:root {
  color-scheme: light dark;
  --ink: #1d1d1f;
  --muted: #5f5f66;
  --ground: #fbfaf7;
  --rule: #e4e1da;
  --link: #1f5fa8;
}

@media (prefers-color-scheme: dark) {
  :root {
    --ink: #ecebe6;
    --muted: #a5a39c;
    --ground: #141416;
    --rule: #2c2c30;
    --link: #8db8ea;
  }
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--ground);
  color: var(--ink);
  font: 1.0625rem/1.6 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  -webkit-text-size-adjust: 100%;
}

main,
footer {
  width: min(100% - 2.5rem, 38rem);
  margin-inline: auto;
}

main { padding-block: clamp(3rem, 12vh, 7rem) 3rem; }

h1 {
  font-size: clamp(2rem, 6vw, 3rem);
  line-height: 1.1;
  letter-spacing: -0.02em;
  margin: 0 0 1.25rem;
  text-wrap: balance;
}

p { margin: 0 0 1rem; }

a { color: var(--link); text-underline-offset: 0.15em; }

footer {
  border-top: 1px solid var(--rule);
  padding-block: 1.25rem 2.5rem;
  color: var(--muted);
  font-size: 0.875rem;
}