/* ============================================================
   EtqanShop — Internal pages — product-details.css
   Single-product page: two-column gallery+info, options chips,
   qty stepper (reuses .cart-item__controls), CSS-only tabs,
   related-products scroller, mobile sticky bottom bar.
   All values resolve to tokens in global.css.
   ============================================================ */

/* ============================================================
   Two-column block
   ============================================================ */

.pd-block { padding-top: clamp(24px, 4vw, 48px); }

.pd-grid {
  display: grid;
  grid-template-columns: minmax(0, 58%) minmax(0, 42%);
  gap: clamp(24px, 4vw, 48px);
  align-items: start;
}

@media (max-width: 991.98px) {
  .pd-grid { grid-template-columns: 1fr; }
}

/* ============================================================
   Gallery (left column)
   ============================================================ */

.pd-gallery__main {
  position: relative;
  aspect-ratio: 4 / 3;
  background: var(--color-bg-product);
  border: 1px solid var(--color-border-soft);
  border-radius: var(--radius-xl);
  overflow: hidden;
  margin-bottom: var(--space-md);
}

.pd-gallery__main img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: opacity var(--transition-fast);
}

.pd-gallery__zoom {
  position: absolute;
  bottom: var(--space-md);
  inset-inline-end: var(--space-md);
  width: 44px;
  height: 44px;
  display: grid;
  place-items: center;
  background: rgba(255, 255, 255, 0.9);
  color: var(--color-text);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-circle);
  font-size: var(--fs-md);
  box-shadow: var(--shadow-sm);
  cursor: pointer;
  transition: background var(--transition-fast),
              color var(--transition-fast),
              transform var(--transition-fast);
}

.pd-gallery__zoom:hover,
.pd-gallery__zoom:focus-visible {
  background: var(--color-purple);
  color: var(--color-text-inverse);
  transform: scale(1.05);
}

.pd-gallery__thumbs {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: var(--space-sm);
  list-style: none;
  margin: 0;
  padding: 0;
}

.pd-gallery__thumb {
  position: relative;
  display: block;
  width: 100%;
  aspect-ratio: 1 / 1;
  background: var(--color-bg-product);
  border: 2px solid var(--color-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  cursor: pointer;
  padding: 0;
  transition: border-color var(--transition-fast),
              transform var(--transition-fast);
}

.pd-gallery__thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.pd-gallery__thumb:hover { border-color: var(--color-gold); }

.pd-gallery__thumb.is-active {
  border-color: var(--color-purple);
  box-shadow: 0 0 0 1px var(--color-purple);
}

.pd-gallery__dots {
  display: none;
  justify-content: center;
  gap: var(--space-xs);
  margin-top: var(--space-md);
}

.pd-gallery__dot {
  width: 8px;
  height: 8px;
  border-radius: var(--radius-circle);
  background: var(--color-border-strong);
  transition: background var(--transition-base),
              width var(--transition-base);
}

.pd-gallery__dot.is-active {
  background: var(--color-gold-deep);
  width: 24px;
  border-radius: var(--radius-pill);
}

@media (max-width: 767.98px) {
  .pd-gallery__dots { display: flex; }
}

/* ============================================================
   Info column (right)
   ============================================================ */

.pd-info { display: flex; flex-direction: column; gap: var(--space-md); }

.pd-info__brand { margin: 0; }

.pd-info__title {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 3vw, 2rem);
  font-weight: var(--fw-semibold);
  letter-spacing: var(--ls-snug);
  line-height: var(--lh-tight);
  color: var(--color-text);
}

.pd-info__meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-sm);
  margin: 0;
  font-size: var(--fs-sm);
  color: var(--color-text-muted);
}

.pd-info__sku {
  font-family: var(--font-primary);
  letter-spacing: var(--ls-wide);
  text-transform: uppercase;
  font-size: var(--fs-xs);
  font-weight: var(--fw-medium);
}

.dot-sep { color: var(--color-border-strong); }

.pd-price {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: var(--space-sm);
  padding-block: var(--space-sm);
}

.pd-price__current { color: var(--color-purple); }

.pd-info__desc {
  margin: 0;
  font-size: var(--fs-base);
  line-height: var(--lh-base);
  color: var(--color-text-soft);
}

