.page-home {
  --h-radius: 16px;
  --h-shadow: 0 18px 40px rgba(0, 0, 0, .38);
  display: block;
  background: var(--ink);
  color: var(--text-ink);
  font-family: var(--font-body);
  font-size: var(--step-0);
  line-height: 1.75;
  overflow-x: clip;
}

.page-home h1,
.page-home h2,
.page-home h3 {
  font-family: var(--font-head);
  font-weight: 800;
  line-height: 1.16;
  letter-spacing: -.01em;
  margin: 0;
  color: var(--white);
}

.page-home p { margin: 0; }
.page-home a { color: inherit; text-decoration: none; }

/* ---------- 首屏 ---------- */
.page-home .hero {
  position: relative;
  padding: clamp(1.75rem, 5vw, 3.5rem) 0 clamp(1.5rem, 3.5vw, 2.5rem);
  background:
    radial-gradient(120% 80% at 82% -10%, rgba(201, 162, 77, .16), transparent 62%),
    var(--ink);
  overflow: hidden;
}

.page-home .hero::before {
  content: "";
  position: absolute;
  left: 25%;
  right: -15%;
  bottom: -45%;
  height: 65%;
  background: radial-gradient(circle at 50% 50%, rgba(95, 143, 124, .14), transparent 66%);
  pointer-events: none;
}

.page-home .hero__grid {
  position: relative;
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--gap);
  align-content: start;
}

.page-home .hero__rail {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: .6rem 1.25rem;
  padding-bottom: .85rem;
  border-bottom: 1px solid var(--line);
}

.page-home .v-note {
  font-family: var(--font-mono);
  font-size: var(--step--1);
  letter-spacing: .22em;
  color: var(--gold-soft);
}

.page-home .hero__lead .eyebrow { margin-bottom: .4rem; }

.page-home .hero__lead h1 {
  font-size: clamp(2rem, 7.4vw, 3.6rem);
  max-width: 17ch;
}

.page-home .hero__lead .lede {
  margin-top: 1.1rem;
  max-width: 44ch;
  font-size: var(--step-1);
  line-height: 1.7;
  color: var(--text-ink);
}

.page-home .hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: .75rem;
  margin-top: 1.6rem;
}

.page-home .hero__visual { margin: 0; }

.page-home .hero__visual img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  border: 1px solid var(--line);
  border-radius: var(--h-radius);
}

.page-home .hero__visual .media-caption,
.page-home .log__aside .media-caption {
  margin-top: .6rem;
  font-size: var(--step--1);
  color: var(--steel);
}

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

.page-home .entry-card {
  position: relative;
  padding: 1.25rem 1.25rem 1.4rem;
  background: var(--ink-2);
  border: 1px solid var(--line);
  border-radius: var(--h-radius);
  transition: transform .3s var(--ease), border-color .3s var(--ease), box-shadow .3s var(--ease);
}

.page-home .entry-card:hover,
.page-home .entry-card:focus-within {
  transform: translateY(-3px);
  border-color: var(--line-strong);
  box-shadow: var(--h-shadow);
}

.page-home .entry-card--lead {
  background: linear-gradient(155deg, var(--ink-3), var(--ink-2));
}

.page-home .entry-card .card__index {
  display: inline-block;
  font-size: var(--step--1);
  letter-spacing: .2em;
  color: var(--gold);
}

.page-home .entry-card .card__title {
  margin: .35rem 0 .55rem;
  font-size: var(--step-3);
}

.page-home .entry-card .card__text {
  max-width: 40ch;
  color: var(--text-ink);
}

.page-home .entry-card .btn { margin-top: 1.1rem; }

.page-home .hero__strip {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: .5rem .8rem;
  margin-top: .5rem;
  padding-top: 1.1rem;
  border-top: 1px solid var(--line);
  font-family: var(--font-mono);
  font-size: var(--step--1);
}

.page-home .hero__strip-label {
  color: var(--steel);
  letter-spacing: .2em;
}

.page-home .hero__strip-link {
  display: inline-flex;
  align-items: center;
  gap: .45rem;
  padding: .3rem .75rem;
  border: 1px solid var(--line);
  border-radius: 999px;
  color: var(--text-ink);
  transition: border-color .25s var(--ease), color .25s var(--ease), background-color .25s var(--ease);
}

