/* =========================================
   DETALLE DE PRODUCTO — estilo consistente
   ========================================= */

/* ===== Fondo y contenedor ===== */
.product-bg{
  background:
    radial-gradient(1200px 600px at 20% -10%, rgba(34,211,238,.12), transparent 60%),
    radial-gradient(900px 480px at 110% 0%, rgba(99,102,241,.10), transparent 55%),
    #0a0d12;
  min-height: 100vh;
  color:#e5e7eb;
}
.product-wrap{
  width:min(1100px,92%);
  margin:2rem auto 3rem;
}

/* ===== Migas ===== */
.crumbs{
  font-size:.9rem; color:#a3b2c7; margin-bottom:.75rem;
}
.crumbs a{ color:var(--secundario,#22d3ee); text-decoration:none; }
.crumbs a:hover{ text-decoration:underline; }

/* ===== Grid principal ===== */
.product-grid{
  display:grid; gap:1.25rem;
  grid-template-columns: 1.25fr .9fr;
  align-items:start;
}
@media (max-width: 980px){
  .product-grid{ grid-template-columns:1fr; }
}

/* =========================================
   MEDIA (carrusel + adaptable)
   ========================================= */
.product-media{
  background:#0d1117;
  border:1px solid #1f2630;
  border-radius:16px;
  overflow:hidden;
  box-shadow:0 14px 36px rgba(0,0,0,.28);
  --media-ar: 4/3; /* ratio por defecto mientras carga */
  position:relative;
  transition: transform .2s ease;
  isolation: isolate;
}
.product-media:hover{ transform: translateY(-2px); }

/* Aspect-ratio del marco que se ajusta por JS */
.product-media::before{
  content:""; display:block; aspect-ratio:var(--media-ar);
}

/* Track del carrusel */
.product-media > .carousel{
  position:absolute; inset:0;
  display:flex; overflow-x:auto;
  scroll-snap-type:x mandatory;
  -webkit-overflow-scrolling:touch;
  scrollbar-width:none;
}
.product-media > .carousel::-webkit-scrollbar{ display:none; }

/* Diapositiva */
.product-media .slide{
  flex:0 0 100%;
  scroll-snap-align:center;
  display:grid; place-items:center;
  padding:8px;
}

/* Imagen dentro de la slide o imagen única (legacy) */
.product-media .slide-img,
.product-media .product-img{
  width:100%; height:100%;
  object-fit:contain;
  background:#000;           /* placeholder por detrás */
  border-radius:12px;
  display:block;
}

/* Si no hay src, mantenemos el fondo negro (placeholder) */
.product-media img[src=""],
.product-media img:not([src]){ display:none; }

/* ===== Flechas del carrusel (primario con centro negro) ===== */
.product-media .nav{
  position:absolute; top:50%; transform:translateY(-50%);
  display:grid; place-items:center; cursor:pointer;
  width:42px; height:42px; border-radius:999px;
  background:#0b0b0b;               /* centro negro */
  color:var(--primario,#22d3ee);     /* flecha en primario */
  border:2px solid var(--primario,#22d3ee); /* borde primario */
  box-shadow:0 0 0 2px rgba(0,0,0,.35) inset, 0 8px 20px rgba(0,0,0,.25);
  transition: transform .12s ease, box-shadow .12s ease, background .12s ease;
  z-index: 2;
}
.product-media .nav.prev{ left:8px; }
.product-media .nav.next{ right:8px; }
.product-media .nav:hover{
  transform:translateY(-50%) scale(1.04);
  box-shadow:0 0 0 2px rgba(0,0,0,.45) inset, 0 10px 24px rgba(0,0,0,.35);
  background:#0e0e0e;
}
.product-media .nav:focus{
  outline: none;
  box-shadow:0 0 0 2px rgba(0,0,0,.45) inset, 0 0 0 3px rgba(34,211,238,.45);
}

