/**
 * 现代页面样式 - 分类页、标签页、搜索页
 * 按照截图1:1复刻设计
 * 
 * @author: 商家助手开发团队
 * @version: 2.0.0
 */

/* 重要：覆盖样式，确保布局正确 */
.main-content .container {
    width: 100% !important;
    max-width: 1280px !important;
    margin: 0 auto !important;
    padding: 0 15px !important;
}

.main-content .row {
    display: grid
;
    grid-template-columns: 1fr 300px;
    gap: 20px;
    padding: 20px;
}

.main-content .col-md-8 {
 
    max-width: 100% 
}

.main-content .col-md-4 {
    flex: 0 0 33.333333% !important;
    max-width: 33.333333% !important;
    padding: 0 15px !important;
}

/* 全局变量 */
:root {
    --primary-blue: #3b82f6;
    --light-blue: #eff6ff;
    --text-dark: #1f2937;
    --text-gray: #6b7280;
    --text-light: #9ca3af;
    --border-color: #e5e7eb;
    --bg-gray: #f9fafb;
    --bg-white: #ffffff;
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --radius-lg: 0.75rem;
    --radius-md: 0.5rem;
    --radius-sm: 0.25rem;
}

/* 页面整体布局 */
.main-content {
    background: #fff;
    min-height: calc(100vh - 120px);
    padding-top: 1rem;
}

/* 确保导航栏样式不受影响 */
.main-navbar,
.navbar,
header.navbar,
.site-header {
    background: #fff;
    height: auto !important;
    min-height: auto !important;
}

.main-navbar .container,
.navbar .container,
header.navbar .container,
.site-header .container {
    height: auto !important;
    min-height: auto !important;
}

/* 页面头部 - 强制覆盖样式 */
.page-header,
.main-content .page-header,
body .page-header,
.category-page .page-header,
.tag-page .page-header,
.search-page .page-header {
    background: none !important;
    background-color: transparent !important;
    background-image: none !important;
    background-position: initial !important;
    background-repeat: initial !important;
    background-size: initial !important;
    background-attachment: initial !important;
    border-radius: 0 !important;
    margin-bottom: 1rem !important;
    padding: 1rem 0 !important;
    text-align: left !important;
}

.page-header .container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1rem;
}

/* 强制覆盖页面头部所有相关元素的样式 */
.page-header *,
.page-header .breadcrumb,
.page-header .breadcrumb *,
.page-header .page-title-section,
.page-header .page-title-section * {
    color: var(--text-dark) !important;
}

.page-header .breadcrumb-list a {
    color: var(--text-gray) !important;
}

.page-header .breadcrumb-list a:hover {
    color: var(--primary-blue) !important;
    text-decoration: none !important;
}

.page-header .breadcrumb-list .current {
    color: var(--text-dark) !important;
}

.page-header .page-description {
    color: var(--text-gray) !important;
}

.page-header .page-stats {
    color: var(--text-gray) !important;
}

/* 强制覆盖分类和标签页的标题样式 */
.category-header,
.tag-header,
.page-header .category-header,
.page-header .tag-header {
    max-width: none !important;
    margin: 0 !important;
    text-align: left !important;
}

.category-title,
.tag-title,
.page-header .category-title,
.page-header .tag-title {
    font-size: 1.75rem !important;
    margin: 0 0 0.5rem 0 !important;
    font-weight: 700 !important;
    color: var(--text-dark) !important;
}

.category-description,
.tag-description,
.page-header .category-description,
.page-header .tag-description {
    font-size: 0.9rem !important;
    opacity: 1 !important;
    margin: 0 0 0.5rem 0 !important;
    color: var(--text-gray) !important;
}

.category-stats,
.tag-stats,
.page-header .category-stats,
.page-header .tag-stats {
    margin-top: 0.5rem !important;
    display: flex !important;
    justify-content: flex-start !important;
    gap: 1rem !important;
    font-size: 0.8rem !important;
    color: var(--text-gray) !important;
}

/* 面包屑导航 */
.breadcrumb {
    margin-bottom: 1.5rem;
}

.breadcrumb-list {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    list-style: none;
    padding: 0;
    margin: 0;
    font-size: 0.875rem;
    color: var(--text-gray);
}

