.page-products {
  --pd-line: rgba(216, 210, 196, .24);
  --pd-line-soft: rgba(216, 210, 196, .1);
  --pd-soft: #cdd6dd;
  background: var(--ink);
  color: var(--paper);
  font-family: var(--font-body);
  overflow-x: hidden;
}

.page-products *,
.page-products *::before,
.page-products *::after {
  box-sizing: border-box;
}

.page-products img {
  max-width: 100%;
  height: auto;
}

.page-products .pd-meta {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--green);
}

.page-products .pd-meta--cyan {
  color: var(--cyan);
}

.page-products .pd-h2 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(26px, 4vw, 44px);
  line-height: 1.14;
  letter-spacing: -.02em;
}

.page-products .pd-text {
  margin: 18px 0 0;
  font-size: clamp(15.5px, 1.6vw, 17.5px);
  line-height: 1.78;
  max-width: 38em;
}

.page-products .pd-text--tight {
  margin-top: 14px;
  color: var(--muted);
}

.page-products .pd-text--light {
  color: var(--pd-soft);
}

/* ---------- 首屏 ---------- */

.page-products .pd-hero {
  padding-top: calc(var(--qm-header-h) + clamp(18px, 4vw, 44px));
  padding-bottom: clamp(36px, 6vw, 76px);
  background:
    radial-gradient(90% 70% at 88% 2%, rgba(18, 166, 122, .28), transparent 62%),
    radial-gradient(70% 60% at 4% 100%, rgba(255, 106, 43, .12), transparent 62%),
    var(--ink);
}

.page-products .pd-hero__frame {
  border: 1px solid rgba(111, 242, 208, .3);
  background-image: repeating-linear-gradient(90deg, rgba(111, 242, 208, .4) 0 1px, transparent 1px 8px);
  background-repeat: no-repeat;
  background-size: 100% 6px;
  background-position: left top;
  padding: clamp(16px, 3vw, 40px);
}

.page-products .pd-hero__grid {
  display: grid;
  gap: clamp(24px, 4vw, 52px);
}

.page-products .pd-hero__title {
  margin: 6px 0 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(33px, 6.4vw, 66px);
  line-height: 1.06;
  letter-spacing: -.02em;
}

.page-products .pd-hero__lead {
  margin: 20px 0 0;
  color: var(--pd-soft);
  max-width: 32em;
}

.page-products .pd-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
}

.page-products .pd-hero__figure {
  margin: 0;
  padding: 10px;
  border: 1px solid var(--pd-line);
  background: var(--panel);
}

.page-products .pd-hero__figure img {
  display: block;
  width: 100%;
}

.page-products .pd-hero__figure figcaption,
.page-products .pd-fav__figure figcaption,
.page-products .pd-path__figure figcaption,
.page-products .pd-sub__figure figcaption,
.page-products .pd-versions__figure figcaption {
  margin-top: 10px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: .08em;
  color: var(--muted);
}

/* ---------- 功能带 ---------- */

.page-products .pd-functions {
  padding: clamp(40px, 6vw, 84px) 0;
  background: var(--ink);
  border-top: 1px solid var(--pd-line-soft);
}

.page-products .pd-head {
  max-width: 40em;
}

.page-products .pd-belt {
  display: grid;
  gap: 1px;
  margin-top: clamp(22px, 3vw, 34px);
  background: var(--pd-line-soft);
  border: 1px solid var(--pd-line);
}

.page-products .pd-belt__item {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: clamp(20px, 2.6vw, 32px);
  background: var(--panel);
}

.page-products .pd-belt__item--lead {
  background: linear-gradient(155deg, rgba(18, 166, 122, .22), transparent 68%), var(--panel);
  box-shadow: inset 3px 0 0 var(--green);
}

.page-products .pd-belt__num {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: .18em;
  color: var(--cyan);
}

.page-products .pd-belt__item h3 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(19px, 2.2vw, 24px);
  letter-spacing: -.01em;
}

.page-products .pd-belt__item p {
  margin: 0;
  font-size: 15px;
  line-height: 1.72;
  color: var(--pd-soft);
}

.page-products .pd-params {
  list-style: none;
  margin: auto 0 0;
  padding: 14px 0 0;
  border-top: 1px dashed var(--pd-line);
  display: grid;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 12.5px;
}

.page-products .pd-params li {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  color: var(--muted);
}

.page-products .pd-params b {
  color: var(--paper);
  font-weight: 500;
  text-align: right;
}

