.page-home {
  --home-line: rgba(74, 85, 104, 0.38);
  --home-line-soft: rgba(74, 85, 104, 0.2);
  --home-line-hard: rgba(74, 85, 104, 0.7);
  background: var(--bg);
  color: var(--white);
  font-family: var(--font-body);
  overflow-x: hidden;
}

/* ---------- 通用小节骨架 ---------- */
.page-home .band {
  padding: clamp(40px, 6vw, 84px) 0;
  border-top: 1px solid var(--home-line-soft);
}
.page-home .band--alt {
  background: linear-gradient(180deg, rgba(17, 22, 51, 0.72), rgba(10, 14, 39, 0));
}
.page-home .band__head {
  max-width: 720px;
  margin-bottom: clamp(22px, 3vw, 38px);
}
.page-home .band__title {
  font-family: var(--font-head);
  font-weight: 800;
  font-size: clamp(24px, 4.2vw, 40px);
  line-height: 1.14;
  letter-spacing: -0.015em;
  margin: 10px 0 0;
  color: var(--white);
}
.page-home .band__note {
  margin: 12px 0 0;
  font-size: 13px;
  line-height: 1.85;
  color: var(--gray-text);
  max-width: 62ch;
}

.page-home .exhibit-label__no {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--cyan);
}

/* ---------- 首屏 ---------- */
.page-home .hero {
  position: relative;
  padding-top: calc(var(--header-h) + clamp(18px, 4vw, 44px));
  padding-bottom: clamp(28px, 5vw, 60px);
  background:
    radial-gradient(120% 78% at 84% 6%, rgba(50, 245, 208, 0.07), transparent 62%),
    radial-gradient(90% 68% at 6% 0%, rgba(124, 92, 255, 0.1), transparent 60%),
    var(--bg);
}
.page-home .hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(74, 85, 104, 0.12) 1px, transparent 1px),
    linear-gradient(90deg, rgba(74, 85, 104, 0.12) 1px, transparent 1px);
  background-size: 68px 68px;
  -webkit-mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.85), transparent 80%);
  mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.85), transparent 80%);
  pointer-events: none;
}
.page-home .hero__frame {
  position: relative;
  padding: clamp(18px, 3vw, 40px);
  border: 1px solid var(--home-line-soft);
  background: rgba(17, 22, 51, 0.4);
}

.page-home .tick-frame__corner {
  position: absolute;
  width: 14px;
  height: 14px;
  pointer-events: none;
}
.page-home .tick-frame__corner--tl { top: -1px; left: -1px; border-top: 2px solid var(--cyan); border-left: 2px solid var(--cyan); }
.page-home .tick-frame__corner--tr { top: -1px; right: -1px; border-top: 2px solid var(--cyan); border-right: 2px solid var(--cyan); }
.page-home .tick-frame__corner--bl { bottom: -1px; left: -1px; border-bottom: 2px solid var(--cyan); border-left: 2px solid var(--cyan); }
.page-home .tick-frame__corner--br { bottom: -1px; right: -1px; border-bottom: 2px solid var(--cyan); border-right: 2px solid var(--cyan); }

.page-home .hero__crumbs {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin: 0 0 clamp(18px, 3vw, 30px);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--gray-text);
}
.page-home .hero__crumb--now { color: var(--cyan); }
.page-home .hero__crumb-sep { color: var(--home-line-hard); }

.page-home .hero__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(22px, 3.4vw, 40px);
}
.page-home .hero__no { display: block; }
.page-home .hero__title {
  font-family: var(--font-head);
  font-weight: 800;
  font-size: clamp(34px, 8.4vw, 68px);
  line-height: 1.02;
  letter-spacing: -0.03em;
  margin: 14px 0 0;
  color: var(--white);
}
.page-home .hero__title em {
  font-style: normal;
  color: var(--cyan);
  box-shadow: inset 0 -0.16em 0 rgba(50, 245, 208, 0.18);
}
.page-home .hero__lede {
  margin: 18px 0 0;
  font-size: 15px;
  line-height: 1.9;
  color: var(--gray-text);
  max-width: 52ch;
}
.page-home .hero__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  list-style: none;
  margin: 22px 0 0;
  padding: 0;
}
.page-home .hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 26px;
}

