/* UNIVERSAL-PRODUCT-PAGE-UI-V1 — theme tokens via --updp-* */

:root {
  --updp-z-content: 1;
  --updp-z-page-nav: 10;
  --updp-z-sticky-cart: 500;
  --updp-z-chat: 5490;
  --updp-z-modal: 6000;
  --mobile-sticky-cart-height: 72px;
}

.updp-page {
  color: var(--updp-text, #f4f6fb);
  padding-bottom: calc(5rem + env(safe-area-inset-bottom, 0px));
  max-width: 100%;
  overflow-x: clip;
}

.updp-breadcrumb {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem 0.5rem;
  font-size: 0.85rem;
  color: var(--updp-text-secondary, #9aa3b5);
  margin-bottom: 1.25rem;
}
.updp-breadcrumb a:hover { color: var(--updp-accent, #00d4ff); }

.updp-hero {
  display: grid;
  gap: 1.5rem;
  margin-bottom: 2rem;
}
@media (min-width: 768px) {
  .updp-hero { gap: 2rem; }
}
@media (min-width: 1200px) {
  .updp-hero {
    grid-template-columns: 1.05fr 0.95fr;
    align-items: start;
    gap: 2.5rem;
  }
}

.updp-hero__title {
  font-size: clamp(1.5rem, 2.5vw, 2rem);
  line-height: 1.15;
  margin: 0 0 0.5rem;
  color: var(--updp-text);
}
.updp-hero__subtitle {
  color: var(--updp-text-secondary);
  margin: 0 0 1rem;
  font-size: 0.95rem;
}

.updp-hero-rating {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.35rem 0.5rem;
  margin: 0 0 0.75rem;
  font-size: 0.9rem;
  color: var(--updp-text-secondary);
}
.updp-hero-rating__value {
  font-weight: 700;
  color: var(--updp-text);
}
.updp-hero-rating__stars {
  display: inline-flex;
  gap: 1px;
  line-height: 1;
}
.updp-hero-rating__star {
  color: rgba(255, 255, 255, 0.2);
  font-size: 1rem;
}
.updp-hero-rating__star.is-full {
  color: var(--updp-accent, #f5a623);
}
.updp-hero-rating__count {
  font-size: 0.85rem;
}

.updp-purchase {
  background: var(--updp-surface-elevated, #151922);
  border: 1px solid var(--updp-border, rgba(255,255,255,0.08));
  border-radius: 1rem;
  padding: 1.25rem;
}
.updp-purchase__badge {
  display: inline-block;
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--updp-accent);
  margin: 0 0 0.75rem;
}
.updp-purchase__price-row {
  display: flex;
  align-items: baseline;
  gap: 0.75rem;
  flex-wrap: wrap;
  margin: 1rem 0 0.5rem;
}
.updp-purchase__price {
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--updp-text);
}
.updp-purchase__compare {
  text-decoration: line-through;
  color: var(--updp-text-secondary);
  font-size: 1rem;
}
.updp-purchase__discount {
  background: var(--updp-accent-secondary);
  color: #fff;
  font-size: 0.75rem;
  padding: 0.15rem 0.5rem;
  border-radius: 999px;
}
.updp-purchase__availability {
  font-size: 0.9rem;
  color: var(--updp-text-secondary);
  margin: 0 0 1rem;
}
.updp-purchase__availability.is-in-stock { color: #4ade80; }
.updp-purchase__intro p {
  margin: 0 0 0.5rem;
  color: var(--updp-text-secondary);
  font-size: 0.95rem;
  line-height: 1.55;
}

.updp-hero-specs {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(8rem, 1fr));
  gap: 0.5rem;
  list-style: none;
  padding: 0;
  margin: 0 0 1rem;
}
.updp-hero-specs__label {
  display: block;
  font-size: 0.7rem;
  text-transform: uppercase;
  color: var(--updp-text-secondary);
}
.updp-hero-specs__value {
  font-size: 0.85rem;
  font-weight: 600;
}

.updp-cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.85rem 1.25rem;
  border-radius: 0.65rem;
  font-weight: 600;
  text-decoration: none;
  border: none;
  cursor: pointer;
  width: 100%;
}
.updp-cta--primary {
  background: var(--updp-gradient);
  color: #fff;
}

.updp-section {
  margin: 2.5rem 0;
}
.updp-section__title {
  font-size: 1.35rem;
  margin: 0 0 1.25rem;
  color: var(--updp-text);
}

