/* ============================================================
   DESAPARECIDA: ¿Dónde está Lola? — web oficial del expediente
   Paleta de la portada: amarillo / rojo / negro + papel de archivo
   ============================================================ */

:root {
  --negro: #16120d;        /* carbón cálido, base de la página */
  --negro-0: #0a0908;      /* negro profundo (cintas, franjas de fotos) */
  --negro-2: #1d1812;      /* paneles y tarjetas */
  --negro-3: #262019;      /* consolas y cajas destacadas */
  --amarillo: #f2b705;
  --amarillo-2: #d9a404;
  --rojo: #c1121f;
  --rojo-sello: #a3121a;
  --papel: #efe8d6;
  --papel-2: #e6dcc4;
  --tinta: #1b1916;
  --gris: #8f8878;
  --linea: #453d2e;
  --fd: "Anton", "Arial Narrow", sans-serif;          /* display */
  --ft: "Special Elite", "Courier New", monospace;    /* máquina de escribir */
  --fm: "Courier Prime", "Courier New", monospace;    /* datos */
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background:
    radial-gradient(1300px 850px at 50% -180px, rgba(242, 183, 5, .07), transparent 62%),
    radial-gradient(1100px 750px at 88% 108%, rgba(193, 18, 31, .06), transparent 60%),
    radial-gradient(900px 700px at -10% 55%, rgba(239, 232, 214, .035), transparent 55%),
    linear-gradient(175deg, #191510 0%, var(--negro) 45%, #120f0b 100%);
  background-attachment: fixed;
  background-color: var(--negro);
  color: var(--papel);
  font-family: var(--ft);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
/* grano de papel/fibra sobre el fondo */
body::before {
  content: "";
  position: fixed; inset: 0; pointer-events: none; z-index: 1;
  opacity: .16;
  mix-blend-mode: overlay;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='260' height='260'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.82' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='0.55'/%3E%3C/svg%3E");
  background-size: 260px 260px;
}
/* viñeta: oscurece las esquinas, como papel fotografiado */
body::after {
  content: "";
  position: fixed; inset: 0; pointer-events: none; z-index: 1;
  background: radial-gradient(120% 90% at 50% 40%, transparent 55%, rgba(5, 4, 3, .42) 100%);
}
main { position: relative; z-index: 2; }

img { max-width: 100%; display: block; }
a { color: var(--amarillo); }
::selection { background: var(--amarillo); color: var(--negro); }

.wrap { max-width: 1080px; margin: 0 auto; padding: 0 20px; }

.titulo-seccion {
  font-family: var(--fd);
  font-size: clamp(34px, 6vw, 58px);
  letter-spacing: .02em;
  text-transform: uppercase;
  margin: 0 0 6px;
  color: var(--papel);
  font-weight: normal;
}
.titulo-seccion .num {
  color: var(--amarillo);
  margin-right: .35em;
}
.miga {
  font-family: var(--fm); font-size: 12px; letter-spacing: .38em;
  color: var(--rojo); text-transform: uppercase; margin: 0 0 14px;
}
.pie-navegacion {
  margin-top: 70px; padding-top: 34px;
  border-top: 1px dashed var(--linea);
  text-align: center;
}
.pie-navegacion.sin-borde { border-top: 0; margin-top: 0; padding: 0 20px; text-align: center; }
.cita-inspector {
  margin: 70px auto 0; max-width: 620px; text-align: center;
  font-size: 19px; line-height: 1.7; color: var(--papel);
}
.cita-inspector span {
  display: block; margin-top: 10px;
  font-family: var(--fm); font-size: 12px; letter-spacing: .22em;
  color: var(--gris); text-transform: uppercase;
}
.sub-seccion {
  font-family: var(--fm);
  color: var(--gris);
  font-size: 13px;
  letter-spacing: .28em;
  text-transform: uppercase;
  margin: 0 0 34px;
}
section { padding: 84px 0; position: relative; }

