/* 全局变量定义 - 统一颜色系统 */
        :root {
            --primary: #165DFF;
            --primary-light: #4080FF;
            --primary-dark: #0E42D2;
            --secondary: #0CC0DF;
            --accent: #7B61FF;
            --dark: #1D2129;
            --dark-light: #2B303A;
            --light: #F2F3F5;
            --text: #4E5969;
            --text-light: #86909C;
            --white: #FFFFFF;
            --transition: all 0.3s ease;
            --shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
            --shadow-hover: 0 15px 35px rgba(0, 0, 0, 0.15);
        }
        
        /* 基础样式重置 */
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
        }
        
        body {
            background-color: var(--white);
            color: var(--text);
            overflow-x: hidden;
            line-height: 1.6;
        }
        
        /* 容器样式 */
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        
        /* 通用标题样式 */
        .section-title {
            font-size: 2.5rem;
            font-weight: 700;
            margin-bottom: 20px;
            background: linear-gradient(90deg, var(--primary), var(--secondary));
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
            text-align: center;
        }
        
        .section-description {
            font-size: 1.1rem;
            color: var(--text);
            max-width: 800px;
            margin: 0 auto 60px;
            text-align: center;
            line-height: 1.7;
        }
        
        /* 按钮样式 */
        .btn {
            padding: 12px 30px;
            border-radius: 50px;
            font-weight: 600;
            text-decoration: none;
            transition: all 0.3s ease;
            display: inline-block;
            position: relative;
            overflow: hidden;
            border: none;
            cursor: pointer;
            font-size: 1rem;
        }
        
        .btn-primary {
            background: linear-gradient(90deg, var(--primary), var(--secondary));
            color: var(--white);
        }
        
        .btn-primary:hover {
            transform: translateY(-3px);
            box-shadow: 0 10px 20px rgba(22, 93, 255, 0.3);
        }
        
        .btn-secondary {
            background: transparent;
            color: var(--white);
            border: 2px solid var(--white);
        }
        
        .btn-secondary:hover {
            background: rgba(255, 255, 255, 0.1);
            transform: translateY(-3px);
        }
        
        .btn-dark {
            background: #0e42d2;
            color: var(--white);
        }
        
        .btn-dark:hover {
            background:#0cc0df;
            transform: translateY(-3px);
            box-shadow: var(--shadow);
        }
        
        .btn::after {
            content: '';
            position: absolute;
            top: 50%;
            left: 50%;
            width: 0;
            height: 0;
            background: #0cc0df;
            border-radius: 50%;
            transform: translate(-50%, -50%);
            transition: width 0.6s ease, height 0.6s ease, opacity 0.6s ease;
            opacity: 1;
        }
        
        .btn:hover::after {
            width: 300px;
            height: 300px;
            opacity: 0;
        }
        
        /* 导航栏样式 */
        header {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            z-index: 1000;
            padding: 20px 5%;
            transition: var(--transition);
        }
        
        .navbar {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        
        .logo {
            display: flex;
            align-items: center;
            gap: 10px;
            text-decoration: none;
        }
        
        .logo img {
            height: 40px;
            width: auto;
            border-radius: 5px;
        }
        
        .logo-text {
            font-size: 24px;
            font-weight: 700;
            background: linear-gradient(90deg, #4080ff, var(--secondary));
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
        }
        
        .nav-links {
            display: flex;
            gap: 30px;
        }
        
        .nav-links a {
            color: var(--white);
            text-decoration: none;
            font-weight: 500;
            position: relative;
            padding: 5px 0;
            transition: color 0.3s ease;
        }
        
        .nav-links a:hover {
            color: #0cc0df;
        }
        
        .nav-links a::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 0;
            height: 2px;
            background: linear-gradient(90deg, var(--primary-light), var(--secondary));
            transition: width 0.3s ease;
        }
        
        .nav-links a:hover::after {
            width: 100%;
        }
        
        .mobile-menu-btn {
            display: none;
            color: var(--white);
            font-size: 24px;
            cursor: pointer;
        }
        
