/* Terra Design — product page */
.td-product {
  padding: 28px 0 64px;
  background:
    linear-gradient(180deg, #f7f5f1 0%, #ffffff 220px);
}

.td-product__crumbs {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin: 0 0 28px;
  font-size: 12px;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--td-muted);
}

.td-product__crumbs a:hover {
  color: var(--td-ink);
}

.td-product__crumbs-sep {
  opacity: 0.45;
}

.td-product__grid {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
  gap: 48px 56px;
  align-items: start;
}

.td-product__media {
  position: sticky;
  top: calc(var(--td-header-h) + 24px);
  display: grid;
  grid-template-columns: 72px minmax(0, 1fr);
  gap: 12px;
  align-items: start;
}

.td-product__media--solo {
  grid-template-columns: minmax(0, 1fr);
}

.td-product__thumbs {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin: 0;
  max-height: min(70vh, 640px);
  overflow-y: auto;
  scrollbar-width: thin;
}

.td-product__thumb {
  width: 72px;
  height: 72px;
  flex: 0 0 auto;
  padding: 0;
  border: 1px solid var(--td-line);
  background: #fff;
  cursor: pointer;
  overflow: hidden;
  transition: border-color 0.2s ease, transform 0.2s ease;
}

.td-product__thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.td-product__thumb:hover,
.td-product__thumb.is-active {
  border-color: var(--td-charcoal);
  transform: translateY(-1px);
}

.td-product__stage {
  position: relative;
  aspect-ratio: 1 / 1;
  background:
    radial-gradient(circle at 30% 20%, rgba(255, 255, 255, 0.9), transparent 45%),
    linear-gradient(145deg, #ebe7e0, #f8f6f2 55%, #e4dfd6);
  overflow: hidden;
}

.td-product__stage img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: opacity 0.35s ease, transform 0.5s ease;
}

.td-product__stage.is-swapping img {
  opacity: 0.35;
  transform: scale(1.02);
}

.td-product__stage-empty {
  display: grid;
  place-items: center;
  height: 100%;
  color: var(--td-muted);
  font-size: 13px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.td-product__brand {
  margin: 0 0 8px;
  font-size: 12px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--td-muted);
}

.td-product__title {
  margin: 0 0 12px;
  font-family: var(--td-font-serif);
  font-size: clamp(32px, 4vw, 46px);
  font-weight: 500;
  line-height: 1.15;
  letter-spacing: 0.01em;
}

.td-product__code {
  margin: 0 0 20px;
  font-size: 13px;
  color: var(--td-ink-soft);
}

.td-product__code.is-empty span {
  color: var(--td-muted);
}

.td-product__specs {
  margin: 0 0 28px;
  border-top: 1px solid var(--td-line);
  border-bottom: 1px solid var(--td-line);
}

.td-product__specs[hidden] {
  display: none;
}

.td-product__specs table {
  width: 100%;
  border-collapse: collapse;
}

.td-product__specs th,
.td-product__specs td {
  padding: 12px 0;
  border-bottom: 1px solid var(--td-line);
  font-size: 13px;
  text-align: left;
  vertical-align: top;
}

.td-product__specs tr:last-child th,
.td-product__specs tr:last-child td {
  border-bottom: 0;
}

.td-product__specs th {
  width: 42%;
  color: var(--td-muted);
  font-weight: 500;
  padding-right: 16px;
}

.td-product__variants {
  margin: 0 0 28px;
}

.td-product__variants-label {
  margin: 0 0 12px;
  font-size: 12px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--td-muted);
}

.td-product__chips {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.td-product__chip {
  min-width: 88px;
  padding: 12px 16px;
  border: 1px solid var(--td-line-strong);
  background: #fff;
  color: var(--td-ink);
  font-size: 13px;
  letter-spacing: 0.02em;
  cursor: pointer;
  transition: background 0.2s ease, border-color 0.2s ease, color 0.2s ease;
}

.td-product__chip:hover {
  border-color: var(--td-charcoal);
}

.td-product__chip.is-active {
  background: var(--td-charcoal);
  border-color: var(--td-charcoal);
  color: #fff;
}

.td-product__chip.is-oos:not(.is-active) {
  opacity: 0.55;
}

.td-product__badge {
  position: absolute;
  top: 14px;
  left: 14px;
  z-index: 2;
  background: #111;
  color: #fff;
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  padding: 6px 10px;
  line-height: 1;
}

