:root {
  --fg: #1a1a1a; --bg: #ffffff; --muted: #5c5c5c; --line: #e2e2e2;
  --code-bg: #f4f4f4; --accent: #0b5cad;
}
@media (prefers-color-scheme: dark) {
  :root { --fg: #e6e6e6; --bg: #121212; --muted: #9a9a9a; --line: #2a2a2a;
          --code-bg: #1c1c1c; --accent: #79b8ff; }
}
* { box-sizing: border-box; }
body { margin: 0; color: var(--fg); background: var(--bg);
  font: 16px/1.55 system-ui, -apple-system, "Segoe UI", sans-serif; }
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
header { display: flex; gap: 1.5rem; align-items: baseline; flex-wrap: wrap;
  padding: 1rem 1.25rem; border-bottom: 1px solid var(--line); }
.brand { font-weight: 700; font-size: 1.15rem; color: var(--fg); }
header nav { display: flex; gap: 1rem; flex-wrap: wrap; }
header nav a[aria-current], .topics a[aria-current] { color: var(--fg); font-weight: 600; }
.wrap { display: grid; grid-template-columns: 12rem minmax(0, 54rem); gap: 2rem;
  padding: 1.5rem 1.25rem; max-width: 72rem; }
@media (max-width: 48rem) { .wrap { grid-template-columns: 1fr; } }
aside .label { margin: 0 0 .5rem; color: var(--muted); font: 600 .75rem/1 monospace;
  text-transform: uppercase; letter-spacing: .06em; }
.topics { display: flex; flex-direction: column; gap: .25rem; }
.topics hr { width: 100%; border: 0; border-top: 1px solid var(--line); margin: .5rem 0; }
.topics a { font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: .9rem; }
main h1 { font-size: 1.7rem; margin-top: 0; }
main h2 { font-size: 1.2rem; margin-top: 2rem; border-bottom: 1px solid var(--line); padding-bottom: .25rem; }
code { font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: .92em;
  background: var(--code-bg); padding: .1em .3em; border-radius: 3px; }
pre { background: var(--code-bg); padding: .85rem 1rem; overflow-x: auto; border-radius: 4px;
  font-size: .84rem; line-height: 1.45; }
pre code { background: none; padding: 0; }
pre.mermaid { background: none; padding: 0; margin: 1.25rem 0; text-align: center; }
footer { color: var(--muted); font-size: .85rem; padding: 1.5rem 1.25rem;
  border-top: 1px solid var(--line); }
.muted { color: var(--muted); }
.hero p:first-child { font-size: 1.15rem; line-height: 1.5; margin-top: 0; }
.terminal { margin: 1.25rem 0; border: 1px solid var(--line); border-radius: 6px; overflow: hidden; }
.terminal figcaption { font: 600 .78rem/1 ui-monospace, SFMono-Regular, Menlo, monospace;
  color: var(--muted); padding: .5rem .85rem; border-bottom: 1px solid var(--line);
  text-transform: uppercase; letter-spacing: .05em; }
.terminal pre { margin: 0; border-radius: 0; white-space: pre-wrap; overflow-wrap: anywhere; }
.terminal .prompt { color: var(--muted); }
.grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(14rem, 1fr)); gap: .75rem; }
.card { display: flex; flex-direction: column; gap: .35rem; padding: .85rem; border: 1px solid var(--line);
  border-radius: 6px; color: var(--fg); }
.card:hover { border-color: var(--accent); text-decoration: none; }
.card code { align-self: flex-start; }
.card span { font-size: .88rem; color: var(--muted); }
.release { margin-top: 2rem; }
.note { margin: 2rem 0; }
.note h2 { margin-bottom: .25rem; border: none; }