.page-home .home-cover {
  position: relative;
  overflow: hidden;
  background: var(--color-contrast-surface);
  color: var(--color-contrast-ink);
  border-bottom: var(--border-thick) double var(--color-contrast-line);
}

.page-home .home-cover__bg {
  position: absolute;
  inset: 0;
}

.page-home .home-cover__bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: grayscale(1) sepia(0.4) contrast(1.08) brightness(0.72);
}

.page-home .home-cover__bg::after {
  content: "";
  position: absolute;
  inset: 0;
  background: var(--overlay-scrim);
}

.page-home .home-cover__shell {
  position: relative;
  z-index: 1;
  display: grid;
  gap: var(--space-6);
  padding-top: calc(var(--space-8) * 1.5);
  padding-bottom: calc(var(--space-8) * 1.1);
}

.page-home .home-cover__kicker {
  margin: 0 0 var(--space-3);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--color-contrast-accent);
}

.page-home .home-cover__title {
  margin: 0;
  font-family: var(--font-heading);
  font-size: var(--text-display);
  font-weight: var(--weight-heading);
  line-height: var(--leading-heading);
  letter-spacing: var(--tracking-heading);
  color: var(--color-contrast-ink);
}

.page-home .home-cover__lede {
  max-width: var(--measure);
  margin: var(--space-3) 0 0;
  font-size: var(--text-lg);
  line-height: var(--leading-body);
  color: var(--color-contrast-ink);
}

.page-home .home-cover__actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-2);
  margin-top: var(--space-4);
}

.page-home .home-cover__ghost {
  display: inline-flex;
  align-items: center;
  padding: var(--space-2) var(--space-3);
  border: var(--border-thin) solid var(--color-contrast-line);
  color: var(--color-contrast-ink);
  font-size: var(--text-sm);
  letter-spacing: 0.06em;
  text-decoration: none;
}

.page-home .home-cover__ghost:hover,
.page-home .home-cover__ghost:focus-visible {
  border-color: var(--color-contrast-accent);
  color: var(--color-contrast-accent);
}

.page-home .home-cover__stats {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-4) var(--space-6);
  padding-top: var(--space-3);
  border-top: var(--border-thick) solid var(--color-contrast-accent);
}

.page-home .home-stat {
  display: flex;
  flex-direction: column;
  gap: 2px;
  min-width: 88px;
}

.page-home .home-stat__num {
  font-family: var(--font-mono);
  font-size: var(--text-figure);
  font-weight: var(--weight-heading);
  line-height: 0.94;
  letter-spacing: -0.03em;
  color: var(--color-contrast-accent);
}

.page-home .home-stat__label {
  font-size: var(--text-xs);
  line-height: 1.5;
  color: var(--color-contrast-ink);
  opacity: 0.78;
}

@media (min-width: 900px) {
  .page-home .home-cover__shell {
    grid-template-columns: minmax(0, 1fr) 248px;
    align-items: end;
    gap: var(--space-8);
  }

  .page-home .home-cover__stats {
    flex-direction: column;
    flex-wrap: nowrap;
    gap: var(--space-4);
  }
}

/* ---------- 三条路径 ---------- */

.page-home .path-grid {
  display: grid;
  gap: var(--space-3);
  margin-top: var(--space-6);
}

@media (min-width: 800px) {
  .page-home .path-grid {
    grid-template-columns: 5fr 3fr 4fr;
    align-items: start;
    gap: var(--space-4);
  }
}

.page-home .path-panel {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  padding: var(--space-4) var(--space-3);
  background: var(--color-surface-alt);
  border: var(--border-thin) solid var(--color-line);
  border-top: var(--border-thick) solid var(--color-primary);
}

.page-home .path-panel--a {
  border-top-color: var(--color-accent);
}

.page-home .path-panel__title {
  margin: 0;
  font-family: var(--font-heading);
  font-size: var(--text-xl);
  font-weight: var(--weight-heading);
  line-height: var(--leading-heading);
  color: var(--color-ink);
}

.page-home .path-panel__body {
  margin: 0;
  font-size: var(--text-base);
  line-height: var(--leading-body);
  color: var(--color-ink-soft);
}

.page-home .path-panel__gain {
  margin: 0;
  padding-top: var(--space-2);
  border-top: var(--border-thin) dashed var(--color-line);
  font-size: var(--text-sm);
  color: var(--color-ink);
}

