:root {
            --primary: #2563eb;
            --primary-dark: #1d4ed8;
            --secondary: #0ea5e9;
            --accent: #8b5cf6;
            --success: #10b981;
            --warning: #f59e0b;
            --danger: #ef4444;
            --purple: #a855f7;
            --pink: #ec4899;
            --dark: #1e293b;
            --darker: #0f172a;
            --light: #f8fafc;
            --gray: #64748b;
            --light-gray: #e2e8f0;
            --border-radius: 16px;
            --transition: all 0.3s ease;
            --shadow: 0 6px 16px rgba(0, 0, 0, 0.08);
            --shadow-hover: 0 12px 24px rgba(0, 0, 0, 0.15);
            --feature-gradient: linear-gradient(135deg, #f0f9ff, #e2e8f0);
        }

        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }

        body {
            font-family: 'Segoe UI', 'PingFang SC', 'Microsoft YaHei', sans-serif;
            background: linear-gradient(135deg, #f0f9ff, #e2e8f0);
            color: var(--dark);
            line-height: 1.6;
            overflow-x: hidden;
        }

        /* 新增二维码弹窗样式 */
        .qr-modal {
            display: none;
            position: fixed;
            z-index: 2000;
            left: 0;
            top: 0;
            width: 100%;
            height: 100%;
            background-color: rgba(0, 0, 0, 0.7);
            backdrop-filter: blur(5px);
            opacity: 0;
            transition: opacity 0.4s ease;
        }
        
        .qr-modal.active {
            display: flex;
            justify-content: center;
            align-items: center;
            opacity: 1;
        }
        
        .qr-modal-content {
            background: white;
            border-radius: var(--border-radius);
            width: 90%;
            max-width: 500px;
            padding: 40px;
            text-align: center;
            position: relative;
            transform: translateY(20px);
            transition: transform 0.4s ease;
            box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
        }
        
        .qr-modal.active .qr-modal-content {
            transform: translateY(0);
        }
        
        .close-modal {
            position: absolute;
            top: 20px;
            right: 20px;
            font-size: 28px;
            color: var(--gray);
            cursor: pointer;
            transition: var(--transition);
            width: 40px;
            height: 40px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
        }
        
        .close-modal:hover {
            color: var(--danger);
            background: rgba(239, 68, 68, 0.1);
        }
        
        .qr-title {
            font-size: 1.8rem;
            margin-bottom: 10px;
            color: var(--dark);
            font-weight: 700;
        }
        
        .qr-subtitle {
            color: var(--gray);
            margin-bottom: 30px;
            font-size: 1.1rem;
        }
        
        .qr-code-container {
            background: white;
            border-radius: 12px;
            padding: 20px;
            display: inline-block;
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
            margin-bottom: 25px;
        }
        
        .qr-code {
            width: 220px;
            height: 220px;
            object-fit: contain;
            border: 1px solid var(--light-gray);
            border-radius: 8px;
        }
        
        .qr-tip {
            background: rgba(37, 99, 235, 0.1);
            color: var(--primary);
            padding: 15px;
            border-radius: var(--border-radius);
            font-size: 1rem;
            margin-top: 20px;
        }
        
        .qr-tip i {
            margin-right: 8px;
        }

        /* 其他原有样式保持不变 */
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }

        .header {
            background: white;
            box-shadow: var(--shadow);
            position: sticky;
            top: 0;
            z-index: 100;
            padding: 15px 0;
        }

        .navbar {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }

        .logo {
            display: flex;
            align-items: center;
            gap: 10px;
            text-decoration: none;
            font-size: 1.5rem;
            font-weight: 700;
        }

        .logo-text {
            background: linear-gradient(90deg, var(--primary), var(--secondary));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

        .nav-menu {
            display: flex;
            list-style: none;
            margin: 0 20px;
            flex: 1;
            justify-content: center;
        }

        .nav-menu li {
            margin: 0 15px;
            position: relative;
        }

        .nav-menu a {
            text-decoration: none;
            color: var(--dark);
            font-weight: 600;
            padding: 8px 12px;
            border-radius: 8px;
            transition: var(--transition);
            display: block;
        }

