:root {
  --product-page-bg: rgba(245, 246, 247, 1);
  --product-white: rgba(255, 255, 255, 1);
  --product-title: rgba(31, 41, 55, 1);
  --product-text: rgba(102, 102, 102, 1);
  --product-text-strong: rgba(51, 51, 51, 1);
  --product-red: rgba(218, 36, 29, 1);
  --product-blue: rgba(37, 99, 235, 1);
}

* {
  box-sizing: border-box;
}

html {
  background: var(--product-page-bg);
}

body {
  margin: 0;
  background: var(--product-page-bg);
  color: var(--product-title);
  font-family: "AlibabaPuHuiTi-Regular", "PingFang SC", "Microsoft YaHei", sans-serif;
}

.product-page {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

.product-pointer-link,
.product-pointer-link * {
  cursor: pointer;
}

.product-breadcrumb {
  display: flex;
  justify-content: center;
  background: rgba(242, 242, 242, 1);
}

.product-breadcrumb-inner {
  width: min(1200px, calc(100vw - 48px));
  min-height: 48px;
  display: flex;
  align-items: center;
  gap: 11px;
}

.product-breadcrumb-link,
.product-breadcrumb-separator {
  color: rgba(153, 153, 153, 1);
  font-size: 14px;
  line-height: 16px;
}

.product-breadcrumb-current {
  color: rgba(95, 95, 95, 1);
  font-size: 14px;
  line-height: 16px;
}

.product-breadcrumb-link,
.product-breadcrumb-current {
  text-decoration: none;
  cursor: pointer;
  transition: color 0.2s ease;
}

.product-breadcrumb-link:hover,
.product-breadcrumb-link:focus,
.product-breadcrumb-current:hover,
.product-breadcrumb-current:focus {
  color: var(--product-red);
}

.product-main {
  display: flex;
  flex-direction: column;
  position: relative;
  isolation: isolate;
}

.product-view-loading {
  position: absolute;
  inset: 0;
  z-index: 999;
  display: flex;
  align-items: flex-start;
  justify-content: center;
  padding: clamp(88px, 14vw, 148px) 24px 48px;
  background: linear-gradient(180deg, rgba(245, 246, 247, 0.72) 0%, rgba(245, 246, 247, 0.9) 100%);
  backdrop-filter: blur(8px);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.22s ease;
}

.product-view-loading-panel {
  width: min(100%, 168px);
  min-height: 104px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid rgba(226, 232, 240, 0.92);
  border-radius: 28px;
  background: rgba(255, 255, 255, 0.88);
  box-shadow: 0 20px 46px rgba(15, 23, 42, 0.12);
}

.product-view-loading-spinner {
  width: 38px;
  height: 38px;
  border: 3px solid rgba(218, 36, 29, 0.16);
  border-top-color: var(--product-red);
  border-radius: 50%;
  animation: product-view-loading-spin 0.72s linear infinite;
}

@keyframes product-view-loading-spin {
  from {
    transform: rotate(0deg);
  }

  to {
    transform: rotate(360deg);
  }
}

.product-summary-sentinel {
  height: 0;
}

.product-summary {
  display: flex;
  justify-content: center;
  background: var(--product-white);
  transition: top 0.24s ease, box-shadow 0.24s ease;
}

.product-summary.is-fixed {
  position: fixed;
  top: var(--product-summary-top, var(--smart-header-height));
  left: 0;
  right: 0;
  z-index: 998;
  box-shadow: 0 12px 28px rgba(15, 23, 42, 0.08);
}

.product-summary-spacer {
  display: none;
  flex: none;
}

.product-summary-spacer.is-active {
  display: block;
  height: var(--product-summary-height, 0px);
}

.product-summary-inner {
  width: min(1200px, calc(100vw - 48px));
  display: flex;
  flex-direction: column;
  gap: 20px;
  padding-block: 22px;
  transition: min-height 0.28s ease, gap 0.28s ease;
}

.product-summary.is-fixed .product-summary-inner {
  max-height: calc(100vh - var(--product-summary-top, var(--smart-header-height)));
  overflow-y: auto;
}

