/* ============================================
   CSS 变量 - 全局主题
   ============================================ */
:root {
    --primary: #165DFF;
    --primary-dark: #0e4dcc;
    --primary-light: rgba(22, 93, 255, 0.1);
    --primary-gradient: linear-gradient(135deg, #165DFF, #00b4d8);
    
    --dark: #0a1628;
    --text-primary: #1e293b;
    --text-secondary: #475569;
    --text-muted: #64748b;
    --text-light: #94a3b8;
    
    --bg-white: #ffffff;
    --bg-gray: #f7f8fa;
    --bg-light: #f0f2f5;
    --bg-card: #f8fafc;
    
    --border-light: #f1f5f9;
    --border-medium: #e2e8f0;
    --border-dark: #cbd5e1;
    
    --shadow-sm: 0 2px 12px rgba(0,0,0,0.04);
    --shadow-md: 0 4px 24px rgba(0,0,0,0.06);
    --shadow-lg: 0 20px 60px rgba(22, 93, 255, 0.12);
    --shadow-xl: 0 8px 40px rgba(0,0,0,0.3);
    
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 24px;
    
    --transition-smooth: cubic-bezier(0.4, 0, 0.2, 1);
    --transition-bounce: cubic-bezier(0.34, 1.56, 0.64, 1);
    
    --font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}

/* ============================================
   产品列表页样式
   ============================================ */
.product-section {
    padding: 50px 0 100px;
    background: var(--bg-gray);
}

.product-section .container-fluid {
    max-width: 1440px;
    margin: 0 auto;
}

/* 产品网格 */
.product-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
    gap: 32px;
}

/* 产品卡片 */
.product-card {
    background: var(--bg-white);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: all 0.5s var(--transition-smooth);
    box-shadow: 0 2px 16px rgba(0,0,0,0.06);
    position: relative;
}

.product-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
}

/* 卡片图片 */
.product-card .card-image {
    position: relative;
    width: 100%;
    padding-top: 70%;
    overflow: hidden;
    background: #e8edf5;
}

.product-card .card-image img {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.7s var(--transition-smooth);
}

.product-card:hover .card-image img {
    transform: scale(1.06);
}

/* 卡片遮罩 */
.product-card .card-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(10, 22, 40, 0.7);
    backdrop-filter: blur(4px);
    -webkit-backdrop-filter: blur(4px);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: all 0.4s var(--transition-smooth);
}

.product-card:hover .card-overlay {
    opacity: 1;
}

.product-card .overlay-content {
    text-align: center;
    transform: translateY(20px);
    transition: all 0.4s var(--transition-smooth);
}

.product-card:hover .overlay-content {
    transform: translateY(0);
}

.product-card .btn-view {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 28px;
    border: 2px solid white;
    border-radius: 30px;
    color: white;
    font-size: 14px;
    font-weight: 500;
    text-decoration: none;
    transition: all 0.3s ease;
}

.product-card .btn-view:hover {
    background: white;
    color: var(--dark);
    text-decoration: none;
    transform: scale(1.05);
}

.product-card .btn-view svg {
    transition: transform 0.3s ease;
}

.product-card .btn-view:hover svg {
    transform: translateX(4px);
}

/* 卡片内容 */
.product-card .card-body {
    padding: 24px 28px 28px;
}

.product-card .card-title {
    font-size: 20px;
    font-weight: 600;
    color: var(--dark);
    margin-bottom: 10px;
    line-height: 1.4;
}

.product-card .card-title a {
    color: inherit;
    text-decoration: none;
    transition: color 0.3s ease;
    background: linear-gradient(135deg, var(--dark) 0%, var(--dark) 100%);
    background-size: 0% 2px;
    background-repeat: no-repeat;
    background-position: 0 100%;
    padding-bottom: 2px;
}

.product-card .card-title a:hover {
    color: var(--primary);
    background-size: 100% 2px;
    background-image: var(--primary-gradient);
}

.product-card .card-desc {
    font-size: 14px;
    color: var(--text-muted);
    line-height: 1.7;
    margin-bottom: 0;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

/* ============================================
   产品详情页样式
   ============================================ */
.product-detail-section {
    padding: 30px 0 80px;
    background: var(--bg-light);
}

.product-detail-section .container-fluid {
    max-width: 1440px;
    margin: 0 auto;
}

/* 面包屑 */
.product-detail-section .breadcrumb-nav {
    margin-bottom: 30px;
}

.product-detail-section .breadcrumb {
    padding: 14px 28px;
    background: var(--bg-white);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
    margin: 0;
}