.page-home .path-panel__go {
  margin-top: auto;
  padding-top: var(--space-3);
  font-size: var(--text-sm);
  letter-spacing: 0.04em;
  color: var(--color-primary);
  text-decoration: none;
  border-bottom: var(--border-thin) solid var(--color-primary);
  align-self: flex-start;
}

.page-home .path-panel__go:hover,
.page-home .path-panel__go:focus-visible {
  color: var(--color-accent);
  border-bottom-color: var(--color-accent);
}

@media (min-width: 800px) {
  .page-home .path-panel--a {
    min-height: 330px;
  }

  .page-home .path-panel--b {
    min-height: 252px;
  }

  .page-home .path-panel--c {
    min-height: 288px;
  }
}

.page-home .origin-strip {
  display: grid;
  gap: var(--space-3);
  margin-top: var(--space-6);
  padding-top: var(--space-4);
  border-top: var(--border-thick) double var(--color-line);
}

@media (min-width: 800px) {
  .page-home .origin-strip {
    grid-template-columns: 4fr 5fr;
    gap: var(--space-6);
    align-items: center;
  }
}

.page-home .origin-strip__media img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 3 / 2;
  object-fit: cover;
  filter: grayscale(0.7) sepia(0.35) contrast(1.05);
  border: var(--border-thin) solid var(--color-line);
}

.page-home .origin-strip__title {
  margin: 0 0 var(--space-2);
  font-family: var(--font-heading);
  font-size: var(--text-xl);
  font-weight: var(--weight-heading);
  line-height: var(--leading-heading);
  color: var(--color-ink);
}

.page-home .origin-strip__body p {
  margin: 0 0 var(--space-3);
  max-width: var(--measure);
  font-size: var(--text-base);
  line-height: var(--leading-body);
  color: var(--color-ink-soft);
}

.page-home .origin-strip__link {
  font-size: var(--text-sm);
  letter-spacing: 0.04em;
  color: var(--color-primary);
  text-decoration: none;
  border-bottom: var(--border-thin) solid var(--color-primary);
}

.page-home .origin-strip__link:hover,
.page-home .origin-strip__link:focus-visible {
  color: var(--color-accent);
  border-bottom-color: var(--color-accent);
}

/* ---------- 区间带 ---------- */

.page-home .range-strip {
  margin-top: var(--space-6);
  padding: var(--space-4) var(--space-3) var(--space-2);
  background: var(--color-surface-deep);
  border-top: var(--border-thick) double var(--color-line);
  border-bottom: var(--border-thick) double var(--color-line);
  overflow-x: auto;
}

.page-home .range-strip__list {
  display: grid;
  grid-template-columns: repeat(12, minmax(66px, 1fr));
  gap: var(--space-2);
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-home .range-tick {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-1);
}

.page-home .range-tick__season {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.02em;
  color: var(--color-ink-muted);
  white-space: nowrap;
}

.page-home .range-tick__plot {
  position: relative;
  display: block;
  width: 100%;
  height: 132px;
  border-bottom: var(--border-thin) solid var(--color-line);
}

.page-home .range-tick__bar {
  position: absolute;
  left: 50%;
  bottom: 0;
  width: 56%;
  height: var(--hi, 60%);
  transform: translateX(-50%);
  background: var(--color-primary-soft);
  background: color-mix(in srgb, var(--color-primary) var(--depth, 55%), var(--color-surface));
}

.page-home .range-tick--now .range-tick__bar {
  background: var(--color-accent);
}

.page-home .range-tick__value {
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  color: var(--color-ink);
}

.page-home .range-tick--now .range-tick__value {
  color: var(--color-accent);
  font-weight: var(--weight-heading);
}

.page-home .range-tick__tip {
  position: absolute;
  left: 50%;
  bottom: calc(var(--hi, 60%) + 6px);
  transform: translateX(-50%);
  padding: 3px 6px;
  background: var(--color-contrast-surface);
  color: var(--color-contrast-accent);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  white-space: nowrap;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.16s linear;
}

.page-home .range-tick__plot:hover .range-tick__tip,
.page-home .range-tick__plot:focus-within .range-tick__tip {
  opacity: 1;
}

.page-home .range-foot {
  display: grid;
  gap: var(--space-4);
  margin-top: var(--space-6);
}