/* ---------- barra superior ---------- */
.topbar {
  position: sticky; top: 0; z-index: 60;
  background: rgba(20, 16, 12, .92);
  backdrop-filter: blur(5px);
  border-bottom: 1px solid var(--linea);
}
.topbar .wrap {
  display: flex; align-items: center; justify-content: space-between;
  gap: 16px; padding-top: 12px; padding-bottom: 12px;
}
.topbar .marca {
  font-family: var(--fm); font-size: 13px; letter-spacing: .22em;
  color: var(--amarillo); text-decoration: none; white-space: nowrap;
}
.topbar .marca b { color: var(--papel); }
.topbar nav { display: flex; gap: 18px; flex-wrap: wrap; }
.topbar nav a {
  font-family: var(--fm); font-size: 12px; letter-spacing: .14em;
  color: var(--gris); text-decoration: none; text-transform: uppercase;
}
.topbar nav a:hover { color: var(--amarillo); }
.topbar nav a.activo { color: var(--amarillo); border-bottom: 2px solid var(--rojo); padding-bottom: 2px; }
.topbar nav a.destacado { color: var(--negro); background: var(--amarillo); padding: 3px 10px; }
.topbar nav a.destacado:hover { background: var(--papel); }

/* ---------- cinta policial separadora ---------- */
.cinta {
  background: repeating-linear-gradient(-45deg,
    var(--amarillo) 0 26px, var(--negro-0) 26px 52px);
  color: var(--negro-0);
  overflow: hidden;
  border-top: 2px solid var(--negro);
  border-bottom: 2px solid var(--negro);
  transform: rotate(-1.1deg) scale(1.02);
}
.cinta .texto {
  display: inline-block; white-space: nowrap;
  font-family: var(--fd); font-size: 15px; letter-spacing: .34em;
  padding: 8px 0; text-transform: uppercase;
  background: var(--amarillo);
  outline: 14px solid var(--amarillo);
  animation: cinta-scroll 38s linear infinite;
}
@keyframes cinta-scroll {
  from { transform: translateX(0); }
  to { transform: translateX(-50%); }
}

/* ---------- HERO ---------- */
.hero { padding: 0 0 90px; overflow: hidden; }

.tira-fichados {
  display: grid; grid-template-columns: repeat(7, 1fr);
  gap: 6px; padding: 10px 8px 12px;
  background: #060504; border-bottom: 3px solid var(--amarillo);
}
.tira-fichados .mug {
  position: relative; aspect-ratio: 3/4; overflow: hidden;
  background: #222; outline: 1px solid #2c2820;
}
.tira-fichados .mug img {
  width: 100%; height: 100%; object-fit: cover;
  filter: grayscale(1) contrast(1.12) brightness(.92);
}
.tira-fichados .mug.x::after {
  content: ""; position: absolute; inset: 6%;
  background:
    linear-gradient(to top right, transparent 44%, var(--rojo) 44%, var(--rojo) 56%, transparent 56%),
    linear-gradient(to bottom right, transparent 44%, var(--rojo) 44%, var(--rojo) 56%, transparent 56%);
  opacity: .92; mix-blend-mode: normal;
  filter: drop-shadow(0 0 3px rgba(193, 18, 31, .5));
}
.tira-fichados .mug .regla {
  position: absolute; top: 0; left: 0; right: 0; height: 12px;
  background: repeating-linear-gradient(90deg, #d8d2c2 0 2px, transparent 2px 11px), #efe8d6;
  opacity: .85;
}

.hero-cuerpo { text-align: center; padding-top: 64px; }
.hero-pre {
  font-family: var(--fm); color: var(--rojo); font-size: 13px;
  letter-spacing: .42em; text-transform: uppercase; margin-bottom: 26px;
}
.hero-titulo {
  display: inline-block;
  font-family: var(--fd);
  font-size: clamp(56px, 12.5vw, 158px);
  line-height: .92;
  color: var(--negro);
  background: var(--amarillo);
  padding: 10px 26px 2px;
  letter-spacing: .01em;
  transform: rotate(-1.2deg);
  box-shadow: 0 18px 60px rgba(242, 183, 5, .12);
  position: relative;
}
.hero-titulo::after { /* borde rasgado inferior */
  content: ""; position: absolute; left: 0; right: 0; bottom: -9px; height: 10px;
  background: var(--amarillo);
  clip-path: polygon(0 0, 4% 70%, 9% 20%, 15% 90%, 22% 30%, 28% 80%, 34% 10%,
    41% 75%, 48% 25%, 55% 95%, 62% 35%, 69% 85%, 75% 15%, 82% 70%, 88% 30%, 94% 88%, 100% 0);
}
.hero-donde {
  margin: 34px auto 0;
  display: inline-block;
  font-family: var(--fd);
  font-size: clamp(26px, 5.2vw, 56px);
  color: var(--tinta);
  background: var(--papel);
  padding: 8px 34px 4px;
  transform: rotate(1.4deg);
  letter-spacing: .04em;
}
.hero-donde .lola { color: var(--rojo); }
.hero-frase {
  margin: 42px auto 0; max-width: 560px;
  font-size: clamp(17px, 2.4vw, 21px); line-height: 1.75;
}
.hero-frase b { color: var(--amarillo); font-weight: normal; }
.hero-frase .rojo { color: var(--rojo); }