.product-detail-section .breadcrumb-item a {
    color: var(--primary);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.2s;
}

.product-detail-section .breadcrumb-item a:hover {
    color: var(--primary-dark);
}

.product-detail-section .breadcrumb-item.active {
    color: var(--text-primary);
    font-weight: 600;
}

.product-detail-section .breadcrumb-item + .breadcrumb-item::before {
    content: "›";
    font-size: 18px;
    font-weight: 300;
    color: var(--text-light);
}

/* 主容器 */
.product-detail-section .detail-wrapper {
    background: var(--bg-white);
    border-radius: var(--radius-lg);
    padding: 48px 60px 40px;
    box-shadow: var(--shadow-md);
    margin-bottom: 30px;
}

/* 文章头部 */
.product-detail-section .detail-header {
    margin-bottom: 32px;
    padding-bottom: 28px;
    border-bottom: 2px solid var(--border-light);
}

.product-detail-section .detail-title {
    font-size: 38px;
    font-weight: 700;
    color: var(--dark);
    margin-bottom: 20px;
    line-height: 1.3;
    letter-spacing: -0.5px;
}

.product-detail-section .detail-meta {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 8px;
}

.product-detail-section .meta-item {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 14px;
    color: var(--text-muted);
}

.product-detail-section .meta-item i {
    color: var(--primary);
    font-size: 14px;
    width: 18px;
}

.product-detail-section .meta-divider {
    width: 4px;
    height: 4px;
    background: var(--border-dark);
    border-radius: 50%;
}

/* ============================================
   文章内容中的图片自动填充满
   ============================================ */
.product-detail-section .detail-content .detail-image-wrapper {
    width: 100%;
    margin: 0 0 24px 0;
    border-radius: var(--radius-md);
    overflow: hidden;
    background: #f1f5f9;
    position: relative;
}

.product-detail-section .detail-content .detail-featured-image {
    width: 100%;
    height: auto;
    max-height: 560px;
    object-fit: cover;
    display: block;
    cursor: pointer;
    transition: transform 0.4s ease;
}

.product-detail-section .detail-content .detail-featured-image:hover {
    transform: scale(1.01);
}

/* 文章内容中所有图片自动填充满 */
.product-detail-section .detail-content img {
    width: 100% !important;
    height: auto !important;
    max-width: 100% !important;
    border-radius: var(--radius-sm);
    margin: 16px 0;
    box-shadow: 0 2px 12px rgba(0,0,0,0.08);
    cursor: pointer;
    transition: transform 0.3s ease;
    display: block;
}

.product-detail-section .detail-content img:hover {
    transform: scale(1.01);
}

/* 图片容器内边距去除 */
.product-detail-section .detail-content p {
    margin-bottom: 16px;
}

.product-detail-section .detail-content p img {
    margin: 0;
}

/* 确保图片在p标签内也填充满 */
.product-detail-section .detail-content p:has(img) {
    margin: 0;
    padding: 0;
    line-height: 0;
}

/* ============================================
   文章内容其他样式
   ============================================ */
.product-detail-section .detail-content {
    font-size: 16px;
    line-height: 1.9;
    color: var(--text-primary);
}

.product-detail-section .detail-content p {
    margin-bottom: 20px;
}

.product-detail-section .detail-content h2,
.product-detail-section .detail-content h3,
.product-detail-section .detail-content h4 {
    color: var(--dark);
    font-weight: 700;
    margin-top: 36px;
    margin-bottom: 16px;
}

.product-detail-section .detail-content h2 {
    font-size: 28px;
}

.product-detail-section .detail-content h3 {
    font-size: 24px;
}

.product-detail-section .detail-content h4 {
    font-size: 20px;
}

.product-detail-section .detail-content ul,
.product-detail-section .detail-content ol {
    padding-left: 24px;
    margin-bottom: 20px;
}

.product-detail-section .detail-content li {
    margin-bottom: 8px;
}

.product-detail-section .detail-content blockquote {
    border-left: 4px solid var(--primary);
    padding: 16px 24px;
    margin: 24px 0;
    background: var(--bg-card);
    border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
    color: var(--text-secondary);
    font-style: italic;
}

.product-detail-section .detail-content table {
    width: 100%;
    border-collapse: collapse;
    margin: 24px 0;
}

.product-detail-section .detail-content table th,
.product-detail-section .detail-content table td {
    padding: 12px 16px;
    border: 1px solid var(--border-medium);
    text-align: left;
}

.product-detail-section .detail-content table th {
    background: var(--bg-card);
    font-weight: 600;
}

