/* Product detail presentation. Commerce and customizer state stay in their
   existing controllers; these rules are scoped to the detail page. */

/* ── Page setup ──────────────────────────────────────────────── */
.pd-page {
  --pd-header-offset: 84px;
  --pd-nav-height: 64px;
}

.pd-page .product-details-container {
  max-width: var(--main-width);
  margin: 0 auto;
  padding: 18px 22px 0;
}

.pd-page .product-details-container [hidden],
.pd-mobile-purchase[hidden] {
  display: none !important;
}

/* ── Breadcrumb ──────────────────────────────────────────────── */
.pd-breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin-block-end: var(--spacing-lg);
  font-size: var(--font-size-sm);
  color: var(--text-muted);
}

.pd-breadcrumb a {
  color: inherit;
  text-decoration: none;
}

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

.pd-breadcrumb [aria-current] {
  color: var(--text-secondary);
  max-inline-size: 52ch;
  overflow: hidden;
  white-space: nowrap;
  text-overflow: ellipsis;
}

.pd-breadcrumb .breadcrumb-separator {
  color: var(--border-secondary);
}

/* ── Hero grid (gallery + info side-by-side) ─────────────────── */
.pd-page .product-content--hero {
  display: grid;
  grid-template-columns: minmax(0, 1.08fr) minmax(0, 1fr);
  gap: clamp(24px, 3vw, 45px);
  align-items: start;
}

.pd-page .product-content--info-only,
.pd-page .product-content--gallery-only {
  grid-template-columns: minmax(0, 1fr);
}

/* ── Gallery ─────────────────────────────────────────────────── */
.pd-page .products-gallery {
  position: sticky;
  top: calc(var(--pd-header-offset) + 16px);
  height: fit-content;
  max-width: none;
}

/* ── Info column ─────────────────────────────────────────────── */
.pd-page .product-details {
  gap: var(--spacing-lg);
  padding: 4px 0;
}

.pd-page .product-details-head:empty {
  display: none;
}

/* ── Section navigation ──────────────────────────────────────── */
.pd-section-nav {
  position: sticky;
  top: var(--pd-header-offset);
  z-index: var(--z-dropdown);
  display: flex;
  align-items: center;
  gap: var(--spacing-2xl);
  background: var(--bg-primary);
  border-block: 1px solid var(--border-light);
  margin-block: var(--spacing-2xl) 0;
  padding-block: var(--spacing-xs);
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transform: translateY(-6px);
  transition: opacity .18s ease, transform .18s ease, visibility .18s;
}

.pd-section-nav.is-past-overview {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
  transform: translateY(0);
}

.pd-section-nav__label {
  color: var(--text-muted);
  font-size: var(--font-size-xs);
  white-space: nowrap;
}

.pd-section-nav__links {
  display: flex;
  gap: var(--spacing-2xl);
  overflow-x: auto;
  scrollbar-width: none;
  min-inline-size: 0;
  padding: var(--spacing-xs) var(--spacing-xs);
}

.pd-section-nav a {
  color: var(--text-secondary);
  font-size: var(--font-size-sm);
  font-weight: 500;
  text-decoration: none;
  white-space: nowrap;
}

.pd-section-nav a:hover,
.pd-section-nav a[aria-current] {
  color: var(--primary-color);
  text-decoration: underline;
  text-underline-offset: 4px;
}

/* ── Scroll offsets for anchor links ─────────────────────────── */
.pd-page :is(.pd-content-section, #product-overview, #pi-faqs, #product-video, #product-related, #product-recently-viewed) {
  scroll-margin-block-start: calc(var(--pd-header-offset) + var(--pd-nav-height) + var(--spacing-xl));
}

/* ── Content sections ────────────────────────────────────────── */
.pd-page .pi-wrap {
  margin: 0;
  padding: 0;
  background: none;
}

.pd-content-section {
  padding-block: 0 var(--spacing-3xl);
  border-block-end: 1px solid var(--border-light);
  min-inline-size: 0;
}

.pd-content-section > h2 {
  font-size: clamp(20px, 2vw, 26px);
  font-weight: 600;
  letter-spacing: -0.02em;
  margin: 0 0 var(--spacing-xl);
  padding-bottom: var(--spacing-sm);
  border-bottom: 1px solid var(--border-light);
  color: var(--text-primary);
}

/* ── Shopping info (COD, support) ────────────────────────────── */
.pd-shopping-info {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-xs) var(--spacing-sm);
  color: var(--text-muted);
  font-size: var(--font-size-sm);
}

.pd-shopping-info > * {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-xs);
  color: inherit;
  text-decoration: none;
}

.pd-shopping-info svg {
  inline-size: 16px;
  block-size: 16px;
  flex: none;
}

/* ── Seller ──────────────────────────────────────────────────── */
.pd-seller {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-sm) 0;
  border-block: 1px solid var(--border-light);
}

.pd-seller > img,
.pd-seller__icon {
  inline-size: 40px;
  block-size: 40px;
  object-fit: contain;
  border-radius: var(--radius-md);
  background: var(--bg-secondary);
  flex: none;
}

