.page-home {
  --home-gap: 14px;
  --home-line: 1px solid var(--line-600);
  position: relative;
}

/* ---------- 首屏 ---------- */
.page-home .home-hero {
  position: relative;
  padding: calc(var(--header-h) + 30px) 0 clamp(44px, 7vw, 88px);
  overflow: hidden;
  isolation: isolate;
}

.page-home .home-hero::before {
  content: "";
  position: absolute;
  inset: -6% -10% auto -10%;
  height: 118%;
  z-index: -2;
  background-image:
    linear-gradient(to right, var(--line-600) 1px, transparent 1px),
    linear-gradient(to bottom, var(--line-600) 1px, transparent 1px);
  background-size: 68px 68px;
  opacity: .38;
  -webkit-mask-image: radial-gradient(ellipse at 26% 4%, #000 0%, transparent 72%);
  mask-image: radial-gradient(ellipse at 26% 4%, #000 0%, transparent 72%);
  pointer-events: none;
}

.page-home .home-hero::after {
  content: "";
  position: absolute;
  z-index: -1;
  top: -22%;
  right: -18%;
  width: 72vw;
  height: 72vw;
  max-width: 820px;
  max-height: 820px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(182, 255, 59, .13), transparent 64%);
  pointer-events: none;
}

.page-home .home-trail {
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 0 0 clamp(18px, 3vw, 32px);
  font-size: 12px;
  letter-spacing: .14em;
  color: var(--dim);
}

.page-home .home-trail__dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--route);
  box-shadow: 0 0 0 4px rgba(182, 255, 59, .16);
  flex: none;
}

.page-home .home-trail__now { color: var(--muted); }

.page-home .hero-collage {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--home-gap);
}

.page-home .hero-kicker {
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .2em;
  color: var(--copper);
}

.page-home h1 {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(46px, 11vw, 94px);
  line-height: .94;
  letter-spacing: -.035em;
  font-weight: 900;
  color: var(--text);
}

.page-home .hero-sub {
  margin: 18px 0 0;
  max-width: 34ch;
  font-size: clamp(15px, 1.7vw, 17px);
  line-height: 1.72;
  color: var(--muted);
}

.page-home .hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 26px;
}

.page-home .hero-media {
  position: relative;
  margin: 0;
  border: var(--home-line);
  background: var(--night-700);
  overflow: hidden;
  min-height: 190px;
}

.page-home .hero-media img {
  display: block;
  width: 100%;
  height: 100%;
  min-height: 190px;
  object-fit: cover;
}

.page-home .hero-media figcaption {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  padding: 26px 14px 12px;
  font-size: 12px;
  letter-spacing: .04em;
  color: var(--muted);
  background: linear-gradient(to top, rgba(6, 12, 24, .94), rgba(6, 12, 24, 0));
}

.page-home .hero-node {
  position: relative;
  display: grid;
  grid-template-columns: auto 1fr;
  grid-template-areas:
    "num title"
    "num text";
  column-gap: 14px;
  row-gap: 4px;
  align-items: center;
  padding: 16px 18px;
  border: var(--home-line);
  background: linear-gradient(160deg, var(--night-800), var(--night-900));
  text-decoration: none;
  color: var(--text);
  transition: border-color .16s var(--ease), transform .16s var(--ease), box-shadow .16s var(--ease);
}

.page-home .hero-node::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  width: 2px;
  height: 0;
  background: var(--route);
  transition: height .2s var(--ease);
}

.page-home .hero-node:hover,
.page-home .hero-node:focus-visible {
  border-color: var(--route);
  transform: translateY(-2px);
  box-shadow: 0 16px 34px -24px rgba(182, 255, 59, .85);
}

.page-home .hero-node:hover::before,
.page-home .hero-node:focus-visible::before { height: 100%; }

.page-home .hero-node__num {
  grid-area: num;
  font-family: var(--font-mono);
  font-size: 20px;
  color: var(--copper);
  letter-spacing: -.02em;
}

.page-home .hero-node__title {
  grid-area: title;
  font-size: 16px;
  font-weight: 700;
  letter-spacing: .01em;
}

.page-home .hero-node__text {
  grid-area: text;
  font-size: 12.5px;
  color: var(--dim);
  line-height: 1.5;
}

/* ---------- 章节通用 ---------- */
.page-home .home-band {
  position: relative;
  padding: clamp(46px, 8vw, 96px) 0;
  border-top: var(--home-line);
}

