:root {
            --primary-color: #3a86ff;
            --primary-dark: #2563eb;
            --text-color: #333;
            --text-light: #666;
            --background-light: #f8f9fa;
            --faq-bg: #e8f2ff;
            --border-color: #e0e0e0;
            --shadow: 0 4px 12px rgba(0,0,0,0.05);
            --transition: all 0.3s ease;
        }
        
        * { 
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        
        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            margin: 0;
            background: var(--background-light);
            color: var(--text-color);
            font-size: 18px;
            line-height: 1.6;
        }
        
        /* 页面容器 */
        .page { 
            display: flex; 
            justify-content: center; 
            padding: 1.5rem 1rem; 
        }
        
        .container {
            max-width: 1100px;
            width: 100%;
            background: #fff;
            border-radius: 12px;
            box-shadow: var(--shadow);
            overflow: hidden;
        }
        
        /* 顶部主图修复 */
        .hero-section {
            position: relative;
            overflow: hidden;
            text-align: center;
            padding: 2rem;
        }
        
        .hero-image { 
            width: 100%; 
            max-width: 900px;
            display: block;
            margin: 0 auto;
            transition: var(--transition);
            border-radius: 8px;
            box-shadow: var(--shadow);
            cursor: pointer;
        }
        
        .hero-title {
            font-size: 2.5rem;
            margin: 2rem 0 1rem;
            color: var(--primary-dark);
            font-weight: 700;
        }
        
        /* 新增介绍部分 (intro-section) */
        .intro-section {
            padding: 2rem 2rem 1.5rem;
            background: white;
            text-align: center;
            border-bottom: 1px solid var(--border-color);
        }
        .intro-section h2 {
            font-size: 1.9rem;
            color: var(--primary-dark);
            margin-bottom: 1rem;
            font-weight: 600;
        }
        .intro-section p {
            max-width: 850px;
            margin: 0 auto;
            font-size: 1.1rem;
            color: var(--text-light);
            line-height: 1.6;
        }
        
        /* 产品展示部分 */
        .product-showcase-section {
            padding: 3rem 2rem;
            background: white;
        }

        .gallery-container {
            position: relative;
            max-width: 100%;
            margin: 2rem auto;
            overflow: hidden;
        }

        .gallery-slider {
            overflow: hidden;
            position: relative;
        }

        .gallery-track {
            display: flex;
            transition: transform 0.5s ease;
            gap: 1rem;
        }

        .gallery-slide {
            flex: 0 0 calc(33.333% - 1rem);
            min-width: 300px;
        }

        .gallery-image {
            width: 100%;
            height: 300px;
            object-fit: cover;
            border-radius: 8px;
            box-shadow: var(--shadow);
            transition: var(--transition);
            cursor: pointer;
        }

        .gallery-image:hover {
            transform: scale(1.05);
        }

        .gallery-nav {
            display: flex;
            justify-content: center;
            gap: 1rem;
            margin-top: 1.5rem;
        }

        .gallery-btn {
            background: var(--primary-color);
            color: white;
            border: none;
            width: 40px;
            height: 40px;
            border-radius: 50%;
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: center;
            transition: var(--transition);
        }

        .gallery-btn:hover {
            background: var(--primary-dark);
            transform: scale(1.1);
        }

        .gallery-btn:disabled {
            background: #ccc;
            cursor: not-allowed;
            transform: none;
        }
        
        /* 规格表格 */
        .specs-section { 
            padding: 3rem 2rem; 
            background: white; 
        }
        
        .specs-table {
            width: 100%;
            border-collapse: collapse;
            margin: 1.5rem 0;
            font-size: 1rem;
        }
        
        .specs-table th, .specs-table td {
            padding: 1rem;
            text-align: left;
            border: 1px solid var(--border-color);
        }
        
        .specs-table th {
            background-color: var(--faq-bg);
            font-weight: 600;
        }
        
        .specs-table tr:nth-child(even) {
            background-color: #f9f9f9;
        }
        
        /* 标题 */
        .section-title {
            font-size: 1.8rem;
            text-align: center;
            margin-top: 0;
            margin-bottom: 2rem;
            font-weight: 600;
            color: var(--text-color);
            position: relative;
            padding-bottom: 0.5rem;
        }
        
        .section-title::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 50%;
            transform: translateX(-50%);
            width: 80px;
            height: 3px;
            background: var(--primary-color);
            border-radius: 2px;
        }
        
        /* 优点部分 - 修改为四列 */
        .advantages-section {
            padding: 3rem 2rem;
            background: var(--background-light);
        }
        
        .advantages-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 2rem;
            margin-top: 2rem;
        }
        