.breadcrumb-list li {
    display: flex;
    align-items: center;
}

.breadcrumb-list li:not(:last-child)::after {
    content: ">";
    margin-left: 0.5rem;
    color: var(--text-light);
}

.breadcrumb-list a {
    color: var(--text-gray);
    text-decoration: none;
    transition: color 0.2s;
}

.breadcrumb-list a:hover {
    color: var(--primary-blue);
    text-decoration: none;
}

.breadcrumb-list .current {
    color: var(--text-dark);
    font-weight: 500;
}

/* 页面标题区域 */
.page-title-section {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 1rem;
    border-left: 4px solid var(--primary-blue);
    padding-left: 1rem;
    margin-left: 0;
}

.page-icon {
    display: none;
}

.page-title-info h1 {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--text-dark);
    margin: 0 0 0.5rem 0;
    line-height: 1.2;
}

.page-description {
    color: var(--text-gray);
    font-size: 0.9rem;
    margin: 0 0 0.5rem 0;
    line-height: 1.5;
}

.page-stats {
    display: flex;
    align-items: center;
    gap: 1rem;
    font-size: 0.8rem;
    color: var(--text-gray);
}

.stat-item {
    display: flex;
    align-items: center;
    gap: 0.25rem;
}

.stat-item i {
    color: var(--primary-blue);
}

/* 页面文章数量显示 */
.page-article-count {
    color: var(--text-gray);
    font-size: 0.9rem;
    font-weight: 500;
    flex-shrink: 0;
    align-self: flex-start;
}

/* 统一搜索框样式 - 覆盖默认样式以匹配首页 */
.search-section {
    margin-top: 1.5rem;
}

.search-form {
    max-width: 600px;
}

/* 重写搜索框样式以匹配首页导航栏中的搜索框 */
.search-box,
.search-input-wrapper {
    display: flex;
    align-items: center;
    background: var(--bg-secondary, #f8f9fa);
    border-radius: 25px;
    padding: 0;
    transition: all 0.3s ease;
    overflow: hidden;
}

.search-box:focus-within,
.search-input-wrapper:focus-within {
    border-color: var(--primary-color, #3665f9);
    box-shadow: 0 0 0 3px rgba(54, 101, 249, 0.1);
}

.search-box input,
.search-input-wrapper input {
    border: none;
    background: transparent;
    color: var(--text-color, #333);
    font-size: 14px;
    width: 200px;
    outline: none;
    padding: 10px 15px;
    transition: all 0.3s ease;
    flex: 1;
}

.search-box input::placeholder,
.search-input-wrapper input::placeholder {
    color: var(--text-light, #666);
}

.search-box button,
.search-btn {
    background: var(--primary-color, #3665f9);
    border: none;
    color: white;
    cursor: pointer;
    padding: 10px 15px;
    font-size: 14px;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    min-width: 44px;
}

.search-box button:hover,
.search-btn:hover {
    background: var(--secondary-color, #2854f8);
    transform: translateX(-2px);
}

.content-area {
    width: 100%;
    background: transparent;
}

/* 文章网格布局 (分类页) */
.posts-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.post-card {
    background: var(--bg-white);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: transform 0.2s, box-shadow 0.2s;
    border: 1px solid var(--border-color);
}

.post-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.post-card-image {
    position: relative;
    height: 180px;
    overflow: hidden;
}

.post-card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s;
}

/* 无图片占位符 */
.post-card-image.no-image {
    background: var(--bg-gray);
    display: flex;
    align-items: center;
    justify-content: center;
}

.no-image-placeholder {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    color: var(--text-light);
    font-size: 0.875rem;
    text-align: center;
}

.no-image-placeholder i {
    font-size: 2rem;
    margin-bottom: 0.5rem;
    opacity: 0.5;
}

.no-image-placeholder span {
    opacity: 0.7;
}

.post-card:hover .post-card-image img {
    transform: scale(1.05);
}

.post-card-category {
    position: absolute;
    top: 0.75rem;
    left: 0.75rem;
    background: var(--primary-blue);
    color: white;
    padding: 0.25rem 0.75rem;
    border-radius: var(--radius-sm);
    font-size: 0.75rem;
    font-weight: 600;
}

