.page-products {
  --pd-card-pad: clamp(22px, 3.4vw, 40px);
  --pd-block-gap: clamp(24px, 4vw, 44px);
}

.page-products [id] {
  scroll-margin-top: calc(var(--header-h) + 24px);
}

.page-products .breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: clamp(18px, 3vw, 28px);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--ridge);
}

.page-products .breadcrumb a {
  color: var(--ridge);
  text-decoration: none;
  transition: color var(--dur) var(--ease);
}

.page-products .breadcrumb a:hover {
  color: var(--cinnabar);
}

/* ---------- 首屏 ---------- */
.page-products .pd-hero {
  padding: clamp(24px, 4vw, 44px) 0 clamp(32px, 5vw, 60px);
  border-bottom: 1px solid var(--paper-2);
  background: var(--paper);
}

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

.page-products .pd-hero h1 {
  margin: 0.18em 0 0.4em;
  font-family: var(--font-serif);
  font-weight: 300;
  font-size: clamp(36px, 7.4vw, 82px);
  line-height: 1.08;
  letter-spacing: -0.025em;
  color: var(--ink-deep);
}

.page-products .pd-hero__lead {
  max-width: 34em;
  margin: 0;
  font-family: var(--font-sans);
  font-size: clamp(15px, 1.6vw, 18px);
  line-height: 1.8;
  color: var(--ink);
}

.page-products .pd-hero__aside {
  align-self: end;
}

.page-products .pd-board {
  border: var(--edge);
  box-shadow: var(--hard);
  background: var(--ink-deep);
  color: var(--snow);
  font-family: var(--font-mono);
}

.page-products .pd-board__bar {
  display: flex;
  align-items: center;
  gap: 7px;
  padding: 9px 12px;
  border-bottom: 1px solid var(--ridge);
}

.page-products .pd-board__dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--ridge);
}

.page-products .pd-board__dot:first-child {
  background: var(--cinnabar);
}

.page-products .pd-board__title {
  margin-left: auto;
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--mist);
}

.page-products .pd-board__grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  background: var(--ridge);
}

.page-products .pd-board__cell {
  display: flex;
  flex-direction: column;
  gap: 7px;
  min-height: 86px;
  padding: 13px 12px 16px;
  background: var(--ink);
}

.page-products .pd-board__lg {
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--mist);
}

.page-products .pd-board__sc {
  font-size: clamp(20px, 3.2vw, 28px);
  font-weight: 600;
  letter-spacing: 0.02em;
  color: var(--snow);
}

.page-products .pd-board__sc--live {
  color: var(--cinnabar);
}

.page-products .pd-board__mt {
  font-size: 11px;
  color: var(--mist);
}

.page-products .pd-specs {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  margin: clamp(26px, 4vw, 42px) 0 0;
  padding: 0;
  list-style: none;
  border-top: 2px solid var(--ink-deep);
}

.page-products .pd-specs li {
  padding: 14px 10px 14px 0;
  border-bottom: 1px solid var(--paper-2);
}

.page-products .pd-specs__k {
  display: block;
  margin-bottom: 6px;
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ridge);
}

.page-products .pd-specs__v {
  font-family: var(--font-mono);
  font-size: 13px;
  line-height: 1.5;
  color: var(--ink-deep);
}

/* ---------- 功能分段 ---------- */
.page-products .pd-workbench {
  padding: clamp(36px, 6vw, 76px) 0;
  background: var(--paper);
}

.page-products .pd-workbench__inner {
  display: grid;
  gap: clamp(22px, 3vw, 36px);
}

.page-products .pd-rail__title {
  margin: 0 0 12px;
  font-size: 11px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--ridge);
}

.page-products .pd-rail__list {
  display: flex;
  margin: 0;
  padding: 0;
  list-style: none;
  overflow-x: auto;
  border-top: 2px solid var(--ink-deep);
}

.page-products .pd-rail__list li {
  flex: 0 0 auto;
}

.page-products .pd-rail__list a {
  display: flex;
  align-items: baseline;
  gap: 9px;
  padding: 12px 18px 12px 0;
  font-size: 13px;
  line-height: 1.4;
  color: var(--ink);
  text-decoration: none;
  white-space: nowrap;
  transition: color var(--dur) var(--ease);
}

