.page-products {
  --pd-railw: 264px;
  background: var(--ink);
  color: var(--paper);
}

/* ---------- 首屏 ---------- */
.page-products .pd-hero {
  position: relative;
  overflow: hidden;
  padding: clamp(20px, 3vw, 32px) 0 clamp(30px, 5vw, 58px);
  border-bottom: 1px solid var(--line);
}

.page-products .pd-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(var(--line) 1px, transparent 1px),
    linear-gradient(90deg, var(--line) 1px, transparent 1px);
  background-size: 58px 58px;
  opacity: .3;
  -webkit-mask-image: radial-gradient(120% 90% at 78% 0%, #000 0%, transparent 72%);
  mask-image: radial-gradient(120% 90% at 78% 0%, #000 0%, transparent 72%);
  pointer-events: none;
}

.page-products .pd-hero > .shell {
  position: relative;
  z-index: 1;
}

.page-products .pd-hero__grid {
  display: grid;
  gap: clamp(24px, 4vw, 44px);
  align-items: end;
  padding-top: clamp(18px, 3.4vw, 34px);
}

@media (min-width: 920px) {
  .page-products .pd-hero__grid {
    grid-template-columns: minmax(0, 1.08fr) minmax(300px, .92fr);
  }
}

.page-products .pd-hero__title {
  margin: 14px 0 0;
  font-size: clamp(30px, 5.4vw, 58px);
  line-height: 1.06;
  letter-spacing: -.022em;
  font-weight: 800;
}

.page-products .pd-hero__lede {
  margin: 18px 0 0;
  max-width: 42ch;
  font-size: clamp(15px, 1.6vw, 17px);
  line-height: 1.72;
  color: var(--muted);
}

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

/* 版本号面板 */
.page-products .pd-hero__board {
  position: relative;
  padding: clamp(20px, 3vw, 30px);
  background:
    linear-gradient(158deg, var(--panel-2) 0%, var(--panel) 62%, var(--ink) 100%);
  border: 1px solid var(--line);
  border-top: 2px solid var(--cyan);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 24px), calc(100% - 24px) 100%, 0 100%);
}

.page-products .pd-hero__boardhead {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.page-products .pd-hero__boardcap {
  font-size: 12px;
  letter-spacing: .12em;
  color: var(--muted);
}

.page-products .pd-hero__ver {
  margin: 14px 0 0;
  font-family: var(--f-mono);
  font-weight: 700;
  font-size: clamp(46px, 8.4vw, 82px);
  line-height: .92;
  letter-spacing: -.035em;
  color: var(--cyan);
}

.page-products .pd-hero__trail {
  position: relative;
  height: 14px;
  margin: 16px 0 6px;
}

.page-products .pd-hero__trail::before {
  content: "";
  position: absolute;
  inset: 6px 0 auto 0;
  height: 1px;
  background: linear-gradient(90deg, var(--cyan), rgba(0, 229, 255, 0));
}

.page-products .pd-hero__trail::after {
  content: "";
  position: absolute;
  left: 0;
  top: 2px;
  width: 8px;
  height: 8px;
  background: var(--cyan);
  transform: rotate(45deg);
}

.page-products .pd-hero__range {
  margin: 0;
  font-size: 14px;
  line-height: 1.6;
  color: var(--muted);
}

.page-products .pd-hero__arrow {
  display: inline-block;
  margin: 0 8px;
  color: var(--orange);
}

.page-products .pd-hero__facts {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
  gap: 12px;
  margin: 22px 0 0;
  padding: 18px 0 0;
  border-top: 1px solid var(--line);
  list-style: none;
}

.page-products .pd-hero__facts li {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.page-products .pd-hero__facts b {
  font-size: 20px;
  color: var(--paper);
  letter-spacing: -.01em;
}

.page-products .pd-hero__facts span {
  font-size: 12px;
  line-height: 1.5;
  color: var(--muted);
}

/* ---------- 主体两栏 ---------- */
.page-products .pd-body {
  display: grid;
  gap: clamp(22px, 3.6vw, 46px);
  align-items: start;
  padding-block: clamp(30px, 4.6vw, 62px);
}

