.page-home {
  --home-pad: clamp(56px, 8vw, 104px);
  --home-gap: clamp(32px, 5vw, 64px);
  background: var(--ink);
  color: var(--paper);
}

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

.page-home a:focus-visible,
.page-home [tabindex="0"]:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 3px;
}

/* ---------- 首屏 ---------- */

.page-home .home-hero {
  background:
    radial-gradient(120% 90% at 88% 4%, rgba(217, 164, 65, 0.16) 0%, rgba(217, 164, 65, 0) 56%),
    radial-gradient(90% 80% at 2% 96%, rgba(79, 195, 232, 0.1) 0%, rgba(79, 195, 232, 0) 52%),
    var(--ink);
  color: var(--paper);
  padding-block: clamp(28px, 5vw, 60px) clamp(48px, 7vw, 96px);
}

.page-home .hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(28px, 4vw, 44px);
}

.page-home .hero-primary {
  min-width: 0;
}

.page-home .home-hero .breadcrumb {
  margin: 0 0 16px;
  font-size: 0.8rem;
  color: var(--paper-faint);
}

.page-home .hero-primary h1 {
  margin: 12px 0 18px;
  font-size: clamp(1.9rem, 5.4vw, 3.5rem);
  font-weight: 800;
  line-height: 1.08;
  letter-spacing: -0.02em;
  color: var(--paper);
}

.page-home .hero-primary .lede {
  margin: 0 0 26px;
  max-width: 34em;
  font-size: clamp(1rem, 1.5vw, 1.1rem);
  line-height: 1.78;
  color: var(--paper-dim);
}

.page-home .hero-cta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 14px 22px;
}

.page-home .hero-cta-note {
  margin: 0;
  max-width: 24em;
  font-family: var(--font-mono);
  font-size: 0.76rem;
  line-height: 1.6;
  color: var(--paper-faint);
}

.page-home .index-map {
  margin-top: clamp(30px, 4.5vw, 48px);
  padding-top: 22px;
  border-top: 1px solid var(--line);
}

.page-home .index-map-title {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  color: var(--gold);
}

.page-home .index-path {
  width: 100%;
  height: auto;
  display: block;
  margin: 16px 0 6px;
}

.page-home .index-steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
}

.page-home .index-step {
  display: grid;
  grid-template-columns: 2.4rem minmax(0, 1fr);
  gap: 14px;
  padding: 15px 0;
  border-top: 1px solid var(--line-soft);
}

.page-home .index-step:first-child {
  border-top: 0;
  padding-top: 4px;
}

.page-home .step-num {
  font-family: var(--font-mono);
  font-size: 0.86rem;
  color: var(--gold);
  padding-top: 3px;
}

.page-home .step-body h3 {
  margin: 0 0 4px;
  font-size: 1rem;
  font-weight: 700;
  color: var(--paper);
}

.page-home .step-body p {
  margin: 0;
  font-size: 0.88rem;
  line-height: 1.72;
  color: var(--paper-dim);
}

.page-home .hero-aside {
  display: grid;
  gap: 18px;
  align-content: start;
  min-width: 0;
}

.page-home .hero-figure {
  margin: 0;
  border-radius: var(--radius-organic);
  overflow: hidden;
}

.page-home .version-card {
  background: var(--ink-2);
  border: 1px solid var(--line);
  border-radius: var(--radius-organic);
  padding: clamp(20px, 3vw, 28px);
  transition: transform 0.22s var(--ease), border-color 0.22s var(--ease), box-shadow 0.22s var(--ease);
}

.page-home .version-card:hover,
.page-home .version-card:focus-within {
  transform: translateY(-4px);
  border-color: rgba(79, 195, 232, 0.55);
  box-shadow: 0 20px 44px -26px rgba(0, 0, 0, 0.9);
}

.page-home .version-head {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
}

.page-home .version-batch {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.06em;
  color: var(--paper-faint);
}

.page-home .version-figure {
  margin: 14px 0 6px;
  display: flex;
  align-items: baseline;
  gap: 8px;
}

.page-home .version-num {
  font-family: var(--font-mono);
  font-size: clamp(2.6rem, 7vw, 3.6rem);
  font-weight: 200;
  line-height: 1;
  letter-spacing: -0.02em;
  color: var(--gold-soft);
}

.page-home .version-suffix {
  font-size: 0.88rem;
  color: var(--paper-dim);
}

.page-home .version-desc {
  margin: 0 0 14px;
  font-size: 0.88rem;
  line-height: 1.72;
  color: var(--paper-dim);
}

.page-home .version-facts {
  margin: 0 0 16px;
  padding: 0;
  display: grid;
}

.page-home .version-facts > div {
  display: grid;
  grid-template-columns: 4.2rem minmax(0, 1fr);
  gap: 10px;
  padding: 9px 0;
  border-top: 1px solid var(--line-soft);
}

