/* ========== 页面专属样式（已从HTML中抽离） ========== */

/* --- 内页横幅 --- */
.inner-banner { position: relative; height: 250px; overflow: hidden; }
.inner-banner img { width: 100%; height: 100%; object-fit: cover; display: block; }
.inner-banner-content { position: absolute; top: 0; left: 0; right: 0; bottom: 0; display: flex; flex-direction: column; align-items: center; justify-content: center; background: rgba(0,0,0,0.5); color: #fff; }
.inner-banner-content h1 { font-size: 42px; font-weight: 700; margin-bottom: 10px; }
.inner-banner-content p { font-size: 18px; color: rgba(255,255,255,0.8); }

/* --- 面包屑导航 --- */
.breadcrumb { padding: 15px 0; background: #f5f5f5; font-size: 14px; }
.breadcrumb .container { display: flex; align-items: center; }
.breadcrumb a { color: #666; }
.breadcrumb a:hover { color: #d42121; }
.breadcrumb .separator { margin: 0 10px; color: #ccc; }
.breadcrumb .current { color: #d42121; }

/* --- 产品中心 --- */
.product-filter-section { padding: 30px 0; background: #fff; border-bottom: 1px solid #eee; }
.filter-buttons { display: flex; flex-wrap: wrap; justify-content: center; gap: 15px; }
.filter-btn { padding: 10px 25px; background: #f5f5f5; color: #666; border: 1px solid #ddd; border-radius: 25px; font-size: 14px; cursor: pointer; transition: all 0.3s ease; }
.filter-btn:hover, .filter-btn.active { background: #d42121; color: #fff; border-color: #d42121; }
.product-section { padding: 60px 0; }
.product-section.bg-light { background: #f9f9f9; }
.product-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 30px; }
.product-item { display: grid; grid-template-columns: 1fr 1fr; gap: 25px; background: #fff; border-radius: 8px; overflow: hidden; box-shadow: 0 5px 20px rgba(0,0,0,0.08); transition: all 0.3s ease; padding: 20px; }
.product-item:hover { transform: translateY(-5px); box-shadow: 0 15px 40px rgba(0,0,0,0.15); }
.product-item-image { overflow: hidden; border-radius: 8px; }
.product-item-image img { width: 100%; height: 250px; object-fit: cover; transition: transform 0.5s ease; display: block; }
.product-item:hover .product-item-image img { transform: scale(1.05); }
.product-item-info h3 { font-size: 22px; color: #333; margin-bottom: 10px; }
.product-item-info > p { color: #666; font-size: 14px; line-height: 1.6; margin-bottom: 15px; }
.product-specs { margin-bottom: 20px; }
.product-specs li { padding: 5px 0; color: #999; font-size: 13px; border-bottom: 1px dashed #eee; }
.product-specs li::before { content: "✓ "; color: #d42121; }
.product-item-info .btn { padding: 10px 20px; font-size: 14px; }

/* 产品中心响应式 */
@media (max-width: 992px) {
    .product-grid { grid-template-columns: 1fr; }
    .product-item { grid-template-columns: 1fr; }
}
@media (max-width: 768px) {
    .filter-buttons { gap: 10px; }
    .filter-btn { padding: 8px 15px; font-size: 12px; }
    .product-item-image img { height: 200px; }
}

