/* 博客主样式 */
:root {
  --primary-color: #2c3e50;
  --secondary-color: #3498db;
  --accent-color: #c41a16;
  --text-color: #333;
  --light-text: #666;
  --bg-color: #fff;
  --light-bg: #f8f9fa;
  --border-color: #e1e8ed;
  --code-bg: #fafbfc;
  --shadow: 0 2px 4px rgba(0,0,0,0.1);
  --radius: 6px;
  --max-width: 800px;
  /* 优化中英文混排字体 */
  --font-family: 
    "PingFang SC", "Hiragino Sans GB", "STHeiti", "Microsoft YaHei", "SimHei",
    "Inter", "SF Pro Text", "Helvetica Neue", Arial, sans-serif;
  --code-font: 
    "Courier New", "Consolas", monospace;
}

/* 基础样式 */
* {
  box-sizing: border-box;
}

body {
  font-family: var(--font-family);
  line-height: 1.7;
  color: var(--text-color);
  background-color: var(--bg-color);
  margin: 0;
  padding: 0;
  width: 100%;
  font-weight: 400;

  /* 优化中英文混排 */
  font-feature-settings: "kern" 1, "liga" 1;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 20px;
  width: 100%;
  box-sizing: border-box;
}

/* 头部样式 */
.site-header {
  background-color: var(--bg-color);
  border-bottom: 1px solid var(--border-color);
  padding: 1rem 0;
  margin-bottom: 2rem;
}

.site-title {
  margin: 0;
  font-size: 1.5rem;
  font-weight: 300;
}

.site-title a {
  color: var(--primary-color);
  text-decoration: none;
}

.site-nav {
  margin-top: 0.5rem;
}

.site-nav a {
  color: var(--light-text);
  text-decoration: none;
  margin-right: 1.2rem;
  font-size: 0.9rem;
  /* 导航链接中英文优化 */
  letter-spacing: 0.05em;
  white-space: nowrap;
}

.site-nav a:hover {
  color: var(--accent-color);
}

/* 内容样式 */
#content.content {
  max-width: var(--max-width) !important;
  margin: 0 auto 3rem auto !important;
  padding: 0 20px !important;
  box-sizing: border-box;
}

/* 如果有postamble和preamble，也要居中 */
#preamble,
#postamble {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 20px;
}

/* 针对实际生成的HTML结构进行居中 */
#content.content {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 20px;
  box-sizing: border-box;
}

/* 确保preamble和postamble不影响布局 */
#preamble.status,
#postamble.status {
  max-width: none;
  margin: 0;
  padding: 0;
}

/* Header 和 Footer 保持全宽，但内容居中 */
.site-header,
.site-footer {
  width: 100%;
}

.site-header .container,
.site-footer .container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 20px;
}

/* 重要：覆盖之前可能冲突的样式 */
body > #preamble,
body > #content,
body > #postamble {
  max-width: none;
  margin: 0;
  padding: 0;
}

/* 只有content内的内容才需要居中约束 */
#content.content {
  max-width: var(--max-width) !important;
  margin: 0 auto !important;
  padding: 0 20px !important;
}

.title {
  font-size: 2rem;
  font-weight: 400;
  color: var(--primary-color);
  margin-bottom: 1rem;
  line-height: 1.2;
}

.subtitle {
  font-size: 1.1rem;
  color: var(--light-text);
  margin-bottom: 2rem;
}

/* 文章元信息 */
.post-meta {
  color: var(--light-text);
  font-size: 0.9rem;
  margin-bottom: 2rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--border-color);
  /* 日期和元信息的中英文混排优化 */
  letter-spacing: 0.03em;
  font-feature-settings: "tnum" 1; /* 等宽数字 */
}

/* 标题样式 */
h1, h2, h3, h4, h5, h6 {
  color: var(--primary-color);
  margin-top: 2rem;
  margin-bottom: 1rem;
  font-weight: 400;
  line-height: 1.3;
}

h1 { font-size: 2rem; }
h2 { font-size: 1.5rem; }
h3 { font-size: 1.3rem; }
h4 { font-size: 1.1rem; }

