/* 基础样式重置 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary-color: #c41e3a;
    --primary-dark: #8b0000;
    --secondary-color: #ffd700;
    --text-color: #333;
    --text-light: #666;
    --bg-color: #f5f5f5;
    --card-bg: #fff;
    --border-color: #ddd;
    --shadow: 0 2px 8px rgba(0,0,0,0.1);
    --shadow-hover: 0 4px 16px rgba(0,0,0,0.15);
}

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    line-height: 1.6;
    color: var(--text-color);
    background-color: var(--bg-color);
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* 头部导航 */
.site-header {
    background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary-color) 100%);
    color: white;
    padding: 1rem 0;
    box-shadow: var(--shadow);
    position: sticky;
    top: 0;
    z-index: 100;
}

.site-header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

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

.logo-icon {
    font-size: 2rem;
}

.logo-text h1 {
    font-size: 1.3rem;
    font-weight: 700;
    margin: 0;
}

.logo-sub {
    font-size: 0.85rem;
    opacity: 0.9;
}

.main-nav {
    display: flex;
    gap: 1.5rem;
}

.main-nav a {
    color: white;
    text-decoration: none;
    font-weight: 500;
    padding: 0.5rem 0;
    border-bottom: 2px solid transparent;
    transition: border-color 0.3s;
}

.main-nav a:hover,
.main-nav a.active {
    border-bottom-color: var(--secondary-color);
}

/* 搜索区域 */
.search-section {
    background: white;
    padding: 1.5rem 0;
    border-bottom: 1px solid var(--border-color);
}

.search-box {
    display: flex;
    max-width: 600px;
    margin: 0 auto;
    gap: 0.5rem;
}

.search-box input {
    flex: 1;
    padding: 0.75rem 1rem;
    border: 2px solid var(--border-color);
    border-radius: 4px;
    font-size: 1rem;
}

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

.search-box button {
    padding: 0.75rem 1.5rem;
    background: var(--primary-color);
    color: white;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    font-weight: 500;
}

.search-box button:hover {
    background: var(--primary-dark);
}

.category-toggle {
    text-align: center;
    margin-top: 1rem;
}

.category-toggle button {
    background: none;
    border: none;
    color: var(--primary-color);
    cursor: pointer;
    font-size: 0.9rem;
}

.category-filters {
    display: none;
    max-width: 800px;
    margin: 1rem auto 0;
    padding: 1rem;
    background: var(--bg-color);
    border-radius: 8px;
}

.category-filters.active {
    display: flex;
    flex-wrap: wrap;
    gap: 2rem;
}

.filter-group h4 {
    font-size: 0.9rem;
    margin-bottom: 0.5rem;
    color: var(--text-light);
}

.filter-group label {
    display: block;
    margin: 0.25rem 0;
    font-size: 0.9rem;
    cursor: pointer;
}

.filter-group input {
    margin-right: 0.5rem;
}

/* 首页样式 */
.hero {
    text-align: center;
    padding: 4rem 0;
    background: linear-gradient(135deg, #fff 0%, #f8f8f8 100%);
}

.hero h2 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
    color: var(--primary-color);
}

.hero p {
    font-size: 1.2rem;
    color: var(--text-light);
    max-width: 600px;
    margin: 0 auto 2rem;
}

.hero-actions {
    display: flex;
    gap: 1rem;
    justify-content: center;
}

.btn-primary,
.btn-secondary {
    padding: 0.75rem 2rem;
    border-radius: 4px;
    text-decoration: none;
    font-weight: 500;
    transition: all 0.3s;
}

.btn-primary {
    background: var(--primary-color);
    color: white;
}

.btn-primary:hover {
    background: var(--primary-dark);
}

.btn-secondary {
    background: white;
    color: var(--primary-color);
    border: 2px solid var(--primary-color);
}

.btn-secondary:hover {
    background: var(--primary-color);
    color: white;
}

/* 区块标题 */
.section-title {
    font-size: 1.8rem;
    margin: 3rem 0 1.5rem;
    padding-bottom: 0.5rem;
    border-bottom: 3px solid var(--primary-color);
    display: inline-block;
}

