/* Gompute docs. Hand-written, no framework, no build step, no CDN.
   Iosevka throughout: Aile (quasi-proportional) for prose, the monospaced
   family for code. Subset and checked in -- see docs/fonts/README.md. */

@font-face {
  font-family: "Iosevka Aile Web";
  src: url("fonts/iosevka-aile-400.woff2") format("woff2");
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: "Iosevka Aile Web";
  src: url("fonts/iosevka-aile-400-italic.woff2") format("woff2");
  font-weight: 400;
  font-style: italic;
  font-display: swap;
}
@font-face {
  font-family: "Iosevka Aile Web";
  src: url("fonts/iosevka-aile-600.woff2") format("woff2");
  font-weight: 600;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: "Iosevka Web";
  src: url("fonts/iosevka-400.woff2") format("woff2");
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}

:root {
  --bg: #fbfbfd;
  --fg: #16161a;
  --muted: #6c6c78;
  --line: #e6e6ec;
  --accent: #d4682a;
  --code-bg: #f5f5f8;
  --measure: 44rem;

  --sans: "Iosevka Aile Web", "Iosevka Aile", "Iosevka Nerd Font Propo",
    ui-sans-serif, system-ui, sans-serif;
  --mono: "Iosevka Web", Iosevka, "Iosevka Nerd Font Mono",
    ui-monospace, monospace;

  /* Syntax. Warm for keywords, cool for the things keywords act on, so a
     block reads as structure first and detail second. */
  --hl-keyword: #b3593d;
  --hl-builtin: #7a5bb5;
  --hl-string: #3f7d4f;
  --hl-number: #a8722a;
  --hl-type: #2f6f8f;
  --hl-comment: #8d8d99;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #101014;
    --fg: #e6e6ec;
    --muted: #8e8e9a;
    --line: #26262e;
    --accent: #f9a03f;
    --code-bg: #17171d;

    --hl-keyword: #f08a63;
    --hl-builtin: #b79ae8;
    --hl-string: #7fbf8f;
    --hl-number: #e0b070;
    --hl-type: #6fb4d6;
    --hl-comment: #6f6f7c;
  }
}

*, *::before, *::after { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--fg);
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}

a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }

code, pre, kbd { font-family: var(--mono); font-size: 0.9em; }

h1, h2, h3 { font-weight: 600; letter-spacing: -0.01em; }

/* ---- chrome ---- */

.nav {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 0.4rem 1.25rem;
  max-width: var(--measure);
  margin: 0 auto;
  padding: 1.5rem 1.5rem 0;
  font-size: 0.9rem;
}

.nav strong { font-weight: 600; }
.nav a { color: var(--muted); }
.nav a:hover { color: var(--fg); text-decoration: none; }
.nav .spacer { flex: 1; }

.wrap { max-width: var(--measure); margin: 0 auto; padding: 0 1.5rem 6rem; }
.wide { max-width: 62rem; }

/* ---- hero ---- */

.hero { padding: 5rem 0 3rem; }

.hero h1 {
  margin: 0;
  font-size: clamp(2.2rem, 6vw, 3.2rem);
  font-weight: 600;
  letter-spacing: -0.03em;
  line-height: 1.1;
}

.hero .tagline {
  margin: 1.25rem 0 0;
  color: var(--muted);
  max-width: 34rem;
}

/* Backends, as a plain monospace line rather than badges. */
.pills {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin: 2rem 0 0;
  font-family: var(--mono);
  font-size: 0.8rem;
  color: var(--muted);
}

.pill.on { color: var(--accent); }

.cta { display: flex; flex-wrap: wrap; gap: 1.5rem; margin-top: 2rem; }

.btn { color: var(--muted); font-size: 0.95rem; }
.btn:hover { color: var(--fg); text-decoration: none; }
.btn.primary { color: var(--accent); }

/* ---- code ---- */

pre {
  background: var(--code-bg);
  border-radius: 6px;
  padding: 1rem 1.15rem;
  overflow-x: auto;
  line-height: 1.6;
}

pre code { background: none; padding: 0; font-size: 0.85rem; }

:not(pre) > code {
  background: var(--code-bg);
  border-radius: 4px;
  padding: 0.1em 0.35em;
}

/* Token classes. tools/md2html.zig emits these from the Zig tokenizer for
   ```zig blocks; the landing page applies the same names by hand. */
.hl-k { color: var(--hl-keyword); }
.hl-b { color: var(--hl-builtin); }
.hl-s { color: var(--hl-string); }
.hl-n { color: var(--hl-number); }
.hl-t { color: var(--hl-type); }
.hl-c { color: var(--hl-comment); font-style: italic; }

/* ---- cards ---- */

.cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(15rem, 1fr));
  gap: 2rem 2.5rem;
  margin: 2rem 0;
}

.card { display: block; color: inherit; }
.card h3 { margin: 0 0 0.35rem; font-size: 0.95rem; }
.card p { margin: 0; color: var(--muted); font-size: 0.9rem; line-height: 1.6; }

section { margin-top: 4rem; }
section > h2 { font-size: 1.2rem; margin: 0 0 1rem; }

.note {
  border-left: 2px solid var(--line);
  padding: 0 0 0 1.1rem;
  color: var(--muted);
  font-size: 0.92rem;
}

footer {
  border-top: 1px solid var(--line);
  margin-top: 5rem;
  padding-top: 1.5rem;
  color: var(--muted);
  font-size: 0.85rem;
}

/* ---- rendered markdown ---- */

.guide h1 { font-size: 1.9rem; letter-spacing: -0.03em; margin: 3rem 0 0.5rem; }
.guide h2 { font-size: 1.2rem; margin: 3rem 0 0.8rem; }
.guide h3 { font-size: 1rem; margin: 2rem 0 0.5rem; }
.guide table {
  width: 100%;
  border-collapse: collapse;
  margin: 1.25rem 0;
  font-size: 0.88rem;
  display: block;
  overflow-x: auto;
}
.guide th, .guide td {
  border-bottom: 1px solid var(--line);
  padding: 0.5rem 0.9rem 0.5rem 0;
  text-align: left;
  vertical-align: top;
}
.guide th { font-weight: 600; }
.guide blockquote {
  margin: 1.25rem 0;
  padding: 0 0 0 1.1rem;
  border-left: 2px solid var(--line);
  color: var(--muted);
}
.guide li { margin: 0.25rem 0; }

#TOC {
  margin: 2rem 0 3rem;
  padding: 0 0 0 1.1rem;
  border-left: 2px solid var(--line);
  font-size: 0.88rem;
}
#TOC ul { margin: 0.2rem 0; padding-left: 1.1rem; }
#TOC > ul { padding-left: 0; list-style: none; }
#TOC a { color: var(--muted); }
#TOC a:hover { color: var(--fg); }