/* 博客专用样式 */

/* 博客导航 */
.blog-nav {
    margin-bottom: 24px;
}

.back-to-list {
    display: inline-flex;
    align-items: center;
    font-family: 'Press Start 2P', 'Courier New', monospace;
    font-size: 10px;
    padding: 8px 16px;
    color: var(--text);
    background: transparent;
    border: 2px solid var(--text);
    text-decoration: none;
    transition: all 0.3s ease;
    cursor: pointer;
}

.back-to-list:hover {
    background: var(--text);
    color: var(--primary);
    text-decoration: none;
    border-bottom: 2px solid var(--text);
}

.back-to-list svg {
    transform: rotate(180deg);
    margin-right: 8px;
}

/* 博客文章头部 */
.blog-post-header {
    margin-bottom: 24px;
    text-align: center;
}

.blog-post-title {
    font-family: 'Press Start 2P', 'Courier New', monospace;
    font-size: clamp(18px, 4vw, 32px);
    color: var(--text);
    margin-bottom: 16px;
    line-height: 1.4;
    word-wrap: break-word;
    font-weight: 400;
    transition: color 0.6s ease;
}

.blog-post-meta {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 12px;
    flex-wrap: wrap;
    font-size: 14px;
    opacity: 0.9;
    margin-bottom: 16px;
}

.blog-date {
    font-family: 'Press Start 2P', 'Courier New', monospace;
    font-size: 10px;
    color: var(--accent);
    font-weight: 400;
    transition: color 0.6s ease;
}

/* 博客文章内容 */
.blog-post-content {
    max-width: 100%;
    overflow-wrap: break-word;
    position: relative;
    margin-top: 0;
    /* 移除可能导致奇怪距离的transform */
}

/* 博客文章中的链接样式 - 与主页保持一致 */
.blog-post-content a {
    color: var(--accent);
    border-bottom: 1px dashed var(--accent);
}

.blog-post-content a:hover {
    color: var(--text);
    border-bottom-color: var(--accent);
    text-shadow: 0 0 8px var(--secondary);
}

.blog-post-content a:active {
    transform: scale(0.98);
}

.blog-post-content h1,
.blog-post-content h2,
.blog-post-content h3 {
    font-family: sans-serif;
    color: var(--text);
    margin: 15px 0 15px 0;
    font-weight: 400;
    line-height: 1.4;
    transition: color 0.6s ease;
}

.blog-post-content h1 {
    margin: 20px 0;
    font-family: 'Press Start 2P', 'Courier New', monospace;
    font-size: clamp(18px, 4vw, 32px);
}

.blog-post-content h2 {
    font-size: clamp(18px, 4vw, 32px)
}

.blog-post-content h3 {
    font-size: clamp(24px, 4vw, 24px);
    margin: 20px 0 20px 0;
}

.blog-post-content h4,
.blog-post-content h5,
.blog-post-content h6 {
    font-size: clamp(12px, 2.5vw, 16px);
}

.blog-post-content p {
    font-size: clamp(16px, 3.5vw, 18px);
    line-height: clamp(24px, 5vw, 28px);
    margin-bottom: 10px;
    margin-left: 15px;
    color: var(--text);
}

.blog-post-content ul,
.blog-post-content ol {
    margin: 5px 0;
    padding-left: 24px;
}

.blog-post-content li {
    font-size: clamp(16px, 3.5vw, 18px);
    line-height: clamp(24px, 5vw, 28px);
}

.blog-post-content li.task-list-item {
    list-style: none;
    margin-left: 0;
}

.blog-post-content .task-list-item .task-list-item-checkbox {
  margin-right: .5em;
}

.blog-post-content strong {
    color: var(--accent);
    font-weight: 700;
    transition: color 0.6s ease;
}

.blog-post-content em {
    color: var(--accent);
    font-style: italic;
    transition: color 0.6s ease;
}

/* 代码块样式 */
.blog-post-content code {
    font-family: 'Courier New', 'Monaco', 'Menlo', monospace;
    background: rgba(100, 130, 111, 0.2);
    color: var(--secondary);
    padding: 2px 6px;
    border-radius: 3px;
    font-size: 0.9em;
    border: 1px dashed var(--secondary);
}

/* 确保pre code不会被行内样式覆盖 */
.blog-post-content pre code {
    background: none !important;
    color: inherit !important;
    padding: 0 !important;
    border: none !important;
    border-radius: 0 !important;
    font-size: 14px !important;
    line-height: 1.5;
}

