:root{
  --rojo:#E11D2E;
  --rojo-osc:#A50F1F;
  --negro:#111111;
  --gris-osc:#2A2A2A;
  --gris:#6B6B6B;
  --gris-claro:#F3F3F3;
  --linea:#E4E4E4;
  --blanco:#FFFFFF;
  --radio:14px;
  --sombra:0 10px 30px rgba(0,0,0,.08);
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:"Inter",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;color:var(--negro);background:var(--blanco);line-height:1.65;font-size:17px}
img,svg{max-width:100%;display:block}
a{color:var(--rojo);text-decoration:none}
a:hover{text-decoration:underline}
h1,h2,h3,h4{font-family:"Archivo Black","Inter",sans-serif;line-height:1.15;letter-spacing:-.01em}
.contenedor{width:100%;max-width:1160px;margin:0 auto;padding:0 20px}
.skip{position:absolute;left:-999px}
.skip:focus{left:10px;top:10px;background:var(--negro);color:#fff;padding:8px 12px;z-index:99}

/* ---------- Header ---------- */
.header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.96);backdrop-filter:blur(8px);border-bottom:1px solid var(--linea)}
.header .contenedor{display:flex;align-items:center;justify-content:space-between;height:70px;gap:16px}
.marca{display:flex;align-items:center;gap:10px;color:var(--negro);font-weight:800}
.marca:hover{text-decoration:none}
.marca img{width:42px;height:42px}
.marca span{font-family:"Archivo Black",sans-serif;font-size:1.02rem;line-height:1.05}
.marca small{display:block;font-family:"Inter",sans-serif;font-weight:600;font-size:.72rem;color:var(--rojo);letter-spacing:.08em;text-transform:uppercase}
.nav{display:flex;gap:4px}
.nav a{color:var(--negro);font-weight:600;font-size:.92rem;padding:8px 12px;border-radius:999px}
.nav a:hover{background:var(--gris-claro);text-decoration:none;color:var(--rojo)}
.menu-btn{display:none;background:var(--negro);color:#fff;border:0;border-radius:10px;padding:9px 13px;font-weight:700;cursor:pointer}
@media (max-width:920px){
  .menu-btn{display:block}
  .nav{display:none;position:absolute;top:70px;left:0;right:0;background:#fff;flex-direction:column;padding:10px 16px 18px;border-bottom:3px solid var(--rojo)}
  .nav.abierto{display:flex}
  .nav a{padding:12px}
}

/* ---------- Hero ---------- */
.hero{background:var(--negro);color:#fff;position:relative;overflow:hidden}
.hero::before{content:"";position:absolute;inset:0;background:radial-gradient(circle at 85% 20%,rgba(225,29,46,.45),transparent 45%),repeating-linear-gradient(135deg,rgba(255,255,255,.035) 0 2px,transparent 2px 22px)}
.hero .contenedor{position:relative;display:grid;grid-template-columns:1.15fr .85fr;gap:48px;align-items:center;padding-top:72px;padding-bottom:80px}
.etiqueta{display:inline-flex;align-items:center;gap:8px;background:var(--rojo);color:#fff;font-weight:700;font-size:.8rem;letter-spacing:.06em;text-transform:uppercase;padding:6px 14px;border-radius:999px}
.hero h1{font-size:clamp(2.1rem,5vw,3.6rem);margin:20px 0 18px}
.hero h1 em{font-style:normal;color:var(--rojo);background:linear-gradient(transparent 62%,rgba(255,255,255,.12) 62%)}
.hero p.lead{font-size:1.15rem;color:#D8D8D8;max-width:560px}
.hero-botones{display:flex;flex-wrap:wrap;gap:12px;margin-top:30px}
.btn{display:inline-block;font-weight:700;padding:14px 22px;border-radius:12px;border:2px solid transparent;transition:.2s}
.btn:hover{text-decoration:none;transform:translateY(-2px)}
.btn-rojo{background:var(--rojo);color:#fff}
.btn-rojo:hover{background:var(--rojo-osc)}
.btn-borde{border-color:#fff;color:#fff}
.btn-borde:hover{background:#fff;color:var(--negro)}
.datos-hero{display:flex;gap:28px;margin-top:40px;flex-wrap:wrap}
.datos-hero div strong{display:block;font-family:"Archivo Black",sans-serif;font-size:1.8rem;color:#fff}
.datos-hero div span{color:#BDBDBD;font-size:.88rem}

