/* ============================================================
   Single Product — Claude Design handoff (TSM/pages.jsx ProductPage)
   Использует токены из design-tokens.css
============================================================ */

.tsm-product {
  font-family: var(--font-sans);
  color: var(--brand-dark);
  background: var(--surface-1);
  padding: var(--sp-8) 0 var(--sp-16);
}

.tsm-product__container {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 var(--sp-6);
}

/* --- Breadcrumbs ----------------------------------------- */
.tsm-product__crumbs {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
  font: 400 13px/1.4 var(--font-sans);
  color: var(--on-surface-muted);
  margin-bottom: var(--sp-6);
}
.tsm-product__crumbs a {
  color: var(--on-surface-muted);
  text-decoration: none;
}
.tsm-product__crumbs a:hover { color: var(--brand-green-deep); }
.tsm-product__crumb-sep { color: var(--on-surface-faded); }
.tsm-product__crumb-current { color: var(--brand-dark); }

/* --- Grid ------------------------------------------------- */
.tsm-product__grid {
  display: grid;
  grid-template-columns: 1fr 1fr 360px;
  gap: var(--sp-8);
}

/* --- Gallery ---------------------------------------------- */
.tsm-product__gallery {
  display: flex;
  gap: 14px;
}
.tsm-product__thumbs {
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.tsm-product__thumb {
  width: 64px;
  height: 64px;
  padding: 0;
  border: 2px solid var(--outline-soft);
  background: #fff;
  border-radius: var(--r-md);
  cursor: pointer;
  overflow: hidden;
  transition: border-color .15s;
}
.tsm-product__thumb:hover { border-color: var(--brand-green); }
.tsm-product__thumb.is-active { border-color: var(--brand-green-aa); }
.tsm-product__thumb img {
  width: 100%; height: 100%;
  object-fit: cover; display: block;
}
.tsm-product__main-image {
  flex: 1;
  aspect-ratio: 1 / 1;
  background: #fff;
  border: 1px solid var(--outline-soft);
  border-radius: var(--r-md);
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}
.tsm-product__main-image img {
  width: 100%; height: 100%;
  object-fit: contain;
  display: block;
}
.tsm-product__ph {
  width: 100%; height: 100%;
  display: flex; align-items: center; justify-content: center;
  background: var(--surface-2);
  color: var(--on-surface-faded);
  font: 500 13px/1.2 var(--font-mono);
}

/* --- Info column ------------------------------------------ */
.tsm-product__badges {
  display: flex; gap: 8px; flex-wrap: wrap;
  margin-bottom: 12px;
}
.tsm-product__badge {
  font: 600 11px/1 var(--font-sans);
  letter-spacing: .06em;
  text-transform: uppercase;
  padding: 5px 10px;
  border-radius: var(--r-xs);
}
.tsm-product__badge--instock {
  background: var(--brand-green-soft);
  color: var(--brand-green-deep);
}
.tsm-product__badge--backorder {
  background: var(--brand-ochre-soft);
  color: var(--brand-ochre-deep);
}
.tsm-product__badge--out {
  background: var(--surface-3);
  color: var(--on-surface-muted);
}
.tsm-product__badge--sale {
  background: var(--danger-soft);
  color: var(--danger);
}
.tsm-product__sku {
  font: 500 12px/1 var(--font-mono);
  color: var(--on-surface-faded);
  padding: 5px 8px;
  background: var(--surface-2);
  border-radius: var(--r-xs);
}

.tsm-product__title {
  margin: 0 0 14px;
  font: 700 32px/1.15 var(--font-sans);
  letter-spacing: -.015em;
  color: var(--brand-dark);
}
.tsm-product__subtitle {
  font: 400 16px/1.4 var(--font-sans);
  color: var(--on-surface-muted);
  margin-bottom: 24px;
}
.tsm-product__subtitle p { margin: 0 0 8px; }

.tsm-product__section-title {
  margin: 0 0 12px;
  font: 600 16px/1 var(--font-sans);
}

.tsm-product__attrs {
  width: 100%;
  border-collapse: collapse;
  font: 400 14px/1.45 var(--font-sans);
}
.tsm-product__attrs tr { border-bottom: 1px dashed var(--outline-soft); }
.tsm-product__attr-key {
  padding: 8px 0;
  color: var(--on-surface-muted);
  width: 40%;
}
.tsm-product__attr-val {
  padding: 8px 0;
  font-weight: 500;
}

