@import url('https://fonts.googleapis.com/css2?family=Noto+Sans+SC:wght@400;500;600;700&family=JetBrains+Mono:wght@400;500&display=swap');

:root {
  /* VS Code Dark+ 色板 */
  --bg: #1e1e1e;
  --bg-sidebar: #252526;
  --bg-panel: #2d2d2d;
  --bg-input: #3c3c3c;
  --bg-hover: #2a2d2e;
  --bg-active: #37373d;
  --text: #d4d4d4;
  --text-muted: #858585;
  --text-dim: #6a9955;
  --border: #3c3c3c;
  --border-focus: #6a8fa8;
  --accent: #8eb4d4;
  --accent-hover: #a8c8e0;
  --accent-soft: rgba(142, 180, 212, 0.12);
  --selection: #3a5068;
  --code-bg: #1e1e1e;
  --code-inline-bg: #2d2d2d;
  --code-inline: #ce9178;
  --string: #ce9178;
  --keyword: #8aa4b8;
  --function: #dcdcaa;
  --nav-bg: #333333;
  --nav-text: #cccccc;
  --radius: 4px;
  --shadow: 0 2px 8px rgba(0, 0, 0, 0.4);
  --font-sans: "Segoe UI", "Noto Sans SC", "PingFang SC", "Microsoft YaHei", sans-serif;
  --font-mono: "JetBrains Mono", "Cascadia Code", Consolas, "Courier New", monospace;
}

/* ---------- 1. 全局 ---------- */
body.skin-custom {
  color: var(--text);
  background: var(--bg);
  font-family: var(--font-sans);
  font-size: 14px;
  line-height: 1.7;
}

body.skin-custom ::selection {
  background: var(--selection);
  color: #fff;
}

body.skin-custom a:link,
body.skin-custom a:visited {
  color: var(--accent);
  text-decoration: none;
  transition: color 0.15s ease;
}

body.skin-custom a:hover {
  color: var(--accent-hover);
  text-decoration: underline;
}

/* 博客园全站顶栏 · 深色配色（仅视觉，不干预登录入口显示） */
#top_nav.navbar {
  position: relative;
  z-index: 100;
  background: var(--nav-bg) !important;
  border-bottom: 1px solid var(--border);
}

#top_nav .navbar-main,
#top_nav .navbar-list {
  display: flex;
  align-items: center;
}

#top_nav .navbar-list a,
#top_nav .navbar-branding a {
  color: var(--nav-text) !important;
}

#top_nav .navbar-list a:hover {
  color: #fff !important;
}

#top_nav .navbar-branding img,
#top_nav .navbar-icon,
#top_nav #search_icon,
#top_nav .navbar-search img {
  filter: brightness(0) invert(0.88);
  opacity: 1;
}

#top_nav .navbar-search {
  background: var(--bg-input) !important;
  border: 1px solid var(--border);
}

#top_nav #zzk_search_input {
  background: transparent !important;
  border: 0;
  color: var(--text);
}

#top_nav #zzk_search_input::placeholder {
  color: var(--text-muted);
}

#top_nav #zzk_search_button {
  background: transparent;
  border: 0;
}

#top_nav .dropdown-menu {
  background: var(--bg-panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

#top_nav .dropdown-menu a {
  color: var(--nav-text) !important;
}

#top_nav .dropdown-menu a:hover {
  background: var(--bg-hover);
  color: #fff !important;
  text-decoration: none;
}

#home {
  width: min(1400px, 98%);
  min-width: 0;
  margin: 0 auto;
  padding-bottom: 24px;
}

/* ---------- 2. 博客头部 ---------- */
#header {
  margin-top: 16px;
  padding: 16px 0 0;
  border: 0;
  background: transparent;
}

#blogTitle {
  height: auto;
  min-height: 0;
  margin-bottom: 10px;
  padding: 12px 16px;
  border-left: 3px solid var(--accent);
  background: var(--bg-sidebar);
}

#blogTitle h1 {
  float: none;
  width: auto;
  margin: 0;
  font-family: var(--font-mono);
  font-size: 1.4rem;
  font-weight: 600;
  line-height: 1.3;
}

