.page-home {
  --home-rail-gap: 10px;
  --home-card-bg: var(--ink-800);
}

/* ---------- 首屏：海报式分层 ---------- */
.page-home .hero {
  position: relative;
  overflow: hidden;
  background: var(--ink-900);
  padding: calc(var(--header-h) + 44px) 0 56px;
}

.page-home .hero::before {
  content: "";
  position: absolute;
  inset: auto 0 -12% 0;
  height: 62%;
  background: linear-gradient(135deg, rgba(23, 200, 166, .18), rgba(46, 155, 255, .08) 58%, transparent);
  clip-path: polygon(0 38%, 100% 0, 100% 100%, 0 100%);
  pointer-events: none;
}

.page-home .hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image: radial-gradient(rgba(148, 163, 196, .22) 1px, transparent 1px);
  background-size: 28px 28px;
  opacity: .35;
  pointer-events: none;
}

.page-home .hero-grid {
  position: relative;
  z-index: 1;
  display: grid;
  gap: 34px;
}

.page-home .hero-title {
  margin: 14px 0 0;
  font-size: clamp(36px, 7.6vw, 88px);
  font-weight: 800;
  letter-spacing: -.02em;
  line-height: 1.06;
  color: var(--mist);
}

.page-home .hero-lede {
  margin: 20px 0 0;
  max-width: 50ch;
  font-size: 17px;
  line-height: 1.75;
  color: rgba(242, 246, 255, .78);
}

.page-home .hero-actions {
  margin-top: 28px;
}

.page-home .hero-meta {
  margin: 24px 0 0;
  padding-top: 16px;
  border-top: 1px solid var(--line-28);
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--steel);
}

.page-home .hero-figure {
  position: relative;
  margin: 0;
  border-radius: var(--r-lg);
  overflow: hidden;
  background: linear-gradient(160deg, var(--ink-700), var(--ink-900));
  clip-path: polygon(0 5%, 100% 0, 100% 100%, 0 95%);
}

.page-home .hero-figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 11;
  object-fit: cover;
  opacity: .92;
}

.page-home .hero-figure-facts {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 8px 20px;
  padding: 18px 20px;
  background: linear-gradient(to top, rgba(7, 11, 34, .94), rgba(7, 11, 34, 0));
  font-size: 12px;
  color: var(--steel);
}

.page-home .hero-figure-facts .fact {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.page-home .hero-figure-facts .mono {
  color: var(--teal);
  letter-spacing: .08em;
}

/* ---------- 锚点索引 ---------- */
.page-home .anchor-rail {
  position: sticky;
  top: var(--header-h);
  z-index: 6;
  display: flex;
  gap: var(--home-rail-gap);
  overflow-x: auto;
  padding: 12px var(--gutter);
  background: var(--ink-800);
  border-bottom: 1px solid var(--line-28);
  scrollbar-width: none;
}

.page-home .anchor-rail::-webkit-scrollbar {
  display: none;
}

.page-home .rail-link {
  flex: 0 0 auto;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 7px 14px;
  border: 1px solid var(--line-40);
  border-radius: var(--r-pill);
  font-size: 13px;
  color: var(--steel);
  text-decoration: none;
  transition: color .2s var(--ease), border-color .2s var(--ease);
}

.page-home .rail-link .mono {
  font-size: 11px;
  color: var(--azure);
}

.page-home .rail-link:hover,
.page-home .rail-link:focus-visible {
  color: var(--mist);
  border-color: var(--teal);
}

/* ---------- 章节基调 ---------- */
.page-home .section-head {
  margin-bottom: 28px;
}

.page-home .axis-filters {
  display: grid;
  gap: 14px;
  margin: 0 0 26px;
}

.page-home .chip-group {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
}

.page-home .chip-label {
  margin-right: 4px;
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--steel);
}

.page-home .chip-input {
  position: absolute;
  width: 1px;
  height: 1px;
  clip-path: inset(50%);
  overflow: hidden;
  white-space: nowrap;
}

.page-home .chip-input:checked + .chip {
  background: var(--ink-600);
  border-color: var(--teal);
  color: var(--mist);
}

.page-home .chip-input:focus-visible + .chip {
  outline: 2px solid var(--teal);
  outline-offset: 2px;
}

/* ---------- 双轴条目 ---------- */
.page-home .axis-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
}

.page-home .axis-item {
  display: flex;
  flex-direction: column;
  gap: 10px;
  border: 1px solid var(--line-28);
  border-radius: var(--r-md);
  background: var(--home-card-bg);
  transition: border-color .2s var(--ease), background-color .2s var(--ease);
}

.page-home .axis-item:hover {
  border-color: var(--teal);
  background: var(--ink-700);
}

.page-home .axis-tag {
  margin: 0;
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--azure);
}

.page-home .axis-name {
  margin: 0;
  font-size: 19px;
  font-weight: 600;
  color: var(--mist);
}

.page-home .axis-desc {
  margin: 0;
  font-size: 15px;
  line-height: 1.7;
  color: var(--steel);
}

.page-home .axis-link {
  position: relative;
  align-self: flex-start;
  margin-top: auto;
  padding-top: 6px;
  font-size: 14px;
  color: var(--teal);
  text-decoration: none;
}

.page-home .axis-link::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -3px;
  width: 100%;
  height: 1px;
  background: currentColor;
  transform: scaleX(0);
  transform-origin: left;
  transition: transform .2s var(--ease);
}

.page-home .axis-link:hover::after,
.page-home .axis-link:focus-visible::after {
  transform: scaleX(1);
}

/* ---------- 核心指标 ---------- */
.page-home .metric-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 18px;
}