.section-desc {
    color: var(--text-light);
    margin-bottom: 2rem;
}

/* 特色文章网格 */
.featured-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1.5rem;
    margin-bottom: 3rem;
}

.featured-card {
    background: var(--card-bg);
    padding: 1.5rem;
    border-radius: 8px;
    box-shadow: var(--shadow);
    transition: box-shadow 0.3s;
}

.featured-card:hover {
    box-shadow: var(--shadow-hover);
}

.featured-card h4 {
    margin: 0.5rem 0;
}

.featured-card h4 a {
    color: var(--text-color);
    text-decoration: none;
}

.featured-card h4 a:hover {
    color: var(--primary-color);
}

.featured-card .meta {
    font-size: 0.85rem;
    color: var(--text-light);
    margin-bottom: 0.5rem;
}

.featured-card .desc {
    color: var(--text-light);
}

/* 导师预览 */
.masters-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 1.5rem;
    margin-bottom: 3rem;
}

.master-card {
    background: var(--card-bg);
    padding: 1.5rem;
    border-radius: 8px;
    text-align: center;
    box-shadow: var(--shadow);
    transition: transform 0.3s;
}

.master-card:hover {
    transform: translateY(-4px);
}

.master-avatar {
    width: 60px;
    height: 60px;
    background: var(--primary-color);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: bold;
    margin: 0 auto 1rem;
}

.master-card h4 {
    margin-bottom: 0.5rem;
}

.master-card p {
    font-size: 0.85rem;
    color: var(--text-light);
    margin-bottom: 1rem;
}

.master-card a {
    color: var(--primary-color);
    text-decoration: none;
    font-size: 0.9rem;
}

/* 工具预览 */

/* ===== 返回按钮 ===== */
.back-nav { background: #fafafa; border-bottom: 1px solid #e8e8e8; padding: 0.75rem 0; }
body.dark-mode .back-nav { background: #1a1a1a; border-color: #333; }
.back-link {
    display: inline-flex; align-items: center; gap: 6px; color: #c41e3a;
    text-decoration: none; font-weight: 600; padding: 8px 16px; border-radius: 8px;
    transition: all 0.2s; border: 2px solid #c41e3a;
}
.back-link:hover { background: #c41e3a; color: white; }
body.dark-mode .back-link { color: #e57373; border-color: #e57373; }
body.dark-mode .back-link:hover { background: #e57373; color: #1a1a1a; }

.tools-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.5rem;
}

.tool-card {
    background: var(--card-bg);
    padding: 1.5rem;
    border-radius: 8px;
    box-shadow: var(--shadow);
}

.tool-card h4 {
    margin-bottom: 0.5rem;
}

.tool-card p {
    color: var(--text-light);
    margin-bottom: 1rem;
}

.tool-card a {
    color: var(--primary-color);
    text-decoration: none;
}

/* 文章列表页 */
.filter-bar {
    display: flex;
    gap: 0.5rem;
    margin-bottom: 2rem;
    flex-wrap: wrap;
}

.filter-btn {
    padding: 0.5rem 1rem;
    border: 1px solid var(--border-color);
    background: white;
    border-radius: 4px;
    cursor: pointer;
    transition: all 0.3s;
}

.filter-btn:hover,
.filter-btn.active {
    background: var(--primary-color);
    color: white;
    border-color: var(--primary-color);
}

.article-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    gap: 1.5rem;
}

.article-card {
    background: var(--card-bg);
    border-radius: 8px;
    padding: 1.5rem;
    box-shadow: var(--shadow);
    transition: box-shadow 0.3s;
}

.article-card:hover {
    box-shadow: var(--shadow-hover);
}

.card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 0.75rem;
}

.priority-badge {
    background: var(--primary-color);
    color: white;
    padding: 0.25rem 0.5rem;
    border-radius: 4px;
    font-size: 0.75rem;
    font-weight: bold;
}

.article-date {
    font-size: 0.85rem;
    color: var(--text-light);
}

.article-title {
    font-size: 1.1rem;
    margin-bottom: 0.5rem;
}

.article-title a {
    color: var(--text-color);
    text-decoration: none;
}

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

.article-author {
    font-size: 0.9rem;
    color: var(--text-light);
    margin-bottom: 0.5rem;
}

