/**
 * Catalog Styles - Public Product Catalog
 * Product grid, filters, search, product detail page
 */

/* === CATALOG HEADER === */
.catalog-header {
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
  color: white;
  padding: var(--space-8) var(--space-4);
  text-align: center;
}

.catalog-header h1 {
  font-size: var(--font-size-3xl);
  margin-bottom: var(--space-3);
}

.catalog-header p {
  font-size: var(--font-size-lg);
  opacity: 0.9;
}

/* === SEARCH BAR === */
.search-bar {
  max-width: 600px;
  margin: var(--space-6) auto;
  position: relative;
}

.search-input {
  width: 100%;
  padding: var(--space-4) var(--space-6);
  padding-left: var(--space-12);
  font-size: var(--font-size-lg);
  border: 2px solid var(--color-border);
  border-radius: var(--radius-full);
  transition: all var(--transition-base);
}

.search-input:focus {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 4px rgba(37, 99, 235, 0.1);
  outline: none;
}

.search-icon {
  position: absolute;
  left: var(--space-4);
  top: 50%;
  transform: translateY(-50%);
  color: var(--color-text-secondary);
  font-size: 24px;
  pointer-events: none;
}

.search-clear {
  position: absolute;
  right: var(--space-4);
  top: 50%;
  transform: translateY(-50%);
  background: none;
  border: none;
  color: var(--color-text-secondary);
  cursor: pointer;
  padding: var(--space-2);
  border-radius: var(--radius-full);
  display: none;
}

.search-clear.active {
  display: block;
}

.search-clear:hover {
  background: var(--color-background);
  color: var(--color-text);
}

/* === FILTERS === */
.filters-section {
  background: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
  padding: var(--space-4);
}

.filters-container {
  max-width: var(--container-lg);
  margin: 0 auto;
  display: flex;
  gap: var(--space-4);
  flex-wrap: wrap;
  align-items: center;
}

.filter-group {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  min-width: 200px;
}

.filter-label {
  font-size: var(--font-size-sm);
  font-weight: 600;
  color: var(--color-text-secondary);
}

.filters-actions {
  display: flex;
  gap: var(--space-2);
  margin-left: auto;
}

.view-toggle {
  display: flex;
  background: var(--color-background);
  border-radius: var(--radius-md);
  padding: var(--space-1);
}

.view-toggle-btn {
  padding: var(--space-2);
  background: none;
  border: none;
  cursor: pointer;
  border-radius: var(--radius-sm);
  color: var(--color-text-secondary);
  transition: all var(--transition-base);
}

.view-toggle-btn.active {
  background: var(--color-surface);
  color: var(--color-primary);
  box-shadow: var(--shadow-sm);
}

/* === CATALOG SECTION === */
.catalog-section {
  padding: var(--space-6) 0;
}

.catalog-results-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--space-6);
}

.results-count {
  color: var(--color-text-secondary);
}

/* === PRODUCT GRID === */
.product-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: var(--space-6);
  margin-bottom: var(--space-6);
}

.product-grid.list-view {
  grid-template-columns: 1fr;
}

.product-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: all var(--transition-base);
  cursor: pointer;
  display: flex;
  flex-direction: column;
}

.product-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-xl);
  border-color: var(--color-primary);
}

.product-image-container {
  position: relative;
  width: 100%;
  padding-top: 100%;
  background: var(--color-background);
  overflow: hidden;
}

.product-image {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-base);
}

.product-card:hover .product-image {
  transform: scale(1.05);
}

.product-badge {
  position: absolute;
  top: var(--space-3);
  right: var(--space-3);
  z-index: 1;
}

.stock-badge {
  position: absolute;
  bottom: var(--space-3);
  left: var(--space-3);
  padding: var(--space-2) var(--space-3);
  background: rgba(0, 0, 0, 0.7);
  color: white;
  border-radius: var(--radius-md);
  font-size: var(--font-size-sm);
  font-weight: 600;
}

.product-info {
  padding: var(--space-4);
  flex: 1;
  display: flex;
  flex-direction: column;
}

.product-category {
  font-size: var(--font-size-xs);
  color: var(--color-text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: var(--space-2);
}

.product-name {
  font-size: var(--font-size-lg);
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: var(--space-2);
  line-height: 1.4;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.product-meta {
  display: flex;
  gap: var(--space-4);
  margin-top: auto;
  padding-top: var(--space-3);
  border-top: 1px solid var(--color-border);
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
}

.product-meta-item {
  display: flex;
  align-items: center;
  gap: var(--space-1);
}

/* List view styles */
.product-grid.list-view .product-card {
  flex-direction: row;
}

.product-grid.list-view .product-image-container {
  width: 200px;
  padding-top: 0;
  height: 200px;
}

.product-grid.list-view .product-info {
  flex: 1;
}

/* === PRODUCT DETAIL PAGE === */
.product-detail {
  padding: var(--space-8) 0;
}

.product-detail-container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-8);
  margin-bottom: var(--space-8);
}

