@media (max-width: 768px) {
    html {
        font-size: 14px;
    }
    
    .header-content {
        height: 60px;
        padding: 0 1rem;
        gap: 0.5rem;
    }
    
    .logo a {
        font-size: 1.25rem;
    }
    
    .nav-list {
        display: none;
    }
    
    .search-form {
        flex: 1;
        max-width: 100%;
    }
    
    .search-input {
        width: 100%;
        font-size: 0.875rem;
        padding: 0.5rem 2.5rem 0.5rem 1rem;
    }
    
    .search-input:focus {
        width: 100%;
    }
    
    .search-btn {
        right: 0.5rem;
    }
    
    .hero-banner {
        height: 210px;
    }
    
    .banner-title {
        font-size: 2rem;
    }
    
    .article-grid {
        grid-template-columns: 1fr;
        gap: var(--space-4);
    }
    
    .article-card.no-image {
        min-height: 240px;
        padding: 1.5rem;
    }
    
    .category-grid {
        grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
    }
    
    .article-detail-wrapper {
        grid-template-columns: 1fr;
    }
    
    .article-sidebar {
        position: static;
    }
    
    .category-page-wrapper {
        display: flex;
        flex-direction: column;
        gap: 0;
        margin-top: 1rem;
    }
    
    .category-main {
        order: 1;
        width: 100%;
    }
    
    .category-sidebar {
        position: static !important;
        margin-top: 1.5rem;
        order: 2;
        width: 100%;
        top: auto !important;
        left: auto !important;
        right: auto !important;
    }
    
    .category-info-widget {
        padding: 1rem;
        margin-bottom: 1rem;
        width: 100%;
        box-sizing: border-box;
    }
    
    .category-info-title {
        font-size: 1.125rem;
        word-break: break-word;
    }
    
    .category-info-stats {
        gap: 1rem;
        padding-top: 0.75rem;
    }
    
    .stat-value {
        font-size: 1.25rem;
    }
    
    .article-list {
        width: 100%;
    }
    
    .article-list-item {
        flex-direction: column;
        padding: 1rem;
        margin-bottom: 1rem;
        width: 100%;
        box-sizing: border-box;
    }
    
    .article-list-thumb {
        width: 100%;
        height: 180px;
        flex-shrink: 0;
    }
    
    .article-list-title {
        font-size: 1.125rem;
        margin-bottom: 0.5rem;
        word-break: break-word;
        line-height: 1.4;
    }
    
    .article-list-summary {
        font-size: 0.875rem;
        -webkit-line-clamp: 2;
        line-clamp: 2;
    }
    
    .article-list-meta {
        font-size: 0.75rem;
        flex-wrap: wrap;
    }
    
    .category-section-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 0.75rem;
    }
    
    .category-section-title {
        font-size: 1.25rem;
    }
    
    .article-detail {
        padding: 2rem 1.5rem;
    }
    
    .article-detail-title {
        font-size: 1.75rem;
    }
    
    .container {
        padding: 0 1rem;
    }
    
    .section-header {
        margin-top: 1rem !important;
        padding: 0;
        margin-bottom: 1rem;
    }
    
    .section-title {
        font-size: 1.375rem;
        word-break: break-word;
        white-space: normal;
    }
    
    .sidebar-widget {
        padding: 1rem;
        margin-bottom: 1rem;
        width: 100%;
        box-sizing: border-box;
    }
    
    .widget-title {
        font-size: 1rem;
        margin-bottom: 0.75rem;
        word-break: break-word;
    }
    
    .category-sidebar-link {
        padding: 0.625rem 0.875rem;
        font-size: 0.875rem;
    }
    
    .pagination {
        flex-direction: column;
        gap: 0.5rem;
    }
    
    .pagination-pages {
        flex-wrap: wrap;
        justify-content: center;
    }
    
    .pagination-page,
    .pagination-btn {
        padding: 0.5rem 0.875rem;
        font-size: 0.875rem;
    }
    
    .back-to-top {
        right: 1rem;
        bottom: 1rem;
        width: 44px;
        height: 44px;
    }
}
@media (max-width: 768px) {
    .related-articles-grid {
        grid-template-columns: 1fr;
        gap: 1rem;
    }
    
    .related-article-thumb {
        height: 160px;
    }
    
    .related-article-body {
        padding: 1rem;
    }
    
    .related-article-title {
        font-size: 1rem;
    }
}
@media (max-width: 768px) {
    .related-articles-list-grid {
        grid-template-columns: 1fr;
        gap: 1rem;
    }
    