.tsm-product__delivery-note {
  margin-top: 24px;
  padding: 16px 18px;
  background: var(--surface-2);
  border-radius: var(--r-md);
  display: flex;
  gap: 14px;
  align-items: flex-start;
  font: 400 14px/1.45 var(--font-sans);
}
.tsm-product__delivery-note svg {
  color: var(--brand-green-aa);
  margin-top: 2px;
  flex-shrink: 0;
}

/* --- Buy box --------------------------------------------- */
.tsm-product__buybox-wrap {
  position: sticky;
  top: calc(var(--header-h) + 16px);
  align-self: start;
}
.tsm-product__buybox {
  padding: var(--sp-5);
  background: #fff;
  border: 1px solid var(--outline-soft);
  border-radius: var(--r-md);
  box-shadow: var(--el-1);
}
.tsm-product__price-row {
  display: flex;
  align-items: baseline;
  gap: 8px;
  margin-bottom: 6px;
  flex-wrap: wrap;
}
.tsm-product__price {
  font: 800 36px/1 var(--font-sans);
  letter-spacing: -.02em;
  color: var(--brand-dark);
}
.tsm-product__currency {
  font: 500 16px/1 var(--font-sans);
  color: var(--on-surface-faded);
}
.tsm-product__price-old {
  font: 500 14px/1 var(--font-sans);
  color: var(--on-surface-faded);
  text-decoration: line-through;
  margin-left: 6px;
}
.tsm-product__price-note {
  font: 400 12px/1 var(--font-sans);
  color: var(--on-surface-faded);
  margin-bottom: 18px;
}

.tsm-product__qty-row {
  display: flex; gap: 10px;
  margin-bottom: 10px;
}
.tsm-product__qty {
  display: flex;
  align-items: center;
  border: 1px solid var(--outline);
  border-radius: var(--r-md);
  background: #fff;
  overflow: hidden;
}
.tsm-product__qty-btn {
  width: 44px; height: 48px;
  border: none;
  background: transparent;
  cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  color: var(--brand-dark);
}
.tsm-product__qty-btn:hover { background: var(--surface-2); }
.tsm-product__qty-input {
  width: 44px; height: 48px;
  border: none; outline: none;
  text-align: center;
  font: 600 16px/1 var(--font-sans);
  background: transparent;
  -moz-appearance: textfield;
}
.tsm-product__qty-input::-webkit-outer-spin-button,
.tsm-product__qty-input::-webkit-inner-spin-button {
  -webkit-appearance: none; margin: 0;
}
.tsm-product__add {
  flex: 1;
  height: 48px;
  background: var(--brand-green-aa);
  color: #fff;
  border: none;
  border-radius: var(--r-md);
  font: 600 15px/1 var(--font-sans);
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  transition: background .15s;
}
.tsm-product__add:hover { background: var(--brand-green-deep); }
.tsm-product__oneclick {
  width: 100%;
  height: 44px;
  background: #fff;
  color: var(--brand-dark);
  border: 1px solid var(--outline);
  border-radius: var(--r-md);
  font: 500 14px/1 var(--font-sans);
  cursor: pointer;
  transition: border-color .15s, color .15s;
}
.tsm-product__oneclick:hover {
  border-color: var(--brand-green-aa);
  color: var(--brand-green-deep);
}

