:root {
  --bg: #fff8fa;
  --panel: #ffffff;
  --panel-soft: #fff0f4;
  --text: #28151d;
  --muted: #735463;
  --border: #ead2db;
  --accent: #d63f63;
  --accent-strong: #9b223b;
  --accent-soft: #ffe1e9;
  --ok: #147b5f;
  --warn: #a15a00;
  --code-bg: #27131d;
  --code-text: #ffeaf1;
  --shadow: 0 18px 48px rgba(72, 17, 36, 0.11);
  --radius: 18px;
  --topbar-height: 70px;
  --font-ui: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --font-mono: "SFMono-Regular", Consolas, "Liberation Mono", monospace;
}
html[data-theme="dark"] {
  --bg: #120b10;
  --panel: #1d1218;
  --panel-soft: #281620;
  --text: #fff2f6;
  --muted: #c79baa;
  --border: #432431;
  --accent: #ff6b8a;
  --accent-strong: #ff93a9;
  --accent-soft: #3a1d29;
  --ok: #7cd8b9;
  --warn: #ffd08a;
  --code-bg: #0f090d;
  --code-text: #fff1f6;
  --shadow: 0 18px 48px rgba(0, 0, 0, 0.38);
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; color: var(--text); background: radial-gradient(circle at top left, rgba(214,63,99,.16), transparent 34rem), linear-gradient(180deg, var(--bg), var(--bg)); font-family: var(--font-ui); line-height: 1.65; }
a { color: var(--accent-strong); text-decoration: none; }
a:hover { text-decoration: underline; }
.progress-bar { position: fixed; inset: 0 auto auto 0; height: 3px; width: 0; background: linear-gradient(90deg, var(--accent), var(--accent-strong)); z-index: 200; }
.skip-link { position: absolute; top: -100px; left: 1rem; padding: .65rem 1rem; background: var(--accent); color: #fff; border-radius: 999px; z-index: 1000; }
.skip-link:focus { top: .8rem; }
.topbar { height: var(--topbar-height); display: flex; align-items: center; justify-content: space-between; gap: 1.25rem; padding: 0 1.2rem; border-bottom: 1px solid var(--border); background: color-mix(in srgb, var(--panel) 90%, transparent); backdrop-filter: blur(14px); position: sticky; top: 0; z-index: 60; }
.brand { display: flex; align-items: center; gap: .85rem; min-width: 250px; }
.brand-mark { display: flex; align-items: center; gap: .75rem; color: var(--text); text-decoration: none; }
.brand-mark:hover { text-decoration: none; }
.brand-symbol { width: 42px; height: 42px; display: grid; place-items: center; border-radius: 12px; color: white; font-weight: 900; letter-spacing: -.04em; background: linear-gradient(135deg, #ff7793, #a4223f); box-shadow: 0 12px 24px rgba(156,34,59,.25); }
.brand-text { display: grid; line-height: 1.1; }
.brand-text strong { font-size: .98rem; }
.brand-text small { color: var(--muted); font-size: .74rem; }
.topnav { display: flex; align-items: center; gap: 1rem; }
.topnav a { color: var(--muted); font-size: .94rem; font-weight: 700; }
.topnav a:hover { color: var(--accent-strong); text-decoration: none; }
.top-actions { display: flex; align-items: center; gap: .65rem; }
.search-trigger, .theme-toggle, .icon-btn, .icon-close, .copy-code, .filter-chip, .back-to-top { border: 1px solid var(--border); background: var(--panel); color: var(--text); border-radius: 999px; cursor: pointer; font: inherit; }
.search-trigger { display: flex; align-items: center; gap: .7rem; min-width: 165px; justify-content: space-between; padding: .55rem .65rem .55rem .9rem; color: var(--muted); }
kbd { font-family: var(--font-mono); border: 1px solid var(--border); border-bottom-width: 2px; border-radius: 6px; padding: 0 .36rem; color: var(--muted); background: var(--panel-soft); }
.theme-toggle { width: 42px; height: 42px; font-size: 1.1rem; }
.theme-toggle:hover, .search-trigger:hover, .filter-chip:hover { border-color: var(--accent); }
.mobile-only { display: none; }
.icon-btn { width: 42px; height: 42px; display: grid; gap: 3px; place-content: center; }
.icon-btn span { display: block; width: 18px; height: 2px; background: var(--text); border-radius: 999px; }
.layout { display: grid; grid-template-columns: 306px minmax(0, 1fr) 260px; min-height: calc(100vh - var(--topbar-height)); }