.updp-trust__grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0.75rem;
  list-style: none;
  padding: 0;
  margin: 0;
}
@media (min-width: 768px) {
  .updp-trust__grid { grid-template-columns: repeat(4, 1fr); }
}
.updp-trust__item {
  background: var(--updp-surface-elevated);
  border: 1px solid var(--updp-border);
  border-radius: 0.75rem;
  padding: 0.85rem;
  text-align: center;
}
.updp-trust__icon { font-size: 1.25rem; display: block; margin-bottom: 0.35rem; }
.updp-trust__label { font-size: 0.85rem; font-weight: 600; display: block; }
.updp-trust__desc { font-size: 0.75rem; color: var(--updp-text-secondary); }

.updp-highlights__grid,
.updp-components__grid,
.updp-advantages__grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(10rem, 1fr));
  gap: 0.85rem;
  list-style: none;
  padding: 0;
  margin: 0;
}
.updp-highlight-card,
.updp-component-card,
.updp-advantage-card {
  background: var(--updp-surface-elevated);
  border: 1px solid var(--updp-border);
  border-radius: 0.75rem;
  padding: 1rem;
}
.updp-highlight-card__icon { font-size: 1.25rem; margin-bottom: 0.35rem; }
.updp-highlight-card__label,
.updp-component-card__role {
  font-weight: 600;
  font-size: 0.9rem;
  margin: 0 0 0.25rem;
}
.updp-highlight-card__desc,
.updp-component-card__name,
.updp-advantage-card__benefit {
  font-size: 0.85rem;
  color: var(--updp-text-secondary);
  margin: 0;
}

.updp-spec-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9rem;
}
.updp-spec-table th,
.updp-spec-table td {
  padding: 0.65rem 0.85rem;
  border-bottom: 1px solid var(--updp-border);
  text-align: left;
}
.updp-spec-table th {
  color: var(--updp-text-secondary);
  font-weight: 500;
  width: 35%;
}
@media (max-width: 767px) {
  .updp-spec-table,
  .updp-spec-table tbody,
  .updp-spec-table tr,
  .updp-spec-table th,
  .updp-spec-table td {
    display: block;
    width: 100%;
  }
  .updp-spec-table tr {
    padding: 0.65rem 0;
    border-bottom: 1px solid var(--updp-border);
  }
  .updp-spec-table th {
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    padding: 0 0 0.25rem;
    border: none;
  }
  .updp-spec-table td {
    padding: 0;
    border: none;
    font-weight: 600;
    line-height: 1.45;
  }
}

.updp-usage__list { list-style: none; padding: 0; margin: 0; }
.updp-usage__row {
  display: grid;
  grid-template-columns: 8rem 1fr auto;
  gap: 0.75rem;
  align-items: center;
  margin-bottom: 0.65rem;
}
.updp-usage__bar {
  height: 8px;
  background: var(--updp-border);
  border-radius: 4px;
  overflow: hidden;
}
.updp-usage__fill {
  display: block;
  height: 100%;
  background: var(--updp-gradient);
  border-radius: 4px;
}

.updp-why__list {
  margin: 0;
  padding-left: 1.25rem;
  line-height: 1.6;
  color: var(--updp-text-secondary);
}

.updp-overview__body p {
  margin: 0 0 1rem;
  line-height: 1.65;
  color: var(--updp-text-secondary);
}

.updp-faq__trigger {
  width: 100%;
  text-align: left;
  background: var(--updp-surface-elevated);
  border: 1px solid var(--updp-border);
  border-radius: 0.5rem;
  padding: 0.85rem 1rem;
  color: var(--updp-text);
  cursor: pointer;
  margin-bottom: 0.5rem;
}
.updp-faq__panel {
  padding: 0 1rem 1rem;
  color: var(--updp-text-secondary);
  line-height: 1.55;
}

.updp-page-nav {
  position: sticky;
  top: 0;
  z-index: var(--updp-z-page-nav);
  background: var(--updp-surface, #0d0f14);
  border-bottom: 1px solid var(--updp-border);
  margin: 0 -1rem 1.5rem;
  padding: 0.5rem 1rem;
  overflow-x: auto;
}
.updp-page-nav__list {
  display: flex;
  gap: 0.75rem;
  list-style: none;
  padding: 0;
  margin: 0;
  white-space: nowrap;
}
.updp-page-nav__link {
  font-size: 0.85rem;
  color: var(--updp-text-secondary);
  text-decoration: none;
}
.updp-page-nav__link:hover { color: var(--updp-accent); }

.updp-reviews__scope {
  font-size: 0.85rem;
  color: var(--updp-text-secondary);
  margin: -0.5rem 0 1rem;
}