.article-desc {
    font-size: 0.9rem;
    color: var(--text-light);
    margin-bottom: 1rem;
}

.card-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.article-category {
    font-size: 0.8rem;
    color: var(--primary-color);
    background: rgba(196, 30, 58, 0.1);
    padding: 0.25rem 0.5rem;
    border-radius: 4px;
}

.read-more {
    font-size: 0.9rem;
    color: var(--primary-color);
    text-decoration: none;
}

/* 文章详情页 */
.article-page {
    padding: 2rem 0;
}

.article-header {
    text-align: center;
    margin-bottom: 2rem;
    padding-bottom: 2rem;
    border-bottom: 2px solid var(--border-color);
}

.article-header h1 {
    font-size: 2rem;
    margin: 1rem 0;
}

.article-meta {
    display: flex;
    justify-content: center;
    gap: 1.5rem;
    color: var(--text-light);
    font-size: 0.9rem;
}

/* 标签导航 */
.tab-nav {
    display: flex;
    justify-content: center;
    gap: 1rem;
    margin-bottom: 2rem;
    border-bottom: 2px solid var(--border-color);
}

.tab-btn {
    padding: 0.75rem 1.5rem;
    background: none;
    border: none;
    border-bottom: 3px solid transparent;
    cursor: pointer;
    font-size: 1rem;
    color: var(--text-light);
    transition: all 0.3s;
}

.tab-btn:hover {
    color: var(--primary-color);
}

.tab-btn.active {
    color: var(--primary-color);
    border-bottom-color: var(--primary-color);
}

.tab-content {
    display: none;
}

.tab-content.active {
    display: block;
}

/* 文章内容 */
.article-body {
    max-width: 800px;
    margin: 0 auto;
    background: var(--card-bg);
    padding: 2rem;
    border-radius: 8px;
    box-shadow: var(--shadow);
}

.article-body h2 {
    font-size: 1.5rem;
    margin: 2rem 0 1rem;
    color: var(--primary-color);
}

.article-body h3 {
    font-size: 1.2rem;
    margin: 1.5rem 0 0.75rem;
}

.article-body p {
    margin-bottom: 1rem;
    text-align: justify;
}

.article-body ul,
.article-body ol {
    margin: 1rem 0;
    padding-left: 2rem;
}

.article-body li {
    margin: 0.5rem 0;
}

/* 导师页面 */
.masters-page {
    padding: 2rem 0;
}

.master-section {
    background: var(--card-bg);
    border-radius: 8px;
    padding: 2rem;
    margin-bottom: 2rem;
    box-shadow: var(--shadow);
}

.master-header {
    display: flex;
    gap: 1.5rem;
    margin-bottom: 2rem;
    padding-bottom: 1.5rem;
    border-bottom: 2px solid var(--border-color);
}

.master-portrait {
    width: 80px;
    height: 80px;
    background: var(--primary-color);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    font-weight: bold;
    flex-shrink: 0;
}

.master-info h3 {
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
}

.master-years {
    color: var(--text-light);
    font-size: 0.9rem;
    margin-bottom: 0.5rem;
}

.master-title {
    color: var(--primary-color);
    font-weight: 500;
}

.master-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
}

.timeline h4,
.master-works h4 {
    margin-bottom: 1rem;
    color: var(--primary-color);
}

.timeline-item {
    display: flex;
    gap: 1rem;
    margin-bottom: 1rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid var(--border-color);
}

.timeline-item:last-child {
    border-bottom: none;
}

.timeline-item .year {
    font-weight: bold;
    color: var(--primary-color);
    min-width: 50px;
}

.timeline-item p {
    font-size: 0.9rem;
    color: var(--text-light);
}

.master-works ul {
    list-style: none;
    padding: 0;
}

.master-works li {
    margin-bottom: 0.75rem;
    padding-left: 1rem;
    border-left: 3px solid var(--primary-color);
}

