/**
 * Amazon Style Theme - Gallery & Zoom Styles
 *
 * @package    theme_amazon
 * @version    2.0.0
 */

/* ========================================
   PRODUCT GALLERY BASE
   ======================================== */

.amazon-product-gallery {
  position: relative;
}

.amazon-product-gallery-image {
  position: relative;
  overflow: hidden;
  border-radius: var(--amazon-radius);
  background: var(--amazon-bg-light);
}

.amazon-product-gallery-image img {
  width: 100%;
  height: auto;
  display: block;
}

/* ==================== IMAGE ZOOM v2.0.0 ==================== */

.amazon-product-gallery-main {
  position: relative;
  overflow: hidden;
  cursor: zoom-in;
}

.amazon-zoom-lens {
  display: none;
  position: absolute;
  width: 120px;
  height: 120px;
  border: 2px solid var(--amazon-accent, #FF9900);
  background: rgba(255, 153, 0, 0.15);
  pointer-events: none;
  z-index: 5;
  border-radius: 4px;
}

.amazon-product-gallery-zoom {
  display: none;
  position: absolute;
  top: 0;
  left: calc(100% + 16px);
  width: 400px;
  height: 400px;
  background-repeat: no-repeat;
  border: 1px solid var(--amazon-border-color, #ddd);
  border-radius: var(--amazon-radius, 8px);
  box-shadow: var(--amazon-shadow-lg, 0 4px 16px rgba(0,0,0,0.15));
  z-index: 100;
  background-color: var(--amazon-bg-card, #fff);
  max-width: min(400px, calc(100vw - 100% - 48px));
}

@media (max-width: 991.98px) {
  .amazon-zoom-lens,
  .amazon-product-gallery-zoom {
    display: none !important;
  }
}

/* ==================== LIGHTBOX v2.0.0 ==================== */

.amazon-lightbox-overlay {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.92);
  z-index: var(--amazon-z-modal, 600);
  align-items: center;
  justify-content: center;
}

.amazon-lightbox-overlay.active {
  display: flex;
}

.amazon-lightbox-content {
  position: relative;
  max-width: 90vw;
  max-height: 90vh;
  display: flex;
  align-items: center;
  justify-content: center;
}

.amazon-lightbox-image-wrap {
  display: flex;
  align-items: center;
  justify-content: center;
}

.amazon-lightbox-image {
  max-width: 85vw;
  max-height: calc(85vh - 120px);
  object-fit: contain;
  border-radius: 4px;
  user-select: none;
}

.amazon-lightbox-close {
  position: fixed;
  top: 20px;
  right: 20px;
  width: 44px;
  height: 44px;
  background: rgba(255,255,255,0.15);
  border: none;
  color: #fff;
  font-size: 28px;
  cursor: pointer;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.2s;
  z-index: calc(var(--amazon-z-modal, 600) + 1);
}

.amazon-lightbox-close:hover {
  background: rgba(255,255,255,0.3);
}

.amazon-lightbox-prev,
.amazon-lightbox-next {
  position: fixed;
  top: 50%;
  transform: translateY(-50%);
  width: 48px;
  height: 48px;
  background: rgba(255,255,255,0.15);
  border: none;
  color: #fff;
  font-size: 24px;
  cursor: pointer;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.2s;
  z-index: calc(var(--amazon-z-modal, 600) + 1);
}

.amazon-lightbox-prev { left: 20px; }
.amazon-lightbox-next { right: 20px; }

@media (max-width: 575.98px) {
  .amazon-lightbox-prev,
  .amazon-lightbox-next {
    width: 36px;
    height: 36px;
    font-size: 18px;
  }
  .amazon-lightbox-prev { left: 8px; }
  .amazon-lightbox-next { right: 8px; }
}

.amazon-lightbox-prev:hover,
.amazon-lightbox-next:hover {
  background: rgba(255,255,255,0.3);
}

/* Lightbox Thumbnail Strip (Amazon style) */
.amazon-lightbox-thumbs {
  position: fixed;
  bottom: 50px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: 8px;
  max-width: 90vw;
  overflow-x: auto;
  padding: 8px 12px;
  z-index: calc(var(--amazon-z-modal, 600) + 1);
  scrollbar-width: thin;
  scrollbar-color: rgba(255,255,255,0.3) transparent;
}

.amazon-lightbox-thumbs::-webkit-scrollbar {
  height: 4px;
}

.amazon-lightbox-thumbs::-webkit-scrollbar-thumb {
  background: rgba(255,255,255,0.3);
  border-radius: 2px;
}

