```css
/* ========================================
   佛藏 - 全局样式表
   ======================================== */

/* ===== 基础重置 ===== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', sans-serif;
    color: #333;
    background: #f8f5f0;
    max-width: 789px;
    margin: 0 auto;
    padding: 30px 20px 40px;
    line-height: 1.8;
}

/* ===== 链接 ===== */
a {
    color: #8B0000;
    text-decoration: none;
    transition: color 0.2s;
}
a:hover {
    color: #6b2e1a;
    text-decoration: underline;
}

/* ===== 头部 ===== */
.header {
    text-align: center;
    padding: 20px 0 12px;
    border-bottom: 2px solid #d4c5a0;
    margin-bottom: 20px;
}
.header h1 {
    font-size: 2em;
    color: #6b2e1a;
    letter-spacing: 6px;
}
.header h1 .logo-icon {
    font-size: 0.7em;
}
.header p {
    color: #7a5a44;
    font-size: 0.9em;
    margin-top: 4px;
    letter-spacing: 2px;
}

/* ===== 面包屑 ===== */
.breadcrumb {
    font-size: 0.85em;
    color: #9a8a7a;
    padding: 8px 0 12px;
    border-bottom: 1px solid #eee;
    margin-bottom: 16px;
}
.breadcrumb a {
    color: #8B0000;
    text-decoration: none;
}
.breadcrumb a:hover {
    text-decoration: underline;
}
.breadcrumb span {
    color: #6b2e1a;
}

/* ===== 主内容区（含侧边栏和主内容） ===== */
.content {
    display: flex;
    gap: 6px;
    align-items: flex-start;
}

/* ===== 侧边栏（修复：不再固定遮挡内容） ===== */
.sidebar {
    background: #fff;
    border-radius: 8px;
    padding: 16px;
    border: 1px solid #e8ddd0;
    /* 移除 sticky，随页面正常滚动 */
    position: relative;
    max-height: none;
    overflow-y: visible;
    flex-shrink: 0;
}
.sidebar h3 {
    color: #6b2e1a;
    font-size: 1.1em;
    padding-bottom: 10px;
    border-bottom: 2px solid #f0e4d8;
    margin-bottom: 12px;
}
.sidebar .menu-item {
    display: block;
    padding: 5px 10px;
    color: #4a3a2e;
    text-decoration: none;
    border-radius: 4px;
    font-size: 0.9em;
    transition: 0.15s;
    border-left: 3px solid transparent;
}
.sidebar .menu-item:hover {
    background: #f0e4d8;
    color: #8B0000;
    border-left-color: #8B0000;
}
.sidebar .menu-item.active {
    background: #f0e4d8;
    color: #8B0000;
    border-left-color: #8B0000;
    font-weight: 600;
}
.sidebar .menu-category {
    font-weight: 600;
    color: #6b2e1a;
    padding: 8px 10px 4px;
    font-size: 0.8em;
    letter-spacing: 1px;
}
.sidebar .menu-indent {
    padding-left: 22px;
}

/* ===== 主内容 ===== */
.main {
    flex: 1;
    min-width: 0;
    background: #fff;
    border-radius: 8px;
    padding: 28px 30px;
    border: 1px solid #e8ddd0;
}

/* ===== 文章标题 ===== */
.article-title {
    text-align: center;
    padding: 0 0 16px;
    margin-bottom: 16px;
    border-bottom: 2px solid #333;
}
.article-title h1 {
    font-size: 1.6em;
    color: #6b2e1a;
    font-weight: 700;
}
.article-title .sub {
    font-size: 0.85em;
    color: #9a8a7a;
    margin-top: 4px;
}

/* ===== Markdown 内容样式 ===== */
.markdown-body {
    line-height: 2;
    color: #3d2b1f;
}
.markdown-body h1 {
    font-size: 1.6em;
    color: #6b2e1a;
    margin: 20px 0 12px;
    padding-bottom: 8px;
    border-bottom: 2px solid #f0e4d8;
}
.markdown-body h2 {
    font-size: 1.3em;
    color: #6b2e1a;
    margin: 18px 0 10px;
    padding-left: 12px;
    border-left: 4px solid #b8860b;
}
.markdown-body h3 {
    font-size: 1.1em;
    color: #7a5a44;
    margin: 14px 0 8px;
}
.markdown-body h4 {
    font-size: 1em;
    color: #7a5a44;
    margin: 12px 0 6px;
}
.markdown-body p {
    margin: 10px 0;
}
.markdown-body img {
    max-width: 100%;
    border-radius: 8px;
    display: block;
    margin: 10px auto;
}
.markdown-body blockquote {
    border-left: 4px solid #b8860b;
    padding: 10px 20px;
    background: #fcf8f4;
    margin: 12px 0;
    border-radius: 0 8px 8px 0;
    color: #4a3a2e;
}
.markdown-body blockquote p {
    margin: 4px 0;
}
.markdown-body ul,
.markdown-body ol {
    padding-left: 28px;
    margin: 8px 0;
}
.markdown-body li {
    margin: 4px 0;
}
.markdown-body table {
    width: 100%;
    border-collapse: collapse;
    margin: 12px 0;
    font-size: 0.95em;
}
.markdown-body table th,
.markdown-body table td {
    border: 1px solid #e8ddd0;
    padding: 6px 12px;
    text-align: left;
}
.markdown-body table th {
    background: #f5ede5;
    font-weight: 600;
    color: #6b2e1a;
}
.markdown-body table tr:nth-child(even) {
    background: #faf8f6;
}
.markdown-body hr {
    border: none;
