.page-products {
  --pd-accent: var(--cyan-400);
  background: var(--ink-950);
  color: var(--paper-050);
}

.page-products .section--paper {
  color: var(--ink-950);
}

.page-products .section--paper .figure__cap {
  color: var(--slate-600);
}

.page-products .section--paper .figure__frame {
  border-color: rgba(6, 10, 20, 0.16);
}

/* ---------- 首屏 ---------- */
.page-products .pd-lead {
  padding-top: calc(var(--header-h) + clamp(28px, 6vw, 64px));
  padding-bottom: clamp(40px, 7vw, 88px);
  background:
    radial-gradient(circle at 82% 12%, rgba(59, 227, 220, 0.13), transparent 46%),
    radial-gradient(circle at 6% 88%, rgba(255, 138, 61, 0.11), transparent 42%),
    var(--ink-950);
}

.page-products .pd-lead__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(20px, 3vw, 40px);
  margin-top: clamp(24px, 4vw, 48px);
}

.page-products .pd-lead__side {
  display: flex;
  align-items: flex-start;
  gap: 14px;
}

.page-products .pd-lead__side .vnote {
  writing-mode: horizontal-tb;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.28em;
  color: var(--slate-300);
}

.page-products .pd-lead__body {
  min-width: 0;
}

.page-products .pd-lead__body .display {
  margin: 12px 0 0;
  font-size: clamp(1.85rem, 5.4vw, 3.5rem);
  line-height: 1.12;
  letter-spacing: -0.02em;
}

.page-products .pd-lead__body .lede {
  margin-top: 18px;
  max-width: 58ch;
  color: var(--slate-300);
  font-size: clamp(0.98rem, 1.7vw, 1.1rem);
  line-height: 1.75;
}

.page-products .pd-stats {
  display: flex;
  flex-wrap: wrap;
  gap: clamp(20px, 5vw, 56px);
  margin-top: clamp(26px, 4vw, 44px);
  padding-top: clamp(18px, 3vw, 28px);
  border-top: var(--hair);
}

.page-products .pd-stat {
  display: flex;
  align-items: baseline;
  gap: 8px;
}

.page-products .pd-stat__num {
  font-family: var(--font-mono);
  font-size: clamp(1.9rem, 5vw, 2.9rem);
  font-weight: 700;
  line-height: 1;
  color: var(--cyan-400);
  font-variant-numeric: tabular-nums;
}

.page-products .pd-stat:nth-child(2) .pd-stat__num {
  color: var(--orange-500);
}

.page-products .pd-stat:nth-child(3) .pd-stat__num {
  color: var(--lime-400);
}

.page-products .pd-stat__label {
  font-size: 0.86rem;
  letter-spacing: 0.08em;
  color: var(--slate-300);
}

/* ---------- 分类索引 ---------- */
.page-products .pd-index-section {
  padding-bottom: clamp(48px, 8vw, 96px);
}

.page-products .pd-index__head {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--gap);
  align-items: end;
  margin-bottom: clamp(28px, 4vw, 52px);
}

.page-products .pd-index__figure {
  margin: 0;
  max-width: 220px;
}

.page-products .pd-index__figure .figure__frame {
  aspect-ratio: 5 / 7;
}

.page-products .pd-index__intro h2 {
  margin: 10px 0 0;
}

.page-products .pd-index__intro p {
  margin-top: 14px;
  color: var(--slate-300);
  line-height: 1.75;
  max-width: 56ch;
}

.page-products .pd-index {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(24px, 3vw, 40px);
}

.page-products .pd-rail__cap {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.24em;
  color: var(--slate-300);
  text-transform: uppercase;
}

.page-products .pd-rail {
  display: flex;
  gap: 8px;
  margin: 0;
  padding: 0 0 8px;
  list-style: none;
  overflow-x: auto;
  scrollbar-width: thin;
}

