/* ==================== 美容护肤 - 全站样式 ==================== */
:root {
    --primary: #E06C92;
    --primary-light: #F0A0B8;
    --secondary: #E8987D;
    --bg: #FDF6F7;
    --foreground: #3D2930;
    --card: #ffffff;
    --card-fg: #3D2930;
    --border: #E8D9DE;
    --muted: #F5EEF0;
    --muted-fg: #8B6B73;
    --radius: 12px;
    --shadow: 0 2px 12px rgba(224,108,146,0.08);
    --shadow-lg: 0 8px 32px rgba(224,108,146,0.12);
    --gradient: linear-gradient(135deg, #E06C92, #E8987D);
    --container: 1400px;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "PingFang SC", "Microsoft YaHei", sans-serif;
    background: var(--bg);
    color: var(--foreground);
    line-height: 1.6;
    font-size: 15px;
}

a { color: var(--foreground); text-decoration: none; transition: color 0.2s; }
a:hover { color: var(--primary); }

img { max-width: 100%; height: auto; }

.container { max-width: var(--container); margin: 0 auto; padding: 0 16px; }

/* ==================== 渐变文字 ==================== */
.gradient-text {
    background: var(--gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* ==================== 头部导航 ==================== */
.site-header {
    position: sticky;
    top: 0;
    z-index: 100;
    background: rgba(255,255,255,0.85);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border);
    transition: all 0.3s;
}

.header-inner {
    max-width: var(--container);
    margin: 0 auto;
    padding: 0 16px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 72px;
}

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 20px;
    font-weight: 700;
}

.logo-icon {
    width: 40px;
    height: 40px;
    background: var(--gradient);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    font-size: 20px;
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: 4px;
    list-style: none;
}

.nav-menu a {
    padding: 8px 16px;
    border-radius: 8px;
    font-size: 14px;
    font-weight: 500;
    color: var(--foreground);
    transition: all 0.2s;
}

.nav-menu a:hover,
.nav-menu a.active {
    background: var(--muted);
    color: var(--primary);
}

.header-right {
    display: flex;
    align-items: center;
    gap: 12px;
}

.search-box {
    display: flex;
    align-items: center;
    background: var(--muted);
    border-radius: 20px;
    padding: 6px 14px;
    gap: 6px;
}

.search-box input {
    border: none;
    background: transparent;
    outline: none;
    font-size: 13px;
    width: 140px;
    color: var(--foreground);
}

.search-box input::placeholder { color: var(--muted-fg); }

.search-box button {
    border: none;
    background: none;
    cursor: pointer;
    color: var(--muted-fg);
    display: flex;
}

.btn-login {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 8px 18px;
    border-radius: 20px;
    background: var(--gradient);
    color: #fff !important;
    font-size: 13px;
    font-weight: 500;
}

.btn-login:hover { opacity: 0.9; color: #fff; }

.user-info {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 14px;
}

.user-avatar {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background: var(--gradient);
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    font-size: 14px;
}

/* 移动端汉堡菜单 */
.mobile-toggle {
    display: none;
    background: none;
    border: none;
    font-size: 24px;
    cursor: pointer;
    color: var(--foreground);
    padding: 4px;
}

/* ==================== 轮播图 ==================== */
.hero-carousel {
    position: relative;
    width: 100%;
    height: 700px;
    overflow: hidden;
}

.carousel-slides {
    display: flex;
    height: 100%;
    transition: transform 0.6s ease;
}

.carousel-slide {
    min-width: 100%;
    height: 100%;
    position: relative;
}

.carousel-slide img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.carousel-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(0,0,0,0.6) 0%, rgba(0,0,0,0.1) 50%, rgba(0,0,0,0.05) 100%);
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    padding: 60px;
}

.carousel-overlay h2 {
    color: #fff;
    font-size: 42px;
    font-weight: 700;
    margin-bottom: 12px;
    text-shadow: 0 2px 8px rgba(0,0,0,0.3);
}

.carousel-overlay p {
    color: rgba(255,255,255,0.9);
    font-size: 18px;
    max-width: 600px;
}

.carousel-btn {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: rgba(255,255,255,0.2);
    backdrop-filter: blur(8px);
    border: 1px solid rgba(255,255,255,0.3);
    color: #fff;
    font-size: 20px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s;
    z-index: 2;
}