#blogTitle h1 a.headermaintitle {
  color: var(--function);
}

#blogTitle h1 a.headermaintitle:hover {
  color: var(--accent-hover);
  text-decoration: none;
}

#blogTitle h2 {
  float: none;
  width: auto;
  margin: 4px 0 0;
  color: var(--text-muted);
  font-size: 0.85rem;
  font-family: var(--font-mono);
}

#blogTitle h2:empty {
  display: none;
}

#blogTitle h2:not(:empty)::before {
  content: "// ";
  color: var(--text-dim);
}

#blogLogo,
#lnkBlogLogo {
  display: none;
}

/* 博客导航 · 仿 VS Code 标签栏 */
#navigator {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  height: auto;
  min-height: 0;
  padding: 0;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--bg-sidebar);
  box-shadow: none;
  overflow: visible;
}

#navList {
  flex: 1 1 auto;
  min-height: 0;
  margin: 0;
  padding: 0;
  border-bottom: 0;
}

#navList li {
  float: none;
  display: inline-block;
}

#navList a.menu {
  float: none;
  display: inline-block;
  width: auto;
  height: auto;
  padding: 8px 16px;
  border: 0;
  border-right: 1px solid var(--border);
  border-radius: 0;
  color: var(--text-muted);
  font-size: 13px;
  font-weight: 400;
}

#navList a.menu:hover {
  color: var(--text);
  background: var(--bg-hover);
  text-decoration: none;
}

.blogStats {
  flex: 0 0 auto;
  float: none;
  margin: 0 0 0 auto;
  padding: 8px 14px;
  color: var(--text-muted);
  font-family: var(--font-mono);
  font-size: 11px;
  line-height: 1.5;
  text-align: right;
  white-space: nowrap;
}

.blogStats span,
#stats_post_count,
#stats_article_count,
#stats-comment_count,
#stats-total-view-count {
  color: var(--text-muted);
}

#blog_stats_place_holder,
#blog_stats_place_holder a,
#blog_stats_place_holder span {
  color: var(--text-muted);
}

#blog_stats_place_holder a:hover {
  color: var(--accent);
  text-decoration: none;
}

/* ---------- 3. 主布局 ---------- */
#main {
  min-width: 0;
  margin-top: 16px;
  display: flex;
  gap: 0;
  align-items: flex-start;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
}

#mainContent {
  float: none;
  width: auto;
  flex: 1 1 auto;
  min-width: 0;
  margin: 0;
  padding: 0;
  background: var(--bg);
}

#mainContent .forFlow {
  float: none;
  width: auto;
  margin: 0;
  padding: 20px 24px;
  border: 0;
  border-radius: 0;
  background: var(--bg);
  box-shadow: none;
}

#sideBar {
  float: none;
  width: 220px;
  flex: 0 0 220px;
  min-width: 0;
  padding: 0;
  border-left: 1px solid var(--border);
  background: var(--bg-sidebar);
}

#sideBarMain {
  padding: 12px 14px;
  border: 0;
  border-radius: 0;
  background: var(--bg-sidebar);
  box-shadow: none;
}

/* ---------- 4. 首页文章列表 ---------- */
.day {
  margin-bottom: 24px;
  padding-bottom: 18px;
  border-bottom: 1px solid var(--border);
}

.day:last-child {
  border-bottom: 0;
}

.dayTitle {
  margin-bottom: 12px;
  padding: 4px 8px;
  border: 0;
  border-left: 2px solid var(--keyword);
  background: var(--bg-panel);
  color: var(--text-muted);
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 400;
  text-align: left;
}

.day.pinned .dayTitle::before {
  content: "[pinned] ";
  color: var(--function);
}

.postTitle {
  float: none;
  width: auto;
  margin-bottom: 6px;
  padding-bottom: 0;
  border: 0;
  font-size: 1.1rem;
  font-weight: 600;
  line-height: 1.5;
}

.postTitle a.postTitle2 {
  color: var(--text);
}

.postTitle a.postTitle2:hover {
  color: var(--accent-hover);
  text-decoration: none;
}

.postCon {
  float: none;
  width: auto;
  padding: 6px 0 0;
  color: var(--text-muted);
  line-height: 1.75;
}

