/* ==================== 文章详情页样式 ==================== */

.post-tech-container {
    /* 使用设计系统的主题色与基础 token */
    --tech-primary: var(--primary-blue);
    --tech-secondary: var(--primary-light);
    --tech-accent: var(--primary-lightest);

    /* 文本与背景 */
    --text-primary-tech: var(--text-primary);
    --text-secondary-tech: var(--text-secondary);
    --bg-primary-tech: var(--bg-tertiary);
    --bg-secondary-tech: var(--bg-secondary);
    --border-tech: var(--border-color);

    /* 影子、字体、动效 */
    --shadow-tech: var(--shadow-sm);
    --shadow-hover-tech: var(--shadow-lg);
    --font-mono-tech: var(--font-mono);
    --transition-tech: var(--transition-base);
}

.post-container {
    padding: var(--space-24, 1.5rem) 0;
}

.post-tech-container {
    padding-top: calc(var(--header-height) + var(--space-32, 2rem));
}

.post-layout {
    display: grid;
    grid-template-columns: 1fr 320px;
    gap: var(--space-32, 2rem);
    align-items: start;
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 var(--space-32, 2rem);
}

/* ==================== 文章主体 ==================== */
.post-content {
    background: var(--glass-bg-90);
    border-radius: var(--radius-xl, 16px);
    padding: var(--space-32, 2rem);
    box-shadow: var(--shadow-neutral-xl);
    border: 1px solid var(--slate-soft-border);
    backdrop-filter: blur(10px);
    min-width: 0;
    transition: all var(--transition-tech);
}

.post-hero {
    margin-bottom: var(--space-xl);
    padding: 0;
    background: transparent;
    box-shadow: none;
}

.post-hero__kicker {
    text-transform: uppercase;
    letter-spacing: 0.35em;
    font-size: var(--text-xs);
    color: var(--text-on-dark-muted);
    margin-bottom: var(--space-sm);
}

.post-hero__excerpt {
    font-size: var(--text-lg);
    line-height: 1.8;
    color: var(--text-on-dark);
    margin-bottom: var(--space-lg);
}

.post-hero__meta {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    gap: var(--space-md);
    padding: var(--space-md) 0;
    border-top: 1px solid var(--border-on-dark);
    border-bottom: 1px solid var(--border-on-dark);
    margin-bottom: var(--space-md);
}

.post-hero__meta .meta-group {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    flex-wrap: wrap;
    font-size: var(--text-sm);
    color: var(--text-on-dark);
}

.post-hero__tags {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-xs);
    margin-bottom: var(--space-lg);
}

.tag-pill {
    display: inline-flex;
    align-items: center;
    padding: var(--space-xs) var(--space-md);
    border-radius: var(--radius-full);
    background: var(--glass-bg-strong);
    color: var(--text-inverse);
    font-size: var(--text-sm);
    font-weight: 600;
    text-decoration: none;
    transition: transform var(--transition-tech), background var(--transition-tech);
}

.tag-pill:hover {
    transform: translateY(-2px);
    background: var(--glass-bg-25);
}

.post-hero__media {
    margin-top: var(--space-lg);
}

.post-hero__tags .tag-pill {
    border-color: var(--border-on-dark-strong);
    background: var(--glass-bg-strong);
    color: var(--text-inverse);
}

.post-hero--tech {
    background: transparent;
    box-shadow: none;
    color: inherit;
}

/* 文章头部 */
.post-header-section {
    margin-bottom: var(--space-xl);
}

.post-categories {
    display: flex;
    gap: var(--space-xs);
    margin-bottom: var(--space-md);
}

.post-category-link {
    display: inline-block;
    padding: var(--space-xs) 0.75rem;
    background: linear-gradient(135deg, var(--tech-primary), var(--tech-secondary));
    color: white;
    text-decoration: none;
    border-radius: var(--radius-xl);
    font-size: var(--text-sm);
    font-weight: 600;
    transition: all var(--transition-fast) ease;
}

.post-category-link:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(47, 128, 237, 0.3);
}

.post-title-main {
    font-size: clamp(32px, 4vw, 48px);
    font-weight: 800;
    line-height: 1.2;
    color: var(--text-primary-tech);
    margin: 0 0 var(--space-24, 1.5rem) 0;
    font-family: var(--gh-font-heading, var(--type-heading));
}

.post-meta-info {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-md) 0;
    border-top: 1px solid var(--border-color);
    border-bottom: 1px solid var(--border-color);
    margin-bottom: var(--space-lg);
    flex-wrap: wrap;
    gap: var(--space-sm);
}

.author-info {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}

.author-avatar {
    width: 40px;
    height: 40px;
    border-radius: var(--radius-full);
    border: 2px solid var(--tech-primary);
}

.author-name {
    font-weight: 600;
    color: var(--text-primary-tech);
}

.post-hero .author-avatar {
    border-color: rgba(255, 255, 255, 0.8);
}

.post-hero .author-name {
    color: rgba(255, 255, 255, 0.9);
}

.post-stats {
    display: flex;
    gap: var(--space-md);
    flex-wrap: wrap;
}

.stat-item {
    font-size: var(--text-sm);
    color: var(--text-secondary-tech);
}

.post-featured-image {
    border-radius: var(--radius-md);
    overflow: hidden;
    margin-bottom: var(--space-lg);
}

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

/* 文章摘要框 */
.post-excerpt-box {
    background: linear-gradient(135deg, rgba(var(--tech-primary-rgb), 0.05), rgba(var(--tech-secondary-rgb), 0.05));
    border-left: 4px solid var(--tech-primary);
    padding: var(--space-16, 1rem);
    border-radius: var(--global-border-radius, 8px);
    margin-bottom: var(--space-24, 1.5rem);
}

