.page-products {
  --pd-accent: var(--cyan);
  --pd-gap: 20px;
  --pd-radius: 2px;
  background: var(--ink);
  color: var(--mist);
  font-family: var(--font-body);
  overflow-x: hidden;
}

/* ---------- 面包屑 ---------- */
.page-products .breadcrumbs {
  padding: 20px 0 6px;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--mute);
}
.page-products .breadcrumbs a {
  color: var(--mute);
  text-decoration: none;
}
.page-products .breadcrumbs a:hover,
.page-products .breadcrumbs a:focus-visible {
  color: var(--cyan);
}
.page-products .breadcrumbs__sep {
  margin: 0 8px;
  color: var(--rule);
}

/* ---------- 首屏 ---------- */
.page-products .pd-hero {
  position: relative;
  padding: 24px 0 52px;
  border-bottom: 1px solid var(--rule);
  overflow: hidden;
}
.page-products .pd-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background:
    radial-gradient(circle at 12% 0%, rgba(53, 240, 200, 0.14), transparent 46%),
    repeating-linear-gradient(90deg, var(--rule-soft) 0 1px, transparent 1px 72px),
    repeating-linear-gradient(0deg, var(--rule-soft) 0 1px, transparent 1px 72px);
}
.page-products .pd-hero__inner {
  position: relative;
  z-index: 1;
}
.page-products .pd-kicker {
  display: inline-block;
  margin: 0 0 18px;
  padding: 5px 11px;
  border: 1px solid rgba(53, 240, 200, 0.35);
  background: rgba(53, 240, 200, 0.07);
  color: var(--cyan);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
}
.page-products .pd-hero__title {
  margin: 0 0 18px;
  max-width: 18ch;
  font-family: var(--font-head);
  font-size: clamp(36px, 8.2vw, 66px);
  font-weight: 700;
  line-height: 1.03;
  letter-spacing: 0.005em;
  color: var(--paper);
}
.page-products .pd-hero__lede {
  margin: 0 0 24px;
  max-width: 60ch;
  font-size: 15px;
  line-height: 1.8;
  color: var(--mist);
}
.page-products .pd-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin: 0 0 32px;
}

.page-products .pd-strip {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  margin: 0;
  padding: 1px;
  background: var(--rule);
  border: 1px solid var(--rule);
}
.page-products .pd-strip__cell {
  padding: 16px 16px 18px;
  background: var(--ink);
}
.page-products .pd-strip dt {
  font-family: var(--font-mono);
  font-size: 26px;
  line-height: 1;
  font-weight: 700;
  color: var(--cyan);
  font-variant-numeric: tabular-nums;
  letter-spacing: -0.02em;
}
.page-products .pd-strip dd {
  margin: 8px 0 0;
  font-size: 12px;
  line-height: 1.5;
  color: var(--mute);
}

/* ---------- 通用章节 ---------- */
.page-products .pd-section {
  padding: 48px 0;
  border-top: 1px solid var(--rule);
}
.page-products .section__index {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--amber);
  margin: 0 0 10px;
}
.page-products .section__title {
  margin: 0 0 14px;
  font-family: var(--font-head);
  font-size: clamp(26px, 5vw, 38px);
  font-weight: 700;
  line-height: 1.12;
  color: var(--paper);
}
.page-products .section__lede {
  margin: 0;
  max-width: 62ch;
  font-size: 15px;
  line-height: 1.8;
  color: var(--mist);
}

/* ---------- 四件事 ---------- */
.page-products .pd-four {
  list-style: none;
  margin: 30px 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
}
.page-products .pd-four__item {
  position: relative;
  padding: 20px 18px 22px;
  background: var(--panel);
  border: 2px solid var(--line);
  box-shadow: var(--shadow-hard);
  transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
}
.page-products .pd-four__item:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-push);
  border-color: var(--cyan);
}
.page-products .pd-four__num {
  display: block;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--amber);
  margin-bottom: 12px;
}
.page-products .pd-four__title {
  margin: 0 0 10px;
  font-family: var(--font-head);
  font-size: 22px;
  font-weight: 700;
  color: var(--paper);
}
.page-products .pd-four__text {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--mist);
}