.postCon p {
  text-indent: 0;
  margin-bottom: 0.6em;
}

.postDesc {
  float: none;
  width: auto;
  margin-top: 10px;
  padding: 0;
  color: var(--text-muted);
  font-family: var(--font-mono);
  font-size: 11px;
  text-align: left;
}

.postDesc a {
  color: var(--text-muted);
}

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

.postSeparator {
  float: none;
  width: auto;
  margin: 16px auto;
  border-top: 1px solid var(--border);
}

.topicListFooter {
  margin-top: 14px;
  padding-top: 10px;
  border-top: 1px solid var(--border);
  color: var(--text-muted);
  font-size: 12px;
}

.topicListFooter a {
  margin-left: 8px;
}

/* ---------- 5. 文章详情页 ---------- */

/* 覆盖皮肤默认 float + overflow:hidden，避免插入目录后正文被挤到下方 */
#topics {
  float: none;
  overflow: visible;
}

#topics .post {
  display: block;
}

#topics .post::after {
  content: "";
  display: block;
  clear: both;
}

/* 文章页：标题 → 时间 → 正文，收紧垂直间距（纯 CSS，无需页首 JS） */
#topics .post > .clear {
  display: none;
  height: 0;
  margin: 0;
  padding: 0;
}

#topics .postTitle {
  float: none;
  width: auto;
  clear: both;
  margin: 0 0 0;
  padding: 0;
  border-bottom: 0;
  font-size: 1.5rem;
  font-weight: 600;
  line-height: 1.3;
}

#topics .postTitle a.postTitle2 {
  color: var(--text);
  line-height: 1.3;
}

/* 发表时间：紧贴标题，与正文之间留一条细分隔 */
#topics .postTitle a.postTitle2::after {
  content: attr(title);
  display: block;
  margin: 3px 0 0;
  padding: 0 0 8px;
  border-bottom: 1px solid var(--border);
  color: var(--text-muted);
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 400;
  line-height: 1.4;
}

#topics .postBody {
  float: none;
  clear: both;
  width: auto;
  margin-top: 0;
  padding-top: 0;
}

#topics #cnblogs_post_body > :first-child {
  margin-top: 0;
}

#topics #cnblogs_post_body > p:first-child {
  margin-top: 0;
}

/* 文章目录（由页脚 JS 生成；Markdown # / ## / ### → h1 h2 h3） */
#post-toc {
  float: none;
  clear: both;
  width: auto;
  margin: 0 0 12px;
  padding: 8px 12px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--bg-panel);
  font-family: var(--font-mono);
  font-size: 12px;
  line-height: 1.5;
}

/* 文章页：放宽主内容区，目录真正固定（fixed） */
body.post-toc-active #main,
body.post-toc-active #mainContent,
body.post-toc-active #mainContent .forFlow,
body.post-toc-active #post_detail {
  overflow: visible;
}

body.post-toc-active #mainContent .forFlow {
  padding: 20px 20px 24px;
}

body.post-toc-active #topics .post {
  display: grid;
  grid-template-columns: minmax(180px, 220px) minmax(0, 1fr);
  column-gap: 40px;
  align-items: start;
}

body.post-toc-active #topics .post::after {
  display: none;
}

body.post-toc-active #topics .postTitle {
  grid-column: 1 / -1;
  margin-bottom: 12px;
  padding-bottom: 0;
  border-bottom: 1px solid var(--border);
}

body.post-toc-active #topics .postTitle a.postTitle2::after {
  border-bottom: 0;
  padding-bottom: 0;
  margin-bottom: 0;
}