.post-excerpt-box p {
    margin: 0;
    color: var(--text-primary-tech);
    line-height: 1.8;
    font-size: 18px;
}

/* 文章正文 */
.post-body {
    font-size: 18px;
    line-height: 1.8;
    color: var(--text-primary-tech);
}

.post-body h2 {
    font-size: 32px;
    font-weight: 700;
    margin: var(--space-48, 3rem) 0 var(--space-16, 1rem) 0;
    padding-bottom: var(--space-12, 0.75rem);
    border-bottom: 2px solid var(--border-tech);
    color: var(--text-primary-tech);
    font-family: var(--gh-font-heading, var(--type-heading));
}

.post-body h3 {
    font-size: 24px;
    font-weight: 600;
    margin: var(--space-32, 2rem) 0 var(--space-12, 0.75rem) 0;
    color: var(--text-primary-tech);
    font-family: var(--gh-font-heading, var(--type-heading));
}

.post-body h2,
.post-body h3,
.post-body h4 {
    scroll-margin-top: 100px; /* 导航栏高度 + 额外空间 */
}

.post-body p {
    margin-bottom: var(--space-md);
    line-height: 1.8;
}

.post-body ul,
.post-body ol {
    margin-bottom: var(--space-md);
    padding-left: var(--space-lg);
}

.post-body li {
    margin-bottom: var(--space-xs);
    line-height: 1.8;
}

.post-body a {
    color: var(--tech-primary);
    text-decoration: none;
    border-bottom: 1px solid rgba(var(--tech-primary-rgb), 0.3);
    transition: all var(--transition-tech);
    font-weight: 500;
}

.post-body a:hover {
    border-bottom-color: var(--tech-primary);
    background: rgba(var(--tech-primary-rgb), 0.05);
}

.post-body img {
    max-width: 100%;
    height: auto;
    border-radius: var(--global-border-radius, 8px);
    margin: var(--space-24, 1.5rem) 0;
    border: 1px solid var(--border-tech);
    box-shadow: var(--shadow-tech);
    transition: all var(--transition-tech);
}

.post-body img:hover {
    box-shadow: var(--shadow-hover-tech);
    transform: scale(1.01);
}

.post-body figure {
    margin: var(--space-32, 2rem) 0;
}

.post-body figcaption {
    text-align: center;
    font-size: 14px;
    color: var(--text-secondary-tech);
    margin-top: var(--space-8, 0.5rem);
    font-style: italic;
}

.post-body blockquote {
    border-left: 4px solid var(--tech-primary);
    padding: var(--space-16, 1rem) var(--space-24, 1.5rem);
    margin: var(--space-24, 1.5rem) 0;
    background: var(--bg-primary-tech);
    border-radius: var(--global-border-radius, 8px);
    font-style: normal;
    color: var(--text-secondary-tech);
    position: relative;
}

.post-body blockquote::before {
    content: '"';
    font-size: 48px;
    line-height: 1;
    color: var(--tech-primary);
    opacity: 0.2;
    position: absolute;
    left: 16px;
    top: 8px;
    font-family: Georgia, serif;
}

.post-body table {
    width: 100%;
    border-collapse: separate;
    border-spacing: 0;
    margin: var(--space-24, 1.5rem) 0;
    display: block;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    border-radius: var(--global-border-radius, 8px);
    border: 1px solid var(--border-tech);
    background: var(--bg-secondary-tech);
}

.post-body table thead,
.post-body table tbody,
.post-body table tr {
    width: 100%;
}

.post-body table th,
.post-body table td {
    padding: var(--space-12, 0.75rem) var(--space-16, 1rem);
    border-bottom: 1px solid var(--border-tech);
    text-align: left;
    white-space: normal;
    word-break: break-word;
    font-size: 14px;
}

.post-body table th {
    background: var(--bg-primary-tech);
    font-weight: 600;
    color: var(--text-primary-tech);
    text-transform: uppercase;
    font-size: 12px;
    letter-spacing: 0.5px;
}

.post-body table td {
    color: var(--text-primary-tech);
}

.post-body table tbody tr:hover {
    background: var(--bg-primary-tech);
}

.post-body table tr:last-child td {
    border-bottom: none;
}

/* 代码块 */
.post-body pre {
    background: rgba(0, 12, 45, 0.05);
    padding: var(--space-16, 1rem);
    border-radius: var(--global-border-radius, 8px);
    overflow-x: auto;
    margin: var(--space-24, 1.5rem) 0;
    border: 1px solid var(--border-tech);
    position: relative;
}

.post-body pre code {
    color: var(--text-primary-tech);
    font-family: var(--font-mono-tech);
    font-size: 14px;
    line-height: 1.6;
    display: block;
}

/* 内联代码 */
.post-body p code,
.post-body li code,
.post-body td code {
    background: rgba(var(--tech-primary-rgb), 0.1);
    color: var(--tech-primary);
    padding: 2px 6px;
    border-radius: 4px;
    font-size: 0.9em;
    font-family: var(--font-mono-tech);
    font-weight: 500;
    border: 1px solid rgba(var(--tech-primary-rgb), 0.15);
}

/* 标签区域 */
.post-tags-section {
    margin-top: var(--space-48, 3rem);
    padding-top: var(--space-32, 2rem);
    border-top: 1px solid var(--border-tech);
}

.post-tags-section h3 {
    font-size: 20px;
    font-weight: 700;
    margin-bottom: var(--space-16, 1rem);
    color: var(--text-primary-tech);
    font-family: var(--gh-font-heading, var(--type-heading));
}

.post-tags-list {
    display: flex;
    gap: var(--space-12, 0.75rem);
    flex-wrap: wrap;
}

