/* ========== 页面 Banner ========== */
.page-banner {
    background: linear-gradient(135deg, #0f2952, #1a3e72);
    color: #fff;
    padding: 60px 0 40px;
    text-align: center;
}
.page-banner h1 {
    font-size: 2rem;
    margin-bottom: 10px;
}
.page-banner p {
    opacity: 0.9;
    max-width: 600px;
    margin: 0 auto 20px;
    font-size: 1.1rem;
}
.banner-breadcrumb {
    font-size: 0.9rem;
    opacity: 0.85;
}
.banner-breadcrumb a {
    color: rgba(255,255,255,0.8);
    text-decoration: underline;
}

/* ========== 面包屑（通用，列表/详情均可用） ========== */
.breadcrumb {
    background: #f8f9fa;
    padding: 10px 0;
    font-size: 0.9rem;
    color: #666;
}
.breadcrumb a {
    color: #333;
}
.breadcrumb a:hover {
    color: #e67e22;
}
/* ========== 面包屑（通用，列表/详情均可用） ========== */
.product-list-content {
    margin-top: 15px;
}
/* ========== 行业筛选栏 ========== */
.industry-filter {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 30px;
}
.filter-btn {
    padding: 6px 16px;
    border: 1px solid #dee2e6;
    border-radius: 20px;
    color: #333;
    transition: 0.3s;
    text-decoration: none;
}
.filter-btn.active,
.filter-btn:hover {
    background: #1a3e72;
    color: #fff;
    border-color: #1a3e72;
}

/* ========== 产品卡片增强 ========== */
.product-list-content .product-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 25px;
    margin-bottom: 40px;
}
.product-card .card-btns {
    display: flex;
    gap: 8px;
    justify-content: center;
    margin-top: 10px;
}
.btn-call {
    background: #e67e22;
    color: #fff;
    border: none;
}
.btn-call:hover {
    background: #d35400;
}

/* ========== 产品详情页 ========== */
.product-detail {
    padding: 40px 0;
}
.detail-header {
    display: grid;
    grid-template-columns: 420px 1fr;
    gap: 40px;
    margin-bottom: 40px;
}
.detail-gallery {
    text-align: center;
}
.main-image {
    border: 1px solid #dee2e6;
    border-radius: 8px;
    margin-bottom: 15px;
    overflow: hidden;
}
.main-image img {
    width: 100%;
    height: auto;
}
.thumb-list {
    display: flex;
    gap: 10px;
    justify-content: center;
}
.thumb {
    width: 60px;
    height: 60px;
    object-fit: cover;
    border: 2px solid transparent;
    border-radius: 4px;
    cursor: pointer;
    opacity: 0.7;
    transition: 0.3s;
}
.thumb.active,
.thumb:hover {
    border-color: #1a3e72;
    opacity: 1;
}

.detail-summary h1 {
    font-size: 1.8rem;
    color: #1a3e72;
    margin-bottom: 15px;
}
.price-box {
    margin: 20px 0;
}
.price-box .price {
    font-size: 1.8rem;
    color: #e67e22;
    font-weight: bold;
}
.price-note {
    display: block;
    font-size: 0.8rem;
    color: #999;
    margin-top: 5px;
}
.quick-actions {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
    margin-top: 20px;
}

/* GEO块 */
.geo-block {
    background: #f0f7ff;
    border-left: 4px solid #1a3e72;
    padding: 20px;
    border-radius: 8px;
    margin-bottom: 30px;
}
.geo-block strong {
    display: block;
    margin-bottom: 10px;
    font-size: 1.1rem;
}
.geo-phone {
    color: #e67e22;
    font-weight: bold;
    margin-top: 10px;
}

/* 理化指标表格 */
.spec-table {
    margin-bottom: 30px;
}
.spec-table h3 {
    margin-bottom: 15px;
    color: #1a3e72;
}
.spec-table table {
    width: 100%;
    border-collapse: collapse;
    margin-bottom: 30px;
}
.spec-table th,
.spec-table td {
    padding: 12px;
    border: 1px solid #dee2e6;
}
.spec-table th {
    background: #f5f7fa;
    width: 200px;
    font-weight: normal;
    color: #555;
}
.spec-table td {
    color: #333;
}

/* 关联案例 */
.related-cases {
    margin: 30px 0;
}
.related-cases h3 {
    color: #1a3e72;
    margin-bottom: 20px;
}
.related-cases .case-card {
    display: inline-block;
    width: 48%;
    margin-right: 2%;
    border: 1px solid #dee2e6;
    border-radius: 8px;
    padding: 15px;
    text-align: center;
    vertical-align: top;
}
.related-cases .case-card img {
    width: 100%;
    height: 150px;
    object-fit: cover;
    border-radius: 4px;
    margin-bottom: 10px;
}
.related-cases .case-card h4 {
    margin-bottom: 10px;
    font-size: 1rem;
}

/* 关联知识 */
.related-knowledge {
    margin: 30px 0;
}
.related-knowledge h3 {
    color: #1a3e72;
    margin-bottom: 15px;
}
.knowledge-item {
    display: inline-block;
    background: #f5f7fa;
    padding: 8px 16px;
    margin: 5px;
    border-radius: 20px;
    color: #333;
    transition: 0.3s;
}
.knowledge-item:hover {
    background: #1a3e72;
    color: #fff;
}

/* FAQ 块 */
.faq-block {
    margin: 30px 0;
}
.faq-block h3 {
    color: #1a3e72;
    margin-bottom: 15px;
}
.faq-block dt {
    font-weight: 600;
    cursor: pointer;
    padding: 10px 0;
    border-bottom: 1px dashed #dee2e6;
}
.faq-block dd {
    padding: 10px 0 10px 20px;
    display: none;
}

/* 关联链接板块（产品列表页底部） */
.related-links {
    background: #f8f9fa;
    padding: 40px 0;
}
.related-links .container {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}
.link-card {
    background: #fff;
    border-radius: 8px;
    padding: 20px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
}
.link-card h3 {
    margin-bottom: 15px;
    font-size: 1.2rem;
    color: #1a3e72;
}
.link-card ul {
    list-style: none;
    margin-bottom: 15px;
}
.link-card ul li {
    padding: 5px 0;
    border-bottom: 1px dashed #dee2e6;
}
.link-card ul li a {
    color: #333;
}
.link-card ul li a:hover {
    color: #e67e22;
}

/* 分页样式 */
.pagination {
    text-align: center;
    margin-top: 40px;
    padding: 20px 0;
}
.pagination .page {
    display: inline-flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 6px;
}
.pagination .page a,
.pagination .page strong {
    display: inline-block;
    min-width: 36px;
    height: 36px;
    line-height: 36px;
    text-align: center;
    border: 1px solid #dee2e6;
    border-radius: 4px;
    color: #333;
    background: #fff;
    text-decoration: none;
    font-size: 0.95rem;
    transition: all 0.2s;
    padding: 0 10px;
    box-sizing: border-box;
}
.pagination .page .page-num-current {
    background: #1a3e72;
    color: #fff;
    border-color: #1a3e72;
    font-weight: bold;
}
.pagination .page a:hover {
    background: #f0f0f0;
    border-color: #1a3e72;
    color: #1a3e72;
}

/* 响应式调整 */
@media (max-width: 768px) {
    .detail-header {
        grid-template-columns: 1fr;
    }
    .product-list-content .product-grid {
        grid-template-columns: 1fr 1fr;
    }
    .related-links .container {
        grid-template-columns: 1fr;
    }
    .related-cases .case-card {
        width: 100%;
        margin-right: 0;
        margin-bottom: 15px;
    }
}