.page-products {
  --pp-gap: clamp(20px, 3.2vw, 40px);
  --pp-pad: clamp(20px, 3vw, 34px);
  --pp-rail-w: 296px;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-body);
  overflow-x: hidden;
}

.page-products .breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  padding-top: 20px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .04em;
  color: var(--note);
}

.page-products .breadcrumb a {
  color: var(--note);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color var(--dur) ease, border-color var(--dur) ease;
}

.page-products .breadcrumb a:hover,
.page-products .breadcrumb a:focus-visible {
  color: var(--orange);
  border-bottom-color: var(--orange);
}

.page-products .breadcrumb [aria-current="page"] {
  color: var(--ink);
  font-weight: 600;
}

/* ---------- 首屏 ---------- */
.page-products .prod-hero {
  padding-block: clamp(28px, 4.5vw, 58px) clamp(34px, 5vw, 62px);
}

.page-products .prod-hero__grid {
  display: grid;
  gap: var(--pp-gap);
}

.page-products .prod-hero__lead .display {
  margin: 14px 0 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(2rem, 5.4vw, 3.4rem);
  line-height: 1.1;
  letter-spacing: -.015em;
  max-width: 18ch;
}

.page-products .prod-hero__lead .lede {
  margin-top: 20px;
  max-width: 56ch;
  color: var(--note);
  font-size: clamp(.95rem, 1.5vw, 1.05rem);
  line-height: 1.85;
}

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

.page-products .prod-board {
  position: relative;
  background: var(--ink);
  color: var(--white);
  border: 1px solid var(--ink);
  padding: var(--pp-pad);
  align-self: end;
}

.page-products .prod-board::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 56px;
  height: 3px;
  background: var(--orange);
}

.page-products .prod-board__cap {
  margin: 0 0 16px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--mint);
}

.page-products .prod-board__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 14px;
}

.page-products .prod-board__list li {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 6px 16px;
  padding-bottom: 12px;
  border-bottom: 1px dashed var(--line-dark);
}

.page-products .prod-board__list li:last-child {
  padding-bottom: 0;
  border-bottom: 0;
}

.page-products .prod-board__k {
  font-size: 13px;
  color: rgba(255, 255, 255, .62);
}

.page-products .prod-board__v {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--white);
  text-align: right;
}

/* ---------- 分屏骨架 ---------- */
.page-products .prod-split {
  display: grid;
  gap: var(--pp-gap);
}

.page-products .prod-rail__inner {
  background: var(--white);
  border: 1px solid var(--line);
  border-top: 3px solid var(--sea);
  padding: var(--pp-pad);
}

.page-products .prod-rail__title {
  margin: 12px 0 24px;
  font-family: var(--font-display);
  font-size: clamp(1.1rem, 2vw, 1.3rem);
  font-weight: 900;
  line-height: 1.35;
  letter-spacing: -.01em;
}

.page-products .steprail {
  list-style: none;
  margin: 0 0 22px;
  padding: 0;
  position: relative;
}

.page-products .steprail::before {
  content: "";
  position: absolute;
  left: 15px;
  top: 16px;
  bottom: 26px;
  width: 1px;
  background: var(--grid);
}

.page-products .steprail__item {
  position: relative;
  padding: 0 0 22px 44px;
}

.page-products .steprail__item:last-child {
  padding-bottom: 0;
}

.page-products .steprail__num {
  position: absolute;
  left: 0;
  top: 0;
  width: 31px;
  height: 31px;
  display: grid;
  place-items: center;
  background: var(--white);
  border: 1px solid var(--grid);
  color: var(--ink);
  font-family: var(--font-mono);
  font-size: 13px;
  transition: transform var(--dur) ease, border-color var(--dur) ease, color var(--dur) ease, background var(--dur) ease;
}

.page-products .steprail__item:hover .steprail__num,
.page-products .steprail__item:focus-within .steprail__num {
  border-color: var(--orange);
  color: var(--orange);
  transform: scale(1.08);
}

.page-products .steprail__t {
  margin: 3px 0 6px;
  font-size: 15px;
  font-weight: 700;
  line-height: 1.4;
}

.page-products .steprail__d {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--note);
}

.page-products .prod-rail__note {
  margin: 0;
  padding-top: 16px;
  border-top: 1px dashed var(--line);
  font-family: var(--font-mono);
  font-size: 11.5px;
  line-height: 1.7;
  color: var(--note);
}

/* ---------- 右侧面板 ---------- */
.page-products .prod-main {
  display: grid;
  gap: clamp(20px, 3vw, 34px);
  min-width: 0;
}

.page-products .prod-panel {
  background: var(--white);
  border: 1px solid var(--line);
  padding: var(--pp-pad);
  min-width: 0;
  scroll-margin-top: calc(var(--header-h) + 24px);
}

