.missing-product,
.product-page-content {
  padding: clamp(1rem, 5vw, 4rem);
}

.missing-product {
  display: grid;
  min-height: 70vh;
  align-content: center;
  gap: 1rem;
}

.missing-product[hidden] {
  display: none;
}

.missing-product h1 {
  max-width: 820px;
  margin: 0;
  font-size: clamp(2.2rem, 5vw, 4.4rem);
  line-height: 1;
}

.missing-product p {
  max-width: 640px;
  color: var(--muted);
  line-height: 1.6;
}

.breadcrumb {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
  margin-bottom: 1rem;
  color: var(--muted);
  font-size: 0.95rem;
}

.breadcrumb a,
.breadcrumb strong {
  transition: color var(--motion-fast) ease, transform var(--motion-medium) var(--ease-out);
}

.breadcrumb a:hover,
.breadcrumb a:focus-visible {
  color: var(--clay);
  transform: translate3d(0, -1px, 0);
}

.product-detail {
  display: grid;
  grid-template-columns: minmax(280px, 0.82fr) minmax(0, 1fr);
  gap: clamp(1.2rem, 4vw, 3rem);
  align-items: start;
}

.product-gallery {
  position: static;
  display: grid;
  gap: 0.75rem;
}

.product-image-frame {
  position: relative;
  overflow: hidden;
  min-height: clamp(345px, 42vw, 465px);
  max-height: 465px;
  background: #f8f8f6;
  border: 1px solid rgba(248, 248, 246, 0.92);
  border-radius: 8px;
}

.product-image-frame img {
  height: 100%;
  min-height: clamp(345px, 42vw, 465px);
  max-height: 465px;
  object-fit: contain;
  background: #f8f8f6;
  transition: transform var(--motion-slow) var(--ease-out), filter var(--motion-medium) ease;
}

.product-image-frame:hover img {
  transform: scale(1.018);
  filter: saturate(1.04) contrast(1.02);
}

.photo-note {
  position: absolute;
  right: 1rem;
  bottom: 1rem;
  max-width: calc(100% - 2rem);
  padding: 0.45rem 0.7rem;
  background: rgba(24, 22, 19, 0.72);
  border-radius: 999px;
  color: #ffffff;
  font-size: 0.82rem;
  font-weight: 850;
}

.product-gallery-arrow {
  position: absolute;
  top: 50%;
  z-index: 2;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2.6rem;
  height: 2.6rem;
  border: 1px solid rgba(255, 255, 255, 0.48);
  border-radius: 999px;
  background: rgba(24, 22, 19, 0.68);
  color: #ffffff;
  cursor: pointer;
  font: inherit;
  transform: translateY(-50%);
  transition: background var(--motion-fast) ease, transform var(--motion-medium) var(--ease-out), border-color var(--motion-fast) ease;
}

.product-gallery-arrow.previous {
  left: 0.75rem;
}

.product-gallery-arrow.next {
  right: 0.75rem;
}

.product-gallery-arrow span {
  display: block;
  font-size: 2rem;
  line-height: 1;
  transform: translateY(-0.05rem);
}

.product-gallery-arrow:hover,
.product-gallery-arrow:focus-visible {
  background: rgba(24, 22, 19, 0.82);
  border-color: rgba(255, 255, 255, 0.72);
  transform: translateY(-50%) scale(1.04);
}

.product-gallery-count {
  position: absolute;
  left: 1rem;
  bottom: 1rem;
  z-index: 2;
  padding: 0.45rem 0.7rem;
  background: rgba(255, 255, 255, 0.78);
  border: 1px solid rgba(24, 22, 19, 0.12);
  border-radius: 999px;
  color: var(--ink);
  font-size: 0.82rem;
  font-weight: 900;
}

.product-thumbs {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(78px, 92px));
  justify-content: start;
  gap: 0.55rem;
}

.thumb-button {
  position: relative;
  display: block;
  overflow: hidden;
  width: 100%;
  aspect-ratio: 1 / 1;
  min-height: 0;
  padding: 0;
  background: #f8f8f6;
  border: 1px solid var(--line);
  border-radius: 8px;
  color: inherit;
  cursor: pointer;
  font: inherit;
  text-align: left;
  transition: transform var(--motion-medium) var(--ease-out), border-color var(--motion-fast) ease, box-shadow var(--motion-medium) ease;
}

.thumb-button img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  background: #f8f8f6;
}

