.page-home {
  --home-hair: var(--border-thin) solid var(--color-line);
  --home-hair-dark: var(--border-thin) solid var(--color-contrast-line);
  --home-glass: color-mix(in srgb, var(--color-contrast-surface) 58%, transparent);
  --home-glass-strong: color-mix(in srgb, var(--color-contrast-surface) 80%, transparent);
}

/* ---------- 通用小节排版 ---------- */
.page-home .section-head {
  margin-bottom: var(--space-6);
}

.page-home .section-kicker {
  margin: 0 0 var(--space-1);
  font-family: var(--font-heading);
  font-size: var(--text-sm);
  font-weight: 700;
  letter-spacing: 0.12em;
  color: var(--color-primary);
}

.page-home .section-head h2 {
  margin: 0;
  font-family: var(--font-heading);
  font-size: var(--text-2xl);
  font-weight: 700;
  line-height: var(--leading-heading);
  letter-spacing: var(--tracking-heading);
  color: var(--color-ink);
}

.page-home .panel-title {
  margin: 0;
  font-family: var(--font-heading);
  font-size: var(--text-lg);
  font-weight: 700;
  line-height: var(--leading-heading);
  color: var(--color-ink);
}

.page-home .panel-label {
  margin: 0;
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: 0.14em;
  color: var(--color-accent);
}

.page-home .panel-dark .panel-title,
.page-home .panel-dark .updates-head h2,
.page-home .panel-dark .exit-body h2 {
  color: var(--color-contrast-ink);
}

.page-home .panel-dark .panel-label {
  color: var(--color-contrast-accent);
}

.page-home .updates-kicker {
  color: var(--color-contrast-accent);
}

.page-home .link-more {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding-bottom: 2px;
  font-size: var(--text-sm);
  font-weight: 700;
  color: var(--color-primary);
  text-decoration: none;
  border-bottom: 1px solid color-mix(in srgb, var(--color-primary) 42%, transparent);
  transition: color 0.2s ease, border-color 0.2s ease;
}

.page-home .link-more::after {
  content: "→";
  font-family: var(--font-mono);
}

.page-home .link-more:hover,
.page-home .link-more:focus-visible {
  color: var(--color-focus);
  border-bottom-color: var(--color-focus);
}

.page-home a:focus-visible,
.page-home button:focus-visible {
  outline: 2px solid var(--color-focus);
  outline-offset: 2px;
  border-radius: var(--radius-sm);
}

/* ---------- 图片容器 ---------- */
.page-home .ph-media {
  position: relative;
  overflow: hidden;
  border-radius: var(--radius-sm);
  background: var(--color-surface-deep);
}

.page-home .ph-media img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: saturate(0.68) contrast(1.06);
}

.page-home .ph-media::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: color-mix(in srgb, var(--color-primary) 30%, transparent);
  mix-blend-mode: multiply;
}

/* ---------- 首屏 ---------- */
.page-home .hero {
  padding-block: var(--space-4) var(--space-8);
  background: var(--color-surface);
  border-bottom: var(--home-hair);
}

.page-home .hero .crumbs {
  margin-bottom: var(--space-4);
}

.page-home .hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--space-4);
}

.page-home .hero-kicker {
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
  margin: 0;
  font-family: var(--font-heading);
  font-size: var(--text-sm);
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--color-accent);
}

.page-home .hero-lead h1 {
  margin: var(--space-2) 0 0;
  font-family: var(--font-heading);
  font-size: var(--text-display);
  font-weight: 900;
  line-height: var(--leading-heading);
  letter-spacing: var(--tracking-heading);
  color: var(--color-ink);
}

.page-home .hero-sub {
  max-width: 54ch;
  margin: var(--space-3) 0 0;
  font-size: var(--text-base);
  line-height: var(--leading-body);
  color: var(--color-ink-soft);
}

.page-home .hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  margin-top: var(--space-4);
}

.page-home .hero-board {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  border: var(--home-hair-dark);
  border-radius: var(--radius-lg);
  background: var(--color-contrast-surface);
  box-shadow: var(--shadow-2);
}