.page-home .home-band--tilt { border-top: 0; }

.page-home .home-band--tilt::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: clamp(18px, 3.2vw, 44px);
  background: linear-gradient(90deg, var(--route), rgba(182, 255, 59, 0) 62%);
  clip-path: polygon(0 0, 100% 100%, 0 100%);
  opacity: .5;
  pointer-events: none;
}

.page-home .chapter {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(22px, 4vw, 48px);
}

.page-home .chapter-rail {
  border-left: 1px solid var(--line-600);
  padding-left: 14px;
}

.page-home .chapter-rail__num {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 28px;
  line-height: 1;
  letter-spacing: -.02em;
  color: var(--copper);
}

.page-home .chapter-rail__note {
  margin: 8px 0 0;
  font-size: 12px;
  line-height: 1.65;
  color: var(--dim);
  max-width: 22ch;
}

.page-home .chapter-rail__list {
  list-style: none;
  margin: 14px 0 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 6px 14px;
}

.page-home .chapter-rail__list a {
  font-size: 13px;
  color: var(--muted);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  padding-bottom: 2px;
  transition: color .16s var(--ease), border-color .16s var(--ease);
}

.page-home .chapter-rail__list a:hover,
.page-home .chapter-rail__list a:focus-visible {
  color: var(--route);
  border-bottom-color: var(--route);
}

.page-home .chapter-body h2 {
  margin: 8px 0 0;
  font-family: var(--font-display);
  font-size: clamp(26px, 4.4vw, 44px);
  line-height: 1.12;
  letter-spacing: -.025em;
  font-weight: 800;
  color: var(--text);
}

.page-home .chapter-lede {
  margin: 14px 0 0;
  max-width: 54ch;
  font-size: 16px;
  line-height: 1.76;
  color: var(--muted);
}

.page-home .home-figure {
  margin: clamp(20px, 3.2vw, 32px) 0 0;
  border: var(--home-line);
  background: var(--night-700);
  overflow: hidden;
}

.page-home .home-figure--flush { margin: 0; }

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

/* ---------- 服务卡 ---------- */
.page-home .services-grid {
  display: grid;
  gap: var(--home-gap);
  margin-top: clamp(24px, 3.4vw, 36px);
}

.page-home .service-card {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 22px 22px 20px;
  border: var(--home-line);
  background: var(--night-800);
  transition: border-color .16s var(--ease);
}

.page-home .service-card:hover { border-color: var(--route-deep); }

.page-home .service-card h3 {
  margin: 0;
  font-size: 19px;
  line-height: 1.36;
  font-weight: 700;
  color: var(--text);
}

.page-home .service-card p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.74;
  color: var(--muted);
}

.page-home .service-card__link {
  margin-top: auto;
  padding-top: 10px;
  font-size: 14px;
  letter-spacing: .02em;
  color: var(--route);
  text-decoration: none;
  align-self: flex-start;
  border-bottom: 1px solid transparent;
  transition: border-color .16s var(--ease);
}

.page-home .service-card__link::after { content: " →"; }

.page-home .service-card__link:hover,
.page-home .service-card__link:focus-visible { border-bottom-color: var(--route); }

/* ---------- 目录快览 ---------- */
.page-home .catalog-panel {
  display: grid;
  gap: 20px;
  margin-top: 24px;
  padding: 20px;
  border: var(--home-line);
  background: linear-gradient(150deg, var(--night-800), var(--night-700));
}

.page-home .catalog-meta {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
}

.page-home .catalog-meta__item {
  border-left: 1px solid var(--line-600);
  padding-left: 10px;
}

.page-home .catalog-meta__term {
  display: block;
  margin-bottom: 6px;
  font-size: 11px;
  letter-spacing: .14em;
  color: var(--dim);
}

.page-home .catalog-meta__value {
  display: block;
  font-family: var(--font-mono);
  font-size: clamp(18px, 2.4vw, 24px);
  font-variant-numeric: tabular-nums;
  letter-spacing: -.02em;
  color: var(--copper-soft);
}

.page-home .catalog-filters__label {
  margin: 0 0 8px;
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--dim);
}

.page-home .catalog-filters__label + .catalog-filters__label { margin-top: 14px; }

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

.page-home .filter-tags li {
  padding: 5px 11px;
  border: 1px solid var(--line-600);
  border-radius: 999px;
  font-size: 12.5px;
  color: var(--muted);
  line-height: 1.4;
}