/* ============================================================
   Options section
   ============================================================ */

.pd-options {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
  padding-block: var(--space-md);
  border-block: 1px solid var(--color-border-soft);
}

.pd-options__group {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.pd-options__label {
  margin: 0;
  font-family: var(--font-primary);
  font-size: var(--fs-xs);
  font-weight: var(--fw-bold);
  letter-spacing: var(--ls-wider);
  text-transform: uppercase;
  color: var(--color-text);
}

.pd-options__selected {
  margin-inline-start: var(--space-xs);
  color: var(--color-text-muted);
  font-weight: var(--fw-medium);
  text-transform: none;
  letter-spacing: var(--ls-normal);
}

.pd-options__chips {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
}

.pd-options__chip {
  display: inline-flex;
  align-items: center;
  padding: var(--space-sm) var(--space-md);
  font-family: var(--font-primary);
  font-size: var(--fs-sm);
  font-weight: var(--fw-medium);
  color: var(--color-text);
  background: var(--color-bg);
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-pill);
  cursor: pointer;
  transition: border-color var(--transition-fast),
              background var(--transition-fast),
              color var(--transition-fast);
}

.pd-options__chip:hover,
.pd-options__chip:focus-visible {
  border-color: var(--color-purple);
  color: var(--color-purple);
}

.pd-options__chip.is-active {
  background: var(--color-purple-mist);
  color: var(--color-purple-deep);
  border-color: var(--color-purple);
  font-weight: var(--fw-semibold);
}

.pd-options__swatch {
  position: relative;
  width: 44px;
  height: 44px;
  background: var(--swatch, var(--color-bg-soft));
  border: 2px solid var(--color-border);
  border-radius: var(--radius-circle);
  cursor: pointer;
  padding: 0;
  transition: border-color var(--transition-fast),
              transform var(--transition-fast),
              box-shadow var(--transition-fast);
}

.pd-options__swatch:hover { transform: scale(1.06); }

.pd-options__swatch.is-active {
  border-color: var(--color-purple);
  box-shadow: 0 0 0 3px var(--color-bg), 0 0 0 5px var(--color-purple);
}

/* ============================================================
   Quantity stepper (reuses .cart-item__controls from components.css)
   ============================================================ */

.pd-qty {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  margin: 20px 0px;
}

.pd-qty__label {
  font-family: var(--font-primary);
  font-size: var(--fs-xs);
  font-weight: var(--fw-bold);
  letter-spacing: var(--ls-wider);
  text-transform: uppercase;
  color: var(--color-text);
}

.pd-qty .cart-item__controls {
  background: var(--color-bg-soft);
  border-radius: var(--radius-pill);
}

.pd-qty .cart-item__qty-btn {
  width: 36px;
  height: 36px;
  font-size: var(--fs-md);
}

.pd-qty .cart-item__qty-value {
  min-width: 32px;
  font-size: var(--fs-sm);
}

/* ============================================================
   CTA row — Add to cart + wishlist
   ============================================================ */

.pd-cta-row {
  display: flex;
  align-items: stretch;
  gap: var(--space-sm);
}

.pd-cta-row__cart {
  flex: 1;
  justify-content: center;
  gap: var(--space-sm);
}

.pd-cta-row__wish {
  display: grid;
  place-items: center;
  width: 56px;
  height: 56px;
  flex-shrink: 0;
  background: var(--color-bg);
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-pill);
  color: var(--color-text);
  font-size: var(--fs-xl);
  cursor: pointer;
  transition: border-color var(--transition-fast),
              background var(--transition-fast),
              color var(--transition-fast);
}

.pd-cta-row__wish:hover,
.pd-cta-row__wish:focus-visible {
  border-color: var(--color-purple);
  background: var(--color-purple);
  color: var(--color-text-inverse);
}

/* ============================================================
   Trust strip
   ============================================================ */

.pd-trust {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-sm);
  list-style: none;
  margin: 0;
  padding-block: var(--space-md);
  border-block-end: 1px solid var(--color-border-soft);
}

.pd-trust li {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  font-size: var(--fs-xs);
  color: var(--color-text-muted);
}

