.page-products {
  --p-frame: 2px solid var(--ink-green);
  --p-hair: 1px solid rgba(18, 60, 47, .18);
  --p-shadow: 6px 6px 0 rgba(8, 31, 24, .14);
  --p-shadow-gold: 8px 8px 0 rgba(199, 163, 75, .34);
  background: var(--paper);
  color: var(--ink-black);
  font-family: var(--font-body);
}

.page-products .wrap {
  max-width: 1180px;
  margin-inline: auto;
}

.page-products .section {
  padding-block: clamp(38px, 5.5vw, 72px);
}

.page-products [id] {
  scroll-margin-top: 92px;
}

.page-products .crumbs {
  display: flex;
  align-items: center;
  gap: 10px;
  padding-top: 22px;
  font-size: 13px;
  letter-spacing: .06em;
  color: var(--mist);
}

.page-products .crumbs a {
  color: var(--ink-green);
  text-decoration: none;
  border-bottom: 1px solid var(--gold);
}

.page-products .crumbs a:hover {
  color: var(--cinnabar);
}

.page-products .crumbs__sep {
  color: var(--gold);
}

.page-products .sec-head {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  align-items: start;
  gap: 14px 20px;
  padding-bottom: 22px;
  margin-bottom: 30px;
  border-bottom: var(--p-hair);
}

.page-products .sec-num {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(46px, 7vw, 88px);
  line-height: .82;
  letter-spacing: .02em;
  color: var(--gold-light);
  -webkit-text-stroke: 1.5px var(--gold);
}

.page-products .sec-head__body h2 {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(24px, 3.6vw, 38px);
  line-height: 1.24;
  letter-spacing: .02em;
  color: var(--ink-green);
  margin: 0 0 10px;
}

.page-products .sec-head__body p {
  margin: 0;
  max-width: 62ch;
  font-size: 15px;
  line-height: 1.8;
  color: var(--mist);
}

/* ---------- 首屏 ---------- */

.page-products .hero {
  padding-top: clamp(18px, 3vw, 34px);
}

.page-products .hero__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(26px, 4vw, 48px);
  align-items: center;
}

.page-products .hero__eyebrow {
  margin: 0 0 16px;
  font-size: 12px;
  letter-spacing: .2em;
  color: var(--cinnabar);
  font-weight: 700;
}

.page-products .hero h1 {
  margin: 0 0 20px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(34px, 6.4vw, 66px);
  line-height: 1.12;
  letter-spacing: .02em;
  color: var(--ink-green);
}

.page-products .hero h1 em {
  font-style: normal;
  color: var(--cinnabar);
  position: relative;
}

.page-products .hero h1 em::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: .06em;
  height: 8px;
  background: rgba(199, 163, 75, .42);
  z-index: -1;
}

.page-products .hero__lede {
  margin: 0;
  max-width: 56ch;
  font-size: 16px;
  line-height: 1.85;
  color: var(--ink-black);
}

.page-products .hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 26px;
}

.page-products .hero__stats {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  margin: 30px 0 0;
  padding: 1px;
  background: rgba(18, 60, 47, .16);
}

.page-products .hero__stats div {
  background: var(--paper);
  padding: 12px 14px;
}

.page-products .hero__stats dt {
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--mist);
}

.page-products .hero__stats dd {
  margin: 5px 0 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 24px;
  color: var(--ink-green);
}

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

.page-products .hero__figure .img-frame {
  border: var(--p-frame);
  box-shadow: var(--p-shadow-gold);
  background: var(--ink-deep);
}

.page-products .hero__figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 4 / 3;
  object-fit: cover;
}

.page-products figcaption {
  margin-top: 10px;
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--mist);
}

/* ---------- 01 工具台 ---------- */

.page-products .bench {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 22px;
}

.page-products .bench__rail {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  padding: 12px 14px;
  border: var(--p-frame);
  background: var(--ink-green);
}

.page-products .bench__rail-title {
  font-size: 11px;
  letter-spacing: .22em;
  color: var(--gold);
  margin-right: 6px;
}