/* Request-state ------------------------------------------ */
.tsm-product__avail-tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 10px;
  background: var(--brand-green-soft);
  color: var(--brand-green-deep);
  border-radius: var(--r-xs);
  font: 600 11px/1 var(--font-sans);
  letter-spacing: .08em;
  text-transform: uppercase;
  margin-bottom: 14px;
}
.tsm-product__avail-tag--danger {
  background: var(--danger-soft);
  color: var(--danger);
}
.tsm-product__avail-title {
  margin: 0 0 8px;
  font: 700 22px/1.2 var(--font-sans);
  letter-spacing: -.01em;
}
.tsm-product__avail-text {
  margin: 0 0 18px;
  font: 400 14px/1.45 var(--font-sans);
  color: var(--on-surface-muted);
}
.tsm-product__avail-actions {
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.tsm-product__avail-action {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 14px;
  border: 1px solid var(--outline);
  border-radius: var(--r-md);
  background: #fff;
  color: var(--on-surface);
  text-decoration: none;
  transition: border-color .15s, background .15s, color .15s, transform .15s;
}
.tsm-product__avail-action:hover {
  border-color: var(--brand-green-aa);
  background: var(--surface-1);
}
.tsm-product__avail-action-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  flex: 0 0 36px;
  border-radius: var(--r-sm);
  background: var(--surface-2);
  color: var(--brand-dark);
  transition: background .15s, color .15s;
}
.tsm-product__avail-action:hover .tsm-product__avail-action-icon {
  background: var(--brand-green-soft);
  color: var(--brand-green-deep);
}
.tsm-product__avail-action-text {
  display: flex;
  flex-direction: column;
  gap: 2px;
  min-width: 0;
}
.tsm-product__avail-action-title {
  font: 600 14px/1.2 var(--font-sans);
}
.tsm-product__avail-action-sub {
  font: 400 12px/1.3 var(--font-sans);
  color: var(--on-surface-muted);
}
.tsm-product__avail-action--primary {
  background: var(--brand-green-deep);
  color: #fff;
  border-color: var(--brand-green-deep);
}
.tsm-product__avail-action--primary .tsm-product__avail-action-icon {
  background: rgba(255,255,255,.18);
  color: #fff;
}
.tsm-product__avail-action--primary .tsm-product__avail-action-sub {
  color: rgba(255,255,255,.78);
}
.tsm-product__avail-action--primary:hover {
  background: var(--brand-green-deep);
  border-color: var(--brand-green-deep);
  filter: brightness(1.06);
}

.tsm-product__secondary {
  display: flex; gap: 6px;
  margin-top: 14px;
}
.tsm-product__sec-btn {
  flex: 1;
  height: 36px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  background: transparent;
  border: none;
  color: var(--on-surface-muted);
  font: 500 13px/1 var(--font-sans);
  cursor: pointer;
  border-radius: var(--r-sm);
}
.tsm-product__sec-btn:hover {
  background: var(--surface-2);
  color: var(--brand-dark);
}

.tsm-product__trust {
  margin-top: 14px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 14px 18px;
  background: var(--surface-2);
  border-radius: var(--r-md);
}
.tsm-product__trust-row {
  display: flex;
  gap: 10px;
  align-items: flex-start;
  font: 400 13px/1.35 var(--font-sans);
  color: var(--brand-dark);
}
.tsm-product__trust-row svg {
  color: var(--brand-green-aa);
  flex-shrink: 0;
  margin-top: 1px;
}
.tsm-product__trust-row a {
  color: var(--brand-dark);
  font-weight: 600;
  text-decoration: none;
}

/* --- Tabs ------------------------------------------------- */
.tsm-product__tabs {
  margin-top: var(--sp-12);
}
.tsm-product__tabs-nav {
  display: flex;
  gap: 0;
  border-bottom: 1px solid var(--outline-soft);
  overflow-x: auto;
}
.tsm-product__tab {
  padding: 16px 22px;
  border: none;
  background: transparent;
  font: 500 15px/1 var(--font-sans);
  color: var(--on-surface-muted);
  border-bottom: 3px solid transparent;
  margin-bottom: -1px;
  cursor: pointer;
  white-space: nowrap;
  transition: color .15s, border-color .15s;
}
.tsm-product__tab:hover { color: var(--brand-dark); }
.tsm-product__tab.is-active {
  color: var(--brand-dark);
  font-weight: 600;
  border-bottom-color: var(--brand-green-aa);
}

.tsm-product__tab-panel {
  display: none;
  padding: var(--sp-6) 0;
  max-width: 820px;
  font: 400 16px/1.6 var(--font-sans);
  color: var(--brand-dark);
}
.tsm-product__tab-panel.is-active { display: block; }
.tsm-product__tab-panel p { margin: 0 0 12px; }
.tsm-product__tab-panel h2,
.tsm-product__tab-panel h3,
.tsm-product__tab-panel h4 {
  font-family: var(--font-sans);
  font-weight: 700;
  letter-spacing: -.01em;
  margin: 24px 0 12px;
}
.tsm-product__tab-panel ul,
.tsm-product__tab-panel ol { padding-left: 22px; margin: 0 0 12px; }
.tsm-product__tab-panel table {
  display: block;
  max-width: 100%;
  overflow-x: auto;
  border-collapse: collapse;
  font-size: 13px;
}
.tsm-product__tab-panel table th,
.tsm-product__tab-panel table td {
  padding: 6px 10px;
  border: 1px solid var(--outline-soft);
  white-space: nowrap;
}
.tsm-product__tab-panel img { max-width: 100%; height: auto; }