        .advantage-item {
            text-align: center;
            padding: 2rem 1.5rem;
            background: white;
            border-radius: 8px;
            box-shadow: var(--shadow);
            transition: var(--transition);
        }
        
        .advantage-item:hover {
            transform: translateY(-5px);
            box-shadow: 0 8px 20px rgba(0,0,0,0.1);
        }
        
        .advantage-icon {
            font-size: 2.5rem;
            color: var(--primary-color);
            margin-bottom: 1rem;
        }
        
        .advantage-title {
            font-size: 1.3rem;
            font-weight: 600;
            margin-bottom: 0.5rem;
            color: var(--primary-dark);
        }
        
        .advantage-description {
            color: var(--text-light);
            font-size: 1rem;
        }
        
        /* 厚度部分 */
        .thickness-section {
            padding: 3rem 2rem;
            background: white;
        }
        
        .thickness-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 1.5rem;
        }
        
        .thickness-item {
            text-align: center;
            padding: 1.5rem;
            border-radius: 8px;
            background: var(--background-light);
            transition: var(--transition);
        }
        
        .thickness-item:hover {
            transform: translateY(-5px);
            box-shadow: var(--shadow);
        }
        
        .thickness-value {
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--primary-color);
            margin-bottom: 0.5rem;
        }
        
        .thickness-inches {
            font-size: 1rem;
            color: var(--text-light);
        }
        
        /* 纹路和颜色组合部分 */
        .texture-colors-section {
            padding: 3rem 2rem;
            background: var(--background-light);
        }
        
        .texture-category {
            margin-bottom: 3rem;
        }
        
        .texture-category-title {
            font-size: 1.6rem;
            text-align: center;
            margin-bottom: 1.5rem;
            color: var(--primary-dark);
            font-weight: 600;
            padding-bottom: 0.5rem;
            border-bottom: 2px solid var(--primary-color);
        }
        
        .texture-colors-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
            gap: 1.5rem;
            margin-top: 1rem;
        }
        
        .texture-color-item {
            text-align: center;
            transition: var(--transition);
        }
        
        .texture-color-item:hover {
            transform: translateY(-5px);
        }
        
        .texture-color-image {
            width: 120px;
            height: 120px;
            border-radius: 50%;
            object-fit: cover;
            margin: 0 auto 0.8rem;
            border: 3px solid white;
            box-shadow: var(--shadow);
            transition: var(--transition);
            cursor: pointer;
        }
        
        .texture-color-image:hover {
            transform: scale(1.05);
            border-color: var(--primary-color);
        }
        
        .texture-color-name {
            font-size: 1rem;
            font-weight: 500;
        }
        
        /* 原应用场景区块被替换为 客户案例 (case-section) */
        .case-section { 
            padding: 3rem 2rem; 
            background: white; 
            text-align: center;
        }
        .case-section img {
            max-width: 100%;
            border-radius: 12px;
            box-shadow: var(--shadow);
            margin: 1rem 0 1.2rem;
            cursor: pointer;
            transition: transform 0.2s;
        }
        .case-section img:hover {
            transform: scale(1.01);
        }
        .case-section p {
            color: var(--text-light);
            font-size: 1.05rem;
            margin-bottom: 1.5rem;
        }
        .case-section a {
            display: inline-block;
            background-color: var(--primary-color);
            color: white;
            padding: 0.8rem 2rem;
            border-radius: 40px;
            text-decoration: none;
            font-weight: 600;
            transition: var(--transition);
            margin-top: 0.5rem;
        }
        .case-section a:hover {
            background-color: var(--primary-dark);
            transform: translateY(-2px);
            box-shadow: 0 6px 12px rgba(0,0,0,0.1);
        }
        
        /* 客户评价 */
        .reviews-section { 
            padding: 3rem 2rem; 
            background: var(--background-light); 
        }
        
        .reviews-container {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 1.5rem;
        }
        
        .review {
            background: #fff; 
            padding: 1.5rem;
            border-radius: 8px;
            box-shadow: var(--shadow);
            transition: var(--transition);
        }
        
        .review:hover {
            transform: translateY(-5px);
        }
        
        .review-text { 
            font-size: 1rem; 
            color: var(--text-light); 
            margin-bottom: 0.8rem; 
            position: relative;
            padding-left: 1.5rem;
            text-align: left;
        }
        
        .review-text::before {
            content: """;
            font-size: 3rem;
            color: var(--primary-color);
            position: absolute;
            left: 0;
            top: -0.5rem;
            opacity: 0.3;
        }
        
        .review-author { 
            font-weight: 600; 
            color: var(--primary-color); 
            display: flex;
            align-items: center;
            gap: 0.5rem;
            text-align: left;
        }
        