.page-products .bench__rail a {
  display: inline-flex;
  align-items: center;
  min-height: 34px;
  padding: 0 12px;
  font-size: 13px;
  letter-spacing: .06em;
  color: var(--paper);
  text-decoration: none;
  border: 1px solid rgba(233, 217, 168, .4);
}

.page-products .bench__rail a:hover,
.page-products .bench__rail a:focus-visible {
  background: var(--gold);
  color: var(--ink-deep);
  border-color: var(--gold);
}

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

.page-products .tool-card {
  position: relative;
  padding: 46px 20px 20px;
  border: var(--p-frame);
  box-shadow: var(--p-shadow);
  background: var(--paper);
  border-radius: var(--radius-s);
  display: flex;
  flex-direction: column;
}

.page-products .tool-card__idx {
  position: absolute;
  top: 10px;
  left: 20px;
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: .14em;
  color: var(--gold);
}

.page-products .tool-card h3 {
  margin: 0 0 10px;
  font-family: var(--font-display);
  font-size: 20px;
  font-weight: 700;
  letter-spacing: .03em;
  color: var(--ink-green);
}

.page-products .tool-card p {
  margin: 0 0 18px;
  font-size: 14px;
  line-height: 1.8;
  color: var(--mist);
}

.page-products .tool-card__link,
.page-products .tool-card__bookmark {
  margin-top: auto;
  align-self: flex-start;
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  padding: 0 4px;
  font-family: var(--font-body);
  font-size: 14px;
  font-weight: 700;
  letter-spacing: .04em;
  color: var(--cinnabar);
  background: none;
  border: 0;
  border-bottom: 2px solid var(--gold);
  text-decoration: none;
  cursor: pointer;
}

.page-products .tool-card__link:hover,
.page-products .tool-card__bookmark:hover {
  color: var(--ink-green);
  border-bottom-color: var(--cinnabar);
}

.page-products [data-bookmark][aria-pressed="true"] {
  background: var(--ink-green);
  color: var(--gold-light) !important;
  border-bottom-color: var(--ink-green) !important;
  padding-inline: 12px;
}

/* ---------- 02 版本说明 ---------- */

.page-products .ver-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 26px;
}

.page-products .ver-switch {
  position: relative;
  min-width: 0;
}

.page-products .ver-input,
.page-products .rf-input {
  position: absolute;
  width: 1px;
  height: 1px;
  opacity: 0;
  pointer-events: none;
}

.page-products .ver-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 18px;
}

.page-products .ver-tab {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 0 16px;
  font-size: 14px;
  font-weight: 700;
  letter-spacing: .04em;
  color: var(--ink-green);
  background: var(--paper);
  border: 2px solid var(--ink-green);
  border-radius: var(--radius-s);
  cursor: pointer;
}

.page-products #ver-a:checked ~ .ver-tabs [for="ver-a"],
.page-products #ver-b:checked ~ .ver-tabs [for="ver-b"],
.page-products #ver-c:checked ~ .ver-tabs [for="ver-c"] {
  background: var(--ink-green);
  color: var(--gold-light);
  box-shadow: 4px 4px 0 rgba(199, 163, 75, .6);
}

.page-products #ver-a:focus-visible ~ .ver-tabs [for="ver-a"],
.page-products #ver-b:focus-visible ~ .ver-tabs [for="ver-b"],
.page-products #ver-c:focus-visible ~ .ver-tabs [for="ver-c"] {
  outline: 2px solid var(--gold);
  outline-offset: 2px;
}

.page-products .ver-panel {
  display: none;
  padding: 22px 20px;
  border: var(--p-frame);
  background: var(--paper-shadow);
  box-shadow: var(--p-shadow);
}

.page-products #ver-a:checked ~ .ver-panels .ver-panel--a,
.page-products #ver-b:checked ~ .ver-panels .ver-panel--b,
.page-products #ver-c:checked ~ .ver-panels .ver-panel--c {
  display: block;
}

.page-products .ver-panel__head h3 {
  margin: 12px 0 8px;
  font-family: var(--font-display);
  font-size: 22px;
  font-weight: 700;
  letter-spacing: .03em;
  color: var(--ink-green);
}