.hero-datos {
  margin: 52px auto 0; display: flex; justify-content: center;
  gap: 0; flex-wrap: wrap;
}
.hero-datos .dato {
  padding: 10px 34px; border-left: 1px solid var(--linea);
  text-align: center; min-width: 150px;
}
.hero-datos .dato:first-child { border-left: 0; }
.hero-datos .cifra {
  font-family: var(--fd); font-size: 38px; color: var(--amarillo); line-height: 1;
}
.hero-datos .cifra.roja { color: var(--rojo); }
.hero-datos .etiqueta {
  font-family: var(--fm); font-size: 11px; color: var(--gris);
  letter-spacing: .22em; text-transform: uppercase; margin-top: 6px;
}

.hero-cta { margin-top: 54px; display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; }

/* botones */
.btn {
  display: inline-block; text-decoration: none; cursor: pointer;
  font-family: var(--fd); font-size: 19px; letter-spacing: .07em;
  padding: 14px 34px 11px; text-transform: uppercase;
  border: 2px solid var(--amarillo); background: var(--amarillo); color: var(--negro);
  transition: transform .12s ease, background .12s ease;
}
.btn:hover { background: var(--papel); border-color: var(--papel); transform: translateY(-2px); }
.btn.fantasma { background: transparent; color: var(--amarillo); }
.btn.fantasma:hover { background: var(--amarillo); color: var(--negro); transform: translateY(-2px); }
.btn.rojo { background: var(--rojo); border-color: var(--rojo); color: var(--papel); }
.btn.rojo:hover { background: var(--rojo-sello); border-color: var(--rojo-sello); }
.btn[disabled] { opacity: .45; cursor: not-allowed; transform: none; }

/* sello genérico */
.sello {
  display: inline-block;
  font-family: var(--fm); font-weight: bold;
  color: var(--rojo-sello);
  border: 3px double var(--rojo-sello);
  border-radius: 4px;
  padding: 4px 14px;
  letter-spacing: .3em; text-transform: uppercase; font-size: 13px;
  transform: rotate(-7deg);
  opacity: .85;
  mix-blend-mode: multiply;
}
.sello.girado { transform: rotate(5deg); }

/* ---------- documento de papel ---------- */
.papel-doc {
  position: relative;
  background:
    linear-gradient(174deg, rgba(0,0,0,.045) 0%, transparent 30%),
    linear-gradient(2deg, rgba(0,0,0,.06) 0%, transparent 22%),
    var(--papel);
  color: var(--tinta);
  padding: 44px 48px 40px;
  box-shadow: 0 24px 70px rgba(0, 0, 0, .55);
  font-family: var(--ft);
}
.papel-doc.doblado::before { /* marca de pliegue */
  content: ""; position: absolute; left: 0; right: 0; top: 33%;
  height: 1px; background: rgba(27, 25, 22, .14);
}
.papel-doc .cabecera-doc {
  display: flex; justify-content: space-between; align-items: flex-start;
  border-bottom: 2px solid var(--tinta); padding-bottom: 14px; margin-bottom: 22px;
  gap: 14px; flex-wrap: wrap;
}
.papel-doc .cabecera-doc .organismo {
  font-family: var(--fm); font-size: 12px; letter-spacing: .18em;
  text-transform: uppercase; line-height: 1.5;
}
.papel-doc .cabecera-doc .organismo b { font-size: 14px; display: block; }
.papel-doc h3 {
  font-family: var(--fm); font-size: 15px; letter-spacing: .2em;
  text-transform: uppercase; margin: 0 0 16px;
  color: var(--rojo-sello);
}
.papel-doc p { margin: 0 0 1em; line-height: 1.78; font-size: 15.5px; }
.papel-doc .firma {
  margin-top: 26px; padding-top: 14px; border-top: 1px solid rgba(27,25,22,.25);
  font-family: var(--fm); font-size: 12.5px; letter-spacing: .1em;
  display: flex; justify-content: space-between; flex-wrap: wrap; gap: 8px;
  color: #4a453b;
}
.tachado-censura {
  background: var(--tinta); color: var(--tinta);
  padding: 0 .3em; border-radius: 1px; user-select: none;
}

