.page-products {
  --pp-dash: rgba(169, 183, 176, 0.3);
  --pp-panel: #0F1B17;
  --pp-panel-2: #14231E;
  padding-bottom: clamp(48px, 8vw, 96px);
}

.page-products .breadcrumb {
  margin: 0 0 clamp(16px, 3vw, 28px);
  padding-top: clamp(16px, 3vw, 28px);
}

/* ---------- 首屏 ---------- */
.prod-hero {
  padding-bottom: clamp(36px, 6vw, 72px);
}

.prod-hero__grid {
  display: grid;
  gap: clamp(26px, 5vw, 44px);
  align-items: start;
}

.prod-hero__copy .index-label {
  margin-bottom: 14px;
}

.page-products .prod-hero__copy .display-xl {
  margin: 0 0 18px;
  max-width: 15em;
}

.prod-hero__lede {
  margin: 0 0 24px;
  max-width: 34em;
  font-size: 17px;
  line-height: 1.75;
  color: var(--mist);
}

.prod-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 20px;
}

.prod-hero__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 6px 14px;
  margin: 0;
}

.switch-demo {
  position: relative;
  overflow: hidden;
  padding: clamp(20px, 3vw, 28px);
  background: linear-gradient(158deg, var(--lift) 0%, #0D1814 100%);
  border: 1px solid var(--ridge);
  border-radius: var(--radius-lg);
}

.switch-demo::after {
  content: "";
  position: absolute;
  right: -25%;
  bottom: -45%;
  width: 70%;
  aspect-ratio: 1;
  background: radial-gradient(circle, rgba(123, 92, 255, 0.3), transparent 65%);
  pointer-events: none;
}

.switch-demo__head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 6px 12px;
}

.switch-demo__state {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--violet-soft);
}

.switch-demo__seg {
  display: flex;
  gap: 5px;
  margin: 16px 0 18px;
  padding: 5px;
  background: rgba(30, 47, 42, 0.65);
  border: 1px solid var(--ridge);
  border-radius: var(--radius-pill);
}

.switch-demo__opt {
  flex: 1;
  padding: 9px 6px;
  text-align: center;
  border-radius: var(--radius-pill);
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.06em;
  color: var(--mist);
}

.switch-demo__opt--on {
  background: var(--violet);
  color: var(--parchment);
  font-weight: 700;
}

.switch-demo__list {
  position: relative;
  z-index: 1;
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 8px;
}

.switch-demo__list li {
  display: flex;
  gap: 10px;
  align-items: baseline;
  padding: 10px 12px;
  border-radius: var(--radius-sm);
  background: rgba(30, 47, 42, 0.42);
  font-size: 13.5px;
  line-height: 1.6;
  color: var(--parchment);
}

.switch-demo__num {
  flex: none;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  color: var(--lime);
}

.switch-demo__foot {
  position: relative;
  z-index: 1;
  margin: 14px 0 0;
  font-size: 13px;
  line-height: 1.65;
  color: var(--mist);
}

/* ---------- 区块通用 ---------- */
.page-products .prod-block {
  padding: clamp(34px, 6vw, 66px) 0;
}

.prod-head {
  max-width: 760px;
  margin-bottom: clamp(22px, 3.5vw, 34px);
}

.prod-head .index-label {
  margin-bottom: 12px;
}

.prod-head h2 {
  margin: 0 0 14px;
}

.prod-head p {
  margin: 0;
  max-width: 34em;
  font-size: 16px;
  line-height: 1.75;
  color: var(--mist);
}

/* ---------- 产品线横带 ---------- */
.prod-modules__list {
  display: grid;
  gap: 12px;
}

.page-products .prod-band {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 8px 16px;
  align-items: center;
  padding: 18px 20px;
  background: var(--lift);
  border: 1px solid var(--ridge);
  border-radius: var(--radius-md);
  text-decoration: none;
  color: inherit;
  transition: background var(--ease), border-color var(--ease), transform var(--ease);
}

.page-products .prod-band:hover,
.page-products .prod-band:focus-visible {
  background: var(--lift-2);
  border-color: rgba(198, 242, 74, 0.38);
  transform: translate3d(4px, 0, 0);
}

