.page-products {
  --prod-hair: rgba(214, 168, 75, 0.24);
  --prod-line: rgba(201, 206, 214, 0.13);
  --prod-panel: rgba(31, 35, 41, 0.72);
  background: var(--ink);
  color: var(--mist);
  font-family: var(--font-sans);
  overflow-x: hidden;
}

/* 面包屑 */
.page-products .prod-crumb {
  max-width: var(--shell);
  margin: 0 auto;
  padding: 22px var(--gutter) 0;
  font-size: 12px;
}

/* 首屏 */
.page-products .prod-hero {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  border-bottom: 1px solid var(--prod-line);
}

.page-products .prod-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background:
    radial-gradient(72% 92% at 84% 6%, rgba(214, 168, 75, 0.16), transparent 62%),
    linear-gradient(180deg, var(--ink-deep) 0%, var(--ink) 90%);
}

.page-products .prod-hero::after {
  content: "";
  position: absolute;
  z-index: -1;
  right: -14%;
  top: 30%;
  width: 62%;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--gold-40), transparent);
  transform: rotate(-14deg);
}

.page-products .prod-hero-inner {
  max-width: var(--shell);
  margin: 0 auto;
  padding: 34px var(--gutter) 46px;
  display: grid;
  gap: 30px;
}

.page-products .prod-kicker {
  margin: 0 0 16px;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.18em;
  color: var(--gold);
}

.page-products .prod-kicker::before {
  content: "";
  width: 26px;
  height: 1px;
  background: var(--gold);
}

.page-products h1 {
  margin: 0;
  font-family: var(--font-serif);
  font-weight: 800;
  font-size: clamp(27px, 5.6vw, 52px);
  line-height: 1.18;
  letter-spacing: 0.03em;
  color: var(--mist);
}

.page-products .prod-lead {
  margin: 20px 0 0;
  max-width: 48ch;
  font-size: 15.5px;
  line-height: 1.95;
  color: var(--silver);
}

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

.page-products .prod-hero-stats {
  margin: 30px 0 0;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1px;
  background: var(--prod-line);
  border: 1px solid var(--prod-line);
}

.page-products .prod-hero-stats .data-cell {
  display: flex;
  flex-direction: column-reverse;
  gap: 6px;
  padding: 14px 12px;
  background: var(--ink-deep);
}

.page-products .prod-hero-stats .data-value {
  margin: 0;
  font-family: var(--font-mono);
  font-size: clamp(18px, 3.4vw, 26px);
  font-weight: 600;
  letter-spacing: 0.02em;
  color: var(--amber);
}

.page-products .prod-hero-stats .data-label {
  font-size: 11px;
  line-height: 1.5;
  color: var(--cool);
}

.page-products .prod-hero-art {
  margin: 0;
}

.page-products .prod-hero-art img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
  border: 1px solid var(--prod-hair);
  border-radius: var(--radius);
}

.page-products .prod-hero-art figcaption {
  margin-top: 12px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.05em;
  line-height: 1.7;
  color: var(--cool);
}

/* 主体分栏 */
.page-products .prod-body {
  max-width: var(--shell);
  margin: 0 auto;
  padding: 6px var(--gutter) 72px;
}

.page-products .prod-rail {
  padding: 18px 0 4px;
  border-top: 1px solid var(--prod-line);
}

.page-products .prod-rail-title {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.2em;
  color: var(--gold);
}

.page-products .prod-rail-list {
  list-style: none;
  margin: 0;
  padding: 0 0 6px;
  display: flex;
  gap: 8px;
  overflow-x: auto;
}

.page-products .prod-rail-list a {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 13px;
  border: 1px solid var(--prod-line);
  border-radius: 999px;
  font-size: 13px;
  line-height: 1.2;
  white-space: nowrap;
  color: var(--silver);
  text-decoration: none;
  transition: color 0.2s var(--ease), border-color 0.2s var(--ease);
}

.page-products .prod-rail-list a span {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--gold);
}

.page-products .prod-rail-list a:hover,
.page-products .prod-rail-list a:focus-visible {
  color: var(--mist);
  border-color: var(--gold-40);
}

/* 章节 */
.page-products .prod-section {
  padding: 38px 0 10px;
  border-top: 1px solid var(--prod-line);
}

.page-products .prod-content > .prod-section:first-child {
  border-top: 0;
  padding-top: 20px;
}

.page-products .prod-sec-idx {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.2em;
  color: var(--gold);
}

.page-products .prod-section h2 {
  margin: 0 0 12px;
  font-family: var(--font-serif);
  font-weight: 800;
  font-size: clamp(21px, 3.8vw, 31px);
  line-height: 1.34;
  letter-spacing: 0.03em;
  color: var(--mist);
}

.page-products .prod-sec-head > p:last-child {
  margin: 0;
  max-width: 58ch;
  font-size: 14.5px;
  line-height: 1.95;
  color: var(--silver);
}