.master-works a {
    color: var(--primary-color);
    text-decoration: none;
}

.master-works a:hover {
    text-decoration: underline;
}

/* 工具集页面 */
.toolkit-page {
    padding: 2rem 0;
}

.tool-section {
    margin-bottom: 3rem;
}

.tool-title {
    font-size: 1.5rem;
    margin-bottom: 1.5rem;
    padding-bottom: 0.5rem;
    border-bottom: 2px solid var(--primary-color);
}

.tool-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 1.5rem;
}

.tool-card-large {
    background: var(--card-bg);
    padding: 1.5rem;
    border-radius: 8px;
    box-shadow: var(--shadow);
}

.tool-card-large h4 {
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.concept-item {
    margin-bottom: 1.5rem;
    padding-bottom: 1.5rem;
    border-bottom: 1px solid var(--border-color);
}

.concept-item:last-child {
    border-bottom: none;
}

.concept-item h5 {
    font-size: 1rem;
    margin-bottom: 0.5rem;
}

.concept-item p {
    font-size: 0.9rem;
    color: var(--text-light);
    margin-bottom: 0.5rem;
}

.concept-item ul {
    font-size: 0.9rem;
    color: var(--text-light);
    padding-left: 1.5rem;
}

.reading-method {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.method-step {
    display: flex;
    gap: 1rem;
    align-items: flex-start;
}

.step-num {
    width: 32px;
    height: 32px;
    background: var(--primary-color);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: bold;
    flex-shrink: 0;
}

.step-content h5 {
    margin-bottom: 0.25rem;
}

.step-content p {
    font-size: 0.9rem;
    color: var(--text-light);
}

.template-box pre {
    background: #f8f8f8;
    padding: 1rem;
    border-radius: 4px;
    font-size: 0.85rem;
    overflow-x: auto;
}

.path-timeline {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1.5rem;
}

.path-stage {
    background: var(--card-bg);
    padding: 1.5rem;
    border-radius: 8px;
    box-shadow: var(--shadow);
    border-left: 4px solid var(--primary-color);
}

.path-stage h4 {
    color: var(--primary-color);
    margin-bottom: 0.5rem;
}

.stage-goal {
    font-size: 0.9rem;
    color: var(--text-light);
    margin-bottom: 1rem;
}

.path-stage ul {
    font-size: 0.9rem;
    padding-left: 1.5rem;
}

.path-stage li {
    margin: 0.5rem 0;
}

/* 文艺页面 */
.gallery-page {
    padding: 2rem 0;
}

.gallery-section {
    margin-bottom: 3rem;
}

.gallery-title {
    font-size: 1.5rem;
    margin-bottom: 1.5rem;
    padding-bottom: 0.5rem;
    border-bottom: 2px solid var(--primary-color);
}

/* 文艺页面 - 紧凑卡片样式 */
.music-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 1rem;
}

.music-card {
    background: var(--card-bg);
    padding: 1rem;
    border-radius: 8px;
    box-shadow: var(--shadow);
    text-align: center;
    transition: transform 0.2s, box-shadow 0.2s;
}

.music-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-hover);
}

.music-card img {
    width: 80px;
    height: 80px;
    object-fit: cover;
    border-radius: 8px;
    margin-bottom: 0.5rem;
}

.music-icon {
    font-size: 2rem;
    margin-bottom: 0.5rem;
}

.music-card h4 {
    margin-bottom: 0.3rem;
    font-size: 1rem;
}

.music-desc {
    font-size: 0.8rem;
    color: var(--text-light);
    margin-bottom: 0.5rem;
    line-height: 1.4;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.music-versions {
    text-align: left;
    font-size: 0.8rem;
}

.music-versions h5 {
    font-size: 0.75rem;
    margin-bottom: 0.3rem;
    color: var(--text-light);
}

.music-versions ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.music-versions li {
    margin: 0.15rem 0;
}

.music-versions a {
    color: var(--primary-color);
    text-decoration: none;
    font-size: 0.75rem;
}

.music-versions a:hover {
    text-decoration: underline;
}

.video-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
    gap: 1rem;
}

.video-card {
    background: var(--card-bg);
    padding: 1rem;
    border-radius: 8px;
    box-shadow: var(--shadow);
    transition: transform 0.2s, box-shadow 0.2s;
}

