/* ---------- plantilla de articulo ---------- */
.art-cab{background:linear-gradient(180deg,#fff 0%,var(--espuma) 100%);border-bottom:1px solid var(--borde)}
.art-cab .wrap{padding-top:40px;padding-bottom:44px;max-width:860px}
.art-cab h1{font-size:clamp(28px,3.8vw,42px);font-weight:800;margin-top:14px}
.art-meta{margin-top:18px;display:flex;gap:18px;flex-wrap:wrap;font-size:13.5px;color:var(--granito);align-items:center}
.art-meta .chip{background:var(--ria-claro);color:var(--ria);font-weight:600;padding:4px 12px;border-radius:999px;font-size:12.5px}
.art-cuerpo{display:grid;grid-template-columns:250px 1fr;gap:56px;max-width:var(--ancho);margin:0 auto;padding:56px 24px}
.art-indice{position:sticky;top:96px;align-self:start;font-size:14px}
.art-indice .tit{font-family:"IBM Plex Mono",monospace;font-size:11.5px;letter-spacing:.12em;text-transform:uppercase;color:var(--granito);margin-bottom:14px}
.art-indice ol{list-style:none;display:grid;gap:10px;border-left:2px solid var(--borde);padding-left:16px}
.art-indice a{text-decoration:none;color:var(--granito)}
.art-indice a:hover{color:var(--ria)}
.art-texto{max-width:70ch;font-size:16.5px}
.art-texto h2{font-size:24px;margin:44px 0 16px;scroll-margin-top:96px}
.art-texto h3{font-size:18.5px;margin:30px 0 12px}
.art-texto p{margin-bottom:16px;color:#26414C}
.art-texto ul{margin:0 0 18px 22px}
.art-texto li{margin-bottom:9px;color:#26414C}
.art-texto .clave{background:var(--albarino-suave);border-left:4px solid var(--albarino);border-radius:0 10px 10px 0;padding:18px 22px;margin:26px 0;font-size:15.5px}
.art-texto .clave b{display:block;font-family:"IBM Plex Mono",monospace;font-size:11.5px;letter-spacing:.1em;text-transform:uppercase;color:var(--albarino);margin-bottom:8px}
.art-texto .norma{font-family:"IBM Plex Mono",monospace;font-size:13px;background:var(--ria-claro);color:var(--ria);padding:2px 8px;border-radius:6px;white-space:nowrap}
.art-cta{background:var(--tinta);color:#fff;border-radius:calc(var(--radio) + 4px);padding:34px 36px;margin:44px 0}
.art-cta h3{color:#fff;font-size:21px;margin:0 0 10px}
.art-cta p{color:#C9DCE2;margin-bottom:20px}
.art-rel{border-top:1px solid var(--borde);padding-top:36px;margin-top:52px}
.art-rel .tit{font-family:"IBM Plex Mono",monospace;font-size:11.5px;letter-spacing:.12em;text-transform:uppercase;color:var(--granito);margin-bottom:18px}
.art-rel .lista{display:grid;gap:12px}
.art-rel a{display:block;background:#fff;border:1px solid var(--borde);border-radius:12px;padding:16px 20px;text-decoration:none;font-weight:600;font-size:15px;transition:border-color .15s}
.art-rel a:hover{border-color:var(--ria);color:var(--ria)}
@media (max-width:960px){
.art-cuerpo{grid-template-columns:1fr}
.art-indice{position:static;order:-1;border:1px solid var(--borde);border-radius:12px;padding:18px;background:#fff}
}