.carousel-btn:hover { background: rgba(255,255,255,0.4); }
.carousel-prev { left: 20px; }
.carousel-next { right: 20px; }

.carousel-dots {
    position: absolute;
    bottom: 24px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 8px;
    z-index: 2;
}

.carousel-dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: rgba(255,255,255,0.4);
    border: none;
    cursor: pointer;
    transition: all 0.3s;
}

.carousel-dot.active {
    background: #fff;
    width: 28px;
    border-radius: 5px;
}

/* ==================== 分类卡片区 ==================== */
.section-heading {
    text-align: center;
    margin-bottom: 32px;
}

.section-heading h2 {
    font-size: 28px;
    font-weight: 700;
    margin-bottom: 8px;
}

.section-heading p {
    color: var(--muted-fg);
    font-size: 15px;
}

.categories-section {
    padding: 48px 0;
}

.categories-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 24px;
}

.category-hero {
    border-radius: 16px;
    overflow: hidden;
    position: relative;
    height: 506px;
    display: block;
}

.category-hero img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s;
}

.category-hero:hover img { transform: scale(1.05); }

.category-hero-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(0,0,0,0.6), rgba(0,0,0,0.1));
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    padding: 32px;
}

.category-hero-overlay h3 {
    color: #fff;
    font-size: 28px;
    margin-bottom: 8px;
}

.category-hero-overlay p {
    color: rgba(255,255,255,0.85);
    font-size: 15px;
}

.category-small-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

.category-card {
    border-radius: 12px;
    overflow: hidden;
    position: relative;
    height: 158px;
    display: block;
}

.category-card img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s;
}

.category-card:hover img { transform: scale(1.1); }

.category-card-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(0,0,0,0.55), rgba(0,0,0,0.1));
    display: flex;
    align-items: flex-end;
    padding: 16px;
}

.category-card-overlay span {
    color: #fff;
    font-size: 16px;
    font-weight: 600;
}

/* ==================== 主内容区 ==================== */
.main-content {
    padding: 48px 0;
}

.content-grid {
    display: grid;
    grid-template-columns: 3fr 9fr;
    gap: 24px;
}

/* ==================== 侧边栏 ==================== */
.sidebar {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.sidebar-widget {
    background: var(--card);
    border-radius: var(--radius);
    border: 1px solid var(--border);
    overflow: hidden;
}

.widget-title {
    padding: 16px 20px;
    font-size: 16px;
    font-weight: 600;
    border-bottom: 1px solid var(--border);
    display: flex;
    align-items: center;
    gap: 8px;
}

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

.hot-list {
    list-style: none;
    padding: 8px 0;
}

.hot-list li {
    padding: 10px 20px;
    display: flex;
    align-items: center;
    gap: 12px;
    transition: background 0.2s;
}

.hot-list li:hover { background: var(--muted); }

.hot-rank {
    width: 24px;
    height: 24px;
    border-radius: 6px;
    background: var(--muted);
    color: var(--muted-fg);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 12px;
    font-weight: 700;
    flex-shrink: 0;
}

.hot-list li:nth-child(1) .hot-rank,
.hot-list li:nth-child(2) .hot-rank,
.hot-list li:nth-child(3) .hot-rank {
    background: var(--gradient);
    color: #fff;
}

.hot-list li a {
    flex: 1;
    font-size: 13px;
    line-height: 1.4;
    display: -webkit-box;
    -webkit-line-clamp: 1;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.hot-list .views {
    font-size: 12px;
    color: var(--muted-fg);
    white-space: nowrap;
}

.tag-cloud {
    padding: 16px 20px;
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.tag-cloud a {
    padding: 4px 12px;
    background: var(--muted);
    border-radius: 16px;
    font-size: 12px;
    color: var(--muted-fg);
    transition: all 0.2s;
}

.tag-cloud a:hover {
    background: var(--primary);
    color: #fff;
}

/* ==================== 文章卡片 ==================== */
.articles-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 24px;
}

.articles-header h2 {
    font-size: 22px;
    font-weight: 600;
}

.article-card {
    background: var(--card);
    border-radius: var(--radius);
    border: 1px solid var(--border);
    overflow: hidden;
    transition: all 0.3s;
    display: flex;
    flex-direction: column;
}

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

.article-card-image {
    width: 100%;
    height: 200px;
    overflow: hidden;
}

