/* ============================================================
   IGNIT — PRODUCT PAGES
   Diseño premium para páginas de producto individual.
   ============================================================ */

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html,
body {
  background: var(--bg-primary);
}

body {
  color: var(--text-primary);
  overflow-x: hidden;
  transition: opacity var(--t-fast);
}

body.fade-out {
  opacity: 0;
}


/* ============================================================
   HERO PRODUCTO
   ============================================================ */

.hero-product {
  display: flex;
  align-items: flex-start;
  justify-content: center;
  padding-top: 176px;
  position: relative;
  background: var(--bg-primary);
  overflow: hidden;
}

.hero-product::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 55%;
  background: radial-gradient(ellipse at 30% 0%, rgba(16,16,16,0.8) 0%, transparent 70%);
  pointer-events: none;
  z-index: 0;
}

/* Grietas de lava — mismo motivo visual del hero de la home, muy tenue,
   para que la ficha de producto no se sienta desconectada del resto del
   sitio. */
.hero-product::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(112deg, transparent 34%, var(--ignit-red-12) 34.6%, var(--ignit-red-12) 35%, transparent 35.6%),
    linear-gradient(160deg, transparent 62%, var(--ignit-red-05) 62.6%, var(--ignit-red-05) 63%, transparent 63.6%);
  pointer-events: none;
  z-index: 0;
}

/* Halo — presenta la foto del producto como una pieza en vitrina, en vez
   de flotar sobre negro plano. */
.product-image::before {
  content: "";
  position: absolute;
  inset: -10%;
  background: radial-gradient(circle at 50% 40%, var(--ignit-red-20) 0%, transparent 65%);
  z-index: -1;
  pointer-events: none;
}

/* ETIQUETA DE ORIGEN — resumen visual de la conexión del producto con su
   nombre/origen volcánico, antes de la descripción larga. */
.origin-badge {
  display: flex;
  gap: var(--sp-3);
  align-items: flex-start;
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-left: 2px solid var(--ignit-red);
  border-radius: var(--radius-md);
  padding: var(--sp-4);
  margin-top: var(--sp-6);
  max-width: 420px;
}

.origin-badge-icon {
  font-size: var(--text-base);
  line-height: 1;
  margin-top: 2px;
  flex-shrink: 0;
}

.origin-badge p {
  font-size: var(--text-xs);
  line-height: 1.6;
  color: var(--text-muted);
  margin: 0;
}

.origin-badge strong {
  color: var(--text-secondary);
  font-weight: 600;
}

@media (max-width: 760px) {
  .origin-badge {
    max-width: 100%;
  }
}

.hero-content {
  max-width: 1280px;
  width: 100%;
  display: grid;
  grid-template-columns: min(580px, 52%) 1fr;
  grid-template-rows: auto auto;
  grid-template-areas: "img info" "img secure";
  column-gap: var(--sp-12);
  row-gap: var(--sp-7);
  align-items: start;
  padding: var(--sp-10) var(--sp-9) var(--sp-13);
  position: relative;
  z-index: 1;
}


/* ============================================================
   IMAGEN
   ============================================================ */

.product-image {
  grid-area: img;
  position: relative;
  z-index: 2;
  align-self: start;
}

.hero-product .main-image {
  width: 100%;
  height: auto;
  display: block;
  border-radius: var(--radius-xl);
  filter: drop-shadow(0 40px 80px rgba(0, 0, 0, 0.75));
  transition: transform 0.65s cubic-bezier(0.22, 1, 0.36, 1), opacity var(--t-fast);
}

.hero-product .main-image:hover {
  transform: scale(1.02) translateY(-4px);
}

/* MINIATURAS */
.thumbnails {
  display: flex;
  gap: var(--sp-3);
  overflow-x: auto;
  padding: var(--sp-5) 0 0;
  margin-top: var(--sp-5);
  scrollbar-width: none;
  -ms-overflow-style: none;
}

