:root {
  --negro: #030204;
  --ambar: #f2cf7a;
  --papel: #efe3c8;
  --tinta: #1b1410;
  --carmesi: #4a0d1a;
  --carmesi-oscuro: #250610;
  --humo: #9a8f80;
  --display: "Playfair Display", Georgia, "Times New Roman", serif;
  --texto: "Source Sans 3", system-ui, -apple-system, "Segoe UI", sans-serif;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  height: 100%;
  background: var(--negro);
  color: var(--papel);
  font-family: var(--texto);
  overflow: hidden;
}

button { font: inherit; cursor: pointer; }

#escena {
  position: fixed;
  inset: 0;
  width: 100%;
  height: 100%;
  display: block;
}

/* Capas a pantalla completa */
.capa {
  position: fixed;
  inset: 0;
  display: grid;
  place-items: center;
  padding: 24px;
  z-index: 10;
}

.capa[hidden] { display: none; }

/* Pantalla negra de inicio */
#inicio {
  background: var(--negro);
  transition: opacity 1.2s ease;
}

#inicio.apagando { opacity: 0; pointer-events: none; }

#btn-inicio {
  background: none;
  border: 0;
  color: var(--humo);
  font-family: var(--display);
  font-style: italic;
  font-size: clamp(1.1rem, 2.5vw, 1.5rem);
  letter-spacing: 0.02em;
  padding: 12px 8px 14px;
  border-bottom: 1px solid rgba(154, 143, 128, 0.35);
  transition: color 0.4s, border-color 0.4s;
}

#btn-inicio:disabled { cursor: wait; opacity: 0.55; }

#btn-inicio:not(:disabled):hover,
#btn-inicio:not(:disabled):focus-visible {
  color: var(--ambar);
  border-color: var(--ambar);
  outline: none;
}

/* Tarjeta: entrada de teatro en papel crema */
.tarjeta {
  position: fixed;
  z-index: 5;
  width: min(280px, calc(100vw - 32px));
  padding: 18px 20px 16px;
  background: var(--papel);
  color: var(--tinta);
  border: 1px solid var(--tinta);
  box-shadow:
    inset 0 0 0 4px var(--papel),
    inset 0 0 0 5px var(--tinta),
    0 18px 40px rgba(0, 0, 0, 0.7);
  transform-origin: 0 100%;
  transform: rotate(-2deg) scale(0.6);
  opacity: 0;
  transition: transform 0.45s cubic-bezier(0.2, 1.4, 0.4, 1), opacity 0.3s;
  pointer-events: none;
}

.tarjeta[hidden] { display: none; }

.tarjeta.visible {
  transform: rotate(-2deg) scale(1);
  opacity: 1;
  pointer-events: auto;
}

/* En pantallas estrechas la tarjeta se ancla abajo, centrada */
.tarjeta.anclada {
  left: 50% !important;
  top: auto !important;
  bottom: 96px;
  transform-origin: 50% 100%;
  transform: translateX(-50%) rotate(-1.5deg) scale(0.6);
}

.tarjeta.anclada.visible {
  transform: translateX(-50%) rotate(-1.5deg) scale(1);
}

.tarjeta-icono {
  width: 52px;
  height: 52px;
  margin-bottom: 10px;
  font-size: 40px;
  line-height: 52px;
  text-align: center;
}

.tarjeta-icono img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  border-radius: 12px;
}

.tarjeta-nombre {
  margin: 0;
  font-family: var(--display);
  font-weight: 700;
  font-size: 1.35rem;
  line-height: 1.15;
}

.tarjeta-tipo {
  margin: 2px 0 10px;
  font-family: var(--display);
  font-style: italic;
  font-size: 0.95rem;
  color: #5c4d3f;
}

.tarjeta-tipo:empty { display: none; }

.tarjeta-desc {
  margin: 0 0 10px;
  font-size: 0.95rem;
  line-height: 1.4;
}

.tarjeta-meta {
  margin: 0 0 12px;
  font-size: 0.85rem;
  color: #5c4d3f;
}

.tarjeta-meta:empty { display: none; }

.tarjeta-abrir {
  display: inline-block;
  padding: 8px 18px;
  background: var(--tinta);
  color: var(--papel);
  text-decoration: none;
  font-weight: 600;
  letter-spacing: 0.01em;
}