@media (min-width: 1040px) {
  .page-products .pd-body {
    grid-template-columns: var(--pd-railw) minmax(0, 1fr);
  }
}

/* 左侧版本号锚点 */
.page-products .pd-rail__sticky {
  border: 1px solid var(--line);
  border-left: 2px solid var(--cyan);
  background: var(--panel);
  padding: 16px 14px;
}

@media (min-width: 1040px) {
  .page-products .pd-rail__sticky {
    position: sticky;
    top: 108px;
  }
}

.page-products .pd-rail__title {
  margin: 0 0 12px;
  font-size: 12px;
  letter-spacing: .14em;
  color: var(--muted);
  font-family: var(--f-mono);
}

.page-products .pd-rail__list {
  display: flex;
  gap: 6px;
  margin: 0;
  padding: 0 0 4px;
  list-style: none;
  overflow-x: auto;
  scrollbar-width: none;
}

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

@media (min-width: 1040px) {
  .page-products .pd-rail__list {
    flex-direction: column;
    gap: 2px;
    overflow: visible;
  }
}

.page-products .pd-rail__link {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 9px 10px;
  white-space: nowrap;
  font-size: 14px;
  color: var(--muted);
  text-decoration: none;
  border-left: 2px solid transparent;
  transition: color .18s ease, background .18s ease, border-color .18s ease;
}

.page-products .pd-rail__link:hover {
  color: var(--paper);
  background: rgba(0, 229, 255, .07);
}

.page-products .pd-rail__link[aria-current="true"] {
  color: var(--cyan);
  border-left-color: var(--cyan);
  background: rgba(0, 229, 255, .1);
}

.page-products .pd-rail__no {
  font-size: 11px;
  letter-spacing: .08em;
  color: var(--cyan);
  opacity: .8;
}

.page-products .pd-rail__copy {
  width: 100%;
  margin-top: 14px;
  justify-content: center;
}

/* ---------- 章节骨架 ---------- */
.page-products .pd-flow {
  display: grid;
  gap: clamp(34px, 5vw, 62px);
  min-width: 0;
}

.page-products .pd-sec {
  padding-top: clamp(26px, 4vw, 44px);
  border-top: 1px solid var(--line);
  min-width: 0;
}

.page-products .pd-sec:first-child {
  padding-top: 0;
  border-top: 0;
}

.page-products .pd-sec__head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 8px 14px;
  margin-bottom: clamp(18px, 2.6vw, 28px);
}

.page-products .pd-sec__idx {
  margin: 0;
  flex: none;
  align-self: center;
  padding: 3px 8px;
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--ink-on-accent);
  background: var(--cyan);
}

.page-products .pd-sec__title {
  margin: 0;
  flex: 1 1 260px;
  font-size: clamp(20px, 2.7vw, 30px);
  line-height: 1.28;
  font-weight: 750;
  letter-spacing: -.012em;
}

.page-products .pd-sec__note {
  flex: 1 1 100%;
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--muted);
}

/* 图片容器 */
.page-products .pd-fig {
  margin: 0 0 20px;
}

.page-products .pd-fig .fig__frame {
  border: 1px solid var(--line);
  background: var(--panel);
  overflow: hidden;
  aspect-ratio: auto;
}

.page-products .pd-fig .fig__img {
  display: block;
  width: 100%;
  height: auto;
}

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

.page-products .pd-fig--bar,
.page-products .pd-fig--narrow {
  max-width: 720px;
  margin-top: 20px;
}

.page-products .pd-fig--phone {
  max-width: 280px;
  margin: 0 auto;
}

/* ---------- 01 设备 ---------- */
.page-products .pd-devices {
  display: grid;
  gap: 14px;
}

@media (min-width: 620px) {
  .page-products .pd-devices {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 1220px) {
  .page-products .pd-devices {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

.page-products .pd-device {
  padding: 16px;
  background: var(--panel);
  border: 1px solid var(--line);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 14px), calc(100% - 14px) 100%, 0 100%);
  transition: background .18s ease, border-color .18s ease;
}

.page-products .pd-device:hover {
  background: var(--panel-2);
  border-color: var(--cyan);
}

.page-products .pd-device__plat {
  margin: 0;
  font-size: 11px;
  letter-spacing: .12em;
  color: var(--cyan);
}