.page-home .metric-card {
  display: flex;
  flex-direction: column;
  gap: 14px;
  padding: clamp(20px, 3vw, 32px);
  border: 1px solid var(--line-28);
  border-radius: var(--r-lg);
  background: var(--ink-800);
  transition: border-color .2s var(--ease);
}

.page-home .metric-card:hover {
  border-color: var(--ink-600);
}

.page-home .metric-index {
  margin: 0;
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--steel);
}

.page-home .metric-title {
  margin: 0;
  font-size: clamp(22px, 3vw, 30px);
  font-weight: 700;
  letter-spacing: -.01em;
  color: var(--mist);
}

.page-home .metric-desc {
  margin: 0;
  font-size: 16px;
  line-height: 1.75;
  color: var(--steel);
}

.page-home .metric-figure {
  margin: 4px 0 0;
  border-radius: var(--r-md);
  overflow: hidden;
  background: var(--ink-900);
}

.page-home .metric-figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 4 / 3;
  object-fit: cover;
}

.page-home .metric-figure figcaption {
  padding: 10px 14px;
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--steel);
  background: var(--ink-900);
}

.page-home .metric-stats {
  margin: 2px 0 0;
}

/* ---------- 观察摘要 ---------- */
.page-home .report-list {
  border-top: 1px solid var(--line-28);
}

.page-home .report-item {
  display: grid;
  gap: 6px;
  padding: 22px 4px;
  border-bottom: 1px solid var(--line-28);
  text-decoration: none;
  transition: border-color .2s var(--ease), padding-left .2s var(--ease);
}

.page-home .report-item:hover {
  border-color: var(--teal);
  padding-left: 12px;
}

.page-home .report-tag {
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--azure);
}

.page-home .report-title {
  font-size: 19px;
  font-weight: 600;
  line-height: 1.5;
  color: var(--mist);
}

.page-home .report-item:hover .report-title {
  color: var(--teal);
}

.page-home .report-time {
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--steel);
}

.page-home .report-actions {
  margin-top: 26px;
}

/* ---------- 档案规模 ---------- */
.page-home .scale-stats {
  margin-bottom: 34px;
}

.page-home .cadence {
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
}

.page-home .cadence-item {
  padding: 18px 20px;
  border-radius: var(--r-md);
  background: rgba(35, 48, 122, .34);
  border-left: 2px solid var(--teal);
}

.page-home .cadence-time {
  margin: 0;
  font-size: 13px;
  letter-spacing: .06em;
  color: var(--teal);
}

.page-home .cadence-text {
  margin: 8px 0 0;
  font-size: 15px;
  line-height: 1.7;
  color: var(--steel);
}

.page-home .scale-note {
  margin: 26px 0 0;
  max-width: 68ch;
  font-size: 15px;
  line-height: 1.75;
  color: var(--steel);
}

.page-home .inline-link {
  color: var(--mist);
  text-decoration: none;
  box-shadow: inset 0 -1px 0 var(--teal);
  transition: color .2s var(--ease);
}

.page-home .inline-link:hover {
  color: var(--teal);
}

/* ---------- 信任与联系 ---------- */
.page-home .trust-visual {
  margin: 0 0 28px;
  border-radius: var(--r-lg);
  overflow: hidden;
  background: var(--ink-800);
}

.page-home .trust-visual img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 14 / 9;
  object-fit: cover;
  opacity: .78;
}

.page-home .trust-layout {
  display: grid;
  gap: 24px;
}

.page-home .trust-title {
  margin: 12px 0 0;
  font-size: clamp(26px, 4vw, 40px);
  font-weight: 700;
  letter-spacing: -.01em;
  line-height: 1.2;
  color: var(--mist);
}

.page-home .trust-text {
  margin: 16px 0 0;
  max-width: 66ch;
  font-size: 16px;
  line-height: 1.75;
  color: var(--steel);
}

.page-home .trust-contact {
  margin: 16px 0 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--mist);
}

.page-home .trust-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-home .axis-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .page-home .report-item {
    grid-template-columns: 130px 1fr;
    align-items: baseline;
    column-gap: 24px;
  }

  .page-home .report-time {
    grid-column: 2;
  }
}

@media (min-width: 768px) {
  .page-home .hero {
    padding: calc(var(--header-h) + 64px) 0 80px;
  }

  .page-home .axis-filters {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 20px 32px;
  }

  .page-home .metric-grid {
    gap: 22px;
  }

  .page-home .cadence {
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
  }
}

@media (min-width: 960px) {
  .page-home .hero-grid {
    grid-template-columns: 1.05fr .95fr;
    align-items: center;
    gap: 48px;
  }

  .page-home .hero-figure {
    clip-path: polygon(14% 0, 100% 0, 100% 100%, 0 100%);
  }

  .page-home .metric-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-home .report-item {
    grid-template-columns: 150px 1fr 210px;
  }

  .page-home .report-time {
    grid-column: 3;
    text-align: right;
  }

  .page-home .trust-layout {
    grid-template-columns: 1.15fr .85fr;
    align-items: center;
    gap: 40px;
  }

  .page-home .trust-actions {
    justify-content: flex-start;
  }
}

@media (min-width: 1024px) {
  .page-home .axis-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (min-width: 1500px) {
  .page-home .anchor-rail {
    position: fixed;
    left: 24px;
    top: 50%;
    transform: translateY(-50%);
    flex-direction: column;
    align-items: flex-start;
    overflow: visible;
    padding: 0;
    background: transparent;
    border-bottom: 0;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-home .rail-link,
  .page-home .axis-item,
  .page-home .axis-link::after,
  .page-home .metric-card,
  .page-home .report-item,
  .page-home .inline-link {
    transition-duration: 0ms;
  }
}
<<<END>>>