/* 段落和文本 */
p {
  margin-bottom: 1.2rem;
  /* 中英文混排优化 */
  text-align: justify;  /* 两端对齐，改善中文换行 */
  text-justify: inter-ideograph;  /* 中文字符间距调整 */
  word-break: normal;  /* 使用正常的换行规则 */
  overflow-wrap: normal;  /* 不强制换行 */
  white-space: normal;
  /* 中文字符间距优化 - 减少间距以改善换行 */
  letter-spacing: 0;
  /* 增强正文的可读性 */
  font-size: 1rem;
  line-height: 1.7;
}

/* 优化中英文混排的字符间距 */
p, 
.post-meta,
.post-list,
blockquote {
  /* 优化文本渲染 */
  text-size-adjust: 100%;
  -webkit-text-size-adjust: 100%;
  /* 针对中英文混排的间距优化 - 减少间距避免影响换行 */
  word-spacing: 0;
}

/* 中文内容排版优化 */
html[lang^="zh"] body,
:lang(zh) body,
:lang(zh-CN) body {
  font-family: "PingFang SC", "Hiragino Sans GB", "Source Han Sans SC", "Microsoft YaHei", "Noto Sans CJK SC", "WenQuanYi Micro Hei", sans-serif;
  font-weight: 400;
  letter-spacing: 0;
  word-spacing: 0;
  line-height: 1.75;
  font-feature-settings: "kern" 1, "liga" 1;
}

html[lang^="zh"] p,
html[lang^="zh"] .post-meta,
html[lang^="zh"] li,
html[lang^="zh"] blockquote,
:lang(zh) p,
:lang(zh) .post-meta,
:lang(zh) li,
:lang(zh) blockquote,
:lang(zh-CN) p,
:lang(zh-CN) .post-meta,
:lang(zh-CN) li,
:lang(zh-CN) blockquote {
  letter-spacing: 0;
  word-spacing: 0;
  line-height: 1.9;
  margin-bottom: 1.45rem;
  font-weight: 400;
  color: #2a2a2a;
  word-break: normal;
  overflow-wrap: normal;
  text-align: justify;
  text-justify: inter-ideograph;
}

html[lang^="zh"] h1,
html[lang^="zh"] h2,
html[lang^="zh"] h3,
html[lang^="zh"] h4,
html[lang^="zh"] h5,
html[lang^="zh"] h6,
:lang(zh) h1,
:lang(zh) h2,
:lang(zh) h3,
:lang(zh) h4,
:lang(zh) h5,
:lang(zh) h6,
:lang(zh-CN) h1,
:lang(zh-CN) h2,
:lang(zh-CN) h3,
:lang(zh-CN) h4,
:lang(zh-CN) h5,
:lang(zh-CN) h6 {
  font-family: "PingFang SC", "Hiragino Sans GB", "Source Han Sans SC", "Microsoft YaHei", "Noto Sans CJK SC", sans-serif;
  font-weight: 500;
  letter-spacing: 0.04em;
  word-spacing: 0.05em;
  line-height: 1.5;
  margin-top: 2.4rem;
  margin-bottom: 1.1rem;
  color: var(--primary-color);
}

html[lang^="zh"] .site-title,
html[lang^="zh"] .title,
:lang(zh) .site-title,
:lang(zh) .title,
:lang(zh-CN) .site-title,
:lang(zh-CN) .title {
  letter-spacing: 0.05em;
  font-weight: 500;
}

html[lang^="zh"] li,
:lang(zh) li,
:lang(zh-CN) li {
  line-height: 1.85;
  margin-bottom: 0.65rem;
}

