/* Copyright (c) 2025-2026 Spwig contributors. Licensed under AGPL-3.0. */

/* Product Section Layout */
.product-section {
  padding: var(--theme-space-8, 2rem) 0;
}

.product-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--theme-space-12, 3rem);
  align-items: start;
}

@media (max-width: 968px) {
  .product-layout {
    grid-template-columns: 1fr;
    gap: var(--theme-space-8, 2rem);
  }
}

/* Product Gallery */
.product-gallery {
  position: sticky;
  top: var(--theme-space-4, 1rem);
  z-index: 1;
}

.product-gallery__main {
  position: relative;
  margin-bottom: var(--theme-space-4, 1rem);
}

.product-gallery__zoom-container {
  position: relative;
  overflow: hidden;
  border-radius: var(--theme-radius-lg, 0.75rem);
  background: var(--theme-color-background-secondary, #f9fafb);
  aspect-ratio: 1;
  cursor: zoom-in;
}

.product-gallery__image {
  width: 100%;
  height: 100%;
  object-fit: contain;
  transition: opacity 0.2s ease;
}

.product-gallery__placeholder {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 4rem;
  color: var(--theme-color-text-muted, #6b7280);
  aspect-ratio: 1;
}

.product-gallery__zoom-lens {
  position: absolute;
  border: 2px solid var(--theme-color-primary, #2563eb);
  background: var(--theme-color-surface-overlay, rgba(255, 255, 255, 0.3));
  width: 150px;
  height: 150px;
  pointer-events: none;
  opacity: 0;
  transition: opacity 0.2s ease;
}

.product-gallery__zoom-container:hover .product-gallery__zoom-lens {
  opacity: 1;
}

.product-gallery__zoom-result {
  position: absolute;
  top: 0;
  left: calc(100% + var(--theme-space-4, 1rem));
  width: 400px;
  height: 400px;
  background-repeat: no-repeat;
  border-radius: var(--theme-radius-lg, 0.75rem);
  box-shadow: var(--theme-shadow-xl, 0 20px 25px rgba(0, 0, 0, 0.1));
  z-index: 100;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s ease;
}

.product-gallery__zoom-container:hover ~ .product-gallery__zoom-result {
  opacity: 1;
}

@media (max-width: 1200px) {
  .product-gallery__zoom-result {
    display: none;
  }
}

.product-gallery__thumbnails {
  display: flex;
  gap: var(--theme-space-2, 0.5rem);
  overflow-x: auto;
  padding-bottom: var(--theme-space-2, 0.5rem);
}

.product-gallery__thumb {
  flex-shrink: 0;
  width: 80px;
  height: 80px;
  border: 2px solid transparent;
  border-radius: var(--theme-radius-md, 0.5rem);
  overflow: hidden;
  cursor: pointer;
  background: var(--theme-color-background-secondary, #f9fafb);
  padding: 0;
  transition: border-color 0.2s ease;
}

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

.product-gallery__thumb--active,
.product-gallery__thumb:hover {
  border-color: var(--theme-color-primary, #2563eb);
}

/* Product Info */
.product-info {
  padding-top: var(--theme-space-2, 0.5rem);
}

.product-info__brand {
  text-transform: uppercase;
  font-size: var(--theme-font-size-sm, 0.875rem);
  color: var(--theme-color-text-muted, #6b7280);
  letter-spacing: 0.05em;
  margin-bottom: var(--theme-space-2, 0.5rem);
}

.product-info__title {
  font-size: var(--theme-font-size-3xl, 1.875rem);
  font-weight: var(--theme-font-weight-bold, 700);
  color: var(--theme-color-text, #1f2937);
  line-height: 1.2;
  margin-bottom: var(--theme-space-3, 0.75rem);
}

.product-info__rating {
  display: flex;
  align-items: center;
  gap: var(--theme-space-3, 0.75rem);
  margin-bottom: var(--theme-space-4, 1rem);
}

.star-rating {
  display: flex;
  gap: 2px;
}

.star-rating__star--filled,
.star--filled {
  color: var(--theme-color-warning, #f59e0b);
}

.star-rating__star--empty,
.star--empty {
  color: var(--theme-color-border, #e5e7eb);
}

.product-info__review-link {
  font-size: var(--theme-font-size-sm, 0.875rem);
  color: var(--theme-color-primary, #2563eb);
  text-decoration: none;
}