.page-home .hero-board-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: saturate(0.62) contrast(1.06) brightness(0.82);
}

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

.page-home .hero-board-inner {
  position: relative;
  z-index: 2;
  display: grid;
  gap: var(--space-3);
  align-content: space-between;
  padding: var(--space-3);
}

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

.page-home .hero-metric {
  display: grid;
  gap: 4px;
  align-content: start;
  padding: var(--space-2);
  border: var(--home-hair-dark);
  border-radius: var(--radius-sm);
  background: var(--home-glass);
  transition: background-color 0.24s ease, border-color 0.24s ease, transform 0.24s ease;
}

.page-home .hero-metric:hover,
.page-home .hero-metric:focus-within {
  background: var(--home-glass-strong);
  border-color: var(--color-contrast-accent);
  transform: translateY(-2px);
}

.page-home .hero-metric .metric-value {
  font-family: var(--font-mono);
  font-size: var(--text-figure);
  font-weight: 700;
  line-height: 1;
  color: var(--color-contrast-accent);
}

.page-home .hero-metric .metric-label {
  font-family: var(--font-heading);
  font-size: var(--text-sm);
  font-weight: 700;
  color: var(--color-contrast-ink);
}

.page-home .hero-metric .metric-note {
  font-size: var(--text-xs);
  line-height: 1.55;
  color: var(--color-contrast-ink);
  opacity: 0.66;
  transition: opacity 0.24s ease;
}

.page-home .hero-metric:hover .metric-note,
.page-home .hero-metric:focus-within .metric-note {
  opacity: 1;
}

.page-home .hero-board-foot {
  margin: 0;
  padding-top: var(--space-2);
  border-top: var(--home-hair-dark);
  font-size: var(--text-sm);
  line-height: 1.6;
  color: var(--color-contrast-ink);
  opacity: 0.9;
}

/* ---------- 赛季焦点 ---------- */
.page-home .focus {
  background: var(--color-surface-alt);
}

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

.page-home .focus-stage {
  display: grid;
  gap: var(--space-3);
  align-content: start;
}

.page-home .focus-stage-media {
  aspect-ratio: 16 / 9;
}

.page-home .focus-stage-body {
  display: grid;
  gap: var(--space-2);
  align-content: start;
}

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

.page-home .focus-side {
  display: grid;
  gap: var(--gutter);
  align-content: start;
}

.page-home .focus-rank,
.page-home .focus-transfer {
  display: grid;
  gap: var(--space-2);
  align-content: start;
}

.page-home .rank-spark {
  display: block;
  width: 100%;
  height: auto;
}

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

.page-home .stage-rail .rail-item {
  display: grid;
  gap: 4px;
  padding: var(--space-2);
  border: var(--home-hair);
  border-radius: var(--radius-sm);
  background: var(--color-surface-deep);
}

.page-home .stage-rail .rail-index {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: 0.1em;
  color: var(--color-primary);
}

.page-home .stage-name {
  font-family: var(--font-heading);
  font-size: var(--text-sm);
  font-weight: 700;
  color: var(--color-ink);
}

/* ---------- 三件事 ---------- */
.page-home .services {
  background: var(--color-surface);
}

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

.page-home .service {
  display: grid;
  gap: var(--space-2);
  align-content: start;
}

.page-home .service .tag {
  justify-self: start;
}

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

.page-home .service-meta {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 4px var(--space-2);
  margin: 0;
  padding-top: var(--space-2);
  border-top: var(--home-hair);
  font-size: var(--text-sm);
}

.page-home .service-meta dt {
  font-weight: 700;
  color: var(--color-primary);
}

.page-home .service-meta dd {
  margin: 0;
  color: var(--color-ink-soft);
  line-height: 1.62;
}

/* ---------- 数据读法 ---------- */
.page-home .reading {
  background: var(--color-surface-alt);
}

.page-home .reading-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--space-4);
  margin-bottom: var(--space-6);
}

.page-home .reading-intro {
  display: grid;
  gap: var(--space-2);
  align-content: start;
}

