/* PivArk Docs 站点样式 (SSOT) — 对齐 Mintlify / 智谱类 API 文档阅读节奏 */

:root {
  /* 品牌：与 www --primary #2563eb 一致 */
  --vp-c-brand-1: #2563eb;
  --vp-c-brand-2: #1d4ed8;
  --vp-c-brand-3: #3b82f6;
  --vp-c-brand: var(--vp-c-brand-1);
  --vp-c-brand-soft: rgba(37, 99, 235, 0.1);
  --vp-c-brand-hover: rgba(37, 99, 235, 0.06);
  /* 文字：slate 系，避免侧栏纯 #000 */
  --vp-c-text-1: #0f172a;
  --vp-c-text-2: #475569;
  --vp-c-text-3: #94a3b8;
  --vp-c-divider: #e2e8f0;
  --vp-c-gutter: var(--vp-c-divider);
  --vp-c-bg: #ffffff;
  --vp-c-bg-alt: #f8fafc;
  --vp-c-bg-soft: #f1f5f9;
  --vp-c-default-soft: var(--vp-c-bg-soft);
  --vp-code-bg: #f1f5f9;
  --vp-code-color: #1e40af;
  --vp-code-block-bg: #f8fafc;
  --vp-code-block-color: #334155;
  --vp-code-font-size: 0.875em;
  --vp-code-line-height: 1.65;
  --vp-font-family-base: "Inter", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --vp-font-family-mono: ui-monospace, "Cascadia Code", "Source Code Pro", Menlo, Monaco, Consolas, "PingFang SC", monospace;
  /* 三栏：侧栏/目录固定，正文占满中间剩余宽度 */
  --vp-nav-height: 56px;
  --vp-sidebar-width: 248px;
  --vp-layout-max-width: 1600px;
  --pv-toc-width: 176px;
  --pv-layout-gap: 24px;
  --content-max-width: 1080px;
  --theme-color: var(--vp-c-brand-1);
  --sidebar-width: var(--vp-sidebar-width);
  --header-height: var(--vp-nav-height);
  --pv-sidebar-pad-x: 16px;
  --pv-nav-indent: 12px;
}

*, *::before, *::after { box-sizing: border-box; }

html, body {
  font-family: var(--vp-font-family-base);
  font-size: 15px;
  line-height: 26px;
  color: var(--vp-c-text-1);
  background: var(--vp-c-bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  height: 100%;
  overflow: hidden;
}

div#app:empty::before {
  content: "正在加载文档…";
  color: var(--vp-c-text-3);
  font-size: 14px;
}

