.page-home{
  --home-sec-pad: clamp(56px, 8vw, 100px);
  --home-gap: clamp(24px, 4vw, 48px);
  background: var(--ink);
  color: var(--silver);
  overflow-x: clip;
}

.page-home .home-sec{
  position: relative;
  padding: var(--home-sec-pad) 0;
}

.page-home .home-sec--silver{
  background: var(--silver);
  color: var(--ink);
}

.page-home .home-sec--silver .section-title,
.page-home .home-sec--silver .prose{
  color: var(--ink-2);
}

.page-home .home-sec--silver .eyebrow{
  color: var(--gold-deep);
}

.page-home .cap{
  margin: 12px 0 0;
  font-size: 13px;
  line-height: 1.7;
  color: var(--karst);
  letter-spacing: .02em;
}

.page-home .link-arrow{
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-top: 22px;
  font-size: 15px;
  color: var(--cyan-soft);
  text-decoration: none;
  border-bottom: 1px solid rgba(54, 224, 208, .45);
  padding-bottom: 3px;
  transition: color .3s var(--ease), border-color .3s var(--ease);
}

.page-home .link-arrow::after{
  content: "→";
  transition: transform .3s var(--ease);
}

.page-home .link-arrow:hover,
.page-home .link-arrow:focus-visible{
  color: var(--cyan);
  border-bottom-color: var(--cyan);
}

.page-home .link-arrow:hover::after{
  transform: translateX(4px);
}

.page-home .home-sec--silver .link-arrow{
  color: var(--ink-2);
  border-bottom-color: rgba(138, 100, 40, .6);
}

.page-home .home-sec--silver .link-arrow:hover{
  color: #0B1220;
  border-bottom-color: #0B1220;
}

/* ---------- 封面首屏 ---------- */

.page-home .cover{
  padding-top: clamp(104px, 14vw, 164px);
  padding-bottom: clamp(48px, 7vw, 88px);
  overflow: hidden;
}

.page-home .cover::before{
  content: "";
  position: absolute;
  inset: -18% -25% auto -25%;
  height: 140%;
  background:
    repeating-radial-gradient(ellipse at 78% 26%, transparent 0 26px, rgba(124, 139, 143, .16) 26px 27px),
    radial-gradient(90% 70% at 82% 18%, rgba(54, 224, 208, .15), transparent 62%),
    radial-gradient(70% 60% at 6% 88%, rgba(232, 180, 90, .1), transparent 66%);
  -webkit-mask-image: linear-gradient(180deg, #000 26%, transparent 92%);
  mask-image: linear-gradient(180deg, #000 26%, transparent 92%);
  pointer-events: none;
  z-index: 0;
}

.page-home .cover > .container{
  position: relative;
  z-index: 1;
}

.page-home .cover__grid{
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(30px, 5vw, 56px);
  align-items: end;
}

.page-home .cover__lede{
  max-width: 34em;
  margin-top: 18px;
  color: var(--mist);
}

.page-home .cover__entries{
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 14px;
  margin-top: clamp(26px, 4vw, 38px);
}

.page-home .entry{
  display: flex;
  flex-direction: column;
  gap: 5px;
  padding: 20px 22px;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-md);
  background: linear-gradient(158deg, rgba(17, 28, 46, .92), rgba(30, 43, 51, .6));
  color: var(--silver);
  text-decoration: none;
  transition: border-color .3s var(--ease), transform .3s var(--ease), background .3s var(--ease);
}

.page-home .entry--primary{
  border-color: rgba(54, 224, 208, .55);
}

.page-home .entry:hover,
.page-home .entry:focus-visible{
  border-color: var(--cyan);
  transform: translateY(-3px);
  outline: none;
  background: linear-gradient(158deg, rgba(17, 28, 46, .96), rgba(30, 43, 51, .82));
}

.page-home .entry__kicker{
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .14em;
  color: var(--karst);
}