    border-top: 2px solid #f0e4d8;
    margin: 20px 0;
}
.markdown-body code {
    background: #f5ede5;
    padding: 2px 8px;
    border-radius: 4px;
    font-size: 0.9em;
    color: #6b2e1a;
}
.markdown-body pre {
    background: #f5ede5;
    padding: 12px 16px;
    border-radius: 8px;
    overflow-x: auto;
    margin: 10px 0;
}
.markdown-body pre code {
    background: transparent;
    padding: 0;
}
.markdown-body .footnote {
    font-size: 0.85em;
    color: #9a8a7a;
    border-top: 1px solid #eee;
    padding-top: 12px;
    margin-top: 20px;
}

/* ===== 导航（上一篇/下一篇） ===== */
.nav-links {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 8px;
    padding: 12px 0;
    margin: 16px 0 8px;
    border-top: 1px solid #eee;
    border-bottom: 1px solid #eee;
    font-size: 0.9em;
}
.nav-links .nav-left {
    display: flex;
    gap: 14px;
    flex-wrap: wrap;
}
.nav-links .nav-right {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
}
.nav-links a {
    color: #8B0000;
    text-decoration: none;
    padding: 2px 0;
}
.nav-links a:hover {
    text-decoration: underline;
}
.nav-links .disabled {
    color: #ccc;
    cursor: default;
}

/* ===== 页脚 ===== */
.footer {
    text-align: center;
    padding: 16px 0 0;
    border-top: 1px solid #eee;
    font-size: 0.85em;
    color: #bbb;
    margin-top: 20px;
}
.footer a {
    color: #7a5a44;
    margin: 0 10px;
    text-decoration: none;
}
.footer a:hover {
    color: #8B0000;
    text-decoration: underline;
}
.footer .sep {
    color: #d5c8bc;
}

/* ========================================
   首页专用样式
   ======================================== */

/* ===== 首页英雄区 ===== */
.home-hero {
    text-align: center;
    padding: 30px 20px 20px;
    background: linear-gradient(135deg, #f7efe8 0%, #f0e4d8 100%);
    border-radius: 12px;
    border: 1px solid #e8ddd0;
    margin-bottom: 24px;
}
.home-hero .logo-icon {
    font-size: 3em;
    color: #b8860b;
    display: block;
    margin-bottom: 6px;
}
.home-hero h1 {
    font-size: 2.2em;
    color: #6b2e1a;
    letter-spacing: 8px;
}
.home-hero .sub {
    color: #7a5a44;
    font-size: 0.95em;
    letter-spacing: 3px;
}
.home-hero .divider {
    width: 60px;
    height: 3px;
    background: #8B0000;
    margin: 12px auto;
    border-radius: 4px;
}

/* ===== 佛语金句 ===== */
.home-quote {
    text-align: center;
    padding: 16px 20px;
    background: #fcf8f4;
    border: 1px solid #e8ddd0;
    border-radius: 8px;
    margin-bottom: 20px;
}
.home-quote .text {
    font-size: 1.1em;
    color: #3d2b1f;
    font-weight: 500;
}
.home-quote .source {
    font-size: 0.8em;
    color: #9a8a7a;
    margin-top: 2px;
}

/* ===== 简介 ===== */
.home-intro {
    background: #fff;
    border: 1px solid #e8ddd0;
    border-radius: 8px;
    padding: 20px 24px;
    margin-bottom: 20px;
}
.home-intro h2 {
    color: #6b2e1a;
    font-size: 1.1em;
    margin-bottom: 8px;
}
.home-intro p {
    color: #4a3a2e;
    font-size: 0.95em;
    line-height: 1.9;
}
.home-intro .highlight {
    color: #8B0000;
    font-weight: 600;
}

/* ===== 分类网格 ===== */
.home-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 10px;
    margin-bottom: 20px;
}
.home-grid a {
    display: block;
    text-align: center;
    padding: 12px 6px;
    background: #fff;
    border: 1px solid #e8ddd0;
    border-radius: 6px;
    text-decoration: none;
    color: #333;
    font-size: 0.85em;
    transition: 0.2s;
}
.home-grid a:hover {
    background: #f5ede5;
    border-color: #8B0000;
    color: #8B0000;
    transform: translateY(-2px);
}
.home-grid a .icon {
    font-size: 1.6em;
    display: block;
    margin-bottom: 2px;
}

/* ===== 快速入口 ===== */
.home-quick {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    justify-content: center;
    margin: 16px 0 8px;
}
.home-quick a {
    background: #8B0000;
    color: #fff !important;
    padding: 6px 18px;
    border-radius: 30px;
    font-size: 0.85em;
    text-decoration: none;
    transition: 0.2s;
}
.home-quick a:hover {
    background: #6b2e1a;
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(139, 0, 0, 0.25);
    text-decoration: none !important;
}
.home-quick a.outline {
    background: transparent;
    color: #8B0000 !important;
    border: 2px solid #8B0000;
}
.home-quick a.outline:hover {
    background: #8B0000;
    color: #fff !important;
}

/* ===== 底部寄语 ===== */
.home-footer-text {
    text-align: center;
    color: #7a5a44;
