.page-home {
  --home-hair: rgba(201, 214, 216, .28);
  --home-hair-soft: rgba(201, 214, 216, .16);
  --home-ink-soft: rgba(244, 247, 246, .82);
  --home-ink-faint: rgba(244, 247, 246, .58);
}

/* ============ 首屏 ============ */
.page-home .hero-home {
  position: relative;
  background: var(--ink);
  color: var(--white);
  overflow: hidden;
}

.page-home .hero-home::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background:
    radial-gradient(120% 78% at 84% 10%, rgba(30, 122, 140, .32), transparent 62%),
    radial-gradient(78% 58% at 4% 94%, rgba(232, 163, 61, .11), transparent 60%);
}

.page-home .hero-home__grid {
  position: relative;
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(28px, 5vw, 56px);
  padding: calc(var(--header-h) + 48px) 0 var(--step);
}

.page-home .hero-home__eyebrow {
  margin: 0 0 18px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .14em;
  color: var(--terra);
}

.page-home .hero-home h1 {
  margin: 0 0 22px;
  font-family: var(--font-sans);
  font-weight: 800;
  font-size: clamp(34px, 6.4vw, 62px);
  line-height: 1.08;
  letter-spacing: -.01em;
  color: var(--white);
  max-width: 12ch;
}

.page-home .hero-home__lead {
  margin: 0 0 30px;
  max-width: 48ch;
  font-family: var(--font-serif);
  font-size: clamp(15px, 1.6vw, 17px);
  line-height: 1.85;
  color: var(--home-ink-soft);
}

.page-home .hero-home__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: clamp(32px, 5vw, 48px);
}

.page-home .hero-home__stats {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
  margin: 0;
  padding-top: 24px;
  border-top: 1px solid var(--home-hair-soft);
}

.page-home .hero-home__stat dt {
  margin: 0 0 6px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .08em;
  color: var(--home-ink-faint);
}

.page-home .hero-home__stat dd {
  margin: 0;
  font-family: var(--font-sans);
  font-weight: 800;
  font-size: clamp(17px, 2.4vw, 24px);
  letter-spacing: -.01em;
  color: var(--white);
}

.page-home .hero-home__visual {
  position: relative;
  display: flex;
  align-items: flex-end;
  min-height: clamp(300px, 46vw, 520px);
  padding: clamp(18px, 4%, 36px);
  border-radius: var(--r-xl);
  overflow: hidden;
  isolation: isolate;
  background: linear-gradient(155deg, #0B2229 0%, var(--deep) 56%, var(--ink) 100%);
}

.page-home .hero-home__img {
  position: absolute;
  inset: 0;
  z-index: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: .32;
}

.page-home .hero-home__contours {
  position: absolute;
  inset: 0;
  z-index: 1;
  width: 100%;
  height: 100%;
}

.page-home .hero-home__badge {
  position: absolute;
  top: clamp(18px, 4%, 34px);
  right: clamp(18px, 4%, 34px);
  z-index: 2;
  display: flex;
  flex-direction: column;
  gap: 2px;
  padding: 12px 18px;
  border-radius: var(--r-lg);
  border: 1px solid rgba(232, 163, 61, .5);
  background: rgba(14, 27, 31, .72);
}

.page-home .hero-home__badge-key {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .1em;
  color: var(--home-ink-faint);
}

.page-home .hero-home__badge-num {
  font-family: var(--font-sans);
  font-weight: 800;
  font-size: clamp(24px, 3.4vw, 34px);
  line-height: 1.1;
  letter-spacing: -.01em;
  color: var(--amber);
}

.page-home .hero-home__index {
  position: relative;
  z-index: 2;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  width: 100%;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-home .hero-home__index li {
  padding: 6px 13px;
  border-radius: var(--r-pill);
  border: 1px solid var(--home-hair);
  background: rgba(14, 27, 31, .55);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .04em;
  color: var(--home-ink-soft);
}

/* ============ 通用分栏 ============ */
.page-home .home-split {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(24px, 4vw, 52px);
}

.page-home .v12-aside,
.page-home .path-note,
.page-home .local-aside {
  min-width: 0;
}

/* ============ 第12版更新摘要 ============ */
.page-home .v12-list {
  margin: 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--line);
}

.page-home .v12-item {
  display: grid;
  grid-template-columns: 1fr;
  gap: 6px;
  padding: 22px 0;
  border-bottom: 1px solid var(--line);
}

.page-home .v12-item__no {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--sky);
}

.page-home .v12-item__title {
  margin: 0 0 8px;
  font-family: var(--font-sans);
  font-weight: 800;
  font-size: clamp(17px, 2vw, 20px);
  line-height: 1.4;
  letter-spacing: -.01em;
  color: var(--ink);
}