/* clip decorativo */
.clip {
  position: absolute; top: -17px; left: 40px; width: 32px; height: 58px;
  border: 4px solid #9a958a; border-radius: 16px 16px 4px 4px;
  border-bottom: 0; z-index: 3; opacity: .9;
}
.clip::after {
  content: ""; position: absolute; inset: 8px 7px -20px;
  border: 4px solid #b5b0a5; border-radius: 10px 10px 3px 3px; border-bottom: 0;
}

/* ---------- EL CASO ---------- */
#caso .cols { display: grid; grid-template-columns: 1.15fr .85fr; gap: 44px; align-items: start; }
.cronologia { list-style: none; margin: 0; padding: 0; }
.cronologia li {
  display: grid; grid-template-columns: 92px 1fr; gap: 18px;
  padding: 17px 4px; border-bottom: 1px dashed var(--linea);
}
.cronologia .hora {
  font-family: var(--fd); font-size: 24px; color: var(--rojo); line-height: 1.15;
}
.cronologia .hora.amarilla { color: var(--amarillo); }
.cronologia p { margin: 0; font-size: 15px; color: #cfc8b4; }
.cronologia b { color: var(--papel); font-weight: normal; }

/* ---------- QUÉ CONTIENE ---------- */
.rejilla-contenido {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px;
}
.carta-item {
  background: var(--negro-2);
  border: 1px solid var(--linea);
  padding: 26px 24px 22px;
  position: relative;
}
.carta-item::before {
  content: attr(data-num);
  position: absolute; top: 14px; right: 18px;
  font-family: var(--fd); font-size: 46px; color: rgba(242, 183, 5, .13);
  line-height: 1;
}
.carta-item .cifra {
  font-family: var(--fd); font-size: 44px; color: var(--amarillo); line-height: 1;
}
.carta-item h3 {
  font-family: var(--fm); text-transform: uppercase; letter-spacing: .14em;
  font-size: 13px; margin: 12px 0 8px; color: var(--papel);
}
.carta-item p { margin: 0; font-size: 13.5px; color: var(--gris); line-height: 1.65; }
/* tarjetas-enlace del índice (portada) */
a.carta-item.enlace {
  display: block; text-decoration: none; color: inherit;
  transition: border-color .15s ease, transform .15s ease;
}
a.carta-item.enlace:hover { border-color: var(--amarillo); transform: translateY(-3px); }
a.carta-item.enlace h3 { font-family: var(--fd); font-size: 26px; letter-spacing: .03em; margin: 4px 0 10px; }
a.carta-item.enlace .ir {
  display: inline-block; margin-top: 16px;
  font-family: var(--fm); font-size: 11px; letter-spacing: .22em; color: var(--amarillo);
}
a.carta-item.enlace:hover .ir { color: var(--papel); }

/* ---------- CÓMO SE JUEGA ---------- */
.pasos { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
.paso {
  border: 1px solid var(--linea); background: var(--negro-2);
  padding: 30px 26px;
  position: relative; overflow: hidden;
}
.paso .verbo {
  font-family: var(--fd); font-size: 42px; color: var(--papel);
  line-height: 1; margin-bottom: 14px;
}
.paso .verbo::first-letter { color: var(--rojo); }
.paso p { color: #cfc8b4; font-size: 14.5px; margin: 0; }
.paso .num-fase {
  position: absolute; bottom: -26px; right: -6px;
  font-family: var(--fd); font-size: 110px; color: rgba(242,183,5,.07); line-height: 1;
}
.aviso-lapiz {
  margin-top: 26px; font-family: var(--fm); color: var(--gris);
  font-size: 13px; letter-spacing: .06em; text-align: center;
}
.aviso-lapiz b { color: var(--amarillo); font-weight: normal; }

/* ---------- DEMO ---------- */
#demo { background: var(--negro-2); border-top: 1px solid var(--linea); border-bottom: 1px solid var(--linea); }
.demo-pistas { margin: 0 0 30px; }
.demo-pistas .papel-doc { max-width: 780px; }
.demo-pistas ol { margin: 0; padding-left: 22px; }
.demo-pistas li { margin-bottom: 12px; line-height: 1.7; font-size: 15px; }
.demo-pistas li b { background: rgba(242, 183, 5, .28); padding: 0 3px; }