.page-products .prod-panel__head {
  display: flex;
  gap: 16px;
  align-items: flex-start;
  padding-bottom: 16px;
  margin-bottom: 18px;
  border-bottom: 1px solid var(--line-soft);
}

.page-products .prod-panel__no {
  flex: 0 0 auto;
  font-family: var(--font-mono);
  font-size: 26px;
  font-weight: 700;
  line-height: 1;
  color: var(--orange);
  letter-spacing: -.03em;
}

.page-products .prod-panel__headtext {
  min-width: 0;
}

.page-products .prod-panel__title {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(1.15rem, 2.2vw, 1.45rem);
  font-weight: 900;
  line-height: 1.3;
  letter-spacing: -.01em;
}

.page-products .prod-panel__sub {
  margin: 6px 0 0;
  font-size: 13px;
  line-height: 1.6;
  color: var(--note);
}

.page-products .prod-panel__p {
  margin: 0;
  font-size: 15px;
  line-height: 1.85;
  max-width: 66ch;
}

.page-products .prod-panel__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 20px;
}

/* 规格清单 */
.page-products .spec-list {
  list-style: none;
  margin: 20px 0 22px;
  padding: 0;
  border-top: 1px solid var(--line-soft);
}

.page-products .spec-list li {
  display: flex;
  flex-wrap: wrap;
  gap: 4px 18px;
  padding: 11px 0;
  border-bottom: 1px solid var(--line-soft);
  font-size: 13.5px;
  line-height: 1.6;
}

.page-products .spec-list__k {
  flex: 0 0 108px;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--sea);
  letter-spacing: .02em;
}

.page-products .spec-list__v {
  color: var(--ink);
}

/* 筛选芯片 */
.page-products .chiprow {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 20px 0 22px;
}

.page-products .chip {
  display: inline-flex;
  align-items: center;
  padding: 7px 14px;
  border: 1px solid var(--line);
  background: var(--paper);
  color: var(--note);
  font-size: 12.5px;
  line-height: 1.2;
  cursor: default;
  transition: border-color var(--dur) ease, color var(--dur) ease, background var(--dur) ease;
}

.page-products .chip:hover {
  border-color: var(--orange);
  color: var(--ink);
}

.page-products .chip--on {
  background: var(--mint);
  border-color: var(--mint);
  color: var(--ink);
  font-weight: 700;
}

.page-products .chip--on:hover {
  border-color: var(--go);
  color: var(--ink);
}

/* 收藏区数字条 */
.page-products .fact-strip {
  list-style: none;
  margin: 20px 0 22px;
  padding: 0;
  display: grid;
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}

.page-products .fact-strip li {
  background: var(--white);
  padding: 14px 16px;
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 4px 12px;
}

.page-products .fact-strip__n {
  font-family: var(--font-mono);
  font-size: 19px;
  font-weight: 700;
  color: var(--orange);
  letter-spacing: -.02em;
}

.page-products .fact-strip__l {
  font-size: 13px;
  color: var(--note);
}

/* 四端下载 */
.page-products .prod-panel--download {
  border-top: 3px solid var(--orange);
}

.page-products .osgrid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
  margin: 20px 0 22px;
}

.page-products .osgrid__cell {
  background: var(--paper);
  padding: 16px;
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 6px 10px;
  transition: background var(--dur) ease;
}

.page-products .osgrid__cell:hover {
  background: var(--mint);
}

.page-products .osgrid__os {
  font-size: 14px;
  font-weight: 700;
  color: var(--ink);
}

.page-products .osgrid__ver {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--note);
}

.page-products .osgrid__cell:hover .osgrid__ver {
  color: var(--ink);
}

/* 图片 */
.page-products .prod-figure {
  margin: 0;
  border: 1px solid var(--line);
  background: var(--paper);
}

.page-products .prod-figure img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
}

.page-products .prod-figure__cap {
  display: block;
  padding: 10px 14px;
  border-top: 1px solid var(--line-soft);
  font-family: var(--font-mono);
  font-size: 11.5px;
  line-height: 1.6;
  color: var(--note);
}

/* ---------- 效率与场景 ---------- */
.page-products .prod-scale {
  background: var(--white);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

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

.page-products .prod-scale .section-title {
  margin: 12px 0 18px;
  font-family: var(--font-display);
  font-size: clamp(1.4rem, 3.2vw, 2.1rem);
  font-weight: 900;
  line-height: 1.25;
  letter-spacing: -.015em;
  max-width: 20ch;
}

.page-products .prod-scale__p {
  margin: 0 0 26px;
  max-width: 58ch;
  font-size: 15px;
  line-height: 1.85;
  color: var(--note);
}

.page-products .statgrid {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}

.page-products .statgrid li {
  background: var(--paper);
  padding: 18px 16px;
  display: grid;
  gap: 6px;
  align-content: start;
}