        .nav-menu a:hover {
            color: var(--primary);
            background: rgba(37, 99, 235, 0.05);
        }

        .nav-menu a.active {
            color: var(--primary);
            background: rgba(37, 99, 235, 0.1);
        }

        .nav-menu a.active::after {
            content: '';
            position: absolute;
            bottom: -5px;
            left: 0;
            width: 100%;
            height: 3px;
            background: var(--primary);
            border-radius: 3px;
        }

        .mobile-menu-btn {
            display: none;
            background: transparent;
            border: none;
            font-size: 1.5rem;
            cursor: pointer;
            color: var(--dark);
            margin-right: 15px;
        }
        
        .mobile-menu {
            position: fixed;
            top: 0;
            right: -300px;
            width: 280px;
            height: 100vh;
            background: white;
            box-shadow: -5px 0 15px rgba(0,0,0,0.1);
            z-index: 1000;
            transition: right 0.3s ease;
            padding: 80px 20px 20px;
        }
        
        .mobile-menu.active {
            right: 0;
        }
        
        .mobile-menu ul {
            list-style: none;
        }
        
        .mobile-menu ul li {
            margin-bottom: 15px;
        }
        
        .mobile-menu ul li a {
            display: block;
            padding: 12px 15px;
            border-radius: 8px;
            background: #f8fafc;
            text-decoration: none;
            color: var(--dark);
            font-weight: 600;
            transition: var(--transition);
        }
        
        .mobile-menu ul li a:hover {
            background: rgba(37, 99, 235, 0.1);
            color: var(--primary);
        }
        
        .close-menu {
            position: absolute;
            top: 20px;
            right: 20px;
            background: transparent;
            border: none;
            font-size: 1.5rem;
            cursor: pointer;
            color: var(--dark);
        }
        
        .overlay {
            display: none;
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: rgba(0,0,0,0.5);
            z-index: 999;
        }
        
        .overlay.active {
            display: block;
        }

        .hero-slider {
            position: relative;
            height: 600px;
            overflow: hidden;
            margin-bottom: 80px;
            border-radius: 0 0 30px 30px;
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.15);
        }

        .slides-container {
            display: flex;
            transition: transform 0.8s ease;
            height: 100%;
        }

        .slide {
            min-width: 100%;
            height: 100%;
            position: relative;
            display: flex;
            align-items: center;
            justify-content: center;
            background-size: cover;
            background-position: center;
        }

        .slide-overlay {
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: rgba(0, 0, 0, 0.4);
            z-index: 1;
        }

        .slide-content {
            position: relative;
            z-index: 2;
            max-width: 800px;
            text-align: center;
            padding: 0 20px;
            color: white;
        }

        .slide-title {
            font-size: 3.5rem;
            font-weight: 800;
            margin-bottom: 20px;
            text-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
        }

        .slide-description {
            font-size: 1.5rem;
            margin-bottom: 40px;
            text-shadow: 0 1px 5px rgba(0, 0, 0, 0.3);
        }

        .btn {
            padding: 15px 40px;
            border-radius: 30px;
            font-weight: 600;
            cursor: pointer;
            transition: var(--transition);
            text-decoration: none;
            display: inline-block;
            border: none;
            font-size: 1.1rem;
        }

        .btn-primary {
            background: linear-gradient(135deg, var(--primary), var(--secondary));
            color: white;
            box-shadow: 0 4px 15px rgba(37, 99, 235, 0.3);
        }

        .btn-primary:hover {
            opacity: 0.9;
            transform: translateY(-3px);
            box-shadow: 0 6px 20px rgba(37, 99, 235, 0.4);
        }

        .btn-light {
            background: white;
            color: var(--primary);
            margin-left: 15px;
        }

        .btn-light:hover {
            background: rgba(255, 255, 255, 0.9);
            transform: translateY(-3px);
        }

        .slider-nav {
            position: absolute;
            bottom: 30px;
            left: 50%;
            transform: translateX(-50%);
            display: flex;
            gap: 10px;
            z-index: 10;
        }

