.fallo[data-astro-cid-cbh2dpxi],.aviso-bloque[data-astro-cid-cbh2dpxi]{text-align:center;border:1px solid var(--border-subtle);border-radius:var(--radius-brand);background:var(--surface);place-items:center;gap:1rem;padding:3rem 1.5rem;display:grid}.fallo[data-astro-cid-cbh2dpxi] svg,.aviso-bloque[data-astro-cid-cbh2dpxi] svg{width:2rem;height:2rem;color:var(--text-muted)}.fallo[data-astro-cid-cbh2dpxi] p[data-astro-cid-cbh2dpxi],.aviso-bloque[data-astro-cid-cbh2dpxi] p[data-astro-cid-cbh2dpxi]{color:var(--text-muted);max-width:44ch}.skel-video[data-astro-cid-cbh2dpxi]{aspect-ratio:16/9;border-radius:var(--radius-brand)}.fila-skel[data-astro-cid-cbh2dpxi]{border-radius:var(--radius-brand);height:3rem;margin-top:.6rem}.aula[data-astro-cid-cbh2dpxi]{align-items:start;gap:2rem;display:grid}@media (width>=62rem){.aula[data-astro-cid-cbh2dpxi]{grid-template-columns:minmax(0,1fr) 22rem}.indice[data-astro-cid-cbh2dpxi]{max-height:calc(100vh - 8rem);position:sticky;top:6rem;overflow-y:auto}}.marco[data-astro-cid-cbh2dpxi]{aspect-ratio:16/9;border-radius:var(--radius-brand);background:color-mix(in oklab, var(--color-ink) 92%, var(--color-bg));border:1px solid var(--border-subtle);width:100%;position:relative;overflow:hidden}.marco[data-astro-cid-cbh2dpxi] iframe[data-astro-cid-cbh2dpxi],.marco[data-astro-cid-cbh2dpxi] video[data-astro-cid-cbh2dpxi]{border:0;width:100%;height:100%;display:block}.marco[data-astro-cid-cbh2dpxi] video[data-astro-cid-cbh2dpxi]{object-fit:contain;background:#000}.marco-vacio[data-astro-cid-cbh2dpxi]{text-align:center;place-content:center;justify-items:center;gap:.9rem;padding:2rem;display:grid;position:absolute;inset:0}.marco-vacio[data-astro-cid-cbh2dpxi] svg{color:#9aa8ab;width:2.25rem;height:2.25rem}.marco-vacio[data-astro-cid-cbh2dpxi] p[data-astro-cid-cbh2dpxi]{color:#c9d3d5;max-width:40ch;font-size:.95rem}.barra-leccion[data-astro-cid-cbh2dpxi]{flex-wrap:wrap;justify-content:space-between;align-items:end;gap:1rem;margin-top:1.5rem;display:flex}.titulo-leccion[data-astro-cid-cbh2dpxi]{font-size:clamp(1.2rem,1rem + 1vw,1.7rem);font-weight:700;line-height:1.25}.paso[data-astro-cid-cbh2dpxi]{gap:.75rem;margin-top:1.5rem;display:flex}.paso[data-astro-cid-cbh2dpxi] .btn[data-astro-cid-cbh2dpxi]{align-items:center;gap:.4rem;display:inline-flex}.paso[data-astro-cid-cbh2dpxi] .btn[data-astro-cid-cbh2dpxi]:disabled{opacity:.45;cursor:not-allowed}.paso[data-astro-cid-cbh2dpxi] svg{width:1rem;height:1rem}.aviso[data-astro-cid-cbh2dpxi]{margin-top:.9rem;font-size:.9rem;font-weight:600}.h2-bloque[data-astro-cid-cbh2dpxi]{text-transform:uppercase;letter-spacing:.13em;color:var(--text-accent);margin-bottom:1rem;font-size:.8rem;font-weight:700}.progreso[data-astro-cid-cbh2dpxi]{margin-bottom:1.25rem}.barra[data-astro-cid-cbh2dpxi]{background:color-mix(in oklab, var(--color-brand) 15%, transparent);border-radius:9999px;height:.5rem;overflow:hidden}.barra[data-astro-cid-cbh2dpxi] span[data-astro-cid-cbh2dpxi]{background:linear-gradient(90deg, var(--color-brand), var(--color-accent));height:100%;transition:width .6s var(--ease-firma);display:block}.pct[data-astro-cid-cbh2dpxi]{color:var(--text-muted);margin-top:.45rem;font-size:.8rem;font-weight:600}.lista[data-astro-cid-cbh2dpxi]{gap:.35rem;list-style:none;display:grid}.item[data-astro-cid-cbh2dpxi]{text-align:start;border-radius:var(--radius-brand);width:100%;color:var(--text-primary);transition:background .2s var(--ease-firma), border-color .2s var(--ease-firma);background:0 0;border:1px solid #0000;align-items:center;gap:.8rem;padding:.7rem .8rem;display:flex}.item[data-astro-cid-cbh2dpxi]:hover{background:var(--surface)}.item[data-astro-cid-cbh2dpxi].activa{border-color:var(--color-brand);background:var(--surface)}.marca[data-astro-cid-cbh2dpxi]{border:1px solid var(--border-subtle);width:1.75rem;height:1.75rem;color:var(--text-muted);border-radius:9999px;flex:none;place-items:center;font-size:.78rem;font-weight:700;display:grid}.item[data-astro-cid-cbh2dpxi].hecha .marca[data-astro-cid-cbh2dpxi]{background:var(--color-brand);border-color:var(--color-brand);color:#fff}.texto[data-astro-cid-cbh2dpxi]{gap:.15rem;min-width:0;display:grid}.nombre[data-astro-cid-cbh2dpxi]{font-size:.92rem;font-weight:600;line-height:1.3}.meta[data-astro-cid-cbh2dpxi]{color:var(--text-muted);font-size:.75rem}