/* 产品详情容器 */
        .product-detail-container {
            max-width: 1400px;
            margin: 0 auto;
            background-color: white;
            border-radius: 12px;
            box-shadow: 0 5px 25px rgba(0, 0, 0, 0.08);
            overflow: hidden;
        }
        
       
        
        /* 产品主体区域 */
        .product-main {
            display: flex;
            flex-wrap: wrap;
            gap: 40px;
            padding: 30px;
        }
        
        /* 产品图片区域 - 增强版 */
        .product-gallery {
            flex: 1;
            min-width: 300px;
        }
        
        .main-image-container {
            position: relative;
            width: 100%;
            height: 450px;
            background-color: #f9fbfd;
            border-radius: 12px;
            overflow: hidden;
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
            margin-bottom: 20px;
            display: flex;
            align-items: center;
            justify-content: center;
            cursor: zoom-in;
        }
        
        .main-image {
            max-width: 90%;
            max-height: 90%;
            object-fit: contain;
            transition: transform 0.3s ease;
        }
        
        .zoom-indicator {
            position: absolute;
            bottom: 15px;
            right: 15px;
            background-color: rgba(0, 0, 0, 0.6);
            color: white;
            padding: 5px 10px;
            border-radius: 20px;
            font-size: 0.85rem;
            display: flex;
            align-items: center;
            gap: 5px;
        }
        
        .thumbnail-container {
            display: flex;
            gap: 15px;
            overflow-x: auto;
            padding: 10px 5px;
        }
        
        .thumbnail {
            width: 90px;
            height: 90px;
            border-radius: 8px;
            overflow: hidden;
            cursor: pointer;
            border: 2px solid transparent;
            transition: all 0.3s ease;
            flex-shrink: 0;
            background-color: white;
            display: flex;
            align-items: center;
            justify-content: center;
        }
        
        .thumbnail.active, .thumbnail:hover {
            border-color: var(--primary);
        }
        
        .thumbnail img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
        
        /* 产品信息区域 */
        .product-info {
            flex: 1;
            min-width: 300px;
        }
        
        .product-title {
            font-size: 2.2rem;
            color: var(--primary);
            margin-bottom: 15px;
            font-weight: 700;
        }
        
        .product-sku {
            font-size: 1rem;
            color: var(--gray);
            margin-bottom: 20px;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        
        .product-rating {
            display: flex;
            align-items: center;
            gap: 8px;
            margin-bottom: 20px;
        }
        
        .stars {
            color: var(--secondary);
        }
        
        .rating-count {
            color: var(--gray);
            font-size: 0.95rem;
        }
        
        .product-description {
            margin-bottom: 30px;
            line-height: 1.8;
            color: var(--dark);
        }
        
        .specs-highlight {
            background-color: var(--light-gray);
            border-radius: 10px;
            padding: 25px;
            margin-bottom: 30px;
        }
        
        .specs-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
            gap: 15px;
        }
        
        .spec-item {
            display: flex;
            flex-direction: column;
        }
        
        .spec-label {
            font-size: 0.9rem;
            color: var(--gray);
            margin-bottom: 5px;
        }
        
        .spec-value {
            font-weight: 600;
            color: var(--dark);
        }
        
        .compatibility {
            margin-top: 15px;
            padding-top: 15px;
            border-top: 1px solid var(--border);
        }
        
        .compatibility-title {
            font-weight: 600;
            margin-bottom: 10px;
            color: var(--primary);
        }
        
        .compatibility-list {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
        }
        
        .compatibility-badge {
            background-color: rgba(0, 60, 113, 0.1);
            color: var(--primary);
            padding: 5px 12px;
            border-radius: 20px;
            font-size: 0.9rem;
        }
        
        .inquiry-section {
            margin-top: 30px;
        }
        
        .inquiry-btn {
            background-color: var(--primary);
            color: white;
            border: none;
            padding: 15px 30px;
            border-radius: 6px;
            font-weight: 600;
            cursor: pointer;
            transition: all 0.3s ease;
            display: inline-flex;
            align-items: center;
            gap: 10px;
        }
        
        .inquiry-btn:hover {
            background-color: #002a54;
            transform: translateY(-2px);
            box-shadow: 0 5px 15px rgba(0, 60, 113, 0.3);
        }
        
        .contact-btn {
            background: none;
            border: 1px solid var(--primary);
            color: var(--primary);
            padding: 15px 30px;
            border-radius: 6px;
            font-weight: 600;
            cursor: pointer;
            margin-left: 15px;
            transition: all 0.3s ease;
            display: inline-flex;
            align-items: center;
            gap: 10px;
        }
        
        .contact-btn:hover {
            background-color: var(--primary);
            color: white;
        }
        
        /* 产品详情标签页 */
        .product-tabs {
            padding: 0 30px 30px;
        }
        
