.product-page .site-header {
  position: sticky;
  color: var(--graphite);
  background: rgba(250, 249, 246, 0.97);
  box-shadow: 0 1px 0 rgba(56, 53, 48, 0.18);
  backdrop-filter: blur(14px);
}

.product-page .site-header::before { display: none; }
.product-page .site-header .icon-label-control img { filter: none; }

.product-breadcrumb {
  display: flex;
  max-width: 94rem;
  min-height: 4.5rem;
  align-items: center;
  gap: 0.85rem;
  margin: 0 auto;
  padding: 0 var(--gutter);
  color: #6d6963;
  font-size: 0.78rem;
}

.product-breadcrumb a { text-decoration: none; }
.product-breadcrumb a:hover { text-decoration: underline; text-underline-offset: 0.3em; }

.product-detail {
  display: grid;
  max-width: 94rem;
  grid-template-columns: minmax(0, 1.24fr) minmax(22rem, 0.76fr);
  gap: clamp(3rem, 6vw, 7rem);
  align-items: start;
  margin: 0 auto;
  padding: clamp(2rem, 3.5vw, 3.5rem) var(--gutter) clamp(6rem, 9vw, 9rem);
}

.product-gallery {
  position: relative;
  display: grid;
  min-width: 0;
  grid-template-columns: 3rem minmax(0, 1fr) 3rem;
  grid-template-rows: minmax(0, 1fr) auto;
  align-items: center;
  background: #fbfaf7;
  touch-action: pan-y;
}

.gallery-stage { aspect-ratio: 1 / 1; grid-column: 2; grid-row: 1; }
.gallery-image-button { width: 100%; height: 100%; border: 0; padding: 0; background: transparent; cursor: zoom-in; }
.gallery-image-button img { width: 100%; height: 100%; object-fit: contain; }
.gallery-arrow,
.gallery-zoom { display: inline-flex; width: 3rem; height: 3rem; align-items: center; justify-content: center; border: 0; padding: 0; background: transparent; cursor: pointer; }
.gallery-arrow img { width: 1.55rem; height: 1.55rem; }
.gallery-arrow-previous { grid-column: 1; grid-row: 1; }
.gallery-arrow-next { grid-column: 3; grid-row: 1; }
.gallery-status { grid-column: 1 / -1; grid-row: 2; justify-self: center; margin: 1rem 0 0.5rem; font-size: 0.86rem; font-weight: 400; }
.gallery-zoom { position: absolute; right: 3.3rem; bottom: 2.5rem; }
.gallery-zoom img { width: 1.55rem; height: 1.55rem; }

.product-purchase { padding-top: clamp(0.25rem, 1vw, 1.25rem); }
.product-purchase h1 { margin: 0; font-size: clamp(3.5rem, 4.8vw, 5.25rem); line-height: 0.92; letter-spacing: -0.045em; }
.product-price { margin: 1rem 0 0; font-family: var(--serif); font-size: clamp(1.7rem, 2.35vw, 2.35rem); line-height: 1; }
.product-preview-label { margin: 0.45rem 0 0; color: #716c65; font-size: 0.8rem; }
.product-summary { max-width: 31rem; margin: 1.8rem 0 1.35rem; font-size: clamp(1rem, 1.25vw, 1.16rem); line-height: 1.45; }

.product-quantity { display: grid; width: 8.25rem; min-height: 3.25rem; grid-template-columns: repeat(3, 1fr); align-items: center; border: 1px solid #9c968d; text-align: center; }
.product-quantity button { min-height: 3.25rem; border: 0; padding: 0; background: transparent; font-size: 1.35rem; font-weight: 300; cursor: pointer; }
.product-quantity output { font-family: var(--serif); font-size: 1.25rem; }
.product-add-button { width: 100%; min-height: 3.25rem; margin-top: 0.75rem; border: 1px solid var(--graphite); padding: 0.75rem 1.5rem; color: var(--white); background: var(--graphite); font-size: 0.8rem; font-weight: 400; letter-spacing: 0.16em; text-transform: uppercase; cursor: pointer; transition: color 180ms ease, background-color 180ms ease; }
.product-add-button:hover { color: var(--graphite); background: transparent; }
.product-add-status { min-height: 1.2rem; margin: 0.55rem 0 0; color: #625d56; font-size: 0.75rem; }