        /* Banner 样式 */
        .banner {
            position: relative;
            height: 100vh;
            display: flex;
            align-items: center;
            overflow: hidden;
        }
        
        .video-bg {
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            object-fit: cover;
            z-index: -1;
        }
        
        .overlay {
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: linear-gradient(90deg, #032c9f, rgb(38 2 80 / 20%));
            z-index: 0;
        }
        
        .banner-content {
            position: relative;
            z-index: 1;
            width: 100%;
            max-width: 800px;
            padding: 0 5%;
        }
        
        .banner-text {
            margin-bottom: 40px;
        }
        
        .banner-title {
            font-size: 3.5rem;
            font-weight: 800;
            color: var(--white);
            margin-bottom: 20px;
            line-height: 1.2;
            min-height: 70px;
            overflow: hidden;
        }
        
        .banner-description {
            font-size: 1.2rem;
            color: #e6e6e6;
            margin-bottom: 30px;
            max-width: 600px;
            height: 40px;
        }
        
        .btn-group {
            display: flex;
            flex-wrap: wrap;
            gap: 20px;
        }
        
        /* 产品展示区样式 */
        .products {
            padding: 120px 5%;
            background-color: #f9fafb;
        }
        
        .section-header {
            text-align: center;
            margin-bottom: 80px;
        }
        
        .products-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
            gap: 30px;
        }
        
        .product-card {
            background: var(--white);
            border-radius: 15px;
            padding: 30px;
            box-shadow: var(--shadow);
            transition: var(--transition);
            position: relative;
            overflow: hidden;
        }
        
        .product-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 5px;
            background: linear-gradient(90deg, var(--primary), var(--secondary));
            transform: translateX(-100%);
            transition: transform 0.3s ease;
        }
        
        .product-card:hover {
            transform: translateY(-10px);
            box-shadow: var(--shadow-hover);
        }
        
        .product-card:hover::before {
            transform: translateX(0);
        }
        
        .product-icon {
            width: 60px;
            height: 60px;
            border-radius: 15px;
            background: linear-gradient(135deg, rgba(22, 93, 255, 0.1), rgba(12, 192, 223, 0.1));
            display: flex;
            align-items: center;
            justify-content: center;
            margin-bottom: 25px;
        }
        
        .product-icon i {
            font-size: 28px;
            color: var(--primary);
        }
        
        .product-title {
            font-size: 22px;
            font-weight: 600;
            color: var(--dark);
            margin-bottom: 15px;
        }
        
        .product-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
            margin-bottom: 20px;
        }
        
        .product-tag {
            font-size: 12px;
            padding: 3px 10px;
            border-radius: 20px;
            background-color: rgba(22, 93, 255, 0.1);
            color: var(--primary);
        }
        
        .product-description {
            font-size: 16px;
            color: var(--text);
            margin-bottom: 25px;
            line-height: 1.6;
        }
        
        .product-link {
            display: inline-flex;
            align-items: center;
            color: var(--primary);
            font-weight: 500;
            text-decoration: none;
            transition: color 0.3s ease;
            float: right;
        }
        
        .product-link i {
            margin-left: 5px;
            transition: transform 0.3s ease;
        }
        
        .product-link:hover {
            color: #0cc0df;
        }
        
        .product-link:hover i {
            transform: translateX(5px);
        }
        
        /* AI智能眼镜板块样式 */
        .ai-glasses-section {
            padding: 120px 5%;
            background: linear-gradient(135deg, var(--dark) 0%, var(--dark-light) 100%);
            color: var(--white);
            position: relative;
            overflow: hidden;
        }
        
        .ai-glasses-section::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background-image: 
                radial-gradient(circle at 20% 30%, rgba(22, 93, 255, 0.1) 0%, transparent 40%),
                radial-gradient(circle at 80% 70%, rgba(12, 192, 223, 0.1) 0%, transparent 40%);
            z-index: 0;
        }
        
        .ai-glasses-container {
            max-width: 1300px;
            margin: 0 auto;
            position: relative;
            z-index: 1;
        }
        
        .ai-glasses-header {
            text-align: center;
            margin-bottom: 60px;
            position: relative;
        }
        