/* --- 联系页面 --- */
.contact-section { padding: 60px 0; }
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 40px; }
.contact-info-card, .contact-form-card { background: #fff; border-radius: 8px; padding: 40px; box-shadow: 0 5px 20px rgba(0,0,0,0.08); }
.contact-info-card h2, .contact-form-card h2 { font-size: 24px; color: #333; margin-bottom: 25px; padding-bottom: 15px; border-bottom: 2px solid #d42121; }
.contact-item { display: flex; align-items: flex-start; gap: 15px; margin-bottom: 25px; }
.contact-icon { font-size: 24px; flex-shrink: 0; }
.contact-item h3 { font-size: 14px; color: #999; margin-bottom: 5px; }
.contact-item p { font-size: 16px; color: #333; }
.contact-highlight { font-size: 20px; color: #d42121; font-weight: 700; }
.form-desc { color: #666; font-size: 14px; margin-bottom: 25px; }
.form-group { margin-bottom: 20px; }
.form-group label { display: block; font-size: 14px; color: #333; margin-bottom: 8px; }
.form-group label .required { color: #d42121; }
.form-group input, .form-group select, .form-group textarea { width: 100%; padding: 12px 15px; border: 1px solid #ddd; border-radius: 4px; font-size: 14px; transition: border-color 0.3s ease; }
.form-group input:focus, .form-group select:focus, .form-group textarea:focus { border-color: #d42121; }
.form-group textarea { resize: vertical; }
.btn-block { width: 100%; padding: 15px; font-size: 16px; }
.map-section { padding: 60px 0; background: #f9f9f9; }
.map-container { border-radius: 8px; overflow: hidden; box-shadow: 0 5px 20px rgba(0,0,0,0.08); }

/* --- 产品详情页 --- */
.product-detail-section { padding: 60px 0; background: #fff; }
.product-detail-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 50px; margin-bottom: 50px; }
.product-main-image { border: 1px solid #eee; border-radius: 8px; overflow: hidden; margin-bottom: 15px; }
.product-main-image img { width: 100%; height: 400px; object-fit: cover; display: block; }
.product-thumbnails { display: flex; gap: 10px; }
.product-thumbnails img { width: 80px; height: 80px; object-fit: cover; border: 2px solid #eee; border-radius: 4px; cursor: pointer; transition: border-color 0.3s; }
.product-thumbnails img.active, .product-thumbnails img:hover { border-color: #d42121; }
.product-detail-info h1 { font-size: 28px; color: #333; margin-bottom: 5px; }
.product-subtitle { color: #999; font-size: 14px; margin-bottom: 20px; }
.product-price-box { background: #f9f9f9; padding: 15px 20px; border-radius: 8px; margin-bottom: 20px; }
.price-label { color: #666; }
.price-value { color: #d42121; font-size: 24px; font-weight: 700; }
.product-desc { color: #666; line-height: 1.8; margin-bottom: 20px; }
.product-specs-list { margin-bottom: 25px; }
.product-specs-list li { padding: 8px 0; border-bottom: 1px dashed #eee; color: #666; }
.product-specs-list li strong { color: #333; display: inline-block; width: 100px; }
.product-actions { display: flex; gap: 15px; }
.product-actions .btn { padding: 12px 30px; }
.product-detail-tabs { margin-bottom: 50px; }
.detail-tabs-header { display: flex; border-bottom: 2px solid #eee; margin-bottom: 25px; }
.detail-tab { padding: 12px 25px; background: none; border: none; font-size: 16px; color: #666; cursor: pointer; position: relative; transition: color 0.3s; }
.detail-tab.active { color: #d42121; font-weight: 600; }
.detail-tab.active::after { content: ""; position: absolute; bottom: -2px; left: 0; right: 0; height: 2px; background: #d42121; }
.detail-tab-pane { display: none; }
.detail-tab-pane.active { display: block; }
.detail-tab-pane h2 { font-size: 20px; color: #333; margin: 20px 0 10px; padding-left: 10px; border-left: 3px solid #d42121; }
.detail-tab-pane p { color: #666; line-height: 1.8; margin-bottom: 15px; }
.detail-tab-pane ul { padding-left: 20px; margin-bottom: 15px; }
.detail-tab-pane li { color: #666; line-height: 2; }
.params-table { width: 100%; border-collapse: collapse; }
.params-table th, .params-table td { padding: 12px 15px; text-align: center; border: 1px solid #eee; }
.params-table th { background: #f9f9f9; color: #333; font-weight: 600; }
.params-table td { color: #666; }
.params-table tr:nth-child(even) td { background: #fafafa; }
.related-products { padding-top: 30px; border-top: 1px solid #eee; }
.related-products h2 { font-size: 24px; margin-bottom: 25px; padding-left: 12px; border-left: 4px solid #d42121; }
.related-products .product-grid { grid-template-columns: repeat(2, 1fr); }
.related-products .product-item { grid-template-columns: 1fr; }

