:root{
  --noche:#0a0d2b; --noche-2:#121741; --tinta:#1a2058; --linea:#2c3478;
  --ambar:#ffb547; --ambar-hi:#ffc86e; --ambar-ink:#2a1600;
  --papel:#eef0fb; --papel-2:#e2e5f6; --ink:#151a46; --ink-2:#4a5084; --ink-3:#6b70a0;
  --luz:#f5f3ff; --luz-2:#c4c8ef; --menta:#5fe0b7; --wa:#25d366; --wa-ink:#05250f;
  --display:"Fredoka","Arial Rounded MT Bold",system-ui,sans-serif;
  --body:"Lexend",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}
body{margin:0;background:var(--papel);color:var(--ink);font:400 1.0625rem/1.75 var(--body);-webkit-font-smoothing:antialiased}
img{display:block;max-width:100%;height:auto}
a{color:#2c3aa8}
:focus-visible{outline:3px solid var(--ambar);outline-offset:3px;border-radius:6px}
.wrap{max-width:1180px;margin:0 auto;padding-inline:20px}
@media (min-width:760px){.wrap{padding-inline:32px}}
h1,h2,h3{font-family:var(--display);font-weight:700;line-height:1.12;letter-spacing:-.01em;color:var(--ink)}

/* Cabecera */
.nav{position:sticky;top:0;z-index:50;background:rgba(10,13,43,.94);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px)}
.nav .wrap{display:flex;align-items:center;gap:24px;min-height:70px}
.marca{display:flex;align-items:center;gap:11px;text-decoration:none;color:#fff;flex-shrink:0}
.marca img{width:40px;height:40px}
.marca b{display:block;font:700 1.3rem/1 var(--display)}
.marca small{display:block;font-size:.72rem;font-weight:500;color:var(--ambar);margin-top:3px}
.nav ul{display:none;list-style:none;margin:0 0 0 auto;padding:0;gap:4px}
.nav ul a{display:block;padding:8px 12px;border-radius:10px;text-decoration:none;font-size:.95rem;color:var(--luz-2)}
.nav ul a:hover,.nav ul a[aria-current]{color:#fff;background:rgba(255,255,255,.07)}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;min-height:48px;padding:10px 22px;border-radius:14px;font:600 1rem var(--body);text-decoration:none;border:2px solid transparent}
.btn-ambar{background:var(--ambar);color:var(--ambar-ink)}
.btn-ambar:hover{background:var(--ambar-hi)}
.btn-wa{background:var(--wa);color:var(--wa-ink)}
.btn-line{border-color:#c3c7ea;color:var(--ink);background:#fff}
.nav .btn{min-height:44px;font-size:.95rem;margin-left:auto;white-space:nowrap;padding:8px 16px}
@media (min-width:980px){.nav ul{display:flex}.nav .btn{margin-left:8px}}

/* Índice de recursos */
.portada{background:var(--noche);color:var(--luz);padding:64px 0 72px}
.portada h1{color:#fff;font-size:clamp(2.4rem,6vw,3.8rem);margin:0 0 16px;max-width:16ch}
.portada p{color:var(--luz-2);font-size:1.15rem;max-width:38em;margin:0}
.miga{font-size:.92rem;margin:0 0 18px;color:var(--luz-2)}
.miga a{color:var(--luz-2)}
.lista-art{display:grid;gap:22px;padding:56px 0 80px}
@media (min-width:900px){.lista-art{grid-template-columns:repeat(3,1fr)}}
.tarjeta{background:#fff;border:1px solid #d6daf1;border-radius:22px;overflow:hidden;display:flex;flex-direction:column;text-decoration:none;color:inherit}
.tarjeta:hover{border-color:var(--ink)}
.tarjeta img{aspect-ratio:16/9;object-fit:cover;object-position:top}
.tarjeta div{padding:22px 24px 26px;display:flex;flex-direction:column;gap:8px;flex:1}
.tarjeta h2{font-size:1.3rem;margin:0}
.tarjeta p{margin:0;color:var(--ink-2);font-size:.97rem;line-height:1.6;flex:1}
.tarjeta span{color:var(--ink-3);font-size:.88rem}

