/* ==========================================================================
   Arma tu Caja en 3D — Bombore
   ========================================================================== */

:root {
  /* Marca Bombore. El lienzo 3D ahora tiene fondo claro (ver escena.js);
     los paneles flotantes (header, panel de control, etiquetas) se dejan
     como chips oscuros translúcidos a propósito -- es el patrón habitual
     de un HUD de control sobre una escena 3D en vivo, no la "página" en sí. */
  --rojo: #9a0b0a;
  --rojo-brillo: #b8241f;
  --choco-950: #150c08;
  --choco-900: #221309;
  --choco-800: #341b0f;
  --caramelo: #c9962f;
  --caramelo-claro: #d9a02a;
  --crema: #f5e9d8;
  --crema-suave: rgba(245, 233, 216, 0.72);
  --borde-sutil: rgba(245, 233, 216, 0.14);
  --fuente-titulo: "Lemon", "Baloo 2", "Fredoka", cursive;
  --fuente-texto: "Montserrat", "Nunito", sans-serif;
  --ease-pop: cubic-bezier(0.34, 1.56, 0.64, 1);
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  height: 100%;
  overflow: hidden;
  background: var(--choco-950);
  color: var(--crema);
  font-family: var(--fuente-texto);
}

button { font-family: inherit; border: none; cursor: pointer; background: none; color: inherit; }
a { color: inherit; text-decoration: none; }

#lienzo-3d {
  position: fixed;
  inset: 0;
  width: 100%;
  height: 100%;
  display: block;
  touch-action: none;
  cursor: grab;
}

body.agarrando,
body.agarrando #lienzo-3d {
  cursor: grabbing !important;
}

/* --------------------------------- Preloader -------------------------------- */

.preloader-3d {
  position: fixed;
  inset: 0;
  z-index: 500;
  background: var(--choco-950);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 16px;
  transition: opacity 0.6s ease, visibility 0.6s ease;
}

.preloader-3d.oculto { opacity: 0; visibility: hidden; pointer-events: none; }

.preloader-logo img {
  width: 78px;
  height: 78px;
  border-radius: 50%;
  animation: respirar 2s ease-in-out infinite;
}

@keyframes respirar {
  0%, 100% { transform: scale(1); }
  50% { transform: scale(1.06); }
}

.preloader-3d p {
  font-family: var(--fuente-titulo);
  color: var(--caramelo-claro);
}

.preloader-barra {
  width: 180px;
  height: 4px;
  border-radius: 4px;
  background: rgba(245, 233, 216, 0.12);
  overflow: hidden;
}

.preloader-progreso {
  height: 100%;
  width: 0%;
  background: linear-gradient(90deg, var(--rojo), var(--caramelo));
  transition: width 0.3s ease;
}

/* ---------------------------------- Header ---------------------------------- */

.encabezado-3d {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 24px;
  background: linear-gradient(180deg, rgba(21, 12, 8, 0.85), transparent);
  pointer-events: none;
}

.encabezado-3d > * { pointer-events: auto; }

.marca-header-3d {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--fuente-titulo);
  font-size: 1.2rem;
}

.marca-header-3d img {
  width: 38px;
  height: 38px;
  border-radius: 50%;
}

.titulo-3d {
  font-family: var(--fuente-titulo);
  font-size: 1.3rem;
  color: var(--caramelo-claro);
  margin: 0;
  text-align: center;
}

.volver-3d {
  font-weight: 700;
  font-size: 0.9rem;
  color: var(--crema-suave);
  border: 1px solid var(--borde-sutil);
  padding: 8px 16px;
  border-radius: 999px;
  transition: all 0.2s ease;
  white-space: nowrap;
}

.volver-3d:hover {
  background: var(--crema);
  color: var(--choco-950);
}

@media (max-width: 700px) {
  .titulo-3d { display: none; }
}

/* ------------------------------- Etiquetas 3D -------------------------------- */

#capa-etiquetas {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 20;
}

.etiqueta-sabor {
  position: absolute;
  transform: translate(-50%, -100%);
  background: rgba(21, 12, 8, 0.78);
  border: 1px solid var(--borde-sutil);
  color: var(--crema);
  font-size: 0.72rem;
  font-weight: 800;
  padding: 4px 10px;
  border-radius: 999px;
  white-space: nowrap;
  backdrop-filter: blur(4px);
}

/* ------------------------------- Ayuda flotante ------------------------------- */

.ayuda-flotante {
  position: fixed;
  top: 84px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 90;
  background: rgba(21, 12, 8, 0.7);
  border: 1px solid var(--borde-sutil);
  backdrop-filter: blur(6px);
  padding: 10px 20px;
  border-radius: 999px;
  font-size: 0.88rem;
  color: var(--crema-suave);
  transition: opacity 0.4s ease;
}

.ayuda-flotante.oculta { opacity: 0; pointer-events: none; }

/* --------------------------------- Panel caja --------------------------------- */

