.page-products{
  --prod-block: clamp(40px, 6vw, 88px);
  --prod-gap: clamp(24px, 4vw, 56px);
  --prod-line: rgba(35,29,25,.16);
  --prod-line-solid: rgba(35,29,25,.62);
  background: var(--paper);
  color: var(--ink);
  font-family: var(--sans);
  overflow-x: clip;
}

.page-products .band{ padding-block: var(--prod-block); }
.page-products .band--paper{ background: var(--paper); }
.page-products .band--ice{ background: var(--ice); }
.page-products .band--cloud{ background: var(--cloud); }
.page-products .band--night{ background: var(--night); color: var(--paper); }

/* 面包屑 */
.page-products .prod-crumb{
  padding: 18px var(--gutter);
  border-bottom: 1px solid var(--prod-line);
  background: var(--paper);
}
.page-products .prod-crumb__list{
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 0;
  padding: 0;
  list-style: none;
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: .12em;
  color: var(--stone);
}
.page-products .prod-crumb__list li + li::before{
  content: "/";
  margin-right: 10px;
  color: var(--stone);
}
.page-products .prod-crumb__list a{
  color: var(--sky);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color 180ms var(--ease);
}
.page-products .prod-crumb__list a:hover,
.page-products .prod-crumb__list a:focus-visible{ border-bottom-color: var(--saffron); }
.page-products .prod-crumb__list [aria-current="page"]{ color: var(--ink); }

/* 首屏 */
.page-products .prod-hero{ border-bottom: 1px solid var(--prod-line); }
.page-products .prod-hero__grid{
  display: grid;
  grid-template-columns: minmax(0,1fr);
  gap: clamp(26px,4vw,48px);
  padding-block: clamp(32px,5vw,64px) 0;
}
.page-products .prod-hero__kicker{
  margin: 0 0 18px;
  font-size: 12px;
  letter-spacing: .16em;
  color: var(--saffron);
}
.page-products .prod-hero__title{
  margin: 0 0 22px;
  font-size: clamp(34px, 6.4vw, 82px);
  line-height: .98;
  letter-spacing: -.03em;
  font-weight: 900;
  max-width: 15ch;
}
.page-products .prod-hero__lead{
  margin: 0 0 28px;
  max-width: 38ch;
  font-size: 17px;
  line-height: 1.85;
  color: var(--ink);
}
.page-products .prod-hero__actions{
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  padding-bottom: clamp(28px,4vw,48px);
}
.page-products .prod-hero__media{ margin: 0; }
.page-products .prod-hero__media img{
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  aspect-ratio: 16 / 10;
  object-fit: cover;
}

/* 区块标题 */
.page-products .prod-sec-head{
  display: grid;
  gap: 14px;
  max-width: 640px;
  margin-bottom: clamp(26px,4vw,44px);
}
.page-products .prod-sec-head__num{
  margin: 0;
  width: max-content;
  padding-bottom: 6px;
  border-bottom: 2px solid var(--gold);
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: .18em;
  color: var(--stone);
}
.page-products .prod-sec-head__num--invert{
  color: var(--gold);
  border-bottom-color: var(--gold);
}
.page-products .prod-sec-head__desc{
  margin: 0;
  font-size: 17px;
  line-height: 1.85;
  color: var(--stone);
}

/* 技能树 */
.page-products .prod-tree__bar{
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  align-items: center;
  justify-content: space-between;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--prod-line-solid);
}
.page-products .prod-tree__legend{
  margin: 0;
  font-size: 12px;
  letter-spacing: .12em;
  color: var(--stone);
}
.page-products .prod-tree__all{ flex: 0 0 auto; }