.tsm-product__specs {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4px 32px;
}
.tsm-product__spec {
  display: flex;
  justify-content: space-between;
  padding: 10px 0;
  border-bottom: 1px dashed var(--outline-soft);
}
.tsm-product__spec-key { color: var(--on-surface-muted); }
.tsm-product__spec-val { font-weight: 500; }

.tsm-product__docs-empty { color: var(--on-surface-muted); }

/* --- Related --------------------------------------------- */
.tsm-product__related {
  margin-top: var(--sp-12);
}
.tsm-product__related-head { margin-bottom: var(--sp-5); }
.tsm-product__related-title {
  margin: 0;
  font: 700 24px/1.2 var(--font-sans);
  letter-spacing: -.01em;
}
.tsm-product__related-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--sp-4);
}
.tsm-product__related-card {
  display: flex;
  flex-direction: column;
  background: #fff;
  border: 1px solid var(--outline-soft);
  border-radius: var(--r-md);
  overflow: hidden;
  text-decoration: none;
  color: var(--brand-dark);
  transition: border-color .15s, box-shadow .15s;
}
.tsm-product__related-card:hover {
  border-color: var(--brand-green);
  box-shadow: var(--el-2);
}
.tsm-product__related-img {
  aspect-ratio: 1 / 1;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--surface-2);
  color: var(--on-surface-faded);
  font: 500 12px/1 var(--font-mono);
}
.tsm-product__related-img img {
  width: 100%; height: 100%;
  object-fit: contain;
}
.tsm-product__related-body { padding: 14px; }
.tsm-product__related-name {
  font: 500 14px/1.35 var(--font-sans);
  margin-bottom: 8px;
  min-height: 38px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.tsm-product__related-price {
  font: 700 16px/1 var(--font-sans);
  letter-spacing: -.01em;
}
.tsm-product__related-price--ask {
  font-weight: 500;
  color: var(--on-surface-muted);
}

/* --- Responsive ------------------------------------------ */
@media (max-width: 1100px) {
  .tsm-product__grid {
    grid-template-columns: 1fr 1fr;
  }
  .tsm-product__buybox-wrap {
    grid-column: 1 / -1;
    position: static;
  }
  .tsm-product__related-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}
@media (max-width: 768px) {
  .tsm-product { padding: var(--sp-5) 0 var(--sp-10); }
  .tsm-product__grid {
    grid-template-columns: 1fr;
    gap: var(--sp-6);
  }
  .tsm-product__gallery { flex-direction: column-reverse; }
  .tsm-product__thumbs {
    flex-direction: row;
    overflow-x: auto;
  }
  .tsm-product__title { font-size: 24px; }
  .tsm-product__price { font-size: 30px; }
  .tsm-product__specs { grid-template-columns: 1fr; }
  .tsm-product__related-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .tsm-product__tab { padding: 14px 16px; font-size: 14px; }
}

/* --- Opt-shkala (рендер плагином AbieWoo/ОптWoo) ------ */
.tsm-product__optwoo {
  margin-top: 14px;
  padding: 10px 12px;
  background: var(--brand-green-soft);
  border-radius: var(--r-md);
  border: 1px solid color-mix(in srgb, var(--brand-green-aa) 20%, transparent);
}
.tsm-product__optwoo-head {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font: 600 12px/1.2 var(--font-sans);
  text-transform: uppercase;
  letter-spacing: .06em;
  color: var(--brand-green-deep);
  margin-bottom: 6px;
}
.tsm-product__optwoo-table {
  width: 100%;
  border-collapse: collapse;
  font: 400 13px/1.4 var(--font-sans);
}
.tsm-product__optwoo-table td {
  padding: 4px 0;
  color: var(--on-surface);
}
.tsm-product__optwoo-table td.tsm-product__optwoo-pct {
  text-align: right;
  font-weight: 700;
  color: var(--brand-green-deep);
  font-variant-numeric: tabular-nums;
}
.tsm-product__optwoo-table tr + tr td {
  border-top: 1px dashed color-mix(in srgb, var(--brand-green-aa) 25%, transparent);
}