:root {
  color-scheme: light;
  --bg: #f7f8f7;
  --surface: #ffffff;
  --border: #e3e6e8;
  --text: #26292e;
  --muted: #646b73;
  --sidebar-link: #4a5560;
  --accent: #006478;
  --accent-dark: #004e5e;
  --accent-fill: #008ea1;
  --link: #006478;
  --accent-soft: #e4f3f5;
  --accent-bright: #56b7c4;
  --accent-pop: #e0878c;
  --active-bg: rgba(0, 100, 120, 0.07);
  --link-underline: rgba(0, 100, 120, 0.4);
  --nav-hover: rgba(0, 0, 0, 0.045);
  --content-width: 760px;
  --banner: #ffffff;
  --code-bg: #f1f3f5;
  --code-text: #37414b;
  --code-block-bg: #f7f9fa;
  --th-bg: #f4f6f7;
  --td-head-bg: #fafbfb;
  --warning-bg: #fdf6e3;
  --warning-border: #d99e00;
  --warning-text: #5a4500;
  --danger-bg: #fcecec;
  --danger-border: #d4494f;
  --danger-text: #5a1518;
  --info-bg: #eef6fb;
  --info-border: #4f9dc4;
  --info-text: #163a49;
  --tip-bg: #edf7ee;
  --tip-border: #3fa45f;
  --tip-text: #1f4429;
  --note-bg: #fbfcfc;
  --note-border: #e3e6e8;
  --note-text: #26292e;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: "Noto Sans JP", system-ui, -apple-system, "Segoe UI", Roboto,
    "Hiragino Sans", "Yu Gothic UI", "Noto Sans", sans-serif;
  background: var(--bg);
  color: var(--text);
  font-size: 17px;
  line-height: 1.9;
  letter-spacing: 0.01em;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

a {
  color: var(--link);
}

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

.site-banner {
  background: var(--bg);
  border-bottom: 1px solid var(--border);
  padding: 0.45rem 1.5rem;
  font-size: 0.8rem;
  color: var(--muted);
}

.site-banner p {
  margin: 0;
}

.breadcrumbs {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem 1rem;
  margin-bottom: 1.25rem;
  padding-bottom: 0.75rem;
  border-bottom: 1px solid var(--border);
  font-size: 0.875rem;
}

.breadcrumb-list {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  list-style: none;
  margin: 0;
  padding: 0;
  color: var(--muted);
}

.breadcrumb-list li + li::before {
  content: "/";
  margin: 0 0.45rem;
  color: #c4c8cc;
}

.breadcrumb-list a {
  color: var(--muted);
  text-decoration: none;
}

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

.breadcrumb-list li[aria-current="page"] {
  color: var(--text);
  font-weight: 500;
}

.source-link {
  margin: 0;
  font-size: 0.8rem;
  white-space: nowrap;
}

.source-link a {
  color: var(--muted);
  text-decoration: none;
}

.source-link a:hover {
  color: var(--accent);
  text-decoration: underline;
}

.layout {
  display: grid;
  grid-template-columns: 300px 1fr;
  min-height: calc(100vh - 120px);
}

.sidebar {
  border-right: 1px solid var(--border);
  background: var(--surface);
  padding: 1rem 0.85rem 1.5rem;
  position: sticky;
  top: 0;
  height: calc(100vh - 120px);
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.sidebar-header {
  flex-shrink: 0;
  padding-bottom: 0.75rem;
  border-bottom: 1px solid var(--border);
}

.sidebar-home {
  display: inline-block;
  margin-bottom: 0.65rem;
  font-size: 0.875rem;
  font-weight: 600;
  text-decoration: none;
}

.sidebar-home:hover {
  text-decoration: underline;
}

.sidebar-header .toc-search-label {
  margin-bottom: 0.25rem;
}

.sidebar-search {
  width: 100%;
  max-width: none;
  padding: 0.45rem 0.65rem;
  font-size: 0.875rem;
}

.sidebar-toc {
  flex: 1;
  min-height: 0;
}

.sidebar-group {
  border-bottom: 1px solid var(--border);
  padding: 0.2rem 0 0.45rem;
}

.sidebar-group:last-child {
  border-bottom: none;
}

.sidebar-group summary {
  cursor: pointer;
  list-style: none;
  display: flex;
  align-items: center;
  font-weight: 600;
  font-size: 0.875rem;
  line-height: 1.4;
  color: var(--sidebar-link);
  padding: 0.25rem 0;
}

