.page-home{
  --home-gap: clamp(40px, 7vw, 88px);
  background: var(--ink);
  color: var(--text);
  overflow-x: hidden;
}

/* 首屏 */
.page-home .hero{
  position: relative;
  isolation: isolate;
  padding: calc(var(--header-h) + 48px) 0 clamp(36px, 6vw, 64px);
}
.page-home .hero::before{
  content: "";
  position: absolute;
  inset: -12% -18% auto -18%;
  height: 82%;
  z-index: -2;
  background: linear-gradient(135deg, var(--zone) 0%, rgba(11,31,25,.6) 45%, transparent 78%);
  clip-path: polygon(0 0, 100% 0, 100% 58%, 0 100%);
  opacity: .9;
}
.page-home .hero::after{
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background-image:
    linear-gradient(var(--line) 1px, transparent 1px),
    linear-gradient(90deg, var(--line) 1px, transparent 1px);
  background-size: 64px 64px;
  opacity: .16;
  -webkit-mask-image: radial-gradient(120% 85% at 18% 0%, #000 28%, transparent 76%);
  mask-image: radial-gradient(120% 85% at 18% 0%, #000 28%, transparent 76%);
}
.page-home .hero-grid{
  display: grid;
  gap: clamp(28px, 5vw, 52px);
  align-items: center;
}
.page-home .hero h1{
  margin: 14px 0 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(34px, 8.4vw, 76px);
  line-height: 1.04;
  letter-spacing: .01em;
}
.page-home .hero-lead{
  margin: 18px 0 0;
  max-width: 36em;
  color: var(--muted);
  font-size: clamp(15px, 1.6vw, 17px);
  line-height: 1.72;
}
.page-home .hero-actions{
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 26px;
}
.page-home .hero-facts{
  display: flex;
  flex-wrap: wrap;
  gap: 10px 26px;
  margin: 30px 0 0;
  padding: 18px 0 0;
  list-style: none;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 13px;
}
.page-home .hero-num{
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 18px;
  color: var(--cyan);
  margin-right: 4px;
}
.page-home .hero-visual{
  position: relative;
}
.page-home .hero-visual img{
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
  clip-path: polygon(0 7%, 100% 0, 100% 93%, 0 100%);
  filter: saturate(.92) contrast(1.05);
}
.page-home .hero-visual::after{
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  border: 1px solid var(--line);
  clip-path: polygon(0 7%, 100% 0, 100% 93%, 0 100%);
}
.page-home .hero-badge{
  position: absolute;
  top: 14px;
  right: 10px;
  z-index: 2;
}

/* 段落标题 */
.page-home .section-head{
  display: grid;
  gap: 10px;
  margin-bottom: clamp(20px, 3vw, 34px);
}
.page-home .section-head h2{
  margin: 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(26px, 4.6vw, 44px);
  line-height: 1.1;
}
.page-home .section-head--split{
  gap: 14px;
}
.page-home .section-note{
  margin: 0;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.7;
  max-width: 34em;
}

/* 坐标卡 */
.page-home .entry-map{
  padding: var(--home-gap) 0 0;
}
.page-home .entry-grid{
  display: grid;
  gap: 12px;
  grid-template-columns: 1fr;
}
.page-home .coord-card{
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 22px 20px 18px;
  border: 1px solid var(--line);
  border-radius: 2px;
  background: linear-gradient(158deg, var(--panel) 0%, var(--ink) 88%);
  color: var(--text);
  text-decoration: none;
  box-shadow: var(--shadow);
  transition: border-color .3s ease, transform .3s ease;
}
.page-home .coord-card::before{
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  width: 2px;
  height: 0;
  background: var(--cyan);
  transition: height .35s ease;
}
.page-home .coord-card:hover,
.page-home .coord-card:focus-visible{
  border-color: rgba(95, 242, 214, .45);
  transform: translateY(-2px);
}
.page-home .coord-card:hover::before,
.page-home .coord-card:focus-visible::before{
  height: 100%;
}
.page-home .coord-num{
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: .16em;
  color: var(--cyan);
}
.page-home .coord-name{
  font-family: var(--font-display);
  font-size: 22px;
  font-weight: 700;
  letter-spacing: .02em;
}
.page-home .coord-desc{
  color: var(--muted);
  font-size: 14px;
  line-height: 1.65;
  transition: color .3s ease;
}
.page-home .coord-card:hover .coord-desc{
  color: var(--text);
}
.page-home .coord-go{
  margin-top: auto;
  padding-top: 10px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--cyan-soft);
}

