/* Scrible docs. Same tokens as the app (app/styles/tokens.css). */
:root {
  --c-black: #0e0e10;
  --c-surface: #16161a;
  --c-raised: #1f1f23;
  --c-line: #26262b;
  --c-muted: #6b6b75;
  --c-text-2: #a9a9b3;
  --c-ice: #f7f7f8;
  --c-volt: #53fc18;
  --c-volt-deep: #2fb300;
  --c-ultra: #9146ff;
  --c-ultra-deep: #6a2bd9;
  --red: #fe2c55;
  --amber: #ffb020;
  --field-focus: #a9a9b3;
  --field-focus-ring: #a9a9b324;
  --ease-enter: cubic-bezier(.22, 1, .36, 1);
  --sidebar: 264px;
  --toc: 220px;
  --header: 64px;
  --font: "Nunito", system-ui, sans-serif;
  --mono: ui-monospace, "SF Mono", SFMono-Regular, Menlo, Consolas, monospace;
  color-scheme: dark;
}
*, *::before, *::after { box-sizing: border-box; }
html { background: var(--c-black); scroll-behavior: smooth; scroll-padding-top: calc(var(--header) + 16px); -webkit-text-size-adjust: 100%; }
body {
  margin: 0; background: var(--c-black); color: var(--c-ice);
  font-family: var(--font); font-weight: 600; font-size: 15px; line-height: 1.65;
  -webkit-font-smoothing: antialiased; text-rendering: optimizeLegibility;
}
::selection { background: var(--c-ultra); color: var(--c-ice); }
a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; background: none; border: 0; padding: 0; cursor: pointer; }
:is(a, button, summary):focus-visible { outline: 2px solid var(--c-volt); outline-offset: 3px; border-radius: 6px; }
* { scrollbar-color: #2e2e34 transparent; scrollbar-width: thin; }
.skip-link { position: absolute; left: 12px; top: -60px; z-index: 100; background: var(--c-volt); color: var(--c-black); padding: 10px 16px; border-radius: 999px; font-weight: 900; }
.skip-link:focus { top: 12px; }

/* header */
.site-header {
  position: sticky; top: 0; z-index: 40; height: var(--header);
  display: flex; align-items: center; gap: 16px; padding: 0 20px;
  background: rgb(14 14 16 / 92%); border-bottom: 1px solid var(--c-line);
  backdrop-filter: blur(8px); -webkit-backdrop-filter: blur(8px);
}
.brand { display: inline-flex; align-items: center; gap: 9px; font-size: 20px; font-weight: 900; letter-spacing: -.04em; white-space: nowrap; }
.brand-mark { display: grid; place-items: center; width: 28px; height: 28px; border-radius: 9px; background: var(--c-volt); color: var(--c-black); box-shadow: 0 3px 0 var(--c-volt-deep); }
.brand-tag { padding: 2px 8px; border-radius: 999px; border: 1px solid var(--c-line); font-size: 11px; font-weight: 800; color: var(--c-text-2); letter-spacing: 0; }
.search-button {
  display: flex; align-items: center; gap: 8px; width: min(100%, 420px); margin-left: 24px;
  padding: 9px 14px; border: 1px solid var(--c-line); border-radius: 999px; color: var(--c-muted);
  font-size: 14px; font-weight: 700; text-align: left; transition: border-color .2s;
}
.search-button:hover { border-color: #3a3a41; color: var(--c-text-2); }
.search-button span { flex: 1; }
kbd { font-family: var(--mono); font-size: 11px; line-height: 1; padding: 4px 7px; border-radius: 6px; border: 1px solid var(--c-line); color: var(--c-muted); background: var(--c-surface); }
.header-actions { margin-left: auto; display: flex; align-items: center; gap: 8px; }
.menu-button { display: none; width: 42px; height: 42px; border-radius: 999px; border: 1px solid var(--c-line); place-items: center; }

/* buttons */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px; white-space: nowrap;
  min-height: 40px; padding: 9px 18px; border-radius: 999px; border: 1px solid var(--c-line);
  font-size: 14px; font-weight: 900; transition: transform .15s, box-shadow .15s, background .2s, border-color .2s;
}
.btn-primary { background: var(--c-volt); color: var(--c-black); border-color: var(--c-volt); box-shadow: 0 4px 0 var(--c-volt-deep); }
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 6px 0 var(--c-volt-deep); }
.btn-primary:active { transform: translateY(3px); box-shadow: 0 1px 0 var(--c-volt-deep); }
.btn-secondary { background: var(--c-ultra-deep); color: var(--c-ice); border-color: var(--c-ultra); box-shadow: 0 4px 0 #000; }
.btn-secondary:hover { transform: translateY(-2px); box-shadow: 0 6px 0 #000; }
.btn-secondary:active { transform: translateY(2px); box-shadow: 0 1px 0 #000; }