.page-home .version-facts dt {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.06em;
  color: var(--paper-faint);
}

.page-home .version-facts dd {
  margin: 0;
  font-size: 0.84rem;
  line-height: 1.62;
  color: var(--paper);
}

.page-home .version-link {
  display: inline-block;
  font-size: 0.86rem;
  color: var(--cyan);
}

/* ---------- 六项范围 ---------- */

.page-home .home-scope {
  background: var(--paper);
  color: var(--ink);
  padding-block: var(--home-pad);
}

.page-home .home-scope .eyebrow {
  color: var(--clay);
}

.page-home .scope-head {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 24px;
  align-items: end;
  margin-bottom: clamp(24px, 4vw, 40px);
}

.page-home .scope-intro {
  margin: 0;
  max-width: 48ch;
  font-size: 0.96rem;
  line-height: 1.78;
  color: var(--slate);
}

.page-home .scope-figure {
  margin: 0;
  border-radius: var(--radius-organic);
  overflow: hidden;
}

.page-home .scope-rail {
  display: grid;
  grid-auto-flow: column;
  grid-auto-columns: minmax(240px, 82vw);
  gap: 0;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  border-top: 1px solid var(--line-ink);
  border-bottom: 1px solid var(--line-ink);
  padding-bottom: 2px;
}

.page-home .scope-item {
  scroll-snap-align: start;
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 22px 20px 24px;
  border-left: 1px solid var(--line-ink);
  background: transparent;
  transition: background-color 0.22s var(--ease), transform 0.22s var(--ease);
}

.page-home .scope-item:first-child {
  border-left: 0;
}

.page-home .scope-item:hover,
.page-home .scope-item:focus-within {
  background: rgba(181, 113, 79, 0.09);
  transform: translateY(-4px);
}

.page-home .scope-num {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  letter-spacing: 0.1em;
  color: var(--clay);
}

.page-home .scope-name {
  margin: 0;
  font-size: 1.08rem;
  font-weight: 700;
  color: var(--ink);
}

.page-home .scope-scene {
  margin: 0;
  font-size: 0.88rem;
  line-height: 1.72;
  color: var(--slate);
}

.page-home .scope-result {
  margin: auto 0 0;
  padding-top: 12px;
  border-top: 1px solid var(--line-ink);
  font-size: 0.86rem;
  line-height: 1.66;
  color: var(--ink);
}

.page-home .scope-foot {
  margin: 22px 0 0;
  font-size: 0.88rem;
  line-height: 1.7;
  color: var(--slate);
}

.page-home .home-scope .link {
  color: var(--clay);
}

/* ---------- 维护情况 ---------- */

.page-home .home-upkeep {
  background: var(--mist);
  color: var(--ink);
  padding-block: var(--home-pad);
}

.page-home .home-upkeep .eyebrow {
  color: var(--clay);
}

.page-home .upkeep-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--home-gap);
}

.page-home .upkeep-lede {
  margin: 0;
  max-width: 48ch;
  font-size: 0.96rem;
  line-height: 1.78;
  color: var(--slate);
}

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

.page-home .upkeep-list li {
  display: grid;
  gap: 6px;
  padding: 15px 0;
  border-bottom: 1px solid var(--line-ink);
}

.page-home .upkeep-key {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.04em;
  color: var(--clay);
}

.page-home .upkeep-list li p {
  margin: 0;
  font-size: 0.9rem;
  line-height: 1.72;
  color: var(--ink);
}

.page-home .upkeep-foot {
  margin: 20px 0 0;
  max-width: 52ch;
  font-size: 0.86rem;
  line-height: 1.72;
  color: var(--slate);
}

.page-home .upkeep-figure {
  margin: 0;
  border-radius: var(--radius-organic);
  overflow: hidden;
}

.page-home .upkeep-figure .media-caption {
  font-size: 0.76rem;
  line-height: 1.6;
}

/* ---------- 三条路径 ---------- */

.page-home .home-paths {
  background: var(--ink-2);
  color: var(--paper);
  padding-block: var(--home-pad);
}

.page-home .paths-head {
  margin-bottom: clamp(24px, 4vw, 40px);
}

.page-home .path-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 18px;
  align-items: start;
}

.page-home .path-card {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 24px 22px 26px;
  border: 1px solid var(--line-soft);
  border-radius: var(--radius-organic);
  background: rgba(244, 239, 230, 0.035);
  transition: transform 0.22s var(--ease), border-color 0.22s var(--ease), background-color 0.22s var(--ease);
}