/* 英文内容排版优化 */
html[lang^="en"] body,
:lang(en) body {
  font-family: "Inter", "SF Pro Text", "Helvetica Neue", Arial, sans-serif;
  letter-spacing: 0.01em;
  word-spacing: 0;
  font-feature-settings: "kern" 1, "liga" 1, "lnum" 1;
}

html[lang^="en"] p,
html[lang^="en"] .post-meta,
html[lang^="en"] li,
html[lang^="en"] blockquote,
:lang(en) p,
:lang(en) .post-meta,
:lang(en) li,
:lang(en) blockquote {
  letter-spacing: 0.01em;
  word-spacing: 0.02em;
  line-height: 1.6;
  margin-bottom: 1.1rem;
  font-weight: 350;
  color: #2b2b2b;
}

html[lang^="en"] h1,
html[lang^="en"] h2,
html[lang^="en"] h3,
html[lang^="en"] h4,
html[lang^="en"] h5,
html[lang^="en"] h6,
:lang(en) h1,
:lang(en) h2,
:lang(en) h3,
:lang(en) h4,
:lang(en) h5,
:lang(en) h6 {
  font-family: "Inter", "SF Pro Display", "Helvetica Neue", Arial, sans-serif;
  font-weight: 500;
  letter-spacing: 0.008em;
  word-spacing: 0;
  line-height: 1.35;
  margin-top: 1.8rem;
  margin-bottom: 0.9rem;
}

html[lang^="en"] .site-title,
html[lang^="en"] .title,
:lang(en) .site-title,
:lang(en) .title {
  letter-spacing: 0.01em;
  font-weight: 500;
}

html[lang^="en"] .site-nav a,
:lang(en) .site-nav a {
  letter-spacing: 0.02em;
  word-spacing: 0;
}

/* 链接样式 */
a {
  color: var(--accent-color);
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

/* 列表样式 */
ul, ol {
  margin-bottom: 1rem;
  padding-left: 2rem;
}

li {
  margin-bottom: 0.3rem;
}

/* 首页文章列表样式优化 - 更紧凑 */
#content ul li {
  margin-bottom: 0.1rem;
  line-height: 1.6;
}

/* 确保其他页面的列表保持正常间距 */
.post-content ul li,
.content ul li {
  margin-bottom: 0.3rem;
}

/* 代码样式 */
code {
  background-color: var(--code-bg);
  padding: 0.2rem 0.4rem;
  border-radius: 3px;
  font-family: var(--code-font);
  font-size: 0.9rem;
}

pre {
  background-color: var(--code-bg);
  padding: 1rem;
  border-radius: var(--radius);
  overflow-x: auto;
  margin-bottom: 1rem;
  border: 1px solid var(--border-color);
}

pre code {
  background: none;
  padding: 0;
  font-size: 0.85rem;
}

.src {
  font-family: var(--code-font);
}

/* 目录(TOC)样式 - 书签式 */
#table-of-contents,
.table-of-contents {
  position: fixed;
  top: 100px;
  left: -260px;
  width: 240px;
  max-height: calc(100vh - 140px);
  overflow-y: auto;
  background: rgba(255, 255, 255, 0.95);
  border: 1px solid rgba(0, 0, 0, 0.08);
  border-left: none;
  border-radius: 0 6px 6px 0;
  padding: 1rem;
  margin: 0;
  box-shadow: 2px 0 12px rgba(0, 0, 0, 0.06);
  z-index: 100;
  /* 默认隐藏在左侧屏幕外 */
  opacity: 0;
}

/* 弱化TOC滚动条 */
#table-of-contents::-webkit-scrollbar,
.table-of-contents::-webkit-scrollbar {
  width: 2px;
}

#table-of-contents::-webkit-scrollbar-track,
.table-of-contents::-webkit-scrollbar-track {
  background: transparent;
}

#table-of-contents::-webkit-scrollbar-thumb,
.table-of-contents::-webkit-scrollbar-thumb {
  background: rgba(0, 0, 0, 0.1);
  border-radius: 1px;
}

#table-of-contents::-webkit-scrollbar-thumb:hover,
.table-of-contents::-webkit-scrollbar-thumb:hover {
  background: rgba(0, 0, 0, 0.2);
}

/* 当TOC有内容时显示 */
#table-of-contents.toc-visible,
.table-of-contents.toc-visible {
  left: 0;
  opacity: 1;
}

