/* Reset and Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    /* Primary Colors */
    --primary-color: #2563eb;
    --primary-dark: #1d4ed8;
    --primary-light: #3b82f6;
    --primary-rgb: 37, 99, 235;
    
    /* Secondary Colors */
    --secondary-color: #f59e0b;
    --secondary-dark: #d97706;
    --secondary-light: #fbbf24;
    --secondary-rgb: 245, 158, 11;
    
    /* Neutral Colors */
    --dark-color: #111827;
    --dark-light: #1f2937;
    --gray-color: #6b7280;
    --gray-light: #9ca3af;
    --light-color: #f9fafb;
    --white-color: #ffffff;
    
    /* Accent Colors */
    --accent-color: #10b981;
    --accent-dark: #059669;
    --danger-color: #ef4444;
    --warning-color: #f59e0b;
    
    /* Typography */
    --font-primary: 'Poppins', sans-serif;
    --font-chinese: 'Noto Sans SC', sans-serif;
    
    /* Spacing */
    --container-max-width: 1200px;
    --section-padding: 80px 0;
    --border-radius: 12px;
    --border-radius-sm: 8px;
    --border-radius-lg: 20px;
    
    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    
    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;
}

html {
    scroll-behavior: smooth;
    margin: 0;
    padding: 0;
}

body {
    font-family: var(--font-primary);
    font-size: 16px;
    line-height: 1.6;
    color: var(--dark-color);
    background-color: var(--white-color);
    overflow-x: hidden;
    margin: 0;
    padding: 0;
}

/* 首页专用动态烟雾背景 */
body.home-page {
    background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 20%, #cbd5e1 40%, #94a3b8 60%, #64748b 80%, #475569 100%);
    position: relative;
}

body.home-page::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: 
        radial-gradient(circle at 20% 50%, rgba(255, 255, 255, 0.8) 0%, transparent 50%),
        radial-gradient(circle at 80% 20%, rgba(255, 255, 255, 0.6) 0%, transparent 30%),
        radial-gradient(circle at 40% 80%, rgba(255, 255, 255, 0.4) 0%, transparent 40%),
        radial-gradient(circle at 0% 100%, rgba(255, 255, 255, 0.3) 0%, transparent 35%),
        radial-gradient(circle at 100% 0%, rgba(255, 255, 255, 0.5) 0%, transparent 45%);
    animation: smokeFloat 20s ease-in-out infinite alternate;
    pointer-events: none;
    z-index: -1;
}

body.home-page::after {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: 
        radial-gradient(ellipse at 60% 30%, rgba(156, 163, 175, 0.3) 0%, transparent 60%),
        radial-gradient(ellipse at 30% 70%, rgba(107, 114, 128, 0.2) 0%, transparent 50%),
        radial-gradient(ellipse at 90% 60%, rgba(75, 85, 99, 0.25) 0%, transparent 55%);
    animation: smokeWaves 25s ease-in-out infinite alternate-reverse;
    pointer-events: none;
    z-index: -1;
}

/* 烟雾浮动动画 */
@keyframes smokeFloat {
    0% {
        transform: translateY(0px) translateX(0px) rotate(0deg);
        opacity: 0.8;
    }
    25% {
        transform: translateY(-20px) translateX(10px) rotate(1deg);
        opacity: 0.6;
    }
    50% {
        transform: translateY(-10px) translateX(-15px) rotate(-1deg);
        opacity: 0.7;
    }
    75% {
        transform: translateY(-30px) translateX(5px) rotate(0.5deg);
        opacity: 0.5;
    }
    100% {
        transform: translateY(-15px) translateX(-8px) rotate(-0.5deg);
        opacity: 0.9;
    }
}

/* 烟雾波动动画 */
@keyframes smokeWaves {
    0% {
        transform: scale(1) rotate(0deg);
        opacity: 0.4;
    }
    33% {
        transform: scale(1.1) rotate(2deg);
        opacity: 0.3;
    }
    66% {
        transform: scale(0.9) rotate(-1deg);
        opacity: 0.5;
    }
    100% {
        transform: scale(1.05) rotate(1.5deg);
        opacity: 0.2;
    }
}

/* 动态烟雾粒子效果 */
body.home-page .smoke-particles {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: -1;
    overflow: hidden;
}

body.home-page .smoke-particle {
    position: absolute;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.6) 0%, rgba(255, 255, 255, 0.2) 40%, transparent 70%);
    border-radius: 50%;
    animation: smokeParticleFloat 15s linear infinite;
}

body.home-page .smoke-particle:nth-child(1) {
    width: 4px;
    height: 4px;
    left: 10%;
    animation-delay: 0s;
    animation-duration: 12s;
}

body.home-page .smoke-particle:nth-child(2) {
    width: 6px;
    height: 6px;
    left: 20%;
    animation-delay: 2s;
    animation-duration: 18s;
}

body.home-page .smoke-particle:nth-child(3) {
    width: 3px;
    height: 3px;
    left: 35%;
    animation-delay: 4s;
    animation-duration: 14s;
}

body.home-page .smoke-particle:nth-child(4) {
    width: 5px;
    height: 5px;
    left: 50%;
    animation-delay: 1s;
    animation-duration: 16s;
}

body.home-page .smoke-particle:nth-child(5) {
    width: 4px;
    height: 4px;
    left: 65%;
    animation-delay: 3s;
    animation-duration: 13s;
}

body.home-page .smoke-particle:nth-child(6) {
    width: 7px;
    height: 7px;
    left: 80%;
    animation-delay: 5s;
    animation-duration: 20s;
}

body.home-page .smoke-particle:nth-child(7) {
    width: 3px;
    height: 3px;
    left: 90%;
    animation-delay: 2.5s;
    animation-duration: 11s;
}

body.home-page .smoke-particle:nth-child(8) {
    width: 5px;
    height: 5px;
    left: 15%;
    animation-delay: 7s;
    animation-duration: 17s;
}

body.home-page .smoke-particle:nth-child(9) {
    width: 4px;
    height: 4px;
    left: 75%;
    animation-delay: 1.5s;
    animation-duration: 19s;
}

body.home-page .smoke-particle:nth-child(10) {
    width: 6px;
    height: 6px;
    left: 45%;
    animation-delay: 6s;
    animation-duration: 15s;
}

/* 动态创建的烟雾粒子样式 */
body.home-page .smoke-particle-dynamic {
    background: radial-gradient(circle, rgba(255, 255, 255, 0.5) 0%, rgba(255, 255, 255, 0.15) 40%, transparent 70%);
    animation: smokeParticleFloat 15s linear infinite;
}

/* 加强首页背景的层次感 */
body.home-page {
    background: 
        linear-gradient(135deg, rgba(248, 250, 252, 0.95) 0%, rgba(226, 232, 240, 0.9) 20%, rgba(203, 213, 225, 0.85) 40%, rgba(148, 163, 184, 0.8) 60%, rgba(100, 116, 139, 0.9) 80%, rgba(71, 85, 105, 0.95) 100%),
        repeating-linear-gradient(
            45deg,
            transparent,
            transparent 10px,
            rgba(255, 255, 255, 0.02) 10px,
            rgba(255, 255, 255, 0.02) 20px
        );
}

/* 烟雾粒子浮动动画 */
@keyframes smokeParticleFloat {
    0% {
        bottom: -10px;
        opacity: 0;
        transform: translateX(0px) scale(0.5);
    }
    10% {
        opacity: 0.8;
        transform: translateX(10px) scale(0.8);
    }
    20% {
        opacity: 0.6;
        transform: translateX(-5px) scale(1);
    }
    40% {
        opacity: 0.4;
        transform: translateX(15px) scale(1.2);
    }
    60% {
        opacity: 0.3;
        transform: translateX(-10px) scale(1.1);
    }
    80% {
        opacity: 0.2;
        transform: translateX(5px) scale(0.9);
    }
    100% {
        bottom: 110vh;
        opacity: 0;
        transform: translateX(-15px) scale(0.3);
    }
}

/* 移动端优化 */
@media (max-width: 768px) {
    body.home-page::before,
    body.home-page::after {
        animation-duration: 15s;
    }
    
    body.home-page .smoke-particle {
        animation-duration: 10s !important;
    }
    
    /* 减少移动端粒子数量以提升性能 */
    body.home-page .smoke-particle:nth-child(n+6) {
        display: none;
    }
}

/* 减少动画偏好设置 */
@media (prefers-reduced-motion: reduce) {
    body.home-page::before,
    body.home-page::after,
    body.home-page .smoke-particle {
        animation: none;
    }
    
    body.home-page::before {
        opacity: 0.4;
    }
    
    body.home-page::after {
        opacity: 0.2;
    }
    
    body.home-page .smoke-particle {
        opacity: 0.1;
    }
}

/* Chinese text styling */
[lang="zh-CN"] body,
.chinese-text {
    font-family: var(--font-chinese);
}

/* Container */
.container {
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 0 20px;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-weight: 600;
    line-height: 1.2;
    margin-bottom: 1rem;
}

h1 { font-size: 3rem; }
h2 { font-size: 2.5rem; }
h3 { font-size: 2rem; }
h4 { font-size: 1.5rem; }
h5 { font-size: 1.25rem; }
h6 { font-size: 1rem; }

p {
    margin-bottom: 1rem;
    color: var(--gray-color);
}

a {
    text-decoration: none;
    color: inherit;
    transition: var(--transition-fast);
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 12px 24px;
    border: none;
    border-radius: var(--border-radius);
    font-size: 16px;
    font-weight: 500;
    text-decoration: none;
    cursor: pointer;
    transition: var(--transition-normal);
    position: relative;
    overflow: hidden;
}

.btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
    transition: var(--transition-normal);
}

.btn:hover::before {
    left: 100%;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    color: var(--white-color);
    box-shadow: var(--shadow-md);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.btn-outline {
    background: transparent;
    color: var(--primary-color);
    border: 2px solid var(--primary-color);
}

.btn-outline:hover {
    background: var(--primary-color);
    color: var(--white-color);
    transform: translateY(-2px);
}

/* Section Headers */
.section-header {
    text-align: center;
    margin-bottom: 60px;
}

.section-title {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--dark-color);
    margin-bottom: 1rem;
    position: relative;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
    border-radius: 2px;
}

.section-subtitle {
    font-size: 1.125rem;
    color: var(--gray-color);
    max-width: 600px;
    margin: 0 auto;
}

/* Loading Screen */
#loading-screen {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--white-color);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
    transition: opacity 0.5s ease;
}

.loader {
    width: 60px;
    height: 60px;
    border: 4px solid var(--light-color);
    border-top: 4px solid var(--primary-color);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* Header */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background: transparent !important;
    backdrop-filter: none;
    border-bottom: none;
    z-index: 1000;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    padding: 0;
    box-shadow: none;
}

.header::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: transparent !important;
    opacity: 0;
    transition: opacity 0.4s ease;
    pointer-events: none;
}

.header.scrolled {
    background: rgba(255, 255, 255, 0.95) !important;
    backdrop-filter: blur(15px);
    border-bottom: 1px solid rgba(0, 0, 0, 0.08);
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.1);
}

.header.scrolled::before {
    opacity: 0;
}

.header-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1.5rem 0;
    transition: padding 0.4s ease;
    background: transparent !important;
}

.header.scrolled .header-content {
    padding: 1rem 0;
}

/* Logo */
.logo {
    display: flex;
    align-items: center;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--white-color);
    transition: var(--transition-normal);
}

.header.scrolled .logo {
    color: var(--dark-color);
}

.logo-img {
    height: 40px;
    margin-right: 10px;
    opacity: 1;
    visibility: visible;
    transition: var(--transition-normal);
}

/* 滚动时保持图标显示并转换为深色 */
.header.scrolled .logo-img {
    opacity: 1;
    visibility: visible;
    height: 40px;
    margin-right: 10px;
    /* 使用滤镜将白色logo转换为深色 */
    filter: brightness(0) saturate(100%) invert(18%) sepia(7%) saturate(1122%) hue-rotate(174deg) brightness(95%) contrast(93%);
    transition: filter var(--transition-normal);
}

.logo-text {
    color: var(--white-color);
    transition: var(--transition-normal);
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
    opacity: 0;
    visibility: hidden;
    white-space: nowrap;
}

/* 滚动时保持文字隐藏 */
.header.scrolled .logo-text {
    opacity: 0;
    visibility: hidden;
}

/* Navigation */
.nav-list {
    display: flex;
    list-style: none;
    gap: 2rem;
}

.nav-item {
    position: relative;
}

.nav-link {
    font-weight: 500;
    color: var(--white-color);
    padding: 0.5rem 0;
    position: relative;
    transition: var(--transition-fast);
    text-shadow: 0 1px 3px rgba(0, 0, 0, 0.3);
}

.header.scrolled .nav-link {
    color: var(--dark-color);
    text-shadow: none;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
    transition: var(--transition-fast);
}

.nav-link:hover::after,
.nav-link.active::after {
    width: 100%;
}

.nav-link:hover,
.nav-link.active {
    color: var(--secondary-color);
}

.header.scrolled .nav-link:hover,
.header.scrolled .nav-link.active {
    color: var(--primary-color);
}

/* Mega Menu */
.mega-menu {
    position: absolute;
    top: 100%;
    left: 50%;
    transform: translateX(-50%);
    background: var(--white-color);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-xl);
    padding: 0;
    min-width: 900px;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition-normal);
    border: 1px solid rgba(0, 0, 0, 0.05);
    overflow: hidden;
}

.dropdown:hover .mega-menu {
    opacity: 1;
    visibility: visible;
    transform: translateX(-50%) translateY(10px);
}

.mega-menu-content {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 0;
}

/* Horizontal Layout for Products Menu */
.mega-menu-content.horizontal-layout {
    grid-template-columns: repeat(4, 1fr);
    min-width: 1000px;
}

.mega-menu-content.horizontal-layout .mega-menu-column {
    padding: 2.5rem 1.5rem;
    border-right: 1px solid rgba(0, 0, 0, 0.05);
    transition: var(--transition-normal);
    text-align: center;
    min-height: 280px;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.mega-menu-content.horizontal-layout .mega-menu-column:last-child {
    border-right: none;
}

.mega-menu-content.horizontal-layout .mega-menu-column:hover {
    background: var(--light-color);
    transform: translateY(-8px);
}

.mega-menu-content.horizontal-layout .mega-menu-column > a {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-decoration: none;
    color: inherit;
    height: 100%;
    justify-content: center;
    padding: 1rem;
    border-radius: var(--border-radius);
    transition: var(--transition-normal);
}

.mega-menu-content.horizontal-layout .mega-menu-column > a:hover {
    background: rgba(37, 99, 235, 0.05);
    transform: translateY(-5px);
    box-shadow: var(--shadow-sm);
}

.mega-menu-content.horizontal-layout .mega-menu-product-image {
    width: 120px;
    height: 120px;
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    margin-bottom: 1rem;
    transition: var(--transition-normal);
    box-shadow: var(--shadow-sm);
}

.mega-menu-content.horizontal-layout .mega-menu-product-image img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    object-position: center;
    transition: var(--transition-normal);
}

.mega-menu-content.horizontal-layout .mega-menu-column > a:hover .mega-menu-product-image {
    transform: scale(1.05);
    box-shadow: var(--shadow-md);
}

.mega-menu-content.horizontal-layout .mega-menu-product-name {
    font-weight: 700;
    font-size: 1.1rem;
    margin-bottom: 0.5rem;
    color: var(--dark-color);
}

.mega-menu-content.horizontal-layout .mega-menu-product-desc {
    font-size: 0.9rem;
    color: var(--gray-color);
    text-align: center;
    line-height: 1.4;
}

.mega-menu-content.horizontal-layout .view-all-column {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    color: var(--white-color);
    position: relative;
    overflow: hidden;
}

.mega-menu-content.horizontal-layout .view-all-column::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(255,255,255,0.1) 0%, transparent 70%);
    animation: float 6s ease-in-out infinite;
}

.mega-menu-content.horizontal-layout .view-all-column .mega-menu-featured {
    background: none;
    padding: 2rem 1.5rem;
    height: 100%;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    position: relative;
    z-index: 2;
}

.mega-menu-content.horizontal-layout .view-all-column .mega-menu-featured img {
    width: 100px;
    height: 100px;
    border-radius: var(--border-radius);
    margin-bottom: 1rem;
    object-fit: cover;
}

.mega-menu-content.horizontal-layout .view-all-column .mega-menu-featured h5 {
    font-size: 1.1rem;
    color: var(--white-color);
    margin-bottom: 0.5rem;
    font-weight: 600;
}

.mega-menu-content.horizontal-layout .view-all-column .mega-menu-featured p {
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 1.5rem;
}

.mega-menu-content.horizontal-layout .view-all-column .mega-menu-featured .btn {
    background: var(--white-color);
    color: var(--primary-color);
    padding: 0.75rem 1.5rem;
    border-radius: var(--border-radius);
    font-size: 0.9rem;
    font-weight: 600;
    transition: var(--transition-normal);
    box-shadow: var(--shadow-sm);
}

.mega-menu-content.horizontal-layout .view-all-column .mega-menu-featured .btn:hover {
    background: var(--secondary-color);
    color: var(--white-color);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.mega-menu-column {
    padding: 2rem 1.5rem;
    border-right: 1px solid rgba(0, 0, 0, 0.05);
    transition: var(--transition-normal);
    text-align: center;
}

.mega-menu-column:last-child {
    border-right: none;
}

.mega-menu-column:hover {
    background: var(--light-color);
    transform: translateY(-5px);
}

.mega-menu-column h4 {
    color: var(--dark-color);
    font-size: 1.1rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    padding-bottom: 0.75rem;
    border-bottom: 3px solid var(--primary-color);
    position: relative;
}

.mega-menu-column h4::after {
    content: '';
    position: absolute;
    bottom: -3px;
    left: 50%;
    transform: translateX(-50%);
    width: 30px;
    height: 3px;
    background: var(--secondary-color);
}

.mega-menu-column ul {
    list-style: none;
}

.mega-menu-column li {
    margin-bottom: 1rem;
}

.mega-menu-column a {
    color: var(--gray-color);
    font-size: 0.9rem;
    transition: var(--transition-fast);
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 1rem 0.5rem;
    border-radius: var(--border-radius);
    position: relative;
    text-decoration: none;
}

.mega-menu-column a:hover {
    color: var(--primary-color);
    background: rgba(37, 99, 235, 0.05);
    transform: translateY(-3px);
    box-shadow: var(--shadow-sm);
}

.mega-menu-product-image {
    width: 80px;
    height: 80px;
    border-radius: var(--border-radius);
    overflow: hidden;
    margin-bottom: 0.75rem;
    transition: var(--transition-normal);
}

.mega-menu-product-image img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    object-position: center;
    transition: var(--transition-normal);
}

.mega-menu-column a:hover .mega-menu-product-image img {
    transform: scale(1.1);
}

.mega-menu-product-name {
    font-weight: 600;
    font-size: 0.9rem;
    margin-bottom: 0.25rem;
}

.mega-menu-product-desc {
    font-size: 0.8rem;
    color: var(--gray-light);
    text-align: center;
    line-height: 1.3;
}

.mega-menu-featured {
    text-align: center;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    color: var(--white-color);
    padding: 2rem 1.5rem;
    position: relative;
    overflow: hidden;
}

.mega-menu-featured::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(255,255,255,0.1) 0%, transparent 70%);
    animation: float 6s ease-in-out infinite;
}

@keyframes float {
    0%, 100% { transform: translateY(0px) rotate(0deg); }
    50% { transform: translateY(-20px) rotate(180deg); }
}

.mega-menu-featured img {
    width: 100%;
    max-width: 140px;
    height: auto;
    border-radius: var(--border-radius);
    margin-bottom: 1.5rem;
    position: relative;
    z-index: 2;
    transition: var(--transition-normal);
}

.mega-menu-featured:hover img {
    transform: scale(1.05);
}

.mega-menu-featured h5 {
    font-size: 1rem;
    color: var(--white-color);
    margin-bottom: 0.5rem;
    font-weight: 600;
    position: relative;
    z-index: 2;
}

.mega-menu-featured p {
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.9);
    position: relative;
    z-index: 2;
    margin-bottom: 1rem;
}

.mega-menu-featured .btn {
    background: var(--white-color);
    color: var(--primary-color);
    padding: 0.5rem 1rem;
    border-radius: var(--border-radius);
    font-size: 0.85rem;
    font-weight: 600;
    position: relative;
    z-index: 2;
    transition: var(--transition-normal);
}

.mega-menu-featured .btn:hover {
    background: var(--secondary-color);
    color: var(--white-color);
    transform: translateY(-2px);
}

/* Header Actions */
.header-actions {
    display: flex;
    align-items: center;
    gap: 1rem;
}

/* Language Switcher */
.language-switcher {
    position: relative;
}

.lang-btn {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    background: none;
    border: none;
    color: var(--white-color);
    cursor: pointer;
    padding: 0.5rem;
    border-radius: var(--border-radius-sm);
    transition: var(--transition-fast);
    text-shadow: 0 1px 3px rgba(0, 0, 0, 0.3);
}

.header.scrolled .lang-btn {
    color: var(--dark-color);
    text-shadow: none;
}

.lang-btn:hover {
    background: rgba(255, 255, 255, 0.1);
}

.lang-btn:focus {
    outline: none;
    background: rgba(255, 255, 255, 0.15);
}

.header.scrolled .lang-btn:hover {
    background: var(--light-color);
}

.header.scrolled .lang-btn:focus {
    outline: none;
    background: rgba(0, 0, 0, 0.08);
}

.lang-dropdown {
    position: absolute;
    top: 100%;
    right: 0;
    background: var(--white-color);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-lg);
    padding: 0.5rem 0;
    min-width: 120px;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: var(--transition-normal);
}

.lang-dropdown.show {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.language-switcher:hover .lang-dropdown {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.lang-option {
    display: block;
    padding: 0.5rem 1rem;
    color: var(--dark-color);
    transition: var(--transition-fast);
}

.lang-option:hover {
    background: var(--light-color);
    color: var(--primary-color);
}

/* Mobile Menu Button */
.mobile-menu-btn {
    display: none;
    flex-direction: column;
    gap: 4px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
    border-radius: 4px;
    transition: var(--transition-fast);
}

.mobile-menu-btn:focus {
    outline: none;
    background: rgba(255, 255, 255, 0.1);
}

.header.scrolled .mobile-menu-btn:focus {
    background: rgba(0, 0, 0, 0.05);
}

.mobile-menu-btn span {
    width: 25px;
    height: 3px;
    background: var(--white-color);
    border-radius: 2px;
    transition: var(--transition-fast);
}

.header.scrolled .mobile-menu-btn span {
    background: var(--dark-color);
}

/* Hero Section */
.hero {
    position: relative;
    height: 100vh;
    min-height: 600px;
    max-height: 900px;
    overflow: hidden;
    margin-bottom: 5rem;
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.1);
}

.hero::after {
    content: '';
    position: absolute;
    bottom: -1px;
    left: 0;
    right: 0;
    height: 60px;
    background: linear-gradient(180deg, transparent 0%, rgba(248, 250, 252, 0.8) 100%);
    z-index: 10;
    pointer-events: none;
}

.hero-slider {
    position: relative;
    width: 100%;
    height: 100%;
}

.hero-slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    transition: opacity 1.5s ease-in-out;
}

.hero-slide.active {
    opacity: 1;
}

.hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
}

.hero-video {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: contain;
    object-position: center;
    z-index: 1;
    background: #000;
}

.video-slide .hero-content {
    display: none;
}

.video-slide::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(
        135deg,
        rgba(0, 0, 0, 0.3) 0%,
        rgba(0, 0, 0, 0.1) 40%,
        rgba(0, 0, 0, 0.15) 60%,
        rgba(0, 0, 0, 0.3) 100%
    );
    z-index: 2;
}

/* Advertisement Banner Section */
.ad-banner {
    padding: 0;
    margin: 0 auto 6rem;
    position: relative;
    max-width: 100%;
    width: 100%;
}

.ad-banner::before {
    content: '';
    position: absolute;
    top: -3rem;
    left: 50%;
    transform: translateX(-50%);
    width: 100px;
    height: 2px;
    background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
    border-radius: 1px;
    z-index: 1;
}

.ad-banner::after {
    content: '';
    position: absolute;
    bottom: -3rem;
    right: 50%;
    transform: translateX(50%);
    width: 60px;
    height: 1px;
    background: linear-gradient(90deg, var(--secondary-color), var(--primary-color));
    border-radius: 1px;
}

.ad-banner .container {
    max-width: 95%;
    padding: 0 1.5rem;
}

.ad-banner-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3px;
    height: auto;
    min-height: 300px;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.1);
    position: relative;
}

.ad-banner-grid::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(
        45deg,
        rgba(96, 165, 250, 0.1) 0%,
        rgba(59, 130, 246, 0.05) 50%,
        rgba(96, 165, 250, 0.1) 100%
    );
    z-index: 1;
    opacity: 0;
    transition: opacity 0.3s ease;
    pointer-events: none;
}

.ad-banner-item {
    position: relative;
    overflow: hidden;
    cursor: pointer;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    background: var(--dark-color);
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 300px;
}

.ad-banner-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(
        135deg,
        rgba(96, 165, 250, 0.8) 0%,
        rgba(59, 130, 246, 0.6) 100%
    );
    opacity: 0;
    transition: all 0.4s ease;
    z-index: 2;
}

.ad-banner-item:hover {
    transform: scale(1.02);
    z-index: 10;
    box-shadow: 0 25px 80px rgba(0, 0, 0, 0.2);
}

.ad-banner-item:hover::before {
    opacity: 1;
}

.ad-banner-item img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    object-position: center;
    transition: transform 0.6s cubic-bezier(0.4, 0, 0.2, 1);
    display: block;
    max-width: 100%;
    max-height: 100%;
}

.ad-banner-item:hover img {
    transform: scale(1.1);
}

.ad-banner-link {
    display: block;
    width: 100%;
    height: 100%;
    text-decoration: none;
    color: inherit;
    position: relative;
    z-index: 3;
}

.ad-banner-link:hover {
    text-decoration: none;
    color: inherit;
}

/* Product Showcase Section */
.product-showcase {
    padding: 80px 0;
    background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
    position: relative;
}

.product-showcase::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="grain" width="100" height="100" patternUnits="userSpaceOnUse"><circle cx="25" cy="25" r="1" fill="%23ffffff" opacity="0.1"/><circle cx="75" cy="75" r="1" fill="%23ffffff" opacity="0.1"/><circle cx="50" cy="10" r="0.5" fill="%23ffffff" opacity="0.1"/><circle cx="10" cy="60" r="0.5" fill="%23ffffff" opacity="0.1"/><circle cx="90" cy="40" r="0.5" fill="%23ffffff" opacity="0.1"/></pattern></defs><rect width="100" height="100" fill="url(%23grain)"/></svg>');
    opacity: 0.3;
}

.product-showcase .container {
    position: relative;
    z-index: 2;
}

.showcase-header {
    text-align: center;
    margin-bottom: 60px;
}

.showcase-header h2 {
    font-size: 2.8rem;
    font-weight: 800;
    color: var(--dark-color);
    margin-bottom: 1rem;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.showcase-header p {
    font-size: 1.2rem;
    color: var(--gray-color);
    max-width: 600px;
    margin: 0 auto;
}

.showcase-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    grid-template-rows: 1fr 1fr;
    gap: 25px;
    height: 600px;
    margin-bottom: 40px;
}

.showcase-category {
    position: relative;
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    cursor: pointer;
    transition: var(--transition-normal);
    background: var(--white-color);
    box-shadow: var(--shadow-md);
    border: 1px solid rgba(255, 255, 255, 0.8);
}

.large-card {
    grid-row: 1 / 3;
}



.showcase-category:hover {
    transform: translateY(-8px);
    box-shadow: 0 25px 50px rgba(0, 0, 0, 0.15);
}

.category-image {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    overflow: hidden;
}

.category-image::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(45deg, rgba(37, 99, 235, 0.1), rgba(245, 158, 11, 0.1));
    z-index: 1;
    transition: var(--transition-normal);
}

.showcase-category:hover .category-image::before {
    opacity: 0.3;
}

.category-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition-slow);
    filter: brightness(1.1) contrast(1.05);
}

.showcase-category:hover .category-image img {
    transform: scale(1.08);
}

.category-content {
    display: none;
}

.showcase-category:hover .category-content {
    transform: translateY(0);
    background: linear-gradient(transparent, rgba(0,0,0,0.9));
    opacity: 1;
}

/* Category link styles */
.category-link {
    display: block;
    text-decoration: none;
    color: inherit;
    height: 100%;
    width: 100%;
    position: relative;
}

.category-link:hover {
    text-decoration: none;
    color: inherit;
}

.showcase-category .category-link .category-content {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 2rem;
    background: linear-gradient(transparent, rgba(0,0,0,0.7));
    transform: translateY(100%);
    transition: var(--transition-normal);
    opacity: 0;
    z-index: 2;
}

.showcase-category:hover .category-link .category-content {
    transform: translateY(0);
    background: linear-gradient(transparent, rgba(0,0,0,0.9));
    opacity: 1;
}

.category-content h3 {
    font-size: 1.6rem;
    font-weight: 700;
    margin-bottom: 10px;
    color: var(--white-color);
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.5);
}

.large-card .category-content h3 {
    font-size: 2.2rem;
}

.category-content p {
    font-size: 1.05rem;
    margin-bottom: 18px;
    color: rgba(255,255,255,0.95);
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.5);
}

.product-count {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.9rem;
    font-weight: 700;
    color: var(--secondary-color);
    text-transform: uppercase;
    letter-spacing: 1.5px;
    background: rgba(245, 158, 11, 0.2);
    padding: 0.5rem 1rem;
    border-radius: var(--border-radius-lg);
    backdrop-filter: blur(10px);
}

.product-count::before {
    content: '●';
    color: var(--secondary-color);
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

.showcase-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
    margin-top: 40px;
}

.stat-item {
    text-align: center;
    padding: 2rem;
    background: var(--white-color);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-sm);
    transition: var(--transition-normal);
    border: 1px solid rgba(255, 255, 255, 0.8);
}

.stat-item:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
}

.stat-item .stat-icon {
    font-size: 2.5rem;
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.stat-item .stat-number {
    font-size: 2rem;
    font-weight: 800;
    color: var(--dark-color);
    margin-bottom: 0.5rem;
}

.stat-item .stat-label {
    color: var(--gray-color);
    font-weight: 500;
}

/* ==== Product Detail Thumbnails ==== */
.product-gallery{
    display:flex;
    flex-direction:column;
    gap:1.5rem;
}
.image-thumbnails{
    display:flex;
    gap:0.75rem;
    overflow-x:auto;
    padding-bottom:4px;
    scrollbar-width:none; /* Firefox */
}
.image-thumbnails::-webkit-scrollbar{display:none;}
.thumbnail{
    flex:0 0 auto;
    border:2px solid transparent;
    border-radius:8px;
    overflow:hidden;
    cursor:pointer;
    transition:border-color 0.3s ease,transform 0.3s ease;
}
.thumbnail img{
    width:80px;
    height:80px;
    object-fit:cover;
    display:block;
}
.thumbnail:hover{transform:translateY(-2px);}
.thumbnail.active{border-color:#007bff;}
@media (min-width:768px){
  .thumbnail img{width:100px;height:100px;}
}
/* detail-image optional smaller opacity */
.thumbnail.detail-image{opacity:0.8;}
.thumbnail.detail-image:hover{opacity:1;}

/* Services Page Styles */
.services-overview {
    padding: var(--section-padding);
    background: var(--white-color);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
}

.service-card {
    background: var(--white-color);
    border-radius: var(--border-radius-lg);
    padding: 2.5rem;
    box-shadow: var(--shadow-md);
    transition: var(--transition-normal);
    border: 1px solid rgba(0, 0, 0, 0.05);
    text-align: center;
}

.service-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-xl);
}

.service-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
    color: var(--white-color);
    font-size: 2rem;
}

.service-card h3 {
    color: var(--dark-color);
    margin-bottom: 1rem;
    font-size: 1.5rem;
}

.service-card p {
    color: var(--gray-color);
    margin-bottom: 1.5rem;
    line-height: 1.6;
}

.service-card ul {
    list-style: none;
    margin-bottom: 2rem;
    text-align: left;
}

.service-card li {
    margin-bottom: 0.75rem;
}

.service-card li a {
    color: var(--gray-color);
    transition: var(--transition-fast);
    display: flex;
    align-items: center;
}

.service-card li a::before {
    content: '●';
    color: var(--primary-color);
    margin-right: 0.5rem;
    font-weight: bold;
}

.service-card li a:hover {
    color: var(--primary-color);
    padding-left: 0.5rem;
}

/* FAQ Section */
.faq-section {
    padding: var(--section-padding);
    background: var(--light-color);
}

.faq-content {
    max-width: 800px;
    margin: 0 auto;
}

.faq-categories {
    display: flex;
    justify-content: center;
    gap: 1rem;
    margin-bottom: 3rem;
    flex-wrap: wrap;
}

.faq-category-btn {
    padding: 0.75rem 1.5rem;
    background: var(--white-color);
    border: 2px solid var(--gray-light);
    border-radius: var(--border-radius-lg);
    color: var(--gray-color);
    cursor: pointer;
    transition: var(--transition-normal);
    font-weight: 500;
}

.faq-category-btn:hover,
.faq-category-btn.active {
    background: var(--primary-color);
    border-color: var(--primary-color);
    color: var(--white-color);
    transform: translateY(-2px);
}

.faq-item {
    background: var(--white-color);
    border-radius: var(--border-radius);
    margin-bottom: 1rem;
    box-shadow: var(--shadow-sm);
    overflow: hidden;
}

.faq-question {
    padding: 1.5rem;
    background: none;
    border: none;
    width: 100%;
    text-align: left;
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--dark-color);
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: var(--transition-fast);
}

.faq-question:hover {
    background: var(--light-color);
}

.faq-question i {
    transition: var(--transition-fast);
}

.faq-item.active .faq-question i {
    transform: rotate(180deg);
}

.faq-answer {
    padding: 0 1.5rem;
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
}

.faq-item.active .faq-answer {
    max-height: 200px;
    padding: 0 1.5rem 1.5rem;
}

.faq-answer p {
    color: var(--gray-color);
    line-height: 1.6;
    margin: 0;
}

/* Download Center */
.download-center {
    padding: var(--section-padding);
    background: var(--white-color);
}

.download-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 2rem;
}

.download-category {
    background: var(--light-color);
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
}

.download-header {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    color: var(--white-color);
    padding: 1.5rem;
    text-align: center;
}

.download-header i {
    font-size: 2rem;
    margin-bottom: 0.5rem;
}

.download-header h3 {
    margin: 0;
    font-size: 1.3rem;
}

.download-items {
    padding: 1.5rem;
}

.download-item {
    background: var(--white-color);
    border-radius: var(--border-radius);
    padding: 1.5rem;
    margin-bottom: 1rem;
    box-shadow: var(--shadow-sm);
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 1rem;
}

.download-item:last-child {
    margin-bottom: 0;
}

.download-info h4 {
    color: var(--dark-color);
    margin-bottom: 0.5rem;
    font-size: 1.1rem;
}