/* Related products — dedicated carousel (no legacy product-list grid) */
.updp-related__track {
  display: flex !important;
  flex-wrap: nowrap !important;
  align-items: stretch;
  gap: 12px;
  overflow-x: auto;
  overflow-y: hidden;
  scroll-snap-type: x mandatory;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: thin;
  padding-block: 0.25rem 0.5rem;
}
.updp-related__item {
  flex: 0 0 auto !important;
  flex-shrink: 0 !important;
  width: min(290px, max(76vw, 250px));
  min-width: min(290px, max(76vw, 250px));
  max-width: min(290px, max(76vw, 250px));
  scroll-snap-align: start;
}
.updp-related__item > .product-card {
  width: 100%;
  min-width: 0;
  max-width: 100%;
  word-break: normal;
  overflow-wrap: normal;
}
.updp-related .product-title {
  white-space: normal;
  word-break: normal;
  overflow-wrap: normal;
  --line-clamp-count: 2;
}
.updp-related .price-list--nowrap,
.updp-related .sale-price {
  white-space: nowrap;
}
.updp-related .lgk-card-v2__availability {
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.updp-purchase__affiliate-unavailable {
  margin: 0.5rem 0 0;
  font-size: 0.85rem;
  color: var(--updp-text-secondary);
}
.updp-related .lgk-card-v2__cta-link--compact {
  font-size: 0.8rem;
  padding: 0.45rem 0.65rem;
  min-height: 2rem;
  white-space: nowrap;
}

@media (min-width: 768px) and (max-width: 1439px) {
  .updp-related__item {
    width: min(290px, max(32vw, 260px));
    min-width: min(290px, max(32vw, 260px));
    max-width: min(290px, max(32vw, 260px));
  }
}

@media (min-width: 1440px) {
  .updp-related__track {
    display: grid !important;
    flex-wrap: wrap !important;
    grid-template-columns: repeat(5, minmax(0, 1fr));
    overflow: visible;
    scroll-snap-type: none;
    gap: 1rem;
  }
  .updp-related__item {
    width: auto;
    min-width: 0;
    max-width: none;
  }
}

@media (max-width: 767px) {
  .updp-highlights__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .updp-components__grid {
    grid-template-columns: 1fr;
  }
  .updp-advantages__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .updp-usage__row {
    grid-template-columns: 1fr;
    gap: 0.35rem;
  }
  .updp-usage__bar {
    grid-column: 1 / -1;
  }
}

.updp-sticky-cart {
  position: fixed;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: var(--updp-z-sticky-cart);
  padding: 0.55rem 0.75rem calc(0.55rem + env(safe-area-inset-bottom, 0px));
  background: rgba(13, 15, 20, 0.96);
  border-top: 1px solid var(--updp-border);
  backdrop-filter: blur(10px);
}
.updp-sticky-cart__inner {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 0.65rem;
  max-width: 72rem;
  margin: 0 auto;
}
.updp-sticky-cart__left {
  position: relative;
  flex-shrink: 0;
}
.updp-sticky-cart__thumb {
  width: 52px;
  height: 52px;
  border-radius: 0.4rem;
  object-fit: cover;
  display: block;
}
.updp-sticky-cart__thumb--placeholder {
  background: var(--updp-surface-elevated);
  border: 1px solid var(--updp-border);
}
.updp-sticky-cart__avail-dot {
  position: absolute;
  right: -2px;
  bottom: -2px;
  width: 10px;
  height: 10px;
  border-radius: 999px;
  border: 2px solid rgba(13, 15, 20, 0.95);
}
.updp-sticky-cart__avail-dot--in { background: #4ade80; }
.updp-sticky-cart__avail-dot--out { background: #f87171; }
.updp-sticky-cart__avail-dot--neutral { background: #fbbf24; }
.updp-sticky-cart__meta {
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
}
.updp-sticky-cart__title {
  font-size: 0.8rem;
  line-height: 1.2;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.updp-sticky-cart__price {
  font-weight: 700;
  font-size: 0.95rem;
  white-space: nowrap;
}
.updp-sticky-cart__btn {
  width: auto;
  min-width: 7.25rem;
  max-width: 42vw;
  flex-shrink: 0;
  padding: 0.7rem 0.85rem;
  font-size: 0.85rem;
  white-space: nowrap;
}

@media (min-width: 768px) {
  .updp-sticky-cart {
    padding: 0.65rem 1rem calc(0.65rem + env(safe-area-inset-bottom, 0px));
  }
  .updp-sticky-cart__inner { gap: 1rem; }
  .updp-sticky-cart__btn {
    min-width: 9rem;
    max-width: none;
    font-size: 0.9rem;
  }
}

html.updp-sticky-cart-visible {
  --mobile-sticky-cart-height: 72px;
}