:root {
  --bg: #fbfaf7;
  --fg: #1d1f21;
  --muted: #5b6066;
  --rule: #e2dfd8;
  --code-bg: #f1efe9;
  --accent: #1f5f8b;
  --status-bg: #fdf1d8;
  --status-fg: #7a4b00;
  color-scheme: light dark;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #141618;
    --fg: #e4e2dd;
    --muted: #9ba1a8;
    --rule: #2c3034;
    --code-bg: #1d2023;
    --accent: #79b8e6;
    --status-bg: #3a2c0f;
    --status-fg: #f3c86b;
  }
}

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

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

body {
  margin: 0;
  background: var(--bg);
  color: var(--fg);
  font: 17px/1.6 system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  overflow-wrap: break-word;
}

.wrap {
  max-width: 46rem;
  margin: 0 auto;
  padding: 0 16px;
}

a { color: var(--accent); }

code, pre {
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, "Liberation Mono", monospace;
  font-size: 0.88em;
}

:not(pre) > code {
  background: var(--code-bg);
  padding: 0.1em 0.3em;
  border-radius: 4px;
  overflow-wrap: anywhere;
}

pre {
  background: var(--code-bg);
  border: 1px solid var(--rule);
  border-radius: 6px;
  padding: 14px 16px;
  margin: 0 0 1.2rem;
  overflow-x: auto;
  line-height: 1.5;
  tab-size: 4;
}

pre code { font-size: 0.82rem; }

.top {
  border-bottom: 1px solid var(--rule);
}

.top-row {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 4px 20px;
  padding-top: 14px;
  padding-bottom: 14px;
}

.brand {
  color: var(--fg);
  font-weight: 700;
  font-size: 1.25rem;
  text-decoration: none;
}

nav {
  display: flex;
  flex-wrap: wrap;
  gap: 4px 16px;
  font-size: 0.95rem;
}

nav a { color: var(--muted); text-decoration: none; }
nav a:hover, nav a:focus-visible { color: var(--fg); text-decoration: underline; }

section { padding: 8px 0 12px; }

.hero { padding-top: 40px; }

.status {
  display: inline-block;
  margin: 0 0 12px;
  padding: 2px 10px;
  border-radius: 999px;
  background: var(--status-bg);
  color: var(--status-fg);
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.02em;
}

h1 {
  font-size: clamp(1.8rem, 6vw, 2.5rem);
  line-height: 1.2;
  margin: 0 0 16px;
  letter-spacing: -0.01em;
}

h2 {
  font-size: 1.35rem;
  margin: 32px 0 10px;
  padding-top: 8px;
  border-top: 1px solid var(--rule);
}

.lead { font-size: 1.1rem; }

.note {
  color: var(--muted);
  border-left: 3px solid var(--rule);
  padding-left: 12px;
}

ul { padding-left: 1.2rem; }
li { margin-bottom: 0.5rem; }

.cmds dt { margin-top: 14px; font-weight: 600; }
.cmds dd { margin: 2px 0 0; color: var(--muted); }

figure { margin: 0; }

figcaption {
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, "Liberation Mono", monospace;
  font-size: 0.8rem;
  color: var(--muted);
  margin-bottom: 4px;
}

.term code { white-space: pre; }

.figure-line { font-size: 1.05rem; }
.figure-line .num { font-weight: 700; font-size: 1.4rem; }

.foot {
  margin-top: 40px;
  padding-top: 16px;
  padding-bottom: 40px;
  border-top: 1px solid var(--rule);
  color: var(--muted);
  font-size: 0.9rem;
}