/* ---------- 纸白阅读区 ---------- */

.page-products .pd-read {
  background: var(--paper);
  color: var(--ink-deep);
  padding: clamp(44px, 6.5vw, 92px) 0;
  border-top: 1px solid var(--edge);
  border-bottom: 1px solid var(--edge);
}

.page-products .pd-readgrid {
  display: grid;
  gap: clamp(24px, 4vw, 52px);
}

.page-products .pd-read .pd-text {
  color: var(--ink-deep);
}

.page-products .pd-read .pd-text--tight {
  color: #4a555d;
}

.page-products .pd-blocks {
  list-style: none;
  margin: 26px 0 0;
  padding: 0;
  display: grid;
  gap: 1px;
  background: var(--edge);
  border: 1px solid var(--ink-deep);
}

.page-products .pd-blocks li {
  background: var(--paper);
  padding: 16px 20px;
}

.page-products .pd-blocks__no {
  display: block;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: .14em;
  color: var(--green);
}

.page-products .pd-blocks strong {
  display: block;
  margin-top: 4px;
  font-family: var(--font-display);
  font-size: 17px;
  font-weight: 800;
}

.page-products .pd-blocks p {
  margin: 6px 0 0;
  font-size: 14.5px;
  line-height: 1.7;
  color: #3b464e;
}

.page-products .pd-side {
  align-self: start;
  padding: 20px;
  border: 1px solid var(--ink-deep);
  box-shadow: 4px 4px 0 var(--edge);
  background: var(--paper);
}

.page-products .pd-side__title {
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--green);
}

.page-products .pd-spec {
  margin: 0;
  display: grid;
  gap: 10px;
}

.page-products .pd-spec div {
  display: flex;
  justify-content: space-between;
  gap: 14px;
  padding-bottom: 9px;
  border-bottom: 1px solid var(--edge);
  font-family: var(--font-mono);
  font-size: 12.5px;
}

.page-products .pd-spec div:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}

.page-products .pd-spec dt {
  color: #5c6a72;
}

.page-products .pd-spec dd {
  margin: 0;
  text-align: right;
  color: var(--ink-deep);
}

/* ---------- 路径带 ---------- */

.page-products .pd-path {
  background: var(--deep);
  padding: clamp(44px, 6vw, 88px) 0;
}

.page-products .pd-path__grid {
  display: grid;
  gap: clamp(26px, 4vw, 44px);
}

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

.page-products .pd-step {
  padding: 18px 20px;
  border: 1px solid rgba(111, 242, 208, .35);
  background: rgba(6, 16, 25, .45);
}

.page-products .pd-step__num {
  display: block;
  font-family: var(--font-mono);
  font-size: 26px;
  line-height: 1;
  color: var(--orange);
}

.page-products .pd-step h3 {
  margin: 10px 0 0;
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 800;
}

.page-products .pd-step p {
  margin: 8px 0 0;
  font-size: 14.5px;
  line-height: 1.68;
  color: var(--pd-soft);
}

.page-products .pd-step__arrow {
  display: block;
  width: 40px;
  height: 2px;
  margin-left: 20px;
  background: var(--cyan);
  position: relative;
}

.page-products .pd-step__arrow::after {
  content: "";
  position: absolute;
  right: -1px;
  top: -4px;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--cyan);
}

.page-products .pd-path__figure {
  margin: 0;
  padding: 10px;
  border: 1px solid rgba(111, 242, 208, .3);
  background: rgba(6, 16, 25, .35);
}

.page-products .pd-path__figure img {
  display: block;
  width: 100%;
}

/* ---------- 收藏对比 ---------- */

.page-products .pd-fav {
  padding: clamp(44px, 6vw, 88px) 0;
  background: var(--ink);
}

.page-products .pd-compare {
  display: grid;
  gap: 1px;
  margin-top: clamp(22px, 3vw, 32px);
  background: var(--pd-line-soft);
  border: 1px solid var(--pd-line);
}

.page-products .pd-compare__card {
  padding: clamp(20px, 2.6vw, 30px);
  background: var(--panel);
}

.page-products .pd-compare__card--after {
  background: linear-gradient(160deg, rgba(255, 106, 43, .14), transparent 70%), var(--panel);
  box-shadow: inset 3px 0 0 var(--orange);
}

.page-products .pd-compare__tag {
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--muted);
}

.page-products .pd-compare__tag--live {
  color: var(--orange);
}

.page-products .pd-compare__card ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-products .pd-compare__card li {
  position: relative;
  padding-left: 18px;
  font-size: 14.5px;
  line-height: 1.68;
  color: var(--pd-soft);
}

