:root {
  --fondo: #0d0d0d;
  --tarjeta: #17171a;
  --borde: #2a2a2f;
  --texto: #f2f2f4;
  --suave: #a9a9b3;
  --plata: #d9d9de;
  --carmesi: #9b1c31;
  --carmesi-claro: #c22f47;
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  color: var(--texto);
  background-color: var(--fondo);
  /* Trama sutil de fibra de carbono, como el fondo del logo */
  background-image:
    repeating-linear-gradient(45deg, rgba(255, 255, 255, .025) 0 2px, transparent 2px 6px),
    repeating-linear-gradient(-45deg, rgba(0, 0, 0, .35) 0 2px, transparent 2px 6px);
  font: 17px/1.6 system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}

/* Idioma: sin JavaScript se ve en español */
html:not([data-idioma="en"]) [lang="en"],
html[data-idioma="en"] [lang="es"] { display: none; }

.oculto { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }

.barra { display: flex; justify-content: flex-end; padding: 14px 16px 0; max-width: 1080px; margin: 0 auto; }
.idiomas { display: flex; gap: 4px; border: 1px solid var(--borde); border-radius: 999px; padding: 3px; background: rgba(0, 0, 0, .4); }
.idiomas button {
  font: inherit; font-size: .82rem; font-weight: 600; letter-spacing: .06em; color: var(--suave);
  background: none; border: 0; border-radius: 999px; padding: 5px 12px; cursor: pointer;
}
.idiomas button[aria-pressed="true"] { background: var(--carmesi); color: #fff; }

main { max-width: 1080px; margin: 0 auto; padding: 0 16px; }

.portada { text-align: center; padding: 8px 0 28px; }
.portada img { width: min(420px, 82vw); height: auto; display: block; margin: 0 auto; border-radius: 18px;
  box-shadow: 0 18px 60px rgba(0, 0, 0, .6); }
.lema { max-width: 620px; margin: 22px auto 0; font-size: 1.2rem; color: var(--plata); }

h2 { text-align: center; font-weight: 400; letter-spacing: .14em; text-transform: uppercase; font-size: 1.05rem;
  color: var(--plata); margin: 40px 0 18px; }
h2::after { content: ""; display: block; width: 64px; height: 2px; margin: 12px auto 0; background: var(--carmesi); }

.tarjetas { display: grid; grid-template-columns: repeat(auto-fit, minmax(250px, 1fr)); gap: 16px; }
.tarjeta { background: linear-gradient(180deg, #1c1c20, var(--tarjeta)); border: 1px solid var(--borde);
  border-radius: 14px; padding: 22px; }
.tarjeta h3 { margin: 0 0 8px; font-size: 1.1rem; color: #fff; }
.tarjeta p { margin: 0; color: var(--suave); }

.familia figure { margin: 0 auto; max-width: 608px; text-align: center; }
.familia img { display: block; width: 100%; height: auto; filter: drop-shadow(0 18px 40px rgba(0, 0, 0, .6)); }
.familia figcaption { margin: 16px auto 0; max-width: 560px; color: var(--plata); font-size: 1.05rem; }

.botones { display: flex; flex-wrap: wrap; justify-content: center; gap: 12px; }
.boton { display: inline-flex; align-items: center; gap: 8px; text-decoration: none; font-weight: 600;
  color: #fff; background: var(--carmesi); border: 1px solid var(--carmesi); padding: 12px 22px; border-radius: 999px; }
.boton:hover { background: var(--carmesi-claro); border-color: var(--carmesi-claro); }
.boton.secundario { background: transparent; color: var(--plata); border-color: var(--borde); }
.boton.secundario:hover { border-color: var(--plata); }
.boton small { font-weight: 400; font-size: .78rem; color: var(--suave); }

.contacto p { text-align: center; margin: 0; }
.contacto a { color: var(--plata); font-size: 1.15rem; text-decoration: none; border-bottom: 1px solid var(--carmesi); }
.contacto a:hover { color: #fff; }

footer { max-width: 1080px; margin: 56px auto 0; padding: 24px 16px 36px; border-top: 1px solid var(--borde); text-align: center; }
blockquote { margin: 0 auto; max-width: 640px; color: var(--suave); font-style: italic; }
blockquote p { margin: 0; }
cite { display: block; margin-top: 6px; font-style: normal; font-size: .9rem; color: var(--plata); }
.derechos { margin: 18px 0 0; font-size: .85rem; color: #6f6f78; }

a:focus-visible, button:focus-visible { outline: 2px solid var(--carmesi-claro); outline-offset: 3px; }
@media (prefers-reduced-motion: no-preference) { .boton, .idiomas button { transition: background .2s, border-color .2s, color .2s; } }