.page-products .ver-panel__head p {
  margin: 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--ink-black);
}

.page-products .ver-list {
  list-style: none;
  margin: 18px 0 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-products .ver-list li {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 12px;
  padding: 11px 13px;
  background: var(--paper);
  border-left: 3px solid var(--gold);
}

.page-products .ver-list__no {
  padding-top: 2px;
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: .06em;
  color: var(--cinnabar);
}

.page-products .ver-list strong {
  display: block;
  font-size: 14px;
  color: var(--ink-green);
  margin-bottom: 3px;
}

.page-products .ver-list p {
  margin: 0;
  font-size: 13px;
  line-height: 1.7;
  color: var(--mist);
}

.page-products .ver-meta {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  margin: 18px 0 0;
}

.page-products .ver-meta div {
  padding-top: 10px;
  border-top: 1px solid rgba(18, 60, 47, .24);
}

.page-products .ver-meta dt {
  font-size: 11px;
  letter-spacing: .14em;
  color: var(--mist);
}

.page-products .ver-meta dd {
  margin: 5px 0 0;
  font-size: 14px;
  font-weight: 700;
  color: var(--ink-green);
}

.page-products .ver-aside {
  align-self: start;
}

.page-products .ver-aside .img-frame {
  border: var(--p-frame);
  box-shadow: var(--p-shadow);
  background: var(--ink-deep);
}

.page-products .ver-aside img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 10 / 7;
  object-fit: cover;
}

.page-products .ver-aside__note {
  margin: 12px 0 0;
  padding-left: 12px;
  border-left: 3px solid var(--gold);
  font-size: 13px;
  line-height: 1.8;
  color: var(--mist);
}

/* ---------- 03 房间导航 ---------- */

.page-products .room-filter {
  position: relative;
}

.page-products .rf-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 9px;
  margin-bottom: 22px;
}

.page-products .rf-tab {
  display: inline-flex;
  align-items: baseline;
  gap: 8px;
  min-height: 44px;
  padding: 10px 16px;
  font-size: 14px;
  font-weight: 600;
  letter-spacing: .03em;
  color: var(--ink-green);
  background: transparent;
  border: 2px solid rgba(18, 60, 47, .28);
  border-radius: 999px;
  cursor: pointer;
}

.page-products .rf-tab span {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--mist);
}

.page-products #rf-all:checked ~ .rf-tabs [for="rf-all"],
.page-products #rf-board:checked ~ .rf-tabs [for="rf-board"],
.page-products #rf-card:checked ~ .rf-tabs [for="rf-card"],
.page-products #rf-practice:checked ~ .rf-tabs [for="rf-practice"] {
  background: var(--ink-green);
  border-color: var(--ink-green);
  color: var(--gold-light);
}

.page-products #rf-all:checked ~ .rf-tabs [for="rf-all"] span,
.page-products #rf-board:checked ~ .rf-tabs [for="rf-board"] span,
.page-products #rf-card:checked ~ .rf-tabs [for="rf-card"] span,
.page-products #rf-practice:checked ~ .rf-tabs [for="rf-practice"] span {
  color: var(--gold);
}

.page-products #rf-all:focus-visible ~ .rf-tabs [for="rf-all"],
.page-products #rf-board:focus-visible ~ .rf-tabs [for="rf-board"],
.page-products #rf-card:focus-visible ~ .rf-tabs [for="rf-card"],
.page-products #rf-practice:focus-visible ~ .rf-tabs [for="rf-practice"] {
  outline: 2px solid var(--gold);
  outline-offset: 2px;
}

.page-products .room-grid {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 14px;
}

.page-products #rf-board:checked ~ .room-grid .room-card:not([data-cat="board"]),
.page-products #rf-card:checked ~ .room-grid .room-card:not([data-cat="card"]),
.page-products #rf-practice:checked ~ .room-grid .room-card:not([data-cat="practice"]) {
  display: none;
}