.product-images {
  position: sticky;
  top: 100px;
  height: fit-content;
}

.main-image-container {
  position: relative;
  width: 100%;
  padding-top: 100%;
  background: var(--color-background);
  border-radius: var(--radius-lg);
  overflow: hidden;
  margin-bottom: var(--space-4);
}

.main-image {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.image-nav {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  background: rgba(255, 255, 255, 0.9);
  border: none;
  width: 40px;
  height: 40px;
  border-radius: var(--radius-full);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-base);
  z-index: 2;
}

.image-nav:hover {
  background: white;
  box-shadow: var(--shadow-lg);
}

.image-nav.prev {
  left: var(--space-3);
}

.image-nav.next {
  right: var(--space-3);
}

.image-thumbnails {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(80px, 1fr));
  gap: var(--space-2);
}

.thumbnail {
  aspect-ratio: 1;
  border: 2px solid var(--color-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  cursor: pointer;
  transition: all var(--transition-base);
}

.thumbnail:hover,
.thumbnail.active {
  border-color: var(--color-primary);
}

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

.product-detail-info h1 {
  font-size: var(--font-size-3xl);
  margin-bottom: var(--space-4);
}

.product-detail-meta {
  display: flex;
  gap: var(--space-4);
  margin-bottom: var(--space-6);
  padding-bottom: var(--space-4);
  border-bottom: 1px solid var(--color-border);
}

.detail-section {
  margin-bottom: var(--space-6);
}

.detail-section h3 {
  font-size: var(--font-size-lg);
  margin-bottom: var(--space-3);
  color: var(--color-text);
}

.detail-section p {
  color: var(--color-text-secondary);
  line-height: 1.6;
}

.variant-selector {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
}

.variant-option {
  padding: var(--space-3) var(--space-4);
  border: 2px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-surface);
  cursor: pointer;
  transition: all var(--transition-base);
  font-weight: 500;
}

.variant-option:hover {
  border-color: var(--color-primary);
  background: var(--color-primary-light);
}

.variant-option.active {
  border-color: var(--color-primary);
  background: var(--color-primary);
  color: white;
}

.variant-option.out-of-stock {
  opacity: 0.5;
  cursor: not-allowed;
  text-decoration: line-through;
}

.cta-buttons {
  display: flex;
  gap: var(--space-3);
  margin-top: var(--space-6);
}

.whatsapp-btn {
  flex: 1;
  background: #25D366;
  color: white;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: var(--space-4);
  font-size: var(--font-size-lg);
  font-weight: 600;
  border: none;
  border-radius: var(--radius-lg);
  cursor: pointer;
  transition: all var(--transition-base);
}

.whatsapp-btn:hover {
  background: #1fb855;
  transform: translateY(-2px);
  box-shadow: var(--shadow-xl);
}

.share-buttons {
  display: flex;
  gap: var(--space-2);
}

.share-btn {
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-surface);
  cursor: pointer;
  transition: all var(--transition-base);
}

.share-btn:hover {
  border-color: var(--color-primary);
  background: var(--color-primary-light);
  transform: translateY(-2px);
}

.video-container {
  position: relative;
  width: 100%;
  padding-top: 56.25%;
  background: var(--color-background);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.video-container iframe {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
}

/* === RELATED PRODUCTS === */
.related-products {
  padding: var(--space-8) 0;
  background: var(--color-background);
}

.related-products h2 {
  text-align: center;
  font-size: var(--font-size-2xl);
  margin-bottom: var(--space-6);
}

/* === EMPTY STATE === */
.empty-state {
  text-align: center;
  padding: var(--space-12) var(--space-4);
}

.empty-state-icon {
  font-size: 64px;
  color: var(--color-text-secondary);
  margin-bottom: var(--space-4);
}

.empty-state h3 {
  font-size: var(--font-size-xl);
  margin-bottom: var(--space-2);
  color: var(--color-text);
}

.empty-state p {
  color: var(--color-text-secondary);
  margin-bottom: var(--space-4);
}

/* === RESPONSIVE === */
@media (max-width: 1024px) {
  .product-detail-container {
    grid-template-columns: 1fr;
  }

  .product-images {
    position: static;
  }
}

@media (max-width: 768px) {
  .catalog-header h1 {
    font-size: var(--font-size-2xl);
  }

  .product-grid {
    grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
    gap: var(--space-3);
  }

  .product-grid.list-view {
    grid-template-columns: 1fr;
  }

  .product-grid.list-view .product-card {
    flex-direction: column;
  }

  .product-grid.list-view .product-image-container {
    width: 100%;
    padding-top: 100%;
    height: auto;
  }

  .filters-container {
    flex-direction: column;
    align-items: stretch;
  }

  .filters-actions {
    margin-left: 0;
  }

  .cta-buttons {
    flex-direction: column;
  }

  .product-detail h1 {
    font-size: var(--font-size-2xl);
  }
}

@media (max-width: 480px) {
  .product-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .product-name {
    font-size: var(--font-size-base);
  }

  .search-input {
    font-size: var(--font-size-base);
    padding: var(--space-3) var(--space-5);
    padding-left: var(--space-10);
  }
}