.article-card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s;
}

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

.article-card-body {
    padding: 16px 20px;
    flex: 1;
    display: flex;
    flex-direction: column;
}

.article-card-body h3 {
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 8px;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    line-height: 1.5;
}

.article-card-body h3 a:hover { color: var(--primary); }

.article-card-excerpt {
    font-size: 13px;
    color: var(--muted-fg);
    line-height: 1.6;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    margin-bottom: 12px;
    flex: 1;
}

.article-card-meta {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 12px;
    color: var(--muted-fg);
}

.article-card-meta .cat-tag {
    background: var(--muted);
    padding: 2px 10px;
    border-radius: 12px;
    color: var(--primary);
    font-weight: 500;
}

.article-card-meta .stat {
    display: flex;
    align-items: center;
    gap: 3px;
}

/* 文章网格 */
.articles-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
}

/* 文章列表（首页用） */
.articles-list {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.article-list-item {
    display: flex;
    gap: 16px;
    background: var(--card);
    border-radius: var(--radius);
    border: 1px solid var(--border);
    padding: 16px;
    transition: all 0.3s;
}

.article-list-item:hover {
    box-shadow: var(--shadow-lg);
}

.article-list-thumb {
    width: 200px;
    height: 140px;
    border-radius: 8px;
    overflow: hidden;
    flex-shrink: 0;
}

.article-list-thumb img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.article-list-info {
    flex: 1;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

.article-list-info h3 {
    font-size: 17px;
    font-weight: 600;
    margin-bottom: 8px;
}

.article-list-info h3 a:hover { color: var(--primary); }

.article-list-info .excerpt {
    font-size: 13px;
    color: var(--muted-fg);
    line-height: 1.6;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    flex: 1;
}

/* ==================== 文章详情 ==================== */
.article-detail {
    padding: 48px 0;
}

.article-detail-grid {
    display: grid;
    grid-template-columns: 1fr 320px;
    gap: 32px;
}

.article-main {
    background: var(--card);
    border-radius: var(--radius);
    border: 1px solid var(--border);
    overflow: hidden;
}

.article-cover {
    width: 100%;
    height: 400px;
    overflow: hidden;
}

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

.article-body {
    padding: 32px;
}

.article-breadcrumb {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 13px;
    color: var(--muted-fg);
    margin-bottom: 16px;
}

.article-breadcrumb a:hover { color: var(--primary); }

.article-body h1 {
    font-size: 28px;
    font-weight: 700;
    line-height: 1.4;
    margin-bottom: 16px;
}

.article-info {
    display: flex;
    align-items: center;
    gap: 16px;
    font-size: 13px;
    color: var(--muted-fg);
    margin-bottom: 24px;
    padding-bottom: 24px;
    border-bottom: 1px solid var(--border);
}

.article-info .tag {
    background: var(--muted);
    padding: 2px 10px;
    border-radius: 12px;
    color: var(--primary);
    font-size: 12px;
}

.article-content {
    font-size: 16px;
    line-height: 1.9;
    color: #444;
}

.article-content h2 { font-size: 22px; margin: 32px 0 16px; color: var(--foreground); }
.article-content h3 { font-size: 18px; margin: 24px 0 12px; color: var(--foreground); }
.article-content p { margin-bottom: 16px; }
.article-content img { border-radius: 8px; margin: 16px 0; }
.article-content ul, .article-content ol { padding-left: 24px; margin-bottom: 16px; }
.article-content li { margin-bottom: 8px; }
.article-content blockquote {
    border-left: 4px solid var(--primary);
    padding: 12px 20px;
    background: var(--muted);
    border-radius: 0 8px 8px 0;
    margin: 16px 0;
    color: var(--muted-fg);
}

.article-actions {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 24px 0;
    margin-top: 24px;
    border-top: 1px solid var(--border);
}

.action-btn {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 10px 24px;
    border-radius: 24px;
    border: 1px solid var(--border);
    background: var(--card);
    cursor: pointer;
    font-size: 14px;
    color: var(--foreground);
    transition: all 0.2s;
}

.action-btn:hover { border-color: var(--primary); color: var(--primary); }
.action-btn.active { background: var(--primary); color: #fff; border-color: var(--primary); }

.prev-next {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
    margin-top: 24px;
}