        .slider-dot {
            width: 14px;
            height: 14px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.5);
            cursor: pointer;
            transition: var(--transition);
        }

        .slider-dot.active {
            background: white;
            transform: scale(1.2);
        }

        .slider-arrows {
            position: absolute;
            top: 50%;
            width: 100%;
            display: flex;
            justify-content: space-between;
            padding: 0 20px;
            z-index: 10;
            transform: translateY(-50%);
        }

        .slider-arrow {
            width: 50px;
            height: 50px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.2);
            display: flex;
            align-items: center;
            justify-content: center;
            color: white;
            font-size: 1.5rem;
            cursor: pointer;
            transition: var(--transition);
            backdrop-filter: blur(5px);
        }

        .slider-arrow:hover {
            background: rgba(255, 255, 255, 0.3);
            transform: scale(1.1);
        }

        .features-section {
            padding: 80px 0 40px;
            background: var(--feature-gradient);
        }

        .section-title {
            text-align: center;
            margin-bottom: 60px;
        }

        .section-title h2 {
            font-size: 2.8rem;
            font-weight: 800;
            margin-bottom: 20px;
            color: var(--dark);
            position: relative;
            display: inline-block;
        }

        .section-title h2::after {
            content: '';
            position: absolute;
            bottom: -15px;
            left: 50%;
            transform: translateX(-50%);
            width: 120px;
            height: 5px;
            background: linear-gradient(90deg, var(--primary), var(--accent));
            border-radius: 5px;
        }

        .section-subtitle {
            font-size: 1.2rem;
            color: var(--gray);
            max-width: 700px;
            margin: 30px auto 0;
        }

        .features-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: 30px;
            margin-top: 30px;
        }

        .feature-card {
            background: white;
            border-radius: var(--border-radius);
            overflow: hidden;
            box-shadow: var(--shadow);
            transition: var(--transition);
            display: flex;
            flex-direction: column;
            height: 100%;
            padding: 30px;
            position: relative;
            border: 1px solid rgba(37, 99, 235, 0.1);
        }

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

        .feature-icon {
            width: 70px;
            height: 70px;
            border-radius: 50%;
            margin: 0 auto 25px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 2rem;
            color: white;
            background: linear-gradient(135deg, var(--primary), var(--secondary));
        }

        .feature-title {
            font-size: 1.5rem;
            margin-bottom: 15px;
            font-weight: 700;
            text-align: center;
            color: var(--dark);
        }

        .feature-description {
            color: var(--gray);
            font-size: 1rem;
            line-height: 1.7;
            text-align: center;
            margin-bottom: 20px;
        }

        .products-section {
            padding: 80px 0;
            background: white;
        }

        .products-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
            gap: 30px;
        }

        .product-card {
            background: white;
            border-radius: var(--border-radius);
            overflow: hidden;
            box-shadow: var(--shadow);
            transition: var(--transition);
            display: flex;
            flex-direction: column;
            height: 100%;
            position: relative;
            border: 1px solid rgba(37, 99, 235, 0.1);
        }

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

        .product-badge {
            position: absolute;
            top: 20px;
            right: -30px;
            background: var(--warning);
            color: white;
            padding: 5px 35px;
            font-size: 0.9rem;
            font-weight: 600;
            transform: rotate(45deg);
        }

        .product-header {
            padding: 30px 30px 20px;
            text-align: center;
            position: relative;
            z-index: 2;
        }

        .product-icon {
            width: 80px;
            height: 80px;
            border-radius: 50%;
            margin: 0 auto 20px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 2.2rem;
            color: white;
        }

        .product-title {
            font-size: 1.8rem;
            margin-bottom: 15px;
            font-weight: 700;
        }

        .product-description {
            color: var(--gray);
            font-size: 1rem;
            line-height: 1.6;
            margin-bottom: 20px;
        }

        .product-features {
            padding: 20px 30px;
            background: #f8fafc;
            border-top: 1px solid var(--light-gray);
            border-bottom: 1px solid var(--light-gray);
            flex: 1;
        }