.page-products .statgrid__n {
  font-family: var(--font-mono);
  font-size: clamp(1.25rem, 3vw, 1.7rem);
  font-weight: 700;
  line-height: 1;
  color: var(--sea);
  letter-spacing: -.03em;
}

.page-products .statgrid__l {
  font-size: 12.5px;
  line-height: 1.55;
  color: var(--note);
}

.page-products .prod-scale__fig {
  margin: 0;
  align-self: start;
  justify-self: center;
  width: 100%;
  max-width: 340px;
  border: 1px solid var(--line);
  background: var(--paper);
}

.page-products .prod-scale__fig img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
}

.page-products .usecases {
  list-style: none;
  margin: clamp(30px, 4vw, 48px) 0 0;
  padding: 0;
  display: grid;
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}

.page-products .usecases__item {
  background: var(--paper);
  padding: 20px clamp(16px, 2.5vw, 24px);
  border-left: 3px solid transparent;
  transition: border-color var(--dur) ease, background var(--dur) ease;
}

.page-products .usecases__item:hover {
  border-left-color: var(--orange);
  background: var(--white);
}

.page-products .usecases__t {
  margin: 0 0 8px;
  font-family: var(--font-display);
  font-size: 15.5px;
  font-weight: 900;
  line-height: 1.35;
}

.page-products .usecases__d {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.75;
  color: var(--note);
}

/* ---------- 版本与支持 ---------- */
.page-products .prod-release__inner {
  display: grid;
  gap: clamp(24px, 4vw, 44px);
}

.page-products .prod-release .section-title {
  margin: 12px 0 18px;
  font-family: var(--font-display);
  font-size: clamp(1.35rem, 3vw, 1.95rem);
  font-weight: 900;
  line-height: 1.28;
  letter-spacing: -.015em;
  max-width: 22ch;
}

.page-products .prod-release__p {
  margin: 0 0 14px;
  max-width: 62ch;
  font-size: 14.5px;
  line-height: 1.85;
  color: var(--note);
}

.page-products .prod-release__p a {
  color: var(--ink);
  text-decoration: none;
  border-bottom: 1px solid var(--orange);
  transition: color var(--dur) ease;
}

.page-products .prod-release__p a:hover {
  color: var(--orange);
}

.page-products .prod-release__links {
  display: grid;
  gap: 10px;
  align-content: start;
}

.page-products .linkcard {
  display: grid;
  gap: 5px;
  padding: 16px 18px;
  background: var(--white);
  border: 1px solid var(--line);
  border-left: 3px solid var(--sea);
  text-decoration: none;
  color: inherit;
  transition: border-left-color var(--dur) ease, transform var(--dur) ease;
}

.page-products .linkcard:hover,
.page-products .linkcard:focus-visible {
  border-left-color: var(--orange);
  transform: translateX(3px);
}

.page-products .linkcard__k {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--sea);
}

.page-products .linkcard:hover .linkcard__k {
  color: var(--orange);
}

.page-products .linkcard__v {
  font-size: 14px;
  font-weight: 700;
  line-height: 1.45;
  color: var(--ink);
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-products .osgrid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-products .statgrid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

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

@media (min-width: 900px) {
  .page-products .prod-hero__grid {
    grid-template-columns: minmax(0, 1.6fr) minmax(0, 1fr);
    align-items: end;
  }

  .page-products .prod-scale__grid {
    grid-template-columns: minmax(0, 1.5fr) minmax(0, 1fr);
    align-items: start;
  }

  .page-products .prod-release__inner {
    grid-template-columns: minmax(0, 1.25fr) minmax(0, 1fr);
    align-items: start;
  }
}

@media (min-width: 980px) {
  .page-products .prod-split {
    grid-template-columns: var(--pp-rail-w) minmax(0, 1fr);
    align-items: start;
  }

  .page-products .prod-rail__inner {
    position: sticky;
    top: calc(var(--header-h) + 24px);
  }
}

@media (min-width: 1180px) {
  .page-products .prod-main > .prod-panel:nth-child(2) {
    margin-right: 40px;
  }

  .page-products .prod-main > .prod-panel:nth-child(4) {
    margin-left: 40px;
  }
}

@media (max-width: 420px) {
  .page-products .spec-list__k {
    flex: 0 0 100%;
  }

  .page-products .prod-board__list li {
    flex-direction: column;
  }

  .page-products .prod-board__v {
    text-align: left;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .steprail__num,
  .page-products .chip,
  .page-products .osgrid__cell,
  .page-products .usecases__item,
  .page-products .linkcard {
    transition: none;
  }

  .page-products .linkcard:hover,
  .page-products .linkcard:focus-visible {
    transform: none;
  }
}
<<<END>>>