/* ---------- 工作区：左轨 + 右模块 ---------- */
.page-products .pd-workspace {
  border-top: 1px solid var(--rule);
  padding: 0 0 12px;
}
.page-products .pd-cols {
  display: grid;
  grid-template-columns: 1fr;
  gap: 32px;
  padding-top: 40px;
}

.page-products .pd-rail {
  display: flex;
  flex-direction: column;
  gap: 20px;
}
.page-products .pd-device {
  margin: 0;
  max-width: 220px;
  aspect-ratio: 9 / 16;
  border: 2px solid var(--line);
  box-shadow: var(--shadow-hard);
  border-radius: 18px;
  background: var(--panel);
  overflow: hidden;
}
.page-products .pd-device img {
  display: block;
  width: 100%;
  height: 100%;
  max-width: 100%;
  object-fit: cover;
}
.page-products .pd-version {
  border: 2px solid var(--line);
  box-shadow: var(--shadow-hard);
  background: var(--panel);
  padding: 18px;
}
.page-products .pd-version .panel__head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 10px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--rule);
}
.page-products .pd-version .panel__title {
  margin: 0;
  font-family: var(--font-head);
  font-size: 19px;
  font-weight: 700;
  color: var(--paper);
}
.page-products .pd-version .panel__meta {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 22px;
  font-weight: 700;
  color: var(--cyan);
  font-variant-numeric: tabular-nums;
}
.page-products .pd-version__list {
  list-style: none;
  margin: 14px 0 0;
  padding: 0;
  display: grid;
  gap: 10px;
}
.page-products .pd-version__list li {
  display: flex;
  gap: 10px;
  align-items: baseline;
  font-size: 13px;
  line-height: 1.5;
  color: var(--mist);
}
.page-products .pd-version__list .mono {
  flex: none;
  min-width: 44px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--cyan);
}
.page-products .pd-version__link {
  display: inline-block;
  margin-top: 16px;
  font-size: 13px;
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid currentColor;
  padding-bottom: 2px;
}
.page-products .pd-version__link:hover,
.page-products .pd-version__link:focus-visible {
  color: var(--cyan-hi);
}

/* ---------- 模块 ---------- */
.page-products .pd-modules {
  display: grid;
  gap: 28px;
  min-width: 0;
}
.page-products .pd-mod {
  border: 2px solid var(--line);
  background: var(--panel);
  box-shadow: var(--shadow-hard);
  padding: 22px 18px 26px;
}
.page-products .pd-mod__head {
  display: flex;
  align-items: baseline;
  gap: 12px;
  padding-bottom: 14px;
  margin-bottom: 16px;
  border-bottom: 1px solid var(--rule);
}
.page-products .pd-mod__num {
  flex: none;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--amber);
}
.page-products .pd-mod__title {
  margin: 0;
  font-family: var(--font-head);
  font-size: clamp(21px, 3.6vw, 27px);
  font-weight: 700;
  line-height: 1.2;
  color: var(--paper);
}
.page-products .pd-mod__body p {
  margin: 0 0 14px;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--mist);
}
.page-products .pd-mod__body p:last-child {
  margin-bottom: 0;
}
.page-products .pd-mod__split {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
}

.page-products .pd-figure {
  margin: 0 0 18px;
  border: 2px solid var(--line);
  box-shadow: var(--shadow-hard);
  background: var(--ink);
  overflow: hidden;
}
.page-products .pd-figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
}
.page-products .pd-figure--side {
  margin-bottom: 0;
}
.page-products .pd-figure--narrow {
  margin-bottom: 0;
}

/* 关键数字带 */
.page-products .pd-facts {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  margin-top: 18px;
  padding: 1px;
  background: var(--rule);
  border: 1px solid var(--rule);
}
.page-products .pd-facts__cell {
  background: var(--panel);
  padding: 14px 16px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.page-products .pd-facts__v {
  font-family: var(--font-mono);
  font-size: 22px;
  font-weight: 700;
  line-height: 1;
  color: var(--cyan);
  font-variant-numeric: tabular-nums;
}
.page-products .pd-facts__k {
  font-size: 12px;
  line-height: 1.5;
  color: var(--mute);
}

