/* Mesías — la fachada del universo de El carcelero.
   Misma identidad que el recorrido (genesis): noche, pergamino y un único acento, la aurora del Umbral. */
:root{
  --noche:#07080d;
  --noche-2:#0e1018;
  --pergamino:#e9dfc8;
  --tenue:#a99f8c;
  --linea:rgba(233,223,200,.16);
  --aurora:#7fe0c0;
  --aurora-osc:#0f2a24;
  --display:"Cinzel","Trajan Pro",Georgia,serif;
  --texto:"EB Garamond",Garamond,Georgia,serif;
  --ancho:1180px;
  color-scheme:dark;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:72px}
body{margin:0;background:var(--noche);color:var(--pergamino);font-family:var(--texto);font-size:19px;line-height:1.55}
img{max-width:100%;display:block}
a{color:inherit}
h1,h2,h3{font-family:var(--display);font-weight:600;letter-spacing:.04em;line-height:1.15;text-wrap:balance;margin:0}
p{margin:0}
.envoltura{max-width:var(--ancho);margin:0 auto;padding-left:max(16px,env(safe-area-inset-left,0px));padding-right:max(16px,env(safe-area-inset-right,0px))}
.etiqueta{font-family:var(--display);font-size:12px;letter-spacing:.24em;text-transform:uppercase;color:var(--aurora)}
.boton{display:inline-flex;align-items:center;gap:10px;font-family:var(--display);font-size:13px;letter-spacing:.2em;text-transform:uppercase;
  text-decoration:none;padding:14px 22px;border:1px solid var(--aurora);color:var(--aurora);background:transparent;cursor:pointer;transition:background .2s,color .2s}
.boton:hover{background:var(--aurora);color:var(--noche)}
.boton.sec{border-color:var(--linea);color:var(--pergamino)}
.boton.sec:hover{background:var(--pergamino);color:var(--noche)}
:focus-visible{outline:2px solid var(--aurora);outline-offset:3px}

/* Cabecera */
.cabecera{position:sticky;top:0;z-index:40;background:rgba(7,8,13,.86);backdrop-filter:blur(8px);border-bottom:1px solid var(--linea);
  padding-top:env(safe-area-inset-top,0px)}
.cabecera .envoltura{display:flex;align-items:center;justify-content:space-between;gap:16px;height:60px}
.marca{font-family:var(--display);font-size:20px;letter-spacing:.3em;text-decoration:none}
.marca span{color:var(--aurora)}
.nav{display:flex;gap:22px;font-family:var(--display);font-size:12px;letter-spacing:.18em;text-transform:uppercase}
.nav a{text-decoration:none;color:var(--tenue)}
.nav a:hover{color:var(--pergamino)}
.menu{display:none}
.menu summary{list-style:none;cursor:pointer;font-family:var(--display);font-size:12px;letter-spacing:.2em;padding:8px 10px;border:1px solid var(--linea)}
.menu summary::-webkit-details-marker{display:none}
.menu[open] .nav{display:flex;position:absolute;left:0;right:0;top:60px;flex-direction:column;gap:0;background:var(--noche-2);border-bottom:1px solid var(--linea)}
.menu[open] .nav a{padding:14px max(16px,env(safe-area-inset-left,0px));border-top:1px solid var(--linea)}
@media (max-width:900px){.cabecera .nav.ancha{display:none}.menu{display:block}}

/* Botón fijo al recorrido */
.al-recorrido{position:fixed;right:max(16px,env(safe-area-inset-right,0px));bottom:calc(16px + env(safe-area-inset-bottom,0px));z-index:45;
  display:flex;align-items:center;gap:10px;font-family:var(--display);font-size:12px;letter-spacing:.18em;text-transform:uppercase;text-decoration:none;
  color:var(--noche);background:var(--aurora);padding:12px 16px;box-shadow:0 6px 30px rgba(127,224,192,.25)}
.al-recorrido::before{content:"";width:8px;height:8px;border-radius:50%;background:var(--noche);animation:latido 2s ease-in-out infinite}
@keyframes latido{50%{opacity:.25}}
@media (prefers-reduced-motion:reduce){.al-recorrido::before{animation:none}html{scroll-behavior:auto}}

/* Portada */
.portada{position:relative;min-height:calc(100svh - 60px);display:flex;align-items:flex-end;overflow:hidden}
.portada picture,.portada img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.portada::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(7,8,13,.15) 0%,rgba(7,8,13,.35) 45%,var(--noche) 100%)}
.portada .envoltura{position:relative;z-index:1;padding-bottom:12vh;width:100%}
.portada h1{font-size:clamp(46px,9vw,112px);letter-spacing:.08em}
.portada p.lema{font-size:clamp(19px,2.2vw,24px);max-width:34em;margin-top:18px;color:var(--pergamino)}
.portada .acciones{display:flex;flex-wrap:wrap;gap:12px;margin-top:30px}
@media (max-width:700px){
  .portada{min-height:auto;padding-top:62vh}
  .portada picture,.portada img{height:72vh;object-position:50% 18%}
  .portada::after{background:linear-gradient(180deg,rgba(7,8,13,0) 0%,rgba(7,8,13,0) 40%,var(--noche) 72%)}
  .portada .envoltura{padding-bottom:56px}
  .portada p.lema{font-size:18px}
}
/* El botón flotante aparece al dejar atrás la portada */
.al-recorrido{transition:opacity .3s,transform .3s}
.al-recorrido.oculto{opacity:0;transform:translateY(12px);pointer-events:none}