.prev-next a {
    display: block;
    padding: 16px 20px;
    background: var(--muted);
    border-radius: var(--radius);
    font-size: 14px;
    transition: all 0.2s;
}

.prev-next a:hover { background: var(--border); }

.prev-next .label {
    font-size: 12px;
    color: var(--muted-fg);
    margin-bottom: 4px;
}

/* ==================== 分页 ==================== */
.pagination {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    margin-top: 32px;
    flex-wrap: wrap;
}

.page-btn, .page-num {
    padding: 8px 16px;
    border-radius: 8px;
    font-size: 14px;
    transition: all 0.2s;
    border: 1px solid var(--border);
    background: var(--card);
    display: inline-block;
}

.page-btn:hover, .page-num:hover { border-color: var(--primary); color: var(--primary); }

.page-num.active {
    background: var(--primary);
    color: #fff;
    border-color: var(--primary);
}

.page-dots { padding: 8px 4px; color: var(--muted-fg); }

.page-info {
    font-size: 13px;
    color: var(--muted-fg);
    margin-left: 8px;
}

/* ==================== 页面头部横幅 ==================== */
.page-banner {
    background: var(--gradient);
    padding: 48px 0;
    text-align: center;
    color: #fff;
}

.page-banner h1 {
    font-size: 32px;
    font-weight: 700;
    margin-bottom: 8px;
}

.page-banner p { opacity: 0.9; font-size: 15px; }

.page-banner .search-form {
    max-width: 500px;
    margin: 20px auto 0;
    display: flex;
    gap: 8px;
}

.page-banner .search-form input {
    flex: 1;
    padding: 12px 20px;
    border: none;
    border-radius: 24px;
    font-size: 14px;
    outline: none;
}

.page-banner .search-form button {
    padding: 12px 28px;
    border: none;
    border-radius: 24px;
    background: rgba(255,255,255,0.2);
    color: #fff;
    cursor: pointer;
    font-size: 14px;
    font-weight: 500;
    backdrop-filter: blur(4px);
}

.page-banner .search-form button:hover { background: rgba(255,255,255,0.35); }

/* ==================== 页脚 ==================== */
.site-footer {
    background: #4A4A4A;
    color: #aaa;
    padding: 48px 0 24px;
    margin-top: 48px;
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 40px;
    margin-bottom: 32px;
}

.footer-col h3 {
    color: #fff;
    font-size: 16px;
    margin-bottom: 12px;
}

.footer-col p {
    font-size: 13px;
    line-height: 1.8;
}

.footer-links {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.footer-links a {
    color: #aaa;
    font-size: 13px;
}

.footer-links a:hover { color: #fff; }

.footer-bottom {
    text-align: center;
    padding-top: 24px;
    border-top: 1px solid #666;
    font-size: 13px;
}

/* ==================== 登录/注册 ==================== */
.auth-page {
    min-height: 80vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 48px 16px;
}

.auth-box {
    background: var(--card);
    border-radius: 16px;
    padding: 40px;
    max-width: 420px;
    width: 100%;
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--border);
}

.auth-box h1 {
    text-align: center;
    font-size: 24px;
    margin-bottom: 24px;
}

.form-group {
    margin-bottom: 16px;
}

.form-group label {
    display: block;
    font-size: 14px;
    font-weight: 500;
    margin-bottom: 6px;
}

.form-input {
    width: 100%;
    padding: 10px 14px;
    border: 1px solid var(--border);
    border-radius: 8px;
    font-size: 14px;
    transition: border-color 0.2s;
    background: var(--card);
    color: var(--foreground);
}

.form-input:focus { outline: none; border-color: var(--primary); }

.btn-primary {
    width: 100%;
    padding: 12px;
    background: var(--gradient);
    color: #fff;
    border: none;
    border-radius: 8px;
    font-size: 16px;
    cursor: pointer;
    font-weight: 500;
}

.btn-primary:hover { opacity: 0.9; }

.auth-link {
    text-align: center;
    margin-top: 16px;
    font-size: 14px;
    color: var(--muted-fg);
}

.auth-link a { color: var(--primary); }

.alert {
    padding: 10px 14px;
    border-radius: 8px;
    margin-bottom: 16px;
    font-size: 14px;
}

.alert-error { background: #FEE2E2; color: #DC2626; }
.alert-success { background: #DCFCE7; color: #16A34A; }