.sidebar-group summary::-webkit-details-marker {
  display: none;
}

.sidebar-group summary::before {
  content: "▸";
  display: inline-block;
  flex-shrink: 0;
  width: 1rem;
  color: var(--muted);
  transition: transform 0.15s ease;
}

.sidebar-group[open] summary::before {
  transform: rotate(90deg);
}

.sidebar-group-link {
  color: var(--sidebar-link);
  text-decoration: none;
}

.sidebar-group-link:hover {
  color: var(--accent);
}

.sidebar-branch {
  margin: 0.1rem 0;
}

.sidebar-branch summary {
  cursor: pointer;
  list-style: none;
  display: flex;
  align-items: center;
  font-weight: 600;
  font-size: 0.84rem;
  line-height: 1.4;
  color: var(--sidebar-link);
  padding: 0.15rem 0;
}

.sidebar-branch summary::-webkit-details-marker {
  display: none;
}

.sidebar-branch summary::before {
  content: "▸";
  display: inline-block;
  flex-shrink: 0;
  width: 0.85rem;
  font-size: 0.75rem;
  color: var(--muted);
  transition: transform 0.15s ease;
}

.sidebar-branch[open] summary::before {
  transform: rotate(90deg);
}

.sidebar-branch > .toc-list {
  margin-top: 0.1rem;
  margin-left: 0.35rem;
  padding-left: 0.55rem;
  border-left: 2px solid var(--border);
}

.sidebar-leaf {
  display: block;
  padding: 0.35rem 0.5rem;
  border-bottom: 1px solid var(--border);
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--sidebar-link);
  text-decoration: none;
}

.sidebar-leaf:hover {
  color: var(--accent);
}

.sidebar-toc .toc-list {
  margin-top: 0.15rem;
}

.sidebar-toc .toc-item {
  font-size: 0.84rem;
}

.sidebar-toc .toc-item a {
  color: var(--sidebar-link);
  border-radius: 0.25rem;
  padding: 0.2rem 0.5rem;
}

.sidebar-toc .toc-item a:hover {
  background: var(--active-bg);
  color: var(--accent);
  text-decoration: none;
}

.sidebar-toc .toc-branch-label {
  display: inline;
  margin-bottom: 0;
  font-size: 0.84rem;
  color: var(--sidebar-link);
}

.sidebar-toc .toc-branch-label a {
  color: var(--sidebar-link);
}

.is-current > a,
.is-current.sidebar-leaf,
a.is-current,
.toc-branch-link.is-current,
.sidebar-group-link.is-current {
  color: var(--accent);
  font-weight: 600;
  background: var(--active-bg);
  border-radius: 0.25rem;
}

main.content {
  padding: 2.4rem 3rem 5rem;
  max-width: calc(var(--content-width) + 6rem);
  margin: 0 auto;
  width: 100%;
  background: var(--surface);
}

.doc-markdown h1,
.doc-markdown h2,
.doc-markdown h3,
.doc-markdown h4 {
  line-height: 1.4;
  color: var(--text);
  letter-spacing: 0.01em;
}

.doc-markdown h1 {
  margin: 0 0 1.4rem;
  font-size: 2.05rem;
  font-weight: 700;
  line-height: 1.35;
}

.doc-markdown h2 {
  margin: 2.8rem 0 1rem;
  font-size: 1.45rem;
  font-weight: 700;
  padding-bottom: 0.4rem;
  border-bottom: 1px solid var(--border);
}

.doc-markdown h3 {
  margin: 2.2rem 0 0.8rem;
  font-size: 1.18rem;
  font-weight: 700;
}

.doc-markdown h4 {
  margin: 1.8rem 0 0.7rem;
  font-size: 1.02rem;
  font-weight: 700;
}

.doc-markdown p {
  margin: 0 0 1.3rem;
}

.doc-markdown ul,
.doc-markdown ol {
  margin: 0 0 1.3rem;
  padding-left: 1.4rem;
}

.doc-markdown li {
  margin: 0.4rem 0;
}

.doc-markdown a {
  text-underline-offset: 2px;
  text-decoration-thickness: 1px;
  text-decoration-color: var(--link-underline);
}

