.page-home{
  --home-line:rgba(255,255,255,.16);
  --home-soft:rgba(255,255,255,.72);
  --home-brand-bg:var(--navy);
}

.page-home .breadcrumb{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:12px;
  margin:18px 0 0;
}
.page-home .breadcrumb__list{
  display:flex;
  gap:8px;
  list-style:none;
  margin:0;
  padding:0;
}
.page-home .breadcrumb__hint{
  margin:0;
  font-size:11px;
  letter-spacing:.12em;
  color:var(--muted);
}

/* ---------- 首屏 ---------- */
.page-home .hero{
  position:relative;
  margin-top:14px;
  padding:clamp(28px,5vw,60px) 0 clamp(34px,6vw,72px);
  background:linear-gradient(155deg,var(--navy) 0%,var(--navy-2) 58%,#0a2340 100%);
  color:var(--white);
  overflow:hidden;
}
.page-home .hero__circuit{
  position:absolute;
  right:-10%;
  top:4%;
  width:70%;
  max-width:760px;
  height:auto;
  fill:none;
  stroke:rgba(255,176,103,.3);
  stroke-width:2;
  stroke-dasharray:6 9;
  pointer-events:none;
}
.page-home .hero__circuit .hero__circuit-hot{
  stroke:var(--orange);
  stroke-width:2.5;
  stroke-dasharray:3 6;
}
.page-home .hero__circuit circle{
  fill:var(--orange);
  stroke:none;
}
.page-home .hero__inner{
  position:relative;
  z-index:1;
  display:grid;
  gap:clamp(30px,5vw,56px);
}
.page-home .hero__pick{
  position:relative;
}
.page-home .hero .section-num{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  background:var(--orange);
  color:var(--navy);
  font-weight:700;
}
.page-home .hero__annotation{
  position:absolute;
  left:-30px;
  top:6px;
  color:var(--orange-soft);
}
.page-home .hero .kicker{
  margin:14px 0 0;
  color:var(--orange-soft);
  font-family:var(--font-mono);
  font-size:11px;
  letter-spacing:.14em;
}
.page-home .hero__title{
  margin:10px 0 14px;
  font-size:clamp(40px,7vw,64px);
  line-height:1.04;
  letter-spacing:-.02em;
  font-weight:800;
  color:var(--white);
}
.page-home .hero__lede{
  margin:0;
  max-width:30em;
  font-size:16px;
  line-height:1.75;
  color:var(--home-soft);
}

.page-home .search-shell{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:10px;
  margin-top:24px;
  padding:11px 12px 11px 16px;
  background:var(--white);
  border:1px solid transparent;
  border-radius:var(--r-card);
  color:var(--ink);
  text-decoration:none;
  transition:transform .2s var(--ease),border-color .2s var(--ease);
}
.page-home .search-shell:hover,
.page-home .search-shell:focus-visible{
  transform:translateY(-2px);
  border-color:var(--orange);
  outline:none;
}
.page-home .search-shell__icon{
  position:relative;
  flex:0 0 auto;
  width:14px;
  height:14px;
  border:2px solid var(--navy);
  border-radius:50%;
}
.page-home .search-shell__icon::after{
  content:"";
  position:absolute;
  right:-5px;
  bottom:-3px;
  width:7px;
  height:2px;
  background:var(--navy);
  transform:rotate(45deg);
}
.page-home .search-shell__text{
  flex:1 1 150px;
  font-size:14px;
  color:var(--muted);
}
.page-home .search-shell__key{
  padding:2px 8px;
  font-size:12px;
  color:var(--muted);
  border:1px solid var(--track);
  border-radius:var(--r-sharp);
}
.page-home .search-shell__go{
  flex:0 0 auto;
  padding:8px 16px;
  background:var(--orange);
  color:var(--navy);
  font-size:14px;
  font-weight:700;
  border-radius:var(--r-sharp);
}