        .rating {
            color: #ffc107;
            margin-left: auto;
        }
        
        /* FAQ 新样式 (问题已按要求替换) */
        .ueeshop-faq-container {
            width: 100%;
            max-width: 1450px;
            margin: 0 auto;
            background: #fff;
            padding: 30px;
            box-sizing: border-box;
            border-radius: 8px;
            box-shadow: 0 2px 15px rgba(0, 0, 0, 0.08);
        }
        
        /* FAQ项目样式 */
        .faq-item {
            margin-bottom: 15px;
            border: 1px solid #e0e0e0;
            border-radius: 8px;
            overflow: hidden;
            transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
            background: #fff;
        }
        
        .faq-item:hover {
            border-color: #3498db;
            box-shadow: 0 3px 10px rgba(52, 152, 219, 0.15);
        }
        
        /* 问题样式 */
        .faq-question {
            padding: 18px 50px 18px 25px;
            background: #f8fafc;
            cursor: pointer;
            font-weight: 600;
            color: #2c3e50;
            position: relative;
            font-size: 16px;
            transition: background 0.3s;
        }
        
        .faq-question:hover {
            background: #f0f7fd;
        }
        
        /* 问题编号 */
        .faq-question:before {
            content: attr(data-number);
            display: inline-block;
            margin-right: 10px;
            color: #3498db;
            font-weight: bold;
        }
        
        /* 展开/收起图标 */
        .faq-question:after {
            content: "+";
            position: absolute;
            right: 20px;
            top: 50%;
            transform: translateY(-50%);
            font-size: 20px;
            color: #7f8c8d;
            transition: all 0.3s;
        }
        
        .faq-item.active .faq-question:after {
            content: "-";
            color: #3498db;
        }
        
        /* 答案样式 */
        .faq-answer {
            padding: 0;
            background: white;
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s ease, padding 0.4s ease;
            line-height: 1.7;
        }
        
        .faq-item.active .faq-answer {
            padding: 20px 25px;
            max-height: 1000px;
            border-top: 1px solid #e0e0e0;
        }
        
        /* 图片模态框样式 */
        .modal {
            display: none;
            position: fixed;
            z-index: 1000;
            padding-top: 50px;
            left: 0;
            top: 0;
            width: 100%;
            height: 100%;
            overflow: auto;
            background-color: rgba(0,0,0,0.9);
        }
        
        .modal-content {
            margin: auto;
            display: block;
            width: 80%;
            max-width: 700px;
            animation-name: zoom;
            animation-duration: 0.3s;
        }
        
        @keyframes zoom {
            from {transform: scale(0.8)}
            to {transform: scale(1)}
        }
        
        .close {
            position: absolute;
            top: 15px;
            right: 35px;
            color: #f1f1f1;
            font-size: 40px;
            font-weight: bold;
            transition: 0.3s;
            cursor: pointer;
        }
        
        .close:hover,
        .close:focus {
            color: #bbb;
            text-decoration: none;
        }
        
        /* 响应式设计 */
        @media (max-width: 1024px) {
            .advantages-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            
            .thickness-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            
            .texture-colors-grid {
                grid-template-columns: repeat(4, 1fr);
            }
            
            .gallery-slide {
                flex: 0 0 calc(50% - 1rem);
            }
        }
        
        @media (max-width: 768px) {
            body {
                font-size: 16px;
            }
            
            .hero-title {
                font-size: 2rem;
            }
            .intro-section h2 {
                font-size: 1.6rem;
            }
            .advantages-grid {
                grid-template-columns: 1fr;
            }
            
            .reviews-container {
                grid-template-columns: 1fr;
            }
            
            .thickness-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            
            .texture-colors-grid {
                grid-template-columns: repeat(3, 1fr);
            }
            
            .specs-table {
                font-size: 0.9rem;
            }
            
            .specs-table th, .specs-table td {
                padding: 0.75rem;
            }
            
            .faq-question {
                font-size: 15px;
                padding: 15px 40px 15px 20px;
            }
            
            .faq-item.active .faq-answer {
                padding: 15px 20px;
            }
            
            .ueeshop-faq-container {
                padding: 20px 15px;
            }
            
            .modal-content {
                width: 95%;
            }
            
            .texture-color-image {
                width: 100px;
                height: 100px;
            }
            
            .gallery-slide {
                flex: 0 0 calc(100% - 1rem);
            }
            
            .gallery-image {
                height: 250px;
            }
        }

        @media (max-width: 480px) {
            .texture-colors-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            
            .texture-color-image {
                width: 80px;
                height: 80px;
            }
        }