/* ==========================================================================
   Product Detail Page (PDP) Styles
   ========================================================================== */

/* ==========================================================================
   1. PDP Breadcrumb
   ========================================================================== */

.pdp-breadcrumb {
  padding-top: var(--space-lg);
  padding-bottom: var(--space-sm);
}

/* ==========================================================================
   2. PDP Top Section (Gallery + Info)
   ========================================================================== */

.pdp-top {
  padding-bottom: var(--space-2xl);
}

.pdp-top__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-2xl);
}

@media (min-width: 1024px) {
  .pdp-top__grid {
    grid-template-columns: 1fr 1fr;
    gap: var(--space-3xl);
  }
}

/* ==========================================================================
   3. Image Gallery
   ========================================================================== */

.pdp-gallery__main {
  position: relative;
  aspect-ratio: 1;
  background: linear-gradient(135deg, var(--color-bg-card), var(--color-bg-elevated));
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  overflow: hidden;
}

.pdp-gallery__main-image {
  width: 100%;
  height: 100%;
}

.pdp-gallery__placeholder {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-text-muted);
  font-weight: 600;
  font-size: 1.125rem;
}

.pdp-gallery__main .product-card__badge {
  top: var(--space-md);
  left: var(--space-md);
}

.pdp-gallery__thumbs {
  display: flex;
  gap: var(--space-sm);
  margin-top: var(--space-md);
}

.pdp-gallery__thumb {
  width: 72px;
  height: 72px;
  background-color: var(--color-bg-card);
  border: 2px solid var(--color-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  cursor: pointer;
  transition: border-color var(--transition-fast);
  padding: 0;
}

.pdp-gallery__thumb:hover {
  border-color: var(--color-border-light);
}

.pdp-gallery__thumb.is-active {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px var(--color-primary-glow);
}

.pdp-gallery__thumb-placeholder {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--fs-xs);
  color: var(--color-text-muted);
  background: linear-gradient(135deg, var(--color-bg-card), var(--color-bg-elevated));
}

/* ==========================================================================
   4. Product Info
   ========================================================================== */

.pdp-info {
  display: flex;
  flex-direction: column;
}

.pdp-info__brand {
  display: inline-block;
  font-size: var(--fs-xs);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-primary);
  margin-bottom: var(--space-xs);
}

.pdp-info__brand:hover {
  color: var(--color-primary-hover);
}

.pdp-info__title {
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  margin-bottom: var(--space-md);
  letter-spacing: -0.02em;
}

/* Stars */
.pdp-info__rating {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  margin-bottom: var(--space-lg);
}

.pdp-stars {
  display: inline-flex;
  gap: 2px;
  color: #FFD54F;
}

.pdp-stars svg {
  width: 18px;
  height: 18px;
}

.pdp-stars--lg svg {
  width: 22px;
  height: 22px;
}

.pdp-stars--sm svg {
  width: 14px;
  height: 14px;
}

.pdp-stars__half {
  opacity: 0.4;
}

.pdp-stars__empty {
  opacity: 0.15;
}

.pdp-info__review-count {
  font-size: var(--fs-small);
  color: var(--color-text-secondary);
  text-decoration: underline;
  text-underline-offset: 2px;
}

.pdp-info__review-count:hover {
  color: var(--color-primary);
}

/* Price */
.pdp-info__price {
  margin-bottom: var(--space-lg);
  padding-bottom: var(--space-lg);
  border-bottom: 1px solid var(--color-border);
}

.pdp-info__price-current {
  font-size: 2rem;
  font-weight: 800;
  color: var(--color-primary);
}

.pdp-info__price-note {
  display: block;
  font-size: var(--fs-small);
  color: var(--color-text-muted);
  margin-top: var(--space-xs);
}

/* Short Description */
.pdp-info__short-desc {
  margin-bottom: var(--space-lg);
}

.pdp-info__short-desc p {
  color: var(--color-text-secondary);
  line-height: 1.6;
}

/* ==========================================================================
   5. Flavor Variant Selector
   ========================================================================== */

.pdp-variants {
  margin-bottom: var(--space-xl);
  padding-bottom: var(--space-xl);
  border-bottom: 1px solid var(--color-border);
}

.pdp-variants__header {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  margin-bottom: var(--space-md);
}

.pdp-variants__label {
  font-size: var(--fs-small);
  font-weight: 600;
  color: var(--color-text);
}

.pdp-variants__selected {
  font-size: var(--fs-small);
  color: var(--color-primary);
  font-weight: 600;
}

.pdp-variants__options {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
}

.pdp-variant {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  padding: 0.5rem 1rem;
  background-color: var(--color-bg-card);
  border: 2px solid var(--color-border);
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.pdp-variant:hover {
  border-color: var(--color-border-light);
  background-color: var(--color-bg-hover);
}

.pdp-variant.is-active {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px var(--color-primary-glow);
}

