/* =========================
   Reset & Base
========================= */
* { margin: 0; padding: 0; box-sizing: border-box; }

body {
  font-family: 'Arial', sans-serif;
  background-color: #faf8f6;
  color: #8b7355;
  line-height: 1.6;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

/* =========================
   Breadcrumb
========================= */
.breadcrumb-container { background-color: #f5f2ef; padding: 15px 0; }
.breadcrumb { display: flex; align-items: center; gap: 8px; font-size: 14px; }
.breadcrumb a { color: #8b7355; text-decoration: none; transition: color .3s; }
.breadcrumb a:hover { color: #a0896b; }
.breadcrumb span { color: #a0896b; }
.breadcrumb .current { color: #a0896b; font-weight: 500; }

/* =========================
   Product Detail Layout
========================= */
.product-detail { padding: 60px 0; background: #fff; }
.product-layout {
  display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: start;
}

/* =========================
   Product Gallery
========================= */
.product-gallery { position: sticky; top: 100px; }

.main-image {
  position: relative; width: 100%; height: 550px; background: #f5f2ef;
  border-radius: 20px; overflow: hidden; margin-bottom: 20px;
}

/* Mostrar imagen principal correctamente (fix) */
.main-image img {
  display: block;
  width: 100%; height: 100%;
  object-fit: cover;
  opacity: 0; transition: opacity .4s ease;
}
.main-image img[src] { opacity: 1; }
.main-image .image-placeholder { display: none; }

/* Zoom button */
.zoom-btn {
  position: absolute; top: 20px; right: 20px; width: 45px; height: 45px;
  background: #fff; border: none; border-radius: 50%; display: flex;
  align-items: center; justify-content: center; cursor: pointer;
  box-shadow: 0 4px 12px rgba(139,115,85,.15); transition: all .3s; z-index: 10;
}
.zoom-btn:hover { background: #a0896b; color: #fff; transform: scale(1.1); }

/* Badges + animación “breathe” */
.product-badges { position: absolute; top: 20px; left: 20px; display: flex; flex-direction: column; gap: 10px; z-index: 5; }
.badge { padding: 6px 14px; border-radius: 15px; font-size: 12px; font-weight: 700; color: #fff; }
.badge.discount { background: #a0896b; }
.badge.bestseller { background: #ffc107; color: #8b7355; }
.badge.new { background: #28a745; }

@keyframes breathe {
  0%,100% { transform: scale(1); box-shadow: 0 6px 18px rgba(160,137,107,0); }
  50%     { transform: scale(1.04); box-shadow: 0 10px 28px rgba(160,137,107,.18); }
}
.badge.discount { animation: breathe 2.2s ease-in-out infinite; }

/* Thumbnails */
.thumbnail-gallery { display: grid; grid-template-columns: repeat(5, 1fr); gap: 15px; }
.thumbnail {
  height: 100px; background: #f5f2ef; border-radius: 12px; cursor: pointer;
  overflow: hidden; border: 3px solid transparent; transition: all .3s; position: relative;
}
.thumbnail:hover { border-color: #d4c4a8; transform: translateY(-3px); }
.thumbnail.active { border-color: #a0896b; }
.thumbnail img { display: block; width: 100%; height: 100%; object-fit: cover; }

/* Shimmer placeholders (por si los usas) */
@keyframes shimmer { 0% {background-position: 0% 0} 100% {background-position: 200% 0} }
.image-placeholder,
.thumb-placeholder,
.zoom-placeholder {
  background: linear-gradient(90deg, #e8ddd4 0%, #f3ece5 50%, #e8ddd4 100%);
  background-size: 200% 100%; animation: shimmer 1.3s infinite linear;
}

/* =========================
   Product Info
========================= */
.product-info { animation: fadeInRight .8s ease; }
@keyframes fadeInRight { from {opacity:0; transform:translateX(30px)} to {opacity:1; transform:translateX(0)} }

.product-header { margin-bottom: 30px; }
.product-title { font-size: 36px; font-weight: 700; color: #8b7355; margin-bottom: 15px; }