.product-info__review-link:hover {
  text-decoration: underline;
}

.product-info__price {
  display: flex;
  align-items: center;
  gap: var(--theme-space-3, 0.75rem);
  margin-bottom: var(--theme-space-4, 1rem);
}

.price {
  font-size: var(--theme-font-size-2xl, 1.5rem);
  font-weight: var(--theme-font-weight-bold, 700);
  color: var(--theme-color-text, #1f2937);
}

.price--sale {
  color: var(--theme-color-danger, #dc2626);
}

.price--compare {
  font-size: var(--theme-font-size-lg, 1.125rem);
  font-weight: normal;
  color: var(--theme-color-text-muted, #6b7280);
  text-decoration: line-through;
}

.price__badge {
  display: inline-block;
  padding: var(--theme-space-1, 0.25rem) var(--theme-space-2, 0.5rem);
  background: var(--theme-color-danger, #dc2626);
  color: white;
  font-size: var(--theme-font-size-xs, 0.75rem);
  font-weight: var(--theme-font-weight-semibold, 600);
  text-transform: uppercase;
  border-radius: var(--theme-radius-sm, 0.25rem);
}

.product-info__description {
  color: var(--theme-color-text-muted, #6b7280);
  line-height: 1.6;
  margin-bottom: var(--theme-space-6, 1.5rem);
}

/* Key Features */
.product-features {
  margin-bottom: var(--theme-space-6, 1.5rem);
}
.product-features__title {
  font-size: var(--theme-font-size-base, 1rem);
  font-weight: var(--theme-font-weight-semibold, 600);
  margin-bottom: var(--theme-space-3, 0.75rem);
  color: var(--theme-color-text, #1f2937);
}
.product-features__list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: var(--theme-space-2, 0.5rem);
}
.product-features__item {
  padding-left: var(--theme-space-4, 1rem);
  position: relative;
  color: var(--theme-color-text-muted, #6b7280);
  font-size: var(--theme-font-size-sm, 0.875rem);
}
.product-features__item::before {
  content: '\2713';
  position: absolute;
  left: 0;
  color: var(--theme-color-success, #10b981);
  font-weight: 600;
}
.product-features__item strong {
  color: var(--theme-color-text, #1f2937);
}

/* Variant Selection */
.product-variants {
  margin-bottom: var(--theme-space-6, 1.5rem);
}

.variant-group {
  margin-bottom: var(--theme-space-4, 1rem);
}

.variant-group__label {
  display: block;
  font-weight: var(--theme-font-weight-medium, 500);
  color: var(--theme-color-text, #1f2937);
  margin-bottom: var(--theme-space-2, 0.5rem);
}

.variant-group__selected {
  font-weight: normal;
  color: var(--theme-color-text-muted, #6b7280);
}

.variant-group__options {
  display: flex;
  flex-wrap: wrap;
  gap: var(--theme-space-2, 0.5rem);
}

.variant-swatch {
  position: relative;
  border: 2px solid var(--theme-color-border, #e5e7eb);
  background: var(--theme-color-surface, #fff);
  cursor: pointer;
  transition: all 0.2s ease;
}

.variant-swatch--color {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--swatch-color);
}

.variant-swatch--text {
  padding: var(--theme-space-2, 0.5rem) var(--theme-space-4, 1rem);
  border-radius: var(--theme-radius-md, 0.5rem);
  font-size: var(--theme-font-size-sm, 0.875rem);
  font-weight: var(--theme-font-weight-medium, 500);
}

.variant-swatch:hover {
  border-color: var(--theme-color-primary, #2563eb);
}

.variant-swatch--active {
  border-color: var(--theme-color-primary, #2563eb);
  box-shadow: 0 0 0 1px var(--theme-color-primary, #2563eb);
}

.variant-swatch--disabled {
  opacity: 0.5;
  cursor: not-allowed;
  position: relative;
}

.variant-swatch--disabled::after {
  content: '';
  position: absolute;
  top: 50%;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--theme-color-danger, #dc2626);
  transform: rotate(-45deg);
}

.variant-swatch__check {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  color: white;
  opacity: 0;
  transition: opacity 0.2s ease;
  text-shadow: var(--theme-shadow-text, 0 1px 2px rgba(0, 0, 0, 0.3));
}