.post-card-date {
    position: absolute;
    bottom: 0.75rem;
    right: 0.75rem;
    background: rgba(0, 0, 0, 0.7);
    color: white;
    padding: 0.25rem 0.5rem;
    border-radius: var(--radius-sm);
    font-size: 0.75rem;
    display: flex;
    align-items: center;
    gap: 0.25rem;
}

.post-card-content {
    padding: 1.5rem;
}

.post-card-title {
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--text-dark);
    margin: 0 0 0.75rem 0;
    line-height: 1.4;
}

.post-card-title a {
    color: inherit;
    text-decoration: none;
    transition: color 0.2s;
}

.post-card-title a:hover {
    color: var(--primary-blue);
}

.post-card-excerpt {
    color: var(--text-gray);
    font-size: 0.875rem;
    line-height: 1.5;
    margin: 0 0 1rem 0;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.post-card-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-top: 1rem;
}

.post-card-meta {
    font-size: 0.75rem;
    color: var(--text-light);
}

.read-more-link {
    color: var(--primary-blue);
    text-decoration: none;
    font-size: 0.875rem;
    font-weight: 500;
    padding: 0.5rem 1rem;
    border: 1px solid var(--primary-blue);
    border-radius: var(--radius-md);
    transition: background-color 0.2s, color 0.2s;
}

.read-more-link:hover {
    background: var(--primary-blue);
    color: white;
}

/* 文章列表布局 (标签页、搜索页) */
.posts-list {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.post-item {
    background: var(--bg-white);
    border-radius: var(--radius-lg);
    padding: 1.5rem;
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border-color);
    transition: box-shadow 0.2s;
}

.post-item:hover {
    box-shadow: var(--shadow-md);
}

.post-content {
    display: flex;
    gap: 1.5rem;
    align-items: flex-start;
}

.post-thumbnail {
    flex-shrink: 0;
    width: 160px;
    height: 120px;
    border-radius: var(--radius-md);
    overflow: hidden;
}

.post-thumbnail img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.post-info {
    flex: 1;
    min-width: 0;
}

.post-category {
    margin-bottom: 0.5rem;
}

.category-badge {
    display: inline-block;
    background: var(--light-blue);
    color: var(--primary-blue);
    padding: 0.25rem 0.75rem;
    border-radius: var(--radius-sm);
    font-size: 0.75rem;
    font-weight: 600;
    text-decoration: none;
    transition: background-color 0.2s;
}

.category-badge:hover {
    background: var(--primary-blue);
    color: white;
}

.post-title {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--text-dark);
    margin: 0 0 0.75rem 0;
    line-height: 1.4;
}

.post-title a {
    color: inherit;
    text-decoration: none;
    transition: color 0.2s;
}

.post-title a:hover {
    color: var(--primary-blue);
}

.post-excerpt {
    color: var(--text-gray);
    font-size: 0.875rem;
    line-height: 1.6;
    margin: 0 0 1rem 0;
}

.post-meta {
    display: flex;
    align-items: center;
    gap: 1rem;
    font-size: 0.75rem;
    color: var(--text-light);
    margin-bottom: 0.75rem;
}

.meta-item {
    display: flex;
    align-items: center;
    gap: 0.25rem;
}

.meta-item i {
    color: var(--primary-blue);
}

.post-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.tag-badge {
    background: var(--bg-gray);
    color: var(--text-gray);
    padding: 0.25rem 0.5rem;
    border-radius: var(--radius-sm);
    font-size: 0.75rem;
    text-decoration: none;
    transition: background-color 0.2s, color 0.2s;
}

.tag-badge:hover,
.tag-badge.current {
    background: var(--primary-blue);
    color: white;
}

/* 相关标签 */
.related-tags {
    background: var(--bg-white);
    border-radius: var(--radius-lg);
    padding: 1.5rem;
    margin-bottom: 2rem;
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border-color);
}

.related-tags h3 {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-dark);
    margin: 0 0 1rem 0;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.tags-list {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