.page-home .v12-item__text {
  margin: 0 0 12px;
  max-width: 62ch;
  font-family: var(--font-serif);
  font-size: 15px;
  line-height: 1.85;
  color: var(--slate);
}

.page-home .v12-item__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0;
}

/* ============ 端侧差异 ============ */
.page-home .device-switch {
  margin-top: clamp(32px, 5vw, 56px);
  border-radius: var(--r-xl);
  border: 1px solid var(--home-hair-soft);
  background: rgba(18, 65, 74, .42);
  overflow: hidden;
}

.page-home .device-switch__radio {
  position: absolute;
  width: 1px;
  height: 1px;
  margin: -1px;
  padding: 0;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
  border: 0;
}

.page-home .device-switch__tabs {
  display: flex;
  border-bottom: 1px solid var(--home-hair-soft);
}

.page-home .device-switch__tab {
  flex: 1 1 0;
  min-width: 0;
  padding: 16px 12px;
  text-align: center;
  font-family: var(--font-sans);
  font-weight: 600;
  font-size: 13px;
  letter-spacing: .02em;
  color: var(--home-ink-faint);
  cursor: pointer;
  transition: color .2s linear, background-color .2s linear;
  overflow-wrap: break-word;
}

.page-home .device-switch__tab:hover {
  color: var(--white);
}

.page-home .device-switch__radio:focus-visible + .device-switch__tabs .device-switch__tab {
  outline: 2px solid var(--amber);
  outline-offset: -2px;
}

.page-home #home-device-pc:checked ~ .device-switch__tabs .device-switch__tab--pc,
.page-home #home-device-mobile:checked ~ .device-switch__tabs .device-switch__tab--mobile {
  color: var(--white);
  background: rgba(30, 122, 140, .24);
  box-shadow: inset 0 -2px 0 var(--amber);
}

.page-home .device-switch__panel {
  display: none;
  padding: clamp(20px, 3vw, 34px);
}

.page-home #home-device-pc:checked ~ .device-switch__panels .device-switch__panel--pc,
.page-home #home-device-mobile:checked ~ .device-switch__panels .device-switch__panel--mobile {
  display: block;
}

.page-home .device-facts {
  margin: 0;
  display: grid;
}

.page-home .device-facts__row {
  display: grid;
  grid-template-columns: 1fr;
  gap: 4px;
  padding: 16px 0;
  border-bottom: 1px solid var(--home-hair-soft);
}

.page-home .device-facts__row:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}

.page-home .device-facts dt {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--amber);
}

.page-home .device-facts dd {
  margin: 0;
  max-width: 60ch;
  font-family: var(--font-serif);
  font-size: 15px;
  line-height: 1.85;
  color: var(--home-ink-soft);
}

/* ============ 步骤树 ============ */
.page-home .path-tree {
  position: relative;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-home .path-node {
  position: relative;
  padding-left: 42px;
}

.page-home .path-node::before {
  content: "";
  position: absolute;
  left: 10px;
  top: 20px;
  z-index: 1;
  width: 11px;
  height: 11px;
  border-radius: 50%;
  border: 2px solid var(--sky);
  background: var(--mist);
}

.page-home .path-node::after {
  content: "";
  position: absolute;
  left: 16px;
  top: 38px;
  bottom: 0;
  width: 1px;
  background: var(--line);
}

.page-home .path-node:last-child::after {
  display: none;
}

.page-home .path-node .disclosure {
  border-bottom: 1px solid var(--line);
}

.page-home .path-node:last-child .disclosure {
  border-bottom: 0;
}

.page-home .path-node .disclosure__head {
  display: flex;
  align-items: baseline;
  gap: 14px;
  width: 100%;
  padding: 16px 0;
  background: none;
  border: 0;
  text-align: left;
  font: inherit;
  color: var(--ink);
  cursor: pointer;
}

.page-home .path-node .disclosure__title {
  flex: 1 1 auto;
  font-family: var(--font-sans);
  font-weight: 600;
  font-size: clamp(16px, 1.8vw, 18px);
  line-height: 1.5;
  letter-spacing: -.01em;
}

.page-home .path-node__step {
  flex: 0 0 auto;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--sky);
}

.page-home .path-node .disclosure__inner {
  padding: 0 0 18px;
}

.page-home .path-node .disclosure__inner p {
  margin: 0;
  max-width: 62ch;
  font-family: var(--font-serif);
  font-size: 15px;
  line-height: 1.85;
  color: var(--slate);
}