.page-home .hero__window {
  position: relative;
  border: 1px solid var(--home-line);
  background: var(--panel);
  overflow: hidden;
}
.page-home .hero__frame-inner {
  position: relative;
  overflow: hidden;
}
.page-home .hero__frame-inner img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  filter: saturate(0.8) brightness(0.72) contrast(1.06);
}
.page-home .hero__scan {
  position: absolute;
  inset: 0;
  background-image: repeating-linear-gradient(
    180deg,
    rgba(255, 255, 255, 0.045) 0px,
    rgba(255, 255, 255, 0.045) 1px,
    transparent 1px,
    transparent 5px
  );
  pointer-events: none;
}
.page-home .hero__fig {
  position: absolute;
  left: 12px;
  bottom: 10px;
  font-size: 10px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--cyan);
  background: rgba(10, 14, 39, 0.72);
  padding: 4px 8px;
}
.page-home .hero__league-strip {
  display: flex;
  overflow-x: auto;
  border-top: 1px solid var(--home-line-soft);
  scrollbar-width: thin;
}
.page-home .hero__league {
  flex: 0 0 auto;
  padding: 11px 16px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--gray-text);
  border-right: 1px solid var(--home-line-soft);
  white-space: nowrap;
}
.page-home .hero__league:last-child { border-right: 0; }

.page-home .anchors {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: clamp(22px, 3.2vw, 36px);
  padding-top: clamp(16px, 2.4vw, 24px);
  border-top: 1px dashed var(--home-line-soft);
}
.page-home .anchors__link {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--gray-text);
  text-decoration: none;
  padding: 6px 10px;
  border: 1px solid var(--home-line-soft);
  transition: color var(--dur ease), border-color var(--dur ease);
}
.page-home .anchors__link:hover,
.page-home .anchors__link:focus-visible {
  color: var(--cyan);
  border-color: rgba(50, 245, 208, 0.5);
  outline: none;
}

/* ---------- 核心指标带 ---------- */
.page-home .home-strip {
  display: flex;
  gap: 12px;
  overflow-x: auto;
  padding: 2px 2px 14px;
  scroll-snap-type: x proximity;
  scrollbar-width: thin;
}
.page-home .home-strip__item {
  position: relative;
  flex: 0 0 min(80vw, 272px);
  scroll-snap-align: start;
  padding: 18px 18px 16px;
  background: var(--panel);
  border: 1px solid var(--home-line-soft);
  box-shadow: inset 2px 0 0 0 var(--cyan);
}
.page-home .home-strip__figure {
  display: flex;
  align-items: baseline;
  gap: 6px;
  margin: 0;
}
.page-home .home-strip__value {
  font-size: clamp(32px, 6vw, 44px);
  font-weight: 700;
  line-height: 1;
  letter-spacing: 0.01em;
  color: var(--cyan);
}
.page-home .home-strip__unit {
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--gray-text);
}
.page-home .home-strip__label {
  margin: 12px 0 0;
  font-size: 15px;
  font-weight: 700;
  letter-spacing: 0.02em;
  color: var(--white);
}
.page-home .home-strip__meta {
  margin: 8px 0 0;
  font-size: 12.5px;
  line-height: 1.8;
  color: var(--gray-text);
}

.page-home .timeline-figure {
  margin: clamp(22px, 3.4vw, 36px) 0 0;
  border: 1px solid var(--home-line-soft);
  background: var(--graphite);
}
.page-home .timeline-figure img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
}
.page-home .timeline-figure__cap {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: center;
  padding: 12px 16px;
  border-top: 1px solid var(--home-line-soft);
  font-size: 12px;
  color: var(--gray-text);
}
.page-home .timeline-figure__cap .mono {
  font-family: var(--font-mono);
  letter-spacing: 0.12em;
  color: var(--cyan);
}