.tag-item {
    display: inline-flex;
    align-items: center;
    padding: var(--space-8, 0.5rem) var(--space-16, 1rem);
    background: var(--bg-primary-tech);
    color: var(--text-secondary-tech);
    text-decoration: none;
    border-radius: 999px; /* 胶囊形状 */
    font-size: 14px;
    font-weight: 500;
    transition: all var(--transition-tech);
    border: 1px solid var(--border-tech);
    position: relative;
    overflow: hidden;
}

.tag-item::before {
    content: '#';
    margin-right: var(--space-4, 0.25rem);
    opacity: 0.6;
}

.tag-item:hover {
    background: var(--tech-primary);
    color: white;
    border-color: var(--tech-primary);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(var(--tech-primary-rgb), 0.25);
}

/* 作者信息卡片 */
.author-card {
    display: flex;
    gap: var(--space-md);
    background: var(--bg-secondary);
    padding: var(--space-lg);
    border-radius: var(--radius-md);
    margin-top: var(--space-xl);
}

.author-card-avatar {
    width: 80px;
    height: 80px;
    border-radius: var(--radius-full);
    border: 3px solid var(--tech-primary);
    flex-shrink: 0;
}

.author-card-info h4 {
    font-size: var(--text-xl);
    margin: 0 0 var(--space-xs) 0;
}

.author-card-info p {
    color: var(--text-secondary-tech);
    margin-bottom: var(--space-sm);
    line-height: 1.6;
}

.author-social {
    display: flex;
    gap: var(--space-sm);
}

.social-link {
    padding: var(--space-xs) var(--space-md);
    background: white;
    color: var(--tech-primary);
    text-decoration: none;
    border-radius: var(--radius-sm);
    font-size: var(--text-sm);
    transition: all var(--transition-fast);
}

.social-link:hover {
    background: var(--tech-primary);
    color: white;
}

/* 相关文章 */
.related-posts-section {
    margin-top: var(--space-48, 3rem);
    padding-top: var(--space-32, 2rem);
    border-top: 1px solid var(--border-tech);
}

.related-posts-section h3 {
    font-size: 20px;
    font-weight: 700;
    margin-bottom: var(--space-24, 1.5rem);
    color: var(--text-primary-tech);
    font-family: var(--gh-font-heading, var(--type-heading));
}

.related-posts-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: var(--space-24, 1.5rem);
}

.related-post-card {
    display: flex;
    flex-direction: column;
    background: var(--bg-primary-tech);
    border-radius: var(--global-border-radius, 8px);
    overflow: hidden;
    text-decoration: none;
    border: 1px solid var(--border-tech);
    transition: all var(--transition-tech);
    height: 100%;
}

.related-post-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-hover-tech);
    border-color: var(--tech-primary);
}

.related-post-card img {
    width: 100%;
    height: 180px;
    object-fit: cover;
    background: var(--bg-secondary-tech);
}

.related-post-info {
    padding: var(--space-16, 1rem);
    flex: 1;
    display: flex;
    flex-direction: column;
}

.related-post-info h4 {
    font-size: 16px;
    font-weight: 600;
    margin: 0 0 var(--space-8, 0.5rem) 0;
    color: var(--text-primary-tech);
    font-family: var(--gh-font-heading, var(--type-heading));
    line-height: 1.4;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.related-post-info p {
    font-size: 14px;
    color: var(--text-secondary-tech);
    margin: 0;
    line-height: 1.6;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    flex: 1;
}

/* ==================== 文章侧边栏 ==================== */
.post-sidebar {
    position: sticky;
    top: 90px;
    display: flex;
    flex-direction: column;
    gap: var(--space-32, 2rem);
}

.sidebar-widget {
    position: relative;
    background: rgba(255, 255, 255, 0.9);
    border-radius: var(--radius-xl);
    padding: var(--space-lg);
    box-shadow: var(--shadow-xl);
    border: 1px solid var(--border-color);
    backdrop-filter: blur(16px);
    transition: transform var(--transition-tech), box-shadow var(--transition-tech), border-color var(--transition-tech);
}

.sidebar-widget--tools,
.sidebar-widget--accent {
    background: linear-gradient(135deg, rgba(var(--tech-primary-rgb), 0.15), rgba(var(--tech-secondary-rgb), 0.15));
    border-color: rgba(var(--tech-primary-rgb), 0.35);
    box-shadow: 0 25px 60px rgba(var(--tech-primary-rgb), 0.18);
}


.widget-title {
    font-size: var(--text-lg, 1.125rem);
    font-weight: 700;
    margin: 0 0 var(--space-16, 1rem) 0;
    font-family: var(--gh-font-heading, var(--type-heading));
    display: flex;
    align-items: center;
    gap: var(--space-8, 0.5rem);
    color: var(--text-primary-tech);
}

.widget-title::after {
    content: '';
    flex: 1;
    height: 1px;
    margin-left: var(--space-8, 0.5rem);
    background: linear-gradient(90deg, rgba(15, 23, 42, 0.08), transparent);
}

.sidebar-widget--tools .widget-title,
.sidebar-widget--accent .widget-title {
    color: var(--tech-primary);
}

/* 目录导航 */
.toc-widget {
    max-height: none;
    overflow: visible;
}

@media (max-width: 1024px) {
    .post-sidebar .toc-widget {
        display: none;
    }
}

.table-of-contents {
    display: flex;
    flex-direction: column;
    gap: var(--space-8, 0.5rem);
}

.toc-item {
    display: block;
    padding: var(--space-10, 0.625rem) var(--space-12, 0.75rem);
    color: var(--text-secondary-tech);
    text-decoration: none;
    font-size: 14px;
    transition: all var(--transition-tech);
    cursor: pointer;
    border-radius: var(--radius-lg, 12px);
    background: rgba(255, 255, 255, 0.7);
    border: 1px solid rgba(255, 255, 255, 0.45);
    backdrop-filter: blur(8px);
}