.thumbnails::-webkit-scrollbar {
  display: none;
}

.thumbnail {
  flex-shrink: 0;
  width: 80px;
  height: 80px;
  border-radius: var(--radius-md);
  overflow: hidden;
  cursor: pointer;
  border: 1.5px solid transparent;
  background: var(--bg-secondary);
  transition: border-color var(--t-fast), opacity var(--t-fast), transform var(--t-fast);
  opacity: 0.5;
}

.thumbnail:hover {
  opacity: 0.85;
  transform: translateY(-2px);
}

.thumbnail.active {
  opacity: 1;
  border-color: var(--ignit-red);
}

.thumbnail img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}


/* ============================================================
   INFO DEL PRODUCTO
   ============================================================ */

.info {
  grid-area: info;
  position: relative;
  z-index: 3;
  padding-top: var(--sp-2);
}

.info::before {
  content: "IGNIT";
  display: block;
  font-size: var(--text-xs);
  letter-spacing: 6px;
  color: var(--ignit-red);
  font-weight: 600;
  text-transform: uppercase;
  margin-bottom: var(--sp-5);
  opacity: 1;
}

h1 {
  font-size: var(--text-3xl);
  letter-spacing: 3px;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--text-primary);
  line-height: 1.1;
}

.desc {
  margin-top: var(--sp-7);
  color: var(--text-secondary);
  line-height: 1.9;
  font-size: var(--text-sm);
  opacity: 1;
  max-width: 420px;
}

/* PRECIO */
.price {
  margin-top: var(--sp-7);
  font-size: var(--text-2xl);
  color: var(--text-primary);
  font-weight: 700;
  letter-spacing: 1px;
  display: flex;
  align-items: baseline;
  gap: var(--sp-3);
}

.price-old {
  font-size: var(--text-lg);
  font-weight: 500;
  color: var(--text-muted);
  text-decoration: line-through;
}

.price-sale {
  color: var(--ignit-red);
}

/* CONTADOR DE VISITAS */
.visit-counter {
  margin-top: var(--sp-3);
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: var(--text-xs);
  letter-spacing: 0.3px;
  color: var(--text-secondary);
}

.visit-counter .flame-icon {
  color: var(--ignit-red);
  flex-shrink: 0;
}

.visit-counter .visit-count-num {
  color: var(--text-primary);
  font-weight: 700;
}

/* BENEFICIOS */
.benefits {
  margin-top: var(--sp-6);
  display: flex;
  flex-direction: column;
  gap: var(--sp-2);
  padding: var(--sp-4) var(--sp-5);
  background: var(--bg-glass);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
}

.benefits p {
  font-size: var(--text-xs);
  letter-spacing: 1px;
  color: var(--text-secondary);
  opacity: 1;
  margin: 0;
  line-height: 1.5;
}


/* ============================================================
   TALLAS
   ============================================================ */

.sizes {
  margin-top: var(--sp-9);
  margin-bottom: var(--sp-3);
  display: flex;
  flex-wrap: wrap;
  gap: var(--sp-2);
}

.sizes button {
  all: unset;
  box-sizing: border-box;
  border: 1px solid var(--border);
  padding: var(--sp-3) var(--sp-5);
  border-radius: var(--radius-full);
  cursor: pointer;
  background: transparent;
  font-family: inherit;
  font-size: var(--text-xs);
  letter-spacing: 2px;
  font-weight: 600;
  color: var(--text-muted);
  text-align: center;
  transition:
    border-color var(--t-fast),
    color var(--t-fast),
    background var(--t-fast),
    transform var(--t-fast);
}

.sizes button:hover {
  border-color: var(--border-strong);
  color: var(--text-primary);
  transform: translateY(-1px);
}

.sizes button.active {
  background: var(--ignit-red);
  color: var(--text-primary);
  border-color: var(--ignit-red);
  transform: scale(1.04);
}