/* 标签页 */
.page-products .prod-tabs {
  margin-top: 24px;
}

.page-products .prod-tabs .tablist {
  display: flex;
  gap: 6px;
  overflow-x: auto;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--prod-line);
}

.page-products .prod-tabs .tab {
  flex: 0 0 auto;
  white-space: nowrap;
}

.page-products .prod-tabs .tabpanel {
  padding-top: 22px;
}

.page-products .prod-tabs .tabpanel h3 {
  margin: 0 0 10px;
  font-family: var(--font-serif);
  font-size: 19px;
  letter-spacing: 0.03em;
  color: var(--mist);
}

.page-products .prod-tabs .tabpanel > p {
  margin: 0 0 14px;
  font-size: 14.5px;
  line-height: 1.9;
  color: var(--silver);
}

.page-products .prod-points {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 8px;
}

.page-products .prod-points li {
  position: relative;
  padding-left: 18px;
  font-size: 13.5px;
  line-height: 1.85;
  color: var(--silver);
}

.page-products .prod-points li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.78em;
  width: 8px;
  height: 1px;
  background: var(--gold);
}

/* 折叠区 */
.page-products .fold {
  margin-top: 18px;
  border: 1px solid var(--prod-hair);
  border-radius: var(--radius);
  background: var(--prod-panel);
}

.page-products .fold summary {
  padding: 12px 16px;
  cursor: pointer;
  list-style: none;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--gold);
}

.page-products .fold summary::-webkit-details-marker {
  display: none;
}

.page-products .fold summary::after {
  content: " +";
}

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

.page-products .fold summary:focus-visible {
  outline: 1px solid var(--gold-40);
  outline-offset: -2px;
}

.page-products .fold .fold-body {
  margin-top: 2px;
  padding: 12px 16px 16px;
  border-top: 1px solid var(--prod-line);
  font-size: 13.5px;
  line-height: 1.9;
  color: var(--silver);
}

/* 流程时间线 */
.page-products .prod-flow {
  margin-top: 24px;
  display: grid;
  gap: 26px;
}

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

.page-products .prod-step {
  position: relative;
  display: grid;
  grid-template-columns: 42px minmax(0, 1fr);
  gap: 14px;
  padding-bottom: 26px;
}

.page-products .prod-step::before {
  content: "";
  position: absolute;
  left: 20px;
  top: 46px;
  bottom: 4px;
  width: 1px;
  background: linear-gradient(180deg, var(--gold-40), transparent);
}

.page-products .prod-step:last-child {
  padding-bottom: 0;
}

.page-products .prod-step:last-child::before {
  display: none;
}

.page-products .prod-step-no {
  width: 42px;
  height: 42px;
  display: grid;
  place-items: center;
  border: 1px solid var(--gold-24);
  border-radius: 50%;
  background: var(--ink);
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--gold);
}

.page-products .prod-step-body h3 {
  margin: 7px 0 8px;
  font-family: var(--font-serif);
  font-size: 17px;
  line-height: 1.5;
  letter-spacing: 0.02em;
  color: var(--mist);
}

.page-products .prod-step-body p {
  margin: 0;
  font-size: 14px;
  line-height: 1.85;
  color: var(--silver);
}

.page-products .prod-step-body .fold {
  margin-top: 12px;
}

.page-products .prod-flow-art {
  margin: 0;
}

.page-products .prod-flow-art img,
.page-products .prod-recover-art img,
.page-products .prod-support-art img,
.page-products .prod-wide-art img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
  border: 1px solid var(--prod-hair);
  border-radius: var(--radius);
}

.page-products .prod-flow-art figcaption,
.page-products .prod-recover-art figcaption,
.page-products .prod-support-art figcaption,
.page-products .prod-wide-art figcaption {
  margin-top: 10px;
  font-family: var(--font-mono);
  font-size: 12px;
  line-height: 1.7;
  color: var(--cool);
}

/* 登录与版本 */
.page-products .prod-check {
  margin-top: 24px;
  display: grid;
  gap: 22px;
}

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

.page-products .prod-check-item {
  padding: 14px 16px;
  border-left: 2px solid var(--gold-40);
  background: var(--prod-panel);
}

.page-products .prod-check-item strong {
  display: block;
  margin-bottom: 6px;
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.14em;
  color: var(--gold);
}

.page-products .prod-check-item p {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.9;
  color: var(--silver);
}

.page-products .prod-check-side {
  padding: 20px 18px;
}

.page-products .prod-check-side h3 {
  margin: 0 0 10px;
  font-family: var(--font-serif);
  font-size: 17px;
  line-height: 1.5;
  color: var(--mist);
}

.page-products .prod-check-side p {
  margin: 0 0 16px;
  font-size: 13.5px;
  line-height: 1.9;
  color: var(--silver);
}

.page-products .prod-wide-art {
  margin: 26px 0 0;
}

/* 资料找回 */
.page-products .prod-recover {
  margin-top: 24px;
  display: grid;
  gap: 24px;
}