.toc-item:hover {
    color: var(--tech-primary);
    background: rgba(255, 255, 255, 0.95);
    box-shadow: 0 4px 12px rgba(15, 23, 42, 0.08);
    transform: translateX(2px);
    border-color: rgba(var(--tech-primary-rgb), 0.3);
}

.toc-item.active {
    color: var(--tech-primary);
    background: rgba(255, 255, 255, 0.95);
    font-weight: 600;
    border-color: rgba(var(--tech-primary-rgb), 0.4);
    box-shadow: 0 4px 12px rgba(var(--tech-primary-rgb), 0.12);
}

.toc-h2 {
    padding-left: var(--space-12, 0.75rem);
}

.toc-h3 {
    padding-left: var(--space-24, 1.5rem);
    font-size: 13px;
    opacity: 0.9;
}

/* ========================================
   移动端目录抽屉 - 统一右侧侧边栏样式
   ======================================== */

/* 启动按钮 */
.toc-mobile-launcher {
    position: fixed;
    right: var(--space-xl);
    bottom: calc(var(--space-xl) + 64px);
    z-index: var(--z-fixed);
    display: none;
}

.toc-fab {
    width: 52px;
    height: 52px;
    border-radius: var(--radius-full);
    border: none;
    background: var(--tech-gradient);
    color: var(--text-inverse);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--glow-primary);
    cursor: pointer;
    transition: transform var(--transition-fast),
                box-shadow var(--transition-fast);
}

.toc-fab:focus-visible {
    outline: 2px solid var(--tech-primary);
    outline-offset: 3px;
}

.toc-fab:hover {
    transform: translateY(-2px);
    box-shadow: var(--glow-strong);
}

.toc-fab__icon {
    font-size: var(--text-xl);
    line-height: 1;
}

/* 抽屉容器 */
.toc-drawer {
    position: fixed;
    inset: 0;
    z-index: var(--z-modal);
    pointer-events: none;
}

/* 遮罩层 */
.toc-drawer__overlay {
    position: absolute;
    inset: 0;
    background: var(--bg-dark);
    opacity: 0;
    transition: opacity var(--transition-base);
}

/* 抽屉面板 - 统一右侧侧边栏样式 */
.toc-drawer__panel {
    position: absolute;
    top: 50%;
    right: 0;
    width: min(85vw, 380px);
    max-height: calc(100vh - var(--header-height) - 52px - var(--space-lg) * 2 - var(--space-md) * 2);
    background: var(--bg-secondary);
    border-radius: var(--radius-xl) 0 0 var(--radius-xl);
    box-shadow: var(--shadow-xl);
    transform: translate(100%, -50%);
    transition: transform var(--transition-base);
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

/* 头部 */
.toc-drawer__header {
    padding: var(--space-lg) var(--space-lg);
    display: flex;
    align-items: center;
    justify-content: space-between;
    border-bottom: 1px solid var(--border-color);
    flex-shrink: 0;
}

.toc-drawer__title {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    font-weight: 600;
    font-size: var(--text-lg);
    color: var(--text-primary);
}

.toc-drawer__icon {
    font-size: var(--text-xl);
    line-height: 1;
    color: var(--tech-primary);
}

/* 关闭按钮 */
.toc-drawer__close {
    border: none;
    background: var(--bg-tertiary);
    border-radius: var(--radius-full);
    width: 36px;
    height: 36px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    color: var(--text-secondary);
    transition: background var(--transition-fast),
                color var(--transition-fast);
}

.toc-drawer__close:hover,
.toc-drawer__close:focus-visible {
    background: var(--tech-primary);
    color: var(--text-inverse);
}

/* 内容区域 */
.toc-drawer__body {
    padding: var(--space-lg);
    overflow-y: auto;
    flex: 1;
}

/* 打开状态 */
.toc-drawer.is-open {
    pointer-events: auto;
}

.toc-drawer.is-open .toc-drawer__overlay {
    opacity: 0.5;
}

.toc-drawer.is-open .toc-drawer__panel {
    transform: translate(0, -50%);
}

/* 响应式 - 1024px以下统一使用右侧侧边栏样式 */
@media (max-width: 1024px) {
    .toc-mobile-launcher {
        display: flex;
    }
}

@media (max-width: 768px) {
    .toc-drawer__panel {
        width: min(90vw, 360px);
    }
}

@media (max-width: 640px) {
    .toc-mobile-launcher {
        right: var(--space-lg);
        bottom: calc(var(--space-lg) + 64px);
    }
}

@media (max-width: 520px) {
    .toc-mobile-launcher {
        bottom: calc(var(--space-lg) + 56px);
    }

    .toc-drawer__panel {
        width: min(92vw, 340px);
    }
}

/* 防止背景滚动 */
body.toc-drawer-open {
    overflow: hidden;
}

/* 工具列表 */
.tool-list {
    display: flex;
    flex-direction: column;
    gap: var(--space-12, 0.75rem);
}

.tool-card {
    position: relative;
    display: flex;
    align-items: center;
    gap: var(--space-16, 1rem);
    padding: calc(var(--space-16, 1rem) * 0.9) var(--space-20, 1.25rem);
    border-radius: var(--radius-xl, 18px);
    background: linear-gradient(135deg, rgba(248, 250, 255, 0.95), rgba(236, 244, 255, 0.9));
    border: 1px solid rgba(226, 232, 240, 0.8);
    box-shadow: 0 12px 30px rgba(15, 23, 42, 0.08);
    text-decoration: none;
    color: inherit;
    transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
}

.sidebar-widget--tools .tool-card:first-child {
    background: linear-gradient(135deg, rgba(var(--tech-primary-rgb), 0.25), rgba(var(--tech-secondary-rgb), 0.25));
    border-color: rgba(var(--tech-primary-rgb), 0.45);
}

.tool-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 20px 45px rgba(15, 23, 42, 0.18);
    border-color: rgba(var(--tech-primary-rgb), 0.4);
}