.download-info p {
    color: var(--gray-color);
    margin-bottom: 0.5rem;
    font-size: 0.9rem;
}

.download-meta {
    font-size: 0.8rem;
    color: var(--gray-light);
}

.download-actions {
    display: flex;
    gap: 0.5rem;
    flex-shrink: 0;
}

/* Contact Support */
.contact-support {
    padding: var(--section-padding);
    background: var(--light-color);
}

.support-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: start;
}

.support-channels {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.support-channel {
    background: var(--white-color);
    padding: 2rem;
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-sm);
    text-align: center;
    transition: var(--transition-normal);
}

.support-channel:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
}

.channel-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1rem;
    color: var(--white-color);
    font-size: 1.5rem;
}

.support-channel h3 {
    color: var(--dark-color);
    margin-bottom: 0.5rem;
}

.support-channel p {
    color: var(--gray-color);
    margin-bottom: 1.5rem;
    line-height: 1.6;
}

.support-form {
    background: var(--white-color);
    padding: 2.5rem;
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-md);
}

.support-form h3 {
    color: var(--dark-color);
    margin-bottom: 2rem;
    text-align: center;
}

.support-form .form-group {
    margin-bottom: 1.5rem;
}

.support-form label {
    display: block;
    margin-bottom: 0.5rem;
    color: var(--dark-color);
    font-weight: 500;
}

.support-form input,
.support-form select,
.support-form textarea {
    width: 100%;
    padding: 0.75rem 1rem;
    border: 2px solid var(--gray-light);
    border-radius: var(--border-radius);
    font-size: 1rem;
    transition: var(--transition-fast);
    background: var(--white-color);
}

.support-form input:focus,
.support-form select:focus,
.support-form textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

.support-form textarea {
    resize: vertical;
    min-height: 120px;
}

/* Featured Banner Section */
.featured-banner {
    padding: 60px 0;
    background: var(--light-color);
}

.banner-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 20px;
    height: 400px;
}

.banner-item {
    position: relative;
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    display: flex;
    align-items: center;
    padding: 40px;
    transition: var(--transition-normal);
    cursor: pointer;
}

.primary-banner {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    color: var(--white-color);
}

.secondary-banner {
    background: var(--white-color);
    color: var(--dark-color);
    border: 1px solid rgba(0,0,0,0.1);
}

.banner-item:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-xl);
}

.banner-content {
    flex: 1;
    z-index: 2;
}

.banner-content h4 {
    font-size: 0.9rem;
    font-weight: 600;
    margin-bottom: 5px;
    opacity: 0.8;
}

.banner-content h3 {
    font-size: 1.8rem;
    font-weight: 700;
    margin-bottom: 10px;
}

.primary-banner .banner-content h2 {
    font-size: 2.2rem;
    font-weight: 800;
    margin-bottom: 15px;
    color: var(--white-color);
}

.banner-content p {
    font-size: 1rem;
    margin-bottom: 20px;
    opacity: 0.9;
}

.banner-image {
    position: absolute;
    right: -20px;
    top: 50%;
    transform: translateY(-50%);
    width: 200px;
    height: 200px;
    opacity: 0.1;
    transition: var(--transition-normal);
}

.primary-banner .banner-image {
    opacity: 0.2;
}

.banner-item:hover .banner-image {
    opacity: 0.3;
    transform: translateY(-50%) scale(1.1);
}

.banner-image img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

/* Features Section */
.features {
    padding: var(--section-padding);
    background: var(--light-color);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.feature-card {
    background: var(--white-color);
    padding: 2rem;
    border-radius: var(--border-radius-lg);
    text-align: center;
    box-shadow: var(--shadow-md);
    transition: var(--transition-normal);
    position: relative;
    overflow: hidden;
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(37, 99, 235, 0.05), transparent);
    transition: var(--transition-slow);
}

.feature-card:hover::before {
    left: 100%;
}

.feature-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-xl);
}

.feature-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 1.5rem;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white-color);
    font-size: 2rem;
}

.feature-card h3 {
    color: var(--dark-color);
    margin-bottom: 1rem;
}

.feature-card p {
    color: var(--gray-color);
    line-height: 1.6;
}

/* Products Section */
.products {
    padding: var(--section-padding);
}

.product-categories {
    display: flex;
    justify-content: center;
    gap: 1rem;
    margin-bottom: 3rem;
    flex-wrap: wrap;
}

.category-btn {
    padding: 0.75rem 1.5rem;
    background: transparent;
    border: 2px solid var(--gray-light);
    border-radius: var(--border-radius-lg);
    color: var(--gray-color);
    cursor: pointer;
    transition: var(--transition-normal);
    font-weight: 500;
}

.category-btn:hover,
.category-btn.active {
    background: var(--primary-color);
    border-color: var(--primary-color);
    color: var(--white-color);
    transform: translateY(-2px);
}

/* Product Video Showcase */
.product-video-showcase {
    margin-bottom: 4rem;
    padding: 2rem;
    background: linear-gradient(135deg, rgba(37, 99, 235, 0.05), rgba(245, 158, 11, 0.05));
    border-radius: var(--border-radius-lg);
    display: flex;
    justify-content: center;
}

.video-container {
    position: relative;
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-xl);
    background: var(--dark-color);
    max-width: 600px;
    width: 100%;
}

.video-container video {
    width: 100%;
    height: auto;
    display: block;
    border-radius: var(--border-radius-lg);
    aspect-ratio: 16/9;
}

.video-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(0, 0, 0, 0.3);
    opacity: 1;
    transition: var(--transition-normal);
    pointer-events: none;
}

.video-container:hover .video-overlay {
    opacity: 0;
}

.video-container.playing .video-overlay {
    opacity: 0;
    pointer-events: none;
}

.play-btn {
    width: 80px;
    height: 80px;
    background: rgba(255, 255, 255, 0.9);
    border: none;
    border-radius: 50%;
    color: var(--primary-color);
    font-size: 2rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition-normal);
    pointer-events: all;
    box-shadow: var(--shadow-lg);
}

.play-btn:hover {
    background: var(--primary-color);
    color: var(--white-color);
    transform: scale(1.1);
}



/* Products Slider */
.products-slider-container {
    position: relative;
    margin-bottom: 3rem;
}

.products-slider-wrapper {
    overflow: hidden;
    border-radius: var(--border-radius-lg);
}

.products-slider {
    display: flex;
    gap: 2rem;
    transition: transform 0.5s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    padding: 1rem 0;
    will-change: transform;
}

.products-slider.no-transition {
    transition: none;
}

.products-slider .product-card {
    flex: 0 0 300px;
    min-width: 300px;
}

.slider-controls {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 100%;
    display: flex;
    justify-content: space-between;
    pointer-events: none;
    z-index: 2;
}

.slider-btn {
    width: 50px;
    height: 50px;
    background: rgba(255, 255, 255, 0.9);
    border: none;
    border-radius: 50%;
    color: var(--primary-color);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    box-shadow: var(--shadow-md);
    transition: var(--transition-normal);
    pointer-events: all;
}

.slider-btn:hover {
    background: var(--primary-color);
    color: var(--white-color);
    transform: scale(1.1);
}

.slider-btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    transform: none;
}

.slider-btn:disabled:hover {
    background: rgba(255, 255, 255, 0.9);
    color: var(--primary-color);
}

.slider-indicators {
    display: flex;
    justify-content: center;
    gap: 0.5rem;
    margin-top: 2rem;
}

.slider-indicator {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: rgba(37, 99, 235, 0.3);
    cursor: pointer;
    transition: var(--transition-normal);
}

.slider-indicator.active {
    background: var(--primary-color);
    transform: scale(1.2);
}

.slider-indicator:hover {
    background: var(--primary-color);
    opacity: 0.8;
}

.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-bottom: 3rem;
}

/* 🎨 现代化产品卡片设计 - 全新升级 */
.product-card {
    background: linear-gradient(145deg, #ffffff 0%, #f8fafc 100%);
    border-radius: 28px;
    overflow: hidden;
    box-shadow: 
        0 8px 25px rgba(0, 0, 0, 0.08),
        0 4px 10px rgba(0, 0, 0, 0.05),
        inset 0 1px 0 rgba(255, 255, 255, 0.9);
    transition: all 0.6s cubic-bezier(0.16, 1, 0.3, 1);
    position: relative;
    border: 1px solid rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(20px);
    display: flex;
    flex-direction: column;
    height: 100%;
    /* 🔧 统一卡片高度 - 解决产品信息不一致导致的高度差异 */
    min-height: 520px;
    max-height: 520px;
}

.product-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, 
        rgba(147, 51, 234, 0.02) 0%, 
        rgba(6, 182, 212, 0.02) 50%, 
        rgba(16, 185, 129, 0.02) 100%);
    opacity: 0;
    transition: all 0.6s ease;
    z-index: 1;
    border-radius: 28px;
}

.product-card:hover {
    transform: translateY(-15px) scale(1.02);
    box-shadow: 
        0 25px 50px rgba(0, 0, 0, 0.15),
        0 12px 25px rgba(147, 51, 234, 0.1),
        0 0 0 1px rgba(147, 51, 234, 0.1),
        inset 0 1px 0 rgba(255, 255, 255, 1);
    border-color: rgba(147, 51, 234, 0.2);
    /* 🔧 增强点击交互提示 */
    cursor: pointer;
}

/* 🔧 产品卡片点击状态 */
.product-card:active {
    transform: translateY(-10px) scale(1.01);
    transition: all 0.1s ease;
}

.product-card:hover::before {
    opacity: 1;
}

/* 🖼️ 产品图片容器 - 现代化设计 */
.product-image {
    position: relative;
    /* 🔧 固定图片区域高度，确保布局一致性 */
    height: 260px;
    overflow: hidden;
    background: transparent;
    z-index: 2;
    flex-shrink: 0;
}

.product-image::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: transparent;
    opacity: 0;
    transition: all 0.6s ease;
    z-index: 2;
}

.product-image img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    object-position: center;
    transition: all 0.8s cubic-bezier(0.16, 1, 0.3, 1);
    z-index: 1;
    position: relative;
}

.product-card:hover .product-image::before {
    opacity: 0;
}

.product-card:hover .product-image img {
    transform: scale(1.15) rotate(1deg);
    filter: brightness(1.1) contrast(1.05);
}

/* 🏷️ 产品标签 - 时尚设计 */
.product-badge {
    position: absolute;
    top: 1.5rem;
    left: 1.5rem;
    background: linear-gradient(135deg, #9333ea 0%, #7c3aed 100%);
    color: #ffffff;
    padding: 0.5rem 1rem;
    border-radius: 25px;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    z-index: 5;
    box-shadow: 
        0 4px 15px rgba(147, 51, 234, 0.3),
        0 2px 5px rgba(0, 0, 0, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(10px);
    transition: all 0.4s ease;
}

.product-card:hover .product-badge {
    transform: scale(1.05) translateY(-2px);
    box-shadow: 
        0 6px 20px rgba(147, 51, 234, 0.4),
        0 3px 8px rgba(0, 0, 0, 0.15);
}

/* 📝 产品信息区域 - 专业展示 */
.product-info {
    padding: 1.8rem 1.6rem;
    position: relative;
    z-index: 3;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    display: flex;
    flex-direction: column;
    flex: 1;
    /* 🔧 确保信息区域自适应剩余空间 */
    min-height: 0;
    /* 🔧 控制内容布局，避免溢出 */
    overflow: hidden;
}

.product-category {
    color: #7c3aed;
    font-size: 0.85rem;
    font-weight: 700;
    margin-bottom: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    position: relative;
    display: inline-block;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.1);
    background: rgba(255, 255, 255, 0.95);
    padding: 0.25rem 0.6rem;
    border-radius: 12px;
    border: 1px solid rgba(124, 58, 237, 0.2);
    /* 🔧 防止长文本影响布局 */
    flex-shrink: 0;
}

.product-category::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: linear-gradient(90deg, #9333ea 0%, #06b6d4 100%);
    transition: width 0.4s ease;
}

.product-card:hover .product-category::after {
    width: 100%;
}

.product-name {
    font-size: 1.3rem;
    font-weight: 700;
    color: #1e293b;
    margin-bottom: 0.8rem;
    line-height: 1.3;
    transition: all 0.3s ease;
    background: linear-gradient(135deg, #1e293b 0%, #334155 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    /* 🔧 限制标题行数，防止布局不一致 */
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    text-overflow: ellipsis;
    flex-shrink: 0;
    /* 🔧 确保标题区域固定高度 */
    height: 3.2rem;
}

.product-card:hover .product-name {
    background: linear-gradient(135deg, #9333ea 0%, #06b6d4 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    transform: translateY(-2px);
}

.product-description {
    color: #64748b;
    font-size: 0.9rem;
    margin-bottom: 1rem;
    line-height: 1.6;
    transition: color 0.3s ease;
    /* 🔧 限制描述文本行数，保持卡片一致性 */
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
    text-overflow: ellipsis;
    flex-shrink: 0;
    /* 🔧 固定描述区域高度 */
    height: 4.8rem;
}

.product-card:hover .product-description {
    color: #475569;
}

/* 🏷️ 产品特性标签 - 现代化设计 */
.product-features {
    display: flex;
    flex-wrap: wrap;
    gap: 0.6rem;
    margin-bottom: auto;
    padding-bottom: 1.2rem;
    /* 🔧 控制特性标签区域，避免过度拉伸 */
    flex: 1;
    align-content: flex-start;
    /* 🔧 限制标签区域最大高度 */
    max-height: 4rem;
    overflow: hidden;
}

.feature-tag {
    background: linear-gradient(135deg, 
        rgba(124, 58, 237, 0.12) 0%, 
        rgba(99, 102, 241, 0.1) 100%);
    color: #5b21b6;
    padding: 0.4rem 0.8rem;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 700;
    border: 1px solid rgba(124, 58, 237, 0.2);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
    text-shadow: 0 1px 2px rgba(255, 255, 255, 0.8);
    box-shadow: 0 2px 4px rgba(124, 58, 237, 0.1);
    /* 🔧 防止标签文本换行，保持卡片一致性 */
    white-space: nowrap;
}

.feature-tag::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, #9333ea 0%, #06b6d4 100%);
    transition: left 0.4s ease;
    z-index: -1;
}

.feature-tag {
    position: relative;
    z-index: 1;
    transition: all 0.3s ease, color 0.3s ease;
}

.product-card:hover .feature-tag {
    border-color: rgba(147, 51, 234, 0.3);
    transform: translateY(-2px);
}

.product-card:hover .feature-tag::before {
    left: 0;
}

.product-card:hover .feature-tag {
    color: #ffffff;
}

/* 🎯 产品操作按钮 - 高级交互 */
.product-actions {
    display: flex;
    gap: 1rem;
    align-items: center;
    justify-content: space-between;
    margin-top: auto;
    padding-top: 0.5rem;
}

/* 🔘 小按钮样式 - 现代化升级 */
.btn-sm {
    padding: 0.75rem 1.5rem;
    font-size: 0.85rem;
    font-weight: 600;
    border-radius: 25px;
    background: linear-gradient(135deg, #9333ea 0%, #7c3aed 100%);
    color: #ffffff;
    border: none;
    cursor: pointer;
    transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
    position: relative;
    overflow: hidden;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    box-shadow: 
        0 4px 15px rgba(147, 51, 234, 0.3),
        0 2px 5px rgba(0, 0, 0, 0.1);
}

.btn-sm::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, #06b6d4 0%, #0891b2 100%);
    transition: left 0.4s ease;
}

.btn-sm span {
    position: relative;
    z-index: 2;
}

.btn-sm:hover {
    transform: translateY(-3px) scale(1.05);
    box-shadow: 
        0 8px 25px rgba(147, 51, 234, 0.4),
        0 4px 12px rgba(0, 0, 0, 0.15);
}

.btn-sm:hover::before {
    left: 0;
}

.btn-sm:active {
    transform: translateY(-1px) scale(1.02);
}

/* 📱 产品卡片移动端适配 */
@media (max-width: 1024px) {
    .product-card {
        border-radius: 24px;
        min-height: 460px;
    }
    
    .product-image {
        height: 240px;
    }
    
    .product-info {
        padding: 1.5rem 1.5rem;
        min-height: 200px;
    }
    
    .product-name {
        font-size: 1.3rem;
    }
    
    .product-card:hover {
        transform: translateY(-10px) scale(1.01);
    }
}

@media (max-width: 768px) {
    .product-card {
        border-radius: 20px;
        margin-bottom: 1.5rem;
        min-height: 420px;
    }
    
    .product-image {
        height: 200px;
    }
    
    .product-info {
        padding: 1.25rem;
        min-height: 200px;
    }
    
    .product-name {
        font-size: 1.2rem;
        margin-bottom: 0.8rem;
    }
    
    .product-description {
        font-size: 0.9rem;
        margin-bottom: 1.2rem;
    }
    
    .product-features {
        gap: 0.6rem;
        padding-bottom: 1.2rem;
    }
    
    .feature-tag {
        padding: 0.3rem 0.6rem;
        font-size: 0.7rem;
    }
    
    .product-actions {
        flex-direction: column;
        gap: 0.8rem;
    }
    
    .btn-sm {
        width: 100%;
        padding: 0.8rem 1rem;
        font-size: 0.8rem;
    }
    
    .product-card:hover {
        transform: translateY(-5px);
    }
}

@media (max-width: 480px) {
    .product-card {
        border-radius: 16px;
        margin-bottom: 1rem;
        min-height: 380px;
    }
    
    .product-image {
        height: 180px;
    }
    
    .product-info {
        padding: 1rem;
        min-height: 180px;
    }
    
    .product-badge {
        top: 1rem;
        left: 1rem;
        padding: 0.4rem 0.8rem;
        font-size: 0.7rem;
    }
    
    .product-name {
        font-size: 1.1rem;
    }
    
    .product-description {
        font-size: 0.85rem;
    }
    
    .product-category {
        font-size: 0.8rem;
        margin-bottom: 0.6rem;
    }
    
    .feature-tag {
        padding: 0.25rem 0.5rem;
        font-size: 0.65rem;
    }
    
    .btn-sm {
        padding: 0.7rem 1rem;
        font-size: 0.75rem;
    }
}

/* About Section */
.about-section {
    padding: var(--section-padding);
    background: var(--white-color);
}

.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: start;
    margin-top: 3rem;
}

.about-text {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.about-intro h3 {
    font-size: 1.5rem;
    color: var(--primary-color);
    margin-bottom: 1rem;
    font-weight: 600;
}

.about-intro p {
    font-size: 1.1rem;
    line-height: 1.8;
    color: var(--text-color);
}

.about-stats {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
    margin-top: 2rem;
}

.stat-item {
    text-align: center;
    padding: 1.5rem;
    background: var(--light-color);
    border-radius: var(--border-radius-lg);
    transition: var(--transition-normal);
}

.stat-item:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.stat-number {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: 0.5rem;
}

.stat-label {
    font-size: 0.9rem;
    color: var(--text-color);
    font-weight: 500;
}

.about-features {
    display: flex;
    flex-direction: column;
}

.feature-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
}

.feature-card {
    background: var(--white-color);
    padding: 2rem;
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-md);
    text-align: center;
    transition: var(--transition-normal);
    border: 1px solid var(--border-color);
}

.feature-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
    border-color: var(--primary-color);
}

.feature-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1rem;
    color: white;
    font-size: 1.5rem;
}

.feature-card h4 {
    font-size: 1.2rem;
    color: var(--dark-color);
    margin-bottom: 0.8rem;
    font-weight: 600;
}

.feature-card p {
    color: var(--text-color);
    line-height: 1.6;
    font-size: 0.95rem;
}

/* Responsive Design for About Section */
@media (max-width: 1024px) {
    .about-content {
        grid-template-columns: 1fr;
        gap: 3rem;
    }
    
    .feature-grid {
        grid-template-columns: 1fr;
    }
    
    .about-stats {
        grid-template-columns: repeat(4, 1fr);
    }
}

@media (max-width: 768px) {
    .about-stats {
        grid-template-columns: repeat(2, 1fr);
        gap: 1rem;
    }
    
    .stat-item {
        padding: 1rem;
    }
    
    .stat-number {
        font-size: 2rem;
    }
    
    .feature-card {
        padding: 1.5rem;
    }
    
    .feature-icon {
        width: 50px;
        height: 50px;
        font-size: 1.2rem;
    }
}

@media (max-width: 480px) {
    .about-stats {
        grid-template-columns: 1fr;
    }
    
    .about-intro h3 {
        font-size: 1.3rem;
    }
    
    .about-intro p {
        font-size: 1rem;
    }
}

/* Company Gallery Section - 全新现代化设计 */
.company-gallery {
    padding: 4rem 0 8rem 0; /* 减少顶部padding从8rem到4rem */
    background: linear-gradient(135deg, #0a0a0a 0%, #1a1a2e 25%, #16213e 75%, #0f0f23 100%);
    position: relative;
    overflow: hidden;
}

.company-gallery::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 25% 35%, rgba(59, 130, 246, 0.12) 0%, transparent 50%),
        radial-gradient(circle at 75% 65%, rgba(236, 72, 153, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 50% 20%, rgba(16, 185, 129, 0.08) 0%, transparent 60%),
        linear-gradient(135deg, transparent 15%, rgba(147, 51, 234, 0.04) 40%, transparent 85%);
    pointer-events: none;
    animation: galleryAmbience 15s ease-in-out infinite;
}

.company-gallery::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url("data:image/svg+xml,%3Csvg width='80' height='80' viewBox='0 0 80 80' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.015'%3E%3Cpolygon points='40 0 60 40 40 80 20 40'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E") repeat;
    pointer-events: none;
    animation: galleryFloatPattern 25s linear infinite;
}

@keyframes galleryAmbience {
    0%, 100% { opacity: 1; transform: scale(1) rotate(0deg); }
    33% { opacity: 0.8; transform: scale(1.01) rotate(0.5deg); }
    66% { opacity: 0.9; transform: scale(1.02) rotate(-0.3deg); }
}

@keyframes galleryFloatPattern {
    0% { transform: translateY(0px) translateX(0px) rotate(0deg); }
    25% { transform: translateY(-8px) translateX(3px) rotate(1deg); }
    50% { transform: translateY(0px) translateX(8px) rotate(0deg); }
    75% { transform: translateY(5px) translateX(3px) rotate(-0.5deg); }
    100% { transform: translateY(0px) translateX(0px) rotate(0deg); }
}

.company-gallery .section-header {
    text-align: center;
    margin-bottom: 5rem;
    position: relative;
    z-index: 2;
}

.company-gallery .section-title {
    color: #ffffff;
    font-size: 3.5rem;
    font-weight: 800;
    margin-bottom: 1.5rem;
    background: linear-gradient(135deg, #ffffff 0%, #06b6d4 30%, #ec4899 70%, #10b981 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    position: relative;
    letter-spacing: -0.02em;
    line-height: 1.2;
}

.company-gallery .section-title::before {
    content: '';
    position: absolute;
    top: -20px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 4px;
    background: linear-gradient(90deg, transparent 0%, #06b6d4 50%, transparent 100%);
    border-radius: 2px;
    animation: galleryTitleGlow 2.5s ease-in-out infinite alternate;
}

.company-gallery .section-title::after {
    content: '';
    position: absolute;
    bottom: -15px;
    left: 50%;
    transform: translateX(-50%);
    width: 120px;
    height: 4px;
    background: linear-gradient(90deg, #06b6d4 0%, #ec4899 50%, #10b981 100%);
    border-radius: 2px;
    box-shadow: 0 0 20px rgba(6, 182, 212, 0.5);
}

@keyframes galleryTitleGlow {
    0% { opacity: 0.5; width: 40px; }
    100% { opacity: 1; width: 80px; }
}

.company-gallery .section-subtitle {
    color: rgba(255, 255, 255, 0.85);
    font-size: 1.3rem;
    font-weight: 300;
    max-width: 600px;
    margin: 0 auto;
    line-height: 1.6;
}

.gallery-container {
    position: relative;
    width: 100%;
    overflow: hidden;
    border-radius: 40px;
    background: linear-gradient(145deg, rgba(10, 10, 26, 0.9) 0%, rgba(26, 26, 46, 0.85) 100%);
    backdrop-filter: blur(30px);
    border: 1px solid rgba(255, 255, 255, 0.12);
    box-shadow: 
        0 40px 80px rgba(0, 0, 0, 0.5),
        0 0 0 1px rgba(255, 255, 255, 0.05),
        inset 0 1px 0 rgba(255, 255, 255, 0.15);
    padding: 4rem 0;
    margin-top: 3rem;
    position: relative;
    z-index: 2;
}

.gallery-container::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        linear-gradient(135deg, rgba(6, 182, 212, 0.05) 0%, rgba(236, 72, 153, 0.03) 50%, rgba(16, 185, 129, 0.02) 100%),
        radial-gradient(circle at 20% 80%, rgba(147, 51, 234, 0.04) 0%, transparent 50%),
        radial-gradient(circle at 80% 20%, rgba(59, 130, 246, 0.03) 0%, transparent 50%);
    border-radius: 40px;
    pointer-events: none;
    animation: galleryContainerGlow 8s ease-in-out infinite alternate;
}

@keyframes galleryContainerGlow {
    0% { opacity: 0.8; }
    100% { opacity: 1; }
}

.gallery-container::after {
    content: '';
    position: absolute;
    top: -1px;
    left: -1px;
    right: -1px;
    bottom: -1px;
    background: linear-gradient(135deg, 
        rgba(6, 182, 212, 0.2) 0%, 
        rgba(236, 72, 153, 0.15) 25%, 
        rgba(16, 185, 129, 0.1) 50%, 
        rgba(147, 51, 234, 0.15) 100%);
    border-radius: 41px;
    opacity: 0;
    transition: opacity 0.8s ease;
    pointer-events: none;
    z-index: -1;
    filter: blur(2px);
}

.gallery-container:hover::after {
    opacity: 0.3;
}

.gallery-track {
    display: flex;
    gap: 3rem;
    animation: galleryScroll 90s linear infinite;
    will-change: transform;
    padding: 0 2rem;
    position: relative;
}

.gallery-track::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, 
        transparent 0%, 
        rgba(6, 182, 212, 0.3) 20%, 
        rgba(236, 72, 153, 0.2) 50%, 
        rgba(16, 185, 129, 0.3) 80%, 
        transparent 100%);
    transform: translateY(-50%);
    opacity: 0.5;
    pointer-events: none;
    z-index: 0;
}

.gallery-track:hover {
    animation-play-state: paused;
}

.gallery-track:hover::before {
    opacity: 0.8;
    animation: trackGlow 3s ease-in-out infinite alternate;
}

@keyframes trackGlow {
    0% { 
        opacity: 0.6; 
        filter: blur(1px);
    }
    100% { 
        opacity: 1; 
        filter: blur(0px);
    }
}

.gallery-item {
    flex: 0 0 450px;
    height: 320px;
    position: relative;
    border-radius: 24px;
    overflow: hidden;
    background: linear-gradient(145deg, rgba(255, 255, 255, 0.1) 0%, rgba(255, 255, 255, 0.05) 100%);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.15);
    transition: all 0.6s cubic-bezier(0.16, 1, 0.3, 1);
    cursor: pointer;
    box-shadow: 
        0 15px 35px rgba(0, 0, 0, 0.3),
        inset 0 1px 0 rgba(255, 255, 255, 0.1);
}

.gallery-item:hover {
    transform: translateY(-15px) scale(1.02);
    box-shadow: 
        0 35px 70px rgba(0, 0, 0, 0.5),
        0 0 0 2px rgba(6, 182, 212, 0.3),
        inset 0 1px 0 rgba(255, 255, 255, 0.2);
}

.gallery-item img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    object-position: center;
    transition: transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
    border-radius: 24px;
}

.gallery-item:hover img {
    transform: scale(1.1);
}

.gallery-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(transparent, rgba(0, 0, 0, 0.9));
    color: #ffffff;
    padding: 3rem 2rem 2rem;
    transform: translateY(100%);
    transition: all 0.5s cubic-bezier(0.16, 1, 0.3, 1);
    backdrop-filter: blur(10px);
    border-radius: 0 0 24px 24px;
}

.gallery-item:hover .gallery-overlay {
    transform: translateY(100%);
    opacity: 0;
}

.gallery-title {
    font-size: 1.5rem;
    font-weight: 800;
    margin-bottom: 1rem;
    color: #ffffff;
    background: linear-gradient(135deg, #ffffff 0%, #06b6d4 50%, #ec4899 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1.3;
    position: relative;
    text-shadow: 0 4px 8px rgba(0, 0, 0, 0.3);
    letter-spacing: -0.01em;
}

.gallery-title::after {
    content: '';
    position: absolute;
    bottom: -6px;
    left: 0;
    width: 40px;
    height: 3px;
    background: linear-gradient(90deg, #06b6d4 0%, #ec4899 100%);
    border-radius: 2px;
    transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
    box-shadow: 0 0 10px rgba(6, 182, 212, 0.4);
}

.gallery-item:hover .gallery-title::after {
    width: 80px;
    box-shadow: 0 0 20px rgba(6, 182, 212, 0.6);
}

.gallery-description {
    font-size: 1.05rem;
    color: rgba(255, 255, 255, 0.9);
    line-height: 1.6;
    margin: 0;
    font-weight: 300;
    letter-spacing: 0.3px;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.4);
}

.gallery-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        linear-gradient(135deg, rgba(6, 182, 212, 0.15) 0%, rgba(236, 72, 153, 0.12) 50%, rgba(16, 185, 129, 0.1) 100%),
        radial-gradient(circle at 30% 70%, rgba(147, 51, 234, 0.08) 0%, transparent 60%);
    opacity: 0;
    transition: all 0.6s cubic-bezier(0.16, 1, 0.3, 1);
    z-index: 1;
    border-radius: 24px;
}

.gallery-item:hover::before {
    opacity: 0;
}

.gallery-item::after {
    content: '';
    position: absolute;
    top: -3px;
    left: -3px;
    right: -3px;
    bottom: -3px;
    background: linear-gradient(135deg, 
        rgba(6, 182, 212, 0.4) 0%, 
        rgba(236, 72, 153, 0.3) 25%, 
        rgba(16, 185, 129, 0.3) 50%, 
        rgba(147, 51, 234, 0.4) 100%);
    border-radius: 27px;
    opacity: 0;
    transition: all 0.6s cubic-bezier(0.16, 1, 0.3, 1);
    pointer-events: none;
    z-index: -1;
    filter: blur(10px);
}

.gallery-item:hover::after {
    opacity: 0.7;
    animation: galleryGlow 2.5s ease-in-out infinite alternate;
}

@keyframes galleryGlow {
    0% { 
        filter: blur(10px); 
        opacity: 0.5; 
        transform: scale(1);
    }
    100% { 
        filter: blur(15px); 
        opacity: 0.9; 
        transform: scale(1.02);
    }
}

/* Gallery scroll animation */
@keyframes galleryScroll {
    0% {
        transform: translateX(0);
    }
    100% {
        transform: translateX(-50%);
    }
}

/* Pause animation on reduced motion preference */
@media (prefers-reduced-motion: reduce) {
    .gallery-track {
        animation: none;
    }
}

/* Gallery responsive design */
@media (max-width: 1024px) {
    .gallery-item {
        flex: 0 0 380px;
        height: 280px;
    }
    
    .gallery-track {
        animation-duration: 70s;
        gap: 2rem;
    }
}

@media (max-width: 768px) {
    .company-gallery {
        padding: 4rem 0;
    }
    
    .company-gallery .section-title {
        font-size: 2.5rem;
    }
    
    .gallery-item {
        flex: 0 0 320px;
        height: 240px;
    }
    
    .gallery-track {
        animation-duration: 60s;
        gap: 1.5rem;
        padding: 0 1rem;
    }
    
    .gallery-container {
        padding: 2rem 0;
        border-radius: 24px;
    }
    
    .gallery-overlay {
        padding: 2rem 1.5rem 1.5rem;
    }
    
    .gallery-title {
        font-size: 1.2rem;
    }
    
    .gallery-description {
        font-size: 0.9rem;
    }
}

@media (max-width: 480px) {
    .gallery-item {
        flex: 0 0 280px;
        height: 200px;
    }
    
    .gallery-track {
        animation-duration: 50s;
    }
    
    .company-gallery .section-title {
        font-size: 2rem;
    }
}

/* Contact Section */
.contact {
    padding: var(--section-padding);
    background: var(--light-color);
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.contact-item {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    padding: 1.5rem;
    background: var(--white-color);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-sm);
}

.contact-icon {
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white-color);
    font-size: 1.2rem;
    flex-shrink: 0;
}

.contact-details h4 {
    color: var(--dark-color);
    margin-bottom: 0.5rem;
}

.contact-details p {
    color: var(--gray-color);
    margin: 0;
}

/* Contact Form */
.contact-form {
    background: var(--white-color);
    padding: 2rem;
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-md);
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 0.75rem 1rem;
    border: 2px solid var(--gray-light);
    border-radius: var(--border-radius);
    font-size: 1rem;
    transition: var(--transition-fast);
    background: var(--white-color);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

/* Footer */
.footer {
    background: #000000;
    color: var(--white-color);
    position: relative;
}

.footer-main {
    padding: 3rem 0 2rem;
}

.footer-content {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr 1fr;
    gap: 4rem;
    align-items: start;
}

/* Company Section */
.footer-company {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
}

.footer-logo .logo-text {
    font-size: 2.5rem;
    font-weight: 700;
    color: #ffffff;
    margin-bottom: 1rem;
    display: block;
}

.company-description {
    color: #cccccc;
    line-height: 1.6;
    margin-bottom: 0;
    font-size: 0.9rem;
}

/* Contact Section */
.footer-contact h4,
.footer-links h4,
.footer-social h4 {
    color: #ffffff;
    margin-bottom: 1.5rem;
    font-size: 1.1rem;
    font-weight: 600;
}

.contact-list {
    display: flex;
    flex-direction: column;
    gap: 0.8rem;
}

.contact-item {
    color: #cccccc;
    font-size: 0.9rem;
    line-height: 1.5;
    transition: color 0.3s ease;
}

.contact-item:hover {
    color: #ffffff;
}

/* Links Section */
.links-list {
    display: flex;
    flex-direction: column;
    gap: 0.8rem;
}

.links-list a {
    color: #cccccc;
    text-decoration: none;
    font-size: 0.9rem;
    transition: color 0.3s ease;
}

.links-list a:hover {
    color: #ffffff;
}

/* Social Section - 确保横向排列 */
.social-links {
    display: flex !important;
    flex-direction: row !important;
    gap: 1rem;
    flex-wrap: wrap;
    align-items: center;
}

.social-link {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #cccccc;
    text-decoration: none;
    transition: all 0.3s ease;
    background: #333333;
    flex-shrink: 0;
}

.social-link i {
    font-size: 1rem;
}

.social-link:hover {
    color: #ffffff;
    transform: translateY(-2px);
}

.social-link.facebook:hover {
    background: #1877f2;
}

.social-link.twitter:hover {
    background: #1da1f2;
}

.social-link.youtube:hover {
    background: #ff0000;
}

.social-link.instagram:hover {
    background: #e4405f;
}

.social-link.skype:hover {
    background: #00aff0;
}

/* Footer Bottom */
.footer-bottom {
    background: #000000;
    padding: 1.5rem 0;
    border-top: 1px solid #333333;
}