.blog-post-content pre {
    color: #f8f8f2;
    padding: 10px 20px;
    margin: 20px 0;
    overflow-x: auto;
    position: relative;
    border-radius: 10px;
}

/* Prism.js 兼容性 */
.blog-post-content pre[class*="language-"] {
    background: rgba(0, 0, 0, 0.5) !important;
    border: 1px dashed var(--secondary) !important;
}

.blog-post-content code[class*="language-"] {
    background: none !important;
}

.blog-post-content pre code {
    background: none;
    color: inherit;
    padding: 0;
    border: none;
    border-radius: 0;
    font-size: 14px;
    line-height: 1.5;
}

.blog-post-content div.code-toolbar {
	position: relative;
}

.blog-post-content div.code-toolbar > .toolbar {
	position: absolute;
	z-index: 10;
	top: .3em;
	right: .2em;
	transition: opacity 0.3s ease-in-out;
	opacity: 0;
}

.blog-post-content div.code-toolbar:hover > .toolbar {
	opacity: 1;
}

/* Separate line b/c rules are thrown out if selector is invalid.
   IE11 and old Edge versions don't support :focus-within. */
.blog-post-content div.code-toolbar:focus-within > .toolbar {
	opacity: 1;
}

.blog-post-content div.code-toolbar > .toolbar > .toolbar-item {
	display: inline-block;
}

div.code-toolbar > .toolbar > .toolbar-item > a,
div.code-toolbar > .toolbar > .toolbar-item > button,
div.code-toolbar > .toolbar > .toolbar-item > span {
	font-size: 14px;
    font-family: 'Courier New', 'Monaco', 'Menlo', monospace;
	padding: 4px 6px;
    margin-top: 5px;
    margin-right: 5px;
	border-radius: 5px;
    transition: background-color 0.3s ease, color 0.3s ease;
}
div.code-toolbar > .toolbar > .toolbar-item > span {
    user-select: none;
    color: rgba(140, 170, 151, 0.8);
    background: transparent;
}
div.code-toolbar > .toolbar > .toolbar-item > button {
    cursor: pointer;
    background-color: transparent;
    color: var(--secondary);
    border: 1px dashed var(--secondary);
}
div.code-toolbar > .toolbar > .toolbar-item > button:hover {
    background-color: rgba(100, 130, 111, 0.4);
}

.blog-post-content .katex {
    color: var(--text);
    font-size: 18px;
}

.blog-post-content .katex-display {
    margin: 24px 0;
    padding: 16px;
    font-size: 18px;
    background: rgba(255, 248, 220, 0.05);
    border: 1px dashed var(--accent);
    border-radius: 4px;
    overflow-x: auto;
}


/* 图片样式 */
.blog-post-content .blog-image {
    display: block;
    text-align: center;
    margin: 24px auto;
    max-width: 100%;
}

.blog-post-content .blog-image img {
    max-width: 100%;
    height: auto;
    border-radius: 8px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.blog-post-content .blog-image img:hover {
    transform: scale(1.02);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.15);
}

.blog-post-content .blog-image-caption {
    display: block;
    margin-top: 12px;
    font-size: 14px;
    color: var(--text);
    font-style: italic;
    text-align: center;
    background: var(--card-bg);
    padding: 8px 16px;
    border-radius: 6px;
    border-left: 4px solid var(--primary-color);
    max-width: fit-content;
    margin-left: auto;
    margin-right: auto;
}

/* 引用块样式 */
.blog-post-content blockquote {
    border-left: 4px solid var(--secondary);
    padding: 16px 20px;
    margin: 20px 0;
    background: rgba(184, 230, 211, 0.1);
    font-style: italic;
    color: var(--text-soft);
}

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

/* 分隔线样式 */
.blog-post-content hr {
    border: none;
    height: 4px;
    margin: 32px 0;
    background: repeating-linear-gradient(
        to right,
        var(--text) 0px, var(--text) 4px,
        transparent 4px, transparent 8px,
        var(--secondary) 8px, var(--secondary) 12px,
        transparent 12px, transparent 16px
    );
    opacity: 0.6;
}

/* 表格样式 */
.blog-post-content table {
    width: 100%;
    border-collapse: collapse;
    margin: 20px 0;
    font-size: clamp(14px, 3vw, 16px);
}