/* 简洁搜索框 */
.search-form-container {
    margin-bottom: 1.5rem;
}

.simple-search-form {
    max-width: 600px;
}

/* 重写simple-search-box以匹配统一搜索框样式 */
.simple-search-box {
    display: flex;
    align-items: center;
    background: var(--bg-secondary, #f8f9fa);
    border-radius: 25px;
    padding: 0;
    border: 2px solid var(--border-color, #e0e0e0);
    transition: all 0.3s ease;
    overflow: hidden;
}

.simple-search-box:focus-within {
    border-color: var(--primary-color, #3665f9);
    box-shadow: 0 0 0 3px rgba(54, 101, 249, 0.1);
}

.simple-search-box input {
    border: none;
    background: transparent;
    color: var(--text-color, #333);
    font-size: 14px;
    width: 200px;
    outline: none;
    padding: 10px 15px;
    transition: all 0.3s ease;
    flex: 1;
}

.simple-search-box input::placeholder {
    color: var(--text-light, #666);
}

.simple-search-box button {
    background: var(--primary-color, #3665f9);
    border: none;
    color: white;
    cursor: pointer;
    padding: 10px 15px;
    font-size: 14px;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    min-width: 44px;
}

.simple-search-box button:hover {
    background: var(--secondary-color, #2854f8);
    transform: translateX(-2px);
}

/* 搜索结果信息 */
.search-results-info {
    background: var(--bg-white);
    padding: 1rem 1.5rem;
    border-radius: var(--radius-md);
    margin: 1.5rem 0;
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border-color);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.search-info-left {
    color: var(--text-gray);
    font-size: 0.9rem;
}

.search-info-left strong {
    color: var(--primary-blue);
    font-weight: 600;
}

.search-info-right {
    display: flex;
    align-items: center;
}

/* 搜索关键词高亮 */
mark {
    background: linear-gradient(120deg, #fef08a 0%, #fbbf24 100%);
    color: #92400e;
    padding: 0.1em 0.2em;
    border-radius: 3px;
    font-weight: 600;
}

.sort-controls {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--text-gray);
}

.sort-controls i {
    font-size: 0.75rem;
}

.sort-select {
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    padding: 0.25rem 0.5rem;
    font-size: 0.75rem;
    background: white;
    color: var(--text-dark);
    min-width: 80px;
    cursor: pointer;
}

.sort-select:focus {
    outline: none;
    border-color: var(--primary-blue);
}

/* 分页导航 */
.pagination {
    margin-top: 3rem;
    text-align: center;
}

.pagination-info {
    color: var(--text-gray);
    font-size: 0.875rem;
    margin-bottom: 1rem;
}

.pagination-list {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 0.5rem;
    list-style: none;
    padding: 0;
    margin: 0;
}

.pagination-item {
    display: flex;
}

.pagination-link {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.625rem 1rem;
    color: var(--text-gray);
    text-decoration: none;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    background: var(--bg-white);
    font-size: 0.875rem;
    transition: all 0.2s;
}

.pagination-link:hover {
    background: var(--primary-blue);
    color: white;
    border-color: var(--primary-blue);
}

.pagination-link.current {
    background: var(--primary-blue);
    color: white;
    border-color: var(--primary-blue);
    font-weight: 600;
}

.pagination-ellipsis {
    padding: 0.625rem 0.5rem;
    color: var(--text-light);
}

/* 空状态 */
.empty-state {
    text-align: center;
    padding: 4rem 2rem;
    background: var(--bg-white);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border-color);
}

.empty-icon {
    width: 4rem;
    height: 4rem;
    background: var(--light-blue);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
    color: var(--primary-blue);
    font-size: 1.5rem;
}

.empty-state h3 {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--text-dark);
    margin: 0 0 0.75rem 0;
}

.empty-state p {
    color: var(--text-gray);
    margin: 0 0 1.5rem 0;
    line-height: 1.6;
}

.empty-state .btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: var(--primary-blue);
    color: white;
    padding: 0.75rem 1.5rem;
    border-radius: var(--radius-md);
    text-decoration: none;
    font-weight: 500;
    transition: background-color 0.2s;
}

.empty-state .btn:hover {
    background: #2563eb;
}

/* 热门搜索关键词 */
.hot-keywords {
    text-align: left;
    margin-top: 2rem;
}

.hot-keywords h4 {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-dark);
    margin: 0 0 1rem 0;
}

