/* 博客系统样式文件 */

/* 博客容器布局 */
.blog-container {
    display: grid;
    grid-template-columns: minmax(0, 1fr) 300px;
    gap: var(--spacing-xl);
    max-width: 1200px;
    margin: 0 auto;
    padding: var(--spacing-xl);
}

/* 博客英雄区域 */
.blog-hero {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-hover) 100%);
    color: white;
    padding: var(--spacing-2xl) 0;
    text-align: center;
}

.blog-hero-small {
    padding: var(--spacing-xl) 0;
}

.blog-hero-content {
    max-width: 900px;
    margin: 0 auto;
    padding: 0 var(--spacing-xl);
}

.blog-hero-title {
    font-size: 2.5rem;
    margin-bottom: var(--spacing-md);
}

.blog-hero-subtitle {
    font-size: 1.2rem;
    opacity: 0.9;
    max-width: 600px;
    margin: 0 auto;
}

.blog-back-link {
    display: inline-block;
    margin-top: var(--spacing-md);
    color: white;
    text-decoration: none;
    padding: var(--spacing-sm) var(--spacing-md);
    border: 1px solid rgba(255, 255, 255, 0.3);
    border-radius: var(--radius-md);
    font-size: 0.9rem;
    transition: all var(--transition-fast);
}

.blog-back-link:hover {
    background: rgba(255, 255, 255, 0.2);
    border-color: rgba(255, 255, 255, 0.5);
}

/* 博客文章网格 */
.blog-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: var(--spacing-xl);
    margin-top: var(--spacing-xl);
}

.blog-grid-list {
    grid-template-columns: 1fr;
}

/* 博客卡片 */
.blog-card {
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    overflow: hidden;
    background-color: var(--background-card);
    box-shadow: var(--shadow-light);
    transition: all var(--transition-medium);
}

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

.blog-card-featured {
    grid-column: span 2;
}

.blog-card-horizontal {
    display: block; /* Changed from grid to block since no images */
}

.blog-card-image {
    height: 180px;
    overflow: hidden;
}

.blog-card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-medium);
}

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

.blog-card-content {
    padding: var(--spacing-lg);
}

.blog-card-meta {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    font-size: 0.85rem;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-sm);
}

.blog-card-title {
    font-size: 1.3rem;
    margin-bottom: var(--spacing-md);
    color: var(--text-primary);
    line-height: 1.3;
}

.blog-card-excerpt {
    font-size: 0.95rem;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-lg);
    line-height: 1.5;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.blog-card-link {
    display: inline-block;
    color: var(--primary-color);
    font-weight: 500;
    text-decoration: none;
    transition: color var(--transition-fast);
}

.blog-card-link:hover {
    color: var(--primary-hover);
    text-decoration: underline;
}

/* 分类网格 */
.categories-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: var(--spacing-lg);
    margin-top: var(--spacing-xl);
}

.category-card {
    padding: var(--spacing-xl);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    background-color: var(--background-card);
    transition: all var(--transition-medium);
    text-decoration: none;
    color: var(--text-primary);
}

.category-card:hover {
    transform: translateY(-3px);
    border-color: var(--primary-color);
    box-shadow: var(--shadow-light);
}

.category-title {
    font-size: 1.2rem;
    margin-bottom: var(--spacing-sm);
    color: var(--text-primary);
}

.category-count {
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-lg);
}

.category-link {
    color: var(--primary-color);
    font-weight: 500;
}

/* 博客侧边栏 */
.blog-sidebar {
    position: sticky;
    top: 20px;
}

.sidebar-section {
    margin-bottom: var(--spacing-2xl);
    padding: var(--spacing-lg);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    background-color: var(--background-card);
}

.sidebar-title {
    font-size: 1.1rem;
    margin-bottom: var(--spacing-lg);
    padding-bottom: var(--spacing-sm);
    border-bottom: 1px solid var(--border-color);
}

.sidebar-categories {
    list-style: none;
    padding: 0;
    margin: 0;
}

.sidebar-categories li {
    margin-bottom: var(--spacing-sm);
}

.sidebar-category-link {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-sm) 0;
    text-decoration: none;
    color: var(--text-primary);
    transition: color var(--transition-fast);
}

.sidebar-category-link:hover {
    color: var(--primary-color);
}

.category-count {
    font-size: 0.8rem;
    color: var(--text-secondary);
}

.sidebar-posts {
    list-style: none;
    padding: 0;
    margin: 0;
}

.sidebar-posts li {
    margin-bottom: var(--spacing-md);
    padding-bottom: var(--spacing-md);
    border-bottom: 1px solid var(--border-light);
}

