:root {
  color-scheme: light dark;
  --bg: #ffffff;
  --text: #1b1f2a;
  --muted: #5c6477;
  --line: #d9dce5;
  --accent: #2c429a;
  --warn-bg: #fff4d6;
  --warn-text: #5b4400;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #11141c;
    --text: #e8eaf1;
    --muted: #a0a7ba;
    --line: #2c3242;
    --accent: #8fa4ff;
    --warn-bg: #3a2f10;
    --warn-text: #ffe39a;
  }
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font:
    16px / 1.6 system-ui,
    -apple-system,
    "Segoe UI",
    Roboto,
    sans-serif;
}

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

header,
main,
footer {
  max-width: 46rem;
  margin: 0 auto;
  padding: 0 1rem;
}

header {
  padding-top: 1.25rem;
  padding-bottom: 0.75rem;
  border-bottom: 1px solid var(--line);
}

header a {
  color: var(--accent);
  font-weight: 600;
  text-decoration: none;
}

main {
  padding-top: 1.5rem;
  padding-bottom: 2rem;
  overflow-wrap: anywhere;
}

h1,
h2,
h3 {
  line-height: 1.25;
}

h2 {
  margin-top: 2rem;
}

table {
  width: 100%;
  border-collapse: collapse;
  margin: 1rem 0;
  font-size: 0.95rem;
}

th,
td {
  padding: 0.5rem 0.6rem;
  border: 1px solid var(--line);
  text-align: left;
  vertical-align: top;
}

blockquote {
  margin: 1rem 0;
  padding: 0.25rem 1rem;
  border-left: 3px solid var(--line);
  color: var(--muted);
}

code {
  font-size: 0.9em;
  background: color-mix(in srgb, var(--line) 40%, transparent);
  padding: 0.1em 0.3em;
  border-radius: 3px;
}

.banner {
  max-width: 46rem;
  margin: 1rem auto 0;
  padding: 0.6rem 1rem;
  background: var(--warn-bg);
  color: var(--warn-text);
  border-radius: 4px;
}

.meta {
  color: var(--muted);
  font-size: 0.9rem;
}

footer {
  padding-top: 1rem;
  padding-bottom: 2rem;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 0.8rem;
  overflow-wrap: anywhere;
}

@media print {
  header,
  footer .nav {
    display: none;
  }

  body {
    font-size: 11pt;
  }
}