.keywords-list {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.keyword-tag {
    background: var(--bg-gray);
    color: var(--text-gray);
    padding: 0.5rem 1rem;
    border-radius: var(--radius-md);
    text-decoration: none;
    font-size: 0.875rem;
    transition: background-color 0.2s, color 0.2s;
}

.keyword-tag:hover {
    background: var(--primary-blue);
    color: white;
}

/* 侧边栏样式调整 */
.sidebar {
    position: sticky;
    top: 2rem;
}

/* 搜索小贴士 */
.search-tips {
    background: var(--bg-white);
    border-radius: var(--radius-lg);
    padding: 1.5rem;
    margin-bottom: 1.5rem;
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border-color);
}

.search-tips h3 {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-dark);
    margin: 0 0 1rem 0;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.search-tips ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.search-tips li {
    color: var(--text-gray);
    font-size: 0.875rem;
    line-height: 1.5;
    margin-bottom: 0.5rem;
    position: relative;
    padding-left: 1rem;
}

.search-tips li::before {
    content: "•";
    color: var(--primary-blue);
    position: absolute;
    left: 0;
}

/* 热门搜索 */
.hot-searches {
    background: var(--bg-white);
    border-radius: var(--radius-lg);
    padding: 1.5rem;
    margin-bottom: 1.5rem;
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border-color);
}

.hot-searches h3 {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-dark);
    margin: 0 0 1rem 0;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.hot-searches ol {
    list-style: none;
    padding: 0;
    margin: 0;
    counter-reset: search-counter;
}

.hot-searches li {
    counter-increment: search-counter;
    margin-bottom: 0.75rem;
    position: relative;
    padding-left: 2rem;
}

.hot-searches li::before {
    content: counter(search-counter);
    position: absolute;
    left: 0;
    top: 0;
    width: 1.5rem;
    height: 1.5rem;
    background: var(--light-blue);
    color: var(--primary-blue);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.75rem;
    font-weight: 600;
}

.hot-searches li:nth-child(-n+3)::before {
    background: var(--primary-blue);
    color: white;
}

.hot-searches a {
    color: var(--text-gray);
    text-decoration: none;
    font-size: 0.875rem;
    transition: color 0.2s;
}

.hot-searches a:hover {
    color: var(--primary-blue);
}

/* 侧边栏组件样式 */
.widget {
    background: var(--bg-white);
    border-radius: var(--radius-lg);
    padding: 1.5rem;
    margin-bottom: 1.5rem;
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border-color);
}

.widget-title {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-dark);
    margin: 0 0 1rem 0;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding-bottom: 0.5rem;
    border-bottom: 2px solid var(--primary-blue);
}

.widget-title i {
    color: var(--primary-blue);
}

/* 广告位组件 */
.ad-widget {
    text-align: center;
    background: var(--bg-gray);
    border-radius: var(--radius-md);
    padding: 1.5rem;
}

.ad-content h4 {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-dark);
    margin: 0 0 0.5rem 0;
}

.ad-content p {
    font-size: 0.875rem;
    color: var(--text-gray);
    margin: 0;
}

/* 热门文章组件 */
.hot-posts-list {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.hot-post-item {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
    padding: 0.75rem 0;
    border-bottom: 1px solid var(--border-color);
}

.hot-post-item:last-child {
    border-bottom: none;
    padding-bottom: 0;
}

.hot-post-rank {
    width: 1.5rem;
    height: 1.5rem;
    background: var(--light-blue);
    color: var(--primary-blue);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.75rem;
    font-weight: 600;
    flex-shrink: 0;
}

.hot-post-item:nth-child(-n+3) .hot-post-rank {
    background: var(--primary-blue);
    color: white;
}

.hot-post-content {
    flex: 1;
    min-width: 0;
}

.hot-post-title {
    margin: 0 0 0.25rem 0;
}

.hot-post-title a {
    color: var(--text-dark);
    text-decoration: none;
    font-size: 0.875rem;
    font-weight: 500;
    line-height: 1.4;
    transition: color 0.2s;
}