.footer-bottom-content {
    display: flex;
    justify-content: center;
    align-items: center;
    flex-wrap: wrap;
    gap: 2rem;
}

.footer-bottom-content p {
    color: #888888;
    font-size: 0.85rem;
    margin: 0;
    text-align: center;
}

.footer-bottom-links {
    display: flex;
    gap: 2rem;
}

.footer-bottom-links a {
    color: #cccccc;
    text-decoration: none;
    font-size: 0.85rem;
    transition: color 0.3s ease;
}

.footer-bottom-links a:hover {
    color: #ffffff;
}



/* Back to Top Button - 隐藏 */
.back-to-top {
    display: none !important;
}

/* Utility Classes */
.text-center {
    text-align: center;
}

.text-left {
    text-align: left;
}

.text-right {
    text-align: right;
}

.d-none {
    display: none;
}

.d-block {
    display: block;
}

.d-flex {
    display: flex;
}

.align-center {
    align-items: center;
}

.justify-center {
    justify-content: center;
}

.gap-1 {
    gap: 0.5rem;
}

.gap-2 {
    gap: 1rem;
}

.gap-3 {
    gap: 1.5rem;
}

/* Animations */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeInLeft {
    from {
        opacity: 0;
        transform: translateX(-30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes fadeInRight {
    from {
        opacity: 0;
        transform: translateX(30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.fade-in-up {
    animation: fadeInUp 0.6s ease-out;
}

.fade-in-left {
    animation: fadeInLeft 0.6s ease-out;
}

.fade-in-right {
    animation: fadeInRight 0.6s ease-out;
}

/* Smooth scrolling for anchor links */
html {
    scroll-behavior: smooth;
}

/* Custom scrollbar */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: var(--light-color);
}

::-webkit-scrollbar-thumb {
    background: var(--primary-color);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--primary-dark);
}

/* Page Header */
.page-header {
    padding: 120px 0 60px;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    color: var(--white-color);
    text-align: center;
}

.page-header-content h1 {
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--white-color);
}

.page-header-content p {
    font-size: 1.2rem;
    margin-bottom: 2rem;
    color: rgba(255,255,255,0.9);
}

.breadcrumb {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.9rem;
}

.breadcrumb a {
    color: rgba(255,255,255,0.8);
    transition: var(--transition-fast);
}

.breadcrumb a:hover {
    color: var(--white-color);
}

.breadcrumb span {
    color: rgba(255,255,255,0.6);
}

/* Product Filter */
.product-filter {
    background: white;
    padding: 2rem 0;
    border-bottom: 1px solid #eee;
    z-index: 100;
}

.filter-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 2rem;
}

.search-box {
    position: relative;
    width: 300px;
}

.search-box input {
    width: 100%;
    padding: 12px 50px 12px 16px;
    border: 2px solid var(--gray-light);
    border-radius: var(--border-radius-lg);
    font-size: 1rem;
    transition: var(--transition-fast);
}

.search-box input:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

.search-btn {
    position: absolute;
    right: 12px;
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: none;
    color: var(--gray-color);
    cursor: pointer;
    transition: var(--transition-fast);
}

.search-btn:hover {
    color: var(--primary-color);
}

.filter-right {
    display: flex;
    align-items: center;
    gap: 2rem;
}

.filter-group {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.filter-group label {
    font-weight: 500;
    color: var(--dark-color);
}

.filter-group select {
    padding: 8px 12px;
    border: 2px solid var(--gray-light);
    border-radius: var(--border-radius);
    background: var(--white-color);
    cursor: pointer;
    transition: var(--transition-fast);
}

.filter-group select:focus {
    outline: none;
    border-color: var(--primary-color);
}

.view-toggle {
    display: flex;
    gap: 0.5rem;
}

.view-btn {
    width: 40px;
    height: 40px;
    background: var(--light-color);
    border: none;
    border-radius: var(--border-radius);
    color: var(--gray-color);
    cursor: pointer;
    transition: var(--transition-fast);
    display: flex;
    align-items: center;
    justify-content: center;
}

.view-btn:hover,
.view-btn.active {
    background: var(--primary-color);
    color: var(--white-color);
}

/* Products Layout */
.products-section {
    padding: 40px 0 80px;
    background: var(--light-color);
}

.products-layout {
    display: grid;
    grid-template-columns: 280px 1fr;
    gap: 40px;
}

/* Sidebar */
.products-sidebar {
    background: var(--white-color);
    border-radius: var(--border-radius-lg);
    padding: 30px;
    height: fit-content;
    box-shadow: var(--shadow-sm);
}

.sidebar-section {
    margin-bottom: 30px;
}

.sidebar-section:last-child {
    margin-bottom: 0;
}

.sidebar-section h3 {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--dark-color);
    margin-bottom: 15px;
    padding-bottom: 10px;
    border-bottom: 2px solid var(--primary-color);
}

.category-list {
    list-style: none;
}

.category-list li {
    margin-bottom: 8px;
}

.category-link {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 10px 15px;
    color: var(--gray-color);
    border-radius: var(--border-radius);
    transition: var(--transition-fast);
    text-decoration: none;
}

.category-link:hover,
.category-link.active {
    background: var(--primary-color);
    color: var(--white-color);
}

.category-link .count {
    background: var(--light-color);
    color: var(--gray-color);
    padding: 2px 8px;
    border-radius: 12px;
    font-size: 0.8rem;
    font-weight: 500;
}

.category-link.active .count {
    background: rgba(255,255,255,0.2);
    color: var(--white-color);
}

/* Feature Filters */
.feature-filters {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.filter-checkbox {
    display: flex;
    align-items: center;
    gap: 10px;
    cursor: pointer;
    position: relative;
}

.filter-checkbox input {
    display: none;
}

.checkmark {
    width: 18px;
    height: 18px;
    border: 2px solid var(--gray-light);
    border-radius: 4px;
    position: relative;
    transition: var(--transition-fast);
}

.filter-checkbox input:checked + .checkmark {
    background: var(--primary-color);
    border-color: var(--primary-color);
}

.filter-checkbox input:checked + .checkmark::after {
    content: '✓';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    color: var(--white-color);
    font-size: 12px;
    font-weight: bold;
}

.filter-checkbox span:last-child {
    color: var(--dark-color);
    font-size: 0.9rem;
}

/* Featured Products in Sidebar */
.featured-products {
    margin-top: 2rem;
}

.featured-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1rem;
    border-radius: var(--border-radius);
    transition: var(--transition-normal);
    cursor: pointer;
    border: 1px solid transparent;
    background: var(--white-color);
    margin-bottom: 0.75rem;
}

.featured-item:hover {
    background: var(--light-color);
    border-color: var(--primary-color);
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(37, 99, 235, 0.15);
}

.featured-image {
    width: 60px;
    height: 60px;
    border-radius: var(--border-radius-sm);
    overflow: hidden;
    flex-shrink: 0;
    background: var(--light-color);
}

.featured-image img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    object-position: center;
    padding: 0.25rem;
}

.featured-info {
    flex: 1;
}

.featured-name {
    font-size: 0.9rem;
    font-weight: 600;
    margin-bottom: 0.25rem;
    color: var(--dark-color);
    line-height: 1.3;
}

.featured-category {
    font-size: 0.8rem;
    color: var(--gray-color);
    margin-bottom: 0.5rem;
}

.featured-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.25rem;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-light));
    color: white;
    font-size: 0.7rem;
    font-weight: 600;
    padding: 0.25rem 0.5rem;
    border-radius: 12px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.featured-badge i {
    font-size: 0.6rem;
    animation: sparkle 2s ease-in-out infinite;
}

@keyframes sparkle {
    0%, 100% { transform: scale(1); opacity: 1; }
    50% { transform: scale(1.2); opacity: 0.8; }
}

.no-featured {
    text-align: center;
    padding: 2rem 1rem;
    color: var(--gray-color);
    font-style: italic;
}

.featured-product-item {
    display: flex;
    gap: 10px;
    padding: 10px;
    background: var(--light-color);
    border-radius: var(--border-radius);
    transition: var(--transition-fast);
    cursor: pointer;
}

.featured-product-item:hover {
    background: var(--primary-color);
    color: var(--white-color);
}

.featured-product-image {
    width: 50px;
    height: 50px;
    border-radius: var(--border-radius);
    overflow: hidden;
    flex-shrink: 0;
}

.featured-product-image img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    object-position: center;
}

.featured-product-info h5 {
    font-size: 0.9rem;
    font-weight: 600;
    margin-bottom: 4px;
}

.featured-product-info p {
    font-size: 0.8rem;
    color: var(--gray-color);
    margin: 0;
}

.featured-product-item:hover .featured-product-info p {
    color: rgba(255,255,255,0.8);
}

/* Products Main */
.products-main {
    background: var(--white-color);
    border-radius: var(--border-radius-lg);
    padding: 30px;
    box-shadow: var(--shadow-sm);
}

.products-header {
    margin-bottom: 30px;
    padding-bottom: 20px;
    border-bottom: 1px solid var(--gray-light);
}

.results-info {
    font-size: 1rem;
    color: var(--gray-color);
}

/* Pagination */
.pagination {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 10px;
    margin-top: 40px;
}

.pagination button {
    padding: 10px 15px;
    background: var(--white-color);
    border: 2px solid var(--gray-light);
    border-radius: var(--border-radius);
    color: var(--gray-color);
    cursor: pointer;
    transition: var(--transition-fast);
}

.pagination button:hover,
.pagination button.active {
    background: var(--primary-color);
    border-color: var(--primary-color);
    color: var(--white-color);
}

.pagination button:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.pagination button:disabled:hover {
    background: var(--white-color);
    border-color: var(--gray-light);
    color: var(--gray-color);
}

/* Products List View */
.products-list {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.product-list-item {
    display: flex;
    background: var(--white-color);
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: var(--transition-normal);
    padding: 20px;
    gap: 20px;
}

.product-list-item:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
    /* 🔧 增强点击交互提示 */
    cursor: pointer;
}

/* 🔧 产品列表项点击状态 */
.product-list-item:active {
    transform: translateY(0);
    transition: all 0.1s ease;
}

.product-list-item .product-image {
    width: 200px;
    height: 150px;
    flex-shrink: 0;
    border-radius: var(--border-radius);
    overflow: hidden;
}

.product-list-item .product-image img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    object-position: center;
}

.product-list-item .product-info {
    flex: 1;
    display: flex;
    flex-direction: column;
}

.product-list-item .product-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 10px;
}

.product-list-item .product-name {
    font-size: 1.3rem;
    margin-bottom: 10px;
}

.product-list-item .product-description {
    margin-bottom: 15px;
    line-height: 1.6;
}

.product-list-item .product-features {
    margin-bottom: auto;
}

.product-list-item .product-actions {
    display: flex;
    gap: 10px;
    align-self: flex-end;
    margin-top: 20px;
}

/* No Products Found */
.no-products {
    grid-column: 1 / -1;
    text-align: center;
    padding: 60px 20px;
    color: var(--gray-color);
}

.no-products i {
    color: var(--gray-light);
    margin-bottom: 20px;
}

.no-products h3 {
    color: var(--dark-color);
    margin-bottom: 10px;
}

.no-products p {
    margin: 0;
}

/* About Page Styles */
.company-overview {
    padding: var(--section-padding);
    background: var(--white-color);
}

.overview-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.overview-text h2 {
    font-size: 2.5rem;
    color: var(--dark-color);
    margin-bottom: 2rem;
}

.overview-text p {
    font-size: 1.1rem;
    line-height: 1.8;
    margin-bottom: 1.5rem;
    color: var(--gray-color);
}

.company-values {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.value-item {
    text-align: center;
    padding: 2rem 1rem;
    background: var(--light-color);
    border-radius: var(--border-radius-lg);
    transition: var(--transition-normal);
}

.value-item:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
}

.value-item i {
    font-size: 3rem;
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.value-item h4 {
    color: var(--dark-color);
    margin-bottom: 0.5rem;
}

.value-item p {
    color: var(--gray-color);
    font-size: 0.9rem;
    margin: 0;
}

.overview-image img {
    width: 100%;
    height: auto;
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-lg);
}

/* Company History */
.company-history {
    padding: var(--section-padding);
    background: var(--light-color);
}

.timeline {
    position: relative;
    max-width: 800px;
    margin: 0 auto;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 50%;
    top: 0;
    bottom: 0;
    width: 4px;
    background: linear-gradient(to bottom, var(--primary-color), var(--secondary-color));
    transform: translateX(-50%);
}

.timeline-item {
    position: relative;
    margin-bottom: 4rem;
    display: flex;
    align-items: center;
}

.timeline-item:nth-child(odd) {
    flex-direction: row;
}

.timeline-item:nth-child(even) {
    flex-direction: row-reverse;
}

.timeline-year {
    width: 100px;
    height: 100px;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white-color);
    font-size: 1.2rem;
    font-weight: 700;
    position: relative;
    z-index: 2;
    box-shadow: var(--shadow-lg);
}

.timeline-content {
    flex: 1;
    background: var(--white-color);
    padding: 2rem;
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-md);
    margin: 0 2rem;
    position: relative;
}

.timeline-item:nth-child(odd) .timeline-content::before {
    content: '';
    position: absolute;
    left: -10px;
    top: 50%;
    transform: translateY(-50%);
    width: 0;
    height: 0;
    border-top: 10px solid transparent;
    border-bottom: 10px solid transparent;
    border-right: 10px solid var(--white-color);
}

.timeline-item:nth-child(even) .timeline-content::before {
    content: '';
    position: absolute;
    right: -10px;
    top: 50%;
    transform: translateY(-50%);
    width: 0;
    height: 0;
    border-top: 10px solid transparent;
    border-bottom: 10px solid transparent;
    border-left: 10px solid var(--white-color);
}

.timeline-content h3 {
    color: var(--dark-color);
    margin-bottom: 0.5rem;
}

.timeline-content p {
    color: var(--gray-color);
    margin: 0;
    line-height: 1.6;
}

/* Statistics */
.statistics {
    padding: var(--section-padding);
    background: var(--dark-color);
    color: var(--white-color);
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.stat-card {
    text-align: center;
    padding: 2rem;
    background: var(--dark-light);
    border-radius: var(--border-radius-lg);
    transition: var(--transition-normal);
}

.stat-card:hover {
    transform: translateY(-5px);
    background: var(--primary-color);
}

.stat-icon {
    font-size: 3rem;
    color: var(--secondary-color);
    margin-bottom: 1rem;
}

.stat-number {
    font-size: 3rem;
    font-weight: 700;
    color: var(--white-color);
    margin-bottom: 0.5rem;
}

.stat-label {
    color: var(--gray-light);
    font-size: 1rem;
}

/* Team Section */
.team-section {
    padding: var(--section-padding);
    background: var(--white-color);
}

.team-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 3rem;
}

.team-member {
    text-align: center;
    background: var(--light-color);
    border-radius: var(--border-radius-lg);
    padding: 2rem;
    transition: var(--transition-normal);
}

.team-member:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-xl);
}

.member-image {
    width: 200px;
    height: 200px;
    margin: 0 auto 1.5rem;
    border-radius: 50%;
    overflow: hidden;
    border: 5px solid var(--white-color);
    box-shadow: var(--shadow-md);
}

.member-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.member-info h3 {
    color: var(--dark-color);
    margin-bottom: 0.5rem;
}

.member-position {
    color: var(--primary-color);
    font-weight: 600;
    margin-bottom: 1rem;
}

.member-description {
    color: var(--gray-color);
    line-height: 1.6;
    margin: 0;
}

/* Certifications */
.certifications {
    padding: var(--section-padding);
    background: var(--light-color);
}

.certifications-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.certification-item {
    text-align: center;
    background: var(--white-color);
    padding: 2rem;
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-sm);
    transition: var(--transition-normal);
}

.certification-item:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
}

.cert-icon {
    font-size: 3rem;
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.certification-item h4 {
    color: var(--dark-color);
    margin-bottom: 0.5rem;
}

.certification-item p {
    color: var(--gray-color);
    margin: 0;
}

/* News Page Styles */
.news-filter {
    padding: 30px 0;
    background: var(--white-color);
    border-bottom: 1px solid rgba(0,0,0,0.1);
}

.news-categories {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.news-category-btn {
    padding: 0.75rem 1.5rem;
    background: transparent;
    border: 2px solid var(--gray-light);
    border-radius: var(--border-radius-lg);
    color: var(--gray-color);
    cursor: pointer;
    transition: var(--transition-normal);
    font-weight: 500;
}

.news-category-btn:hover,
.news-category-btn.active {
    background: var(--primary-color);
    border-color: var(--primary-color);
    color: var(--white-color);
    transform: translateY(-2px);
}

.news-content {
    padding: 40px 0 80px;
    background: var(--light-color);
}

.news-layout {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 40px;
}

.featured-news {
    background: var(--white-color);
    border-radius: var(--border-radius-lg);
    padding: 30px;
    height: fit-content;
    box-shadow: var(--shadow-sm);
}

.featured-news h2 {
    color: var(--dark-color);
    margin-bottom: 20px;
    font-size: 1.5rem;
}

.featured-news-item {
    border-radius: var(--border-radius);
    overflow: hidden;
    transition: var(--transition-normal);
}

.featured-news-image {
    position: relative;
    height: 200px;
    overflow: hidden;
    margin-bottom: 20px;
}

.featured-news-image img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    object-position: center;
}

.news-category-tag {
    position: absolute;
    top: 15px;
    left: 15px;
    background: var(--primary-color);
    color: var(--white-color);
    padding: 0.25rem 0.75rem;
    border-radius: var(--border-radius);
    font-size: 0.8rem;
    font-weight: 500;
}

.featured-news-content h3 {
    color: var(--dark-color);
    margin-bottom: 10px;
    font-size: 1.2rem;
}

.news-meta {
    display: flex;
    gap: 1rem;
    margin-bottom: 15px;
    font-size: 0.9rem;
    color: var(--gray-color);
}

.news-views {
    display: flex;
    align-items: center;
    gap: 0.25rem;
}

.news-excerpt {
    color: var(--gray-color);
    line-height: 1.6;
    margin-bottom: 20px;
}

.news-main {
    background: var(--white-color);
    border-radius: var(--border-radius-lg);
    padding: 30px;
    box-shadow: var(--shadow-sm);
}

.news-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 30px;
    padding-bottom: 20px;
    border-bottom: 1px solid var(--gray-light);
}

.news-header h2 {
    color: var(--dark-color);
    margin: 0;
    font-size: 1.5rem;
}

.newsletter-section {
    padding: 60px 0;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    color: var(--white-color);
}

.newsletter-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    align-items: center;
}

.newsletter-text h3 {
    font-size: 2rem;
    margin-bottom: 1rem;
    color: var(--white-color);
}

.newsletter-text p {
    font-size: 1.1rem;
    color: rgba(255,255,255,0.9);
    margin: 0;
}

.newsletter-form .form-group {
    display: flex;
    gap: 1rem;
}

.newsletter-form input {
    flex: 1;
    padding: 1rem;
    border: none;
    border-radius: var(--border-radius);
    font-size: 1rem;
}

.newsletter-form .btn {
    padding: 1rem 2rem;
    white-space: nowrap;
}

/* Contact Page Styles */
.contact-info-section {
    padding: var(--section-padding);
    background: var(--white-color);
}

.contact-info-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
}

.contact-info-item {
    display: flex;
    align-items: flex-start;
    gap: 1.5rem;
    padding: 2rem;
    background: var(--light-color);
    border-radius: var(--border-radius-lg);
    transition: var(--transition-normal);
}

.contact-info-item:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
}

.contact-info-item .contact-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white-color);
    font-size: 1.5rem;
    flex-shrink: 0;
}

.contact-info-item .contact-details h3 {
    color: var(--dark-color);
    margin-bottom: 0.5rem;
    font-size: 1.2rem;
}

.contact-info-item .contact-details p {
    color: var(--gray-color);
    margin-bottom: 0.5rem;
    font-size: 1rem;
}

.contact-info-item .contact-details small {
    color: var(--gray-light);
    font-size: 0.9rem;
}

.contact-main {
    padding: var(--section-padding);
    background: var(--light-color);
}

.contact-main-content {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 4rem;
}

.contact-form-section {
    background: var(--white-color);
    padding: 3rem;
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-md);
}

.contact-form-section h2 {
    color: var(--dark-color);
    margin-bottom: 1rem;
    font-size: 2rem;
}

.contact-form-section p {
    color: var(--gray-color);
    margin-bottom: 2rem;
    font-size: 1.1rem;
}

.contact-form .form-group label {
    display: block;
    margin-bottom: 0.5rem;
    color: var(--dark-color);
    font-weight: 500;
}

.contact-form .form-group input,
.contact-form .form-group select,
.contact-form .form-group textarea {
    width: 100%;
    padding: 0.75rem 1rem;
    border: 2px solid var(--gray-light);
    border-radius: var(--border-radius);
    font-size: 1rem;
    transition: var(--transition-fast);
    background: var(--white-color);
}

.contact-form .form-group input:focus,
.contact-form .form-group select:focus,
.contact-form .form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

.checkbox-group {
    margin: 30px 0;
    padding: 20px;
    background: #f8fafc;
    border-radius: 12px;
    border: 1px solid #e2e8f0;
}

.checkbox-label {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    cursor: pointer;
    font-size: 0.95rem;
    color: #4a5568;
    line-height: 1.5;
    transition: color 0.3s ease;
}

.checkbox-label:hover {
    color: #2d3748;
}

.checkbox-label input[type="checkbox"] {
    position: absolute;
    opacity: 0;
    cursor: pointer;
    height: 0;
    width: 0;
}

.checkmark {
    width: 22px;
    height: 22px;
    border: 2px solid #cbd5e0;
    border-radius: 6px;
    position: relative;
    transition: all 0.3s ease;
    flex-shrink: 0;
    background: white;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.05);
}

.checkmark:hover {
    border-color: #667eea;
    box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.1);
}

.checkbox-label input[type="checkbox"]:checked + .checkmark {
    background: #667eea;
    border-color: #667eea;
    box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.2);
}

.checkbox-label input[type="checkbox"]:checked + .checkmark::after {
    content: '✓';
    position: absolute;
    left: 50%;
    top: 50%;
    transform: translate(-50%, -50%);
    color: var(--white-color);
    font-size: 14px;
    font-weight: bold;
    line-height: 1;
}

.btn-large {
    padding: 1rem 2rem;
    font-size: 1.1rem;
    width: 100%;
}

.contact-map-section {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.map-container,
.office-hours,
.social-contact {
    background: var(--white-color);
    padding: 2rem;
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-sm);
}

.map-container h3,
.office-hours h3,
.social-contact h3 {
    color: var(--dark-color);
    margin-bottom: 1.5rem;
    font-size: 1.2rem;
}

.map-placeholder {
    border-radius: var(--border-radius);
    overflow: hidden;
}

.hours-list {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.hours-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.5rem 0;
    border-bottom: 1px solid var(--light-color);
}

.hours-item:last-child {
    border-bottom: none;
}

.social-contact .social-links {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.social-contact .social-link {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 0.75rem;
    background: var(--light-color);
    border-radius: var(--border-radius);
    color: var(--dark-color);
    transition: var(--transition-fast);
}

.social-contact .social-link:hover {
    background: #667eea;
    color: white;
    transform: translateX(5px);
}

.contact-faq {
    padding: var(--section-padding);
    background: var(--white-color);
}

.faq-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.contact-faq .faq-item {
    background: var(--light-color);
    padding: 2rem;
    border-radius: var(--border-radius-lg);
    transition: var(--transition-normal);
}

.contact-faq .faq-item:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
}

.contact-faq .faq-item h4 {
    color: var(--dark-color);
    margin-bottom: 1rem;
    font-size: 1.1rem;
}

.contact-faq .faq-item p {
    color: var(--gray-color);
    line-height: 1.6;
    margin: 0;
}

/* Products Page Additional Styles */
.page-header {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
    padding: 120px 0 80px;
    text-align: center;
}

.page-header h1 {
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: 1rem;
}

.page-header p {
    font-size: 1.2rem;
    margin-bottom: 2rem;
    opacity: 0.9;
}

/* Product Filter Section */
.product-filter {
    background: white;
    padding: 2rem 0;
    border-bottom: 1px solid #eee;
    
    
    z-index: 100;
}

.filter-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 2rem;
}

.filter-left {
    flex: 1;
}

.search-box {
    position: relative;
    max-width: 400px;
}

.search-box input {
    width: 100%;
    padding: 0.75rem 3rem 0.75rem 1rem;
    border: 2px solid #e5e7eb;
    border-radius: 50px;
    font-size: 0.9rem;
    transition: border-color 0.3s;
}

.search-box input:focus {
    outline: none;
    border-color: var(--primary-color);
}

.search-btn {
    position: absolute;
    right: 0.5rem;
    top: 50%;
    transform: translateY(-50%);
    background: var(--primary-color);
    color: white;
    border: none;
    border-radius: 50%;
    width: 2.5rem;
    height: 2.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: background-color 0.3s;
}

.search-btn:hover {
    background: var(--primary-dark);
}

.filter-right {
    display: flex;
    align-items: center;
    gap: 1.5rem;
}

.filter-group {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.filter-group label {
    font-weight: 500;
    color: #374151;
}

.filter-group select {
    padding: 0.5rem 1rem;
    border: 1px solid #d1d5db;
    border-radius: 8px;
    background: white;
    cursor: pointer;
}

.view-toggle {
    display: flex;
    border: 1px solid #d1d5db;
    border-radius: 8px;
    overflow: hidden;
}

.view-btn {
    padding: 0.5rem 1rem;
    background: white;
    border: none;
    cursor: pointer;
    transition: all 0.3s;
}

.view-btn.active {
    background: var(--primary-color);
    color: white;
}

/* Products Section */
.products-section {
    padding: 3rem 0;
}

.products-layout {
    display: grid;
    grid-template-columns: 280px 1fr;
    gap: 3rem;
}

/* Sidebar */
.products-sidebar {
    background: white;
    border-radius: 12px;
    padding: 2rem;
    height: fit-content;
    
    top: 160px;
    box-shadow: var(--shadow-sm);
}

.sidebar-section {
    margin-bottom: 2.5rem;
}

.sidebar-section:last-child {
    margin-bottom: 0;
}

.sidebar-section h3 {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: #1f2937;
}

.category-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.category-list li {
    margin-bottom: 0.5rem;
}

.category-link {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0.75rem 1rem;
    color: #6b7280;
    text-decoration: none;
    border-radius: 8px;
    transition: all 0.3s;
}

.category-link:hover,
.category-link.active {
    background: var(--primary-color);
    color: white;
}

.category-link .count {
    background: #f3f4f6;
    color: #6b7280;
    padding: 0.25rem 0.5rem;
    border-radius: 12px;
    font-size: 0.8rem;
    font-weight: 500;
}

.category-link.active .count {
    background: rgba(255, 255, 255, 0.2);
    color: white;
}

.feature-filters {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.filter-checkbox {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    cursor: pointer;
    position: relative;
}

.filter-checkbox input {
    position: absolute;
    opacity: 0;
    cursor: pointer;
}

.checkmark {
    width: 18px;
    height: 18px;
    border: 2px solid #d1d5db;
    border-radius: 4px;
    position: relative;
    transition: all 0.3s;
}

.filter-checkbox input:checked + .checkmark {
    background: var(--primary-color);
    border-color: var(--primary-color);
}

.filter-checkbox input:checked + .checkmark::after {
    content: '✓';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    color: var(--white-color);
    font-size: 12px;
    font-weight: bold;
}

.featured-products {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.featured-product-item {
    display: flex;
    gap: 0.75rem;
    padding: 0.75rem;
    border-radius: 8px;
    cursor: pointer;
    transition: background-color 0.3s;
}

.featured-product-item:hover {
    background: #f9fafb;
}

.featured-product-image {
    width: 60px;
    height: 60px;
    border-radius: 8px;
    overflow: hidden;
}

.featured-product-image img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    object-position: center;
}

.featured-product-info h5 {
    font-size: 0.9rem;
    font-weight: 600;
    margin-bottom: 0.25rem;
    color: #1f2937;
}

.featured-product-info p {
    font-size: 0.8rem;
    color: #6b7280;
    margin: 0;
}

/* Products Main */
.products-main {
    background: white;
    border-radius: 12px;
    padding: 2rem;
    box-shadow: var(--shadow-sm);
}

.products-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 2rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid #e5e7eb;
}

.results-info {
    font-weight: 500;
    color: #374151;
}

/* Products Grid */
.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 2rem;
    margin-bottom: 3rem;
}

.product-card {
    background: white;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: all 0.3s;
    border: 1px solid #f3f4f6;
}

.product-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.product-card .product-image {
    position: relative;
    height: 320px;
    overflow: hidden;
}

.product-card .product-image img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    object-position: center;
    transition: transform 0.3s;
}

.product-card:hover .product-image img {
    transform: scale(1.05);
}

.product-badge {
    position: absolute;
    top: 1rem;
    right: 1rem;
    background: var(--secondary-color);
    color: white;
    padding: 0.25rem 0.75rem;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 500;
}

.product-info {
    padding: 1.5rem;
}

.product-category {
    color: #7c3aed;
    font-size: 0.85rem;
    font-weight: 700;
    margin-bottom: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    position: relative;
    display: inline-block;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.1);
    background: rgba(255, 255, 255, 0.95);
    padding: 0.25rem 0.6rem;
    border-radius: 12px;
    border: 1px solid rgba(124, 58, 237, 0.2);
    /* 🔧 防止长文本影响布局 */
    flex-shrink: 0;
}

.product-name {
    font-size: 1.2rem;
    font-weight: 600;
    margin-bottom: 0.75rem;
    color: #1f2937;
}

.product-description {
    color: #6b7280;
    font-size: 0.9rem;
    line-height: 1.5;
    margin-bottom: 1rem;
}

.product-features {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-bottom: 1.5rem;
}

.feature-tag {
    background: linear-gradient(135deg, 
        rgba(124, 58, 237, 0.12) 0%, 
        rgba(99, 102, 241, 0.1) 100%);
    color: #5b21b6;
    padding: 0.4rem 0.8rem;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 700;
    border: 1px solid rgba(124, 58, 237, 0.2);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
    text-shadow: 0 1px 2px rgba(255, 255, 255, 0.8);
    box-shadow: 0 2px 4px rgba(124, 58, 237, 0.1);
    /* 🔧 防止标签文本换行，保持卡片一致性 */
    white-space: nowrap;
}

.product-actions {
    display: flex;
    gap: 0.75rem;
}

/* Products List View */
.products-list {
    display: flex;
    flex-direction: column;
    gap: 2rem;
    margin-bottom: 3rem;
}

.product-list-item {
    display: grid;
    grid-template-columns: 200px 1fr;
    gap: 2rem;
    background: white;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    border: 1px solid #f3f4f6;
    transition: all 0.3s;
}

.product-list-item:hover {
    box-shadow: var(--shadow-lg);
}

.product-list-item .product-image {
    height: 200px;
    overflow: hidden;
}

.product-list-item .product-image img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    object-position: center;
}

.product-list-item .product-info {
    padding: 1.5rem;
}

.product-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 1rem;
}

.product-specs {
    margin: 1.5rem 0;
}

.product-specs h5 {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 0.75rem;
    color: #1f2937;
}

.product-specs ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.product-specs li {
    padding: 0.5rem 0;
    border-bottom: 1px solid #f3f4f6;
    font-size: 0.9rem;
    color: #6b7280;
}

.product-specs li:last-child {
    border-bottom: none;
}

/* No Products */
.no-products {
    text-align: center;
    padding: 4rem 2rem;
    color: #6b7280;
}

.no-products i {
    margin-bottom: 1.5rem;
    color: #d1d5db;
}

.no-products h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: #374151;
}

/* Pagination */
.pagination {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    margin-top: 2rem;
}

.pagination button {
    padding: 0.5rem 1rem;
    border: 1px solid #d1d5db;
    background: white;
    color: #374151;
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.3s;
}

.pagination button:hover:not(:disabled) {
    background: var(--primary-color);
    color: white;
    border-color: var(--primary-color);
}

.pagination button.active {
    background: var(--primary-color);
    color: white;
    border-color: var(--primary-color);
}

.pagination button:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.pagination span {
    padding: 0.5rem;
    color: #6b7280;
}

/* FAQ Page Styles */
.faq-page {
    padding-top: 72px;
    background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
    min-height: 100vh;
}

.faq-page .page-header {
    margin-top: -72px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
    padding: 8rem 0 4rem;
    margin-bottom: 3rem;
    position: relative;
    overflow: hidden;
}

.faq-page .page-header::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="faq-pattern" width="20" height="20" patternUnits="userSpaceOnUse"><circle cx="10" cy="10" r="1" fill="%23ffffff" opacity="0.1"/></pattern></defs><rect width="100" height="100" fill="url(%23faq-pattern)"/></svg>');
    opacity: 0.3;
    animation: floatPattern 20s linear infinite;
}

@keyframes floatPattern {
    0% { transform: translateY(0px); }
    50% { transform: translateY(-10px); }
    100% { transform: translateY(0px); }
}

.faq-page .page-header::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(180deg, 
        rgba(0,0,0,0.2) 0%,
        rgba(0,0,0,0.05) 50%,
        rgba(0,0,0,0.15) 100%
    );
}

.faq-page .page-header .container {
    position: relative;
    z-index: 1;
}
/* Reset and Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    /* Primary Colors */
    --primary-color: #2563eb;
    --primary-dark: #1d4ed8;
    --primary-light: #3b82f6;
    --primary-rgb: 37, 99, 235;
    
    /* Secondary Colors */
    --secondary-color: #f59e0b;
    --secondary-dark: #d97706;
    --secondary-light: #fbbf24;
    --secondary-rgb: 245, 158, 11;
    
    /* Neutral Colors */
    --dark-color: #111827;
    --dark-light: #1f2937;
    --gray-color: #6b7280;
    --gray-light: #9ca3af;
    --light-color: #f9fafb;
    --white-color: #ffffff;
    
    /* Accent Colors */
    --accent-color: #10b981;
    --accent-dark: #059669;
    --danger-color: #ef4444;
    --warning-color: #f59e0b;
    
    /* Typography */
    --font-primary: 'Poppins', sans-serif;
    --font-chinese: 'Noto Sans SC', sans-serif;
    
    /* Spacing */
    --container-max-width: 1200px;
    --section-padding: 80px 0;
    --border-radius: 12px;
    --border-radius-sm: 8px;
    --border-radius-lg: 20px;
    
    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    
    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;
}

html {
    scroll-behavior: smooth;
    margin: 0;
    padding: 0;
}

body {
    font-family: var(--font-primary);
    font-size: 16px;
    line-height: 1.6;
    color: var(--dark-color);
    background-color: var(--white-color);
    overflow-x: hidden;
    margin: 0;
    padding: 0;
}

/* Chinese text styling */
[lang="zh-CN"] body,
.chinese-text {
    font-family: var(--font-chinese);
}