.page-home .hero__strip-link .mono { color: var(--gold); }

.page-home .hero__strip-link:hover,
.page-home .hero__strip-link:focus-visible {
  border-color: var(--gold-soft);
  background: rgba(201, 162, 77, .08);
  color: var(--white);
}

/* ---------- 区块外壳 ---------- */
.page-home .hsec { padding: clamp(2.5rem, 7vw, 5rem) 0; }

.page-home .hsec--ink2 {
  background: var(--ink-2);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.page-home .hsec--paper {
  background: var(--paper);
  color: var(--graphite);
}

.page-home .hsec--paper h2,
.page-home .hsec--paper h3 { color: var(--ink); }

.page-home .hsec--paper .eyebrow { color: #8a6b21; }

.page-home .hsec__head { max-width: 64ch; }

.page-home .hsec__head h2 {
  margin-top: .5rem;
  font-size: clamp(1.55rem, 4.4vw, 2.5rem);
}

.page-home .hsec__lede {
  margin-top: .9rem;
  opacity: .88;
}

/* ---------- 三条最短路线 ---------- */
.page-home .routes {
  list-style: none;
  margin: 2rem 0 0;
  padding: 0;
  display: grid;
  gap: 1rem;
}

.page-home .routes__item {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: .6rem 1.15rem;
  padding: 1.15rem 1.25rem 1.25rem;
  background: var(--glass);
  border: 1px solid var(--line);
  border-left: 2px solid var(--gold);
  border-radius: 0 var(--h-radius) var(--h-radius) 0;
  transition: background-color .3s var(--ease), border-color .3s var(--ease);
}

.page-home .routes__item:hover { background: rgba(201, 162, 77, .07); }

.page-home .routes__num {
  font-family: var(--font-mono);
  font-size: var(--step-1);
  line-height: 1.2;
  color: var(--gold);
}

.page-home .routes__title { font-size: var(--step-2); }

.page-home .routes__text {
  margin-top: .5rem;
  max-width: 62ch;
  color: var(--text-ink);
}

.page-home .routes__meta {
  grid-column: 2;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: .6rem;
  margin-top: .5rem;
}

.page-home .chip {
  display: inline-block;
  padding: .12rem .55rem;
  border-radius: 999px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .1em;
  white-space: nowrap;
}

.page-home .chip--step {
  color: var(--gold);
  border: 1px solid var(--line-strong);
}

.page-home .chip--direct {
  color: var(--celadon);
  border: 1px solid rgba(95, 143, 124, .55);
}

.page-home .chip--archive {
  color: var(--steel);
  border: 1px solid rgba(124, 135, 148, .5);
}

/* ---------- 分段切换 ---------- */
.page-home .tabs { margin-top: 2rem; }

.page-home .tabs__list {
  display: flex;
  flex-wrap: wrap;
  gap: .5rem;
  padding-bottom: .9rem;
  border-bottom: 1px solid var(--line);
}

.page-home .tabs__tab {
  padding: .55rem 1.15rem;
  font-family: var(--font-body);
  font-size: var(--step-0);
  color: var(--text-ink);
  background: transparent;
  border: 1px solid var(--line);
  border-radius: 999px;
  cursor: pointer;
  transition: color .25s var(--ease), border-color .25s var(--ease), background-color .25s var(--ease);
}

.page-home .tabs__tab:hover { border-color: var(--gold-soft); }

.page-home .tabs__tab[aria-selected="true"] {
  background: var(--gold);
  border-color: var(--gold);
  color: var(--ink);
  font-weight: 600;
}

.page-home .tabs__tab:focus-visible {
  outline: 2px solid var(--gold-soft);
  outline-offset: 2px;
}

.page-home .tabs__panel { padding-top: 1.6rem; }
.page-home .tabs__panel[hidden] { display: none; }

.page-home .fact-list {
  list-style: none;
  margin: 0 0 1.5rem;
  padding: 0;
  display: grid;
  gap: .8rem;
  max-width: 72ch;
}