/* Tiras de miniaturas */
.product-media .thumbs{
  display:flex; gap:8px; margin-top:10px; overflow:auto; padding:6px 0;
}
.product-media .thumb{
  border:0; background:#111; padding:2px; border-radius:8px; cursor:pointer; opacity:.85;
  outline:none;
  transition:opacity .12s ease, box-shadow .12s ease, transform .12s ease;
}
.product-media .thumb:hover,
.product-media .thumb:focus{
  opacity:1;
  box-shadow:0 0 0 2px var(--primario,#22d3ee) inset;
  transform:translateY(-1px);
}
.product-media .thumb.is-active{
  opacity:1;
  box-shadow:0 0 0 2px var(--secundario,#22d3ee) inset;
}
.product-media .thumb img{
  display:block; width:60px; height:60px; object-fit:cover; border-radius:6px;
}

/* Sticky en escritorio (media fija al scrollear) */
@media (min-width: 981px){
  .product-media{
    position: sticky; top: 20px;
    align-self:start;
  }
}

/* =========================================
   INFO / COMPRA
   ========================================= */
.product-card{
  background:#0d1117; border:1px solid #1f2630; border-radius:16px;
  padding:1rem; box-shadow:0 12px 28px rgba(0,0,0,.22);
}

.product-title{
  font-size: clamp(1.35rem, 3.2vw, 2.1rem);
  font-weight: 800; letter-spacing:.2px; margin:0 0 .35rem;
  line-height:1.15;
  word-break:break-word;
}

.product-price{
  font-weight: 900;
  font-size: clamp(1.15rem, 2.6vw, 1.6rem);
  margin:.35rem 0 .75rem;
}

/* Badges (chips) */
.badges{ display:flex; gap:.4rem; flex-wrap:wrap; margin:.35rem 0 .65rem; }
.badge{
  font-size:.72rem; padding:.22rem .5rem; border-radius:.4rem; text-transform:uppercase;
  background:var(--quinto,#0ea5e9); color:#0b0b0b; font-weight:800;
}
.badge.alt{ background:var(--secundario,#22d3ee); color:#0b0b0b; }

/* Descripción */
.product-desc{
  color:#cbd5e1; line-height:1.6; white-space:pre-wrap;
}

/* ===== Form de compra ===== */
.buy-box{
  background:#0b1020; border:1px solid #293246; border-radius:14px; padding:1rem; margin-top:1rem;
}
.qty-row{ display:flex; gap:.5rem; align-items:center; flex-wrap:wrap; }
.qty{
  width:90px; background:#0b1020; color:#e5e7eb;
  border:1px solid #41506b; border-radius:12px; padding:.55rem .6rem;
}

/* Botón universal (misma caja visual que en la tienda) */
.btn{
  display:inline-flex; align-items:center; justify-content:center;
  height: 42px;
  padding: 0 18px;
  border:0; border-radius:999px; font-weight:800; letter-spacing:.2px; cursor:pointer;
  line-height:1; white-space:nowrap; vertical-align:middle;
  background:var(--secundario,#140000); color:#0b0b0b;
  transition: transform .12s ease, box-shadow .12s ease, filter .12s ease;
}
.btn:active{ transform:translateY(0); filter:saturate(1.05); }

.btn-outline{
  background:transparent; color:var(--secundario,#22d3ee); border:1px solid var(--secundario,#22d3ee);
}

/* Bloque info secundaria */
.info-note{
  font-size:.92rem; color:#a1a1aa; margin-top:1rem;
  background:#0b1020; border:1px dashed #293246; border-radius:12px; padding:.8rem 1rem;
}

/* Volver */
.back-link{
  display:inline-flex; align-items:center; gap:.35rem;
  margin-top:1rem; color:var(--secundario,#22d3ee); text-decoration:none;
}
.back-link:hover{ text-decoration:underline; }

/* =========================================
   RESPONSIVE FINO
   ========================================= */
@media (max-width: 720px){
  .product-wrap{ margin:1.25rem auto 2.25rem; }
  .product-media{ border-radius:14px; }
  .product-card{ border-radius:14px; }
  .product-title{ font-size: clamp(1.15rem, 5.8vw, 1.6rem); }
  .product-price{ font-size: clamp(1.05rem, 4.5vw, 1.35rem); }
  .btn{ height: 38px; padding: 0 16px; }
  .product-media .thumb img{ width:54px; height:54px; }
}

/* Alturas ultra-compactas (teléfonos muy chicos) */
@media (max-width: 380px){
  .btn{ height: 44px; padding: 0 14px; font-size:.92rem; }
  .qty{ width:80px; padding:.5rem .55rem; }
}