.page-home{
  --home-pad: clamp(18px, 3vw, 30px);
  --home-gap: clamp(16px, 2.4vw, 26px);
}

.page-home .crumbs{
  padding-top: 18px;
}

/* ---------- 首屏 ---------- */
.page-home .home-hero{
  border-top: 0;
  background:
    radial-gradient(120% 92% at 86% 6%, rgba(40, 224, 255, .11), transparent 60%),
    radial-gradient(90% 70% at 4% 92%, rgba(255, 106, 42, .07), transparent 62%),
    linear-gradient(180deg, #0A0E14 0%, var(--ink-900) 74%);
}

.page-home .home-hero__grid{
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 22px;
  padding-block: clamp(26px, 6vw, 54px) clamp(18px, 3vw, 30px);
}

.page-home .home-hero__rail{
  display: none;
}

.page-home .home-hero__railword{
  writing-mode: vertical-rl;
  text-orientation: mixed;
  letter-spacing: .34em;
  font-size: 11px;
  color: var(--text-dim);
}

.page-home .home-hero__railtick{
  flex: 1 1 auto;
  width: 1px;
  min-height: 60px;
  background: linear-gradient(180deg, var(--cyan), var(--line) 70%, transparent);
}

.page-home .home-hero__railnum{
  font-size: 12px;
  color: var(--orange);
  letter-spacing: .1em;
}

.page-home .home-hero__title{
  margin: 10px 0 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(2.3rem, 7.2vw, 4.4rem);
  line-height: 1.04;
  letter-spacing: -.025em;
  color: var(--text-hi);
}

.page-home .home-hero__lede{
  margin-top: 18px;
  max-width: 46ch;
  color: var(--text-dim);
}

.page-home .home-hero__actions{
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 24px;
}

.page-home .home-hero__stats{
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
  margin: 26px 0 0;
  padding-top: 16px;
  border-top: 1px solid var(--line);
}

.page-home .home-hero__stats dt{
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--text-dim);
}

.page-home .home-hero__stats dd{
  margin: 6px 0 0;
  font-family: var(--font-mono);
  font-size: clamp(1.35rem, 3.4vw, 1.85rem);
  line-height: 1;
  color: var(--cyan);
}

.page-home .home-hero__fig{
  margin: 0;
  border: 2px solid var(--line);
  box-shadow: var(--shadow-hard);
  background: var(--ink-800);
  padding: 10px;
}

.page-home .figure__frame{
  overflow: hidden;
}

.page-home .figure__img{
  display: block;
  max-width: 100%;
  height: auto;
}

/* ---------- 章节跳转条 ---------- */
.page-home .home-toc{
  display: flex;
  flex-wrap: wrap;
  gap: 8px 10px;
  margin: 0;
  padding: 0 0 clamp(18px, 4vw, 34px);
  list-style: none;
}

.page-home .home-toc a{
  display: inline-flex;
  align-items: center;
  padding: 8px 12px;
  border: 1px solid var(--line);
  background: var(--ink-800);
  color: var(--text-dim);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .04em;
  text-decoration: none;
  transition: color .18s var(--ease), border-color .18s var(--ease), background .18s var(--ease);
}

.page-home .home-toc a:hover,
.page-home .home-toc a:focus-visible{
  border-color: var(--cyan);
  color: var(--text-hi);
  background: var(--cyan-deep);
}

/* ---------- 目录墙 ---------- */
.page-home .home-dir__head{
  max-width: 62ch;
}

.page-home .home-dir__grid{
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--home-gap);
  margin-top: clamp(20px, 3vw, 32px);
}

.page-home .dir-card{
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: var(--home-pad);
  background: var(--ink-800);
  border: 2px solid var(--line);
  box-shadow: var(--shadow-hard);
  text-decoration: none;
  color: inherit;
  transition: transform .22s var(--ease), border-color .22s var(--ease), background .22s var(--ease);
}

.page-home .dir-card:hover,
.page-home .dir-card:focus-visible{
  border-color: var(--cyan);
  background: #121A24;
  transform: translate(-2px, -3px);
}

.page-home .dir-card__num{
  font-size: 12px;
  letter-spacing: .22em;
  color: var(--orange);
}

.page-home .dir-card__title{
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(1.25rem, 2.6vw, 1.6rem);
  letter-spacing: -.01em;
  color: var(--text-hi);
}

.page-home .dir-card__desc{
  font-size: 15px;
  line-height: 1.75;
  color: var(--text-dim);
}

.page-home .dir-card__more{
  max-height: 0;
  overflow: hidden;
  opacity: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  line-height: 1.7;
  color: var(--cyan);
  border-left: 2px solid var(--cyan);
  padding-left: 0;
  transition: max-height .28s var(--ease), opacity .2s var(--ease), padding-left .2s var(--ease);
}