.page-products .pd-compare__card li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .62em;
  width: 7px;
  height: 7px;
  border: 1px solid var(--cyan);
}

.page-products .pd-compare__card--after li::before {
  background: var(--orange);
  border-color: var(--orange);
}

.page-products .pd-fav__grid {
  display: grid;
  gap: clamp(22px, 3.4vw, 40px);
  margin-top: clamp(24px, 3.4vw, 40px);
}

.page-products .pd-fav__figure {
  margin: 0;
  padding: 10px;
  border: 1px solid var(--pd-line);
  background: var(--panel);
}

.page-products .pd-fav__figure img {
  display: block;
  width: 100%;
}

.page-products .pd-fav__notes h3 {
  margin: 0 0 12px;
  font-family: var(--font-display);
  font-size: clamp(18px, 2.2vw, 22px);
  font-weight: 800;
}

.page-products .pd-fav__notes p {
  margin: 0 0 14px;
  font-size: 15px;
  line-height: 1.76;
  color: var(--pd-soft);
}

/* ---------- 订阅 ---------- */

.page-products .pd-sub {
  background: var(--paper);
  color: var(--ink-deep);
  padding: clamp(44px, 6.5vw, 92px) 0;
  border-top: 1px solid var(--edge);
  border-bottom: 1px solid var(--edge);
}

.page-products .pd-sub__grid {
  display: grid;
  gap: clamp(24px, 4vw, 48px);
}

.page-products .pd-sub .pd-text {
  color: var(--ink-deep);
}

.page-products .pd-sub .pd-text--tight {
  color: #4a555d;
}

.page-products .pd-sub__h3 {
  margin: 26px 0 12px;
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--green);
}

.page-products .pd-cats {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0;
  padding: 0;
}

.page-products .pd-cats li {
  padding: 7px 14px;
  border: 1px solid var(--ink-deep);
  background: var(--paper);
  box-shadow: 2px 2px 0 var(--edge);
  font-size: 13.5px;
}

.page-products .pd-tips {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 1px;
  background: var(--edge);
  border: 1px solid var(--ink-deep);
}

.page-products .pd-tips li {
  background: var(--paper);
  padding: 14px 16px;
  font-size: 14.5px;
  line-height: 1.7;
  color: #3b464e;
}

.page-products .pd-tips strong {
  color: var(--ink-deep);
  font-family: var(--font-display);
  font-weight: 800;
}

.page-products .pd-sub__figure {
  margin: 0;
  align-self: start;
  padding: 10px;
  border: 1px solid var(--ink-deep);
  box-shadow: 5px 5px 0 var(--edge);
  background: var(--paper);
}

.page-products .pd-sub__figure img {
  display: block;
  width: 100%;
}

.page-products .pd-sub__figure figcaption {
  color: #5c6a72;
}

/* ---------- 版本 ---------- */

.page-products .pd-versions {
  padding: clamp(44px, 6vw, 88px) 0;
  background: var(--ink);
}

.page-products .pd-versions__grid {
  display: grid;
  gap: clamp(26px, 4vw, 52px);
}

.page-products .pd-legend {
  list-style: none;
  margin: 24px 0 0;
  padding: 0;
  display: grid;
  gap: 8px;
  max-width: 320px;
  font-family: var(--font-mono);
  font-size: 12.5px;
}

.page-products .pd-legend li {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--pd-line-soft);
  color: var(--muted);
}

.page-products .pd-legend b {
  color: var(--cyan);
  font-weight: 500;
}

.page-products .pd-versions__link {
  margin-top: 24px;
}

.page-products .pd-acc {
  margin-top: 4px;
  border-top: 1px solid var(--pd-line);
}

.page-products .pd-acc .qm-acc__item {
  border-bottom: 1px solid var(--pd-line);
}

.page-products .pd-acc__head {
  margin: 0;
  font-size: inherit;
}

.page-products .pd-acc .qm-acc__btn {
  display: flex;
  align-items: center;
  gap: 12px;
  width: 100%;
  padding: 18px 0;
  border: 0;
  background: transparent;
  color: var(--paper);
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(15.5px, 1.9vw, 18px);
  text-align: left;
  cursor: pointer;
}

.page-products .pd-acc .qm-acc__btn::before {
  content: "";
  flex: 0 0 auto;
  width: 4px;
  height: 1.05em;
  background: transparent;
}

.page-products .pd-acc .qm-acc__btn[aria-expanded="true"]::before {
  background: var(--orange);
}