/* Documento del hero */
.doc{background:#fff;color:var(--negro);border-radius:16px;padding:22px;box-shadow:0 30px 60px rgba(0,0,0,.45);transform:rotate(2deg);position:relative}
.doc::after{content:"EJEMPLO";position:absolute;top:18px;right:-34px;transform:rotate(38deg);background:var(--rojo);color:#fff;font-weight:800;font-size:.7rem;letter-spacing:.15em;padding:4px 40px}
.doc-cab{border-bottom:3px solid var(--negro);padding-bottom:10px;margin-bottom:12px}
.doc-cab b{font-family:"Archivo Black",sans-serif;font-size:.95rem;display:block}
.doc-cab span{font-size:.72rem;color:var(--gris)}
.doc-fila{display:flex;justify-content:space-between;font-size:.78rem;padding:6px 0;border-bottom:1px dashed var(--linea)}
.doc-fila span:first-child{color:var(--gris)}
.doc-anot{margin-top:12px;background:var(--gris-claro);border-left:4px solid var(--rojo);padding:10px 12px;border-radius:8px;font-size:.76rem}
.doc-anot b{color:var(--rojo)}
.doc-sello{margin-top:14px;display:flex;align-items:center;gap:10px;font-size:.72rem;color:var(--gris)}
.doc-sello i{width:34px;height:34px;border:3px solid var(--rojo);border-radius:50%;display:inline-block}
@media (max-width:920px){.hero .contenedor{grid-template-columns:1fr;padding-top:48px}.doc{transform:none;max-width:440px}}

/* Aviso */
.aviso{background:var(--rojo);color:#fff;font-size:.92rem}
.aviso .contenedor{padding-top:14px;padding-bottom:14px;display:flex;gap:12px;align-items:flex-start}
.aviso b{white-space:nowrap}

/* ---------- Secciones ---------- */
section{padding:88px 0}
.gris{background:var(--gris-claro)}
.oscura{background:var(--negro);color:#fff}
.titulo-sec{max-width:760px;margin-bottom:44px}
.titulo-sec .num{display:inline-block;font-family:"Archivo Black",sans-serif;color:var(--rojo);font-size:.95rem;letter-spacing:.1em;margin-bottom:10px}
.titulo-sec h2{font-size:clamp(1.8rem,3.6vw,2.6rem);margin-bottom:14px}
.titulo-sec p{color:var(--gris);font-size:1.08rem}
.oscura .titulo-sec p{color:#BDBDBD}

.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:22px}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
@media (max-width:920px){.grid-3,.grid-4{grid-template-columns:repeat(2,1fr)}}
@media (max-width:620px){.grid-2,.grid-3,.grid-4{grid-template-columns:1fr}}

.tarjeta{background:#fff;border:1px solid var(--linea);border-radius:var(--radio);padding:26px;transition:.25s;position:relative}
.tarjeta:hover{box-shadow:var(--sombra);transform:translateY(-3px);border-color:transparent}
.tarjeta h3{font-size:1.15rem;margin:14px 0 8px}
.tarjeta p{color:var(--gris-osc);font-size:.97rem}
.icono{width:48px;height:48px;border-radius:12px;background:var(--negro);display:grid;place-items:center;color:#fff;font-size:1.4rem}
.tarjeta:hover .icono{background:var(--rojo)}

/* Tradición + libertad */
.palabras{display:grid;grid-template-columns:1fr auto 1fr;gap:18px;align-items:stretch}
.palabra{border-radius:var(--radio);padding:34px}
.palabra h3{font-size:2rem;margin-bottom:10px}
.palabra.p1{background:var(--negro);color:#fff}
.palabra.p1 h3{color:var(--rojo)}
.palabra.p2{background:#fff;border:3px solid var(--negro)}
.palabra.p2 h3{color:var(--negro)}
.mas{display:grid;place-items:center;font-family:"Archivo Black",sans-serif;font-size:2.4rem;color:var(--rojo)}
@media (max-width:760px){.palabras{grid-template-columns:1fr}.mas{font-size:1.8rem}}

