.product-nav {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  min-height: 88px;
}

.product-nav__back,
.product-nav__contact {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  width: fit-content;
  border-bottom: 1px solid #cfb4b9;
  padding: 8px 2px;
  color: #5e454b;
  font-size: 8px;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.product-nav__contact { justify-self: end; }

.product-page { min-height: calc(100vh - 122px); padding-block: 48px 120px; }

.product-breadcrumb {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 42px;
  color: var(--muted);
  font-size: 8px;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.product-breadcrumb a:hover { color: var(--ink); }

.product-detail {
  display: grid;
  grid-template-columns: minmax(0, 1.08fr) minmax(340px, 0.92fr);
  align-items: start;
  gap: clamp(48px, 7vw, 110px);
}

.product-detail:not([hidden]) { display: grid; }

.product-gallery { min-width: 0; }

.product-gallery__stage {
  position: relative;
  display: grid;
  aspect-ratio: 4 / 5;
  overflow: hidden;
  background: #f1efeb;
  outline: none;
  place-items: center;
  touch-action: pan-y;
}

.product-gallery__stage:focus-visible { outline: 2px solid #9c727a; outline-offset: 4px; }

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

.product-gallery__control {
  position: absolute;
  top: 50%;
  z-index: 2;
  display: grid;
  width: 46px;
  aspect-ratio: 1;
  border: 1px solid rgba(44, 44, 44, 0.12);
  border-radius: 50%;
  background: rgba(251, 250, 248, 0.92);
  box-shadow: 0 8px 28px rgba(44, 44, 44, 0.12);
  cursor: pointer;
  place-items: center;
  transform: translateY(-50%);
  transition: background 0.25s ease, transform 0.25s ease;
}

.product-gallery__control:hover { background: #fff; transform: translateY(-50%) scale(1.05); }
.product-gallery__control--prev { left: 18px; }
.product-gallery__control--next { right: 18px; }

.product-gallery__counter {
  position: absolute;
  right: 18px;
  bottom: 18px;
  border-radius: 999px;
  padding: 7px 11px;
  background: rgba(251, 250, 248, 0.92);
  box-shadow: 0 6px 20px rgba(44, 44, 44, 0.08);
  font-size: 8px;
  font-weight: 600;
  letter-spacing: 0.12em;
}

.product-gallery__thumbs {
  display: grid;
  grid-auto-columns: 82px;
  grid-auto-flow: column;
  justify-content: center;
  gap: 12px;
  margin-top: 16px;
  overflow-x: auto;
  padding: 2px 2px 8px;
}

.product-gallery__thumb {
  aspect-ratio: 1;
  overflow: hidden;
  border: 1px solid transparent;
  padding: 0;
  background: #f1efeb;
  cursor: pointer;
  opacity: 0.58;
  transition: border-color 0.25s ease, opacity 0.25s ease;
}

.product-gallery__thumb:hover,
.product-gallery__thumb[aria-current="true"] { border-color: #9c727a; opacity: 1; }
.product-gallery__thumb img { width: 100%; height: 100%; object-fit: cover; }

.product-detail__content {
  position: sticky;
  top: 150px;
  padding-top: clamp(20px, 5vw, 76px);
}

.product-detail__content h1 {
  margin-bottom: 26px;
  font-size: clamp(52px, 6vw, 84px);
  overflow-wrap: anywhere;
}

.product-detail__description {
  max-width: 580px;
  margin-bottom: 38px;
  color: #5f5a55;
  font-size: 12px;
  font-weight: 300;
  line-height: 1.72;
}

.product-detail__description p { margin: 0; }
.product-detail__description p + p { margin-top: 14px; }
.product-detail__description .product-detail__lead {
  margin-bottom: 22px;
  color: #493d3f;
  font-family: var(--serif);
  font-size: clamp(22px, 2vw, 29px);
  font-weight: 400;
  line-height: 1.34;
}

.product-detail__facts { margin: 0 0 34px; border-block: 1px solid var(--line); }

.product-detail__facts div {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 24px;
  border-bottom: 1px solid var(--line);
  padding-block: 15px;
}

.product-detail__facts div:last-child { border-bottom: 0; }
.product-detail__facts dt { color: var(--muted); font-size: 8px; font-weight: 600; letter-spacing: 0.14em; text-transform: uppercase; }
.product-detail__facts dd { margin: 0; font-family: var(--serif); font-size: 18px; line-height: 1.2; }

.product-detail__whatsapp { width: 100%; }

.product-detail__note {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 16px;
  margin-top: 22px;
  color: var(--muted);
  font-size: 10px;
  line-height: 1.6;
}

.product-detail__note p { margin: 0; color: var(--ink); font-weight: 600; }
.product-detail__note span { padding-left: 16px; border-left: 1px solid var(--line); }

.product-not-found { max-width: 720px; margin: 80px auto; text-align: center; }
.product-not-found:not([hidden]) { display: block; }
.product-not-found p:not(.eyebrow) { margin: 0 auto 32px; color: var(--muted); }

.product-footer { border-top: 1px solid var(--line); padding-block: 26px; }
.product-footer__inner { display: flex; justify-content: space-between; gap: 20px; color: var(--muted); font-size: 8px; letter-spacing: 0.12em; text-transform: uppercase; }
.product-footer__inner a { color: #9e5269; font-weight: 600; }
.product-footer__inner a:hover { color: var(--rose-deep); }

@media (max-width: 980px) {
  .product-nav { min-height: 78px; }
  .product-detail { grid-template-columns: 1fr; gap: 42px; }
  .product-gallery { width: min(100%, 700px); margin-inline: auto; }
  .product-detail__content { position: static; max-width: 700px; padding-top: 0; }
  .product-page { padding-bottom: 90px; }
}

@media (max-width: 640px) {
  .product-nav__back span:last-child,
  .product-nav__contact { font-size: 0; }
  .product-nav__back,
  .product-nav__contact { width: 38px; min-height: 38px; justify-content: center; border: 1px solid #dfc9cd; padding: 0; }
  .product-nav__contact span { font-size: 15px; }
  .product-header .brand__monogram { font-size: 42px; }
  .product-header .brand__name { display: none; }
  .product-page { padding-block: 28px 74px; }
  .product-breadcrumb { margin-bottom: 24px; overflow: hidden; white-space: nowrap; }
  .product-breadcrumb span:last-child { overflow: hidden; text-overflow: ellipsis; }
  .product-gallery__control { width: 40px; }
  .product-gallery__control--prev { left: 10px; }
  .product-gallery__control--next { right: 10px; }
  .product-gallery__counter { right: 10px; bottom: 10px; }
  .product-gallery__thumbs { grid-auto-columns: 68px; justify-content: start; }
  .product-detail__content h1 { font-size: 50px; }
  .product-detail__description { font-size: 12px; }
  .product-detail__description .product-detail__lead { font-size: 22px; }
  .product-detail__note { grid-template-columns: 1fr; gap: 8px; }
  .product-detail__note span { border-left: 0; padding-left: 0; }
  .product-footer__inner { align-items: center; flex-direction: column; text-align: center; }
}

@media (prefers-reduced-motion: reduce) {
  .product-gallery__stage > img,
  .product-gallery__control { transition: none; }
}