/* ==========================================================================
   Product Page Styles
   ========================================================================== */

/* --------------------------------------------------------------------------
   Breadcrumbs
   -------------------------------------------------------------------------- */
.breadcrumbs {
  padding: var(--space-4) 0;
  background-color: var(--bg-secondary);
}

.breadcrumbs__list {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-sm);
}

.breadcrumbs__item {
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.breadcrumbs__item::after {
  content: '/';
  color: var(--color-light);
}

.breadcrumbs__item:last-child::after {
  display: none;
}

.breadcrumbs__item a {
  color: var(--color-secondary);
}

.breadcrumbs__item a:hover {
  color: var(--color-primary);
}

.breadcrumbs__item--current span {
  color: var(--color-primary);
}

/* --------------------------------------------------------------------------
   Product Section
   -------------------------------------------------------------------------- */
.product-section {
  padding: var(--space-8) 0 var(--space-16);
}

.product-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-8);
  max-width: 100%;
  overflow: hidden;
}

@media (min-width: 1024px) {
  .product-layout {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    gap: var(--space-12);
  }
}

/* --------------------------------------------------------------------------
   Product Gallery
   -------------------------------------------------------------------------- */
.product-gallery {
  display: flex;
  flex-direction: column-reverse;
  gap: var(--space-4);
  max-width: 100%;
  overflow: hidden;
}

@media (min-width: 768px) {
  .product-gallery {
    flex-direction: row;
    gap: var(--space-4);
  }
}

/* Thumbnails */
.product-gallery__thumbs {
  display: flex;
  gap: var(--space-2);
  order: 2;
}

@media (min-width: 768px) {
  .product-gallery__thumbs {
    flex-direction: column;
    order: 0;
    width: 80px;
    flex-shrink: 0;
  }
}

.product-gallery__thumb {
  width: 60px;
  height: 80px;
  overflow: hidden;
  border: 2px solid transparent;
  cursor: pointer;
  transition: border-color var(--transition-fast);
}

@media (min-width: 768px) {
  .product-gallery__thumb {
    width: 100%;
    height: auto;
    aspect-ratio: 3 / 4;
  }
}

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

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

/* Main Image */
.product-gallery__main {
  position: relative;
  flex: 1;
  min-width: 0;
  max-width: 100%;
  overflow: hidden;
}

.product-gallery__image-container {
  width: 100%;
  aspect-ratio: 3 / 4;
  background-color: var(--bg-secondary);
  overflow: hidden;
}

.product-gallery__image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center top;
}

.product-gallery__wishlist {
  position: absolute;
  top: var(--space-4);
  right: var(--space-4);
  display: flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  background-color: var(--bg-primary);
  border-radius: var(--radius-full);
  color: var(--color-primary);
  z-index: 10;
  transition: all var(--transition-fast);
}

.product-gallery__wishlist:hover {
  color: var(--color-sale);
  transform: scale(1.1);
}

.product-gallery__wishlist.active {
  color: var(--color-sale);
}

.product-gallery__wishlist.active svg path {
  fill: currentColor;
}

/* --------------------------------------------------------------------------
   Product Info
   -------------------------------------------------------------------------- */
.product-info {
  display: flex;
  flex-direction: column;
  gap: var(--space-6);
}

.product-info__title {
  font-family: var(--font-display);
  font-size: var(--text-2xl);
  font-weight: 500;
  letter-spacing: 0.05em;
}

@media (min-width: 768px) {
  .product-info__title {
    font-size: var(--text-3xl);
  }
}

.product-info__price {
  font-size: var(--text-xl);
  font-weight: 600;
}

/* --------------------------------------------------------------------------
   Product Options
   -------------------------------------------------------------------------- */
.product-option {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.product-option__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.product-option__label {
  font-size: var(--text-sm);
  color: var(--color-secondary);
}

.product-option__label strong {
  color: var(--color-primary);
}

.product-option__guide {
  font-size: var(--text-sm);
  color: var(--color-primary);
  text-decoration: underline;
  text-underline-offset: 4px;
}

.product-option__guide:hover {
  color: var(--color-accent);
}

/* Size Buttons */
.size-buttons {
  display: flex;
  gap: var(--space-2);
}

.size-btn {
  min-width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0 var(--space-4);
  font-size: var(--text-sm);
  font-weight: 500;
  border: 1px solid var(--bg-secondary);
  background-color: var(--bg-primary);
  transition: all var(--transition-fast);
}

.size-btn:hover {
  border-color: var(--color-primary);
}

.size-btn--active {
  background-color: var(--color-primary);
  border-color: var(--color-primary);
  color: var(--bg-primary);
}