.blog-post-content th,
.blog-post-content td {
    padding: 10px 10px;
    font-size: 15px;
    text-align: center;
    border-bottom-width: 1px;
    border-bottom-style: dashed;
}

.blog-post-content tbody {
    padding-top: 5px;
}
.blog-post-content tr:nth-child(even) {
    background: transparent;
}
.blog-post-content tr:nth-child(odd) {
    background: rgba(184, 230, 211, 0.1);
}
.blog-post-content tr:last-child {
    border-bottom-width: 1px;
    border-bottom-style: solid;
}
.blog-post-content tr:first-child {
    border-top-width: 1px;
    border-top-style: solid;
}

.blog-post-content th {
    border-top-width: 1px;
    border-top-style: solid;
    font-family: 'Press Start 2P', 'Courier New', monospace;
    font-size: 12px;
    padding: 10px 10px;
    font-weight: 400;
}

/* 表格对齐样式 */
.blog-post-content th[align="center"],
.blog-post-content td[align="center"] {
    text-align: center;
}

.blog-post-content th[align="right"],
.blog-post-content td[align="right"] {
    text-align: right;
}

.blog-post-content th[align="left"],
.blog-post-content td[align="left"] {
    text-align: left;
}

/* 支持CSS类对齐 */
.blog-post-content .text-center {
    text-align: center;
}

.blog-post-content .text-right {
    text-align: right;
}

.blog-post-content .text-left {
    text-align: left;
}

/* 博客列表项特殊样式 */
.blog-post-item {
    transition: all 0.3s ease;
}

.blog-post-item:hover {
    border-color: var(--accent);
    box-shadow: 0 6px 20px var(--accent-shadow);
}

/* 标签样式调整 */
.blog-post-meta .pixel-badge {
    font-size: 8px;
    padding: 2px 6px;
}

/* 加载动画 */
.loading-container .icon {
    animation: gentleFloat 2s ease-in-out infinite;
}

/* 错误状态 */
.error-container {
    color: var(--text);
}

/* 响应式调整 */
@media (max-width: 980px) {
    .blog-post-header {
        margin-bottom: 24px;
    }
    
    .blog-post-title {
        font-size: clamp(16px, 5vw, 24px);
    }
    
    .blog-post-meta {
        gap: 8px;
    }
    
    .blog-post-content h1 {
        font-size: clamp(18px, 4.5vw, 24px);
    }
    
    .blog-post-content h2 {
        font-size: clamp(14px, 4vw, 20px);
    }
    
    .blog-post-content pre {
        padding: 16px;
        font-size: 12px;
    }
}

@media (max-width: 600px) {
    .blog-post-title {
        font-size: clamp(14px, 6vw, 20px);
        margin-bottom: 12px;
    }
    
    .blog-post-meta {
        flex-direction: column;
        align-items: center;
        gap: 8px;
    }
    
    .blog-post-content {
        font-size: 14px;
        line-height: 20px;
    }
    
    .blog-post-content h1 {
        font-size: clamp(16px, 5vw, 20px);
    }
    
    .blog-post-content h2 {
        font-size: clamp(12px, 4.5vw, 18px);
    }
    
    .blog-post-content pre {
        padding: 12px;
        font-size: 11px;
        overflow-x: auto;
    }
    
    .back-to-list {
        font-size: 8px;
        padding: 6px 12px;
    }
}

/* 置顶文章锯齿角标（右上角，粒度 10%） */
.pinned-post {
    position: relative;
}

.pinned-post::before {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    width: 36px;
    height: 36px;
    background: var(--secondary);
    z-index: 2;
    pointer-events: none;
    /* 10% 等分锯齿阶梯 */
    clip-path: polygon(
        100% 100%,
        100% 0,
        0 0,
        0 10%,
        10% 10%,
        10% 20%,
        20% 20%,
        20% 30%,
        30% 30%,
        30% 40%,
        40% 40%,
        40% 50%,
        50% 50%,
        50% 60%,
        60% 60%,
        60% 70%,
        70% 70%,
        70% 80%,
        80% 80%,
        80% 90%,
        90% 90%,
        90% 100%
    );
    background-image: repeating-linear-gradient(
        135deg,
        rgba(255,255,255,0.15) 0 4px,
        transparent 4px 8px
    );
    box-shadow: 0 0 0 1px rgba(0,0,0,0.15);
}