.page-home .path{
  margin-top:clamp(24px,4vw,36px);
}
.page-home .path__label{
  margin:0 0 8px;
  font-size:11px;
  letter-spacing:.16em;
  color:var(--orange-soft);
}
.page-home .path__list{
  list-style:none;
  margin:0;
  padding:0;
}
.page-home .path__item{
  display:grid;
  grid-template-columns:78px 1fr;
  gap:12px;
  align-items:start;
  padding:11px 0;
  border-top:1px solid var(--home-line);
}
.page-home .path__lv1{
  font-size:13px;
  font-weight:700;
  letter-spacing:.04em;
  color:var(--white);
}
.page-home .path__sub{
  display:flex;
  flex-wrap:wrap;
  gap:6px;
  list-style:none;
  margin:0;
  padding:0;
}
.page-home .path__sub li{
  padding:2px 8px;
  font-size:12px;
  line-height:1.7;
  color:rgba(255,255,255,.76);
  border:1px solid var(--home-line);
  border-radius:var(--r-sharp);
}
.page-home .path__note{
  margin:14px 0 0;
  font-size:13px;
  line-height:1.7;
  color:rgba(255,255,255,.58);
}

.page-home .hero__preview{
  position:relative;
  display:grid;
  gap:0;
}
.page-home .hero__backdrop{
  position:absolute;
  inset:0;
  width:100%;
  height:100%;
  object-fit:cover;
  border-radius:var(--r-card);
  opacity:.36;
}
.page-home .preview-card{
  position:relative;
  z-index:2;
  padding:16px 18px 14px;
  background:var(--white);
  color:var(--ink);
  border:1px solid var(--track);
  border-radius:var(--r-card);
  transform:rotate(-1.5deg);
  transition:transform .2s var(--ease),border-color .2s var(--ease);
}
.page-home .preview-card--2{
  z-index:3;
  margin-top:-8px;
  transform:rotate(1.2deg);
}
.page-home .preview-card--3{
  z-index:1;
  margin-top:-8px;
  transform:rotate(-.7deg);
}
.page-home .preview-card:hover{
  transform:rotate(0) translateY(-4px);
  border-color:var(--orange);
}
.page-home .preview-card__title{
  margin:8px 0 0;
  font-size:16px;
  font-weight:700;
  letter-spacing:-.01em;
}
.page-home .preview-card__fields{
  display:grid;
  gap:4px;
  margin:10px 0 12px;
}
.page-home .preview-card__fields > div{
  display:grid;
  grid-template-columns:78px 1fr;
  gap:8px;
  font-size:12px;
}
.page-home .preview-card__fields dt{
  color:var(--muted);
}
.page-home .preview-card__fields dd{
  margin:0;
  color:var(--ink);
}
.page-home .preview-card__add{
  display:inline-block;
  font-size:13px;
  font-weight:700;
  color:var(--navy);
  text-decoration:none;
  border-bottom:2px solid var(--orange);
  padding-bottom:1px;
}
.page-home .preview-card__add:hover{
  color:var(--orange);
}

/* ---------- 章节头 ---------- */
.page-home .section-head{
  display:flex;
  align-items:flex-start;
  gap:14px;
  margin-bottom:clamp(22px,4vw,38px);
}
.page-home .section-head .annotation{
  margin-left:auto;
  color:var(--muted);
}
.page-home .section-title{
  margin:6px 0 0;
  font-size:clamp(26px,4vw,34px);
  line-height:1.22;
  letter-spacing:-.02em;
  font-weight:800;
  color:var(--ink);
}
.page-home .kicker{
  margin:0;
  font-family:var(--font-mono);
  font-size:11px;
  letter-spacing:.14em;
  color:var(--muted);
}