#post-toc-spacer {
  grid-column: 1;
  grid-row: 2;
  visibility: hidden;
  pointer-events: none;
}

body.post-toc-active #post-toc.is-fixed {
  position: fixed;
  top: auto;
  bottom: var(--toc-bottom, 20px);
  left: var(--toc-left, auto);
  width: var(--toc-width, 220px);
  z-index: 10;
  margin: 0;
  max-height: calc(100vh - var(--toc-top, 72px) - var(--toc-bottom, 20px));
  padding: 10px 12px;
  border-left: 2px solid var(--accent);
  display: flex;
  flex-direction: column;
}

body.post-toc-active #post-toc.is-fixed .post-toc-list {
  max-height: none;
  flex: 1 1 auto;
  overflow-y: auto;
}

body.post-toc-active #topics .postBody {
  grid-column: 2;
  grid-row: 2;
}

body.post-toc-active #topics .postDesc {
  grid-column: 2;
  grid-row: 3;
}

#post-toc .post-toc-title {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin: 0 0 6px;
  color: var(--text-muted);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  cursor: pointer;
  user-select: none;
}

#post-toc .post-toc-title::after {
  content: "−";
  color: var(--accent);
  font-size: 14px;
  line-height: 1;
}

#post-toc.is-collapsed .post-toc-title::after {
  content: "+";
}

#post-toc.is-collapsed .post-toc-list {
  display: none;
}

#post-toc .post-toc-list {
  margin: 0;
  padding: 0;
  list-style: none;
  max-height: 220px;
  overflow-y: auto;
}

#post-toc .post-toc-list li {
  margin: 0;
  padding: 0;
}

#post-toc .post-toc-list a {
  display: block;
  padding: 2px 0;
  color: var(--accent);
  text-decoration: none;
  word-break: break-all;
}

#post-toc .post-toc-list a:hover {
  color: var(--accent-hover);
  text-decoration: underline;
}

#post-toc .toc-h1 a,
#post-toc .toc-h2 a {
  color: var(--text);
  font-weight: 500;
}

#post-toc .toc-h2 {
  padding-left: 0;
}

#post-toc .toc-h3 {
  padding-left: 12px;
}

#post-toc .toc-h4 {
  padding-left: 24px;
}

/* 无左侧布局时，时间行底部分隔线保留 */
#topics .post:not(:has(#post-toc[data-toc-ready="1"])) .postTitle a.postTitle2::after,
body:not(.post-toc-active) #topics .postTitle a.postTitle2::after {
  border-bottom: 1px solid var(--border);
  padding-bottom: 8px;
}

/* 以下 #post-meta-top 规则仅在使用页首 JS 时生效，可忽略 */
body:has(#post-meta-top:not(:empty)) #topics .postTitle a.postTitle2::after {
  display: none;
}

/* 标题下新增 meta 行：时间 + 标签同一行 */
#post-meta-top:empty {
  display: none;
}

#post-meta-top {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 4px 12px;
  margin: 6px 0 14px;
  padding: 0 0 12px;
  border-bottom: 1px solid var(--border);
  color: var(--text-muted);
  font-family: var(--font-mono);
  font-size: 12px;
  line-height: 1.5;
}

#post-meta-top .meta-time {
  flex: 0 0 auto;
  white-space: nowrap;
}

#post-meta-top .meta-tags {
  flex: 0 0 auto;
}

#post-meta-top .meta-tags a {
  display: inline-block;
  margin: 0 6px 0 0;
  padding: 1px 8px;
  border: 1px solid var(--border);
  border-radius: 3px;
  background: var(--bg-panel);
  color: var(--accent);
  font-size: 11px;
  text-decoration: none;
}

#post-meta-top .meta-tags a:hover {
  border-color: var(--accent);
  background: var(--accent-soft);
  color: var(--accent-hover);
}

/* 顶部已有副本时，隐藏原位置重复项 */
body:has(#post-meta-top .meta-tags:not(:empty)) #topics #blog_post_info #EntryTag {
  display: none;
}

body:has(#post-meta-top .meta-time:not(:empty)) #topics .postDesc #post-date {
  display: none;
}

/* 隐藏文末重复的 "posted @ " 纯文本 */
body:has(#post-meta-top .meta-time:not(:empty)) #topics .postDesc {
  font-size: 0;
}

body:has(#post-meta-top .meta-time:not(:empty)) #topics .postDesc a,
body:has(#post-meta-top .meta-time:not(:empty)) #topics .postDesc span:not(#post-date) {
  font-size: 12px;
}