.page-home .fact-list li {
  display: grid;
  grid-template-columns: 3.6rem 1fr;
  gap: .9rem;
  padding-bottom: .8rem;
  border-bottom: 1px solid var(--line);
}

.page-home .fact-list .mono {
  font-family: var(--font-mono);
  font-size: var(--step--1);
  letter-spacing: .1em;
  color: var(--gold);
}

/* ---------- 对照预览 ---------- */
.page-home .cmp__head { display: grid; gap: .9rem; }

.page-home .cmp__head h2 {
  margin-top: .5rem;
  font-size: clamp(1.55rem, 4.4vw, 2.5rem);
  max-width: 30ch;
}

.page-home .cmp__note { max-width: 56ch; }

.page-home .cmp__figure {
  margin: 2rem 0 0;
  border-radius: var(--h-radius);
  overflow: hidden;
}

.page-home .cmp__figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 5 / 3;
  object-fit: cover;
}

.page-home .hsec--paper .media-caption { color: var(--graphite); }

.page-home .cmp {
  display: grid;
  gap: 1.25rem;
  margin-top: 1.75rem;
}

.page-home .cmp__col {
  padding: 1.4rem 1.4rem 1.55rem;
  background: var(--white);
  border: 1px solid var(--line-dark);
  border-radius: var(--h-radius);
}

.page-home .cmp__col--new { border-top: 3px solid var(--gold); }
.page-home .cmp__col--guide { border-top: 3px solid var(--celadon); }

.page-home .cmp__col h3 {
  margin: .65rem 0 .8rem;
  font-size: var(--step-2);
}

.page-home .cmp__col ul {
  margin: 0;
  padding-left: 1.1rem;
  display: grid;
  gap: .55rem;
  color: var(--graphite);
}

.page-home .cmp__cta { margin-top: 1.75rem; }

/* ---------- 资料库区块索引 ---------- */
.page-home .blocks {
  background: linear-gradient(180deg, var(--ink) 0%, #12161a 100%);
}

.page-home .blocks__banner {
  margin: 0 0 2rem;
  border: 1px solid var(--line);
  border-radius: var(--h-radius);
  overflow: hidden;
}

.page-home .blocks__banner img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 7;
  object-fit: cover;
  opacity: .72;
}

.page-home .index-list {
  list-style: none;
  margin: 1.75rem 0 0;
  padding: 0;
  border-top: 1px solid var(--line);
}

.page-home .index-list__row {
  display: grid;
  grid-template-columns: 2.6rem 1fr;
  gap: .35rem 1rem;
  align-items: center;
  padding: .85rem .25rem;
  border-bottom: 1px solid var(--line);
  transition: background-color .25s var(--ease);
}

.page-home .index-list__row:hover { background: rgba(201, 162, 77, .07); }

.page-home .index-list__id {
  font-family: var(--font-mono);
  font-size: var(--step--1);
  color: var(--gold);
}

.page-home .index-list__cell {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: .5rem;
}

.page-home .index-list__label {
  color: var(--white);
  font-weight: 600;
  border-bottom: 1px solid transparent;
  transition: color .25s var(--ease), border-color .25s var(--ease);
}

.page-home .index-list__label:hover {
  color: var(--gold-soft);
  border-bottom-color: var(--gold-soft);
}

.page-home .index-list__note {
  grid-column: 2;
  font-family: var(--font-mono);
  font-size: var(--step--1);
  color: var(--steel);
}

/* ---------- 编目更新 ---------- */
.page-home .log__grid {
  display: grid;
  gap: 2rem;
}

.page-home .log__list {
  list-style: none;
  margin: 1.6rem 0 1.75rem;
  padding: 0;
  display: grid;
  gap: .9rem;
}

.page-home .log__item {
  display: grid;
  grid-template-columns: 3.4rem 1fr;
  gap: .9rem;
  padding-bottom: .85rem;
  border-bottom: 1px solid var(--line);
}

.page-home .log__batch {
  font-family: var(--font-mono);
  font-size: var(--step--1);
  letter-spacing: .1em;
  color: var(--cinnabar);
}