.size-btn--disabled {
  opacity: 0.4;
  cursor: not-allowed;
}

/* Color Buttons */
.color-buttons {
  display: flex;
  gap: var(--space-3);
}

.color-btn {
  width: 32px;
  height: 32px;
  border-radius: var(--radius-full);
  border: 2px solid transparent;
  cursor: pointer;
  transition: all var(--transition-fast);
  position: relative;
}

.color-btn::after {
  content: '';
  position: absolute;
  inset: -4px;
  border: 2px solid transparent;
  border-radius: var(--radius-full);
  transition: border-color var(--transition-fast);
}

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

/* --------------------------------------------------------------------------
   Product Actions
   -------------------------------------------------------------------------- */
.product-actions {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  padding: var(--space-6) 0;
  border-top: 1px solid var(--bg-secondary);
  border-bottom: 1px solid var(--bg-secondary);
}

.btn--full {
  width: 100%;
  padding: var(--space-4) var(--space-6);
  font-size: var(--text-base);
}

.add-to-cart-btn {
  position: relative;
  overflow: hidden;
}

.add-to-cart-btn.loading {
  pointer-events: none;
}

.add-to-cart-btn.loading::after {
  content: '';
  position: absolute;
  inset: 0;
  background-color: inherit;
  display: flex;
  align-items: center;
  justify-content: center;
}

/* --------------------------------------------------------------------------
   Model Info
   -------------------------------------------------------------------------- */
.model-info {
  padding: var(--space-4);
  background-color: var(--bg-secondary);
  border-radius: var(--radius-md);
  font-size: var(--text-sm);
  color: var(--color-secondary);
}

.model-info p {
  margin-bottom: var(--space-1);
}

.model-info p:last-child {
  margin-bottom: 0;
}

/* --------------------------------------------------------------------------
   Accordions
   -------------------------------------------------------------------------- */
.product-accordions {
  display: flex;
  flex-direction: column;
}

.accordion {
  border-bottom: 1px solid var(--bg-secondary);
}

.accordion__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  padding: var(--space-4) 0;
  font-size: var(--text-base);
  font-weight: 500;
  text-align: left;
  transition: color var(--transition-fast);
}

.accordion__header:hover {
  color: var(--color-accent);
}

.accordion__header svg {
  flex-shrink: 0;
  transition: transform var(--transition-fast);
}

.accordion.active .accordion__header svg {
  transform: rotate(180deg);
}

.accordion__content {
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--transition-base);
}

.accordion.active .accordion__content {
  max-height: 500px;
}

.accordion__content p,
.accordion__content ul {
  padding-bottom: var(--space-4);
  font-size: var(--text-sm);
  color: var(--color-secondary);
  line-height: 1.6;
}

.accordion__content ul {
  padding-left: var(--space-4);
}

.accordion__content li {
  position: relative;
  padding-left: var(--space-4);
  margin-bottom: var(--space-2);
}

.accordion__content li::before {
  content: '•';
  position: absolute;
  left: 0;
}

/* --------------------------------------------------------------------------
   Related Products Grid
   -------------------------------------------------------------------------- */
.products-grid--3 {
  grid-template-columns: repeat(2, 1fr);
}

@media (min-width: 768px) {
  .products-grid--3 {
    grid-template-columns: repeat(3, 1fr);
  }
}

/* --------------------------------------------------------------------------
   Size Guide Modal
   -------------------------------------------------------------------------- */
.size-guide-modal {
  position: fixed;
  inset: 0;
  z-index: 300;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-4);
  visibility: hidden;
  opacity: 0;
  transition: all var(--transition-fast);
}

.size-guide-modal.active {
  visibility: visible;
  opacity: 1;
}

.size-guide-modal__overlay {
  position: absolute;
  inset: 0;
  background-color: rgba(0, 0, 0, 0.5);
}

.size-guide-modal__content {
  position: relative;
  max-width: 600px;
  max-height: 90vh;
  overflow-y: auto;
  background-color: var(--bg-primary);
  padding: var(--space-8);
  transform: translateY(20px);
  transition: transform var(--transition-fast);
}

.size-guide-modal.active .size-guide-modal__content {
  transform: translateY(0);
}

.size-guide-modal__close {
  position: absolute;
  top: var(--space-4);
  right: var(--space-4);
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--text-2xl);
  color: var(--color-secondary);
}

.size-guide-modal__close:hover {
  color: var(--color-primary);
}

.size-guide-modal__title {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: 500;
  margin-bottom: var(--space-6);
}

.size-guide-table {
  width: 100%;
  border-collapse: collapse;
  font-size: var(--text-sm);
}

.size-guide-table th,
.size-guide-table td {
  padding: var(--space-3);
  text-align: center;
  border: 1px solid var(--bg-secondary);
}

.size-guide-table th {
  background-color: var(--bg-secondary);
  font-weight: 600;
}