.page-products {
  --cat-gap: clamp(14px, 2.4vw, 26px);
  --cat-radius: 6px;
  --cat-tint: #F2EDDF;
  background: linear-gradient(180deg, var(--paper) 0%, var(--paper) 62%, var(--cat-tint) 100%);
  color: var(--ink);
  font-family: var(--font-sans);
  padding-bottom: clamp(48px, 8vw, 96px);
  overflow-x: hidden;
}

.page-products .cat-hero {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(20px, 4vw, 44px);
  align-items: start;
  padding-top: clamp(20px, 4vw, 40px);
  padding-bottom: clamp(28px, 5vw, 56px);
}

.page-products .cat-hero__lede {
  margin: 14px 0 0;
  max-width: 60ch;
  font-size: clamp(15px, 1.9vw, 17px);
  line-height: 1.78;
  color: var(--ink);
}

.page-products .cat-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 22px;
}

.page-products .cat-hero__panel {
  background: var(--paper-card);
  border: 1px solid var(--line);
  border-top: 3px solid var(--copper);
  border-radius: var(--cat-radius);
  box-shadow: var(--shadow-card);
  padding: clamp(16px, 3vw, 26px);
  position: relative;
}

.page-products .cat-hero__panel::after {
  content: "V3.1";
  position: absolute;
  right: 10px;
  bottom: -6px;
  font-family: var(--font-mono);
  font-size: 52px;
  letter-spacing: 0.08em;
  color: var(--gold);
  opacity: 0.16;
  pointer-events: none;
}

.page-products .cat-hero__panel-title {
  margin: 0 0 14px;
  font-size: 12px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--fog);
}

.page-products .cat-hero__stats {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-products .cat-stat {
  display: grid;
  grid-template-columns: 56px 1fr;
  gap: 12px;
  align-items: baseline;
  padding-bottom: 10px;
  border-bottom: 1px dashed var(--line);
}

.page-products .cat-stat:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}

.page-products .cat-stat__num {
  font-family: var(--font-mono);
  font-size: 26px;
  letter-spacing: 0.06em;
  color: var(--copper);
  line-height: 1;
}

.page-products .cat-stat__label {
  font-size: 13.5px;
  line-height: 1.6;
  color: var(--fog);
}

.page-products .cat-hero__panel-foot {
  margin: 16px 0 0;
  font-size: 12.5px;
  line-height: 1.7;
  color: var(--fog);
  border-top: 1px solid var(--line);
  padding-top: 12px;
}

.page-products .cat-head {
  margin-bottom: clamp(16px, 3vw, 26px);
  max-width: 68ch;
}

.page-products .cat-head h2 {
  margin: 0;
  font-size: clamp(21px, 3.2vw, 30px);
  font-weight: 800;
  letter-spacing: -0.02em;
  line-height: 1.22;
  color: var(--copper-deep);
}

.page-products .cat-head h2::before {
  content: "";
  display: block;
  width: 44px;
  height: 3px;
  background: var(--gold);
  margin-bottom: 12px;
}

.page-products .cat-head__note {
  margin: 12px 0 0;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--fog);
}

/* 版本卡片横向轨道 */
.page-products .cat-rail {
  display: flex;
  gap: var(--cat-gap);
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  padding: 4px 2px 18px;
  -webkit-overflow-scrolling: touch;
}

.page-products .cat-vcard {
  scroll-snap-align: start;
  flex: 0 0 min(276px, 82vw);
  background: var(--paper-card);
  border: 1px solid var(--line);
  border-radius: var(--cat-radius);
  box-shadow: var(--shadow-card);
  padding: 16px 16px 14px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  position: relative;
}

.page-products .cat-vcard:first-child {
  flex-basis: min(312px, 86vw);
  border-color: var(--line-gold);
  box-shadow: var(--shadow-lift);
}

.page-products .cat-vcard:first-child::before {
  content: "";
  position: absolute;
  inset: 0 auto 0 0;
  width: 4px;
  background: linear-gradient(180deg, var(--gold), var(--copper));
  border-radius: var(--cat-radius) 0 0 var(--cat-radius);
}

.page-products .cat-vcard__top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
}

.page-products .cat-vcard__no {
  font-family: var(--font-mono);
  font-size: 30px;
  letter-spacing: 0.08em;
  line-height: 1;
  color: var(--copper-deep);
}

.page-products .cat-vcard:first-child .cat-vcard__no {
  color: var(--gold);
  font-size: 36px;
}