.page-home .entry--primary .entry__kicker{
  color: var(--cyan);
}

.page-home .entry__title{
  font-size: clamp(18px, 2.2vw, 21px);
  font-weight: 700;
  letter-spacing: .01em;
}

.page-home .entry__note{
  font-size: 14px;
  line-height: 1.65;
  color: var(--mist);
  margin-top: 4px;
}

.page-home .status{
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
  margin: clamp(26px, 4vw, 34px) 0 0;
  padding-top: 20px;
  border-top: 1px solid var(--line);
}

.page-home .status__item dt{
  font-size: 11.5px;
  letter-spacing: .1em;
  color: var(--karst);
  margin-bottom: 6px;
}

.page-home .status__item dd{
  margin: 0;
  font-family: var(--font-mono);
  font-size: clamp(15px, 2.4vw, 23px);
  line-height: 1.15;
  color: var(--cyan-soft);
  overflow-wrap: break-word;
}

.page-home .status__item--gold dd{
  color: var(--gold);
}

.page-home .cover__visual{
  margin: 0;
}

.page-home .cover__visual img{
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 10;
  object-fit: cover;
  border: 1px solid var(--line);
  border-radius: clamp(18px, 3vw, 30px) clamp(56px, 10vw, 130px) clamp(18px, 3vw, 30px) clamp(36px, 7vw, 86px);
}

/* ---------- 版本时间线 ---------- */

.page-home .versions__grid{
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(32px, 5vw, 56px);
}

.page-home .versions__intro{
  color: var(--mist);
  margin-top: 14px;
}

.page-home .timeline{
  list-style: none;
  margin: clamp(24px, 4vw, 36px) 0 0;
  padding: 0;
}

.page-home .timeline__item{
  display: grid;
  grid-template-columns: 3.2rem minmax(0, 1fr);
  column-gap: clamp(12px, 2vw, 22px);
  row-gap: 4px;
  padding: 20px 0;
  border-top: 1px solid var(--line);
}

.page-home .timeline__idx{
  grid-row: 1 / span 2;
  font-family: var(--font-mono);
  font-size: 14px;
  letter-spacing: .06em;
  color: var(--gold);
  padding-top: 4px;
}

.page-home .timeline__name{
  margin: 0;
  font-size: clamp(16px, 2vw, 19px);
  font-weight: 700;
  color: var(--silver);
}

.page-home .timeline__desc{
  grid-column: 2;
  margin: 0;
  font-size: 14.5px;
  line-height: 1.7;
  color: var(--mist);
}

.page-home .timeline__item--current{
  border-top-color: rgba(54, 224, 208, .5);
  background: linear-gradient(90deg, rgba(54, 224, 208, .09), transparent 72%);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
}

.page-home .timeline__item--current .timeline__name{
  color: var(--cyan-soft);
}

.page-home .aside__figure{
  margin: 0;
}

.page-home .aside__figure img{
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 2 / 1;
  object-fit: cover;
  border-radius: var(--radius-md);
  border: 1px solid var(--line);
}

.page-home .note-plate{
  margin: 20px 0 0;
  padding: 16px 18px;
  border-left: 2px solid var(--gold-deep);
  background: linear-gradient(90deg, rgba(138, 100, 40, .14), transparent 80%);
  font-size: 14px;
  line-height: 1.75;
  color: var(--mist);
}

/* ---------- 换机确认路径 ---------- */

.page-home .switch__grid{
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(28px, 4vw, 48px);
  align-items: center;
}

.page-home .switch__visual{
  margin: 0;
}

.page-home .switch__visual img{
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 3 / 2;
  object-fit: cover;
  border-radius: clamp(18px, 3vw, 28px) clamp(18px, 3vw, 28px) clamp(48px, 8vw, 96px) clamp(18px, 3vw, 28px);
  border: 1px solid var(--line);
}

.page-home .switch__body .prose{
  margin-top: 14px;
  color: var(--mist);
}

.page-home .steps{
  list-style: none;
  margin: clamp(22px, 3vw, 30px) 0 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-home .steps__item{
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  column-gap: 16px;
  padding: 18px 20px;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: linear-gradient(150deg, rgba(17, 28, 46, .9), rgba(11, 18, 32, .55));
}