.variant-swatch--active .variant-swatch__check {
  opacity: 1;
}

/* Color swatch placeholder letter (when no color_hex set) */
.variant-swatch__letter {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  font-size: 14px;
  font-weight: 600;
  color: var(--theme-color-text-muted, #6b7280);
}

.variant-swatch--color:not([style*='--swatch-color']) {
  background: var(--theme-color-border, #e5e7eb);
}

/* Dropdown selector */
.variant-select {
  width: 100%;
  max-width: 280px;
  padding: var(--theme-space-2, 0.5rem) var(--theme-space-3, 0.75rem);
  border: 2px solid var(--theme-color-border, #e5e7eb);
  border-radius: var(--theme-radius-md, 0.5rem);
  background: var(--theme-color-surface, #fff);
  color: var(--theme-color-text, #1f2937);
  font-size: var(--theme-font-size-sm, 0.875rem);
  font-family: inherit;
  cursor: pointer;
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%236b7280' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 0.75rem center;
  background-size: 16px;
  padding-right: 2.5rem;
}

.variant-select:focus {
  outline: none;
  border-color: var(--theme-color-primary, #2563eb);
  box-shadow: 0 0 0 1px var(--theme-color-primary, #2563eb);
}

/* Radio list */
.variant-group__options--radio {
  flex-direction: column;
  gap: var(--theme-space-1, 0.25rem);
}

.variant-radio {
  display: flex;
  align-items: center;
  gap: var(--theme-space-2, 0.5rem);
  padding: var(--theme-space-2, 0.5rem) var(--theme-space-3, 0.75rem);
  border: 1px solid var(--theme-color-border, #e5e7eb);
  border-radius: var(--theme-radius-md, 0.5rem);
  cursor: pointer;
  transition:
    border-color 0.15s,
    background-color 0.15s;
}

.variant-radio:hover {
  border-color: var(--theme-color-primary, #2563eb);
}

.variant-radio:has(input:checked) {
  border-color: var(--theme-color-primary, #2563eb);
  background: var(--theme-color-primary-light, rgba(37, 99, 235, 0.05));
}

.variant-radio input[type='radio'] {
  accent-color: var(--theme-color-primary, #2563eb);
  margin: 0;
}

.variant-radio__label {
  font-size: var(--theme-font-size-sm, 0.875rem);
  color: var(--theme-color-text, #1f2937);
  font-weight: var(--theme-font-weight-medium, 500);
}

/* Quantity Selector */
/* Region unavailability notice */
.product-region-notice {
  display: flex;
  align-items: center;
  gap: var(--theme-space-3, 0.75rem);
  padding: var(--theme-space-4, 1rem);
  margin-bottom: var(--theme-space-4, 1rem);
  background: var(--theme-color-surface-alt, #f9fafb);
  border: 1px solid var(--theme-color-border, #e5e7eb);
  border-radius: var(--theme-radius-md, 0.5rem);
  color: var(--theme-color-text-secondary, #6b7280);
  font-size: var(--theme-font-size-sm, 0.875rem);
}

.product-region-notice i {
  font-size: 1.25rem;
  flex-shrink: 0;
}

.product-region-notice p {
  margin: 0;
}

.product-actions {
  display: flex;
  gap: var(--theme-space-4, 1rem);
  margin-bottom: var(--theme-space-4, 1rem);
}

.quantity-selector {
  display: flex;
  align-items: center;
  border: 1px solid var(--theme-color-border, #e5e7eb);
  border-radius: var(--theme-radius-md, 0.5rem);
  overflow: hidden;
}

.quantity-selector__btn {
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--theme-color-background-secondary, #f9fafb);
  border: none;
  cursor: pointer;
  transition: background 0.2s ease;
}

.quantity-selector__btn:hover {
  background: var(--theme-color-border, #e5e7eb);
}

.quantity-selector__input {
  width: 60px;
  height: 44px;
  text-align: center;
  border: none;
  font-size: var(--theme-font-size-base, 1rem);
  font-weight: var(--theme-font-weight-medium, 500);
  -moz-appearance: textfield;
}

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

.btn--add-to-cart {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--theme-space-2, 0.5rem);
}

/* Express Checkout */
.express-checkout {
  margin-bottom: var(--theme-space-6, 1.5rem);
}

