/* Inter — self-hosted variable font (400–700) */
@font-face {
  font-family: 'Inter';
  font-style: normal;
  font-weight: 400 700;
  font-display: swap;
  src: url(Inter-latin.woff2) format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}
@font-face {
  font-family: 'Inter';
  font-style: normal;
  font-weight: 400 700;
  font-display: swap;
  src: url(Inter-latin-ext.woff2) format('woff2');
  unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF;
}

/* JetBrains Mono — self-hosted */
@font-face {
  font-family: 'JetBrains Mono';
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url(JetBrainsMono-Regular.woff2) format('woff2');
}
@font-face {
  font-family: 'JetBrains Mono';
  font-style: normal;
  font-weight: 700;
  font-display: swap;
  src: url(JetBrainsMono-Bold.woff2) format('woff2');
}

:root {
  --bg: #fff;
  --fg: #222;
  --fg2: #666;
  --link: #444;
  --done: #15803d;
  --in-progress: #a16207;
  --failed: #b91c1c;
  --open: #374151;
  --blocked: #6b7280;
  --dim: #9ca3af;
  --viz-bg: #f5f5f5;
  --viz-border: #e0e0e0;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0e0e0e;
    --fg: #b0b0b0;
    --fg2: #666;
    --link: #d0d0d0;
    --done: #22c55e;
    --in-progress: #eab308;
    --failed: #ef4444;
    --open: #e5e7eb;
    --blocked: #6b7280;
    --dim: #6b7280;
    --viz-bg: #161616;
    --viz-border: #2a2a2a;
  }
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html { background: var(--bg); min-height: 100%; overflow-x: clip; }

body {
  font: 16px/1.7 'Inter', 'Helvetica Neue', 'Segoe UI', system-ui, sans-serif;
  background: var(--bg);
  color: var(--fg);
  max-width: 72ch;
  margin: 0 auto;
  padding: 2em 1em;
  overflow-wrap: break-word;
}

h1 {
  font-weight: 700;
  font-size: 24px;
  line-height: 1.3;
  margin-bottom: 0.25em;
}

.subtitle {
  color: var(--fg2);
  margin-bottom: 1.5em;
}

.nav {
  font-family: 'JetBrains Mono', monospace;
  font-size: 14px;
  margin-bottom: 2.5em;
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 0 1.5em;
}
.nav > a, .nav-item { white-space: nowrap; }
.nav-item a { display: inline; }
.dl { font-size: 11px; color: var(--fg2); margin-left: 0.25em; }

section { margin-bottom: 2.5em; }

section h2 {
  font-weight: 700;
  font-size: 16px;
  line-height: 1.3;
  text-transform: lowercase;
  margin-bottom: 0.75em;
}

p { margin-bottom: 0.75em; }

pre {
  font: 14px/1.5 'JetBrains Mono', monospace;
  font-variant-ligatures: none;
  margin: 0.75em 0;
  overflow-x: auto;
}

.viz {
  background: var(--viz-bg);
  border: 1px solid var(--viz-border);
  border-radius: 4px;
  padding: 0.75em 1em;
}

.cmd {
  margin: 0.5em 0;
}

code {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.875em;
}

.s-done { color: var(--done); }
.s-ip { color: var(--in-progress); }
.s-fail { color: var(--failed); }
.s-open { color: var(--open); }
.s-blocked { color: var(--blocked); }
.s-dim { color: var(--dim); }

a { color: var(--link); text-decoration: underline; text-decoration-color: color-mix(in srgb, var(--link) 40%, transparent); text-underline-offset: 2px; }
a:hover { color: var(--fg); text-decoration-color: var(--fg); }

footer {
  margin-top: 3em;
  font-family: 'JetBrains Mono', monospace;
  font-size: 14px;
  color: var(--fg2);
  display: flex;
  flex-wrap: wrap;
  gap: 0 1.5em;
}
footer a { display: inline-block; }

@media (max-width: 480px) {
  body { padding: 1.5em 0.75em; }
  .viz { padding: 0.5em 0.75em; }
}