.hot-post-title a:hover {
    color: var(--primary-blue);
}

.hot-post-meta {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 0.75rem;
    color: var(--text-light);
}

.hot-post-meta i {
    color: var(--primary-blue);
}

/* 标签云组件 */
.tag-cloud {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.tag-item {
    background: var(--bg-gray);
    color: var(--text-gray);
    padding: 0.375rem 0.75rem;
    border-radius: var(--radius-md);
    text-decoration: none;
    font-size: 0.75rem;
    transition: background-color 0.2s, color 0.2s;
}

.tag-item:hover {
    background: var(--primary-blue);
    color: white;
}

/* 夜间模式样式 */
[data-theme="dark"] {
    --primary-blue: #6c8cff;
    --light-blue: #1e3a5f;
    --text-dark: #e0e0e0;
    --text-gray: #b0b0b0;
    --text-light: #888;
    --border-color: #333;
    --bg-gray: #1a1a1a;
    --bg-white: #2a2a2a;
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.4), 0 2px 4px -1px rgba(0, 0, 0, 0.3);
}

[data-theme="dark"] .main-content {
    background: #1a1a1a;
}

[data-theme="dark"] .post-card,
[data-theme="dark"] .post-item,
[data-theme="dark"] .widget,
[data-theme="dark"] .sidebar-widget,
[data-theme="dark"] .search-results-info,
[data-theme="dark"] .empty-state,
[data-theme="dark"] .related-tags {
    background: var(--bg-white);
    border-color: var(--border-color);
}

[data-theme="dark"] .post-card-title a,
[data-theme="dark"] .post-title a,
[data-theme="dark"] .hot-post-title a {
    color: var(--text-dark);
}

[data-theme="dark"] .post-card-title a:hover,
[data-theme="dark"] .post-title a:hover,
[data-theme="dark"] .hot-post-title a:hover {
    color: var(--primary-blue);
}

[data-theme="dark"] .post-card-excerpt,
[data-theme="dark"] .post-excerpt {
    color: var(--text-gray);
}

[data-theme="dark"] .post-card-meta,
[data-theme="dark"] .post-meta,
[data-theme="dark"] .hot-post-meta {
    color: var(--text-light);
}

[data-theme="dark"] .category-badge,
[data-theme="dark"] .tag-badge,
[data-theme="dark"] .tag-item,
[data-theme="dark"] .keyword-tag {
    background: var(--bg-gray);
    color: var(--text-gray);
    border-color: var(--border-color);
}

[data-theme="dark"] .category-badge:hover,
[data-theme="dark"] .tag-badge:hover,
[data-theme="dark"] .tag-item:hover,
[data-theme="dark"] .keyword-tag:hover {
    background: var(--primary-blue);
    color: white;
}

[data-theme="dark"] .widget-title {
    background: linear-gradient(135deg, var(--primary-blue) 0%, #4c7bfa 100%);
    color: white;
}

[data-theme="dark"] .pagination-link {
    background: var(--bg-white);
    color: var(--text-gray);
    border-color: var(--border-color);
}

[data-theme="dark"] .pagination-link:hover,
[data-theme="dark"] .pagination-link.current {
    background: var(--primary-blue);
    color: white;
    border-color: var(--primary-blue);
}

[data-theme="dark"] .search-box,
[data-theme="dark"] .search-input-wrapper,
[data-theme="dark"] .simple-search-box {
    background: var(--bg-white);
    border-color: var(--border-color);
}

[data-theme="dark"] .search-box:focus-within,
[data-theme="dark"] .search-input-wrapper:focus-within {
    border-color: #6c8cff;
    box-shadow: 0 0 0 3px rgba(108, 140, 255, 0.1);
}

[data-theme="dark"] .search-box input,
[data-theme="dark"] .search-input-wrapper input,
[data-theme="dark"] .simple-search-box input {
    background: transparent;
    color: var(--text-dark);
}

[data-theme="dark"] .search-box input::placeholder,
[data-theme="dark"] .search-input-wrapper input::placeholder,
[data-theme="dark"] .simple-search-box input::placeholder {
    color: var(--text-light);
}

[data-theme="dark"] .search-box button,
[data-theme="dark"] .search-btn {
    background: #6c8cff;
}