/* ── VPNavBar ── */
.docs-topbar {
  position: fixed;
  top: 0;
  left: var(--vp-sidebar-width);
  right: 0;
  height: var(--vp-nav-height);
  z-index: 100;
  background: var(--vp-c-bg);
  border-bottom: 1px solid var(--vp-c-divider);
  pointer-events: none;
}
.docs-topbar__container {
  display: flex;
  align-items: center;
  height: var(--vp-nav-height);
  width: 100%;
  pointer-events: none;
}
.docs-topbar__container * { pointer-events: auto; }
.docs-topbar__content-zone {
  display: flex;
  align-items: center;
  gap: 12px;
  width: 100%;
  padding: 0 var(--pv-layout-gap);
  min-height: var(--vp-nav-height);
}
.docs-topbar__search {
  position: relative;
  flex: 0 1 auto;
  min-width: 168px;
  height: 36px;
}
.docs-topbar__search-btn {
  display: inline-flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  width: 100%;
  height: 100%;
  min-width: 168px;
  padding: 0 10px;
  border: 1px solid var(--vp-c-divider);
  border-radius: 8px;
  background: var(--vp-c-bg);
  color: var(--vp-c-text-3);
  font-size: 13px;
  font-weight: 500;
  cursor: text;
  transition: border-color 0.15s ease, box-shadow 0.15s ease, background 0.15s ease;
}
.docs-topbar__search-btn:hover {
  background: var(--vp-c-bg-alt);
  border-color: #cbd5e1;
  box-shadow: 0 1px 2px rgba(15, 23, 42, 0.04);
}
.docs-topbar__search-placeholder { display: inline-flex; align-items: center; gap: 8px; }
.docs-topbar__search-icon { width: 18px; height: 18px; flex-shrink: 0; }
.docs-topbar__search input {
  display: none;
  width: 100%;
  height: 40px;
  margin: 0;
  padding: 0 12px;
  border: 1px solid var(--vp-c-brand-1);
  border-radius: 8px;
  background: var(--vp-c-bg);
  font-family: inherit;
  font-size: 14px;
  font-weight: 500;
  line-height: 22px;
  color: var(--vp-c-text-1);
  outline: none;
  box-sizing: border-box;
  -webkit-appearance: none;
  appearance: none;
}
.docs-topbar__search input::placeholder { color: var(--vp-c-text-3); }
.docs-topbar__search input::-webkit-search-decoration,
.docs-topbar__search input::-webkit-search-cancel-button {
  -webkit-appearance: none;
  appearance: none;
}
.docs-topbar__search.is-focused { min-width: 220px; }
.docs-topbar__search.is-focused input { display: block; }
.docs-topbar__search.is-focused .docs-topbar__search-btn { display: none; }
.docs-topbar__kbd { display: inline-flex; gap: 2px; }
.docs-topbar__kbd kbd {
  min-width: 20px;
  padding: 2px 6px;
  border: 1px solid var(--vp-c-divider);
  border-radius: 4px;
  background: var(--vp-c-bg);
  font-family: inherit;
  font-size: 11px;
  line-height: 16px;
}
.docs-topbar__nav { display: flex; align-items: center; margin-left: auto; gap: 0; }
.docs-topbar__nav a {
  padding: 0 10px;
  height: 32px;
  display: inline-flex;
  align-items: center;
  border-radius: 6px;
  font-size: 13px;
  font-weight: 500;
  color: var(--vp-c-text-2);
  text-decoration: none;
  white-space: nowrap;
  transition: color 0.15s ease, background 0.15s ease;
}
.docs-topbar__nav a:hover {
  color: var(--vp-c-text-1);
  background: var(--vp-c-brand-hover);
}
.docs-topbar__version-link {
  margin-left: 12px;
  font-size: 12px;
  color: var(--vp-c-text-3);
  text-decoration: none;
  white-space: nowrap;
}
.docs-topbar__version-link:hover { color: var(--vp-c-brand-1); }