        .product-features h4 {
            margin-bottom: 15px;
            color: var(--dark);
            font-size: 1.1rem;
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .product-features h4 i {
            color: var(--primary);
        }

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

        .features-list li {
            padding: 8px 0;
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .features-list li i {
            color: var(--success);
            width: 20px;
        }

        .product-footer {
            padding: 25px 30px;
            text-align: center;
        }

        .testimonials-section {
            padding: 100px 0;
            background: linear-gradient(135deg, #f0f9ff, #e2e8f0);
            position: relative;
        }

        .testimonials-container {
            max-width: 1200px;
            margin: 0 auto;
            position: relative;
            padding: 0 20px;
        }

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

        .testimonials-header h2 {
            font-size: 2.8rem;
            font-weight: 800;
            margin-bottom: 20px;
            color: var(--dark);
            position: relative;
            display: inline-block;
        }

        .testimonials-header h2::after {
            content: '';
            position: absolute;
            bottom: -15px;
            left: 50%;
            transform: translateX(-50%);
            width: 120px;
            height: 5px;
            background: linear-gradient(90deg, var(--primary), var(--accent));
            border-radius: 5px;
        }

        .testimonials-header p {
            font-size: 1.2rem;
            color: var(--gray);
            max-width: 700px;
            margin: 30px auto 0;
        }

        .testimonials-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
            gap: 30px;
            margin-bottom: 50px;
        }

        .testimonial-card {
            background: white;
            border-radius: var(--border-radius);
            padding: 35px;
            box-shadow: var(--shadow);
            transition: var(--transition);
            position: relative;
            border: 1px solid rgba(37, 99, 235, 0.1);
            display: flex;
            flex-direction: column;
        }

        .testimonial-card:hover {
            transform: translateY(-10px) scale(1.02);
            box-shadow: var(--shadow-hover);
        }

        .testimonial-header {
            display: flex;
            align-items: center;
            margin-bottom: 25px;
        }

        .user-avatar {
            width: 70px;
            height: 70px;
            border-radius: 50%;
            overflow: hidden;
            margin-right: 20px;
            background: var(--light-gray);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.8rem;
            color: var(--primary);
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
        }

        .user-avatar img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

        .user-info {
            flex: 1;
        }

        .user-name {
            font-size: 1.4rem;
            font-weight: 700;
            margin-bottom: 5px;
            color: var(--dark);
        }

        .user-role {
            color: var(--primary);
            font-size: 1rem;
            font-weight: 500;
        }

        .testimonial-content {
            font-size: 1.05rem;
            line-height: 1.8;
            color: var(--dark);
            margin-bottom: 25px;
            position: relative;
            padding-left: 25px;
            flex: 1;
        }

        .testimonial-content::before {
            content: """;
            position: absolute;
            top: -20px;
            left: -10px;
            font-size: 5rem;
            color: rgba(37, 99, 235, 0.1);
            font-family: Georgia, serif;
            line-height: 1;
            z-index: 0;
        }

        .rating {
            display: flex;
            gap: 5px;
            margin-bottom: 20px;
        }

        .rating i {
            color: #FFD700;
            font-size: 1.4rem;
        }

        .testimonial-footer {
            display: flex;
            align-items: center;
            justify-content: space-between;
            margin-top: 20px;
            border-top: 1px solid var(--light-gray);
            padding-top: 20px;
        }

        .testimonial-date {
            color: var(--gray);
            font-size: 0.9rem;
        }

        .testimonial-product {
            background: rgba(37, 99, 235, 0.1);
            color: var(--primary);
            padding: 5px 15px;
            border-radius: 20px;
            font-size: 0.9rem;
            font-weight: 600;
        }

        .footer {
            background: linear-gradient(135deg, var(--darker), var(--dark));
            color: white;
            padding: 80px 0 30px;
            position: relative;
            overflow: hidden;
        }