[data-theme="dark"] .search-box button:hover,
[data-theme="dark"] .search-btn:hover {
    background: #5a7cef;
}

[data-theme="dark"] .sort-select {
    background: var(--bg-white);
    color: var(--text-dark);
    border-color: var(--border-color);
}

[data-theme="dark"] .empty-state h3 {
    color: var(--text-dark);
}

[data-theme="dark"] .empty-state p {
    color: var(--text-gray);
}

[data-theme="dark"] .empty-state .btn {
    background: var(--primary-blue);
    color: white;
}

[data-theme="dark"] .ad-widget {
    background: var(--bg-gray);
    border-color: var(--border-color);
}

[data-theme="dark"] .ad-content h4 {
    color: var(--text-dark);
}

[data-theme="dark"] .ad-content p {
    color: var(--text-gray);
}

[data-theme="dark"] mark {
    background: linear-gradient(120deg, #4a4a20 0%, #3d3d1a 100%);
    color: #fbbf24;
}

/* 移动设备强制样式 */
.device-mobile .main-content .row {
    display: block !important;
    margin: 0 !important;
}

.device-mobile .main-content .col-md-8,
.device-mobile .main-content .col-md-4 {
    flex: none !important;
    max-width: 100% !important;
    padding: 0 !important;
    margin-bottom: 20px;
}

.device-mobile .posts-grid {
    grid-template-columns: 1fr;
    gap: 1rem;
}

/* 响应式设计（屏幕尺寸） */
@media (max-width: 768px) {
    .main-content .container {
        max-width: 100% !important;
        padding: 0 15px !important;
    }
    
    .main-content .row {
        display: block !important;
        margin: 0 !important;
    }
    
    .main-content .col-md-8,
    .main-content .col-md-4 {
        flex: none !important;
        max-width: 100% !important;
        padding: 0 !important;
        margin-bottom: 20px;
    }
    
    .posts-grid {
        grid-template-columns: 1fr;
        gap: 1rem;
    }
    
    .post-content {
        flex-direction: column;
    }
    
    .post-thumbnail {
        width: 100%;
        height: 200px;
    }
    
    .page-title-section {
        flex-direction: column;
        align-items: flex-start;
        text-align: left;
        padding-left: 0.75rem;
        border-left: 3px solid var(--primary-blue);
    }
    
    .page-article-count {
        margin-top: 0.5rem;
        align-self: flex-start;
    }
    
    .page-stats {
        justify-content: flex-start;
        margin-top: 0.5rem;
    }
    
    .pagination-list {
        flex-wrap: wrap;
        gap: 0.25rem;
        justify-content: center;
    }
    
    .pagination-link {
        padding: 0.5rem 0.75rem;
        font-size: 0.8rem;
    }
    
    .search-results-info {
        flex-direction: column;
        align-items: flex-start;
        gap: 0.75rem;
        padding: 0.75rem 1rem;
    }
    
    .search-info-right {
        align-self: flex-end;
    }
    
    .sort-controls {
        align-self: flex-end;
    }
    
    .simple-search-box {
        flex-direction: column;
    }
    
    .simple-search-box button {
        border-radius: 0 0 var(--radius-md) var(--radius-md);
        margin-top: -1px;
    }
    
    .post-card-content {
        padding: 1rem;
    }
    
    .post-card-title {
        font-size: 1rem;
    }
    
    .post-card-excerpt {
        font-size: 0.8rem;
        -webkit-line-clamp: 3;
    }
    
    .related-tags {
        padding: 1rem;
    }
    
    .tags-list {
        gap: 0.375rem;
    }
    
    .tag-badge {
        font-size: 0.7rem;
        padding: 0.2rem 0.4rem;
    }
}

@media (max-width: 480px) {
    .main-content .container {
        padding: 0 10px !important;
    }

    .main-content .col-md-8,
    .main-content .col-md-4 {
        padding: 0 !important;
        margin-bottom: 15px;
    }

    .page-header {
        padding: 1rem 0;
    }
    
    .page-title-section {
        padding-left: 0.5rem;
        border-left: 2px solid var(--primary-blue);
    }
    