/* --- 案例页面 --- */
.cases-page { padding: 60px 0; }
.cases-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 30px; }
.case-card-large { background: #fff; border-radius: 8px; overflow: hidden; box-shadow: 0 5px 20px rgba(0,0,0,0.08); transition: all 0.3s ease; }
.case-card-large:hover { transform: translateY(-5px); box-shadow: 0 15px 40px rgba(0,0,0,0.15); }
.case-image { position: relative; overflow: hidden; }
.case-image img { width: 100%; height: 250px; object-fit: cover; transition: transform 0.5s ease; }
.case-card-large:hover .case-image img { transform: scale(1.05); }
.case-overlay { position: absolute; top: 15px; left: 15px; }
.case-tag { padding: 5px 12px; background: #d42121; color: #fff; font-size: 12px; border-radius: 20px; }
.case-content { padding: 25px; }
.case-content h3 { font-size: 20px; color: #333; margin-bottom: 15px; }
.case-meta { display: flex; flex-wrap: wrap; gap: 15px; margin-bottom: 15px; }
.case-meta span { font-size: 13px; color: #666; background: #f5f5f5; padding: 4px 10px; border-radius: 4px; }
.case-content p { color: #666; font-size: 14px; line-height: 1.6; }
.case-pagination { display: flex; justify-content: center; align-items: center; gap: 10px; margin-top: 50px; }
.case-pagination .page-link { display: inline-flex; align-items: center; justify-content: center; min-width: 40px; height: 40px; background: #f5f5f5; color: #666; border-radius: 4px; font-size: 14px; transition: all 0.3s ease; padding: 0 10px; }
.case-pagination .page-link:hover, .case-pagination .page-link.active { background: #d42121; color: #fff; }
.case-pagination .page-ellipsis { color: #ccc; }

/* --- 案例详情页 --- */
.case-detail-section { padding: 60px 0; background: #fff; }
.case-detail-header { margin-bottom: 30px; padding-bottom: 20px; border-bottom: 2px solid #d42121; }
.case-detail-header h1 { font-size: 28px; color: #333; margin-bottom: 15px; line-height: 1.4; }
.case-detail-meta { display: flex; flex-wrap: wrap; gap: 20px; color: #666; font-size: 14px; }
.case-detail-meta span { background: #f5f5f5; padding: 5px 12px; border-radius: 4px; }
.case-detail-content { font-size: 16px; line-height: 2; color: #333; }
.case-detail-image { margin-bottom: 30px; border-radius: 8px; overflow: hidden; }
.case-detail-image img { width: 100%; height: 400px; object-fit: cover; display: block; }
.case-detail-content h2 { font-size: 22px; color: #333; margin: 30px 0 15px; padding-left: 12px; border-left: 4px solid #d42121; }
.case-detail-content p { margin-bottom: 15px; color: #666; }
.case-detail-content ul { padding-left: 20px; margin-bottom: 15px; }
.case-detail-content li { color: #666; line-height: 2; }
.case-detail-tags { margin: 30px 0; padding-top: 20px; border-top: 1px solid #eee; }
.case-detail-tags a { display: inline-block; margin: 5px 8px 5px 0; padding: 5px 15px; background: #f5f5f5; color: #666; font-size: 13px; border-radius: 20px; transition: all 0.3s ease; }
.case-detail-tags a:hover { background: #d42121; color: #fff; }
.related-cases { padding-top: 30px; border-top: 1px solid #eee; margin-top: 30px; }
.related-cases h2 { font-size: 24px; margin-bottom: 25px; padding-left: 12px; border-left: 4px solid #d42121; }