.page-products .room-card {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 9px;
  padding: 20px 16px 16px;
  border: 2px solid var(--ink-green);
  border-radius: var(--radius-s);
  background:
    linear-gradient(158deg, rgba(233, 217, 168, .42), transparent 62%),
    var(--paper);
  box-shadow: 4px 4px 0 rgba(8, 31, 24, .12);
}

.page-products .room-card::after {
  content: "";
  position: absolute;
  top: 11px;
  right: 11px;
  width: 9px;
  height: 9px;
  border: 1.5px solid var(--gold);
  transform: rotate(45deg);
}

.page-products .room-card h3 {
  margin: 0;
  padding-right: 18px;
  font-family: var(--font-display);
  font-size: 20px;
  font-weight: 700;
  letter-spacing: .04em;
  color: var(--ink-green);
}

.page-products .room-card__count {
  margin: 0;
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--mist);
}

.page-products .room-card__count strong {
  font-family: var(--font-mono);
  font-size: 28px;
  line-height: 1;
  font-weight: 700;
  color: var(--cinnabar);
  margin-right: 5px;
}

.page-products .room-card__rule {
  margin: 0;
  padding-left: 9px;
  border-left: 2px solid rgba(199, 163, 75, .8);
  font-size: 12.5px;
  line-height: 1.7;
  color: var(--mist);
}

.page-products .room-card__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: auto;
  padding-top: 6px;
}

.page-products .rooms-figure {
  margin: 26px 0 0;
}

.page-products .rooms-figure .img-frame {
  border: var(--p-frame);
  box-shadow: var(--p-shadow);
  background: var(--ink-deep);
}

.page-products .rooms-figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 7;
  object-fit: cover;
}

/* ---------- 04 查询向导 ---------- */

.page-products .step-track {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 14px;
}

.page-products .step {
  position: relative;
  padding: 18px 16px 16px;
  border: 2px solid var(--ink-green);
  border-radius: var(--radius-s);
  background: var(--paper);
  box-shadow: 4px 4px 0 rgba(8, 31, 24, .12);
}

.page-products .step__no {
  display: block;
  margin-bottom: 8px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 44px;
  line-height: .9;
  color: var(--gold-light);
  -webkit-text-stroke: 1.2px var(--gold);
}

.page-products .step h3 {
  margin: 0 0 8px;
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 700;
  letter-spacing: .03em;
  color: var(--ink-green);
}

.page-products .step p {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.8;
  color: var(--mist);
}

.page-products .lookup-figure {
  margin: 26px 0 0;
}

.page-products .lookup-figure .img-frame {
  border: var(--p-frame);
  box-shadow: var(--p-shadow);
  background: var(--paper-shadow);
}

.page-products .lookup-figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 18 / 7;
  object-fit: cover;
}

.page-products .lookup-more {
  margin: 22px 0 0;
}

.page-products .lookup-more__link {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  padding-left: 14px;
  border-left: 3px solid var(--cinnabar);
  font-size: 14px;
  line-height: 1.7;
  font-weight: 600;
  color: var(--ink-green);
  text-decoration: none;
}

.page-products .lookup-more__link:hover {
  color: var(--cinnabar);
}

/* ---------- 05 版本演进 ---------- */

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

.page-products .timeline li {
  display: grid;
  grid-template-columns: minmax(58px, auto) minmax(0, 1fr);
  gap: 16px;
  padding: 16px 0;
  border-top: var(--p-hair);
}

.page-products .timeline li:last-child {
  border-bottom: var(--p-hair);
}

.page-products .timeline__year {
  padding-top: 3px;
  font-family: var(--font-mono);
  font-size: 15px;
  font-weight: 700;
  letter-spacing: .05em;
  color: var(--cinnabar);
}

.page-products .timeline h3 {
  margin: 0 0 6px;
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 700;
  letter-spacing: .03em;
  color: var(--ink-green);
}

.page-products .timeline p {
  margin: 0;
  max-width: 62ch;
  font-size: 14px;
  line-height: 1.8;
  color: var(--mist);
}

