body {
            box-sizing: border-box;
        }
        
        .product-image {
            transition: transform 0.3s ease;
        }
        
        .product-image:hover {
            transform: scale(1.05);
        }
        
        .thumbnail {
            transition: all 0.2s ease;
        }
        
        .thumbnail:hover {
            transform: translateY(-2px);
            box-shadow: 0 4px 12px rgba(0,0,0,0.15);
        }
        
        .tab-content {
            display: none;
            animation: fadeIn 0.3s ease-in;
        }
        
        .tab-content.active {
            display: block;
        }
        
        @keyframes fadeIn {
            from { opacity: 0; transform: translateY(10px); }
            to { opacity: 1; transform: translateY(0); }
        }
        
        .accordion-content {
            max-height: 0px;
            overflow: hidden;
            transition: max-height 0.3s ease-out;
        }
        
        .accordion-content.active {
            max-height: 200px;
        }
        
        .btn-primary {
            background: linear-gradient(135deg, #2563eb 0%, #1d4ed8 100%);
            transition: all 0.3s ease;
        }
        
        .btn-primary:hover {
            background: linear-gradient(135deg, #1d4ed8 0%, #1e40af 100%);
            transform: translateY(-1px);
            box-shadow: 0 4px 12px rgba(37, 99, 235, 0.3);
        }
        
        .btn-secondary {
            transition: all 0.3s ease;
        }
        
        .btn-secondary:hover {
            transform: translateY(-1px);
            box-shadow: 0 4px 12px rgba(0,0,0,0.1);
        }
        
        .card {
            transition: all 0.3s ease;
        }
        
        .card:hover {
            transform: translateY(-4px);
            box-shadow: 0 8px 25px rgba(0,0,0,0.1);
        }
        
        .zoom-container {
            position: relative;
            overflow: hidden;
            cursor: zoom-in;
        }
        
        .zoom-image {
            transition: transform 0.4s ease;
        }
        
        .zoom-container:hover .zoom-image {
            transform: scale(1.2);
        }
        
        .sticky-cta {
            position: sticky;
            top: 20px;
        }
        
        @media (max-width: 768px) {
            .sticky-cta {
                position: static;
            }
        }