.page-products .pd-rail__item {
  flex: 0 0 auto;
}

.page-products .pd-rail__item--cyan { --pd-accent: var(--cyan-400); }
.page-products .pd-rail__item--orange { --pd-accent: var(--orange-500); }
.page-products .pd-rail__item--red { --pd-accent: var(--red-500); }

.page-products .pd-rail__link {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 14px;
  border: 1px solid var(--ink-600);
  background: var(--ink-800);
  color: inherit;
  text-decoration: none;
  white-space: nowrap;
  transition: border-color 0.25s var(--ease), background-color 0.25s var(--ease);
}

.page-products .pd-rail__code {
  font-family: var(--font-mono);
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--pd-accent);
}

.page-products .pd-rail__name {
  font-size: 0.88rem;
  font-weight: 700;
  transition: color 0.25s var(--ease);
}

.page-products .pd-rail__count {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--slate-300);
}

.page-products .pd-rail__link:hover {
  border-color: var(--pd-accent);
  background: rgba(255, 255, 255, 0.04);
}

.page-products .pd-rail__link:hover .pd-rail__name {
  color: var(--pd-accent);
}

.page-products .pd-group {
  scroll-margin-top: calc(var(--header-h) + 24px);
}

.page-products .pd-group + .pd-group {
  margin-top: clamp(34px, 5vw, 64px);
}

.page-products .pd-group--a { --pd-accent: var(--cyan-400); }
.page-products .pd-group--b { --pd-accent: var(--orange-500); }
.page-products .pd-group--c { --pd-accent: var(--red-500); }
.page-products .pd-group--d { --pd-accent: var(--cyan-400); }
.page-products .pd-group--e { --pd-accent: var(--orange-500); }

.page-products .pd-group__head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 12px;
  padding-bottom: 12px;
  border-bottom: 2px solid var(--pd-accent);
}

.page-products .pd-group__code {
  font-family: var(--font-mono);
  font-size: clamp(1.4rem, 3vw, 2.1rem);
  font-weight: 700;
  line-height: 1;
  color: var(--pd-accent);
}

.page-products .pd-group__name {
  margin: 0;
  font-size: clamp(1.02rem, 2vw, 1.3rem);
  font-weight: 900;
  letter-spacing: -0.01em;
}

.page-products .pd-group__meta {
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: 0.74rem;
  letter-spacing: 0.08em;
  color: var(--slate-300);
}

.page-products .pd-rows {
  border-bottom: 1px solid var(--ink-600);
}

.page-products .pd-row {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 4px 14px;
  padding: 13px 0 13px 12px;
  border-top: 1px solid var(--ink-600);
  transition: background-color 0.22s var(--ease);
}

.page-products .pd-row:nth-child(odd) {
  background: rgba(255, 255, 255, 0.016);
}

.page-products .pd-row::before {
  content: "";
  position: absolute;
  inset: 0 auto 0 0;
  width: 2px;
  background: var(--pd-accent);
  transform: scaleY(0);
  transform-origin: top;
  transition: transform 0.25s var(--ease);
}

.page-products .pd-row:hover {
  background: rgba(255, 255, 255, 0.05);
}

.page-products .pd-row:hover::before {
  transform: scaleY(1);
}

.page-products .pd-row__name {
  grid-column: 1;
  grid-row: 1;
  font-size: 0.96rem;
  font-weight: 700;
  transition: color 0.22s var(--ease);
}

.page-products .pd-row:hover .pd-row__name {
  color: var(--pd-accent);
}

.page-products .pd-row__dev {
  grid-column: 1 / -1;
  grid-row: 2;
  font-size: 0.82rem;
  color: var(--slate-300);
}

.page-products .pd-row__ver {
  grid-column: 2;
  grid-row: 1;
  display: inline-flex;
  align-items: baseline;
  gap: 6px;
  font-family: var(--font-mono);
  font-size: 0.84rem;
  letter-spacing: 0.04em;
  color: var(--cyan-400);
  white-space: nowrap;
}