/* ── VPSidebar ── */
.sidebar {
  position: fixed !important;
  top: 0 !important;
  left: 0 !important;
  bottom: 0 !important;
  height: 100vh !important;
  display: flex !important;
  flex-direction: column !important;
  background: var(--vp-c-bg) !important;
  border-right: 1px solid var(--vp-c-divider) !important;
  width: var(--vp-sidebar-width) !important;
  padding-top: 0 !important;
  box-shadow: none !important;
  overflow: hidden !important;
}
.sidebar-brand {
  flex: 0 0 var(--vp-nav-height);
  display: flex;
  align-items: center;
  padding: 0 var(--pv-sidebar-pad-x);
  border-bottom: 1px solid var(--vp-c-divider);
  background: var(--vp-c-bg);
}
.sidebar-brand__link {
  display: flex;
  align-items: center;
  gap: 8px;
  font-weight: 600;
  font-size: 15px;
  line-height: 22px;
  color: var(--vp-c-text-1);
  text-decoration: none !important;
  white-space: nowrap;
}
.sidebar-brand__logo {
  flex: 0 0 28px;
  width: 28px;
  height: 28px;
  border-radius: 7px;
  background: linear-gradient(135deg, var(--vp-c-brand-1) 0%, var(--vp-c-brand-2) 100%);
  color: #fff;
  font-size: 14px;
  font-weight: 700;
  line-height: 28px;
  text-align: center;
}
.sidebar-brand__title {
  font-weight: 600;
}
.sidebar-brand__link:hover {
  color: var(--vp-c-text-1);
}
.sidebar-nav {
  flex: 1 1 auto;
  min-height: 0;
  padding: 12px var(--pv-sidebar-pad-x) 20px !important;
  overflow-x: hidden;
  overflow-y: auto;
  scrollbar-width: thin;
  scrollbar-color: rgba(148, 163, 184, 0.45) transparent;
}
.sidebar-nav::-webkit-scrollbar { width: 8px; }
.sidebar-nav::-webkit-scrollbar-thumb {
  background: rgba(136, 136, 136, 0.35);
  border-radius: 4px;
}
.sidebar-nav::-webkit-scrollbar-thumb:hover {
  background: rgba(136, 136, 136, 0.55);
}
.sidebar:hover .sidebar-nav::-webkit-scrollbar-thumb {
  background: rgba(136, 136, 136, 0.45);
}
.sidebar::before { display: none !important; }
.sidebar .app-name { display: none !important; }
.sidebar > .search { display: none !important; }
.docs-search-host {
  position: fixed;
  left: 0;
  top: 0;
  width: 0;
  height: 0;
  overflow: visible;
  clip: rect(0, 0, 0, 0);
  pointer-events: none;
}
.docs-search-host .search .input-wrap {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  pointer-events: none;
}
.docs-search-host .search .results-panel {
  display: none;
  position: fixed;
  top: calc(var(--vp-nav-height) + 8px);
  left: calc(var(--vp-sidebar-width) + 24px);
  width: min(512px, calc(100vw - var(--vp-sidebar-width) - 48px));
  max-height: min(60vh, 480px);
  overflow-y: auto;
  pointer-events: auto;
  background: var(--vp-c-bg);
  border: 1px solid var(--vp-c-divider);
  border-radius: 8px;
  box-shadow: 0 12px 32px rgba(0, 0, 0, 0.1);
  z-index: 110;
}
.docs-search-host .search .results-panel.show { display: block; }
.docs-search-host .search .matching-post {
  display: block;
  padding: 10px 16px;
  border-bottom: 1px solid var(--vp-c-divider);
  font-size: 14px;
  line-height: 22px;
  color: var(--vp-c-text-1);
  text-decoration: none;
}
.docs-search-host .search .matching-post:hover {
  background: var(--vp-c-bg-alt);
}
.docs-search-host .search .matching-post:last-child { border-bottom: none; }

.sidebar-nav > ul { margin: 0; padding: 0; list-style: none; }
.sidebar-nav ul { list-style: none; margin: 0; padding: 0; }

/* sidebar links — 柔和灰，hover 圆角底 */
.sidebar .sidebar-nav a:link,
.sidebar .sidebar-nav a:visited,
.sidebar .sidebar-nav a:active {
  color: var(--vp-c-text-2) !important;
  text-decoration: none !important;
}
.sidebar-nav li.active > a:link,
.sidebar-nav li.active > a:visited,
.sidebar ul li.active > a:link,
.sidebar ul li.active > a:visited {
  color: var(--vp-c-brand-1) !important;
}

/* top-level section dividers */
.sidebar-nav > ul + ul {
  border-top: 1px solid var(--vp-c-divider);
  padding-top: 8px;
  margin-top: 4px;
}
.sidebar-nav > ul > li.pv-section + li.pv-section,
.sidebar-nav > ul > li.pv-level-0 + li.pv-level-0 {
  border-top: 1px solid var(--vp-c-divider);
  padding-top: 8px;
  margin-top: 4px;
}

.sidebar-nav li.pv-level-0 > .pv-folder-hd > p,
.sidebar-nav li.pv-level-0 > .pv-folder-hd > strong,
.sidebar-nav li.pv-level-0 > .pv-folder-hd > a,
.sidebar-nav li.pv-level-0 > p,
.sidebar-nav li.pv-level-0 > strong,
.sidebar-nav > ul > li.pv-level-0 > .pv-folder-hd > p,
.sidebar-nav > ul > li.pv-level-0 > .pv-folder-hd > strong {
  font-size: 13px;
  font-weight: 600;
  line-height: 20px;
  color: var(--vp-c-text-1) !important;
  padding: 6px 8px;
}

/* nested indent — 逐级 +12px，轻量引导线 */
.sidebar-nav li > ul,
.sidebar-nav li > .app-sub-sidebar,
.sidebar-nav li > .pv-nav-group-items {
  margin: 2px 0 4px 0;
  padding: 0 0 0 var(--pv-nav-indent);
  border-left: 1px solid #eef2f7;
}

