/* rctp.dev: shared styles for the landing page and the rendered docs and spec. Tokens match docs/core-concepts.html. */
:root {
  --bg: #f7f6f2;
  --surface: #ffffff;
  --sunk: #f1efe9;
  --ink: #16181d;
  --muted: #5d6270;
  --line: #dedad0;
  --accent: #1f6f5c;
  --accent-soft: #dcefe8;
  --on-accent: #ffffff;
  --ask: #9a6a12;
  --ask-soft: #f7ecd4;
  --forbid: #a23a32;
  --code-bg: #f3f1ec;
  --mono: ui-monospace, 'SF Mono', Menlo, Consolas, monospace;
  --sans: 'Inter', ui-sans-serif, system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme='light']) {
    --bg: #121417;
    --surface: #1a1d22;
    --sunk: #16191d;
    --ink: #eceae4;
    --muted: #9aa0ad;
    --line: #2f343c;
    --accent: #6cc7ac;
    --accent-soft: #1d3a31;
    --on-accent: #0d1512;
    --ask: #e2b45a;
    --ask-soft: #3a2f17;
    --forbid: #ec8a80;
    --code-bg: #1f2329;
  }
}
:root[data-theme='dark'] {
  --bg: #121417;
  --surface: #1a1d22;
  --sunk: #16191d;
  --ink: #eceae4;
  --muted: #9aa0ad;
  --line: #2f343c;
  --accent: #6cc7ac;
  --accent-soft: #1d3a31;
  --on-accent: #0d1512;
  --ask: #e2b45a;
  --ask-soft: #3a2f17;
  --forbid: #ec8a80;
  --code-bg: #1f2329;
}
* {
  box-sizing: border-box;
}
html,
body {
  margin: 0;
}
body {
  background: var(--bg);
  color: var(--ink);
  font: 16px/1.6 var(--sans);
  -webkit-font-smoothing: antialiased;
}
a {
  color: var(--accent);
  text-decoration: none;
}
a:hover {
  text-decoration: underline;
}
code {
  font-family: var(--mono);
  font-size: 0.86em;
  background: var(--code-bg);
  border-radius: 5px;
  padding: 0.1em 0.35em;
}
pre {
  background: var(--code-bg);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 14px 16px;
  overflow-x: auto;
  font: 13px/1.55 var(--mono);
}
pre code {
  background: none;
  padding: 0;
  font-size: inherit;
}
.wrap {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 16px;
}
.muted {
  color: var(--muted);
}

footer.foot {
  border-top: 1px solid var(--line);
  margin-top: 72px;
  padding: 28px 0 40px;
  font-size: 14px;
  color: var(--muted);
}
footer.foot .wrap {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 24px;
  justify-content: space-between;
}

/* Rendered pages: section navigation | article | on this page */
.doc {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 16px;
  display: grid;
  grid-template-columns: 210px minmax(0, 1fr) 210px;
  gap: 40px;
}
.doc .snav,
.doc .toc {
  position: sticky;
  top: var(--c-h);
  align-self: start;
  max-height: calc(100vh - var(--c-h));
  overflow-y: auto;
  padding: 28px 0;
  font-size: 13.5px;
}
.doc .t,
.doc .c-nt {
  font: 600 11.5px var(--mono);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--muted);
  margin: 0 0 8px;
}
.doc .c-nt {
  margin-top: 18px;
}
.doc .snav a,
.doc .toc a,
.doc .mnav a {
  display: block;
  color: var(--muted);
  padding: 3px 0 3px 10px;
  border-left: 2px solid transparent;
}
.doc .snav a.on,
.doc .mnav a.on {
  color: var(--ink);
  font-weight: 600;
  border-left-color: var(--accent);
}
.doc .toc a.d3 {
  padding-left: 22px;
}
.doc .snav a:hover,
.doc .toc a:hover {
  color: var(--ink);
  border-left-color: var(--line);
  text-decoration: none;
}
.doc .mnav {
  display: none;
  margin: 18px 0 0;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: var(--surface);
  padding: 8px 12px;
  font-size: 14px;
}
.doc .mnav summary {
  cursor: pointer;
  color: var(--muted);
  font-weight: 600;
}
.doc article {
  padding: 28px 0 0;
  min-width: 0;
}
.doc article h1 {
  font-size: clamp(28px, 4vw, 38px);
  line-height: 1.12;
  letter-spacing: -0.02em;
  margin: 0 0 16px;
}
.doc article h2 {
  font-size: 23px;
  letter-spacing: -0.01em;
  margin: 44px 0 8px;
}
.doc article h3 {
  font-size: 18px;
  margin: 28px 0 6px;
}
.doc article h2,
.doc article h3,
.doc article h4 {
  scroll-margin-top: calc(var(--c-h) + 16px);
}
.doc article .anchor {
  color: var(--line);
  margin-left: -1.1em;
  padding-right: 0.3em;
  font-weight: 400;
}
.doc article :hover > .anchor {
  color: var(--muted);
}
.doc article blockquote {
  margin: 16px 0;
  padding: 10px 16px;
  border-left: 3px solid var(--accent);
  background: var(--surface);
  border-radius: 0 10px 10px 0;
}
.doc article table {
  border-collapse: collapse;
  display: block;
  overflow-x: auto;
  font-size: 14.5px;
  margin: 14px 0;
}
.doc article th,
.doc article td {
  border: 1px solid var(--line);
  padding: 7px 12px;
  text-align: left;
  vertical-align: top;
}
.doc article th {
  background: var(--sunk);
}
.doc article img {
  max-width: 100%;
}
.doc .src {
  font-size: 13px;
  margin-top: 40px;
}
@media (max-width: 1180px) {
  .doc {
    grid-template-columns: 200px minmax(0, 1fr);
  }
  .doc .toc {
    display: none;
  }
}
@media (max-width: 860px) {
  .doc {
    grid-template-columns: minmax(0, 1fr);
    gap: 0;
  }
  .doc .snav {
    display: none;
  }
  .doc .mnav {
    display: block;
    margin-bottom: 24px;
  }
  .doc article .anchor {
    display: none;
  }
}