.tool-icon {
    width: 60px;
    height: 60px;
    border-radius: var(--radius-lg, 16px);
    background: linear-gradient(135deg, rgba(236, 245, 255, 0.95), rgba(224, 231, 255, 0.95));
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 1.35rem;
    flex-shrink: 0;
    box-shadow: inset 0 0 10px rgba(255, 255, 255, 0.7);
}

.tool-icon img {
    width: 48px;
    height: 48px;
    object-fit: contain;
    border-radius: 12px;
    background: rgba(255, 255, 255, 0.9);
    padding: 4px;
    box-shadow: 0 10px 25px rgba(15, 23, 42, 0.18);
}

.tool-info h4 {
    font-size: 16px;
    margin: 0 0 0.25rem 0;
    color: var(--text-primary-tech);
    font-weight: 600;
    font-family: var(--gh-font-heading, var(--type-heading));
}

.tool-info p {
    font-size: 13px;
    color: var(--text-secondary-tech);
    margin: 0;
    line-height: 1.4;
}

.sidebar-list {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    flex-direction: column;
    gap: var(--space-8, 0.5rem);
}

.sidebar-list-item a {
    color: var(--tech-primary);
    font-weight: 600;
    text-decoration: none;
    transition: color var(--transition-tech);
}

.sidebar-list-item a:hover {
    color: var(--text-primary-tech);
}

.sidebar-list-item p {
    margin: var(--space-4, 0.25rem) 0 0 0;
    color: var(--text-secondary-tech);
    line-height: 1.5;
    font-size: 0.9rem;
}

.sidebar-faq-list strong {
    display: block;
    color: var(--text-primary-tech);
    font-size: 0.95rem;
}

.tool-card--sidebar {
    border-radius: var(--radius-lg);
    padding: var(--space-sm) var(--space-md);
}

.tool-card--sidebar .tool-icon {
    width: 2.5rem;
    height: 2.5rem;
    border-radius: var(--radius-lg);
    background: rgba(var(--tech-primary-rgb), 0.12);
    display: grid;
    place-items: center;
    font-size: var(--text-lg);
}

.tool-card--sidebar .tool-icon img {
    width: 70%;
    height: 70%;
    object-fit: contain;
}

.widget-hint {
    font-size: var(--text-sm);
    color: var(--text-secondary-tech);
    margin: 0;
}

.recent-posts {
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
}

.recent-post-card {
    padding: var(--space-md);
    border-radius: 18px;
    text-decoration: none;
    color: inherit;
    background: rgba(255, 255, 255, 0.92);
    border: 1px solid rgba(226, 232, 240, 0.6);
    transition: transform var(--transition-fast), box-shadow var(--transition-fast), border-color var(--transition-fast);
}

.recent-post-card:hover {
    transform: translateY(-3px);
    box-shadow: 0 18px 32px rgba(15, 23, 42, 0.15);
    border-color: rgba(var(--tech-primary-rgb), 0.4);
}

.recent-post-meta {
    display: flex;
    gap: var(--space-sm);
    font-size: var(--text-xs);
    color: var(--text-secondary-tech);
    margin-bottom: var(--space-xs);
}

.recent-post-card h4 {
    margin: 0;
    font-size: var(--text-base);
    color: var(--text-primary-tech);
}

/* 最新技术文章列表 */
.recent-posts-list {
    display: flex;
    flex-direction: column;
    gap: var(--space-12, 0.75rem);
}

.recent-post-item {
    display: block;
    padding: var(--space-12, 0.75rem);
    border-radius: var(--radius-lg, 12px);
    background: rgba(255, 255, 255, 0.7);
    border: 1px solid rgba(255, 255, 255, 0.45);
    text-decoration: none;
    transition: all var(--transition-tech);
    backdrop-filter: blur(8px);
}

.recent-post-item:hover {
    background: rgba(255, 255, 255, 0.95);
    transform: translateX(4px) translateY(-2px);
    box-shadow: 0 8px 24px rgba(15, 23, 42, 0.12);
    border-color: rgba(var(--tech-primary-rgb), 0.3);
}

.recent-post-item h4 {
    font-size: 14px;
    line-height: 1.4;
    font-weight: 600;
    color: var(--text-primary-tech);
    margin: 0 0 var(--space-4, 0.25rem) 0;
    font-family: var(--gh-font-heading, var(--type-heading));
}

.recent-post-item .post-date {
    font-size: 11px;
    color: var(--text-secondary-tech);
    font-weight: 500;
    opacity: 0.8;
}

/* ==================== 颜色变体 ==================== */
/* 技术专栏 - 蓝色 */
.post-tech .post-category-link,
.post-tech .tag-item:hover {
    background: linear-gradient(135deg, var(--tech-primary), var(--tech-secondary));
}

.post-tech .author-avatar,
.post-tech .author-card-avatar {
    border-color: var(--tech-primary);
}

.post-tech .post-excerpt-box {
    background: linear-gradient(135deg, rgba(var(--tech-primary-rgb), 0.05), rgba(var(--tech-secondary-rgb), 0.05));
    border-left-color: var(--tech-primary);
}

/* 思考笔记 - 橙色 */
.post-notes .post-category-link,
.post-notes .tag-item:hover {
    background: linear-gradient(135deg, var(--tech-primary), var(--tech-secondary));
}

.post-notes .author-avatar,
.post-notes .author-card-avatar {
    border-color: var(--tech-primary);
}

.post-notes .post-excerpt-box {
    background: linear-gradient(135deg, rgba(var(--tech-primary-rgb), 0.05), rgba(var(--tech-secondary-rgb), 0.05));
    border-left-color: var(--tech-primary);
}

/* 生活随笔 - 绿色 */
.post-life .post-category-link,
.post-life .tag-item:hover {
    background: linear-gradient(135deg, var(--tech-primary), var(--tech-secondary));
}