.page-products .pd-row__ver em {
  font-style: normal;
  font-size: 0.68rem;
  letter-spacing: 0.1em;
  color: var(--slate-300);
}

/* ---------- 版本备注 ---------- */
.page-products .pd-versions {
  padding-top: clamp(48px, 7vw, 88px);
  padding-bottom: clamp(48px, 7vw, 88px);
}

.page-products .pd-versions__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(28px, 4vw, 56px);
}

.page-products .pd-versions__main h2 {
  margin: 10px 0 0;
}

.page-products .pd-versions__main > p {
  margin-top: 16px;
  color: var(--slate-300);
  line-height: 1.75;
  max-width: 58ch;
}

.page-products .pd-scale {
  display: block;
  width: 100%;
  height: auto;
  margin: clamp(22px, 3.5vw, 34px) 0;
}

.page-products .pd-vcards {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  background: var(--ink-600);
  border: 1px solid var(--ink-600);
}

.page-products .pd-vcard {
  padding: clamp(16px, 2.4vw, 22px);
  background: var(--ink-800);
}

.page-products .pd-vcard__num {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.18em;
  color: var(--orange-500);
}

.page-products .pd-vcard__t {
  margin: 8px 0 6px;
  font-size: 0.98rem;
  font-weight: 900;
}

.page-products .pd-vcard p {
  margin: 0;
  font-size: 0.88rem;
  line-height: 1.7;
  color: var(--slate-300);
}

.page-products .pd-versions__figure {
  margin: 0;
}

.page-products .pd-versions__figure .figure__frame {
  aspect-ratio: 7 / 4;
}

/* ---------- 来源对照 ---------- */
.page-products .pd-sources {
  padding-top: clamp(48px, 7vw, 88px);
  padding-bottom: clamp(48px, 7vw, 88px);
}

.page-products .pd-sources__head h2 {
  margin: 10px 0 0;
}

.page-products .pd-sources__head .lede {
  margin-top: 14px;
  max-width: 60ch;
  color: var(--slate-600);
}

.page-products .pd-sources__grid {
  display: grid;
  grid-template-columns: 1fr;
  margin-top: clamp(24px, 4vw, 40px);
  border-top: 1px solid rgba(6, 10, 20, 0.16);
  border-left: 1px solid rgba(6, 10, 20, 0.16);
}

.page-products .pd-source {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: clamp(20px, 3vw, 30px);
  background: var(--paper-050);
  border-right: 1px solid rgba(6, 10, 20, 0.16);
  border-bottom: 1px solid rgba(6, 10, 20, 0.16);
}

.page-products .pd-source--cyan { --pd-accent: var(--cyan-700); }
.page-products .pd-source--orange { --pd-accent: var(--orange-500); }
.page-products .pd-source--red { --pd-accent: var(--red-500); }

.page-products .pd-source__band {
  display: block;
  width: 46px;
  height: 4px;
  background: var(--pd-accent);
}

.page-products .pd-source__title {
  margin: 4px 0 0;
  font-size: 1.14rem;
  font-weight: 900;
  letter-spacing: -0.01em;
  color: var(--ink-950);
}

.page-products .pd-source__meta {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 0.74rem;
  letter-spacing: 0.08em;
  color: var(--slate-600);
}

.page-products .pd-source__text {
  margin: 0;
  font-size: 0.92rem;
  line-height: 1.72;
  color: var(--ink-800);
}

.page-products .pd-source__list {
  margin: 4px 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 7px;
}

.page-products .pd-source__list li {
  position: relative;
  padding-left: 15px;
  font-size: 0.88rem;
  line-height: 1.6;
  color: var(--ink-800);
}

.page-products .pd-source__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.55em;
  width: 5px;
  height: 5px;
  background: var(--pd-accent);
}