.express-checkout__divider {
  display: flex;
  align-items: center;
  gap: var(--theme-space-4, 1rem);
  margin-bottom: var(--theme-space-4, 1rem);
  color: var(--theme-color-text-muted, #6b7280);
  font-size: var(--theme-font-size-sm, 0.875rem);
}

.express-checkout__divider::before,
.express-checkout__divider::after {
  content: '';
  flex: 1;
  height: 1px;
  background: var(--theme-color-border, #e5e7eb);
}

.express-checkout__buttons {
  display: flex;
  gap: var(--theme-space-2, 0.5rem);
}

.express-btn {
  flex: 1;
  padding: var(--theme-space-3, 0.75rem);
  border: 1px solid var(--theme-color-border, #e5e7eb);
  border-radius: var(--theme-radius-md, 0.5rem);
  font-size: var(--theme-font-size-sm, 0.875rem);
  font-weight: var(--theme-font-weight-medium, 500);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--theme-space-2, 0.5rem);
  transition: all 0.2s ease;
}

.express-btn--apple {
  background: #000;
  color: #fff;
  border-color: #000;
}

.express-btn--google {
  background: #fff;
  color: #3c4043;
}

.express-btn--paypal {
  background: #ffc439;
  color: #003087;
  border-color: #ffc439;
}

.express-btn:hover {
  opacity: 0.9;
  transform: translateY(-1px);
}

/* Express Checkout Setup/Trial Prompts */
.express-checkout__setup-prompt,
.express-checkout__trial-notice {
  background: var(--theme-color-warning-light, #fef3c7);
  border: 1px solid var(--theme-color-warning, #f59e0b);
  border-radius: var(--theme-radius-md, 0.5rem);
  padding: var(--theme-space-4, 1rem);
  margin-bottom: var(--theme-space-6, 1.5rem);
  text-align: center;
}

.express-checkout__trial-notice {
  background: var(--theme-color-info-light, #dbeafe);
  border-color: var(--theme-color-info, #3b82f6);
}

.express-checkout__setup-text,
.express-checkout__trial-text {
  font-size: var(--theme-font-size-sm, 0.875rem);
  color: var(--theme-color-text, #1f2937);
  margin: 0 0 var(--theme-space-2, 0.5rem);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--theme-space-2, 0.5rem);
}

.express-checkout__setup-text i {
  color: var(--theme-color-warning, #f59e0b);
}

.express-checkout__trial-text i {
  color: var(--theme-color-info, #3b82f6);
}

.express-checkout__setup-link {
  font-size: var(--theme-font-size-sm, 0.875rem);
  font-weight: var(--theme-font-weight-medium, 500);
  color: var(--theme-color-primary, #2563eb);
  text-decoration: none;
}

.express-checkout__setup-link:hover {
  text-decoration: underline;
}

/* Product Meta */
.product-meta {
  padding: var(--theme-space-4, 1rem) 0;
  border-top: 1px solid var(--theme-color-border, #e5e7eb);
  border-bottom: 1px solid var(--theme-color-border, #e5e7eb);
  margin-bottom: var(--theme-space-4, 1rem);
}

.product-meta__item {
  display: flex;
  gap: var(--theme-space-2, 0.5rem);
  font-size: var(--theme-font-size-sm, 0.875rem);
  margin-bottom: var(--theme-space-1, 0.25rem);
}

.product-meta__item:last-child {
  margin-bottom: 0;
}

.product-meta__label {
  color: var(--theme-color-text-muted, #6b7280);
}

.product-meta__value,
.product-meta__link {
  color: var(--theme-color-text, #1f2937);
}

.product-meta__link {
  text-decoration: none;
}

.product-meta__link:hover {
  color: var(--theme-color-primary, #2563eb);
}

/* Trust Badges */
.trust-badges {
  display: flex;
  flex-wrap: wrap;
  gap: var(--theme-space-4, 1rem);
}

.trust-badge {
  display: flex;
  align-items: center;
  gap: var(--theme-space-2, 0.5rem);
  font-size: var(--theme-font-size-sm, 0.875rem);
  color: var(--theme-color-text-muted, #6b7280);
}

.trust-badge i {
  color: var(--theme-color-success, #10b981);
}

/* Product Tabs */
.product-tabs-section {
  padding: var(--theme-space-12, 3rem) 0;
  background: var(--theme-color-background-secondary, #f9fafb);
}