.sidebar { position: sticky; top: var(--topbar-height); align-self: start; height: calc(100vh - var(--topbar-height)); overflow: auto; padding: 1rem .9rem 2rem; border-right: 1px solid var(--border); background: color-mix(in srgb, var(--panel) 82%, transparent); }
.sidebar-meta { display: inline-flex; align-items: center; gap: .5rem; color: var(--muted); font-size: .78rem; margin: 0 0 1rem .2rem; padding: .35rem .6rem; border-radius: 999px; background: var(--panel-soft); }
.status-dot { width: 8px; height: 8px; border-radius: 999px; background: var(--accent); box-shadow: 0 0 0 4px color-mix(in srgb, var(--accent) 18%, transparent); }
.nav-group { margin-bottom: .5rem; }
.nav-title { list-style: none; display: flex; align-items: center; justify-content: space-between; color: var(--muted); font-size: .74rem; font-weight: 900; text-transform: uppercase; letter-spacing: .08em; margin: .75rem .45rem .35rem; cursor: pointer; }
.nav-title::-webkit-details-marker { display: none; }
.nav-title span { font-size: .68rem; background: var(--panel-soft); padding: .08rem .4rem; border-radius: 999px; }
.nav-link { display: flex; align-items: center; justify-content: space-between; gap: .7rem; color: var(--muted); padding: .5rem .62rem; border-radius: 11px; font-size: .9rem; font-weight: 620; text-decoration: none; }
.nav-link small { font-size: .66rem; opacity: .7; white-space: nowrap; }
.nav-link:hover { background: var(--panel-soft); color: var(--text); text-decoration: none; }
.nav-link.active { background: linear-gradient(90deg, var(--accent-soft), transparent); color: var(--accent-strong); font-weight: 820; }
.doc-shell { width: 100%; max-width: 1020px; margin: 0 auto; padding: 2rem 2.25rem 4rem; }
.breadcrumbs { color: var(--muted); font-size: .86rem; margin-bottom: 1.1rem; }
.breadcrumbs span + span::before { content: " / "; opacity: .55; }
.doc-content { background: color-mix(in srgb, var(--panel) 76%, transparent); border: 1px solid var(--border); border-radius: 28px; box-shadow: var(--shadow); padding: clamp(1.2rem, 4vw, 3rem); }
.home-hero { display: grid; grid-template-columns: 1fr minmax(230px, 320px); gap: 1.4rem; align-items: stretch; margin-bottom: 1.4rem; }
.page-hero, .release-card { border: 1px solid var(--border); border-radius: 24px; background: linear-gradient(135deg, color-mix(in srgb, var(--accent-soft) 76%, transparent), transparent), var(--panel); padding: 1.3rem; margin-bottom: 1.4rem; }
.release-card { display: grid; align-content: center; }
.release-card span, .card .tag, .depth-grid article span { color: var(--accent-strong); font-size: .74rem; font-weight: 900; text-transform: uppercase; letter-spacing: .08em; }
.release-card strong { font-size: 1.45rem; line-height: 1.05; }
.chip-row, .page-meta, .filter-row, .hero-actions { display: flex; flex-wrap: wrap; gap: .5rem; align-items: center; }
.chip, .page-meta span { display: inline-flex; padding: .28rem .6rem; border-radius: 999px; border: 1px solid var(--border); background: var(--panel-soft); color: var(--muted); font-size: .76rem; font-weight: 750; }
.doc-content h1 { margin: .6rem 0 .6rem; font-size: clamp(2rem, 5vw, 3.55rem); line-height: 1.05; letter-spacing: -.045em; }
.doc-content h2 { margin-top: 2.35rem; padding-top: .35rem; font-size: 1.55rem; line-height: 1.18; letter-spacing: -.02em; }
.doc-content h3 { margin-top: 1.6rem; font-size: 1.12rem; }
.doc-content p { color: var(--text); margin: .9rem 0; }
.doc-content .lead { color: var(--muted); font-size: 1.08rem; max-width: 76ch; }
.doc-content ul, .doc-content ol { padding-left: 1.25rem; }
.doc-content li { margin: .35rem 0; }
.btn { display: inline-flex; align-items: center; justify-content: center; padding: .72rem 1rem; border-radius: 999px; border: 1px solid var(--border); background: var(--panel); color: var(--text); font-weight: 800; text-decoration: none; }
.btn.primary { background: var(--accent); border-color: var(--accent); color: white; }
.btn:hover { text-decoration: none; transform: translateY(-1px); }
.stats-grid, .depth-grid, .card-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 1rem; margin: 1.25rem 0; }