/* --- 新闻列表页面 --- */
.news-list-section { padding: 60px 0; }
.news-tabs { display: flex; justify-content: center; gap: 15px; margin-bottom: 40px; }
.news-tab { padding: 10px 25px; background: #f5f5f5; color: #666; border: 1px solid #ddd; border-radius: 25px; font-size: 14px; cursor: pointer; transition: all 0.3s ease; }
.news-tab:hover, .news-tab.active { background: #d42121; color: #fff; border-color: #d42121; }
.news-list { display: flex; flex-direction: column; gap: 30px; }
.news-list-item { display: grid; grid-template-columns: 280px 1fr; gap: 25px; background: #fff; border-radius: 8px; overflow: hidden; box-shadow: 0 5px 20px rgba(0,0,0,0.08); padding: 20px; transition: all 0.3s ease; }
.news-list-item:hover { transform: translateY(-3px); box-shadow: 0 10px 30px rgba(0,0,0,0.12); }
.news-list-image img { width: 100%; height: 180px; object-fit: cover; border-radius: 8px; }
.news-list-meta { display: flex; gap: 15px; margin-bottom: 10px; }
.news-date { color: #999; font-size: 14px; }
.news-category { padding: 2px 10px; background: #d42121; color: #fff; font-size: 12px; border-radius: 12px; }
.news-list-content h3 { font-size: 20px; margin-bottom: 10px; }
.news-list-content h3 a { color: #333; }
.news-list-content h3 a:hover { color: #d42121; }
.news-list-content p { color: #666; font-size: 14px; line-height: 1.6; margin-bottom: 10px; }
.news-more { color: #d42121; font-size: 14px; }
.pagination { display: flex; justify-content: center; align-items: center; gap: 10px; margin-top: 50px; }
.page-link { display: inline-flex; align-items: center; justify-content: center; min-width: 40px; height: 40px; background: #f5f5f5; color: #666; border-radius: 4px; font-size: 14px; transition: all 0.3s ease; padding: 0 10px; }
.page-link:hover, .page-link.active { background: #d42121; color: #fff; }
.page-ellipsis { color: #ccc; }