.td-product__badge[hidden] {
  display: none !important;
}

.td-product__price-block {
  margin: 0 0 16px;
}

.td-product__price {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 8px;
  font-family: var(--td-font-serif);
  line-height: 1;
}

.td-product__price-amount {
  font-size: clamp(36px, 5vw, 52px);
  font-weight: 500;
}

.td-product__price-currency,
.td-product__price-unit {
  font-size: 18px;
  color: var(--td-ink-soft);
}

.td-product__price-unit.is-empty {
  display: none;
}

.td-product__price-old {
  margin-left: 4px;
  font-size: 18px;
  color: var(--td-muted);
  text-decoration: line-through;
}

.td-product__price-old.is-empty {
  display: none;
}

.td-product__price-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 18px;
  margin-top: 10px;
  font-size: 12px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--td-muted);
}

.td-product__promo-tag {
  color: #111;
  font-weight: 600;
}

.td-product__promo-tag.is-empty,
.td-product__promo-tag[hidden] {
  display: none !important;
}

.td-product__price-excl strong {
  color: var(--td-ink-soft);
  font-weight: 600;
}

.td-product__combo-price-old {
  display: block;
  margin-bottom: 2px;
  color: var(--td-muted);
  font-weight: 400;
}

.td-product__stock {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin: 0 0 24px;
  font-size: 13px;
}

.td-product__stock::before {
  content: "";
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #8a8a8a;
}

.td-product__stock.is-in::before {
  background: #2f7d4a;
}

.td-product__stock.is-out::before {
  background: #b33a2b;
}

.td-product__form {
  display: grid;
  gap: 18px;
  margin: 0 0 28px;
  padding: 22px 0 0;
  border-top: 1px solid var(--td-line);
}

.td-product__qty label {
  display: block;
  margin-bottom: 10px;
  font-size: 12px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--td-muted);
}

.td-product__qty-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 14px 20px;
}

.td-product__qty-controls {
  display: inline-flex;
  align-items: center;
  border: 1px solid var(--td-line-strong);
  background: #fff;
}

.td-product__qty-btn {
  width: 44px;
  height: 44px;
  border: 0;
  background: transparent;
  cursor: pointer;
  font-size: 18px;
  line-height: 1;
}

.td-product__qty-btn:hover {
  background: var(--td-bg-soft);
}

.td-product__qty-controls input {
  width: 88px;
  height: 44px;
  border: 0;
  border-left: 1px solid var(--td-line);
  border-right: 1px solid var(--td-line);
  text-align: center;
  background: transparent;
}

.td-product__qty-conv {
  margin: 0;
  font-size: 13px;
  color: var(--td-ink-soft);
}

.td-product__qty-conv.is-empty {
  display: none;
}

.td-product__total {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 8px 12px;
  font-size: 14px;
}

.td-product__total strong {
  font-family: var(--td-font-serif);
  font-size: 28px;
  font-weight: 500;
}

.td-product__total-note {
  font-size: 11px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--td-muted);
}

.td-product__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.td-product__add {
  flex: 1 1 220px;
  min-height: 52px;
}

.td-product__wish {
  width: 52px;
  min-height: 52px;
  padding: 0;
  font-size: 20px;
}

.td-product__cart-note {
  margin: 0;
  font-size: 13px;
  color: #2f7d4a;
}

.td-product__lead {
  margin: 0 0 20px;
  padding-top: 0;
  color: var(--td-ink-soft);
  font-size: 14px;
  line-height: 1.7;
}

.td-product__details,
.td-product__projects {
  margin-top: 56px;
  padding-top: 36px;
  border-top: 1px solid var(--td-line);
}

.td-product__tabs {
  margin-top: 48px;
  padding-top: 8px;
}

.td-product__tablist {
  display: flex;
  flex-wrap: wrap;
  gap: 0;
  border-bottom: 1px solid var(--td-line);
  margin-bottom: 24px;
}

.td-product__tab {
  appearance: none;
  border: 0;
  background: transparent;
  padding: 14px 18px;
  margin: 0;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--td-muted);
  cursor: pointer;
  border-bottom: 2px solid transparent;
  margin-bottom: -1px;
  transition: color 0.2s ease, border-color 0.2s ease;
}

