.page-home {
  --home-panel-pad: clamp(1.1rem, 2.8vw, 2.1rem);
  --home-gap: clamp(1.1rem, 3vw, 2rem);
  position: relative;
  padding-block: 1.4rem clamp(3rem, 7vw, 5rem);
}

.page-home .crumbs {
  margin-bottom: clamp(1rem, 3vw, 1.8rem);
}

/* ---------- 首屏 ---------- */
.page-home .home-open {
  position: relative;
  display: grid;
  gap: clamp(.7rem, 2vw, 1rem);
  padding-block: clamp(.6rem, 3vw, 1.6rem) clamp(1.2rem, 3vw, 2rem);
  border-bottom: 1px solid var(--line);
  overflow: hidden;
}

.page-home .home-open__title {
  margin: 0;
  max-width: 20ch;
  font-size: clamp(1.9rem, 5.6vw, 3.7rem);
  font-weight: 900;
  letter-spacing: .012em;
  line-height: 1.1;
  color: var(--white);
}

.page-home .home-open__statement {
  margin: 0;
  max-width: 24ch;
  font-size: clamp(1.05rem, 2.9vw, 1.7rem);
  font-weight: 700;
  letter-spacing: .02em;
  line-height: 1.35;
  color: var(--neon-soft);
}

.page-home .home-open__lead {
  margin: 0;
  max-width: 62ch;
}

.page-home .home-open__actions {
  display: flex;
  flex-wrap: wrap;
  gap: .6rem;
  margin-top: .4rem;
}

.page-home .home-beacon {
  position: absolute;
  top: -0.4rem;
  right: -1.2rem;
  width: clamp(6rem, 20vw, 11rem);
  height: auto;
  opacity: .55;
  pointer-events: none;
  transition: opacity .25s ease;
}

.page-home .home-open:hover .home-beacon {
  opacity: .95;
}

/* ---------- 首屏视觉带 ---------- */
.page-home .home-band {
  margin-top: clamp(1.2rem, 3vw, 2rem);
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--line);
}

.page-home .home-band .figure__media {
  --ratio: 16 / 9;
}

/* ---------- 坐标目录 ---------- */
.page-home .home-index {
  margin-top: clamp(1.4rem, 4vw, 2.6rem);
  padding: clamp(1rem, 2.8vw, 1.7rem);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background:
    linear-gradient(158deg, rgba(15, 58, 50, .5) 0%, rgba(10, 39, 69, .72) 48%, rgba(4, 20, 40, .6) 100%);
}

.page-home .home-index__cap {
  margin: 0 0 .9rem;
}

.page-home .home-index__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: .45rem;
  grid-template-columns: 1fr;
}

.page-home .home-index__link {
  display: grid;
  grid-template-columns: auto 1fr;
  grid-template-rows: auto auto;
  column-gap: .8rem;
  align-items: baseline;
  padding: .65rem .75rem;
  border: 1px solid transparent;
  border-radius: var(--radius);
  color: var(--white);
  text-decoration: none;
  transition: background .2s ease, border-color .2s ease, transform .2s ease;
}

.page-home .home-index__link:hover,
.page-home .home-index__link:focus-visible {
  background: rgba(0, 229, 208, .08);
  border-color: var(--ring);
  transform: translateY(-2px);
}

.page-home .home-index__num {
  grid-row: 1 / span 2;
  font-size: 1.05rem;
  font-weight: 500;
  color: var(--neon);
}

.page-home .home-index__label {
  font-weight: 700;
  font-size: 1rem;
}

.page-home .home-index__hint {
  font-size: .82rem;
  color: var(--mist);
}

/* ---------- 编号面板堆叠 ---------- */
.page-home .home-flow {
  margin-top: clamp(1.6rem, 4vw, 2.8rem);
}

.page-home .home-panel {
  display: grid;
  gap: clamp(.6rem, 2vw, 1.3rem);
  scroll-margin-top: 5.5rem;
}

.page-home .home-panel__rail {
  display: flex;
  align-items: center;
  gap: .8rem;
}

.page-home .home-panel__num {
  font-size: clamp(2.1rem, 7vw, 3.6rem);
  font-weight: 500;
  letter-spacing: .06em;
  line-height: 1;
  color: var(--neon);
}

.page-home .home-panel__rule {
  flex: 1;
  height: 1px;
  background: linear-gradient(90deg, var(--neon), transparent 88%);
  opacity: .5;
}