/* 文末 postDesc 恢复默认排版 */
#topics .postDesc {
  margin-top: 14px;
  padding-top: 12px;
  border-top: 1px solid var(--border);
  color: var(--text-muted);
  font-family: var(--font-mono);
  font-size: 12px;
}

#topics .postDesc a {
  color: var(--text-muted);
}

#topics .postDesc a:hover {
  color: var(--accent);
}

/* 正文与分类 / 标签链接样式 */
#topics #BlogPostCategory,
#topics #EntryTag,
#topics .post-meta-item {
  margin: 0 0 8px;
  padding: 0;
  border: 0;
  color: var(--text-muted);
  font-family: var(--font-mono);
  font-size: 12px;
  line-height: 1.6;
}

#topics #BlogPostCategory a,
#topics #EntryTag a,
#topics .post-meta-tags a {
  display: inline-block;
  margin: 2px 6px 0 0;
  padding: 1px 8px;
  border: 1px solid var(--border);
  border-radius: 3px;
  background: var(--bg-panel);
  color: var(--accent);
  font-size: 11px;
}

#topics #BlogPostCategory a:hover,
#topics #EntryTag a:hover,
#topics .post-meta-tags a:hover {
  border-color: var(--accent);
  background: var(--accent-soft);
  color: var(--accent-hover);
  text-decoration: none;
}

/* 隐藏博客园免责声明小字 */
#topics .post-meta-disclaimer {
  display: none;
}

.postBody,
#cnblogs_post_body.blogpost-body {
  padding: 0;
  color: var(--text);
  line-height: 1.75;
  border: 0;
}

.postBody p,
#cnblogs_post_body p {
  margin: 0 0 1em;
  text-indent: 0;
}

.postBody h1,
.postBody h2,
.postBody h3,
.postBody h4,
#cnblogs_post_body h1,
#cnblogs_post_body h2,
#cnblogs_post_body h3,
#cnblogs_post_body h4 {
  margin: 1.5em 0 0.6em;
  color: var(--keyword);
  font-weight: 600;
}

.postBody h1,
#cnblogs_post_body h1 { font-size: 1.4rem; color: var(--text); }
.postBody h2,
#cnblogs_post_body h2 { font-size: 1.3rem; }
.postBody h3,
#cnblogs_post_body h3 { font-size: 1.1rem; color: var(--function); }

.postBody ul,
.postBody ol,
#cnblogs_post_body ul,
#cnblogs_post_body ol {
  margin: 0 0 1em 1.4em;
  padding: 0;
}

.postBody li,
#cnblogs_post_body li {
  list-style: disc;
  margin-bottom: 0.4em;
}

.postBody ol li,
#cnblogs_post_body ol li {
  list-style: decimal;
}

/* 行内代码 · VS Code 风格 */
.postBody code,
#cnblogs_post_body code {
  padding: 0.1em 0.4em;
  border: 1px solid var(--border);
  border-radius: 3px;
  background: var(--code-inline-bg);
  color: var(--code-inline);
  font-family: var(--font-mono);
  font-size: 0.9em;
  word-break: break-all;
}

/* 代码块 */
.postBody pre,
#cnblogs_post_body pre {
  margin: 1em 0;
  padding: 12px 14px;
  overflow-x: auto;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--code-bg);
  color: var(--text);
  line-height: 1.55;
}

.postBody pre code,
#cnblogs_post_body pre code {
  padding: 0;
  border: 0;
  background: transparent;
  color: inherit;
  font-size: 0.88em;
}

.postBody img,
#cnblogs_post_body img {
  display: block;
  max-width: 100%;
  height: auto;
  margin: 1em auto;
  border: 1px solid var(--border);
  border-radius: var(--radius);
}

.postBody blockquote,
#cnblogs_post_body blockquote {
  margin: 1em 0;
  padding: 10px 14px;
  border-left: 3px solid var(--keyword);
  border-radius: 0 var(--radius) var(--radius) 0;
  background: var(--bg-panel);
  color: var(--text-muted);
}

/* Markdown 表格 · 仅含 th 的数据表，不影响代码块行号 table */
.postBody table:has(th),
#cnblogs_post_body table:has(th),
#cnblogs_post_body.blogpost-body table:has(th) {
  width: 100%;
  margin: 1em 0;
  border-collapse: collapse;
  word-break: break-word;
}

