.page-home {
  --home-cut: 46px;
  --home-fig-size: calc(var(--text-figure) * 0.6);
  background: var(--color-surface);
  color: var(--color-ink);
  overflow-x: clip;
}

/* ---------- 首屏战场横幅 ---------- */

.page-home .hero-arena {
  position: relative;
  isolation: isolate;
  padding-block: calc(var(--space-6) + var(--space-2)) calc(var(--space-8) + var(--home-cut));
  background: var(--color-contrast-surface);
  color: var(--color-contrast-ink);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - var(--home-cut)), 0 100%);
}

.page-home .hero-arena__media {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.page-home .hero-arena__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.34;
  display: block;
}

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

.page-home .hero-arena::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  background: repeating-linear-gradient(
    180deg,
    color-mix(in srgb, var(--color-contrast-line) 60%, transparent) 0 1px,
    transparent 1px 7px
  );
  opacity: 0.45;
  animation: home-scan 12s linear infinite;
}

@keyframes home-scan {
  from { transform: translateY(-7px); }
  to { transform: translateY(7px); }
}

.page-home .hero-arena__inner {
  position: relative;
  z-index: 1;
  display: grid;
  gap: var(--space-6);
}

.page-home .crumb {
  color: var(--color-contrast-ink);
  opacity: 0.7;
  font-size: var(--text-sm);
  margin-bottom: var(--space-2);
}

.page-home .hero-arena__title {
  margin: var(--space-3) 0 0;
  font-family: var(--font-heading);
  font-weight: var(--weight-heading);
  font-size: var(--text-display);
  line-height: 0.92;
  letter-spacing: var(--tracking-heading);
}

.page-home .hero-arena__lede {
  max-width: 46ch;
  margin-top: var(--space-3);
  font-size: var(--text-lg);
  line-height: var(--leading-body);
  color: var(--color-contrast-ink);
  opacity: 0.86;
}

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

.page-home .hero-arena__slate {
  display: grid;
  gap: var(--space-2);
  align-content: start;
  padding-top: var(--space-3);
  border-top: var(--border-thick) solid var(--color-primary);
}

.page-home .hero-arena__slate-title {
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  color: var(--color-contrast-accent);
  letter-spacing: var(--tracking-heading);
}

.page-home .slate-item {
  display: grid;
  gap: calc(var(--space-1) / 2);
  padding: var(--space-2);
  border: 1px solid var(--color-contrast-line);
  border-radius: var(--radius-sm);
  background: color-mix(in srgb, var(--color-contrast-ink) 7%, transparent);
}

.page-home .slate-item__meta {
  display: flex;
  align-items: center;
  gap: var(--space-1);
  font-size: var(--text-xs);
  color: var(--color-contrast-ink);
  opacity: 0.78;
}

.page-home .slate-item__teams {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: var(--text-base);
  letter-spacing: var(--tracking-heading);
  color: var(--color-contrast-ink);
}

.page-home .slate-item__vs {
  color: var(--color-primary);
  margin-inline: var(--space-1);
}

.page-home .slate-item__foot {
  font-size: var(--text-xs);
  color: var(--color-contrast-ink);
  opacity: 0.66;
}

/* ---------- 首屏关键数字 ---------- */

.page-home .hero-figures {
  position: relative;
  z-index: 2;
  margin-top: calc(-1 * var(--home-cut));
}

.page-home .hero-figures__inner {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--space-3);
  padding: var(--space-3) var(--space-3) var(--space-4);
  background: var(--color-surface);
  border-top: var(--border-thick) solid var(--color-primary);
  box-shadow: var(--shadow-1);
}

.page-home .hero-figures__item {
  display: grid;
  gap: calc(var(--space-1) / 2);
  align-content: start;
}

.page-home .hero-figures__num {
  font-family: var(--font-mono);
  font-size: var(--home-fig-size);
  font-weight: var(--weight-heading);
  line-height: 1;
  letter-spacing: var(--tracking-heading);
  color: var(--color-primary);
}

.page-home .hero-figures__label {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: var(--text-base);
  letter-spacing: var(--tracking-heading);
}

.page-home .hero-figures__meta {
  font-size: var(--text-xs);
  line-height: 1.5;
  color: var(--color-ink-muted);
}