.page-products .pd-device__name {
  margin: 10px 0 8px;
  font-size: 16px;
  line-height: 1.35;
  font-weight: 700;
  color: var(--paper);
}

.page-products .pd-device__desc {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.68;
  color: var(--muted);
}

.page-products .pd-upgrade {
  margin-top: 18px;
  padding: 16px 18px;
  background: rgba(0, 229, 255, .05);
  border: 1px solid var(--line);
  border-left: 3px solid var(--orange);
}

.page-products .pd-upgrade__text {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--paper);
}

/* ---------- 表格 ---------- */
.page-products .pd-tscroll {
  overflow-x: auto;
  border: 1px solid var(--line);
  background: var(--panel);
  -webkit-overflow-scrolling: touch;
}

.page-products .pd-table {
  width: 100%;
  min-width: 640px;
  border-collapse: collapse;
  font-size: 14px;
}

.page-products .pd-table th,
.page-products .pd-table td {
  padding: 13px 16px;
  text-align: left;
  vertical-align: top;
  border-bottom: 1px solid var(--line);
  line-height: 1.65;
}

.page-products .pd-table thead th {
  background: var(--panel-2);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: .08em;
  color: var(--muted);
  white-space: nowrap;
}

.page-products .pd-table tbody th {
  font-weight: 600;
  color: var(--paper);
  white-space: nowrap;
}

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

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

.page-products .pd-table tbody tr {
  transition: background .18s ease;
}

.page-products .pd-table tbody tr:hover {
  background: rgba(0, 229, 255, .045);
}

.page-products .pd-table--cmp .pd-col-sub {
  background: rgba(0, 229, 255, .05);
  color: var(--paper);
}

.page-products .pd-table--cmp .pd-col-dl {
  background: rgba(255, 138, 43, .05);
  color: var(--paper);
}

.page-products .pd-table--cmp thead .pd-col-sub {
  color: var(--cyan);
  background: rgba(0, 229, 255, .1);
}

.page-products .pd-table--cmp thead .pd-col-dl {
  color: var(--orange);
  background: rgba(255, 138, 43, .1);
}

/* ---------- 04 版本区间 ---------- */
.page-products .pd-vband {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 8px;
  margin: 0 0 22px;
  padding: 0;
  list-style: none;
}

.page-products .pd-vband__seg {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 14px 12px;
  text-decoration: none;
  background: var(--panel);
  border: 1px solid var(--line);
  border-bottom: 3px solid var(--line);
  transition: border-color .18s ease, background .18s ease;
}

.page-products .pd-vband__seg:hover {
  background: var(--panel-2);
  border-bottom-color: var(--cyan);
}

.page-products .pd-vband__seg span {
  font-size: clamp(15px, 2vw, 19px);
  color: var(--paper);
  letter-spacing: -.01em;
}

.page-products .pd-vband__seg em {
  font-style: normal;
  font-size: 12px;
  color: var(--muted);
}

.page-products .pd-vband__seg--now {
  border-color: var(--cyan);
  border-bottom-color: var(--orange);
  background: rgba(0, 229, 255, .07);
}

.page-products .pd-vband__seg--now span {
  color: var(--cyan);
}

.page-products .pd-vlist {
  display: grid;
  gap: 14px;
}

.page-products .pd-vitem {
  position: relative;
  padding: 18px 18px 18px 22px;
  background: var(--panel);
  border: 1px solid var(--line);
  border-left: 3px solid var(--cyan);
}

.page-products .pd-vitem:nth-child(2) {
  border-left-color: var(--amber);
}

.page-products .pd-vitem:nth-child(3) {
  border-left-color: var(--orange);
}

.page-products .pd-vitem__no {
  margin: 0;
  font-size: 15px;
  letter-spacing: .02em;
  color: var(--cyan);
}

.page-products .pd-vitem__title {
  margin: 8px 0 8px;
  font-size: 17px;
  line-height: 1.35;
  font-weight: 700;
  color: var(--paper);
}

.page-products .pd-vitem__body {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--muted);
}

.page-products .pd-vitem__list {
  margin: 14px 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 7px;
}