.page-home .steps__num{
  grid-row: 1 / span 2;
  font-family: var(--font-mono);
  font-size: clamp(22px, 3vw, 28px);
  line-height: 1;
  color: var(--cyan);
  padding-top: 2px;
}

.page-home .steps__title{
  margin: 0 0 5px;
  font-size: 16.5px;
  font-weight: 700;
  color: var(--silver);
}

.page-home .steps__text{
  margin: 0;
  font-size: 14.5px;
  line-height: 1.7;
  color: var(--mist);
}

.page-home .switch__links{
  display: flex;
  flex-wrap: wrap;
  gap: 12px 28px;
}

/* ---------- 资料库索引带 ---------- */

.page-home .library__head{
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(22px, 4vw, 40px);
  align-items: center;
}

.page-home .library__visual{
  margin: 0;
}

.page-home .library__visual img{
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 1 / 1;
  object-fit: cover;
  border-radius: clamp(20px, 4vw, 44px) clamp(20px, 4vw, 44px) clamp(20px, 4vw, 44px) 8px;
  background: linear-gradient(150deg, rgba(30, 43, 51, .12), rgba(124, 139, 143, .2));
}

.page-home .library__intro .prose{
  margin-top: 14px;
  color: var(--ink-3);
}

.page-home .library__band{
  display: grid;
  grid-auto-flow: column;
  grid-auto-columns: minmax(240px, 80%);
  gap: 0;
  margin-top: clamp(28px, 4vw, 44px);
  padding-bottom: 10px;
  overflow-x: auto;
  overscroll-behavior-x: contain;
  scroll-snap-type: x mandatory;
  border-top: 1px solid rgba(11, 18, 32, .18);
  -webkit-overflow-scrolling: touch;
}

.page-home .lib-col{
  scroll-snap-align: start;
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 24px 20px 26px;
  border-top: 2px solid transparent;
  background: linear-gradient(180deg, rgba(255, 255, 255, .62), rgba(244, 247, 247, 0));
  transition: border-color .3s var(--ease), background .3s var(--ease);
}

.page-home .lib-col:hover{
  border-top-color: var(--gold);
  background: linear-gradient(180deg, rgba(255, 255, 255, .95), rgba(244, 247, 247, .1));
}

.page-home .lib-col__no{
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .14em;
  color: var(--gold-deep);
}

.page-home .lib-col__title{
  margin: 0;
  font-size: 18px;
  font-weight: 800;
  color: var(--ink);
}

.page-home .lib-col__text{
  margin: 0;
  font-size: 14px;
  line-height: 1.72;
  color: var(--ink-3);
}

.page-home .lib-col__tags{
  list-style: none;
  margin: 4px 0 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.page-home .home-sec--silver .chip{
  background: rgba(11, 18, 32, .05);
  border: 1px solid rgba(11, 18, 32, .14);
  color: var(--ink-2);
  font-size: 12.5px;
  line-height: 1.5;
}

.page-home .library__link{
  margin-top: 26px;
}

/* ---------- 服务数据 ---------- */

.page-home .metrics .section-title{
  max-width: 20em;
}

.page-home .metrics__grid{
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  margin-top: clamp(26px, 4vw, 40px);
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  overflow: hidden;
  background: var(--line);
}

.page-home .metric{
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: clamp(18px, 3vw, 30px);
  background: var(--ink-2);
}

.page-home .metric__num{
  font-family: var(--font-mono);
  font-size: clamp(26px, 4vw, 42px);
  line-height: 1.05;
  font-weight: 600;
  color: var(--cyan);
  overflow-wrap: break-word;
}

.page-home .metric__num--gold{
  color: var(--gold);
}

.page-home .metric__label{
  font-size: 13px;
  line-height: 1.6;
  color: var(--mist);
}