.pdp-variant__swatch {
  width: 16px;
  height: 16px;
  border-radius: var(--radius-full);
  flex-shrink: 0;
  border: 1px solid rgba(255, 255, 255, 0.2);
}

.pdp-variant__name {
  font-size: var(--fs-small);
  font-weight: 500;
  color: var(--color-text-secondary);
  white-space: nowrap;
}

.pdp-variant.is-active .pdp-variant__name {
  color: var(--color-text);
}

/* ==========================================================================
   6. Quantity + Add to Cart
   ========================================================================== */

.pdp-actions {
  display: flex;
  gap: var(--space-md);
  margin-bottom: var(--space-xl);
  flex-wrap: wrap;
}

.pdp-quantity {
  display: flex;
  align-items: center;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  flex-shrink: 0;
}

.pdp-quantity__btn {
  width: 44px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: var(--color-bg-card);
  color: var(--color-text);
  font-size: 1.25rem;
  transition: all var(--transition-fast);
}

.pdp-quantity__btn:hover {
  background-color: var(--color-bg-hover);
  color: var(--color-primary);
}

.pdp-quantity__input {
  width: 52px;
  height: 48px;
  text-align: center;
  background-color: var(--color-bg-elevated);
  border: none;
  border-left: 1px solid var(--color-border);
  border-right: 1px solid var(--color-border);
  color: var(--color-text);
  font-size: var(--fs-body);
  font-weight: 600;
  -moz-appearance: textfield;
  outline: none;
}

.pdp-quantity__input::-webkit-inner-spin-button,
.pdp-quantity__input::-webkit-outer-spin-button {
  -webkit-appearance: none;
}

.pdp-add-to-cart {
  flex: 1;
  min-width: 200px;
  gap: var(--space-sm);
}

/* ==========================================================================
   7. Trust Signals
   ========================================================================== */

.pdp-trust {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-sm);
  margin-bottom: var(--space-lg);
}

.pdp-trust__item {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  font-size: var(--fs-small);
  color: var(--color-text-secondary);
}

.pdp-trust__item svg {
  flex-shrink: 0;
  color: var(--color-success);
}

/* Share */
.pdp-share {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  padding-top: var(--space-md);
  border-top: 1px solid var(--color-border);
}

.pdp-share__label {
  font-size: var(--fs-small);
  color: var(--color-text-muted);
}

.pdp-share__btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  border-radius: var(--radius-md);
  background-color: var(--color-bg-card);
  border: 1px solid var(--color-border);
  color: var(--color-text-secondary);
  transition: all var(--transition-fast);
}

.pdp-share__btn:hover {
  background-color: var(--color-primary);
  color: var(--color-bg);
  border-color: var(--color-primary);
}

/* ==========================================================================
   8. Tabs
   ========================================================================== */

.pdp-tabs-section {
  border-top: 1px solid var(--color-border);
}

.pdp-tabs {
  display: flex;
  gap: 0;
  border-bottom: 2px solid var(--color-border);
  margin-bottom: var(--space-2xl);
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

.pdp-tab {
  padding: var(--space-md) var(--space-xl);
  font-size: var(--fs-body);
  font-weight: 600;
  color: var(--color-text-secondary);
  border-bottom: 2px solid transparent;
  margin-bottom: -2px;
  white-space: nowrap;
  transition: all var(--transition-fast);
}

.pdp-tab:hover {
  color: var(--color-text);
}

.pdp-tab.is-active {
  color: var(--color-primary);
  border-bottom-color: var(--color-primary);
}

.pdp-tab-panel {
  display: none;
}

.pdp-tab-panel.is-active {
  display: block;
}

.pdp-tab-panel[hidden] {
  display: none;
}

/* ==========================================================================
   9. Tab: Description
   ========================================================================== */

.pdp-description {
  max-width: 820px;
}

.pdp-description h2 {
  font-size: 1.75rem;
  margin-bottom: var(--space-md);
}

.pdp-description h3 {
  font-size: 1.25rem;
  margin-top: var(--space-xl);
  margin-bottom: var(--space-sm);
}

.pdp-description p {
  color: var(--color-text-secondary);
  line-height: 1.8;
  margin-bottom: var(--space-md);
}

.pdp-description strong {
  color: var(--color-text);
}

/* Highlights Grid */
.pdp-description__highlights {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-md);
  margin-block: var(--space-xl);
}

@media (min-width: 640px) {
  .pdp-description__highlights {
    grid-template-columns: repeat(4, 1fr);
  }
}

.pdp-highlight {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding: var(--space-lg);
  background-color: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  gap: var(--space-sm);
}

.pdp-highlight__icon {
  color: var(--color-primary);
}

.pdp-highlight strong {
  display: block;
  font-size: var(--fs-body);
  color: var(--color-text);
}

.pdp-highlight span {
  font-size: var(--fs-xs);
  color: var(--color-text-muted);
}

