.page-products {
  --pd-edge: rgba(127, 216, 255, .16);
  --pd-edge-strong: rgba(127, 216, 255, .34);
  --pd-block: rgba(10, 16, 36, .72);
  background: var(--night);
  color: var(--white);
  overflow-x: clip;
  padding-bottom: clamp(48px, 8vw, 96px);
}

.page-products .is-hidden {
  display: none !important;
}

.page-products .pd-inline-link {
  color: var(--electric);
  text-decoration: none;
  border-bottom: 1px solid var(--pd-edge-strong);
  transition: color .2s var(--ease), border-color .2s var(--ease);
}

.page-products .pd-inline-link:hover {
  color: var(--gold);
  border-bottom-color: var(--gold);
}

/* ---------- 首屏 ---------- */

.page-products .pd-hero {
  padding-top: clamp(20px, 3.4vw, 40px);
}

.page-products .pd-hero__eyebrow {
  margin: clamp(18px, 3vw, 30px) 0 0;
  color: var(--cyan);
}

.page-products .pd-hero__title {
  margin: 12px 0 0;
  font-size: clamp(2.1rem, 7.4vw, 5.4rem);
  font-weight: 250;
  line-height: 1.06;
  letter-spacing: -.03em;
  max-width: 19ch;
}

.page-products .pd-hero__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(20px, 3.4vw, 40px);
  margin-top: clamp(22px, 3.6vw, 40px);
}

.page-products .pd-hero__lede {
  max-width: 62ch;
  color: var(--mist);
  font-size: clamp(1rem, 1.5vw, 1.1rem);
  line-height: 1.8;
  margin: 0;
}

.page-products .pd-hero__stats {
  display: flex;
  flex-wrap: wrap;
  gap: 14px clamp(16px, 3vw, 34px);
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-products .pd-hero__stat {
  display: flex;
  flex-direction: column;
  gap: 4px;
  min-width: 96px;
  padding-left: 12px;
  border-left: 1px solid var(--pd-edge-strong);
}

.page-products .pd-hero__stat b {
  font-family: var(--font-mono);
  font-size: clamp(1.05rem, 2.2vw, 1.45rem);
  font-weight: 500;
  letter-spacing: .02em;
  color: var(--electric);
}

.page-products .pd-hero__stat span {
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--mist);
}

.page-products .pd-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: clamp(22px, 3.4vw, 36px);
}

.page-products .pd-hero__media {
  position: relative;
  margin: clamp(28px, 5vw, 56px) 0 0;
}

.page-products .pd-hero__media::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(5, 7, 14, .08) 0%, rgba(5, 7, 14, .82) 100%);
  pointer-events: none;
}

.page-products .pd-hero__media .media__img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

/* ---------- 索引带 ---------- */

.page-products .pd-rail {
  position: sticky;
  top: var(--header-h);
  z-index: 5;
  margin-top: clamp(30px, 5vw, 56px);
  padding: 11px 0;
  background: rgba(5, 7, 14, .86);
  backdrop-filter: blur(9px);
  border-top: 1px solid var(--pd-edge);
  border-bottom: 1px solid var(--pd-edge);
}

.page-products .pd-rail .index-rail__list {
  display: flex;
  gap: clamp(14px, 2.6vw, 30px);
  margin: 0;
  padding: 0 var(--gutter);
  list-style: none;
  overflow-x: auto;
  scrollbar-width: none;
}

.page-products .pd-rail .index-rail__list::-webkit-scrollbar {
  display: none;
}

.page-products .pd-rail .index-rail__link {
  display: inline-block;
  white-space: nowrap;
  padding: 3px 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .12em;
  color: var(--mist);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color .2s var(--ease), border-color .2s var(--ease);
}

.page-products .pd-rail .index-rail__link:hover,
.page-products .pd-rail .index-rail__link.is-active {
  color: var(--white);
  border-bottom-color: var(--gold);
}

/* ---------- 通用章节 ---------- */

.page-products .section {
  padding: clamp(46px, 7vw, 92px) 0;
}

.page-products .section__lede {
  max-width: 66ch;
}

/* ---------- 双线路线 ---------- */

.page-products .pd-routes__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  background: var(--pd-edge);
  border: 1px solid var(--pd-edge);
  margin-top: clamp(26px, 4vw, 44px);
}

.page-products .pd-route {
  padding: clamp(22px, 3.2vw, 42px);
}

.page-products .pd-route--desktop {
  background: linear-gradient(180deg, #0A1024 0%, #080B18 100%);
}

.page-products .pd-route--mobile {
  background: linear-gradient(180deg, #0B1226 0%, #05070E 100%);
}