.thumb-button span {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
}

.thumb-button:hover,
.thumb-button:focus-visible,
.thumb-button.is-active {
  transform: translate3d(0, -2px, 0);
  border-color: rgba(24, 22, 19, 0.3);
  box-shadow: var(--soft-shadow);
}

.product-info {
  display: grid;
  gap: 1.1rem;
  padding-block: clamp(1rem, 3vw, 2rem);
}

.product-info h1 {
  margin: 0;
  font-size: clamp(2.2rem, 5vw, 4.5rem);
  line-height: 0.98;
}

.product-lead {
  max-width: 780px;
  margin: 0;
  color: var(--muted);
  font-size: 1.1rem;
  line-height: 1.7;
}

.product-kpis {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1px;
  overflow: hidden;
  background: var(--line);
  border: 1px solid var(--line);
  border-radius: 8px;
}

.product-kpis span {
  display: grid;
  gap: 0.25rem;
  padding: 1rem;
  background: var(--surface);
}

.product-kpis strong {
  font-size: 1rem;
}

.product-kpis small {
  color: var(--muted);
  font-weight: 800;
}

.option-group {
  display: grid;
  gap: 0.7rem;
  padding-top: 0.8rem;
  border-top: 1px solid var(--line);
}

.option-group h2 {
  margin: 0;
  font-size: 1.05rem;
}

.color-list,
.size-list,
.pattern-options-list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
}

.color-chip,
.size-chip,
.pattern-option-chip {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  min-height: 2.35rem;
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 0.45rem 0.75rem;
  background: var(--surface);
  color: var(--ink);
  cursor: pointer;
  font: inherit;
  font-weight: 850;
  transition: transform var(--motion-medium) var(--ease-out), border-color var(--motion-fast) ease, box-shadow var(--motion-medium) ease;
}

.color-chip:hover,
.size-chip:hover,
.pattern-option-chip:hover,
.color-chip:focus-visible,
.size-chip:focus-visible,
.pattern-option-chip:focus-visible,
.color-chip.is-selected,
.size-chip.is-selected,
.pattern-option-chip.is-selected {
  transform: translate3d(0, -2px, 0);
  border-color: rgba(24, 22, 19, 0.28);
  box-shadow: var(--soft-shadow);
}

.color-chip.is-selected,
.size-chip.is-selected,
.pattern-option-chip.is-selected {
  background: var(--surface);
  border-color: var(--clay);
  color: var(--ink);
  box-shadow: 0 0 0 2px rgba(182, 99, 69, 0.28), var(--soft-shadow);
}

.size-chip.is-disabled,
.size-chip:disabled {
  cursor: not-allowed;
  opacity: 0.42;
  text-decoration: line-through;
  transform: none;
  box-shadow: none;
}

.swatch {
  position: relative;
  width: 1.1rem;
  height: 1.1rem;
  border: 1px solid rgba(24, 22, 19, 0.22);
  border-radius: 50%;
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.45);
  flex: 0 0 auto;
}

.color-chip.is-selected .swatch {
  border-color: #ffffff;
  box-shadow: 0 0 0 2px var(--clay), inset 0 0 0 1px rgba(24, 22, 19, 0.28);
}

.color-chip.is-selected .swatch::after {
  content: "";
  position: absolute;
  right: -0.22rem;
  bottom: -0.22rem;
  width: 0.45rem;
  height: 0.45rem;
  background: var(--clay);
  border: 2px solid var(--surface);
  border-radius: 50%;
}

.detail-list {
  display: grid;
  gap: 0.55rem;
  margin: 0;
  padding-left: 1.1rem;
  color: var(--muted);
  line-height: 1.6;
}

.product-back {
  border-color: var(--line);
  color: var(--ink);
}

.add-cart-button {
  background: var(--ink);
  color: #ffffff;
  cursor: pointer;
  font: inherit;
}

.cart-product-status {
  min-height: 0;
  margin: 0;
  color: var(--clay);
  font-weight: 850;
}

.related-section {
  display: grid;
  gap: 1rem;
  margin-top: clamp(2rem, 6vw, 5rem);
}

.related-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1rem;
}

.related-card {
  display: grid;
  overflow: hidden;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 8px;
  color: inherit;
  text-decoration: none;
  transition: transform var(--motion-medium) var(--ease-out), box-shadow var(--motion-medium) ease, border-color var(--motion-fast) ease;
}