/* 添加旋转的文字层 */
.pinned-post::after {
    font-family: 'Press Start 2P', 'Courier New', monospace;
    font-size: 10px;
    content: 'pin';
    position: absolute;
    top: 0;
    right: 0;
    width: 36px;
    height: 36px;
    margin-top: -5px;
    margin-right: -5px;
    z-index: 3;
    pointer-events: none;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary);
    transform: rotate(45deg);
}

/* 隐藏置顶徽章文字，改用图标显示 */
.pinned-badge {
    display: none !important;
}


/* 博客导航卡片 */
.blog-navigation-card {
    margin-top: 20px;
    margin-bottom: 120px; /* 增加底部边距避免与footer重合 */
}

@keyframes slideInFromDown {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.blog-nav-title {
    font-family: 'Press Start 2P', 'Courier New', monospace;
    font-size: 12px;
    margin-bottom: 16px;
    display: flex;
    align-items: center;
    gap: 8px;
    font-weight: 400;
}

/* 统计信息 */
.blog-stats {
    display: flex;
    justify-content: space-between;
    margin-bottom: 20px;
    padding: 12px 0;
    border-bottom: 1px dashed var(--border);
    transition: border-color 0.6s ease; 
}

.stat-item {
    text-align: center;
    flex: 1;
}

.stat-number {
    display: block;
    font-family: 'Press Start 2P', 'Courier New', monospace;
    font-size: 16px;
    margin-bottom: 4px;
    font-weight: 400;
}

.stat-label {
    font-size: 10px;
    color: var(--text-soft);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

/* 过滤器标题 */
.filter-title {
    font-family: 'Press Start 2P', 'Courier New', monospace;
    font-size: 10px;
    color: var(--accent);
    margin-bottom: 12px;
    text-transform: uppercase;
    font-weight: 400;
    transition: color 0.6s ease;
}

/* 标签过滤器 */
.blog-filter-section {
    margin-bottom: 20px;
}

.tag-filters {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.tag-filter {
    background: transparent;
    border: 1px solid var(--border);
    color: var(--text);
    padding: 8px 12px;
    font-size: 10px;
    font-family: 'Press Start 2P', 'Courier New', monospace;
    cursor: pointer;
    transition: all 0.3s ease;
    text-align: left;
    position: relative;
    overflow: hidden;
    font-weight: 400;
}

.tag-filter:hover {
    border-color: var(--secondary);
    background: rgba(184, 230, 211, 0.1);
    color: var(--secondary);
}

.tag-filter.active {
    background: var(--secondary);
    color: var(--primary);
    border-color: var(--secondary);
}

.tag-filter[data-tag]:not([data-tag="all"])::before {
    content: '';
    position: absolute;
    left: 8px;
    top: 50%;
    transform: translateY(-50%);
    width: 8px;
    height: 8px;
    background: var(--tag-color, var(--secondary));
    margin-right: 8px;
}

.tag-filter[data-tag]:not([data-tag="all"]) {
    padding-left: 24px;
}

/* 快速链接 */
.blog-quick-links {
    margin-bottom: 16px;
}

.quick-link {
    display: block;
    width: 100%;
    background: transparent;
    border: 1px solid var(--border);
    color: var(--text);
    padding: 10px 12px;
    font-size: 10px;
    font-family: 'Press Start 2P', 'Courier New', monospace;
    cursor: pointer;
    transition: all 0.3s ease;
    text-align: left;
    margin-bottom: 6px;
    font-weight: 400;
}

.quick-link:hover {
    border-color: var(--accent);
    background: rgba(255, 248, 220, 0.1);
    color: var(--accent);
}

.quick-link:last-child {
    margin-bottom: 0;
}

/* 响应式调整 */
@media (max-width: 980px) {
    .blog-navigation-card {
        order: -1;
        margin-top: 0;
        margin-bottom: 20px;
    }
    
    .blog-stats {
        justify-content: center;
        gap: 20px;
    }
    
    .tag-filters {
        flex-direction: row;
        flex-wrap: wrap;
        gap: 4px;
    }
    
    .tag-filter {
        flex: 0 0 auto;
        padding: 6px 10px;
        font-size: 8px;
    }
    