/* TOC切换按钮 - 书签式 */
.toc-toggle {
  position: fixed;
  top: 140px;
  left: 0;
  width: 18px;
  height: 50px;
  background: linear-gradient(135deg, #fff 0%, #f8f9fa 100%);
  color: var(--text-color);
  border: 1px solid #e1e4e8;
  border-left: none;
  border-radius: 0 6px 6px 0;
  cursor: pointer;
  z-index: 101;
  font-size: 8px;
  font-family: Arial, sans-serif;
  font-weight: 100;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 2px 0 8px rgba(0, 0, 0, 0.1);
  transition: all 0.3s ease;
  writing-mode: vertical-rl;
  text-orientation: mixed;
  letter-spacing: 1px;
}

.toc-toggle:hover {
  left: 2px;
  box-shadow: 4px 0 12px rgba(0, 0, 0, 0.15);
}

.toc-toggle.active {
  display: none;
}

/* TOC书签 - 始终跟随TOC */
.toc-bookmark {
  position: fixed;
  top: 115px;
  left: 0;
  width: 18px;
  height: 45px;
  background: rgba(248, 250, 252, 0.9);
  color: rgba(100, 116, 139, 0.8);
  border: 1px solid rgba(0, 0, 0, 0.06);
  border-left: none;
  border-radius: 0 4px 4px 0;
  cursor: pointer;
  z-index: 102;
  font-size: 7px;
  font-family: -apple-system, BlinkMacSystemFont, Arial, sans-serif;
  font-weight: 100;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 1px 0 6px rgba(0, 0, 0, 0.05);
  writing-mode: vertical-rl;
  text-orientation: mixed;
  letter-spacing: 1px;
  opacity: 0.6;
}

.toc-bookmark:hover {
  opacity: 0.9;
  color: rgba(100, 116, 139, 1);
}

/* 当TOC隐藏时，书签在屏幕左边缘 */
body:not(.toc-active) .toc-bookmark {
  left: 0;
}

/* 当TOC显示时，书签移动到TOC右边缘 */
body.toc-active .toc-bookmark {
  left: 240px;
}



/* 隐藏原来的切换按钮 */
.toc-toggle {
  display: none;
}

#table-of-contents h2,
.table-of-contents h2 {
  color: var(--text-color);
  font-size: 0.9rem;
  font-weight: 500;
  margin: 0 0 1rem 0;
  padding: 0;
  border: none;
  text-transform: none;
  letter-spacing: normal;
  position: sticky;
  top: 0;
  background: inherit;
  z-index: 1;
  position: relative;
}

/* TOC标题样式 - 保留原文用于语言检测，但用CSS替换显示 */
#table-of-contents h2,
.table-of-contents h2 {
  position: relative;
  font-size: 0;
  height: 0;
  margin: 0;
  padding: 0;
  overflow: hidden;
  /* 保留原始内容供JavaScript检测，但不显示 */
}

#table-of-contents h2::before,
.table-of-contents h2::before {
  content: "目录";
  font-size: 0.9rem;
  font-weight: 400;
  color: rgba(100, 116, 139, 0.5);
  display: block;
  margin-bottom: 0.8rem;
  position: relative;
}

/* 英文页面的TOC标题 */
html[lang^="en"] #table-of-contents h2::before,
html[lang^="en"] .table-of-contents h2::before,
.toc-lang-en #table-of-contents h2::before,
.toc-lang-en .table-of-contents h2::before {
  content: "Contents";
  color: rgba(100, 116, 139, 0.5);
}

/* TOC列表样式 */
#table-of-contents ul,
.table-of-contents ul {
  list-style: none;
  margin: 0;
  padding: 0;
}

#table-of-contents > div > ul,
.table-of-contents > div > ul {
  margin: 0;
}

/* TOC链接样式 - 弱化版 */
#table-of-contents a,
.table-of-contents a {
  color: rgba(100, 116, 139, 0.55);
  text-decoration: none;
  display: block;
  padding: 0.3rem 0;
  margin: 0.03rem 0;
  font-size: 0.85rem;
  line-height: 1.4;
  position: relative;
  word-wrap: break-word;
  hyphens: auto;
}

#table-of-contents a:hover,
.table-of-contents a:hover {
  color: rgba(100, 116, 139, 0.8);
  text-decoration: none;
}