.page-products .cat-vcard__list {
  margin: 0;
  display: grid;
  gap: 8px;
}

.page-products .cat-vcard__row {
  display: grid;
  gap: 2px;
  border-top: 1px solid var(--line);
  padding-top: 8px;
}

.page-products .cat-vcard__row dt {
  font-size: 11.5px;
  letter-spacing: 0.12em;
  color: var(--fog);
}

.page-products .cat-vcard__row dd {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.62;
  color: var(--ink);
}

.page-products .cat-vcard__tagline {
  margin: auto 0 0;
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

/* 图片 */
.page-products .cat-figure {
  margin: clamp(20px, 3.5vw, 34px) 0 0;
  border: 1px solid var(--line-strong);
  border-radius: var(--cat-radius);
  background: var(--paper-card);
  padding: 8px;
  box-shadow: var(--shadow-card);
}

.page-products .cat-figure img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
  border-radius: 3px;
  background: var(--copper-soft);
}

.page-products .cat-caption {
  padding: 10px 6px 4px;
  font-size: 12.5px;
  line-height: 1.68;
  color: var(--fog);
}

.page-products .cat-figure--wide img {
  aspect-ratio: 3 / 2;
}

.page-products .cat-figure--tall img {
  aspect-ratio: 10 / 7;
}

/* 查询区 */
.page-products .cat-query__body {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(18px, 3vw, 30px);
  align-items: start;
}

.page-products .cat-filters {
  background: var(--copper-soft);
  border: 1px solid var(--line-strong);
  border-radius: var(--cat-radius);
  padding: 16px;
  display: grid;
  gap: 16px;
}

.page-products .cat-filter__title {
  margin: 0 0 8px;
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--copper-deep);
  font-weight: 700;
}

.page-products .cat-tagflow {
  margin: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.page-products .cat-filter__hint,
.page-products .cat-filter__foot {
  margin: 10px 0 0;
  font-size: 12.5px;
  line-height: 1.7;
  color: var(--copper-deep);
}

.page-products .cat-filter__foot {
  border-top: 1px solid var(--line-strong);
  padding-top: 12px;
  margin-top: 0;
}

.page-products .cat-results__meta {
  margin: 0 0 10px;
  font-size: 13px;
  color: var(--fog);
}

/* 表格 */
.page-products .cat-tablewrap {
  overflow-x: auto;
  border: 1px solid var(--line-strong);
  border-radius: var(--cat-radius);
  background: var(--paper-card);
  box-shadow: var(--shadow-card);
  -webkit-overflow-scrolling: touch;
}

.page-products .cat-table,
.page-products .cat-matrix {
  width: 100%;
  min-width: 660px;
  border-collapse: collapse;
  font-size: 13.5px;
}

.page-products .cat-table__caption {
  caption-side: top;
  text-align: left;
  padding: 12px 14px 0;
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--fog);
}

.page-products .cat-table thead th,
.page-products .cat-matrix thead th {
  background: var(--copper-soft);
  color: var(--copper-deep);
  font-size: 12px;
  letter-spacing: 0.1em;
  font-weight: 700;
  text-align: left;
  padding: 11px 12px;
  border-bottom: 1px solid var(--line-strong);
  white-space: nowrap;
}

.page-products .cat-table tbody td,
.page-products .cat-matrix tbody td,
.page-products .cat-matrix tbody th {
  padding: 11px 12px;
  border-bottom: 1px solid var(--line);
  vertical-align: top;
  line-height: 1.6;
}

.page-products .cat-table tbody tr:last-child td,
.page-products .cat-matrix tbody tr:last-child td,
.page-products .cat-matrix tbody tr:last-child th {
  border-bottom: 0;
}

.page-products .cat-table tbody tr:nth-child(even),
.page-products .cat-matrix tbody tr:nth-child(even) {
  background: rgba(216, 232, 225, 0.28);
}

.page-products .cat-matrix tbody th {
  text-align: left;
  font-weight: 700;
  color: var(--ink);
  background: transparent;
  white-space: nowrap;
}

.page-products .cat-matrix tbody td {
  color: var(--fog);
  font-size: 13px;
}

.page-products .cat-mono {
  font-family: var(--font-mono);
  letter-spacing: 0.06em;
  color: var(--indigo);
  font-weight: 600;
}

.page-products .cat-check {
  display: inline-block;
  width: 16px;
  height: 16px;
  border: 1.5px solid var(--copper);
  border-radius: 2px;
  background: var(--paper-card);
  position: relative;
  vertical-align: middle;
}