        .tab-header {
            display: flex;
            border-bottom: 1px solid var(--border);
            margin-bottom: 25px;
        }
        
        .tab-btn {
            padding: 15px 30px;
            background: none;
            border: none;
            cursor: pointer;
            font-weight: 600;
            color: var(--gray);
            position: relative;
            transition: all 0.3s ease;
        }
        
        .tab-btn.active {
            color: var(--primary);
        }
        
        .tab-btn.active::after {
            content: '';
            position: absolute;
            bottom: -1px;
            left: 0;
            width: 100%;
            height: 3px;
            background-color: var(--primary);
        }
        
        .tab-content {
            display: none;
            padding: 20px;
            background-color: white;
            border-radius: 12px;
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
        }
        
        .tab-content.active {
            display: block;
        }
        
        .spec-table {
            width: 100%;
            border-collapse: collapse;
        }
        
        .spec-table th {
            text-align: left;
            padding: 12px 15px;
            background-color: var(--light-gray);
            color: var(--primary);
            font-weight: 600;
        }
        
        .spec-table td {
            padding: 12px 15px;
            border-bottom: 1px solid var(--border);
            color: var(--dark);
        }
        
        .spec-table tr:last-child td {
            border-bottom: none;
        }
        
        .installation-steps {
            display: flex;
            flex-direction: column;
            gap: 25px;
        }
        
        .step {
            display: flex;
            gap: 20px;
        }
        
        .step-number {
            width: 40px;
            height: 40px;
            background-color: var(--primary);
            color: white;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            flex-shrink: 0;
        }
        
        .step-content {
            flex: 1;
        }
        
        .step-title {
            font-weight: 600;
            margin-bottom: 8px;
            color: var(--primary);
        }
        
        /* 相关产品 */
        .related-products {
            padding: 30px;
            background-color: var(--light-gray);
        }
        
        .section-title {
            font-size: 1.8rem;
            color: var(--primary);
            margin-bottom: 30px;
            font-weight: 700;
            position: relative;
            padding-bottom: 15px;
        }
        
        .section-title::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 60px;
            height: 3px;
            background-color: var(--primary);
        }
        
        .products-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
            gap: 30px;
        }
        
        .product-card {
            background-color: white;
            border-radius: 10px;
            overflow: hidden;
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
            transition: transform 0.3s ease, box-shadow 0.3s ease;
        }
        
        .product-card:hover {
            transform: translateY(-5px);
            box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
        }
        
        .product-image {
            height: 180px;
            display: flex;
            align-items: center;
            justify-content: center;
            padding: 20px;
            background-color: #f9fbfd;
        }
        
        .product-image img {
            max-width: 100%;
            max-height: 100%;
        }
        
        .product-details {
            padding: 20px;
        }
        
        .product-name {
            font-weight: 600;
            margin-bottom: 10px;
            color: var(--dark);
        }
        
        .product-category {
            font-size: 0.9rem;
            color: var(--gray);
            margin-bottom: 15px;
        }
        
        .view-details {
            display: inline-block;
            color: var(--primary);
            text-decoration: none;
            font-weight: 500;
            font-size: 0.95rem;
            transition: all 0.3s ease;
        }
        
        .view-details:hover {
            text-decoration: underline;
        }
        /***=======FAQ=======***/
           .faq-item {
            border-bottom: 1px solid var(--border);
        }
        
        .faq-item:last-child {
            border-bottom: none;
        }
        
        .faq-question {
            padding: 18px 20px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            cursor: pointer;
            transition: background-color 0.2s;
        }
        
        .faq-question:hover {
            background-color: #f8fafc;
        }
        
        .faq-question h3 {
            font-size: 1.05rem;
            font-weight: 600;
            color: var(--text);
            margin-right: 15px;
            flex-grow: 1;
        }
        
        .faq-toggle {
            width: 24px;
            height: 24px;
            border-radius: 50%;
            background: #f0f4f8;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--primary);
            flex-shrink: 0;
            transition: transform 0.3s;
        }
        
        .faq-toggle i {
            font-size: 0.8rem;
        }
        
        .faq-item.active .faq-toggle {
            transform: rotate(180deg);
            background: var(--primary);
            color: white;
        }
        
        .faq-answer {
            padding: 0 20px;
            max-height: 0;
            overflow: hidden;
            transition: all 0.4s ease;
            font-size: 0.95rem;
            color: var(--text-light);
        }
        
        .faq-item.active .faq-answer {
            padding: 0 20px 20px;
            max-height: 1000px;
        }
        
        .faq-answer p {
            margin-bottom: 12px;
            line-height: 1.6;
        }
        
        /* Highlight links in answers */
        .faq-answer a {
            color: var(--primary);
            text-decoration: none;
            font-weight: 500;
        }
        
        .faq-answer a:hover {
            text-decoration: underline;
        }