.video-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-hover);
}

.video-thumb {
    height: 140px;
    background: linear-gradient(135deg, #c41e3a, #8b0000);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 0.5rem;
    overflow: hidden;
    position: relative;
}

.video-thumb img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
}

.video-thumb::after {
    content: '▶';
    position: absolute;
    font-size: 2rem;
    color: white;
    opacity: 0.8;
    pointer-events: none;
}

.video-card h4 {
    margin-bottom: 0.3rem;
    font-size: 0.95rem;
}

.video-desc {
    font-size: 0.8rem;
    color: var(--text-light);
    margin-bottom: 0.5rem;
    line-height: 1.4;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.video-link {
    color: var(--primary-color);
    text-decoration: none;
    font-size: 0.8rem;
    font-weight: 500;
}

.video-link:hover {
    text-decoration: underline;
}

.up-list {
    list-style: none;
    padding: 0;
}

.up-list li {
    margin: 0.25rem 0;
}

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

.poster-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
}

.poster-card {
    background: var(--card-bg);
    padding: 1rem;
    border-radius: 8px;
    box-shadow: var(--shadow);
    text-align: center;
}

.poster-placeholder {
    background: var(--bg-color);
    height: 300px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-light);
    margin-bottom: 1rem;
    border-radius: 4px;
}

.poster-title {
    font-weight: 500;
    margin-bottom: 0.25rem;
}

.poster-desc {
    font-size: 0.85rem;
    color: var(--text-light);
}

.gallery-note {
    text-align: center;
    color: var(--text-light);
    font-size: 0.9rem;
    margin-top: 1rem;
}

.quotes-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 1.5rem;
}

.quote-card {
    background: var(--card-bg);
    padding: 1.5rem;
    border-radius: 8px;
    box-shadow: var(--shadow);
    border-left: 4px solid var(--primary-color);
    margin: 0;
}

.quote-card p {
    font-size: 1.1rem;
    font-style: italic;
    margin-bottom: 1rem;
}

.quote-card cite {
    font-size: 0.9rem;
    color: var(--text-light);
    font-style: normal;
}

/* 页脚 */
.site-footer {
    background: var(--primary-dark);
    color: white;
    text-align: center;
    padding: 2rem 0;
    margin-top: 3rem;
}

.footer-note {
    opacity: 0.8;
    font-size: 0.9rem;
    margin-top: 0.5rem;
}

/* ==================== 汉堡菜单按钮 ==================== */
.hamburger-btn {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: 6px;
    border-radius: 6px;
    transition: background 0.2s;
    flex-shrink: 0;
}

/* 桌面端默认隐藏移动端关闭按钮 */
.nav-close-btn {
    display: none;
}

.hamburger-btn:hover {
    background: rgba(255,255,255,0.1);
}

.hamburger-btn span {
    display: block;
    width: 22px;
    height: 2px;
    background: white;
    border-radius: 2px;
    margin: 4px 0;
    transition: all 0.3s;
}

.hamburger-btn.open span:nth-child(1) {
    transform: translateY(6px) rotate(45deg);
}
.hamburger-btn.open span:nth-child(2) {
    opacity: 0;
}
.hamburger-btn.open span:nth-child(3) {
    transform: translateY(-6px) rotate(-45deg);
}

/* ==================== 响应式设计 ==================== */
@media (max-width: 768px) {
    /* --- 头部导航 --- */
    .site-header .container {
        flex-direction: row;
        flex-wrap: nowrap;
        justify-content: space-between;
        align-items: center;
        gap: 0;
    }

    .hamburger-btn {
        display: flex;
        flex-direction: column;
        justify-content: center;
        align-items: center;
        min-width: 36px;
    }

    /* logo 文字稍微缩小 */
    .logo-text h1 {
        font-size: 1rem;
    }
    .logo-sub {
        display: none;
    }
    .logo-icon {
        font-size: 1.5rem;
    }

    /* 导航默认隐藏，汉堡展开时显示 */
    .main-nav {
        display: none;
        position: fixed;
        top: 0;
        left: 0;
        right: 0;
        bottom: 0;
        background: rgba(139,0,0,0.97);
        backdrop-filter: blur(4px);
        flex-direction: column;
        justify-content: center;
        align-items: center;
        gap: 0;
        z-index: 999;
        padding: 60px 20px 40px;
        overflow-y: auto;
    }