/* V4 专区 */
.page-home .v4{
  margin-top: var(--home-gap);
  padding: var(--home-gap) 0;
  border-top: 1px solid var(--line);
  background: linear-gradient(180deg, rgba(18, 51, 42, .55) 0%, transparent 62%);
}
.page-home .v4-grid{
  display: grid;
  gap: clamp(24px, 4vw, 48px);
  align-items: center;
}
.page-home .v4-figure{
  border: 1px solid var(--line);
  background: var(--panel);
  padding: 8px;
  box-shadow: var(--shadow);
}
.page-home .v4-figure img{
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
}
.page-home .v4-copy h2{
  margin: 10px 0 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(26px, 4.6vw, 44px);
  line-height: 1.12;
}
.page-home .v4-lead{
  margin: 14px 0 0;
  color: var(--muted);
  font-size: 15px;
  line-height: 1.72;
  max-width: 34em;
}
.page-home .v4-list{
  list-style: none;
  margin: 22px 0 0;
  padding: 0;
}
.page-home .v4-list li{
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 14px;
  padding: 14px 0;
  border-top: 1px solid var(--line);
}
.page-home .v4-list li:last-child{
  border-bottom: 1px solid var(--line);
}
.page-home .v4-index{
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 700;
  color: var(--orange);
  padding-top: 4px;
}
.page-home .v4-list h3{
  margin: 0 0 4px;
  font-size: 16px;
  font-weight: 600;
  letter-spacing: .01em;
}
.page-home .v4-list p{
  margin: 0;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.68;
}
.page-home .v4-cta{
  margin-top: 22px;
}

/* 内容栏目 */
.page-home .columns{
  padding: var(--home-gap) 0;
  border-top: 1px solid var(--line);
}
.page-home .type-grid{
  display: grid;
  gap: 0;
}
.page-home .type-item{
  padding: 18px 0;
  border-top: 1px solid var(--line);
}
.page-home .type-item:last-child{
  border-bottom: 1px solid var(--line);
}
.page-home .type-num{
  display: block;
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: .14em;
  color: var(--cyan);
  margin-bottom: 8px;
}
.page-home .type-item h3{
  margin: 0 0 6px;
  font-size: 17px;
  font-weight: 600;
}
.page-home .type-item p{
  margin: 0;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.68;
}
.page-home .columns-foot{
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 14px 22px;
  margin-top: 24px;
}
.page-home .columns-foot p{
  margin: 0;
  color: var(--muted);
  font-size: 13px;
}

/* 更新节奏 */
.page-home .rhythm{
  padding: var(--home-gap) 0;
  border-top: 1px solid var(--line);
  background: linear-gradient(180deg, rgba(18, 51, 42, .45) 0%, transparent 60%);
}
.page-home .rhythm-grid{
  display: grid;
  gap: clamp(24px, 4vw, 44px);
  align-items: center;
}
.page-home .rhythm-copy h2{
  margin: 10px 0 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(26px, 4.6vw, 44px);
  line-height: 1.12;
}
.page-home .rhythm-lead{
  margin: 14px 0 22px;
  color: var(--muted);
  font-size: 15px;
  line-height: 1.72;
  max-width: 34em;
}
.page-home .rhythm-stats{
  display: grid;
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}
.page-home .stat{
  background: var(--ink);
  padding: 16px 16px 18px;
}
.page-home .stat-num{
  display: block;
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: clamp(22px, 3vw, 30px);
  color: var(--cyan);
  letter-spacing: .02em;
}
.page-home .stat-label{
  display: block;
  margin-top: 6px;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.6;
}
.page-home .rhythm-note{
  margin: 20px 0 0;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.72;
}
.page-home .rhythm-note a{
  color: var(--cyan-soft);
  text-decoration: none;
  border-bottom: 1px solid rgba(155, 255, 233, .4);
}
.page-home .rhythm-note a:hover{
  color: var(--cyan);
}
.page-home .rhythm-figure{
  border: 1px solid var(--line);
  padding: 8px;
  background: var(--panel);
}
.page-home .rhythm-figure img{
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
}

