:root { color-scheme: dark; font-family: system-ui, sans-serif; background: #080c18; color: #f5f1e7; }
* { box-sizing: border-box; }
body { margin: 0; background: radial-gradient(ellipse at 20% 0%, #18344c80, transparent 55%), #080c18; line-height: 1.7; }
.gc-documento { width: min(920px, 100%); margin: 0 auto; padding: 32px 24px 48px; }
.gc-marca { display: flex; align-items: center; gap: 24px; flex-wrap: wrap; margin-bottom: 28px; }
.gc-marca img { display: block; width: 210px; max-width: 100%; height: auto; }
nav { display: flex; flex-wrap: wrap; gap: 12px 24px; }
a { color: #f4ce7c; text-underline-offset: 4px; }
a:hover { color: #fff1c4; }
a:focus-visible { outline: 3px solid #87ddd7; outline-offset: 5px; border-radius: 2px; }
h1 { font-size: clamp(28px, 6vw, 42px); line-height: 1.18; margin: 20px 0; }
h2 { color: #f2ce89; font-size: 24px; line-height: 1.3; margin: 36px 0 12px; }
h3 { font-size: 18px; margin: 0 0 8px; }
p { margin: 0 0 18px; }
.gc-intro { color: #c8d3e4; font-size: 18px; }
.gc-tarjetas { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 18px; }
.gc-tarjeta { border: 1px solid #34435b; border-radius: 12px; background: #111b2b; padding: 20px; }
.gc-tarjeta p:last-child { margin-bottom: 0; }
.gc-tabla { overflow-x: auto; margin: 18px 0; }
table { width: 100%; border-collapse: collapse; min-width: 410px; text-align: left; }
th, td { padding: 12px 14px; border-bottom: 1px solid #34435b; }
thead th { background: #162339; color: #f2ce89; }
kbd { white-space: nowrap; font-size: .94em; color: #e8f4fb; }
.gc-nota { color: #bac7da; }
footer { margin-top: 42px; padding-top: 22px; border-top: 1px solid #34435b; }
@media (max-width: 600px) {
  .gc-documento { padding: 24px 16px 40px; }
  .gc-tarjetas { grid-template-columns: 1fr; }
  table { min-width: 0; font-size: 14px; }
  th, td { padding: 10px 7px; }
}