.product-meta {
  display: flex; gap: 20px; flex-wrap: wrap; font-size: 14px; color: #a0896b; margin-bottom: 15px;
}
.product-meta a { color: #a0896b; text-decoration: none; transition: color .3s; }
.product-meta a:hover { color: #8b7355; }

.product-rating { display: flex; align-items: center; gap: 12px; }
.product-rating .stars { color: #ffc107; font-size: 18px; }
.rating-text { font-weight: 700; color: #8b7355; }
.reviews-link { color: #a0896b; text-decoration: none; transition: color .3s; }
.reviews-link:hover { color: #8b7355; text-decoration: underline; }

/* =========================
   Price
========================= */
.product-price {
  display: flex; align-items: center; gap: 15px; margin-bottom: 25px;
  padding: 20px 0; border-top: 2px solid #f5f2ef; border-bottom: 2px solid #f5f2ef;
}
.current-price { font-size: 36px; font-weight: 700; color: #8b7355; }
.original-price { font-size: 24px; color: #a0896b; text-decoration: line-through; }
.discount-percent { background: #a0896b; color: #fff; padding: 6px 12px; border-radius: 15px; font-size: 14px; font-weight: 600; }

/* =========================
   Description & Options
========================= */
.product-description { color: #8b7355; line-height: 1.8; margin-bottom: 35px; font-size: 16px; }

.product-options { margin-bottom: 35px; }
.option-group { margin-bottom: 30px; }
.option-label { display: block; font-size: 16px; font-weight: 600; color: #8b7355; margin-bottom: 15px; }

/* Colors */
.color-options { display: flex; gap: 12px; }
.color-option {
  width: 50px; height: 50px; border-radius: 50%; cursor: pointer;
  border: 3px solid transparent; transition: all .3s; position: relative;
}
.color-option:hover { transform: scale(1.1); box-shadow: 0 5px 15px rgba(139,115,85,.2); }
.color-option.active { border-color: #8b7355; box-shadow: 0 0 0 2px #fff, 0 0 0 4px #8b7355; }
.color-name {
  position: absolute; bottom: -30px; left: 50%; transform: translateX(-50%);
  font-size: 11px; color: #a0896b; white-space: nowrap; opacity: 0; transition: opacity .3s;
}
.color-option:hover .color-name, .color-option.active .color-name { opacity: 1; }

/* Sizes */
.size-options { display: flex; gap: 12px; }
.size-option {
  padding: 15px 20px; background: #fff; border: 2px solid #d4c4a8; border-radius: 12px;
  cursor: pointer; transition: all .3s; text-align: center; min-width: 120px;
}
.size-option:hover { border-color: #a0896b; background: #f5f2ef; }
.size-option.active { background: #a0896b; border-color: #a0896b; color: #fff; }
.size-details { display: block; font-size: 11px; margin-top: 5px; opacity: .8; }

/* Materials */
.material-options { display: flex; gap: 12px; flex-wrap: wrap; }
.material-option {
  padding: 12px 20px; background: #fff; border: 2px solid #d4c4a8; border-radius: 12px;
  cursor: pointer; transition: all .3s; display: flex; flex-direction: column; align-items: center; gap: 5px;
}
.material-option:hover { border-color: #a0896b; background: #f5f2ef; }
.material-option.active { background: #a0896b; border-color: #a0896b; color: #fff; }
.material-price { font-size: 12px; font-weight: 600; }

/* =========================
   Purchase Section
========================= */
.purchase-section { background: #f5f2ef; padding: 30px; border-radius: 20px; margin-bottom: 30px; }