.product-summary-inner.is-collapsed {
  gap: 0;
}

.product-summary-collapse-label {
  color: rgba(51, 51, 51, 1);
  font-family: "SourceHanSansCN-Regular", "PingFang SC", "Microsoft YaHei", sans-serif;
  font-size: 16px;
  line-height: 26px;
}

.product-summary-collapse {
  display: flex;
  align-items: center;
  gap: 8px;
  flex: 0 0 auto;
  user-select: none;
  -webkit-user-select: none;
}

.product-summary-collapse-label {
  color: rgba(102, 102, 102, 1);
  text-align: right;
  white-space: nowrap;
}

.product-summary-collapse-icon {
  width: 18px;
  height: 18px;
  flex: 0 0 auto;
  fill: none;
  stroke: rgba(102, 102, 102, 1);
  stroke-width: 1.8;
  stroke-linecap: round;
  stroke-linejoin: round;
  transition: transform 0.2s ease;
}

.product-summary-collapse[aria-expanded="false"] .product-summary-collapse-icon {
  transform: rotate(-90deg);
}

.product-view-toggle {
  min-height: 36px;
  padding: 0 18px;
  border: 1px solid rgba(221, 33, 40, 0.25);
  border-radius: 18px;
  background: rgba(255, 255, 255, 1);
  color: var(--product-red);
  font: inherit;
  font-size: 14px;
  line-height: 20px;
  cursor: pointer;
  transition: background 0.2s ease, color 0.2s ease, border-color 0.2s ease;
}

.product-view-toggle:hover,
.product-view-toggle:focus-visible,
.product-view-toggle[aria-pressed="true"] {
  border-color: var(--product-red);
  background: var(--product-red);
  color: rgba(255, 255, 255, 1);
}

.product-view-toggle:disabled {
  cursor: wait;
  opacity: 0.9;
}

.product-table-view {
  inline-size: min(100%, 1920px);
  margin-inline: auto;
  background: rgba(255, 255, 255, 1);
}

.product-table-mode .product-summary-groups-wrap,
.product-table-mode .product-summary-collapse {
  display: none;
}

.product-catalog[hidden],
.product-table-mode .product-catalog {
  display: none;
}

.product-table-mode .product-summary-inner {
  gap: 0;
}

.product-table-view .series-products-filters,
.product-table-view .series-products-table-section,
.product-table-view .series-products-pagination {
  inline-size: 100%;
  margin-inline: 0;
  padding-inline: clamp(24px, 2.5vw, 48px);
}

.product-table-view .series-products-filters {
  padding-block-start: 24px;
}

.product-table-view .series-products-pagination {
  padding-block-end: 72px;
}

.product-summary-heading {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.product-summary-heading-actions {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  flex-wrap: nowrap;
  gap: 24px;
  min-width: 0;
}

.product-summary-title {
  color: var(--product-title);
  font-family: "AlibabaPuHuiTi-Bold", "PingFang SC", "Microsoft YaHei", sans-serif;
  font-size: 24px;
  line-height: 36px;
  font-weight: 700;
}

.product-summary-decor {
  width: min(100%, 400px);
  min-height: 36px;
  display: inline-flex;
  align-items: center;
  gap: 12px;
  padding: 0 14px 0 16px;
  border: 1px solid rgba(218, 223, 230, 1);
  border-radius: 18px;
  background: rgba(248, 250, 252, 1);
  flex: 0 1 400px;
}

.product-summary-decor-input {
  width: 100%;
  min-width: 0;
  border: 0;
  outline: 0;
  padding: 0;
  background: transparent;
  color: rgba(51, 51, 51, 1);
  font-family: "SourceHanSansCN-Regular", "PingFang SC", "Microsoft YaHei", sans-serif;
  font-size: 14px;
  line-height: 20px;
}

.product-summary-decor-input::-webkit-search-decoration,
.product-summary-decor-input::-webkit-search-cancel-button,
.product-summary-decor-input::-webkit-search-results-button,
.product-summary-decor-input::-webkit-search-results-decoration {
  -webkit-appearance: none;
}

.product-summary-decor-input::placeholder {
  color: rgba(117, 117, 117, 1);
}

.product-summary-decor-icon {
  width: 16px;
  height: 16px;
  flex: 0 0 auto;
}

.product-summary-search-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0;
  border: 0;
  background: transparent;
  cursor: pointer;
}