.page-home .reading-intro h2 {
  margin: 0;
  font-family: var(--font-heading);
  font-size: var(--text-3xl);
  font-weight: 900;
  line-height: var(--leading-heading);
  letter-spacing: var(--tracking-heading);
  color: var(--color-ink);
}

.page-home .reading-lede {
  max-width: 46ch;
  margin: 0;
  font-size: var(--text-base);
  line-height: var(--leading-body);
  color: var(--color-ink-soft);
}

.page-home .reading-media {
  aspect-ratio: 16 / 10;
}

.page-home .expand-stack {
  display: grid;
  gap: var(--space-2);
}

.page-home .expand-stack .expand-group {
  overflow: hidden;
  border: var(--home-hair);
  border-radius: var(--radius-md);
  background: var(--color-surface);
  box-shadow: var(--shadow-1);
}

.page-home .expand-stack .expand-trigger {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-2);
  width: 100%;
  padding: var(--space-3);
  border: 0;
  background: transparent;
  text-align: left;
  cursor: pointer;
  font-family: var(--font-heading);
  font-size: var(--text-base);
  font-weight: 700;
  color: var(--color-ink);
  transition: background-color 0.2s ease;
}

.page-home .expand-stack .expand-trigger:hover {
  background: var(--color-surface-alt);
}

.page-home .expand-heading {
  flex: 1 1 12ch;
  min-width: 0;
}

.page-home .expand-stack .expand-marker {
  flex: 0 0 auto;
  color: var(--color-accent);
}

.page-home .expand-stack .expand-trigger .tag {
  flex: 0 0 auto;
}

.page-home .expand-stack .expand-panel {
  padding: 0 var(--space-3) var(--space-3);
  font-size: var(--text-base);
  line-height: var(--leading-body);
  color: var(--color-ink-soft);
}

.page-home .expand-stack .expand-panel p {
  margin: 0;
  max-width: var(--measure);
}

/* ---------- 更新状态 ---------- */
.page-home .updates {
  background: var(--color-surface);
}

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

.page-home .updates-head {
  display: grid;
  gap: var(--space-2);
  align-content: start;
}

.page-home .updates-head h2 {
  margin: 0;
  font-family: var(--font-heading);
  font-size: var(--text-2xl);
  font-weight: 900;
  line-height: var(--leading-heading);
  color: var(--color-contrast-ink);
}

.page-home .updates-lede {
  margin: 0;
  max-width: 36ch;
  font-size: var(--text-base);
  line-height: var(--leading-body);
  color: var(--color-contrast-ink);
  opacity: 0.78;
}

.page-home .updates-body {
  display: grid;
  gap: var(--space-3);
  align-content: start;
  min-width: 0;
}

.page-home .update-list {
  margin: 0;
  padding: 0;
  list-style: none;
  border-top: var(--home-hair-dark);
}

.page-home .update-row {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-3) 0;
  border-bottom: var(--home-hair-dark);
}

.page-home .update-text {
  min-width: 0;
}

.page-home .update-name {
  margin: 0;
  font-family: var(--font-heading);
  font-size: var(--text-base);
  font-weight: 700;
  color: var(--color-contrast-ink);
}

.page-home .update-desc {
  margin: 2px 0 0;
  font-size: var(--text-sm);
  line-height: 1.6;
  color: var(--color-contrast-ink);
  opacity: 0.72;
}

.page-home .updates-body .expand-group {
  overflow: hidden;
  border: var(--home-hair-dark);
  border-radius: var(--radius-md);
  background: color-mix(in srgb, var(--color-contrast-line) 52%, transparent);
}

.page-home .updates-body .expand-trigger {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-2);
  width: 100%;
  padding: var(--space-3);
  border: 0;
  background: transparent;
  text-align: left;
  cursor: pointer;
  font-family: var(--font-heading);
  font-size: var(--text-base);
  font-weight: 700;
  color: var(--color-contrast-ink);
}

.page-home .updates-body .expand-trigger:hover {
  background: color-mix(in srgb, var(--color-contrast-line) 78%, transparent);
}

.page-home .updates-body .expand-marker {
  flex: 0 0 auto;
  color: var(--color-contrast-accent);
}