.quantity-selector { display: flex; align-items: center; gap: 15px; margin-bottom: 25px; flex-wrap: wrap; }
.quantity-controls {
  display: flex; align-items: center; gap: 0; background: #fff; border-radius: 12px; overflow: hidden;
}
.qty-btn {
  width: 45px; height: 45px; background: #fff; border: 2px solid #d4c4a8; color: #8b7355;
  font-size: 20px; cursor: pointer; transition: all .3s; display: flex; align-items: center; justify-content: center;
}
.qty-btn:hover:not(:disabled) { background: #a0896b; color: #fff; }
.qty-btn:disabled { opacity: .5; cursor: not-allowed; }
.qty-input {
  width: 60px; height: 45px; border: 2px solid #d4c4a8; border-left: none; border-right: none;
  text-align: center; font-size: 16px; font-weight: 600; color: #8b7355;
}
.stock-info { color: #28a745; font-size: 14px; font-weight: 600; }

.action-buttons {
  display: grid; grid-template-columns: 2fr 1fr; gap: 15px; margin-bottom: 20px;
}
.add-to-cart-btn, .buy-now-btn {
  padding: 16px 24px; border-radius: 12px; font-size: 16px; font-weight: 600; cursor: pointer;
  transition: all .18s ease; display: flex; align-items: center; justify-content: center; gap: 10px; border: none;
  transform: translateY(0);
}
.add-to-cart-btn { background: #8b7355; color: #fff; }
.add-to-cart-btn:hover { background: #6d5a42; transform: translateY(-2px); box-shadow: 0 8px 20px rgba(139,115,85,.3); }
.buy-now-btn { background: #a0896b; color: #fff; }
.buy-now-btn:hover { background: #8b7355; transform: translateY(-2px); box-shadow: 0 8px 20px rgba(160,137,107,.3); }

.secondary-actions { display: flex; gap: 10px; justify-content: center; }
.wishlist-btn, .compare-btn, .share-btn {
  flex: 1; padding: 12px; background: #fff; border: 2px solid #d4c4a8; border-radius: 12px;
  color: #8b7355; font-size: 14px; cursor: pointer; transition: all .3s; display: flex; align-items: center; justify-content: center; gap: 8px;
}
.wishlist-btn:hover, .compare-btn:hover, .share-btn:hover { border-color: #a0896b; background: #f5f2ef; }

/* Efecto latido en corazón */
@keyframes heart { 0%,100% {transform:scale(1)} 30% {transform:scale(1.18)} 60% {transform:scale(.95)} }
.action-btn:hover .fa-heart { animation: heart .5s ease; }

/* =========================
   Product Features
========================= */
.product-features {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; padding: 25px;
  background: #fff; border-radius: 15px; margin-top: 30px;
}
.feature-item { display: flex; gap: 15px; align-items: flex-start; }
.feature-item i {
  width: 40px; height: 40px; background: linear-gradient(135deg, #d4c4a8, #c9b896);
  border-radius: 50%; display: flex; align-items: center; justify-content: center; color: #8b7355; font-size: 18px; flex-shrink: 0;
}
.feature-item h4 { color: #8b7355; font-size: 14px; margin-bottom: 5px; }
.feature-item p { color: #a0896b; font-size: 12px; line-height: 1.5; }

/* =========================
   Tabs
========================= */
.product-tabs { padding: 80px 0; background: #f5f2ef; }

.tabs-header {
  display: flex; justify-content: center; gap: 10px; margin-bottom: 40px; flex-wrap: wrap;
}
.tab-btn {
  position: relative; padding: 12px 30px; background: #fff; border: 2px solid transparent;
  border-radius: 25px; color: #8b7355; font-size: 15px; font-weight: 600; cursor: pointer; transition: all .3s;
  outline: none;
}
.tab-btn:hover { border-color: #d4c4a8; }
.tab-btn.active { background: #a0896b; color: #fff; }
.tab-btn::after {
  content: ""; position: absolute; left: 50%; bottom: -6px; width: 0; height: 3px; background: #a0896b; border-radius: 2px;
  transition: width .25s ease, left .25s ease;
}
.tab-btn:hover::after, .tab-btn.active::after { width: 60%; left: 20%; }
.tab-btn:focus-visible { box-shadow: 0 0 0 3px rgba(160,137,107,.35); }

