:root {
  color-scheme: light dark;
  --bg: #e9e6df;
  --fg: #23241f;
  --muted: #5a5c53;
  --accent: #8a6d3b;
  --card: #f6f4ee;
  --border: #d3cfc2;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #1b1c18;
    --fg: #e9e6df;
    --muted: #a8a696;
    --accent: #c9a876;
    --card: #232420;
    --border: #35362f;
  }
}

* { box-sizing: border-box; }

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

main {
  max-width: 46rem;
  margin: 0 auto;
  padding: 3rem 1.5rem 5rem;
}

h1 {
  font-size: 1.75rem;
  margin-bottom: 0.25rem;
}

.meta {
  color: var(--muted);
  font-size: 0.9rem;
  margin-bottom: 2.5rem;
}

h2 {
  font-size: 1.15rem;
  margin-top: 2.25rem;
  border-bottom: 1px solid var(--border);
  padding-bottom: 0.35rem;
}

p, li { color: var(--fg); }

ul { padding-left: 1.25rem; }

table {
  width: 100%;
  border-collapse: collapse;
  margin: 1rem 0;
  font-size: 0.92rem;
}

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

th {
  background: var(--card);
}

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

code {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 3px;
  padding: 0.05rem 0.3rem;
  font-size: 0.9em;
}

.note {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 0.9rem 1.1rem;
  margin: 1.25rem 0;
  font-size: 0.95rem;
}

footer {
  margin-top: 3rem;
  color: var(--muted);
  font-size: 0.85rem;
}

.back-link {
  display: inline-block;
  margin-bottom: 1.5rem;
  font-size: 0.9rem;
  color: var(--muted);
  text-decoration: none;
}

.back-link:hover {
  text-decoration: underline;
}