.page-products {
  --prod-toc-w: 220px;
  background: var(--sand);
  color: var(--mid);
}

.page-products .prod-hero {
  padding-bottom: clamp(28px, 5vw, 56px);
  border-bottom: var(--line);
}

.page-products .prod-hero .breadcrumb {
  margin-bottom: clamp(18px, 3vw, 28px);
}

.page-products .prod-hero__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(24px, 4vw, 48px);
  align-items: end;
}

.page-products .prod-hero__kicker {
  margin: 0 0 16px;
  padding-left: 12px;
  border-left: 3px solid var(--cinnabar);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .12em;
  color: var(--umber);
}

.page-products .prod-hero h1 {
  margin: 0 0 18px;
  font-family: var(--font-head);
  font-weight: 900;
  font-size: clamp(30px, 5.4vw, 54px);
  line-height: 1.16;
  letter-spacing: -.01em;
  color: var(--indigo);
}

.page-products .prod-hero__lede {
  margin: 0 0 24px;
  max-width: 36em;
  font-size: clamp(15px, 1.5vw, 17px);
  line-height: 1.8;
  color: var(--mid);
}

.page-products .prod-hero__facts {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin: 0 0 26px;
  padding: 0;
  list-style: none;
  border: var(--line);
  background: var(--paper);
  box-shadow: var(--shadow-soft);
}

.page-products .prod-hero__facts > li {
  min-width: 0;
  padding: 14px 12px;
  border-right: 1px solid rgba(15, 26, 46, .14);
}

.page-products .prod-hero__facts > li:last-child {
  border-right: 0;
}

.page-products .prod-hero__facts b {
  display: block;
  margin-bottom: 4px;
  font-family: var(--font-mono);
  font-size: 20px;
  line-height: 1.2;
  color: var(--cinnabar-deep);
}

.page-products .prod-hero__facts span {
  display: block;
  font-size: 12px;
  line-height: 1.5;
  color: var(--mist);
}

.page-products .prod-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin: 0;
}

.page-products .prod-hero__figure {
  margin: 0;
}

.page-products .prod-hero__figure .figure__media {
  aspect-ratio: 4 / 3;
  overflow: hidden;
  background: var(--indigo);
}

.page-products .prod-hero__figure img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: saturate(.78) contrast(1.06);
}

.page-products .prod-body {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(24px, 4vw, 44px);
  padding-top: clamp(28px, 5vw, 48px);
  padding-bottom: clamp(48px, 8vw, 96px);
}

.page-products .prod-toc {
  padding: 14px;
  border: var(--line);
  background: var(--paper);
  box-shadow: var(--shadow-soft);
}

.page-products .prod-toc__title {
  margin: 0 0 12px;
  padding-bottom: 10px;
  border-bottom: var(--line-soft);
  font-size: 11px;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--mist);
}

.page-products .prod-toc__nav ol {
  display: flex;
  gap: 8px;
  margin: 0;
  padding: 0 0 4px;
  list-style: none;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

.page-products .prod-toc__nav a {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 12px;
  border: 2px solid var(--ink);
  background: var(--sand);
  color: var(--indigo);
  font-size: 13px;
  font-weight: 600;
  line-height: 1.4;
  text-decoration: none;
  white-space: nowrap;
  transition: background var(--dur) var(--ease), color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-products .prod-toc__nav a .mono {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--cinnabar-deep);
}

.page-products .prod-toc__nav a:hover {
  border-color: var(--indigo);
  background: var(--paper);
}

.page-products .prod-toc__nav a.is-current {
  background: var(--indigo);
  border-color: var(--indigo);
  color: var(--paper);
}

.page-products .prod-toc__nav a.is-current .mono {
  color: var(--gilded);
}

.page-products .prod-toc__foot {
  margin: 14px 0 0;
  padding-top: 12px;
  border-top: var(--line-soft);
  font-size: 12px;
  line-height: 1.7;
  color: var(--mist);
}

.page-products .prod-main {
  min-width: 0;
}

.page-products .prod-toolbar {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-items: center;
  justify-content: space-between;
  margin-bottom: clamp(26px, 4vw, 44px);
  padding-bottom: 14px;
  border-bottom: var(--line);
}

.page-products .prod-toolbar__note {
  margin: 0;
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--mist);
}

.page-products .prod-main > section + section {
  margin-top: clamp(34px, 6vw, 64px);
  padding-top: clamp(34px, 6vw, 64px);
  border-top: var(--line-soft);
}

.page-products .section-head__num {
  font-family: var(--font-mono);
  font-size: clamp(36px, 6vw, 60px);
  line-height: 1;
  color: var(--mist);
  border-bottom: 3px solid transparent;
  padding-bottom: 4px;
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-products [data-chapter].is-revealed .section-head__num {
  color: var(--cinnabar);
  border-bottom-color: var(--gilded);
}

