.page-products {
  --rail-w: 268px;
  --dl-paper-muted: #5B4C3D;
  background: var(--ink-900);
  color: var(--text-light);
  font-family: var(--font-body);
  overflow-x: clip;
}

/* ---------- 面包屑 ---------- */
.page-products .dl-crumb {
  background: var(--ink-900);
  border-bottom: 1px solid var(--line);
  padding: 0.8rem 0;
}

.page-products .dl-crumb .crumbs {
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--muted);
  font-family: var(--font-mono);
}

.page-products .dl-crumb .crumbs a {
  color: var(--muted);
  text-decoration: none;
}

.page-products .dl-crumb .crumbs a:hover {
  color: var(--gold-soft);
  text-decoration: underline;
}

.page-products .dl-crumb .crumbs [aria-current="page"] {
  color: var(--text-light);
}

/* ---------- 首屏 ---------- */
.page-products .dl-hero {
  background: var(--ink-900);
  padding: clamp(2rem, 6vw, 4.5rem) 0 0;
  border-bottom: 8px solid var(--gold);
}

.page-products .dl-hero__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(1.75rem, 4vw, 3rem);
  padding-bottom: clamp(2rem, 5vw, 3.5rem);
  align-items: center;
}

.page-products .dl-hero h1 {
  font-family: var(--font-display);
  font-size: clamp(2rem, 6vw, 3.4rem);
  line-height: 1.08;
  letter-spacing: 0.03em;
  margin: 0.6rem 0 1rem;
  color: var(--text-light);
}

.page-products .dl-hero__lead {
  font-size: clamp(0.95rem, 2.4vw, 1.05rem);
  line-height: 1.85;
  color: var(--muted);
  max-width: 40rem;
  margin: 0 0 1.4rem;
}

.page-products .dl-hero__meta {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 1.4rem;
  margin: 0;
  padding: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--text-light);
}

.page-products .dl-hero__figure {
  margin: 0;
  border: 1px solid var(--line);
  background: var(--ink-700);
  position: relative;
  overflow: hidden;
}

.page-products .dl-hero__figure::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(var(--line) 1px, transparent 1px),
    linear-gradient(90deg, var(--line) 1px, transparent 1px);
  background-size: 44px 44px;
  opacity: 0.22;
  pointer-events: none;
}

.page-products .dl-hero__figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  aspect-ratio: 16 / 9;
  object-fit: cover;
}

/* ---------- 状态点 ---------- */
.page-products .dot {
  display: inline-block;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  margin-right: 0.4rem;
  vertical-align: 0.05em;
  flex: none;
}

.page-products .dot--ok {
  background: var(--green);
}

.page-products .dot--part {
  background: transparent;
  border: 1px solid var(--coral);
}

.page-products .dot--no {
  background: transparent;
  border: 1px solid var(--muted);
}

/* ---------- 主体骨架 ---------- */
.page-products .dl-shell {
  background: var(--ink-900);
  padding: clamp(2rem, 5vw, 3.5rem) 0 clamp(2.5rem, 6vw, 4rem);
}

.page-products .dl-shell__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(1.75rem, 4vw, 3rem);
  align-items: start;
}

.page-products .dl-flow {
  display: grid;
  gap: clamp(1.75rem, 4vw, 3rem);
  min-width: 0;
}

/* ---------- 左侧常驻栏 ---------- */
.page-products .dl-rail {
  display: grid;
  gap: 0.9rem;
  min-width: 0;
}

.page-products .dl-rail__panel,
.page-products .dl-rail__nav {
  border: 1px solid var(--line);
  background: var(--ink-700);
  padding: 1rem 1.05rem;
}

.page-products .dl-rail__title {
  margin: 0 0 0.75rem;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--gold);
}

.page-products .dl-rail__hint {
  margin: 0.8rem 0 0;
  font-size: 12px;
  line-height: 1.7;
  color: var(--muted);
}

.page-products .dl-rail__nav {
  display: grid;
  gap: 0.1rem;
}

.page-products .dl-rail__link {
  display: block;
  padding: 0.42rem 0.2rem 0.42rem 0.7rem;
  border-left: 2px solid transparent;
  font-size: 13px;
  color: var(--muted);
  text-decoration: none;
  transition: color 160ms var(--ease), border-color 160ms var(--ease);
}

