.page-products {
  background: var(--paper);
  color: var(--ink);
  padding-bottom: 40px;
}

.page-products img {
  display: block;
  max-width: 100%;
  height: auto;
  border: 1px solid var(--rule-strong);
}

.page-products figure {
  margin: 0;
}

.page-products figure figcaption {
  margin-top: 10px;
  font-family: var(--font-serif);
  font-size: 13px;
  line-height: 1.7;
  letter-spacing: .04em;
  color: var(--grey);
}

/* ---------- 首屏 ---------- */
.page-products .catalog-head {
  display: grid;
  gap: 28px;
  padding-top: 20px;
  padding-bottom: 44px;
  border-bottom: 1px solid var(--rule-strong);
}

.page-products .catalog-head__kicker {
  margin: 0 0 16px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .2em;
  color: var(--amber-deep);
}

.page-products .catalog-head__title {
  margin: 0 0 18px;
  font-family: var(--font-sans);
  font-weight: 900;
  font-size: clamp(36px, 9vw, 74px);
  line-height: 1.04;
  letter-spacing: -.02em;
}

.page-products .hl {
  background: linear-gradient(transparent 62%, rgba(255, 179, 0, .55) 62%);
  padding: 0 .06em;
}

.page-products .catalog-head__lede {
  max-width: 40em;
  margin: 0 0 22px;
  font-size: 17px;
  line-height: 1.9;
  color: var(--ink-soft);
}

.page-products .catalog-head__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.page-products .catalog-head__media {
  position: relative;
  padding: 10px;
  border: 1px solid var(--rule);
  background:
    radial-gradient(120% 100% at 82% 0%, rgba(255, 179, 0, .30), transparent 62%),
    radial-gradient(90% 90% at 0% 100%, rgba(255, 111, 97, .22), transparent 60%),
    var(--card);
}

/* ---------- 清单怎么读 ---------- */
.page-products .catalog-read {
  display: grid;
  gap: 32px;
  padding-top: 52px;
  padding-bottom: 52px;
  border-bottom: 1px solid var(--rule);
}

.page-products .catalog-read__eyebrow {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .3em;
  color: var(--coral-deep);
}

.page-products .catalog-read__title {
  margin: 0 0 18px;
  font-size: clamp(26px, 5vw, 40px);
  font-weight: 900;
  letter-spacing: -.01em;
}

.page-products .catalog-read__text p {
  margin: 0 0 16px;
  font-size: 16px;
  line-height: 1.9;
  color: var(--ink-soft);
}

.page-products .readkey {
  list-style: none;
  margin: 26px 0 0;
  padding: 0;
  border-top: 1px solid var(--rule-strong);
}

.page-products .readkey li {
  display: grid;
  grid-template-columns: 42px minmax(0, 1fr);
  gap: 12px;
  padding: 14px 0;
  border-bottom: 1px solid var(--rule);
  font-size: 15px;
  line-height: 1.75;
  color: var(--ink);
}

.page-products .readkey__num {
  padding-top: 3px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .14em;
  color: var(--amber-deep);
}

.page-products .catalog-read__figure {
  padding: 10px;
  border: 1px solid var(--rule);
  background:
    radial-gradient(100% 90% at 100% 100%, rgba(255, 111, 97, .20), transparent 60%),
    var(--card);
}

/* ---------- 版本横幅 ---------- */
.page-products .revision-band {
  margin-top: 8px;
  padding: 40px 0;
  background: var(--navy);
  color: var(--paper);
}

.page-products .revision-band__inner {
  display: grid;
  gap: 26px;
}

.page-products .revision-band__eyebrow {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .3em;
  color: var(--amber);
}

.page-products .revision-band h2 {
  margin: 0 0 14px;
  font-size: clamp(23px, 4.4vw, 36px);
  font-weight: 900;
  line-height: 1.25;
  letter-spacing: -.01em;
  color: var(--paper);
}

.page-products .revision-band p {
  max-width: 46em;
  margin: 0;
  font-size: 16px;
  line-height: 1.85;
  color: rgba(251, 243, 226, .78);
}

