:root { color-scheme: light dark; --fondo: #fafaf8; --texto: #1d1d1f; --tenue: #5f6368; --enlace: #1a5fb4; --borde: #e3e3e0; }
@media (prefers-color-scheme: dark) {
  :root { --fondo: #141416; --texto: #ececec; --tenue: #a0a0a6; --enlace: #8ab4f8; --borde: #2c2c30; }
}
* { box-sizing: border-box; }
body { margin: 0; background: var(--fondo); color: var(--texto);
  font: 17px/1.55 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif; }
main { max-width: 640px; margin: 0 auto; padding: 56px 22px 40px; }
h1 { font-size: 2rem; margin: 0 0 6px; letter-spacing: -0.01em; }
h2 { font-size: 1.25rem; margin: 0 0 8px; }
.bajada { color: var(--tenue); margin: 0 0 40px; }
section { padding: 24px 0; border-top: 1px solid var(--borde); }
.pronto { color: var(--tenue); font-size: 0.95rem; }
ul { padding-left: 20px; margin: 8px 0 0; }
li { margin: 4px 0; }
a { color: var(--enlace); }
footer { border-top: 1px solid var(--borde); margin-top: 24px; padding-top: 16px; color: var(--tenue); font-size: 0.85rem; }