.tabs-content {
  background: #fff; padding: 50px; border-radius: 20px; box-shadow: 0 5px 30px rgba(139,115,85,.1);
}
.tab-content { display: none; animation: fadeIn .5s ease; }
.tab-content.active { display: block; }
@keyframes fadeIn { from {opacity:0} to {opacity:1} }
.tab-content h3 { color: #8b7355; font-size: 28px; margin-bottom: 20px; }
.tab-content h4 { color: #8b7355; font-size: 20px; margin: 25px 0 15px; }
.tab-content p { color: #8b7355; line-height: 1.8; margin-bottom: 15px; }
.tab-content ul { list-style: none; padding-left: 0; }
.tab-content ul li { color: #8b7355; padding: 8px 0 8px 25px; position: relative; }
.tab-content ul li::before { content: "✓"; position: absolute; left: 0; color: #a0896b; font-weight: 700; }

/* =========================
   Specs Table
========================= */
.specs-table { width: 100%; border-collapse: collapse; margin-top: 20px; }
.specs-table tr { border-bottom: 1px solid #f0f0f0; }
.specs-table td { padding: 15px 20px; color: #8b7355; }
.specs-table td:first-child { width: 40%; background: #f5f2ef; }

/* =========================
   Reviews
========================= */
.reviews-summary {
  display: grid; grid-template-columns: 1fr 2fr; gap: 50px; margin-bottom: 50px; padding-bottom: 40px; border-bottom: 2px solid #f0f0f0;
}
.rating-overview { text-align: center; }
.average-rating { background: #f5f2ef; padding: 40px; border-radius: 15px; }
.rating-number { font-size: 64px; font-weight: 700; color: #8b7355; display: block; margin-bottom: 10px; }
.rating-overview .stars { color: #ffc107; font-size: 24px; margin-bottom: 15px; }
.total-reviews { color: #a0896b; font-size: 14px; }
.rating-breakdown { display: flex; flex-direction: column; gap: 15px; }
.rating-bar { display: grid; grid-template-columns: 70px 1fr 40px; gap: 15px; align-items: center; }
.rating-bar span { font-size: 14px; color: #8b7355; }
.bar { height: 8px; background: #f0f0f0; border-radius: 10px; overflow: hidden; }
.fill { height: 100%; background: linear-gradient(90deg, #a0896b, #d4c4a8); border-radius: 10px; transition: width 1s ease; }

.reviews-list { display: flex; flex-direction: column; gap: 30px; }
.review-item { padding: 30px; background: #f5f2ef; border-radius: 15px; }
.review-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 20px; }
.reviewer-info { display: flex; align-items: center; gap: 15px; }
.reviewer-avatar {
  width: 50px; height: 50px; background: #a0896b; color: #fff; border-radius: 50%;
  display: flex; align-items: center; justify-content: center; font-size: 20px; font-weight: 700;
}
.reviewer-info h4 { color: #8b7355; font-size: 16px; margin-bottom: 5px; }
.review-date { color: #a0896b; font-size: 13px; }
.review-rating { color: #ffc107; font-size: 16px; }
.review-content h5 { color: #8b7355; font-size: 16px; margin-bottom: 10px; }
.review-content p { color: #8b7355; line-height: 1.7; }

.load-more-reviews {
  background: #a0896b; color: #fff; border: none; padding: 12px 40px; border-radius: 25px;
  font-size: 15px; font-weight: 600; cursor: pointer; transition: all .3s; margin: 20px auto 0; display: block;
}
.load-more-reviews:hover { background: #8b7355; transform: translateY(-2px); }

/* =========================
   Shipping / Returns
========================= */
.shipping-info, .returns-info { margin-top: 30px; }
.shipping-option { background: #f5f2ef; padding: 25px; border-radius: 12px; margin-bottom: 20px; }
.shipping-option h4 { color: #8b7355; font-size: 18px; margin-bottom: 10px; display: flex; align-items: center; gap: 10px; }
.shipping-option h4 i { color: #a0896b; }
.shipping-option p { color: #a0896b; margin-bottom: 5px; }
.returns-info ul { background: #f5f2ef; padding: 30px; border-radius: 12px; }