/* 支持入口 */
.page-home .support{
  padding: var(--home-gap) 0 clamp(56px, 9vw, 110px);
  border-top: 1px solid var(--line);
}
.page-home .support-grid{
  display: grid;
  gap: clamp(24px, 4vw, 48px);
}
.page-home .support-copy h2{
  margin: 10px 0 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(26px, 4.6vw, 42px);
  line-height: 1.12;
}
.page-home .support-lead{
  margin: 14px 0 0;
  color: var(--muted);
  font-size: 15px;
  line-height: 1.72;
  max-width: 30em;
}
.page-home .path-card{
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 14px;
  align-items: start;
  padding: 18px 16px;
  margin-bottom: 10px;
  border: 1px solid var(--line);
  border-left: 2px solid var(--zone);
  background: var(--panel);
  color: var(--text);
  text-decoration: none;
  transition: border-left-color .3s ease, background-color .3s ease, transform .3s ease;
}
.page-home .path-card:hover,
.page-home .path-card:focus-visible{
  border-left-color: var(--cyan);
  background: var(--zone);
  transform: translateX(3px);
}
.page-home .path-num{
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 700;
  color: var(--orange);
  padding-top: 3px;
}
.page-home .path-body{
  display: block;
}
.page-home .path-body strong{
  display: block;
  font-size: 16px;
  font-weight: 600;
  margin-bottom: 4px;
}
.page-home .path-body span{
  display: block;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.66;
}

/* 中屏 */
@media (min-width: 600px){
  .page-home .rhythm-stats{
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 760px){
  .page-home .entry-grid{
    grid-template-columns: repeat(6, minmax(0, 1fr));
  }
  .page-home .coord-card--a{ grid-column: span 3; }
  .page-home .coord-card--b{ grid-column: span 3; }
  .page-home .coord-card--c{ grid-column: span 4; }
  .page-home .coord-card--d{ grid-column: span 2; }
  .page-home .coord-card--a,
  .page-home .coord-card--d{
    min-height: 176px;
  }
  .page-home .coord-card--b,
  .page-home .coord-card--c{
    min-height: 208px;
  }
  .page-home .section-head--split{
    grid-template-columns: minmax(0, 1fr) minmax(0, .85fr);
    align-items: end;
    gap: 24px;
  }
  .page-home .type-grid{
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 0 22px;
  }
  .page-home .type-item{
    border-bottom: 1px solid var(--line);
    padding: 20px 0 22px;
  }
}

@media (min-width: 900px){
  .page-home .hero-grid{
    grid-template-columns: minmax(0, 1.04fr) minmax(0, .96fr);
  }
  .page-home .v4-grid{
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.06fr);
  }
  .page-home .rhythm-grid{
    grid-template-columns: minmax(0, .95fr) minmax(0, 1.05fr);
  }
  .page-home .support-grid{
    grid-template-columns: minmax(0, .82fr) minmax(0, 1.18fr);
  }
  .page-home .path-card{
    padding: 20px 22px;
  }
}

@media (prefers-reduced-motion: reduce){
  .page-home .coord-card,
  .page-home .coord-card::before,
  .page-home .path-card,
  .page-home .coord-desc{
    transition: none;
  }
  .page-home .coord-card:hover,
  .page-home .path-card:hover{
    transform: none;
  }
}
<<<END>>>