.page-home {
  --home-tick-light: color-mix(in srgb, var(--color-ink) 15%, transparent);
  display: block;
  background: var(--color-surface);
  color: var(--color-ink);
  font-family: var(--font-body);
  font-size: var(--text-base);
  line-height: var(--leading-body);
  overflow-x: hidden;
}

.page-home *,
.page-home *::before,
.page-home *::after {
  box-sizing: border-box;
}

.page-home img {
  max-width: 100%;
  height: auto;
  display: block;
}

.page-home .container {
  width: 100%;
  max-width: var(--container);
  margin-inline: auto;
  padding-inline: clamp(20px, 4vw, 24px);
}

.page-home a {
  color: var(--color-accent);
}

.page-home a:focus-visible,
.page-home .league-item:focus-visible {
  outline: 2px solid var(--color-focus);
  outline-offset: 2px;
}

.page-home .section {
  padding-block: clamp(56px, 9vw, var(--section-y));
}

/* ---------- 首屏海报 ---------- */

.page-home .hero {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  background: var(--color-contrast-surface);
  color: var(--color-contrast-ink);
  padding-block: clamp(40px, 7vw, 72px) clamp(56px, 8vw, 96px);
}

.page-home .hero__bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  z-index: -2;
}

.page-home .hero__veil {
  position: absolute;
  inset: 0;
  background: var(--overlay-scrim);
  z-index: -1;
}

.page-home .hero__wedge {
  position: absolute;
  right: 0;
  bottom: 0;
  width: 58%;
  height: 26%;
  background: var(--color-primary);
  clip-path: polygon(20% 0, 100% 0, 100% 100%, 0 100%);
  z-index: 0;
  pointer-events: none;
}

.page-home .hero__inner {
  position: relative;
  z-index: 2;
  display: grid;
  gap: clamp(16px, 2.4vw, 24px);
}

.page-home .hero .breadcrumb {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-1);
  font-size: var(--text-sm);
  color: var(--color-contrast-ink);
  opacity: 0.72;
}

.page-home .hero__eyebrow {
  margin: 0;
  font-family: var(--font-heading);
  font-size: var(--text-sm);
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--color-contrast-accent);
}

.page-home .hero__title {
  margin: 0;
  font-family: var(--font-heading);
  font-weight: var(--weight-heading);
  font-size: var(--text-display);
  line-height: var(--leading-heading);
  letter-spacing: var(--tracking-heading);
  max-width: 12ch;
  text-wrap: balance;
}

.page-home .hero__lede {
  margin: 0;
  max-width: 54ch;
  color: var(--color-contrast-ink);
}

.page-home .hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  margin-top: var(--space-1);
}

.page-home .hero__figures {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-3);
  margin: clamp(28px, 5vw, 48px) 0 0;
  padding: var(--space-3) 0 0;
  list-style: none;
  border-top: 1px solid var(--color-contrast-line);
}

.page-home .hero__figure {
  min-width: 0;
}

.page-home .hero__fig-num {
  display: block;
  font-family: var(--font-mono);
  font-size: var(--text-figure);
  font-weight: 400;
  line-height: 1;
  letter-spacing: -0.03em;
  color: var(--color-contrast-accent);
}

.page-home .hero__fig-label {
  display: block;
  margin-top: var(--space-2);
  font-size: var(--text-sm);
  color: var(--color-contrast-ink);
  opacity: 0.86;
  max-width: 26ch;
}

/* ---------- 章节标题组 ---------- */

.page-home .ph-head {
  display: grid;
  gap: var(--space-2);
  margin-bottom: clamp(32px, 5vw, 56px);
  max-width: var(--measure);
}

.page-home .ph-head__num {
  margin: 0;
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  letter-spacing: 0.18em;
  color: var(--color-primary);
}

.page-home .ph-head__num::after {
  content: "";
  display: inline-block;
  width: 56px;
  height: 1px;
  margin-left: var(--space-2);
  vertical-align: middle;
  background: var(--color-line);
}

.page-home .ph-head__title {
  margin: 0;
  font-family: var(--font-heading);
  font-weight: var(--weight-heading);
  font-size: var(--text-xl);
  line-height: var(--leading-heading);
  letter-spacing: var(--tracking-heading);
}

.page-home .ph-head__lede {
  margin: 0;
  max-width: 60ch;
  color: var(--color-ink-soft);
}

/* ---------- 双主线错位 ---------- */

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

.page-home .twin__kicker {
  margin: 0 0 var(--space-2);
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  letter-spacing: 0.14em;
  color: var(--color-primary);
}

.page-home .twin__title {
  margin: 0 0 var(--space-2);
  font-family: var(--font-heading);
  font-weight: var(--weight-heading);
  font-size: var(--text-lg);
  line-height: var(--leading-heading);
}

.page-home .twin__text {
  margin: 0;
  max-width: 46ch;
  color: var(--color-ink-soft);
}