        .footer::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: url('data:image/svg+xml;base64,PHN2ZyB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciIHdpZHRoPSIxMDAlIiBoZWlnaHQ9IjEwMCUiPjxkZWZzPjxwYXR0ZXJuIGlkPSJwYXR0ZXJuIiB3aWR0aD0iNDAiIGhlaWdodD0iNDAiIHBhdHRlcm5Vbml0cz0idXNlclNwYWNlT25Vc2UiIHBhdHRlcm5UcmFuc2Zvcm09InJvdGF0ZSg0NSkiPjxyZWN0IHdpZHRoPSIyMCIgaGVpZ2h0PSIyMCIgZmlsbD0icmdiYSgyNTUsMjU1LDI1NSwwLjAzKSIvPjwvcGF0dGVybj48L2RlZnM+PHJlY3QgeD0iMCIgeT0iMCIgd2lkdGg9IjEwMCUiIGhlaWdodD0iMTAwJSIgZmlsbD0idXJsKCNwYXR0ZXJuKSIvPjwvc3ZnPg==');
            opacity: 0.3;
            z-index: 0;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 40px;
            margin-bottom: 50px;
            position: relative;
            z-index: 1;
        }

        .footer-column {
            position: relative;
            padding: 20px;
            background: rgba(255, 255, 255, 0.05);
            border-radius: var(--border-radius);
            backdrop-filter: blur(5px);
            transition: var(--transition);
        }

        .footer-column:hover {
            background: rgba(255, 255, 255, 0.1);
            transform: translateY(-5px);
        }

        .footer-column h3 {
            font-size: 1.3rem;
            margin-bottom: 25px;
            position: relative;
            padding-bottom: 10px;
            color: white;
        }

        .footer-column h3::after {
            content: "";
            position: absolute;
            bottom: 0;
            left: 0;
            width: 40px;
            height: 3px;
            background: var(--primary);
            border-radius: 3px;
        }

        .footer-links {
            list-style: none;
        }

        .footer-links li {
            margin-bottom: 15px;
            transition: var(--transition);
        }

        .footer-links li:hover {
            transform: translateX(5px);
        }

        .footer-links a {
            color: #cbd5e1;
            text-decoration: none;
            transition: var(--transition);
            display: inline-block;
            padding: 5px 0;
            font-size: 1rem;
        }

        .footer-links a:hover {
            color: white;
            text-decoration: underline;
        }

        .footer-contact {
            list-style: none;
        }

        .footer-contact li {
            display: flex;
            align-items: center;
            gap: 10px;
            margin-bottom: 15px;
            color: #cbd5e1;
            font-size: 1rem;
        }

        .footer-contact i {
            width: 20px;
            color: var(--primary);
        }

        .follow-us {
            display: flex;
            flex-direction: column;
        }

        .follow-us p {
            color: #cbd5e1;
            margin-bottom: 15px;
            font-size: 1rem;
        }

        .qr-codes {
            display: flex;
            gap: 20px;
            margin-top: 15px;
            flex-wrap: wrap;
        }

        .qr-item {
            text-align: center;
            transition: var(--transition);
        }

        .qr-item:hover {
            transform: translateY(-5px);
        }

        .qr-code {
            width: 120px;
            height: 120px;
            background: white;
            border-radius: 10px;
            padding: 8px;
            margin-bottom: 10px;
            box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1);
            transition: var(--transition);
        }

        .qr-code:hover {
            box-shadow: 0 8px 20px rgba(0, 0, 0, 0.15);
        }

        .qr-code img {
            width: 100%;
            height: 100%;
            object-fit: contain;
        }

        .qr-label {
            font-size: 0.9rem;
            color: #cbd5e1;
        }

        .footer-bottom {
            text-align: center;
            padding-top: 30px;
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            color: #94a3b8;
            font-size: 0.9rem;
            position: relative;
            z-index: 1;
        }

        .footer-bottom p {
            margin-bottom: 10px;
        }

        .footer-bottom a {
            color: #94a3b8;
            text-decoration: none;
            transition: var(--transition);
        }

        .footer-bottom a:hover {
            color: white;
            text-decoration: underline;
        }

