:root {
  --bg: #ffffff;
  --fg: #1b1b1b;
  --muted: #5c5c5c;
  --rule: #e3e3e3;
  --link: #8d5bd6;
  --accent: #6441a5;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #131316;
    --fg: #e8e8ea;
    --muted: #a0a0a8;
    --rule: #2b2b31;
    --link: #b79aea;
    --accent: #b79aea;
  }
}

* { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--fg);
  font: 16px/1.65 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

main {
  max-width: 44rem;
  margin: 0 auto;
  padding: 4rem 1rem 6rem;
}

header { margin-bottom: 2.5rem; }

h1 {
  margin: 0 0 .5rem;
  font-size: 2.4rem;
  line-height: 1.15;
  letter-spacing: -.02em;
  color: var(--accent);
}

.lede {
  margin: 0;
  font-size: 1.2rem;
  color: var(--muted);
}

h2 {
  margin: 2.75rem 0 1rem;
  padding-top: 1.75rem;
  border-top: 1px solid var(--rule);
  font-size: 1.15rem;
  letter-spacing: .02em;
  text-transform: uppercase;
  color: var(--muted);
}

h3 {
  margin: 2rem 0 .5rem;
  font-size: 1.05rem;
}

p, li, dd { color: var(--fg); }

dl { margin: 0; }

dt {
  margin-top: 1.25rem;
  font-weight: 600;
}

dd {
  margin: .15rem 0 0;
  color: var(--muted);
}

ul { padding-left: 1.2rem; }

li { margin-bottom: .5rem; }

code {
  font-family: ui-monospace, SFMono-Regular, Consolas, monospace;
  font-size: .9em;
  background: var(--rule);
  padding: .12em .38em;
  border-radius: 3px;
}

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

a:hover { text-decoration: none; }

.meta {
  color: var(--muted);
  font-size: .9rem;
}

footer {
  margin-top: 3.5rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--rule);
  font-size: .95rem;
}

footer p { margin: 0; color: var(--muted); }