.page-products .pd-route__tag {
  display: inline-block;
  margin: 0 0 18px;
  padding: 6px 14px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .14em;
  text-transform: uppercase;
  transform: rotate(-3deg);
  transform-origin: left center;
}

.page-products .pd-route--desktop .pd-route__tag {
  background: var(--inter-blue);
  color: var(--white);
}

.page-products .pd-route--mobile .pd-route__tag {
  background: var(--gold);
  color: var(--ink);
  transform: rotate(3deg);
}

.page-products .pd-route__title {
  margin: 0 0 12px;
  font-size: clamp(1.3rem, 2.6vw, 1.8rem);
  font-weight: 700;
  letter-spacing: -.01em;
}

.page-products .pd-route__text {
  margin: 0 0 20px;
  color: var(--mist);
  font-size: 15px;
  line-height: 1.8;
}

.page-products .pd-route__list {
  margin: 0 0 24px;
  padding: 0;
  list-style: none;
}

.page-products .pd-route__list li {
  display: flex;
  gap: 14px;
  padding: 10px 0;
  border-top: 1px solid var(--pd-edge);
  font-size: 14px;
  line-height: 1.7;
}

.page-products .pd-route__key {
  flex: 0 0 76px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--cyan);
}

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

.page-products .pd-route__media .media__img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

/* ---------- 对照表 ---------- */

.page-products .pd-spec__scroll {
  margin-top: clamp(26px, 4vw, 44px);
  overflow-x: auto;
  border-top: 1px solid var(--pd-edge-strong);
}

.page-products .pd-spec {
  width: 100%;
  min-width: 520px;
  border-collapse: collapse;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: .02em;
}

.page-products .pd-spec caption {
  padding: 14px 0 12px;
  text-align: left;
  font-family: var(--font-body);
  font-size: 12px;
  letter-spacing: .12em;
  color: var(--mist);
}

.page-products .pd-spec th,
.page-products .pd-spec td {
  padding: 13px 14px;
  text-align: left;
  vertical-align: top;
  border-bottom: 1px solid var(--pd-edge);
}

.page-products .pd-spec thead th {
  font-weight: 500;
  color: var(--cyan);
}

.page-products .pd-spec tbody th {
  font-weight: 400;
  color: var(--mist);
  white-space: nowrap;
}

.page-products .pd-spec tbody td {
  color: var(--white);
}

.page-products .pd-spec tbody tr {
  transition: background .2s var(--ease);
}

.page-products .pd-spec tbody tr:hover {
  background: rgba(46, 155, 255, .08);
}

/* ---------- 步骤 ---------- */

.page-products .pd-steps__layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(28px, 4vw, 52px);
  margin-top: clamp(26px, 4vw, 44px);
}

.page-products .pd-steps__filter {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: clamp(16px, 2.4vw, 26px);
}

.page-products .pd-steps__list {
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-products .pd-step {
  display: grid;
  grid-template-columns: 1fr;
  gap: 10px;
  padding: clamp(20px, 3vw, 30px) 0;
  border-top: 1px solid var(--pd-edge);
}

.page-products .pd-step:first-child {
  border-top: 1px solid var(--pd-edge-strong);
}

.page-products .pd-step__num {
  font-family: var(--font-mono);
  font-size: clamp(2.3rem, 5vw, 4rem);
  font-weight: 200;
  line-height: .9;
  letter-spacing: -.02em;
  color: var(--electric);
  opacity: .5;
}

.page-products .pd-step.is-in .pd-step__num {
  color: var(--gold);
  opacity: 1;
}

.page-products .pd-step__line {
  margin: 0 0 6px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .14em;
  color: var(--cyan);
}

.page-products .pd-step__title {
  margin: 0 0 8px;
  font-size: clamp(1.05rem, 2vw, 1.3rem);
  font-weight: 700;
  letter-spacing: -.01em;
}

.page-products .pd-step__text {
  margin: 0;
  max-width: 62ch;
  color: var(--mist);
  font-size: 15px;
  line-height: 1.8;
}

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

.page-products .pd-steps__media .media__img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

/* ---------- 版本演进 ---------- */

.page-products .pd-timeline {
  margin-top: clamp(26px, 4vw, 44px);
}

.page-products .pd-timeline__list {
  position: relative;
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 6px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-products .pd-timeline__list::before {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  top: 5px;
  height: 1px;
  background: linear-gradient(90deg, rgba(46, 155, 255, .18) 0%, var(--electric) 62%, var(--gold) 100%);
}