.page-home .home-panel__sheet {
  position: relative;
  padding: var(--home-panel-pad);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background:
    linear-gradient(155deg, rgba(18, 59, 99, .55) 0%, rgba(10, 39, 69, .86) 55%, rgba(4, 20, 40, .78) 100%);
  transition: transform .22s ease, border-color .22s ease, box-shadow .22s ease;
}

.page-home .home-panel__sheet::before {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 2px;
  background: linear-gradient(90deg, var(--neon), rgba(242, 184, 75, .5) 55%, transparent 92%);
  opacity: .7;
  border-radius: var(--radius) var(--radius) 0 0;
}

.page-home .home-panel__sheet:hover,
.page-home .home-panel__sheet:focus-within {
  transform: translateY(-2px);
  border-color: var(--ring);
  box-shadow: 0 14px 34px -22px rgba(0, 229, 208, .6);
}

.page-home .home-panel__title {
  margin: .3rem 0 .7rem;
  font-size: clamp(1.22rem, 3.4vw, 1.85rem);
  font-weight: 800;
  letter-spacing: .008em;
  line-height: 1.28;
  color: var(--white);
}

.page-home .home-panel__prose {
  max-width: 66ch;
}

.page-home .home-panel__prose p {
  margin: 0 0 .8rem;
}

.page-home .home-panel__prose p:last-child {
  margin-bottom: 0;
}

.page-home .home-panel__meta {
  margin-top: .9rem;
  color: var(--mist);
}

.page-home .home-panel__link {
  margin-top: 1.05rem;
}

/* ---------- 数据卡容器 ---------- */
.page-home .home-stats,
.page-home .home-ledger {
  display: grid;
  gap: .75rem;
  margin-top: 1.1rem;
  grid-template-columns: 1fr;
}

.page-home .home-ledger__card {
  border-left: 2px solid var(--gold);
}

/* ---------- 版本台账 ---------- */
.page-home .home-versions {
  display: flex;
  flex-wrap: wrap;
  gap: .35rem;
  list-style: none;
  margin: 1.1rem 0 0;
  padding: 0;
}

.page-home .home-versions__item {
  flex: 1 1 auto;
  min-width: 3.4rem;
  padding: .55rem .3rem;
  text-align: center;
  font-size: .82rem;
  color: var(--mist);
  border: 1px solid var(--line-soft);
  border-radius: var(--radius);
  background: rgba(4, 20, 40, .55);
}

.page-home .home-versions__item.is-current {
  color: var(--abyss);
  background: var(--gold);
  border-color: var(--gold);
  font-weight: 700;
}

.page-home .home-shot {
  margin-top: 1.2rem;
  border-radius: var(--radius);
  overflow: hidden;
}

.page-home .home-shot--wide .figure__media {
  --ratio: 3 / 2;
}

.page-home .home-shot--tall .figure__media {
  --ratio: 3 / 4;
}

/* ---------- 移动端 / 桌面端入口 ---------- */
.page-home .home-entry {
  display: grid;
  gap: .6rem;
  margin-top: 1.05rem;
  grid-template-columns: 1fr;
}

.page-home .home-entry__opt {
  position: relative;
  padding: .9rem 1rem;
  border: 1px solid var(--line-soft);
  border-radius: var(--radius);
  background: rgba(6, 30, 52, .62);
  transition: border-color .2s ease, background .2s ease, transform .2s ease;
}

.page-home .home-entry__opt:hover,
.page-home .home-entry__opt:focus-within,
.page-home .home-entry__opt:focus {
  border-color: var(--neon);
  background: rgba(0, 229, 208, .09);
  transform: translateY(-2px);
  outline: none;
}

.page-home .home-entry__tag {
  display: inline-block;
  margin-bottom: .35rem;
  padding: .12rem .5rem;
  font-size: .74rem;
  letter-spacing: .1em;
  color: var(--abyss);
  background: var(--neon-soft);
  border-radius: var(--radius);
}

.page-home .home-entry__text {
  margin: 0;
  font-size: .92rem;
  line-height: 1.65;
  color: var(--white);
}

/* ---------- 步骤列表 ---------- */
.page-home .home-steps {
  list-style: none;
  margin: 1.05rem 0 0;
  padding: 0;
  display: grid;
  gap: .5rem;
}

.page-home .home-steps li {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: .75rem;
  align-items: baseline;
  padding: .68rem .85rem;
  border-left: 2px solid var(--neon);
  background: rgba(0, 229, 208, .055);
  border-radius: 0 var(--radius) var(--radius) 0;
}

.page-home .home-steps__num {
  font-size: .85rem;
  color: var(--gold);
}

.page-home .home-steps__text {
  font-size: .95rem;
  line-height: 1.65;
  color: var(--white);
}