/* =========================
   Related Products
========================= */
.related-products { padding: 80px 0; background: #fff; }
.section-title { text-align: center; font-size: 36px; font-weight: 700; color: #8b7355; margin-bottom: 50px; }

.products-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px,1fr)); gap: 30px; }

.product-card {
  background: #fff; border-radius: 15px; overflow: hidden;
  box-shadow: 0 5px 20px rgba(139,115,85,.08); transition: all .25s ease;
  transform: perspective(900px) rotateX(0) rotateY(0);
}
.product-card:hover {
  transform: perspective(900px) rotateX(2deg) rotateY(-2deg) translateY(-8px);
  box-shadow: 0 15px 35px rgba(139,115,85,.15);
}

.product-card .product-image { height: 250px; position: relative; background-size: 100%; background-position: center; transition: background-size .6s ease, transform .25s ease; }
.product-card:hover .product-image { background-size: 110%; transform: translateY(-6px); }

.product-card .product-actions {
  position: absolute; top: 15px; right: 15px; display: flex; flex-direction: column; gap: 8px;
  opacity: 0; transition: opacity .3s;
}
.product-card:hover .product-actions { opacity: 1; }

.action-btn {
  width: 36px; height: 36px; background: rgba(255,255,255,.9); border: none; border-radius: 50%;
  display: flex; align-items: center; justify-content: center; color: #8b7355; cursor: pointer; transition: all .3s;
}
.action-btn:hover { background: #a0896b; color: #fff; transform: scale(1.1); }

.product-card .product-info { padding: 20px; }
.product-category { color: #a0896b; font-size: 12px; text-transform: uppercase; margin-bottom: 8px; }
.product-name { font-size: 16px; font-weight: 700; color: #8b7355; margin-bottom: 10px; }
.product-card .product-rating { display: flex; align-items: center; gap: 8px; margin-bottom: 12px; }
.product-card .stars { color: #d4c4a8; }
.rating-count { color: #a0896b; font-size: 12px; }
.product-card .product-price { display: flex; align-items: center; gap: 10px; }

/* =========================
   Zoom Modal
========================= */
.zoom-modal {
  display: none; position: fixed; inset: 0; width: 100%; height: 100%; z-index: 9999; animation: fadeIn .3s ease;
  opacity: 0; pointer-events: none; transition: opacity .25s ease;
}
.zoom-modal.active,
.zoom-modal.open { display: block; opacity: 1; pointer-events: auto; }

.zoom-overlay {
  position: absolute; inset: 0; background: rgba(139,115,85,.95);
  display: flex; align-items: center; justify-content: center; padding: 40px;
}
.zoom-close {
  position: absolute; top: 30px; right: 30px; width: 50px; height: 50px; background: #fff;
  border: none; border-radius: 50%; font-size: 30px; color: #8b7355; cursor: pointer; transition: all .3s; z-index: 10;
}
.zoom-close:hover { background: #a0896b; color: #fff; transform: rotate(90deg); }
.zoom-content { max-width: 90%; max-height: 90%; position: relative; }
.zoom-content img {
  display: block; max-width: 100%; max-height: 100%; object-fit: contain;
  opacity: 0; transition: opacity .3s ease;
}
.zoom-content img[src] { opacity: 1; }
.zoom-placeholder { display: none; }

/* =========================
   Responsive
========================= */
@media (max-width: 968px) {
  .product-layout { grid-template-columns: 1fr; gap: 40px; }
  .product-gallery { position: static; }
  .action-buttons { grid-template-columns: 1fr; }
  .product-features { grid-template-columns: 1fr; }
  .tabs-content { padding: 30px; }
  .reviews-summary { grid-template-columns: 1fr; }
  .products-grid { grid-template-columns: repeat(2, 1fr); gap: 20px; }
}

@media (max-width: 768px) {
  .product-title { font-size: 28px; }
  .thumbnail-gallery { grid-template-columns: repeat(4, 1fr); }
  .size-options, .material-options { flex-direction: column; }
  .secondary-actions { flex-direction: column; }
  .tabs-header { flex-direction: column; }
  .tab-btn { width: 100%; }
  .products-grid { grid-template-columns: 1fr; }