.demo-marcador {
  position: sticky; top: 52px; z-index: 40;
  display: flex; align-items: center; justify-content: space-between; gap: 14px;
  background: var(--negro); border: 1px solid var(--amarillo);
  padding: 12px 20px; margin: 30px 0 22px; flex-wrap: wrap;
}
.demo-marcador .vivos { font-family: var(--fd); font-size: 26px; color: var(--amarillo); }
.demo-marcador .vivos span { color: var(--papel); }
.demo-marcador .acciones { display: flex; gap: 10px; flex-wrap: wrap; }
.demo-marcador .btn { font-size: 15px; padding: 10px 20px 8px; }

.pagina-archivo { margin-bottom: 40px; }
.pagina-archivo .cab-pagina {
  display: flex; justify-content: space-between; align-items: baseline;
  font-family: var(--fm); font-size: 12px; letter-spacing: .26em;
  color: var(--gris); text-transform: uppercase;
  border-bottom: 2px solid var(--amarillo); padding-bottom: 6px; margin-bottom: 14px;
}
.rejilla-fichas {
  display: grid; grid-template-columns: repeat(6, 1fr); gap: 10px;
}
.ficha {
  background: var(--papel); color: var(--tinta);
  padding: 7px 7px 9px; cursor: pointer; position: relative;
  user-select: none;
  transition: transform .1s ease;
  box-shadow: 0 4px 14px rgba(0,0,0,.4);
}
.ficha:hover { transform: translateY(-2px); }
.ficha .foto { aspect-ratio: 3/4; overflow: hidden; background: #ccc5b2; margin-bottom: 6px; }
.ficha .foto img { width: 100%; height: 100%; object-fit: cover; filter: grayscale(1) contrast(1.05); }
.ficha .usuario {
  font-family: var(--fm); font-weight: bold; font-size: 11px;
  border-bottom: 1px solid rgba(27,25,22,.35); padding-bottom: 3px; margin-bottom: 4px;
  word-break: break-all; text-align: center;
}
.ficha .datos { font-family: var(--fm); font-size: 10px; line-height: 1.5; color: #37332b; }
.ficha .datos b { color: var(--tinta); }
.ficha.tachada .foto img { opacity: .55; }
.ficha.tachada::after {
  content: ""; position: absolute; inset: 4px;
  background:
    linear-gradient(to top right, transparent 46%, var(--rojo) 46%, var(--rojo) 54%, transparent 54%),
    linear-gradient(to bottom right, transparent 46%, var(--rojo) 46%, var(--rojo) 54%, transparent 54%);
  opacity: .85; pointer-events: none;
}
.demo-resultado { margin-top: 6px; }
.demo-resultado .panel {
  border-left: 4px solid var(--amarillo); background: var(--negro);
  padding: 18px 22px; font-size: 15px;
}
.demo-resultado .panel.err { border-color: var(--rojo); color: #e8b6ba; }
.demo-resultado .panel.ok { border-color: var(--amarillo); }
.demo-resultado .panel.ok .grande {
  font-family: var(--fd); font-size: 30px; color: var(--amarillo); letter-spacing: .04em;
}

/* ---------- VERIFICADOR ---------- */
#verificador .intro-verificador { max-width: 720px; margin-bottom: 40px; }
.consola {
  background: var(--negro-3);
  border: 1px solid var(--linea);
  padding: 40px;
  display: grid; grid-template-columns: 1fr 1fr; gap: 44px;
}
.consola .entrada h3, .consola .progreso h3 {
  font-family: var(--fm); letter-spacing: .24em; font-size: 13px;
  text-transform: uppercase; color: var(--amarillo); margin: 0 0 18px;
}
.campo-codigo { display: flex; gap: 12px; flex-wrap: wrap; }
.campo-codigo .btn { flex-shrink: 0; }
.campo-codigo input {
  flex: 1; min-width: 0;
  background: var(--negro); border: 2px solid var(--linea); color: var(--papel);
  font-family: var(--fm); font-size: 30px; letter-spacing: .3em;
  padding: 12px 18px; text-align: center;
}
.campo-codigo input:focus { outline: none; border-color: var(--amarillo); }
.nota-codigo { font-size: 12.5px; color: var(--gris); margin-top: 14px; line-height: 1.7; }