.page-products .prod-band .band__index {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--lime);
  align-self: start;
  padding-top: 4px;
}

.prod-band__body {
  display: flex;
  flex-direction: column;
  gap: 5px;
  min-width: 0;
}

.page-products .prod-band .band__title {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--parchment);
}

.prod-band__desc {
  font-size: 14px;
  line-height: 1.65;
  color: var(--mist);
}

.page-products .prod-band .band__action {
  grid-column: 2;
  justify-self: start;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--violet-soft);
}

/* ---------- 对照表 ---------- */
.page-products .media img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: var(--radius-md);
  object-fit: cover;
  border: 1px solid var(--ridge);
}

.prod-matrix__figure {
  margin: 0 0 clamp(20px, 3vw, 28px);
}

.matrix-wrap {
  overflow-x: auto;
  border: 1px solid var(--ridge);
  border-radius: var(--radius-md);
  background: var(--pp-panel);
  -webkit-overflow-scrolling: touch;
}

.matrix-wrap:focus-visible {
  outline: 2px solid var(--violet);
  outline-offset: 2px;
}

.matrix {
  width: 100%;
  min-width: 940px;
  border-collapse: collapse;
  font-size: 13.5px;
}

.matrix caption {
  padding: 14px 16px;
  text-align: left;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--mist);
}

.matrix thead th {
  padding: 11px 14px;
  text-align: left;
  white-space: nowrap;
  font-family: var(--font-mono);
  font-size: 10.5px;
  font-weight: 500;
  letter-spacing: 0.1em;
  color: var(--mist);
  background: rgba(30, 47, 42, 0.58);
  border-top: 1px solid var(--ridge);
  border-bottom: 1px solid var(--ridge);
}

.matrix tbody th {
  position: sticky;
  left: 0;
  z-index: 1;
  padding: 13px 14px;
  text-align: left;
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: 0.1em;
  color: var(--lime);
  background: var(--pp-panel);
  border-top: 1px solid var(--ridge);
  border-right: 1px solid var(--ridge);
}

.matrix td {
  padding: 13px 14px;
  white-space: nowrap;
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  color: var(--parchment);
  border-top: 1px solid var(--ridge);
}

.matrix tbody tr:hover td {
  background: rgba(30, 47, 42, 0.36);
}

.matrix .up {
  color: var(--lime);
  font-size: 11px;
}

.matrix .down {
  color: var(--ember);
  font-size: 11px;
}

.density-list {
  list-style: none;
  margin: 22px 0 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.density-list li {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 12px;
  align-items: baseline;
  padding-bottom: 10px;
  border-bottom: 1px solid rgba(30, 47, 42, 0.95);
  font-size: 14.5px;
  line-height: 1.7;
  color: var(--mist);
}

.density-list__num {
  white-space: nowrap;
  padding: 3px 10px;
  border: 1px solid rgba(255, 107, 61, 0.45);
  border-radius: var(--radius-pill);
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: 0.1em;
  color: var(--ember);
}

.prod-matrix__ref {
  margin: 18px 0 0;
  font-size: 13.5px;
  color: var(--mist);
}

.prod-matrix__ref a {
  color: var(--violet-soft);
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* ---------- 关注列表 ---------- */
.prod-watch__grid {
  display: grid;
  gap: clamp(24px, 4vw, 44px);
  align-items: start;
}

.prod-watch__copy .index-label {
  margin-bottom: 12px;
}

.prod-watch__copy h2 {
  margin: 0 0 14px;
}

.prod-watch__copy > p {
  margin: 0 0 20px;
  max-width: 34em;
  font-size: 16px;
  line-height: 1.75;
  color: var(--mist);
}

.rule-list {
  list-style: none;
  margin: 0 0 24px;
  padding: 0;
  display: grid;
  gap: 10px;
}

.rule-list li {
  position: relative;
  padding-left: 20px;
  font-size: 14.5px;
  line-height: 1.7;
  color: var(--mist);
}

.rule-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.7em;
  width: 8px;
  height: 2px;
  background: var(--lime);
}

.rule-list strong {
  color: var(--parchment);
  font-weight: 600;
}

.watch-panel {
  position: relative;
  margin-top: 8px;
  padding: 22px 18px 18px;
  background: var(--pp-panel-2);
  border: 1px solid var(--ridge);
  border-radius: var(--radius-md);
}

