:root {
  color-scheme: light dark;
  --ink: #1c1c1e;
  --muted: #636366;
  --line: #d1d1d6;
  --paper: #f2f2f7;
  --link: #246793;
}

@media (prefers-color-scheme: dark) {
  :root {
    --ink: #f2f2f7;
    --muted: #aeaeb2;
    --line: #3a3a3c;
    --paper: #1c1c1e;
    --link: #7eb6d6;
  }
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font: 17px/1.55 -apple-system, BlinkMacSystemFont, "Hiragino Sans", "Hiragino Kaku Gothic ProN", sans-serif;
}

main {
  max-width: 38rem;
  margin: 0 auto;
  padding: 3.5rem 1.25rem 4rem;
}

.brand {
  margin: 0 0 1.5rem;
  color: var(--muted);
  font-size: 0.85rem;
  letter-spacing: 0.02em;
}

h1 {
  margin: 0;
  font-size: 2rem;
  line-height: 1.2;
  font-weight: 700;
}

.meta {
  margin: 0.75rem 0 2rem;
  padding-bottom: 1.25rem;
  border-bottom: 1px solid var(--line);
  color: var(--muted);
  font-size: 0.9rem;
}

p { margin: 0 0 1rem; }

a { color: var(--link); }