.sidebar-nav li.pv-nav-group > p,
.sidebar-nav li.pv-nav-group > strong {
  display: block;
  margin: 8px 0 2px;
  padding: 0 8px;
  font-size: 11px;
  font-weight: 600;
  line-height: 18px;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--vp-c-text-3) !important;
  cursor: default;
  user-select: none;
}

.sidebar-nav li.pv-level-1:not(.pv-nav-group):not(.pv-folder) > a {
  font-size: 13px;
  font-weight: 500;
  line-height: 20px;
  color: var(--vp-c-text-2) !important;
}

.sidebar-nav li.pv-level-2 > a {
  font-size: 13px;
  font-weight: 400;
  line-height: 20px;
  color: var(--vp-c-text-2) !important;
}

.sidebar-nav li.pv-level-3 > a,
.sidebar-nav li.pv-level-4 > a {
  font-size: 12px;
  font-weight: 400;
  line-height: 18px;
  color: var(--vp-c-text-3) !important;
}

.sidebar-nav li.pv-level-1 > a,
.sidebar-nav li.pv-level-2 > a,
.sidebar-nav li.pv-level-3 > a,
.sidebar-nav li.pv-level-4 > a,
.sidebar-nav li.pv-level-5 > a {
  position: relative;
  display: block;
  margin: 1px 0;
  padding: 5px 8px !important;
  text-decoration: none;
  border: none !important;
  border-radius: 6px;
  background: transparent !important;
  transition: color 0.15s ease, background 0.15s ease;
}
.sidebar-nav li.pv-level-1 > a:hover,
.sidebar-nav li.pv-level-2 > a:hover,
.sidebar-nav li.pv-level-3 > a:hover,
.sidebar-nav li.pv-level-4 > a:hover {
  color: var(--vp-c-text-1) !important;
  background: var(--vp-c-brand-hover) !important;
}

/* page TOC (app-sub-sidebar) in sidebar */
.sidebar-nav ul.app-sub-sidebar {
  list-style: none;
  margin: 2px 0 6px 0;
  padding: 0 0 0 14px;
  border-left: 1px solid var(--vp-c-divider);
}
.sidebar-nav li.active > ul.app-sub-sidebar {
  padding-left: 0;
}
.sidebar-nav ul.app-sub-sidebar > li > a,
.sidebar-nav ul.app-sub-sidebar > li > a.section-link {
  display: block;
  position: relative;
  font-size: 13px;
  font-weight: 500;
  line-height: 20px;
  color: var(--vp-c-text-2) !important;
  margin: 1px 0;
  padding: 5px 8px !important;
  border-radius: 6px;
  text-decoration: none;
  transition: color 0.15s ease, background 0.15s ease;
}
.sidebar-nav ul.app-sub-sidebar ul.app-sub-sidebar {
  padding: 0 0 0 var(--pv-nav-indent);
  margin: 0;
  list-style: none;
  border-left: 1px solid #eef2f7;
}
.sidebar-nav ul.app-sub-sidebar ul.app-sub-sidebar > li > a,
.sidebar-nav ul.app-sub-sidebar ul.app-sub-sidebar > li > a.section-link {
  font-size: 12px;
  font-weight: 400;
  line-height: 18px;
  color: var(--vp-c-text-3) !important;
  font-family: var(--vp-font-family-base);
}
.sidebar-nav ul.app-sub-sidebar a.section-link:hover {
  color: var(--vp-c-text-1) !important;
  background: var(--vp-c-brand-hover) !important;
}

/* active link — 圆角底 + 左侧色条 */
.sidebar ul li.active > a,
.sidebar-nav li.active > a {
  color: var(--vp-c-brand-1) !important;
  font-weight: 500 !important;
  border-right: none !important;
  border-left: none !important;
  background: var(--vp-c-brand-soft) !important;
}
.sidebar ul li.active > a::before,
.sidebar-nav li.active > a::before {
  content: "";
  position: absolute;
  top: 6px;
  bottom: 6px;
  left: 0;
  width: 2px;
  border-radius: 0 2px 2px 0;
  background: var(--vp-c-brand-1);
}
.sidebar-nav li.pv-level-1.active > a::before { left: 0; }