.watch-panel::before {
  content: "";
  position: absolute;
  top: -1px;
  left: 18px;
  width: 58px;
  height: 5px;
  background: var(--ember);
  border-radius: 0 0 4px 4px;
}

.watch-panel__head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 6px 14px;
  margin-bottom: 14px;
}

.watch-panel__count {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--mist);
}

.watch-panel__count strong {
  font-size: 17px;
  color: var(--lime);
  font-variant-numeric: tabular-nums;
}

.watch-panel__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(132px, 1fr));
  gap: 8px;
}

.watch-item {
  display: flex;
  align-items: center;
  gap: 8px;
  width: 100%;
  padding: 10px 13px;
  font: inherit;
  font-size: 13px;
  cursor: pointer;
  color: var(--mist);
  background: rgba(30, 47, 42, 0.45);
  border: 1px solid var(--ridge);
  border-radius: var(--radius-pill);
  transition: background var(--ease), border-color var(--ease), color var(--ease);
}

.watch-item__code {
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: 0.1em;
}

.watch-item__dot {
  width: 8px;
  height: 8px;
  margin-left: auto;
  border-radius: 50%;
  background: var(--ridge);
  transition: background var(--ease), box-shadow var(--ease);
}

.watch-item[aria-pressed="true"] {
  border-color: var(--violet);
  background: rgba(123, 92, 255, 0.18);
  color: var(--parchment);
}

.watch-item[aria-pressed="true"] .watch-item__dot {
  background: var(--lime);
  box-shadow: 0 0 8px rgba(198, 242, 74, 0.75);
}

.watch-item:focus-visible {
  outline: 2px solid var(--violet-soft);
  outline-offset: 2px;
}

.watch-panel__hint {
  margin: 14px 0 0;
  font-size: 12.5px;
  line-height: 1.65;
  color: var(--mist);
}

.prod-watch__figure {
  margin: 0;
}

.prod-watch__figure img,
.prod-dwvv__figure img {
  max-width: 100%;
  aspect-ratio: 3 / 4;
}

/* ---------- DWVV 通道 ---------- */
.prod-dwvv__grid {
  display: grid;
  gap: clamp(24px, 4vw, 44px);
  align-items: start;
  margin-bottom: clamp(26px, 4vw, 40px);
}

.prod-dwvv__figure {
  margin: 0;
}

.path-steps {
  list-style: none;
  margin: 0 0 18px;
  padding: 0;
  display: grid;
  gap: 12px;
}

.path-steps li {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 14px;
  align-items: baseline;
  padding: 14px 16px;
  background: var(--lift);
  border: 1px solid var(--ridge);
  border-radius: var(--radius-md);
  font-size: 14.5px;
  line-height: 1.7;
  color: var(--parchment);
}

.path-steps__num {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--violet-soft);
}

.prod-dwvv__note {
  margin: 0;
  padding-left: 14px;
  border-left: 2px solid var(--ember);
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--mist);
}

.cat-grid {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
}

.cat-card {
  position: relative;
  padding: 20px 18px 18px;
  background: var(--lift);
  border: 1px solid var(--ridge);
  border-radius: var(--radius-md);
  transition: transform var(--ease), border-color var(--ease), background var(--ease);
}

.cat-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 44px;
  height: 5px;
  background: var(--ember);
  border-radius: 0 0 4px 0;
}

.cat-card:hover,
.cat-card:focus-within {
  transform: translate3d(0, -4px, 0);
  border-color: rgba(123, 92, 255, 0.55);
  background: var(--lift-2);
}

.cat-card__num {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--lime);
  margin-bottom: 10px;
}

.cat-card__group {
  display: block;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.18em;
  color: var(--mist);
  margin-bottom: 4px;
}

.cat-card__title {
  margin: 0;
  font-family: var(--font-display);
  font-size: 1.05rem;
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--parchment);
}

.cat-card__desc {
  margin: 8px 0 0;
  font-size: 13.5px;
  line-height: 1.68;
  color: var(--mist);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  transition: color var(--ease);
}

.cat-card:hover .cat-card__desc,
.cat-card:focus-within .cat-card__desc {
  display: block;
  -webkit-line-clamp: unset;
  color: var(--parchment);
}