/* ---------- 数据表 ---------- */
.page-products .pd-tablewrap {
  margin: 4px 0 16px;
  overflow-x: auto;
  border: 2px solid var(--line);
  box-shadow: var(--shadow-hard);
  background: var(--ink);
  -webkit-overflow-scrolling: touch;
}
.page-products .pd-table {
  width: 100%;
  min-width: 660px;
  border-collapse: collapse;
  font-size: 13px;
}
.page-products .pd-table caption {
  text-align: left;
}
.page-products .pd-table thead th {
  position: sticky;
  top: 0;
  z-index: 2;
  padding: 12px 14px;
  text-align: left;
  background: var(--panel);
  border-bottom: 2px solid var(--line);
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.08em;
  color: var(--cyan);
  white-space: nowrap;
}
.page-products .pd-table thead th.is-num {
  text-align: right;
}
.page-products .pd-table tbody td {
  padding: 11px 14px;
  border-bottom: 1px solid var(--rule-soft);
  color: var(--mist);
  white-space: nowrap;
}
.page-products .pd-table tbody tr:hover td {
  background: rgba(53, 240, 200, 0.05);
}
.page-products .pd-table tbody tr:last-child td {
  border-bottom: 0;
}
.page-products .pd-table td.is-num {
  text-align: right;
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  color: var(--mist);
}
.page-products .pd-table td.is-key {
  color: var(--cyan);
  font-weight: 700;
}

/* ---------- 集锦时间轴 ---------- */
.page-products .pd-timeline {
  position: relative;
  height: 44px;
  margin: 20px 0 12px;
  border: 2px solid var(--line);
  background: var(--ink);
  box-shadow: var(--shadow-hard);
}
.page-products .pd-timeline__track {
  position: absolute;
  left: 0;
  right: 0;
  top: 50%;
  height: 2px;
  background: var(--rule);
}
.page-products .pd-timeline__mark {
  position: absolute;
  top: 50%;
  left: var(--at);
  width: 3px;
  height: 20px;
  margin-top: -10px;
  background: var(--amber);
  box-shadow: 0 0 8px rgba(255, 174, 59, 0.6);
}
.page-products .pd-legend {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 18px;
  font-size: 12px;
  color: var(--mute);
}
.page-products .pd-legend li {
  display: flex;
  align-items: center;
  gap: 7px;
}
.page-products .pd-dot {
  width: 9px;
  height: 9px;
  display: inline-block;
}
.page-products .pd-dot--amber {
  background: var(--amber);
}
.page-products .pd-dot--cyan {
  background: var(--cyan);
}

/* ---------- 折叠清单 ---------- */
.page-products .pd-folds {
  margin-top: 22px;
  border-top: 1px solid var(--rule);
}
.page-products .pd-fold {
  border-bottom: 1px solid var(--rule);
}
.page-products .pd-fold__sum {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 15px 4px;
  cursor: pointer;
  list-style: none;
  transition: background 0.2s ease;
}
.page-products .pd-fold__sum::-webkit-details-marker {
  display: none;
}
.page-products .pd-fold__sum:hover {
  background: rgba(53, 240, 200, 0.05);
}
.page-products .pd-fold__sum:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 2px;
}
.page-products .pd-fold__num {
  flex: none;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--mute);
}
.page-products .pd-fold__name {
  flex: 1 1 auto;
  font-size: 15px;
  font-weight: 600;
  color: var(--paper);
}
.page-products .pd-fold__meta {
  flex: none;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.06em;
  color: var(--amber);
}
.page-products .pd-fold__sum::after {
  content: "";
  flex: none;
  width: 8px;
  height: 8px;
  border-right: 2px solid var(--cyan);
  border-bottom: 2px solid var(--cyan);
  transform: rotate(45deg) translateY(-2px);
  transition: transform 0.22s ease;
}
.page-products .pd-fold[open] .pd-fold__sum::after {
  transform: rotate(-135deg) translateY(-2px);
}
.page-products .pd-fold__body {
  padding: 0 4px 18px;
}
.page-products .pd-fold__body p {
  margin: 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--mist);
}