.page-products .prod-cat__head {
  margin-bottom: clamp(20px, 3vw, 30px);
}

.page-products .prod-cat__figure {
  margin: 0 0 clamp(22px, 3.6vw, 34px);
}

.page-products .prod-cat__figure .figure__media {
  aspect-ratio: 9 / 7;
  overflow: hidden;
  background: var(--paper);
}

.page-products .prod-cat__figure img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: saturate(.8) contrast(1.05);
}

.page-products .svc-card {
  margin-bottom: clamp(14px, 2.2vw, 22px);
  padding: clamp(16px, 2.6vw, 24px);
  border: var(--line);
  background: var(--paper);
  box-shadow: var(--shadow-hard);
  transition: transform var(--dur) var(--ease), box-shadow var(--dur) var(--ease);
}

.page-products .svc-card:hover {
  transform: translateX(2px);
  box-shadow: 7px 7px 0 var(--ink);
}

.page-products .svc-card__rail {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: center;
  margin-bottom: 12px;
  padding-bottom: 10px;
  border-bottom: var(--line-soft);
}

.page-products .svc-card__id {
  padding: 3px 8px;
  border: 2px solid var(--ink);
  background: var(--sand);
  color: var(--indigo);
  font-size: 11px;
  letter-spacing: .08em;
  line-height: 1.5;
}

.page-products .svc-card__id--en {
  border-color: var(--gilded);
  background: var(--gilded);
  color: var(--ink);
}

.page-products .svc-card__dual {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 16px;
}

.page-products .svc-card__dual > .dual__col {
  min-width: 0;
}

.page-products .svc-card__dual .dual__col--cn {
  padding-left: 12px;
  border-left: 3px solid var(--cinnabar);
}

.page-products .svc-card__dual .dual__col--en {
  padding-left: 12px;
  border-left: 3px solid var(--gilded);
}

.page-products .svc-card__title {
  margin: 0 0 8px;
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 17px;
  line-height: 1.4;
  color: var(--indigo);
}

.page-products .svc-card__desc {
  margin: 0 0 12px;
  font-size: 14px;
  line-height: 1.8;
  color: var(--mid);
}

.page-products .svc-card__spec {
  margin: 0;
  font-size: 13px;
  line-height: 1.7;
}

.page-products .svc-card__spec > div {
  margin-bottom: 8px;
}

.page-products .svc-card__spec > div:last-child {
  margin-bottom: 0;
}

.page-products .svc-card__spec dt {
  margin-bottom: 1px;
  font-size: 11px;
  letter-spacing: .06em;
  color: var(--mist);
}

.page-products .svc-card__spec dd {
  margin: 0;
  color: var(--mid);
}

.page-products .prod-cat__more {
  margin: 14px 0 0;
  padding-top: 12px;
  border-top: var(--line-soft);
  font-size: 12px;
  line-height: 1.9;
  color: var(--mist);
}

.page-products .prod-scene__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 14px;
}

.page-products .prod-scene__item {
  min-width: 0;
  padding: 18px;
  border: var(--line);
  background: var(--paper);
  box-shadow: var(--shadow-soft);
}

.page-products .prod-scene__tag {
  margin: 0 0 10px;
  font-size: 11px;
  letter-spacing: .14em;
  color: var(--cinnabar-deep);
}

.page-products .prod-scene__item h3 {
  margin: 0 0 8px;
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 17px;
  line-height: 1.4;
  color: var(--indigo);
}

.page-products .prod-scene__item p {
  margin: 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--mid);
}

.page-products .prod-flow {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 12px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-products .prod-flow__det {
  border: var(--line);
  background: var(--paper);
  box-shadow: var(--shadow-soft);
}

.page-products .prod-flow > li:last-child .prod-flow__det {
  box-shadow: 6px 6px 0 var(--gilded);
}

.page-products .prod-flow__det summary {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 14px;
  cursor: pointer;
  list-style: none;
}

.page-products .prod-flow__det summary::-webkit-details-marker {
  display: none;
}

.page-products .prod-flow__node {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex: 0 0 auto;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--gilded);
  color: var(--ink);
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 700;
}

.page-products .prod-flow__name {
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 15px;
  line-height: 1.4;
  color: var(--indigo);
}

.page-products .prod-flow__det p {
  margin: 0;
  padding: 0 14px 16px;
  font-size: 13px;
  line-height: 1.8;
  color: var(--mid);
}

.page-products .prod-flow__det[open] summary {
  border-bottom: var(--line-soft);
  margin-bottom: 12px;
}

.page-products .prod-version__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 24px;
}

.page-products .prod-version__text p {
  margin: 0 0 14px;
  font-size: 15px;
  line-height: 1.8;
  color: var(--mid);
}

.page-products .prod-version__text .status {
  display: inline-block;
  margin: 2px 0 0;
  padding: 4px 10px;
  border: 2px solid var(--moss);
  font-size: 12px;
  font-weight: 600;
  color: var(--moss);
}

