main { width: min(100%, 760px); margin: 0 auto; padding: 18px 16px 60px; }
h1 { margin: 8px 0; color: var(--verde-oscuro); font-size: 34px; line-height: 1.2; }
h2 { margin: 6px 0; color: var(--verde-oscuro); font-size: 26px; line-height: 1.25; }
p { margin: 12px 0; }
.hero { text-align: center; font-size: 64px; line-height: 1.2; }
@media (max-width: 520px) {
  body { font-size: 18px; }
  .site-header { gap: 10px; padding: 8px 12px; }
  .site-header img { height: 52px; }
  .site-brand strong { font-size: 22px; }
  main { padding: 16px 14px 40px; }
  h1 { font-size: 30px; }
  h2 { font-size: 23px; }
  .big { padding: 16px; font-size: 21px; }
  .card { padding: 13px 14px; border-left-width: 9px; }
  .hero { font-size: 56px; }
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto !important; transition-duration: .01ms !important; }
}