/* --- 新闻详情页面 --- */
.news-detail { padding: 60px 0; background: #fff; }
.news-detail-header { margin-bottom: 30px; padding-bottom: 20px; border-bottom: 2px solid #d42121; }
.news-detail-header h1 { font-size: 32px; color: #333; margin-bottom: 15px; line-height: 1.4; }
.news-detail-meta { display: flex; flex-wrap: wrap; gap: 20px; color: #999; font-size: 14px; }
.news-detail-meta .detail-date { color: #d42121; }
.news-detail-meta a { color: #d42121; }
.news-detail-content { font-size: 16px; line-height: 2; color: #333; }
.news-detail-content .detail-intro { background: #f9f9f9; padding: 20px; border-left: 4px solid #d42121; margin-bottom: 25px; border-radius: 0 8px 8px 0; }
.news-detail-content h2 { font-size: 22px; color: #333; margin: 30px 0 15px; padding-left: 12px; border-left: 4px solid #d42121; }
.news-detail-content h3 { font-size: 18px; color: #555; margin: 20px 0 10px; }
.news-detail-content p { margin-bottom: 15px; }
.detail-tags { margin: 30px 0; padding-top: 20px; border-top: 1px solid #eee; }
.detail-tags a { display: inline-block; margin: 5px 8px 5px 0; padding: 5px 15px; background: #f5f5f5; color: #666; font-size: 13px; border-radius: 20px; transition: all 0.3s ease; }
.detail-tags a:hover { background: #d42121; color: #fff; }
.news-share { display: flex; align-items: center; gap: 15px; margin: 30px 0; padding: 20px 0; border-top: 1px solid #eee; border-bottom: 1px solid #eee; }
.news-share span { font-size: 14px; color: #999; }
.share-btn { display: inline-block; padding: 8px 20px; font-size: 13px; border-radius: 4px; transition: all 0.3s ease; }
.share-btn.wechat { background: #07c160; color: #fff; }
.share-btn.weibo { background: #e6162d; color: #fff; }
.share-btn.qq { background: #12b7f5; color: #fff; }
.share-btn:hover { opacity: 0.85; transform: translateY(-2px); }
.news-pagination { display: flex; justify-content: space-between; margin: 30px 0; gap: 20px; }
.news-pagination a { flex: 1; padding: 20px; background: #f9f9f9; color: #333; font-size: 14px; border-radius: 8px; transition: all 0.3s ease; text-align: center; }
.news-pagination a:hover { background: #d42121; color: #fff; }
.related-news { padding: 60px 0; background: #f9f9f9; }
.related-news h2 { font-size: 24px; margin-bottom: 30px; padding-left: 12px; border-left: 4px solid #d42121; }
.related-news-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 25px; }
.related-news-item { background: #fff; border-radius: 8px; overflow: hidden; box-shadow: 0 5px 15px rgba(0,0,0,0.08); transition: all 0.3s ease; }
.related-news-item:hover { transform: translateY(-5px); box-shadow: 0 10px 30px rgba(0,0,0,0.12); }
.related-news-item img { width: 100%; height: 160px; object-fit: cover; display: block; }
.related-news-item > div { padding: 15px; }
.related-news-item h3 { font-size: 16px; margin-bottom: 8px; }
.related-news-item h3 a { color: #333; }
.related-news-item h3 a:hover { color: #d42121; }
.related-news-item time { font-size: 12px; color: #999; }

/* --- 产品详情（关于我们页面补充）--- */
.about-detail { padding: 60px 0; background: #fff; }
.about-detail-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 50px; align-items: center; }
.about-detail-text h2 { font-size: 32px; color: #333; margin-bottom: 20px; padding-left: 12px; border-left: 4px solid #d42121; }
.about-detail-text p { color: #666; font-size: 15px; line-height: 1.8; margin-bottom: 15px; }
.about-detail-image img { width: 100%; height: 350px; object-fit: cover; border-radius: 8px; display: block; }
.culture-section { padding: 60px 0; background: #f9f9f9; }
.culture-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 30px; }
.culture-item { text-align: center; padding: 40px 30px; background: #fff; border-radius: 8px; box-shadow: 0 5px 20px rgba(0,0,0,0.08); transition: all 0.3s ease; }
.culture-item:hover { transform: translateY(-5px); box-shadow: 0 10px 30px rgba(0,0,0,0.12); }
.culture-item h3 { font-size: 20px; color: #333; margin-bottom: 15px; padding-bottom: 15px; border-bottom: 2px solid #d42121; display: inline-block; }
.culture-item p { color: #666; font-size: 14px; line-height: 1.6; }
.cert-section { padding: 60px 0; background: #fff; }
.cert-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 25px; }
.cert-item { text-align: center; }
.cert-item img { width: 100%; height: 280px; object-fit: cover; border-radius: 8px; border: 1px solid #eee; margin-bottom: 10px; display: block; }
.cert-item p { font-size: 14px; color: #666; }
.history-section { padding: 60px 0; background: #f9f9f9; }
.timeline { position: relative; max-width: 800px; margin: 0 auto; padding-left: 40px; }
.timeline::before { content: ""; position: absolute; left: 15px; top: 0; bottom: 0; width: 3px; background: #d42121; border-radius: 2px; }
.timeline-item { display: flex; align-items: flex-start; gap: 30px; margin-bottom: 30px; position: relative; }
.timeline-item::before { content: ""; position: absolute; left: -32px; top: 5px; width: 16px; height: 16px; background: #d42121; border-radius: 50%; border: 3px solid #fff; box-shadow: 0 0 0 3px #d42121; }
.timeline-year { flex-shrink: 0; font-size: 24px; font-weight: 700; color: #d42121; min-width: 80px; }
.timeline-content { background: #fff; padding: 20px 25px; border-radius: 8px; box-shadow: 0 5px 15px rgba(0,0,0,0.08); flex: 1; }
.timeline-content h3 { font-size: 18px; color: #333; margin-bottom: 8px; }
.timeline-content p { color: #666; font-size: 14px; line-height: 1.6; }