/* layout */
.layout { display: grid; grid-template-columns: var(--sidebar) minmax(0, 1fr) var(--toc); max-width: 1380px; margin: 0 auto; }
.sidebar {
  position: sticky; top: var(--header); height: calc(100vh - var(--header)); overflow-y: auto;
  padding: 24px 16px 40px 20px; border-right: 1px solid var(--c-line);
}
.nav-group + .nav-group { margin-top: 22px; }
.nav-title { margin: 0 0 6px 10px; font-size: 11px; font-weight: 900; letter-spacing: .06em; text-transform: uppercase; color: var(--c-muted); }
.nav-group ul { list-style: none; margin: 0; padding: 0; }
.nav-group a {
  display: block; padding: 7px 10px; border-radius: 10px; font-size: 14px; font-weight: 800; color: var(--c-text-2);
  transition: background .2s, color .2s;
}
.nav-group a:hover { background: var(--c-surface); color: var(--c-ice); }
.nav-group a[aria-current=page] { background: var(--c-raised); color: var(--c-ice); box-shadow: inset 3px 0 0 var(--c-volt); }
.side-foot { margin-top: 28px; padding: 14px 10px 0; border-top: 1px solid var(--c-line); font-size: 12px; color: var(--c-muted); }
.side-foot a { display: flex; align-items: center; gap: 6px; padding: 4px 0; font-weight: 800; color: var(--c-text-2); }
.side-foot a:hover { color: var(--c-ice); }

.content { min-width: 0; padding: 40px 48px 64px; }
.article { max-width: 760px; margin: 0 auto; animation: enter .45s var(--ease-enter) backwards; }
@keyframes enter { from { opacity: 0; transform: translateY(6px); } to { opacity: 1; transform: none; } }
.crumb { margin: 0 0 10px; font-size: 12px; font-weight: 800; color: var(--c-muted); }
.article h1 { margin: 0; font-size: clamp(32px, 4vw, 44px); font-weight: 900; line-height: 1.08; letter-spacing: -.035em; }
.lede { margin: 14px 0 0; font-size: 18px; line-height: 1.55; color: var(--c-text-2); }
.article h2 { margin: 48px 0 12px; font-size: 24px; font-weight: 900; letter-spacing: -.025em; line-height: 1.2; }
.article h3 { margin: 30px 0 8px; font-size: 18px; font-weight: 900; letter-spacing: -.015em; }
.article :is(h2, h3) { position: relative; scroll-margin-top: calc(var(--header) + 16px); }
.anchor { margin-left: 8px; color: var(--c-muted); opacity: 0; font-weight: 700; transition: opacity .2s; }
.article :is(h2, h3):hover .anchor, .anchor:focus-visible { opacity: 1; }
.article p { margin: 12px 0 0; color: #d6d6dc; }
.article ul, .article ol { margin: 12px 0 0; padding-left: 22px; color: #d6d6dc; }
.article li + li { margin-top: 6px; }
.article li::marker { color: var(--c-muted); }
.article strong { color: var(--c-ice); font-weight: 900; }
.article a:not(.btn):not(.card):not(.pager a) { color: var(--c-volt); text-decoration: underline; text-decoration-color: rgb(83 252 24 / 35%); text-underline-offset: 3px; }
.article a:not(.btn):not(.card):hover { text-decoration-color: var(--c-volt); }
code { font-family: var(--mono); font-size: .88em; padding: 2px 6px; border-radius: 6px; background: var(--c-raised); border: 1px solid var(--c-line); color: var(--c-ice); overflow-wrap: anywhere; }
pre { position: relative; margin: 16px 0 0; padding: 16px 18px; overflow-x: auto; border-radius: 14px; background: var(--c-surface); border: 1px solid var(--c-line); line-height: 1.6; }
pre code { padding: 0; border: 0; background: none; font-size: 13px; overflow-wrap: normal; white-space: pre; }
.copy {
  position: absolute; top: 10px; right: 10px; padding: 4px 10px; border-radius: 999px; border: 1px solid var(--c-line);
  background: var(--c-raised); font-size: 11px; font-weight: 800; color: var(--c-text-2); opacity: 0; transition: opacity .2s;
}
pre:hover .copy, .copy:focus-visible { opacity: 1; }
.copy.done { color: var(--c-volt); }

