:root {
  --bg: #ffffff;
  --fg: #14181d;
  --muted: #5b6672;
  --rule: #e3e8ee;
  --accent: #1f6feb;
  --panel: #f6f8fa;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0f1216;
    --fg: #e7ecf2;
    --muted: #97a3b1;
    --rule: #232a33;
    --accent: #6ea8ff;
    --panel: #161b22;
  }
}

* { 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", Inter, Roboto, Helvetica, Arial, sans-serif;
}

.wrap {
  max-width: 46rem;
  margin: 0 auto;
  padding: 0 1.5rem;
}

header {
  padding: 2.5rem 0 0;
}

header a.brand {
  font-weight: 650;
  font-size: 1.05rem;
  letter-spacing: -0.01em;
  color: var(--fg);
  text-decoration: none;
}

main { padding: 3rem 0 4rem; }

h1 {
  font-size: 2.1rem;
  line-height: 1.2;
  letter-spacing: -0.025em;
  margin: 0 0 1rem;
}

h2 {
  font-size: 1.15rem;
  letter-spacing: -0.01em;
  margin: 2.75rem 0 0.75rem;
}

h3 {
  font-size: 1rem;
  margin: 1.75rem 0 0.5rem;
}

p { margin: 0 0 1rem; }

.lede {
  font-size: 1.15rem;
  color: var(--muted);
  margin-bottom: 2rem;
}

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

ul { padding-left: 1.15rem; }
li { margin-bottom: 0.4rem; }

dl.facts {
  margin: 1.25rem 0;
  padding: 1.25rem 1.4rem;
  background: var(--panel);
  border: 1px solid var(--rule);
  border-radius: 10px;
}
dl.facts dt {
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--muted);
  margin-top: 1rem;
}
dl.facts dt:first-child { margin-top: 0; }
dl.facts dd { margin: 0.2rem 0 0; }

.cta {
  display: inline-block;
  margin-top: 0.5rem;
  padding: 0.6rem 1.1rem;
  border: 1px solid var(--rule);
  border-radius: 8px;
  text-decoration: none;
  font-weight: 550;
}

footer {
  border-top: 1px solid var(--rule);
  padding: 2rem 0 3rem;
  font-size: 0.85rem;
  color: var(--muted);
}
footer nav { margin-bottom: 1rem; }
footer nav a { margin-right: 1.25rem; }
footer p { margin: 0 0 0.5rem; }

.fill {
  background: #ffe8a3;
  color: #4a3500;
  padding: 0 0.25rem;
  border-radius: 3px;
  font-weight: 600;
}