.tarjeta-abrir:hover, .tarjeta-abrir:focus-visible {
  background: var(--carmesi);
  outline: none;
}

/* HUD inferior */
#hud {
  position: fixed;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 6;
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: end;
  gap: 8px;
  padding: 16px 20px calc(16px + env(safe-area-inset-bottom));
  pointer-events: none;
}

#hud[hidden] { display: none; }

#puntos {
  grid-column: 1 / -1;
  justify-self: center;
  display: flex;
  gap: 10px;
  margin: 0;
  padding: 0;
  list-style: none;
  pointer-events: auto;
}

#puntos button {
  width: 10px;
  height: 10px;
  padding: 0;
  border: 1px solid var(--humo);
  border-radius: 50%;
  background: transparent;
  transition: background 0.3s, border-color 0.3s;
}

#puntos li.activo button {
  background: var(--ambar);
  border-color: var(--ambar);
  box-shadow: 0 0 10px rgba(242, 207, 122, 0.6);
}

#puntos li.visto button { background: var(--humo); }

#pista {
  margin: 0;
  font-size: 0.85rem;
  color: var(--humo);
  opacity: 0;
  transition: opacity 0.6s;
}

#pista.visible { opacity: 0.8; }

#btn-sonido {
  pointer-events: auto;
  background: none;
  border: 0;
  padding: 6px;
  color: var(--humo);
}

#btn-sonido:hover, #btn-sonido:focus-visible { color: var(--ambar); outline: none; }

#btn-sonido .tachado { display: none; }
#btn-sonido[aria-pressed="false"] .ondas { display: none; }
#btn-sonido[aria-pressed="false"] .tachado { display: block; }

.visualmente-oculto {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
}

/* Telón final: pliegues carmesí */
#final, #sin-webgl {
  background-color: var(--carmesi-oscuro);
  background-image:
    linear-gradient(180deg, rgba(0,0,0,0.55), rgba(0,0,0,0.15) 40%, rgba(0,0,0,0.6)),
    repeating-linear-gradient(90deg, var(--carmesi) 0 48px, var(--carmesi-oscuro) 48px 96px);
  opacity: 0;
  transition: opacity 1.4s ease;
}

#final.visible, #sin-webgl.visible { opacity: 1; }

.final-contenido {
  max-width: 520px;
  text-align: center;
}

.final-contenido h1 {
  margin: 0 0 8px;
  font-family: var(--display);
  font-weight: 500;
  font-size: clamp(2rem, 6vw, 3.2rem);
  color: var(--ambar);
}

.final-contenido p {
  margin: 0 0 28px;
  color: rgba(239, 227, 200, 0.8);
  line-height: 1.5;
}

#enlaces, #enlaces-simple {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 12px;
  margin-bottom: 32px;
}

#enlaces a, #enlaces-simple a, #lista-simple a {
  display: inline-block;
  padding: 10px 20px;
  background: var(--papel);
  color: var(--tinta);
  text-decoration: none;
  font-weight: 600;
  box-shadow: inset 0 0 0 3px var(--papel), inset 0 0 0 4px var(--tinta);
}

#enlaces a:hover, #enlaces a:focus-visible,
#enlaces-simple a:hover, #enlaces-simple a:focus-visible,
#lista-simple a:hover, #lista-simple a:focus-visible {
  background: var(--ambar);
  outline: none;
}

#btn-repetir {
  background: none;
  border: 0;
  border-bottom: 1px solid var(--humo);
  color: var(--humo);
  font-family: var(--display);
  font-style: italic;
  font-size: 1.05rem;
  padding: 6px 4px;
}

#btn-repetir:hover, #btn-repetir:focus-visible { color: var(--ambar); border-color: var(--ambar); outline: none; }

#lista-simple {
  list-style: none;
  padding: 0;
  margin: 0 0 28px;
  display: grid;
  gap: 10px;
}

#lista-simple li span { display: block; margin-top: 6px; color: rgba(239, 227, 200, 0.8); font-size: 0.95rem; }

@media (prefers-reduced-motion: reduce) {
  .tarjeta, #inicio, #final, #sin-webgl, #pista, #puntos button { transition: none; }
}