.page-home{
  --hp-gap: 12px;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-body);
  overflow-x: hidden;
}

/* ---------- 首屏 ---------- */
.page-home .hero{
  position: relative;
  padding: 28px 0 36px;
  border-bottom: 1px solid var(--line);
  background:
    radial-gradient(120% 72% at 100% 0%, rgba(226,96,31,.15) 0%, rgba(226,96,31,0) 62%),
    var(--paper);
}

.page-home .hero__title{
  margin: 12px 0 14px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(30px, 8.6vw, 62px);
  line-height: 1.06;
  letter-spacing: -.02em;
  color: var(--ink);
}

.page-home .hero__lede{
  max-width: 36em;
  margin: 0;
  font-size: 16px;
  line-height: 1.75;
  color: var(--ink);
}

.page-home .collage{
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--hp-gap);
  margin-top: 22px;
}

.page-home .tile{
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 16px;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  text-decoration: none;
  color: var(--ink);
  transition: transform .2s ease, border-color .2s ease, box-shadow .2s ease;
}

.page-home .tile:hover,
.page-home .tile:focus-visible{
  transform: translateY(-2px);
  border-color: var(--orange);
  box-shadow: var(--shadow-lift);
}

.page-home .tile--ver{
  justify-content: space-between;
  gap: 12px;
  min-height: 208px;
  background: var(--ink);
  border-color: var(--ink);
  color: var(--paper);
}

.page-home .ver__kicker{
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .16em;
  color: var(--peach);
}

.page-home .ver__num{
  font-family: var(--font-mono);
  font-weight: 500;
  font-size: clamp(64px, 18vw, 108px);
  line-height: .82;
  letter-spacing: -.05em;
  color: var(--peach);
}

.page-home .ver__text{
  font-size: 14px;
  line-height: 1.65;
  color: #EFE5D4;
}

.page-home .ver__more{
  font-size: 13px;
  font-weight: 700;
  color: var(--peach);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-home .hero__figure{
  margin: 0;
  min-height: 190px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--apricot);
}

.page-home .hero__figure img{
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.page-home .tile__label{
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .16em;
  color: var(--slate);
}

.page-home .tile__big{
  font-family: var(--font-mono);
  font-weight: 500;
  font-size: 34px;
  line-height: 1;
  letter-spacing: -.03em;
  color: var(--orange-deep);
}

.page-home .tile__title{
  font-size: 16px;
  font-weight: 700;
  line-height: 1.35;
}

.page-home .tile__note{
  font-size: 14px;
  line-height: 1.6;
  color: var(--ink);
}

.page-home .tile--swap{
  border-left: 3px solid var(--orange);
}

/* ---------- 通用章节 ---------- */
.page-home .sec{
  padding: 40px 0;
  border-bottom: 1px solid var(--line);
}

.page-home .sec--apricot{
  background: var(--apricot);
  border-top: 1px solid var(--line);
}

.page-home .sec__title{
  margin: 10px 0 12px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(24px, 5.6vw, 40px);
  line-height: 1.16;
  letter-spacing: -.01em;
  color: var(--ink);
}

.page-home .sec__lede{
  max-width: 40em;
  margin: 0;
  font-size: 16px;
  line-height: 1.75;
  color: var(--ink);
}

.page-home .sec__more{
  margin: 20px 0 0;
  font-size: 15px;
  line-height: 1.7;
  color: var(--slate);
}

.page-home .sec__more a{
  color: var(--orange-deep);
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* ---------- 分类滑轨 ---------- */
.page-home .cat__figure{
  margin: 22px 0 0;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--card);
}

.page-home .cat__figure img{
  display: block;
  width: 100%;
  height: auto;
}

.page-home .rail-wrap{
  position: relative;
  margin-top: 16px;
}

.page-home .rail-wrap::after{
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  bottom: 14px;
  width: 36px;
  background: linear-gradient(90deg, rgba(247,227,198,0), var(--apricot) 82%);
  pointer-events: none;
}

.page-home .rail{
  list-style: none;
  display: grid;
  grid-auto-flow: column;
  grid-auto-columns: minmax(160px, 58%);
  gap: 10px;
  margin: 0;
  padding: 0 40px 14px 0;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: thin;
}