.page-home .path-note {
  align-self: start;
  padding: 24px;
  border-radius: var(--r-lg);
  border-left: 3px solid var(--sky);
  background: var(--white);
}

.page-home .path-note__label {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .12em;
  color: var(--sky);
}

.page-home .path-note__text {
  margin: 0 0 20px;
  font-family: var(--font-serif);
  font-size: 15px;
  line-height: 1.85;
  color: var(--slate);
}

/* ============ 主题索引 ============ */
.page-home .topics-stage {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(24px, 4vw, 48px);
}

.page-home .topics-stage__figure {
  margin: 0;
  border-radius: var(--r-lg);
  overflow: hidden;
  background: var(--deep);
}

.page-home .topics-stage__figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 3 / 2;
  object-fit: cover;
  opacity: .9;
}

.page-home .topics-stage__body {
  min-width: 0;
}

.page-home .topics-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
}

.page-home .topic-card {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 20px;
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  background: var(--white);
  text-decoration: none;
  color: inherit;
  transition: border-color .2s linear, transform .2s linear, box-shadow .2s linear;
}

.page-home .topic-card:hover,
.page-home .topic-card:focus-visible {
  border-color: var(--sky);
  transform: translateY(-3px);
  box-shadow: var(--shadow-soft);
}

.page-home .topic-card__title {
  font-family: var(--font-sans);
  font-weight: 800;
  font-size: 18px;
  letter-spacing: -.01em;
  color: var(--ink);
}

.page-home .topic-card__desc {
  font-family: var(--font-serif);
  font-size: 14px;
  line-height: 1.7;
  color: var(--slate);
}

.page-home .topic-card__meta {
  margin-top: 4px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .06em;
  color: var(--sky);
}

/* ============ 宽幅过渡带 ============ */
.page-home .band-home {
  position: relative;
  background: var(--deep);
  overflow: hidden;
}

.page-home .band-home__img {
  display: block;
  width: 100%;
  height: clamp(160px, 24vw, 280px);
  object-fit: cover;
  opacity: .58;
}

/* ============ 本地服务 ============ */
.page-home .local-main {
  min-width: 0;
}

.page-home .contact-row {
  display: grid;
  grid-template-columns: 1fr;
  gap: 4px;
  padding: 18px 0;
  border-top: 1px solid var(--home-hair-soft);
}

.page-home .contact-row:last-of-type {
  border-bottom: 1px solid var(--home-hair-soft);
}

.page-home .contact-row__key {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .1em;
  color: var(--amber);
}

.page-home .contact-row__value {
  font-family: var(--font-serif);
  font-size: clamp(15px, 1.7vw, 17px);
  line-height: 1.7;
  color: var(--home-ink-soft);
  overflow-wrap: break-word;
}

.page-home .notice {
  margin-top: 24px;
}

.page-home .local-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
}

/* ============ 响应式 ============ */
@media (min-width: 640px) {
  .page-home .v12-item {
    grid-template-columns: 68px minmax(0, 1fr);
    gap: 20px;
    align-items: start;
  }

  .page-home .device-facts__row {
    grid-template-columns: 118px minmax(0, 1fr);
    gap: 24px;
    align-items: baseline;
  }

  .page-home .contact-row {
    grid-template-columns: 92px minmax(0, 1fr);
    gap: 22px;
    align-items: baseline;
  }

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

  .page-home .topics-grid > .topic-card:last-child {
    grid-column: 1 / -1;
  }
}

@media (min-width: 900px) {
  .page-home .hero-home__grid {
    grid-template-columns: 38fr 62fr;
    gap: clamp(36px, 4.5vw, 64px);
    align-items: center;
  }

  .page-home .home-split--38-62 {
    grid-template-columns: 38fr 62fr;
    align-items: start;
  }

  .page-home .home-split--62-38 {
    grid-template-columns: 62fr 38fr;
    align-items: start;
  }

  .page-home .v12-aside,
  .page-home .local-aside {
    position: sticky;
    top: calc(var(--header-h) + 32px);
  }

  .page-home .topics-stage {
    grid-template-columns: 38fr 62fr;
    align-items: start;
  }

  .page-home .topics-stage__figure {
    position: sticky;
    top: calc(var(--header-h) + 32px);
  }

  .page-home .band-home__img {
    height: clamp(200px, 20vw, 300px);
  }
}

@media (min-width: 1180px) {
  .page-home .hero-home__grid {
    padding-bottom: calc(var(--step) + 16px);
  }

  .page-home .topics-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 16px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-home .topic-card {
    transition: none;
  }

  .page-home .topic-card:hover,
  .page-home .topic-card:focus-visible {
    transform: none;
  }
}
<<<END>>>