.post-life .author-avatar,
.post-life .author-card-avatar {
    border-color: var(--tech-primary);
}

.post-life .post-excerpt-box {
    background: linear-gradient(135deg, rgba(var(--tech-primary-rgb), 0.05), rgba(var(--tech-secondary-rgb), 0.05));
    border-left-color: var(--tech-primary);
}


/* ==================== 资源和FAQ卡片样式 ==================== */
/* 资源列表项 */
.sidebar-list-item a {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-sm) var(--space-md);
    border-radius: var(--radius-md);
    text-decoration: none;
    color: var(--text-primary);
    background: rgba(255, 255, 255, 0.5);
    border: 1px solid rgba(226, 232, 240, 0.5);
    transition: all var(--transition-fast);
    font-size: var(--text-sm);
    line-height: 1.5;
}

.sidebar-list-item a:hover {
    background: rgba(255, 255, 255, 0.9);
    border-color: rgba(var(--tech-primary-rgb), 0.3);
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(var(--tech-primary-rgb), 0.12);
}

.sidebar-list-item a::before {
    content: '🔗';
    font-size: var(--text-base);
    line-height: 1;
    flex-shrink: 0;
}

/* FAQ列表项 */
.sidebar-faq-list .sidebar-list-item {
    padding: var(--space-md);
    border-radius: var(--radius-lg);
    background: rgba(255, 255, 255, 0.5);
    border: 1px solid rgba(226, 232, 240, 0.5);
    transition: all var(--transition-fast);
    word-wrap: break-word;
    overflow-wrap: break-word;
}

.sidebar-faq-list .sidebar-list-item:hover {
    background: rgba(255, 255, 255, 0.9);
    border-color: rgba(var(--tech-primary-rgb), 0.2);
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(var(--tech-primary-rgb), 0.12);
}

.sidebar-faq-list .faq-question {
    display: flex;
    align-items: flex-start;
    gap: var(--space-sm);
    margin-bottom: var(--space-sm);
    min-width: 0;
}

.sidebar-faq-list .faq-label {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 24px;
    height: 24px;
    border-radius: var(--radius-full);
    background: var(--tech-gradient);
    color: #fff;
    font-weight: 700;
    font-size: 12px;
    flex-shrink: 0;
    line-height: 1;
}

.sidebar-faq-list .faq-question strong {
    flex: 1;
    min-width: 0;
    font-weight: 600;
    font-size: var(--text-sm);
    line-height: 1.5;
    color: var(--text-primary);
    margin-top: 2px;
    word-wrap: break-word;
    overflow-wrap: break-word;
    hyphens: auto;
}

.sidebar-faq-list .faq-answer {
    display: flex;
    align-items: flex-start;
    gap: var(--space-sm);
    min-width: 0;
}

.sidebar-faq-list .faq-answer .faq-label {
    background: var(--tech-gradient);
}

.sidebar-faq-list .faq-answer p {
    flex: 1;
    min-width: 0;
    font-size: var(--text-sm);
    line-height: 1.6;
    color: var(--text-secondary);
    margin: 2px 0 0 0;
    word-wrap: break-word;
    overflow-wrap: break-word;
    hyphens: auto;
}

/* ==================== 响应式 ==================== */
@media (max-width: 1024px) {
    .post-tech-container {
        padding-top: calc(var(--header-height) + var(--space-24, 1.5rem));
    }

    .post-layout {
        grid-template-columns: 1fr;
    }

    .post-sidebar {
        position: static;
        grid-row: 2;
    }

    .toc-widget {
        max-height: none;
    }
}

@media (max-width: 768px) {
    .post-tech-container {
        padding-top: calc(var(--header-height) + var(--space-20, 1.25rem));
    }

    .post-layout {
        padding: 0 1rem;
    }

    .post-content {
        padding: clamp(1.25rem, 6vw, 1.75rem);
    }

    .post-hero {
        padding: var(--space-lg);
    }

    .post-hero__meta {
        flex-direction: column;
        align-items: flex-start;
        gap: var(--space-sm);
    }

    .post-title-main {
        font-size: var(--text-2xl);
    }

    .post-body {
        font-size: var(--text-base);
    }

    .post-body h2 {
        font-size: var(--text-2xl);
    }

    .post-body h3 {
        font-size: var(--text-xl);
    }

    .author-card {
        flex-direction: column;
        text-align: center;
        align-items: center;
    }

    .author-social {
        justify-content: center;
    }

    .related-posts-grid {
        grid-template-columns: 1fr;
    }

    .post-meta-info {
        flex-direction: column;
        align-items: flex-start;
    }

    .post-body pre {
        font-size: var(--text-sm);
        padding: var(--space-sm);
    }
}

/* ==================== 暗色模式 ==================== */
[data-theme='dark'] .post-content {
    background: rgba(30, 41, 59, 0.8);
    border-color: rgba(71, 85, 105, 0.4);
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.4);
}

/* 文章标题 */
[data-theme='dark'] .post-title-main {
    color: rgba(248, 250, 252, 0.95);
}

/* 文章正文 */
[data-theme='dark'] .post-body {
    color: rgba(226, 232, 240, 0.92);
}

[data-theme='dark'] .post-body h2,
[data-theme='dark'] .post-body h3,
[data-theme='dark'] .post-body h4 {
    color: rgba(248, 250, 252, 0.95);
    border-bottom-color: rgba(71, 85, 105, 0.4);
}

[data-theme='dark'] .post-body a {
    color: rgba(86, 204, 242, 0.95);
    border-bottom-color: rgba(86, 204, 242, 0.3);
}

[data-theme='dark'] .post-body a:hover {
    border-bottom-color: rgba(86, 204, 242, 0.95);
    background: rgba(86, 204, 242, 0.15);
}