    .tag-filter[data-tag]:not([data-tag="all"]) {
        padding-left: 20px;
    }
    
    .tag-filter[data-tag]:not([data-tag="all"])::before {
        left: 6px;
        width: 6px;
        height: 6px;
    }
}

@media (max-width: 600px) {
    .blog-nav-title {
        font-size: 10px;
    }
    
    .stat-number {
        font-size: 14px;
    }
    
    .stat-label {
        font-size: 8px;
    }
    
    .filter-title {
        font-size: 8px;
    }
    
    .tag-filter,
    .quick-link {
        font-size: 8px;
        padding: 6px 8px;
    }
    
    .tag-filter[data-tag]:not([data-tag="all"]) {
        padding-left: 16px;
    }
}

/* 文章目录 (Table of Contents) 样式 */
.article-toc-card {
    margin-top: 20px;
    margin-bottom: 100px;
    max-height: calc(100vh - 160px);
    overflow: hidden;
    position: sticky;
    top: clamp(10px, 80px, 80px);
    z-index: 15;
    width: 100%;
    box-sizing: border-box;
    /* 让目录在header完全消失时能贴到顶部 */
    transition: top 0.3s ease, border-color 0.6s ease, color 0.6s ease; /* 只保留top位置的transition */
    /* 移除padding，在内部元素中控制间距 */
    padding: 0;
}

.toc-title {
    font-family: 'Press Start 2P', 'Courier New', monospace;
    font-size: 12px;
    margin-bottom: 16px;
    display: flex;
    align-items: center;
    gap: 8px;
    font-weight: 400;
    /* 确保标题不占用滚动空间 */
    flex-shrink: 0;
    /* 添加内边距 */
    padding: 16px 16px 0 16px;
}

.toc-content {
    font-size: 11px;
    line-height: 1.4;
    overflow-y: auto;
    overflow-x: hidden;
    width: 100%;
    /* 精确计算高度，减去title高度和padding */
    max-height: calc(100vh - 240px);
    /* 添加内边距但不影响滚动计算 */
    padding: 0 16px 16px 16px;
    box-sizing: border-box;
}

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

.toc-nested {
    list-style: none;
    padding-left: 16px;
    margin: 4px 0;
}

.toc-item {
    margin: 4px 0;
}

.toc-link {
    display: block;
    color: var(--text-soft);
    text-decoration: none;
    padding: 6px 8px;
    border-left: 2px solid transparent;
    transition: color 0.2s ease, border-left-color 0.2s ease, background-color 0.2s ease;
    font-size: 14px;
    line-height: 1.3;
    word-wrap: break-word;
    overflow-wrap: break-word;
    font-weight: 400;
    /* 防止内容变化导致的抖动 */
    box-sizing: border-box;
    width: 100%;
    min-height: 26px;
    display: flex;
    align-items: center;
    border-bottom: none;
}

.toc-link:hover {
    color: var(--secondary);
    border-left-color: var(--secondary);
    background: rgba(184, 230, 211, 0.1);
    text-decoration: none;
    text-shadow: none;
    border-bottom: none;
}

.toc-link.active {
    color: var(--accent);
    border-left-color: var(--accent);
    background: rgba(255, 248, 220, 0.1);
    font-weight: 400;
}

/* 不同层级的目录项样式 */
.toc-level-2 .toc-link {
    font-weight: 400;
    font-size: 14px;
}

.toc-level-3 .toc-link {
    font-size: 12px;
    opacity: 0.9;
    font-weight: 400;
}

.toc-level-4 .toc-link,
.toc-level-5 .toc-link,
.toc-level-6 .toc-link {
    font-size: 10px;
    opacity: 0.8;
    font-weight: 400;
}

.no-toc {
    color: var(--text-soft);
    font-style: italic;
    text-align: center;
    padding: 16px;
    opacity: 0.7;
}

/* 目录滚动条样式 */
.article-toc-card::-webkit-scrollbar {
    width: 4px;
    /* 确保滚动条不会影响布局 */
    position: absolute;
}

.article-toc-card::-webkit-scrollbar-track {
    background: rgba(255, 255, 255, 0.1);
}

.article-toc-card::-webkit-scrollbar-thumb {
    background: var(--secondary);
    border-radius: 2px;
}

.article-toc-card::-webkit-scrollbar-thumb:hover {
    background: var(--accent);
}