        .ai-glasses-header::after {
            content: '';
            display: block;
            width: 80px;
            height: 3px;
            background: linear-gradient(90deg, var(--primary), var(--secondary));
            margin: 20px auto 0;
            border-radius: 3px;
        }
        
        .ai-glasses-title {
            font-size: 2.5rem;
            margin-bottom: 20px;
            background: linear-gradient(90deg, var(--primary), var(--secondary));
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
            font-weight: 700;
        }
        
        .ai-glasses-description {
            font-size: 1.1rem;
            color: #cbd5e1;
            max-width: 800px;
            margin: 0 auto;
            line-height: 1.6;
        }
        
        .ai-glasses-stores {
            display: flex;
            flex-wrap: wrap;
            gap: 30px;
            justify-content: center;
        }
        
        .ai-glass-store-card {
            flex: 1;
            min-width: 300px;
            max-width: 500px;
            background: rgba(30, 41, 59, 0.5);
            backdrop-filter: blur(10px);
            border-radius: 12px;
            padding: 30px;
            border: 1px solid rgba(22, 93, 255, 0.1);
            transition: var(--transition);
            box-shadow: 0 10px 30px -5px rgba(0, 0, 0, 0.2);
        }
        
        .ai-glass-store-card:hover {
            transform: translateY(-5px);
            border-color: rgba(22, 93, 255, 0.3);
            box-shadow: 0 15px 35px -5px rgba(0, 0, 0, 0.3);
        }
        
        .store-title {
            display: flex;
            align-items: center;
            margin-bottom: 25px;
            padding-bottom: 15px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.1);
        }
        
        .store-icon {
            width: 40px;
            height: 40px;
            background-color: var(--primary);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            margin-right: 15px;
            font-size: 1.2rem;
        }
        
        .store-name {
            font-size: 1.3rem;
            font-weight: 600;
            color: #e2e8f0;
        }
        
        .store-products {
            display: flex;
            flex-direction: column;
            gap: 25px;
        }
        
        .glass-product {
            display: flex;
            gap: 20px;
            background: rgba(15, 23, 42, 0.6);
            border-radius: 8px;
            overflow: hidden;
            transition: var(--transition);
            border: 1px solid rgba(22, 93, 255, 0.05);
        }
        
        .glass-product:hover {
            border-color: rgba(22, 93, 255, 0.2);
        }
        
        .product-image {
            width: 120px;
            flex-shrink: 0;
            
            overflow: hidden;
        }
        
        .product-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.3s ease;
        }
        
        .glass-product:hover .product-image img {
            transform: scale(1.05);
        }
        
        .product-info {
            flex: 1;
            padding: 15px 10px 15px 0;
            display: flex;
            flex-direction: column;
        }
        
        .product-name {
            font-weight: 600;
            font-size: 1.1rem;
            margin-bottom: 8px;
            color: #f1f5f9;
        }
        
        .product-desc {
            font-size: 0.9rem;
            color: #94a3b8;
            margin-bottom: 12px;
            flex-grow: 1;
            line-height: 1.4;
        }
        
        .product-prices {
            display: flex;
            align-items: center;
            margin-bottom: 12px;
        }
        
        .current-price {
            color: var(--primary-light);
            font-weight: 700;
            font-size: 1.1rem;
            margin-right: 10px;
        }
        
        .market-price {
            color: #94a3b8;
            font-size: 0.9rem;
            text-decoration: line-through;
        }
        
        .buy-button {
            align-self: flex-start;
            background: linear-gradient(90deg, var(--primary), var(--primary-dark));
            color: white;
            border: none;
            padding: 8px 16px;
            border-radius: 4px;
            font-weight: 600;
            cursor: pointer;
            transition: var(--transition);
            font-size: 0.9rem;
            display: flex;
            align-items: center;
            gap: 5px;
            text-decoration: none;
        }
        
        .buy-button i {
            font-size: 0.8rem;
        }
        
        .buy-button:hover {
            background: linear-gradient(90deg, var(--primary-light), var(--primary));
            transform: translateY(-2px);
        }
        
