/* 前台样式 - 简洁SEO友好 */

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

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #f5f5f5;
}

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

/* 头部 */
.site-header {
    background-color: #fff;
    border-bottom: 1px solid #e0e0e0;
    padding: 20px 0;
}

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

.site-logo img {
    max-height: 50px;
    vertical-align: middle;
}

.site-nav ul {
    list-style: none;
    display: flex;
    gap: 20px;
    margin: 0;
}

.site-nav a {
    color: #666;
    text-decoration: none;
    font-size: 16px;
}

.site-nav a:hover {
    color: #333;
}

/* 主内容 */
.site-main {
    min-height: 60vh;
    padding: 40px 0;
}

/* 文章列表 */
.article-list h2 {
    font-size: 28px;
    margin-bottom: 30px;
}

.article-item {
    background-color: #fff;
    padding: 30px;
    margin-bottom: 20px;
    border-radius: 4px;
}

.article-title {
    font-size: 22px;
    margin-bottom: 10px;
}

.article-title a {
    color: #333;
    text-decoration: none;
}

.article-title a:hover {
    color: #0066cc;
}

.article-meta {
    color: #999;
    font-size: 14px;
    margin-bottom: 15px;
}

.article-excerpt {
    color: #666;
    margin-bottom: 15px;
}

.read-more {
    color: #0066cc;
    text-decoration: none;
}

/* 文章详情 */
.article-detail {
    background-color: #fff;
    padding: 40px;
    border-radius: 4px;
}

.article-header {
    margin-bottom: 30px;
    border-bottom: 1px solid #e0e0e0;
    padding-bottom: 20px;
}

.article-content {
    font-size: 16px;
    line-height: 1.8;
}

.article-content p {
    margin-bottom: 15px;
}

.article-content h1,
.article-content h2,
.article-content h3,
.article-content h4,
.article-content h5,
.article-content h6 {
    margin-top: 30px;
    margin-bottom: 15px;
    font-weight: 600;
}

.article-content h1 { font-size: 28px; }
.article-content h2 { font-size: 24px; }
.article-content h3 { font-size: 20px; }
.article-content h4 { font-size: 18px; }

.article-content code {
    background-color: #f5f5f5;
    padding: 2px 6px;
    border-radius: 3px;
    font-family: 'Courier New', monospace;
    font-size: 14px;
}

.article-content pre {
    background-color: #f5f5f5;
    padding: 15px;
    border-radius: 4px;
    overflow-x: auto;
    margin: 20px 0;
}

.article-content pre code {
    background: none;
    padding: 0;
}

.article-content ul,
.article-content ol {
    margin: 15px 0;
    padding-left: 30px;
}

.article-content li {
    margin-bottom: 8px;
}

.article-content blockquote {
    border-left: 4px solid #ddd;
    padding-left: 20px;
    margin: 20px 0;
    color: #666;
    font-style: italic;
}

.article-content img {
    max-width: 100%;
    height: auto;
    margin: 20px 0;
}

.article-content hr {
    border: none;
    border-top: 1px solid #e0e0e0;
    margin: 30px 0;
}

.article-content a {
    color: #0066cc;
    text-decoration: none;
}

.article-content a:hover {
    text-decoration: underline;
}

/* Markdown表格样式 */
.article-content table.markdown-table {
    width: 100%;
    border-collapse: collapse;
    margin: 20px 0;
    background-color: #fff;
}

.article-content table.markdown-table th,
.article-content table.markdown-table td {
    border: 1px solid #ddd;
    padding: 12px 15px;
    text-align: left;
}

.article-content table.markdown-table th {
    background-color: #f5f5f5;
    font-weight: 600;
    color: #333;
}

.article-content table.markdown-table tr:nth-child(even) {
    background-color: #fafafa;
}

.article-content table.markdown-table tr:hover {
    background-color: #f0f0f0;
}

.article-footer {
    margin-top: 40px;
    padding-top: 20px;
    border-top: 1px solid #e0e0e0;
}

.back-to-list {
    color: #0066cc;
    text-decoration: none;
}

/* 分页 */
.pagination {
    display: flex;
    gap: 10px;
    justify-content: center;
    margin-top: 30px;
}

.page-link {
    padding: 8px 12px;
    border: 1px solid #ddd;
    color: #333;
    text-decoration: none;
    border-radius: 4px;
}

.page-link:hover {
    background-color: #f0f0f0;
}

.page-link.active {
    background-color: #0066cc;
    color: #fff;
    border-color: #0066cc;
}

.page-ellipsis {
    padding: 8px 12px;
}

/* 尾部 */
.site-footer {
    background-color: #fff;
    border-top: 1px solid #e0e0e0;
    padding: 30px 0;
    text-align: center;
    color: #999;
}