.page-home .dir-card:hover .dir-card__more,
.page-home .dir-card:focus-visible .dir-card__more{
  max-height: 140px;
  opacity: 1;
  padding-left: 10px;
}

@media (min-width: 700px){
  .page-home .home-dir__grid{
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 1000px){
  .page-home .home-dir__grid{
    grid-template-columns: repeat(6, minmax(0, 1fr));
  }
  .page-home .dir-card--a{ grid-column: span 4; }
  .page-home .dir-card--b{ grid-column: span 2; }
  .page-home .dir-card--c{ grid-column: span 2; }
  .page-home .dir-card--d{ grid-column: span 4; }
  .page-home .dir-card--a .dir-card__desc,
  .page-home .dir-card--d .dir-card__desc{ font-size: 16px; }
}

/* ---------- 移动端改版 ---------- */
.page-home .home-mobile__top{
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--home-gap);
  align-items: start;
}

.page-home .home-mobile__main{
  padding: var(--home-pad);
}

.page-home .home-mobile__text{
  margin-top: 14px;
  color: var(--text-dim);
}

.page-home .home-mobile__list{
  list-style: none;
  margin: 20px 0 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-home .home-mobile__list li{
  display: grid;
  grid-template-columns: 34px minmax(0, 1fr);
  gap: 10px;
  align-items: start;
  padding-top: 12px;
  border-top: 1px solid var(--line-soft);
  font-size: 15px;
  line-height: 1.7;
  color: var(--text-dim);
}

.page-home .home-mobile__list li .mono{
  font-size: 12px;
  color: var(--orange);
  padding-top: 3px;
}

.page-home .home-mobile__list strong{
  color: var(--text-hi);
  font-weight: 700;
}

.page-home .home-mobile__link{
  margin: 22px 0 0;
}

.page-home .home-mobile__fig{
  margin: 0;
  border: 2px solid var(--line);
  background: var(--ink-800);
  box-shadow: var(--shadow-hard);
  padding: 10px;
}

.page-home .home-mobile__flow{
  margin-top: var(--home-gap);
  padding: var(--home-pad);
}

.page-home .home-mobile__svg{
  display: block;
  width: 100%;
  height: auto;
  margin-top: 14px;
  overflow: visible;
}

.page-home .flow-device rect,
.page-home .flow-device line{
  fill: none;
  stroke: var(--line);
  stroke-width: 2;
}

.page-home .flow-device:first-of-type rect{
  fill: rgba(40, 224, 255, .06);
  stroke: var(--cyan);
}

.page-home .flow-mark circle{
  fill: var(--orange);
}

.page-home .flow-mark line{
  stroke: var(--line);
  stroke-width: 1;
  stroke-dasharray: 4 5;
}

.page-home .flow-label text{
  fill: var(--text-dim);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .12em;
}

.page-home .home-mobile__caption{
  margin: 12px 0 0;
  font-size: 13px;
  line-height: 1.7;
  color: var(--text-dim);
}

/* ---------- 两条路径 ---------- */
.page-home .home-paths__track{
  display: flex;
  flex-direction: column;
  gap: var(--home-gap);
  margin-top: clamp(20px, 3vw, 30px);
}

.page-home .path-card{
  display: flex;
  flex-direction: column;
  gap: 14px;
  padding: var(--home-pad);
  background: var(--ink-800);
  border: 2px solid var(--line);
  box-shadow: var(--shadow-hard);
}

.page-home .path-card--alt{
  background: linear-gradient(158deg, var(--cyan-deep) 0%, var(--ink-800) 64%);
  border-color: rgba(40, 224, 255, .48);
}

.page-home .path-card__badge{
  align-self: flex-start;
  padding: 5px 9px;
  font-size: 11px;
  letter-spacing: .16em;
  color: var(--ink-on-cyan);
  background: var(--cyan);
}

.page-home .path-card--alt .path-card__badge{
  color: var(--text-hi);
  background: var(--orange-deep);
  border: 1px solid var(--orange);
}

.page-home .path-card__title{
  margin: 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(1.3rem, 2.8vw, 1.7rem);
  line-height: 1.25;
  color: var(--text-hi);
}

.page-home .path-card__text{
  margin: 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--text-dim);
}

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

.page-home .path-steps li{
  counter-increment: step;
  display: grid;
  grid-template-columns: 32px minmax(0, 1fr);
  gap: 10px;
  align-items: start;
  font-size: 15px;
  line-height: 1.7;
  color: var(--text-dim);
}

.page-home .path-steps li::before{
  content: counter(step, decimal-leading-zero);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  height: 26px;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--cyan);
  border: 1px solid var(--line);
  background: var(--ink-700);
}