/* ---------- 场景索引 ---------- */
.page-home .home-scenes {
  display: grid;
  gap: .75rem;
  margin-top: 1.1rem;
  grid-template-columns: 1fr;
}

.page-home .home-scene {
  position: relative;
  display: grid;
  gap: .45rem;
  padding: 1.05rem 1.05rem 1.15rem;
  border: 1px solid var(--line-soft);
  border-radius: var(--radius);
  background: rgba(6, 30, 52, .58);
  color: var(--white);
  text-decoration: none;
  transition: border-color .2s ease, background .2s ease, transform .2s ease;
}

.page-home .home-scene:hover,
.page-home .home-scene:focus-visible {
  border-color: var(--neon);
  background: rgba(0, 229, 208, .075);
  transform: translateY(-2px);
}

.page-home .home-scene__num {
  font-size: .82rem;
  letter-spacing: .14em;
  color: var(--neon);
}

.page-home .home-scene__title {
  margin: 0;
  font-size: 1.02rem;
  font-weight: 700;
  line-height: 1.4;
}

.page-home .home-scene__text {
  margin: 0;
  font-size: .9rem;
  line-height: 1.68;
  color: var(--mist);
}

.page-home .home-scene__go {
  margin-top: .25rem;
  font-size: .86rem;
  color: var(--gold);
}

/* ---------- 坐标锚点 ---------- */
.page-home .home-anchor {
  display: grid;
  gap: clamp(1rem, 3vw, 1.8rem);
  margin-top: clamp(2rem, 5vw, 3.4rem);
  padding-top: clamp(1.4rem, 4vw, 2.4rem);
  border-top: 1px solid var(--line);
}

.page-home .home-anchor__title {
  margin: .3rem 0 .7rem;
  font-size: clamp(1.25rem, 3.6vw, 2rem);
  font-weight: 800;
  line-height: 1.28;
  color: var(--white);
}

.page-home .home-anchor__text {
  margin: 0 0 1rem;
  max-width: 60ch;
}

.page-home .home-anchor__figure {
  margin: 0;
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--line);
}

.page-home .home-anchor__figure .figure__media {
  --ratio: 2 / 1;
}

/* ---------- 平板及以上 ---------- */
@media (min-width: 680px) {
  .page-home .home-index__list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

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

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

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

/* ---------- 桌面端 ---------- */
@media (min-width: 900px) {
  .page-home .home-open {
    grid-template-columns: minmax(0, 1fr);
    padding-block: clamp(1rem, 3vw, 2.2rem) clamp(1.6rem, 3vw, 2.4rem);
  }

  .page-home .home-beacon {
    right: 2rem;
    top: 0;
    width: clamp(8rem, 14vw, 12rem);
  }

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

  .page-home .home-panel {
    grid-template-columns: minmax(80px, 132px) minmax(0, 1fr);
    align-items: start;
  }

  .page-home .home-panel__rail {
    flex-direction: column;
    align-items: flex-start;
    gap: .7rem;
    padding-top: .4rem;
  }

  .page-home .home-panel__rule {
    width: 1px;
    height: clamp(2rem, 6vw, 4rem);
    flex: 0 0 auto;
    background: linear-gradient(180deg, var(--neon), transparent 92%);
  }

  .page-home .home-panel__sheet--split {
    display: grid;
    grid-template-columns: minmax(0, 1.25fr) minmax(0, .75fr);
    gap: clamp(1rem, 3vw, 2rem);
    align-items: start;
  }

  .page-home .home-panel__sheet--split .home-shot {
    margin-top: .4rem;
  }

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

  .page-home .home-scenes > :nth-child(2n) {
    transform: translateY(12px);
  }

  .page-home .home-anchor {
    grid-template-columns: minmax(0, .8fr) minmax(0, 1.2fr);
    align-items: center;
  }

  .page-home .home-anchor__copy {
    padding-right: 1rem;
  }
}

/* ---------- 大屏微调 ---------- */
@media (min-width: 1200px) {
  .page-home .home-open__lead {
    max-width: 72ch;
  }

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

/* ---------- 减少动态效果 ---------- */
@media (prefers-reduced-motion: reduce) {
  .page-home .home-panel__sheet,
  .page-home .home-index__link,
  .page-home .home-scene,
  .page-home .home-entry__opt,
  .page-home .home-beacon {
    transition: none;
  }

  .page-home .home-scenes > :nth-child(2n) {
    transform: none;
  }
}
<<<END>>>