.page-products .dl-rail__link:hover {
  color: var(--gold-soft);
  border-left-color: var(--gold);
}

/* ---------- 筛选 chip ---------- */
.page-products .dl-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
}

.page-products .dl-chip {
  display: inline-flex;
  align-items: center;
  padding: 0.34rem 0.66rem;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.04em;
  color: var(--muted);
  border: 1px solid var(--line);
  background: transparent;
  cursor: pointer;
  transition: color 160ms var(--ease), border-color 160ms var(--ease), background 160ms var(--ease);
}

.page-products .dl-chip:hover {
  color: var(--gold-soft);
  border-color: var(--gold);
}

.page-products .dl-chips input:checked + .dl-chip {
  background: var(--gold);
  border-color: var(--gold);
  color: var(--ink-900);
  font-weight: 700;
}

.page-products .dl-chips input:focus-visible + .dl-chip {
  outline: 2px solid var(--gold-soft);
  outline-offset: 2px;
}

/* 纯 CSS 筛选 */
.page-products:has(#osf-win:checked) .vrow:not(.vrow--win),
.page-products:has(#osf-mac:checked) .vrow:not(.vrow--mac),
.page-products:has(#osf-linux:checked) .vrow:not(.vrow--linux),
.page-products:has(#osf-android:checked) .vrow:not(.vrow--android),
.page-products:has(#osf-ios:checked) .vrow:not(.vrow--ios) {
  display: none;
}

/* ---------- 区块通用 ---------- */
.page-products .dl-block {
  border-top: 1px solid var(--line);
  padding-top: clamp(1.5rem, 3vw, 2rem);
  min-width: 0;
  scroll-margin-top: calc(var(--header-h) + 1rem);
}

.page-products .dl-block:first-child {
  border-top: 0;
  padding-top: 0;
}

.page-products .dl-block__head {
  margin-bottom: 1.25rem;
}

.page-products .dl-block__head h2 {
  font-family: var(--font-display);
  font-size: clamp(1.45rem, 3.6vw, 2.05rem);
  line-height: 1.2;
  letter-spacing: 0.03em;
  margin: 0.35rem 0 0.65rem;
  color: var(--text-light);
}

.page-products .dl-block__lead {
  margin: 0;
  font-size: 14px;
  line-height: 1.85;
  color: var(--muted);
  max-width: 46rem;
}

.page-products .dl-block__head--split {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.25rem;
  align-items: start;
}

.page-products .dl-note {
  margin: 0.9rem 0 0;
  font-size: 12.5px;
  line-height: 1.8;
  color: var(--muted);
  padding-left: 0.8rem;
  border-left: 2px solid var(--line);
}

.page-products .dl-note a {
  color: var(--cyan);
  text-decoration: underline;
  text-underline-offset: 0.2em;
}

.page-products .dl-note a:hover {
  color: var(--gold-soft);
}

/* ---------- 图片 ---------- */
.page-products .dl-inline-figure,
.page-products .dl-wide-figure {
  margin: 0;
  border: 1px solid var(--line);
  background: var(--ink-700);
  overflow: hidden;
}

.page-products .dl-inline-figure img,
.page-products .dl-wide-figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
}

.page-products .dl-inline-figure img {
  aspect-ratio: 1 / 1;
}

.page-products .dl-wide-figure {
  margin-bottom: 1rem;
}

.page-products .dl-wide-figure img {
  aspect-ratio: 3 / 2;
  max-height: 280px;
}

/* ---------- 版本表 ---------- */
.page-products .dl-table-wrap {
  border: 1px solid var(--line);
  background: var(--ink-700);
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

.page-products .dl-table {
  width: 100%;
  min-width: 700px;
  border-collapse: collapse;
  font-size: 13.5px;
}

.page-products .dl-table thead th {
  text-align: left;
  padding: 0.7rem 0.9rem;
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--gold);
  background: var(--ink-500);
  border-bottom: 1px solid var(--line);
  white-space: nowrap;
}