.page-products .prod-timeline {
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-products .prod-timeline > li {
  display: grid;
  grid-template-columns: 6.4em minmax(0, 1fr);
  gap: 12px;
  padding: 12px 0;
  border-bottom: var(--line-soft);
  font-size: 14px;
  line-height: 1.75;
}

.page-products .prod-timeline > li:first-child {
  border-top: var(--line-soft);
}

.page-products .prod-timeline__when {
  font-family: var(--font-mono);
  font-size: 12px;
  line-height: 1.9;
  letter-spacing: .03em;
  color: var(--cinnabar-deep);
}

.page-products .prod-start__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 24px;
}

.page-products .prod-path {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 12px;
  margin: 0 0 22px;
  padding: 0;
  list-style: none;
}

.page-products .prod-path > li {
  padding: 16px;
  border: var(--line);
  background: var(--paper);
  box-shadow: var(--shadow-soft);
}

.page-products .prod-path b {
  display: block;
  margin-bottom: 6px;
  font-family: var(--font-head);
  font-size: 16px;
  color: var(--indigo);
}

.page-products .prod-path p {
  margin: 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--mid);
}

.page-products .prod-start__label {
  margin: 0 0 10px;
  font-size: 11px;
  letter-spacing: .14em;
  color: var(--umber);
}

.page-products .prod-prepare {
  margin: 0 0 24px;
  padding: 0;
  list-style: none;
}

.page-products .prod-prepare > li {
  position: relative;
  margin-bottom: 8px;
  padding-left: 22px;
  font-size: 14px;
  line-height: 1.8;
  color: var(--mid);
}

.page-products .prod-prepare > li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .68em;
  width: 10px;
  height: 10px;
  border: 2px solid var(--ink);
  background: var(--gilded);
}

.page-products .prod-start__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin: 0;
}

.page-products .prod-start__aside .side-note {
  margin: 0 0 14px;
  font-size: 14px;
  line-height: 1.8;
  color: var(--mid);
}

.page-products .prod-start__aside .side-note a {
  color: var(--umber);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-products .prod-start__figure {
  margin: clamp(24px, 4vw, 38px) 0 0;
}

.page-products .prod-start__figure .figure__media {
  aspect-ratio: 16 / 6;
  overflow: hidden;
  background: var(--indigo);
}

.page-products .prod-start__figure img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: saturate(.7) contrast(1.1);
}

@media (min-width: 640px) {
  .page-products .prod-scene__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 18px;
  }

  .page-products .prod-path {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 14px;
  }

  .page-products .prod-flow {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 720px) {
  .page-products .svc-card__dual {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    gap: 0;
  }

  .page-products .svc-card__dual .dual__col--cn {
    padding: 0 18px 0 14px;
    border-left: 3px solid var(--cinnabar);
    border-right: 1px solid rgba(15, 26, 46, .12);
  }

  .page-products .svc-card__dual .dual__col--en {
    padding: 0 14px 0 18px;
    border-left: 0;
    border-right: 3px solid var(--gilded);
  }
}

@media (min-width: 880px) {
  .page-products .prod-hero__grid {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, .95fr);
  }

  .page-products .prod-flow {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 16px;
    align-items: start;
  }

  .page-products .prod-flow > li:nth-child(2) {
    margin-top: 24px;
  }

  .page-products .prod-flow > li:nth-child(3) {
    margin-top: 48px;
  }

  .page-products .prod-flow > li:nth-child(4) {
    margin-top: 72px;
  }

  .page-products .prod-version__grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    gap: 44px;
  }
}

@media (min-width: 900px) {
  .page-products .prod-body {
    grid-template-columns: var(--prod-toc-w) minmax(0, 1fr);
    gap: clamp(32px, 4.5vw, 60px);
    align-items: start;
  }

  .page-products .prod-toc {
    position: sticky;
    top: 92px;
  }

  .page-products .prod-toc__nav ol {
    flex-direction: column;
    gap: 0;
    overflow: visible;
    padding: 0;
  }

  .page-products .prod-toc__nav a {
    padding: 9px 10px;
    border: 0;
    border-left: 3px solid transparent;
    background: transparent;
    white-space: normal;
  }

  .page-products .prod-toc__nav a:hover {
    border-left-color: var(--gilded);
    background: rgba(242, 193, 78, .14);
    color: var(--indigo);
  }

  .page-products .prod-toc__nav a.is-current {
    border-left-color: var(--cinnabar);
    background: rgba(228, 87, 46, .1);
    color: var(--cinnabar-deep);
  }

  .page-products .prod-toc__nav a.is-current .mono {
    color: var(--cinnabar-deep);
  }

  .page-products .prod-start__grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, .78fr);
    gap: 40px;
    align-items: start;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .svc-card,
  .page-products .prod-toc__nav a,
  .page-products .section-head__num {
    transition: none;
  }

  .page-products .svc-card:hover {
    transform: none;
  }
}
<<<PAGE_CSS_END>>>