.casilleros { display: grid; grid-template-columns: repeat(8, 1fr); gap: 8px; }
.casillero {
  aspect-ratio: 3/4; border: 1px dashed var(--linea);
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  font-family: var(--fm); font-size: 10px; color: var(--gris);
  letter-spacing: .1em; gap: 6px; text-align: center; padding: 4px;
}
.casillero .icono { font-size: 20px; opacity: .5; }
.casillero.lleno { border: 1px solid var(--amarillo); color: var(--amarillo); background: rgba(242,183,5,.06); }
.casillero.lleno .icono { opacity: 1; }
.nota-progreso { font-size: 12px; color: var(--gris); margin-top: 14px; }
.nota-progreso a { color: var(--gris); }

.resultado-papel { margin-top: 46px; }
.resultado-papel .papel-doc { max-width: 820px; margin: 0 auto; }
.resultado-papel .sello-flotante {
  position: absolute; top: 26px; right: 30px; z-index: 2;
}

/* última llave */
.ultima-llave { margin-top: 60px; }
.ultima-llave .caja {
  border: 2px solid var(--rojo);
  background:
    repeating-linear-gradient(-45deg, rgba(193,18,31,.05) 0 18px, transparent 18px 36px),
    var(--negro-3);
  padding: 44px 40px;
  text-align: center;
}
.ultima-llave h3 {
  font-family: var(--fd); font-size: clamp(26px, 4vw, 40px);
  margin: 0 0 10px; color: var(--rojo); letter-spacing: .03em; text-transform: uppercase;
}
.ultima-llave .explica { max-width: 560px; margin: 0 auto 30px; color: #cfc8b4; font-size: 14.5px; }
.ultima-llave.bloqueada .contenido-llave { display: none; }
.ultima-llave:not(.bloqueada) .candado { display: none; }
.ultima-llave .candado {
  font-family: var(--fm); color: var(--gris); font-size: 13px; letter-spacing: .1em;
}
.ultima-llave .candado .icono { font-size: 34px; display: block; margin-bottom: 12px; }
.ultima-llave.bloqueada .caja { border-color: var(--linea); }
.ultima-llave.bloqueada h3 { color: var(--gris); }
.forzar-llave { background: none; border: none; color: var(--gris); cursor: pointer;
  font-family: var(--fm); font-size: 11px; text-decoration: underline; margin-top: 10px; }

.campos-expedientes { display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; margin-bottom: 18px; }
.campos-expedientes input {
  width: 150px; background: var(--negro); border: 2px solid var(--linea);
  color: var(--papel); font-family: var(--fm); font-size: 24px; letter-spacing: .22em;
  padding: 12px 8px; text-align: center;
}
.campos-expedientes input:focus { outline: none; border-color: var(--rojo); }
.campo-email { max-width: 420px; margin: 0 auto 8px; }
.campo-email input {
  width: 100%; background: var(--negro); border: 2px solid var(--linea);
  color: var(--papel); font-family: var(--fm); font-size: 16px;
  padding: 13px 16px; text-align: center;
}
.campo-email input:focus { outline: none; border-color: var(--amarillo); }
.opt-in {
  font-size: 12px; color: var(--gris); line-height: 1.7;
  max-width: 460px; margin: 14px auto 24px;
}
.respuesta-llave { margin-top: 20px; font-size: 15px; min-height: 24px; }
.respuesta-llave.ok { color: var(--amarillo); }
.respuesta-llave.err { color: #e8b6ba; }

/* ---------- COMPRA ---------- */
#comprar .cols { display: grid; grid-template-columns: .8fr 1.2fr; gap: 54px; align-items: center; }
.mini-portada {
  /* parametrizable por caso: --cubierta (fondo) y --tinta-cubierta (texto) */
  --cubierta: var(--amarillo);
  --tinta-cubierta: var(--negro);
  aspect-ratio: 2/3; width: min(340px, 100%); max-width: 340px; margin: 0 auto;
  background: var(--cubierta);
  position: relative; overflow: hidden;
  box-shadow: 18px 24px 0 rgba(193, 18, 31, .18), 0 30px 80px rgba(0,0,0,.6);
  transform: rotate(-1.6deg);
  display: flex; flex-direction: column; justify-content: center; padding: 26px 22px;
}
.mini-portada.roja {
  --cubierta: var(--rojo);
  --tinta-cubierta: #f6ecda;
  box-shadow: 18px 24px 0 rgba(242, 183, 5, .16), 0 30px 80px rgba(0,0,0,.6);
  transform: rotate(1.4deg);
}
.mini-portada.papel {
  --cubierta: var(--papel-2);
  --tinta-cubierta: var(--tinta);
  box-shadow: 18px 24px 0 rgba(193, 18, 31, .14), 0 30px 80px rgba(0,0,0,.6);
  transform: rotate(-0.8deg);
}
/* portada real (imagen de la cubierta del libro) */
.mini-portada.real { padding: 0; background: var(--negro-2); }
.mini-portada.real img {
  position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover;
}