.page-products .dl-table tbody th,
.page-products .dl-table tbody td {
  padding: 0.85rem 0.9rem;
  text-align: left;
  vertical-align: top;
  font-weight: 400;
  color: var(--text-light);
  border-bottom: 1px solid var(--line);
  line-height: 1.7;
}

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

.page-products .dl-table tbody tr {
  transition: background 150ms var(--ease), box-shadow 150ms var(--ease);
}

.page-products .dl-table tbody tr:hover {
  background: var(--ink-500);
  box-shadow: inset 3px 0 0 var(--gold);
}

.page-products .dl-ver {
  display: block;
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: 0.03em;
  color: var(--gold-soft);
}

.page-products .dl-ver__name {
  display: block;
  margin-top: 0.2rem;
  font-size: 13.5px;
  color: var(--text-light);
}

.page-products .dl-num {
  font-family: var(--font-mono);
  font-size: 12.5px;
  color: var(--muted);
  white-space: nowrap;
}

/* ---------- 兼容清单 ---------- */
.page-products .dl-legend {
  list-style: none;
  margin: 0 0 1rem;
  padding: 0.7rem 0.9rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 1.5rem;
  border: 1px solid var(--line);
  background: var(--ink-700);
  font-size: 12.5px;
  color: var(--muted);
}

.page-products .dl-folds {
  display: grid;
  gap: 0.55rem;
}

.page-products .dl-fold {
  border: 1px solid var(--line);
  background: var(--ink-700);
  transition: border-color 160ms var(--ease);
}

.page-products .dl-fold[open] {
  border-color: var(--gold);
}

.page-products .dl-fold__sum {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.4rem 0.8rem;
  padding: 0.85rem 1rem;
  cursor: pointer;
  list-style: none;
  font-size: 12.5px;
  color: var(--muted);
}

.page-products .dl-fold__sum::-webkit-details-marker {
  display: none;
}

.page-products .dl-fold__sum::marker {
  content: "";
}

.page-products .dl-fold__os {
  margin-right: auto;
  font-family: var(--font-display);
  font-size: 18px;
  letter-spacing: 0.05em;
  color: var(--text-light);
}

.page-products .dl-fold__count {
  font-family: var(--font-mono);
  font-size: 11.5px;
  color: var(--muted);
}

.page-products .dl-fold__state {
  display: inline-flex;
  align-items: center;
  font-family: var(--font-mono);
  font-size: 11.5px;
}

.page-products .dl-fold__sum::after {
  content: "+";
  font-family: var(--font-mono);
  font-size: 17px;
  line-height: 1;
  color: var(--gold);
  margin-left: 0.2rem;
}

.page-products .dl-fold[open] .dl-fold__sum::after {
  content: "−";
}

.page-products .dl-fold__body {
  padding: 0 1rem 1rem;
}

.page-products .dl-fold__body p {
  margin: 0.7rem 0 0;
  font-size: 13.5px;
  line-height: 1.85;
  color: var(--muted);
}

.page-products .dl-fold__body p:first-child {
  padding-top: 0.7rem;
  border-top: 1px solid var(--line);
}

/* ---------- 四步安装 ---------- */
.page-products .dl-steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.7rem;
  counter-reset: step;
}

.page-products .dl-step {
  counter-increment: step;
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.6rem;
  padding: 1.05rem 1.1rem;
  border: 1px solid var(--line);
  border-left: 3px solid var(--gold);
  background: var(--ink-700);
  transition: border-left-color 160ms var(--ease), background 160ms var(--ease);
}

.page-products .dl-step:hover {
  border-left-color: var(--cyan);
  background: var(--ink-500);
}

.page-products .dl-step__num {
  font-family: var(--font-mono);
  font-size: 40px;
  line-height: 0.9;
  letter-spacing: -0.02em;
  color: var(--gold);
}

.page-products .dl-step__num::before {
  content: counter(step, decimal-leading-zero);
}

.page-products .dl-step__main h3 {
  margin: 0 0 0.45rem;
  font-family: var(--font-display);
  font-size: 19px;
  letter-spacing: 0.03em;
  color: var(--text-light);
}

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

.page-products .dl-step .dl-step__ok {
  margin-top: 0.6rem;
  font-size: 12.5px;
  color: var(--green);
}