    .related-list-item {
        padding: 0.875rem;
    }
    
    .related-list-thumb {
        width: 100px;
        height: 75px;
    }
    
    .related-list-title {
        font-size: 0.9375rem;
    }
    
    .related-list-summary {
        font-size: 0.8125rem;
        -webkit-line-clamp: 1;
        line-clamp: 1;
    }
}
@media (max-width: 768px) {
    /* 鍩虹瀹瑰櫒 */
    * {
        writing-mode: horizontal-tb !important;
        text-orientation: mixed !important;
    }
    
    /* 鏍囬寮哄埗妯悜 */
    h1, h2, h3, h4, h5, h6 {
        writing-mode: horizontal-tb !important;
        word-break: break-word !important;
        white-space: normal !important;
        width: 100% !important;
        max-width: 100% !important;
    }
    
    /* 鍒嗙被椤垫爣棰?*/
    .section-title {
        writing-mode: horizontal-tb !important;
        word-break: break-word !important;
        white-space: normal !important;
        display: block !important;
        width: 100% !important;
    }
    
    /* 鏂囩珷鍒楄〃鏍囬 */
    .article-list-title {
        writing-mode: horizontal-tb !important;
        word-break: break-word !important;
        white-space: normal !important;
        display: block !important;
        width: 100% !important;
        max-width: 100% !important;
    }
    
    /* 鏂囩珷鍗＄墖鏍囬 */
    .article-title {
        writing-mode: horizontal-tb !important;
        word-break: break-word !important;
        white-space: normal !important;
        display: block !important;
        width: 100% !important;
    }
    
    /* 鍒嗙被淇℃伅鏍囬 */
    .category-info-title {
        writing-mode: horizontal-tb !important;
        word-break: break-word !important;
        white-space: normal !important;
        display: block !important;
        width: 100% !important;
    }
    
    /* 渚ц竟鏍忔爣棰?*/
    .widget-title {
        writing-mode: horizontal-tb !important;
        word-break: break-word !important;
        white-space: normal !important;
        display: block !important;
        width: 100% !important;
    }
    
    /* 鍒嗙被閾炬帴鏂囧瓧 */
    .category-sidebar-link {
        writing-mode: horizontal-tb !important;
        word-break: break-word !important;
        white-space: normal !important;
        display: flex !important;
        width: 100% !important;
    }
    
    /* 鏂囩珷鍒楄〃椤?*/
    .article-list-item {
        writing-mode: horizontal-tb !important;
        width: 100% !important;
        max-width: 100% !important;
    }
    
    /* 鏂囩珷鍒楄〃鍐呭 */
    .article-list-content {
        writing-mode: horizontal-tb !important;
        width: 100% !important;
        max-width: 100% !important;
        flex: 1 !important;
        min-width: 0 !important;
    }
    
    /* 鎽樿 */
    .article-list-summary {
        writing-mode: horizontal-tb !important;
        word-break: break-word !important;
        white-space: normal !important;
        width: 100% !important;
    }
    
    /* 娈佃惤 */
    p {
        writing-mode: horizontal-tb !important;
        word-break: break-word !important;
        white-space: normal !important;
    }
    
    /* 閾炬帴鏂囧瓧 */
    a {
        writing-mode: horizontal-tb !important;
        word-break: break-word !important;
    }
    
    /* Flex瀹瑰櫒纭繚姝ｇ‘鏂瑰悜 */
    .article-list-item,
    .related-list-item {
        flex-direction: row !important;
        flex-wrap: nowrap !important;
    }
    
    /* 纭繚鍥剧墖鍦ㄥ乏渚э紝鏂囧瓧鍦ㄥ彸渚?*/
    .article-list-thumb {
        flex-shrink: 0 !important;
        width: 100px !important;
        min-width: 100px !important;
        max-width: 100px !important;
    }
    
    /* 瀹瑰櫒瀹藉害 */
    .container {
        width: 100% !important;
        max-width: 100% !important;
        padding-left: 1rem !important;
        padding-right: 1rem !important;
    }
    
    /* 鍒嗙被椤甸潰鍖呰鍣?*/
    .category-page-wrapper {
        width: 100% !important;
        max-width: 100% !important;
    }
    
    /* 涓诲唴瀹瑰尯 */
    .category-main {
        width: 100% !important;
        max-width: 100% !important;
    }
    
    /* 鏂囩珷鍒楄〃瀹瑰櫒 */
    .article-list {
        width: 100% !important;
        max-width: 100% !important;
    }
}
@media (max-width: 768px) {
    .related-articles-list-grid {
        grid-template-columns: 1fr;
        gap: 1rem;
    }
    