/* Secciones */
.seccion{padding:96px 0;border-top:1px solid var(--linea)}
.seccion .cabeza{max-width:42em;margin-bottom:44px}
.seccion .cabeza h2{font-size:clamp(30px,4.4vw,48px);margin-top:12px}
.seccion .cabeza p{color:var(--tenue);margin-top:14px}
.rejilla{display:grid;gap:22px;grid-template-columns:repeat(auto-fill,minmax(250px,1fr))}
.tarjeta{background:var(--noche-2);border:1px solid var(--linea);display:flex;flex-direction:column;min-width:0}
.tarjeta img{aspect-ratio:16/10;object-fit:cover;width:100%}
.tarjeta .cuerpo{padding:18px 20px 22px;display:flex;flex-direction:column;gap:8px}
.tarjeta h3{font-size:20px}
.tarjeta p{color:var(--tenue);font-size:17px}

/* Personajes */
.personajes{display:grid;gap:18px;grid-template-columns:repeat(auto-fill,minmax(145px,1fr))}
.personaje{min-width:0}
.personaje img{aspect-ratio:3/4;object-fit:cover;object-position:50% 20%;width:100%;filter:saturate(.85);border:1px solid var(--linea)}
.personaje h3{font-size:16px;margin-top:12px}
.personaje p{font-size:15.5px;color:var(--tenue);margin-top:4px;line-height:1.4}

/* Bloque a dos columnas */
.dos{display:grid;gap:44px;grid-template-columns:1.1fr 1fr;align-items:center}
.dos > *{min-width:0}
.dos img{width:100%;border:1px solid var(--linea)}
@media (max-width:860px){.dos{grid-template-columns:1fr}}
.cita{font-size:clamp(22px,2.6vw,30px);font-style:italic;line-height:1.35;border-left:2px solid var(--aurora);padding-left:20px;margin:22px 0}

/* Libros */
.libros{display:grid;gap:20px;grid-template-columns:repeat(auto-fill,minmax(150px,1fr))}
.libro{text-decoration:none;display:flex;flex-direction:column;gap:12px}
.libro img{aspect-ratio:2/3;object-fit:cover;width:100%;border:1px solid var(--linea);transition:transform .3s}
.libro:hover img{transform:translateY(-4px)}
.libro h3{font-size:18px}
.libro p{color:var(--tenue);font-size:16px}

/* Tienda */
.productos{display:grid;gap:22px;grid-template-columns:repeat(auto-fill,minmax(230px,1fr))}
.producto{background:var(--noche-2);border:1px solid var(--linea);padding:18px;display:flex;flex-direction:column;gap:10px;min-width:0}
.producto img{aspect-ratio:3/4;object-fit:cover;width:100%}
.producto h3{font-size:18px}
.producto p{color:var(--tenue);font-size:16px}
.producto .estado{font-family:var(--display);font-size:11px;letter-spacing:.2em;color:var(--aurora);text-transform:uppercase}

/* Participa */
.opciones{display:grid;gap:16px;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));margin-bottom:40px}
.opcion{border:1px solid var(--linea);padding:20px;min-width:0}
.opcion h3{font-size:17px}
.opcion p{color:var(--tenue);font-size:16px;margin-top:8px}
form.participa{display:grid;gap:14px;max-width:640px}
form.participa label{display:grid;gap:6px;font-family:var(--display);font-size:12px;letter-spacing:.16em;text-transform:uppercase;color:var(--tenue)}
form.participa input,form.participa select,form.participa textarea{font:inherit;font-size:17px;color:var(--pergamino);background:var(--noche-2);border:1px solid var(--linea);padding:12px;width:100%}
form.participa .check{display:flex;gap:10px;align-items:flex-start;text-transform:none;letter-spacing:0;font-family:var(--texto);font-size:16px}
form.participa .check input{width:auto;margin-top:5px}
.aviso{font-size:16px;color:var(--aurora);min-height:1.4em}

/* Novela */
.novela-cabeza{padding:80px 0 30px}
.novela-cabeza h1{font-size:clamp(40px,7vw,80px)}
.novela-cabeza p{max-width:38em;margin-top:18px;color:var(--tenue);font-size:21px}
.parte{padding:40px 0;border-top:1px solid var(--linea)}
.parte h2{font-size:clamp(24px,3vw,32px);margin-bottom:24px;color:var(--aurora)}
.caps{list-style:none;margin:0;padding:0;display:grid;gap:22px;max-width:52em}
.caps li{display:grid;grid-template-columns:76px 1fr;gap:18px}
.caps li > div{min-width:0}
.cap-n{font-family:var(--display);font-size:14px;letter-spacing:.12em;color:var(--tenue);padding-top:4px}
.caps h3{font-size:19px}
.caps p{margin-top:6px}

/* Pie */
.pie{border-top:1px solid var(--linea);padding:48px 0 calc(110px + env(safe-area-inset-bottom,0px));color:var(--tenue);font-size:16px}
.pie .envoltura{display:flex;flex-wrap:wrap;gap:24px;justify-content:space-between}