.pd-seller__icon {
  display: grid;
  place-items: center;
}

.pd-seller__icon svg {
  inline-size: 20px;
  block-size: 20px;
}

.pd-seller > div {
  display: grid;
  gap: 2px;
  min-inline-size: 0;
}

.pd-seller a {
  color: var(--text-primary);
  text-decoration: none;
  font-size: var(--font-size-sm);
  font-weight: 600;
  overflow-wrap: anywhere;
}

.pd-seller__label {
  font-size: var(--font-size-xs);
  color: var(--text-muted);
}

.pd-seller__verified {
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
  color: var(--primary-color);
  font-size: var(--font-size-xs);
}

.pd-seller__verified svg {
  inline-size: 12px;
  block-size: 12px;
}

.pd-seller .pd-seller__visit {
  display: flex;
  gap: var(--spacing-xs);
  margin-inline-start: auto;
  white-space: nowrap;
  font-size: var(--font-size-xs);
}

/* ── Meta ────────────────────────────────────────────────────── */
.pd-page .product-meta {
  border: 0;
  padding: 0;
  gap: var(--spacing-sm);
  font-size: var(--font-size-sm);
  color: var(--text-muted);
}

.pd-page .social-links svg {
  inline-size: 20px;
  block-size: 20px;
}

/* ── Mobile purchase bar ─────────────────────────────────────── */
.pd-mobile-purchase {
  display: none;
}

/* ── Responsive ──────────────────────────────────────────────── */
@media (max-width: 1000px) {
  .pd-page .product-content--hero {
    grid-template-columns: minmax(0, 1fr);
    gap: var(--spacing-2xl);
  }
  .pd-page .products-gallery {
    position: static;
    max-inline-size: 680px;
    margin-inline: auto;
  }
  .pd-page .main-swiper {
    max-block-size: 640px;
  }
  .pd-section-nav__label {
    display: none;
  }
}

@media (max-width: 767px) {
  .pd-page .pd-section-nav { display: none !important; }
  .pd-page [data-lp-section="gallery"] {
    box-sizing: border-box;
    inline-size: 100%;
    min-inline-size: 0;
    max-inline-size: 100%;
    margin-inline: 0;
  }
  .pd-page [data-lp-section="gallery"] .main-swiper {
    box-sizing: border-box;
    inline-size: 100%;
    min-inline-size: 0;
    block-size: auto;
    max-block-size: none;
    aspect-ratio: 1 / 1;
  }
  .pd-page [data-lp-section="gallery"] .swiper-wrapper,
  .pd-page [data-lp-section="gallery"] .swiper-slide {
    min-inline-size: 0;
    max-inline-size: 100%;
  }
  .pd-page [data-lp-section="gallery"] .main-swiper img {
    box-sizing: border-box;
    inline-size: 100%;
    max-inline-size: 100%;
    block-size: 100%;
    object-fit: contain;
  }
  .pd-page [data-lp-section="gallery"] .thumbs-swiper {
    inline-size: 100%;
    max-inline-size: 100%;
    overflow: hidden;
  }
  .pd-page .product-details-container {
    padding: var(--spacing-xl) var(--spacing-md) 0;
  }
  .pd-breadcrumb {
    margin-block-end: var(--spacing-md);
    font-size: var(--font-size-xs);
  }
  .pd-page .product-details {
    gap: var(--spacing-lg);
  }
  .pd-page .product-name-section h1 {
    font-size: 26px;
  }
  .pd-page .thumbs-swiper {
    block-size: 64px;
  }
  .pd-page .product-action-buttons {
    grid-template-columns: minmax(0, 1fr) 44px;
  }
  .pd-page .quick-order-trigger {
    grid-column: 1 / -1;
    grid-row: 2;
  }
  .pd-page .pi-feature-grid {
    grid-template-columns: minmax(0, 1fr);
  }
  .pd-mobile-purchase {
    position: fixed;
    inset-inline: 0;
    bottom: env(safe-area-inset-bottom, 0px);
    z-index: 80;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--spacing-sm);
    padding: var(--spacing-xs) max(var(--spacing-xl), env(safe-area-inset-right, 0px)) var(--spacing-xs) max(var(--spacing-xl), env(safe-area-inset-left, 0px));
    background: var(--bg-primary);
    border-block-start: 1px solid var(--border-light);
    box-shadow: 0 -4px 24px rgb(0 0 0 / 0.06);
  }
  .pd-mobile-purchase__summary {
    display: grid;
    gap: 2px;
    min-inline-size: 0;
  }
  .pd-mobile-purchase strong {
    color: var(--text-primary);
    font-size: 18px;
    overflow-wrap: anywhere;
  }
  #pd-mobile-status {
    font-size: var(--font-size-xs);
    color: var(--text-muted);
  }
  #pd-mobile-add {
    flex: none;
    min-block-size: 44px;
    max-inline-size: 60%;
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--radius-md);
    font-size: var(--font-size-xs);
  }
  #pd-mobile-add svg {
    display: none;
  }
  .pd-page.pd-mobile-purchase-visible {
    padding-block-end: calc(100px + env(safe-area-inset-bottom, 0px));
  }
}

@media (prefers-reduced-motion: reduce) {
  .pd-page *,
  .pd-page *::before,
  .pd-page *::after {
    animation: none !important;
    transition: none !important;
    scroll-behavior: auto !important;
  }
}