/* 防止hover时出现奇怪的滚动条 */
.toc-content {
    scrollbar-width: thin;
    scrollbar-color: var(--secondary) transparent;
    overflow-x: hidden;
    /* 确保内容不会导致布局变化 */
    contain: layout;
}

.toc-list,
.toc-nested {
    overflow: visible;
    width: 100%;
    box-sizing: border-box;
}

/* 响应式调整 - 包含目录样式 */
@media (max-width: 980px) {
    .blog-navigation-card,
    .article-toc-card {
        order: -1;
        margin-top: 0;
        margin-bottom: 20px;
        position: static;
        max-height: none;
        overflow-y: visible;
    }
    
    .toc-title {
        font-size: 10px;
    }
    
    .toc-link {
        font-size: 9px;
        padding: 4px 6px;
        min-height: 24px;
    }
    
    .toc-level-2 .toc-link {
        font-size: 9px;
    }
    
    .toc-level-3 .toc-link {
        font-size: 8px;
    }
    
    .toc-level-4 .toc-link,
    .toc-level-5 .toc-link,
    .toc-level-6 .toc-link {
        font-size: 7px;
    }
}

@media (max-width: 600px) {
    .article-toc-card {
        position: static;
        max-height: none;
        margin-bottom: 16px;
        overflow-y: visible;
    }
    
    .toc-title {
        font-size: 9px;
        margin-bottom: 12px;
    }
    
    .toc-nested {
        padding-left: 12px;
    }
    
    .toc-link {
        font-size: 8px;
        padding: 3px 5px;
        line-height: 1.2;
        min-height: 20px;
    }
    
    .toc-level-2 .toc-link {
        font-size: 8px;
    }
    
    .toc-level-3 .toc-link {
        font-size: 7px;
    }
    
    .toc-level-4 .toc-link,
    .toc-level-5 .toc-link,
    .toc-level-6 .toc-link {
        font-size: 6px;
    }
}

/* 扩展语法样式 */

/* 脚注样式 */
.blog-content sup a {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: bold;
    background: rgba(64, 156, 255, 0.1);
    padding: 2px 4px;
    border-radius: 3px;
    margin: 0 1px;
    transition: all 0.2s ease;
}

.blog-content sup a:hover {
    background: rgba(64, 156, 255, 0.2);
    text-decoration: underline;
}

.blog-content [id^="footnote-"] a {
    color: var(--primary-color);
    text-decoration: none;
    margin-left: 8px;
}

.blog-content [id^="footnote-"] a:hover {
    text-decoration: underline;
}

/* 定义列表样式 */
.blog-content dl {
    margin: 16px 0;
    background: var(--card-bg);
    border-radius: 8px;
    overflow: hidden;
    border: 1px solid var(--border-color);
}

.blog-content dt {
    background: var(--primary-color);
    color: white;
    padding: 12px 16px;
    font-weight: bold;
    margin: 0;
}

.blog-content dd {
    padding: 12px 16px;
    margin: 0;
    background: var(--card-bg);
    border-bottom: 1px solid var(--border-color);
}

.blog-content dd:last-child {
    border-bottom: none;
}

/* 缩写样式 */
.blog-content abbr {
    border-bottom: 2px dotted var(--primary-color);
    cursor: help;
    text-decoration: none;
    color: var(--primary-color);
    font-weight: 500;
    transition: all 0.2s ease;
}

.blog-content abbr:hover {
    background: rgba(64, 156, 255, 0.1);
    border-bottom-style: solid;
}

.md-video { margin: 1em 0; }
.md-video__box { position: relative; width: 100%; }
.md-video__box iframe, .md-video__box video {
  width: 100%; height: 100%; border: 0; display: block; aspect-ratio: 16 / 9;
}
.md-video__link { text-decoration: underline; }
.md-video__unavailable {
  padding: .75rem; background: #f6f7f8; border: 1px solid #e2e3e5; border-radius: .5rem;
}
@media (prefers-reduced-motion: reduce) {
  video { animation: none !important; transition: none !important; }
}

/* 外层容器用 flex 控水平位置 */
.md-align { 
  display: flex;
}

/* 居中 / 右对齐 */
.md-align { display: flex; }
.md-align--center { justify-content: center; }
.md-align--right  { justify-content: flex-end; }

/* 盒子按声明宽度走，不要被 100% 顶满 */
.md-align__box { flex: 0 0 auto; max-width: 100%; width: auto; }