.page-home .twin__list {
  list-style: none;
  margin: var(--space-3) 0 0;
  padding: 0;
  display: grid;
  gap: var(--space-1);
}

.page-home .twin__list li {
  position: relative;
  padding-left: var(--space-4);
}

.page-home .twin__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.72em;
  width: 14px;
  height: 2px;
  background: var(--color-accent);
}

.page-home .twin__media img {
  width: 100%;
  aspect-ratio: 3 / 2;
  object-fit: cover;
}

.page-home .twin__link {
  margin: var(--space-3) 0 0;
  font-family: var(--font-mono);
  font-size: var(--text-sm);
}

/* ---------- 可展开组 ---------- */

.page-home .expand-group {
  margin-top: var(--space-3);
  padding-top: var(--space-2);
  border-top: 1px solid var(--home-tick-light);
}

.page-home .expand-group__summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-2);
  cursor: pointer;
  list-style: none;
  font-family: var(--font-heading);
  font-size: var(--text-sm);
  letter-spacing: 0.04em;
  color: var(--color-accent);
}

.page-home .expand-group__summary::-webkit-details-marker {
  display: none;
}

.page-home .expand-group__arrow {
  flex: none;
  width: 9px;
  height: 9px;
  border-right: 1px solid currentColor;
  border-bottom: 1px solid currentColor;
  transform: rotate(45deg);
  transition: transform 180ms ease-out;
}

.page-home .expand-group[open] .expand-group__arrow {
  transform: rotate(-135deg);
}

.page-home .expand-group__body {
  padding-top: var(--space-2);
  color: var(--color-ink-soft);
}

.page-home .expand-group__body p {
  margin: 0;
  max-width: 52ch;
}

/* ---------- 全宽深色节点 ---------- */

.page-home .band {
  background: var(--color-contrast-surface);
  color: var(--color-contrast-ink);
  padding-block: clamp(44px, 7vw, 80px);
}

.page-home .band__inner {
  display: grid;
  gap: var(--space-4);
}

.page-home .band__kicker {
  margin: 0 0 var(--space-2);
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  letter-spacing: 0.16em;
  color: var(--color-contrast-accent);
}

.page-home .band__title {
  margin: 0;
  font-family: var(--font-heading);
  font-weight: var(--weight-heading);
  font-size: var(--text-xl);
  line-height: var(--leading-heading);
  max-width: 20ch;
}

.page-home .band__figures {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-4);
}

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

.page-home .band__num {
  display: block;
  font-family: var(--font-mono);
  font-size: var(--text-2xl);
  line-height: 1;
  letter-spacing: -0.02em;
  color: var(--color-contrast-accent);
}

.page-home .band__unit {
  display: block;
  margin-top: var(--space-1);
  font-size: var(--text-sm);
  color: var(--color-contrast-ink);
  opacity: 0.84;
}

/* ---------- 联赛刻度索引 ---------- */

.page-home .rail-block {
  background: var(--color-surface-alt);
}

.page-home .rail-block__img {
  width: 100%;
  aspect-ratio: 3 / 1;
  object-fit: cover;
  margin-bottom: var(--space-4);
}

.page-home .league-rail {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--home-tick-light);
}

.page-home .league-item {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: var(--space-1) var(--space-3);
  align-items: baseline;
  padding: var(--space-3) 0;
  border-bottom: 1px solid var(--home-tick-light);
  transition: background-color 120ms ease-out;
}

.page-home .league-item:hover,
.page-home .league-item:focus-within {
  background: var(--color-highlight);
}

.page-home .league-item__num {
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  color: var(--color-primary);
}

.page-home .league-item__name {
  font-family: var(--font-heading);
  font-weight: var(--weight-heading);
  font-size: var(--text-lg);
  line-height: var(--leading-heading);
  min-width: 0;
  overflow-wrap: anywhere;
}

.page-home .league-item__brief {
  grid-column: 2;
  font-size: var(--text-sm);
  color: var(--color-ink-soft);
}

.page-home .league-item__phases {
  grid-column: 2;
  max-height: 0;
  overflow: hidden;
  opacity: 0;
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.08em;
  color: var(--color-accent);
  transition: max-height 180ms ease-out, opacity 180ms ease-out;
}

.page-home .league-item:hover .league-item__phases,
.page-home .league-item:focus-within .league-item__phases {
  max-height: 40px;
  opacity: 1;
}

.page-home .rail-block__foot {
  margin: var(--space-4) 0 0;
  font-size: var(--text-sm);
  color: var(--color-ink-soft);
}

/* ---------- 奖项精选 ---------- */

.page-home .award-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
  border-top: 1px solid var(--home-tick-light);
}

.page-home .award {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: var(--space-2) var(--space-3);
  padding: var(--space-4) 0;
  border-bottom: 1px solid var(--home-tick-light);
}

.page-home .award__num {
  margin: 0;
  padding-top: 0.35em;
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  color: var(--color-primary);
}

