/* Product Page Styles */

/* Breadcrumb */
.breadcrumb {
  background-color: var(--color-very-light-gray);
  padding: var(--spacing-sm) 0;
}

.breadcrumb ul {
  display: flex;
  align-items: center;
}

.breadcrumb li {
  font-size: 0.875rem;
}

.breadcrumb li:not(:last-child)::after {
  content: '/';
  margin: 0 var(--spacing-xs);
  color: var(--color-light-gray);
}

.breadcrumb li:last-child {
  color: var(--color-primary);
}

/* Product Section */
.product-section {
  padding: var(--spacing-lg) 0;
}

.product-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-xl);
}

/* Product Gallery */
.product-gallery {
  position: relative;
}

.main-image {
  border: 1px solid var(--color-very-light-gray);
  border-radius: var(--border-radius-md);
  padding: var(--spacing-md);
  margin-bottom: var(--spacing-md);
  background-color: #fff;
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
}

.main-image img {
  width: 100%;
  height: auto;
  object-fit: contain;
}

.gallery-thumbnails {
  display: flex;
  gap: var(--spacing-sm);
}

.thumbnail {
  border: 1px solid var(--color-very-light-gray);
  border-radius: var(--border-radius-sm);
  padding: var(--spacing-xs);
  cursor: pointer;
  width: 80px;
  height: 80px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: border-color var(--transition-fast);
}

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

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

/* Product Details */
.product-title {
  font-size: 2.25rem;
  margin-bottom: var(--spacing-sm);
}

.product-price {
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: var(--spacing-md);
}

.product-description {
  margin-bottom: var(--spacing-md);
}

.product-description p {
  margin-bottom: var(--spacing-sm);
  color: var(--color-mid-gray);
}

.product-actions {
  display: flex;
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-md);
}

.quantity-selector {
  display: flex;
  align-items: center;
  border: 1px solid var(--color-light-gray);
  border-radius: var(--border-radius-sm);
  overflow: hidden;
}

.quantity-btn {
  background: var(--color-very-light-gray);
  border: none;
  padding: 0.5rem 1rem;
  cursor: pointer;
  font-size: 1.25rem;
  transition: background-color var(--transition-fast);
}

.quantity-btn:hover {
  background-color: var(--color-light-gray);
}

.quantity-selector input {
  border: none;
  text-align: center;
  width: 50px;
  appearance: none;
  -moz-appearance: textfield;
  padding: 0.5rem;
  font-size: 1rem;
}

.quantity-selector input::-webkit-outer-spin-button,
.quantity-selector input::-webkit-inner-spin-button {
  -webkit-appearance: none;
  margin: 0;
}

.stock-status {
  margin-bottom: var(--spacing-md);
  font-size: 0.875rem;
  font-weight: 600;
}

.in-stock {
  color: #4CAF50;
}

.out-of-stock {
  color: #F44336;
}

.product-meta {
  font-size: 0.875rem;
  color: var(--color-light-gray);
}

/* Product Tabs */
.product-tabs {
  margin: var(--spacing-xl) 0;
}

.tabs {
  border: 1px solid var(--color-very-light-gray);
  border-radius: var(--border-radius-md);
  overflow: hidden;
}

.tab-header {
  display: flex;
  background-color: var(--color-very-light-gray);
}

.tab-btn {
  padding: var(--spacing-sm) var(--spacing-md);
  cursor: pointer;
  transition: all var(--transition-fast);
  font-weight: 500;
}

.tab-btn.active {
  background-color: #fff;
  color: var(--color-primary);
  position: relative;
}

.tab-btn.active::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 3px;
  background-color: var(--color-primary);
}

.tab-content {
  padding: var(--spacing-md);
  background-color: #fff;
}

.tab-pane {
  display: none;
}

.tab-pane.active {
  display: block;
}

.info-grid {
  display: grid;
  gap: var(--spacing-md);
}

.info-row {
  display: grid;
  grid-template-columns: 250px 1fr;
  gap: var(--spacing-md);
  padding-bottom: var(--spacing-sm);
  border-bottom: 1px solid var(--color-very-light-gray);
}

.info-label {
  font-weight: 600;
  color: var(--color-dark);
}

.info-value {
  color: var(--color-mid-gray);
}

/* Related Products */
.related-products {
  margin-bottom: var(--spacing-xl);
}

.related-products h2 {
  margin-bottom: var(--spacing-lg);
  text-align: center;
}

.products-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--spacing-md);
}

.product-card {
  border: 1px solid var(--color-very-light-gray);
  border-radius: var(--border-radius-md);
  padding: var(--spacing-md);
  text-align: center;
  transition: transform var(--transition-normal), box-shadow var(--transition-normal);
}

.product-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
}

.product-image {
  margin-bottom: var(--spacing-md);
  height: 180px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.product-image img {
  max-height: 100%;
  max-width: 100%;
  object-fit: contain;
}

.product-name {
  font-size: 1.125rem;
  margin-bottom: var(--spacing-xs);
}

.product-card .product-price {
  font-size: 1.25rem;
  margin-bottom: var(--spacing-md);
}

.product-card .btn {
  width: 100%;
}

/* Media Queries */
@media (max-width: 992px) {
  .product-grid {
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
  }

  .products-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .info-row {
    grid-template-columns: 1fr;
    gap: var(--spacing-xs);
  }

  .product-actions {
    flex-direction: column;
  }

  .quantity-selector {
    width: 100%;
    justify-content: space-between;
  }

  .products-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 576px) {
  .tab-header {
    flex-direction: column;
  }

  .tab-btn.active::after {
    width: 3px;
    height: 100%;
    bottom: auto;
    top: 0;
  }
}