    .main-nav.open {
        display: flex;
    }

    /* 全屏菜单关闭按钮（真实按钮，可点击） */
    .main-nav .nav-close-btn {
        position: fixed;
        top: 18px;
        right: 20px;
        font-size: 1.4rem;
        color: white;
        background: rgba(255,255,255,0.15);
        border: none;
        width: 36px;
        height: 36px;
        display: flex;
        align-items: center;
        justify-content: center;
        border-radius: 50%;
        cursor: pointer;
        z-index: 1001;
        transition: background 0.2s;
    }
    .main-nav .nav-close-btn:hover {
        background: rgba(255,255,255,0.3);
    }

    .main-nav a,
    .main-nav button {
        width: 100%;
        text-align: center;
        padding: 14px 20px;
        font-size: 1.1rem;
        border-bottom: 1px solid rgba(255,255,255,0.1);
        border-radius: 0;
    }

    .main-nav a:last-of-type {
        border-bottom: none;
    }

    .dark-mode-toggle {
        margin-top: 16px;
        border: 1px solid rgba(255,255,255,0.3) !important;
        padding: 10px 20px !important;
        font-size: 1rem !important;
        border-radius: 8px !important;
    }

    /* --- Hero 区域 --- */
    .hero {
        padding: 2rem 0 1.5rem;
    }

    .hero h2 {
        font-size: 1.5rem;
        margin-bottom: 0.6rem;
    }

    .hero p {
        font-size: 1rem;
        margin-bottom: 1.2rem;
    }

    .hero-actions {
        flex-direction: column;
        gap: 0.6rem;
        align-items: center;
    }

    .btn-primary, .btn-secondary {
        width: 80%;
        max-width: 280px;
        text-align: center;
        padding: 0.65rem 1.2rem;
    }

    /* --- 区块标题 --- */
    .section-title {
        font-size: 1.3rem;
        margin: 1.5rem 0 1rem;
    }

    /* --- 搜索区 --- */
    .search-section {
        padding: 0.8rem 0;
    }

    /* --- 卡片网格 --- */
    .master-header {
        flex-direction: column;
        text-align: center;
    }

    .master-content {
        grid-template-columns: 1fr !important;
    }

    .tool-grid,
    .tools-grid {
        grid-template-columns: repeat(2, 1fr) !important;
    }

    /* 有趣的文艺：覆盖 inline style */
    #funCultureGrid {
        grid-template-columns: repeat(2, 1fr) !important;
    }
    
    /* 有趣的文艺的：标题超两行省略 */
    #funCultureGrid h4 {
        white-space: normal !important;
        overflow: hidden !important;
        text-overflow: ellipsis !important;
        display: -webkit-box !important;
        -webkit-line-clamp: 2 !important;
        -webkit-box-orient: vertical !important;
        max-height: 2.4em !important;
        line-height: 1.2em !important;
    }

    .article-grid {
        grid-template-columns: repeat(2, 1fr) !important;
    }

    .featured-grid {
        grid-template-columns: repeat(2, 1fr) !important;
    }

    .masters-grid {
        grid-template-columns: repeat(2, 1fr) !important;
        gap: 0.8rem;
    }

    .article-meta {
        flex-direction: column;
        gap: 0.5rem;
    }

    /* --- Tab 导航优化：横向滚动 --- */
    .tab-nav {
        flex-wrap: nowrap;
        overflow-x: auto;
        justify-content: flex-start;
        gap: 0;
        -webkit-overflow-scrolling: touch;
        scrollbar-width: none;
        padding-bottom: 0;
    }

    .tab-nav::-webkit-scrollbar {
        display: none;
    }

    .tab-btn {
        padding: 0.6rem 0.9rem;
        font-size: 0.85rem;
        white-space: nowrap;
        flex-shrink: 0;
    }

    /* --- 文章详情页 --- */
    .article-body {
        padding: 1rem;
    }

    .article-header h1 {
        font-size: 1.4rem;
    }

    /* --- 页脚 --- */
    .site-footer {
        padding: 1.2rem 0;
        margin-top: 1.5rem;
    }