.product-service-list { display: grid; gap: 0.25rem; margin: 0.55rem 0 1.5rem; }
.product-service-list button,
.product-service-list a { display: inline-flex; min-height: 2.7rem; align-items: center; justify-self: start; gap: 0.8rem; border: 0; padding: 0; color: inherit; background: none; font: inherit; font-size: 0.87rem; text-decoration: none; cursor: pointer; }
.product-service-list button > img { width: 1.35rem; height: 1.35rem; }
.product-service-list a { border-bottom: 1px solid currentColor; }
.product-service-list a img { width: 0.95rem; height: 0.95rem; }

.product-accordions { border-top: 1px solid #9f9a92; }
.product-accordion { border-bottom: 1px solid #b8b2aa; }
.product-accordion h2 { margin: 0; }
.product-accordion-trigger { display: flex; width: 100%; min-height: 4rem; align-items: center; justify-content: space-between; gap: 1rem; border: 0; padding: 0; color: inherit; background: transparent; font-family: var(--serif); font-size: 1.25rem; font-weight: 300; text-align: left; cursor: pointer; }
.product-accordion-icon { position: relative; width: 1.15rem; height: 1.15rem; flex: 0 0 auto; }
.product-accordion-icon img { position: absolute; inset: 0; width: 1.15rem; height: 1.15rem; transition: opacity 180ms ease, transform 220ms ease; }
.product-accordion-icon .icon-minus { opacity: 0; transform: rotate(-45deg); }
.product-accordion.is-open .product-accordion-icon .icon-plus { opacity: 0; transform: rotate(45deg); }
.product-accordion.is-open .product-accordion-icon .icon-minus { opacity: 1; transform: none; }
.product-accordion-panel { display: grid; grid-template-rows: 0fr; transition: grid-template-rows 360ms cubic-bezier(0.2, 0.65, 0.3, 1); }
.product-accordion-panel[hidden] { display: none; }
.product-accordion.is-open .product-accordion-panel { grid-template-rows: 1fr; }
.product-accordion-panel-clip { min-height: 0; overflow: hidden; }
.product-accordion-body { padding: 0 0 1.65rem; }
.product-accordion-body dl { margin: 0; }
.product-accordion-body dl > div { display: grid; grid-template-columns: minmax(7rem, 0.6fr) 1fr; gap: 1rem; }
.product-accordion-body dl > div + div { margin-top: 0.35rem; }
.product-accordion-body dt,
.product-accordion-body dd { margin: 0; font-size: 0.84rem; }
.product-accordion-body p { margin: 1.15rem 0 0; color: #6d6963; font-size: 0.78rem; line-height: 1.6; }
.product-accordion-body dl + p { margin-top: 1.2rem; }
.product-accordion-body button,
.product-accordion-body > a { display: inline-flex; min-height: 2.75rem; align-items: center; margin-top: 0.65rem; border: 0; border-bottom: 1px solid currentColor; padding: 0; color: inherit; background: none; font-size: 0.76rem; text-decoration: none; cursor: pointer; }

.related-products { overflow: hidden; padding: 0 var(--gutter) clamp(6rem, 8vw, 8rem); }
.related-header { display: flex; max-width: 94rem; align-items: center; justify-content: space-between; gap: 2rem; margin: 0 auto 2.5rem; }
.related-header h2 { margin: 0; font-size: clamp(3.4rem, 5.2vw, 5rem); line-height: 0.95; letter-spacing: -0.04em; }
.related-controls { display: flex; }
.related-controls button { display: inline-flex; width: 3rem; height: 3rem; align-items: center; justify-content: center; border: 0; padding: 0; background: transparent; cursor: pointer; }
.related-controls button:disabled { opacity: 0.3; cursor: default; }
.related-controls img { width: 1.6rem; height: 1.6rem; }
.related-viewport { max-width: 94rem; margin: 0 auto; overflow: hidden; scroll-behavior: smooth; }
.related-track { display: flex; gap: clamp(1.5rem, 3.5vw, 3.75rem); }
.related-card { flex: 0 0 calc((100% - clamp(1.5rem, 3.5vw, 3.75rem)) / 2); min-width: 0; }
.related-card > a { display: block; width: 100%; color: inherit; text-align: left; text-decoration: none; cursor: pointer; }
.related-card-image { display: block; aspect-ratio: 1.1 / 1; background: #fbfaf7; overflow: hidden; }
.related-card-image img { width: 100%; height: 100%; object-fit: contain; transition: transform 300ms ease; }
.related-card > a:hover .related-card-image img { transform: scale(1.02); }
.related-card-meta { display: flex; align-items: baseline; justify-content: space-between; gap: 1rem; padding-top: 1rem; }
.related-card-name { font-family: var(--serif); font-size: 1.35rem; }
.related-card-price { font-size: 0.84rem; }