.doc-markdown p,
.doc-markdown li {
  color: var(--text);
}

.doc-markdown code {
  font-family: "JetBrains Mono", "SFMono-Regular", Consolas, "Courier New", monospace;
  background: var(--code-bg);
  padding: 0.12rem 0.4rem;
  border-radius: 5px;
  font-size: 0.86em;
  color: var(--code-text);
}

.doc-markdown pre {
  background: var(--code-block-bg);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 1.1rem 1.2rem;
  overflow-x: auto;
  font-family: "JetBrains Mono", "SFMono-Regular", Consolas, "Courier New", monospace;
  font-size: 0.85rem;
  line-height: 1.75;
  color: var(--code-text);
}

.doc-markdown pre code {
  background: transparent;
  padding: 0;
}

.doc-markdown .theme-code-block,
.doc-markdown .codeBlockContainer_Ckt0 {
  margin: 1rem 0;
  border: 1px solid var(--border);
  border-radius: 8px;
  overflow: hidden;
}

.doc-markdown .theme-code-block pre,
.doc-markdown .codeBlockContainer_Ckt0 pre {
  margin: 0;
  border: none;
  border-radius: 0;
}

.doc-markdown .codeBlockTitle_Ktv7 {
  padding: 0.5rem 1rem;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--muted);
  background: var(--th-bg);
  border-bottom: 1px solid var(--border);
}

.doc-markdown .buttonGroup__atx,
.doc-markdown .clean-btn {
  display: none;
}

.doc-markdown img:not(.avatar__photo):not([class*="themedComponent"]) {
  height: auto;
  width: auto;
  max-width: 100%;
  display: block;
  margin: 0.75rem 0;
  border-radius: 8px;
  border: 1px solid var(--border);
}

.doc-markdown p img:not(.avatar__photo):not([class*="themedComponent"]),
.doc-markdown li img:not(.avatar__photo):not([class*="themedComponent"]) {
  display: inline;
  margin: 0 0.15em;
  vertical-align: middle;
}

.doc-markdown .themedComponent_mlkZ {
  display: none;
}

.doc-markdown .themedComponent--light_NVdE {
  display: inline;
  height: auto;
  width: auto;
  max-width: none;
  margin: 0;
  border: none;
  border-radius: 0;
  vertical-align: middle;
}

.doc-markdown .avatar {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin: 0.5rem 0 1rem;
}

.doc-markdown .avatar__photo {
  width: 3rem;
  height: 3rem;
  max-width: 3rem;
  margin: 0;
  border-radius: 50%;
  border: 1px solid var(--border);
  object-fit: cover;
}

.doc-markdown .avatar__name {
  font-weight: 600;
}

.doc-markdown .authorTitle_nd0D {
  color: var(--muted);
}

.doc-markdown iframe {
  display: block;
  width: 100%;
  max-width: 100%;
  aspect-ratio: 16 / 9;
  height: auto;
  margin: 1rem 0;
  border: 0;
  border-radius: 8px;
}

.doc-markdown .theme-admonition,
.doc-markdown .admonition_xJq3 {
  border: 1px solid var(--border);
  border-left-width: 5px;
  border-radius: 0.4rem;
  padding: 1rem 1rem 0.85rem;
  margin: 1rem 0;
  box-shadow: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  background: var(--note-bg);
  color: var(--note-text);
}

.doc-markdown .theme-admonition-note,
.doc-markdown .alert--secondary {
  background: var(--note-bg);
  border-color: var(--note-border);
  color: var(--note-text);
}

.doc-markdown .theme-admonition-caution,
.doc-markdown .alert--warning {
  background: var(--warning-bg);
  border-color: var(--warning-border);
  color: var(--warning-text);
}

.doc-markdown .theme-admonition-danger,
.doc-markdown .alert--danger {
  background: var(--danger-bg);
  border-color: var(--danger-border);
  color: var(--danger-text);
}

.doc-markdown .theme-admonition-info,
.doc-markdown .alert--info {
  background: var(--info-bg);
  border-color: var(--info-border);
  color: var(--info-text);
}

.doc-markdown .theme-admonition-tip,
.doc-markdown .alert--success {
  background: var(--tip-bg);
  border-color: var(--tip-border);
  color: var(--tip-text);
}

.doc-markdown .admonitionHeading_Gvgb {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-weight: 700;
  font-size: 0.875rem;
  text-transform: uppercase;
  margin-bottom: 0.35rem;
  color: inherit;
}