.page-products .pd-sources__figure {
  margin: clamp(28px, 4vw, 44px) 0 0;
}

.page-products .pd-sources__figure .figure__frame {
  aspect-ratio: 4 / 3;
}

/* ---------- 完整性校验 ---------- */
.page-products .pd-check {
  padding-top: clamp(48px, 7vw, 88px);
  padding-bottom: clamp(48px, 7vw, 88px);
}

.page-products .pd-check__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(28px, 4vw, 56px);
}

.page-products .pd-check__body h2 {
  margin: 10px 0 0;
}

.page-products .pd-check__body > p {
  margin-top: 16px;
  color: var(--slate-300);
  line-height: 1.75;
  max-width: 58ch;
}

.page-products .pd-steps {
  list-style: none;
  margin: clamp(20px, 3vw, 30px) 0;
  padding: 0;
  border-top: var(--hair);
}

.page-products .pd-steps__item {
  display: grid;
  grid-template-columns: 40px minmax(0, 1fr);
  gap: 12px;
  align-items: baseline;
  padding: 14px 0;
  border-bottom: var(--hair);
  font-size: 0.94rem;
  line-height: 1.65;
  color: var(--paper-100);
}

.page-products .pd-steps__idx {
  font-family: var(--font-mono);
  font-size: 1rem;
  font-weight: 700;
  color: var(--orange-500);
}

.page-products .pd-check__figure {
  margin: 0;
  max-width: 420px;
}

.page-products .pd-check__figure .figure__frame {
  aspect-ratio: 1 / 1;
}

/* ---------- 巡检节奏 ---------- */
.page-products .pd-rounds {
  padding-top: clamp(48px, 7vw, 88px);
  padding-bottom: clamp(48px, 7vw, 88px);
}

.page-products .pd-rounds__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(28px, 4vw, 56px);
  align-items: center;
}

.page-products .pd-rounds__figure {
  margin: 0;
}

.page-products .pd-rounds__figure .figure__frame {
  aspect-ratio: 12 / 7;
}

.page-products .pd-rounds__big {
  display: block;
  margin-top: 14px;
  font-family: var(--font-mono);
  font-size: clamp(3rem, 9vw, 5.2rem);
  font-weight: 700;
  line-height: 0.92;
  color: var(--lime-400);
  letter-spacing: -0.03em;
}

.page-products .pd-rounds__big em {
  font-style: normal;
  font-size: 0.28em;
  letter-spacing: 0.16em;
  color: var(--slate-300);
  margin-left: 8px;
}

.page-products .pd-rounds__body h2 {
  margin: 10px 0 0;
}

.page-products .pd-rounds__body > p {
  margin-top: 16px;
  color: var(--slate-300);
  line-height: 1.75;
  max-width: 58ch;
}

.page-products .pd-rounds__list {
  list-style: none;
  margin: 22px 0 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-products .pd-rounds__list li {
  position: relative;
  padding-left: 22px;
  font-size: 0.94rem;
  color: var(--paper-100);
}

.page-products .pd-rounds__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.5em;
  width: 9px;
  height: 1px;
  background: var(--cyan-400);
}

/* ---------- 求助 ---------- */
.page-products .pd-help {
  padding-top: clamp(48px, 7vw, 88px);
  padding-bottom: clamp(40px, 6vw, 72px);
}

.page-products .pd-help__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(28px, 4vw, 56px);
}

.page-products .pd-help__body h2 {
  margin: 10px 0 0;
}

.page-products .pd-help__body > p {
  margin-top: 16px;
  color: var(--slate-600);
  line-height: 1.75;
  max-width: 56ch;
}

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

.page-products .pd-help__list {
  padding: clamp(20px, 3vw, 30px);
  background: var(--paper-050);
  border: 1px solid rgba(6, 10, 20, 0.16);
}

.page-products .pd-help__listtitle {
  margin: 0 0 16px;
  font-size: 1rem;
  font-weight: 900;
  color: var(--ink-950);
}