/* tables */
.table-wrap { margin: 16px 0 0; overflow-x: auto; border: 1px solid var(--c-line); border-radius: 14px; }
table { width: 100%; border-collapse: collapse; font-size: 14px; }
th { padding: 10px 14px; text-align: left; font-size: 12px; font-weight: 900; color: var(--c-text-2); background: var(--c-surface); white-space: nowrap; }
td { padding: 10px 14px; border-top: 1px solid var(--c-line); color: #d6d6dc; vertical-align: top; }
td code { white-space: nowrap; }
tr:hover td { background: #ffffff03; }

/* callouts */
.callout { margin: 20px 0 0; padding: 14px 16px; border-radius: 14px; border: 1px solid var(--c-line); background: var(--c-surface); }
.callout-title { display: flex; align-items: center; gap: 8px; font-size: 14px; font-weight: 900; color: var(--c-ice); }
.callout-title::before { content: ""; width: 8px; height: 8px; border-radius: 99px; background: var(--c-text-2); }
.callout > :not(.callout-title) { margin-top: 6px; }
.callout p, .callout li { font-size: 14px; }
.callout.key { border-color: rgb(83 252 24 / 30%); }
.callout.key .callout-title::before { background: var(--c-volt); box-shadow: 0 0 0 3px rgb(83 252 24 / 18%); }
.callout.info { border-color: rgb(145 70 255 / 40%); }
.callout.info .callout-title::before { background: var(--c-ultra); }
.callout.warn { border-color: rgb(255 176 32 / 35%); }
.callout.warn .callout-title::before { background: var(--amber); }
.callout.danger { border-color: rgb(254 44 85 / 40%); }
.callout.danger .callout-title::before { background: var(--red); }
.verify {
  display: inline-block; margin-left: 4px; padding: 0 7px; border-radius: 999px; vertical-align: 1px;
  font-family: var(--mono); font-size: 10px; font-weight: 700; letter-spacing: .04em; line-height: 18px;
  color: var(--c-black); background: var(--amber);
}

/* definition list */
.defs { margin: 16px 0 0; border: 1px solid var(--c-line); border-radius: 14px; overflow: hidden; }
.defs > div { display: grid; grid-template-columns: 180px minmax(0, 1fr); gap: 16px; padding: 12px 16px; }
.defs > div + div { border-top: 1px solid var(--c-line); }
.defs dt { font-weight: 900; color: var(--c-ice); }
.defs dd { margin: 0; color: #d6d6dc; }

/* steps */
.steps { list-style: none; margin: 20px 0 0; padding: 0; counter-reset: step; }
.steps > li { position: relative; margin: 0; padding: 0 0 22px 52px; counter-increment: step; }
.steps > li::before {
  content: counter(step, decimal-leading-zero); position: absolute; left: 0; top: 0;
  display: grid; place-items: center; width: 34px; height: 34px; border-radius: 11px;
  background: var(--c-raised); border: 1px solid var(--c-line); font-size: 12px; font-weight: 900; color: var(--c-volt);
}
.steps > li:not(:last-child)::after { content: ""; position: absolute; left: 16px; top: 40px; bottom: 6px; width: 2px; border-radius: 2px; background: var(--c-line); }
.steps > li > strong:first-child { display: block; padding-top: 5px; font-size: 16px; }
.steps > li + li { margin-top: 0; }

/* cards */
.cards { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px; margin: 20px 0 0; }
.card {
  display: block; padding: 16px 18px; border-radius: 16px; border: 1px solid var(--c-line); background: var(--c-surface);
  transition: border-color .25s, background .25s;
}
.card:hover { border-color: var(--c-ultra); background: var(--c-raised); }
.card strong { display: flex; align-items: center; justify-content: space-between; font-size: 16px; font-weight: 900; }
.card strong::after { content: "→"; color: var(--c-muted); transition: transform .46s var(--ease-enter), color .2s; }
.card:hover strong::after { color: var(--c-volt); transform: translateX(3px); }
.card span { display: block; margin-top: 4px; font-size: 13px; color: var(--c-text-2); }
.facts { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); margin: 24px 0 0; border: 1px solid var(--c-line); border-radius: 16px; overflow: hidden; background: var(--c-surface); }
.facts > div { padding: 14px 16px; }
.facts > div + div { border-left: 1px solid var(--c-line); }
.facts dt { font-size: 11px; font-weight: 800; color: var(--c-text-2); }
.facts dd { margin: 4px 0 0; font-size: 22px; font-weight: 900; letter-spacing: -.04em; font-variant-numeric: tabular-nums; }
.facts > div:first-child dd { color: var(--c-volt); }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 24px; }