/* Artículo */
.art-cab{background:var(--noche);color:var(--luz);padding:56px 0 64px}
.art-cab .wrap{max-width:860px}
.art-cab h1{color:#fff;font-size:clamp(2.1rem,5.2vw,3.3rem);margin:0 0 18px}
.art-cab .entradilla{font-size:1.18rem;color:var(--luz-2);margin:0 0 22px;max-width:36em}
.firma{display:flex;align-items:center;gap:12px;font-size:.92rem;color:var(--luz-2)}
.firma img{width:40px;height:40px;border-radius:12px;background:var(--tinta);padding:5px}
.firma b{color:#fff;font-weight:500}
.cuerpo{max-width:860px;margin:0 auto;padding:48px 20px 24px}
@media (min-width:760px){.cuerpo{padding-inline:32px}}
.cuerpo>*{max-width:40em}
.cuerpo h2{font-size:1.75rem;margin:2.2em 0 .5em}
.cuerpo h3{font-size:1.3rem;margin:1.8em 0 .4em}
.cuerpo p,.cuerpo li{color:#2b3063}
.cuerpo p{margin:0 0 1.1em}
.cuerpo ul,.cuerpo ol{padding-left:1.3em;margin:0 0 1.3em}
.cuerpo li{margin-bottom:.5em}
.cuerpo li::marker{color:#c98400;font-weight:600}
.cuerpo strong{color:var(--ink);font-weight:600}
.cuerpo figure{margin:2em 0;max-width:none}
.cuerpo figure img{border-radius:18px;border:1px solid #c9cdea}
.cuerpo figcaption{font-size:.9rem;color:var(--ink-3);margin-top:10px}
.indice{background:#fff;border:1px solid #d6daf1;border-radius:18px;padding:18px 22px;margin:0 0 2em}
.indice b{display:block;font-size:.95rem;margin-bottom:6px}
.indice ol{margin:0;padding-left:1.2em}
.indice li{margin:0 0 .2em}
.nota{background:var(--papel-2);border-left:4px solid var(--ambar);border-radius:0 14px 14px 0;padding:16px 20px;margin:0 0 1.4em}
.nota p:last-child{margin:0}
.pasos-art{list-style:none;counter-reset:p;padding:0!important}
.pasos-art li{counter-increment:p;position:relative;padding:4px 0 4px 52px;margin-bottom:14px}
.pasos-art li::before{content:counter(p);position:absolute;left:0;top:2px;width:36px;height:36px;border-radius:50%;background:var(--ink);color:var(--ambar);display:grid;place-items:center;font:700 1.05rem var(--display)}
.idea{border-top:1px solid #c9cdea;padding-top:4px}
.fuente{font-size:.9rem;color:var(--ink-3)}
.cta-art{max-width:860px;margin:24px auto 72px;padding:0 20px}
@media (min-width:760px){.cta-art{padding-inline:32px}}
.cta-art>div{background:var(--noche);color:var(--luz);border-radius:26px;padding:32px clamp(22px,4vw,40px)}
.cta-art h2{color:#fff;font-size:1.7rem;margin:0 0 10px}
.cta-art p{color:var(--luz-2);margin:0 0 22px;max-width:34em}
.cta-art .acciones{display:flex;flex-wrap:wrap;gap:12px}
.relacionados{max-width:860px;margin:0 auto 80px;padding:0 20px}
@media (min-width:760px){.relacionados{padding-inline:32px}}
.relacionados h2{font-size:1.3rem;margin:0 0 12px}
.relacionados ul{list-style:none;padding:0;margin:0;display:grid;gap:8px}
.relacionados a{font-weight:500}

/* Pie */
.pie{background:var(--noche);color:#8e94cf;padding:32px 0;font-size:.9rem}
.pie .wrap{display:flex;flex-wrap:wrap;gap:16px 32px;justify-content:space-between;align-items:center}
.pie a{color:var(--luz-2)}
.pie nav{display:flex;flex-wrap:wrap;gap:8px 20px}