.postBody table:has(th) th,
#cnblogs_post_body table:has(th) th,
#cnblogs_post_body.blogpost-body table:has(th) th {
  background-color: var(--bg-active) !important;
  color: var(--text) !important;
  font-weight: 600;
  text-align: left;
  border: 1px solid var(--border) !important;
  padding: 8px 14px;
  min-width: 50px;
}

.postBody table:has(th) td,
#cnblogs_post_body table:has(th) td,
#cnblogs_post_body.blogpost-body table:has(th) td {
  background-color: var(--bg-panel) !important;
  color: var(--text) !important;
  border: 1px solid var(--border) !important;
  padding: 8px 14px;
  min-width: 50px;
}

.postBody table:has(th) tbody tr:nth-child(even) td,
#cnblogs_post_body table:has(th) tbody tr:nth-child(even) td {
  background-color: var(--bg-sidebar) !important;
}

.postBody table:has(th) tbody tr:hover td,
#cnblogs_post_body table:has(th) tbody tr:hover td {
  background-color: var(--bg-hover) !important;
}

/* 代码块行号 table · 撤销可能残留的表格样式 */
.postBody .syntaxhighlighter table td,
.postBody table.hljs-ln td,
#cnblogs_post_body .syntaxhighlighter table td,
#cnblogs_post_body table.hljs-ln td {
  background-color: transparent !important;
  border: 0 !important;
  min-width: 0;
}

/* 折叠代码块 · details / summary */
.postBody details,
#cnblogs_post_body details {
  margin: 1em 0;
  padding: 8px 12px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--bg-panel);
}

.postBody summary,
#cnblogs_post_body summary {
  cursor: pointer;
  color: var(--accent);
  font-weight: 500;
  user-select: none;
}

.postBody summary:hover,
#cnblogs_post_body summary:hover {
  color: var(--accent-hover);
}

.postBody details[open] summary,
#cnblogs_post_body details[open] summary {
  margin-bottom: 0.8em;
  padding-bottom: 0.6em;
  border-bottom: 1px solid var(--border);
}

#EntryTag {
  margin-top: 0;
  padding-top: 0;
  border-top: 0;
  color: var(--text-muted);
  font-size: 12px;
}

#EntryTag a {
  display: inline-block;
  margin: 4px 6px 0 0;
  padding: 1px 8px;
  border: 1px solid var(--border);
  border-radius: 3px;
  background: var(--bg-panel);
  color: var(--accent);
  font-family: var(--font-mono);
  font-size: 11px;
}

#EntryTag a:hover {
  border-color: var(--accent);
  background: var(--accent-soft);
  color: var(--accent-hover);
  text-decoration: none;
}

/* 首页列表的 postDesc 仍保留在卡片底部 */
.postDesc {
  margin-top: 10px;
  padding: 0;
  color: var(--text-muted);
  font-family: var(--font-mono);
  font-size: 12px;
}

/* ---------- 6. 评论区 ---------- */
.feedback_area_title {
  margin-top: 24px;
  padding: 0 0 8px;
  border-bottom: 1px solid var(--border);
  color: var(--text);
  font-size: 1rem;
}

.feedbackCon {
  margin-bottom: 1em;
  padding: 12px 12px 10px 36px;
  border-bottom: 1px solid var(--border);
  background: transparent;
  line-height: 1.7;
}

.feedbackListSubtitle {
  margin-bottom: 4px;
  color: var(--text-muted);
  font-family: var(--font-mono);
  font-size: 11px;
}

#divRefreshComments {
  margin: 8px 0 12px;
  color: var(--text-muted);
  font-size: 12px;
}

.commenttb,
.commentTextBox,
textarea,
input[type="text"],
input[type="search"] {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--bg-input);
  color: var(--text);
}

.commenttb:focus,
.commentTextBox:focus,
textarea:focus,
input[type="text"]:focus {
  border-color: var(--border-focus);
  outline: none;
}