@media (min-width: 800px) {
  .page-home .range-foot {
    grid-template-columns: 4fr 7fr;
    gap: var(--space-6);
    align-items: start;
  }
}

.page-home .range-foot__media img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 3 / 4;
  object-fit: cover;
  filter: grayscale(1) sepia(0.35) contrast(1.05);
  border: var(--border-thin) solid var(--color-line);
}

.page-home .range-foot__title {
  margin: 0 0 var(--space-2);
  font-family: var(--font-heading);
  font-size: var(--text-xl);
  font-weight: var(--weight-heading);
  line-height: var(--leading-heading);
  color: var(--color-ink);
}

.page-home .range-foot__body p {
  margin: 0 0 var(--space-3);
  max-width: var(--measure);
  font-size: var(--text-base);
  line-height: var(--leading-body);
  color: var(--color-ink-soft);
}

.page-home .range-foot__link {
  font-size: var(--text-sm);
  letter-spacing: 0.04em;
  color: var(--color-primary);
  text-decoration: none;
  border-bottom: var(--border-thin) solid var(--color-primary);
}

.page-home .range-foot__link:hover,
.page-home .range-foot__link:focus-visible {
  color: var(--color-accent);
  border-bottom-color: var(--color-accent);
}

/* ---------- 交叉索引 ---------- */

.page-home .cross-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(0, 1fr) minmax(0, 1fr);
  margin-top: var(--space-6);
  border-top: var(--border-thick) solid var(--color-ink);
  border-bottom: var(--border-thick) solid var(--color-ink);
}

.page-home .cross-head {
  padding: var(--space-2) var(--space-2);
  background: var(--color-primary-soft);
  border-bottom: var(--border-thick) solid var(--color-ink);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.14em;
  color: var(--color-ink);
  text-transform: uppercase;
}

.page-home .cross-league {
  display: flex;
  align-items: center;
  padding: var(--space-3) var(--space-2);
  border-bottom: var(--border-thin) solid var(--color-line);
  font-family: var(--font-heading);
  font-size: var(--text-base);
  font-weight: var(--weight-heading);
  color: var(--color-ink);
  background: var(--color-surface-alt);
}

.page-home .cross-cell {
  display: flex;
  align-items: center;
  padding: var(--space-3) var(--space-2);
  border-bottom: var(--border-thin) solid var(--color-line);
  border-left: var(--border-thin) solid var(--color-line);
  font-size: var(--text-sm);
  line-height: 1.4;
  color: var(--color-ink-soft);
  text-decoration: none;
}

.page-home .cross-cell:hover,
.page-home .cross-cell:focus-visible {
  background: var(--color-highlight);
  color: var(--color-ink);
  box-shadow: inset 3px 0 0 var(--color-accent);
}

.page-home .cross-grid > *:nth-last-child(-n + 3) {
  border-bottom: none;
}

.page-home .cross-note {
  margin: var(--space-3) 0 0;
  max-width: var(--measure);
  font-size: var(--text-sm);
  line-height: 1.6;
  color: var(--color-ink-muted);
}

/* ---------- 档位对照 ---------- */

.page-home .tier-figure {
  margin: var(--space-6) 0 0;
}

.page-home .tier-figure__media img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 12 / 7;
  object-fit: cover;
  filter: grayscale(0.6) sepia(0.4) contrast(1.06);
  border: var(--border-thin) solid var(--color-line);
}

.page-home .tier-figure__caption {
  margin-top: var(--space-2);
  font-size: var(--text-xs);
  letter-spacing: 0.04em;
  color: var(--color-ink-muted);
}

.page-home .tier-layout {
  display: grid;
  gap: var(--space-6);
  margin-top: var(--space-6);
}

@media (min-width: 800px) {
  .page-home .tier-layout {
    grid-template-columns: 4fr 5fr;
    gap: var(--space-8);
    align-items: end;
  }
}

.page-home .tier-col__title {
  margin: 0 0 var(--space-4);
  padding-bottom: var(--space-2);
  border-bottom: var(--border-thick) solid var(--color-primary);
  font-family: var(--font-heading);
  font-size: var(--text-lg);
  font-weight: var(--weight-heading);
  color: var(--color-ink);
}

.page-home .tier-col--alt .tier-col__title {
  border-bottom-color: var(--color-accent);
}