    .related-list-item {
        padding: 0.875rem;
    }
    
    .related-list-thumb {
        width: 100px;
        height: 75px;
    }
    
    .related-list-title {
        font-size: 0.9375rem;
    }
    
    .related-list-summary {
        font-size: 0.8125rem;
        -webkit-line-clamp: 1;
        line-clamp: 1;
    }
}

/* ═══════════════════════════════════════════════════════════
   移动端文章列表优化 - 确保横向布局
   ═══════════════════════════════════════════════════════════ */
@media (max-width: 768px) {
    /* 文章列表项 - 横向布局 */
    .article-list-item {
        display: flex !important;
        flex-direction: row !important;
        gap: 1rem;
        padding: 1rem;
        margin-bottom: 1rem;
        background: var(--bg-white);
        border-radius: var(--radius-lg);
        border: 1px solid var(--border);
    }
    
    /* 缩略图固定宽度 */
    .article-list-thumb {
        flex-shrink: 0;
        width: 100px;
        height: 100px;
        border-radius: var(--radius-md);
        overflow: hidden;
        background: var(--bg-light);
    }
    
    .article-list-thumb img {
        width: 100%;
        height: 100%;
        object-fit: cover;
    }
    
    /* 内容区域 */
    .article-list-content {
        flex: 1;
        display: flex;
        flex-direction: column;
        min-width: 0;
        gap: 0.5rem;
    }
    
    /* 标题 */
    .article-list-title {
        font-size: 1rem;
        line-height: 1.4;
        margin: 0;
        word-break: break-word;
        display: -webkit-box;
        -webkit-line-clamp: 2;
        line-clamp: 2;
        -webkit-box-orient: vertical;
        overflow: hidden;
    }
    
    /* 摘要 */
    .article-list-summary {
        font-size: 0.875rem;
        line-height: 1.5;
        color: var(--text-gray);
        margin: 0;
        display: -webkit-box;
        -webkit-line-clamp: 2;
        line-clamp: 2;
        -webkit-box-orient: vertical;
        overflow: hidden;
    }
    
    /* Meta信息 */
    .article-list-meta {
        display: flex;
        flex-wrap: wrap;
        gap: 0.5rem;
        font-size: 0.75rem;
        color: var(--text-light);
        margin-top: auto;
    }
    
    .article-list-meta .meta-item {
        display: flex;
        align-items: center;
        gap: 0.25rem;
    }
}


/* ═══════════════════════════════════════════════════════════
   文章详情页Meta信息 - 移动端优化
   ═══════════════════════════════════════════════════════════ */
@media (max-width: 768px) {
    .article-meta-bar {
        flex-direction: row;
        flex-wrap: wrap;
        gap: 0.75rem;
        padding: 0.875rem 0;
        margin: 1rem 0 1.5rem 0;
        font-size: 0.8125rem;
    }
    
    .article-meta-bar .meta-item {
        gap: 0.3rem;
    }
    
    .article-meta-bar .meta-item svg {
        width: 12px;
        height: 12px;
    }
}


/* ═══════════════════════════════════════════════════════════
   移动端菜单按钮和侧边栏导航
   ═══════════════════════════════════════════════════════════ */
@media (max-width: 768px) {
    /* 汉堡菜单按钮 */
    .mobile-menu-btn {
        display: flex !important;
        align-items: center;
        justify-content: center;
        width: 40px;
        height: 40px;
        border: none;
        background: transparent;
        color: var(--text-dark);
        cursor: pointer;
        border-radius: var(--radius-md);
        transition: background 0.2s;
        padding: 0;
        margin-right: 0.5rem;
    }
    
    .mobile-menu-btn:hover {
        background: var(--bg-light);
    }
    
    .mobile-menu-btn:active {
        transform: scale(0.95);
    }
    
    /* 移动端侧边栏 */
    .mobile-sidebar {
        position: fixed !important;
        top: 0;
        left: 0;
        right: 0;
        bottom: 0;
        z-index: 9999;
        visibility: hidden;
        opacity: 0;
        transition: opacity 0.3s, visibility 0.3s;
        display: block !important;
    }
    
    .mobile-sidebar.active {
        visibility: visible !important;
        opacity: 1 !important;
    }
    
    /* 遮罩层 */
    .mobile-sidebar-overlay {
        position: absolute;
        top: 0;
        left: 0;
        right: 0;
        bottom: 0;
        background: rgba(0, 0, 0, 0.5);
        backdrop-filter: blur(4px);
    }
    