/* Anatomía */
.anatomia{display:grid;grid-template-columns:1fr 1fr;gap:36px;align-items:start}
.cert{background:#fff;border:2px solid var(--negro);border-radius:12px;padding:18px;font-family:"Courier New",monospace;font-size:.8rem;position:sticky;top:90px}
.cert .zona{position:relative;border:2px dashed transparent;border-radius:8px;padding:10px 10px 10px 40px;margin-bottom:8px;cursor:pointer;transition:.2s}
.cert .zona:hover,.cert .zona.activa{border-color:var(--rojo);background:#FFF1F2}
.cert .zona .n{position:absolute;left:8px;top:9px;width:24px;height:24px;border-radius:50%;background:var(--negro);color:#fff;font-family:"Inter",sans-serif;font-weight:800;font-size:.75rem;display:grid;place-items:center}
.cert .zona.activa .n{background:var(--rojo)}
.cert .linea{height:7px;background:#E7E7E7;border-radius:4px;margin:6px 0}
.cert .linea.c{width:60%}.cert .linea.m{width:80%}
.partes{display:flex;flex-direction:column;gap:12px}
.parte{border:1px solid var(--linea);border-left:5px solid var(--linea);border-radius:12px;padding:18px 20px;background:#fff;transition:.2s;cursor:pointer}
.parte.activa{border-left-color:var(--rojo);box-shadow:var(--sombra)}
.parte h3{font-size:1.05rem;margin-bottom:6px;display:flex;gap:10px;align-items:center}
.parte h3 b{background:var(--negro);color:#fff;border-radius:50%;width:26px;height:26px;display:grid;place-items:center;font-size:.8rem;font-family:"Inter",sans-serif;flex:none}
.parte.activa h3 b{background:var(--rojo)}
.parte p,.parte li{color:var(--gris-osc);font-size:.95rem}
.parte ul{padding-left:18px;margin-top:6px}
@media (max-width:920px){.anatomia{grid-template-columns:1fr}.cert{position:static}}

/* Pasos */
.pasos{counter-reset:paso;display:grid;grid-template-columns:repeat(5,1fr);gap:16px}
.paso{background:var(--gris-osc);border-radius:var(--radio);padding:24px;position:relative}
.paso::before{counter-increment:paso;content:counter(paso,decimal-leading-zero);font-family:"Archivo Black",sans-serif;font-size:2.4rem;color:var(--rojo);display:block;margin-bottom:8px}
.paso h3{font-size:1.02rem;margin-bottom:8px;color:#fff}
.paso p{color:#C9C9C9;font-size:.92rem}
@media (max-width:1000px){.pasos{grid-template-columns:repeat(2,1fr)}}
@media (max-width:560px){.pasos{grid-template-columns:1fr}}

/* Categorías de anotaciones */
.cat{border-radius:var(--radio);padding:26px;border:1px solid var(--linea);background:#fff}
.cat .chip{display:inline-block;font-size:.72rem;font-weight:800;letter-spacing:.08em;text-transform:uppercase;padding:4px 10px;border-radius:999px;background:var(--negro);color:#fff}
.cat.roja .chip{background:var(--rojo)}
.cat h3{margin:12px 0 8px;font-size:1.15rem}
.cat p{color:var(--gris-osc);font-size:.95rem}
.cat ul{margin-top:10px;display:flex;flex-wrap:wrap;gap:6px;list-style:none}
.cat li{background:var(--gris-claro);border-radius:8px;padding:4px 10px;font-size:.84rem;font-weight:600}

/* Alertas */
.alerta{background:#fff;border-radius:var(--radio);padding:24px;border-top:5px solid var(--rojo);box-shadow:var(--sombra)}
.alerta .ic{font-size:1.6rem}
.alerta h3{font-size:1.08rem;margin:8px 0}
.alerta p{color:var(--gris-osc);font-size:.94rem}

/* Línea de tiempo */
.timeline{position:relative;max-width:820px}
.timeline::before{content:"";position:absolute;left:18px;top:6px;bottom:6px;width:3px;background:var(--negro)}
.hito{position:relative;padding:0 0 30px 60px}
.hito::before{content:"";position:absolute;left:8px;top:4px;width:23px;height:23px;border-radius:50%;background:#fff;border:5px solid var(--rojo)}
.hito .fecha{font-weight:800;color:var(--rojo);font-size:.85rem;letter-spacing:.05em}
.hito h3{font-size:1.1rem;margin:4px 0}
.hito p{color:var(--gris-osc);font-size:.95rem}
.hito .tag{display:inline-block;margin-top:6px;font-size:.75rem;font-weight:700;background:var(--negro);color:#fff;padding:3px 9px;border-radius:6px}
.hito .tag.c{background:var(--rojo)}