.pd-trust i {
  color: var(--color-gold-deep);
  font-size: var(--fs-md);
  flex-shrink: 0;
}

/* ============================================================
   Share row
   ============================================================ */

.pd-share {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  padding-top: var(--space-sm);
}

.pd-share__label {
  font-family: var(--font-primary);
  font-size: var(--fs-xs);
  font-weight: var(--fw-bold);
  letter-spacing: var(--ls-wider);
  text-transform: uppercase;
  color: var(--color-text);
  margin-inline-end: var(--space-sm);
}

.pd-share__btn {
  display: grid;
  place-items: center;
  width: 36px;
  height: 36px;
  background: var(--color-bg);
  color: var(--color-text);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-circle);
  font-size: var(--fs-md);
  text-decoration: none;
  cursor: pointer;
  transition: background var(--transition-fast),
              color var(--transition-fast),
              border-color var(--transition-fast);
}

.pd-share__btn:hover,
.pd-share__btn:focus-visible {
  background: var(--color-purple);
  color: var(--color-text-inverse);
  border-color: var(--color-purple-deep);
}

/* ============================================================
   Tabs (CSS-only via radio :checked)
   ============================================================ */
.pd-tabs {
  position: relative;
}


.pd-tabs__radio {
  position: absolute;
  width: 1px;
  height: 1px;
  opacity: 0;
  pointer-events: none;
  clip: rect(0, 0, 0, 0);
}

.pd-tabs__btn {
  cursor: pointer;
}

.pd-tabs__panel {
  display: none;
}

#pd-tab-desc:checked     ~ .pd-tabs__panels .pd-tabs__panel[data-tab="desc"],
#pd-tab-specs:checked    ~ .pd-tabs__panels .pd-tabs__panel[data-tab="specs"],
#pd-tab-shipping:checked ~ .pd-tabs__panels .pd-tabs__panel[data-tab="shipping"] {
  display: block;
}

#pd-tab-desc:checked     ~ .pd-tabs__list .pd-tabs__btn[data-tab="desc"],
#pd-tab-specs:checked    ~ .pd-tabs__list .pd-tabs__btn[data-tab="specs"],
#pd-tab-shipping:checked ~ .pd-tabs__list .pd-tabs__btn[data-tab="shipping"] {
  color: var(--color-purple);
  border-block-end-color: var(--color-purple);
}

.pd-tabs__panel h3 {
  margin: var(--space-lg) 0 var(--space-sm);
  font-family: var(--font-display);
  font-size: var(--fs-md);
  font-weight: var(--fw-semibold);
}

.pd-tabs__panel p {
  margin: 0 0 var(--space-md);
  font-size: var(--fs-base);
  line-height: var(--lh-base);
  color: var(--color-text-soft);
  max-width: 72ch;
}

.pd-tabs__panel ul {
  margin: 0 0 var(--space-md) var(--space-lg);
  padding: 0;
  list-style: disc;
  color: var(--color-text-soft);
}

.pd-tabs__panel ol {
  margin: 0 0 var(--space-md) var(--space-lg);
  padding: 0;
  list-style: decimal;
  color: var(--color-text-soft);
}

.pd-tabs__panel ul li {
  margin-bottom: var(--space-xs);
  font-size: var(--fs-sm);
  line-height: var(--lh-base);
  list-style: disc;
}

.pd-tabs__panel ol li {
  margin-bottom: var(--space-xs);
  font-size: var(--fs-sm);
  line-height: var(--lh-base);
  list-style: decimal;
}

/* ============================================================
   Specifications table
   ============================================================ */

.pd-specs {
  width: 100%;
  border-collapse: collapse;
  font-size: var(--fs-sm);
  max-width: 720px;
}

.pd-specs tr {
  border-block-end: 1px solid var(--color-border-soft);
}

.pd-specs th,
.pd-specs td {
  text-align: start;
  padding: var(--space-sm) var(--space-md);
  vertical-align: top;
}

.pd-specs th {
  font-family: var(--font-primary);
  font-weight: var(--fw-semibold);
  color: var(--color-text);
  background: var(--color-bg-alt);
  width: 40%;
  letter-spacing: var(--ls-snug);
}