.sidebar-posts li:last-child {
    margin-bottom: 0;
    padding-bottom: 0;
    border-bottom: none;
}

.sidebar-post-link {
    display: flex;
    flex-direction: column;
    text-decoration: none;
    color: var(--text-primary);
    transition: color var(--transition-fast);
}

.sidebar-post-link:hover {
    color: var(--primary-color);
}

.post-title {
    font-weight: 500;
    margin-bottom: var(--spacing-xs);
}

.post-date {
    font-size: 0.8rem;
    color: var(--text-secondary);
}

.sidebar-tags {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
}

.tag-link {
    display: inline-block;
    padding: var(--spacing-xs) var(--spacing-sm);
    background-color: var(--background-secondary);
    border-radius: var(--radius-sm);
    color: var(--text-secondary);
    font-size: 0.85rem;
    text-decoration: none;
    transition: all var(--transition-fast);
}

.tag-link:hover {
    background-color: var(--primary-color-light);
    color: var(--primary-color);
}

.tag-count {
    font-size: 0.75rem;
    opacity: 0.8;
}

/* 博客文章样式 */
.blog-post {
    padding: var(--spacing-xl) 0;
}

.blog-post-header {
    margin-bottom: var(--spacing-xl);
}

.blog-post-title {
    font-size: 2.2rem;
    margin-bottom: var(--spacing-md);
    line-height: 1.3;
}

.blog-post-meta {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-md);
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-lg);
}

.blog-post-featured-image {
    margin: var(--spacing-xl) 0;
    border-radius: var(--radius-md);
    overflow: hidden;
}

.blog-post-featured-image img {
    width: 100%;
    height: auto;
    display: block;
}

.blog-post-content {
    font-size: 1.05rem;
    line-height: 1.7;
    color: var(--text-primary);
}

.blog-post-content h1,
.blog-post-content h2,
.blog-post-content h3,
.blog-post-content h4,
.blog-post-content h5,
.blog-post-content h6 {
    margin-top: var(--spacing-2xl);
    margin-bottom: var(--spacing-lg);
    line-height: 1.3;
}

.blog-post-content h2 {
    font-size: 1.8rem;
    border-bottom: 1px solid var(--border-light);
    padding-bottom: var(--spacing-sm);
}

.blog-post-content h3 {
    font-size: 1.5rem;
}

.blog-post-content p {
    margin-bottom: var(--spacing-lg);
}

.blog-post-content ul,
.blog-post-content ol {
    margin-bottom: var(--spacing-lg);
    padding-left: var(--spacing-xl);
}

.blog-post-content li {
    margin-bottom: var(--spacing-sm);
}

.blog-post-content a {
    color: var(--primary-color);
    text-decoration: none;
    border-bottom: 1px solid transparent;
    transition: all var(--transition-fast);
}

.blog-post-content a:hover {
    color: var(--primary-hover);
    border-bottom-color: var(--primary-hover);
}

.blog-post-content blockquote {
    margin: var(--spacing-xl) 0;
    padding: var(--spacing-lg) var(--spacing-xl);
    border-left: 4px solid var(--primary-color);
    background-color: var(--background-secondary);
    border-radius: var(--radius-md);
}

.blog-post-content blockquote p:last-child {
    margin-bottom: 0;
}

.blog-post-content img {
    max-width: 100%;
    height: auto;
    border-radius: var(--radius-md);
    margin: var(--spacing-lg) 0;
}

.blog-post-content .table-wrapper {
    overflow-x: auto;
    margin: var(--spacing-xl) 0;
}

.blog-post-content table {
    width: 100%;
    border-collapse: collapse;
    margin: var(--spacing-xl) 0;
}

.blog-post-content th,
.blog-post-content td {
    padding: var(--spacing-md);
    text-align: left;
    border-bottom: 1px solid var(--border-color);
}

.blog-post-content th {
    background-color: var(--background-secondary);
    font-weight: 600;
}

.blog-post-content tr:hover {
    background-color: var(--background-hover);
}

/* 代码样式 - 现代化优化版本 */
.blog-post-content pre {
    margin: calc(var(--spacing-xl) + 32px) 0 var(--spacing-xl) 0; /* 上边距增加32px为头部留空间 */
    padding: var(--spacing-lg);
    background: linear-gradient(135deg, #1e1e1e 0%, #2d2d2d 100%) !important;
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-md);
    overflow-x: auto !important;
    overflow-y: hidden;
    position: relative;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
    
