:root {
  --bg: #FAF9F7;
  --ink: #241F19;
  --sub: #8D857A;
  --amber: #FFC24B;
  --rule: #E7E2D9;
}
@media (prefers-color-scheme: dark) {
  :root { --bg: #1E1B17; --ink: #F5F1EA; --sub: #A79E92; --rule: #3A342C; }
}
* { box-sizing: border-box; }
body {
  margin: 0;
  padding: 48px 20px 96px;
  background: var(--bg);
  color: var(--ink);
  font: 16px/1.75 -apple-system, BlinkMacSystemFont, "Apple SD Gothic Neo", "Segoe UI", sans-serif;
  word-break: keep-all;
}
main { max-width: 680px; margin: 0 auto; }
h1 { font-size: 26px; line-height: 1.4; margin: 0 0 4px; }
h2 { font-size: 20px; margin: 44px 0 8px; padding-top: 20px; border-top: 1px solid var(--rule); }
h3 { font-size: 16px; margin: 28px 0 4px; }
p, li { color: var(--ink); }
a { color: inherit; text-decoration: underline; text-underline-offset: 3px; }
.sub { color: var(--sub); font-size: 14px; margin: 0 0 32px; }
.lede { border-left: 3px solid var(--amber); padding-left: 14px; margin: 24px 0 8px; }
ul { padding-left: 20px; }
footer { margin-top: 64px; padding-top: 20px; border-top: 1px solid var(--rule); color: var(--sub); font-size: 14px; }