/* collapse */
.sidebar-nav li.pv-folder > ul,
.sidebar-nav li.pv-folder > .app-sub-sidebar { display: block; }
.sidebar-nav li.pv-folder.pv-collapsed > ul,
.sidebar-nav li.pv-folder.pv-collapsed > .app-sub-sidebar,
.sidebar-nav li.pv-folder.pv-collapsed > .pv-nav-group-items { display: none !important; }
.sidebar-nav li.pv-nav-group > .pv-folder-hd > p,
.sidebar-nav li.pv-nav-group > .pv-folder-hd > strong {
  margin: 0;
  padding: 0;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: none;
  color: var(--vp-c-text-3);
}
.sidebar-nav li.pv-folder > .pv-folder-hd {
  display: flex;
  align-items: center;
  cursor: pointer;
  user-select: none;
}
.sidebar-nav li.pv-folder > .pv-folder-hd > p,
.sidebar-nav li.pv-folder > .pv-folder-hd > strong,
.sidebar-nav li.pv-folder > .pv-folder-hd > a {
  flex: 1;
  margin: 0;
}
.pv-folder-chevron {
  flex: 0 0 auto;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  margin-right: -7px;
  padding: 0;
  border: none;
  background: transparent;
  color: var(--vp-c-text-3);
  cursor: pointer;
  transition: color 0.25s, transform 0.25s;
}
.pv-folder-chevron svg { width: 18px; height: 18px; }
.pv-folder-hd:hover .pv-folder-chevron { color: var(--vp-c-text-2); }
.sidebar-nav li.pv-folder.pv-collapsed > .pv-folder-hd .pv-folder-chevron { transform: rotate(-90deg); }

/* ── Main layout ── */
main { padding-top: 0 !important; }
section.content,
.content {
  position: absolute !important;
  top: 0 !important;
  right: 0 !important;
  bottom: 0 !important;
  left: var(--vp-sidebar-width) !important;
  padding-top: var(--vp-nav-height) !important;
  padding-left: var(--pv-layout-gap) !important;
  padding-right: calc(var(--pv-toc-width) + var(--pv-layout-gap) * 1.5) !important;
  overflow-x: hidden;
  overflow-y: auto;
}
.markdown-section {
  box-sizing: border-box;
  max-width: min(var(--content-max-width), 100%) !important;
  width: 100% !important;
  margin: 0 !important;
  padding: 20px 8px 48px 0 !important;
}

/* ── vp-doc typography ── */
.markdown-section h1, .markdown-section h2, .markdown-section h3,
.markdown-section h4, .markdown-section h5, .markdown-section h6 {
  position: relative;
  font-weight: 600 !important;
  color: var(--vp-c-text-1) !important;
  outline: none;
}
.markdown-section h1,
.markdown-section h1:first-child {
  margin: 0 0 12px !important;
  font-size: 28px !important;
  line-height: 36px !important;
  letter-spacing: -0.02em;
}
.markdown-section h2 {
  margin: 40px 0 12px !important;
  padding-top: 20px !important;
  border-top: 1px solid var(--vp-c-divider);
  font-size: 22px !important;
  line-height: 30px !important;
  letter-spacing: -0.015em;
}
.markdown-section h3 {
  margin: 28px 0 0 !important;
  font-size: 18px !important;
  line-height: 26px !important;
  letter-spacing: -0.01em;
}
.markdown-section h4 {
  margin: 20px 0 0 !important;
  font-size: 16px !important;
  line-height: 24px !important;
}
.markdown-section p, .markdown-section li {
  margin: 12px 0;
  font-size: 15px;
  line-height: 26px;
  color: var(--vp-c-text-1);
}
.markdown-section li + li { margin-top: 6px; }
.markdown-section ul, .markdown-section ol { padding-left: 1.35rem; margin: 12px 0; }
.markdown-section a {
  font-weight: 500;
  color: var(--vp-c-brand-1) !important;
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color 0.15s ease, border-color 0.15s ease;
}
.markdown-section a:hover {
  color: var(--vp-c-brand-2) !important;
  border-bottom-color: rgba(37, 99, 235, 0.35);
}
.markdown-section strong { font-weight: 600; }
.markdown-section blockquote {
  margin: 16px 0;
  padding-left: 16px;
  border-left: 2px solid var(--vp-c-divider);
}
.markdown-section blockquote p { margin: 0; color: var(--vp-c-text-2); }