.pd-specs td {
  color: var(--color-text-soft);
}

/* ============================================================
   Related products section
   ============================================================ */

.pd-related { background: var(--color-bg-alt); }

/* ============================================================
   Mobile sticky bottom bar
   ============================================================ */

.pd-sticky {
  position: fixed;
  inset-inline: 0;
  inset-block-end: 0;
  z-index: var(--z-sticky);
  display: none;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-md);
  padding: var(--space-sm) var(--space-md);
  background: var(--color-bg);
  border-block-start: 1px solid var(--color-border);
  box-shadow: 0 -8px 24px rgba(20, 20, 20, 0.08);
  transform: translateY(100%);
  transition: transform var(--transition-base);
}

.pd-sticky.is-visible {
  transform: translateY(0);
}

.pd-sticky[hidden] { display: none; }

.pd-sticky__price {
  display: flex;
  flex-direction: column;
  min-width: 0;
}

.pd-sticky__name {
  font-size: var(--fs-xs);
  color: var(--color-text-muted);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.pd-sticky__cta {
  flex-shrink: 0;
  white-space: nowrap;
}

@media (max-width: 991.98px) {
  .pd-sticky:not([hidden]) {
    display: flex;
  }
}

/* ============================================================
   Image zoom modal
   ============================================================ */

.zoom-modal {
  position: fixed;
  inset: 0;
  z-index: var(--z-modal);
  display: flex;
  align-items: center;
  justify-content: center;
  animation: fadeIn var(--transition-base);
}

.zoom-modal[hidden] {
  display: none;
}

@keyframes fadeIn {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

.zoom-modal__overlay {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.9);
  cursor: pointer;
}

.zoom-modal__content {
  position: relative;
  z-index: 1;
  max-width: 90vw;
  max-height: 90vh;
  display: flex;
  align-items: center;
  justify-content: center;
}

.zoom-modal__image {
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
  animation: zoomIn var(--transition-base);
}

@keyframes zoomIn {
  from {
    opacity: 0;
    transform: scale(0.95);
  }
  to {
    opacity: 1;
    transform: scale(1);
  }
}

.zoom-modal__close {
  position: absolute;
  top: var(--space-lg);
  right: var(--space-lg);
  z-index: 2;
  width: 48px;
  height: 48px;
  border-radius: var(--radius-circle);
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.2);
  color: var(--color-text-inverse);
  font-size: 1.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: background var(--transition-fast), border-color var(--transition-fast);
}

.zoom-modal__close:hover {
  background: rgba(255, 255, 255, 0.2);
  border-color: rgba(255, 255, 255, 0.4);
}

.zoom-modal__close:focus-visible {
  outline: 2px solid var(--color-gold);
  outline-offset: 2px;
}

@media (max-width: 767.98px) {
  .zoom-modal__close {
    top: var(--space-md);
    right: var(--space-md);
    width: 40px;
    height: 40px;
    font-size: 1.25rem;
  }

  .zoom-modal__image {
    max-width: 95vw;
    max-height: 85vh;
  }
}



/* Lists in Product Details info */


/* ============================================================
   Unordered Lists
   ============================================================ */

.pd-info ul {
  margin-bottom: var(--space-lg);
  padding-left: 35px;
  list-style: disc;
}

.pd-info ul ul {
  margin-bottom: var(--space-md);
  margin-top: var(--space-md);
  list-style: circle;
}

.pd-info ul ul ul {
  list-style: square;
}

.pd-info ul li {
  margin-bottom: var(--space-md);
  line-height: var(--lh-relaxed);
  list-style: disc;
}

.pd-info ul li:last-child {
  margin-bottom: 0;
}

/* ============================================================
   Ordered Lists
   ============================================================ */

.pd-info ol {
  margin-bottom: var(--space-lg);
  padding-left: 35px;
  list-style: decimal;
}

.pd-info ol ol {
  margin-bottom: var(--space-md);
  margin-top: var(--space-md);
  list-style: lower-alpha;
}

.pd-info ol ol ol {
  list-style: lower-roman;
}

.pd-info ol li {
  margin-bottom: var(--space-md);
  line-height: var(--lh-relaxed);
  list-style: decimal;
}

.pd-info ol li:last-child {
  margin-bottom: 0;
}