/* ============================================
   操作按钮
   ============================================ */
.product-detail-section .detail-actions {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 16px;
    margin-top: 36px;
    padding-top: 28px;
    border-top: 2px solid var(--border-light);
}

.product-detail-section .action-left,
.product-detail-section .action-right {
    display: flex;
    align-items: center;
    gap: 12px;
}

.product-detail-section .btn-back {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 24px;
    border: 2px solid var(--border-medium);
    border-radius: 10px;
    color: var(--text-secondary);
    font-weight: 500;
    font-size: 14px;
    text-decoration: none;
    transition: all 0.3s ease;
}

.product-detail-section .btn-back:hover {
    border-color: var(--primary);
    color: var(--primary);
    text-decoration: none;
    background: var(--primary-light);
    transform: translateX(-4px);
}

.product-detail-section .btn-share,
.product-detail-section .btn-print {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 20px;
    border: none;
    border-radius: 10px;
    font-weight: 500;
    font-size: 14px;
    cursor: pointer;
    transition: all 0.3s ease;
}

.product-detail-section .btn-share {
    background: var(--primary);
    color: white;
}

.product-detail-section .btn-share:hover {
    background: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: 0 4px 16px rgba(22, 93, 255, 0.3);
}

.product-detail-section .btn-print {
    background: var(--bg-card);
    color: var(--text-secondary);
}

.product-detail-section .btn-print:hover {
    background: var(--border-medium);
    transform: translateY(-2px);
}

/* ============================================
   上一篇/下一篇
   ============================================ */
.product-detail-section .post-navigation {
    display: flex;
    justify-content: space-between;
    align-items: stretch;
    background: var(--bg-white);
    border-radius: var(--radius-lg);
    padding: 0;
    margin-bottom: 40px;
    box-shadow: var(--shadow-sm);
    overflow: hidden;
}

.product-detail-section .nav-prev,
.product-detail-section .nav-next {
    flex: 1;
    padding: 24px 36px;
    display: flex;
    flex-direction: column;
    gap: 6px;
    transition: background 0.3s ease;
}

.product-detail-section .nav-prev:hover,
.product-detail-section .nav-next:hover {
    background: var(--bg-card);
}

.product-detail-section .nav-prev {
    border-right: 1px solid var(--border-light);
}

.product-detail-section .nav-prev .nav-label,
.product-detail-section .nav-next .nav-label {
    font-size: 13px;
    color: var(--text-light);
    font-weight: 500;
}

.product-detail-section .nav-prev .nav-label i,
.product-detail-section .nav-next .nav-label i {
    color: var(--primary);
}

.product-detail-section .nav-title {
    font-size: 16px;
    font-weight: 600;
    color: var(--dark);
    text-decoration: none;
    transition: color 0.2s;
    display: -webkit-box;
    -webkit-line-clamp: 1;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.product-detail-section .nav-title:hover {
    color: var(--primary);
    text-decoration: none;
}

.product-detail-section .nav-title.disabled {
    color: var(--border-dark);
    cursor: default;
}

.product-detail-section .nav-divider {
    width: 1px;
    background: var(--border-light);
}

.product-detail-section .nav-next {
    text-align: right;
}

.product-detail-section .nav-next .nav-title {
    text-align: right;
}

/* ============================================
   相关项目
   ============================================ */
.product-detail-section .related-section {
    background: var(--bg-white);
    border-radius: var(--radius-lg);
    padding: 36px 44px 40px;
    box-shadow: var(--shadow-sm);
}

.product-detail-section .related-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 28px;
    padding-bottom: 16px;
    border-bottom: 2px solid var(--border-light);
}

.product-detail-section .related-title {
    font-size: 24px;
    font-weight: 700;
    color: var(--dark);
    margin: 0;
}

.product-detail-section .related-title i {
    color: var(--primary);
    margin-right: 10px;
}

.product-detail-section .related-count {
    font-size: 14px;
    color: var(--text-light);
    font-weight: 500;
}

.product-detail-section .related-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
    gap: 28px;
}

.product-detail-section .related-card {
    border-radius: var(--radius-md);
    overflow: hidden;
    background: var(--bg-card);
    transition: all 0.4s ease;
}

.product-detail-section .related-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 8px 30px rgba(0,0,0,0.1);
}

.product-detail-section .related-link {
    text-decoration: none;
    color: inherit;
    display: block;
}

.product-detail-section .related-image {
    position: relative;
    width: 100%;
    padding-top: 70%;
    overflow: hidden;
    background: #e2e8f0;
}

.product-detail-section .related-image img {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.product-detail-section .related-card:hover .related-image img {
    transform: scale(1.08);
}