    /* 防止代码换行 - 使用!important确保优先级 */
    white-space: pre !important;
    word-wrap: normal !important;
    word-break: normal !important;
    
    /* 自定义滚动条样式 */
    scrollbar-width: thin;
    scrollbar-color: rgba(255, 255, 255, 0.3) transparent;
}

.blog-post-content pre::-webkit-scrollbar {
    height: 8px;
}

.blog-post-content pre::-webkit-scrollbar-track {
    background: rgba(255, 255, 255, 0.1);
    border-radius: 4px;
}

.blog-post-content pre::-webkit-scrollbar-thumb {
    background: rgba(255, 255, 255, 0.3);
    border-radius: 4px;
    transition: background 0.2s ease;
}

.blog-post-content pre::-webkit-scrollbar-thumb:hover {
    background: rgba(255, 255, 255, 0.5);
}

/* 代码块内的代码样式 */
.blog-post-content pre code {
    font-family: 'Fira Code', 'Monaco', 'Cascadia Code', 'Roboto Mono', 'Consolas', monospace !important;
    font-size: 0.9rem !important;
    line-height: 1.6 !important;
    color: #e0e0e0 !important;
    
    /* 确保代码不换行 - 使用!important确保优先级 */
    white-space: pre !important;
    word-wrap: normal !important;
    word-break: normal !important;
    display: block !important;
}

/* 通用代码样式 */
.blog-post-content code {
    font-family: 'Fira Code', 'Monaco', 'Cascadia Code', 'Roboto Mono', 'Consolas', monospace;
    font-size: 0.9rem;
    line-height: 1.6;
    color: #e0e0e0;
    
    /* 确保代码不换行 */
    white-space: pre;
    word-wrap: normal;
    word-break: normal;
}

/* 针对highlight.js生成的所有span元素 - 确保不换行 */
.blog-post-content pre code span[class*="hljs-"] {
    white-space: pre !important;
    word-wrap: normal !important;
    word-break: normal !important;
    display: inline !important;
}

/* 确保所有highlight.js元素都不换行 */
.blog-post-content pre code .hljs-comment,
.blog-post-content pre code .hljs-string,
.blog-post-content pre code .hljs-number,
.blog-post-content pre code .hljs-keyword,
.blog-post-content pre code .hljs-selector-tag,
.blog-post-content pre code .hljs-selector-class,
.blog-post-content pre code .hljs-selector-id,
.blog-post-content pre code .hljs-property,
.blog-post-content pre code .hljs-value,
.blog-post-content pre code .hljs-attribute,
.blog-post-content pre code .hljs-built_in,
.blog-post-content pre code .hljs-tag,
.blog-post-content pre code .hljs-attr,
.blog-post-content pre code .hljs-regexp,
.blog-post-content pre code .hljs-literal,
.blog-post-content pre code .hljs-function,
.blog-post-content pre code .hljs-variable,
.blog-post-content pre code .hljs-params,
.blog-post-content pre code .hljs-name,
.blog-post-content pre code .hljs-title {
    white-space: pre !important;
    word-wrap: normal !important;
    word-break: normal !important;
    display: inline !important;
}

/* 行内代码样式 */
.blog-post-content p code,
.blog-post-content li code,
.blog-post-content h1 code,
.blog-post-content h2 code,
.blog-post-content h3 code,
.blog-post-content h4 code,
.blog-post-content h5 code,
.blog-post-content h6 code {
    padding: 3px 6px;
    background: linear-gradient(135deg, rgba(0, 0, 0, 0.1) 0%, rgba(0, 0, 0, 0.2) 100%);
    border: 1px solid rgba(0, 0, 0, 0.1);
    border-radius: var(--radius-sm);
    font-size: 0.9em;
    color: var(--primary-color);
    font-weight: 500;
    white-space: nowrap;
}

/* 移除所有自定义的代码块头部容器和复制按钮样式 */
/* 只保留代码块的基本样式，不添加任何额外的UI元素 */

/* 文章页脚 */
.blog-post-footer {
    margin-top: var(--spacing-2xl);
    padding-top: var(--spacing-xl);
    border-top: 1px solid var(--border-color);
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: var(--spacing-lg);
}

.blog-post-tags {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
}

.blog-post-share {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.share-btn {
    background: none;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    padding: var(--spacing-xs) var(--spacing-md);
    cursor: pointer;
    font-size: 0.9rem;
    transition: all var(--transition-fast);
}