.page-home .award__body {
  min-width: 0;
}

.page-home .award__title {
  margin: 0 0 var(--space-2);
  font-family: var(--font-heading);
  font-weight: var(--weight-heading);
  font-size: var(--text-lg);
  line-height: var(--leading-heading);
}

.page-home .award__meta {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-1);
  margin: 0 0 var(--space-2);
}

.page-home .award__text {
  margin: 0;
  max-width: 62ch;
  font-size: var(--text-base);
  color: var(--color-ink-soft);
}

/* ---------- 更新节奏 ---------- */

.page-home .cadence {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-4);
}

.page-home .cadence__lane {
  background: var(--color-surface-alt);
  padding: var(--space-4);
}

.page-home .cadence__head {
  display: flex;
  align-items: baseline;
  gap: var(--space-2);
}

.page-home .cadence__mark {
  flex: none;
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  color: var(--color-primary-ink);
  background: var(--color-primary);
  padding: 2px 10px;
}

.page-home .cadence__title {
  margin: 0;
  font-family: var(--font-heading);
  font-weight: var(--weight-heading);
  font-size: var(--text-lg);
  line-height: var(--leading-heading);
}

.page-home .cadence__ticks {
  display: flex;
  gap: 4px;
  margin: var(--space-3) 0;
}

.page-home .cadence__ticks span {
  flex: 1;
  height: 3px;
  background: var(--color-surface-deep);
}

.page-home .cadence__ticks span:nth-child(3n + 1) {
  background: var(--color-accent);
}

.page-home .cadence__note {
  margin: 0;
  max-width: 44ch;
  color: var(--color-ink-soft);
}

.page-home .cadence__media {
  margin-top: var(--space-4);
}

.page-home .cadence__media img {
  width: 100%;
  aspect-ratio: 3 / 1;
  object-fit: cover;
}

.page-home .cadence__foot {
  margin: var(--space-3) 0 0;
  font-size: var(--text-sm);
  color: var(--color-ink-soft);
}

/* ---------- 出口 ---------- */

.page-home .exit__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-3);
}

.page-home .exit__card {
  display: grid;
  gap: var(--space-2);
  padding: var(--space-4);
  background: var(--color-surface-alt);
  border-top: 4px solid var(--color-primary);
  color: inherit;
  text-decoration: none;
  transition: background-color 120ms ease-out, border-color 120ms ease-out, transform 120ms ease-out;
}

.page-home .exit__card:hover,
.page-home .exit__card:focus-visible {
  background: var(--color-highlight);
  border-top-color: var(--color-accent);
  transform: translateY(-2px);
}

.page-home .exit__idx {
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  letter-spacing: 0.16em;
  color: var(--color-primary);
}

.page-home .exit__card:hover .exit__idx,
.page-home .exit__card:focus-visible .exit__idx {
  color: var(--color-accent);
}

.page-home .exit__title {
  margin: 0;
  font-family: var(--font-heading);
  font-weight: var(--weight-heading);
  font-size: var(--text-lg);
  line-height: var(--leading-heading);
}

.page-home .exit__text {
  margin: 0;
  color: var(--color-ink-soft);
}

.page-home .exit__go {
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  color: var(--color-accent);
}

.page-home .exit__more {
  margin: var(--space-4) 0 0;
  max-width: var(--measure);
  color: var(--color-ink-soft);
}

/* ---------- 响应式 ---------- */

@media (min-width: 640px) {
  .page-home .hero__figures {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: var(--gutter);
  }

  .page-home .hero__wedge {
    width: 48%;
    height: 32%;
  }

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

@media (min-width: 900px) {
  .page-home .ph-head__title {
    font-size: var(--text-2xl);
  }

  .page-home .twin {
    grid-template-columns: minmax(0, 1fr) minmax(0, 0.76fr) minmax(0, 1fr);
    align-items: start;
    gap: var(--gutter);
  }

  .page-home .twin__media {
    margin-top: clamp(24px, 4vw, 56px);
  }

  .page-home .twin__col--b {
    margin-top: clamp(48px, 8vw, 104px);
  }

  .page-home .band__inner {
    grid-template-columns: minmax(0, 1.25fr) minmax(0, 1fr);
    align-items: end;
    gap: var(--space-6);
  }

  .page-home .award-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    column-gap: clamp(32px, 5vw, 64px);
    border-top: none;
  }

  .page-home .award {
    border-bottom: none;
    border-top: 1px solid var(--home-tick-light);
    padding: var(--space-4) 0 var(--space-6);
  }

  .page-home .cadence {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: clamp(24px, 4vw, 48px);
  }

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

@media (min-width: 1100px) {
  .page-home .hero__wedge {
    width: 42%;
    height: 36%;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-home .expand-group__arrow,
  .page-home .league-item,
  .page-home .league-item__phases,
  .page-home .exit__card {
    transition: none;
  }

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