.product-detail-section .related-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(22, 93, 255, 0.8);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.product-detail-section .related-card:hover .related-overlay {
    opacity: 1;
}

.product-detail-section .related-overlay i {
    color: white;
    font-size: 28px;
    transform: translateX(-10px);
    transition: transform 0.3s ease;
}

.product-detail-section .related-card:hover .related-overlay i {
    transform: translateX(0);
}

.product-detail-section .related-info {
    padding: 16px 18px 18px;
}

.product-detail-section .related-item-title {
    font-size: 15px;
    font-weight: 600;
    color: var(--dark);
    margin: 0;
    line-height: 1.4;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.product-detail-section .related-card:hover .related-item-title {
    color: var(--primary);
}

/* ============================================
   图片预览模态框
   ============================================ */
.preview-modal {
    background: rgba(0,0,0,0.85);
    border: none;
}

.preview-header {
    border-bottom: 1px solid rgba(255,255,255,0.1);
    padding: 16px 24px;
}

.preview-header .modal-title {
    color: white;
    font-weight: 600;
}

.preview-body {
    padding: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 400px;
}

.preview-image {
    max-width: 100%;
    max-height: 75vh;
    border-radius: var(--radius-sm);
    box-shadow: var(--shadow-xl);
}

.preview-footer {
    border-top: 1px solid rgba(255,255,255,0.1);
    padding: 12px 24px;
}

/* ============================================
   空状态
   ============================================ */
.empty-state {
    text-align: center;
    padding: 80px 20px;
    background: var(--bg-white);
    border-radius: var(--radius-lg);
    box-shadow: 0 2px 16px rgba(0,0,0,0.04);
}

.empty-icon {
    color: var(--border-dark);
    margin-bottom: 20px;
}

.empty-state h4 {
    font-size: 20px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 8px;
}

.empty-state p {
    font-size: 15px;
    color: var(--text-light);
}

/* ============================================
   分页
   ============================================ */
.pagination-wrapper {
    display: flex;
    justify-content: center;
    margin-top: 56px;
}

.pagination-wrapper .pagination {
    gap: 4px;
    margin: 0;
}

.pagination-wrapper .page-link {
    min-width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 1px solid var(--border-medium);
    border-radius: 10px;
    color: var(--text-secondary);
    font-size: 14px;
    font-weight: 500;
    background: var(--bg-white);
    transition: all 0.3s ease;
    padding: 0 16px;
}

.pagination-wrapper .page-link:hover {
    color: var(--primary);
    border-color: var(--primary);
    background: var(--primary-light);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(22, 93, 255, 0.15);
}

.pagination-wrapper .page-item.active .page-link {
    background: var(--primary);
    border-color: var(--primary);
    color: white;
    box-shadow: 0 4px 16px rgba(22, 93, 255, 0.3);
}

.pagination-wrapper .page-item.disabled .page-link {
    color: var(--border-dark);
    cursor: not-allowed;
    transform: none !important;
    box-shadow: none !important;
}

/* ============================================
   动画
   ============================================ */
@keyframes fadeUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.product-card {
    animation: fadeUp 0.6s ease forwards;
    opacity: 0;
}

.product-card:nth-child(1) { animation-delay: 0.05s; }
.product-card:nth-child(2) { animation-delay: 0.10s; }
.product-card:nth-child(3) { animation-delay: 0.15s; }
.product-card:nth-child(4) { animation-delay: 0.20s; }
.product-card:nth-child(5) { animation-delay: 0.25s; }
.product-card:nth-child(6) { animation-delay: 0.30s; }
.product-card:nth-child(7) { animation-delay: 0.35s; }
.product-card:nth-child(8) { animation-delay: 0.40s; }
.product-card:nth-child(9) { animation-delay: 0.45s; }
.product-card:nth-child(10) { animation-delay: 0.50s; }
.product-card:nth-child(11) { animation-delay: 0.55s; }
.product-card:nth-child(12) { animation-delay: 0.60s; }

/* 相关卡片入场动画 */
.related-card {
    opacity: 0;
    transform: translateY(20px);
    transition: all 0.5s ease;
}

.related-card.visible {
    opacity: 1 !important;
    transform: translateY(0) !important;
}

/* ============================================
   响应式
   ============================================ */

/* 产品列表响应式 */
@media (max-width: 1200px) {
    .product-grid {
        grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
        gap: 28px;
    }
}

@media (max-width: 992px) {
    .product-section {
        padding: 40px 0 70px;
    }
    
    .product-grid {
        grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
        gap: 24px;
    }
}