/* --- 页面专属响应式 --- */
@media (max-width: 992px) {
    .contact-grid { grid-template-columns: 1fr; }
    .cases-grid { grid-template-columns: 1fr; }
    .about-detail-grid { grid-template-columns: 1fr; gap: 30px; }
    .culture-grid { grid-template-columns: repeat(2, 1fr); }
    .cert-grid { grid-template-columns: repeat(2, 1fr); }
    .inner-banner { height: 180px; }
    .inner-banner-content h1 { font-size: 32px; }
    .product-detail-grid { grid-template-columns: 1fr; gap: 30px; }
    .related-products .product-grid { grid-template-columns: 1fr; }
    .case-detail-image img { height: 300px; }
}

@media (max-width: 768px) {
    .news-tabs { flex-wrap: wrap; gap: 10px; }
    .news-tab { padding: 8px 15px; font-size: 12px; }
    .news-list-item { grid-template-columns: 1fr; }
    .news-list-image img { height: 200px; }
    .contact-info-card, .contact-form-card { padding: 25px; }
    .case-image img { height: 200px; }
    .case-meta { gap: 8px; }
    .case-meta span { font-size: 12px; }
    .news-detail { padding: 40px 0; }
    .news-detail-header h1 { font-size: 24px; }
    .news-detail-meta { flex-direction: column; gap: 8px; }
    .news-detail-content { font-size: 15px; }
    .news-detail-content h2 { font-size: 18px; }
    .news-pagination { flex-direction: column; }
    .related-news-grid { grid-template-columns: 1fr; }
    .news-share { flex-wrap: wrap; }
    .about-detail-text h2 { font-size: 26px; }
    .culture-grid { grid-template-columns: 1fr; }
    .cert-grid { grid-template-columns: 1fr; }
    .cert-item img { height: 200px; }
    .timeline { padding-left: 30px; }
    .timeline-item { flex-direction: column; gap: 10px; }
    .timeline-year { font-size: 20px; }
    .timeline-item::before { left: -27px; }
    .inner-banner { height: 150px; }
    .inner-banner-content h1 { font-size: 24px; }
    .inner-banner-content p { font-size: 14px; }
    .product-main-image img { height: 250px; }
    .product-detail-info h1 { font-size: 22px; }
    .detail-tabs-header { flex-wrap: wrap; }
    .detail-tab { padding: 10px 15px; font-size: 14px; }
    .params-table { font-size: 13px; }
    .params-table th, .params-table td { padding: 8px 5px; }
    .case-detail-image img { height: 200px; }
    .case-detail-header h1 { font-size: 22px; }
    .case-detail-meta { flex-direction: column; gap: 8px; }
}

@media (max-width: 480px) {
    .contact-item { flex-direction: column; align-items: center; text-align: center; }
    .contact-highlight { font-size: 18px; }
}
.pagelist{width:100%;height:auto;margin-top:50px}
.pagelist ul{width:100%;display: flex;justify-content:center}
.pagelist ul a{display: block;color:#333;background:#f7f8fa;line-height:36px;padding:10px 20px;margin:0 2px}
.pagelist ul a:hover{color:#fff;background: #d42121}
.pagelist ul span{display: block;color:#999;background:#f7f8fa;cursor:pointer;line-height:36px;padding:10px 20px;margin:0 2px}
.pagelist ul strong{display: block;background: #d42121;color:#fff;line-height:36px;padding:10px 20px;margin:0 2px}