.page-home .path-card:hover,
.page-home .path-card:focus-within {
  transform: translateY(-4px);
  border-color: rgba(79, 195, 232, 0.55);
  background: rgba(244, 239, 230, 0.06);
}

.page-home .path-tag {
  align-self: flex-start;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  color: var(--ink);
  background: var(--gold-soft);
  padding: 4px 9px;
  border-radius: 2px;
}

.page-home .path-title {
  margin: 0;
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--paper);
}

.page-home .path-desc {
  margin: 0;
  font-size: 0.88rem;
  line-height: 1.72;
  color: var(--paper-dim);
}

.page-home .path-steps {
  list-style: none;
  counter-reset: pathstep;
  margin: 4px 0 0;
  padding: 0;
  display: grid;
  gap: 8px;
}

.page-home .path-steps li {
  counter-increment: pathstep;
  position: relative;
  padding-left: 28px;
  font-size: 0.85rem;
  line-height: 1.66;
  color: var(--paper-dim);
}

.page-home .path-steps li::before {
  content: counter(pathstep, decimal-leading-zero);
  position: absolute;
  left: 0;
  top: 1px;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--gold);
}

.page-home .path-link {
  margin-top: 8px;
  font-size: 0.86rem;
  color: var(--cyan);
}

/* ---------- 下一步 ---------- */

.page-home .home-next {
  background:
    linear-gradient(180deg, rgba(232, 102, 61, 0.09) 0%, rgba(18, 22, 28, 0) 62%),
    var(--ink);
  color: var(--paper);
  padding-block: var(--home-pad);
}

.page-home .next-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--home-gap);
  align-items: center;
}

.page-home .next-main p:not(.eyebrow) {
  margin: 0 0 24px;
  max-width: 40ch;
  font-size: 0.94rem;
  line-height: 1.78;
  color: var(--paper-dim);
}

.page-home .next-side {
  display: grid;
  border-top: 1px solid var(--line);
}

.page-home .next-link {
  display: grid;
  gap: 6px;
  padding: 20px 0;
  border-bottom: 1px solid var(--line);
  text-decoration: none;
  color: inherit;
  transition: padding-left 0.22s var(--ease), border-color 0.22s var(--ease);
}

.page-home .next-link:hover,
.page-home .next-link:focus-visible {
  padding-left: 12px;
  border-color: var(--cyan);
}

.page-home .next-link-title {
  font-size: 1.04rem;
  font-weight: 700;
  color: var(--paper);
}

.page-home .next-link-desc {
  font-size: 0.85rem;
  line-height: 1.66;
  color: var(--paper-dim);
}

/* ---------- 响应式 ---------- */

@media (min-width: 640px) {
  .page-home .upkeep-list li {
    grid-template-columns: 8.5rem minmax(0, 1fr);
    gap: 18px;
    align-items: baseline;
  }
}

@media (min-width: 900px) {
  .page-home .hero-grid {
    grid-template-columns: repeat(12, minmax(0, 1fr));
    gap: var(--home-gap);
  }

  .page-home .hero-primary {
    grid-column: 1 / span 7;
  }

  .page-home .hero-aside {
    grid-column: 8 / span 5;
  }

  .page-home .scope-head {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: var(--home-gap);
  }

  .page-home .upkeep-grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    align-items: start;
  }

  .page-home .path-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 22px;
  }

  .page-home .path-card:nth-child(2) {
    margin-top: 26px;
  }

  .page-home .path-card:nth-child(3) {
    margin-top: 52px;
  }

  .page-home .next-grid {
    grid-template-columns: minmax(0, 6fr) minmax(0, 6fr);
  }
}

@media (min-width: 1024px) {
  .page-home .scope-rail {
    grid-auto-flow: row;
    grid-auto-columns: auto;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    overflow-x: visible;
    padding-bottom: 0;
  }

  .page-home .scope-item {
    border-left: 1px solid var(--line-ink);
  }

  .page-home .scope-item:nth-child(3n + 1) {
    border-left: 0;
  }

  .page-home .scope-item:nth-child(n + 4) {
    border-top: 1px solid var(--line-ink);
  }

  .page-home .scope-item:hover,
  .page-home .scope-item:focus-within {
    background: rgba(181, 113, 79, 0.09);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-home .version-card,
  .page-home .scope-item,
  .page-home .path-card,
  .page-home .next-link {
    transition: none;
  }

  .page-home .version-card:hover,
  .page-home .version-card:focus-within,
  .page-home .scope-item:hover,
  .page-home .scope-item:focus-within,
  .page-home .path-card:hover,
  .page-home .path-card:focus-within {
    transform: none;
  }

  .page-home .next-link:hover,
  .page-home .next-link:focus-visible {
    padding-left: 0;
  }
}
<<<END>>>