/* ---------- 浅色区块 ---------- */
.page-products .dl-block--paper {
  background: var(--paper);
  border-top: 0;
  padding: clamp(1.25rem, 3vw, 1.9rem);
  color: var(--ink-brown);
}

.page-products .dl-block--paper .dl-block__head h2 {
  color: var(--ink-brown);
}

.page-products .dl-block--paper .dl-block__lead {
  color: var(--dl-paper-muted);
}

.page-products .dl-block--paper .eyebrow {
  color: #8A6B24;
}

.page-products .dl-block--paper .dl-inline-figure {
  border-color: var(--paper-2);
  background: var(--paper-2);
}

.page-products .dl-note--paper {
  color: var(--dl-paper-muted);
  border-left-color: var(--gold);
}

.page-products .dl-note--paper a {
  color: #1F6F63;
}

.page-products .dl-note--paper a:hover {
  color: #8A6B24;
}

/* 浅色区里的表格 */
.page-products .dl-table-wrap--paper {
  border-color: var(--paper-2);
  background: #FBF6EC;
}

.page-products .dl-table--paper {
  min-width: 660px;
}

.page-products .dl-table--paper thead th {
  background: var(--paper-2);
  color: var(--ink-brown);
  border-bottom-color: #D3C3AA;
}

.page-products .dl-table--paper tbody th,
.page-products .dl-table--paper tbody td {
  color: var(--ink-brown);
  border-bottom-color: #E0D3BF;
}

.page-products .dl-table--paper tbody th {
  font-weight: 700;
}

.page-products .dl-table--paper tbody td {
  color: var(--dl-paper-muted);
}

.page-products .dl-table--paper tbody tr:hover {
  background: #F3EADA;
  box-shadow: inset 3px 0 0 var(--gold);
}

/* ---------- 校验值 ---------- */
.page-products .dl-hash {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.5rem;
}

.page-products .dl-hash__row {
  display: grid;
  gap: 0.3rem;
  padding: 0.7rem 0.85rem;
  border: 1px solid var(--paper-2);
  background: #FBF6EC;
}

.page-products .dl-hash__label {
  font-size: 12.5px;
  font-weight: 700;
  color: var(--ink-brown);
}

.page-products .dl-hash__code {
  display: block;
  font-family: var(--font-mono);
  font-size: 11.5px;
  line-height: 1.6;
  letter-spacing: 0.02em;
  color: #3C5C6E;
  word-break: break-all;
  user-select: all;
}

.page-products .dl-hash__row:hover {
  border-color: var(--gold);
}

/* ---------- 历史版本 ---------- */
.page-products .dl-hist-toggle {
  display: inline-flex;
  border: 1px solid var(--line);
  margin: 0 0 1rem;
}

.page-products .dl-hist-toggle label {
  padding: 0.45rem 0.95rem;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.05em;
  color: var(--muted);
  cursor: pointer;
  transition: background 160ms var(--ease), color 160ms var(--ease);
}

.page-products .dl-hist-toggle label:hover {
  color: var(--gold-soft);
}

.page-products .dl-hist-toggle label + label {
  border-left: 1px solid var(--line);
}

.page-products .dl-hist-toggle input:focus-visible + label {
  outline: 2px solid var(--gold-soft);
  outline-offset: 2px;
}

.page-products:has(#hv-use:checked) label[for="hv-use"],
.page-products:has(#hv-cond:checked) label[for="hv-cond"] {
  background: var(--gold);
  color: var(--ink-900);
  font-weight: 700;
}

.page-products .dl-hist {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.55rem;
}

.page-products .dl-hist__item {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.4rem;
  padding: 0.85rem 1rem;
  border: 1px solid var(--line);
  border-left: 2px solid var(--gold);
  background: var(--ink-700);
  transition: border-left-color 160ms var(--ease);
}

.page-products .dl-hist__item:hover {
  border-left-color: var(--cyan);
}

.page-products .dl-hist__ver {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 15px;
  letter-spacing: 0.04em;
  color: var(--gold-soft);
}

.page-products .dl-hist__body {
  min-width: 0;
}

.page-products .dl-hist__name {
  margin: 0 0 0.35rem;
  font-size: 13.5px;
  font-weight: 700;
  color: var(--text-light);
}