/* ---------- mockup 3D de libro ---------- */
.libro-3d {
  --ancho: 280px;
  --grosor: 46px;
  width: var(--ancho);
  margin: 0 auto;
  perspective: 1500px;
  position: relative;
}
.libro-3d .vol {
  position: relative;
  width: var(--ancho);
  height: calc(var(--ancho) * 1.5);
  transform-style: preserve-3d;
  transform: rotateY(-26deg);
  transition: transform .3s ease;
}
/* la cubierta (cualquier .mini-portada) pasa a ser la cara frontal del volumen */
.libro-3d .vol > .mini-portada {
  position: absolute; inset: 0;
  width: 100%; max-width: none; margin: 0; aspect-ratio: auto;
  transform: translateZ(calc(var(--grosor) / 2));
  box-shadow: none;
  border-radius: 2px 6px 6px 2px;
}
/* canto de páginas (lado derecho) */
.libro-3d .vol::before {
  content: ""; position: absolute; left: 0; top: 1%;
  width: var(--grosor); height: 98%;
  transform: translateX(calc(var(--ancho) - var(--grosor) / 2)) rotateY(90deg);
  background:
    linear-gradient(180deg, rgba(0,0,0,.12) 0%, transparent 6%, transparent 94%, rgba(0,0,0,.18) 100%),
    repeating-linear-gradient(90deg, #efe8d6 0 1px, #d9d0b8 1px 3px, #efe8d6 3px 4px);
  border-radius: 0 3px 3px 0;
}
/* contratapa + volumen trasero */
.libro-3d .vol::after {
  content: ""; position: absolute; inset: 0;
  transform: translateZ(calc(var(--grosor) / -2));
  background: #171310;
  border-radius: 6px 2px 2px 6px;
  box-shadow: 0 0 60px 12px rgba(0, 0, 0, .5);
}
/* sombra en el suelo */
.libro-3d::after {
  content: ""; position: absolute;
  left: 2%; right: -14%; bottom: -30px; height: 40px;
  background: radial-gradient(50% 50% at 50% 50%, rgba(0, 0, 0, .65), transparent 72%);
  filter: blur(9px);
  transform: skewX(-10deg);
  pointer-events: none;
}
.libro-3d.grande { --ancho: 330px; --grosor: 52px; }
@media (max-width: 380px) {
  .libro-3d { --ancho: 236px; }
  .libro-3d.grande { --ancho: 260px; }
}
.mini-portada .franja-mugs {
  position: absolute; top: 0; left: 0; right: 0; height: 17%;
  display: flex; background: #111;
}
.mini-portada .franja-mugs img { flex: 1; object-fit: cover; min-width: 0; filter: grayscale(1) contrast(1.1); }
.mini-portada .titulo {
  font-family: var(--fd); color: var(--tinta-cubierta);
  font-size: clamp(40px, 7vw, 62px); line-height: .95; letter-spacing: .01em;
  margin-top: 22%;
}
.mini-portada .franja-anonima {
  position: absolute; top: 0; left: 0; right: 0; height: 17%;
  background:
    repeating-linear-gradient(90deg, rgba(0,0,0,.55) 0 19.5%, transparent 19.5% 20.5%),
    linear-gradient(#3a352a, #14120e);
}
.mini-portada .interrogante {
  position: absolute; right: 6%; bottom: 4%;
  font-family: var(--fd); font-size: clamp(120px, 16vw, 190px); line-height: 1;
  color: var(--tinta-cubierta); opacity: .16; pointer-events: none;
}
.mini-portada .donde {
  font-family: var(--fd); background: var(--negro); color: var(--papel);
  display: inline-block; align-self: flex-start;
  font-size: 19px; padding: 6px 12px 3px; margin-top: 14px; transform: rotate(-2deg);
}
.mini-portada .donde .lola { color: var(--rojo); }
.mini-portada .missing {
  margin-top: 20px; align-self: flex-end;
  font-family: var(--fm); font-weight: bold; color: var(--rojo-sello);
  border: 3px double var(--rojo-sello); padding: 3px 12px;
  letter-spacing: .3em; transform: rotate(-6deg); font-size: 14px;
}
.mini-portada.roja .missing {
  color: var(--tinta-cubierta); border-color: var(--tinta-cubierta); opacity: .9;
}
.ficha-tecnica { list-style: none; margin: 26px 0 34px; padding: 0; }
.ficha-tecnica li {
  display: grid; grid-template-columns: 170px 1fr; gap: 14px;
  padding: 9px 2px; border-bottom: 1px dashed var(--linea); font-size: 14px;
}
.ficha-tecnica .k { font-family: var(--fm); color: var(--gris); letter-spacing: .12em; text-transform: uppercase; font-size: 11.5px; padding-top: 2px; }
#comprar .nota-disponible { font-family: var(--fm); font-size: 12.5px; color: var(--gris); margin-top: 14px; letter-spacing: .06em; }