.product-tabs__nav {
  display: flex;
  gap: var(--theme-space-1, 0.25rem);
  border-bottom: 1px solid var(--theme-color-border, #e5e7eb);
  margin-bottom: var(--theme-space-6, 1.5rem);
}

.product-tabs__tab {
  padding: var(--theme-space-3, 0.75rem) var(--theme-space-6, 1.5rem);
  background: none;
  border: none;
  font-size: var(--theme-font-size-base, 1rem);
  font-weight: var(--theme-font-weight-medium, 500);
  color: var(--theme-color-text-muted, #6b7280);
  cursor: pointer;
  position: relative;
  transition: color 0.2s ease;
}

.product-tabs__tab:hover {
  color: var(--theme-color-text, #1f2937);
}

.product-tabs__tab--active {
  color: var(--theme-color-primary, #2563eb);
}

.product-tabs__tab--active::after {
  content: '';
  position: absolute;
  bottom: -1px;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--theme-color-primary, #2563eb);
}

.product-tabs__panel {
  display: none;
}

.product-tabs__panel--active {
  display: block;
}

/* Stacked mode: all panels always visible */
.product-tabs-section--stacked .product-tabs__panel {
  display: block;
}

/* Accordion mode: panels visible (body wrapper controls visibility) */
.product-tabs-section--accordion .product-tabs__panel {
  display: block;
}

/* Accordion */
.product-accordion__item {
  border-bottom: 1px solid var(--theme-color-border, #e5e7eb);
}

.product-accordion__item:last-child {
  border-bottom: none;
}

.product-accordion__header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  width: 100%;
  padding: var(--theme-space-4, 1rem) 0;
  background: none;
  border: none;
  font-size: var(--theme-font-size-lg, 1.125rem);
  font-weight: var(--theme-font-weight-semibold, 600);
  color: var(--theme-color-text, #1f2937);
  cursor: pointer;
  transition: color 0.2s ease;
}

.product-accordion__header:hover {
  color: var(--theme-color-primary, #2563eb);
}

.product-accordion__header i {
  transition: transform 0.3s ease;
  font-size: var(--theme-font-size-sm, 0.875rem);
  color: var(--theme-color-text-muted, #6b7280);
}

.product-accordion__item--open .product-accordion__header i {
  transform: rotate(180deg);
}

.product-accordion__body {
  padding-bottom: var(--theme-space-4, 1rem);
}

.product-accordion__body[hidden] {
  display: none;
}

/* Stacked sections */
.product-stacked__section {
  padding: var(--theme-space-6, 1.5rem) 0;
  border-bottom: 1px solid var(--theme-color-border, #e5e7eb);
}

.product-stacked__section:last-child {
  border-bottom: none;
}

.product-stacked__title {
  font-size: var(--theme-font-size-xl, 1.25rem);
  font-weight: var(--theme-font-weight-semibold, 600);
  color: var(--theme-color-text, #1f2937);
  margin-bottom: var(--theme-space-4, 1rem);
}

.product-description {
  line-height: 1.7;
  color: var(--theme-color-text, #1f2937);
}

.product-description p {
  margin-bottom: var(--theme-space-4, 1rem);
}

.product-description ul,
.product-description ol {
  margin-bottom: var(--theme-space-4, 1rem);
  padding-left: var(--theme-space-6, 1.5rem);
}

.product-description li {
  margin-bottom: var(--theme-space-2, 0.5rem);
}

/* Specifications Table */
.specs-table {
  width: 100%;
  border-collapse: collapse;
}

.specs-table th,
.specs-table td {
  padding: var(--theme-space-3, 0.75rem) var(--theme-space-4, 1rem);
  text-align: left;
  border-bottom: 1px solid var(--theme-color-border, #e5e7eb);
}

.specs-table th {
  width: 40%;
  font-weight: var(--theme-font-weight-medium, 500);
  color: var(--theme-color-text-muted, #6b7280);
  background: var(--theme-color-surface, #fff);
}

.specs-table td {
  color: var(--theme-color-text, #1f2937);
}

/* Reviews Section */
.reviews-section {
  max-width: 800px;
}

.reviews-summary {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: var(--theme-space-8, 2rem);
  padding: var(--theme-space-6, 1.5rem);
  background: var(--theme-color-surface, #fff);
  border-radius: var(--theme-radius-lg, 0.75rem);
  margin-bottom: var(--theme-space-6, 1.5rem);
}

