:root {
  --bg: #f7f5f0;
  --fg: #1d1b18;
  --muted: #6b665d;
  --rule: #e2ddd2;
  --accent: #3d5a40;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #161513;
    --fg: #ece8df;
    --muted: #a39d91;
    --rule: #2c2a26;
    --accent: #9cbf9f;
  }
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--fg);
  font: 17px/1.65 "Iowan Old Style", "Palatino Linotype", Palatino, Georgia, serif;
}
main { max-width: 640px; margin: 0 auto; padding: 72px 20px 96px; }
header { margin-bottom: 48px; }
.mark { font: 600 13px/1 ui-sans-serif, -apple-system, "Helvetica Neue", sans-serif; letter-spacing: .14em; text-transform: uppercase; color: var(--accent); text-decoration: none; }
h1 { font-weight: 500; font-size: 34px; line-height: 1.2; margin: 18px 0 8px; letter-spacing: -.01em; }
h2 { font: 600 14px/1.3 ui-sans-serif, -apple-system, "Helvetica Neue", sans-serif; letter-spacing: .08em; text-transform: uppercase; color: var(--muted); margin: 40px 0 8px; }
p, li { margin: 0 0 14px; }
ul { padding-left: 20px; }
a { color: var(--accent); }
.lede { color: var(--muted); font-size: 19px; }
footer { margin-top: 64px; padding-top: 20px; border-top: 1px solid var(--rule); color: var(--muted); font: 14px/1.6 ui-sans-serif, -apple-system, "Helvetica Neue", sans-serif; }
footer a { margin-right: 18px; }