/* Talla sin stock */
.sizes button.sold-out {
  color: var(--text-muted);
  border-color: var(--border-subtle);
  text-decoration: line-through;
  cursor: not-allowed;
  opacity: 0.4;
  pointer-events: none;
}

.sizes button.sold-out:hover {
  border-color: var(--border-subtle);
  color: var(--text-muted);
  transform: none;
}

/* ============================================================
   PRODUCTO AGOTADO (todas las tallas sin stock)
   ============================================================ */

.stock.sold-out-label {
  color: var(--text-muted);
}

.btn-cart.sold-out-disabled,
.btn-buy.sold-out-disabled {
  opacity: 0.4;
  cursor: not-allowed;
  pointer-events: none;
}

.btn-buy.sold-out-disabled {
  background: var(--bg-secondary);
  box-shadow: none;
}


/* ============================================================
   BOTONES CTA
   ============================================================ */

.btn-cart,
.btn-buy {
  width: 100%;
  padding: var(--sp-4) var(--sp-5);
  border-radius: var(--radius-md);
  font-size: var(--text-xs);
  letter-spacing: 3px;
  text-transform: uppercase;
  cursor: pointer;
  transition: all var(--t-fast);
  font-family: var(--font-brand);
  font-weight: 700;
  margin-top: var(--sp-4);
}

/* Primario */
.btn-buy {
  background: var(--ignit-red);
  color: var(--text-primary);
  border: 1px solid transparent;
  box-shadow: var(--shadow-btn);
}

.btn-buy:hover {
  background: var(--ignit-red-hov);
  transform: translateY(-2px);
  box-shadow: var(--shadow-btn-hov);
}

/* Secundario — ghost */
.btn-cart {
  background: transparent;
  border: 1px solid var(--border-strong);
  color: var(--text-secondary);
  box-shadow: none;
  margin-top: var(--sp-3);
}

.btn-cart:hover {
  background: var(--text-primary);
  color: var(--bg-primary);
  border-color: var(--text-primary);
  transform: none;
  box-shadow: none;
}

.btn-buy:active,
.btn-cart:active {
  transform: scale(0.97);
}

.btn-cart.loading,
.btn-buy.loading {
  opacity: 0.5;
  pointer-events: none;
}

/* ❤️ FAVORITOS */
.wishlist-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--sp-2);
  width: 100%;
  padding: var(--sp-3) var(--sp-5);
  margin-top: var(--sp-3);
  border-radius: var(--radius-md);
  border: 1px solid var(--border);
  background: transparent;
  color: var(--text-muted);
  font-size: var(--text-xs);
  letter-spacing: 2px;
  text-transform: uppercase;
  font-weight: 600;
  font-family: var(--font-brand);
  cursor: pointer;
  box-shadow: none;
  outline: none;
  transition: border-color var(--t-fast), color var(--t-fast);
}

.wishlist-btn:hover {
  border-color: var(--border-strong);
  color: var(--text-secondary);
  box-shadow: none;
}

/* Separado del :hover — reusar --border-strong (blanco al 15%) como único
   indicador de foco era casi imperceptible sobre fondo oscuro (WCAG 2.4.7).
   Un contorno rojo de marca sí se distingue con navegación por teclado. */
.wishlist-btn:focus-visible {
  border-color: var(--border-strong);
  color: var(--text-secondary);
  box-shadow: none;
  outline: 2px solid var(--ignit-red);
  outline-offset: 2px;
}

.wishlist-btn-icon {
  flex-shrink: 0;
  transition: fill var(--t-fast), color var(--t-fast), transform var(--t-fast);
}

.wishlist-btn.active {
  border-color: var(--border-red);
  color: var(--ignit-red);
}

.wishlist-btn.active .wishlist-btn-icon {
  fill: var(--ignit-red);
  color: var(--ignit-red);
}