.page-products .prod-scene-grid {
  display: grid;
  gap: 12px;
}

.page-products .prod-scene {
  padding: 16px 18px;
  border: 1px solid var(--prod-line);
  border-radius: var(--radius);
  background: linear-gradient(158deg, rgba(31, 35, 41, 0.92), rgba(20, 22, 26, 0.92));
}

.page-products .prod-scene h3 {
  margin: 0 0 8px;
  font-family: var(--font-serif);
  font-size: 16px;
  letter-spacing: 0.03em;
  color: var(--gold);
}

.page-products .prod-scene p {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.9;
  color: var(--silver);
}

.page-products .prod-recover-art {
  margin: 0;
}

/* 支持范围 */
.page-products .prod-support {
  margin-top: 24px;
  display: grid;
  gap: 24px;
}

.page-products .prod-metrics {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  background: var(--prod-line);
  border: 1px solid var(--prod-line);
}

.page-products .prod-metric {
  padding: 16px 14px;
  background: var(--ink-deep);
}

.page-products .prod-metric b {
  display: block;
  margin-bottom: 6px;
  font-family: var(--font-mono);
  font-size: 20px;
  font-weight: 600;
  color: var(--mist);
}

.page-products .prod-metric span {
  display: block;
  font-size: 11.5px;
  line-height: 1.65;
  color: var(--cool);
}

.page-products .prod-browsers {
  margin-top: 22px;
}

.page-products .prod-support-art {
  margin: 0;
}

.page-products .prod-note {
  margin: 26px 0 0;
  padding: 14px 16px;
  border-left: 2px solid var(--gold-24);
  font-size: 13px;
  line-height: 1.9;
  color: var(--cool);
}

.page-products .prod-note a {
  color: var(--gold);
  text-decoration: none;
  border-bottom: 1px solid var(--gold-24);
}

.page-products .prod-note a:hover {
  border-bottom-color: var(--gold);
}

/* 分流 */
.page-products .prod-routes {
  margin-top: 24px;
  display: grid;
  gap: 12px;
}

.page-products .prod-route {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 20px 18px;
  border: 1px solid var(--prod-line);
  border-top: 2px solid var(--gold-24);
  border-radius: var(--radius);
  background: var(--ink-deep);
  transition: border-color 0.22s var(--ease), transform 0.22s var(--ease);
}

.page-products .prod-route:hover {
  border-color: var(--prod-hair);
  border-top-color: var(--gold);
  transform: translateY(-2px);
}

.page-products .prod-route h3 {
  margin: 0;
  font-family: var(--font-serif);
  font-size: 17px;
  line-height: 1.5;
  color: var(--mist);
}

.page-products .prod-route p {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.85;
  color: var(--silver);
}

.page-products .prod-route a {
  margin-top: auto;
  padding-top: 6px;
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: 0.06em;
  color: var(--amber);
  text-decoration: none;
}

.page-products .prod-route a:hover,
.page-products .prod-route a:focus-visible {
  text-decoration: underline;
}

/* 平板与桌面 */
@media (min-width: 640px) {
  .page-products .prod-scene-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

@media (min-width: 900px) {
  .page-products .prod-hero-inner {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    align-items: center;
    gap: 54px;
    padding: 62px var(--gutter) 78px;
  }

  .page-products .prod-flow {
    grid-template-columns: minmax(0, 1fr) minmax(0, 0.82fr);
    gap: 40px;
    align-items: start;
  }

  .page-products .prod-check {
    grid-template-columns: minmax(0, 1.25fr) minmax(0, 0.75fr);
    gap: 30px;
    align-items: start;
  }

  .page-products .prod-recover {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
    gap: 32px;
    align-items: start;
  }

  .page-products .prod-support {
    grid-template-columns: minmax(0, 1.3fr) minmax(0, 0.7fr);
    gap: 32px;
    align-items: start;
  }

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

@media (min-width: 1024px) {
  .page-products .prod-body {
    display: grid;
    grid-template-columns: 168px minmax(0, 1fr);
    gap: 56px;
    align-items: start;
    padding-top: 14px;
  }

  .page-products .prod-rail {
    position: sticky;
    top: 34px;
    padding-top: 26px;
  }

  .page-products .prod-rail-list {
    flex-direction: column;
    gap: 2px;
    overflow: visible;
    padding-bottom: 0;
  }

  .page-products .prod-rail-list a {
    padding: 9px 0 9px 13px;
    border: 0;
    border-left: 1px solid var(--prod-line);
    border-radius: 0;
    white-space: normal;
    line-height: 1.5;
  }

  .page-products .prod-rail-list a:hover,
  .page-products .prod-rail-list a:focus-visible {
    border-left-color: var(--gold);
  }

  .page-products .prod-content > .prod-section:first-child {
    padding-top: 26px;
  }

  .page-products .prod-section {
    padding: 46px 0 14px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .prod-route {
    transition: none;
  }

  .page-products .prod-route:hover {
    transform: none;
  }
}
<<<END>>>