    /* --- 过滤栏 --- */
    .filter-bar {
        gap: 0.4rem;
    }

    .filter-btn {
        padding: 0.4rem 0.75rem;
        font-size: 0.85rem;
    }

    /* --- 内边距压缩 --- */
    .container {
        padding: 0 12px;
    }

    /* --- 卡片描述文字：超2行省略 --- */
    .featured-card .desc,
    .article-desc,
    .article-card .summary,
    .tool-card p,
    .music-desc,
    .video-desc,
    .poster-desc {
        display: -webkit-box;
        -webkit-line-clamp: 2;
        -webkit-box-orient: vertical;
        overflow: hidden;
        text-overflow: ellipsis;
        /* 两行约等于3em，加一点余量 */
        max-height: 3.2em;
    }
}

/* ==================== 宽屏：3列 ==================== */
@media (min-width: 769px) {
    /* 强制隐藏汉堡按钮，并重置 open 状态防止叉号残留 */
    .hamburger-btn,
    .hamburger-btn.open {
        display: none !important;
    }

    /* 桌面端隐藏移动端菜单的关闭按钮（X）*/
    .nav-close-btn {
        display: none !important;
    }

    .main-nav {
        display: flex !important;
    }

    .featured-grid {
        grid-template-columns: repeat(3, 1fr) !important;
    }

    .masters-grid {
        grid-template-columns: repeat(3, 1fr) !important;
    }

    .tools-grid {
        grid-template-columns: repeat(3, 1fr) !important;
    }

    .tool-grid {
        grid-template-columns: repeat(3, 1fr) !important;
    }

    .article-grid {
        grid-template-columns: repeat(3, 1fr) !important;
    }

    .music-grid {
        grid-template-columns: repeat(3, 1fr) !important;
    }

    .video-grid {
        grid-template-columns: repeat(3, 1fr) !important;
    }

    .poster-grid {
        grid-template-columns: repeat(3, 1fr) !important;
    }

    .quotes-grid {
        grid-template-columns: repeat(3, 1fr) !important;
    }
}

/* 优先级颜色 */
.priority-5 .priority-badge {
    background: #c41e3a;
}

.priority-4 .priority-badge {
    background: #666;
}

.priority-3 .priority-badge {
    background: #888;
}

.priority-2 .priority-badge {
    background: #aaa;
}

/* 黑夜模式 */
body.dark-mode {
    --text-color: #e0e0e0;
    --text-light: #aaa;
    --bg-color: #1a1a1a;
    --card-bg: #2a2a2a;
    --border-color: #444;
    --shadow: 0 2px 8px rgba(0,0,0,0.3);
    --shadow-hover: 0 4px 16px rgba(0,0,0,0.4);
}

body.dark-mode .site-header {
    background: linear-gradient(135deg, #1a1a1a 0%, #2a2a2a 100%);
}

body.dark-mode .search-section {
    background: #2a2a2a;
    border-bottom-color: #444;
}

body.dark-mode .hero {
    background: linear-gradient(135deg, #2a2a2a 0%, #1a1a1a 100%);
}

body.dark-mode .featured-card,
body.dark-mode .master-card,
body.dark-mode .tool-card,
body.dark-mode .article-card,
body.dark-mode .master-section,
body.dark-mode .tool-card-large,
body.dark-mode .path-stage,
body.dark-mode .music-card,
body.dark-mode .video-card,
body.dark-mode .poster-card,
body.dark-mode .quote-card,
body.dark-mode .article-body {
    background: #2a2a2a;
    border: 1px solid #444;
}

body.dark-mode .category-filters {
    background: #333;
}

body.dark-mode .search-box input {
    background: #333;
    border-color: #444;
    color: #e0e0e0;
}

body.dark-mode .btn-secondary {
    background: #2a2a2a;
    border-color: #c41e3a;
}

body.dark-mode .template-box pre {
    background: #333;
    color: #e0e0e0;
}

/* ==================== 搜索结果样式 ==================== */
#searchResults {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: white;
    border: 1px solid #ddd;
    border-radius: 0 0 8px 8px;
    box-shadow: 0 8px 24px rgba(0,0,0,0.15);
    max-height: 70vh;
    overflow-y: auto;
    z-index: 1000;
}