.stats-grid { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.stats-grid article, .depth-grid article, .card { display: block; border: 1px solid var(--border); border-radius: 18px; padding: 1rem; background: var(--panel); color: var(--text); text-decoration: none; }
.stats-grid strong { display: block; font-size: 2rem; line-height: 1; color: var(--accent-strong); }
.stats-grid span, .card small { display: block; color: var(--muted); margin-top: .35rem; }
.card { transition: transform .15s ease, border-color .15s ease; }
.card:hover { transform: translateY(-2px); border-color: var(--accent); text-decoration: none; }
.depth-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.callout { border: 1px solid var(--border); border-left: 5px solid var(--accent); background: var(--panel-soft); border-radius: 16px; padding: 1rem 1.1rem; margin: 1.1rem 0; }
.callout strong { display: block; margin-bottom: .25rem; }
.callout p { margin: 0; color: var(--muted); }
.callout.strategy { border-left-color: var(--ok); }
.callout.warn { border-left-color: var(--warn); }
.code-wrap { position: relative; margin: 1rem 0 1.35rem; border-radius: 18px; overflow: hidden; border: 1px solid color-mix(in srgb, var(--accent) 24%, var(--border)); background: var(--code-bg); }
.code-label { display: flex; justify-content: space-between; align-items: center; gap: .75rem; padding: .55rem .75rem; border-bottom: 1px solid rgba(255,255,255,.08); color: #ffc2d1; font-size: .78rem; font-weight: 900; text-transform: uppercase; letter-spacing: .06em; }
.copy-code { padding: .25rem .55rem; color: #ffeaf1; background: rgba(255,255,255,.08); border-color: rgba(255,255,255,.15); font-size: .75rem; }
pre { margin: 0; padding: 1rem; overflow: auto; background: var(--code-bg); color: var(--code-text); font-family: var(--font-mono); font-size: .92rem; line-height: 1.6; }
:not(pre) > code { padding: .15rem .36rem; border: 1px solid var(--border); border-radius: 6px; background: var(--panel-soft); color: var(--accent-strong); font-family: var(--font-mono); font-size: .92em; }
.checklist li::marker { color: var(--ok); }
.danger-list li::marker { color: var(--accent); }
.two-col { columns: 2; column-gap: 2rem; }
.table-wrap { overflow: auto; margin: 1rem 0; border: 1px solid var(--border); border-radius: 16px; }
table { width: 100%; border-collapse: collapse; background: var(--panel); }
th, td { padding: .75rem .85rem; border-bottom: 1px solid var(--border); text-align: left; vertical-align: top; }
th { color: var(--muted); font-size: .78rem; text-transform: uppercase; letter-spacing: .06em; }
tr:last-child td { border-bottom: 0; }
.timeline { border-left: 3px solid var(--accent-soft); padding-left: 1.2rem !important; }
.timeline li { margin: .75rem 0; }
.map-group { margin: 1.2rem 0 1.6rem; }
.map-group h2 { font-size: 1.25rem; }
.map-list { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: .75rem; }
.map-list a { display: grid; gap: .18rem; border: 1px solid var(--border); border-radius: 16px; padding: .85rem; background: var(--panel); color: var(--text); text-decoration: none; }
.map-list a:hover { border-color: var(--accent); }
.map-list small { color: var(--muted); }
.map-list span { color: var(--accent-strong); font-size: .72rem; font-weight: 800; }
.prev-next { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; margin-top: 1.15rem; }
.prev-next a { display: block; padding: .95rem 1rem; border: 1px solid var(--border); border-radius: 16px; background: var(--panel); color: var(--muted); text-decoration: none; }
.prev-next a:hover { border-color: var(--accent); color: var(--text); }
.prev-next strong { display: block; color: var(--text); }
.prev-next .next { text-align: right; }
.prev-next .disabled { visibility: hidden; }
.toc { position: sticky; top: var(--topbar-height); align-self: start; height: calc(100vh - var(--topbar-height)); overflow: auto; padding: 2rem 1.1rem; border-left: 1px solid var(--border); color: var(--muted); }
