.subtitle {
            font-size: 1.2rem;
            color: #7f8c8d;
            max-width: 800px;
            margin: 0 auto;
        }
        
        .products-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
            gap: 25px;
            margin-bottom: 40px;
        }
        
        .product-card {
            background: white;
            border-radius: 12px;
            overflow: hidden;
            box-shadow: 0 10px 20px rgba(0, 0, 0, 0.08);
            transition: transform 0.3s ease, box-shadow 0.3s ease;
        }
        
        .product-card:hover {
            transform: translateY(-5px);
            box-shadow: 0 15px 30px rgba(0, 0, 0, 0.12);
        }
        
        .card-image {
            height: 200px;
            overflow: hidden;
        }
        
        .card-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s ease;
        }
        
        .product-card:hover .card-image img {
            transform: scale(1.05);
        }
        
        .card-content {
            padding: 20px;
        }
        
        .card-content h3 {
            font-size: 1.4rem;
            margin-bottom: 10px;
            color: #2c3e50;
        }
        
        .card-content p {
            color: #7f8c8d;
            line-height: 1.6;
            margin-bottom: 20px;
            display: -webkit-box;
            -webkit-line-clamp: 3;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        
        .price {
            font-size: 1.3rem;
            font-weight: bold;
            color: #e74c3c;
            margin-bottom: 15px;
        }
        
        .view-details-btn {
            display: block;
            width: 100%;
            padding: 20px;
            background: #11377e;
            color: white;
            border: none;
            font-size: 16px;
            font-weight: 600;
            cursor: pointer;
            transition: background 0.3s ease;
        }
        
        .view-details-btn:hover {
            background: #3176f8;
        }

        .view-details-btn2 {
            display: block;
            width: 100%;
            padding: 20px;
            background: #b27134;
            color: white;
            border: none;
            font-size: 16px;
            font-weight: 600;
            cursor: pointer;
            transition: background 0.3s ease;
        }
        
        .view-details-btn2:hover {
            background: #3176f8;
        }

        
        /* 模态弹窗样式 */
        .modal {
            display: none;
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: rgba(0, 0, 0, 0.7);
            z-index: 1000;
            opacity: 0;
            transition: opacity 0.3s ease;
            overflow-y: auto;
        }
        
        .modal.active {
            opacity: 1;
        }
        
        .modal-content {
            background: white;
            width: 90%;
            max-width: 1024px;
            margin: 40px auto;
            border-radius: 12px;
            box-shadow: 0 20px 40px rgba(0, 0, 0, 0.2);
            transform: translateY(-50px);
            transition: transform 0.4s ease;
            overflow: hidden;
           
        }
        
        .modal.active .modal-content {
            transform: translateY(0);
        }
        
        .modal-header {
            padding: 20px;
            background: #11377e;
            color: white;
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        
        .modal-header h2 {
            font-size: 1.8rem;
        }
        
        .close-btn {
            background: none;
            border: none;
            color: white;
            font-size: 1.8rem;
            cursor: pointer;
            transition: transform 0.3s ease;
        }
        
        .close-btn:hover {
            transform: rotate(90deg);
        }
        
        .modal-body {
            padding: 30px;
        }
        
        .modal-image {
            width: 100%;
            height: 300px;
            border-radius: 8px;
            overflow: hidden;
            margin-bottom: 25px;
        }
        
        .modal-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
        
        .modal-price {
            font-size: 1.8rem;
            color: #e74c3c;
            font-weight: bold;
            margin-bottom: 20px;
        }
        
        .modal-description {
            line-height: 1.8;
            color: #555;
            margin-bottom: 25px; height: 500px;overflow-y: auto;
        }
.modal-description table{width: 100%;border-collapse: collapse;border: none;}
.modal-description table td img{max-width: 100%;height: auto;}
.modal-description table tr{border: 0;}
.modal-description table tr td{padding: 10px 5px;}
        
        .specs {
            margin-bottom: 25px;
        }
        
        .specs h4 {
            font-size: 1.2rem;
            margin-bottom: 15px;
            color: #2c3e50;
        }
        
        .specs-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 15px;
        }
        
        .spec-item {
            display: flex;
            align-items: center;
        }
        
        .spec-item i {
            margin-right: 10px;
            color: #11377e;
        }
        
        .action-buttons {
            display: flex;
            gap: 15px;
        }
        
        .action-btn {
            flex: 1;
            padding: 15px;
            border: none;
            border-radius: 6px;
            font-size: 1rem;
            font-weight: 600;
            cursor: pointer;
            transition: all 0.3s ease;
        }
        
        .buy-now {
            background: #e74c3c;
            color: white;
        }
        
        .buy-now:hover {
            background: #c0392b;
        }
        
        .add-to-cart {
            background: #ecf0f1;
            color: #2c3e50;
        }
        
        .add-to-cart:hover {
            background: #bdc3c7;
        }
        
        /* 响应式设计 */
        @media (max-width: 768px) {
            .products-grid {
                grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
            }
            
            .specs-grid {
                grid-template-columns: 1fr;
            }
            
            .action-buttons {
                flex-direction: column;
            }
        }