.page-products .dl-hist__use,
.page-products .dl-hist__cond {
  margin: 0;
  font-size: 13px;
  line-height: 1.8;
  color: var(--muted);
}

.page-products .dl-hist__cond {
  display: none;
}

.page-products:has(#hv-cond:checked) .dl-hist__use {
  display: none;
}

.page-products:has(#hv-cond:checked) .dl-hist__cond {
  display: block;
}

/* ---------- 尾部行动区 ---------- */
.page-products .dl-tail {
  background: var(--ink-700);
  border-top: 8px solid var(--gold);
  padding: clamp(2rem, 5vw, 3.2rem) 0;
}

.page-products .dl-tail__inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.6rem;
  align-items: center;
}

.page-products .dl-tail__text h2 {
  font-family: var(--font-display);
  font-size: clamp(1.4rem, 4vw, 2rem);
  letter-spacing: 0.03em;
  line-height: 1.2;
  margin: 0.4rem 0 0.7rem;
  color: var(--text-light);
}

.page-products .dl-tail__text p {
  margin: 0;
  font-size: 14px;
  line-height: 1.85;
  color: var(--muted);
  max-width: 40rem;
}

.page-products .dl-tail__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
}

.page-products .dl-btn {
  display: inline-flex;
  align-items: center;
  padding: 0.68rem 1.25rem;
  border: 1px solid var(--gold);
  color: var(--gold-soft);
  background: transparent;
  font-size: 13.5px;
  letter-spacing: 0.03em;
  text-decoration: none;
  transition: background 160ms var(--ease), color 160ms var(--ease), border-color 160ms var(--ease);
}

.page-products .dl-btn:hover {
  background: var(--gold);
  color: var(--ink-900);
}

.page-products .dl-btn--solid {
  background: var(--gold);
  color: var(--ink-900);
  font-weight: 700;
}

.page-products .dl-btn--solid:hover {
  background: var(--gold-soft);
  border-color: var(--gold-soft);
}

.page-products .dl-btn--quiet {
  border-color: var(--line);
  color: var(--muted);
}

.page-products .dl-btn--quiet:hover {
  background: transparent;
  border-color: var(--cyan);
  color: var(--cyan);
}

/* ---------- 响应式 ---------- */
@media (min-width: 700px) {
  .page-products .dl-step {
    grid-template-columns: 104px minmax(0, 1fr);
    gap: 1.1rem;
    align-items: start;
    padding: 1.2rem 1.35rem;
  }

  .page-products .dl-step__num {
    font-size: 54px;
  }

  .page-products .dl-hist__item {
    grid-template-columns: 84px minmax(0, 1fr);
    gap: 0.35rem 1rem;
    align-items: start;
  }

  .page-products .dl-hist__ver {
    padding-top: 0.1rem;
  }
}

@media (min-width: 860px) {
  .page-products .dl-hero__grid {
    grid-template-columns: 1.12fr 0.88fr;
  }

  .page-products .dl-block__head--split {
    grid-template-columns: minmax(0, 1fr) 260px;
    gap: 1.75rem;
  }

  .page-products .dl-tail__inner {
    grid-template-columns: minmax(0, 1fr) auto;
  }

  .page-products .dl-wide-figure img {
    aspect-ratio: 21 / 8;
  }
}

@media (min-width: 1040px) {
  .page-products .dl-shell__grid {
    grid-template-columns: var(--rail-w) minmax(0, 1fr);
    gap: 2.75rem;
  }

  .page-products .dl-rail {
    position: sticky;
    top: calc(var(--header-h) + 1.1rem);
    align-self: start;
    max-height: calc(100vh - var(--header-h) - 2rem);
    overflow-y: auto;
  }

  .page-products .dl-wide-figure img {
    aspect-ratio: 24 / 7;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .dl-chip,
  .page-products .dl-btn,
  .page-products .dl-rail__link,
  .page-products .dl-step,
  .page-products .dl-hist__item,
  .page-products .dl-fold,
  .page-products .dl-table tbody tr,
  .page-products .dl-hash__row {
    transition: none;
  }
}
<<<END>>>