/* ============================================================
   🎨 ROOT VARIABLES — Product Detail Colors
============================================================ */

:root {
  /* 🎨 NEW EXTRACTED COLORS — Christmas Premium Unified */

  --bg-swiper-main: #F6F2EC;               /* Crema nieve (coherente con bg-light) */

  --color-nav-arrows: #3A0F18;             /* Vino oscuro premium */

  --border-thumb-active: #5A1D2A;          /* Ciruela navideño profundo */

  --text-gray-medium: #A47C65;             /* Arena chocolate (calif text color) */

  --text-dark-primary: #3A0F18;            /* Vino profundo (precio y botones) */

  --text-gray-dark: #C4A893;               /* Crema café premium (descripcion texto) */

  --color-white: #FFFFFF;                  /* Blanco — no cambia */

  --bg-button-hover: #24090F;              /* Burdeos profundo (hover premium) */

  --border-opinion: #EAE1D8;               /* Crema pastel suave (evita gris apagado) */

  --color-verified: #4C8F62;               /* Verde oliva navideño (verificado) */

  --border-photo-opinion: #D9CFC5;         /* Arena claro premium */

  --bg-lightbox: rgba(18, 6, 9, 0.88);     /* Vino oscuro translúcido premium */
}
/* ============================================================
   📌 Layout general del detalle del producto
============================================================ */
.producto-detalles {
  max-width: 1200px;
  margin: 40px auto;
  padding: 0 16px;
  display: grid;
  grid-template-columns: 1fr;
  gap: 32px;
  align-items: start;
}

/* ============================================================
   🖼 Swiper Principal (Imagen grande)
============================================================ */
.mainSwiper {
  width: 100%;
  max-height: 550px;
  background: var(--bg-swiper-main);
  border-radius: 14px;
  overflow: hidden;
}

.mainSwiper .swiper-slide {
  display: flex;
  justify-content: center;
  align-items: center;
}

.mainSwiper img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

/* 🔁 Flechas navegación */
.swiper-button-next,
.swiper-button-prev {
  color: var(--color-nav-arrows);
  opacity: .75;
  transition: .2s;
}

.swiper-button-next:hover,
.swiper-button-prev:hover {
  opacity: 1;
}

/* ============================================================
   🖼 Mini-thumbnails (Swiper secundario)
============================================================ */
.miniSwiper {
  width: 100%;
  margin-top: 18px;
}

.miniSwiper .swiper-slide {
  width: 75px;
  height: 95px;
  border-radius: 12px;
  overflow: hidden;
  cursor: pointer;
}

.miniSwiper img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.swiper-slide-thumb-active img {
  border: 2px solid var(--border-thumb-active);
  padding: 1px;
  border-radius: 12px;
}

/* ============================================================
   ℹ Información del producto
============================================================ */
.info-producto h1 {
  font-size: 26px;
  font-weight: 700;
  margin-bottom: 10px;
}

.estrellas-block {
  display: flex;
  align-items: center;
  gap: 8px;
}

.calif {
  font-size: 14px;
  color: var(--text-gray-medium);
}

.precio {
  margin-top: 14px;
  font-size: 22px;
  font-weight: 700;
  color: var(--text-dark-primary);
}

.descripcion {
  margin-top: 16px;
  font-size: 16px;
  color: var(--text-gray-dark);
  line-height: 1.6;
}

.btn-agregar-carrito {
  margin-top: 24px;
  width: 100%;
  border-radius: 999px;
  padding: 15px 20px;
  font-size: 15px;
  font-weight: 600;
  background-color: var(--text-dark-primary);
  color: var(--color-white);
  border: none;
  cursor: pointer;
  transition: .2s ease;
}

.btn-agregar-carrito:hover {
  background-color: var(--bg-button-hover);
}

/* ============================================================
   ⭐ Opiniones del producto
============================================================ */
.opiniones-producto {
  max-width: 1200px;
  margin: 60px auto;
  padding: 0 16px;
}

.opinion-item {
  border-bottom: 1px solid var(--border-opinion);
  padding: 26px 0;
}

.usuario {
  display: flex;
  align-items: center;
  gap: 12px;
}

.usuario img {
  width: 55px;
  height: 55px;
  border-radius: 50%;
  object-fit: cover;
}

.opinion-titulo {
  font-size: 18px;
  font-weight: 600;
  margin-top: 14px;
}

.verificado {
  color: var(--color-verified);
  font-size: 13px;
  font-weight: 600;
}

.foto-opinion img {
  width: 120px;
  margin-top: 14px;
  border-radius: 10px;
  border: 1px solid var(--border-photo-opinion);
  object-fit: cover;
}

/* ============================================================
   🔎 LIGHTBOX PANTALLA COMPLETA
============================================================ */
.lightbox {
  position: fixed;
  inset: 0;
  background: var(--bg-lightbox);
  display: flex;
  justify-content: center;
  align-items: center;
  z-index: 999999;
  cursor: zoom-out;
  animation: fadeIn .2s ease;
}

@keyframes fadeIn {
  from { opacity: 0 }
  to { opacity: 1 }
}

.lightbox img {
  max-width: 90vw;
  max-height: 90vh;
  object-fit: contain;
}

/* ============================================================
   📱 RESPONSIVE SYSTEM Optimizado
============================================================ */

/* Tablet / Mobile Grande */
@media(max-width:1024px){
  .producto-detalles {
    text-align: center;
  }
}

/* Mobile */
@media(max-width:768px){
  .mainSwiper {
    max-height: 75vh;
    border-radius: 10px;
  }

  .miniSwiper {
    justify-content: center;
  }

  .miniSwiper .swiper-slide {
    width: 65px;
    height: 85px;
  }

  .opinion-item {
    text-align: left;
  }
}

/* Mobile pequeño */
@media(max-width:480px){
  .miniSwiper .swiper-slide {
    width: 58px;
    height: 78px;
  }
  .info-producto h1 {
    font-size: 22px;
  }
}

/* ============================================================
   🖥 Desktop — Layout PRO 3 Columnas
============================================================ */
@media(min-width:1025px){
  .producto-detalles {
    grid-template-columns: 110px 1fr 420px;
    grid-template-areas:
      "mini main info";
  }

  .miniSwiper {
    grid-area: mini;
  }

  .mainSwiper {
    grid-area: main;
  }

  .info-producto {
    grid-area: info;
  }

  /* Miniaturas en columna */
  .miniSwiper .swiper-wrapper {
    flex-direction: column;
  }

  .miniSwiper .swiper-slide {
    width: 100px;
    height: 120px;
  }
}