.page-home .log__text { color: var(--text-ink); }

.page-home .log__aside { margin: 0; }

.page-home .log__aside img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 1 / 1;
  object-fit: cover;
  border: 1px solid var(--line);
  border-radius: var(--h-radius);
}

/* ---------- 咨询与备案 ---------- */
.page-home .contact {
  background: var(--ink);
  border-top: 1px solid var(--line);
}

.page-home .contact__grid { display: grid; gap: 2rem; }

.page-home .contact__intro h2 {
  margin-top: .5rem;
  font-size: clamp(1.55rem, 4.4vw, 2.4rem);
  max-width: 22ch;
}

.page-home .contact__text {
  margin: 1rem 0 1.6rem;
  max-width: 46ch;
  color: var(--text-ink);
}

.page-home .contact__list {
  display: grid;
  gap: 1rem;
  margin: 0;
  padding: 0;
}

.page-home .contact__item {
  padding: 1rem 1.15rem 1.1rem;
  background: var(--ink-2);
  border: 1px solid var(--line);
  border-radius: var(--h-radius);
}

.page-home .contact__item dt {
  font-family: var(--font-mono);
  font-size: var(--step--1);
  letter-spacing: .16em;
  color: var(--gold-soft);
}

.page-home .contact__item dd {
  margin: .4rem 0 0;
  color: var(--white);
  font-size: var(--step-1);
  word-break: break-word;
}

.page-home .contact__item .contact__hint {
  margin-top: .3rem;
  font-size: var(--step--1);
  color: var(--steel);
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-home .hero__collage {
    grid-template-columns: 1.15fr .85fr;
  }

  .page-home .entry-card--lead { grid-row: 1 / span 2; }

  .page-home .cmp { grid-template-columns: 1fr 1fr; }

  .page-home .index-list__row {
    grid-template-columns: 3.2rem 1fr 10rem;
  }

  .page-home .index-list__note {
    grid-column: 3;
    text-align: right;
  }
}

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

  .page-home .hero__rail {
    grid-column: 1 / span 2;
    grid-row: 1 / span 2;
    flex-direction: column;
    align-items: flex-start;
    gap: 1.5rem;
    padding-bottom: 0;
    border-bottom: 0;
    border-left: 1px solid var(--line);
    padding-left: 1rem;
  }

  .page-home .v-note {
    writing-mode: vertical-rl;
    letter-spacing: .34em;
    padding-top: .25rem;
  }

  .page-home .hero__lead {
    grid-column: 3 / span 6;
    grid-row: 1;
  }

  .page-home .hero__visual {
    grid-column: 9 / span 4;
    grid-row: 1 / span 2;
    align-self: end;
  }

  .page-home .hero__collage {
    grid-column: 3 / span 6;
    grid-row: 2;
  }

  .page-home .hero__strip {
    grid-column: 1 / -1;
    grid-row: 3;
  }

  .page-home .routes__item {
    grid-template-columns: 4.5rem 1fr 11rem;
    align-items: start;
    gap: 1.5rem;
    padding: 1.5rem 1.75rem;
  }

  .page-home .routes__meta {
    grid-column: auto;
    flex-direction: column;
    align-items: flex-end;
    margin-top: 0;
  }

  .page-home .log__grid {
    grid-template-columns: 1fr 20rem;
    align-items: start;
    gap: 3rem;
  }

  .page-home .contact__grid {
    grid-template-columns: 1fr 1.05fr;
    align-items: start;
    gap: 3rem;
  }
}

@media (min-width: 1100px) {
  .page-home .hero__lead { grid-column: 3 / span 7; }
  .page-home .hero__visual { grid-column: 10 / span 3; }
  .page-home .hero__collage {
    grid-column: 1 / span 9;
    grid-template-columns: 1.3fr .7fr;
  }

  .page-home .hero__collage .entry-card--lead { grid-row: auto; }
  .page-home .hero__collage .entry-card:last-of-type { grid-column: 2; }
}

@media (prefers-reduced-motion: reduce) {
  .page-home .entry-card,
  .page-home .index-list__row,
  .page-home .tabs__tab,
  .page-home .routes__item {
    transition: none;
  }

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