:root {
  --text: #1f1b16;
  --muted: #5f574b;
  --bg: #fbf8f2;
  --panel: #f1ece2;
  --line: #ded6c7;
  --here: #0b7a4f;
  --then: #9a561a;
}
@media (prefers-color-scheme: dark) {
  :root {
    --text: #ede7dc;
    --muted: #b3aa9b;
    --bg: #14120f;
    --panel: #1f1c17;
    --line: #332e27;
    --here: #4fcb96;
    --then: #e3aa6b;
  }
}
* { box-sizing: border-box; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 17px/1.6 -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
}
main { max-width: 680px; margin: 0 auto; padding: 32px 16px 64px; }
.brand { font-size: 30px; font-weight: 800; letter-spacing: -0.5px; text-decoration: none; color: var(--text); }
.brand .here { color: var(--here); }
.brand .then { color: var(--then); }
nav { display: flex; gap: 16px; margin: 8px 0 32px; font-size: 15px; }
h1 { font-size: 28px; line-height: 1.25; margin: 0 0 4px; }
h2 { font-size: 20px; margin: 36px 0 8px; }
p, li { color: var(--text); }
.muted { color: var(--muted); }
a { color: var(--here); }
ul { padding-left: 22px; }
li { margin: 6px 0; }
.note { background: var(--panel); border-radius: 12px; padding: 14px 16px; margin: 24px 0; }
footer { margin-top: 48px; padding-top: 16px; border-top: 1px solid var(--line); font-size: 14px; color: var(--muted); }