:root {
  --bg: #fafaf9;
  --fg: #1c1917;
  --muted: #57534e;
  --accent: #0f766e;
  --line: #e7e5e4;
  --max: 46rem;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #1c1917;
    --fg: #f5f5f4;
    --muted: #a8a29e;
    --accent: #2dd4bf;
    --line: #44403c;
  }
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--fg);
  font: 1rem/1.65 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}
header, main, footer {
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 1rem;
}
header {
  display: flex;
  flex-wrap: wrap;
  gap: .5rem 1.25rem;
  align-items: baseline;
  justify-content: space-between;
  padding-top: 1.5rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--line);
}
header .marca { font-weight: 700; font-size: 1.15rem; color: var(--fg); text-decoration: none; }
nav { display: flex; flex-wrap: wrap; gap: .25rem 1rem; font-size: .95rem; }
a { color: var(--accent); }
main { padding-top: 2rem; padding-bottom: 3rem; }
h1 { font-size: 1.9rem; line-height: 1.2; margin: 0 0 1rem; }
h2 { font-size: 1.2rem; margin: 2rem 0 .5rem; }
p, li { color: var(--fg); }
.lead { font-size: 1.15rem; color: var(--muted); }
.actualizado { color: var(--muted); font-size: .9rem; }
.contacto { border: 1px solid var(--line); border-radius: .5rem; padding: 1rem 1.25rem; }
footer {
  border-top: 1px solid var(--line);
  padding-top: 1rem;
  padding-bottom: 2rem;
  color: var(--muted);
  font-size: .9rem;
}