.page-products .pd-timeline__node {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.page-products .pd-timeline__dot {
  position: relative;
  z-index: 1;
  width: 11px;
  height: 11px;
  border-radius: 50%;
  background: var(--night);
  border: 1px solid var(--electric);
  box-shadow: 0 0 0 4px var(--night);
}

.page-products .pd-timeline__node.is-current .pd-timeline__dot {
  background: var(--gold);
  border-color: var(--gold);
}

.page-products .pd-timeline__label {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--mist);
}

.page-products .pd-timeline__node.is-current .pd-timeline__label {
  color: var(--gold);
}

.page-products .pd-versions__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(24px, 4vw, 46px);
  margin-top: clamp(28px, 4vw, 46px);
  align-items: start;
}

.page-products .pd-versions__body p {
  margin: 0 0 16px;
  max-width: 58ch;
  color: var(--mist);
  font-size: 15px;
  line-height: 1.85;
}

.page-products .pd-versions__body .btn {
  margin-top: 8px;
}

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

.page-products .pd-versions__media .media__img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

/* ---------- 排查 ---------- */

.page-products .pd-trouble__list {
  margin-top: clamp(24px, 3.6vw, 40px);
  border-top: 1px solid var(--pd-edge-strong);
}

.page-products .pd-faq {
  border-bottom: 1px solid var(--pd-edge);
}

.page-products .pd-faq > summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  padding: 18px 0;
  cursor: pointer;
  list-style: none;
  font-size: clamp(1rem, 1.8vw, 1.12rem);
  font-weight: 700;
  letter-spacing: -.005em;
  color: var(--white);
  transition: color .2s var(--ease);
}

.page-products .pd-faq > summary::-webkit-details-marker {
  display: none;
}

.page-products .pd-faq > summary::after {
  content: "+";
  flex: 0 0 auto;
  font-family: var(--font-mono);
  font-size: 1.25rem;
  font-weight: 400;
  color: var(--electric);
  transition: transform .24s var(--ease), color .2s var(--ease);
}

.page-products .pd-faq[open] > summary {
  color: var(--cyan);
}

.page-products .pd-faq[open] > summary::after {
  content: "+";
  transform: rotate(45deg);
  color: var(--gold);
}

.page-products .pd-faq__a {
  padding: 0 0 20px;
}

.page-products .pd-faq__a p {
  margin: 0 0 10px;
  max-width: 74ch;
  color: var(--mist);
  font-size: 14px;
  line-height: 1.8;
}

.page-products .pd-faq__a p:last-child {
  margin-bottom: 0;
}

/* ---------- 行动点 ---------- */

.page-products .pd-cta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  margin-top: clamp(30px, 4.4vw, 50px);
  padding: clamp(22px, 3.2vw, 38px);
  background: linear-gradient(120deg, rgba(18, 58, 140, .52) 0%, rgba(5, 7, 14, .92) 100%);
  border: 1px solid var(--pd-edge-strong);
}

.page-products .pd-cta__title {
  margin: 0 0 8px;
  font-size: clamp(1.15rem, 2.2vw, 1.5rem);
  font-weight: 700;
  letter-spacing: -.01em;
}

.page-products .pd-cta__desc {
  margin: 0;
  max-width: 48ch;
  color: var(--mist);
  font-size: 14px;
  line-height: 1.8;
}

.page-products .pd-cta__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

/* ---------- 响应式 ---------- */

@media (min-width: 760px) {
  .page-products .pd-step {
    grid-template-columns: minmax(88px, 148px) 1fr;
    gap: clamp(18px, 3vw, 40px);
    align-items: start;
  }
}

@media (min-width: 900px) {
  .page-products .pd-routes__grid {
    grid-template-columns: 1fr 1fr;
  }

  .page-products .pd-hero__grid {
    grid-template-columns: minmax(0, 1.55fr) minmax(0, 1fr);
    align-items: start;
  }

  .page-products .pd-versions__grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.05fr);
  }
}

@media (min-width: 1100px) {
  .page-products .pd-steps__layout {
    grid-template-columns: minmax(0, 1.6fr) minmax(0, 1fr);
    align-items: start;
  }
}

@media (max-width: 600px) {
  .page-products .pd-rail {
    top: 56px;
  }

  .page-products .pd-cta {
    flex-direction: column;
    align-items: flex-start;
  }

  .page-products .pd-cta__actions {
    width: 100%;
  }

  .page-products .pd-cta__actions .btn {
    flex: 1 1 auto;
    text-align: center;
  }

  .page-products .pd-hero__stat {
    min-width: 78px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .pd-route__tag {
    transform: none;
  }

  .page-products .pd-faq > summary::after {
    transition: none;
  }
}
<<<END>>>