/* ---------- 新旧对照 ---------- */
.prod-diff__figure {
  margin: 0 0 clamp(22px, 3.5vw, 34px);
}

.diff-grid {
  display: grid;
  gap: 22px;
}

.diff-col__label {
  margin: 0 0 6px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--mist);
}

.diff-col--new .diff-col__label {
  color: var(--lime);
}

.diff-col__list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.diff-item {
  padding: 15px 0;
  border-top: 1px solid var(--ridge);
}

.diff-item h3 {
  display: flex;
  gap: 10px;
  align-items: baseline;
  margin: 0 0 7px;
  font-family: var(--font-display);
  font-size: 15px;
  font-weight: 700;
  color: var(--parchment);
}

.diff-item h3 span {
  font-family: var(--font-mono);
  font-size: 10.5px;
  font-weight: 500;
  letter-spacing: 0.12em;
  color: var(--mist);
}

.diff-col--new .diff-item h3 span {
  color: var(--lime);
}

.diff-item p {
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--mist);
}

.diff-col--old .diff-item p {
  color: rgba(169, 183, 176, 0.78);
}

/* ---------- 获取方式 ---------- */
.prod-get__band {
  margin: 0 0 clamp(20px, 3vw, 30px);
}

.prod-get__band img {
  aspect-ratio: 16 / 7;
}

.prod-get__panel {
  display: grid;
  gap: 20px;
  padding: clamp(22px, 4vw, 36px);
  background: linear-gradient(122deg, var(--lift) 0%, #101E19 58%, #121A2A 100%);
  border: 1px solid var(--ridge);
  border-radius: var(--radius-lg);
}

.prod-get__copy .index-label {
  margin-bottom: 12px;
}

.prod-get__copy h2 {
  margin: 0 0 12px;
}

.prod-get__copy p {
  margin: 0;
  max-width: 34em;
  font-size: 15.5px;
  line-height: 1.75;
  color: var(--mist);
}

.get-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.get-list li {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 12px;
  align-items: baseline;
  padding-bottom: 10px;
  border-bottom: 1px solid rgba(30, 47, 42, 0.95);
  font-size: 14.5px;
  line-height: 1.7;
  color: var(--parchment);
}

.get-list__num {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--violet-soft);
}

.prod-get__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .cat-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 820px) {
  .page-products .prod-band {
    grid-template-columns: auto minmax(0, 1fr) auto;
  }

  .page-products .prod-band .band__action {
    grid-column: auto;
    justify-self: end;
  }

  .prod-head h2 {
    max-width: 20em;
  }
}

@media (min-width: 900px) {
  .prod-hero__grid {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
    gap: clamp(32px, 4vw, 56px);
  }

  .switch-demo {
    margin-top: 26px;
  }

  .prod-watch__grid {
    grid-template-columns: minmax(0, 1.22fr) minmax(0, 0.78fr);
  }

  .prod-watch__figure {
    margin-top: 40px;
  }

  .prod-dwvv__grid {
    grid-template-columns: minmax(0, 0.68fr) minmax(0, 1fr);
  }

  .prod-dwvv__copy {
    padding-top: 12px;
  }

  .diff-grid {
    grid-template-columns: 1fr 1fr;
    gap: 0;
  }

  .diff-col--old {
    padding-right: clamp(20px, 3vw, 38px);
  }

  .diff-col--new {
    padding-left: clamp(20px, 3vw, 38px);
    border-left: 1px dashed var(--pp-dash);
  }
}

@media (min-width: 980px) {
  .cat-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 18px;
  }

  .cat-card:nth-child(3n + 2) {
    margin-top: 24px;
  }

  .cat-card:nth-child(3n) {
    margin-top: 9px;
  }

  .prod-get__panel {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.05fr);
    gap: 24px 40px;
    align-items: start;
  }

  .prod-get__copy {
    grid-row: span 2;
  }

  .prod-get__actions {
    grid-column: 2;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products * {
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
  }

  .page-products .prod-band:hover,
  .page-products .prod-band:focus-visible,
  .cat-card:hover,
  .cat-card:focus-within {
    transform: none;
  }
}
<<<END>>>