.wishlist-btn:active .wishlist-btn-icon {
  transform: scale(0.9);
}

.wishlist-btn:disabled {
  opacity: 0.6;
  pointer-events: none;
}

/* Info adicional */
.stock {
  margin-top: var(--sp-6);
  font-size: var(--text-xs);
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--ignit-red);
  font-weight: 600;
  text-shadow: none;
  opacity: 1;
}

.product-shipping {
  margin-top: var(--sp-3);
  font-size: var(--text-xs);
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--text-muted);
  font-weight: 400;
  text-shadow: none;
  opacity: 1;
}

/* Aviso de que IGNIT envía desde Canarias — se oculta con JS (cart.js) si
   el cliente confirma que compra desde Canarias, donde no aplica. */
.product-customs-notice {
  margin-top: var(--sp-2);
  font-size: 11px;
  line-height: 1.5;
  letter-spacing: 0.2px;
  text-transform: none;
  color: var(--text-muted);
  font-weight: 400;
  text-shadow: none;
  opacity: 0.85;
}

.product-customs-notice a {
  color: var(--text-secondary);
  text-decoration: underline;
  text-underline-offset: 2px;
}


/* ============================================================
   PAGO SEGURO
   ============================================================ */

.secure-block {
  grid-area: secure;
  margin-top: 0;
  padding-top: var(--sp-6);
  border-top: 1px solid var(--border-subtle);
}

.secure-text {
  font-size: var(--text-xs);
  letter-spacing: 2px;
  text-align: center;
  color: var(--text-muted);
  margin-top: 0;
  opacity: 1;
  text-transform: uppercase;
}

.payments {
  display: flex;
  gap: var(--sp-4);
  margin-top: var(--sp-4);
  justify-content: center;
  align-items: center;
  flex-wrap: wrap;
}

.payments img {
  height: 22px;
  width: 22px;
  object-fit: contain;
  filter: grayscale(1) brightness(1.8);
  opacity: 0.4;
  transition: opacity var(--t-fast), filter var(--t-fast);
}

.payments img:hover {
  opacity: 0.9;
  filter: grayscale(0) brightness(1);
}


/* ============================================================
   PRODUCTOS RELACIONADOS
   ============================================================ */

.related-products {
  max-width: 1200px;
  margin: var(--sp-9) auto var(--sp-10);
  padding: 0 var(--sp-8);
}

.related-title {
  font-size: var(--text-xs);
  letter-spacing: 6px;
  text-transform: uppercase;
  color: var(--text-muted);
  font-weight: 400;
  margin-bottom: var(--sp-8);
  display: flex;
  align-items: center;
  gap: var(--sp-4);
  background: none;
  border: none;
  box-shadow: none;
  border-radius: 0;
  padding: 0;
  text-align: left;
  display: inline-flex;
}

.related-title::before {
  content: "";
  display: block;
  width: 24px;
  height: 1px;
  background: var(--ignit-red);
  flex-shrink: 0;
}

.related-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--sp-5);
}

/* TARJETA RELACIONADA — editorial full-image (mismo estilo que product cards del index) */
.related-card {
  display: block;
  position: relative;
  aspect-ratio: 3 / 4;
  overflow: hidden;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
  text-decoration: none;
  color: var(--text-primary);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.35);
  transition:
    transform 0.45s cubic-bezier(0.22, 1, 0.36, 1),
    box-shadow 0.45s cubic-bezier(0.22, 1, 0.36, 1),
    border-color var(--t-fast);
}

.related-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 24px 60px rgba(0, 0, 0, 0.6), 0 0 0 1px rgba(255, 255, 255, 0.08);
  border-color: rgba(255, 255, 255, 0.08);
}

.related-card img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  transition: transform 0.65s cubic-bezier(0.22, 1, 0.36, 1);
  display: block;
  padding: 0;
  background: none;
  box-shadow: none;
}