        /* 数据量展示样式 */
        .stats {
            padding: 120px 0;
            background: linear-gradient(135deg, var(--primary), var(--primary-dark));
            color: var(--white);
            position: relative;
            overflow: hidden;
        }
        
        .stats::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background-image: 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='0.05'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
        }
        
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 30px;
            position: relative;
            z-index: 2;
        }
        
        .stat-card {
            text-align: center;
            padding: 35px 20px;
            background-color: rgba(255, 255, 255, 0.08);
            backdrop-filter: blur(10px);
            border-radius: 16px;
            transition: var(--transition);
            border: 1px solid rgba(255, 255, 255, 0.1);
        }
        
        .stat-card:hover {
            transform: translateY(-10px);
            background-color: rgba(255, 255, 255, 0.12);
        }
        
        .stat-icon {
            width: 80px;
            height: 80px;
            border-radius: 50%;
            background-color: rgba(255, 255, 255, 0.1);
            color: var(--white);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 2.2rem;
            margin: 0 auto 25px;
            transition: var(--transition);
        }
        
        .stat-card:hover .stat-icon {
            transform: scale(1.1) rotate(10deg);
        }
        
        .stat-number {
            font-size: 3rem;
            font-weight: 800;
            margin-bottom: 15px;
            position: relative;
            display: inline-block;
        }
        
        .stat-number::after {
            content: '';
            position: absolute;
            bottom: 10px;
            left: 0;
            width: 100%;
            height: 8px;
            background-color: rgba(255, 255, 255, 0.1);
            z-index: -1;
            border-radius: 4px;
        }
        
        .stat-title {
            font-size: 1.2rem;
            font-weight: 500;
            opacity: 0.9;
        }
        
        /* 关于我们 */
        .about-section {
            padding: 120px 0;
            background-color: white;
        }
        
        .about-content {
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 50px;
        }
        
        .about-text {
            flex: 1;
            min-width: 300px;
        }
        
        .about-text h2 {
            font-size: 2.2rem;
            font-weight: 700;
            margin-bottom: 20px;
            color: var(--dark);
        }
        
        .about-text p {
            margin-bottom: 20px;
            color: var(--text);
            font-size: 1.05rem;
        }
        
        .about-image {
            flex: 1;
            min-width: 300px;
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 20px;
        }
        
        .about-image img {
            width: 100%;
            border-radius: 15px;
            box-shadow: var(--shadow);
            transition: transform 0.3s ease;
            object-fit: cover;
            height: 180px;
        }
        
        .about-image img:hover {
            transform: scale(1.05);
        }
        
        /* 公司愿景 */
        .vision {
            padding: 120px 0;
            background: linear-gradient(135deg, var(--primary-light) 0%, var(--accent) 100%);
            color: var(--white);
            text-align: center;
            position: relative;
            overflow: hidden;
        }
        
        .vision::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background-image: 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='0.1'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
        }
        
        .vision-content {
            position: relative;
            z-index: 1;
            max-width: 800px;
            margin: 0 auto;
        }
        
        .vision-quote {
            font-size: 2.5rem;
            font-weight: 700;
            margin-bottom: 30px;
            line-height: 1.4;
        }
        
        .vision-text {
            font-size: 1.1rem;
            margin-bottom: 40px;
            opacity: 0.9;
        }
        
        /* 页脚样式 */
        footer {
            background-color: var(--dark);
            color: var(--white);
            padding: 80px 5% 40px;
        }
        
        .footer-content {
            display: flex;
            flex-wrap: wrap;
            gap: 50px;
            margin-bottom: 50px;
        }
        
        .footer-column {
            flex: 1;
            min-width: 250px;
        }
        
        .footer-column h3 {
            font-size: 20px;
            margin-bottom: 30px;
            position: relative;
            padding-bottom: 10px;
        }
        
        .footer-column h3::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 50px;
            height: 3px;
            background: linear-gradient(90deg, var(--primary), var(--secondary));
            border-radius: 3px;
        }
        