.toc-title { font-size: .75rem; font-weight: 900; letter-spacing: .08em; text-transform: uppercase; margin-bottom: .75rem; }
.toc a { display: block; color: var(--muted); font-size: .84rem; padding: .28rem 0; text-decoration: none; }
.toc .toc-h3 { padding-left: .8rem; font-size: .8rem; }
.toc a:hover { color: var(--accent-strong); }
.toc-empty { font-size: .83rem; color: var(--muted); }
.search-modal[hidden] { display: none; }
.search-modal { position: fixed; inset: 0; z-index: 100; }
.search-backdrop { position: absolute; inset: 0; background: rgba(16,7,11,.58); backdrop-filter: blur(5px); }
.search-panel { position: relative; width: min(760px, calc(100vw - 2rem)); max-height: min(720px, calc(100vh - 3rem)); overflow: hidden; margin: 5vh auto 0; border: 1px solid var(--border); border-radius: 24px; background: var(--panel); box-shadow: 0 30px 80px rgba(0,0,0,.35); }
.search-header { display: flex; align-items: center; justify-content: space-between; padding: 1rem 1.1rem; border-bottom: 1px solid var(--border); }
.search-header h2 { margin: 0; font-size: 1rem; }
.icon-close { width: 36px; height: 36px; font-size: 1.4rem; }
.search-input { display: block; width: calc(100% - 2rem); margin: 1rem; padding: .9rem 1rem; border: 1px solid var(--border); border-radius: 14px; background: var(--panel-soft); color: var(--text); font: inherit; outline: none; }
.search-input:focus { border-color: var(--accent); box-shadow: 0 0 0 4px color-mix(in srgb, var(--accent) 15%, transparent); }
.filter-row { padding: 0 1rem .8rem; max-height: 92px; overflow: auto; }
.filter-chip { padding: .32rem .62rem; color: var(--muted); background: var(--panel-soft); font-size: .8rem; }
.filter-chip.active { color: white; background: var(--accent); border-color: var(--accent); }
.search-results { max-height: 420px; overflow: auto; padding: 0 1rem 1rem; }
.search-result { display: block; padding: .85rem .9rem; border: 1px solid var(--border); border-radius: 14px; margin-bottom: .65rem; color: var(--text); background: var(--panel); text-decoration: none; }
.search-result:hover { border-color: var(--accent); text-decoration: none; }
.search-result span { display: block; color: var(--accent-strong); font-size: .72rem; font-weight: 900; text-transform: uppercase; letter-spacing: .06em; }
.search-result small { display: block; color: var(--muted); margin-top: .15rem; }
.empty-state { color: var(--muted); padding: 1rem; }
.back-to-top { position: fixed; right: 1rem; bottom: 1rem; width: 44px; height: 44px; opacity: 0; pointer-events: none; transform: translateY(8px); transition: .16s ease; box-shadow: var(--shadow); }
.back-to-top.visible { opacity: 1; pointer-events: auto; transform: translateY(0); }
.footer { padding: 1rem 1.3rem; border-top: 1px solid var(--border); color: var(--muted); font-size: .84rem; background: var(--panel); }
.footer p { margin: 0; }
@media (max-width: 1200px) { .layout { grid-template-columns: 292px minmax(0, 1fr); } .toc { display: none; } .stats-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 900px) { .mobile-only { display: grid; } .topnav { display: none; } .brand { min-width: 0; } .brand-text small { display: none; } .search-trigger { min-width: auto; } .search-trigger span { display: none; } .layout { grid-template-columns: 1fr; } .sidebar { position: fixed; top: var(--topbar-height); left: 0; bottom: 0; width: min(330px, 88vw); z-index: 70; transform: translateX(-105%); transition: transform .18s ease; box-shadow: var(--shadow); } body.sidebar-open .sidebar { transform: translateX(0); } .doc-shell { padding: 1rem 1rem 3rem; } .doc-content { border-radius: 20px; } .home-hero { grid-template-columns: 1fr; } .card-grid, .depth-grid, .map-list, .prev-next { grid-template-columns: 1fr; } .prev-next .next { text-align: left; } .two-col { columns: 1; } }
@media (max-width: 560px) { .doc-content h1 { font-size: 2rem; } .stats-grid { grid-template-columns: 1fr; } .topbar { padding: 0 .8rem; } .brand-symbol { width: 38px; height: 38px; } }