.related-card:hover img {
  transform: scale(1.05);
}

/* Info overlay */
.related-card-info {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: var(--sp-11) var(--sp-4) var(--sp-4);
  background: linear-gradient(
    to top,
    rgba(0, 0, 0, 0.92) 0%,
    rgba(0, 0, 0, 0.6) 40%,
    transparent 80%
  );
  z-index: 2;
  display: flex;
  flex-direction: column;
  gap: var(--sp-1);
}

.related-card p {
  font-size: var(--text-xs);
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--text-primary);
  font-weight: 700;
  margin: 0;
  opacity: 1;
  line-height: 1;
  padding: 0;
  display: block;
  text-align: left;
}

.related-card span {
  font-size: var(--text-xs);
  color: rgba(255, 255, 255, 0.65);
  font-weight: 600;
  display: block;
  padding: 0;
  margin-bottom: 0;
  opacity: 1;
  letter-spacing: 1px;
}

.related-card .related-card-rating {
  display: flex;
  align-items: center;
  gap: var(--sp-1);
  color: var(--ignit-red);
  font-size: var(--text-xs);
  letter-spacing: 0;
}

.related-card .related-card-rating-count {
  color: rgba(255, 255, 255, 0.5);
}

/* Remove VER button inside related cards (card entero es clickable) */
.related-card .add-btn {
  display: none;
}

/* Footer y reveal gestionados por styles.css */

@keyframes bump {
  0%, 100% { transform: scale(1); }
  50%       { transform: scale(1.3); }
}


/* ============================================================
   MOBILE
   ============================================================ */

@media (max-width: 768px) {

  .hero-product {
    padding-top: calc(var(--sp-11) + 36px);
  }

  .hero-content {
    display: flex;
    flex-direction: column;
    gap: var(--sp-6);
    padding: var(--sp-5) var(--sp-5) var(--sp-11);
    align-items: stretch;
  }

  .product-image {
    grid-area: unset;
    grid-row: unset;
    width: 100%;
  }

  .info {
    grid-area: unset;
    max-width: 100%;
    text-align: center;
    padding-top: 0;
  }

  .secure-block {
    grid-area: unset;
    margin-top: 0;
  }

  .hero-product .main-image {
    height: auto;
    border-radius: var(--radius-lg);
    filter: drop-shadow(0 20px 40px rgba(0,0,0,0.8));
    transform: none !important;
    transition: none !important;
  }

  .hero-product .main-image:hover {
    transform: none !important;
  }

  .thumbnails {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    overflow-x: hidden;
    margin-top: var(--sp-4);
    gap: var(--sp-3);
    padding: 0;
  }

  .thumbnail {
    width: 100%;
    height: auto;
    aspect-ratio: 1 / 1;
    flex-shrink: unset;
  }

  h1 {
    font-size: var(--text-2xl);
    letter-spacing: 2px;
  }

  .desc {
    max-width: 100%;
    font-size: var(--text-sm);
    margin-top: var(--sp-5);
  }

  .price {
    font-size: var(--text-xl);
    margin-top: var(--sp-5);
  }

  .benefits {
    text-align: left;
    margin-top: var(--sp-5);
  }

  .sizes {
    justify-content: center;
    margin-top: var(--sp-7);
  }

  .btn-cart,
  .btn-buy {
    padding: var(--sp-4) var(--sp-5);
    margin-top: var(--sp-4);
  }

  .btn-cart {
    margin-top: var(--sp-3);
  }

  /* RELATED */
  .related-products {
    padding: 0 var(--sp-5);
    margin-bottom: var(--sp-9);
  }

  .related-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--sp-3);
  }

  .related-card img {
    padding: 0;
  }

  @keyframes shake {
    0%, 100% { transform: translateX(0); }
    25%       { transform: translateX(-3px); }
    75%       { transform: translateX(3px); }
  }

  .cart-icon.shake {
    animation: shake 0.4s ease;
  }
}