:root {
  color-scheme: light dark;
  --text: #1d1d1f;
  --muted: #6e6e73;
  --link: #b85200;
  --background: #ffffff;
}
@media (prefers-color-scheme: dark) {
  :root {
    --text: #f5f5f7;
    --muted: #a1a1a6;
    --link: #ff9f0a;
    --background: #000000;
  }
}
body {
  margin: 0;
  background: var(--background);
  color: var(--text);
  font: 17px/1.55 -apple-system, BlinkMacSystemFont, "Helvetica Neue", Helvetica, Arial, sans-serif;
}
main {
  max-width: 680px;
  margin: 0 auto;
  padding: 48px 20px 64px;
}
h1 { font-size: 32px; line-height: 1.2; margin: 0 0 6px; }
h2 { font-size: 21px; margin: 36px 0 8px; }
h3 { font-size: 17px; margin: 22px 0 4px; }
.date { color: var(--muted); margin: 0 0 28px; }
.lead { font-size: 19px; }
.button {
  display: inline-block;
  margin: 4px 0 8px;
  padding: 10px 18px;
  border-radius: 12px;
  background: var(--link);
  color: var(--background);
  font-weight: 600;
  text-decoration: none;
}
a { color: var(--link); }
ul { padding-left: 22px; }
li { margin: 4px 0; }
footer { margin-top: 48px; color: var(--muted); font-size: 15px; }