:root {
  color-scheme: light dark;
  --bg: #fbfaf8;
  --text: #24231f;
  --muted: #66635b;
  --link: #1f5fa8;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #1b1b19;
    --text: #e9e7e1;
    --muted: #a5a299;
    --link: #8ab8ec;
  }
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 17px/1.6 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}

main {
  max-width: 38rem;
  margin: 0 auto;
  padding: 3rem 16px 4rem;
}

h1 { margin: 0 0 .25rem; font-size: 2rem; line-height: 1.2; }
h2 { margin: 2rem 0 .25rem; font-size: 1.1rem; }
p, ul { margin: .5rem 0 1rem; }
a { color: var(--link); }
.lead { color: var(--muted); }