/* ---------- 分类轨道 ---------- */
.page-home .tracks{
  padding:clamp(44px,7vw,84px) 0;
}
.page-home .tracks__body{
  display:grid;
  gap:clamp(22px,4vw,40px);
}
.page-home .tracks__figure{
  margin:0;
}
.page-home .tracks__intro{
  margin:0 0 18px;
  font-size:16px;
  line-height:1.75;
  color:var(--ink);
  max-width:34em;
}
.page-home .rail{
  display:flex;
  gap:12px;
  list-style:none;
  margin:0;
  padding:4px 2px 14px;
  overflow-x:auto;
  scroll-snap-type:x mandatory;
  -webkit-overflow-scrolling:touch;
}
.page-home .rail:focus-visible{
  outline:2px solid var(--orange);
  outline-offset:4px;
}
.page-home .rail__node{
  flex:0 0 210px;
  scroll-snap-align:start;
  padding:14px 16px 16px;
  background:var(--white);
  border:1px solid var(--track);
  border-top:3px solid var(--navy);
  border-radius:var(--r-card);
}
.page-home .rail__node:nth-child(3n+2){
  border-top-color:var(--orange);
}
.page-home .rail__node:nth-child(3n){
  border-top-color:var(--signal);
}
.page-home .rail__num{
  font-size:11px;
  letter-spacing:.12em;
  color:var(--muted);
}
.page-home .rail__node h3{
  margin:6px 0 4px;
  font-size:16px;
  font-weight:700;
}
.page-home .rail__node p{
  margin:0;
  font-size:13px;
  line-height:1.65;
  color:var(--muted);
}
.page-home .tracks__note{
  margin:2px 0 0;
  font-size:12px;
  letter-spacing:.06em;
  color:var(--muted);
}

/* ---------- 对照表 ---------- */
.page-home .diff{
  padding:clamp(44px,7vw,84px) 0;
}
.page-home .diff__grid{
  display:grid;
  gap:clamp(22px,4vw,44px);
}
.page-home .diff__copy{
  font-size:16px;
  line-height:1.75;
  color:var(--ink);
}
.page-home .diff__copy p{
  margin:0 0 14px;
  max-width:32em;
}
.page-home .diff__copy .btn{
  margin-top:8px;
}
.page-home .diff__table{
  padding:0;
  overflow-x:auto;
  border:1px solid var(--track);
  border-radius:var(--r-card);
}
.page-home .diff__table table{
  width:100%;
  min-width:520px;
  border-collapse:collapse;
  font-size:13px;
}
.page-home .diff__table th,
.page-home .diff__table td{
  padding:11px 14px;
  text-align:left;
  border-bottom:1px solid var(--track);
  white-space:nowrap;
}
.page-home .diff__table thead th{
  background:var(--paper);
  font-size:11px;
  letter-spacing:.08em;
  color:var(--muted);
  font-weight:700;
  border-bottom:2px solid var(--navy);
}
.page-home .diff__table tbody th{
  font-weight:700;
  color:var(--navy);
}
.page-home .diff__table tbody td{
  color:var(--ink);
}
.page-home .diff__table tbody tr:last-child th,
.page-home .diff__table tbody tr:last-child td{
  border-bottom:none;
}
.page-home .diff__table tbody tr:hover td,
.page-home .diff__table tbody tr:hover th{
  background:rgba(46,196,182,.08);
}

/* ---------- 收藏 ---------- */
.page-home .keep{
  padding:clamp(44px,7vw,84px) 0;
  background:var(--white);
}
.page-home .keep__inner{
  display:grid;
  gap:clamp(24px,4vw,52px);
}
.page-home .keep__text{
  margin:14px 0 0;
  max-width:30em;
  font-size:16px;
  line-height:1.75;
  color:var(--ink);
}
.page-home .keep__list{
  list-style:none;
  margin:18px 0 22px;
  padding:0;
  display:grid;
  gap:9px;
}
.page-home .keep__list li{
  position:relative;
  padding-left:20px;
  font-size:14px;
  line-height:1.7;
  color:var(--ink);
}
.page-home .keep__list li::before{
  content:"";
  position:absolute;
  left:0;
  top:.62em;
  width:8px;
  height:8px;
  border-radius:50%;
  background:var(--signal);
}
.page-home .keep__figure{
  margin:0;
}