.product-summary-clear-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0;
  border: 0;
  background: transparent;
  color: rgba(102, 102, 102, 1);
  cursor: pointer;
  opacity: 0.72;
  transition: opacity 0.2s ease, color 0.2s ease;
}

.product-summary-clear-button:hover,
.product-summary-clear-button:focus-visible {
  color: rgba(51, 51, 51, 1);
  opacity: 1;
}

.product-summary-groups-wrap {
  display: grid;
  grid-template-rows: 1fr;
  min-height: 0;
  transition: grid-template-rows 0.28s ease, opacity 0.2s ease;
}

.product-summary-groups {
  display: flex;
  flex-direction: column;
  gap: 13px;
  min-height: 0;
  overflow: hidden;
  opacity: 1;
  transform: translateY(0);
  transition: opacity 0.2s ease, transform 0.28s ease;
}

.product-summary-groups.is-collapsed {
  opacity: 0;
  transform: translateY(-8px);
  pointer-events: none;
}

.product-summary-inner.is-collapsed .product-summary-groups-wrap {
  grid-template-rows: 0fr;
  opacity: 0;
}

.product-summary-group {
  display: grid;
  grid-template-columns: 156px minmax(0, 1fr);
  column-gap: 24px;
  align-items: start;
}

.product-summary-group-content {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  min-width: 0;
}

.product-summary-items-wrap {
  flex: 1 1 auto;
  min-width: 0;
  overflow: hidden;
  max-height: 26px;
  transition: max-height 0.28s ease;
}

.product-summary-group-label {
  color: rgba(0, 0, 0, 1);
  font-family: "SourceHanSansCN-Bold", "PingFang SC", "Microsoft YaHei", sans-serif;
  font-size: 16px;
  line-height: 26px;
  font-weight: 700;
}

.product-summary-items {
  display: flex;
  flex-wrap: wrap;
  gap: 14px 40px;
  min-width: 0;
  align-content: flex-start;
}

.product-summary-items--inductor {
  gap: 13px 31px;
}

.product-summary-item {
  position: relative;
  display: inline-flex;
  align-items: center;
  min-height: 26px;
  padding: 0 10px;
  border: 1px solid transparent;
  border-radius: 999px;
  color: var(--product-text);
  font-family: "SourceHanSansCN-Regular", "PingFang SC", "Microsoft YaHei", sans-serif;
  font-size: 16px;
  line-height: 26px;
  white-space: nowrap;
  cursor: pointer;
  user-select: none;
  -webkit-user-select: none;
  transition: border-color 0.2s ease, background-color 0.2s ease, color 0.2s ease, box-shadow 0.2s ease;
}

.product-summary-item:hover {
  border-color: rgba(191, 219, 254, 1);
  background: rgba(239, 246, 255, 0.7);
}

.product-summary-item--emphasis {
  color: var(--product-text-strong);
}

.product-summary-item.is-selected,
.product-summary-item[aria-pressed="true"] {
  border-color: rgba(37, 99, 235, 0.22);
  background: rgba(219, 234, 254, 1);
  box-shadow: inset 0 0 0 1px rgba(37, 99, 235, 0.12);
  color: rgba(29, 78, 216, 1);
}

.product-summary-group-clear,
.product-summary-group-toggle {
  flex: 0 0 auto;
  min-height: 26px;
  border: 0;
  padding: 0;
  background: transparent;
  color: var(--product-blue);
  font-family: "SourceHanSansCN-Regular", "PingFang SC", "Microsoft YaHei", sans-serif;
  font-size: 14px;
  line-height: 26px;
  cursor: pointer;
  white-space: nowrap;
  user-select: none;
  -webkit-user-select: none;
}

.product-summary-item:focus-visible,
.product-summary-group-clear:focus-visible,
.product-summary-group-toggle:focus-visible,
.product-summary-collapse:focus-visible {
  outline: 2px solid rgba(59, 130, 246, 0.45);
  outline-offset: 2px;
}

body.product-view-transitioning .product-view-loading {
  opacity: 1;
  pointer-events: auto;
}

html.product-view-boot-transition .product-view-loading {
  opacity: 1;
  pointer-events: auto;
}

body.product-view-transitioning .product-summary,
body.product-view-transitioning .product-table-view,
body.product-view-transitioning .product-catalog {
  pointer-events: none;
  user-select: none;
}

html.product-view-boot-transition .product-summary,
html.product-view-boot-transition .product-table-view,
html.product-view-boot-transition .product-catalog {
  pointer-events: none;
  user-select: none;
}