.page-home .rail__item{
  scroll-snap-align: start;
}

.page-home .rail__card{
  display: flex;
  flex-direction: column;
  gap: 6px;
  height: 100%;
  padding: 14px;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  text-decoration: none;
  color: var(--ink);
  transition: border-color .18s ease, background-color .18s ease;
}

.page-home .rail__card:hover,
.page-home .rail__card:focus-visible{
  border-color: var(--orange);
  background: var(--peach);
}

.page-home .rail__no{
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--slate);
}

.page-home .rail__name{
  font-size: 17px;
  font-weight: 700;
  line-height: 1.3;
}

.page-home .rail__meta{
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--orange-deep);
}

.page-home .rail__hint{
  margin: 10px 0 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--slate);
}

/* ---------- 四件事 ---------- */
.page-home .duties{
  display: grid;
  gap: 12px;
  margin-top: 22px;
}

.page-home .duty{
  padding: 18px;
  background: var(--card);
  border: 1px solid var(--line);
  border-top: 3px solid var(--orange);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.page-home .duty__no{
  display: block;
  font-family: var(--font-mono);
  font-weight: 500;
  font-size: 28px;
  line-height: 1;
  letter-spacing: -.03em;
  color: var(--orange-deep);
}

.page-home .duty__title{
  margin: 8px 0 8px;
  font-size: 18px;
  font-weight: 700;
  line-height: 1.4;
  color: var(--ink);
}

.page-home .duty__text{
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--ink);
}

/* ---------- 版本摘要 ---------- */
.page-home .digest{
  display: grid;
  gap: 22px;
  margin-top: 22px;
}

.page-home .digest__figure{
  margin: 0;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--apricot);
}

.page-home .digest__figure img{
  display: block;
  width: 100%;
  height: auto;
}

.page-home .tl{
  list-style: none;
  margin: 0;
  padding: 0 0 0 22px;
  border-left: 1px solid var(--line);
}

.page-home .tl li{
  position: relative;
  padding-bottom: 22px;
}

.page-home .tl li:last-child{
  padding-bottom: 0;
}

.page-home .tl li::before{
  content: "";
  position: absolute;
  left: -27px;
  top: 6px;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--orange);
  box-shadow: 0 0 0 3px var(--paper);
}

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

.page-home .tl__title{
  margin: 5px 0 6px;
  font-size: 18px;
  font-weight: 700;
  line-height: 1.4;
  color: var(--ink);
}

.page-home .tl__text{
  margin: 0;
  font-size: 15px;
  line-height: 1.72;
  color: var(--ink);
}

/* ---------- 换设备 ---------- */
.page-home .swap{
  display: grid;
  grid-template-columns: 1fr;
  gap: 26px;
}

.page-home .swap__body > .sec__lede{
  max-width: 32em;
}

.page-home .steps{
  list-style: none;
  display: grid;
  gap: 10px;
  margin: 20px 0 0;
  padding: 0;
}

.page-home .steps li{
  display: grid;
  grid-template-columns: 38px 1fr;
  gap: 12px;
  padding: 16px;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.page-home .step__no{
  font-family: var(--font-mono);
  font-weight: 500;
  font-size: 22px;
  line-height: 1.1;
  color: var(--orange);
}

.page-home .step__title{
  margin: 0 0 6px;
  font-size: 16px;
  font-weight: 700;
  line-height: 1.4;
  color: var(--ink);
}

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

.page-home .swap__more{
  margin: 20px 0 0;
}

.page-home .swap__figure{
  margin: 0;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--card);
}

.page-home .swap__figure img{
  display: block;
  width: 100%;
  height: auto;
}

/* ---------- 数据条 ---------- */
.page-home .stats{
  padding: 34px 0;
  background: var(--ink-deep);
  color: var(--paper);
}

.page-home .stats__title{
  margin: 0 0 18px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(20px, 4.6vw, 28px);
  line-height: 1.25;
  letter-spacing: -.01em;
  color: var(--paper);
}

.page-home .stats__grid{
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1px;
  background: rgba(221, 227, 230, .16);
  border: 1px solid rgba(221, 227, 230, .16);
}