        @media (max-width: 992px) {
            .nav-menu {
                display: none;
            }
            
            .mobile-menu-btn {
                display: block;
            }

            .testimonials-grid {
                grid-template-columns: 1fr;
                max-width: 600px;
                margin: 0 auto;
            }
            
            .hero-slider {
                height: 500px;
            }
            
            .slide-title {
                font-size: 2.8rem;
            }
            
            .slide-description {
                font-size: 1.3rem;
            }
            
            .footer-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }

        @media (max-width: 768px) {
            .section-title h2, .testimonials-header h2 {
                font-size: 2.2rem;
            }
            
            .features-section, .products-section, .testimonials-section {
                padding: 60px 0;
            }
            
            .features-grid, .products-grid {
                grid-template-columns: 1fr;
            }

            .testimonial-card {
                padding: 25px;
            }
            
            .hero-slider {
                height: 400px;
            }
            
            .slide-title {
                font-size: 2.2rem;
            }
            
            .slide-description {
                font-size: 1.1rem;
                margin-bottom: 30px;
            }
            
            .btn {
                padding: 12px 30px;
                font-size: 1rem;
            }
            
            .footer-grid {
                grid-template-columns: 1fr;
                max-width: 500px;
                margin: 0 auto 50px;
            }
            
            .qr-codes {
                justify-content: center;
            }
        }

        @media (max-width: 480px) {
            .section-title h2, .testimonials-header h2 {
                font-size: 1.8rem;
            }
            
            .section-subtitle, .testimonials-header p {
                font-size: 1rem;
            }
            
            .testimonial-header {
                flex-direction: column;
                text-align: center;
            }

            .user-avatar {
                margin-right: 0;
                margin-bottom: 15px;
            }

            .testimonial-footer {
                flex-direction: column;
                gap: 10px;
                align-items: flex-start;
            }
            
            .hero-slider {
                height: 350px;
            }
            
            .slide-title {
                font-size: 1.8rem;
            }
            
            .slide-description {
                font-size: 1rem;
                margin-bottom: 25px;
            }
            
            .btn {
                display: block;
                width: 80%;
                margin: 10px auto;
            }
            
            .btn-light {
                margin-left: 0;
            }
            
            .qr-codes {
                flex-direction: column;
                align-items: center;
            }
            
            .qr-modal-content {
                padding: 30px 20px;
            }
            
            .qr-title {
                font-size: 1.5rem;
            }
            
            .qr-subtitle {
                font-size: 0.95rem;
            }
        }

        .feature-card:nth-child(1) .feature-icon {
            background: linear-gradient(135deg, var(--primary), var(--secondary));
        }
        .feature-card:nth-child(2) .feature-icon {
            background: linear-gradient(135deg, #8b5cf6, #c084fc);
        }
        .feature-card:nth-child(3) .feature-icon {
            background: linear-gradient(135deg, #10b981, #34d399);
        }
        .feature-card:nth-child(4) .feature-icon {
            background: linear-gradient(135deg, #f59e0b, #fbbf24);
        }
        .feature-card:nth-child(5) .feature-icon {
            background: linear-gradient(135deg, #ec4899, #f472b6);
        }
        .feature-card:nth-child(6) .feature-icon {
            background: linear-gradient(135deg, #0ea5e9, #38bdf8);
        }
        
        .product-card:nth-child(1) .product-icon {
            background: linear-gradient(135deg, var(--primary), var(--secondary));
        }
        .product-card:nth-child(2) .product-icon {
            background: linear-gradient(135deg, var(--pink), #f472b6);
        }
        .product-card:nth-child(3) .product-icon {
            background: linear-gradient(135deg, var(--success), #34d399);
        }
        .product-card:nth-child(4) .product-icon {
            background: linear-gradient(135deg, var(--accent), #a78bfa);
        }
        .product-card:nth-child(5) .product-icon {
            background: linear-gradient(135deg, var(--warning), #fbbf24);
        }
        .product-card:nth-child(6) .product-icon {
            background: linear-gradient(135deg, var(--purple), #d8b4fe);
        }