/* Container */
.container {
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 0 20px;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-weight: 600;
    line-height: 1.2;
    margin-bottom: 1rem;
}

h1 { font-size: 3rem; }
h2 { font-size: 2.5rem; }
h3 { font-size: 2rem; }
h4 { font-size: 1.5rem; }
h5 { font-size: 1.25rem; }
h6 { font-size: 1rem; }

p {
    margin-bottom: 1rem;
    color: var(--gray-color);
}

a {
    text-decoration: none;
    color: inherit;
    transition: var(--transition-fast);
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 12px 24px;
    border: none;
    border-radius: var(--border-radius);
    font-size: 16px;
    font-weight: 500;
    text-decoration: none;
    cursor: pointer;
    transition: var(--transition-normal);
    position: relative;
    overflow: hidden;
}

.btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
    transition: var(--transition-normal);
}

.btn:hover::before {
    left: 100%;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    color: var(--white-color);
    box-shadow: var(--shadow-md);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.btn-outline {
    background: transparent;
    color: var(--primary-color);
    border: 2px solid var(--primary-color);
}

.btn-outline:hover {
    background: var(--primary-color);
    color: var(--white-color);
    transform: translateY(-2px);
}

/* Section Headers */
.section-header {
    text-align: center;
    margin-bottom: 60px;
}

.section-title {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--dark-color);
    margin-bottom: 1rem;
    position: relative;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
    border-radius: 2px;
}

.section-subtitle {
    font-size: 1.125rem;
    color: var(--gray-color);
    max-width: 600px;
    margin: 0 auto;
}

/* Loading Screen */
#loading-screen {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--white-color);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
    transition: opacity 0.5s ease;
}

.loader {
    width: 60px;
    height: 60px;
    border: 4px solid var(--light-color);
    border-top: 4px solid var(--primary-color);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* Header */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background: transparent !important;
    backdrop-filter: none;
    border-bottom: none;
    z-index: 1000;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    padding: 0;
    box-shadow: none;
}

.header::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: transparent !important;
    opacity: 0;
    transition: opacity 0.4s ease;
    pointer-events: none;
}

.header.scrolled {
    background: rgba(255, 255, 255, 0.95) !important;
    backdrop-filter: blur(15px);
    border-bottom: 1px solid rgba(0, 0, 0, 0.08);
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.1);
}

.header.scrolled::before {
    opacity: 0;
}

.header-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1.5rem 0;
    transition: padding 0.4s ease;
    background: transparent !important;
}

.header.scrolled .header-content {
    padding: 1rem 0;
}

/* Logo */
.logo {
    display: flex;
    align-items: center;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--white-color);
    transition: var(--transition-normal);
}

.header.scrolled .logo {
    color: var(--dark-color);
}

.logo-img {
    height: 40px;
    margin-right: 10px;
    opacity: 1;
    visibility: visible;
    transition: var(--transition-normal);
}

/* 滚动时保持图标显示并转换为深色 */
.header.scrolled .logo-img {
    opacity: 1;
    visibility: visible;
    height: 40px;
    margin-right: 10px;
    /* 使用滤镜将白色logo转换为深色 */
    filter: brightness(0) saturate(100%) invert(18%) sepia(7%) saturate(1122%) hue-rotate(174deg) brightness(95%) contrast(93%);
    transition: filter var(--transition-normal);
}

.logo-text {
    color: var(--white-color);
    transition: var(--transition-normal);
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
    opacity: 0;
    visibility: hidden;
    white-space: nowrap;
}

/* 滚动时保持文字隐藏 */
.header.scrolled .logo-text {
    opacity: 0;
    visibility: hidden;
}

/* Navigation */
.nav-list {
    display: flex;
    list-style: none;
    gap: 2rem;
}

.nav-item {
    position: relative;
}

.nav-link {
    font-weight: 500;
    color: var(--white-color);
    padding: 0.5rem 0;
    position: relative;
    transition: var(--transition-fast);
    text-shadow: 0 1px 3px rgba(0, 0, 0, 0.3);
}

.header.scrolled .nav-link {
    color: var(--dark-color);
    text-shadow: none;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
    transition: var(--transition-fast);
}

.nav-link:hover::after,
.nav-link.active::after {
    width: 100%;
}

.nav-link:hover,
.nav-link.active {
    color: var(--secondary-color);
}

.header.scrolled .nav-link:hover,
.header.scrolled .nav-link.active {
    color: var(--primary-color);
}

/* Mega Menu */
.mega-menu {
    position: absolute;
    top: 100%;
    left: 50%;
    transform: translateX(-50%);
    background: var(--white-color);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-xl);
    padding: 0;
    min-width: 900px;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition-normal);
    border: 1px solid rgba(0, 0, 0, 0.05);
    overflow: hidden;
}

.dropdown:hover .mega-menu {
    opacity: 1;
    visibility: visible;
    transform: translateX(-50%) translateY(10px);
}

.mega-menu-content {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 0;
}

/* Horizontal Layout for Products Menu */
.mega-menu-content.horizontal-layout {
    grid-template-columns: repeat(4, 1fr);
    min-width: 1000px;
}

.mega-menu-content.horizontal-layout .mega-menu-column {
    padding: 2.5rem 1.5rem;
    border-right: 1px solid rgba(0, 0, 0, 0.05);
    transition: var(--transition-normal);
    text-align: center;
    min-height: 280px;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.mega-menu-content.horizontal-layout .mega-menu-column:last-child {
    border-right: none;
}

.mega-menu-content.horizontal-layout .mega-menu-column:hover {
    background: var(--light-color);
    transform: translateY(-8px);
}

.mega-menu-content.horizontal-layout .mega-menu-column > a {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-decoration: none;
    color: inherit;
    height: 100%;
    justify-content: center;
    padding: 1rem;
    border-radius: var(--border-radius);
    transition: var(--transition-normal);
}

.mega-menu-content.horizontal-layout .mega-menu-column > a:hover {
    background: rgba(37, 99, 235, 0.05);
    transform: translateY(-5px);
    box-shadow: var(--shadow-sm);
}

.mega-menu-content.horizontal-layout .mega-menu-product-image {
    width: 120px;
    height: 120px;
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    margin-bottom: 1rem;
    transition: var(--transition-normal);
    box-shadow: var(--shadow-sm);
}

.mega-menu-content.horizontal-layout .mega-menu-product-image img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    object-position: center;
    transition: var(--transition-normal);
}

.mega-menu-content.horizontal-layout .mega-menu-column > a:hover .mega-menu-product-image {
    transform: scale(1.05);
    box-shadow: var(--shadow-md);
}

.mega-menu-content.horizontal-layout .mega-menu-product-name {
    font-weight: 700;
    font-size: 1.1rem;
    margin-bottom: 0.5rem;
    color: var(--dark-color);
}

.mega-menu-content.horizontal-layout .mega-menu-product-desc {
    font-size: 0.9rem;
    color: var(--gray-color);
    text-align: center;
    line-height: 1.4;
}

.mega-menu-content.horizontal-layout .view-all-column {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    color: var(--white-color);
    position: relative;
    overflow: hidden;
}

.mega-menu-content.horizontal-layout .view-all-column::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(255,255,255,0.1) 0%, transparent 70%);
    animation: float 6s ease-in-out infinite;
}

.mega-menu-content.horizontal-layout .view-all-column .mega-menu-featured {
    background: none;
    padding: 2rem 1.5rem;
    height: 100%;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    position: relative;
    z-index: 2;
}

.mega-menu-content.horizontal-layout .view-all-column .mega-menu-featured img {
    width: 100px;
    height: 100px;
    border-radius: var(--border-radius);
    margin-bottom: 1rem;
    object-fit: cover;
}

.mega-menu-content.horizontal-layout .view-all-column .mega-menu-featured h5 {
    font-size: 1.1rem;
    color: var(--white-color);
    margin-bottom: 0.5rem;
    font-weight: 600;
}

.mega-menu-content.horizontal-layout .view-all-column .mega-menu-featured p {
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 1.5rem;
}

.mega-menu-content.horizontal-layout .view-all-column .mega-menu-featured .btn {
    background: var(--white-color);
    color: var(--primary-color);
    padding: 0.75rem 1.5rem;
    border-radius: var(--border-radius);
    font-size: 0.9rem;
    font-weight: 600;
    transition: var(--transition-normal);
    box-shadow: var(--shadow-sm);
}

.mega-menu-content.horizontal-layout .view-all-column .mega-menu-featured .btn:hover {
    background: var(--secondary-color);
    color: var(--white-color);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.mega-menu-column {
    padding: 2rem 1.5rem;
    border-right: 1px solid rgba(0, 0, 0, 0.05);
    transition: var(--transition-normal);
    text-align: center;
}

.mega-menu-column:hover {
    background: var(--light-color);
    transform: translateY(-5px);
}

.mega-menu-column h4 {
    color: var(--dark-color);
    font-size: 1.1rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    padding-bottom: 0.75rem;
    border-bottom: 3px solid var(--primary-color);
    position: relative;
}

.mega-menu-column h4::after {
    content: '';
    position: absolute;
    bottom: -3px;
    left: 50%;
    transform: translateX(-50%);
    width: 30px;
    height: 3px;
    background: var(--secondary-color);
}

.mega-menu-column ul {
    list-style: none;
}

.mega-menu-column li {
    margin-bottom: 1rem;
}

.mega-menu-column a {
    color: var(--gray-color);
    font-size: 0.9rem;
    transition: var(--transition-fast);
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 1rem 0.5rem;
    border-radius: var(--border-radius);
    position: relative;
    text-decoration: none;
}

.mega-menu-column a:hover {
    color: var(--primary-color);
    background: rgba(37, 99, 235, 0.05);
    transform: translateY(-3px);
    box-shadow: var(--shadow-sm);
}

.mega-menu-product-image {
    width: 80px;
    height: 80px;
    border-radius: var(--border-radius);
    overflow: hidden;
    margin-bottom: 0.75rem;
    transition: var(--transition-normal);
}

.mega-menu-product-image img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    object-position: center;
    transition: var(--transition-normal);
}

.mega-menu-column a:hover .mega-menu-product-image img {
    transform: scale(1.1);
}

.mega-menu-product-name {
    font-weight: 600;
    font-size: 0.9rem;
    margin-bottom: 0.25rem;
}

.mega-menu-product-desc {
    font-size: 0.8rem;
    color: var(--gray-light);
    text-align: center;
    line-height: 1.3;
}

.mega-menu-featured {
    text-align: center;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    color: var(--white-color);
    padding: 2rem 1.5rem;
    position: relative;
    overflow: hidden;
}

.mega-menu-featured::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(255,255,255,0.1) 0%, transparent 70%);
    animation: float 6s ease-in-out infinite;
}

@keyframes float {
    0%, 100% { transform: translateY(0px) rotate(0deg); }
    50% { transform: translateY(-20px) rotate(180deg); }
}

.mega-menu-featured img {
    width: 100%;
    max-width: 140px;
    height: auto;
    border-radius: var(--border-radius);
    margin-bottom: 1.5rem;
    position: relative;
    z-index: 2;
    transition: var(--transition-normal);
}

.mega-menu-featured:hover img {
    transform: scale(1.05);
}

.mega-menu-featured h5 {
    font-size: 1rem;
    color: var(--white-color);
    margin-bottom: 0.5rem;
    font-weight: 600;
    position: relative;
    z-index: 2;
}

.mega-menu-featured p {
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.9);
    position: relative;
    z-index: 2;
    margin-bottom: 1rem;
}

.mega-menu-featured .btn {
    background: var(--white-color);
    color: var(--primary-color);
    padding: 0.5rem 1rem;
    border-radius: var(--border-radius);
    font-size: 0.85rem;
    font-weight: 600;
    position: relative;
    z-index: 2;
    transition: var(--transition-normal);
}

.mega-menu-featured .btn:hover {
    background: var(--secondary-color);
    color: var(--white-color);
    transform: translateY(-2px);
}

/* Header Actions */
.header-actions {
    display: flex;
    align-items: center;
    gap: 1rem;
}

/* Language Switcher */
.language-switcher {
    position: relative;
}

.lang-btn {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    background: none;
    border: none;
    color: var(--white-color);
    cursor: pointer;
    padding: 0.5rem;
    border-radius: var(--border-radius-sm);
    transition: var(--transition-fast);
    text-shadow: 0 1px 3px rgba(0, 0, 0, 0.3);
}

.header.scrolled .lang-btn {
    color: var(--dark-color);
    text-shadow: none;
}

.lang-btn:hover {
    background: rgba(255, 255, 255, 0.1);
}

.lang-btn:focus {
    outline: none;
    background: rgba(255, 255, 255, 0.15);
}

.header.scrolled .lang-btn:hover {
    background: var(--light-color);
}

.header.scrolled .lang-btn:focus {
    outline: none;
    background: rgba(0, 0, 0, 0.08);
}

.lang-dropdown {
    position: absolute;
    top: 100%;
    right: 0;
    background: var(--white-color);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-lg);
    padding: 0.5rem 0;
    min-width: 120px;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: var(--transition-normal);
}

.lang-dropdown.show {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.language-switcher:hover .lang-dropdown {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.lang-option {
    display: block;
    padding: 0.5rem 1rem;
    color: var(--dark-color);
    transition: var(--transition-fast);
}

.lang-option:hover {
    background: var(--light-color);
    color: var(--primary-color);
}

/* Mobile Menu Button */
.mobile-menu-btn {
    display: none;
    flex-direction: column;
    gap: 4px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
    border-radius: 4px;
    transition: var(--transition-fast);
}

.mobile-menu-btn:focus {
    outline: none;
    background: rgba(255, 255, 255, 0.1);
}

.header.scrolled .mobile-menu-btn:focus {
    background: rgba(0, 0, 0, 0.05);
}

.mobile-menu-btn span {
    width: 25px;
    height: 3px;
    background: var(--white-color);
    border-radius: 2px;
    transition: var(--transition-fast);
}

.header.scrolled .mobile-menu-btn span {
    background: var(--dark-color);
}

/* Hero Section */
.hero {
    position: relative;
    height: 100vh;
    min-height: 600px;
    max-height: 900px;
    overflow: hidden;
    margin-bottom: 5rem;
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.1);
}

.hero::after {
    content: '';
    position: absolute;
    bottom: -1px;
    left: 0;
    right: 0;
    height: 60px;
    background: linear-gradient(180deg, transparent 0%, rgba(248, 250, 252, 0.8) 100%);
    z-index: 10;
    pointer-events: none;
}

.hero-slider {
    position: relative;
    width: 100%;
    height: 100%;
}

.hero-slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    transition: opacity 1.5s ease-in-out;
}

.hero-slide.active {
    opacity: 1;
}

.hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
}

.hero-video {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: contain;
    object-position: center;
    z-index: 1;
    background: #000;
}

.video-slide .hero-content {
    display: none;
}

.video-slide::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(
        135deg,
        rgba(0, 0, 0, 0.3) 0%,
        rgba(0, 0, 0, 0.1) 40%,
        rgba(0, 0, 0, 0.15) 60%,
        rgba(0, 0, 0, 0.3) 100%
    );
    z-index: 2;
}

/* Advertisement Banner Section */
.ad-banner {
    padding: 0;
    margin: 0 auto 6rem;
    position: relative;
    max-width: 100%;
    width: 100%;
}

.ad-banner::before {
    content: '';
    position: absolute;
    top: -3rem;
    left: 50%;
    transform: translateX(-50%);
    width: 100px;
    height: 2px;
    background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
    border-radius: 1px;
    z-index: 1;
}

.ad-banner::after {
    content: '';
    position: absolute;
    bottom: -3rem;
    right: 50%;
    transform: translateX(50%);
    width: 60px;
    height: 1px;
    background: linear-gradient(90deg, var(--secondary-color), var(--primary-color));
    border-radius: 1px;
}

.ad-banner .container {
    max-width: 95%;
    padding: 0 1.5rem;
}

.ad-banner-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3px;
    height: auto;
    min-height: 300px;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.1);
    position: relative;
}

.ad-banner-grid::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(
        45deg,
        rgba(96, 165, 250, 0.1) 0%,
        rgba(59, 130, 246, 0.05) 50%,
        rgba(96, 165, 250, 0.1) 100%
    );
    z-index: 1;
    opacity: 0;
    transition: opacity 0.3s ease;
    pointer-events: none;
}

.ad-banner-item {
    position: relative;
    overflow: hidden;
    cursor: pointer;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    background: var(--dark-color);
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 300px;
}

.ad-banner-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(
        135deg,
        rgba(96, 165, 250, 0.8) 0%,
        rgba(59, 130, 246, 0.6) 100%
    );
    opacity: 0;
    transition: all 0.4s ease;
    z-index: 2;
}

.ad-banner-item:hover {
    transform: scale(1.02);
    z-index: 10;
    box-shadow: 0 25px 80px rgba(0, 0, 0, 0.2);
}

.ad-banner-item:hover::before {
    opacity: 1;
}

.ad-banner-item img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    object-position: center;
    transition: transform 0.6s cubic-bezier(0.4, 0, 0.2, 1);
    display: block;
    max-width: 100%;
    max-height: 100%;
}

.ad-banner-item:hover img {
    transform: scale(1.1);
}

.ad-banner-link {
    display: block;
    width: 100%;
    height: 100%;
    text-decoration: none;
    color: inherit;
    position: relative;
    z-index: 3;
}

.ad-banner-link:hover {
    text-decoration: none;
    color: inherit;
}

/* Product Showcase Section */
.product-showcase {
    padding: 80px 0;
    background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
    position: relative;
}

.product-showcase::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="grain" width="100" height="100" patternUnits="userSpaceOnUse"><circle cx="25" cy="25" r="1" fill="%23ffffff" opacity="0.1"/><circle cx="75" cy="75" r="1" fill="%23ffffff" opacity="0.1"/><circle cx="50" cy="10" r="0.5" fill="%23ffffff" opacity="0.1"/><circle cx="10" cy="60" r="0.5" fill="%23ffffff" opacity="0.1"/><circle cx="90" cy="40" r="0.5" fill="%23ffffff" opacity="0.1"/></pattern></defs><rect width="100" height="100" fill="url(%23grain)"/></svg>');
    opacity: 0.3;
}

.product-showcase .container {
    position: relative;
    z-index: 2;
}

.showcase-header {
    text-align: center;
    margin-bottom: 60px;
}

.showcase-header h2 {
    font-size: 2.8rem;
    font-weight: 800;
    color: var(--dark-color);
    margin-bottom: 1rem;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.showcase-header p {
    font-size: 1.2rem;
    color: var(--gray-color);
    max-width: 600px;
    margin: 0 auto;
}

.showcase-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    grid-template-rows: 1fr 1fr;
    gap: 25px;
    height: 600px;
    margin-bottom: 40px;
}

.showcase-category {
    position: relative;
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    cursor: pointer;
    transition: var(--transition-normal);
    background: var(--white-color);
    box-shadow: var(--shadow-md);
    border: 1px solid rgba(255, 255, 255, 0.8);
}

.large-card {
    grid-row: 1 / 3;
}



.showcase-category:hover {
    transform: translateY(-8px);
    box-shadow: 0 25px 50px rgba(0, 0, 0, 0.15);
}

.category-image {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    overflow: hidden;
}

.category-image::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(45deg, rgba(37, 99, 235, 0.1), rgba(245, 158, 11, 0.1));
    z-index: 1;
    transition: var(--transition-normal);
}

.showcase-category:hover .category-image::before {
    opacity: 0.3;
}

.category-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition-slow);
    filter: brightness(1.1) contrast(1.05);
}

.showcase-category:hover .category-image img {
    transform: scale(1.08);
}

.category-content {
    display: none;
}

.showcase-category:hover .category-content {
    transform: translateY(0);
    background: linear-gradient(transparent, rgba(0,0,0,0.9));
    opacity: 1;
}

/* Category link styles */
.category-link {
    display: block;
    text-decoration: none;
    color: inherit;
    height: 100%;
    width: 100%;
    position: relative;
}

.category-link:hover {
    text-decoration: none;
    color: inherit;
}

.showcase-category .category-link .category-content {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 2rem;
    background: linear-gradient(transparent, rgba(0,0,0,0.7));
    transform: translateY(100%);
    transition: var(--transition-normal);
    opacity: 0;
    z-index: 2;
}

.showcase-category:hover .category-link .category-content {
    transform: translateY(0);
    background: linear-gradient(transparent, rgba(0,0,0,0.9));
    opacity: 1;
}

.category-content h3 {
    font-size: 1.6rem;
    font-weight: 700;
    margin-bottom: 10px;
    color: var(--white-color);
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.5);
}

.large-card .category-content h3 {
    font-size: 2.2rem;
}

.category-content p {
    font-size: 1.05rem;
    margin-bottom: 18px;
    color: rgba(255,255,255,0.95);
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.5);
}

.product-count {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.9rem;
    font-weight: 700;
    color: var(--secondary-color);
    text-transform: uppercase;
    letter-spacing: 1.5px;
    background: rgba(245, 158, 11, 0.2);
    padding: 0.5rem 1rem;
    border-radius: var(--border-radius-lg);
    backdrop-filter: blur(10px);
}

.product-count::before {
    content: '●';
    color: var(--secondary-color);
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

.showcase-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
    margin-top: 40px;
}

.stat-item {
    text-align: center;
    padding: 2rem;
    background: var(--white-color);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-sm);
    transition: var(--transition-normal);
    border: 1px solid rgba(255, 255, 255, 0.8);
}

.stat-item:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
}

.stat-item .stat-icon {
    font-size: 2.5rem;
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.stat-item .stat-number {
    font-size: 2rem;
    font-weight: 800;
    color: var(--dark-color);
    margin-bottom: 0.5rem;
}

.stat-item .stat-label {
    color: var(--gray-color);
    font-weight: 500;
}

/* Services Page Styles */
.services-overview {
    padding: var(--section-padding);
    background: var(--white-color);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
}

.service-card {
    background: var(--white-color);
    border-radius: var(--border-radius-lg);
    padding: 2.5rem;
    box-shadow: var(--shadow-md);
    transition: var(--transition-normal);
    border: 1px solid rgba(0, 0, 0, 0.05);
    text-align: center;
}

.service-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-xl);
}

.service-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
    color: var(--white-color);
    font-size: 2rem;
}

.service-card h3 {
    color: var(--dark-color);
    margin-bottom: 1rem;
    font-size: 1.5rem;
}

.service-card p {
    color: var(--gray-color);
    margin-bottom: 1.5rem;
    line-height: 1.6;
}

.service-card ul {
    list-style: none;
    margin-bottom: 2rem;
    text-align: left;
}

.service-card li {
    margin-bottom: 0.75rem;
}

.service-card li a {
    color: var(--gray-color);
    transition: var(--transition-fast);
    display: flex;
    align-items: center;
}

.service-card li a::before {
    content: '●';
    color: var(--primary-color);
    margin-right: 0.5rem;
    font-weight: bold;
}

.service-card li a:hover {
    color: var(--primary-color);
    padding-left: 0.5rem;
}

/* FAQ Section */
.faq-section {
    padding: var(--section-padding);
    background: var(--light-color);
}

.faq-content {
    max-width: 800px;
    margin: 0 auto;
}

.faq-categories {
    display: flex;
    justify-content: center;
    gap: 1rem;
    margin-bottom: 3rem;
    flex-wrap: wrap;
}

.faq-category-btn {
    padding: 0.75rem 1.5rem;
    background: var(--white-color);
    border: 2px solid var(--gray-light);
    border-radius: var(--border-radius-lg);
    color: var(--gray-color);
    cursor: pointer;
    transition: var(--transition-normal);
    font-weight: 500;
}

.faq-category-btn:hover,
.faq-category-btn.active {
    background: var(--primary-color);
    border-color: var(--primary-color);
    color: var(--white-color);
    transform: translateY(-2px);
}

.faq-item {
    background: var(--white-color);
    border-radius: var(--border-radius);
    margin-bottom: 1rem;
    box-shadow: var(--shadow-sm);
    overflow: hidden;
}

.faq-question {
    padding: 1.5rem;
    background: none;
    border: none;
    width: 100%;
    text-align: left;
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--dark-color);
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: var(--transition-fast);
}

.faq-question:hover {
    background: var(--light-color);
}

.faq-question i {
    transition: var(--transition-fast);
}

.faq-item.active .faq-question i {
    transform: rotate(180deg);
}

.faq-answer {
    padding: 0 1.5rem;
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
}

.faq-item.active .faq-answer {
    max-height: 200px;
    padding: 0 1.5rem 1.5rem;
}

.faq-answer p {
    color: var(--gray-color);
    line-height: 1.6;
    margin: 0;
}

/* Download Center */
.download-center {
    padding: var(--section-padding);
    background: var(--white-color);
}

.download-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 2rem;
}

.download-category {
    background: var(--light-color);
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
}

.download-header {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    color: var(--white-color);
    padding: 1.5rem;
    text-align: center;
}

.download-header i {
    font-size: 2rem;
    margin-bottom: 0.5rem;
}

.download-header h3 {
    margin: 0;
    font-size: 1.3rem;
}

.download-items {
    padding: 1.5rem;
}

.download-item {
    background: var(--white-color);
    border-radius: var(--border-radius);
    padding: 1.5rem;
    margin-bottom: 1rem;
    box-shadow: var(--shadow-sm);
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 1rem;
}

.download-item:last-child {
    margin-bottom: 0;
}

.download-info h4 {
    color: var(--dark-color);
    margin-bottom: 0.5rem;
    font-size: 1.1rem;
}

.download-info p {
    color: var(--gray-color);
    margin-bottom: 0.5rem;
    font-size: 0.9rem;
}

.download-meta {
    font-size: 0.8rem;
    color: var(--gray-light);
}

.download-actions {
    display: flex;
    gap: 0.5rem;
    flex-shrink: 0;
}

/* Contact Support */
.contact-support {
    padding: var(--section-padding);
    background: var(--light-color);
}

.support-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: start;
}

.support-channels {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.support-channel {
    background: var(--white-color);
    padding: 2rem;
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-sm);
    text-align: center;
    transition: var(--transition-normal);
}

.support-channel:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-xl);
}

.channel-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1rem;
    color: var(--white-color);
    font-size: 1.5rem;
}

.support-channel h3 {
    color: var(--dark-color);
    margin-bottom: 0.5rem;
}

.support-channel p {
    color: var(--gray-color);
    margin-bottom: 1.5rem;
    line-height: 1.6;
}

.support-form {
    background: var(--white-color);
    padding: 2.5rem;
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-md);
}

.support-form h3 {
    color: var(--dark-color);
    margin-bottom: 2rem;
    text-align: center;
}

.support-form .form-group {
    margin-bottom: 1.5rem;
}

.support-form label {
    display: block;
    margin-bottom: 0.5rem;
    color: var(--dark-color);
    font-weight: 500;
}

.support-form input,
.support-form select,
.support-form textarea {
    width: 100%;
    padding: 0.75rem 1rem;
    border: 2px solid var(--gray-light);
    border-radius: var(--border-radius);
    font-size: 1rem;
    transition: var(--transition-fast);
    background: var(--white-color);
}

.support-form input:focus,
.support-form select:focus,
.support-form textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

.support-form textarea {
    resize: vertical;
    min-height: 120px;
}

/* Featured Banner Section */
.featured-banner {
    padding: 60px 0;
    background: var(--light-color);
}

.banner-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 20px;
    height: 400px;
}

.banner-item {
    position: relative;
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    display: flex;
    align-items: center;
    padding: 40px;
    transition: var(--transition-normal);
    cursor: pointer;
}

.primary-banner {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    color: var(--white-color);
}

.secondary-banner {
    background: var(--white-color);
    color: var(--dark-color);
    border: 1px solid rgba(0,0,0,0.1);
}

.banner-item:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-xl);
}

.banner-content {
    flex: 1;
    z-index: 2;
}

.banner-content h4 {
    font-size: 0.9rem;
    font-weight: 600;
    margin-bottom: 5px;
    opacity: 0.8;
}

.banner-content h3 {
    font-size: 1.8rem;
    font-weight: 700;
    margin-bottom: 10px;
}

.primary-banner .banner-content h2 {
    font-size: 2.2rem;
    font-weight: 800;
    margin-bottom: 15px;
    color: var(--white-color);
}

.banner-content p {
    font-size: 1rem;
    margin-bottom: 20px;
    opacity: 0.9;
}

.banner-image {
    position: absolute;
    right: -20px;
    top: 50%;
    transform: translateY(-50%);
    width: 200px;
    height: 200px;
    opacity: 0.1;
    transition: var(--transition-normal);
}

.primary-banner .banner-image {
    opacity: 0.2;
}

.banner-item:hover .banner-image {
    opacity: 0.3;
    transform: translateY(-50%) scale(1.1);
}

.banner-image img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

/* Features Section */
.features {
    padding: var(--section-padding);
    background: var(--light-color);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.feature-card {
    background: var(--white-color);
    padding: 2rem;
    border-radius: var(--border-radius-lg);
    text-align: center;
    box-shadow: var(--shadow-md);
    transition: var(--transition-normal);
    position: relative;
    overflow: hidden;
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(37, 99, 235, 0.05), transparent);
    transition: var(--transition-slow);
}

.feature-card:hover::before {
    left: 100%;
}

.feature-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-xl);
}

.feature-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 1.5rem;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white-color);
    font-size: 2rem;
}

.feature-card h3 {
    color: var(--dark-color);
    margin-bottom: 1rem;
}

.feature-card p {
    color: var(--gray-color);
    line-height: 1.6;
}

/* Products Section */
.products {
    padding: var(--section-padding);
}

.product-categories {
    display: flex;
    justify-content: center;
    gap: 1rem;
    margin-bottom: 3rem;
    flex-wrap: wrap;
}

.category-btn {
    padding: 0.75rem 1.5rem;
    background: transparent;
    border: 2px solid var(--gray-light);
    border-radius: var(--border-radius-lg);
    color: var(--gray-color);
    cursor: pointer;
    transition: var(--transition-normal);
    font-weight: 500;
}

.category-btn:hover,
.category-btn.active {
    background: var(--primary-color);
    border-color: var(--primary-color);
    color: var(--white-color);
    transform: translateY(-2px);
}

/* Product Video Showcase */
.product-video-showcase {
    margin-bottom: 4rem;
    padding: 2rem;
    background: linear-gradient(135deg, rgba(37, 99, 235, 0.05), rgba(245, 158, 11, 0.05));
    border-radius: var(--border-radius-lg);
    display: flex;
    justify-content: center;
}

.video-container {
    position: relative;
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-xl);
    background: var(--dark-color);
    max-width: 600px;
    width: 100%;
}

.video-container video {
    width: 100%;
    height: auto;
    display: block;
    border-radius: var(--border-radius-lg);
    aspect-ratio: 16/9;
}

.video-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(0, 0, 0, 0.3);
    opacity: 1;
    transition: var(--transition-normal);
    pointer-events: none;
}

.video-container:hover .video-overlay {
    opacity: 0;
}

.video-container.playing .video-overlay {
    opacity: 0;
    pointer-events: none;
}

.play-btn {
    width: 80px;
    height: 80px;
    background: rgba(255, 255, 255, 0.9);
    border: none;
    border-radius: 50%;
    color: var(--primary-color);
    font-size: 2rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition-normal);
    pointer-events: all;
    box-shadow: var(--shadow-lg);
}

.play-btn:hover {
    background: var(--primary-color);
    color: var(--white-color);
    transform: scale(1.1);
}



/* Products Slider */
.products-slider-container {
    position: relative;
    margin-bottom: 3rem;
}

.products-slider-wrapper {
    overflow: hidden;
    border-radius: var(--border-radius-lg);
}

.products-slider {
    display: flex;
    gap: 2rem;
    transition: transform 0.5s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    padding: 1rem 0;
    will-change: transform;
}

.products-slider.no-transition {
    transition: none;
}

.products-slider .product-card {
    flex: 0 0 300px;
    min-width: 300px;
}

.slider-controls {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 100%;
    display: flex;
    justify-content: space-between;
    pointer-events: none;
    z-index: 2;
}

.slider-btn {
    width: 50px;
    height: 50px;
    background: rgba(255, 255, 255, 0.9);
    border: none;
    border-radius: 50%;
    color: var(--primary-color);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    box-shadow: var(--shadow-md);
    transition: var(--transition-normal);
    pointer-events: all;
}

.slider-btn:hover {
    background: var(--primary-color);
    color: var(--white-color);
    transform: scale(1.1);
}

.slider-btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    transform: none;
}

.slider-btn:disabled:hover {
    background: rgba(255, 255, 255, 0.9);
    color: var(--primary-color);
}

.slider-indicators {
    display: flex;
    justify-content: center;
    gap: 0.5rem;
    margin-top: 2rem;
}

.slider-indicator {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: rgba(37, 99, 235, 0.3);
    cursor: pointer;
    transition: var(--transition-normal);
}

.slider-indicator.active {
    background: var(--primary-color);
    transform: scale(1.2);
}

.slider-indicator:hover {
    background: var(--primary-color);
    opacity: 0.8;
}

.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-bottom: 3rem;
}

/* 🎨 现代化产品卡片设计 - 全新升级 */
.product-card {
    background: linear-gradient(145deg, #ffffff 0%, #f8fafc 100%);
    border-radius: 28px;
    overflow: hidden;
    box-shadow: 
        0 8px 25px rgba(0, 0, 0, 0.08),
        0 4px 10px rgba(0, 0, 0, 0.05),
        inset 0 1px 0 rgba(255, 255, 255, 0.9);
    transition: all 0.6s cubic-bezier(0.16, 1, 0.3, 1);
    position: relative;
    border: 1px solid rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(20px);
    display: flex;
    flex-direction: column;
    height: 100%;
    min-height: 500px;
}

.product-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, 
        rgba(147, 51, 234, 0.02) 0%, 
        rgba(6, 182, 212, 0.02) 50%, 
        rgba(16, 185, 129, 0.02) 100%);
    opacity: 0;
    transition: all 0.6s ease;
    z-index: 1;
    border-radius: 28px;
}

.product-card:hover {
    transform: translateY(-15px) scale(1.02);
    box-shadow: 
        0 25px 50px rgba(0, 0, 0, 0.15),
        0 12px 25px rgba(147, 51, 234, 0.1),
        0 0 0 1px rgba(147, 51, 234, 0.1),
        inset 0 1px 0 rgba(255, 255, 255, 1);
    border-color: rgba(147, 51, 234, 0.2);
}

.product-card:hover::before {
    opacity: 1;
}

/* 🖼️ 产品图片容器 - 现代化设计 */
.product-image {
    position: relative;
    height: 280px;
    overflow: hidden;
    background: transparent;
    z-index: 2;
    flex-shrink: 0;
}

.product-image::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: transparent;
    opacity: 0;
    transition: all 0.6s ease;
    z-index: 2;
}

.product-image img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    object-position: center;
    transition: all 0.8s cubic-bezier(0.16, 1, 0.3, 1);
    z-index: 1;
    position: relative;
}

.product-card:hover .product-image::before {
    opacity: 0;
}

.product-card:hover .product-image img {
    transform: scale(1.15) rotate(1deg);
    filter: brightness(1.1) contrast(1.05);
}