.page-products .pd-rail__list a:hover,
.page-products .pd-rail__list a:focus-visible {
  color: var(--cinnabar);
}

.page-products .pd-rail__num {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--gold);
}

.page-products .pd-panel {
  margin-bottom: clamp(20px, 3vw, 32px);
  padding: var(--pd-card-pad);
  background: var(--snow);
  border: var(--edge);
  box-shadow: var(--hard);
}

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

.page-products .pd-panel h2 {
  margin: 0.25em 0 0.55em;
  font-family: var(--font-serif);
  font-weight: 400;
  font-size: clamp(23px, 3.2vw, 33px);
  line-height: 1.26;
  letter-spacing: -0.01em;
  color: var(--ink-deep);
}

.page-products .pd-panel p {
  margin: 0 0 14px;
  font-size: 15px;
  line-height: 1.8;
  color: var(--ink);
}

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

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

.page-products .pd-panel--ink {
  background: var(--ink);
  border-color: var(--ink-deep);
  color: var(--snow);
}

.page-products .pd-panel--ink h2 {
  color: var(--snow);
}

.page-products .pd-panel--ink p {
  color: var(--paper-2);
}

.page-products .pd-panel--ink .eyebrow {
  color: var(--gold);
}

.page-products .pd-panel--ink .media-frame {
  margin: 0 0 22px;
}

.page-products .pd-scores {
  margin: 22px 0 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--ridge);
}

.page-products .pd-scores li {
  display: grid;
  gap: 4px;
  padding: 14px 0;
  border-bottom: 1px solid var(--ridge);
}

.page-products .pd-scores__lg {
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--mist);
}

.page-products .pd-scores__n {
  font-family: var(--font-mono);
  font-size: 22px;
  font-weight: 600;
  color: var(--snow);
}

.page-products .pd-scores__n em {
  font-style: normal;
  color: var(--cinnabar);
}

.page-products .pd-scores__meta {
  font-family: var(--font-mono);
  font-size: 11px;
  line-height: 1.6;
  color: var(--mist);
}

.page-products .pd-tags {
  display: grid;
  gap: 14px;
  margin-top: 20px;
}

.page-products .pd-tagcard {
  padding: 12px 0 12px 16px;
  border-left: 3px solid var(--cinnabar);
  background: var(--paper);
}

.page-products .pd-tagcard h3 {
  margin: 0 0 6px;
  font-family: var(--font-sans);
  font-size: 15px;
  font-weight: 700;
  letter-spacing: 0.04em;
  color: var(--ink-deep);
}

.page-products .pd-tagcard p {
  margin: 0;
  font-size: 14px;
  line-height: 1.72;
}

.page-products .pd-order {
  margin-top: 26px;
  padding-top: 18px;
  border-top: 2px solid var(--ink-deep);
}

.page-products .pd-order__t {
  margin-bottom: 10px;
  font-size: 11px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--ridge);
}

.page-products .pd-order ol {
  display: grid;
  gap: 6px;
  margin: 0;
  padding-left: 1.2em;
}

.page-products .pd-order li {
  font-size: 14px;
  line-height: 1.7;
  color: var(--ink);
}

.page-products .pd-split {
  display: grid;
  gap: 20px;
}

.page-products .pd-col {
  padding-bottom: 16px;
  margin-bottom: 16px;
  border-bottom: 1px solid var(--paper-2);
}

.page-products .pd-col:last-child {
  padding-bottom: 0;
  margin-bottom: 0;
  border-bottom: 0;
}

.page-products .pd-col h3 {
  margin: 0 0 8px;
  font-family: var(--font-serif);
  font-size: 19px;
  font-weight: 400;
  color: var(--ink-deep);
}

.page-products .pd-col p {
  margin: 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--ink);
}

/* ---------- 版本演进 ---------- */
.page-products .pd-versions {
  padding: clamp(36px, 6vw, 76px) 0;
  background: var(--paper-2);
  border-top: 2px solid var(--ink-deep);
  border-bottom: 1px solid var(--ridge);
}