@media (max-width: 600px) {
  .reviews-summary {
    grid-template-columns: 1fr;
  }
}

.reviews-summary__score {
  text-align: center;
}

.reviews-summary__number {
  display: block;
  font-size: var(--theme-font-size-4xl, 2.25rem);
  font-weight: var(--theme-font-weight-bold, 700);
  color: var(--theme-color-text, #1f2937);
}

.reviews-summary__stars {
  margin: var(--theme-space-2, 0.5rem) 0;
}

.reviews-summary__count {
  font-size: var(--theme-font-size-sm, 0.875rem);
  color: var(--theme-color-text-muted, #6b7280);
}

.reviews-summary__breakdown {
  display: flex;
  flex-direction: column;
  gap: var(--theme-space-2, 0.5rem);
}

.rating-bar {
  display: flex;
  align-items: center;
  gap: var(--theme-space-3, 0.75rem);
}

.rating-bar__label {
  width: 50px;
  font-size: var(--theme-font-size-sm, 0.875rem);
  color: var(--theme-color-text-muted, #6b7280);
}

.rating-bar__label i {
  color: var(--theme-color-warning, #f59e0b);
  font-size: var(--theme-font-size-xs, 0.75rem);
}

.rating-bar__track {
  flex: 1;
  height: 8px;
  background: var(--theme-color-border, #e5e7eb);
  border-radius: var(--theme-radius-full, 9999px);
  overflow: hidden;
}

.rating-bar__fill {
  height: 100%;
  background: var(--theme-color-warning, #f59e0b);
  border-radius: var(--theme-radius-full, 9999px);
}

.rating-bar__count {
  width: 30px;
  font-size: var(--theme-font-size-sm, 0.875rem);
  color: var(--theme-color-text-muted, #6b7280);
  text-align: right;
}

/* Review Cards */
.reviews-list {
  display: flex;
  flex-direction: column;
  gap: var(--theme-space-4, 1rem);
}

.review-card {
  padding: var(--theme-space-5, 1.25rem);
  background: var(--theme-color-surface, #fff);
  border-radius: var(--theme-radius-lg, 0.75rem);
}

.review-card__header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: var(--theme-space-3, 0.75rem);
}

.review-card__author {
  display: flex;
  align-items: center;
  gap: var(--theme-space-3, 0.75rem);
}

.review-card__avatar {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--theme-color-primary-light, #dbeafe);
  color: var(--theme-color-primary, #2563eb);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: var(--theme-font-weight-semibold, 600);
}

.review-card__name {
  display: block;
  font-weight: var(--theme-font-weight-medium, 500);
  color: var(--theme-color-text, #1f2937);
}

.review-card__verified {
  display: flex;
  align-items: center;
  gap: var(--theme-space-1, 0.25rem);
  font-size: var(--theme-font-size-xs, 0.75rem);
  color: var(--theme-color-success, #10b981);
}

.review-card__rating {
  font-size: var(--theme-font-size-sm, 0.875rem);
}

.review-card__title {
  font-weight: var(--theme-font-weight-semibold, 600);
  color: var(--theme-color-text, #1f2937);
  margin-bottom: var(--theme-space-2, 0.5rem);
}

.review-card__content {
  color: var(--theme-color-text-muted, #6b7280);
  line-height: 1.6;
  margin-bottom: var(--theme-space-3, 0.75rem);
}

.review-card__footer {
  display: flex;
  justify-content: space-between;
  font-size: var(--theme-font-size-sm, 0.875rem);
  color: var(--theme-color-text-muted, #6b7280);
}

.reviews-empty {
  text-align: center;
  padding: var(--theme-space-12, 3rem);
  color: var(--theme-color-text-muted, #6b7280);
}

.reviews-empty i {
  font-size: 3rem;
  margin-bottom: var(--theme-space-4, 1rem);
  display: block;
  opacity: 0.5;
}

/* Bundle Contents */
.bundle-contents {
  margin-bottom: var(--theme-space-6, 1.5rem);
  border: 1px solid var(--theme-color-border, #e5e7eb);
  border-radius: var(--theme-radius-lg, 0.75rem);
  overflow: hidden;
}