/* 🏷️ 产品标签 - 时尚设计 */
.product-badge {
    position: absolute;
    top: 1.5rem;
    left: 1.5rem;
    background: linear-gradient(135deg, #9333ea 0%, #7c3aed 100%);
    color: #ffffff;
    padding: 0.5rem 1rem;
    border-radius: 25px;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    z-index: 5;
    box-shadow: 
        0 4px 15px rgba(147, 51, 234, 0.3),
        0 2px 5px rgba(0, 0, 0, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(10px);
    transition: all 0.4s ease;
}

.product-card:hover .product-badge {
    transform: scale(1.05) translateY(-2px);
    box-shadow: 
        0 6px 20px rgba(147, 51, 234, 0.4),
        0 3px 8px rgba(0, 0, 0, 0.15);
}

/* 📝 产品信息区域 - 专业展示 */
.product-info {
    padding: 2rem 1.8rem;
    position: relative;
    z-index: 3;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    display: flex;
    flex-direction: column;
    flex: 1;
    min-height: 220px;
}

.product-category {
    color: #7c3aed;
    font-size: 0.85rem;
    font-weight: 700;
    margin-bottom: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    position: relative;
    display: inline-block;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.1);
    background: rgba(255, 255, 255, 0.95);
    padding: 0.25rem 0.6rem;
    border-radius: 12px;
    border: 1px solid rgba(124, 58, 237, 0.2);
    /* 🔧 防止长文本影响布局 */
    flex-shrink: 0;
}

.product-category::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: linear-gradient(90deg, #9333ea 0%, #06b6d4 100%);
    transition: width 0.4s ease;
}

.product-card:hover .product-category::after {
    width: 100%;
}

.product-name {
    font-size: 1.4rem;
    font-weight: 700;
    color: #1e293b;
    margin-bottom: 1rem;
    line-height: 1.3;
    transition: all 0.3s ease;
    background: linear-gradient(135deg, #1e293b 0%, #334155 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.product-card:hover .product-name {
    background: linear-gradient(135deg, #9333ea 0%, #06b6d4 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    transform: translateY(-2px);
}

.product-description {
    color: #64748b;
    font-size: 0.95rem;
    margin-bottom: 1.5rem;
    line-height: 1.6;
    transition: color 0.3s ease;
}

.product-card:hover .product-description {
    color: #475569;
}

/* 🏷️ 产品特性标签 - 现代化设计 */
.product-features {
    display: flex;
    flex-wrap: wrap;
    gap: 0.8rem;
    margin-bottom: auto;
    padding-bottom: 1.5rem;
}

.feature-tag {
    background: linear-gradient(135deg, 
        rgba(124, 58, 237, 0.12) 0%, 
        rgba(99, 102, 241, 0.1) 100%);
    color: #5b21b6;
    padding: 0.4rem 0.8rem;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 700;
    border: 1px solid rgba(124, 58, 237, 0.2);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
    text-shadow: 0 1px 2px rgba(255, 255, 255, 0.8);
    box-shadow: 0 2px 4px rgba(124, 58, 237, 0.1);
    /* 🔧 防止标签文本换行，保持卡片一致性 */
    white-space: nowrap;
}

.feature-tag::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, #9333ea 0%, #06b6d4 100%);
    transition: left 0.4s ease;
    z-index: -1;
}

.feature-tag {
    position: relative;
    z-index: 1;
    transition: all 0.3s ease, color 0.3s ease;
}

.product-card:hover .feature-tag {
    border-color: rgba(147, 51, 234, 0.3);
    transform: translateY(-2px);
}

.product-card:hover .feature-tag::before {
    left: 0;
}

.product-card:hover .feature-tag {
    color: #ffffff;
}

/* 🎯 产品操作按钮 - 高级交互 */
.product-actions {
    display: flex;
    gap: 1rem;
    align-items: center;
    justify-content: space-between;
    margin-top: auto;
    padding-top: 0.5rem;
}

/* 🔘 小按钮样式 - 现代化升级 */
.btn-sm {
    padding: 0.75rem 1.5rem;
    font-size: 0.85rem;
    font-weight: 600;
    border-radius: 25px;
    background: linear-gradient(135deg, #9333ea 0%, #7c3aed 100%);
    color: #ffffff;
    border: none;
    cursor: pointer;
    transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
    position: relative;
    overflow: hidden;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    box-shadow: 
        0 4px 15px rgba(147, 51, 234, 0.3),
        0 2px 5px rgba(0, 0, 0, 0.1);
}

.btn-sm::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, #06b6d4 0%, #0891b2 100%);
    transition: left 0.4s ease;
}

.btn-sm span {
    position: relative;
    z-index: 2;
}

.btn-sm:hover {
    transform: translateY(-3px) scale(1.05);
    box-shadow: 
        0 8px 25px rgba(147, 51, 234, 0.4),
        0 4px 12px rgba(0, 0, 0, 0.15);
}

.btn-sm:hover::before {
    left: 0;
}

.btn-sm:active {
    transform: translateY(-1px) scale(1.02);
}

/* 📱 产品卡片移动端适配 */
@media (max-width: 1024px) {
    .product-card {
        border-radius: 24px;
        min-height: 460px;
    }
    
    .product-image {
        height: 240px;
    }
    
    .product-info {
        padding: 1.5rem 1.5rem;
        min-height: 200px;
    }
    
    .product-name {
        font-size: 1.3rem;
    }
    
    .product-card:hover {
        transform: translateY(-10px) scale(1.01);
    }
}

@media (max-width: 768px) {
    .product-card {
        border-radius: 20px;
        margin-bottom: 1.5rem;
        min-height: 420px;
    }
    
    .product-image {
        height: 200px;
    }
    
    .product-info {
        padding: 1.25rem;
        min-height: 200px;
    }
    
    .product-name {
        font-size: 1.2rem;
        margin-bottom: 0.8rem;
    }
    
    .product-description {
        font-size: 0.9rem;
        margin-bottom: 1.2rem;
    }
    
    .product-features {
        gap: 0.6rem;
        padding-bottom: 1.2rem;
    }
    
    .feature-tag {
        padding: 0.3rem 0.6rem;
        font-size: 0.7rem;
    }
    
    .product-actions {
        flex-direction: column;
        gap: 0.8rem;
    }
    
    .btn-sm {
        width: 100%;
        padding: 0.8rem 1rem;
        font-size: 0.8rem;
    }
    
    .product-card:hover {
        transform: translateY(-5px);
    }
}

@media (max-width: 480px) {
    .product-card {
        border-radius: 16px;
        margin-bottom: 1rem;
        min-height: 380px;
    }
    
    .product-image {
        height: 180px;
    }
    
    .product-info {
        padding: 1rem;
        min-height: 180px;
    }
    
    .product-badge {
        top: 1rem;
        left: 1rem;
        padding: 0.4rem 0.8rem;
        font-size: 0.7rem;
    }
    
    .product-name {
        font-size: 1.1rem;
    }
    
    .product-description {
        font-size: 0.85rem;
    }
    
    .product-category {
        font-size: 0.8rem;
        margin-bottom: 0.6rem;
    }
    
    .feature-tag {
        padding: 0.25rem 0.5rem;
        font-size: 0.65rem;
    }
    
    .btn-sm {
        padding: 0.7rem 1rem;
        font-size: 0.75rem;
    }
}

/* About Section */
.about-section {
    padding: var(--section-padding);
    background: var(--white-color);
}

.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: start;
    margin-top: 3rem;
}

.about-text {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.about-intro h3 {
    font-size: 1.5rem;
    color: var(--primary-color);
    margin-bottom: 1rem;
    font-weight: 600;
}

.about-intro p {
    font-size: 1.1rem;
    line-height: 1.8;
    color: var(--text-color);
}

.about-stats {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
    margin-top: 2rem;
}

.stat-item {
    text-align: center;
    padding: 1.5rem;
    background: var(--light-color);
    border-radius: var(--border-radius-lg);
    transition: var(--transition-normal);
}

.stat-item:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.stat-number {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: 0.5rem;
}

.stat-label {
    font-size: 0.9rem;
    color: var(--text-color);
    font-weight: 500;
}

.about-features {
    display: flex;
    flex-direction: column;
}

.feature-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
}

.feature-card {
    background: var(--white-color);
    padding: 2rem;
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-md);
    text-align: center;
    transition: var(--transition-normal);
    border: 1px solid var(--border-color);
}

.feature-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
    border-color: var(--primary-color);
}

.feature-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1rem;
    color: white;
    font-size: 1.5rem;
}

.feature-card h4 {
    font-size: 1.2rem;
    color: var(--dark-color);
    margin-bottom: 0.8rem;
    font-weight: 600;
}

.feature-card p {
    color: var(--text-color);
    line-height: 1.6;
    font-size: 0.95rem;
}

/* Responsive Design for About Section */
@media (max-width: 1024px) {
    .about-content {
        grid-template-columns: 1fr;
        gap: 3rem;
    }
    
    .feature-grid {
        grid-template-columns: 1fr;
    }
    
    .about-stats {
        grid-template-columns: repeat(4, 1fr);
    }
}

@media (max-width: 768px) {
    .about-stats {
        grid-template-columns: repeat(2, 1fr);
        gap: 1rem;
    }
    
    .stat-item {
        padding: 1rem;
    }
    
    .stat-number {
        font-size: 2rem;
    }
    
    .feature-card {
        padding: 1.5rem;
    }
    
    .feature-icon {
        width: 50px;
        height: 50px;
        font-size: 1.2rem;
    }
}

@media (max-width: 480px) {
    .about-stats {
        grid-template-columns: 1fr;
    }
    
    .about-intro h3 {
        font-size: 1.3rem;
    }
    
    .about-intro p {
        font-size: 1rem;
    }
}

/* Company Gallery Section - 全新现代化设计 */
.company-gallery {
    padding: 8rem 0 4rem 0; /* 减少顶部padding从8rem到4rem */
    background: linear-gradient(135deg, #0a0a0a 0%, #1a1a2e 25%, #16213e 75%, #0f0f23 100%);
    position: relative;
    overflow: hidden;
}

.company-gallery::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 25% 35%, rgba(59, 130, 246, 0.12) 0%, transparent 50%),
        radial-gradient(circle at 75% 65%, rgba(236, 72, 153, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 50% 20%, rgba(16, 185, 129, 0.08) 0%, transparent 60%),
        linear-gradient(135deg, transparent 15%, rgba(147, 51, 234, 0.04) 40%, transparent 85%);
    pointer-events: none;
    animation: galleryAmbience 15s ease-in-out infinite;
}

.company-gallery::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url("data:image/svg+xml,%3Csvg width='80' height='80' viewBox='0 0 80 80' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.015'%3E%3Cpolygon points='40 0 60 40 40 80 20 40'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E") repeat;
    pointer-events: none;
    animation: galleryFloatPattern 25s linear infinite;
}

@keyframes galleryAmbience {
    0%, 100% { opacity: 1; transform: scale(1) rotate(0deg); }
    33% { opacity: 0.8; transform: scale(1.01) rotate(0.5deg); }
    66% { opacity: 0.9; transform: scale(1.02) rotate(-0.3deg); }
}

@keyframes galleryFloatPattern {
    0% { transform: translateY(0px) translateX(0px) rotate(0deg); }
    25% { transform: translateY(-8px) translateX(3px) rotate(1deg); }
    50% { transform: translateY(0px) translateX(8px) rotate(0deg); }
    75% { transform: translateY(5px) translateX(3px) rotate(-0.5deg); }
    100% { transform: translateY(0px) translateX(0px) rotate(0deg); }
}

.company-gallery .section-header {
    text-align: center;
    margin-bottom: 5rem;
    position: relative;
    z-index: 2;
}

.company-gallery .section-title {
    color: #ffffff;
    font-size: 3.5rem;
    font-weight: 800;
    margin-bottom: 1.5rem;
    background: linear-gradient(135deg, #ffffff 0%, #06b6d4 30%, #ec4899 70%, #10b981 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    position: relative;
    letter-spacing: -0.02em;
    line-height: 1.2;
}

.company-gallery .section-title::before {
    content: '';
    position: absolute;
    top: -20px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 4px;
    background: linear-gradient(90deg, transparent 0%, #06b6d4 50%, transparent 100%);
    border-radius: 2px;
    animation: galleryTitleGlow 2.5s ease-in-out infinite alternate;
}

.company-gallery .section-title::after {
    content: '';
    position: absolute;
    bottom: -15px;
    left: 50%;
    transform: translateX(-50%);
    width: 120px;
    height: 4px;
    background: linear-gradient(90deg, #06b6d4 0%, #ec4899 50%, #10b981 100%);
    border-radius: 2px;
    box-shadow: 0 0 20px rgba(6, 182, 212, 0.5);
}

@keyframes galleryTitleGlow {
    0% { opacity: 0.5; width: 40px; }
    100% { opacity: 1; width: 80px; }
}

.company-gallery .section-subtitle {
    color: rgba(255, 255, 255, 0.85);
    font-size: 1.3rem;
    font-weight: 300;
    max-width: 600px;
    margin: 0 auto;
    line-height: 1.6;
}

.gallery-container {
    position: relative;
    width: 100%;
    overflow: hidden;
    border-radius: 40px;
    background: linear-gradient(145deg, rgba(10, 10, 26, 0.9) 0%, rgba(26, 26, 46, 0.85) 100%);
    backdrop-filter: blur(30px);
    border: 1px solid rgba(255, 255, 255, 0.12);
    box-shadow: 
        0 40px 80px rgba(0, 0, 0, 0.5),
        0 0 0 1px rgba(255, 255, 255, 0.05),
        inset 0 1px 0 rgba(255, 255, 255, 0.15);
    padding: 4rem 0;
    margin-top: 3rem;
    position: relative;
    z-index: 2;
}

.gallery-container::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        linear-gradient(135deg, rgba(6, 182, 212, 0.05) 0%, rgba(236, 72, 153, 0.03) 50%, rgba(16, 185, 129, 0.02) 100%),
        radial-gradient(circle at 20% 80%, rgba(147, 51, 234, 0.04) 0%, transparent 50%),
        radial-gradient(circle at 80% 20%, rgba(59, 130, 246, 0.03) 0%, transparent 50%);
    border-radius: 40px;
    pointer-events: none;
    animation: galleryContainerGlow 8s ease-in-out infinite alternate;
}

@keyframes galleryContainerGlow {
    0% { opacity: 0.8; }
    100% { opacity: 1; }
}

.gallery-container::after {
    content: '';
    position: absolute;
    top: -1px;
    left: -1px;
    right: -1px;
    bottom: -1px;
    background: linear-gradient(135deg, 
        rgba(6, 182, 212, 0.2) 0%, 
        rgba(236, 72, 153, 0.15) 25%, 
        rgba(16, 185, 129, 0.1) 50%, 
        rgba(147, 51, 234, 0.15) 100%);
    border-radius: 41px;
    opacity: 0;
    transition: opacity 0.8s ease;
    pointer-events: none;
    z-index: -1;
    filter: blur(2px);
}

.gallery-container:hover::after {
    opacity: 0.3;
}

.gallery-track {
    display: flex;
    gap: 3rem;
    animation: galleryScroll 90s linear infinite;
    will-change: transform;
    padding: 0 2rem;
    position: relative;
}

.gallery-track::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, 
        transparent 0%, 
        rgba(6, 182, 212, 0.3) 20%, 
        rgba(236, 72, 153, 0.2) 50%, 
        rgba(16, 185, 129, 0.3) 80%, 
        transparent 100%);
    transform: translateY(-50%);
    opacity: 0.5;
    pointer-events: none;
    z-index: 0;
}

.gallery-track:hover {
    animation-play-state: paused;
}

.gallery-track:hover::before {
    opacity: 0.8;
    animation: trackGlow 3s ease-in-out infinite alternate;
}

@keyframes trackGlow {
    0% { 
        opacity: 0.6; 
        filter: blur(1px);
    }
    100% { 
        opacity: 1; 
        filter: blur(0px);
    }
}

.gallery-item {
    flex: 0 0 450px;
    height: 320px;
    position: relative;
    border-radius: 24px;
    overflow: hidden;
    background: linear-gradient(145deg, rgba(255, 255, 255, 0.1) 0%, rgba(255, 255, 255, 0.05) 100%);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.15);
    transition: all 0.6s cubic-bezier(0.16, 1, 0.3, 1);
    cursor: pointer;
    box-shadow: 
        0 15px 35px rgba(0, 0, 0, 0.3),
        inset 0 1px 0 rgba(255, 255, 255, 0.1);
}

.gallery-item:hover {
    transform: translateY(-15px) scale(1.02);
    box-shadow: 
        0 35px 70px rgba(0, 0, 0, 0.5),
        0 0 0 2px rgba(6, 182, 212, 0.3),
        inset 0 1px 0 rgba(255, 255, 255, 0.2);
}

.gallery-item img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    object-position: center;
    transition: transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
    border-radius: 24px;
}

.gallery-item:hover img {
    transform: scale(1.1);
}

.gallery-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(transparent, rgba(0, 0, 0, 0.9));
    color: #ffffff;
    padding: 3rem 2rem 2rem;
    transform: translateY(100%);
    transition: all 0.5s cubic-bezier(0.16, 1, 0.3, 1);
    backdrop-filter: blur(10px);
    border-radius: 0 0 24px 24px;
}

.gallery-item:hover .gallery-overlay {
    transform: translateY(100%);
    opacity: 0;
}

.gallery-title {
    font-size: 1.5rem;
    font-weight: 800;
    margin-bottom: 1rem;
    color: #ffffff;
    background: linear-gradient(135deg, #ffffff 0%, #06b6d4 50%, #ec4899 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1.3;
    position: relative;
    text-shadow: 0 4px 8px rgba(0, 0, 0, 0.3);
    letter-spacing: -0.01em;
}

.gallery-title::after {
    content: '';
    position: absolute;
    bottom: -6px;
    left: 0;
    width: 40px;
    height: 3px;
    background: linear-gradient(90deg, #06b6d4 0%, #ec4899 100%);
    border-radius: 2px;
    transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
    box-shadow: 0 0 10px rgba(6, 182, 212, 0.4);
}

.gallery-item:hover .gallery-title::after {
    width: 80px;
    box-shadow: 0 0 20px rgba(6, 182, 212, 0.6);
}

.gallery-description {
    font-size: 1.05rem;
    color: rgba(255, 255, 255, 0.9);
    line-height: 1.6;
    margin: 0;
    font-weight: 300;
    letter-spacing: 0.3px;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.4);
}

.gallery-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        linear-gradient(135deg, rgba(6, 182, 212, 0.15) 0%, rgba(236, 72, 153, 0.12) 50%, rgba(16, 185, 129, 0.1) 100%),
        radial-gradient(circle at 30% 70%, rgba(147, 51, 234, 0.08) 0%, transparent 60%);
    opacity: 0;
    transition: all 0.6s cubic-bezier(0.16, 1, 0.3, 1);
    z-index: 1;
    border-radius: 24px;
}

.gallery-item:hover::before {
    opacity: 0;
}

.gallery-item::after {
    content: '';
    position: absolute;
    top: -3px;
    left: -3px;
    right: -3px;
    bottom: -3px;
    background: linear-gradient(135deg, 
        rgba(6, 182, 212, 0.4) 0%, 
        rgba(236, 72, 153, 0.3) 25%, 
        rgba(16, 185, 129, 0.3) 50%, 
        rgba(147, 51, 234, 0.4) 100%);
    border-radius: 27px;
    opacity: 0;
    transition: all 0.6s cubic-bezier(0.16, 1, 0.3, 1);
    pointer-events: none;
    z-index: -1;
    filter: blur(10px);
}

.gallery-item:hover::after {
    opacity: 0.7;
    animation: galleryGlow 2.5s ease-in-out infinite alternate;
}

@keyframes galleryGlow {
    0% { 
        filter: blur(10px); 
        opacity: 0.5; 
        transform: scale(1);
    }
    100% { 
        filter: blur(15px); 
        opacity: 0.9; 
        transform: scale(1.02);
    }
}

/* Gallery scroll animation */
@keyframes galleryScroll {
    0% {
        transform: translateX(0);
    }
    100% {
        transform: translateX(-50%);
    }
}

/* Pause animation on reduced motion preference */
@media (prefers-reduced-motion: reduce) {
    .gallery-track {
        animation: none;
    }
}

/* Gallery responsive design */
@media (max-width: 1024px) {
    .gallery-item {
        flex: 0 0 380px;
        height: 280px;
    }
    
    .gallery-track {
        animation-duration: 70s;
        gap: 2rem;
    }
}

@media (max-width: 768px) {
    .company-gallery {
        padding: 4rem 0;
    }
    
    .company-gallery .section-title {
        font-size: 2.5rem;
    }
    
    .gallery-item {
        flex: 0 0 320px;
        height: 240px;
    }
    
    .gallery-track {
        animation-duration: 60s;
        gap: 1.5rem;
        padding: 0 1rem;
    }
    
    .gallery-container {
        padding: 2rem 0;
        border-radius: 24px;
    }
    
    .gallery-overlay {
        padding: 2rem 1.5rem 1.5rem;
    }
    
    .gallery-title {
        font-size: 1.2rem;
    }
    
    .gallery-description {
        font-size: 0.9rem;
    }
}

@media (max-width: 480px) {
    .gallery-item {
        flex: 0 0 280px;
        height: 200px;
    }
    
    .gallery-track {
        animation-duration: 50s;
    }
    
    .company-gallery .section-title {
        font-size: 2rem;
    }
}

/* Contact Section */
.contact {
    padding: var(--section-padding);
    background: var(--light-color);
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.contact-item {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    padding: 1.5rem;
    background: var(--white-color);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-sm);
}

.contact-icon {
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white-color);
    font-size: 1.2rem;
    flex-shrink: 0;
}

.contact-details h4 {
    color: var(--dark-color);
    margin-bottom: 0.5rem;
}

.contact-details p {
    color: var(--gray-color);
    margin: 0;
}

/* Contact Form */
.contact-form {
    background: var(--white-color);
    padding: 2rem;
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-md);
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 0.75rem 1rem;
    border: 2px solid var(--gray-light);
    border-radius: var(--border-radius);
    font-size: 1rem;
    transition: var(--transition-fast);
    background: var(--white-color);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

/* Footer */
.footer {
    background: #000000;
    color: var(--white-color);
    position: relative;
}

.footer-main {
    padding: 3rem 0 2rem;
}

.footer-content {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr 1fr;
    gap: 4rem;
    align-items: start;
}

/* Company Section */
.footer-company {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
}

.footer-logo .logo-text {
    font-size: 2.5rem;
    font-weight: 700;
    color: #ffffff;
    margin-bottom: 1rem;
    display: block;
}

.company-description {
    color: #cccccc;
    line-height: 1.6;
    margin-bottom: 0;
    font-size: 0.9rem;
}

/* Contact Section */
.footer-contact h4,
.footer-links h4,
.footer-social h4 {
    color: #ffffff;
    margin-bottom: 1.5rem;
    font-size: 1.1rem;
    font-weight: 600;
}

.contact-list {
    display: flex;
    flex-direction: column;
    gap: 0.8rem;
}

.contact-item {
    color: #cccccc;
    font-size: 0.9rem;
    line-height: 1.5;
    transition: color 0.3s ease;
}

.contact-item:hover {
    color: #ffffff;
}

/* Links Section */
.links-list {
    display: flex;
    flex-direction: column;
    gap: 0.8rem;
}

.links-list a {
    color: #cccccc;
    text-decoration: none;
    font-size: 0.9rem;
    transition: color 0.3s ease;
}

.links-list a:hover {
    color: #ffffff;
}

/* Social Section - 确保横向排列 */
.social-links {
    display: flex !important;
    flex-direction: row !important;
    gap: 1rem;
    flex-wrap: wrap;
    align-items: center;
}

.social-link {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #cccccc;
    text-decoration: none;
    transition: all 0.3s ease;
    background: #333333;
    flex-shrink: 0;
}

.social-link i {
    font-size: 1rem;
}

.social-link:hover {
    color: #ffffff;
    transform: translateY(-2px);
}

.social-link.facebook:hover {
    background: #1877f2;
}

.social-link.twitter:hover {
    background: #1da1f2;
}

.social-link.youtube:hover {
    background: #ff0000;
}

.social-link.instagram:hover {
    background: #e4405f;
}

.social-link.skype:hover {
    background: #00aff0;
}

/* Footer Bottom */
.footer-bottom {
    background: #000000;
    padding: 1.5rem 0;
    border-top: 1px solid #333333;
}

.footer-bottom-content {
    display: flex;
    justify-content: center;
    align-items: center;
    flex-wrap: wrap;
    gap: 2rem;
}

.footer-bottom-content p {
    color: #888888;
    font-size: 0.85rem;
    margin: 0;
    text-align: center;
}

.footer-bottom-links {
    display: flex;
    gap: 2rem;
}

.footer-bottom-links a {
    color: #cccccc;
    text-decoration: none;
    font-size: 0.85rem;
    transition: color 0.3s ease;
}

.footer-bottom-links a:hover {
    color: #ffffff;
}



/* Back to Top Button - 隐藏 */
.back-to-top {
    display: none !important;
}

/* Utility Classes */
.text-center {
    text-align: center;
}

.text-left {
    text-align: left;
}

.text-right {
    text-align: right;
}

.d-none {
    display: none;
}

.d-block {
    display: block;
}

.d-flex {
    display: flex;
}

.align-center {
    align-items: center;
}

.justify-center {
    justify-content: center;
}

.gap-1 {
    gap: 0.5rem;
}

.gap-2 {
    gap: 1rem;
}

.gap-3 {
    gap: 1.5rem;
}

/* Animations */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeInLeft {
    from {
        opacity: 0;
        transform: translateX(-30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes fadeInRight {
    from {
        opacity: 0;
        transform: translateX(30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.fade-in-up {
    animation: fadeInUp 0.6s ease-out;
}

.fade-in-left {
    animation: fadeInLeft 0.6s ease-out;
}

.fade-in-right {
    animation: fadeInRight 0.6s ease-out;
}

/* Smooth scrolling for anchor links */
html {
    scroll-behavior: smooth;
}

/* Custom scrollbar */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: var(--light-color);
}

::-webkit-scrollbar-thumb {
    background: var(--primary-color);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--primary-dark);
}

/* Page Header */
.page-header {
    padding: 120px 0 60px;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    color: var(--white-color);
    text-align: center;
}

.page-header-content h1 {
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--white-color);
}

.page-header-content p {
    font-size: 1.2rem;
    margin-bottom: 2rem;
    color: rgba(255,255,255,0.9);
}

.breadcrumb {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.9rem;
}

.breadcrumb a {
    color: rgba(255,255,255,0.8);
    transition: var(--transition-fast);
}

.breadcrumb a:hover {
    color: var(--white-color);
}

.breadcrumb span {
    color: rgba(255,255,255,0.6);
}

/* Product Filter */
.product-filter {
    background: white;
    padding: 2rem 0;
    border-bottom: 1px solid #eee;
    z-index: 100;
}

.filter-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 2rem;
}

.search-box {
    position: relative;
    width: 300px;
}

.search-box input {
    width: 100%;
    padding: 12px 50px 12px 16px;
    border: 2px solid var(--gray-light);
    border-radius: var(--border-radius-lg);
    font-size: 1rem;
    transition: var(--transition-fast);
}

.search-box input:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

.search-btn {
    position: absolute;
    right: 12px;
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: none;
    color: var(--gray-color);
    cursor: pointer;
    transition: var(--transition-fast);
}

.search-btn:hover {
    color: var(--primary-color);
}

.filter-right {
    display: flex;
    align-items: center;
    gap: 2rem;
}

.filter-group {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.filter-group label {
    font-weight: 500;
    color: var(--dark-color);
}

.filter-group select {
    padding: 8px 12px;
    border: 2px solid var(--gray-light);
    border-radius: var(--border-radius);
    background: var(--white-color);
    cursor: pointer;
    transition: var(--transition-fast);
}

.filter-group select:focus {
    outline: none;
    border-color: var(--primary-color);
}

.view-toggle {
    display: flex;
    gap: 0.5rem;
}

.view-btn {
    width: 40px;
    height: 40px;
    background: var(--light-color);
    border: none;
    border-radius: var(--border-radius);
    color: var(--gray-color);
    cursor: pointer;
    transition: var(--transition-fast);
    display: flex;
    align-items: center;
    justify-content: center;
}

.view-btn:hover,
.view-btn.active {
    background: var(--primary-color);
    color: var(--white-color);
}

/* Products Layout */
.products-section {
    padding: 40px 0 80px;
    background: var(--light-color);
}

.products-layout {
    display: grid;
    grid-template-columns: 280px 1fr;
    gap: 40px;
}

/* Sidebar */
.products-sidebar {
    background: var(--white-color);
    border-radius: var(--border-radius-lg);
    padding: 30px;
    height: fit-content;
    box-shadow: var(--shadow-sm);
}

.sidebar-section {
    margin-bottom: 30px;
}

.sidebar-section:last-child {
    margin-bottom: 0;
}

.sidebar-section h3 {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--dark-color);
    margin-bottom: 15px;
    padding-bottom: 10px;
    border-bottom: 2px solid var(--primary-color);
}

.category-list {
    list-style: none;
}

.category-list li {
    margin-bottom: 8px;
}

.category-link {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 10px 15px;
    color: var(--gray-color);
    border-radius: var(--border-radius);
    transition: var(--transition-fast);
    text-decoration: none;
}

.category-link:hover,
.category-link.active {
    background: var(--primary-color);
    color: var(--white-color);
}

.category-link .count {
    background: var(--light-color);
    color: var(--gray-color);
    padding: 2px 8px;
    border-radius: 12px;
    font-size: 0.8rem;
    font-weight: 500;
}

.category-link.active .count {
    background: rgba(255,255,255,0.2);
    color: var(--white-color);
}

/* Feature Filters */
.feature-filters {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.filter-checkbox {
    display: flex;
    align-items: center;
    gap: 10px;
    cursor: pointer;
    position: relative;
}

.filter-checkbox input {
    display: none;
}

.checkmark {
    width: 18px;
    height: 18px;
    border: 2px solid var(--gray-light);
    border-radius: 4px;
    position: relative;
    transition: var(--transition-fast);
}

.filter-checkbox input:checked + .checkmark {
    background: var(--primary-color);
    border-color: var(--primary-color);
}

.filter-checkbox input:checked + .checkmark::after {
    content: '✓';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    color: var(--white-color);
    font-size: 12px;
    font-weight: bold;
}

.filter-checkbox span:last-child {
    color: var(--dark-color);
    font-size: 0.9rem;
}

/* Featured Products in Sidebar */
.featured-products {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.featured-product-item {
    display: flex;
    gap: 10px;
    padding: 10px;
    background: var(--light-color);
    border-radius: var(--border-radius);
    transition: var(--transition-fast);
    cursor: pointer;
}

.featured-product-item:hover {
    background: var(--primary-color);
    color: var(--white-color);
}

.featured-product-image {
    width: 50px;
    height: 50px;
    border-radius: var(--border-radius);
    overflow: hidden;
    flex-shrink: 0;
}

.featured-product-image img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    object-position: center;
}

.featured-product-info h5 {
    font-size: 0.9rem;
    font-weight: 600;
    margin-bottom: 4px;
}

.featured-product-info p {
    font-size: 0.8rem;
    color: var(--gray-color);
    margin: 0;
}

.featured-product-item:hover .featured-product-info p {
    color: rgba(255,255,255,0.8);
}

/* Products Main */
.products-main {
    background: var(--white-color);
    border-radius: var(--border-radius-lg);
    padding: 30px;
    box-shadow: var(--shadow-sm);
}

.products-header {
    margin-bottom: 30px;
    padding-bottom: 20px;
    border-bottom: 1px solid var(--gray-light);
}

.results-info {
    font-size: 1rem;
    color: var(--gray-color);
}

/* Pagination */
.pagination {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 10px;
    margin-top: 40px;
}

.pagination button {
    padding: 10px 15px;
    background: var(--white-color);
    border: 2px solid var(--gray-light);
    border-radius: var(--border-radius);
    color: var(--gray-color);
    cursor: pointer;
    transition: var(--transition-fast);
}

.pagination button:hover,
.pagination button.active {
    background: var(--primary-color);
    border-color: var(--primary-color);
    color: var(--white-color);
}

.pagination button:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.pagination button:disabled:hover {
    background: var(--white-color);
    border-color: var(--gray-light);
    color: var(--gray-color);
}

/* Products List View */
.products-list {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.product-list-item {
    display: flex;
    background: var(--white-color);
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: var(--transition-normal);
    padding: 20px;
    gap: 20px;
}

.product-list-item:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.product-list-item .product-image {
    width: 200px;
    height: 150px;
    flex-shrink: 0;
    border-radius: var(--border-radius);
    overflow: hidden;
}

.product-list-item .product-image img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    object-position: center;
}

.product-list-item .product-info {
    flex: 1;
    display: flex;
    flex-direction: column;
}

.product-list-item .product-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 10px;
}

.product-list-item .product-name {
    font-size: 1.3rem;
    margin-bottom: 10px;
}

.product-list-item .product-description {
    margin-bottom: 15px;
    line-height: 1.6;
}

.product-list-item .product-features {
    margin-bottom: auto;
}

.product-list-item .product-actions {
    display: flex;
    gap: 10px;
    align-self: flex-end;
    margin-top: 20px;
}

/* No Products Found */
.no-products {
    grid-column: 1 / -1;
    text-align: center;
    padding: 60px 20px;
    color: var(--gray-color);
}

.no-products i {
    color: var(--gray-light);
    margin-bottom: 20px;
}

.no-products h3 {
    color: var(--dark-color);
    margin-bottom: 10px;
}

.no-products p {
    margin: 0;
}

/* About Page Styles */
.company-overview {
    padding: var(--section-padding);
    background: var(--white-color);
}

.overview-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.overview-text h2 {
    font-size: 2.5rem;
    color: var(--dark-color);
    margin-bottom: 2rem;
}

.overview-text p {
    font-size: 1.1rem;
    line-height: 1.8;
    margin-bottom: 1.5rem;
    color: var(--gray-color);
}

.company-values {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.value-item {
    text-align: center;
    padding: 2rem 1rem;
    background: var(--light-color);
    border-radius: var(--border-radius-lg);
    transition: var(--transition-normal);
}

.value-item:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
}

.value-item i {
    font-size: 3rem;
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.value-item h4 {
    color: var(--dark-color);
    margin-bottom: 0.5rem;
}

.value-item p {
    color: var(--gray-color);
    font-size: 0.9rem;
    margin: 0;
}

.overview-image img {
    width: 100%;
    height: auto;
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-lg);
}

/* Company History */
.company-history {
    padding: var(--section-padding);
    background: var(--light-color);
}

.timeline {
    position: relative;
    max-width: 800px;
    margin: 0 auto;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 50%;
    top: 0;
    bottom: 0;
    width: 4px;
    background: linear-gradient(to bottom, var(--primary-color), var(--secondary-color));
    transform: translateX(-50%);
}

.timeline-item {
    position: relative;
    margin-bottom: 4rem;
    display: flex;
    align-items: center;
}

.timeline-item:nth-child(odd) {
    flex-direction: row;
}

.timeline-item:nth-child(even) {
    flex-direction: row-reverse;
}

.timeline-year {
    width: 100px;
    height: 100px;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white-color);
    font-size: 1.2rem;
    font-weight: 700;
    position: relative;
    z-index: 2;
    box-shadow: var(--shadow-lg);
}