/* inline code */
.markdown-section :not(pre) > code {
  font-size: var(--vp-code-font-size);
  color: var(--vp-code-color) !important;
  background: var(--vp-code-bg) !important;
  border-radius: 4px;
  padding: 3px 6px;
}

/* light code blocks */
.markdown-section pre,
.markdown-section pre[class*="language-"] {
  position: relative;
  margin: 16px 0;
  padding: 20px 0;
  border-radius: 8px;
  background: var(--vp-code-block-bg) !important;
  line-height: var(--vp-code-line-height);
  overflow: auto;
}
.markdown-section pre code,
.markdown-section pre[class*="language-"] code {
  display: block;
  padding: 0 24px;
  font-family: var(--vp-font-family-mono);
  font-size: 14px;
  line-height: 1.7;
  color: var(--vp-code-block-color) !important;
  background: transparent !important;
}
.markdown-section pre[class*="language-"]::before {
  content: attr(data-lang);
  position: absolute;
  top: 8px; right: 12px;
  font-size: 12px;
  font-weight: 500;
  color: var(--vp-c-text-3);
  text-transform: lowercase;
}
.markdown-section pre[class*="language-"] .docsify-copy-code-button {
  top: 8px !important;
  background: var(--vp-c-bg) !important;
  color: var(--vp-c-text-2) !important;
  border: 1px solid var(--vp-c-divider) !important;
  border-radius: 4px !important;
  font-size: 12px !important;
}

/* GitHub light tokens */
.markdown-section .token.comment, .markdown-section .token.prolog,
.markdown-section .token.doctype, .markdown-section .token.cdata { color: #6a737d !important; }
.markdown-section .token.punctuation { color: #24292e !important; }
.markdown-section .token.property, .markdown-section .token.tag,
.markdown-section .token.boolean, .markdown-section .token.number,
.markdown-section .token.constant, .markdown-section .token.symbol { color: #005cc5 !important; }
.markdown-section .token.selector, .markdown-section .token.attr-name,
.markdown-section .token.string, .markdown-section .token.char,
.markdown-section .token.builtin { color: #032f62 !important; }
.markdown-section .token.operator, .markdown-section .token.entity,
.markdown-section .token.keyword, .markdown-section .token.atrule,
.markdown-section .token.attr-value { color: #d73a49 !important; }
.markdown-section .token.function, .markdown-section .token.class-name { color: #6f42c1 !important; }
.markdown-section .token.regex, .markdown-section .token.variable { color: #e36209 !important; }

/* tables */
.markdown-section table { display: block; width: 100%; margin: 20px 0; border-collapse: collapse; overflow-x: auto; font-size: 14px; }
.markdown-section th, .markdown-section td { padding: 8px 16px; border: 1px solid var(--vp-c-divider); text-align: left; }
.markdown-section th { font-weight: 600; color: var(--vp-c-text-2); background: var(--vp-c-bg-soft); }
.markdown-section tr:nth-child(2n) td { background: var(--vp-c-bg-soft); }
.markdown-section hr { border: none; border-top: 1px solid var(--vp-c-divider); margin: 16px 0; }
.markdown-section img { max-width: 100%; margin: 16px auto; display: block; }
.markdown-section a.anchor { color: var(--vp-c-text-1) !important; text-decoration: none !important; font-weight: 400 !important; }