        .contact-info {
            list-style: none;
        }
        
        .contact-info li {
            margin-bottom: 15px;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        
        .contact-info i {
            color: var(--secondary);
            width: 20px;
            text-align: center;
        }
        
        .qr-codes {
            display: flex;
            gap: 30px;
        }
        
        .qr-code {
            text-align: center;
        }
        
        .qr-code img {
            width: 120px;
            height: 120px;
            border-radius: 8px;
            margin-bottom: 10px;
            border: 2px solid rgba(255, 255, 255, 0.1);
        }
        
        .friend-links {
            /* display: flex; */
            flex-wrap: wrap;
            gap: 15px 25px;
            margin: 30px;
            padding-top: 20px;
            border-top: 1px solid rgba(255, 255, 255, 0.1);
		text-align: center;
		}
        
        .friend-links a {
            color: rgba(255, 255, 255, 0.7);
            text-decoration: none;
            transition: color 0.3s ease;
            font-size: 14px;
        }
        
        .friend-links a:hover {
            color: var(--secondary);
        }
        
        .copyright {
            text-align: center;
            padding-top: 20px;
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            font-size: 14px;
            color: rgba(255, 255, 255, 0.5);
        }
        
        .copyright a {
            color: rgba(255, 255, 255, 0.7);
            text-decoration: none;
        }
        
        .copyright a:hover {
            color: var(--secondary);
        }
        
        /* 滚动动画 */
        .fade-in {
            opacity: 0;
            transform: translateY(30px);
            transition: opacity 0.8s ease, transform 0.8s ease;
        }
        
        .fade-in.active {
            opacity: 1;
            transform: translateY(0);
        }
        
        /* 响应式设计 */
        @media (max-width: 1024px) {
            .banner-title {
                font-size: 3rem;
            }
        }
        
        @media (max-width: 768px) {
            /* 导航栏响应式 */
            .nav-links {
                display: none;
                position: absolute;
                top: 100%;
                left: 0;
                width: 100%;
                background-color: rgba(0, 0, 0, 0.95);
                flex-direction: column;
                padding: 20px 5%;
                gap: 15px;
            }
            
            .nav-links.active {
                display: flex;
            }
            
            .mobile-menu-btn {
                display: block;
            }
            
            /* Banner响应式 */
            .banner-content {
                text-align: center;
            }
            
            .btn-group {
                justify-content: center;
            }
            
            .banner-title {
                font-size: 2.5rem;
            }
            
            .banner-description {
                font-size: 1rem;
                margin-left: auto;
                margin-right: auto;
            }
            
            /* 通用标题响应式 */
            .section-title, .ai-glasses-title {
                font-size: 2rem;
            }
            
            .section-description, .ai-glasses-description {
                font-size: 1rem;
            }
            
            /* 愿景区域响应式 */
            .vision-quote {
                font-size: 2rem;
            }
            
            /* 眼镜产品响应式 */
            .glass-product {
                flex-direction: column;
            }
            
            .product-image {
                width: 100%;
                height: 180px;
            }
            
            .product-info {
                padding: 15px;
            }
            
            .buy-button {
                align-self: stretch;
                justify-content: center;
                padding: 10px;
            }
            
            /* 关于我们响应式 */
            .about-content {
                gap: 30px;
            }
            
            .about-text h2 {
                font-size: 1.8rem;
            }
        }
        
        @media (max-width: 576px) {
            /* 按钮响应式 */
            .btn {
                padding: 10px 20px;
                font-size: 0.9rem;
                width: 100%;
                text-align: center;
            }
            
            .btn-group {
                gap: 15px;
            }
            
            /* Banner响应式 */
            .banner-title {
                font-size: 2rem;
            }
            
            /* 产品网格响应式 */
            .products-grid {
                grid-template-columns: 1fr;
            }
            
            /* 数据统计响应式 */
            .stat-number {
                font-size: 2.5rem;
            }
            
            /* 二维码响应式 */
            .qr-codes {
                flex-direction: column;
                gap: 20px;
            }
            
            /* 关于我们图片响应式 */
            .about-image {
                grid-template-columns: 1fr;
            }
        }