.page-products .prod-tree__rail{
  display: grid;
  grid-template-columns: minmax(0,1fr);
}
.page-products .prod-node{
  position: relative;
  border-bottom: 1px solid var(--prod-line);
  transition: background-color 200ms var(--ease);
}
.page-products .prod-node[data-open]{ background: rgba(31,110,156,.07); }
.page-products .prod-node__trigger{
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 14px;
  width: 100%;
  min-height: 64px;
  padding: 16px 4px;
  background: transparent;
  border: 0;
  text-align: left;
  cursor: pointer;
  color: var(--ink);
  font-family: var(--sans);
}
.page-products .prod-node__trigger:focus-visible{
  outline: 2px solid var(--saffron);
  outline-offset: 2px;
}
.page-products .prod-node__num{
  font-size: 13px;
  letter-spacing: .12em;
  color: var(--saffron);
}
.page-products .prod-node__title{
  font-size: 24px;
  font-weight: 700;
  line-height: 1.2;
}
.page-products .prod-node__sign{
  position: relative;
  width: 16px;
  height: 16px;
  flex: 0 0 auto;
}
.page-products .prod-node__sign::before,
.page-products .prod-node__sign::after{
  content: "";
  position: absolute;
  background: var(--ink);
  transition: transform 200ms var(--ease), opacity 200ms var(--ease);
}
.page-products .prod-node__sign::before{ top: 7px; left: 0; width: 16px; height: 1.5px; }
.page-products .prod-node__sign::after{ top: 0; left: 7px; width: 1.5px; height: 16px; }
.page-products .prod-node[data-open] .prod-node__sign::after{ transform: scaleY(0); opacity: 0; }

.page-products .prod-node__panel{ padding-bottom: 20px; }
.page-products .prod-node__body p{
  margin: 0 0 12px;
  max-width: 34ch;
  font-size: 13px;
  line-height: 1.85;
  color: var(--ink);
}
.page-products .prod-link{
  display: inline-block;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: .04em;
  color: var(--sky);
  text-decoration: none;
  border-bottom: 1px solid var(--sky);
  padding-bottom: 2px;
  min-height: 24px;
  transition: color 180ms var(--ease), border-color 180ms var(--ease);
}
.page-products .prod-link:hover,
.page-products .prod-link:focus-visible{ color: var(--saffron); border-bottom-color: var(--saffron); }
.page-products .prod-link--invert{ color: #BBD3DF; border-bottom-color: #BBD3DF; }
.page-products .prod-link--invert:hover,
.page-products .prod-link--invert:focus-visible{ color: #F6F3EA; border-bottom-color: #F6F3EA; }

/* 索引表 */
.page-products .prod-table-wrap{
  overflow-x: auto;
  border: 1px solid var(--prod-line-solid);
  background: var(--paper);
}
.page-products .prod-table{
  width: 100%;
  min-width: 620px;
  border-collapse: collapse;
  font-size: 13px;
  line-height: 1.7;
}
.page-products .prod-table__caption{
  caption-side: top;
  padding: 12px 16px;
  text-align: left;
  font-size: 12px;
  letter-spacing: .14em;
  color: var(--stone);
  border-bottom: 1px solid var(--prod-line);
}
.page-products .prod-table thead th{
  padding: 10px 16px;
  text-align: left;
  font-family: var(--mono);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: .14em;
  color: var(--paper);
  background: var(--sky);
  white-space: nowrap;
}
.page-products .prod-table td{
  padding: 11px 16px;
  border-bottom: 1px solid var(--prod-line);
  vertical-align: top;
}
.page-products .prod-table td.mono{
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--stone);
}
.page-products .prod-table tbody tr:not(.prod-table__group):hover td{ background: rgba(187,211,223,.35); }
.page-products .prod-table__group th{
  padding: 9px 16px;
  text-align: left;
  background: var(--cloud);
  color: var(--ink);
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: .16em;
  border-bottom: 1px solid var(--prod-line-solid);
  border-top: 1px solid var(--prod-line-solid);
}

.page-products .prod-band-figure{ margin: clamp(26px,4vw,40px) 0 0; }
.page-products .prod-band-figure img{
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  aspect-ratio: 2 / 1;
  object-fit: cover;
}
.page-products .prod-band-figure__cap{
  display: block;
  margin-top: 10px;
  font-size: 12px;
  letter-spacing: .12em;
  color: var(--stone);
}