/* ---------- ESTANTERÍA DE LA COLECCIÓN (portada general) ---------- */
.estanteria {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 40px;
  align-items: start;
}
.caso-libro { display: block; text-decoration: none; color: inherit; text-align: center; }
a.caso-libro:hover .libro-3d .vol { transform: rotateY(-14deg) translateY(-8px); }
.caso-libro .caso-meta { margin-top: 30px; padding: 0 8px; }
.caso-libro .caso-num {
  font-family: var(--fm); font-size: 11px; letter-spacing: .3em;
  color: var(--gris); text-transform: uppercase; display: block; margin-bottom: 10px;
}
.caso-libro h3 {
  font-family: var(--fd); font-size: 27px; margin: 0 0 10px;
  color: var(--papel); letter-spacing: .02em; text-transform: uppercase; font-weight: normal;
}
.caso-libro p { font-size: 13.5px; color: var(--gris); line-height: 1.65; margin: 0 0 16px; }
.caso-estado {
  display: inline-block;
  font-family: var(--fm); font-size: 11px; letter-spacing: .22em;
  border: 1px dashed var(--linea); color: var(--gris);
  padding: 5px 12px; text-transform: uppercase;
}
.caso-estado.abierto { border: 1px solid var(--amarillo); color: var(--amarillo); }
.caso-libro .ir {
  display: block; margin-top: 16px;
  font-family: var(--fm); font-size: 11px; letter-spacing: .22em; color: var(--amarillo);
}
a.caso-libro:hover .ir { color: var(--papel); }
.caso-libro.proximo .mini-portada { filter: saturate(.9); }
.caso-libro.proximo .caso-meta h3 { color: var(--gris); }
.censura {
  background: currentColor; border-radius: 1px; opacity: .8;
}
.topbar nav a.coleccion { color: var(--amarillo-2); }

@media (max-width: 900px) {
  .estanteria { grid-template-columns: 1fr; gap: 60px; }
}

/* ---------- FOOTER ---------- */
footer {
  border-top: 1px solid var(--linea);
  padding: 46px 0 60px; color: var(--gris); font-size: 12.5px;
}
footer .wrap { display: grid; gap: 18px; }
footer .legal { max-width: 760px; line-height: 1.7; }
footer .fila { display: flex; justify-content: space-between; gap: 20px; flex-wrap: wrap; font-family: var(--fm); letter-spacing: .1em; }

/* ---------- responsive ---------- */
@media (max-width: 900px) {
  .rejilla-contenido, .pasos { grid-template-columns: repeat(2, 1fr); }
  .rejilla-fichas { grid-template-columns: repeat(4, 1fr); }
  #caso .cols, #comprar .cols { grid-template-columns: 1fr; }
  .consola { grid-template-columns: 1fr; }
  .tira-fichados { grid-template-columns: repeat(7, 1fr); }
  .tira-fichados .mug:nth-child(n+6) { display: none; }
  .tira-fichados { grid-template-columns: repeat(5, 1fr); }
}
@media (max-width: 700px) {
  body { background-attachment: scroll; } /* iOS repinta mal los fondos fijos */
}
@media (max-width: 560px) {
  .rejilla-contenido, .pasos { grid-template-columns: 1fr; }
  .rejilla-fichas { grid-template-columns: repeat(3, 1fr); }
  .papel-doc { padding: 30px 22px; }
  .casilleros { grid-template-columns: repeat(4, 1fr); }
  .topbar nav { display: none; }
  .cronologia li { grid-template-columns: 74px 1fr; }
}