/* pager */
.pager { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; margin-top: 56px; padding-top: 24px; border-top: 1px solid var(--c-line); }
.pager a { display: block; padding: 14px 16px; border-radius: 14px; border: 1px solid var(--c-line); transition: border-color .2s, background .2s; }
.pager a:hover { border-color: var(--c-volt-deep); background: var(--c-surface); }
.pager small { display: block; font-size: 11px; font-weight: 800; color: var(--c-muted); }
.pager span { display: block; margin-top: 2px; font-weight: 900; }
.pager .next { grid-column: 2; text-align: right; }
.page-meta { margin-top: 20px; font-size: 12px; color: var(--c-muted); }

/* toc */
.toc { position: sticky; top: var(--header); height: calc(100vh - var(--header)); overflow-y: auto; padding: 40px 20px 40px 8px; }
.toc p { margin: 0 0 8px; font-size: 11px; font-weight: 900; letter-spacing: .06em; text-transform: uppercase; color: var(--c-muted); }
.toc ul { list-style: none; margin: 0; padding: 0; border-left: 1px solid var(--c-line); }
.toc a { display: block; margin-left: -1px; padding: 4px 0 4px 12px; border-left: 2px solid transparent; font-size: 13px; font-weight: 700; color: var(--c-muted); transition: color .2s, border-color .2s; }
.toc a.sub { padding-left: 24px; font-size: 12px; }
.toc a:hover { color: var(--c-ice); }
.toc a.active { color: var(--c-ice); border-left-color: var(--c-volt); }

/* search dialog */
.search-dialog { width: min(640px, calc(100% - 24px)); max-height: min(70vh, 560px); margin: 10vh auto auto; padding: 0; border: 1px solid var(--c-line); border-radius: 18px; background: var(--c-surface); color: var(--c-ice); box-shadow: 0 6px 0 #000; overflow: hidden; }
.search-dialog::backdrop { background: rgb(0 0 0 / 70%); }
.search-field { display: flex; align-items: center; gap: 10px; padding: 14px 16px; border-bottom: 1px solid var(--c-line); }
.search-field input { flex: 1; min-width: 0; background: transparent; border: 0; outline: none; color: var(--c-ice); font: inherit; font-size: 16px; font-weight: 700; }
.search-field input::placeholder { color: var(--c-muted); }
.search-results { list-style: none; margin: 0; padding: 8px; max-height: calc(min(70vh, 560px) - 60px); overflow-y: auto; }
.search-results a { display: block; padding: 10px 12px; border-radius: 12px; }
.search-results a:hover, .search-results a[aria-selected=true] { background: var(--c-raised); }
.search-results strong { display: block; font-size: 14px; font-weight: 900; }
.search-results span { display: block; margin-top: 2px; font-size: 12px; color: var(--c-text-2); }
.search-results mark { background: none; color: var(--c-volt); }
.search-empty { padding: 18px 12px; font-size: 13px; color: var(--c-text-2); }

.site-footer { border-top: 1px solid var(--c-line); padding: 24px 20px 32px; font-size: 12px; color: var(--c-muted); text-align: center; }

/* responsive */
@media (max-width: 1180px) {
  .layout { grid-template-columns: var(--sidebar) minmax(0, 1fr); }
  .toc { display: none; }
}
@media (max-width: 860px) {
  .layout { grid-template-columns: 1fr; }
  .menu-button { display: grid; }
  .search-button { margin-left: 0; width: auto; flex: 1; }
  .search-button span, .search-button kbd { display: none; }
  .search-button { flex: 0 0 42px; height: 42px; padding: 0; justify-content: center; }
  .header-actions .btn { min-height: 38px; padding: 7px 14px; font-size: 13px; }
  .sidebar {
    position: fixed; z-index: 50; top: var(--header); left: 0; bottom: 0; width: min(320px, 86vw); height: auto;
    background: var(--c-black); transform: translateX(-100%); transition: transform .24s var(--ease-enter);
  }
  body.nav-open .sidebar { transform: none; box-shadow: 0 0 0 100vmax rgb(0 0 0 / 60%); }
  .content { padding: 28px 16px 48px; }
  .cards, .pager { grid-template-columns: 1fr; }
  .pager .next { grid-column: auto; }
  .facts { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .facts > div:nth-child(3) { border-left: 0; }
  .facts > div:nth-child(n+3) { border-top: 1px solid var(--c-line); }
  .defs > div { grid-template-columns: 1fr; gap: 2px; }
}
@media (max-width: 420px) {
  .brand-tag { display: none; }
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: .01ms !important; transition-duration: .01ms !important; scroll-behavior: auto !important; }
  .btn:hover, .btn:active { transform: none !important; }
}