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

.share-twitter:hover {
    background-color: #1da1f2;
    border-color: #1da1f2;
    color: white;
}

.share-facebook:hover {
    background-color: #4267B2;
    border-color: #4267B2;
    color: white;
}

.share-linkedin:hover {
    background-color: #0077b5;
    border-color: #0077b5;
    color: white;
}

/* 文章导航 */
.post-navigation {
    margin-top: var(--spacing-2xl);
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-md);
}

.prev-post,
.next-post {
    padding: var(--spacing-lg);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    background-color: var(--background-card);
    transition: all var(--transition-medium);
}

.prev-post:hover,
.next-post:hover {
    border-color: var(--primary-color);
    box-shadow: var(--shadow-light);
}

.post-nav-label {
    font-size: 0.8rem;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-sm);
    display: block;
}

.post-nav-title {
    font-weight: 500;
    color: var(--text-primary);
}

.next-post {
    text-align: right;
}

/* 相关文章 */
.blog-post-related {
    margin-top: var(--spacing-2xl);
    padding-top: var(--spacing-xl);
    border-top: 1px solid var(--border-color);
}

.blog-post-related h3 {
    margin-bottom: var(--spacing-xl);
}

.blog-post-related-container {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: var(--spacing-lg);
}

/* 目录 */
/* 侧边栏中的目录保持sticky定位 */
.blog-sidebar .table-of-contents {
    position: sticky;
    top: 84px; /* 64px导航栏高度 + 20px间距 */
}

/* 文章内容中的目录使用普通文档流，跟随页面滚动 */
.blog-post-content .table-of-contents {
    position: static;
    margin-bottom: var(--spacing-2xl);
    padding: var(--spacing-lg);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    background-color: var(--background-card);
    max-height: calc(100vh - 40px);
    overflow-y: auto;
}

.toc-title {
    font-size: 1.1rem;
    margin-bottom: var(--spacing-lg);
    padding-bottom: var(--spacing-sm);
    border-bottom: 1px solid var(--border-color);
}

.toc-container {
    font-size: 0.9rem;
}

.toc-container ul {
    list-style: none;
    padding-left: var(--spacing-md);
    margin: var(--spacing-sm) 0;
}

.toc-container li {
    margin-bottom: var(--spacing-sm);
}

.toc-container a {
    text-decoration: none;
    color: var(--text-primary);
    transition: color var(--transition-fast);
    display: block;
    padding: 3px 0;
}

.toc-container a:hover {
    color: var(--primary-color);
}

.toc-container a.active {
    color: var(--primary-color);
    font-weight: 500;
}

.toc-level-2 { padding-left: var(--spacing-md); }
.toc-level-3 { padding-left: var(--spacing-lg); }
.toc-level-4 { padding-left: calc(var(--spacing-lg) + var(--spacing-md)); }

/* 阅读进度 */
.reading-progress-container {
    position: sticky;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background-color: var(--background-secondary);
    z-index: 10;
    margin-bottom: var(--spacing-xl);
    border-radius: var(--radius-sm);
    overflow: hidden;
}

.reading-progress-bar {
    height: 100%;
    background: linear-gradient(90deg, var(--primary-color) 0%, var(--primary-hover) 100%);
    width: 0;
    transition: width 0.2s ease;
}

/* 响应式设计 */
@media (max-width: 992px) {
    .blog-container {
        grid-template-columns: 1fr;
    }
    
    .blog-card-featured {
        grid-column: span 1;
    }
    
    .blog-card-horizontal {
        grid-template-columns: 1fr;
    }
    
    .blog-post-title {
        font-size: 1.8rem;
    }
}

@media (max-width: 768px) {
    .blog-hero-title {
        font-size: 2rem;
    }
    
    .blog-grid {
        grid-template-columns: 1fr;
    }
    
    .categories-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .blog-post-meta {
        flex-direction: column;
        align-items: flex-start;
        gap: var(--spacing-xs);
    }
    
    .post-navigation {
        grid-template-columns: 1fr;
    }
    
    .next-post {
        text-align: left;
    }
    
    .blog-post-related-container {
        grid-template-columns: 1fr;
    }
    
    .blog-post-footer {
        flex-direction: column;
        align-items: flex-start;
    }
}

@media (max-width: 480px) {
    .blog-container {
        padding: var(--spacing-md);
        grid-template-columns: 1fr !important;
        gap: var(--spacing-md);
    }
    