.zoom-dialog { width: min(88rem, calc(100vw - 2rem)); height: min(54rem, calc(100svh - 2rem)); max-width: none; max-height: none; padding: 0; background: var(--pearl); overflow: hidden; }
.zoom-dialog > img { width: 100%; height: 100%; object-fit: contain; }
.zoom-close { position: absolute; z-index: 2; top: 1rem; right: 1rem; background: rgba(250, 249, 246, 0.92); }
.zoom-arrow { position: absolute; z-index: 2; top: 50%; display: inline-flex; width: 3.5rem; height: 3.5rem; align-items: center; justify-content: center; border: 0; padding: 0; background: rgba(250, 249, 246, 0.9); transform: translateY(-50%); cursor: pointer; }
.zoom-arrow img { width: 1.65rem; height: 1.65rem; }
.zoom-previous { left: 1rem; }
.zoom-next { right: 1rem; }
.zoom-status { position: absolute; bottom: 1rem; left: 50%; margin: 0; padding: 0.45rem 0.8rem; background: rgba(250, 249, 246, 0.9); transform: translateX(-50%); font-size: 0.8rem; }

@media (min-width: 1600px) {
  .related-card { flex-basis: calc((100% - 2 * clamp(1.5rem, 3.5vw, 3.75rem)) / 3); }
}

@media (max-width: 900px) {
  .product-breadcrumb { min-height: 3.75rem; padding-top: 0.2rem; }
  .product-breadcrumb > :first-child,
  .product-breadcrumb > :nth-child(2) { display: none; }
  .product-detail { display: block; padding-top: 1.25rem; padding-bottom: 5.5rem; }
  .product-gallery { grid-template-columns: 2.75rem minmax(0, 1fr) 2.75rem; }
  .gallery-stage { aspect-ratio: 1 / 1.08; }
  .gallery-arrow { width: 2.75rem; height: 2.75rem; }
  .gallery-zoom { right: 2.75rem; bottom: 2.3rem; }
  .product-purchase { padding-top: 2.25rem; }
  .product-purchase h1 { font-size: clamp(3rem, 11vw, 4.25rem); }
  .product-price { font-size: 2rem; }
  .product-summary { max-width: 34rem; font-size: 1rem; }
  .related-header { margin-bottom: 1.8rem; }
  .related-header h2 { font-size: clamp(2.8rem, 9vw, 4rem); }
  .related-viewport { width: calc(100% + var(--gutter)); padding-right: calc(var(--gutter) * 2); overflow-x: auto; scroll-snap-type: x mandatory; scrollbar-width: none; }
  .related-viewport::-webkit-scrollbar { display: none; }
  .related-track { gap: 1rem; }
  .related-card { flex-basis: 78%; scroll-snap-align: start; }
  .zoom-dialog { width: calc(100vw - 1rem); height: calc(100svh - 1rem); }
}

@media (max-width: 520px) {
  .product-breadcrumb { min-height: 3.25rem; font-size: 0.76rem; }
  .product-detail { padding: 0.75rem 0 5.5rem; }
  .product-gallery { margin: 0 0.5rem; }
  .gallery-stage { aspect-ratio: 1 / 1.08; }
  .gallery-status { margin: 0.5rem 0 0; }
  .product-purchase { padding: 1rem var(--gutter) 0; }
  .product-purchase h1 { font-size: clamp(2.8rem, 12vw, 3.55rem); }
  .product-summary { margin: 1.35rem 0 1.1rem; }
  .product-add-button { min-height: 3.5rem; }
  .product-service-list button,
  .product-service-list a { font-size: 0.83rem; }
  .product-accordion-trigger { min-height: 3.75rem; font-size: 1.18rem; }
  .product-accordion-body dl > div { grid-template-columns: 1fr 1.2fr; }
  .related-products { padding-bottom: 5rem; }
  .related-header { gap: 0.5rem; }
  .related-header h2 { max-width: 15rem; font-size: 2.6rem; }
  .related-controls button { width: 2.5rem; }
  .related-card { flex-basis: 82%; }
  .related-card-name { font-size: 1.2rem; }
  .zoom-arrow { width: 3rem; height: 3rem; }
  .zoom-previous { left: 0.5rem; }
  .zoom-next { right: 0.5rem; }
}

.product-not-found { min-height: 55vh; padding: 5rem var(--gutter); max-width: 60rem; margin: auto; }
.product-not-found h1 { font-family: var(--serif); font-weight: 300; font-size: clamp(2.8rem, 6vw, 5rem); }
.product-not-found p { line-height: 1.7; margin-bottom: 2rem; }