.product-catalog {
  display: flex;
  justify-content: center;
  padding-top: 24px;
  background: var(--product-page-bg);
}

.product-catalog-inner {
  width: min(1200px, calc(100vw - 48px));
  min-height: 1272px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 86px;
  padding-block: 5px 106px;
}

.product-catalog-grid {
  width: 100%;
  display: grid;
  grid-template-columns: repeat(4, 281px);
  gap: 32px 25px;
}

.product-catalog-empty {
  width: min(100%, 620px);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 12px;
  padding: 56px 32px;
  border: 1px solid rgba(226, 232, 240, 1);
  border-radius: 20px;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.96) 0%, rgba(248, 250, 252, 1) 100%);
  box-shadow: 0 10px 30px rgba(15, 23, 42, 0.06);
  text-align: center;
}

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

.product-catalog-empty-title {
  color: rgba(31, 41, 55, 1);
  font-size: 24px;
  line-height: 32px;
  font-family: "SourceHanSansCN-Medium", "PingFang SC", "Microsoft YaHei", sans-serif;
}

.product-catalog-empty-text {
  max-width: 420px;
  color: rgba(100, 116, 139, 1);
  font-size: 16px;
  line-height: 24px;
}

.product-card {
  --product-enter-delay: 0ms;
  position: relative;
  width: 281px;
  min-height: 256px;
  display: flex;
  flex-direction: column;
  border: 0;
  border-radius: 12px;
  background: var(--product-white);
  box-shadow: 0 10px 24px rgba(15, 23, 42, 0.08), 0 2px 6px rgba(15, 23, 42, 0.04);
  overflow: hidden;
  will-change: transform, opacity;
  transition: transform 0.24s ease, box-shadow 0.24s ease, border-color 0.24s ease;
}

.product-card.is-entering {
  animation: product-card-enter 0.42s cubic-bezier(0.22, 1, 0.36, 1) both;
  animation-delay: var(--product-enter-delay);
}

@keyframes product-card-enter {
  from {
    opacity: 0;
    transform: translateY(14px) scale(0.985);
  }

  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

.product-card::after {
  content: "";
  position: absolute;
  left: 18px;
  right: 18px;
  bottom: 0;
  height: 4px;
  border-radius: 999px 999px 0 0;
  background: linear-gradient(90deg, rgba(59, 130, 246, 0) 0%, rgba(59, 130, 246, 0.92) 50%, rgba(59, 130, 246, 0) 100%);
  opacity: 0;
  transform: translateY(6px);
  transition: opacity 0.24s ease, transform 0.24s ease;
}

.product-card-image {
  width: 100%;
  height: 192px;
  background-repeat: no-repeat;
  background-position: center;
  background-size: cover;
  transition: transform 0.28s ease;
}

.product-card-body {
  min-height: 64px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 9px;
  padding: 23px 19px 13px;
  background: var(--product-white);
  transition: background-color 0.24s ease;
}

.product-card-title {
  color: var(--product-title);
  font-size: 20px;
  line-height: 28px;
  text-align: center;
  transition: color 0.24s ease;
}

.product-card-desc {
  width: 100%;
  color: rgba(75, 85, 99, 1);
  font-size: 16px;
  line-height: 24px;
  text-align: center;
  transition: color 0.24s ease;
}

.product-card:hover,
.product-card:focus-within {
  cursor: pointer;
  transform: translateY(-6px);
  box-shadow: 0 18px 36px rgba(15, 23, 42, 0.14), 0 10px 20px rgba(37, 99, 235, 0.08);
}

.product-card:hover::after,
.product-card:focus-within::after {
  opacity: 1;
  transform: translateY(0);
}

.product-card:hover .product-card-image,
.product-card:focus-within .product-card-image {
  transform: scale(1.04);
}

.product-card:hover .product-card-title,
.product-card:focus-within .product-card-title {
  color: rgba(37, 99, 235, 1);
}

