:root {
  --bg: #0b0c0e;
  --fg: #e8eaed;
  --muted: #9aa0a6;
  --line: #23262b;
  --link: #7ab8ff;
}
@media (prefers-color-scheme: light) {
  :root {
    --bg: #ffffff;
    --fg: #1b1d21;
    --muted: #5f6368;
    --line: #e4e6ea;
    --link: #0b5fce;
  }
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--fg);
  font: 16px/1.7 ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto,
        Helvetica, Arial, sans-serif;
  -webkit-font-smoothing: antialiased;
}

header, footer {
  padding: 1.25rem 1.5rem;
  border-bottom: 1px solid var(--line);
}
footer { border-bottom: 0; border-top: 1px solid var(--line); }

a { color: var(--link); }
.home { text-decoration: none; color: var(--muted); font-size: 0.9375rem; }
.home:hover { color: var(--fg); }

main {
  max-width: 46rem;
  margin: 0 auto;
  padding: 2.5rem 1.5rem 4rem;
}

h1 { font-size: 1.875rem; letter-spacing: -0.02em; margin: 0 0 1.5rem; }
h2 { font-size: 1.25rem; margin: 2.5rem 0 0.75rem; }
h3 { font-size: 1.0625rem; margin: 1.75rem 0 0.5rem; }

li { margin: 0.35rem 0; }

code {
  background: color-mix(in srgb, var(--fg) 10%, transparent);
  padding: 0.15em 0.4em;
  border-radius: 4px;
  font-size: 0.9em;
}

hr { border: 0; border-top: 1px solid var(--line); margin: 2.5rem 0; }

/* Wide content must scroll inside its own box, never the page body. */
table { width: 100%; border-collapse: collapse; margin: 1.25rem 0; }
th, td { border: 1px solid var(--line); padding: 0.5rem 0.75rem; text-align: left; }
pre { overflow-x: auto; }

footer nav {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 1.5rem;
  margin-bottom: 0.75rem;
}
footer { color: var(--muted); font-size: 0.875rem; }
footer a { color: var(--muted); text-decoration: none; }
footer a:hover { color: var(--fg); text-decoration: underline; }