body {
  font: 16px/1.65 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  color: #0F172A;
  background: #fff;
  max-width: 760px;
  margin: 0 auto;
  padding: 24px 20px 56px;
  color-scheme: light;
}
a { color: #0E7490; }
h1 { font-size: 1.7rem; color: #0E7490; line-height: 1.2; }
h2 { font-size: 1.12rem; margin-top: 1.8rem; }
.volver { display: inline-block; margin-bottom: 1rem; text-decoration: none; font-weight: 600; }
.plantilla {
  background: #FEF3C7;
  color: #92400E;
  border-radius: 12px;
  padding: .8rem 1rem;
  font-size: .92rem;
}
mark { background: #FEF3C7; color: #92400E; padding: 0 .2em; border-radius: 4px; }
small { color: #64748B; }