.timeline-content {
    flex: 1;
    background: var(--white-color);
    padding: 2rem;
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-md);
    margin: 0 2rem;
    position: relative;
}

.timeline-item:nth-child(odd) .timeline-content::before {
    content: '';
    position: absolute;
    left: -10px;
    top: 50%;
    transform: translateY(-50%);
    width: 0;
    height: 0;
    border-top: 10px solid transparent;
    border-bottom: 10px solid transparent;
    border-right: 10px solid var(--white-color);
}

.timeline-item:nth-child(even) .timeline-content::before {
    content: '';
    position: absolute;
    right: -10px;
    top: 50%;
    transform: translateY(-50%);
    width: 0;
    height: 0;
    border-top: 10px solid transparent;
    border-bottom: 10px solid transparent;
    border-left: 10px solid var(--white-color);
}

.timeline-content h3 {
    color: var(--dark-color);
    margin-bottom: 0.5rem;
}

.timeline-content p {
    color: var(--gray-color);
    margin: 0;
    line-height: 1.6;
}

/* Statistics */
.statistics {
    padding: var(--section-padding);
    background: var(--dark-color);
    color: var(--white-color);
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.stat-card {
    text-align: center;
    padding: 2rem;
    background: var(--dark-light);
    border-radius: var(--border-radius-lg);
    transition: var(--transition-normal);
}

.stat-card:hover {
    transform: translateY(-5px);
    background: var(--primary-color);
}

.stat-icon {
    font-size: 3rem;
    color: var(--secondary-color);
    margin-bottom: 1rem;
}

.stat-number {
    font-size: 3rem;
    font-weight: 700;
    color: var(--white-color);
    margin-bottom: 0.5rem;
}

.stat-label {
    color: var(--gray-light);
    font-size: 1rem;
}

/* Team Section */
.team-section {
    padding: var(--section-padding);
    background: var(--white-color);
}

.team-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 3rem;
}

.team-member {
    text-align: center;
    background: var(--light-color);
    border-radius: var(--border-radius-lg);
    padding: 2rem;
    transition: var(--transition-normal);
}

.team-member:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-xl);
}

.member-image {
    width: 200px;
    height: 200px;
    margin: 0 auto 1.5rem;
    border-radius: 50%;
    overflow: hidden;
    border: 5px solid var(--white-color);
    box-shadow: var(--shadow-md);
}

.member-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.member-info h3 {
    color: var(--dark-color);
    margin-bottom: 0.5rem;
}

.member-position {
    color: var(--primary-color);
    font-weight: 600;
    margin-bottom: 1rem;
}

.member-description {
    color: var(--gray-color);
    line-height: 1.6;
    margin: 0;
}

/* Certifications */
.certifications {
    padding: var(--section-padding);
    background: var(--light-color);
}

.certifications-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.certification-item {
    text-align: center;
    background: var(--white-color);
    padding: 2rem;
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-sm);
    transition: var(--transition-normal);
}

.certification-item:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
}

.cert-icon {
    font-size: 3rem;
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.certification-item h4 {
    color: var(--dark-color);
    margin-bottom: 0.5rem;
}

.certification-item p {
    color: var(--gray-color);
    margin: 0;
}

/* News Page Styles */
.news-filter {
    padding: 30px 0;
    background: var(--white-color);
    border-bottom: 1px solid rgba(0,0,0,0.1);
}

.news-categories {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.news-category-btn {
    padding: 0.75rem 1.5rem;
    background: transparent;
    border: 2px solid var(--gray-light);
    border-radius: var(--border-radius-lg);
    color: var(--gray-color);
    cursor: pointer;
    transition: var(--transition-normal);
    font-weight: 500;
}

.news-category-btn:hover,
.news-category-btn.active {
    background: var(--primary-color);
    border-color: var(--primary-color);
    color: var(--white-color);
    transform: translateY(-2px);
}

.news-content {
    padding: 40px 0 80px;
    background: var(--light-color);
}

.news-layout {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 40px;
}

.featured-news {
    background: var(--white-color);
    border-radius: var(--border-radius-lg);
    padding: 30px;
    height: fit-content;
    box-shadow: var(--shadow-sm);
}

.featured-news h2 {
    color: var(--dark-color);
    margin-bottom: 20px;
    font-size: 1.5rem;
}

.featured-news-item {
    border-radius: var(--border-radius);
    overflow: hidden;
    transition: var(--transition-normal);
}

.featured-news-image {
    position: relative;
    height: 200px;
    overflow: hidden;
    margin-bottom: 20px;
}

.featured-news-image img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    object-position: center;
}

.news-category-tag {
    position: absolute;
    top: 15px;
    left: 15px;
    background: var(--primary-color);
    color: var(--white-color);
    padding: 0.25rem 0.75rem;
    border-radius: var(--border-radius);
    font-size: 0.8rem;
    font-weight: 500;
}

.featured-news-content h3 {
    color: var(--dark-color);
    margin-bottom: 10px;
    font-size: 1.2rem;
}

.news-meta {
    display: flex;
    gap: 1rem;
    margin-bottom: 15px;
    font-size: 0.9rem;
    color: var(--gray-color);
}

.news-views {
    display: flex;
    align-items: center;
    gap: 0.25rem;
}

.news-excerpt {
    color: var(--gray-color);
    line-height: 1.6;
    margin-bottom: 20px;
}

.news-main {
    background: var(--white-color);
    border-radius: var(--border-radius-lg);
    padding: 30px;
    box-shadow: var(--shadow-sm);
}

.news-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 30px;
    padding-bottom: 20px;
    border-bottom: 1px solid var(--gray-light);
}

.news-header h2 {
    color: var(--dark-color);
    margin: 0;
    font-size: 1.5rem;
}

.newsletter-section {
    padding: 60px 0;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    color: var(--white-color);
}

.newsletter-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    align-items: center;
}

.newsletter-text h3 {
    font-size: 2rem;
    margin-bottom: 1rem;
    color: var(--white-color);
}

.newsletter-text p {
    font-size: 1.1rem;
    color: rgba(255,255,255,0.9);
    margin: 0;
}

.newsletter-form .form-group {
    display: flex;
    gap: 1rem;
}

.newsletter-form input {
    flex: 1;
    padding: 1rem;
    border: none;
    border-radius: var(--border-radius);
    font-size: 1rem;
}

.newsletter-form .btn {
    padding: 1rem 2rem;
    white-space: nowrap;
}

/* Contact Page Styles */
.contact-info-section {
    padding: var(--section-padding);
    background: var(--white-color);
}

.contact-info-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
}

.contact-info-item {
    display: flex;
    align-items: flex-start;
    gap: 1.5rem;
    padding: 2rem;
    background: var(--light-color);
    border-radius: var(--border-radius-lg);
    transition: var(--transition-normal);
}

.contact-info-item:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
}

.contact-info-item .contact-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white-color);
    font-size: 1.5rem;
    flex-shrink: 0;
}

.contact-info-item .contact-details h3 {
    color: var(--dark-color);
    margin-bottom: 0.5rem;
    font-size: 1.2rem;
}

.contact-info-item .contact-details p {
    color: var(--gray-color);
    margin-bottom: 0.5rem;
    font-size: 1rem;
}

.contact-info-item .contact-details small {
    color: var(--gray-light);
    font-size: 0.9rem;
}

.contact-main {
    padding: var(--section-padding);
    background: var(--light-color);
}

.contact-main-content {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 4rem;
}

.contact-form-section {
    background: var(--white-color);
    padding: 3rem;
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-md);
}

.contact-form-section h2 {
    color: var(--dark-color);
    margin-bottom: 1rem;
    font-size: 2rem;
}

.contact-form-section p {
    color: var(--gray-color);
    margin-bottom: 2rem;
    font-size: 1.1rem;
}

.contact-form .form-group label {
    display: block;
    margin-bottom: 0.5rem;
    color: var(--dark-color);
    font-weight: 500;
}

.contact-form .form-group input,
.contact-form .form-group select,
.contact-form .form-group textarea {
    width: 100%;
    padding: 0.75rem 1rem;
    border: 2px solid var(--gray-light);
    border-radius: var(--border-radius);
    font-size: 1rem;
    transition: var(--transition-fast);
    background: var(--white-color);
}

.contact-form .form-group input:focus,
.contact-form .form-group select:focus,
.contact-form .form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

.checkbox-group {
    margin: 30px 0;
    padding: 20px;
    background: #f8fafc;
    border-radius: 12px;
    border: 1px solid #e2e8f0;
}

.checkbox-label {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    cursor: pointer;
    font-size: 0.95rem;
    color: #4a5568;
    line-height: 1.5;
    transition: color 0.3s ease;
}

.checkbox-label:hover {
    color: #2d3748;
}

.checkbox-label input[type="checkbox"] {
    position: absolute;
    opacity: 0;
    cursor: pointer;
    height: 0;
    width: 0;
}

.checkmark {
    width: 22px;
    height: 22px;
    border: 2px solid #cbd5e0;
    border-radius: 6px;
    position: relative;
    transition: all 0.3s ease;
    flex-shrink: 0;
    background: white;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.05);
}

.checkmark:hover {
    border-color: #667eea;
    box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.1);
}

.checkbox-label input[type="checkbox"]:checked + .checkmark {
    background: #667eea;
    border-color: #667eea;
    box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.2);
}

.checkbox-label input[type="checkbox"]:checked + .checkmark::after {
    content: '✓';
    position: absolute;
    left: 50%;
    top: 50%;
    transform: translate(-50%, -50%);
    color: var(--white-color);
    font-size: 14px;
    font-weight: bold;
    line-height: 1;
}

.btn-large {
    padding: 1rem 2rem;
    font-size: 1.1rem;
    width: 100%;
}

.contact-map-section {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.map-container,
.office-hours,
.social-contact {
    background: var(--white-color);
    padding: 2rem;
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-sm);
}

.map-container h3,
.office-hours h3,
.social-contact h3 {
    color: var(--dark-color);
    margin-bottom: 1.5rem;
    font-size: 1.2rem;
}

.map-placeholder {
    border-radius: var(--border-radius);
    overflow: hidden;
}

.hours-list {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.hours-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.5rem 0;
    border-bottom: 1px solid var(--light-color);
}

.hours-item:last-child {
    border-bottom: none;
}

.social-contact .social-links {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.social-contact .social-link {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 0.75rem;
    background: var(--light-color);
    border-radius: var(--border-radius);
    color: var(--dark-color);
    transition: var(--transition-fast);
}

.social-contact .social-link:hover {
    background: #667eea;
    color: white;
    transform: translateX(5px);
}

.contact-faq {
    padding: var(--section-padding);
    background: var(--white-color);
}

.faq-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.contact-faq .faq-item {
    background: var(--light-color);
    padding: 2rem;
    border-radius: var(--border-radius-lg);
    transition: var(--transition-normal);
}

.contact-faq .faq-item:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
}

.contact-faq .faq-item h4 {
    color: var(--dark-color);
    margin-bottom: 1rem;
    font-size: 1.1rem;
}

.contact-faq .faq-item p {
    color: var(--gray-color);
    line-height: 1.6;
    margin: 0;
}

/* Products Page Additional Styles */
.page-header {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
    padding: 120px 0 80px;
    text-align: center;
}

.page-header h1 {
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: 1rem;
}

.page-header p {
    font-size: 1.2rem;
    margin-bottom: 2rem;
    opacity: 0.9;
}

/* Product Filter Section */
.product-filter {
    background: white;
    padding: 2rem 0;
    border-bottom: 1px solid #eee;
    
    
    z-index: 100;
}

.filter-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 2rem;
}

.filter-left {
    flex: 1;
}

.search-box {
    position: relative;
    max-width: 400px;
}

.search-box input {
    width: 100%;
    padding: 0.75rem 3rem 0.75rem 1rem;
    border: 2px solid #e5e7eb;
    border-radius: 50px;
    font-size: 0.9rem;
    transition: border-color 0.3s;
}

.search-box input:focus {
    outline: none;
    border-color: var(--primary-color);
}

.search-btn {
    position: absolute;
    right: 0.5rem;
    top: 50%;
    transform: translateY(-50%);
    background: var(--primary-color);
    color: white;
    border: none;
    border-radius: 50%;
    width: 2.5rem;
    height: 2.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: background-color 0.3s;
}

.search-btn:hover {
    background: var(--primary-dark);
}

.filter-right {
    display: flex;
    align-items: center;
    gap: 1.5rem;
}

.filter-group {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.filter-group label {
    font-weight: 500;
    color: #374151;
}

.filter-group select {
    padding: 0.5rem 1rem;
    border: 1px solid #d1d5db;
    border-radius: 8px;
    background: white;
    cursor: pointer;
}

.view-toggle {
    display: flex;
    border: 1px solid #d1d5db;
    border-radius: 8px;
    overflow: hidden;
}

.view-btn {
    padding: 0.5rem 1rem;
    background: white;
    border: none;
    cursor: pointer;
    transition: all 0.3s;
}

.view-btn.active {
    background: var(--primary-color);
    color: white;
}

/* Products Section */
.products-section {
    padding: 3rem 0;
}

.products-layout {
    display: grid;
    grid-template-columns: 280px 1fr;
    gap: 3rem;
}

/* Sidebar */
.products-sidebar {
    background: white;
    border-radius: 12px;
    padding: 2rem;
    height: fit-content;
    
    top: 160px;
    box-shadow: var(--shadow-sm);
}

.sidebar-section {
    margin-bottom: 2.5rem;
}

.sidebar-section:last-child {
    margin-bottom: 0;
}

.sidebar-section h3 {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: #1f2937;
}

.category-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.category-list li {
    margin-bottom: 0.5rem;
}

.category-link {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0.75rem 1rem;
    color: #6b7280;
    text-decoration: none;
    border-radius: 8px;
    transition: all 0.3s;
}

.category-link:hover,
.category-link.active {
    background: var(--primary-color);
    color: white;
}

.category-link .count {
    background: #f3f4f6;
    color: #6b7280;
    padding: 0.25rem 0.5rem;
    border-radius: 12px;
    font-size: 0.8rem;
    font-weight: 500;
}

.category-link.active .count {
    background: rgba(255, 255, 255, 0.2);
    color: white;
}

.feature-filters {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.filter-checkbox {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    cursor: pointer;
    position: relative;
}

.filter-checkbox input {
    position: absolute;
    opacity: 0;
    cursor: pointer;
}

.checkmark {
    width: 18px;
    height: 18px;
    border: 2px solid #d1d5db;
    border-radius: 4px;
    position: relative;
    transition: all 0.3s;
}

.filter-checkbox input:checked + .checkmark {
    background: var(--primary-color);
    border-color: var(--primary-color);
}

.filter-checkbox input:checked + .checkmark::after {
    content: '✓';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    color: var(--white-color);
    font-size: 12px;
    font-weight: bold;
}

.featured-products {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.featured-product-item {
    display: flex;
    gap: 0.75rem;
    padding: 0.75rem;
    border-radius: 8px;
    cursor: pointer;
    transition: background-color 0.3s;
}

.featured-product-item:hover {
    background: #f9fafb;
}

.featured-product-image {
    width: 60px;
    height: 60px;
    border-radius: 8px;
    overflow: hidden;
}

.featured-product-image img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    object-position: center;
}

.featured-product-info h5 {
    font-size: 0.9rem;
    font-weight: 600;
    margin-bottom: 0.25rem;
    color: #1f2937;
}

.featured-product-info p {
    font-size: 0.8rem;
    color: #6b7280;
    margin: 0;
}

/* Products Main */
.products-main {
    background: white;
    border-radius: 12px;
    padding: 2rem;
    box-shadow: var(--shadow-sm);
}

.products-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 2rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid #e5e7eb;
}

.results-info {
    font-weight: 500;
    color: #374151;
}

/* Products Grid */
.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 2rem;
    margin-bottom: 3rem;
}

.product-card {
    background: white;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: all 0.3s;
    border: 1px solid #f3f4f6;
}

.product-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.product-card .product-image {
    position: relative;
    height: 320px;
    overflow: hidden;
}

.product-card .product-image img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    object-position: center;
    transition: transform 0.3s;
}

.product-card:hover .product-image img {
    transform: scale(1.05);
}

.product-badge {
    position: absolute;
    top: 1rem;
    right: 1rem;
    background: var(--secondary-color);
    color: white;
    padding: 0.25rem 0.75rem;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 500;
}

.product-info {
    padding: 1.5rem;
}

.product-category {
    color: #7c3aed;
    font-size: 0.85rem;
    font-weight: 700;
    margin-bottom: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    position: relative;
    display: inline-block;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.1);
    background: rgba(255, 255, 255, 0.95);
    padding: 0.25rem 0.6rem;
    border-radius: 12px;
    border: 1px solid rgba(124, 58, 237, 0.2);
    /* 🔧 防止长文本影响布局 */
    flex-shrink: 0;
}

.product-name {
    font-size: 1.2rem;
    font-weight: 600;
    margin-bottom: 0.75rem;
    color: #1f2937;
}

.product-description {
    color: #6b7280;
    font-size: 0.9rem;
    line-height: 1.5;
    margin-bottom: 1rem;
}

.product-features {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-bottom: 1.5rem;
}

.feature-tag {
    background: linear-gradient(135deg, 
        rgba(124, 58, 237, 0.12) 0%, 
        rgba(99, 102, 241, 0.1) 100%);
    color: #5b21b6;
    padding: 0.4rem 0.8rem;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 700;
    border: 1px solid rgba(124, 58, 237, 0.2);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
    text-shadow: 0 1px 2px rgba(255, 255, 255, 0.8);
    box-shadow: 0 2px 4px rgba(124, 58, 237, 0.1);
    /* 🔧 防止标签文本换行，保持卡片一致性 */
    white-space: nowrap;
}

.product-actions {
    display: flex;
    gap: 0.75rem;
}

/* Products List View */
.products-list {
    display: flex;
    flex-direction: column;
    gap: 2rem;
    margin-bottom: 3rem;
}

.product-list-item {
    display: grid;
    grid-template-columns: 200px 1fr;
    gap: 2rem;
    background: white;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    border: 1px solid #f3f4f6;
    transition: all 0.3s;
}

.product-list-item:hover {
    box-shadow: var(--shadow-lg);
}

.product-list-item .product-image {
    height: 200px;
    overflow: hidden;
}

.product-list-item .product-image img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    object-position: center;
}

.product-list-item .product-info {
    padding: 1.5rem;
}

.product-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 1rem;
}

.product-specs {
    margin: 1.5rem 0;
}

.product-specs h5 {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 0.75rem;
    color: #1f2937;
}

.product-specs ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.product-specs li {
    padding: 0.5rem 0;
    border-bottom: 1px solid #f3f4f6;
    font-size: 0.9rem;
    color: #6b7280;
}

.product-specs li:last-child {
    border-bottom: none;
}

/* No Products */
.no-products {
    text-align: center;
    padding: 4rem 2rem;
    color: #6b7280;
}

.no-products i {
    margin-bottom: 1.5rem;
    color: #d1d5db;
}

.no-products h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: #374151;
}

/* Pagination */
.pagination {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    margin-top: 2rem;
}

.pagination button {
    padding: 0.5rem 1rem;
    border: 1px solid #d1d5db;
    background: white;
    color: #374151;
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.3s;
}

.pagination button:hover:not(:disabled) {
    background: var(--primary-color);
    color: white;
    border-color: var(--primary-color);
}

.pagination button.active {
    background: var(--primary-color);
    color: white;
    border-color: var(--primary-color);
}

.pagination button:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.pagination span {
    padding: 0.5rem;
    color: #6b7280;
}

/* FAQ Page Styles */
.faq-page {
    padding-top: 72px;
    background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
    min-height: 100vh;
}

.faq-page .page-header {
    margin-top: -72px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
    padding: 8rem 0 4rem;
    margin-bottom: 3rem;
    position: relative;
    overflow: hidden;
}

.faq-page .page-header::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="faq-pattern" width="20" height="20" patternUnits="userSpaceOnUse"><circle cx="10" cy="10" r="1" fill="%23ffffff" opacity="0.1"/></pattern></defs><rect width="100" height="100" fill="url(%23faq-pattern)"/></svg>');
    opacity: 0.3;
    animation: floatPattern 20s linear infinite;
}

@keyframes floatPattern {
    0% { transform: translateY(0px); }
    50% { transform: translateY(-10px); }
    100% { transform: translateY(0px); }
}

.faq-page .page-header::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(180deg, 
        rgba(0,0,0,0.2) 0%,
        rgba(0,0,0,0.05) 50%,
        rgba(0,0,0,0.15) 100%
    );
}

.faq-page .page-header .container {
    position: relative;
    z-index: 1;
}

.faq-page .page-header h1 {
    font-size: 3.5rem;
    font-weight: 800;
    margin: 0 0 1rem 0;
    text-shadow: 0 4px 8px rgba(0,0,0,0.3);
    position: relative;
    display: inline-block;
    background: linear-gradient(45deg, #ffffff, #f0f9ff);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.faq-page .page-header h1::after {
    content: '';
    position: absolute;
    left: 0;
    bottom: -15px;
    width: 80%;
    height: 6px;
    background: linear-gradient(90deg, rgba(255,255,255,0.8), rgba(255,255,255,0.3));
    border-radius: 3px;
    transform-origin: left;
    animation: expandLine 1s ease-out forwards;
}

@keyframes expandLine {
    from {
        transform: scaleX(0);
        opacity: 0;
    }
    to {
        transform: scaleX(1);
        opacity: 1;
    }
}

.faq-page .page-header p {
    font-size: 1.3rem;
    opacity: 0.95;
    margin: 0;
    text-shadow: 0 2px 4px rgba(0,0,0,0.2);
    animation: fadeInUp 0.8s ease-out 0.3s both;
}

.faq-page .content-wrapper {
    display: grid;
    grid-template-columns: 320px 1fr;
    gap: 3rem;
    margin-bottom: 4rem;
    animation: fadeInUp 0.8s ease-out 0.5s both;
}

.faq-page .category-nav {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-radius: 24px;
    padding: 2.5rem;
    box-shadow: 0 20px 40px rgba(0,0,0,0.08);
    height: fit-content;
    
    top: 100px;
    border: 1px solid rgba(255, 255, 255, 0.8);
}

.faq-page .category-nav h2 {
    font-size: 1.6rem;
    font-weight: 700;
    color: #1e293b;
    margin-bottom: 2rem;
    text-align: center;
    position: relative;
}

.faq-page .category-nav h2::after {
    content: '';
    position: absolute;
    bottom: -8px;
    left: 50%;
    transform: translateX(-50%);
    width: 40px;
    height: 3px;
    background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
    border-radius: 2px;
}

.faq-page .category-list {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.faq-page .category-btn {
    padding: 1.2rem 1.5rem;
    border: none;
    background: linear-gradient(135deg, #f8fafc, #f1f5f9);
    border-radius: 16px;
    color: #64748b;
    font-size: 1rem;
    font-weight: 500;
    text-align: left;
    cursor: pointer;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    position: relative;
    border: 2px solid transparent;
}

.faq-page .category-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(37, 99, 235, 0.1), transparent);
    transition: left 0.5s ease;
}

.faq-page .category-btn:hover::before {
    left: 100%;
}

.faq-page .category-btn:hover {
    background: linear-gradient(135deg, #e2e8f0, #cbd5e1);
    color: #475569;
    transform: translateX(8px) scale(1.02);
    border-color: rgba(37, 99, 235, 0.2);
    box-shadow: 0 8px 20px rgba(0,0,0,0.1);
}

.faq-page .category-btn.active {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    color: white;
    transform: translateX(8px) scale(1.02);
    border-color: var(--primary-color);
    box-shadow: 0 12px 24px rgba(37, 99, 235, 0.3);
}

.faq-page .faq-list {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-radius: 24px;
    padding: 2.5rem;
    box-shadow: 0 20px 40px rgba(0,0,0,0.08);
    border: 1px solid rgba(255, 255, 255, 0.8);
}

.faq-page .search-box {
    position: relative;
    margin-bottom: 2.5rem;
}

.faq-page .search-box i {
    position: absolute;
    left: 1.5rem;
    top: 50%;
    transform: translateY(-50%);
    color: #94a3b8;
    font-size: 1.1rem;
}

.faq-page .search-box input {
    width: 100%;
    padding: 1.2rem 1.5rem 1.2rem 3.5rem;
    border: 2px solid #e2e8f0;
    border-radius: 20px;
    font-size: 1rem;
    transition: all 0.3s ease;
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(5px);
}

.faq-page .search-box input:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 4px rgba(37, 99, 235, 0.1);
    background: rgba(255, 255, 255, 1);
    transform: translateY(-2px);
}

.faq-page .faq-item {
    border: 2px solid #f1f5f9;
    border-radius: 20px;
    margin-bottom: 1.5rem;
    overflow: hidden;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(5px);
}

.faq-page .faq-item:hover {
    box-shadow: 0 12px 28px rgba(0,0,0,0.12);
    transform: translateY(-4px);
    border-color: rgba(37, 99, 235, 0.2);
}

.faq-page .faq-item.active {
    border-color: var(--primary-color);
    box-shadow: 0 16px 32px rgba(37, 99, 235, 0.15);
    transform: translateY(-2px);
}

.faq-page .faq-question {
    padding: 2rem;
    background: linear-gradient(135deg, #ffffff, #f8fafc);
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: all 0.3s ease;
    position: relative;
}

.faq-page .faq-question::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    width: 4px;
    height: 100%;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    transform: scaleY(0);
    transition: transform 0.3s ease;
    border-radius: 0 2px 2px 0;
}

.faq-page .faq-item.active .faq-question::before {
    transform: scaleY(1);
}

.faq-page .faq-question:hover {
    background: linear-gradient(135deg, #f8fafc, #f1f5f9);
}

.faq-page .faq-question h3 {
    margin: 0;
    font-size: 1.15rem;
    font-weight: 600;
    color: #1e293b;
    flex: 1;
    line-height: 1.4;
    padding-right: 1rem;
}

.faq-page .faq-question i {
    color: #64748b;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    font-size: 1.2rem;
    width: 24px;
    height: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(37, 99, 235, 0.1);
    border-radius: 50%;
}

.faq-page .faq-item.active .faq-question i {
    transform: rotate(180deg);
    background: var(--primary-color);
    color: white;
}

.faq-page .faq-answer {
    padding: 0 2rem;
    max-height: 0;
    overflow: hidden;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    background: linear-gradient(135deg, #ffffff, #fefefe);
}

.faq-page .faq-item.active .faq-answer {
    padding: 2rem;
    max-height: 600px;
}

.faq-page .faq-answer p {
    margin: 0;
    color: #475569;
    line-height: 1.7;
    font-size: 1rem;
    animation: fadeInContent 0.5s ease-out;
}

@keyframes fadeInContent {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.faq-page .pagination-container {
    margin-top: 3rem;
    display: flex;
    justify-content: center;
}

.faq-page .pagination {
    display: flex;
    gap: 0.8rem;
    align-items: center;
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(10px);
    padding: 1rem 1.5rem;
    border-radius: 20px;
    box-shadow: 0 8px 20px rgba(0,0,0,0.08);
}

.faq-page .page-btn {
    padding: 0.8rem 1.4rem;
    border: 2px solid #e2e8f0;
    background: rgba(255, 255, 255, 0.9);
    color: #64748b;
    border-radius: 12px;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    font-size: 0.95rem;
    font-weight: 500;
    backdrop-filter: blur(5px);
}

.faq-page .page-btn:hover {
    background: rgba(248, 250, 252, 1);
    border-color: #cbd5e1;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0,0,0,0.1);
}

.faq-page .page-btn.active {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    color: white;
    border-color: var(--primary-color);
    transform: translateY(-2px);
    box-shadow: 0 8px 16px rgba(37, 99, 235, 0.3);
}

.faq-page .no-results {
    text-align: center;
    padding: 5rem 2rem;
    color: #94a3b8;
    background: rgba(255, 255, 255, 0.5);
    border-radius: 20px;
    backdrop-filter: blur(5px);
}

.faq-page .no-results i {
    font-size: 4rem;
    margin-bottom: 1.5rem;
    opacity: 0.6;
    color: #cbd5e1;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 0.6; }
    50% { opacity: 0.3; }
}

.faq-page .no-results h3 {
    font-size: 1.6rem;
    margin-bottom: 0.8rem;
    color: #475569;
    font-weight: 600;
}

.faq-page .no-results p {
    font-size: 1.1rem;
    margin: 0;
    color: #64748b;
}

/* 响应式设?*/
@media (max-width: 1024px) {
    .faq-page .content-wrapper {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .faq-page .category-nav {
        position: static;
        border-radius: 20px;
        padding: 2rem;
    }
    
    .faq-page .category-list {
        flex-direction: row;
        flex-wrap: wrap;
        gap: 0.8rem;
    }
    
    .faq-page .category-btn {
        flex: 1;
        min-width: 140px;
        text-align: center;
        border-radius: 12px;
        padding: 1rem;
    }
}

@media (max-width: 768px) {
    .faq-page .page-header {
        padding: 6rem 0 3rem;
    }
    
    .faq-page .page-header h1 {
        font-size: 2.5rem;
    }
    
    .faq-page .page-header p {
        font-size: 1.1rem;
    }
    
    .faq-page .category-nav,
    .faq-page .faq-list {
        padding: 1.5rem;
        border-radius: 16px;
    }
    
    .faq-page .faq-question {
        padding: 1.5rem;
    }
    
    .faq-page .faq-item.active .faq-answer {
        padding: 1.5rem;
    }
    
    .faq-page .search-box input {
        padding: 1rem 1rem 1rem 3rem;
        border-radius: 16px;
    }
    
    .faq-page .category-btn {
        min-width: 120px;
        font-size: 0.9rem;
    }
}

@keyframes slide {
    from {
        background-position: 0 0;
    }
    to {
        background-position: 100% 100%;
    }
}

@keyframes expand {
    from {
        transform: scaleX(0);
    }
    to {
        transform: scaleX(1);
    }
}

/* Service Policy Page Styles */
.service-policy-page {
    padding-top: 72px;
    background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
    min-height: 100vh;
}

.service-policy-page .page-header {
    margin-top: -72px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
    padding: 8rem 0 4rem;
    margin-bottom: 3rem;
    position: relative;
    overflow: hidden;
}

.service-policy-page .page-header::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="service-pattern" width="30" height="30" patternUnits="userSpaceOnUse"><circle cx="15" cy="15" r="2" fill="%23ffffff" opacity="0.1"/><circle cx="5" cy="25" r="1" fill="%23ffffff" opacity="0.1"/><circle cx="25" cy="5" r="1.5" fill="%23ffffff" opacity="0.1"/></pattern></defs><rect width="100" height="100" fill="url(%23service-pattern)"/></svg>');
    opacity: 0.4;
    animation: floatServicePattern 25s linear infinite;
}

@keyframes floatServicePattern {
    0% { transform: translateX(0) translateY(0); }
    25% { transform: translateX(-10px) translateY(-5px); }
    50% { transform: translateX(5px) translateY(-10px); }
    75% { transform: translateX(-5px) translateY(-15px); }
    100% { transform: translateX(0) translateY(0); }
}

.service-policy-page .page-header::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(180deg, 
        rgba(0,0,0,0.15) 0%,
        rgba(0,0,0,0.05) 50%,
        rgba(0,0,0,0.1) 100%
    );
}

.service-policy-page .page-header .container {
    position: relative;
    z-index: 1;
}

.service-policy-page .page-header h1 {
    font-size: 3.5rem;
    font-weight: 800;
    margin: 0 0 1rem 0;
    text-shadow: 0 4px 8px rgba(0,0,0,0.3);
    position: relative;
    display: inline-block;
    background: linear-gradient(45deg, #ffffff, #f0f9ff);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.service-policy-page .page-header h1::after {
    content: '';
    position: absolute;
    left: 0;
    bottom: -15px;
    width: 80%;
    height: 6px;
    background: linear-gradient(90deg, rgba(255,255,255,0.8), rgba(255,255,255,0.3));
    border-radius: 3px;
    transform-origin: left;
    animation: expandServiceLine 1s ease-out forwards;
}

@keyframes expandServiceLine {
    from {
        transform: scaleX(0);
        opacity: 0;
    }
    to {
        transform: scaleX(1);
        opacity: 1;
    }
}

.service-policy-page .page-header p {
    font-size: 1.3rem;
    opacity: 0.95;
    margin: 0;
    text-shadow: 0 2px 4px rgba(0,0,0,0.2);
    animation: fadeInUp 0.8s ease-out 0.3s both;
}

.service-policy-page .content-wrapper {
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    gap: 3rem;
    margin-bottom: 4rem;
    animation: fadeInUp 0.8s ease-out 0.5s both;
}

.service-policy-page .service-policy {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-radius: 24px;
    padding: 3rem;
    box-shadow: 0 20px 40px rgba(0,0,0,0.08);
    border: 1px solid rgba(255, 255, 255, 0.8);
    height: fit-content;
}

.service-policy-page .service-policy h2 {
    font-size: 2rem;
    font-weight: 700;
    color: #1e293b;
    margin-bottom: 2.5rem;
    text-align: center;
    position: relative;
}

.service-policy-page .service-policy h2::after {
    content: '';
    position: absolute;
    bottom: -8px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
    border-radius: 2px;
}

.service-policy-page .policy-note {
    background: linear-gradient(135deg, #f1f5f9, #e2e8f0);
    border-radius: 20px;
    padding: 2rem;
    margin-bottom: 2.5rem;
    display: flex;
    align-items: flex-start;
    gap: 1.5rem;
    border: 2px solid rgba(37, 99, 235, 0.1);
    position: relative;
    overflow: hidden;
}

.service-policy-page .policy-note::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 4px;
    height: 100%;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    border-radius: 0 2px 2px 0;
}

.service-policy-page .policy-note i {
    color: var(--primary-color);
    font-size: 1.5rem;
    margin-top: 0.2rem;
    animation: pulse 2s infinite;
}

.service-policy-page .policy-note .note-content p {
    margin: 0 0 1rem 0;
    color: #475569;
    line-height: 1.6;
}

.service-policy-page .policy-note .contact-email {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 600;
    padding: 0.8rem 1.5rem;
    background: rgba(37, 99, 235, 0.1);
    border-radius: 12px;
    transition: all 0.3s ease;
}

.service-policy-page .policy-note .contact-email:hover {
    background: var(--primary-color);
    color: white;
    transform: translateY(-2px);
    box-shadow: 0 8px 16px rgba(37, 99, 235, 0.3);
}

.service-policy-page .policy-section {
    margin-bottom: 2.5rem;
    display: flex;
    gap: 1.5rem;
    padding: 2rem;
    background: rgba(255, 255, 255, 0.7);
    border-radius: 20px;
    transition: all 0.3s ease;
    border: 2px solid transparent;
}

.service-policy-page .policy-section:hover {
    background: rgba(255, 255, 255, 0.9);
    transform: translateY(-4px);
    box-shadow: 0 12px 24px rgba(0,0,0,0.1);
    border-color: rgba(37, 99, 235, 0.1);
}