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

.page-products .pd-help__item {
  display: grid;
  grid-template-columns: 26px minmax(0, 1fr);
  gap: 12px;
  align-items: baseline;
  font-size: 0.92rem;
  line-height: 1.65;
  color: var(--ink-800);
}

.page-products .pd-help__num {
  font-family: var(--font-mono);
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--cyan-700);
}

.page-products .pd-help__hint {
  margin: 18px 0 0;
  font-size: 0.86rem;
  line-height: 1.7;
  color: var(--slate-600);
}

.page-products .pd-help__more {
  margin: 12px 0 0;
  font-size: 0.86rem;
  line-height: 1.7;
  color: var(--slate-600);
}

.page-products .pd-help__more a {
  color: var(--cyan-700);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-products .pd-backlink {
  margin: clamp(34px, 5vw, 56px) 0 0;
  padding-top: 18px;
  border-top: 1px solid rgba(6, 10, 20, 0.16);
}

.page-products .pd-backlink a {
  font-family: var(--font-mono);
  font-size: 0.84rem;
  letter-spacing: 0.1em;
  color: var(--ink-950);
  text-decoration: none;
  border-bottom: 1px solid var(--orange-500);
  padding-bottom: 2px;
}

.page-products .pd-backlink a:hover {
  color: var(--orange-500);
}

/* ---------- 响应式 ---------- */
@media (min-width: 760px) {
  .page-products .pd-index__head {
    grid-template-columns: 230px minmax(0, 1fr);
    gap: clamp(24px, 4vw, 48px);
    align-items: end;
  }

  .page-products .pd-index__figure {
    max-width: none;
  }

  .page-products .pd-source {
    min-height: 100%;
  }

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

@media (min-width: 900px) {
  .page-products .pd-lead__grid {
    grid-template-columns: 76px minmax(0, 1fr);
  }

  .page-products .pd-lead__side {
    flex-direction: column;
    align-items: center;
    padding-top: 6px;
  }

  .page-products .pd-lead__side .vnote {
    writing-mode: vertical-rl;
    letter-spacing: 0.32em;
    max-height: 240px;
  }

  .page-products .pd-versions__grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 0.92fr);
    align-items: center;
  }

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

  .page-products .pd-check__grid {
    grid-template-columns: minmax(0, 1.35fr) minmax(0, 1fr);
    align-items: start;
    gap: clamp(32px, 5vw, 68px);
  }

  .page-products .pd-rounds__grid {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 1fr);
    gap: clamp(32px, 5vw, 64px);
  }

  .page-products .pd-help__grid {
    grid-template-columns: minmax(0, 1.12fr) minmax(0, 1fr);
    gap: clamp(32px, 5vw, 64px);
    align-items: start;
  }
}

@media (min-width: 1024px) {
  .page-products .pd-index {
    grid-template-columns: 216px minmax(0, 1fr);
    gap: clamp(28px, 4vw, 60px);
    align-items: start;
  }

  .page-products .pd-index__rail {
    position: sticky;
    top: calc(var(--header-h-sm) + 26px);
    align-self: start;
  }

  .page-products .pd-rail {
    flex-direction: column;
    overflow: visible;
    padding-bottom: 0;
    gap: 6px;
  }

  .page-products .pd-rail__item {
    flex: 0 0 auto;
  }

  .page-products .pd-rail__link {
    justify-content: flex-start;
    width: 100%;
  }

  .page-products .pd-rail__count {
    margin-left: auto;
  }

  .page-products .pd-row {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 1.4fr) minmax(0, 0.9fr);
    align-items: center;
    gap: 0 clamp(16px, 2vw, 32px);
    padding: 11px 12px;
  }

  .page-products .pd-row__name {
    grid-column: 1;
    grid-row: 1;
  }

  .page-products .pd-row__dev {
    grid-column: 2;
    grid-row: 1;
    font-size: 0.86rem;
  }

  .page-products .pd-row__ver {
    grid-column: 3;
    grid-row: 1;
    justify-self: start;
  }
}
<<<END>>>