    font-size: 0.9em;
    padding: 12px 0 4px;
    border-top: 1px solid #f0e8e0;
    margin-top: 8px;
}
.home-footer-text .heart {
    color: #b8860b;
}

/* ===== 首页统计 ===== */
.home-stats {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 16px;
    margin-bottom: 24px;
}
.home-stats .stat-item {
    background: #fff;
    border: 1px solid #e8ddd0;
    border-radius: 10px;
    padding: 20px 16px;
    text-align: center;
    transition: 0.3s;
}
.home-stats .stat-item:hover {
    transform: translateY(-3px);
    box-shadow: 0 6px 20px rgba(0,0,0,0.06);
}
.home-stats .stat-item .num {
    font-size: 1.8em;
    font-weight: 700;
    color: #6b2e1a;
    display: block;
}
.home-stats .stat-item .label {
    font-size: 0.8em;
    color: #9a8a7a;
    margin-top: 4px;
}
.home-stats .stat-item .icon {
    font-size: 1.8em;
    color: #b8860b;
    display: block;
    margin-bottom: 6px;
}

/* ===== 板块标题 ===== */
.home-section-title {
    font-size: 1.1em;
    color: #6b2e1a;
    font-weight: 600;
    margin: 24px 0 14px;
    padding-bottom: 8px;
    border-bottom: 2px solid #f0e4d8;
    display: flex;
    align-items: center;
    gap: 10px;
}
.home-section-title i {
    color: #b8860b;
}

/* ===== 分类网格（首页专用） ===== */
.home-category-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 12px;
    margin-bottom: 8px;
}
.home-category-grid a {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 14px 16px;
    background: #fff;
    border: 1px solid #e8ddd0;
    border-radius: 8px;
    text-decoration: none;
    color: #4a3a2e;
    font-size: 0.9em;
    transition: 0.3s;
}
.home-category-grid a:hover {
    background: #f5ede5;
    border-color: #8B0000;
    color: #8B0000;
    transform: translateY(-2px);
}
.home-category-grid a i {
    font-size: 1.2em;
    color: #b8860b;
    width: 24px;
    text-align: center;
}

/* ===== 热门经典列表 ===== */
.home-hot-list {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 10px;
}
.home-hot-list a {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 14px;
    background: #fff;
    border: 1px solid #e8ddd0;
    border-radius: 6px;
    text-decoration: none;
    color: #4a3a2e;
    font-size: 0.88em;
    transition: 0.3s;
}
.home-hot-list a:hover {
    background: #f5ede5;
    border-color: #8B0000;
    color: #8B0000;
}
.home-hot-list a i {
    color: #b8860b;
    font-size: 0.9em;
}

/* ========================================
   响应式：平板及手机
   ======================================== */

@media (max-width: 768px) {
    .content {
        flex-direction: column;
    }
    .sidebar {
        width: 100%;
        min-width: unset;
        position: relative;
        max-height: 300px;
        overflow-y: auto;
        margin-bottom: 16px;
        border: 1px solid #e8ddd0;
        top: 0;
    }
    .main {
        width: 100%;
        padding: 16px;
    }
    .home-stats {
        grid-template-columns: repeat(2, 1fr);
        gap: 12px;
    }
    .home-category-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .home-hot-list {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    body {
        padding: 16px 12px 30px;
    }
    .header h1 {
        font-size: 1.4em;
        letter-spacing: 3px;
    }
    .main {
        padding: 16px;
    }
    .article-title h1 {
        font-size: 1.2em;
    }
    .home-hero h1 {
        font-size: 1.6em;
        letter-spacing: 4px;
    }
    .home-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .nav-links {
        flex-direction: column;
        align-items: stretch;
        gap: 4px;
        font-size: 0.85em;
    }
    .nav-links .nav-left,
    .nav-links .nav-right {
        justify-content: center;
    }
    .sidebar {
        max-height: 250px;
    }
    .home-quick a {
        padding: 5px 14px;
        font-size: 0.8em;
    }
    .home-stats {
        grid-template-columns: repeat(2, 1fr);
        gap: 10px;
    }
    .home-stats .stat-item {
        padding: 14px 10px;
    }
    .home-stats .stat-item .num {
        font-size: 1.4em;
    }
    .home-category-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 8px;
    }
    .home-category-grid a {
        padding: 10px 12px;
        font-size: 0.82em;
    }
}

@media (max-width: 380px) {
    .home-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .home-grid a {
        font-size: 0.75em;
        padding: 10px 4px;
    }
    .home-grid a .icon {
        font-size: 1.3em;
    }
}
```