  /* Barra de compra tipo “sticky” */
  .purchase-section {
    position: sticky; bottom: 0; z-index: 40;
    border-top-left-radius: 12px; border-top-right-radius: 12px;
    box-shadow: 0 -8px 30px rgba(139,115,85,.12);
  }
}

/* =========================
   Accesibilidad: Reduce Motion
========================= */
@media (prefers-reduced-motion: reduce) {
  * { animation: none !important; transition: none !important; }
}
/* =========================
   1) Shimmer loaders (placeholder)
   ========================= */
@keyframes shimmer {
  0% { background-position: -200% 0; }
  100% { background-position: 200% 0; }
}
.image-placeholder,
.thumb-placeholder {
  background: linear-gradient(90deg, #e8ddd4 25%, #efe7df 37%, #e8ddd4 63%);
  background-size: 200% 100%;
  animation: shimmer 1.6s linear infinite;
}

/* =========================
   2) Main image: fade-in + suave zoom al hover
   ========================= */
@keyframes fadeInImg {
  from { opacity: 0; transform: scale(1.01); }
  to   { opacity: 1; transform: scale(1); }
}
.main-image {
  perspective: 1000px;
}
.main-image img {
  display: block;                /* anula el display:none para que se vea al tener src */
  opacity: 0;
  transition: transform .5s ease, opacity .35s ease;
}
.main-image img[src] {           /* cuando tenga src, deja ver y fade-in */
  opacity: 1;
  animation: fadeInImg .45s ease both;
}
.main-image:hover img {
  transform: scale(1.03);
}
.main-image::before {           /* halo sutil */
  content: "";
  position: absolute; inset: 0;
  background: radial-gradient(120% 70% at 50% 20%, rgba(212,196,168,.25), transparent 60%);
  pointer-events: none;
  opacity: .0;
  transition: opacity .35s ease;
}
.main-image:hover::before { opacity: .7; }

/* Oculta placeholder cuando la imagen ya se ve (por CSS) */
.main-image img[src] ~ .image-placeholder { display: none; }

/* =========================
   3) Thumbnails: enfoque, borde dinámico y scroll-snap en móvil
   ========================= */
.thumbnail {
  transform: translateZ(0);
  transition: border-color .25s ease, transform .25s ease, box-shadow .25s ease;
}
.thumbnail:hover {
  box-shadow: 0 6px 16px rgba(139,115,85,.18);
}
@media (max-width: 768px) {
  .thumbnail-gallery {
    display: flex;
    gap: 12px;
    overflow-x: auto;
    scroll-snap-type: x mandatory;
    padding-bottom: 6px;
  }
  .thumbnail {
    min-width: 90px;
    scroll-snap-align: start;
  }
}

/* =========================
   4) Badges flotando sutilmente
   ========================= */
@keyframes floatY {
  0%,100% { transform: translateY(0); }
  50%     { transform: translateY(-3px); }
}
.product-badges .badge {
  animation: floatY 3s ease-in-out infinite;
}
.product-badges .badge + .badge {
  animation-delay: .8s;
}

/* =========================
   5) Precio con “latido” cuando hay descuento
   ========================= */
@keyframes pulseGlow {
  0%,100% { box-shadow: 0 0 0 0 rgba(160,137,107,.0); transform: translateZ(0); }
  50%     { box-shadow: 0 0 0 8px rgba(160,137,107,.06); }
}
.product-price .discount-percent {
  animation: pulseGlow 2.4s ease-in-out infinite;
}

/* =========================
   6) Botones de acción: aparición y micro-escala
   ========================= */
.product-card .product-actions .action-btn {
  transform: translateY(-6px) scale(.96);
  opacity: 0;
}
.product-card:hover .product-actions .action-btn {
  opacity: 1;
  transform: translateY(0) scale(1);
}
.product-card .product-actions .action-btn:nth-child(2) { transition-delay: .05s; }
.product-card .product-actions .action-btn:nth-child(3) { transition-delay: .1s; }