    .page-title-info h1 {
        font-size: 1.25rem;
        margin-bottom: 0.25rem;
    }
    
    .page-description {
        font-size: 0.8rem;
        margin-bottom: 0.25rem;
    }
    
    .page-article-count {
        font-size: 0.8rem;
        margin-top: 0.25rem;
    }
    
    .posts-grid {
        gap: 0.75rem;
    }
    
    .post-card {
        border-radius: var(--radius-md);
    }
    
    .post-card-image {
        height: 150px;
    }
    
    .post-card-content {
        padding: 0.75rem;
    }
    
    .post-card-title {
        font-size: 0.9rem;
        margin-bottom: 0.5rem;
    }
    
    .post-card-excerpt {
        font-size: 0.75rem;
        -webkit-line-clamp: 2;
        margin-bottom: 0.75rem;
    }
    
    .post-card-footer {
        margin-top: 0.75rem;
    }
    
    .post-card-meta {
        font-size: 0.7rem;
    }
    
    .read-more-link {
        font-size: 0.75rem;
        padding: 0.375rem 0.75rem;
    }
    
    .post-item {
        padding: 0.75rem;
    }
    
    .post-content {
        gap: 1rem;
    }
    
    .post-thumbnail {
        height: 120px;
    }
    
    .post-title {
        font-size: 1rem;
        margin-bottom: 0.5rem;
    }
    
    .post-excerpt {
        font-size: 0.8rem;
        margin-bottom: 0.75rem;
    }
    
    .post-meta {
        gap: 0.75rem;
        font-size: 0.7rem;
        flex-wrap: wrap;
    }
    
    .search-box,
    .simple-search-box {
        flex-direction: column;
    }
    
    .search-box button,
    .simple-search-box button {
        border-radius: 0 0 var(--radius-md) var(--radius-md);
        padding: 0.75rem 1rem;
    }
    
    .search-results-info {
        padding: 0.5rem 0.75rem;
        gap: 0.5rem;
    }
    
    .search-info-left {
        font-size: 0.8rem;
    }
    
    .sort-select {
        font-size: 0.7rem;
        padding: 0.2rem 0.4rem;
    }
    
    .pagination-list {
        gap: 0.2rem;
    }
    
    .pagination-link {
        padding: 0.4rem 0.6rem;
        font-size: 0.75rem;
    }
    
    .pagination-info {
        font-size: 0.8rem;
        margin-bottom: 0.75rem;
    }
    
    .breadcrumb-list {
        font-size: 0.8rem;
        gap: 0.375rem;
    }
    
    .related-tags {
        padding: 0.75rem;
        margin-bottom: 1rem;
    }
    
    .related-tags h3 {
        font-size: 0.9rem;
        margin-bottom: 0.75rem;
    }
    
    .tags-list {
        gap: 0.25rem;
    }
    
    .tag-badge {
        font-size: 0.65rem;
        padding: 0.15rem 0.3rem;
        border-radius: var(--radius-sm);
    }
    
    .widget {
        margin-bottom: 15px;
    }
    
    .widget-title {
        font-size: 0.9rem;
        padding: 0.75rem 1rem;
    }
    
    .widget-content {
        padding: 0.75rem 1rem;
    }
    
    .hot-post-item {
        padding: 0.5rem 0;
        gap: 0.5rem;
    }
    
    .hot-post-rank {
        width: 1.25rem;
        height: 1.25rem;
        font-size: 0.7rem;
    }
    
    .hot-post-title a {
        font-size: 0.8rem;
        line-height: 1.3;
    }
    
    .hot-post-meta {
        font-size: 0.7rem;
        gap: 0.5rem;
    }
    
    .empty-state {
        padding: 2rem 1rem;
    }
    
    .empty-icon {
        width: 3rem;
        height: 3rem;
        font-size: 1.25rem;
        margin-bottom: 1rem;
    }
    
    .empty-state h3 {
        font-size: 1.25rem;
        margin-bottom: 0.5rem;
    }
    
    .empty-state p {
        font-size: 0.8rem;
        margin-bottom: 1rem;
    }
    
    .empty-state .btn {
        padding: 0.5rem 1rem;
        font-size: 0.8rem;
    }
}