/* --------------------------------------------------------------------------
   v0.3 Layout Pass — cards, scrollbars and polish
   -------------------------------------------------------------------------- */
:root {
  --scrollbar-track: color-mix(in srgb, var(--panel-soft) 78%, transparent);
  --scrollbar-thumb: color-mix(in srgb, var(--accent) 52%, var(--border));
  --scrollbar-thumb-hover: color-mix(in srgb, var(--accent) 78%, var(--accent-strong));
  --card-bg: color-mix(in srgb, var(--panel) 90%, var(--panel-soft));
  --card-bg-hover: color-mix(in srgb, var(--panel-soft) 64%, var(--panel));
  --surface-line: color-mix(in srgb, var(--border) 70%, transparent);
}

html {
  scrollbar-color: var(--scrollbar-thumb) var(--scrollbar-track);
  scrollbar-width: thin;
  scrollbar-gutter: stable;
}

* {
  scrollbar-color: var(--scrollbar-thumb) var(--scrollbar-track);
  scrollbar-width: thin;
}

*::-webkit-scrollbar {
  width: 12px;
  height: 12px;
}

*::-webkit-scrollbar-track {
  background: var(--scrollbar-track);
  border-radius: 999px;
}

*::-webkit-scrollbar-thumb {
  min-height: 42px;
  border: 3px solid var(--scrollbar-track);
  border-radius: 999px;
  background: linear-gradient(180deg, var(--scrollbar-thumb), color-mix(in srgb, var(--accent-strong) 60%, var(--scrollbar-thumb)));
}

*::-webkit-scrollbar-thumb:hover {
  background: linear-gradient(180deg, var(--scrollbar-thumb-hover), var(--accent-strong));
}

*::-webkit-scrollbar-corner {
  background: transparent;
}

.sidebar,
.toc,
.search-results,
.filter-row,
.table-wrap,
pre {
  scrollbar-gutter: stable;
}

.sidebar::-webkit-scrollbar,
.toc::-webkit-scrollbar {
  width: 10px;
}

.sidebar::-webkit-scrollbar-track,
.toc::-webkit-scrollbar-track {
  background: color-mix(in srgb, var(--panel) 72%, transparent);
}

.sidebar::-webkit-scrollbar-thumb,
.toc::-webkit-scrollbar-thumb {
  border-width: 3px;
}