.page-home .metrics__note{
  margin: clamp(20px, 3vw, 28px) 0 0;
  max-width: 62em;
  font-size: 13.5px;
  line-height: 1.8;
  color: var(--karst);
  border-top: 1px solid var(--line);
  padding-top: 18px;
}

/* ---------- 主行动 ---------- */

.page-home .start__panel{
  position: relative;
  padding: clamp(28px, 5vw, 56px);
  border: 1px solid rgba(54, 224, 208, .28);
  border-radius: var(--radius-lg);
  background:
    radial-gradient(120% 120% at 100% 0%, rgba(54, 224, 208, .17), transparent 58%),
    linear-gradient(160deg, var(--ink-2), var(--ink));
  overflow: hidden;
}

.page-home .start__panel::after{
  content: "";
  position: absolute;
  right: -8%;
  bottom: -40%;
  width: 52%;
  height: 110%;
  background: repeating-radial-gradient(ellipse at 60% 70%, transparent 0 22px, rgba(124, 139, 143, .18) 22px 23px);
  -webkit-mask-image: radial-gradient(circle at 60% 70%, #000 0%, transparent 72%);
  mask-image: radial-gradient(circle at 60% 70%, #000 0%, transparent 72%);
  pointer-events: none;
}

.page-home .start__panel > *{
  position: relative;
  z-index: 1;
}

.page-home .start__text{
  margin-top: 14px;
  max-width: 40em;
  color: var(--mist);
}

.page-home .start__actions{
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: clamp(24px, 4vw, 34px);
}

.page-home .start__aside{
  margin: clamp(22px, 3vw, 30px) 0 0;
  padding-top: 18px;
  border-top: 1px solid var(--line);
  font-size: 13.5px;
  line-height: 1.85;
  color: var(--karst);
  max-width: 52em;
}

.page-home .start__aside a{
  color: var(--cyan-soft);
  text-decoration: none;
  border-bottom: 1px solid rgba(167, 245, 238, .4);
  margin: 0 2px;
}

.page-home .start__aside a:hover{
  color: var(--cyan);
  border-bottom-color: var(--cyan);
}

/* ---------- 响应式 ---------- */

@media (min-width: 720px){
  .page-home .cover__entries{
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

@media (hover: hover) and (min-width: 900px){
  .page-home .entry__note{
    max-height: 0;
    opacity: 0;
    margin-top: 0;
    overflow: hidden;
    transition: max-height .35s var(--ease), opacity .25s var(--ease), margin-top .3s var(--ease);
  }

  .page-home .entry:hover .entry__note,
  .page-home .entry:focus-visible .entry__note{
    max-height: 5em;
    opacity: 1;
    margin-top: 6px;
  }
}

@media (min-width: 900px){
  .page-home .cover__grid{
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    gap: clamp(32px, 4vw, 60px);
  }

  .page-home .switch__grid{
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    gap: clamp(32px, 5vw, 60px);
  }

  .page-home .library__head{
    grid-template-columns: minmax(0, 4fr) minmax(0, 8fr);
    gap: clamp(28px, 4vw, 52px);
  }

  .page-home .library__visual img{
    aspect-ratio: 4 / 5;
  }

  .page-home .library__band{
    grid-auto-flow: row;
    grid-auto-columns: auto;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    overflow: visible;
    padding-bottom: 0;
  }

  .page-home .lib-col + .lib-col{
    border-left: 1px solid rgba(11, 18, 32, .12);
  }
}

@media (min-width: 960px){
  .page-home .versions__grid{
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    align-items: start;
  }

  .page-home .versions__aside{
    position: sticky;
    top: 110px;
  }
}

@media (prefers-reduced-motion: reduce){
  .page-home .entry,
  .page-home .entry__note,
  .page-home .lib-col,
  .page-home .link-arrow,
  .page-home .link-arrow::after{
    transition: none;
  }

  .page-home .entry:hover,
  .page-home .entry:focus-visible{
    transform: none;
  }

  .page-home .link-arrow:hover::after{
    transform: none;
  }
}
<<<END>>>