/* ---------- 06 适配条件 ---------- */

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

.page-products .spec {
  padding: 20px 18px;
  background: var(--ink-green);
  color: var(--paper);
  border: 2px solid var(--ink-deep);
  border-radius: var(--radius-s);
  box-shadow: 5px 5px 0 rgba(199, 163, 75, .45);
}

.page-products .spec__mark {
  display: inline-block;
  margin-bottom: 12px;
  padding: 4px 10px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .12em;
  color: var(--ink-deep);
  background: var(--gold-light);
}

.page-products .spec h3 {
  margin: 0 0 9px;
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 700;
  letter-spacing: .03em;
  color: var(--gold-light);
}

.page-products .spec p {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.85;
  color: rgba(246, 240, 228, .82);
}

/* ---------- 07 从工具台出发 ---------- */

.page-products .closing {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 26px;
}

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

.page-products .next-list a {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 14px;
  align-items: start;
  padding: 16px 16px 16px 14px;
  border: 2px solid rgba(18, 60, 47, .3);
  border-left: 4px solid var(--gold);
  border-radius: var(--radius-s);
  text-decoration: none;
  background: var(--paper);
}

.page-products .next-list a:hover,
.page-products .next-list a:focus-visible {
  border-color: var(--ink-green);
  border-left-color: var(--cinnabar);
  background: var(--paper-shadow);
}

.page-products .next-list__no {
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: .1em;
  color: var(--gold);
  padding-top: 4px;
}

.page-products .next-list h3 {
  margin: 0 0 5px;
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 700;
  letter-spacing: .03em;
  color: var(--ink-green);
}

.page-products .next-list p {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.75;
  color: var(--mist);
}

.page-products .closing__aside .img-frame {
  border: var(--p-frame);
  box-shadow: var(--p-shadow);
  background: var(--ink-deep);
}

.page-products .closing__aside img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 4 / 3;
  object-fit: cover;
}

.page-products .bookmark-box {
  margin-top: 18px;
  padding: 20px 18px;
  border: 2px dashed rgba(199, 163, 75, .85);
  background: var(--paper-shadow);
  border-radius: var(--radius-s);
}

.page-products .bookmark-box h3 {
  margin: 0 0 8px;
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 700;
  letter-spacing: .03em;
  color: var(--ink-green);
}

.page-products .bookmark-box p {
  margin: 0 0 16px;
  font-size: 13.5px;
  line-height: 1.75;
  color: var(--mist);
}

/* ---------- 断点 ---------- */

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

  .page-products .hero__stats {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

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

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

@media (min-width: 900px) {
  .page-products .hero__grid {
    grid-template-columns: minmax(0, 1.12fr) minmax(0, 1fr);
    align-items: center;
  }

  .page-products .ver-layout {
    grid-template-columns: minmax(0, 1.55fr) minmax(0, 1fr);
    align-items: start;
  }

  .page-products .closing {
    grid-template-columns: minmax(0, 1.4fr) minmax(0, 1fr);
    align-items: start;
  }

  .page-products .step-track {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-products .step:not(:last-child)::after {
    content: "";
    position: absolute;
    top: 40px;
    right: -8px;
    width: 16px;
    height: 2px;
    background: var(--gold);
  }
}

@media (min-width: 1024px) {
  .page-products .bench {
    grid-template-columns: 148px minmax(0, 1fr);
    gap: 28px;
    align-items: start;
  }

  .page-products .bench__rail {
    position: sticky;
    top: 24px;
    flex-direction: column;
    align-items: stretch;
    gap: 6px;
    padding: 16px 12px;
  }

  .page-products .bench__rail-title {
    margin: 0 0 6px;
    padding-bottom: 8px;
    border-bottom: 1px solid rgba(233, 217, 168, .3);
  }

  .page-products .bench__rail a {
    justify-content: flex-start;
    min-height: 38px;
    padding: 0 10px;
  }

  .page-products .room-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

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

@media (prefers-reduced-motion: reduce) {
  .page-products * {
    transition: none !important;
    animation: none !important;
    scroll-behavior: auto !important;
  }
}
<<<END>>>