/* 设备浏览器 */
.page-products .prod-device__grid{
  display: grid;
  grid-template-columns: minmax(0,1fr);
  gap: var(--prod-gap);
  align-items: start;
}
.page-products .prod-device__title{ color: var(--paper); margin: 14px 0 18px; }
.page-products .prod-device__lead{
  margin: 0 0 26px;
  max-width: 46ch;
  font-size: 17px;
  line-height: 1.85;
  color: rgba(246,243,234,.86);
}
.page-products .prod-device__facts{
  display: grid;
  grid-template-columns: repeat(2, minmax(0,1fr));
  gap: 1px;
  margin: 0;
  padding: 0;
  list-style: none;
  background: var(--line-invert);
}
.page-products .prod-device__facts li{
  background: var(--night);
  padding: 14px 16px 16px;
  display: grid;
  gap: 4px;
}
.page-products .prod-device__facts .mono{
  font-size: 24px;
  letter-spacing: .04em;
  color: var(--gold);
  line-height: 1;
}
.page-products .prod-device__facts li span:last-child{
  font-size: 13px;
  color: rgba(246,243,234,.72);
}
.page-products .prod-device__media{ margin: 0; }
.page-products .prod-device__media img{
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  aspect-ratio: 4 / 3;
  object-fit: cover;
}

.page-products .prod-steps{
  display: grid;
  grid-template-columns: minmax(0,1fr);
  gap: 1px;
  margin: clamp(32px,5vw,56px) 0 0;
  padding: 0;
  list-style: none;
  background: var(--line-invert);
  border-top: 1px solid var(--line-invert);
  border-bottom: 1px solid var(--line-invert);
}
.page-products .prod-step{
  position: relative;
  background: var(--night);
  padding: 22px 18px 24px;
}
.page-products .prod-step__num{
  display: inline-block;
  font-size: 12px;
  letter-spacing: .16em;
  color: var(--gold);
  margin-bottom: 10px;
  padding-bottom: 4px;
  border-bottom: 2px solid var(--gold);
}
.page-products .prod-step__title{
  margin: 0 0 8px;
  font-size: 24px;
  font-weight: 700;
  color: var(--paper);
}
.page-products .prod-step p{
  margin: 0;
  font-size: 13px;
  line-height: 1.85;
  color: rgba(246,243,234,.78);
}
.page-products .prod-device__note{
  margin: 24px 0 0;
  font-size: 13px;
  line-height: 1.9;
  color: rgba(246,243,234,.78);
}

/* 配套服务 */
.page-products .prod-support__grid{
  display: grid;
  grid-template-columns: minmax(0,1fr);
  gap: var(--prod-gap);
  align-items: start;
}
.page-products .prod-support__media{ margin: 0; }
.page-products .prod-support__media img{
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  aspect-ratio: 3 / 2;
  object-fit: cover;
}
.page-products .prod-support__list{
  margin: 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--prod-line-solid);
}
.page-products .prod-support__list li{
  display: grid;
  grid-template-columns: auto minmax(0,1fr);
  gap: 16px;
  padding: 20px 0 22px;
  border-bottom: 1px solid var(--prod-line);
}
.page-products .prod-support__num{
  font-size: 12px;
  letter-spacing: .14em;
  color: var(--gold);
  padding-top: 4px;
}
.page-products .prod-support__list h3{
  margin: 0 0 8px;
  font-size: 24px;
  font-weight: 700;
  line-height: 1.25;
}
.page-products .prod-support__list p{
  margin: 0 0 12px;
  max-width: 42ch;
  font-size: 13px;
  line-height: 1.9;
  color: var(--stone);
}