/* ==================== 404页面 ==================== */
.error-page {
    min-height: 70vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 48px 16px;
}

.error-page h1 {
    font-size: 96px;
    font-weight: 800;
    line-height: 1;
    margin-bottom: 12px;
}

.error-page p {
    color: var(--muted-fg);
    font-size: 16px;
    margin-bottom: 24px;
}

.error-page .btn-back {
    display: inline-block;
    padding: 12px 32px;
    background: var(--gradient);
    color: #fff;
    border-radius: 24px;
    font-weight: 500;
}

/* ==================== 相关推荐 ==================== */
.related-section {
    margin-top: 40px;
}

.related-section h3 {
    font-size: 20px;
    font-weight: 600;
    margin-bottom: 20px;
}

.related-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
}

/* ==================== 响应式 ==================== */
@media (max-width: 1200px) {
    .content-grid { grid-template-columns: 1fr; }
    .sidebar { order: 2; display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
    .article-detail-grid { grid-template-columns: 1fr; }
    .categories-grid { grid-template-columns: 1fr; }
    .category-hero { height: 300px; }
}

@media (max-width: 768px) {
    .nav-menu { display: none; }
    .mobile-toggle { display: block; }
    .hero-carousel { height: 400px; }
    .carousel-overlay { padding: 24px; }
    .carousel-overlay h2 { font-size: 24px; }
    .carousel-overlay p { font-size: 14px; }
    .articles-grid { grid-template-columns: repeat(2, 1fr); }
    .category-small-grid { grid-template-columns: 1fr 1fr; }
    .related-grid { grid-template-columns: repeat(2, 1fr); }
    .footer-grid { grid-template-columns: 1fr; gap: 24px; }
    .sidebar { grid-template-columns: 1fr; }
    .article-list-item { flex-direction: column; }
    .article-list-thumb { width: 100%; height: 180px; }
    .prev-next { grid-template-columns: 1fr; }
    .header-inner { height: 60px; }
    .search-box input { width: 100px; }
}

@media (max-width: 480px) {
    .articles-grid { grid-template-columns: 1fr; }
    .category-small-grid { grid-template-columns: 1fr; }
    .related-grid { grid-template-columns: 1fr; }
}

/* ==================== 管理后台 ==================== */
.admin-layout {
    display: flex;
    min-height: 100vh;
}

.admin-sidebar {
    width: 240px;
    background: var(--foreground);
    color: #fff;
    padding: 24px 0;
    flex-shrink: 0;
}

.admin-sidebar .logo {
    padding: 0 20px;
    margin-bottom: 32px;
    color: #fff;
}

.admin-nav {
    list-style: none;
}

.admin-nav a {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 12px 24px;
    color: rgba(255,255,255,0.7);
    font-size: 14px;
    transition: all 0.2s;
}

.admin-nav a:hover,
.admin-nav a.active {
    background: rgba(255,255,255,0.1);
    color: #fff;
}

.admin-main {
    flex: 1;
    padding: 24px;
    background: var(--bg);
    overflow-x: auto;
}

.admin-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 24px;
}

.admin-header h1 {
    font-size: 24px;
}

.admin-card {
    background: var(--card);
    border-radius: var(--radius);
    border: 1px solid var(--border);
    padding: 24px;
    margin-bottom: 24px;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 16px;
}

.stat-card {
    background: var(--card);
    border-radius: var(--radius);
    border: 1px solid var(--border);
    padding: 20px;
    text-align: center;
}

.stat-card .num {
    font-size: 32px;
    font-weight: 700;
    margin-bottom: 4px;
}

.stat-card .label { font-size: 14px; color: var(--muted-fg); }

.data-table {
    width: 100%;
    border-collapse: collapse;
}

.data-table th {
    text-align: left;
    padding: 12px 16px;
    background: var(--muted);
    font-size: 13px;
    font-weight: 600;
    color: var(--muted-fg);
}

.data-table td {
    padding: 12px 16px;
    border-bottom: 1px solid var(--border);
    font-size: 14px;
}

.data-table tr:hover td { background: var(--muted); }

.btn-sm {
    padding: 4px 12px;
    border-radius: 6px;
    font-size: 12px;
    border: 1px solid var(--border);
    background: var(--card);
    cursor: pointer;
    transition: all 0.2s;
    color: var(--foreground);
    text-decoration: none;
    display: inline-block;
}