.page-products .pd-acc .qm-acc__btn[aria-expanded="true"] {
  color: var(--cyan);
}

.page-products .pd-acc__ver {
  flex: 0 0 auto;
  font-family: var(--font-mono);
  font-size: 14px;
  letter-spacing: .08em;
  color: var(--orange);
}

.page-products .pd-acc__label {
  flex: 1 1 auto;
  min-width: 0;
}

.page-products .pd-acc .qm-acc__icon {
  flex: 0 0 auto;
}

.page-products .pd-acc .qm-acc__panel {
  padding: 0 0 22px 20px;
  font-size: 14.5px;
  line-height: 1.76;
  color: var(--pd-soft);
}

.page-products .pd-acc .qm-acc__panel p {
  margin: 0;
  max-width: 40em;
}

.page-products .pd-versions__figure {
  margin: clamp(26px, 4vw, 44px) 0 0;
  padding: 10px;
  border: 1px solid var(--pd-line);
  background: var(--panel);
}

.page-products .pd-versions__figure img {
  display: block;
  width: 100%;
}

/* ---------- 适配清单 ---------- */

.page-products .pd-fit {
  background: var(--paper);
  color: var(--ink-deep);
  padding: clamp(44px, 6.5vw, 92px) 0;
  border-top: 1px solid var(--edge);
}

.page-products .pd-fit .pd-text {
  color: #3b464e;
}

.page-products .pd-tablewrap {
  margin-top: clamp(22px, 3vw, 32px);
  border: 1px solid var(--ink-deep);
  overflow-x: auto;
  background: var(--paper);
}

.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: 14px 16px;
  text-align: left;
  vertical-align: top;
  border-bottom: 1px solid var(--edge);
}

.page-products .pd-table thead th {
  font-family: var(--font-mono);
  font-size: 11.5px;
  font-weight: 500;
  letter-spacing: .1em;
  text-transform: uppercase;
  background: #e6e1d3;
  border-bottom: 1px solid var(--ink-deep);
  color: var(--ink-deep);
}

.page-products .pd-table tbody th {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 14.5px;
}

.page-products .pd-table tbody td {
  color: #3b464e;
  line-height: 1.6;
}

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

.page-products .pd-fit__note {
  margin: 20px 0 0;
  font-size: 14px;
  line-height: 1.75;
  color: #4a555d;
  max-width: 46em;
}

/* ---------- 结尾 ---------- */

.page-products .pd-end {
  padding: clamp(44px, 6vw, 88px) 0;
  background:
    radial-gradient(80% 90% at 90% 0%, rgba(18, 166, 122, .22), transparent 62%),
    var(--ink);
}

.page-products .pd-end__inner {
  display: grid;
  gap: clamp(22px, 3.4vw, 40px);
}

.page-products .pd-end__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-content: start;
}

/* ---------- 断点 ---------- */

@media (min-width: 720px) {
  .page-products .pd-steps {
    grid-template-columns: 1fr;
  }

  .page-products .pd-compare {
    grid-template-columns: 1fr 1.1fr;
  }
}

@media (min-width: 880px) {
  .page-products .pd-belt {
    grid-template-columns: 1.2fr .95fr .85fr;
  }

  .page-products .pd-fav__grid {
    grid-template-columns: minmax(0, 58fr) minmax(0, 42fr);
    align-items: start;
  }

  .page-products .pd-sub__grid {
    grid-template-columns: minmax(0, 52fr) minmax(0, 48fr);
    align-items: start;
  }

  .page-products .pd-versions__grid {
    grid-template-columns: minmax(0, 38fr) minmax(0, 62fr);
    align-items: start;
  }

  .page-products .pd-end__inner {
    grid-template-columns: minmax(0, 62fr) minmax(0, 38fr);
    align-items: center;
  }
}

@media (min-width: 900px) {
  .page-products .pd-readgrid {
    grid-template-columns: minmax(0, 62fr) minmax(0, 38fr);
    align-items: start;
  }
}

@media (min-width: 1000px) {
  .page-products .pd-hero__grid {
    grid-template-columns: minmax(0, 38fr) minmax(0, 62fr);
    align-items: end;
  }

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

  .page-products .pd-path__figure {
    grid-column: 1 / -1;
  }
}

@media (min-width: 1200px) {
  .page-products .pd-steps {
    grid-template-columns: minmax(0, 1fr) 40px minmax(0, 1fr);
    align-items: center;
  }

  .page-products .pd-step__arrow {
    margin: 0;
  }
}
<<<END>>>