/* 场景对照 */
.page-products .prod-scenes__grid{
  display: grid;
  grid-template-columns: minmax(0,1fr);
  gap: 1px;
  background: var(--prod-line-solid);
  border: 1px solid var(--prod-line-solid);
}
.page-products .prod-scene{
  background: var(--paper);
  padding: clamp(20px,3vw,32px);
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.page-products .prod-scene__tag{
  margin: 0;
  font-size: 12px;
  letter-spacing: .14em;
  color: var(--saffron);
}
.page-products .prod-scene__title{
  margin: 0;
  font-size: 24px;
  font-weight: 700;
  line-height: 1.3;
}
.page-products .prod-scene__desc{
  margin: 0;
  font-size: 13px;
  line-height: 1.9;
  color: var(--stone);
}
.page-products .prod-scene__steps{
  margin: 0;
  padding: 0;
  list-style: none;
  counter-reset: stepc;
  display: grid;
  gap: 10px;
}
.page-products .prod-scene__steps li{
  counter-increment: stepc;
  position: relative;
  padding-left: 34px;
  font-size: 13px;
  line-height: 1.85;
}
.page-products .prod-scene__steps li::before{
  content: "0" counter(stepc);
  position: absolute;
  left: 0;
  top: 2px;
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--sky);
  border-bottom: 1px solid var(--gold);
  padding-bottom: 2px;
}
.page-products .prod-scene__tags{
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
}
.page-products .prod-scene__tags .tag{
  display: inline-block;
  padding: 6px 10px;
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--sky);
  border: 1px solid var(--sky);
  background: transparent;
}
.page-products .prod-scene__quote{
  margin: 0;
  padding: 14px 0 14px 18px;
  border-left: 3px solid var(--saffron);
  font-size: 17px;
  line-height: 1.8;
  font-weight: 700;
  color: var(--ink);
}
.page-products .prod-scene--media{ padding: 0; gap: 0; }
.page-products .prod-scene--media img{
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  aspect-ratio: 14 / 9;
  object-fit: cover;
}
.page-products .prod-scene__body{
  padding: clamp(18px,3vw,26px);
  display: flex;
  flex-direction: column;
  gap: 12px;
}

/* 版本演进 */
.page-products .prod-version__grid{
  display: grid;
  grid-template-columns: minmax(0,1fr);
  gap: var(--prod-gap);
  align-items: start;
}
.page-products .prod-version__badge-box{
  border-left: 4px solid var(--sky);
  padding-left: 20px;
}
.page-products .prod-version__label{
  margin: 0 0 10px;
  font-size: 12px;
  letter-spacing: .16em;
  color: var(--stone);
}
.page-products .prod-version__badge{
  margin: 0;
  font-family: var(--mono);
  font-size: clamp(64px, 12vw, 108px);
  line-height: .9;
  letter-spacing: -.04em;
  color: var(--sky);
}
.page-products .prod-version__caption{
  margin: 18px 0 0;
  max-width: 34ch;
  font-size: 13px;
  line-height: 1.9;
  color: var(--stone);
}
.page-products .prod-version__title{ margin: 0 0 20px; }
.page-products .prod-version__timeline .acc{ border-top: 1px solid var(--prod-line-solid); }
.page-products .prod-version__timeline .acc__item{ border-bottom: 1px solid var(--prod-line); }
.page-products .prod-version__timeline .acc__trigger{
  display: grid;
  grid-template-columns: auto minmax(0,1fr) auto;
  align-items: center;
  gap: 16px;
  width: 100%;
  min-height: 56px;
  padding: 14px 4px;
  background: transparent;
  border: 0;
  text-align: left;
  cursor: pointer;
  color: var(--ink);
  font-family: var(--sans);
}
.page-products .prod-version__timeline .acc__trigger:focus-visible{
  outline: 2px solid var(--saffron);
  outline-offset: 2px;
}
.page-products .prod-version__num{
  font-size: 24px;
  letter-spacing: .02em;
  color: var(--sky);
  line-height: 1;
}
.page-products .prod-version__head{ font-size: 17px; font-weight: 700; }
.page-products .prod-version__timeline .acc__sign{
  position: relative;
  width: 14px;
  height: 14px;
  flex: 0 0 auto;
}
.page-products .prod-version__timeline .acc__sign::before,
.page-products .prod-version__timeline .acc__sign::after{
  content: "";
  position: absolute;
  background: var(--ink);
}
.page-products .prod-version__timeline .acc__sign::before{ top: 6px; left: 0; width: 14px; height: 1.5px; }
.page-products .prod-version__timeline .acc__sign::after{ top: 0; left: 6px; width: 1.5px; height: 14px; }
.page-products .prod-version__timeline .acc__item[data-open] .acc__sign::after{
  transform: scaleY(0);
  opacity: 0;
}
.page-products .prod-version__body p{
  margin: 0 0 14px;
  max-width: 44ch;
  font-size: 13px;
  line-height: 1.9;
  color: var(--stone);
}
.page-products .prod-version__note{
  margin: 22px 0 0;
  padding-top: 16px;
  border-top: 1px solid var(--prod-line);
  font-size: 13px;
  line-height: 1.9;
  color: var(--stone);
}