/* Corazón/wishlist con rebote */
@keyframes heartBeat {
  0%,100% { transform: scale(1); }
  25%     { transform: scale(1.18); }
  50%     { transform: scale(0.92); }
  75%     { transform: scale(1.06); }
}
.wishlist-btn:hover i,
.action-btn.js-wish:hover i {
  animation: heartBeat .6s ease;
}

/* =========================
   7) Tabs con subrayado animado
   ========================= */
.tab-btn {
  position: relative;
  overflow: hidden;
}
.tab-btn::after {
  content: "";
  position: absolute;
  left: 12px; right: 12px; bottom: 8px;
  height: 2px;
  background: linear-gradient(90deg, #a0896b, #d4c4a8);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform .3s ease;
  border-radius: 2px;
}
.tab-btn:hover::after,
.tab-btn.active::after {
  transform: scaleX(1);
}

/* =========================
   8) Sección de compra más “card-like”
   ========================= */
.purchase-section {
  position: relative;
  overflow: hidden;
  box-shadow: 0 8px 28px rgba(139,115,85,.14);
}
.purchase-section::after {
  content: "";
  position: absolute; inset: -1px -1px 0 -1px;
  background: radial-gradient(140% 50% at 50% -20%, rgba(212,196,168,.35), rgba(0,0,0,0) 60%);
  pointer-events: none;
  opacity: .4;
}

/* =========================
   9) Sticky CTA en móvil (usa tu mismo botón)
   ========================= */
@media (max-width: 768px) {
  .purchase-section {
    position: sticky;
    bottom: 10px;
    z-index: 8;
  }
  .add-to-cart-btn,
  .buy-now-btn {
    box-shadow: 0 10px 24px rgba(139,115,85,.25);
  }
}

/* =========================
   10) Tarjetas relacionadas: efecto “glass hover”
   ========================= */
.product-card .product-image::after {
  content: "";
  position: absolute; inset: 0;
  background: radial-gradient(120% 65% at 50% 20%, rgba(255,255,255,.0), rgba(255,255,255,.4) 70%);
  opacity: 0; transition: opacity .35s ease;
}
.product-card:hover .product-image::after { opacity: .6; }

/* =========================
   11) Tipografía sutil + legibilidad
   ========================= */
.product-description { font-size: 17px; letter-spacing: .1px; }
.product-name { letter-spacing: .2px; }

/* =========================
   12) Accesibilidad: foco visible en acciones
   ========================= */
.action-btn:focus-visible,
.add-to-cart-btn:focus-visible,
.buy-now-btn:focus-visible,
.wishlist-btn:focus-visible,
.compare-btn:focus-visible,
.share-btn:focus-visible,
.tab-btn:focus-visible {
  outline: 2px solid #a0896b;
  outline-offset: 2px;
  transition: outline-offset .15s ease;
}
/* =========================
   MODO OSCURO
   Activa con: <body class="dark"> o añadiendo la clase vía JS
========================= */
body.dark { background-color: #12100f; color: #e9e1d7; }

/* Contenedores y tarjetas */
body.dark .product-detail,
body.dark .related-products { background: #12100f; }

body.dark .tabs-content,
body.dark .purchase-section,
body.dark .product-features,
body.dark .review-item,
body.dark .shipping-option,
body.dark .returns-info ul,
body.dark .product-card { 
  background: #1b1917;
  box-shadow: 0 6px 24px rgba(0,0,0,.35);
}

/* Galería */
body.dark .main-image { background: #1f1b18; }
body.dark .thumbnail { background: #1f1b18; border-color: transparent; }
body.dark .thumbnail:hover { border-color: #3a332c; }
body.dark .thumbnail.active { border-color: #a0896b; }