.related-card:hover,
.related-card:focus-visible {
  transform: translate3d(0, -4px, 0);
  border-color: rgba(24, 22, 19, 0.28);
  box-shadow: var(--shadow);
}

.related-card img {
  height: 190px;
  object-fit: cover;
}

.related-card div {
  display: grid;
  gap: 0.45rem;
  padding: 1rem;
}

.related-card h3,
.related-card p {
  margin: 0;
}

.related-card p {
  color: var(--muted);
  line-height: 1.5;
}

/* Hover stabile per evitare lampeggi su miniature, taglie, colori e card. */
.breadcrumb a:hover,
.breadcrumb a:focus-visible,
.thumb-button:hover,
.thumb-button:focus-visible,
.thumb-button.is-active,
.color-chip:hover,
.size-chip:hover,
.pattern-option-chip:hover,
.color-chip:focus-visible,
.size-chip:focus-visible,
.pattern-option-chip:focus-visible,
.color-chip.is-selected,
.size-chip.is-selected,
.pattern-option-chip.is-selected,
.related-card:hover,
.related-card:focus-visible {
  transform: none;
}

@media (max-width: 980px) {
  .product-detail,
  .related-grid {
    grid-template-columns: 1fr;
  }

  .product-gallery {
    position: static;
  }

  .product-image-frame,
  .product-image-frame img {
    min-height: 365px;
    max-height: 385px;
  }
}

@media (max-width: 640px) {
  .product-page-content {
    padding: 1rem;
  }

  .product-thumbs,
  .product-kpis {
    grid-template-columns: 1fr;
  }

  .product-image-frame,
  .product-image-frame img {
    min-height: 305px;
    max-height: 325px;
  }
}

/* Ottimizzazione mobile scheda prodotto. */
@media (max-width: 640px) {
  .missing-product,
  .product-page-content {
    padding: 0.85rem 1rem 2rem;
  }

  .breadcrumb {
    gap: 0.35rem;
    margin-bottom: 0.85rem;
    font-size: 0.86rem;
    line-height: 1.35;
  }

  .product-detail {
    gap: 0.95rem;
  }

  .product-gallery {
    gap: 0.55rem;
  }

  .product-image-frame,
  .product-image-frame img {
    min-height: 275px;
    max-height: 300px;
  }

  .photo-note {
    right: 0.65rem;
    bottom: 0.65rem;
    max-width: calc(100% - 1.3rem);
    padding: 0.36rem 0.58rem;
    font-size: 0.72rem;
  }

  .product-thumbs {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 0.5rem;
  }

  .thumb-button {
    min-height: 0;
  }

  .thumb-button img {
    height: 100%;
  }

  .product-gallery-arrow {
    width: 2.25rem;
    height: 2.25rem;
  }

  .product-gallery-arrow.previous {
    left: 0.45rem;
  }

  .product-gallery-arrow.next {
    right: 0.45rem;
  }

  .product-gallery-count {
    left: 0.65rem;
    bottom: 0.65rem;
    padding: 0.36rem 0.58rem;
    font-size: 0.72rem;
  }

  .thumb-button img {
    height: 58px;
  }

  .thumb-button span {
    padding: 0.32rem;
    font-size: 0.7rem;
    line-height: 1.15;
  }

  .product-info {
    gap: 0.85rem;
    padding-block: 0.3rem;
  }

  .product-info h1,
  .missing-product h1 {
    font-size: clamp(1.9rem, 9.8vw, 2.55rem);
    line-height: 1.04;
  }

  .product-lead {
    font-size: 0.98rem;
    line-height: 1.55;
  }

  .product-kpis span {
    gap: 0.15rem;
    padding: 0.72rem;
  }

  .product-kpis strong {
    font-size: 0.95rem;
  }

  .product-kpis small {
    font-size: 0.78rem;
  }

  .option-group {
    gap: 0.55rem;
    padding-top: 0.68rem;
  }

  .color-list,
  .size-list {
    gap: 0.45rem;
  }

  .color-chip,
  .size-chip {
    min-height: 2.2rem;
    padding: 0.38rem 0.62rem;
    font-size: 0.9rem;
  }

  .detail-list {
    line-height: 1.5;
  }

  .related-section {
    gap: 0.85rem;
    margin-top: 1.6rem;
  }

  .related-card img {
    height: 150px;
  }

  .related-card div {
    gap: 0.35rem;
    padding: 0.85rem;
  }
}