.site-footer a {
    color: #666;
    text-decoration: none;
}

/* 错误页面 */
.error-page {
    text-align: center;
    padding: 60px 20px;
}

.error-page h2 {
    font-size: 32px;
    margin-bottom: 20px;
}

.no-articles {
    text-align: center;
    padding: 40px;
    color: #999;
}


/* 颜色模式 - 浅色模式（默认） */
body.color-mode-light {
    color: #333;
    background-color: #f5f5f5;
}

body.color-mode-light .site-header {
    background-color: #fff;
    border-bottom: 1px solid #e0e0e0;
}

body.color-mode-light .site-nav a {
    color: #666;
}

body.color-mode-light .site-nav a:hover {
    color: #333;
}

body.color-mode-light .article-item {
    background-color: #fff;
}

body.color-mode-light .article-title a {
    color: #333;
}

body.color-mode-light .article-title a:hover {
    color: #0066cc;
}

body.color-mode-light .article-meta {
    color: #999;
}

body.color-mode-light .article-excerpt {
    color: #666;
}

body.color-mode-light .read-more {
    color: #0066cc;
}

body.color-mode-light .article-detail {
    background-color: #fff;
}

body.color-mode-light .article-header {
    border-bottom: 1px solid #e0e0e0;
}

body.color-mode-light .article-content {
    color: #333;
}

body.color-mode-light .article-content code {
    background-color: #f5f5f5;
    color: #333;
}

body.color-mode-light .article-content pre {
    background-color: #f5f5f5;
    color: #333;
}

body.color-mode-light .article-content blockquote {
    border-left: 4px solid #ddd;
    color: #666;
}

body.color-mode-light .article-content a {
    color: #0066cc;
}

body.color-mode-light .article-content table.markdown-table {
    background-color: #fff;
}

body.color-mode-light .article-content table.markdown-table th {
    background-color: #f5f5f5;
    color: #333;
}

body.color-mode-light .article-content table.markdown-table tr:nth-child(even) {
    background-color: #fafafa;
}

body.color-mode-light .article-footer {
    border-top: 1px solid #e0e0e0;
}

body.color-mode-light .back-to-list {
    color: #0066cc;
}

body.color-mode-light .page-link {
    border: 1px solid #ddd;
    color: #333;
}

body.color-mode-light .page-link:hover {
    background-color: #f0f0f0;
}

body.color-mode-light .page-link.active {
    background-color: #0066cc;
    color: #fff;
    border-color: #0066cc;
}

body.color-mode-light .site-footer {
    background-color: #fff;
    border-top: 1px solid #e0e0e0;
    color: #999;
}

body.color-mode-light .site-footer a {
    color: #666;
}

/* 颜色模式 - 深色模式 */
body.color-mode-dark {
    color: #e0e0e0;
    background-color: #1a1a1a;
}

body.color-mode-dark .site-header {
    background-color: #000000;
    border-bottom: 1px solid #444;
}

body.color-mode-dark .site-nav a {
    color: #b0b0b0;
}

body.color-mode-dark .site-nav a:hover {
    color: #e0e0e0;
}

body.color-mode-dark .article-item {
    background-color: #2a2a2a;
}

body.color-mode-dark .article-title a {
    color: #e0e0e0;
}

body.color-mode-dark .article-title a:hover {
    color: #66b3ff;
}

body.color-mode-dark .article-meta {
    color: #888;
}

body.color-mode-dark .article-excerpt {
    color: #b0b0b0;
}

body.color-mode-dark .read-more {
    color: #66b3ff;
}

body.color-mode-dark .article-detail {
    background-color: #2a2a2a;
}

body.color-mode-dark .article-header {
    border-bottom: 1px solid #444;
}

body.color-mode-dark .article-content {
    color: #e0e0e0;
}

body.color-mode-dark .article-content code {
    background-color: #333;
    color: #e0e0e0;
}

body.color-mode-dark .article-content pre {
    background-color: #333;
    color: #e0e0e0;
}

body.color-mode-dark .article-content blockquote {
    border-left: 4px solid #555;
    color: #b0b0b0;
}

body.color-mode-dark .article-content a {
    color: #66b3ff;
}

body.color-mode-dark .article-content table.markdown-table {
    background-color: #2a2a2a;
}

body.color-mode-dark .article-content table.markdown-table th {
    background-color: #333;
    color: #e0e0e0;
}

body.color-mode-dark .article-content table.markdown-table td {
    border: 1px solid #444;
}

body.color-mode-dark .article-content table.markdown-table tr:nth-child(even) {
    background-color: #252525;
}

body.color-mode-dark .article-footer {
    border-top: 1px solid #444;
}

body.color-mode-dark .back-to-list {
    color: #66b3ff;
}

body.color-mode-dark .page-link {
    border: 1px solid #555;
    color: #e0e0e0;
}

body.color-mode-dark .page-link:hover {
    background-color: #333;
}

body.color-mode-dark .page-link.active {
    background-color: #0066cc;
    color: #fff;
    border-color: #0066cc;
}

body.color-mode-dark .site-footer {
    background-color: #000000;
    border-top: 1px solid #444;
    color: #888;
}

body.color-mode-dark .site-footer a {
    color: #b0b0b0;
}