.page-home .filter-tags .filter-tags__on {
  border-color: var(--route);
  color: var(--route);
  background: rgba(182, 255, 59, .08);
}

.page-home .filter-tags .filter-tags__more {
  border-style: dashed;
  color: var(--dim);
}

.page-home .version-details {
  margin-top: 16px;
  border: var(--home-line);
  background: rgba(17, 33, 54, .62);
}

.page-home .version-details summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 13px 16px;
  font-size: 14px;
  color: var(--copper-soft);
  cursor: pointer;
  list-style: none;
}

.page-home .version-details summary::-webkit-details-marker { display: none; }

.page-home .version-details summary::after {
  content: "+";
  font-family: var(--font-mono);
  color: var(--route);
}

.page-home .version-details[open] summary::after { content: "–"; }

.page-home .version-details ul {
  margin: 0;
  padding: 0 18px 16px 30px;
  font-size: 14px;
  line-height: 1.78;
  color: var(--muted);
}

/* ---------- 导出与收藏 ---------- */
.page-home .export-grid {
  display: grid;
  gap: clamp(20px, 3.2vw, 34px);
  margin-top: 24px;
}

.page-home .export-format {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 2px;
}

.page-home .export-format li {
  display: grid;
  grid-template-columns: 84px minmax(0, 1fr);
  align-items: baseline;
  gap: 12px;
  padding: 11px 0;
  border-bottom: 1px solid var(--line-600);
}

.page-home .export-format strong {
  font-family: var(--font-mono);
  font-size: 13.5px;
  letter-spacing: .06em;
  color: var(--route);
}

.page-home .export-format span {
  font-size: 14px;
  line-height: 1.6;
  color: var(--muted);
}

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

.page-home .pick-list__label {
  margin: 22px 0 10px;
  font-size: 12px;
  letter-spacing: .12em;
  color: var(--dim);
}

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

.page-home .pick-list label {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 12px;
  border: 1px solid var(--line-600);
  background: rgba(11, 22, 38, .66);
  font-size: 13.5px;
  color: var(--muted);
  cursor: pointer;
  transition: border-color .16s var(--ease), color .16s var(--ease);
}

.page-home .pick-list input {
  width: 15px;
  height: 15px;
  flex: none;
  accent-color: var(--route);
}

.page-home .pick-list label:hover { border-color: var(--route-deep); }

.page-home .pick-list label:has(input:checked) {
  border-color: var(--route);
  color: var(--text);
}

/* ---------- 本地服务 ---------- */
.page-home .stat-row {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  margin-top: 24px;
  border: var(--home-line);
  background: var(--line-600);
}

.page-home .stat {
  padding: 18px 16px;
  background: var(--night-900);
}

.page-home .stat__num {
  display: block;
  font-family: var(--font-mono);
  font-size: clamp(24px, 3.4vw, 32px);
  line-height: 1;
  letter-spacing: -.03em;
  color: var(--text);
  font-variant-numeric: tabular-nums;
}

.page-home .stat__num em {
  font-style: normal;
  margin-left: 3px;
  font-size: .52em;
  color: var(--route);
}

.page-home .stat__label {
  display: block;
  margin-top: 8px;
  font-size: 12.5px;
  line-height: 1.55;
  color: var(--dim);
}

.page-home .local-lede {
  margin: 26px 0 0;
  font-size: 14.5px;
  color: var(--muted);
}

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

.page-home .team-split li {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
  padding: 10px 0;
  border-bottom: 1px solid var(--line-600);
  font-size: 14px;
  color: var(--muted);
}

.page-home .team-split b {
  font-family: var(--font-mono);
  font-weight: 500;
  color: var(--copper-soft);
  letter-spacing: .02em;
}

.page-home .local-note {
  margin: 20px 0 0;
  max-width: 56ch;
  font-size: 14.5px;
  line-height: 1.78;
  color: var(--muted);
}

.page-home .local-note + .service-card__link { margin-top: 18px; }

/* ---------- 专题与反馈出口 ---------- */
.page-home .exit-grid {
  display: grid;
  gap: var(--home-gap);
  margin-top: 24px;
}

.page-home .exit-card {
  position: relative;
  display: block;
  padding: 22px;
  border: var(--home-line);
  background: var(--night-800);
  text-decoration: none;
  color: var(--text);
  transition: border-color .16s var(--ease), transform .16s var(--ease);
}