[data-theme='dark'] .post-body blockquote {
    background: rgba(15, 23, 42, 0.5);
    color: rgba(203, 213, 225, 0.85);
    border-left-color: rgba(86, 204, 242, 0.5);
}

[data-theme='dark'] .post-body blockquote::before {
    color: rgba(86, 204, 242, 0.3);
}

[data-theme='dark'] .post-body pre {
    background: rgba(15, 23, 42, 0.6);
    border-color: rgba(71, 85, 105, 0.4);
}

[data-theme='dark'] .post-body pre code {
    color: rgba(226, 232, 240, 0.92);
}

[data-theme='dark'] .post-body p code,
[data-theme='dark'] .post-body li code,
[data-theme='dark'] .post-body td code {
    background: rgba(86, 204, 242, 0.15);
    color: rgba(86, 204, 242, 0.95);
    border-color: rgba(86, 204, 242, 0.3);
}

[data-theme='dark'] .post-body table {
    background: rgba(15, 23, 42, 0.5);
    border-color: rgba(71, 85, 105, 0.4);
}

[data-theme='dark'] .post-body table th {
    background: rgba(30, 41, 59, 0.8);
    color: rgba(248, 250, 252, 0.95);
}

[data-theme='dark'] .post-body table td {
    color: rgba(226, 232, 240, 0.92);
    border-bottom-color: rgba(71, 85, 105, 0.4);
}

[data-theme='dark'] .post-body table tbody tr:hover {
    background: rgba(30, 41, 59, 0.5);
}

[data-theme='dark'] .post-excerpt-box {
    background: linear-gradient(135deg, rgba(var(--tech-secondary-rgb), 0.1), rgba(var(--tech-primary-rgb), 0.1));
    border-left-color: rgba(var(--tech-secondary-rgb), 0.5);
}

[data-theme='dark'] .post-excerpt-box p {
    color: rgba(226, 232, 240, 0.92);
}

/* 标签 */
[data-theme='dark'] .tag-item {
    background: rgba(var(--tech-secondary-rgb), 0.15);
    color: rgba(var(--tech-secondary-rgb), 0.95);
    border-color: rgba(var(--tech-secondary-rgb), 0.3);
}

[data-theme='dark'] .tag-item:hover {
    background: rgba(var(--tech-secondary-rgb), 0.25);
    box-shadow: 0 8px 18px rgba(0, 0, 0, 0.3);
}

[data-theme='dark'] .post-tags-section h3,
[data-theme='dark'] .related-posts-section h3 {
    color: rgba(248, 250, 252, 0.95);
    border-top-color: rgba(71, 85, 105, 0.4);
}

/* 相关文章 */
[data-theme='dark'] .related-post-card {
    background: rgba(30, 41, 59, 0.7);
    border-color: rgba(71, 85, 105, 0.4);
}

[data-theme='dark'] .related-post-card:hover {
    background: rgba(30, 41, 59, 0.85);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.4);
    border-color: rgba(var(--tech-secondary-rgb), 0.5);
}

[data-theme='dark'] .related-post-info h4 {
    color: rgba(248, 250, 252, 0.95);
}

[data-theme='dark'] .related-post-info p {
    color: rgba(203, 213, 225, 0.85);
}

[data-theme='dark'] .sidebar-widget {
    background: rgba(14, 20, 32, 0.9);
    border-color: rgba(var(--tech-secondary-rgb), 0.18);
    box-shadow: 0 32px 80px rgba(0, 0, 0, 0.65);
}


[data-theme='dark'] .widget-title {
    color: rgba(229, 241, 255, 0.95);
}

[data-theme='dark'] .tool-card {
    background: linear-gradient(135deg, rgba(30, 41, 59, 0.92), rgba(51, 65, 85, 0.88));
    border-color: rgba(71, 85, 105, 0.45);
    box-shadow: 0 18px 40px rgba(0, 0, 0, 0.55);
}

[data-theme='dark'] .sidebar-widget--tools .tool-card:first-child {
    background: linear-gradient(135deg, rgba(37, 99, 235, 0.38), rgba(129, 140, 248, 0.32));
    border-color: rgba(96, 165, 250, 0.45);
}

[data-theme='dark'] .tool-card:hover {
    background: linear-gradient(135deg, rgba(30, 41, 59, 0.97), rgba(51, 65, 85, 0.92));
    border-color: rgba(147, 197, 253, 0.6);
    box-shadow: 0 24px 60px rgba(0, 0, 0, 0.65);
}

[data-theme='dark'] .tool-info h4 {
    color: rgba(248, 250, 252, 0.95);
}

[data-theme='dark'] .tool-info p {
    color: rgba(203, 213, 225, 0.85);
}

[data-theme='dark'] .tool-icon {
    background: linear-gradient(135deg, rgba(51, 65, 85, 0.92), rgba(71, 85, 105, 0.92));
    border-color: rgba(148, 163, 184, 0.35);
    box-shadow: inset 0 0 12px rgba(var(--tech-secondary-rgb), 0.15);
}

[data-theme='dark'] .recent-post-card {
    background: rgba(24, 35, 55, 0.9);
    border-color: rgba(var(--tech-secondary-rgb), 0.25);
}

[data-theme='dark'] .recent-post-item:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: rgba(var(--tech-secondary-rgb), 0.3);
}

[data-theme='dark'] .recent-post-item h4 {
    color: rgba(248, 250, 252, 0.95);
}

[data-theme='dark'] .recent-post-item .post-date {
    color: rgba(148, 163, 184, 0.85);
}

[data-theme='dark'] .sidebar-list-item a {
    color: rgba(147, 197, 253, 0.95);
}

[data-theme='dark'] .sidebar-list-item a:hover {
    color: rgba(248, 250, 252, 0.95);
}