.td-product__tab:hover {
  color: var(--td-ink);
}

.td-product__tab.is-active {
  color: var(--td-ink);
  border-bottom-color: var(--td-charcoal);
}

.td-product__tabpanel[hidden] {
  display: none;
}

.td-product__tabpanel.is-active {
  display: block;
  animation: tdTabIn 0.28s ease;
}

@keyframes tdTabIn {
  from { opacity: 0; transform: translateY(6px); }
  to { opacity: 1; transform: translateY(0); }
}

.td-product__details-title {
  margin: 0 0 18px;
  font-family: var(--td-font-serif);
  font-size: 28px;
  font-weight: 500;
}

.td-product__details-body {
  max-width: 76ch;
  color: var(--td-ink-soft);
  font-size: 15px;
  line-height: 1.75;
}

.td-product__details-body p {
  margin: 0 0 1em;
}

.td-product__specs--tab {
  margin: 0;
  border-top: 0;
  border-bottom: 0;
  max-width: 640px;
}

.td-product__combos {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 18px;
}

.td-product__combo {
  display: block;
}

.td-product__combo-media {
  display: block;
  aspect-ratio: 1 / 1;
  background: linear-gradient(145deg, #e8e4dc, #f6f3ee);
  margin-bottom: 10px;
  overflow: hidden;
}

.td-product__combo-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.td-product__combo-name {
  display: block;
  font-family: var(--td-font-serif);
  font-size: 18px;
  margin-bottom: 4px;
}

.td-product__combo-price {
  display: block;
  font-size: 13px;
  color: var(--td-ink-soft);
}

.td-product__placeholder {
  margin: 0;
  color: var(--td-muted);
  font-size: 14px;
}

.td-product-404 {
  padding: 80px 0;
  text-align: center;
}

.td-product-404 h1 {
  font-family: var(--td-font-serif);
  font-weight: 500;
  font-size: 36px;
}

/* Related */
.td-related {
  padding: 24px 0 72px;
  background: var(--td-bg-soft);
}

.td-related__head {
  margin-bottom: 28px;
}

.td-related__title {
  margin: 0 0 6px;
  font-family: var(--td-font-serif);
  font-size: 32px;
  font-weight: 500;
}

.td-related__sub {
  margin: 0;
  font-size: 12px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--td-muted);
}

.td-related__grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 22px;
}

.td-related__card {
  display: block;
  transition: transform 0.25s ease;
}

.td-related__card:hover {
  transform: translateY(-3px);
}

.td-related__media {
  aspect-ratio: 1 / 1;
  background: linear-gradient(145deg, #e8e4dc, #f6f3ee);
  margin-bottom: 14px;
  overflow: hidden;
}

.td-related__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.td-related__media-empty {
  display: grid;
  place-items: center;
  height: 100%;
  color: var(--td-muted);
  font-size: 12px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.td-related__brand {
  margin: 0 0 4px;
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--td-muted);
}

.td-related__name {
  margin: 0 0 8px;
  font-family: var(--td-font-serif);
  font-size: 20px;
  font-weight: 500;
  line-height: 1.25;
}

.td-related__price {
  margin: 0;
  font-size: 14px;
}

.td-related__price span {
  font-size: 11px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--td-muted);
}

@media (max-width: 980px) {
  .td-product__grid {
    grid-template-columns: 1fr;
    gap: 28px;
  }

  .td-product__media {
    position: static;
    grid-template-columns: 64px minmax(0, 1fr);
  }

  .td-related__grid,
  .td-product__combos {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 640px) {
  .td-product {
    padding-top: 18px;
  }

  .td-container {
    width: min(calc(100% - 32px), var(--td-max));
  }

  .td-product__media {
    grid-template-columns: 1fr;
  }

  .td-product__thumbs {
    flex-direction: row;
    max-height: none;
    overflow-x: auto;
    overflow-y: hidden;
    order: 2;
  }

  .td-product__stage {
    order: 1;
  }

  .td-product__thumb {
    width: 60px;
    height: 60px;
  }

  .td-product__tab {
    padding: 12px 12px;
    font-size: 11px;
  }

  .td-related__grid,
  .td-product__combos {
    grid-template-columns: 1fr 1fr;
    gap: 14px;
  }
}