:root {
  --bg: #fbf8f3;
  --text: #22201c;
  --muted: #6b655c;
  --accent: #b5501f;
  --rule: #e6dfd4;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #17151a;
    --text: #ece7df;
    --muted: #a59e94;
    --accent: #ff9a5c;
    --rule: #33303a;
  }
}

* { box-sizing: border-box; }

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

main {
  max-width: 760px;
  margin: 0 auto;
  padding: 40px 16px 64px;
}

h1 { font-size: 2rem; line-height: 1.2; margin: 0 0 4px; }
h2 { font-size: 1.3rem; margin: 36px 0 8px; padding-top: 16px; border-top: 1px solid var(--rule); }
h3 { font-size: 1.05rem; margin: 22px 0 6px; }
.meta { color: var(--muted); margin-top: 0; }
a { color: var(--accent); }
code { font-size: 0.92em; overflow-wrap: anywhere; }
li { margin: 4px 0; }