.service-policy-page .policy-section .section-icon {
    width: 60px;
    height: 60px;
    border-radius: 16px;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.5rem;
    box-shadow: 0 8px 16px rgba(37, 99, 235, 0.3);
    flex-shrink: 0;
}

.service-policy-page .policy-section .section-content {
    flex: 1;
}

.service-policy-page .policy-section h3 {
    font-size: 1.4rem;
    font-weight: 600;
    color: #1e293b;
    margin-bottom: 1rem;
    margin-top: 0;
}

.service-policy-page .policy-section p {
    color: #64748b;
    line-height: 1.7;
    margin-bottom: 1rem;
    font-size: 1rem;
}

.service-policy-page .policy-section p.note {
    font-style: italic;
    color: #94a3b8;
    font-size: 0.95rem;
    margin-bottom: 0;
    padding-top: 1rem;
    border-top: 1px solid #e2e8f0;
}

.service-policy-page .policy-section ol {
    padding-left: 1.5rem;
    margin: 0;
}

.service-policy-page .policy-section li {
    color: #64748b;
    line-height: 1.7;
    margin-bottom: 0.8rem;
    font-size: 1rem;
    position: relative;
}

.service-policy-page .policy-section li::marker {
    color: var(--primary-color);
    font-weight: 600;
}

.service-policy-page .contact-form {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-radius: 24px;
    padding: 3rem;
    box-shadow: 0 20px 40px rgba(0,0,0,0.08);
    border: 1px solid rgba(255, 255, 255, 0.8);
    height: fit-content;
    
    top: 100px;
}

.service-policy-page .contact-form h2 {
    font-size: 1.8rem;
    font-weight: 700;
    color: #1e293b;
    margin-bottom: 1rem;
    text-align: center;
}

.service-policy-page .contact-form .form-subtitle {
    text-align: center;
    color: #64748b;
    margin-bottom: 2.5rem;
    font-size: 1rem;
}

.service-policy-page .service-form .form-group {
    margin-bottom: 2rem;
}

.service-policy-page .service-form .form-group:last-child {
    margin-bottom: 0;
}

.service-policy-page .service-form label {
    display: block;
    font-weight: 600;
    color: #374151;
    margin-bottom: 0.8rem;
    font-size: 1rem;
}

.service-policy-page .service-form input,
.service-policy-page .service-form select,
.service-policy-page .service-form textarea {
    width: 100%;
    padding: 1.2rem 1.5rem;
    border: 2px solid #e5e7eb;
    border-radius: 16px;
    font-size: 1rem;
    transition: all 0.3s ease;
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(5px);
    color: #374151;
}

.service-policy-page .service-form input:focus,
.service-policy-page .service-form select:focus,
.service-policy-page .service-form textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 4px rgba(37, 99, 235, 0.1);
    background: rgba(255, 255, 255, 1);
    transform: translateY(-2px);
}

.service-policy-page .service-form input[type="file"] {
    padding: 1rem;
    border: 2px dashed #d1d5db;
    background: rgba(249, 250, 251, 0.8);
    cursor: pointer;
}

.service-policy-page .service-form .upload-tip {
    font-size: 0.9rem;
    color: #9ca3af;
    margin-top: 0.5rem;
    text-align: center;
}

.service-policy-page .service-form .form-actions {
    margin-top: 2.5rem;
}

.service-policy-page .service-form .btn {
    width: 100%;
    padding: 1.2rem 2rem;
    font-size: 1.1rem;
    font-weight: 600;
    border-radius: 16px;
    border: none;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    color: white;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.8rem;
    position: relative;
    overflow: hidden;
}

.service-policy-page .service-form .btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
    transition: left 0.5s ease;
}

.service-policy-page .service-form .btn:hover::before {
    left: 100%;
}

.service-policy-page .service-form .btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 12px 24px rgba(37, 99, 235, 0.4);
}

.service-policy-page .service-form .btn:active {
    transform: translateY(-1px);
    box-shadow: 0 6px 12px rgba(37, 99, 235, 0.3);
}

.service-policy-page .service-form .btn i {
    font-size: 1.1rem;
}

/* Success Message */
.success-message {
    background: linear-gradient(135deg, #dcfce7, #bbf7d0);
    border: 2px solid #22c55e;
    border-radius: 16px;
    padding: 1.5rem;
    margin-bottom: 2rem;
    color: #15803d;
    display: none;
    align-items: center;
    gap: 1rem;
    animation: slideInDown 0.5s ease-out;
}

.success-message.show {
    display: flex;
}

.success-message i {
    font-size: 1.5rem;
    color: #22c55e;
}

/* 响应式设?*/
@media (max-width: 1024px) {
    .service-policy-page .content-wrapper {
        grid-template-columns: 1fr;
        gap: 2.5rem;
    }
    
    .service-policy-page .contact-form {
        position: static;
    }
    
    .service-policy-page .service-policy,
    .service-policy-page .contact-form {
        padding: 2.5rem;
    }
}

@media (max-width: 768px) {
    .service-policy-page .page-header {
        padding: 6rem 0 3rem;
    }
    
    .service-policy-page .page-header h1 {
        font-size: 2.5rem;
    }
    
    .service-policy-page .page-header p {
        font-size: 1.1rem;
    }
    
    .service-policy-page .service-policy,
    .service-policy-page .contact-form {
        padding: 2rem;
        border-radius: 20px;
    }
    
    .service-policy-page .policy-section {
        flex-direction: column;
        gap: 1rem;
        padding: 1.5rem;
    }
    
    .service-policy-page .policy-section .section-icon {
        width: 50px;
        height: 50px;
        font-size: 1.3rem;
        align-self: flex-start;
    }
    
    .service-policy-page .policy-note {
        flex-direction: column;
        gap: 1rem;
        padding: 1.5rem;
    }
    
    .service-policy-page .policy-note i {
        align-self: flex-start;
    }
    
    .service-policy-page .service-form input,
    .service-policy-page .service-form select,
    .service-policy-page .service-form textarea {
        padding: 1rem 1.2rem;
        border-radius: 12px;
    }
} 

/* ID Query Page Styles - Using FAQ Page Layout */
.faq-page .intro-content {
    text-align: left;
    margin-top: 1rem;
}

.faq-page .intro-tips {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    margin-top: 1.5rem;
}

.faq-page .tip-item {
    display: flex;
    align-items: center;
    padding: 1rem;
    background: rgba(102, 126, 234, 0.1);
    border-radius: 12px;
    border-left: 4px solid #667eea;
}

.faq-page .tip-item i {
    color: #667eea;
    font-size: 1.2rem;
    margin-right: 12px;
    flex-shrink: 0;
}

/* Query Section Styles */
.faq-page .query-section {
    margin-bottom: 2rem;
}

.faq-page .query-card {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-radius: 24px;
    padding: 2.5rem;
    box-shadow: 0 20px 40px rgba(0,0,0,0.08);
    border: 1px solid rgba(255, 255, 255, 0.8);
    margin-bottom: 2rem;
}

.faq-page .query-header {
    text-align: center;
    margin-bottom: 2rem;
}

.faq-page .query-header h3 {
    font-size: 1.8rem;
    font-weight: 600;
    color: #1e293b;
    margin-bottom: 0.5rem;
}

.faq-page .query-header p {
    color: #64748b;
    font-size: 1rem;
}

.faq-page .input-group {
    display: flex;
    gap: 1rem;
    align-items: stretch;
}

.faq-page .input-wrapper {
    flex: 1;
    position: relative;
    display: flex;
    align-items: center;
}

.faq-page .input-wrapper i {
    position: absolute;
    left: 1rem;
    color: #64748b;
    font-size: 1.1rem;
    z-index: 2;
}

.faq-page .input-wrapper input {
    width: 100%;
    padding: 1rem 1rem 1rem 3rem;
    border: 2px solid #e2e8f0;
    border-radius: 12px;
    font-size: 1rem;
    transition: all 0.3s ease;
    background: white;
}

.faq-page .input-wrapper input:focus {
    outline: none;
    border-color: #667eea;
    box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.1);
}

.faq-page .clear-btn {
    position: absolute;
    right: 1rem;
    background: none;
    border: none;
    color: #64748b;
    cursor: pointer;
    padding: 0.5rem;
    border-radius: 50%;
    transition: all 0.3s ease;
    z-index: 2;
}

.faq-page .clear-btn:hover {
    background: #f1f5f9;
    color: #ef4444;
}

.faq-page .query-btn {
    padding: 1rem 2rem;
    background: linear-gradient(135deg, #667eea, #764ba2);
    color: white;
    border: none;
    border-radius: 12px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    white-space: nowrap;
}

.faq-page .query-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(102, 126, 234, 0.3);
}

.faq-page .query-btn.loading {
    opacity: 0.7;
    cursor: not-allowed;
}

.faq-page .query-btn.loading .btn-icon {
    animation: spin 1s linear infinite;
}

/* Result Section Styles */
.faq-page .result-section {
    margin: 2rem 0;
    opacity: 0;
    transform: translateY(20px);
    transition: all 0.5s ease;
}

.faq-page .result-section.show {
    opacity: 1;
    transform: translateY(0);
}

.faq-page .result-card {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-radius: 24px;
    padding: 2.5rem;
    box-shadow: 0 20px 40px rgba(0,0,0,0.08);
    border: 1px solid rgba(255, 255, 255, 0.8);
    margin-bottom: 2rem;
}

.faq-page .result-header {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    margin-bottom: 2rem;
    text-align: left;
}

.faq-page .result-icon {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    flex-shrink: 0;
}

.faq-page .result-icon.success {
    background: linear-gradient(135deg, #10b981, #059669);
    color: white;
}

.faq-page .result-icon.error {
    background: linear-gradient(135deg, #ef4444, #dc2626);
    color: white;
}

.faq-page .result-status h3 {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.faq-page .success-result .result-status h3 {
    color: #059669;
}

.faq-page .error-result .result-status h3 {
    color: #dc2626;
}

.faq-page .result-status p {
    color: #64748b;
    margin: 0;
}

.faq-page .info-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.faq-page .info-item {
    padding: 1.5rem;
    background: #f8fafc;
    border-radius: 12px;
    border-left: 4px solid #667eea;
    transition: all 0.3s ease;
}

.faq-page .info-item:hover {
    background: #f1f5f9;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0,0,0,0.1);
}

.faq-page .info-label {
    font-size: 0.875rem;
    font-weight: 500;
    color: #64748b;
    margin-bottom: 0.5rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.faq-page .info-value {
    font-size: 1.1rem;
    font-weight: 600;
    color: #1e293b;
}

.faq-page .verification-badge {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 1rem 2rem;
    background: linear-gradient(135deg, #10b981, #059669);
    color: white;
    border-radius: 12px;
    font-weight: 600;
    margin-top: 1rem;
}

.faq-page .verification-badge i {
    font-size: 1.2rem;
}

.faq-page .error-content {
    text-align: left;
}

.faq-page .error-reasons h4 {
    font-size: 1.2rem;
    font-weight: 600;
    color: #1e293b;
    margin-bottom: 1rem;
}

.faq-page .error-reasons ul {
    list-style: none;
    padding: 0;
    margin-bottom: 2rem;
}

.faq-page .error-reasons li {
    padding: 0.75rem 0;
    color: #64748b;
    position: relative;
    padding-left: 1.5rem;
}

.faq-page .error-reasons li::before {
    content: '•';
    color: #ef4444;
    font-weight: bold;
    position: absolute;
    left: 0;
}

.faq-page .help-actions {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.faq-page .help-btn,
.faq-page .retry-btn {
    padding: 0.75rem 1.5rem;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 500;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    border: none;
    cursor: pointer;
}

.faq-page .help-btn {
    background: #667eea;
    color: white;
}

.faq-page .help-btn:hover {
    background: #5a67d8;
    transform: translateY(-1px);
}

.faq-page .retry-btn {
    background: #f1f5f9;
    color: #64748b;
    border: 1px solid #e2e8f0;
}

.faq-page .retry-btn:hover {
    background: #e2e8f0;
    color: #475569;
}

/* Security Tips Styles */
.faq-page .security-tips {
    margin-top: 3rem;
}

.faq-page .tips-card {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-radius: 24px;
    padding: 2.5rem;
    box-shadow: 0 20px 40px rgba(0,0,0,0.08);
    border: 1px solid rgba(255, 255, 255, 0.8);
}

.faq-page .tips-header {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 2rem;
    text-align: left;
}

.faq-page .tips-header i {
    color: #f59e0b;
    font-size: 1.5rem;
}

.faq-page .tips-header h3 {
    font-size: 1.5rem;
    font-weight: 600;
    color: #1e293b;
    margin: 0;
}

.faq-page .tips-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
}

.faq-page .tip-card {
    padding: 1.5rem;
    background: #f8fafc;
    border-radius: 12px;
    text-align: center;
    transition: all 0.3s ease;
}

.faq-page .tip-card:hover {
    background: #f1f5f9;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0,0,0,0.1);
}

.faq-page .tip-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, #667eea, #764ba2);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1rem;
    color: white;
    font-size: 1.5rem;
}

.faq-page .tip-card h4 {
    font-size: 1.1rem;
    font-weight: 600;
    color: #1e293b;
    margin-bottom: 0.5rem;
}

.faq-page .tip-card p {
    color: #64748b;
    font-size: 0.9rem;
    line-height: 1.5;
    margin: 0;
}

@keyframes spin {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

/* Responsive Design */
@media (max-width: 768px) {
    .faq-page .input-group {
        flex-direction: column;
    }
    
    .faq-page .query-btn {
        justify-content: center;
    }
    
    .faq-page .info-grid {
        grid-template-columns: 1fr;
        gap: 1rem;
    }
    
    .faq-page .tips-grid {
        grid-template-columns: 1fr;
    }
    
    .faq-page .help-actions {
        flex-direction: column;
    }
    
    /* 移动端结果卡片优化 */
    .faq-page .result-card {
        padding: 1.5rem;
        margin-bottom: 1.5rem;
        border-radius: 16px;
    }
    
    .faq-page .result-header {
        flex-direction: column;
        text-align: center;
        gap: 1rem;
        margin-bottom: 1.5rem;
    }
    
    .faq-page .result-icon {
        width: 50px;
        height: 50px;
        font-size: 1.25rem;
        margin: 0 auto;
    }
    
    .faq-page .result-status h3 {
        font-size: 1.25rem;
        margin-bottom: 0.5rem;
    }
    
    .faq-page .result-status p {
        font-size: 0.9rem;
        line-height: 1.5;
    }
    
    /* 移动端信息网格优化 */
    .faq-page .info-item {
        padding: 1.25rem;
        border-radius: 10px;
        text-align: center;
        border-left: none;
        border-top: 3px solid #667eea;
        box-shadow: 0 2px 8px rgba(0,0,0,0.08);
    }
    
    .faq-page .info-item:hover {
        transform: translateY(-1px);
        box-shadow: 0 4px 12px rgba(0,0,0,0.12);
    }
    
    .faq-page .info-label {
        font-size: 0.8rem;
        margin-bottom: 0.75rem;
        color: #667eea;
        font-weight: 600;
    }
    
    .faq-page .info-value {
        font-size: 1rem;
        font-weight: 700;
        color: #1e293b;
        word-break: break-all;
    }
    
    /* 移动端认证徽章优化 */
    .faq-page .verification-badge {
        padding: 0.875rem 1.5rem;
        border-radius: 10px;
        font-size: 0.9rem;
        margin-top: 1.5rem;
        background: linear-gradient(135deg, #10b981, #059669);
        box-shadow: 0 4px 12px rgba(16, 185, 129, 0.3);
    }
    
    .faq-page .verification-badge i {
        font-size: 1.1rem;
    }
}

@media (max-width: 480px) {
    /* 超小屏幕优化 */
    .faq-page .result-card {
        padding: 1.25rem;
        margin: 0 -0.5rem 1.25rem;
        border-radius: 12px;
    }
    
    .faq-page .result-header {
        gap: 0.75rem;
        margin-bottom: 1.25rem;
    }
    
    .faq-page .result-icon {
        width: 45px;
        height: 45px;
        font-size: 1.1rem;
    }
    
    .faq-page .result-status h3 {
        font-size: 1.1rem;
    }
    
    .faq-page .result-status p {
        font-size: 0.85rem;
        padding: 0 0.5rem;
    }
    
    .faq-page .info-item {
        padding: 1rem;
        border-radius: 8px;
    }
    
    .faq-page .info-label {
        font-size: 0.75rem;
        margin-bottom: 0.5rem;
    }
    
    .faq-page .info-value {
        font-size: 0.95rem;
        line-height: 1.4;
    }
    
    .faq-page .verification-badge {
        padding: 0.75rem 1.25rem;
        font-size: 0.85rem;
        border-radius: 8px;
    }
    
    .faq-page .verification-badge i {
        font-size: 1rem;
    }
    
    /* 查询表单移动端优化 */
    .faq-page .query-card {
        padding: 1.25rem;
        margin: 0 -0.5rem 1.5rem;
    }
    
    .faq-page .query-header h3 {
        font-size: 1.1rem;
    }
    
    .faq-page .query-header p {
        font-size: 0.85rem;
    }
    
    .faq-page .input-wrapper input {
        font-size: 0.9rem;
        padding: 0.875rem 3rem 0.875rem 2.5rem;
    }
    
    .faq-page .query-btn {
        padding: 0.875rem 1.5rem;
        font-size: 0.9rem;
    }
}

/* Contact Page Styles */
.contact-page {
    background: #f8fafc;
}

/* 确保联系我们页面的导航栏滚动时有正确的背�?*/
.contact-page .header.scrolled {
    background: rgba(255, 255, 255, 0.98) !important;
    backdrop-filter: blur(15px);
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.1);
    border-bottom: 1px solid rgba(0, 0, 0, 0.1);
}

.contact-page .header.scrolled::before {
    opacity: 1 !important;
    background: rgba(255, 255, 255, 0.98) !important;
}

/* Hero Banner */
.contact-hero {
    position: relative;
    height: 60vh;
    min-height: 400px;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
}

.hero-background img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: transparent; /* 移除紫色渐变遮罩 */
    z-index: 2;
}

.hero-content {
    position: relative;
    z-index: 3;
    text-align: center;
    color: white;
    max-width: 600px;
    margin: 0 auto;
    animation: fadeInUp 1s ease-out;
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
    text-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
}

.hero-subtitle {
    font-size: 1.25rem;
    margin-bottom: 2rem;
    opacity: 0.9;
    font-weight: 400;
}

.hero-breadcrumb {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    font-size: 1rem;
    opacity: 0.8;
}

.hero-breadcrumb a {
    color: white;
    text-decoration: none;
    transition: opacity 0.3s ease;
}

.hero-breadcrumb a:hover {
    opacity: 1;
}

.hero-breadcrumb i {
    font-size: 0.8rem;
}

/* Contact Info Cards */
.contact-info-section {
    padding: 80px 0;
    background: white;
    position: relative;
    z-index: 2;
    margin-top: -50px;
}

.contact-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    max-width: 1000px;
    margin: 0 auto;
}

.contact-card {
    background: white;
    padding: 40px 30px;
    border-radius: 20px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.1);
    text-align: center;
    transition: all 0.3s ease;
    border: 1px solid rgba(255, 255, 255, 0.8);
    position: relative;
    overflow: hidden;
}

.contact-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, #667eea, #764ba2);
    transform: scaleX(0);
    transition: transform 0.3s ease;
}

.contact-card:hover::before {
    transform: scaleX(1);
}

.contact-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.15);
}

.card-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, #667eea, #764ba2);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 25px;
    color: white;
    font-size: 2rem;
    position: relative;
    overflow: hidden;
}

.card-icon::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: linear-gradient(45deg, transparent, rgba(255, 255, 255, 0.1), transparent);
    animation: shimmer 3s ease-in-out infinite;
}

@keyframes shimmer {
    0% { transform: translateX(-100%) translateY(-100%) rotate(0deg); }
    50% { transform: translateX(0) translateY(0) rotate(180deg); }
    100% { transform: translateX(100%) translateY(100%) rotate(360deg); }
}

.card-content h3 {
    font-size: 1.5rem;
    font-weight: 600;
    color: #2d3748;
    margin-bottom: 10px;
}

.card-content p {
    color: #718096;
    font-size: 1rem;
    margin: 0;
    line-height: 1.6;
}

.card-content a {
    color: #667eea;
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s ease;
}

.card-content a:hover {
    color: #5a67d8;
}

/* Contact Form Section */
.contact-form-section {
    padding: 80px 0;
    background: #f8fafc;
}

.contact-layout {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 60px;
    align-items: start;
}

/* Form Container */
.form-container {
    background: white;
    padding: 50px;
    border-radius: 25px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.8);
}

.form-header {
    text-align: center;
    margin-bottom: 40px;
}

.form-header h2 {
    font-size: 2.5rem;
    font-weight: 700;
    color: #2d3748;
    margin-bottom: 15px;
}

.form-header p {
    color: #718096;
    font-size: 1.1rem;
    line-height: 1.6;
    max-width: 500px;
    margin: 0 auto;
}

/* Contact Form */
.contact-form {
    max-width: 100%;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 25px;
    margin-bottom: 25px;
}

.form-group {
    margin-bottom: 25px;
}

.form-group label {
    display: block;
    font-weight: 600;
    color: #2d3748;
    margin-bottom: 8px;
    font-size: 0.95rem;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 15px 20px;
    border: 2px solid #e2e8f0;
    border-radius: 15px;
    font-size: 1rem;
    background: #f7fafc;
    transition: all 0.3s ease;
    font-family: inherit;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: #667eea;
    background: white;
    box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.1);
    transform: translateY(-1px);
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
    line-height: 1.6;
}

.form-group select {
    cursor: pointer;
}

.checkbox-group {
    margin: 30px 0;
}

.checkbox-label {
    display: flex;
    align-items: center;
    gap: 12px;
    cursor: pointer;
    font-size: 0.95rem;
    color: #4a5568;
}

.checkmark {
    width: 20px;
    height: 20px;
    border: 2px solid #e2e8f0;
    border-radius: 6px;
    position: relative;
    transition: all 0.3s ease;
    flex-shrink: 0;
}

.checkbox-label input[type="checkbox"]:checked + .checkmark {
    background: #667eea;
    border-color: #667eea;
}

.checkbox-label input[type="checkbox"]:checked + .checkmark::after {
    content: '';
    position: absolute;
    left: 6px;
    top: 2px;
    width: 6px;
    height: 10px;
    border: 2px solid white;
    border-top: none;
    border-left: none;
    transform: rotate(45deg);
}

.submit-btn {
    width: 100%;
    padding: 18px 30px;
    background: linear-gradient(135deg, #667eea, #764ba2);
    color: white;
    border: none;
    border-radius: 15px;
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    position: relative;
    overflow: hidden;
}

.submit-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.5s ease;
}

.submit-btn:hover::before {
    left: 100%;
}

.submit-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 15px 40px rgba(102, 126, 234, 0.4);
}

.submit-btn:active {
    transform: translateY(0);
}

/* Contact Sidebar */
.contact-sidebar {
    display: flex;
    flex-direction: column;
    gap: 30px;
}

.contact-widget {
    background: white;
    padding: 35px;
    border-radius: 20px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.08);
    border: 1px solid rgba(255, 255, 255, 0.8);
}

.contact-widget h3 {
    font-size: 1.4rem;
    font-weight: 600;
    color: #2d3748;
    margin-bottom: 25px;
    text-align: center;
}

.contact-details {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.detail-item {
    display: flex;
    align-items: flex-start;
    gap: 15px;
    padding: 15px;
    background: #f7fafc;
    border-radius: 12px;
    transition: all 0.3s ease;
}

.detail-item:hover {
    background: #edf2f7;
    transform: translateX(5px);
}

.detail-item i {
    color: #667eea;
    font-size: 1.2rem;
    margin-top: 2px;
    flex-shrink: 0;
}

.detail-item div strong {
    display: block;
    font-weight: 600;
    color: #2d3748;
    margin-bottom: 5px;
}

.detail-item div span {
    color: #718096;
    font-size: 0.95rem;
    line-height: 1.5;
}

.social-links {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.social-links a {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 15px;
    background: #f7fafc;
    border-radius: 12px;
    text-decoration: none;
    color: #4a5568;
    transition: all 0.3s ease;
    font-weight: 500;
}

.social-links a:hover {
    background: #667eea;
    color: white;
    transform: translateX(5px);
}

.social-links a i {
    font-size: 1.2rem;
    width: 20px;
    text-align: center;
}

.business-hours {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.hours-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 12px 15px;
    background: #f7fafc;
    border-radius: 12px;
    font-size: 0.95rem;
}

.hours-item:first-child span:first-child {
    font-weight: 600;
    color: #2d3748;
}

.hours-item span:last-child {
    color: #667eea;
    font-weight: 500;
}

/* Map Section */
.map-section {
    padding: 80px 0 0;
    background: white;
}

.map-header {
    text-align: center;
    margin-bottom: 50px;
}

.map-header h2 {
    font-size: 2.5rem;
    font-weight: 700;
    color: #2d3748;
    margin-bottom: 15px;
}

.map-header p {
    color: #718096;
    font-size: 1.1rem;
    max-width: 500px;
    margin: 0 auto;
}

.map-container {
    position: relative;
    height: 500px;
    border-radius: 25px 25px 0 0;
    overflow: hidden;
}

.map {
    width: 100%;
    height: 100%;
}

.map-overlay {
    position: absolute;
    top: 30px;
    left: 30px;
    background: white;
    padding: 25px;
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
    max-width: 300px;
    z-index: 10;
}

.map-info h3 {
    font-size: 1.3rem;
    font-weight: 600;
    color: #2d3748;
    margin-bottom: 10px;
}

.map-info p {
    color: #718096;
    font-size: 0.95rem;
    line-height: 1.5;
    margin-bottom: 20px;
}

.map-actions {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.map-btn {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 10px 15px;
    background: #f7fafc;
    border: 1px solid #e2e8f0;
    border-radius: 10px;
    text-decoration: none;
    color: #4a5568;
    font-size: 0.9rem;
    font-weight: 500;
    transition: all 0.3s ease;
}

.map-btn:hover {
    background: #667eea;
    color: white;
    border-color: #667eea;
}

.map-btn i {
    font-size: 0.9rem;
}

/* Responsive Design */
@media (max-width: 1024px) {
    .contact-layout {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .form-container {
        padding: 40px;
    }
    
    .map-overlay {
        position: relative;
        top: auto;
        left: auto;
        margin: 20px;
        max-width: none;
    }
}

@media (max-width: 768px) {
    .hero-title {
        font-size: 2.5rem;
    }
    
    .contact-cards {
        grid-template-columns: 1fr;
        gap: 20px;
        padding: 0 20px;
    }
    
    .contact-card {
        padding: 30px 20px;
    }
    
    .form-container {
        padding: 30px 20px;
        border-radius: 20px;
    }
    
    .form-row {
        grid-template-columns: 1fr;
        gap: 0;
    }
    
    .form-header h2 {
        font-size: 2rem;
    }
    
    .contact-widget {
        padding: 25px 20px;
    }
    
    .map-container {
        height: 400px;
        border-radius: 15px 15px 0 0;
    }
    
    .map-header h2 {
        font-size: 2rem;
    }
}

@media (max-width: 480px) {
    .contact-hero {
        height: 400px;
    }
}

/* Social Links */
.social-links {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.social-links a {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 12px 15px;
    background: #f7fafc;
    border: 1px solid #e2e8f0;
    border-radius: 10px;
    color: #4a5568;
    font-weight: 500;
    font-size: 1.1rem;
    transition: all 0.3s ease;
    text-decoration: none;
}

.social-links a:hover {
    background: #667eea;
    color: white;
    transform: translateX(5px);
}

/* Responsive Styles for Hero and Ad Banner */
@media (max-width: 1024px) {
    .hero {
        height: 80vh;
        min-height: 500px;
        max-height: 700px;
        margin-bottom: 3rem;
    }
    
    .hero::after {
        height: 40px;
    }
    
    .ad-banner .container {
        max-width: 98%;
        padding: 0 1rem;
    }
    
    .ad-banner-grid {
        min-height: 280px;
        gap: 2px;
        border-radius: 10px;
    }
    
    .ad-banner-item {
        min-height: 280px;
    }
    
    .ad-banner {
        margin: 0 auto 4rem;
    }
    
    /* 平板端 Product Showcase 优化 */
    .product-showcase {
        padding: 60px 0;
    }
    
    .showcase-header {
        margin-bottom: 50px;
    }
    
    .showcase-header h2 {
        font-size: 2.4rem;
    }
    
    .showcase-grid {
        grid-template-columns: 1fr 1fr;
        height: auto;
        gap: 20px;
    }
    
    .large-card {
        grid-column: 1 / -1;
        order: -1;
    }
    
    .showcase-category {
        height: 220px;
        border-radius: 20px;
    }
    
    .large-card {
        height: 280px;
    }
}

@media (max-width: 768px) {
    .hero {
        height: 80vh;
        min-height: 500px;
        max-height: 700px;
        margin-bottom: 2rem;
    }
    
    .hero::after {
        height: 30px;
    }
    
    .ad-banner .container {
        max-width: 100%;
        padding: 0 0.5rem;
    }
    
    .ad-banner-grid {
        grid-template-columns: 1fr;
        min-height: auto;
        gap: 2px;
        border-radius: 8px;
    }
    
    .ad-banner-item {
        min-height: 250px;
    }
    
    .ad-banner::before {
        top: -2rem;
        width: 80px;
    }
    
    .ad-banner::after {
        bottom: -2rem;
        width: 50px;
    }
    
    .ad-banner {
        margin: 0 auto 3rem;
    }
    
    /* 优化移动端视频显示 */
    .hero-video {
        width: 100%;
        height: 100%;
        object-fit: cover;
        object-position: center;
        background: linear-gradient(135deg, #1e293b 0%, #334155 50%, #475569 100%);
        transition: opacity 1.2s ease-in-out, transform 0.3s ease;
    }
    
    /* 优化视频回退背景 */
    .hero-banner-fallback {
        background-size: cover !important;
        background-position: center center !important;
        background-attachment: scroll !important;
        transition: opacity 1.2s ease-in-out;
    }
    
    /* 添加视频加载状态优化 */
    .video-slide {
        position: relative;
        overflow: hidden;
    }
    
    .video-slide::after {
        content: '';
        position: absolute;
        top: 0;
        left: 0;
        right: 0;
        bottom: 0;
        background: linear-gradient(
            45deg,
            rgba(0, 0, 0, 0.4) 0%,
            rgba(0, 0, 0, 0.2) 30%,
            rgba(0, 0, 0, 0.1) 50%,
            rgba(0, 0, 0, 0.2) 70%,
            rgba(0, 0, 0, 0.4) 100%
        );
        z-index: 2;
        pointer-events: none;
    }
}

@media (max-width: 480px) {
    .hero {
        height: 75vh;
        min-height: 450px;
        max-height: 600px;
        margin-bottom: 1.5rem;
    }
    
    .hero::after {
        height: 20px;
    }
    
    .ad-banner .container {
        max-width: 100%;
        padding: 0 0.25rem;
    }
    
    .ad-banner-grid {
        border-radius: 6px;
    }
    
    .ad-banner-item {
        min-height: 200px;
    }
    
    .ad-banner-item:hover {
        transform: none;
    }
    
    .ad-banner::before {
        top: -1.5rem;
        width: 60px;
    }
    
    .ad-banner::after {
        bottom: -1.5rem;
        width: 40px;
    }
    
    .ad-banner {
        margin: 0 auto 2rem;
    }
    
    /* 超小屏幕视频优化 */
    .hero-video {
        object-fit: cover;
        object-position: center;
        transform: scale(1.02);
    }
    
    /* 优化超小屏幕的视频回退背景 */
    .hero-banner-fallback {
        background-size: cover !important;
        background-position: center center !important;
        transform: scale(1.02);
    }
}

/* Contact Section */
.contact-list {
    display: flex;
    flex-direction: column;
    gap: 0.8rem;
}

.contact-item {
    color: #cccccc;
    font-size: 0.9rem;
    line-height: 1.5;
    transition: color 0.3s ease;
}

.contact-item:hover {
    color: #ffffff;
}

/* Contact Links - 新增样式，与快速链接保持一?*/
.contact-links {
    display: flex;
    flex-direction: column;
    gap: 0.8rem;
}

.footer .contact-link {
    color: #cccccc;
    text-decoration: none;
    font-size: 0.9rem;
    transition: color 0.3s ease;
}

.footer .contact-link:hover {
    color: #ffffff;
}

/* Video Showcase Section - 全屏宽度现代化设计 */
.video-showcase {
    padding: 8rem 0 4rem 0; /* 减少底部padding从8rem到4rem */
    background: linear-gradient(135deg, #0a0a0a 0%, #1a1a2e 30%, #16213e 70%, #0f0f23 100%);
    position: relative;
    overflow: hidden;
    width: 100vw;
    margin-left: calc(-50vw + 50%);
}

.video-showcase::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 15% 25%, rgba(147, 51, 234, 0.15) 0%, transparent 50%),
        radial-gradient(circle at 85% 75%, rgba(59, 130, 246, 0.12) 0%, transparent 50%),
        radial-gradient(circle at 50% 50%, rgba(236, 72, 153, 0.08) 0%, transparent 60%),
        linear-gradient(45deg, transparent 20%, rgba(16, 185, 129, 0.05) 40%, transparent 60%);
    pointer-events: none;
    animation: shimmerOverlay 10s ease-in-out infinite;
}

.video-showcase::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.02'%3E%3Ccircle cx='30' cy='30' r='1'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E") repeat;
    pointer-events: none;
    animation: floatPattern 20s linear infinite;
}

@keyframes shimmerOverlay {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.8; transform: scale(1.02); }
}

@keyframes floatPattern {
    0% { transform: translateY(0px) translateX(0px); }
    25% { transform: translateY(-5px) translateX(2px); }
    50% { transform: translateY(0px) translateX(5px); }
    75% { transform: translateY(3px) translateX(2px); }
    100% { transform: translateY(0px) translateX(0px); }
}

.video-showcase .section-header {
    text-align: center;
    margin-bottom: 5rem;
    position: relative;
    z-index: 2;
}

.video-showcase .section-title {
    color: #ffffff;
    font-size: 3.5rem;
    font-weight: 800;
    margin-bottom: 1.5rem;
    background: linear-gradient(135deg, #ffffff 0%, #a78bfa 30%, #06b6d4 70%, #10b981 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    position: relative;
    letter-spacing: -0.02em;
    line-height: 1.2;
}

.video-showcase .section-title::before {
    content: '';
    position: absolute;
    top: -20px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 4px;
    background: linear-gradient(90deg, transparent 0%, #9333ea 50%, transparent 100%);
    border-radius: 2px;
    animation: titleGlow 2s ease-in-out infinite alternate;
}

.video-showcase .section-title::after {
    content: '';
    position: absolute;
    bottom: -15px;
    left: 50%;
    transform: translateX(-50%);
    width: 120px;
    height: 4px;
    background: linear-gradient(90deg, #9333ea 0%, #06b6d4 50%, #10b981 100%);
    border-radius: 2px;
    box-shadow: 0 0 20px rgba(147, 51, 234, 0.5);
}