/* TOC活动状态样式 - 弱化版 */
#table-of-contents a.active,
.table-of-contents a.active {
  color: rgba(100, 116, 139, 0.8);
  font-weight: 500;
}

/* TOC层级缩进 */
#table-of-contents li,
.table-of-contents li {
  margin: 0;
}

/* TOC层级样式 - 极简版 */
#table-of-contents ul ul li,
.table-of-contents ul ul li {
  margin-left: 0.8rem;
}

#table-of-contents ul ul ul li,
.table-of-contents ul ul ul li {
  margin-left: 1.6rem;
}

/* 四级及以下标题 - 简洁版 */
#table-of-contents ul ul ul ul li,
.table-of-contents ul ul ul ul li {
  margin-left: 2.5rem;
}

#table-of-contents ul ul ul ul li > a,
.table-of-contents ul ul ul ul li > a {
  font-size: 0.75rem;
  color: var(--light-text);
  opacity: 0.8;
}

/* TOC折叠功能 - 浮动版 */
#table-of-contents.collapsed > div > ul,
.table-of-contents.collapsed > div > ul {
  display: none;
}

#table-of-contents h2,
.table-of-contents h2 {
  cursor: pointer;
  user-select: none;
}

#table-of-contents h2::after,
.table-of-contents h2::after {
  content: "▼";
  float: right;
  font-size: 0.7rem;
  font-weight: normal;
  color: var(--light-text);
  transition: transform 0.2s ease;
}

#table-of-contents.collapsed h2::after,
.table-of-contents.collapsed h2::after {
  transform: rotate(-90deg);
}

/* TOC关闭按钮已被书签替代，隐藏 */
.toc-close {
  display: none;
}

/* TOC移动端和小屏幕优化 */
@media (max-width: 1200px) {
  /* 在中等屏幕上调整TOC宽度 */
  #table-of-contents,
  .table-of-contents {
    width: 220px;
    left: -220px;
  }
  
  /* 调整书签位置 */
  body.toc-active .toc-bookmark {
    left: 220px;
  }
}



/* 宽屏幕优化：为内容腾出空间 */
@media (min-width: 1400px) {
  /* 只调整主内容区域的左边距，不影响header */
  body.toc-active #content.content {
    margin-left: 260px;
  }
  
  /* 宽屏幕上TOC稍微宽一点 */
  #table-of-contents,
  .table-of-contents {
    width: 240px;
    left: -240px;
  }
  
  /* 宽屏幕书签位置 */
  body.toc-active .toc-bookmark {
    left: 240px;
  }
}

/* 代码复制按钮样式 */
.copy-code-btn {
  position: absolute;
  top: 8px;
  right: 8px;
  background: rgba(0, 0, 0, 0.6);
  color: white;
  border: none;
  padding: 4px 8px;
  border-radius: 4px;
  font-size: 0.75rem;
  cursor: pointer;
  opacity: 0;
  transition: opacity 0.3s ease;
}

pre:hover .copy-code-btn {
  opacity: 1;
}

.copy-code-btn:hover {
  background: rgba(0, 0, 0, 0.8);
}

/* 键盘导航支持 */
.toc-toggle:focus,
.toc-close:focus {
  outline: 2px solid var(--primary-color);
  outline-offset: 2px;
}

/* 动画性能优化 */
#table-of-contents,
.table-of-contents,
.toc-toggle {
  will-change: transform;
}

/* 深色主题适配 */
@media (prefers-color-scheme: dark) {
  #table-of-contents,
  .table-of-contents {
    background: rgba(20, 20, 20, 0.95);
    border: 1px solid rgba(255, 255, 255, 0.1);
  }
  
  .toc-toggle {
    background: rgba(20, 20, 20, 0.9);
    border: 1px solid rgba(255, 255, 255, 0.1);
  }
  
  .toc-close {
    background: rgba(255, 255, 255, 0.1);
  }
  
  .toc-close:hover {
    background: rgba(255, 0, 0, 0.2);
  }
}

/* 表格样式 */
table {
  width: 100%;
  border-collapse: collapse;
  margin-bottom: 1rem;
}

th, td {
  padding: 0.5rem;
  text-align: left;
  border-bottom: 1px solid var(--border-color);
}

th {
  background-color: var(--light-bg);
  font-weight: 600;
}

/* 引用样式 */
blockquote {
  border-left: 2px solid grey;
  padding-left: 1rem;
  margin: 1rem 0;
  font-style: italic;
  color: var(--light-text);
}