/* 结尾行动区 */
.page-products .prod-cta__inner{
  display: grid;
  grid-template-columns: minmax(0,1fr);
  gap: 24px;
  align-items: center;
}
.page-products .prod-cta h2{ margin: 0 0 12px; }
.page-products .prod-cta__text{
  margin: 0;
  max-width: 46ch;
  font-size: 17px;
  line-height: 1.85;
  color: var(--ink);
}
.page-products .prod-cta__actions{
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

/* 平板与桌面 */
@media (min-width: 760px){
  .page-products .prod-scenes__grid{ grid-template-columns: repeat(2, minmax(0,1fr)); }
  .page-products .prod-steps{ grid-template-columns: repeat(2, minmax(0,1fr)); }
  .page-products .prod-device__facts{ grid-template-columns: repeat(4, minmax(0,1fr)); }
}

@media (min-width: 900px){
  .page-products .prod-hero__grid{
    grid-template-columns: minmax(0,1.05fr) minmax(0,.95fr);
    align-items: end;
  }
  .page-products .prod-hero__media{
    margin-right: calc(var(--gutter) * -1);
    align-self: stretch;
  }
  .page-products .prod-hero__media img{
    height: 100%;
    min-height: 420px;
    aspect-ratio: auto;
  }
  .page-products .prod-hero__actions{ padding-bottom: clamp(36px,5vw,56px); }

  .page-products .prod-tree__rail{
    grid-template-columns: repeat(4, minmax(0,1fr));
    border-top: 1px solid var(--prod-line-solid);
    gap: 0;
  }
  .page-products .prod-node{
    border-bottom: 0;
    border-right: 1px solid var(--prod-line);
    padding: 0 20px 10px 0;
  }
  .page-products .prod-node:first-child{ padding-left: 0; }
  .page-products .prod-node:last-child{ border-right: 0; padding-right: 0; }
  .page-products .prod-node::before{
    content: "";
    position: absolute;
    top: -5px;
    left: 0;
    width: 9px;
    height: 9px;
    background: var(--saffron);
  }
  .page-products .prod-node:first-child::before{ left: 0; }
  .page-products .prod-node__trigger{ padding: 20px 0 14px; min-height: 72px; }
  .page-products .prod-node__body p{ font-size: 13px; }

  .page-products .prod-device__grid{
    grid-template-columns: minmax(0,1.1fr) minmax(0,.9fr);
    gap: clamp(32px,5vw,64px);
  }
  .page-products .prod-steps{ grid-template-columns: repeat(4, minmax(0,1fr)); }

  .page-products .prod-support__grid{
    grid-template-columns: minmax(0,.82fr) minmax(0,1.18fr);
    gap: clamp(32px,5vw,64px);
  }
  .page-products .prod-support__media{ position: sticky; top: 24px; }

  .page-products .prod-version__grid{
    grid-template-columns: minmax(0,.8fr) minmax(0,1.2fr);
    gap: clamp(32px,6vw,72px);
  }

  .page-products .prod-cta__inner{
    grid-template-columns: minmax(0,1fr) auto;
    gap: 40px;
  }
}

@media (min-width: 1200px){
  .page-products .prod-table{ font-size: 13px; }
  .page-products .prod-table td{ padding: 12px 18px; }
}

@media (prefers-reduced-motion: reduce){
  .page-products *{
    transition-duration: .01ms !important;
    animation-duration: .01ms !important;
  }
}
<<<PAGE_CSS_END>>>