.page-home .updates-body .expand-panel {
  padding: 0 var(--space-3) var(--space-3);
  font-size: var(--text-base);
  line-height: var(--leading-body);
  color: var(--color-contrast-ink);
  opacity: 0.82;
}

.page-home .updates-body .expand-panel p {
  margin: 0;
  max-width: var(--measure);
}

/* ---------- 页尾出口 ---------- */
.page-home .exit {
  background: var(--color-surface-alt);
}

.page-home .exit-board {
  display: grid;
  gap: 0;
  overflow: hidden;
  padding: 0;
}

.page-home .exit-media {
  aspect-ratio: 3 / 2;
  border-radius: 0;
}

.page-home .exit-media::after {
  background: color-mix(in srgb, var(--color-contrast-surface) 42%, transparent);
  mix-blend-mode: multiply;
}

.page-home .exit-body {
  display: grid;
  gap: var(--space-3);
  align-content: start;
  padding: var(--space-4);
}

.page-home .exit-body h2 {
  margin: 0;
  font-family: var(--font-heading);
  font-size: var(--text-2xl);
  font-weight: 900;
  line-height: var(--leading-heading);
  color: var(--color-contrast-ink);
}

.page-home .exit-routes {
  display: grid;
  gap: 0;
  margin: 0;
  padding: 0;
  list-style: none;
  border-top: var(--home-hair-dark);
}

.page-home .exit-route {
  display: grid;
  gap: var(--space-2);
  padding: var(--space-3) 0;
  border-bottom: var(--home-hair-dark);
}

.page-home .exit-route-text {
  min-width: 0;
}

.page-home .exit-route-name {
  margin: 0;
  font-family: var(--font-heading);
  font-size: var(--text-lg);
  font-weight: 700;
  color: var(--color-contrast-ink);
}

.page-home .exit-route-desc {
  margin: 4px 0 0;
  font-size: var(--text-sm);
  line-height: 1.65;
  color: var(--color-contrast-ink);
  opacity: 0.78;
}

.page-home .exit-note {
  margin: 0;
  font-size: var(--text-sm);
  line-height: 1.68;
  color: var(--color-contrast-ink);
  opacity: 0.72;
}

.page-home .exit-note a {
  color: var(--color-contrast-accent);
  font-weight: 700;
}

/* ---------- 响应式 ---------- */
@media (min-width: 480px) {
  .page-home .stage-rail {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (min-width: 760px) {
  .page-home .service-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-home .service-a {
    grid-column: span 2;
  }

  .page-home .exit-route {
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: center;
    gap: var(--space-4);
  }
}

@media (min-width: 900px) {
  .page-home .hero {
    padding-block: var(--space-6) var(--section-y-lg);
  }

  .page-home .hero-grid {
    grid-template-columns: minmax(0, 6.4fr) minmax(0, 5.6fr);
    gap: var(--space-6);
    align-items: end;
  }

  .page-home .hero-board-inner {
    padding: var(--space-4);
  }

  .page-home .focus-grid {
    grid-template-columns: repeat(12, minmax(0, 1fr));
    align-items: start;
  }

  .page-home .focus-stage {
    grid-column: span 7;
  }

  .page-home .focus-side {
    grid-column: span 5;
  }

  .page-home .reading-grid {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    gap: var(--space-6);
    align-items: center;
  }

  .page-home .updates-board {
    grid-template-columns: minmax(0, 4fr) minmax(0, 8fr);
    gap: var(--space-6);
    padding: var(--space-6);
  }

  .page-home .exit-board {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    align-items: stretch;
  }

  .page-home .exit-media {
    aspect-ratio: auto;
    height: 100%;
  }

  .page-home .exit-body {
    padding: var(--space-6);
  }
}

@media (min-width: 1000px) {
  .page-home .service-grid {
    grid-template-columns: repeat(12, minmax(0, 1fr));
  }

  .page-home .service-a {
    grid-column: span 5;
  }

  .page-home .service-b {
    grid-column: span 4;
  }

  .page-home .service-c {
    grid-column: span 3;
  }
}