/* mermaid */
.mermaid-wrap {
  margin: 16px 0;
  padding: 16px;
  border-radius: 8px;
  background: var(--vp-c-bg-alt);
  overflow-x: auto;
}
.mermaid-wrap svg { max-width: 100%; height: auto; }
.mermaid-wrap.mermaid-error {
  border: 1px solid #f85149;
  background: #fff5f5;
}
.mermaid-error-title {
  margin: 0 0 8px;
  font-weight: 600;
  color: #cf222e;
}
.mermaid-error-hint {
  margin: 0 0 12px;
  font-size: 14px;
  color: var(--vp-c-text-2);
}
.mermaid-error-src {
  margin: 0;
  padding: 12px;
  border-radius: 4px;
  background: var(--vp-c-bg);
  font-family: var(--vp-font-family-mono);
  font-size: 13px;
  overflow-x: auto;
}

/* ── VPDocAside TOC ── */
.docs-toc {
  position: fixed;
  top: calc(var(--vp-nav-height) + 24px);
  right: var(--pv-layout-gap);
  width: var(--pv-toc-width);
  max-height: calc(100vh - var(--vp-nav-height) - 48px);
  overflow-y: auto;
  padding: 0 0 80px 12px;
  border-left: 1px solid var(--vp-c-divider);
  scrollbar-width: none;
}
.docs-toc::-webkit-scrollbar { display: none; }
.docs-toc__title {
  margin: 0 0 8px;
  font-size: 12px;
  font-weight: 600;
  line-height: 18px;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--vp-c-text-3);
}
.docs-toc__list ul { list-style: none; margin: 0; padding: 0; }
.docs-toc__list a {
  position: relative;
  display: block;
  padding: 4px 0 4px 4px;
  font-size: 12px;
  font-weight: 400;
  line-height: 20px;
  color: var(--vp-c-text-3);
  text-decoration: none;
  border-radius: 4px;
  transition: color 0.15s ease, background 0.15s ease;
}
.docs-toc__list a:hover {
  color: var(--vp-c-text-1);
  background: var(--vp-c-brand-hover);
}
.docs-toc__list a.is-active {
  color: var(--vp-c-brand-1);
  font-weight: 500;
  background: transparent;
}
.docs-toc__list a.is-active::before {
  content: "";
  position: absolute;
  top: 5px;
  bottom: 5px;
  left: -12px;
  width: 2px;
  border-radius: 0 2px 2px 0;
  background: var(--vp-c-brand-1);
}
.docs-toc__sub a { padding-left: 12px; }
.docs-toc__sub a.is-active::before { left: -24px; }

/* page nav */
.docs-page-nav {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  margin-top: 48px;
  padding-top: 24px;
  border-top: 1px solid var(--vp-c-divider);
}
.docs-page-nav__item {
  flex: 1;
  max-width: 50%;
  padding: 12px 14px;
  border: 1px solid var(--vp-c-divider);
  border-radius: 8px;
  text-decoration: none !important;
  transition: border-color 0.15s ease, background 0.15s ease, box-shadow 0.15s ease;
}
.docs-page-nav__item:hover {
  border-color: #cbd5e1;
  background: var(--vp-c-bg-alt);
  box-shadow: 0 1px 2px rgba(15, 23, 42, 0.04);
}
.docs-page-nav__item--next { text-align: right; margin-left: auto; }
.docs-page-nav__label { display: block; font-size: 12px; color: var(--vp-c-text-3); margin-bottom: 4px; }
.docs-page-nav__title { display: block; font-size: 14px; font-weight: 500; color: var(--vp-c-brand-1); }

/* misc */
.sidebar-toggle {
  display: none !important;
  background: rgba(255, 255, 255, 0.92) !important;
  border-radius: 8px;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
}
.sidebar-toggle span { background: var(--vp-c-brand-1) !important; }
.progress { background: var(--vp-c-brand-1) !important; }
body.docsify-embed .docs-topbar, body.docsify-embed .docs-toc { display: none !important; }

@media (max-width: 1280px) {
  .docs-toc { display: none; }
  section.content { padding-right: var(--pv-layout-gap) !important; }
}
@media (max-width: 960px) {
  .docs-topbar { left: 0; }
  .docs-topbar__content-zone { padding-left: 16px; }
  .docs-search-host .search .results-panel {
    left: 16px;
    width: min(512px, calc(100vw - 32px));
  }
}
@media (max-width: 768px) {
  .docs-topbar__nav { display: none; }
  .sidebar-toggle {
    display: flex !important;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    z-index: 110;
  }
  section.content,
  .content {
    position: static !important;
    left: 0 !important;
    width: 100% !important;
  }
  section.content { padding-left: 24px !important; padding-right: 24px !important; }
  .markdown-section { padding-bottom: 24px !important; }
  .markdown-section h1 { font-size: 28px !important; line-height: 36px !important; }
}