.product-card:hover .product-card-desc,
.product-card:focus-within .product-card-desc {
  color: rgba(29, 78, 216, 0.92);
}

.product-pagination {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: 0;
  padding-top: 39px;
}

.product-pagination-pages {
  display: flex;
  align-items: center;
  gap: 0;
}

.product-pagination-button,
.product-pagination-ellipsis,
.product-pagination-total {
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid rgba(238, 238, 238, 1);
  background: rgba(255, 255, 255, 1);
  color: rgba(51, 51, 51, 1);
  font-size: 14px;
  font-weight: 400;
  line-height: 38px;
  white-space: nowrap;
}

.product-pagination-button {
  min-width: 39.8px;
  padding: 0 15px;
  cursor: pointer;
  text-decoration: none;
}

.product-pagination-button:hover,
.product-pagination-button:focus,
.product-pagination-button:active {
  text-decoration: none;
}

.product-pagination-button.is-active {
  border-color: rgba(221, 33, 40, 1);
  background: rgba(221, 33, 40, 1);
  color: rgba(255, 255, 255, 1);
}

.product-pagination-button:disabled {
  color: rgba(210, 210, 210, 1);
  cursor: not-allowed;
}

.product-pagination-button--nav {
  min-width: 60.8px;
}

.product-pagination-ellipsis {
  min-width: 47.58px;
  padding: 0 15px;
  border: 0;
  background: transparent;
  color: rgba(210, 210, 210, 1);
  cursor: default;
}

.product-pagination-total {
  width: 85px;
  border-left: 0;
}

.product-pagination-pages .product-pagination-button {
  border: 0;
}

.product-pagination > .product-pagination-pages + .product-pagination-button,
.product-pagination > .product-pagination-button + .product-pagination-pages,
.product-pagination > .product-pagination-button + .product-pagination-total {
  margin-left: -1px;
}

@media (max-width: 1279px) {
  .product-breadcrumb-inner,
  .product-summary-inner,
  .product-catalog-inner {
    width: calc(100vw - 48px);
  }

  .product-summary-decor {
    width: 320px;
  }

  .product-catalog-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .product-card {
    width: 100%;
  }
}

@media (max-width: 1024px) {
  .product-summary-heading {
    flex-direction: column;
    align-items: flex-start;
  }

  .product-summary-decor {
    width: 280px;
  }

  .product-summary-group {
    grid-template-columns: minmax(0, 1fr);
    row-gap: 8px;
  }

  .product-catalog-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 767px) {
  .product-breadcrumb-inner,
  .product-summary-inner,
  .product-catalog-inner {
    width: calc(100vw - 32px);
  }

  .product-summary-inner {
    padding-block: 18px;
  }

  .product-summary-heading {
    flex-direction: column;
    align-items: stretch;
    gap: 12px;
  }

  .product-summary-heading-actions {
    justify-content: space-between;
    gap: 12px;
  }

  .product-summary-decor {
    width: 100%;
    flex-basis: auto;
  }

  .product-summary-collapse {
    justify-content: flex-end;
  }

  .product-view-toggle {
    flex: 0 0 auto;
  }

  .product-summary-group {
    grid-template-columns: minmax(0, 1fr);
    row-gap: 8px;
  }

  .product-summary-group-content {
    flex-direction: column;
    align-items: stretch;
    gap: 8px;
  }

  .product-summary-group-toggle {
    align-self: flex-end;
  }

  .product-summary-items {
    gap: 10px 18px;
  }

  .product-catalog-inner {
    gap: 56px;
    padding-block: 5px 72px;
  }

  .product-catalog-grid {
    grid-template-columns: minmax(0, 1fr);
  }

  .product-pagination {
    justify-content: flex-start;
    gap: 0;
  }

  .product-pagination-pages {
    gap: 0;
  }

  .product-pagination-button,
  .product-pagination-total {
    min-width: 40px;
    height: 40px;
    padding: 0 14px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .product-view-loading {
    transition-duration: 0.01ms;
  }

  .product-view-loading-spinner {
    animation: none;
  }

  .product-card,
  .product-card::after,
  .product-card-image,
  .product-card-body,
  .product-card-title,
  .product-card-desc {
    transition-duration: 0.01ms;
  }

  .product-card.is-entering {
    animation: none;
  }
}