@media (max-width: 768px) {
    .product-section {
        padding: 30px 0 60px;
    }
    
    .product-section .container-fluid {
        padding-left: 16px !important;
        padding-right: 16px !important;
    }

    .product-grid {
        grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
        gap: 20px;
        padding: 0;
    }

    .product-card .card-body {
        padding: 20px;
    }

    .product-card .card-title {
        font-size: 17px;
    }
}

@media (max-width: 576px) {
    .product-section {
        padding: 20px 0 40px;
    }
    
    .product-section .container-fluid {
        padding-left: 12px !important;
        padding-right: 12px !important;
    }

    .product-grid {
        grid-template-columns: 1fr;
        gap: 20px;
        padding: 0;
    }

    .product-card {
        max-width: 100%;
        margin: 0 auto;
    }

    .product-card .card-image {
        padding-top: 65%;
    }
}

/* 产品详情响应式 */
@media (max-width: 1200px) {
    .product-detail-section .detail-wrapper {
        padding: 40px 44px 36px;
    }
    
    .product-detail-section .detail-title {
        font-size: 32px;
    }
    
    .product-detail-section .related-grid {
        grid-template-columns: repeat(auto-fill, minmax(210px, 1fr));
        gap: 20px;
    }
}

@media (max-width: 992px) {
    .product-detail-section .detail-wrapper {
        padding: 32px 32px 28px;
    }
    
    .product-detail-section .detail-title {
        font-size: 28px;
    }
    
    .product-detail-section .related-grid {
        grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
        gap: 16px;
    }
    
    .product-detail-section .related-section {
        padding: 28px 28px 32px;
    }
}

@media (max-width: 768px) {
    .product-detail-section {
        padding: 20px 0 50px;
    }
    
    .product-detail-section .container-fluid {
        padding-left: 16px !important;
        padding-right: 16px !important;
    }
    
    .product-detail-section .detail-wrapper {
        padding: 24px 20px 20px;
        border-radius: var(--radius-md);
    }
    
    .product-detail-section .detail-title {
        font-size: 24px;
    }
    
    .product-detail-section .detail-meta {
        gap: 6px;
    }
    
    .product-detail-section .meta-item {
        font-size: 13px;
    }
    
    .product-detail-section .post-navigation {
        flex-direction: column;
    }
    
    .product-detail-section .nav-prev {
        border-right: none;
        border-bottom: 1px solid var(--border-light);
    }
    
    .product-detail-section .nav-prev,
    .product-detail-section .nav-next {
        padding: 16px 20px;
    }
    
    .product-detail-section .nav-next {
        text-align: left;
    }
    
    .product-detail-section .nav-next .nav-title {
        text-align: left;
    }
    
    .product-detail-section .related-section {
        padding: 24px 20px 28px;
    }
    
    .product-detail-section .related-grid {
        grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
        gap: 12px;
    }
    
    .product-detail-section .detail-actions {
        flex-direction: column;
        align-items: stretch;
    }
    
    .product-detail-section .action-left,
    .product-detail-section .action-right {
        justify-content: center;
    }
    
    .product-detail-section .btn-share,
    .product-detail-section .btn-print {
        flex: 1;
        justify-content: center;
    }
    
    /* 文章内容图片响应式 */
    .product-detail-section .detail-content .detail-featured-image {
        max-height: 350px;
    }
}

@media (max-width: 576px) {
    .product-detail-section .container-fluid {
        padding-left: 12px !important;
        padding-right: 12px !important;
    }
    
    .product-detail-section .detail-wrapper {
        padding: 18px 14px 16px;
    }
    
    .product-detail-section .detail-title {
        font-size: 20px;
    }
    
    .product-detail-section .detail-meta {
        flex-direction: column;
        align-items: flex-start;
        gap: 4px;
    }
    
    .product-detail-section .meta-divider {
        display: none;
    }
    
    .product-detail-section .breadcrumb {
        padding: 10px 16px;
        font-size: 13px;
    }
    
    .product-detail-section .related-grid {
        grid-template-columns: 1fr 1fr;
        gap: 10px;
    }
    
    .product-detail-section .related-item-title {
        font-size: 13px;
    }
    
    .product-detail-section .related-section {
        padding: 18px 14px 20px;
    }
    
    .product-detail-section .related-title {
        font-size: 18px;
    }
    
    /* 文章内容图片响应式 */
    .product-detail-section .detail-content .detail-featured-image {
        max-height: 250px;
    }
    
    .product-detail-section .detail-content img {
        border-radius: 6px;
        margin: 12px 0;
    }
}