.page-products .revision-band__figure {
  padding: 8px;
  border: 1px solid rgba(251, 243, 226, .28);
  background: rgba(230, 236, 245, .06);
}

/* ---------- 工作区 ---------- */
.page-products .catalog-work {
  padding-top: 52px;
  padding-bottom: 52px;
}

.page-products .catalog-work__head {
  max-width: 42em;
  margin-bottom: 32px;
}

.page-products .catalog-work__head h2 {
  margin: 0 0 12px;
  font-size: clamp(25px, 4.6vw, 40px);
  font-weight: 900;
  letter-spacing: -.01em;
}

.page-products .catalog-work__head p {
  margin: 0;
  font-size: 16px;
  line-height: 1.85;
  color: var(--ink-soft);
}

.page-products .catalog-work__grid {
  display: grid;
  gap: 30px;
}

/* 编号索引列 */
.page-products .idx-rail {
  padding-top: 14px;
  border-top: 2px solid var(--ink);
}

.page-products .idx-rail__title {
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .26em;
  color: var(--grey);
}

.page-products .idx-rail__list {
  list-style: none;
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
  gap: 0;
  margin: 0;
  padding: 0;
}

.page-products .idx-rail__link {
  display: grid;
  grid-template-columns: 32px minmax(0, 1fr) auto;
  align-items: baseline;
  gap: 8px;
  padding: 10px 8px;
  border-bottom: 1px solid var(--rule);
  color: var(--ink);
  font-size: 14px;
  text-decoration: none;
  transition: background-color .18s ease, padding-left .18s ease;
}

.page-products .idx-rail__link:hover,
.page-products .idx-rail__link:focus-visible {
  padding-left: 14px;
  background: var(--mist);
}

.page-products .idx-rail__num {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--amber-deep);
}

.page-products .idx-rail__range {
  display: none;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .06em;
  color: var(--ink-faint);
}

/* 分类卡片 */
.page-products .cat-grid {
  display: grid;
  gap: 18px;
}

.page-products .cat-card {
  position: relative;
  padding: 22px 22px 18px;
  background: var(--card);
  border: 1px solid var(--rule-strong);
  transition: box-shadow .2s ease, border-color .2s ease, background-color .2s ease;
}

.page-products .cat-card:hover {
  background: #FFFEFA;
  border-color: var(--ink);
  box-shadow: 6px 6px 0 rgba(36, 28, 23, .08);
}

.page-products .cat-card:target {
  border-color: var(--coral);
  box-shadow: 6px 6px 0 rgba(255, 111, 97, .22);
}

.page-products .cat-card__head {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  padding-bottom: 14px;
  margin-bottom: 14px;
  border-bottom: 1px solid var(--rule);
}

.page-products .cat-card__num {
  flex: none;
  font-family: var(--font-mono);
  font-size: 38px;
  font-weight: 600;
  line-height: .92;
  letter-spacing: -.02em;
  color: var(--amber-deep);
}

.page-products .cat-card__title {
  margin: 0 0 4px;
  font-size: 22px;
  font-weight: 900;
  letter-spacing: -.01em;
}

.page-products .cat-card__board {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .2em;
  color: var(--coral-deep);
}

.page-products .cat-card__desc {
  margin: 0 0 16px;
  font-size: 15px;
  line-height: 1.8;
  color: var(--ink-soft);
}

.page-products .cat-card__cols {
  list-style: none;
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(148px, 1fr));
  gap: 0 16px;
  margin: 0 0 16px;
  padding: 0;
}

.page-products .cat-card__cols li {
  display: flex;
  align-items: baseline;
  gap: 8px;
  padding: 5px 0;
  border-bottom: 1px dotted var(--rule);
  font-size: 14px;
  color: var(--ink);
}

.page-products .cc-num {
  flex: none;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .1em;
  color: var(--grey);
}

/* 卡片内规则面板 */
.page-products .cat-card__rule {
  border-top: 1px solid var(--rule-strong);
}