/* ── Sidebar footer ── */
.docs-sidebar-footer {
  flex: 0 0 auto;
  padding: 10px var(--pv-sidebar-pad-x) 14px;
  border-top: 1px solid var(--vp-c-divider);
  background: var(--vp-c-bg);
}
.docs-sidebar-footer__note {
  margin: 0 0 8px;
  font-size: 11px;
  line-height: 1.5;
  color: var(--vp-c-text-3);
}
.docs-sidebar-footer__links {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: center;
}
.docs-sidebar-footer__link,
.docs-sidebar-footer__btn {
  font-size: 12px;
  line-height: 1.4;
  color: var(--vp-c-text-2);
  text-decoration: none;
  background: transparent;
  border: 0;
  padding: 0;
  cursor: pointer;
  font-family: inherit;
}
.docs-sidebar-footer__link:hover,
.docs-sidebar-footer__btn:hover {
  color: var(--vp-c-brand-1);
}
.docs-sidebar-footer__btn {
  border: 1px solid var(--vp-c-divider);
  border-radius: 6px;
  padding: 4px 8px;
  background: var(--vp-c-bg);
}

/* ── Docs feedback board ── */
.pv-docs-feedback-root { margin-top: 8px; }
.pv-docs-feedback__form {
  display: grid;
  gap: 12px;
  padding: 16px;
  border: 1px solid var(--vp-c-divider);
  border-radius: 10px;
  background: var(--vp-c-bg-soft);
  margin-bottom: 20px;
}
.pv-docs-feedback__hp {
  position: absolute;
  left: -9999px;
  width: 1px;
  height: 1px;
  opacity: 0;
  pointer-events: none;
}
.pv-docs-feedback__field {
  display: grid;
  gap: 6px;
  font-size: 14px;
}
.pv-docs-feedback__field span {
  color: var(--vp-c-text-2);
  font-weight: 500;
}
.pv-docs-feedback__field input,
.pv-docs-feedback__field textarea {
  width: 100%;
  padding: 8px 10px;
  border: 1px solid var(--vp-c-divider);
  border-radius: 8px;
  font: inherit;
  color: var(--vp-c-text-1);
  background: var(--vp-c-bg);
}
.pv-docs-feedback__actions {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
}
.pv-docs-feedback__submit {
  padding: 8px 16px;
  border: 0;
  border-radius: 8px;
  background: var(--vp-c-brand-1);
  color: #fff;
  font: inherit;
  cursor: pointer;
}
.pv-docs-feedback__submit:hover { background: var(--vp-c-brand-2); }
.pv-docs-feedback__status {
  font-size: 13px;
  color: var(--vp-c-text-2);
}
.pv-docs-feedback__list {
  display: grid;
  gap: 12px;
}
.pv-docs-feedback__item {
  padding: 12px 14px;
  border: 1px solid var(--vp-c-divider);
  border-radius: 10px;
  background: var(--vp-c-bg);
}
.pv-docs-feedback__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 12px;
  align-items: baseline;
  margin-bottom: 6px;
  font-size: 13px;
  color: var(--vp-c-text-3);
}
.pv-docs-feedback__meta strong { color: var(--vp-c-text-1); }
.pv-docs-feedback__page {
  padding: 2px 8px;
  border-radius: 999px;
  background: var(--vp-c-brand-soft);
  color: var(--vp-c-brand-1);
  font-size: 12px;
}
.pv-docs-feedback__body {
  margin: 0;
  font-size: 14px;
  line-height: 1.6;
  white-space: pre-wrap;
}
.pv-docs-feedback__empty,
.pv-docs-feedback__loading {
  margin: 0;
  font-size: 14px;
  color: var(--vp-c-text-3);
}