/* ---------- 7. 侧边栏 · Explorer 风格 ---------- */
.newsItem .catListTitle,
.catListTitle {
  display: block;
  margin: 0 0 8px;
  padding: 4px 0;
  border-bottom: 0;
  color: var(--text);
  font-size: 11px;
  font-weight: 700;
  text-align: left;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.newsItem,
#sidebar_news {
  margin-bottom: 14px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--border);
  color: var(--text-muted);
  font-size: 13px;
  line-height: 1.65;
}

#leftcontentcontainer ul {
  line-height: 1.7;
}

#leftcontentcontainer li {
  margin-bottom: 2px;
}

#leftcontentcontainer li a {
  display: block;
  padding: 3px 6px;
  border-radius: 3px;
  color: var(--text-muted);
}

#leftcontentcontainer li a:hover {
  background: var(--bg-hover);
  color: var(--text);
  text-decoration: none;
}

.catListComment .divRecentComment {
  color: var(--text-muted);
  font-size: 12px;
}

#calendar .Cal,
#calendar table {
  color: var(--text-muted);
}

#calendar .CalTodayDay {
  color: var(--accent);
  font-weight: 700;
}

#calendar table a:hover {
  border-radius: 3px;
  background: var(--accent-soft);
  color: var(--accent-hover);
  text-decoration: none;
}

.mySearch #q {
  width: 100%;
  max-width: 100%;
  padding: 5px 8px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--bg-input);
  color: var(--text);
}

/* ---------- 8. 列表 / 分类页 ---------- */
.PostListTitle,
.entrylistTitle,
.thumbTitle {
  margin-bottom: 16px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--border);
  color: var(--function);
  font-family: var(--font-mono);
  font-size: 1.1rem;
  font-weight: 600;
  text-align: left;
}

.PostList,
.entrylistItem {
  margin-bottom: 14px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--border);
}

.entrylistPosttitle {
  border: 0;
  font-size: 1.05rem;
  font-weight: 600;
}

.entrylistPostSummary,
.postText2 {
  color: var(--text-muted);
}

/* ---------- 9. 页脚 ---------- */
#footer {
  margin-top: 20px;
  padding: 16px 0 8px;
  border-top: 1px solid var(--border);
  color: var(--text-muted);
  font-family: var(--font-mono);
  font-size: 11px;
  line-height: 1.8;
  text-align: center;
}

#footer a {
  color: var(--text-muted);
}

#footer a:hover {
  color: var(--accent);
}

/* ---------- 10. 滚动条 · VS Code 风格 ---------- */
::-webkit-scrollbar {
  width: 10px;
  height: 10px;
}

::-webkit-scrollbar-track {
  background: var(--bg);
}

::-webkit-scrollbar-thumb {
  background: #424242;
  border-radius: 0;
}

::-webkit-scrollbar-thumb:hover {
  background: #4f4f4f;
}

/* ---------- 11. 移动端 ---------- */
@media (max-width: 900px) {
  #main {
    flex-direction: column;
    border: 0;
  }

  #sideBar {
    width: 100%;
    flex: none;
    border-left: 0;
    border-top: 1px solid var(--border);
  }

  #mainContent .forFlow {
    padding: 16px 14px;
  }

  #navList a.menu {
    padding: 7px 10px;
    font-size: 12px;
  }

  #topics .postTitle {
    font-size: 1.25rem;
  }

  /* 窄屏：目录回退到正文上方，不做左栏固定 */
  body.post-toc-active #topics .post {
    display: block;
  }

  body.post-toc-active #topics .postTitle {
    margin-bottom: 0;
    padding-bottom: 0;
    border-bottom: 0;
  }

  body.post-toc-active #post-toc.is-fixed {
    position: static;
    top: auto;
    bottom: auto;
    left: auto;
    width: auto;
    z-index: auto;
  }

  body.post-toc-active #post-toc {
    position: static;
    max-height: none;
    margin: 0 0 12px;
    border-left: 1px solid var(--border);
  }

  body.post-toc-active #post-toc .post-toc-list {
    max-height: 200px;
    overflow-y: auto;
  }
}

/* ---------- 12. 可选微调 ---------- */
#blog_c1,
.under-post-card.below-post-card,
#under_post_card1,
#under_post_card2 {
  display: none;
}