.page-home .tier-bars {
  display: grid;
  gap: var(--space-3);
  margin: 0;
  padding: 0;
  list-style: none;
  align-items: end;
}

.page-home .tier-bars--four {
  grid-template-columns: repeat(4, 1fr);
}

.page-home .tier-bars--five {
  grid-template-columns: repeat(5, 1fr);
}

.page-home .tier-bar {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
}

.page-home .tier-bar__plot {
  display: flex;
  align-items: flex-end;
  height: 148px;
  border-bottom: var(--border-thin) solid var(--color-line);
}

.page-home .tier-bar__fill {
  display: block;
  width: 100%;
  background: var(--color-primary);
  opacity: 0.82;
}

.page-home .tier-bars--four .tier-bar:nth-child(1) .tier-bar__fill { height: 38%; }
.page-home .tier-bars--four .tier-bar:nth-child(2) .tier-bar__fill { height: 58%; }
.page-home .tier-bars--four .tier-bar:nth-child(3) .tier-bar__fill { height: 78%; }
.page-home .tier-bars--four .tier-bar:nth-child(4) .tier-bar__fill { height: 98%; }

.page-home .tier-bars--five .tier-bar__fill {
  background: var(--color-accent);
  opacity: 0.9;
}

.page-home .tier-bars--five .tier-bar:nth-child(1) .tier-bar__fill { height: 30%; }
.page-home .tier-bars--five .tier-bar:nth-child(2) .tier-bar__fill { height: 46%; }
.page-home .tier-bars--five .tier-bar:nth-child(3) .tier-bar__fill { height: 62%; }
.page-home .tier-bars--five .tier-bar:nth-child(4) .tier-bar__fill { height: 80%; }
.page-home .tier-bars--five .tier-bar:nth-child(5) .tier-bar__fill { height: 98%; }

.page-home .tier-bar__name {
  font-size: var(--text-xs);
  line-height: 1.35;
  color: var(--color-ink-soft);
}

.page-home .tier-advice {
  margin: var(--space-6) 0 0;
  padding-top: var(--space-3);
  border-top: var(--border-thick) double var(--color-line);
  max-width: var(--measure);
  font-size: var(--text-base);
  line-height: var(--leading-body);
  color: var(--color-ink-soft);
}

.page-home .tier-advice a {
  color: var(--color-primary);
  text-decoration: none;
  border-bottom: var(--border-thin) solid var(--color-primary);
}

.page-home .tier-advice a:hover,
.page-home .tier-advice a:focus-visible {
  color: var(--color-accent);
  border-bottom-color: var(--color-accent);
}

/* ---------- 行动出口 ---------- */

.page-home .cta-grid {
  display: grid;
  gap: var(--space-6);
}

@media (min-width: 860px) {
  .page-home .cta-grid {
    grid-template-columns: 7fr 5fr;
    gap: var(--space-8);
    align-items: start;
  }
}

.page-home .cta-lead h2 {
  margin: var(--space-2) 0 var(--space-3);
  font-family: var(--font-heading);
  font-size: var(--text-2xl);
  font-weight: var(--weight-heading);
  line-height: var(--leading-heading);
  letter-spacing: var(--tracking-heading);
  color: var(--color-contrast-ink);
}

.page-home .cta-lead p {
  margin: 0;
  max-width: var(--measure);
  font-size: var(--text-base);
  line-height: var(--leading-body);
  color: var(--color-contrast-ink);
  opacity: 0.86;
}

.page-home .cta-paths {
  display: grid;
  gap: var(--space-3);
}

.page-home .cta-path {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
  padding: var(--space-3);
  border: var(--border-thin) solid var(--color-contrast-line);
  text-decoration: none;
  transition: border-color 0.16s linear;
}

.page-home .cta-path:hover,
.page-home .cta-path:focus-visible {
  border-color: var(--color-contrast-accent);
}

.page-home .cta-path__label {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--color-contrast-accent);
}

.page-home .cta-path__text {
  font-size: var(--text-base);
  line-height: 1.55;
  color: var(--color-contrast-ink);
}

@media (prefers-reduced-motion: reduce) {
  .page-home .range-tick__tip,
  .page-home .cta-path {
    transition: none;
  }
}

.page-home {
  --depth: transparent;
  --hi: 1rem;
}