.page-products .pd-versions h2,
.page-products .pd-install h2,
.page-products .pd-users h2 {
  margin: 0.25em 0 0.5em;
  font-family: var(--font-serif);
  font-weight: 400;
  font-size: clamp(26px, 3.6vw, 38px);
  line-height: 1.22;
  letter-spacing: -0.01em;
  color: var(--ink-deep);
}

.page-products .pd-lead {
  max-width: 44em;
  margin: 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--ink);
}

.page-products .pd-ruler {
  margin: clamp(22px, 3.6vw, 34px) 0 clamp(20px, 3vw, 30px);
}

.page-products .pd-ruler__bar {
  height: 34px;
  border-bottom: 2px solid var(--ink-deep);
  background-image: repeating-linear-gradient(
    to right,
    var(--ridge) 0 1px,
    transparent 1px 3.8462%
  );
  background-repeat: repeat-x;
  background-size: 100% 16px;
  background-position: 0 100%;
}

.page-products .pd-ruler__axis {
  display: flex;
  justify-content: space-between;
  margin-top: 6px;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--ridge);
}

.page-products .pd-ruler__now {
  font-weight: 600;
  color: var(--cinnabar);
}

.page-products .pd-vlist {
  margin: 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--ridge);
}

.page-products .pd-vlist li {
  display: grid;
  gap: 4px;
  padding: 15px 0;
  border-bottom: 1px solid var(--ridge);
}

.page-products .pd-vlist h3 {
  margin: 0;
  font-family: var(--font-sans);
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 0.06em;
  color: var(--ink-deep);
}

.page-products .pd-vlist p {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--ink);
}

/* ---------- 安装 ---------- */
.page-products .pd-install {
  padding: clamp(36px, 6vw, 76px) 0;
  background: var(--paper);
}

.page-products .pd-install__cols {
  display: grid;
  gap: clamp(22px, 3vw, 34px);
  margin-top: clamp(20px, 3vw, 30px);
}

.page-products .pd-steps {
  margin: 0;
  padding: 0;
  list-style: none;
  counter-reset: pdstep;
}

.page-products .pd-steps li {
  position: relative;
  padding: 0 0 24px 56px;
  counter-increment: pdstep;
}

.page-products .pd-steps li::before {
  content: counter(pdstep, decimal-leading-zero);
  position: absolute;
  left: 0;
  top: 0;
  display: grid;
  place-items: center;
  width: 36px;
  height: 36px;
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 600;
  color: var(--cinnabar);
  background: var(--paper);
  border: var(--edge);
}

.page-products .pd-steps li::after {
  content: "";
  position: absolute;
  left: 17px;
  top: 42px;
  bottom: 8px;
  width: 2px;
  background: var(--paper-2);
}

.page-products .pd-steps li:last-child {
  padding-bottom: 0;
}

.page-products .pd-steps li:last-child::after {
  display: none;
}

.page-products .pd-steps h3 {
  margin: 6px 0 6px;
  font-family: var(--font-sans);
  font-size: 16px;
  font-weight: 700;
  letter-spacing: 0.03em;
  color: var(--ink-deep);
}

.page-products .pd-steps p {
  margin: 0;
  font-size: 14px;
  line-height: 1.78;
  color: var(--ink);
}

.page-products .pd-req {
  padding: clamp(20px, 3vw, 28px);
  background: var(--ink);
  color: var(--snow);
  border: var(--edge);
  box-shadow: var(--hard);
}

.page-products .pd-req h3 {
  margin: 0 0 16px;
  font-family: var(--font-serif);
  font-weight: 400;
  font-size: 19px;
  color: var(--snow);
}

.page-products .pd-req dl {
  display: grid;
  gap: 12px;
  margin: 0 0 18px;
}

.page-products .pd-req dt {
  margin-bottom: 2px;
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--mist);
}

.page-products .pd-req dd {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--snow);
}