.amazon-lightbox-thumb {
  flex: 0 0 auto;
  width: 64px;
  height: 64px;
  padding: 0;
  border: 2px solid transparent;
  border-radius: 4px;
  background: none;
  cursor: pointer;
  position: relative;
  overflow: hidden;
  transition: border-color 0.2s, opacity 0.2s;
  opacity: 0.6;
}

.amazon-lightbox-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  border-radius: 2px;
}

.amazon-lightbox-thumb:hover {
  opacity: 0.9;
  border-color: rgba(255,255,255,0.5);
}

.amazon-lightbox-thumb.active {
  opacity: 1;
  border-color: var(--amazon-accent, #FF9900);
  box-shadow: 0 0 0 1px var(--amazon-accent, #FF9900);
}

@media (max-width: 575.98px) {
  .amazon-lightbox-thumbs {
    bottom: 40px;
    gap: 6px;
    padding: 6px 8px;
  }
  .amazon-lightbox-thumb {
    width: 48px;
    height: 48px;
  }
}

.amazon-lightbox-counter {
  position: fixed;
  bottom: 16px;
  left: 50%;
  transform: translateX(-50%);
  color: rgba(255,255,255,0.7);
  font-size: 13px;
  z-index: calc(var(--amazon-z-modal, 600) + 1);
}


/* ========================================
   QUICK VIEW MODAL
   ======================================== */

.amazon-quickview {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: var(--amazon-z-modal-backdrop, 500);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--amazon-space-4);
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.3s ease, visibility 0.3s ease;
}

.amazon-quickview.active {
  opacity: 1;
  visibility: visible;
}

.amazon-quickview-overlay {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.6);
}

.amazon-quickview-container {
  position: relative;
  width: 100%;
  max-width: 900px;
  max-height: 90vh;
  background: var(--amazon-bg-light);
  border-radius: var(--amazon-radius);
  box-shadow: var(--amazon-shadow-xl);
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

.amazon-quickview-close {
  position: absolute;
  top: var(--amazon-space-3);
  right: var(--amazon-space-3);
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--amazon-bg-gray-light);
  border: none;
  border-radius: 50%;
  cursor: pointer;
  z-index: 10;
  transition: background 0.2s ease;
}

.amazon-quickview-close:hover {
  background: var(--amazon-border-color);
}

.amazon-quickview-content {
  display: flex;
  overflow-y: auto;
  padding: var(--amazon-space-6);
  gap: var(--amazon-space-6);
}

.amazon-quickview-gallery {
  flex: 0 0 40%;
}

.amazon-quickview-gallery img {
  width: 100%;
  height: auto;
  border-radius: var(--amazon-radius-sm);
}

.amazon-quickview-info {
  flex: 1;
}

.amazon-quickview-title {
  font-size: var(--amazon-text-xl);
  font-weight: var(--amazon-font-bold);
  margin-bottom: var(--amazon-space-2);
}

.amazon-quickview-rating {
  margin-bottom: var(--amazon-space-3);
}

.amazon-quickview-price {
  font-size: var(--amazon-text-2xl);
  font-weight: var(--amazon-font-bold);
  color: var(--amazon-danger);
  margin-bottom: var(--amazon-space-4);
}

.amazon-quickview-description {
  color: var(--amazon-text-secondary);
  font-size: var(--amazon-text-sm);
  line-height: var(--amazon-leading-relaxed);
  margin-bottom: var(--amazon-space-4);
}

.amazon-quickview-actions {
  display: flex;
  gap: var(--amazon-space-3);
  margin-top: var(--amazon-space-4);
}

.amazon-quickview-link {
  display: block;
  text-align: center;
  margin-top: var(--amazon-space-4);
  font-size: var(--amazon-text-sm);
  color: var(--amazon-link);
}

.amazon-quickview-link:hover {
  color: var(--amazon-link-hover);
  text-decoration: underline;
}

@media (max-width: 767.98px) {
  .amazon-quickview-content {
    flex-direction: column;
  }

  .amazon-quickview-gallery {
    flex: none;
  }
}

/* ========================================
   FILTER LOADING SPINNER
   ======================================== */

.amazon-filter-loading {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  z-index: 100;
}

.amazon-spinner {
  width: 40px;
  height: 40px;
  border: 3px solid var(--amazon-border-light);
  border-top-color: var(--amazon-accent);
  border-radius: 50%;
  animation: amazon-spin 0.8s linear infinite;
}

@keyframes amazon-spin {
  to {
    transform: rotate(360deg);
  }
}

/* Active Filters Tags — defined in amazon-filters.css */