/* 图片样式 */
img {
  max-width: 100%;
  height: auto;
  border-radius: var(--radius);
  margin: 1rem 0;
}

/* 博客图片特殊样式 */
img.blog-image {
  max-width: 100%;
  height: auto;
  border-radius: var(--radius);
  margin: 1.5rem 0;
  box-shadow: var(--shadow);
  display: block;
  margin-left: auto;
  margin-right: auto;
}

/* 文章列表样式 */
.post-list {
  list-style: none;
  padding: 0;
}

.post-list li {
  margin-bottom: 1.5rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--border-color);
}

.post-list li:last-child {
  border-bottom: none;
}

.post-list h3 {
  margin-top: 0;
  margin-bottom: 0.5rem;
}

.post-list .post-date {
  color: var(--light-text);
  font-size: 0.9rem;
}

/* 底部样式 */
.site-footer {
  background-color: transparent;
  padding: 2rem 0 3rem 0;
  margin-top: 4rem;
  text-align: center;
  border-top: 1px solid rgba(0, 0, 0, 0.05);
}

.site-footer p {
  color: #888;
  font-size: 0.8rem;
  font-weight: 400;
  letter-spacing: 0.3px;
  margin: 0;
  opacity: 0.8;
  transition: opacity 0.3s ease;
}

.site-footer:hover p {
  opacity: 1;
}

/* 代码高亮样式 - 增强和修正 */
.hljs {
  display: block;
  overflow-x: auto;
  padding: 1rem;
  border-radius: var(--radius);
  font-family: var(--code-font) !important;
  font-size: 0.85rem;
  line-height: 1.5;
}

/* highlight.js会提供完整的语法高亮样式，这里只做一些增强 */

/* 确保代码块的容器样式正确 */
pre code.hljs {
  background: transparent;
  padding: 0;
}

/* 优化代码块的边框和阴影 */
pre .hljs {
  border: 1px solid var(--border-color);
  box-shadow: var(--shadow);
}

/* 代码复制按钮 */
.copy-code-button {
  position: absolute;
  top: 0.5rem;
  right: 0.5rem;
  background: var(--secondary-color);
  color: white;
  border: none;
  padding: 0.3rem 0.6rem;
  border-radius: 3px;
  font-size: 0.8rem;
  cursor: pointer;
  opacity: 0;
  transition: opacity 0.2s;
}

pre:hover .copy-code-button {
  opacity: 1;
}

.copy-code-button:hover {
  background: var(--primary-color);
}

/* ========== 响应式设计优化 ========== */

/* 移动端优化 */
@media (max-width: 768px) {
  /* 移动端容器和内容区域优化 */
  .container,
  #content.content {
    padding: 0 16px !important;
    max-width: 100% !important;
    margin: 0 auto !important;
  }
  
  /* 移动端字体大小优化 */
  body {
    font-size: 16px;
    line-height: 1.6;
  }
  
  /* 移动端标题优化 */
  .title {
    font-size: 1.75rem;
    line-height: 1.3;
    margin-bottom: 1.5rem;
  }
  
  h1 { font-size: 1.6rem; line-height: 1.3; }
  h2 { font-size: 1.4rem; line-height: 1.3; }
  h3 { font-size: 1.2rem; line-height: 1.3; }
  h4 { font-size: 1.1rem; line-height: 1.3; }
  
  /* 移动端头部优化 */
  .site-header {
    padding: 1rem 0;
    margin-bottom: 2rem;
  }
  
  .site-title {
    font-size: 1.5rem;
    margin-bottom: 0.8rem;
    font-weight: 500;
  }
  
  /* 移动端导航优化 */
  .site-nav {
    margin-top: 0;
  }
  
  .site-nav a {
    display: inline-block;
    margin-right: 1.2rem;
    margin-bottom: 0.3rem;
    font-size: 1rem;
    padding: 0.3rem 0;
  }
  