.page-products .cat-check--on {
  background: var(--copper);
  border-color: var(--copper-deep);
}

.page-products .cat-check--on::after {
  content: "";
  position: absolute;
  left: 4px;
  top: 1px;
  width: 5px;
  height: 9px;
  border: solid var(--paper-card);
  border-width: 0 2px 2px 0;
  transform: rotate(42deg);
}

.page-products .cat-matrix__note {
  margin: 12px 0 0;
  font-size: 12.5px;
  line-height: 1.72;
  color: var(--fog);
  max-width: 70ch;
}

/* 导出流程 */
.page-products .cat-flow {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
}

.page-products .cat-flow__step {
  background: var(--paper-card);
  border: 1px solid var(--line);
  border-left: 4px solid var(--gold);
  border-radius: var(--cat-radius);
  padding: 16px;
  box-shadow: var(--shadow-card);
}

.page-products .cat-flow__no {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--gold);
}

.page-products .cat-flow__step h3 {
  margin: 6px 0 8px;
  font-size: 16px;
  font-weight: 700;
  color: var(--copper-deep);
}

.page-products .cat-flow__step p {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.72;
  color: var(--fog);
}

/* 标签包 */
.page-products .cat-tagpack__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(18px, 3vw, 32px);
  align-items: start;
}

.page-products .cat-tagpack__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 8px;
}

.page-products .cat-tagpack__item {
  display: flex;
  align-items: center;
  gap: 8px;
  background: var(--paper-card);
  border: 1px solid var(--line);
  border-radius: 3px;
  padding: 9px 10px;
  font-size: 13px;
  color: var(--ink);
}

.page-products .cat-tagpack__id {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--gold);
}

.page-products .cat-tagpack__note {
  margin: 12px 0 0;
  font-size: 12.5px;
  line-height: 1.7;
  color: var(--fog);
}

.page-products .cat-tagpack .cat-figure {
  margin-top: 0;
}

/* 字段说明 */
.page-products .cat-fields {
  margin: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 10px;
}

.page-products .cat-field {
  background: var(--paper-card);
  border: 1px solid var(--line);
  border-radius: var(--cat-radius);
  padding: 14px 16px;
  display: grid;
  gap: 6px;
}

.page-products .cat-field dt {
  display: flex;
  align-items: baseline;
  gap: 10px;
}

.page-products .cat-field__no {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--gold);
}

.page-products .cat-field__name {
  font-size: 15px;
  font-weight: 700;
  color: var(--copper-deep);
}

.page-products .cat-field dd {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.72;
  color: var(--fog);
}

/* 下一步 */
.page-products .cat-next__inner {
  background: var(--copper-deep);
  border-radius: var(--cat-radius);
  padding: clamp(20px, 4vw, 36px);
  display: grid;
  gap: 18px;
  color: var(--paper);
  border: 1px solid var(--copper-deep);
  box-shadow: var(--shadow-lift);
}

.page-products .cat-next__inner h2 {
  margin: 0;
  font-size: clamp(20px, 3vw, 27px);
  font-weight: 800;
  letter-spacing: -0.02em;
  color: var(--paper);
}

.page-products .cat-next__lede {
  margin: 10px 0 0;
  font-size: 14.5px;
  line-height: 1.78;
  color: rgba(247, 243, 232, 0.88);
  max-width: 62ch;
}

.page-products .cat-next__sample {
  margin: 12px 0 0;
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: 0.03em;
  line-height: 1.7;
  color: var(--gold-bright);
  border-left: 3px solid var(--gold);
  padding-left: 12px;
}

.page-products .cat-next__links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

@media (min-width: 620px) {
  .page-products .cat-fields {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-products .cat-flow {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-products .cat-tagpack__list {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (min-width: 900px) {
  .page-products .cat-hero {
    grid-template-columns: minmax(0, 1.35fr) minmax(0, 1fr);
    gap: clamp(28px, 4vw, 56px);
  }

  .page-products .cat-query__body {
    grid-template-columns: 268px minmax(0, 1fr);
    gap: clamp(20px, 3vw, 34px);
  }

  .page-products .cat-filters {
    position: sticky;
    top: 16px;
  }

  .page-products .cat-tagpack__grid {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 1fr);
  }

  .page-products .cat-fields {
    grid-template-columns: repeat(5, minmax(0, 1fr));
  }

  .page-products .cat-next__inner {
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: center;
  }

  .page-products .cat-next__links {
    flex-direction: column;
    align-items: stretch;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .cat-rail {
    scroll-behavior: auto;
  }
}
<<<END>>>