[data-theme='dark'] .sidebar-list-item p,
[data-theme='dark'] .sidebar-faq-list strong {
    color: rgba(226, 232, 240, 0.9);
}

/* 资源和FAQ卡片暗色模式 */
[data-theme='dark'] .sidebar-list-item a {
    background: rgba(30, 41, 59, 0.6);
    border-color: rgba(71, 85, 105, 0.4);
    color: rgba(226, 232, 240, 0.9);
}

[data-theme='dark'] .sidebar-list-item a:hover {
    background: rgba(30, 41, 59, 0.9);
    border-color: rgba(var(--tech-secondary-rgb), 0.4);
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(var(--tech-secondary-rgb), 0.15);
}

[data-theme='dark'] .sidebar-faq-list .sidebar-list-item {
    background: rgba(30, 41, 59, 0.6);
    border-color: rgba(71, 85, 105, 0.4);
}

[data-theme='dark'] .sidebar-faq-list .sidebar-list-item:hover {
    background: rgba(30, 41, 59, 0.9);
    border-color: rgba(var(--tech-secondary-rgb), 0.3);
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(var(--tech-secondary-rgb), 0.12);
}

[data-theme='dark'] .sidebar-faq-list .faq-question strong {
    color: rgba(248, 250, 252, 0.95);
}

[data-theme='dark'] .sidebar-faq-list .faq-answer p {
    color: rgba(203, 213, 225, 0.85);
}

[data-theme='dark'] .sidebar-faq-list .faq-label {
    background: var(--tech-gradient);
    color: #fff;
}

/* TOC 抽屉暗色模式 */
[data-theme='dark'] .toc-drawer__overlay {
    background: var(--bg-dark);
    opacity: 0;
}

[data-theme='dark'] .toc-drawer.is-open .toc-drawer__overlay {
    opacity: 0.7;
}

[data-theme='dark'] .toc-drawer__panel {
    background: var(--bg-secondary);
    box-shadow: var(--shadow-xl);
}

[data-theme='dark'] .toc-drawer__header {
    border-bottom-color: var(--border-color);
}

[data-theme='dark'] .toc-drawer__title {
    color: var(--text-primary);
}

[data-theme='dark'] .toc-drawer__icon {
    color: var(--tech-primary);
}

[data-theme='dark'] .toc-drawer__close {
    background: var(--bg-tertiary);
    color: var(--text-secondary);
}

[data-theme='dark'] .toc-drawer__close:hover,
[data-theme='dark'] .toc-drawer__close:focus-visible {
    background: var(--tech-primary);
    color: var(--text-inverse);
}

/* TOC items dark mode - unified with tool cards */
[data-theme='dark'] .toc-item {
    color: rgba(203, 213, 225, 0.85);
    background: rgba(255, 255, 255, 0.05);
    border-color: rgba(255, 255, 255, 0.1);
}

[data-theme='dark'] .toc-item:hover {
    color: rgba(var(--tech-secondary-rgb), 0.95);
    background: rgba(255, 255, 255, 0.1);
    border-color: rgba(var(--tech-secondary-rgb), 0.3);
}

[data-theme='dark'] .toc-item.active {
    color: rgba(var(--tech-secondary-rgb), 0.95);
    background: rgba(255, 255, 255, 0.1);
    border-color: rgba(var(--tech-secondary-rgb), 0.4);
    box-shadow: 0 4px 12px rgba(var(--tech-secondary-rgb), 0.15);
}

/* ==================== 可访问性 ==================== */

/* 减少动效偏好 */
@media (prefers-reduced-motion: reduce) {
    .post-content,
    .tag-pill,
    .related-post-card,
    .sidebar-widget,
    .toc-item,
    .toc-fab,
    .toc-drawer__overlay,
    .toc-drawer__panel,
    .tool-card {
        transition: none;
    }

    .tag-pill:hover,
    .related-post-card:hover,
    .toc-item:hover,
    .toc-fab:hover,
    .tool-card:hover {
        transform: none;
    }
}

/* ==================== 世界脉搏组件 ==================== */
.world-pulse__list {
    display: flex;
    flex-direction: column;
    gap: var(--space-12, 0.75rem);
}

.world-pulse__item {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-md);
    border-radius: var(--radius-lg);
    background: rgba(255, 255, 255, 0.5);
    border: 1px solid rgba(226, 232, 240, 0.5);
    transition: all var(--transition-fast);
}

.world-pulse__item:hover {
    background: rgba(255, 255, 255, 0.9);
    border-color: rgba(var(--tech-primary-rgb), 0.2);
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(var(--tech-primary-rgb), 0.12);
}

.world-pulse__icon {
    font-size: 1.5rem;
    line-height: 1;
    flex-shrink: 0;
}

.world-pulse__content {
    flex: 1;
    min-width: 0;
}

.world-pulse__label {
    font-size: var(--text-sm);
    color: var(--text-secondary);
    line-height: 1.4;
    margin-bottom: 2px;
}

.world-pulse__value {
    font-size: var(--text-lg);
    font-weight: 700;
    font-variant-numeric: tabular-nums;
    color: var(--tech-primary);
    line-height: 1.2;
}

.world-pulse__unit {
    font-size: var(--text-sm);
    font-weight: 500;
    color: var(--text-secondary);
    margin-left: 2px;
}

/* Dark mode */
[data-theme='dark'] .world-pulse__item {
    background: rgba(30, 41, 59, 0.6);
    border-color: rgba(71, 85, 105, 0.4);
}

[data-theme='dark'] .world-pulse__item:hover {
    background: rgba(30, 41, 59, 0.9);
    border-color: rgba(var(--tech-secondary-rgb), 0.3);
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(var(--tech-secondary-rgb), 0.12);
}

[data-theme='dark'] .world-pulse__value {
    color: var(--tech-secondary);
}