.doc-shell {
  max-width: 1060px;
}

.doc-content {
  position: relative;
  overflow: clip;
}

.doc-content::before {
  content: "";
  position: absolute;
  inset: 0 0 auto;
  height: 1px;
  background: linear-gradient(90deg, transparent, color-mix(in srgb, var(--accent) 44%, transparent), transparent);
  pointer-events: none;
}

.doc-content h2,
.doc-content h3 {
  scroll-margin-top: calc(var(--topbar-height) + 1.2rem);
}

.card-grid,
.depth-grid,
.stats-grid {
  align-items: stretch;
}

.card,
.depth-grid article,
.stats-grid article,
.map-list a,
.prev-next a,
.search-result {
  position: relative;
  overflow: hidden;
  border-color: var(--surface-line);
  background: linear-gradient(180deg, color-mix(in srgb, var(--card-bg) 96%, transparent), var(--card-bg));
  box-shadow: 0 1px 0 color-mix(in srgb, white 35%, transparent) inset, 0 12px 34px rgba(72, 17, 36, .055);
}

html[data-theme="dark"] .card,
html[data-theme="dark"] .depth-grid article,
html[data-theme="dark"] .stats-grid article,
html[data-theme="dark"] .map-list a,
html[data-theme="dark"] .prev-next a,
html[data-theme="dark"] .search-result {
  box-shadow: 0 1px 0 rgba(255,255,255,.035) inset, 0 18px 42px rgba(0,0,0,.18);
}

.card::after,
.depth-grid article::after,
.map-list a::after,
.search-result::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: radial-gradient(circle at top right, color-mix(in srgb, var(--accent) 13%, transparent), transparent 42%);
  opacity: .78;
}

.card,
.map-list a,
.prev-next a {
  min-height: 132px;
  display: grid;
  align-content: start;
  gap: .35rem;
  padding: 1.05rem 1.05rem 1rem;
  transition: transform .18s ease, border-color .18s ease, background .18s ease, box-shadow .18s ease;
}

.card:hover,
.map-list a:hover,
.prev-next a:hover,
.search-result:hover {
  transform: translateY(-2px);
  border-color: color-mix(in srgb, var(--accent) 62%, var(--border));
  background: linear-gradient(180deg, var(--card-bg-hover), var(--card-bg));
  box-shadow: 0 1px 0 color-mix(in srgb, white 45%, transparent) inset, 0 18px 42px rgba(72, 17, 36, .105);
}

.card .tag,
.depth-grid article span,
.release-card span,
.map-list span,
.search-result span {
  width: max-content;
  max-width: 100%;
  display: inline-flex;
  align-items: center;
  gap: .35rem;
  margin: 0 0 .18rem;
  padding: .22rem .52rem;
  border: 1px solid color-mix(in srgb, var(--accent) 28%, var(--border));
  border-radius: 999px;
  background: color-mix(in srgb, var(--accent-soft) 72%, transparent);
  color: var(--accent-strong);
  font-size: .68rem;
  font-weight: 920;
  letter-spacing: .085em;
  line-height: 1.15;
  text-transform: uppercase;
}

.card strong,
.map-list strong,
.prev-next strong,
.search-result strong {
  position: relative;
  z-index: 1;
  display: block;
  margin: .1rem 0 .15rem;
  color: var(--text);
  font-size: 1.04rem;
  line-height: 1.18;
  letter-spacing: -.012em;
}

.card small,
.map-list small,
.search-result small,
.depth-grid article p,
.stats-grid span {
  position: relative;
  z-index: 1;
  color: var(--muted);
  line-height: 1.5;
}

.depth-grid article {
  min-height: 160px;
  padding: 1.05rem 1.05rem 1rem;
}

.depth-grid article p {
  margin: .35rem 0 0;
}

.stats-grid article {
  min-height: 118px;
  padding: 1.1rem;
}

.stats-grid strong {
  font-size: clamp(1.8rem, 4vw, 2.35rem);
  letter-spacing: -.055em;
}