.page-home .stat{
  padding: 16px 12px;
  background: var(--ink-deep);
}

.page-home .stat__num{
  display: block;
  font-family: var(--font-mono);
  font-weight: 500;
  font-size: clamp(20px, 5.6vw, 30px);
  line-height: 1.1;
  letter-spacing: -.02em;
  color: var(--peach);
}

.page-home .stat__label{
  display: block;
  margin-top: 7px;
  font-size: 13px;
  line-height: 1.5;
  color: #C9D2D9;
}

/* ---------- 场景组合 ---------- */
.page-home .scenes{
  display: grid;
  gap: 12px;
  margin-top: 22px;
}

.page-home .scene{
  padding: 16px;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.page-home .scene__name{
  margin: 0;
  font-family: var(--font-display);
  font-size: 19px;
  font-weight: 700;
  letter-spacing: -.01em;
  color: var(--ink);
}

.page-home .scene__text{
  margin: 8px 0 12px;
  font-size: 14px;
  line-height: 1.72;
  color: var(--ink);
}

.page-home .scene__tags{
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin: 0;
}

/* ---------- 尾部入口 ---------- */
.page-home .cta{
  padding: 34px 0 44px;
  background: var(--paper);
}

.page-home .cta__box{
  padding: 26px 20px;
  background: var(--peach);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.page-home .cta__title{
  margin: 0 0 10px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(22px, 5vw, 32px);
  line-height: 1.2;
  letter-spacing: -.01em;
  color: var(--ink);
}

.page-home .cta__text{
  max-width: 38em;
  margin: 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--ink);
}

.page-home .cta__actions{
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 18px;
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px){
  .page-home .rail{
    grid-auto-columns: minmax(160px, 30%);
  }

  .page-home .scenes{
    grid-template-columns: repeat(2, 1fr);
  }

  .page-home .duties{
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 900px){
  .page-home .hero{
    padding: 40px 0 48px;
  }

  .page-home .collage{
    grid-template-columns: repeat(12, 1fr);
    grid-auto-rows: minmax(96px, auto);
    gap: 14px;
    margin-top: 30px;
  }

  .page-home .tile--ver{ grid-column: 1 / 5; grid-row: 1 / 3; }
  .page-home .hero__figure{ grid-column: 5 / 9; grid-row: 1 / 3; }
  .page-home .tile--cat{ grid-column: 9 / 13; grid-row: 1 / 2; }
  .page-home .tile--svc{ grid-column: 9 / 11; grid-row: 2 / 3; }
  .page-home .tile--swap{ grid-column: 11 / 13; grid-row: 2 / 3; }

  .page-home .sec{
    padding: 56px 0;
  }

  .page-home .rail{
    grid-auto-columns: 190px;
    padding-right: 56px;
  }

  .page-home .digest{
    grid-template-columns: 300px minmax(0, 1fr);
    gap: 34px;
    align-items: start;
  }

  .page-home .swap{
    grid-template-columns: minmax(0, 1fr) minmax(0, .85fr);
    gap: 34px;
    align-items: start;
  }

  .page-home .stats__grid{
    grid-template-columns: repeat(4, 1fr);
  }

  .page-home .cta__box{
    padding: 34px 32px;
  }
}

@media (min-width: 1024px){
  .page-home .duties{
    grid-template-columns: repeat(12, 1fr);
    gap: 14px;
  }

  .page-home .duty:nth-child(1){ grid-column: 1 / 6; grid-row: 1 / 2; }
  .page-home .duty:nth-child(2){ grid-column: 6 / 10; grid-row: 1 / 2; }
  .page-home .duty:nth-child(3){ grid-column: 10 / 13; grid-row: 1 / 3; }
  .page-home .duty:nth-child(4){ grid-column: 2 / 9; grid-row: 2 / 3; }

  .page-home .scenes{
    grid-template-columns: repeat(6, 1fr);
  }

  .page-home .scene:nth-child(1){ grid-column: 1 / 3; }
  .page-home .scene:nth-child(2){ grid-column: 3 / 5; }
  .page-home .scene:nth-child(3){ grid-column: 5 / 7; }
  .page-home .scene:nth-child(4){ grid-column: 2 / 4; }
  .page-home .scene:nth-child(5){ grid-column: 4 / 6; }
}

@media (prefers-reduced-motion: reduce){
  .page-home .tile,
  .page-home .rail__card{
    transition: none;
  }

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