.btn-sm:hover { border-color: var(--primary); color: var(--primary); }
.btn-sm.danger { color: #DC2626; border-color: #FCA5A5; }
.btn-sm.danger:hover { background: #FEE2E2; }

.btn-add {
    padding: 8px 20px;
    background: var(--gradient);
    color: #fff;
    border: none;
    border-radius: 8px;
    font-size: 14px;
    cursor: pointer;
    text-decoration: none;
    display: inline-block;
}

.btn-add:hover { opacity: 0.9; color: #fff; }

/* 编辑器 */
.editor-textarea {
    width: 100%;
    min-height: 400px;
    padding: 16px;
    border: 1px solid var(--border);
    border-radius: 8px;
    font-size: 14px;
    line-height: 1.8;
    resize: vertical;
    font-family: inherit;
}

.editor-textarea:focus { outline: none; border-color: var(--primary); }

/* 移动端导航弹出 */
.mobile-nav {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.5);
    z-index: 200;
}

.mobile-nav.show { display: block; }

.mobile-nav-inner {
    background: var(--card);
    width: 280px;
    height: 100%;
    padding: 24px;
}

.mobile-nav-inner a {
    display: block;
    padding: 12px 0;
    border-bottom: 1px solid var(--border);
    font-size: 15px;
}

/* 修复：侧边栏sticky + 限高，防止空白过多 */
.sidebar {
    position: sticky;
    top: 88px;
    align-self: start;
    max-height: calc(100vh - 100px);
    overflow-y: auto;
}
.sidebar::-webkit-scrollbar { width: 4px; }
.sidebar::-webkit-scrollbar-thumb { background: var(--border); border-radius: 4px; }

/* 修复：content-grid对齐 */
.content-grid {
    align-items: start;
}

/* 修复：文章详情页grid对齐 */
.article-detail-grid {
    align-items: start;
}

/* ==================== 首页标签展示区 ==================== */
.tags-showcase {
    padding: 40px 0;
    background: var(--card);
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
}
.tags-showcase-grid {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    justify-content: center;
    max-width: 1200px;
    margin: 0 auto;
}
.tag-pill {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 8px 18px;
    background: var(--muted);
    border: 1px solid var(--border);
    border-radius: 20px;
    font-size: 13px;
    color: var(--foreground);
    transition: all 0.25s;
    text-decoration: none;
}
.tag-pill:hover {
    background: var(--primary);
    color: #fff;
    border-color: var(--primary);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(224,108,146,0.25);
}
.tag-pill:hover .tag-count {
    background: rgba(255,255,255,0.3);
    color: #fff;
}
.tag-name { font-weight: 500; }
.tag-count {
    background: var(--border);
    color: var(--muted-fg);
    font-size: 11px;
    padding: 1px 7px;
    border-radius: 10px;
    min-width: 20px;
    text-align: center;
}

/* 修复：轮播图缩小 */
.hero-carousel { height: 420px; }
.carousel-overlay { padding: 32px 60px; }
.carousel-overlay h2 { font-size: 32px; }
.carousel-overlay p { font-size: 15px; }
@media (max-width: 768px) {
    .hero-carousel { height: 280px; }
    .carousel-overlay { padding: 20px; }
    .carousel-overlay h2 { font-size: 22px; }
}

/* 修复：轮播图宽度限制+居中+圆角 */
.hero-carousel {
    max-width: 1400px;
    margin: 16px auto;
    border-radius: 16px;
    overflow: hidden;
}

/* 修复：侧边栏间距优化 */
.sidebar-widget { border-radius: 14px; }
.widget-title { padding: 14px 16px; font-size: 15px; }
.hot-list li { padding: 8px 14px; gap: 10px; }
.hot-list li a { font-size: 13px; }
.hot-list .views { font-size: 11px; }
.hot-rank { width: 22px; height: 22px; font-size: 11px; border-radius: 5px; }
.tag-cloud { padding: 12px 14px; gap: 6px; }
.tag-cloud a { padding: 3px 10px; font-size: 11px; }
.sidebar { gap: 16px; }
/* 首页侧边栏只显示前5条 */
.content-grid .hot-list li:nth-child(n+6) { display: none; }