.page-products .pd-req p {
  margin: 0 0 10px;
  font-size: 13px;
  line-height: 1.75;
  color: var(--paper-2);
}

.page-products .pd-req a {
  font-size: 13px;
  color: var(--gold);
  text-decoration: none;
  border-bottom: 1px solid var(--gold);
}

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

.page-products .pd-install figure {
  margin: clamp(24px, 4vw, 40px) 0 0;
}

/* ---------- 谁在用 ---------- */
.page-products .pd-users {
  padding: clamp(36px, 6vw, 76px) 0;
  background: var(--paper-2);
  border-top: 1px solid var(--ridge);
}

.page-products .pd-users__grid {
  display: grid;
  gap: clamp(16px, 2.6vw, 24px);
  margin-top: clamp(22px, 3.6vw, 34px);
}

.page-products .pd-user {
  display: flex;
  flex-direction: column;
  background: var(--snow);
  border: var(--edge);
  box-shadow: var(--hard-sm);
}

.page-products .pd-user img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 3 / 2;
  object-fit: cover;
  border-bottom: var(--edge);
}

.page-products .pd-user__body {
  padding: 18px 20px 22px;
}

.page-products .pd-user h3 {
  margin: 0 0 8px;
  font-family: var(--font-serif);
  font-weight: 400;
  font-size: 20px;
  color: var(--ink-deep);
}

.page-products .pd-user p {
  margin: 0;
  font-size: 14px;
  line-height: 1.78;
  color: var(--ink);
}

.page-products .pd-user--ink {
  background: var(--ink);
  border-color: var(--ink-deep);
}

.page-products .pd-user--ink h3 {
  color: var(--snow);
}

.page-products .pd-user--ink p {
  color: var(--paper-2);
}

/* ---------- 收尾 ---------- */
.page-products .pd-cta {
  padding: clamp(36px, 6vw, 76px) 0 clamp(44px, 7vw, 88px);
  background: var(--paper);
}

.page-products .pd-cta__inner {
  display: grid;
  gap: 20px;
  padding: clamp(24px, 4vw, 46px);
  background: var(--paper-2);
  border: var(--edge);
  box-shadow: var(--hard);
}

.page-products .pd-cta h2 {
  margin: 0.2em 0 0.5em;
  font-family: var(--font-serif);
  font-weight: 400;
  font-size: clamp(24px, 3.2vw, 34px);
  line-height: 1.24;
  color: var(--ink-deep);
}

.page-products .pd-cta p {
  max-width: 40em;
  margin: 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--ink);
}

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

@media (min-width: 640px) {
  .page-products .pd-scores li {
    grid-template-columns: 56px auto minmax(0, 1fr);
    align-items: baseline;
    gap: 16px;
  }

  .page-products .pd-tags {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-products .pd-vlist li {
    grid-template-columns: 168px minmax(0, 1fr);
    align-items: baseline;
    gap: 20px;
  }
}

@media (min-width: 840px) {
  .page-products .pd-specs {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-products .pd-specs li {
    padding-right: 18px;
  }

  .page-products .pd-hero__inner {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    align-items: end;
  }

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

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

  .page-products .pd-cta__links {
    justify-content: flex-end;
  }
}

@media (min-width: 900px) {
  .page-products .pd-install__cols {
    grid-template-columns: minmax(0, 1.55fr) minmax(0, 1fr);
    align-items: start;
  }

  .page-products .pd-split {
    grid-template-columns: minmax(0, 1fr) minmax(0, 0.72fr);
    align-items: start;
  }
}

@media (min-width: 1000px) {
  .page-products .pd-workbench__inner {
    grid-template-columns: minmax(0, 3fr) minmax(0, 9fr);
    align-items: start;
  }

  .page-products .pd-rail {
    position: sticky;
    top: calc(var(--header-h) + 22px);
  }

  .page-products .pd-rail__list {
    display: block;
    overflow-x: visible;
  }

  .page-products .pd-rail__list a {
    padding: 13px 0;
    border-bottom: 1px solid var(--paper-2);
    white-space: normal;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products [data-reveal] {
    opacity: 1;
    transform: none;
  }
}
<<<END>>>