/* Metadatos, textos y enlaces secundarios */
body.dark .product-title,
body.dark .current-price,
body.dark .rating-text,
body.dark .product-name,
body.dark .tab-content h3,
body.dark .tab-content h4 { color: #e9e1d7; }

body.dark .product-meta,
body.dark .reviews-link,
body.dark .product-category,
body.dark .rating-count,
body.dark .tab-content p,
body.dark .specs-table td,
body.dark .review-date { color: #c9bdae; }

body.dark .product-meta a { color: #c9bdae; }
body.dark .product-meta a:hover,
body.dark .reviews-link:hover { color: #e9e1d7; }

/* Precios y etiquetas */
body.dark .original-price { color: #b9a894; }
body.dark .discount-percent { background: #a0896b; color: #111; }

/* Líneas y bordes */
body.dark .product-price { border-color: #2b2622; }
body.dark .tabs-content { border-color: #2b2622; }
body.dark .specs-table tr { border-color: #2b2622; }
body.dark .specs-table td:first-child { background: #201c19; }

body.dark .qty-btn,
body.dark .qty-input,
body.dark .wishlist-btn,
body.dark .compare-btn,
body.dark .share-btn { 
  border-color: #3a332c;
  background: #25211d;
  color: #e9e1d7;
}
body.dark .wishlist-btn:hover,
body.dark .compare-btn:hover,
body.dark .share-btn:hover {
  background: #2b2622; border-color: #4a4036;
}

/* Barras de rating */
body.dark .bar { background: #2a2520; }
body.dark .fill { background: linear-gradient(90deg, #c8b49b, #a0896b); }

/* Tabs */
body.dark .tab-btn { background: #26221e; color: #e9e1d7; border-color: transparent; }
body.dark .tab-btn:hover { border-color: #3a332c; }
body.dark .tab-btn.active { background: #a0896b; color: #111; }
body.dark .tab-btn::after { background: linear-gradient(90deg, #c8b49b, #a0896b); }

/* Features */
body.dark .feature-item h4 { color: #e9e1d7; }
body.dark .feature-item p { color: #c9bdae; }
body.dark .feature-item i {
  background: linear-gradient(135deg, #4a4036, #615546);
  color: #e9e1d7;
}

/* Cards de relacionados */
body.dark .product-card { box-shadow: 0 6px 24px rgba(0,0,0,.35); }
body.dark .product-card .stars { color: #c8b49b; }
body.dark .action-btn { background: rgba(255,255,255,.08); color: #e9e1d7; }
body.dark .action-btn:hover { background: #a0896b; color: #111; }

/* Cantidad / stock */
body.dark .stock-info { color: #8bd48f; }

/* Shimmer placeholders más oscuros */
body.dark .image-placeholder,
body.dark .thumb-placeholder,
body.dark .zoom-placeholder {
  background: linear-gradient(90deg, #2a2520 0%, #332c27 50%, #2a2520 100%);
}

/* Breadcrumb */
body.dark .breadcrumb-container { background: #1b1917; }
body.dark .breadcrumb a { color: #c9bdae; }
body.dark .breadcrumb a:hover { color: #e9e1d7; }
body.dark .breadcrumb span,
body.dark .breadcrumb .current { color: #c9bdae; }

/* Modal de zoom (ya es oscuro), cerrar en claro para contraste */
body.dark .zoom-close { background: #e9e1d7; color: #1b1917; }
body.dark .zoom-close:hover { background: #a0896b; color: #111; }

/* Tabla de especificaciones */
body.dark .specs-table td:first-child { color: #e9e1d7; }

/* Botón flotante de cambio de tema (si lo usas) */
.theme-toggle {
  position: fixed; right: 18px; bottom: 18px; z-index: 99999;
  border: 2px solid #d4c4a8; background: #fff; color: #8b7355;
  border-radius: 999px; padding: 10px 14px; font-weight: 700; cursor: pointer;
  box-shadow: 0 8px 22px rgba(0,0,0,.15); display: flex; align-items: center; gap: 8px;
}
.theme-toggle i { font-size: 16px; }
body.dark .theme-toggle { background: #26221e; color: #e9e1d7; border-color: #3a332c; }
.theme-toggle:hover { transform: translateY(-2px); }