/* ---------- 版本规格表 ---------- */
.page-products .pd-section--spec {
  padding-bottom: 56px;
}
.page-products .pd-spec {
  margin-top: 28px;
  border: 2px solid var(--line);
  box-shadow: var(--shadow-hard);
  background: var(--panel);
}
.page-products .pd-spec__row {
  display: grid;
  grid-template-columns: 1fr;
  gap: 6px;
  padding: 16px 18px;
  border-bottom: 1px solid var(--rule-soft);
}
.page-products .pd-spec__row:last-child {
  border-bottom: 0;
}
.page-products .pd-spec__k {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--mute);
}
.page-products .pd-spec__v {
  font-family: var(--font-mono);
  font-size: 17px;
  font-weight: 700;
  color: var(--cyan);
  font-variant-numeric: tabular-nums;
}
.page-products .pd-spec__d {
  font-size: 13px;
  line-height: 1.65;
  color: var(--mist);
}

/* ---------- 下载与开通 ---------- */
.page-products .pd-download {
  padding-bottom: 64px;
}
.page-products .pd-download__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 28px;
}
.page-products .pd-steps {
  list-style: none;
  margin: 26px 0 0;
  padding: 0;
  display: grid;
  gap: 14px;
  counter-reset: pdstep;
}
.page-products .pd-steps__item {
  padding: 16px 18px 18px;
  border-left: 3px solid var(--cyan);
  background: var(--panel);
}
.page-products .pd-steps__num {
  display: block;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  color: var(--amber);
  margin-bottom: 8px;
}
.page-products .pd-steps__title {
  margin: 0 0 8px;
  font-family: var(--font-head);
  font-size: 19px;
  font-weight: 700;
  color: var(--paper);
}
.page-products .pd-steps__item p {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--mist);
}
.page-products .pd-download__links {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin: 26px 0 0;
}
.page-products .pd-download__figure {
  margin: 0;
}

/* ---------- 平板 ---------- */
@media (min-width: 640px) {
  .page-products .pd-strip {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
  .page-products .pd-four {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .page-products .pd-facts {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
  .page-products .pd-spec__row {
    grid-template-columns: 130px 200px minmax(0, 1fr);
    align-items: baseline;
    gap: 16px;
  }
  .page-products .pd-mod {
    padding: 26px 24px 30px;
  }
}

/* ---------- 桌面：非对称双栏 ---------- */
@media (min-width: 960px) {
  .page-products .pd-hero {
    padding: 34px 0 62px;
  }
  .page-products .pd-section {
    padding: 64px 0;
  }
  .page-products .pd-four {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 18px;
    margin-top: 38px;
  }
  .page-products .pd-cols {
    grid-template-columns: 268px minmax(0, 1fr);
    gap: 44px;
    padding-top: 56px;
    align-items: start;
  }
  .page-products .pd-rail {
    position: sticky;
    top: 72px;
  }
  .page-products .pd-device {
    max-width: 268px;
  }
  .page-products .pd-mod__split {
    grid-template-columns: minmax(0, 1fr) minmax(0, 0.85fr);
    align-items: start;
  }
  .page-products .pd-mod__split--flip {
    grid-template-columns: minmax(0, 0.7fr) minmax(0, 1fr);
  }
  .page-products .pd-download__grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 0.9fr);
    gap: 48px;
    align-items: start;
  }
}

/* ---------- 大屏 ---------- */
@media (min-width: 1200px) {
  .page-products .pd-hero__lede {
    font-size: 16px;
  }
  .page-products .pd-mod__body p {
    font-size: 15px;
  }
}

/* ---------- 减少动效 ---------- */
@media (prefers-reduced-motion: reduce) {
  .page-products .pd-four__item,
  .page-products .pd-fold__sum,
  .page-products .pd-fold__sum::after {
    transition: none;
  }
  .page-products .pd-four__item:hover {
    transform: none;
  }
}
<<<END>>>

.page-products {
  --at: inherit;
}