#searchResults.active {
    display: block;
}

body.dark-mode #searchResults {
    background: #2a2a2a;
    border-color: #444;
}

.search-results-header {
    padding: 12px 16px;
    background: #f8f8f8;
    border-bottom: 1px solid #eee;
    font-size: 0.9rem;
    color: #666;
}

body.dark-mode .search-results-header {
    background: #333;
    border-color: #444;
    color: #aaa;
}

.filter-indicator {
    font-size: 0.85rem;
    color: #c41e3a;
    font-weight: normal;
}

body.dark-mode .filter-indicator {
    color: #ff6b6b;
}

.search-results-list {
    padding: 8px;
}

.search-result-item {
    padding: 12px 16px;
    border-radius: 6px;
    margin-bottom: 8px;
    background: #fafafa;
    transition: all 0.2s;
}

.search-result-item:last-child {
    margin-bottom: 0;
}

.search-result-item:hover {
    background: #f0f0f0;
}

body.dark-mode .search-result-item {
    background: #333;
}

body.dark-mode .search-result-item:hover {
    background: #3a3a3a;
}

.result-header {
    display: flex;
    gap: 10px;
    align-items: center;
    margin-bottom: 6px;
    flex-wrap: wrap;
}

.result-priority {
    font-size: 0.8rem;
    color: #ffd700;
}

.result-year {
    font-size: 0.85rem;
    color: #888;
}

body.dark-mode .result-year {
    color: #aaa;
}

.result-category {
    font-size: 0.75rem;
    padding: 2px 8px;
    border-radius: 10px;
}

.result-title {
    margin: 0 0 4px;
    font-size: 1rem;
}

.result-title a {
    color: #c41e3a;
    text-decoration: none;
}

.result-title a:hover {
    text-decoration: underline;
}

.result-meta {
    margin: 0 0 4px;
    font-size: 0.85rem;
    color: #666;
}

body.dark-mode .result-meta {
    color: #aaa;
}

.result-keywords {
    margin: 0;
    font-size: 0.8rem;
    color: #999;
}

body.dark-mode .result-keywords {
    color: #888;
}

/* 空结果样式 */
.search-no-results {
    padding: 40px 20px;
    text-align: center;
}

.no-results-icon {
    font-size: 3rem;
    margin-bottom: 16px;
    opacity: 0.5;
}

.no-results-title {
    font-size: 1.2rem;
    color: #666;
    margin-bottom: 8px;
    font-weight: 500;
}

body.dark-mode .no-results-title {
    color: #aaa;
}

.no-results-hint {
    font-size: 0.95rem;
    color: #999;
    margin-bottom: 20px;
    font-style: italic;
}

body.dark-mode .no-results-hint {
    color: #777;
}

.no-results-suggest {
    text-align: left;
    max-width: 300px;
    margin: 0 auto;
    background: #f8f8f8;
    padding: 16px;
    border-radius: 8px;
}

body.dark-mode .no-results-suggest {
    background: #333;
}

.no-results-suggest p {
    margin: 0 0 8px;
    font-weight: 500;
    color: #666;
}

body.dark-mode .no-results-suggest p {
    color: #aaa;
}

.no-results-suggest ul {
    margin: 0;
    padding-left: 20px;
    color: #888;
}

body.dark-mode .no-results-suggest ul {
    color: #999;
}

.no-results-suggest li {
    margin: 4px 0;
}

/* ==================== 搜索框容器 ==================== */
.search-box-container {
    position: relative;
    max-width: 600px;
    margin: 0 auto;
}

/* 黑夜模式切换按钮 */
.dark-mode-toggle {
    background: none;
    border: 1px solid rgba(255,255,255,0.5);
    color: white;
    padding: 4px 10px;
    border-radius: 4px;
    cursor: pointer;
    font-size: 0.85em;
    transition: all 0.2s;
}

.dark-mode-toggle:hover {
    background: rgba(255,255,255,0.1);
}