/* ---------- 数据分类索引 ---------- */
.page-home .chip-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: clamp(20px, 2.8vw, 30px);
}
.page-home .catalog {
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
}
.page-home .datum {
  position: relative;
  padding: 20px 18px 18px;
  background: var(--panel);
  border: 1px solid var(--home-line-soft);
  display: flex;
  flex-direction: column;
  transition: border-color var(--dur) ease, transform var(--dur) ease;
}
.page-home .datum:hover {
  border-color: rgba(50, 245, 208, 0.42);
  transform: translateY(-2px);
}
.page-home .datum.is-filtered-out { display: none; }
.page-home .datum__no {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--violet);
}
.page-home .datum__title {
  margin: 10px 0 0;
  font-size: 16px;
  font-weight: 700;
  letter-spacing: 0.01em;
  color: var(--white);
}
.page-home .datum__desc {
  margin: 10px 0 0;
  font-size: 13px;
  line-height: 1.85;
  color: var(--gray-text);
  flex: 1 1 auto;
}
.page-home .datum__meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin: 16px 0 0;
  padding-top: 12px;
  border-top: 1px dashed var(--home-line-soft);
}
.page-home .datum__time {
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: 0.06em;
  color: var(--gray-text);
}

/* ---------- 双入口 ---------- */
.page-home .access {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(16px, 2.4vw, 24px);
}
.page-home .access__card {
  display: grid;
  grid-template-columns: 1fr;
  background: var(--panel);
  border: 1px solid var(--home-line-soft);
  overflow: hidden;
}
.page-home .access__card--loan { box-shadow: inset 0 2px 0 0 var(--cyan); }
.page-home .access__card--venue { box-shadow: inset 0 2px 0 0 var(--violet); }
.page-home .access__text {
  padding: clamp(20px, 3vw, 32px);
  display: flex;
  flex-direction: column;
}
.page-home .access__no {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--gray-text);
}
.page-home .access__title {
  margin: 10px 0 0;
  font-family: var(--font-head);
  font-weight: 800;
  font-size: clamp(20px, 3.4vw, 28px);
  line-height: 1.2;
  letter-spacing: -0.01em;
  color: var(--white);
}
.page-home .access__desc {
  margin: 14px 0 0;
  font-size: 13.5px;
  line-height: 1.9;
  color: var(--gray-text);
}
.page-home .access__facts {
  margin: 20px 0 0;
  padding: 0;
  display: grid;
  gap: 0;
  border-top: 1px solid var(--home-line-soft);
}
.page-home .access__fact {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  justify-content: space-between;
  padding: 10px 0;
  border-bottom: 1px solid var(--home-line-soft);
}
.page-home .access__fact dt {
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--gray-text);
}
.page-home .access__fact dd {
  margin: 0;
  font-size: 12.5px;
  color: var(--white);
  text-align: right;
}
.page-home .access__text .btn {
  margin-top: 24px;
  align-self: flex-start;
}
.page-home .access__visual {
  position: relative;
  min-height: 200px;
  background: var(--graphite);
  border-top: 1px solid var(--home-line-soft);
}
.page-home .access__visual img {
  display: block;
  width: 100%;
  height: 100%;
  max-width: 100%;
  object-fit: cover;
  filter: saturate(0.78) brightness(0.8);
}

/* ---------- 口径与复核节奏 ---------- */
.page-home .cadence {
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
}
.page-home .cadence__step {
  position: relative;
  padding: 22px 18px 20px;
  background: var(--graphite);
  border: 1px solid var(--home-line-soft);
}
.page-home .cadence__step::before {
  content: "";
  position: absolute;
  left: 0;
  top: 18px;
  bottom: 18px;
  width: 2px;
  background: var(--orange);
  opacity: 0.85;
}
.page-home .cadence__k {
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--orange);
}
.page-home .cadence__title {
  margin: 12px 0 0;
  font-size: 17px;
  font-weight: 700;
  color: var(--white);
}
.page-home .cadence__desc {
  margin: 10px 0 0;
  font-size: 13px;
  line-height: 1.9;
  color: var(--gray-text);
}
.page-home .cadence__strip {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0;
  margin-top: clamp(16px, 2.4vw, 24px);
  border: 1px solid var(--home-line-soft);
  background: var(--panel);
}
.page-home .cadence__cell {
  padding: 16px 18px;
  border-bottom: 1px solid var(--home-line-soft);
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.page-home .cadence__cell:last-child { border-bottom: 0; }
.page-home .cadence__cell-k {
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--gray-text);
}
.page-home .cadence__cell-v {
  font-family: var(--font-mono);
  font-size: 22px;
  font-weight: 700;
  letter-spacing: 0.01em;
  color: var(--cyan);
}
.page-home .cadence__cell-n {
  font-size: 12px;
  line-height: 1.75;
  color: var(--gray-text);
}