/* 修复：侧边栏标签云间距加大 */
.tag-cloud {
    padding: 16px 18px;
    gap: 8px;
}
.tag-cloud a {
    padding: 5px 12px;
    font-size: 12px;
    border-radius: 14px;
    line-height: 1.4;
}

/* 侧边栏标签云自适应：限高+展开 */
.tag-cloud {
    max-height: 160px;
    overflow: hidden;
    position: relative;
    transition: max-height 0.3s ease;
}
.tag-cloud.expanded { max-height: 2000px; }
.tag-cloud-toggle {
    display: block;
    text-align: center;
    padding: 8px;
    font-size: 12px;
    color: var(--primary);
    cursor: pointer;
    border-top: 1px solid var(--border);
    background: var(--card);
}
.tag-cloud-toggle:hover { background: var(--muted); }

/* ========== 全站响应式自适应重写 ========== */

/* 侧边栏标签云：限高+展开按钮 */
.tag-cloud { max-height: 160px; overflow: hidden; transition: max-height 0.3s; }
.tag-cloud.expanded { max-height: 3000px; }
.tag-cloud-toggle { display:block; text-align:center; padding:8px; font-size:12px; color:var(--primary); cursor:pointer; border-top:1px solid var(--border); }
.tag-cloud-toggle:hover { background:var(--muted); }

/* PC端 >1200px 正常布局 */
@media (min-width:1201px) {
  .content-grid { grid-template-columns: 280px 1fr; }
  .article-detail-grid { grid-template-columns: 1fr 280px; }
}

/* 平板 768-1200px */
@media (max-width:1200px) {
  .container { padding: 0 12px; }
  .content-grid { grid-template-columns: 1fr; }
  .article-detail-grid { grid-template-columns: 1fr; }
  .sidebar { order:2; display:grid; grid-template-columns: 1fr 1fr 1fr; gap:12px; position:static; max-height:none; overflow:visible; }
  .sidebar-widget { min-width:0; }
  .categories-grid { grid-template-columns: 1fr; }
  .category-hero { height: 260px; }
  .category-small-grid { grid-template-columns: repeat(3, 1fr); }
  .articles-grid { grid-template-columns: repeat(2, 1fr); }
  .related-grid { grid-template-columns: repeat(2, 1fr); }
  .hero-carousel { max-width:100%; margin:0; border-radius:0; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .tags-showcase-grid { gap:8px; }
  .tag-pill { padding:6px 14px; font-size:12px; }
  .nav-menu a { padding:6px 10px; font-size:13px; }
  .search-box input { width:100px; }
}