.doc-markdown .theme-admonition-caution .admonitionIcon_Rf37,
.doc-markdown .alert--warning .admonitionIcon_Rf37 {
  color: var(--warning-border);
}

.doc-markdown .theme-admonition-danger .admonitionIcon_Rf37,
.doc-markdown .alert--danger .admonitionIcon_Rf37 {
  color: var(--danger-border);
}

.doc-markdown .theme-admonition-info .admonitionIcon_Rf37,
.doc-markdown .alert--info .admonitionIcon_Rf37 {
  color: var(--info-border);
}

.doc-markdown .theme-admonition-tip .admonitionIcon_Rf37,
.doc-markdown .alert--success .admonitionIcon_Rf37 {
  color: var(--tip-text);
}

.doc-markdown .theme-admonition-note .admonitionIcon_Rf37,
.doc-markdown .alert--secondary .admonitionIcon_Rf37 {
  color: var(--muted);
}

.doc-markdown .theme-admonition a,
.doc-markdown .admonition_xJq3 a {
  color: inherit;
  text-decoration: underline;
}

.doc-markdown .admonitionIcon_Rf37 {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  width: 1.1rem;
  height: 1.1rem;
}

.doc-markdown .admonitionIcon_Rf37 svg {
  width: 1.1rem;
  height: 1.1rem;
  max-width: 1.1rem;
  max-height: 1.1rem;
  display: block;
  fill: currentColor;
}

.doc-markdown .admonitionContent_BuS1 > :first-child {
  margin-top: 0;
}

.doc-markdown .admonitionContent_BuS1 > :last-child {
  margin-bottom: 0;
}

.doc-markdown .hash-link {
  opacity: 0;
  margin-left: 0.35rem;
  text-decoration: none;
  font-size: 0.85em;
}

.doc-markdown .page-last-updated {
  margin-top: 2.5rem;
  padding-top: 1rem;
  border-top: 1px solid var(--border);
  font-size: 0.875rem;
  color: var(--muted);
}

.doc-markdown .page-last-updated time {
  color: var(--text);
  font-weight: 600;
}

.doc-markdown .row {
  display: flex;
  flex-wrap: wrap;
  margin: 1.5rem -1rem 0;
}

.doc-markdown .col {
  flex: 1 0;
  padding: 0 1rem;
  max-width: 100%;
}

.doc-markdown .col--6 {
  flex-basis: 50%;
  max-width: 50%;
}

.doc-markdown .margin-bottom--lg {
  margin-bottom: 2rem;
}

.doc-markdown a.card {
  display: flex;
  flex-direction: column;
  height: 100%;
  padding: 1.5rem;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 0.8rem;
  box-shadow: 0 1px 2px 0 rgba(0, 0, 0, 0.06);
  text-decoration: none;
  color: var(--text);
  transition: box-shadow 0.15s ease, border-color 0.15s ease;
}

.doc-markdown a.card:hover {
  border-color: #c8cdd3;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
  color: var(--text);
}

.doc-markdown a.card h2 {
  margin: 0 0 0.6rem;
  font-size: 1.2rem;
  font-weight: 600;
  line-height: 1.35;
  color: var(--text);
}

.doc-markdown a.card:hover h2 {
  color: var(--accent);
}

.doc-markdown a.card p {
  margin: 0;
  font-size: 0.85rem;
  line-height: 1.55;
  color: var(--muted);
}

.doc-markdown .text--truncate {
  overflow: hidden;
  text-overflow: ellipsis;
}

.doc-markdown a.card h2.text--truncate {
  white-space: nowrap;
}

.doc-markdown a.card p.text--truncate {
  display: -webkit-box;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 3;
  white-space: normal;
}

.doc-markdown h2:hover .hash-link,
.doc-markdown h3:hover .hash-link,
.doc-markdown h4:hover .hash-link {
  opacity: 0.5;
}

.doc-markdown .table-wrap {
  overflow-x: auto;
  margin: 1.25rem 0;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--surface);
}

.doc-markdown table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.92rem;
  line-height: 1.55;
}

.doc-markdown .table-wrap table {
  margin: 0;
  border: none;
}

.doc-markdown th {
  background: var(--th-bg);
  color: var(--text);
  font-weight: 600;
  text-align: left;
  padding: 0.7rem 0.9rem;
  border-bottom: 2px solid var(--border);
  white-space: nowrap;
}