/* ---------- 使用路径 ---------- */
.page-home .paths {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
  counter-reset: path;
}
.page-home .paths__item {
  position: relative;
  padding: 22px 18px 20px;
  background: var(--panel);
  border: 1px solid var(--home-line-soft);
  border-top: 2px solid var(--azure);
}
.page-home .paths__idx {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--azure);
}
.page-home .paths__title {
  margin: 12px 0 0;
  font-family: var(--font-head);
  font-weight: 800;
  font-size: 22px;
  letter-spacing: 0.02em;
  color: var(--white);
}
.page-home .paths__desc {
  margin: 10px 0 0;
  font-size: 13px;
  line-height: 1.9;
  color: var(--gray-text);
}
.page-home .paths__link {
  display: inline-block;
  margin-top: 14px;
  font-size: 12.5px;
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(50, 245, 208, 0.35);
  padding-bottom: 2px;
}
.page-home .paths__link:hover,
.page-home .paths__link:focus-visible {
  color: var(--white);
  border-bottom-color: var(--white);
  outline: none;
}
.page-home .paths__foot {
  margin-top: clamp(20px, 3vw, 30px);
  padding-top: clamp(16px, 2.4vw, 24px);
  border-top: 1px dashed var(--home-line-soft);
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.page-home .paths__foot-text {
  margin: 0;
  font-size: 13px;
  line-height: 1.9;
  color: var(--gray-text);
  max-width: 58ch;
}
.page-home .paths__foot-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

/* ---------- 地域分区 ---------- */
.page-home .band--lake {
  background: linear-gradient(180deg, rgba(17, 22, 51, 0.7), rgba(10, 14, 39, 0.95));
}
.page-home .lake {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(20px, 3vw, 34px);
  align-items: center;
}
.page-home .lake__desc {
  margin: 14px 0 0;
  font-size: 13.5px;
  line-height: 1.9;
  color: var(--gray-text);
  max-width: 56ch;
}
.page-home .lake__facts {
  margin: 22px 0 0;
  padding: 0;
  display: grid;
  gap: 0;
  border-top: 1px solid var(--home-line-soft);
}
.page-home .lake__fact {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  justify-content: space-between;
  padding: 10px 0;
  border-bottom: 1px solid var(--home-line-soft);
}
.page-home .lake__fact dt {
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--gray-text);
}
.page-home .lake__fact dd {
  margin: 0;
  font-size: 12.5px;
  color: var(--white);
  text-align: right;
}
.page-home .lake__art {
  color: var(--line);
  opacity: 0.55;
}
.page-home .lake__svg {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
}
.page-home .lake__closing {
  margin-top: clamp(26px, 4vw, 44px);
  padding-top: clamp(18px, 2.6vw, 26px);
  border-top: 1px solid var(--home-line-soft);
  display: flex;
  flex-direction: column;
  gap: 16px;
  align-items: flex-start;
}
.page-home .lake__closing-text {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.9;
  color: var(--gray-text);
  max-width: 62ch;
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-home .catalog { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .page-home .cadence { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .page-home .cadence__strip { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .page-home .cadence__cell {
    border-bottom: 0;
    border-right: 1px solid var(--home-line-soft);
  }
  .page-home .cadence__cell:last-child { border-right: 0; }
  .page-home .paths { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .page-home .paths__foot {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
  }
  .page-home .lake__closing {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
  }
}

@media (min-width: 900px) {
  .page-home .access__card {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  }
  .page-home .access__card--loan .access__visual { order: -1; border-top: 0; border-right: 1px solid var(--home-line-soft); }
  .page-home .access__card--venue .access__visual { border-top: 0; border-left: 1px solid var(--home-line-soft); }
  .page-home .access__visual { min-height: 100%; }
  .page-home .lake { grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr); }
}

@media (min-width: 960px) {
  .page-home .hero__grid {
    grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
    align-items: center;
    gap: clamp(28px, 4.4vw, 62px);
  }
  .page-home .hero__frame { padding: clamp(26px, 3.4vw, 44px); }
}

@media (min-width: 1024px) {
  .page-home .catalog { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .page-home .home-strip__item { flex: 0 0 268px; }
}

@media (prefers-reduced-motion: reduce) {
  .page-home .datum,
  .page-home .anchors__link,
  .page-home .paths__link {
    transition: none;
  }
  .page-home .datum:hover { transform: none; }
}