    .blog-hero {
        padding: var(--spacing-lg) var(--spacing-md);
    }
    
    .blog-hero-title {
        font-size: 1.8rem;
    }
    
    .blog-hero-subtitle {
        font-size: 1rem;
    }
    
    .blog-grid {
        grid-template-columns: 1fr !important;
        gap: var(--spacing-md);
    }
    
    .blog-card {
        margin-bottom: var(--spacing-md);
    }
    
    .blog-card-content {
        padding: var(--spacing-md);
    }
    
    .blog-card-title {
        font-size: 1.1rem;
    }
    
    .categories-grid {
        grid-template-columns: 1fr;
    }
    
    .section-container {
        padding: 0 var(--spacing-md);
    }
    
    .section-title {
        font-size: 1.5rem;
        margin-bottom: var(--spacing-lg);
    }
    
    /* 移动端代码块优化 - 保持与桌面端一致的样式 */
    .blog-post-content pre {
        margin: var(--spacing-lg) calc(-1 * var(--spacing-md));
        padding: var(--spacing-md);
        border-radius: 0;
        font-size: 0.85rem;
        
        /* 保持桌面端的背景和边框样式 */
        background: linear-gradient(135deg, #1e1e1e 0%, #2d2d2d 100%) !important;
        border: 1px solid rgba(255, 255, 255, 0.1) !important;
        
        /* 移动端滚动优化 */
        -webkit-overflow-scrolling: touch;
        scroll-behavior: smooth;
        
        /* 确保代码内容不被头部遮挡 */
        padding-top: calc(var(--spacing-md) + 8px) !important;
    }
    
    .blog-post-content pre code {
        font-size: 0.85rem !important;
        line-height: 1.4 !important;
        color: #e0e0e0 !important;
    }
    

}

/* 暗色主题适配 */
[data-theme="dark"] .blog-hero {
    background: linear-gradient(135deg, #1e293b 0%, #334155 100%);
    border-bottom: 1px solid var(--border-color);
}

[data-theme="dark"] .blog-hero-title {
    color: #f1f5f9;
}

[data-theme="dark"] .blog-hero-subtitle {
    color: #cbd5e1;
    opacity: 0.9;
}

[data-theme="dark"] .blog-post-content blockquote {
    background-color: var(--background-code);
}

/* 暗色主题代码块样式 */
[data-theme="dark"] .blog-post-content pre {
    background: linear-gradient(135deg, #0f0f0f 0%, #1a1a1a 100%);
    border: 1px solid rgba(255, 255, 255, 0.15);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
}

[data-theme="dark"] .blog-post-content code {
    color: #f0f0f0;
}

[data-theme="dark"] .blog-post-content p code,
[data-theme="dark"] .blog-post-content li code,
[data-theme="dark"] .blog-post-content h1 code,
[data-theme="dark"] .blog-post-content h2 code,
[data-theme="dark"] .blog-post-content h3 code,
[data-theme="dark"] .blog-post-content h4 code,
[data-theme="dark"] .blog-post-content h5 code,
[data-theme="dark"] .blog-post-content h6 code {
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.1) 0%, rgba(255, 255, 255, 0.15) 100%);
    border: 1px solid rgba(255, 255, 255, 0.2);
    color: #4a9eff;
}

/* 暗色主题滚动条 */
[data-theme="dark"] .blog-post-content pre::-webkit-scrollbar-track {
    background: rgba(255, 255, 255, 0.05);
}

[data-theme="dark"] .blog-post-content pre::-webkit-scrollbar-thumb {
    background: rgba(255, 255, 255, 0.2);
}

[data-theme="dark"] .blog-post-content pre::-webkit-scrollbar-thumb:hover {
    background: rgba(255, 255, 255, 0.4);
}

/* 高亮代码样式 */
.hljs {
    background: var(--background-code);
    color: #e0e0e0;
    border-radius: var(--radius-md);
}

.hljs-keyword,
.hljs-tag,
.hljs-attr {
    color: #c792ea;
}

.hljs-string,
.hljs-regexp {
    color: #89ddff;
}

.hljs-number,
.hljs-literal {
    color: #f78c6c;
}

.hljs-comment {
    color: #676e95;
}

.hljs-function,
.hljs-built_in {
    color: #82aaff;
}

.hljs-variable,
.hljs-params {
    color: #eeffff;
}

.hljs-name {
    color: #ffcb6b;
}

.hljs-attribute {
    color: #c792ea;
}

.hljs-title {
    color: #82aaff;
}