  /* 移动端段落优化 */
  p {
    font-size: 16px;
    line-height: 1.6;
    margin-bottom: 1.2rem;
  }
  
  /* 移动端列表优化 */
  ul, ol {
    padding-left: 1.2rem;
    margin-bottom: 1.5rem;
  }
  
  li {
    margin-bottom: 0.6rem;
    line-height: 1.65;
  }
  
  /* 移动端section间距优化 */
  .content section,
  #content section {
    margin-bottom: 2.5rem;
  }
  
  /* Bio部分优化 */
  h1:first-of-type,
  h2:first-of-type {
    margin-top: 0;
    margin-bottom: 1.2rem;
  }
  
  /* 移动端代码样式优化 */
  code {
    font-size: 14px;
    padding: 0.2rem 0.3rem;
  }
  
  pre {
    padding: 0.8rem;
    font-size: 14px;
    overflow-x: auto;
    margin: 1rem 0;
  }
  
  /* 移动端表格优化 */
  table {
    font-size: 14px;
    overflow-x: auto;
    display: block;
    white-space: nowrap;
  }
  
  th, td {
    padding: 0.4rem 0.3rem;
    font-size: 14px;
  }
  
  /* 移动端引用优化 */
  blockquote {
    margin: 1rem 0;
    padding-left: 0.8rem;
    font-size: 15px;
    line-height: 1.6;
  }
  
  /* 移动端图片优化 */
  img,
  img.blog-image {
    width: 100%;
    max-width: 100%;
    height: auto;
    margin: 1rem 0;
  }
  
  /* 移动端底部优化 */
  .site-footer {
    padding: 2rem 0;
    margin-top: 2.5rem;
  }
  
  .site-footer p {
    font-size: 13px;
    line-height: 1.5;
  }
  
  /* 移动端文章元信息优化 */
  .post-meta {
    font-size: 14px;
    margin-bottom: 1.5rem;
    padding-bottom: 0.8rem;
  }
  
  /* 移动端文章列表优化 */
  .post-list {
    margin-top: 1rem;
  }
  
  .post-list li {
    margin-bottom: 0.8rem;
    padding-bottom: 0;
    line-height: 1.5;
  }
  
  .post-list h3 {
    font-size: 1.1rem;
    line-height: 1.4;
    margin-bottom: 0.3rem;
    font-weight: 500;
  }
  
  .post-list .post-date {
    font-size: 14px;
    color: var(--light-text);
    margin-left: 0.5rem;
  }
  
  /* Recent Posts 标题优化 */
  h2 {
    margin-top: 2rem;
    margin-bottom: 1rem;
    font-size: 1.3rem;
  }
  
  /* 移动端TOC调整 */
  #table-of-contents,
  .table-of-contents {
    width: min(85vw, 280px);
    left: calc(-1 * min(85vw, 280px));
    top: 70px;
    max-height: calc(100vh - 90px);
    font-size: 14px;
  }
  
  .toc-bookmark {
    top: 90px;
    width: 16px;
    height: 40px;
    font-size: 6px;
  }
  
  body.toc-active .toc-bookmark {
    left: min(85vw, 280px);
  }
}

/* 超小屏幕优化 (iPhone SE 等) */
@media (max-width: 375px) {
  .container,
  #content.content {
    padding: 0 14px !important;
  }
  
  .title {
    font-size: 1.4rem;
  }
  
  h1 { font-size: 1.3rem; }
  h2 { font-size: 1.2rem; }
  h3 { font-size: 1.1rem; }
  
  .site-title {
    font-size: 1.3rem;
  }
  
  .site-header {
    padding: 0.8rem 0;
    margin-bottom: 1.8rem;
  }
  
  .site-nav a {
    margin-right: 1.2rem;
    font-size: 0.9rem;
  }
  
  p {
    font-size: 15px;
    line-height: 1.6;
  }
  
  li {
    margin-bottom: 0.5rem;
  }
  
  /* 超小屏幕TOC */
  #table-of-contents,
  .table-of-contents {
    width: min(90vw, 260px);
    left: calc(-1 * min(90vw, 260px));
  }
  
  body.toc-active .toc-bookmark {
    left: min(90vw, 260px);
  }
}

/* 中等屏幕优化 (平板等) */
@media (min-width: 769px) and (max-width: 1024px) {
  .container,
  #content.content {
    padding: 0 24px !important;
    max-width: min(90vw, 720px) !important;
  }
  