.doc-markdown td {
  padding: 0.65rem 0.9rem;
  border-bottom: 1px solid var(--border);
  vertical-align: top;
}

.doc-markdown tbody tr:last-child td {
  border-bottom: none;
}

.doc-markdown tbody tr:hover {
  background: var(--active-bg);
}

.doc-markdown td:first-child:not(:empty) {
  width: 34%;
  min-width: 11rem;
  font-weight: 600;
  color: var(--text);
  background: var(--td-head-bg);
}

.doc-markdown tr:has(> td:first-child:empty) > td:first-child {
  background: var(--td-head-bg);
  border-left: 3px solid #cbd5e1;
}

.doc-markdown tr:has(> td:first-child:empty) > td:last-child {
  color: var(--text);
}

.doc-markdown td code {
  white-space: nowrap;
}

.site-footer {
  padding: 1.85rem 2rem;
  color: var(--muted);
  background: var(--surface);
  border-top: 1px solid var(--border);
}

.site-footer-inner {
  max-width: 1100px;
  margin: 0 auto;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 1rem 1.5rem;
}

.site-footer-disclaimer {
  margin: 0;
  max-width: 46rem;
  font-size: 0.85rem;
  line-height: 1.65;
  color: var(--muted);
}

.site-footer-disclaimer a {
  color: var(--link);
  text-underline-offset: 2px;
  text-decoration-color: var(--link-underline);
}

.site-footer-brand {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  flex-shrink: 0;
  margin-left: auto;
}

.site-footer-sign {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  color: var(--text);
}

.site-footer-sign-icon {
  display: block;
  width: 1.75rem;
  height: 1.75rem;
  border-radius: 8px;
}

.site-footer-divider {
  width: 1px;
  height: 1.3rem;
  background: var(--border);
}

.site-footer-links {
  display: flex;
  align-items: center;
  gap: 0.35rem;
}

.footer-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2.15rem;
  height: 2.15rem;
  border-radius: 50%;
  color: var(--muted);
  text-decoration: none;
  transition: color 0.16s ease, background 0.16s ease, transform 0.16s ease;
}

.footer-icon svg {
  width: 1.05rem;
  height: 1.05rem;
  fill: currentColor;
  display: block;
}

.footer-icon:hover {
  color: var(--accent);
  background: var(--active-bg);
}

a.footer-icon:hover {
  transform: translateY(-2px);
}

.footer-icon--static {
  cursor: default;
}

.index-page {
  max-width: 1100px;
  margin: 0 auto;
  padding: 2rem 1.5rem 3rem;
  background: var(--bg);
}

body.index-top .site-banner {
  display: none;
}

.index-hero {
  margin-bottom: 2rem;
  padding-bottom: 1.75rem;
  border-bottom: 1px solid var(--border);
}

.index-hero-eyebrow {
  margin: 0 0 0.5rem;
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  color: var(--accent);
  text-transform: uppercase;
}

.index-hero h1 {
  margin: 0 0 0.75rem;
  font-size: clamp(1.6rem, 4vw, 2rem);
  line-height: 1.3;
  color: var(--text);
}

.index-hero-lead {
  margin: 0 0 1.25rem;
  max-width: 42rem;
  color: var(--muted);
  font-size: 0.95rem;
}

.index-hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem;
}

.index-cta {
  display: inline-flex;
  align-items: center;
  padding: 0.55rem 1.1rem;
  border-radius: 8px;
  font-size: 0.92rem;
  font-weight: 600;
  text-decoration: none;
  border: 1px solid transparent;
}

.index-cta--primary {
  background: var(--accent-fill);
  color: #fff;
}

.index-cta--primary:hover {
  background: var(--accent-dark);
  color: #fff;
}

.index-cta--secondary {
  background: var(--surface);
  border-color: var(--border);
  color: var(--text);
}

.index-cta--secondary:hover {
  border-color: var(--accent);
  color: var(--accent-dark);
}

.index-quick-links {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 0.85rem;
  margin-bottom: 2rem;
}

.index-card {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  padding: 1rem 1.1rem;
  border: 1px solid var(--border);
  border-left: 3px solid var(--accent-bright);
  border-radius: 10px;
  background: var(--surface);
  text-decoration: none;
  color: inherit;
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
}

.index-card:hover {
  border-color: var(--accent);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.06);
}