.bundle-contents__title {
  display: flex;
  align-items: center;
  gap: var(--theme-space-2, 0.5rem);
  font-size: var(--theme-font-size-base, 1rem);
  font-weight: var(--theme-font-weight-semibold, 600);
  color: var(--theme-color-text, #1f2937);
  padding: var(--theme-space-3, 0.75rem) var(--theme-space-4, 1rem);
  background: var(--theme-color-background-secondary, #f9fafb);
  margin: 0;
  border-bottom: 1px solid var(--theme-color-border, #e5e7eb);
}

.bundle-contents__title i {
  color: var(--theme-color-primary, #2563eb);
  font-size: var(--theme-font-size-sm, 0.875rem);
}

.bundle-savings {
  display: flex;
  align-items: center;
  gap: var(--theme-space-2, 0.5rem);
  padding: var(--theme-space-2, 0.5rem) var(--theme-space-4, 1rem);
  background: var(--theme-color-success-light, #d1fae5);
  color: var(--theme-color-success-dark, #065f46);
  font-size: var(--theme-font-size-sm, 0.875rem);
  font-weight: var(--theme-font-weight-medium, 500);
}

.bundle-items-list {
  padding: 0;
}

.bundle-item {
  display: flex;
  align-items: center;
  gap: var(--theme-space-3, 0.75rem);
  padding: var(--theme-space-3, 0.75rem) var(--theme-space-4, 1rem);
  border-bottom: 1px solid var(--theme-color-border, #e5e7eb);
}

.bundle-item:last-child {
  border-bottom: none;
}

.bundle-item__image {
  width: 48px;
  height: 48px;
  flex-shrink: 0;
  border-radius: var(--theme-radius-md, 0.5rem);
  overflow: hidden;
  background: var(--theme-color-background-secondary, #f9fafb);
}

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

.bundle-item__placeholder {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--theme-color-text-muted, #6b7280);
  font-size: 1.25rem;
}

.bundle-item__info {
  flex: 1;
  min-width: 0;
}

.bundle-item__name {
  display: block;
  font-size: var(--theme-font-size-sm, 0.875rem);
  font-weight: var(--theme-font-weight-medium, 500);
  color: var(--theme-color-text, #1f2937);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.bundle-item__variant {
  display: block;
  font-size: var(--theme-font-size-xs, 0.75rem);
  color: var(--theme-color-text-muted, #6b7280);
  margin-top: 2px;
}

.bundle-item__variant-select {
  width: 100%;
  margin-top: var(--theme-space-1, 0.25rem);
  padding: var(--theme-space-1, 0.25rem) var(--theme-space-2, 0.5rem);
  border: 1px solid var(--theme-color-border, #e5e7eb);
  border-radius: var(--theme-radius-sm, 0.25rem);
  font-size: var(--theme-font-size-xs, 0.75rem);
  color: var(--theme-color-text, #1f2937);
  background: var(--theme-color-surface, #fff);
}

.bundle-item__variant-select:focus {
  outline: none;
  border-color: var(--theme-color-primary, #2563eb);
}

.bundle-item__meta {
  display: flex;
  align-items: center;
  gap: var(--theme-space-3, 0.75rem);
  flex-shrink: 0;
}

.bundle-item__qty {
  font-size: var(--theme-font-size-sm, 0.875rem);
  font-weight: var(--theme-font-weight-semibold, 600);
  color: var(--theme-color-text-muted, #6b7280);
}

.bundle-item__optional {
  display: flex;
  align-items: center;
  gap: var(--theme-space-1, 0.25rem);
  font-size: var(--theme-font-size-xs, 0.75rem);
  color: var(--theme-color-text-muted, #6b7280);
  cursor: pointer;
  white-space: nowrap;
}

.bundle-item__optional input[type='checkbox'] {
  accent-color: var(--theme-color-primary, #2563eb);
}

.bundle-item[data-optional='true']:has(input:not(:checked)) {
  opacity: 0.5;
}

/* Image Lightbox */
.product-lightbox {
  position: fixed;
  inset: 0;
  z-index: 9999;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--theme-color-overlay, rgba(0, 0, 0, 0.9));
  opacity: 0;
  visibility: hidden;
  transition:
    opacity 0.3s ease,
    visibility 0.3s ease;
}