  .title {
    font-size: 1.8rem;
  }
}

/* 移动端中英文混排优化 */
@media (max-width: 768px) {
  /* 移动端中文优化 */
  html[lang^="zh"] p,
  html[lang^="zh"] li,
  html[lang^="zh"] blockquote,
  :lang(zh) p,
  :lang(zh) li,
  :lang(zh) blockquote,
  :lang(zh-CN) p,
  :lang(zh-CN) li,
  :lang(zh-CN) blockquote {
    font-size: 16px;
    line-height: 1.7;
    margin-bottom: 1.2rem;
    word-break: normal;
    overflow-wrap: break-word;
  }
  
  /* 移动端英文优化 */
  html[lang^="en"] p,
  html[lang^="en"] li,
  html[lang^="en"] blockquote,
  :lang(en) p,
  :lang(en) li,
  :lang(en) blockquote {
    font-size: 16px;
    line-height: 1.6;
    margin-bottom: 1.1rem;
  }
  
  /* 移动端链接优化 */
  a {
    touch-action: manipulation;
    -webkit-tap-highlight-color: rgba(0,0,0,0.1);
  }
  
  /* 移动端按钮和交互元素 */
  .site-nav a:active {
    background-color: rgba(0,0,0,0.05);
    border-radius: 3px;
  }
  
  /* 移动端内容分隔优化 */
  .content > *:first-child,
  #content > *:first-child {
    margin-top: 0;
  }
  
  .content > h1,
  .content > h2,
  #content > h1,
  #content > h2 {
    margin-top: 2.5rem;
  }
  
  .content > h1:first-child,
  .content > h2:first-child,
  #content > h1:first-child,
  #content > h2:first-child {
    margin-top: 0;
  }
}/* 中英文混排优化 */
.content p,
.post-content p,
#content p {
  /* 使用更合适的断行规则 */
  word-break: normal;
  overflow-wrap: normal;
  text-align: justify;
  text-justify: inter-ideograph;
}

/* 针对标题的中英文混排优化 */
h1, h2, h3, h4, h5, h6,
.title,
.site-title {
  word-break: keep-all;
  overflow-wrap: break-word;
  /* 标题字间距稍微紧凑一些 */
  letter-spacing: 0.02em;
}

/* 链接文本优化 */
a {
  word-break: keep-all;
}

/* 列表项中英文混排 */
li {
  word-break: keep-all;
  overflow-wrap: break-word;
}

/* 引用块中英文混排 */
blockquote {
  word-break: keep-all;
  overflow-wrap: break-word;
}

/* 中文标点符号优化 */
.content,
#content,
p, li, blockquote {
  /* 优化中文标点的显示 */
  text-emphasis: none;
  /* 防止中文标点出现在行首 */
  line-break: strict;
}

/* 针对Safari的优化 */
@supports (-webkit-appearance: none) {
  body {
    -webkit-locale: "zh-CN";
  }
  
  p, li, blockquote {
    -webkit-hyphens: none;
    hyphens: none;
  }
}

/* 特殊的中英文间距优化（使用伪元素） */
.content p::after,
#content p::after {
  content: "";
  /* 为了更好的阅读体验，在段落后添加微小间距 */
  display: inline-block;
  width: 0;
}

/* 暗色模式支持 */
@media (prefers-color-scheme: dark) {
  :root {
    --primary-color: #fff;
    --text-color: #e1e8ed;
    --light-text: #8899a6;
    --bg-color: #15202b;
    --light-bg: #192734;
    --border-color: #38444d;
    --code-bg: #192734;
  }
  
  /* 暗色模式下的TOC优化 - 简洁版 */
  #table-of-contents,
  .table-of-contents {
    border-left-color: var(--border-color);
  }
}