/* Nicotine Warning */
.pdp-nicotine-warning {
  margin-top: var(--space-xl);
  padding: var(--space-md) var(--space-lg);
  background-color: rgba(245, 158, 11, 0.08);
  border: 1px solid rgba(245, 158, 11, 0.3);
  border-radius: var(--radius-md);
  font-size: var(--fs-small);
  color: var(--color-warning);
  line-height: 1.6;
}

/* ==========================================================================
   10. Tab: Specifications
   ========================================================================== */

.pdp-specs__table {
  width: 100%;
  max-width: 600px;
  border-collapse: collapse;
  margin-bottom: var(--space-2xl);
}

.pdp-specs__table tr {
  border-bottom: 1px solid var(--color-border);
}

.pdp-specs__table th,
.pdp-specs__table td {
  padding: var(--space-md);
  text-align: left;
  font-size: var(--fs-body);
}

.pdp-specs__table th {
  font-weight: 600;
  color: var(--color-text);
  width: 40%;
}

.pdp-specs__table td {
  color: var(--color-text-secondary);
}

.pdp-specs__flavors-title {
  font-size: 1.25rem;
  margin-bottom: var(--space-lg);
}

.pdp-specs__flavor-list {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-md);
}

@media (min-width: 640px) {
  .pdp-specs__flavor-list {
    grid-template-columns: repeat(2, 1fr);
  }
}

.pdp-specs__flavor {
  display: flex;
  gap: var(--space-md);
  padding: var(--space-md);
  background-color: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
}

.pdp-specs__flavor-dot {
  flex-shrink: 0;
  width: 12px;
  height: 12px;
  border-radius: var(--radius-full);
  margin-top: 6px;
  border: 1px solid rgba(255, 255, 255, 0.15);
}

.pdp-specs__flavor strong {
  display: block;
  font-size: var(--fs-body);
  color: var(--color-text);
  margin-bottom: 4px;
}

.pdp-specs__flavor p {
  font-size: var(--fs-small);
  color: var(--color-text-secondary);
  line-height: 1.5;
  margin: 0;
}

/* ==========================================================================
   11. Tab: Reviews
   ========================================================================== */

.pdp-reviews__summary {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-xl);
  padding-bottom: var(--space-xl);
  margin-bottom: var(--space-xl);
  border-bottom: 1px solid var(--color-border);
}

@media (min-width: 640px) {
  .pdp-reviews__summary {
    grid-template-columns: auto 1fr;
    gap: var(--space-2xl);
  }
}

.pdp-reviews__score {
  text-align: center;
}

.pdp-reviews__score-number {
  display: block;
  font-size: 3rem;
  font-weight: 900;
  color: var(--color-text);
  line-height: 1;
  margin-bottom: var(--space-sm);
}

.pdp-reviews__score-count {
  display: block;
  font-size: var(--fs-small);
  color: var(--color-text-muted);
  margin-top: var(--space-sm);
}

/* Rating Bars */
.pdp-reviews__bars {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
  justify-content: center;
}

.pdp-reviews__bar-row {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  font-size: var(--fs-small);
  color: var(--color-text-muted);
}

.pdp-reviews__bar-row span:first-child {
  width: 12px;
  text-align: right;
}

.pdp-reviews__bar-row span:last-child {
  width: 24px;
}

.pdp-reviews__bar {
  flex: 1;
  height: 8px;
  background-color: var(--color-bg-card);
  border-radius: var(--radius-full);
  overflow: hidden;
}

.pdp-reviews__bar-fill {
  height: 100%;
  background-color: #FFD54F;
  border-radius: var(--radius-full);
  transition: width var(--transition-slow);
}

/* Review Items */
.pdp-reviews__list {
  display: flex;
  flex-direction: column;
  gap: var(--space-lg);
  margin-bottom: var(--space-xl);
}

.pdp-review {
  padding: var(--space-lg);
  background-color: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
}

.pdp-review__header {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  margin-bottom: var(--space-sm);
}

.pdp-review__flavor {
  font-size: var(--fs-xs);
  padding: 2px 8px;
  background-color: var(--color-bg-elevated);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-full);
  color: var(--color-text-muted);
}

.pdp-review__title {
  font-size: 1rem;
  margin-bottom: var(--space-sm);
}

.pdp-review__text {
  font-size: var(--fs-body);
  color: var(--color-text-secondary);
  line-height: 1.7;
  margin-bottom: var(--space-md);
}

.pdp-review__footer {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  font-size: var(--fs-xs);
  color: var(--color-text-muted);
}

.pdp-review__author {
  font-weight: 600;
  color: var(--color-text-secondary);
}

.pdp-review__verified {
  padding: 2px 8px;
  background-color: rgba(16, 185, 129, 0.1);
  color: var(--color-success);
  border-radius: var(--radius-full);
  font-weight: 600;
}

.pdp-reviews__load-more {
  display: block;
  margin-inline: auto;
}

/* ==========================================================================
   12. Related Products
   ========================================================================== */

.section--related-products {
  background-color: var(--color-bg-elevated);
  border-top: 1px solid var(--color-border);
}