/* Mitos */
.mito{border-radius:var(--radio);overflow:hidden;border:1px solid var(--linea);background:#fff}
.mito .m{background:var(--negro);color:#fff;padding:18px 22px}
.mito .m b{color:var(--rojo);font-size:.78rem;letter-spacing:.1em}
.mito .m p{font-weight:700;margin-top:4px}
.mito .r{padding:18px 22px}
.mito .r b{color:var(--negro);font-size:.78rem;letter-spacing:.1em}
.mito .r p{color:var(--gris-osc);margin-top:4px;font-size:.95rem}

/* Glosario */
.buscador{width:100%;max-width:480px;padding:14px 18px;border-radius:12px;border:2px solid var(--negro);font-size:1rem;margin-bottom:26px;font-family:inherit}
.buscador:focus{outline:none;border-color:var(--rojo)}
.glosario{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
.termino{background:#fff;border:1px solid var(--linea);border-radius:12px;padding:18px}
.termino h4{font-family:"Inter",sans-serif;font-weight:800;font-size:1rem;color:var(--rojo);margin-bottom:4px}
.termino p{font-size:.92rem;color:var(--gris-osc)}
.sin-res{display:none;color:var(--gris);margin-top:10px}
@media (max-width:920px){.glosario{grid-template-columns:repeat(2,1fr)}}
@media (max-width:620px){.glosario{grid-template-columns:1fr}}

/* FAQ */
.faq{max-width:860px}
.faq details{border-bottom:1px solid var(--linea);padding:6px 0}
.faq summary{cursor:pointer;list-style:none;font-weight:800;font-size:1.05rem;padding:16px 40px 16px 0;position:relative}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";position:absolute;right:4px;top:10px;width:30px;height:30px;border-radius:50%;background:var(--negro);color:#fff;display:grid;place-items:center;font-size:1.2rem}
.faq details[open] summary::after{content:"–";background:var(--rojo)}
.faq details p{color:var(--gris-osc);padding:0 0 18px}

/* Cierre */
.cierre{background:var(--rojo);color:#fff;text-align:center}
.cierre h2{font-size:clamp(1.7rem,3.4vw,2.5rem);max-width:780px;margin:0 auto 14px}
.cierre p{max-width:680px;margin:0 auto;color:#FFE3E5}

/* Footer */
.footer{background:var(--negro);color:#BDBDBD;padding:60px 0 28px;font-size:.93rem}
.footer .cols{display:grid;grid-template-columns:1.3fr 1fr 1fr;gap:36px}
.footer h4{color:#fff;font-family:"Inter",sans-serif;font-weight:800;font-size:.85rem;letter-spacing:.1em;text-transform:uppercase;margin-bottom:14px}
.footer a{color:#fff}
.footer ul{list-style:none;display:flex;flex-direction:column;gap:8px}
.footer .marca{color:#fff;margin-bottom:14px}
.footer .legal{border-top:1px solid #2F2F2F;margin-top:40px;padding-top:22px;font-size:.84rem;display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap}
@media (max-width:820px){.footer .cols{grid-template-columns:1fr}}

/* Páginas legales */
.legal-hero{background:var(--negro);color:#fff;padding:64px 0 54px;position:relative;overflow:hidden}
.legal-hero::before{content:"";position:absolute;inset:0;background:radial-gradient(circle at 90% 10%,rgba(225,29,46,.45),transparent 45%)}
.legal-hero .contenedor{position:relative}
.legal-hero h1{font-size:clamp(2rem,4.5vw,3rem);margin:14px 0 8px}
.legal-hero p{color:#BDBDBD}
.legal-cuerpo{padding:60px 0 80px}
.legal-cuerpo .contenedor{max-width:860px}
.legal-cuerpo h2{font-size:1.35rem;margin:36px 0 12px;padding-left:14px;border-left:5px solid var(--rojo)}
.legal-cuerpo p,.legal-cuerpo li{color:var(--gris-osc);margin-bottom:12px}
.legal-cuerpo ul{padding-left:22px}
.ficha{background:var(--gris-claro);border-radius:var(--radio);padding:22px 24px;border-left:5px solid var(--negro)}
.ficha p{margin-bottom:4px}
.volver{display:inline-block;margin-top:30px;font-weight:700}