    /* 侧边栏内容 */
    .mobile-sidebar-content {
        position: absolute;
        top: 0;
        left: 0;
        bottom: 0;
        width: 280px;
        max-width: 85vw;
        background: var(--bg-white);
        box-shadow: 2px 0 12px rgba(0, 0, 0, 0.15);
        transform: translateX(-100%);
        transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        overflow-y: auto;
        -webkit-overflow-scrolling: touch;
    }
    
    .mobile-sidebar.active .mobile-sidebar-content {
        transform: translateX(0);
    }
    
    /* 侧边栏头部 */
    .mobile-sidebar-header {
        display: flex;
        align-items: center;
        justify-content: space-between;
        padding: 1rem 1.25rem;
        border-bottom: 1px solid var(--border);
        background: linear-gradient(135deg, var(--primary-light), var(--primary));
        color: white;
    }
    
    .mobile-sidebar-title {
        font-size: 1.125rem;
        font-weight: 600;
        margin: 0;
    }
    
    .mobile-sidebar-close {
        display: flex;
        align-items: center;
        justify-content: center;
        width: 36px;
        height: 36px;
        border: none;
        background: rgba(255, 255, 255, 0.2);
        color: white;
        border-radius: var(--radius-md);
        cursor: pointer;
        transition: background 0.2s;
        padding: 0;
    }
    
    .mobile-sidebar-close:hover {
        background: rgba(255, 255, 255, 0.3);
    }
    
    .mobile-sidebar-close:active {
        transform: scale(0.95);
    }
    
    /* 移动端导航 */
    .mobile-nav {
        padding: 0.5rem 0;
    }
    
    .mobile-nav-list {
        list-style: none;
        margin: 0;
        padding: 0;
    }
    
    .mobile-nav-item {
        border-bottom: 1px solid var(--border);
    }
    
    .mobile-nav-item:last-child {
        border-bottom: none;
    }
    
    .mobile-nav-link {
        display: flex;
        align-items: center;
        gap: 0.875rem;
        padding: 1rem 1.25rem;
        color: var(--text-dark);
        text-decoration: none;
        font-size: 1rem;
        font-weight: 500;
        transition: all 0.2s;
        position: relative;
    }
    
    .mobile-nav-link:hover {
        background: var(--bg-light);
        color: var(--primary);
        padding-left: 1.5rem;
    }
    
    .mobile-nav-link:active {
        background: var(--primary-light);
    }
    
    .mobile-nav-link svg {
        flex-shrink: 0;
        opacity: 0.7;
    }
    
    .mobile-nav-count {
        margin-left: auto;
        padding: 0.25rem 0.5rem;
        background: var(--bg-light);
        color: var(--text-gray);
        font-size: 0.75rem;
        border-radius: var(--radius-sm);
        font-weight: 600;
    }
    
    .mobile-nav-link:hover .mobile-nav-count {
        background: var(--primary-light);
        color: var(--primary);
    }
}


/* ═══════════════════════════════════════════════════════════
   面包屑导航 - 移动端优化
   ═══════════════════════════════════════════════════════════ */
@media (max-width: 768px) {
    .breadcrumb {
        display: flex;
        align-items: center;
        flex-wrap: wrap;
        gap: 0.375rem;
        padding: 0.75rem 1rem;
        margin: 0;
        font-size: 0.8125rem;
        background: var(--bg-light);
        border-radius: var(--radius-md);
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
        white-space: nowrap;
    }
    
    .breadcrumb::-webkit-scrollbar {
        display: none;
    }
    
    .breadcrumb-item {
        display: inline-flex;
        align-items: center;
        gap: 0.25rem;
        max-width: 120px;
        flex-shrink: 0;
    }
    
    .breadcrumb-item:last-child {
        max-width: none;
        flex-shrink: 1;
    }
    
    .breadcrumb-item a,
    .breadcrumb-item span {
        display: inline-block;
        overflow: hidden;
        text-overflow: ellipsis;
        white-space: nowrap;
        color: var(--text-gray);
        font-size: 0.8125rem;
    }
    
    .breadcrumb-item a {
        color: var(--primary);
        text-decoration: none;
        font-weight: 500;
    }
    
    .breadcrumb-item a:active {
        opacity: 0.7;
    }
    
    .breadcrumb-item span {
        color: var(--text-dark);
        font-weight: 500;
    }
    
    .breadcrumb-separator {
        color: var(--text-light);
        font-size: 0.75rem;
        flex-shrink: 0;
        opacity: 0.6;
    }
}


/* 移动端导航链接优化 - 无图标版本 */
@media (max-width: 768px) {
    .mobile-nav-link {
        padding-left: 1.25rem;
    }
    
    .mobile-nav-link svg {
        display: none;
    }
}