.product-lightbox--open {
  opacity: 1;
  visibility: visible;
}

.product-lightbox__close {
  position: absolute;
  top: var(--theme-space-4, 1rem);
  right: var(--theme-space-4, 1rem);
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--theme-color-surface-overlay, rgba(255, 255, 255, 0.15));
  border: none;
  border-radius: 50%;
  color: var(--theme-color-text-inverse, #fff);
  font-size: 1.25rem;
  cursor: pointer;
  transition: background 0.2s ease;
  z-index: 2;
}

.product-lightbox__close:hover {
  background: var(--theme-color-surface-overlay, rgba(255, 255, 255, 0.3));
}

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

.product-lightbox__image {
  max-width: 90vw;
  max-height: 90vh;
  object-fit: contain;
  border-radius: var(--theme-radius-md, 0.5rem);
  user-select: none;
}

.product-lightbox__nav {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--theme-color-surface-overlay, rgba(255, 255, 255, 0.15));
  border: none;
  border-radius: 50%;
  color: var(--theme-color-text-inverse, #fff);
  font-size: 1.125rem;
  cursor: pointer;
  transition: background 0.2s ease;
  z-index: 2;
}

.product-lightbox__nav:hover {
  background: var(--theme-color-surface-overlay, rgba(255, 255, 255, 0.3));
}

.product-lightbox__nav--prev {
  left: var(--theme-space-4, 1rem);
}

.product-lightbox__nav--next {
  right: var(--theme-space-4, 1rem);
}

.product-lightbox__counter {
  position: absolute;
  bottom: var(--theme-space-4, 1rem);
  left: 50%;
  transform: translateX(-50%);
  color: var(--theme-color-text-inverse, rgba(255, 255, 255, 0.7));
  font-size: var(--theme-font-size-sm, 0.875rem);
  z-index: 2;
}

.product-lightbox__thumbs {
  position: absolute;
  bottom: calc(var(--theme-space-4, 1rem) + 1.5rem);
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: var(--theme-space-2, 0.5rem);
  z-index: 2;
  max-width: 90vw;
  overflow-x: auto;
  padding: var(--theme-space-2, 0.5rem);
}

.product-lightbox__thumb {
  width: 56px;
  height: 56px;
  flex-shrink: 0;
  border: 2px solid transparent;
  border-radius: var(--theme-radius-sm, 0.25rem);
  overflow: hidden;
  cursor: pointer;
  opacity: 0.5;
  transition:
    opacity 0.2s ease,
    border-color 0.2s ease;
  background: none;
  padding: 0;
}

.product-lightbox__thumb--active {
  opacity: 1;
  border-color: var(--theme-color-text-inverse, #fff);
}

.product-lightbox__thumb:hover {
  opacity: 0.85;
}

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

@media (max-width: 768px) {
  .product-lightbox__nav {
    width: 40px;
    height: 40px;
  }
  .product-lightbox__thumbs {
    display: none;
  }
}

/* Related Products */
.related-section {
  padding: var(--theme-space-12, 3rem) 0;
}

.product-grid--4 {
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
}

/* ===== Mobile Responsive ===== */

@media (max-width: 968px) {
  .product-gallery {
    position: static;
    z-index: auto;
  }
  .product-gallery__zoom-container {
    cursor: default;
  }
  .product-gallery__zoom-lens,
  .product-gallery__zoom-result {
    display: none;
  }
}

@media (max-width: 768px) {
  .product-info__title {
    font-size: var(--theme-font-size-2xl, 1.5rem);
  }
  .product-tabs__nav {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
  }
  .product-tabs__nav::-webkit-scrollbar {
    display: none;
  }
  .product-tabs__tab {
    white-space: nowrap;
    padding: var(--theme-space-3, 0.75rem) var(--theme-space-4, 1rem);
  }
  .variant-select {
    max-width: none;
  }
  .product-grid--4 {
    grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
  }
}

@media (max-width: 480px) {
  .product-actions {
    flex-direction: column;
  }
  .quantity-selector {
    justify-content: center;
  }
  .express-checkout__buttons {
    flex-direction: column;
  }
  .review-card__header {
    flex-direction: column;
    gap: var(--theme-space-2, 0.5rem);
  }
  .product-gallery__thumb {
    width: 64px;
    height: 64px;
  }
}