.page-products .cat-card__rule-head {
  margin: 0;
}

.page-products .cat-card__rule .acc__trigger {
  display: flex;
  align-items: center;
  gap: 10px;
  width: 100%;
  padding: 12px 0 8px;
  border: 0;
  background: none;
  color: var(--ink);
  font: inherit;
  font-size: 14px;
  font-weight: 700;
  text-align: left;
  cursor: pointer;
}

.page-products .cat-card__rule .acc__idx {
  flex: none;
  padding: 2px 7px;
  border: 1px solid var(--rule-strong);
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 400;
  letter-spacing: .14em;
  color: var(--amber-deep);
}

.page-products .cat-card__rule .acc__panel {
  padding: 14px 16px;
  margin: 8px 0 4px;
  border-top: 3px solid var(--amber);
  background: var(--mist);
}

.page-products .rule-brief {
  display: grid;
  gap: 12px;
  margin: 0;
}

.page-products .rule-brief dt {
  margin-bottom: 4px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .18em;
  color: var(--amber-deep);
}

.page-products .rule-brief dd {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--ink);
}

/* 版本记录窄列 */
.page-products .version-rail {
  padding-top: 14px;
  border-top: 2px solid var(--ink);
}

.page-products .version-rail__title {
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .26em;
  color: var(--grey);
}

.page-products .ver-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
}

.page-products .ver-table caption {
  padding-bottom: 8px;
  font-size: 12px;
  line-height: 1.6;
  text-align: left;
  color: var(--grey);
}

.page-products .ver-table th,
.page-products .ver-table td {
  padding: 8px 6px;
  text-align: left;
  vertical-align: top;
  line-height: 1.6;
  border-bottom: 1px solid var(--rule);
}

.page-products .ver-table thead th {
  border-bottom: 0;
  background: var(--navy);
  color: var(--amber);
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 400;
  letter-spacing: .16em;
}

.page-products .ver-table tbody th {
  width: 42px;
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: .1em;
  color: var(--amber-deep);
  white-space: nowrap;
}

.page-products .ver-table tbody tr:nth-child(even) {
  background: var(--mist);
}

.page-products .ver-table tbody tr:hover {
  background: rgba(255, 179, 0, .20);
}

/* ---------- 四十八个固定栏目 ---------- */
.page-products .col-index {
  padding-top: 52px;
  padding-bottom: 52px;
  border-top: 1px solid var(--rule-strong);
}

.page-products .col-index__head {
  max-width: 44em;
  margin-bottom: 24px;
}

.page-products .col-index__head h2 {
  margin: 0 0 12px;
  font-size: clamp(25px, 4.6vw, 40px);
  font-weight: 900;
  letter-spacing: -.01em;
}

.page-products .col-index__head p {
  margin: 0;
  font-size: 16px;
  line-height: 1.85;
  color: var(--ink-soft);
}

.page-products .col-index__figure {
  max-width: 540px;
  margin-bottom: 28px;
  padding: 10px;
  border: 1px solid var(--rule);
  background:
    radial-gradient(110% 90% at 0% 0%, rgba(255, 179, 0, .26), transparent 64%),
    var(--card);
}

.page-products .col-index__grid {
  list-style: none;
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(148px, 1fr));
  gap: 0;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--rule-strong);
  border-left: 1px solid var(--rule);
}

.page-products .col-item {
  display: flex;
  align-items: baseline;
  gap: 8px;
  padding: 10px 12px;
  border-right: 1px solid var(--rule);
  border-bottom: 1px solid var(--rule);
  font-size: 14px;
  transition: background-color .16s ease;
}

.page-products .col-item:hover {
  background: var(--mist);
}

.page-products .col-item__num {
  flex: none;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .1em;
  color: var(--amber-deep);
}

/* ---------- 规则说明 ---------- */
.page-products .rule-panel-sec {
  display: grid;
  gap: 32px;
  padding-top: 52px;
  padding-bottom: 52px;
  border-top: 1px solid var(--rule-strong);
}

.page-products .rule-panel-sec__eyebrow {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .3em;
  color: var(--coral-deep);
}