.page-home .path-steps--orange li::before{
  color: var(--orange);
  border-color: rgba(255, 106, 42, .45);
  background: var(--orange-deep);
}

.page-home .path-card__fig{
  margin: 4px 0 0;
  padding: 8px;
  border: 1px solid var(--line);
  background: var(--ink-900);
}

.page-home .path-card__fig .figure__img{
  width: 100%;
  aspect-ratio: 16 / 10;
  object-fit: cover;
}

.page-home .path-card__fig--square .figure__img{
  aspect-ratio: 4 / 3;
}

.page-home .path-card__link{
  margin: 2px 0 0;
}

@media (min-width: 920px){
  .page-home .home-paths__track{
    flex-direction: row;
    overflow-x: auto;
    scroll-snap-type: x mandatory;
    padding: 6px 6px 26px;
    gap: 20px;
    scrollbar-color: var(--line) transparent;
  }
  .page-home .path-card{
    flex: 0 0 min(48%, 520px);
    scroll-snap-align: start;
  }
}

/* ---------- 服务响应 ---------- */
.page-home .home-service__grid{
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--home-gap);
  align-items: start;
}

.page-home .home-service__main{
  padding: var(--home-pad);
}

.page-home .home-service__text{
  margin-top: 14px;
  color: var(--text-dim);
  max-width: 52ch;
}

.page-home .home-service__rows{
  list-style: none;
  margin: 20px 0 0;
  padding: 0;
  display: grid;
  gap: 8px;
}

.page-home .home-service__row{
  display: grid;
  grid-template-columns: 84px minmax(0, 1fr);
  gap: 12px;
  align-items: center;
  padding: 10px 0;
  border-top: 1px solid var(--line-soft);
}

.page-home .home-service__key{
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--text-dim);
}

.page-home .home-service__val{
  font-size: 15px;
  line-height: 1.6;
  color: var(--text-hi);
  overflow-wrap: anywhere;
}

.page-home .home-service__row .copy-btn{
  justify-self: start;
  text-align: left;
  max-width: 100%;
}

.page-home .home-service__side{
  padding: var(--home-pad);
}

.page-home .home-service__side-title{
  margin: 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.1rem;
  letter-spacing: .01em;
  color: var(--text-hi);
}

.page-home .home-service__tips{
  list-style: none;
  margin: 14px 0 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-home .home-service__tips li{
  position: relative;
  padding-left: 16px;
  font-size: 14px;
  line-height: 1.7;
  color: var(--text-dim);
}

.page-home .home-service__tips li::before{
  content: "";
  position: absolute;
  left: 0;
  top: 8px;
  width: 6px;
  height: 6px;
  background: var(--orange);
}

.page-home .home-service__side .contact-note{
  margin-top: 16px;
  padding-top: 14px;
  border-top: 1px solid var(--line-soft);
  font-size: 12px;
  line-height: 1.7;
  color: var(--text-dim);
}

.page-home .home-service__icp{
  margin: 14px 0 0;
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--text-dim);
}

.page-home .home-service__foot{
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 10px;
  margin-top: var(--home-gap);
  padding-top: 14px;
  border-top: 1px solid var(--line);
}

.page-home .home-service__top,
.page-home .home-service__more{
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--text-dim);
  text-decoration: none;
}

.page-home .home-service__top:hover,
.page-home .home-service__top:focus-visible,
.page-home .home-service__more:hover,
.page-home .home-service__more:focus-visible{
  color: var(--cyan);
}

/* ---------- 桌面栅格 ---------- */
@media (min-width: 920px){
  .page-home .home-hero__grid{
    grid-template-columns: 62px minmax(0, 1.05fr) minmax(0, .95fr);
    gap: clamp(22px, 3vw, 42px);
    align-items: stretch;
  }

  .page-home .home-hero__rail{
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    padding: 10px 0;
    border-right: 1px solid var(--line-soft);
  }

  .page-home .home-mobile__top{
    grid-template-columns: minmax(0, 1.15fr) minmax(0, .85fr);
  }

  .page-home .home-mobile__fig{
    margin-top: 34px;
  }

  .page-home .home-service__grid{
    grid-template-columns: minmax(0, 1.32fr) minmax(0, .68fr);
  }
}

@media (min-width: 1100px){
  .page-home .home-hero__fig{
    padding: 12px;
  }
}

@media (prefers-reduced-motion: reduce){
  .page-home .dir-card,
  .page-home .home-toc a,
  .page-home .dir-card__more{
    transition: none;
  }
  .page-home .dir-card:hover,
  .page-home .dir-card:focus-visible{
    transform: none;
  }
  .page-home .dir-card__more{
    max-height: none;
    opacity: 1;
    padding-left: 10px;
  }
}
<<<END>>>