.index-card-title {
  font-size: 1rem;
  font-weight: 700;
  color: var(--text);
}

.index-card-desc {
  font-size: 0.85rem;
  line-height: 1.45;
  color: var(--muted);
}

.index-search-section {
  margin-bottom: 1.75rem;
}

.index-search-section .toc-search,
.index-search {
  max-width: none;
  width: 100%;
}

.index-toc-tree {
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
}

.index-category {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 0;
  overflow: hidden;
}

.index-category-summary {
  display: flex;
  align-items: center;
  padding: 0.85rem 1.1rem;
  cursor: pointer;
  list-style: none;
  font-weight: 600;
  color: var(--text);
}

.index-category-summary::-webkit-details-marker {
  display: none;
}

.index-category-summary::before {
  content: "▸";
  display: inline-block;
  margin-right: 0.55rem;
  color: var(--muted);
  transition: transform 0.15s ease;
}

.index-category[open] > .index-category-summary::before {
  transform: rotate(90deg);
}

.index-category-title a {
  color: inherit;
  text-decoration: none;
}

.index-category-title a:hover {
  color: var(--accent);
}

.index-section-ja {
  font-size: 1.05rem;
}

.index-section-en {
  margin-left: 0.35rem;
  font-size: 0.82rem;
  font-weight: 500;
  color: var(--muted);
}

.index-category .toc-list {
  margin: 0;
  padding: 0 1.1rem 1rem 2rem;
}

.index-category .toc-more a {
  font-weight: 600;
}

.index-header {
  margin-bottom: 2rem;
}

.index-header h1 {
  margin: 0 0 0.75rem;
  font-size: 1.75rem;
  color: var(--text);
}

.index-intro {
  margin: 0 0 1.25rem;
  color: var(--muted);
}

.toc-search-label {
  display: block;
  margin-bottom: 0.35rem;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--muted);
}

.toc-search {
  width: 100%;
  max-width: 420px;
  padding: 0.6rem 0.85rem;
  border: 1px solid var(--border);
  border-radius: 8px;
  font: inherit;
  background: var(--surface);
  color: var(--text);
}

.toc-search:focus {
  outline: 2px solid rgba(0, 142, 161, 0.2);
  border-color: var(--accent);
}

.toc-tree {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 1rem;
  align-items: start;
}

.toc-section {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 1rem 1.1rem 1.15rem;
}

.toc-section--leaf {
  padding-bottom: 0.85rem;
}

.toc-heading {
  margin: 0 0 0.75rem;
  padding-bottom: 0.5rem;
  border-bottom: 1px solid var(--border);
  font-size: 1.05rem;
  line-height: 1.35;
  color: var(--text);
}

.toc-section--leaf .toc-heading {
  margin-bottom: 0;
  padding-bottom: 0;
  border-bottom: none;
}

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

.toc-list .toc-list {
  margin-top: 0.35rem;
  margin-left: 0.75rem;
  padding-left: 0.75rem;
  border-left: 2px solid var(--border);
}

.toc-item {
  margin: 0.2rem 0;
  font-size: 0.92rem;
  line-height: 1.45;
}

.toc-item a {
  display: inline-block;
  padding: 0.15rem 0;
  text-decoration: none;
  color: var(--link);
}

.toc-item a:hover {
  color: var(--accent-dark);
  text-decoration: underline;
}

.toc-branch-label {
  display: block;
  margin-bottom: 0.15rem;
  font-weight: 600;
  font-size: 0.9rem;
  color: var(--text);
}

.toc-branch-label a {
  color: var(--text);
}

.toc-branch-label a:hover {
  color: var(--accent);
}

.toc-hidden {
  display: none !important;
}

@media (max-width: 900px) {
  .layout {
    grid-template-columns: 1fr;
  }

  .sidebar {
    position: static;
    height: auto;
    border-right: none;
    border-bottom: 1px solid var(--border);
  }

  main.content {
    padding: 1.5rem;
  }

  .doc-markdown .col--6 {
    flex-basis: 100%;
    max-width: 100%;
  }
}

@media (max-width: 600px) {
  .index-page {
    padding: 1.25rem 1rem 2rem;
  }

  .index-quick-links {
    grid-template-columns: 1fr;
  }

  .index-hero-actions {
    flex-direction: column;
    align-items: stretch;
  }

  .index-cta {
    justify-content: center;
  }
}