/* ---------- 批次 ---------- */
.page-home .batch{
  padding:0 0 clamp(44px,7vw,84px);
  background:var(--navy);
  color:var(--white);
}
.page-home .batch__figure{
  margin:0 0 clamp(26px,4vw,44px);
  border-radius:0 0 var(--r-card) var(--r-card);
  overflow:hidden;
}
.page-home .batch__head{
  display:flex;
  align-items:flex-start;
  gap:14px;
  margin-bottom:clamp(20px,3vw,30px);
}
.page-home .batch .section-num{
  background:var(--orange);
  color:var(--navy);
  font-weight:700;
}
.page-home .batch .kicker{
  color:var(--orange-soft);
}
.page-home .batch .section-title{
  color:var(--white);
}
.page-home .batch__no{
  font-size:1.15em;
  color:var(--orange);
  letter-spacing:.02em;
}
.page-home .batch__points{
  list-style:none;
  margin:0 0 26px;
  padding:0;
  display:grid;
  gap:20px;
}
.page-home .batch__points li{
  padding-top:14px;
  border-top:2px solid var(--orange);
}
.page-home .batch__points h3{
  margin:0 0 6px;
  font-size:16px;
  font-weight:700;
  color:var(--white);
}
.page-home .batch__points p{
  margin:0;
  font-size:14px;
  line-height:1.75;
  color:rgba(255,255,255,.7);
}
.page-home .batch .btn--primary{
  background:var(--orange);
  color:var(--navy);
}

/* ---------- 三条路径 ---------- */
.page-home .starts{
  padding:clamp(44px,7vw,88px) 0 clamp(52px,8vw,96px);
}
.page-home .starts__list{
  list-style:none;
  margin:0;
  padding:0;
  border-top:1px solid var(--track);
}
.page-home .start{
  display:grid;
  gap:8px;
  padding:20px 0;
  border-bottom:1px solid var(--track);
}
.page-home .start__no{
  font-size:11px;
  letter-spacing:.14em;
  color:var(--orange);
}
.page-home .start h3{
  margin:0;
  font-size:18px;
  font-weight:700;
  letter-spacing:-.01em;
  color:var(--navy);
}
.page-home .start p{
  margin:0;
  font-size:14px;
  line-height:1.75;
  color:var(--muted);
}
.page-home .start a{
  justify-self:start;
  font-size:14px;
  font-weight:700;
  color:var(--navy);
  text-decoration:none;
  border-bottom:2px solid var(--orange);
  padding-bottom:2px;
}
.page-home .start a:hover{
  color:var(--orange);
}
.page-home .starts__more{
  margin:24px 0 0;
  font-size:14px;
  line-height:1.8;
  color:var(--muted);
}
.page-home .starts__more a{
  color:var(--navy);
  text-decoration:none;
  border-bottom:1px solid var(--orange-soft);
  margin:0 2px;
}
.page-home .starts__more a:hover{
  color:var(--orange);
}

/* ---------- 响应式 ---------- */
@media (max-width:900px){
  .page-home .hero__annotation{
    display:none;
  }
  .page-home .hero__backdrop{
    position:static;
    height:220px;
    margin-bottom:-70px;
    opacity:1;
  }
  .page-home .preview-card{
    transform:none;
  }
  .page-home .preview-card--2,
  .page-home .preview-card--3{
    margin-top:10px;
    transform:none;
  }
  .page-home .hero__circuit{
    display:none;
  }
}

@media (min-width:760px){
  .page-home .batch__points{
    grid-template-columns:repeat(3,1fr);
    gap:24px;
  }
  .page-home .start{
    grid-template-columns:96px 180px 1fr auto;
    align-items:baseline;
    gap:20px;
  }
}

@media (min-width:901px){
  .page-home .hero__inner{
    grid-template-columns:5fr 7fr;
    align-items:start;
  }
  .page-home .hero__pick{
    padding-left:8px;
  }
}

@media (min-width:960px){
  .page-home .tracks__body{
    grid-template-columns:4fr 8fr;
    align-items:start;
  }
  .page-home .diff__grid{
    grid-template-columns:5fr 7fr;
    align-items:start;
  }
  .page-home .keep__inner{
    grid-template-columns:1fr 1fr;
    align-items:center;
  }
}

@media (prefers-reduced-motion:reduce){
  .page-home .preview-card,
  .page-home .search-shell{
    transition:none;
  }
  .page-home .preview-card:hover{
    transform:none;
  }
}
<<<END>>>