.page-home .exit-card:hover,
.page-home .exit-card:focus-visible {
  border-color: var(--route);
  transform: translateY(-2px);
}

.page-home .exit-card__num {
  display: inline-block;
  margin-bottom: 12px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .2em;
  color: var(--copper);
}

.page-home .exit-card h3 {
  margin: 0;
  font-size: 19px;
  line-height: 1.36;
  font-weight: 700;
}

.page-home .exit-card p {
  margin: 10px 0 0;
  font-size: 14px;
  line-height: 1.72;
  color: var(--muted);
}

.page-home .exit-card__go {
  display: inline-block;
  margin-top: 16px;
  font-size: 13.5px;
  color: var(--route);
}

.page-home .exit-card__go::after { content: " →"; }

/* ---------- 结尾 ---------- */
.page-home .home-close {
  position: relative;
  padding: clamp(44px, 7vw, 84px) 0;
  border-top: var(--home-line);
  background:
    radial-gradient(ellipse at 18% 0%, rgba(182, 255, 59, .1), transparent 58%),
    var(--night-800);
}

.page-home .close-panel {
  max-width: 720px;
}

.page-home .close-panel h2 {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(26px, 4.4vw, 42px);
  line-height: 1.14;
  letter-spacing: -.025em;
  font-weight: 800;
  color: var(--text);
}

.page-home .close-lede {
  margin: 14px 0 0;
  font-size: 15px;
  line-height: 1.72;
  color: var(--muted);
}

.page-home .close-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 24px;
}

.page-home .close-contact {
  margin: 24px 0 0;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: .02em;
  color: var(--muted);
  display: flex;
  flex-wrap: wrap;
  gap: 8px 12px;
}

.page-home .close-contact a {
  color: var(--copper-soft);
  text-decoration: none;
  border-bottom: 1px solid var(--line-600);
  transition: border-color .16s var(--ease);
}

.page-home .close-contact a:hover,
.page-home .close-contact a:focus-visible { border-bottom-color: var(--copper); }

/* ---------- 响应式 ---------- */
@media (min-width: 560px) {
  .page-home .pick-list { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .page-home .team-split { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 0 24px; }
}

@media (min-width: 760px) {
  .page-home .catalog-panel {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    padding: 24px;
  }
  .page-home .stat-row { grid-template-columns: repeat(4, minmax(0, 1fr)); }
  .page-home .services-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .page-home .service-card--wide { grid-column: 1 / -1; }
  .page-home .exit-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (min-width: 900px) {
  .page-home .chapter {
    grid-template-columns: minmax(0, 210px) minmax(0, 1fr);
    align-items: start;
  }
  .page-home .chapter-rail {
    position: sticky;
    top: calc(var(--header-h) + 24px);
    padding-left: 16px;
  }
  .page-home .chapter-rail__list {
    flex-direction: column;
    gap: 9px;
  }
  .page-home .export-grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    align-items: start;
  }
}

@media (min-width: 980px) {
  .page-home .hero-collage {
    grid-template-columns: repeat(12, minmax(0, 1fr));
    grid-template-areas:
      "lead lead lead lead lead lead lead media media media media media"
      "lead lead lead lead lead lead lead media media media media media"
      "n1 n1 n1 n1 n2 n2 n2 n2 n2 n3 n3 n3";
    gap: 16px;
  }
  .page-home .hero-lead { grid-area: lead; align-self: center; padding-right: clamp(0px, 2vw, 28px); }
  .page-home .hero-media { grid-area: media; min-height: 380px; }
  .page-home .hero-media img { min-height: 380px; }
  .page-home .hero-node--a { grid-area: n1; }
  .page-home .hero-node--b { grid-area: n2; }
  .page-home .hero-node--c { grid-area: n3; }
  .page-home .hero-node { padding: 18px 20px; }
}

@media (min-width: 1200px) {
  .page-home .catalog-panel {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 1fr);
    gap: 32px;
  }
  .page-home .hero-media { min-height: 420px; }
  .page-home .hero-media img { min-height: 420px; }
}

@media (prefers-reduced-motion: reduce) {
  .page-home .hero-node,
  .page-home .exit-card,
  .page-home .service-card,
  .page-home .pick-list label {
    transition: none;
  }
  .page-home .hero-node:hover,
  .page-home .exit-card:hover { transform: none; }
}
<<<END>>>