@keyframes titleGlow {
    0% { opacity: 0.5; width: 40px; }
    100% { opacity: 1; width: 80px; }
}

.video-showcase .section-subtitle {
    color: rgba(255, 255, 255, 0.85);
    font-size: 1.3rem;
    font-weight: 300;
    max-width: 600px;
    margin: 0 auto;
    line-height: 1.6;
}

.video-slider-container {
    position: relative;
    margin-top: 4rem;
    z-index: 2;
}

.video-slider-wrapper {
    position: relative;
    overflow: hidden;
    border-radius: 32px;
    background: linear-gradient(145deg, rgba(15, 15, 35, 0.95) 0%, rgba(26, 26, 46, 0.9) 100%);
    backdrop-filter: blur(25px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    box-shadow: 
        0 35px 80px rgba(0, 0, 0, 0.4),
        0 0 0 1px rgba(255, 255, 255, 0.05),
        inset 0 1px 0 rgba(255, 255, 255, 0.1);
    padding: 3rem 2rem;
    position: relative;
}

.video-slider-wrapper::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(147, 51, 234, 0.05) 0%, rgba(6, 182, 212, 0.03) 100%);
    border-radius: 32px;
    pointer-events: none;
}

.video-slider {
    display: flex;
    transition: transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
    will-change: transform;
    gap: 1.5rem;
}

.video-card {
    flex: 0 0 calc(25% - 1.125rem);
    min-width: 0;
}

.video-item {
    background: linear-gradient(145deg, rgba(255, 255, 255, 0.12) 0%, rgba(255, 255, 255, 0.06) 100%);
    border-radius: 24px;
    overflow: hidden;
    backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.15);
    transition: all 0.7s cubic-bezier(0.16, 1, 0.3, 1);
    cursor: pointer;
    position: relative;
    box-shadow: 
        0 15px 40px rgba(0, 0, 0, 0.3),
        0 0 0 1px rgba(255, 255, 255, 0.05),
        inset 0 1px 0 rgba(255, 255, 255, 0.1);
    group: hover;
}

.video-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(147, 51, 234, 0.1) 0%, rgba(6, 182, 212, 0.08) 50%, rgba(16, 185, 129, 0.06) 100%);
    opacity: 0;
    transition: opacity 0.5s ease;
    border-radius: 24px;
    z-index: 1;
}

.video-item:hover::before {
    opacity: 1;
}

.video-item:hover {
    transform: translateY(-18px) scale(1.04);
    box-shadow: 
        0 45px 90px rgba(0, 0, 0, 0.5),
        0 0 0 2px rgba(147, 51, 234, 0.4),
        0 0 60px rgba(147, 51, 234, 0.2),
        inset 0 1px 0 rgba(255, 255, 255, 0.2);
}

.video-thumbnail {
    position: relative;
    width: 100%;
    height: 220px;
    overflow: hidden;
    background: linear-gradient(135deg, #9333ea 0%, #06b6d4 100%);
    border-radius: 20px 20px 0 0;
    cursor: pointer;
}

.video-thumbnail img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
    z-index: 2;
    position: relative;
}

.video-item:hover .video-thumbnail img {
    transform: scale(1.2);
}

.video-play-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: transparent;
    display: none;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: all 0.5s ease;
    z-index: 3;
    pointer-events: none;
}

.video-item:hover .video-play-overlay {
    opacity: 0;
    display: none;
}

.video-play-btn {
    display: none;
    opacity: 0;
    pointer-events: none;
    position: absolute;
    visibility: hidden;
}

.video-play-btn::before {
    content: '';
    position: absolute;
    top: -6px;
    left: -6px;
    right: -6px;
    bottom: -6px;
    border: 2px solid rgba(255, 255, 255, 0.2);
    border-radius: 50%;
    transition: all 0.4s ease;
}

.video-play-btn:hover {
    transform: scale(1.2);
    box-shadow: 
        0 20px 50px rgba(147, 51, 234, 0.8),
        0 0 0 15px rgba(147, 51, 234, 0.1),
        inset 0 2px 0 rgba(255, 255, 255, 0.3);
}

.video-play-btn:hover::before {
    border-color: rgba(255, 255, 255, 0.4);
    transform: scale(1.1);
}

@keyframes videoPlayPulse {
    0% {
        box-shadow: 
            0 15px 40px rgba(147, 51, 234, 0.6),
            0 0 0 0 rgba(147, 51, 234, 0.4);
    }
    50% {
        box-shadow: 
            0 15px 40px rgba(147, 51, 234, 0.6),
            0 0 0 25px rgba(147, 51, 234, 0);
    }
    100% {
        box-shadow: 
            0 15px 40px rgba(147, 51, 234, 0.6),
            0 0 0 0 rgba(147, 51, 234, 0);
    }
}

.video-info {
    padding: 2rem 1.5rem;
    position: relative;
    z-index: 2;
}

.video-title {
    font-size: 1.4rem;
    font-weight: 700;
    color: #ffffff;
    margin-bottom: 0.8rem;
    background: linear-gradient(135deg, #ffffff 0%, #a78bfa 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1.3;
    transition: all 0.3s ease;
}

.video-item:hover .video-title {
    background: linear-gradient(135deg, #ffffff 0%, #06b6d4 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.video-description {
    font-size: 1rem;
    color: rgba(255, 255, 255, 0.75);
    line-height: 1.6;
    margin: 0;
    transition: color 0.3s ease;
}

.video-item:hover .video-description {
    color: rgba(255, 255, 255, 0.9);
}

.video-controls {
    position: absolute;
    top: 50%;
    left: 0;
    right: 0;
    display: flex;
    justify-content: space-between;
    padding: 0 -1rem;
    pointer-events: none;
    z-index: 10;
    transform: translateY(-50%);
}

.video-btn {
    width: 56px;
    height: 56px;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.2) 0%, rgba(255, 255, 255, 0.1) 100%);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #ffffff;
    font-size: 1.3rem;
    cursor: pointer;
    transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
    pointer-events: auto;
    backdrop-filter: blur(20px);
    box-shadow: 
        0 8px 20px rgba(0, 0, 0, 0.3),
        inset 0 1px 0 rgba(255, 255, 255, 0.2);
}

.video-btn:hover {
    background: linear-gradient(135deg, #9333ea 0%, #06b6d4 100%);
    color: #ffffff;
    transform: scale(1.15);
    box-shadow: 
        0 12px 30px rgba(147, 51, 234, 0.5),
        inset 0 1px 0 rgba(255, 255, 255, 0.3);
}

.video-btn:disabled {
    opacity: 0.3;
    cursor: not-allowed;
    pointer-events: none;
    transform: scale(0.9);
}

.video-indicators {
    display: flex;
    justify-content: center;
    gap: 0.8rem;
    margin-top: 3rem;
}

.video-indicator {
    width: 16px;
    height: 16px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.2);
    cursor: pointer;
    transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
    border: 2px solid transparent;
    position: relative;
}

.video-indicator::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: transparent;
    transition: all 0.4s ease;
}

.video-indicator.active {
    background: linear-gradient(135deg, #9333ea 0%, #06b6d4 100%);
    border-color: rgba(255, 255, 255, 0.3);
    transform: scale(1.2);
    box-shadow: 0 0 20px rgba(147, 51, 234, 0.6);
}

.video-indicator.active::before {
    background: rgba(255, 255, 255, 0.9);
}

.video-indicator:hover {
    background: rgba(255, 255, 255, 0.4);
    transform: scale(1.1);
}

.video-modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.9);
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 10000;
    backdrop-filter: blur(10px);
    opacity: 0;
    transition: all 0.3s ease;
}

.video-modal.show {
    display: flex;
    opacity: 1;
}

.video-modal-content {
    position: relative;
    max-width: 90vw;
    max-height: 90vh;
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.5);
    animation: modalZoomIn 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

@keyframes modalZoomIn {
    from {
        transform: scale(0.8);
        opacity: 0;
    }
    to {
        transform: scale(1);
        opacity: 1;
    }
}

.video-modal video {
    width: 100%;
    height: auto;
    display: block;
    border-radius: 16px;
}

.video-modal-close {
    position: absolute;
    top: -50px;
    right: 0;
    width: 40px;
    height: 40px;
    background: rgba(255, 255, 255, 0.9);
    border: none;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    color: var(--dark-color);
    transition: all 0.3s ease;
    backdrop-filter: blur(10px);
}

.video-modal-close:hover {
    background: white;
    transform: scale(1.1);
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
}

/* Video Showcase 响应式设?*/
@media (max-width: 1024px) {
    .video-card {
        flex: 0 0 50%;
    }
    
    .video-showcase {
        padding: 4rem 0;
    }
    
    .video-slider-wrapper {
        padding: 1.5rem;
    }
    
    .video-thumbnail {
        height: 160px;
    }
}

@media (max-width: 768px) {
    .video-card {
        flex: 0 0 100%;
        padding: 0 0.5rem;
    }
    
    .video-item {
        margin-bottom: 1rem;
    }
    
    .video-thumbnail {
        height: 200px;
    }
    
    .video-controls {
        padding: 0 1rem;
    }
    
    .video-btn {
        width: 44px;
        height: 44px;
        font-size: 0.9rem;
    }
    
    .video-showcase {
        padding: 3rem 0;
    }
    
    .video-slider-wrapper {
        padding: 1rem;
        border-radius: 16px;
    }
    
    .video-item {
        border-radius: 16px;
    }
}

@media (max-width: 480px) {
    .video-item {
        margin-bottom: 0.5rem;
    }
    
    .video-thumbnail {
        height: 180px;
    }
    
    .video-play-btn {
        width: 56px;
        height: 56px;
        font-size: 1.3rem;
    }
    
    .video-modal-content {
        margin: 1rem;
        max-width: calc(100vw - 2rem);
        border-radius: 12px;
    }
    
    .video-modal video {
        border-radius: 12px;
    }
}

/* Video Showcase 响应式设?*/
@media (max-width: 1024px) {
    .video-card {
        width: 48%;
    }
}

@media (max-width: 768px) {
    .video-card {
        width: 100%;
    }
}

/* Product Detail Page Header - 产品详情页头部样?*/
.product-detail-page {
    margin-top: -72px;
}

.product-detail-page .page-header {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
    padding: 8rem 0 4rem;
    margin-bottom: 2rem;
    position: relative;
    overflow: hidden;
}

.product-detail-page .page-header::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="product-pattern" width="25" height="25" patternUnits="userSpaceOnUse"><circle cx="12.5" cy="12.5" r="1.5" fill="%23ffffff" opacity="0.1"/><circle cx="5" cy="20" r="1" fill="%23ffffff" opacity="0.1"/><circle cx="20" cy="8" r="1.2" fill="%23ffffff" opacity="0.1"/></pattern></defs><rect width="100" height="100" fill="url(%23product-pattern)"/></svg>');
    opacity: 0.3;
    animation: floatProductPattern 30s linear infinite;
}

@keyframes floatProductPattern {
    0% { transform: translateX(0) translateY(0); }
    25% { transform: translateX(-8px) translateY(-12px); }
    50% { transform: translateX(8px) translateY(-8px); }
    75% { transform: translateX(-12px) translateY(-4px); }
    100% { transform: translateX(0) translateY(0); }
}

.product-detail-page .page-header::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(180deg, 
        rgba(0,0,0,0.1) 0%,
        rgba(0,0,0,0.03) 50%,
        rgba(0,0,0,0.08) 100%
    );
}

.product-detail-page .page-header .container {
    position: relative;
    z-index: 1;
}

.product-detail-page .page-header h1 {
    font-size: 3.2rem;
    font-weight: 800;
    margin: 0 0 1rem 0;
    text-shadow: 0 4px 8px rgba(0,0,0,0.3);
    position: relative;
    display: inline-block;
    background: linear-gradient(45deg, #ffffff, #f0f9ff);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.product-detail-page .page-header h1::after {
    content: '';
    position: absolute;
    left: 0;
    bottom: -12px;
    width: 75%;
    height: 5px;
    background: linear-gradient(90deg, rgba(255,255,255,0.8), rgba(255,255,255,0.3));
    border-radius: 3px;
    transform-origin: left;
    animation: expandProductLine 1s ease-out forwards;
}

@keyframes expandProductLine {
    from {
        transform: scaleX(0);
        opacity: 0;
    }
    to {
        transform: scaleX(1);
        opacity: 1;
    }
}

.product-detail-page .page-header p {
    font-size: 1.2rem;
    opacity: 0.95;
    margin: 0;
    text-shadow: 0 2px 4px rgba(0,0,0,0.2);
    animation: fadeInUp 0.8s ease-out 0.3s both;
}

/* Product Detail Page Header 响应式设?*/
@media (max-width: 768px) {
    .product-detail-page .page-header {
        padding: 6rem 0 3rem;
        margin-bottom: 1.5rem;
    }
    
    .product-detail-page .page-header h1 {
        font-size: 2.5rem;
    }
    
    .product-detail-page .page-header p {
        font-size: 1.1rem;
    }
}

@media (max-width: 480px) {
    .product-detail-page .page-header {
        padding: 5rem 0 2.5rem;
    }
    
    .product-detail-page .page-header h1 {
        font-size: 2rem;
    }
    
    .product-detail-page .page-header p {
        font-size: 1rem;
    }
}

/* Country input with datalist styling */
.form-group input[list] {
    background-image: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" width="16" height="16" viewBox="0 0 16 16"><path fill="%23667eea" d="M8 11L3 6h10l-5 5z"/></svg>');
    background-repeat: no-repeat;
    background-position: right 15px center;
    padding-right: 50px;
    cursor: pointer;
}

.form-group input[list]:focus {
    background-image: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" width="16" height="16" viewBox="0 0 16 16"><path fill="%23667eea" d="M8 5L13 10H3l5-5z"/></svg>');
}

/* Enhance datalist appearance */
input[list]::-webkit-calendar-picker-indicator {
    opacity: 0;
    position: absolute;
    right: 0;
    top: 0;
    width: 40px;
    height: 100%;
    cursor: pointer;
}

/* Privacy Policy Page Styles */
.privacy-policy-page {
    background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
    min-height: 100vh;
}

.privacy-policy-page .page-header {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 8rem 0 4rem;
    position: relative;
    overflow: hidden;
}

.privacy-policy-page .page-header::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="privacyDots" width="20" height="20" patternUnits="userSpaceOnUse"><circle cx="10" cy="10" r="1" fill="rgba(255,255,255,0.1)"/></pattern></defs><rect width="100" height="100" fill="url(%23privacyDots)"/></svg>');
    opacity: 0.5;
}

.privacy-policy-page .page-header::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 60px;
    background: linear-gradient(to bottom, transparent, rgba(255,255,255,0.1));
}

.privacy-policy-page .page-header .container {
    position: relative;
    z-index: 2;
}

.privacy-policy-page .page-header h1 {
    font-size: 3.5rem;
    font-weight: 800;
    margin-bottom: 1rem;
    text-shadow: 2px 2px 4px rgba(0,0,0,0.3);
}

.privacy-policy-page .page-header h1::after {
    content: '';
    display: block;
    width: 80px;
    height: 4px;
    background: linear-gradient(90deg, #f093fb, #f5576c);
    margin: 1rem auto 0;
    border-radius: 2px;
}

.privacy-policy-page .page-header p {
    font-size: 1.2rem;
    opacity: 0.9;
    margin-bottom: 2rem;
    font-weight: 300;
}

.privacy-content {
    padding: 6rem 0;
}

.content-wrapper {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 4rem;
    max-width: 1200px;
    margin: 0 auto;
}

.privacy-article {
    background: white;
    border-radius: 20px;
    padding: 3rem;
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
    border: 1px solid rgba(255,255,255,0.2);
}

.privacy-body h2 {
    font-size: 2rem;
    font-weight: 700;
    color: #2d3748;
    margin-bottom: 1.5rem;
    padding-bottom: 0.5rem;
    border-bottom: 2px solid #e2e8f0;
}

.privacy-body p {
    font-size: 1.1rem;
    line-height: 1.8;
    color: #4a5568;
    margin-bottom: 1.5rem;
    text-align: justify;
}

.privacy-body strong {
    color: #2d3748;
    font-weight: 600;
}

.privacy-footer {
    margin-top: 3rem;
    padding-top: 2rem;
    border-top: 2px solid #e2e8f0;
}

.last-updated {
    margin-bottom: 2rem;
}

.last-updated p {
    font-size: 1rem;
    color: #718096;
    font-style: italic;
}

.contact-info h3 {
    font-size: 1.5rem;
    font-weight: 700;
    color: #2d3748;
    margin-bottom: 1rem;
}

.contact-info p {
    margin-bottom: 1rem;
}

.contact-info ul {
    list-style: none;
    padding: 0;
}

.contact-info li {
    margin-bottom: 0.5rem;
    padding-left: 1rem;
    position: relative;
}

.contact-info li::before {
    content: '•';
    color: #667eea;
    font-weight: bold;
    position: absolute;
    left: 0;
}

.contact-info a {
    color: #667eea;
    text-decoration: none;
    transition: color 0.3s ease;
}

.contact-info a:hover {
    color: #764ba2;
    text-decoration: underline;
}

.privacy-sidebar {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.sidebar-widget {
    background: white;
    border-radius: 15px;
    padding: 2rem;
    box-shadow: 0 8px 25px rgba(0,0,0,0.1);
    border: 1px solid rgba(255,255,255,0.2);
}

.sidebar-widget h3 {
    font-size: 1.3rem;
    font-weight: 700;
    color: #2d3748;
    margin-bottom: 1.5rem;
    text-align: center;
}

.privacy-nav ul,
.related-links {
    list-style: none;
    padding: 0;
    margin: 0;
}

.privacy-nav li,
.related-links li {
    margin-bottom: 0.8rem;
}

.privacy-nav a,
.related-links a {
    color: #4a5568;
    text-decoration: none;
    padding: 0.5rem 1rem;
    border-radius: 8px;
    display: block;
    transition: all 0.3s ease;
    font-size: 0.95rem;
}

.privacy-nav a:hover,
.related-links a:hover {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    transform: translateX(5px);
}

.help-contact {
    text-align: center;
}

.help-contact p {
    margin-bottom: 1.5rem;
    color: #718096;
    font-size: 0.95rem;
}

.help-contact .btn {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 0.8rem 1.5rem;
    border-radius: 25px;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s ease;
    display: inline-block;
}

.help-contact .btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(102, 126, 234, 0.4);
}

.breadcrumb {
    margin-bottom: 2rem;
}

.breadcrumb ol {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.breadcrumb li {
    color: rgba(255,255,255,0.8);
    font-size: 0.9rem;
}

.breadcrumb li:not(:last-child)::after {
    content: '/';
    margin-left: 0.5rem;
    color: rgba(255,255,255,0.6);
}

.breadcrumb a {
    color: rgba(255,255,255,0.9);
    text-decoration: none;
    transition: color 0.3s ease;
}

.breadcrumb a:hover {
    color: white;
}

/* Responsive Design for Privacy Policy */
@media (max-width: 968px) {
    .content-wrapper {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .privacy-policy-page .page-header h1 {
        font-size: 2.5rem;
    }
    
    .privacy-article {
        padding: 2rem;
    }
}

@media (max-width: 768px) {
    .privacy-policy-page .page-header {
        padding: 6rem 0 3rem;
    }
    
    .privacy-policy-page .page-header h1 {
        font-size: 2rem;
    }
    
    .privacy-content {
        padding: 4rem 0;
    }
    
    .privacy-article {
        padding: 1.5rem;
    }
    
    .privacy-body h2 {
        font-size: 1.5rem;
    }
    
    .privacy-body p {
        font-size: 1rem;
    }
}

.mega-menu-featured .btn:hover {
    background: var(--secondary-color);
    color: var(--white-color);
    transform: translateY(-2px);
}

/* Mega Menu Promo Column */
.mega-menu-promo {
    padding: 0;
    border-right: none;
    position: relative;
    overflow: hidden;
}

.mega-menu-ad {
    position: relative;
    height: 100%;
    overflow: hidden;
    border-radius: var(--border-radius);
    transition: all 0.3s ease;
}

.mega-menu-ad:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 35px rgba(0,0,0,0.15);
}

.mega-menu-ad a {
    display: block;
    position: relative;
    height: 100%;
    text-decoration: none;
    color: inherit;
}

.mega-menu-ad-image {
    width: 100%;
    height: 220px;
    object-fit: cover;
    transition: all 0.4s ease;
}

.mega-menu-ad:hover .mega-menu-ad-image {
    transform: scale(1.05);
}

.mega-menu-ad-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(to top, rgba(0,0,0,0.8) 0%, rgba(0,0,0,0.4) 60%, transparent 100%);
    color: white;
    padding: 1.5rem;
    text-align: center;
    transform: translateY(0);
    transition: all 0.3s ease;
}

.mega-menu-ad:hover .mega-menu-ad-overlay {
    background: linear-gradient(to top, rgba(37, 99, 235, 0.9) 0%, rgba(37, 99, 235, 0.6) 60%, transparent 100%);
}

.mega-menu-ad-overlay h5 {
    font-size: 0.9rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
    opacity: 0.9;
}

.mega-menu-ad-overlay p {
    font-size: 1.1rem;
    font-weight: 700;
    margin-bottom: 0.8rem;
}

.ad-cta {
    display: inline-block;
    background: rgba(255,255,255,0.2);
    padding: 0.4rem 1rem;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 600;
    border: 1px solid rgba(255,255,255,0.3);
    transition: all 0.3s ease;
}

.mega-menu-ad:hover .ad-cta {
    background: white;
    color: var(--primary-color);
    transform: translateY(-2px);
}

/* Product Videos 和 Company Gallery 的全新现代化样式优化 */

/* Video Showcase 增强样式 */
.video-showcase {
    background: linear-gradient(145deg, #0f172a 0%, #1e1b4b 50%, #134e4a 100%);
    position: relative;
    overflow: hidden;
}

.video-showcase .section-title {
    background: linear-gradient(135deg, #ffffff 0%, #06b6d4 40%, #ec4899 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    font-size: 3rem;
    font-weight: 800;
    text-align: center;
}

.video-showcase .section-subtitle {
    color: rgba(255, 255, 255, 0.8);
    text-align: center;
    font-size: 1.2rem;
    font-weight: 300;
}

.video-slider-wrapper {
    background: rgba(15, 23, 42, 0.8);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 32px;
    box-shadow: 
        0 30px 60px rgba(0, 0, 0, 0.4),
        inset 0 1px 0 rgba(255, 255, 255, 0.1);
}

/* Video Showcase 全新响应式设计 */
@media (max-width: 1024px) {
    .video-showcase .section-title {
        font-size: 2.5rem;
    }
    
    .video-slider-wrapper {
        padding: 2rem;
        border-radius: 24px;
    }
    
    .video-play-btn {
        width: 60px;
        height: 60px;
        font-size: 1.4rem;
    }
}

@media (max-width: 768px) {
    .video-showcase {
        padding: 4rem 0;
        width: 100vw;
        margin-left: calc(-50vw + 50%);
    }
    
    .video-showcase .section-title {
        font-size: 2.2rem;
    }
    
    .video-slider-wrapper {
        padding: 1.5rem;
        border-radius: 20px;
        margin: 0 1rem;
    }
    
    .video-item {
        border-radius: 20px;
        margin-bottom: 1.5rem;
    }
    
    .video-indicators {
        margin-top: 2rem;
    }
    
    .video-btn {
        width: 48px;
        height: 48px;
        font-size: 1.1rem;
    }
}

@media (max-width: 480px) {
    .video-showcase {
        padding: 3rem 0;
        width: 100vw;
        margin-left: calc(-50vw + 50%);
    }
    
    .video-showcase .section-title {
        font-size: 2rem;
    }
    
    .video-slider-wrapper {
        padding: 1rem;
        border-radius: 16px;
        margin: 0 0.5rem;
    }
    
    .video-indicators {
        gap: 0.6rem;
        margin-top: 1.5rem;
    }
    
    .video-indicator {
        width: 14px;
        height: 14px;
    }
    
    /* 移动端禁用视频悬停播放 */
    .video-element {
        pointer-events: none;
    }
}

/* ========================================
   HOMEPAGE TITLE OPTIMIZATION - 2024
   简化标题后的现代化样式优化
======================================== */

/* Product Showcase 简化标题优化 */
.product-showcase .showcase-header {
    text-align: center;
    margin-bottom: 4rem;
    position: relative;
}

.product-showcase .showcase-header h2 {
    font-size: 3.2rem;
    font-weight: 800;
    color: var(--dark-color);
    margin-bottom: 0;
    background: linear-gradient(135deg, #1e293b 0%, #3b82f6 50%, #06b6d4 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    position: relative;
    letter-spacing: -0.02em;
    line-height: 1.1;
}

.product-showcase .showcase-header h2::after {
    content: '';
    position: absolute;
    bottom: -20px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background: linear-gradient(90deg, #3b82f6 0%, #06b6d4 100%);
    border-radius: 2px;
    box-shadow: 0 0 20px rgba(59, 130, 246, 0.4);
}

/* Video Showcase 简化标题优化 */
.video-showcase .section-header {
    text-align: center;
    margin-bottom: 4rem;
    position: relative;
    z-index: 2;
}

.video-showcase .section-title {
    color: #ffffff;
    font-size: 3.2rem;
    font-weight: 800;
    margin-bottom: 0;
    background: linear-gradient(135deg, #ffffff 0%, #a78bfa 40%, #06b6d4 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    position: relative;
    letter-spacing: -0.02em;
    line-height: 1.1;
}

.video-showcase .section-title::after {
    content: '';
    position: absolute;
    bottom: -20px;
    left: 50%;
    transform: translateX(-50%);
    width: 100px;
    height: 4px;
    background: linear-gradient(90deg, #9333ea 0%, #06b6d4 50%, #10b981 100%);
    border-radius: 2px;
    box-shadow: 0 0 20px rgba(147, 51, 234, 0.5);
}

/* Company Gallery 简化标题优化 */
.company-gallery .section-header {
    text-align: center;
    margin-bottom: 4rem;
    position: relative;
    z-index: 2;
}

.company-gallery .section-title {
    color: #ffffff;
    font-size: 3.2rem;
    font-weight: 800;
    margin-bottom: 0;
    background: linear-gradient(135deg, #ffffff 0%, #06b6d4 30%, #ec4899 70%, #10b981 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    position: relative;
    letter-spacing: -0.02em;
    line-height: 1.1;
}

.company-gallery .section-title::after {
    content: '';
    position: absolute;
    bottom: -20px;
    left: 50%;
    transform: translateX(-50%);
    width: 120px;
    height: 4px;
    background: linear-gradient(90deg, #06b6d4 0%, #ec4899 50%, #10b981 100%);
    border-radius: 2px;
    box-shadow: 0 0 20px rgba(6, 182, 212, 0.5);
}

/* 整体间距优化 */
.video-showcase {
    padding: 5rem 0 4rem;
}

.company-gallery {
    padding: 5rem 0 4rem;
}

.product-showcase {
    padding: 5rem 0 4rem;
}

/* 响应式优化 */
@media (max-width: 768px) {
    .product-showcase .showcase-header h2,
    .video-showcase .section-title,
    .company-gallery .section-title {
        font-size: 2.4rem;
    }
    
    .product-showcase .showcase-header h2::after,
    .video-showcase .section-title::after,
    .company-gallery .section-title::after {
        width: 60px;
        height: 3px;
        bottom: -15px;
    }
    
    .video-showcase,
    .company-gallery,
    .product-showcase {
        padding: 4rem 0 3rem;
    }
    
    .product-showcase .showcase-header,
    .video-showcase .section-header,
    .company-gallery .section-header {
        margin-bottom: 3rem;
    }
}

@media (max-width: 480px) {
    .product-showcase .showcase-header h2,
    .video-showcase .section-title,
    .company-gallery .section-title {
        font-size: 2rem;
    }
    
    .product-showcase .showcase-header h2::after,
    .video-showcase .section-title::after,
    .company-gallery .section-title::after {
        width: 50px;
        height: 3px;
        bottom: -12px;
    }
}




.product-showcase {
    padding: 4rem 0 5rem;
    position: relative;
}

.product-showcase::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent 0%, rgba(59, 130, 246, 0.3) 50%, transparent 100%);
}

.product-showcase .showcase-grid {
    margin-top: 0;
}

.video-showcase {
    padding: 4rem 0 5rem;
    position: relative;
}

.video-showcase::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent 0%, rgba(147, 51, 234, 0.4) 50%, transparent 100%);
}

.video-showcase .video-slider-container {
    margin-top: 0;
}

.company-gallery {
    padding: 4rem 0 5rem;
    position: relative;
}

.company-gallery::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent 0%, rgba(6, 182, 212, 0.4) 50%, transparent 100%);
}

.company-gallery .gallery-container {
    margin-top: 0;
}
.product-showcase,
.video-showcase,
.company-gallery {
    box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.1);
}

/* 为第一个产品卡片添加微妙的动画提示 */
.showcase-category.large-card {
    position: relative;
}

.showcase-category.large-card::before {
    content: '';
    position: absolute;
    top: -2px;
    left: -2px;
    right: -2px;
    bottom: -2px;
    background: linear-gradient(135deg, #3b82f6, #06b6d4, #10b981);
    border-radius: 24px;
    opacity: 0;
    transition: opacity 0.3s ease;
    z-index: -1;
}

.showcase-category.large-card:hover::before {
    opacity: 0.1;
}

/* 视频区域增强效果 */
.video-slider-wrapper {
    margin-top: 0;
    transform: translateY(0);
    transition: transform 0.3s ease;
}

.video-slider-wrapper:hover {
    transform: translateY(-5px);
}

/* 画廊区域增强效果 */
.gallery-container {
    position: relative;
}

.gallery-container::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent 0%, rgba(6, 182, 212, 0.3) 50%, transparent 100%);
}

/* 响应式优化 */
@media (max-width: 768px) {
    .product-showcase,
    .video-showcase,
    .company-gallery {
        padding: 3rem 0 4rem;
    }
}

@media (max-width: 480px) {
    .product-showcase,
    .video-showcase,
    .company-gallery {
        padding: 2.5rem 0 3rem;
    }
}



/* 为产品展示区域添加微妙的背景渐变 */
.product-showcase {
    background: linear-gradient(180deg, 
        rgba(248, 250, 252, 0.5) 0%, 
        rgba(255, 255, 255, 0.8) 50%, 
        rgba(248, 250, 252, 0.3) 100%);
}

/* 视频区域的背景渐变 */
.video-showcase {
    background: linear-gradient(180deg, 
        rgba(250, 245, 255, 0.4) 0%, 
        rgba(255, 255, 255, 0.8) 50%, 
        rgba(250, 245, 255, 0.3) 100%);
}

/* 画廊区域的背景渐变 */
.company-gallery {
    background: linear-gradient(180deg, 
        rgba(240, 253, 255, 0.4) 0%, 
        rgba(255, 255, 255, 0.8) 50%, 
        rgba(240, 253, 255, 0.3) 100%);
}

/* 产品卡片增强动画 */
.showcase-category {
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.showcase-category:hover {
    transform: translateY(-8px) scale(1.02);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
}

/* 视频卡片增强效果 */
.video-card {
    transition: all 0.3s ease;
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.video-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 15px 35px rgba(147, 51, 234, 0.15);
    border-color: rgba(147, 51, 234, 0.3);
}

/* 画廊图片增强效果 */
.gallery-item {
    transition: all 0.3s ease;
    border-radius: 12px;
    overflow: hidden;
}

.gallery-item:hover {
    transform: scale(1.05);
    box-shadow: 0 12px 28px rgba(6, 182, 212, 0.2);
}

/* 添加微妙的分割线动画 */
.product-showcase::before,
.video-showcase::before,
.company-gallery::before {
    transition: all 0.3s ease;
}

.product-showcase:hover::before {
    background: linear-gradient(90deg, transparent 0%, rgba(59, 130, 246, 0.6) 50%, transparent 100%);
}

.video-showcase:hover::before {
    background: linear-gradient(90deg, transparent 0%, rgba(147, 51, 234, 0.6) 50%, transparent 100%);
}

.company-gallery:hover::before {
    background: linear-gradient(90deg, transparent 0%, rgba(6, 182, 212, 0.6) 50%, transparent 100%);
}

/* 统一设置page-header p为白色文字 */
.page-header p {
    color: white !important;
}

/* 优化Support菜单的mega-menu显示大小 */
/* Support菜单特殊优化 - 调整大小和布局 */
.services-link-dropdown + .mega-menu {
    width: 600px;
    max-width: 600px;
}

.services-link-dropdown + .mega-menu .mega-menu-content {
    display: grid;
    grid-template-columns: 1fr 1fr 200px;
    gap: 2rem;
    padding: 2rem;
    min-height: 280px;
    max-height: 320px;
}

.services-link-dropdown + .mega-menu .mega-menu-column {
    padding: 0;
}

.services-link-dropdown + .mega-menu .mega-menu-column h4 {
    font-size: 1rem;
    margin-bottom: 1rem;
    padding-bottom: 0.5rem;
    border-bottom: 2px solid #e2e8f0;
}

.services-link-dropdown + .mega-menu .mega-menu-column ul {
    margin: 0;
    padding: 0;
}

.services-link-dropdown + .mega-menu .mega-menu-column li {
    margin-bottom: 0.8rem;
}

.services-link-dropdown + .mega-menu .mega-menu-column a {
    font-size: 0.9rem;
    padding: 0.5rem 0;
    display: block;
}

/* Support菜单推广区域优化 */
.services-link-dropdown + .mega-menu .mega-menu-promo {
    padding: 0;
}

.services-link-dropdown + .mega-menu .mega-menu-ad {
    height: 100%;
    border-radius: 8px;
    overflow: hidden;
}

.services-link-dropdown + .mega-menu .mega-menu-ad-image {
    height: 100%;
    object-fit: cover;
}

.services-link-dropdown + .mega-menu .mega-menu-ad-overlay {
    padding: 1rem;
}

.services-link-dropdown + .mega-menu .mega-menu-ad-overlay h5 {
    font-size: 0.8rem;
    margin-bottom: 0.5rem;
}

.services-link-dropdown + .mega-menu .mega-menu-ad-overlay p {
    font-size: 0.9rem;
    margin-bottom: 0.8rem;
}

.services-link-dropdown + .mega-menu .ad-cta {
    font-size: 0.8rem;
    padding: 0.4rem 0.8rem;
}

/* Support菜单响应式优化 */
@media (max-width: 1024px) {
    .services-link-dropdown + .mega-menu {
        width: 500px;
        max-width: 500px;
    }
    
    .services-link-dropdown + .mega-menu .mega-menu-content {
        grid-template-columns: 1fr 1fr 160px;
        gap: 1.5rem;
        padding: 1.5rem;
        min-height: 240px;
        max-height: 280px;
    }
}

@media (max-width: 768px) {
    .services-link-dropdown + .mega-menu {
        width: 400px;
        max-width: 400px;
    }
    
    .services-link-dropdown + .mega-menu .mega-menu-content {
        grid-template-columns: 1fr 1fr;
        gap: 1rem;
        padding: 1rem;
        min-height: 200px;
        max-height: 240px;
    }
    
    .services-link-dropdown + .mega-menu .mega-menu-promo {
        display: none;
    }
}