/* 手机 <768px */
@media (max-width:768px) {
  .nav-menu { display:none; }
  .mobile-toggle { display:block; }
  .header-inner { height:56px; padding:0 12px; }
  .logo { font-size:17px; gap:8px; }
  .logo-icon { width:34px; height:34px; font-size:16px; border-radius:8px; }
  .search-box { padding:4px 10px; }
  .search-box input { width:80px; font-size:12px; }
  .btn-login { padding:6px 14px; font-size:12px; }
  .hero-carousel { height:220px; border-radius:0; max-width:100%; margin:0; }
  .carousel-overlay { padding:16px 20px; }
  .carousel-overlay h2 { font-size:18px; margin-bottom:6px; }
  .carousel-overlay p { font-size:12px; }
  .carousel-btn { width:32px; height:32px; font-size:14px; }
  .carousel-dot { width:8px; height:8px; }
  .carousel-dot.active { width:20px; }
  .section-heading h2 { font-size:22px; }
  .section-heading p { font-size:13px; }
  .categories-section { padding:24px 0; }
  .categories-grid { grid-template-columns:1fr; gap:12px; }
  .category-hero { height:180px; border-radius:12px; }
  .category-hero-overlay h3 { font-size:20px; }
  .category-small-grid { grid-template-columns: 1fr 1fr; gap:8px; }
  .category-card { height:100px; border-radius:8px; }
  .category-card-overlay span { font-size:13px; }
  .tags-showcase { padding:24px 0; }
  .tags-showcase-grid { gap:6px; }
  .tag-pill { padding:5px 12px; font-size:11px; }
  .main-content { padding:24px 0; }
  .content-grid { grid-template-columns:1fr; gap:16px; }
  .sidebar { order:2; display:flex; flex-direction:column; gap:12px; position:static; max-height:none; overflow:visible; }
  .content-grid .hot-list li:nth-child(n+6) { display:flex; }
  .articles-grid { grid-template-columns:1fr 1fr; gap:12px; }
  .article-card-image { height:140px; }
  .article-card-body { padding:10px 14px; }
  .article-card-body h3 { font-size:14px; }
  .article-card-excerpt { font-size:12px; -webkit-line-clamp:1; }
  .article-card-meta { font-size:11px; gap:6px; }
  .article-detail-grid { grid-template-columns:1fr; gap:16px; }
  .article-cover { height:200px; }
  .article-body { padding:16px; }
  .article-body h1 { font-size:20px; }
  .article-info { gap:8px; font-size:12px; flex-wrap:wrap; }
  .article-content { font-size:14px; line-height:1.8; }
  .article-content h2 { font-size:18px; }
  .article-content h3 { font-size:16px; }
  .article-actions { flex-wrap:wrap; gap:8px; }
  .action-btn { padding:8px 16px; font-size:13px; }
  .prev-next { grid-template-columns:1fr; gap:8px; }
  .related-grid { grid-template-columns: 1fr 1fr; gap:8px; }
  .page-banner { padding:28px 0; }
  .page-banner h1 { font-size:22px; }
  .page-banner .search-form { flex-direction:column; gap:8px; }
  .page-banner .search-form input { border-radius:8px; }
  .page-banner .search-form button { border-radius:8px; }
  .pagination { gap:4px; }
  .page-btn, .page-num { padding:6px 12px; font-size:12px; }
  .footer-grid { grid-template-columns:1fr; gap:16px; }
  .site-footer { padding:28px 0 16px; margin-top:24px; }
  .auth-box { padding:24px 20px; }
  .auth-box h1 { font-size:20px; }
  .error-page h1 { font-size:64px; }
  .admin-sidebar { width:200px; }
  .admin-nav a { padding:10px 16px; font-size:13px; }
}

/* 小手机 <480px */
@media (max-width:480px) {
  .hero-carousel { height:180px; }
  .carousel-overlay h2 { font-size:16px; }
  .articles-grid { grid-template-columns:1fr; gap:10px; }
  .article-card-image { height:180px; }
  .related-grid { grid-template-columns:1fr; }
  .category-small-grid { grid-template-columns:1fr 1fr; gap:6px; }
  .category-card { height:80px; }
  .tags-showcase-grid { gap:5px; }
  .tag-pill { padding:4px 10px; font-size:10px; }
  .sidebar { gap:10px; }
  .admin-layout { flex-direction:column; }
  .admin-sidebar { width:100%; padding:12px 0; }
  .admin-nav { display:flex; overflow-x:auto; gap:0; }
  .admin-nav a { white-space:nowrap; padding:8px 14px; }
}

/* ====== 容器根据内容自适应 ====== */
/* 去掉侧边栏固定宽/限高，让内容撑开 */
.sidebar {
    position: static !important;
    max-height: none !important;
    overflow: visible !important;
    align-self: start;
}
.tag-cloud {
    max-height: none !important;
    overflow: visible !important;
    padding: 16px;
    gap: 8px;
}
.tag-cloud a {
    padding: 5px 12px;
    font-size: 12px;
}
/* PC端侧边栏自适应宽度 */
@media (min-width:1201px) {
    .content-grid { grid-template-columns: auto 1fr; gap: 24px; }
    .sidebar { width: auto; min-width: 240px; max-width: 300px; }
    .article-detail-grid { grid-template-columns: 1fr auto; gap: 24px; }
    .article-detail-grid .sidebar { min-width: 240px; max-width: 280px; }
}
/* 平板侧边栏横排三列 */
@media (max-width:1200px) and (min-width:769px) {
    .content-grid { grid-template-columns: 1fr; }
    .sidebar { order:2; display:grid; grid-template-columns: repeat(3,1fr); gap:12px; }
    .article-detail-grid { grid-template-columns: 1fr; }
}
/* 手机端侧边栏全宽竖排 */
@media (max-width:768px) {
    .content-grid { grid-template-columns: 1fr !important; }
    .sidebar { order:2; display:flex; flex-direction:column; gap:12px; width:100%; min-width:0; max-width:100%; }
    .article-detail-grid { grid-template-columns: 1fr !important; }
    .content-grid .hot-list li:nth-child(n+6) { display:flex !important; }
}