.page-products .pd-vitem__list li {
  position: relative;
  padding-left: 18px;
  font-size: 13.5px;
  line-height: 1.65;
  color: var(--paper);
}

.page-products .pd-vitem__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 8px;
  width: 7px;
  height: 7px;
  background: var(--cyan);
  transform: rotate(45deg);
}

/* ---------- 05 步骤 ---------- */
.page-products .pd-steps__wrap {
  display: grid;
  gap: 20px;
  align-items: start;
}

@media (min-width: 900px) {
  .page-products .pd-steps__wrap {
    grid-template-columns: minmax(0, 1fr) minmax(200px, 272px);
  }
}

.page-products .pd-steps {
  display: grid;
  gap: 10px;
  min-width: 0;
}

.page-products .pd-step {
  background: var(--panel);
  border: 1px solid var(--line);
  border-left: 2px solid var(--line);
  transition: border-color .18s ease, background .18s ease;
}

.page-products .pd-step[open] {
  border-left-color: var(--cyan);
  background: var(--panel-2);
}

.page-products .pd-step summary {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px 16px;
  cursor: pointer;
  list-style: none;
  font-size: 15px;
  font-weight: 600;
  line-height: 1.45;
  color: var(--paper);
}

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

.page-products .pd-step summary::after {
  content: "+";
  margin-left: auto;
  font-family: var(--f-mono);
  font-size: 18px;
  line-height: 1;
  color: var(--cyan);
}

.page-products .pd-step[open] summary::after {
  content: "–";
}

.page-products .pd-step__no {
  flex: none;
  padding: 2px 6px;
  font-size: 12px;
  color: var(--cyan);
  border: 1px solid var(--line);
}

.page-products .pd-step__body {
  padding: 0 16px 16px;
  font-size: 14px;
  line-height: 1.75;
  color: var(--muted);
}

/* ---------- 06 场景 ---------- */
.page-products .pd-picks {
  display: grid;
  gap: 14px;
}

@media (min-width: 760px) {
  .page-products .pd-picks {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

.page-products .pd-pick {
  display: flex;
  flex-direction: column;
  padding: 18px;
  background: var(--panel);
  border: 1px solid var(--line);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 16px), calc(100% - 16px) 100%, 0 100%);
  transition: border-color .18s ease, background .18s ease;
}

.page-products .pd-pick:hover {
  background: var(--panel-2);
  border-color: var(--cyan);
}

.page-products .pd-pick__kicker {
  margin: 0;
  font-size: 11px;
  letter-spacing: .12em;
  color: var(--muted);
}

.page-products .pd-pick__title {
  margin: 10px 0 10px;
  font-size: 16.5px;
  line-height: 1.42;
  font-weight: 700;
  color: var(--paper);
}

.page-products .pd-pick__body {
  margin: 0;
  font-size: 14px;
  line-height: 1.72;
  color: var(--muted);
}

.page-products .pd-pick__tag {
  margin: 16px 0 0;
  padding-top: 14px;
  border-top: 1px solid var(--line);
}

.page-products .pd-fineprint {
  margin: 20px 0 0;
  font-size: 13.5px;
  line-height: 1.75;
  color: var(--muted);
}

.page-products .pd-fineprint a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(0, 229, 255, .4);
}

.page-products .pd-fineprint a:hover {
  border-bottom-color: var(--cyan);
}

/* ---------- 相关页面 ---------- */
.page-products .pd-next {
  display: grid;
  gap: 12px;
  padding-top: clamp(24px, 3.6vw, 40px);
  border-top: 1px solid var(--line);
}

@media (min-width: 720px) {
  .page-products .pd-next {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

.page-products .pd-next__card {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 16px;
  text-decoration: none;
  background: var(--panel);
  border: 1px solid var(--line);
  transition: background .18s ease, border-color .18s ease;
}

.page-products .pd-next__card:hover {
  background: var(--panel-2);
  border-color: var(--orange);
}

.page-products .pd-next__kicker {
  font-size: 11px;
  letter-spacing: .12em;
  color: var(--cyan);
}

.page-products .pd-next__label {
  font-size: 14px;
  line-height: 1.65;
  color: var(--paper);
}
<<<END>>>