.panel-caja {
  position: fixed;
  left: 50%;
  bottom: 14px;
  transform: translateX(-50%);
  z-index: 100;
  width: min(680px, 94vw);
  background: rgba(34, 19, 9, 0.88);
  border: 1px solid rgba(201, 150, 47, 0.22);
  backdrop-filter: blur(10px);
  border-radius: 22px;
  padding: 14px 22px;
  display: grid;
  gap: 9px;
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.5);
}

.campo-form-3d input { padding: 9px 16px; }

.fila-tamanos {
  display: flex;
  gap: 10px;
}

.tamano-btn-3d {
  flex: 1;
  padding: 7px;
  border-radius: 14px;
  border: 2px solid var(--borde-sutil);
  color: var(--crema-suave);
  font-family: var(--fuente-titulo);
  font-size: 1.05rem;
  text-align: center;
  transition: all 0.2s ease;
}

.tamano-btn-3d span {
  display: block;
  font-family: var(--fuente-texto);
  font-size: 0.62rem;
  font-weight: 700;
  color: var(--crema-suave);
}

.tamano-btn-3d.activo {
  border-color: var(--rojo);
  background: rgba(154, 11, 10, 0.18);
  color: var(--crema);
}

.progreso-barra-3d {
  width: 100%;
  height: 7px;
  border-radius: 8px;
  background: rgba(245, 233, 216, 0.1);
  overflow: hidden;
  margin-bottom: 6px;
}

.progreso-relleno-3d {
  height: 100%;
  width: 0%;
  background: linear-gradient(90deg, var(--rojo), var(--caramelo));
  transition: width 0.35s var(--ease-pop);
}

#contador-3d {
  font-family: var(--fuente-titulo);
  color: var(--caramelo-claro);
  font-size: 0.9rem;
}

.campo-form-3d input {
  width: 100%;
  padding: 11px 16px;
  border-radius: 12px;
  border: 2px solid var(--borde-sutil);
  background: var(--choco-950);
  color: var(--crema);
  font-family: inherit;
  font-size: 0.92rem;
}

.campo-form-3d input::placeholder { color: var(--crema-suave); }
.campo-form-3d input:focus { outline: none; border-color: var(--rojo); }

.fila-final-3d {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
}

.precio-3d {
  font-family: var(--fuente-titulo);
  font-size: 1.3rem;
  color: var(--rojo-brillo);
}

.botones-final-3d {
  display: flex;
  gap: 10px;
  align-items: center;
}

.boton-vaciar-3d {
  font-size: 0.82rem;
  color: var(--crema-suave);
  padding: 10px 12px;
  border-radius: 999px;
  border: 1px solid var(--borde-sutil);
  transition: all 0.2s ease;
}

.boton-vaciar-3d:hover { border-color: var(--rojo-brillo); color: var(--rojo-brillo); }

.boton-agregar-3d {
  background: var(--rojo);
  color: white;
  font-weight: 800;
  font-family: var(--fuente-titulo);
  padding: 13px 22px;
  border-radius: 999px;
  font-size: 0.95rem;
  box-shadow: 0 8px 20px rgba(154, 11, 10, 0.4);
  transition: transform 0.25s var(--ease-pop), opacity 0.25s;
}

.boton-agregar-3d:hover { transform: translateY(-2px); }

.boton-agregar-3d:disabled {
  opacity: 0.4;
  cursor: not-allowed;
  transform: none;
}

@media (max-width: 640px) {
  .panel-caja { padding: 16px 18px; bottom: 10px; }
  .fila-final-3d { justify-content: center; text-align: center; }
}

/* --------------------------------- Modal éxito -------------------------------- */

.modal-exito-3d {
  position: fixed;
  inset: 0;
  z-index: 300;
  background: rgba(0, 0, 0, 0.7);
  backdrop-filter: blur(6px);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease;
  padding: 20px;
}

.modal-exito-3d.abierto { opacity: 1; pointer-events: auto; }

.tarjeta-exito-3d {
  background: var(--choco-900);
  border: 1px solid rgba(201, 150, 47, 0.25);
  border-radius: 26px;
  padding: 40px 34px;
  max-width: 420px;
  text-align: center;
  transform: scale(0.9);
  transition: transform 0.35s var(--ease-pop);
}

.modal-exito-3d.abierto .tarjeta-exito-3d { transform: scale(1); }

.icono-exito-3d { font-size: 3rem; display: block; margin-bottom: 10px; }

.tarjeta-exito-3d h2 {
  font-family: var(--fuente-titulo);
  color: var(--crema);
  margin: 0 0 10px;
}

.tarjeta-exito-3d p {
  color: var(--crema-suave);
  margin: 0 0 24px;
  line-height: 1.5;
}

.botones-exito-3d {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.boton-primario-3d {
  background: var(--rojo);
  color: white;
  font-weight: 800;
  font-family: var(--fuente-titulo);
  padding: 13px 22px;
  border-radius: 999px;
  transition: transform 0.25s var(--ease-pop);
}

.boton-primario-3d:hover { transform: translateY(-2px); }

.boton-secundario-3d {
  border: 2px solid var(--crema-suave);
  color: var(--crema);
  font-weight: 800;
  font-family: var(--fuente-titulo);
  padding: 11px 22px;
  border-radius: 999px;
}