.page-products .rule-panel-sec__text h2 {
  margin: 0 0 18px;
  font-size: clamp(25px, 4.6vw, 40px);
  font-weight: 900;
  letter-spacing: -.01em;
}

.page-products .rule-panel-sec__text p {
  margin: 0 0 16px;
  font-size: 16px;
  line-height: 1.9;
  color: var(--ink-soft);
}

.page-products .rule-panel-sec__text a {
  color: var(--coral-deep);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-products .rule-marks {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 22px 0 0;
  padding: 0;
}

.page-products .rule-marks li {
  padding: 6px 12px;
  border: 1px solid var(--rule-strong);
  background: var(--card);
  font-size: 13px;
  color: var(--ink-soft);
}

.page-products .rule-panel-sec__figure {
  padding: 10px;
  border: 1px solid var(--rule);
  background:
    radial-gradient(100% 100% at 100% 0%, rgba(255, 179, 0, .30), transparent 58%),
    radial-gradient(80% 90% at 0% 100%, rgba(255, 111, 97, .18), transparent 60%),
    var(--card);
}

/* ---------- 收尾 ---------- */
.page-products .catalog-foot {
  padding-top: 52px;
  padding-bottom: 24px;
}

.page-products .catalog-foot__box {
  padding: 28px 24px;
  border: 1px solid var(--ink);
  background:
    radial-gradient(90% 140% at 100% 0%, rgba(255, 179, 0, .32), transparent 60%),
    radial-gradient(70% 120% at 0% 100%, rgba(255, 111, 97, .16), transparent 62%),
    var(--card);
  box-shadow: 8px 8px 0 rgba(26, 42, 68, .10);
}

.page-products .catalog-foot__box h2 {
  margin: 0 0 12px;
  font-size: clamp(22px, 4.2vw, 32px);
  font-weight: 900;
  letter-spacing: -.01em;
}

.page-products .catalog-foot__box p {
  max-width: 46em;
  margin: 0 0 22px;
  font-size: 16px;
  line-height: 1.85;
  color: var(--ink-soft);
}

.page-products .catalog-foot__links {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

/* ---------- 断点 ---------- */
@media (min-width: 720px) {
  .page-products .catalog-head__lede,
  .page-products .catalog-read__text p,
  .page-products .catalog-work__head p,
  .page-products .col-index__head p,
  .page-products .rule-panel-sec__text p,
  .page-products .catalog-foot__box p {
    font-size: 17px;
  }
}

@media (min-width: 900px) {
  .page-products .catalog-head {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, .95fr);
    align-items: end;
    gap: 48px;
    padding-top: 32px;
    padding-bottom: 64px;
  }

  .page-products .catalog-read {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.02fr);
    align-items: start;
    gap: 56px;
    padding-top: 64px;
    padding-bottom: 64px;
  }

  .page-products .revision-band {
    padding: 56px 0;
  }

  .page-products .revision-band__inner {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.25fr);
    align-items: center;
    gap: 48px;
  }

  .page-products .revision-band__figure {
    order: -1;
  }

  .page-products .catalog-work,
  .page-products .col-index,
  .page-products .rule-panel-sec {
    padding-top: 68px;
    padding-bottom: 68px;
  }

  .page-products .rule-panel-sec {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    align-items: center;
    gap: 56px;
  }

  .page-products .catalog-foot {
    padding-top: 68px;
  }

  .page-products .catalog-foot__box {
    padding: 40px 36px;
  }
}

@media (min-width: 1100px) {
  .page-products .catalog-work__grid {
    grid-template-columns: 176px minmax(0, 1fr) 274px;
    align-items: start;
    gap: 32px;
  }

  .page-products .idx-rail {
    position: sticky;
    top: 28px;
  }

  .page-products .idx-rail__list {
    grid-template-columns: minmax(0, 1fr);
  }

  .page-products .idx-rail__range {
    display: inline;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products * {
    transition-duration: .01ms !important;
    animation-duration: .01ms !important;
  }
}
<<<END>>>