.release-card {
  min-height: 100%;
  gap: .4rem;
}

.release-card span {
  margin-bottom: .3rem;
}

.release-card strong {
  display: block;
  margin: .15rem 0 .3rem;
}

.page-hero,
.release-card {
  position: relative;
  overflow: hidden;
}

.page-hero::after,
.release-card::after {
  content: "";
  position: absolute;
  inset: auto -18% -48% auto;
  width: 260px;
  height: 260px;
  border-radius: 999px;
  background: color-mix(in srgb, var(--accent) 12%, transparent);
  pointer-events: none;
}

.page-meta {
  position: relative;
  z-index: 1;
  margin-top: 1rem;
}

.topbar {
  box-shadow: 0 1px 0 color-mix(in srgb, var(--border) 65%, transparent), 0 14px 44px rgba(72, 17, 36, .045);
}

.sidebar {
  overscroll-behavior: contain;
}

.nav-link {
  min-height: 42px;
}

.nav-link small {
  border: 1px solid color-mix(in srgb, var(--border) 72%, transparent);
  border-radius: 999px;
  padding: .05rem .36rem;
  background: color-mix(in srgb, var(--panel-soft) 74%, transparent);
}

.nav-link.active small {
  border-color: color-mix(in srgb, var(--accent) 35%, var(--border));
  color: var(--accent-strong);
}

.toc a {
  border-left: 2px solid transparent;
  padding-left: .55rem;
}

.toc a.active {
  color: var(--accent-strong);
  border-left-color: var(--accent);
  font-weight: 820;
}

.search-panel {
  display: flex;
  flex-direction: column;
}

.search-results {
  flex: 1;
}

@media (max-width: 900px) {
  .card,
  .map-list a,
  .prev-next a {
    min-height: auto;
  }

  .depth-grid article,
  .stats-grid article {
    min-height: auto;
  }
}

@supports not (color: color-mix(in srgb, white, black)) {
  :root {
    --scrollbar-track: var(--panel-soft);
    --scrollbar-thumb: var(--border);
    --scrollbar-thumb-hover: var(--accent);
    --card-bg: var(--panel);
    --card-bg-hover: var(--panel-soft);
    --surface-line: var(--border);
  }
}

.card .tag,
.depth-grid article span,
.release-card span,
.map-list span,
.search-result span {
  position: relative;
  z-index: 1;
}


/* v0.4 editorial components */
.matrix-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 1rem; margin: 1.2rem 0; }
.matrix-grid article { border: 1px solid var(--border); background: color-mix(in srgb, var(--panel) 86%, transparent); border-radius: 18px; padding: 1rem; box-shadow: 0 10px 26px rgba(72,17,36,.06); }
.matrix-grid article strong { display: block; margin-bottom: .35rem; font-size: 1rem; }
.matrix-grid article p { margin: 0; color: var(--muted); }
.qa-list { display: grid; gap: .75rem; margin: 1.2rem 0; }
.qa-list details { border: 1px solid var(--border); background: var(--panel); border-radius: 16px; padding: .85rem 1rem; }
.qa-list summary { cursor: pointer; font-weight: 800; color: var(--accent-strong); }
.qa-list details p { margin-bottom: 0; }
.doc-content code { border: 1px solid var(--border); border-radius: 7px; padding: .08rem .32rem; background: var(--panel-soft); color: var(--accent-strong); font-size: .92em; }
.code-wrap code { border: 0; padding: 0; background: transparent; color: inherit; }
.callout.strategy { border-color: color-mix(in srgb, var(--accent) 45%, var(--border)); background: linear-gradient(135deg, color-mix(in srgb, var(--accent-soft) 82%, transparent), var(--panel)); }
.callout.warn { border-color: color-mix(in srgb, var(--warn) 45%, var(--border)); }
.danger-list li::marker { color: var(--accent); }
.checklist li::marker { color: var(--ok); }
@media (max-width: 760px) { .matrix-grid { grid-template-columns: 1fr; } }