/* ---------- 通用区块头 ---------- */

.page-home .block-head {
  display: grid;
  gap: var(--space-2);
  max-width: 66ch;
  margin-bottom: var(--space-6);
}

.page-home .block-head .eyebrow {
  color: var(--color-primary);
  letter-spacing: var(--tracking-heading);
}

.page-home .block-head--dark .eyebrow {
  color: var(--color-contrast-accent);
}

.page-home .block-head--dark .t-h2 {
  color: var(--color-contrast-ink);
}

.page-home .block-head--dark .lede {
  color: var(--color-contrast-ink);
  opacity: 0.82;
}

/* ---------- 赛区主线 ---------- */

.page-home .mainlines__rail {
  display: grid;
  grid-auto-flow: column;
  grid-auto-columns: minmax(250px, 84%);
  gap: var(--space-3);
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  margin-inline: calc(-1 * var(--gutter));
  padding-inline: var(--gutter);
  padding-bottom: var(--space-2);
}

.page-home .mainline-card {
  scroll-snap-align: start;
  display: grid;
  grid-template-rows: auto 1fr;
  background: var(--color-surface-alt);
  border-radius: var(--radius-sm);
  overflow: hidden;
  box-shadow: var(--shadow-1);
}

.page-home .mainline-card__media img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 4 / 3;
  object-fit: cover;
}

.page-home .mainline-card__body {
  display: grid;
  gap: var(--space-2);
  align-content: start;
  padding: var(--space-3);
}

.page-home .mainline-card__tags {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-1);
}

.page-home .mainline-card__stats {
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  color: var(--color-accent);
  letter-spacing: var(--tracking-heading);
}

.page-home .mainline-card__text {
  font-size: var(--text-base);
  line-height: var(--leading-body);
  color: var(--color-ink-soft);
}

.page-home .note {
  color: var(--color-ink-muted);
}

.page-home .mainlines__next {
  margin-top: var(--space-6);
  background: var(--color-surface-deep);
  border-radius: var(--radius-sm);
}

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

.page-home .mainlines__next-list li {
  font-size: var(--text-base);
  line-height: var(--leading-body);
  color: var(--color-ink-soft);
  padding-left: var(--space-3);
  border-left: var(--border-thick) solid var(--color-accent);
}

.page-home .mainlines__next-list strong {
  color: var(--color-ink);
}

/* ---------- 胜率仪表 ---------- */

.page-home .winrate {
  position: relative;
  background: var(--color-contrast-surface);
  color: var(--color-contrast-ink);
}

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

.page-home .winrate__group {
  display: grid;
  gap: var(--space-2);
  align-content: start;
  padding: var(--space-3);
  border-top: var(--border-thick) solid var(--color-contrast-line);
  background: color-mix(in srgb, var(--color-contrast-ink) 5%, transparent);
}

.page-home .winrate__group--up { border-top-color: var(--color-contrast-accent); }
.page-home .winrate__group--down { border-top-color: var(--color-primary); }

.page-home .winrate__label {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: var(--text-sm);
  letter-spacing: var(--tracking-heading);
  color: var(--color-contrast-ink);
  opacity: 0.72;
}

.page-home .winrate__value {
  display: flex;
  align-items: baseline;
  gap: var(--space-1);
  font-family: var(--font-mono);
  font-size: calc(var(--text-figure) * 0.48);
  line-height: 1;
  letter-spacing: var(--tracking-heading);
  color: var(--color-contrast-ink);
}

.page-home .winrate__group--up .winrate__value { color: var(--color-contrast-accent); }
.page-home .winrate__group--down .winrate__value { color: var(--color-primary); }

.page-home .winrate__unit {
  font-family: var(--font-body);
  font-size: var(--text-sm);
  color: var(--color-contrast-ink);
  opacity: 0.7;
}

.page-home .winrate__spark {
  display: block;
  width: 100%;
  height: auto;
  color: var(--color-contrast-line);
}

.page-home .winrate__spark polyline {
  fill: none;
  stroke: currentColor;
  stroke-width: var(--border-thick);
  stroke-linejoin: round;
  stroke-linecap: round;
}

.page-home .winrate__group--up .winrate__spark { color: var(--color-contrast-accent); }
.page-home .winrate__group--down .winrate__spark { color: var(--color-primary); }

.page-home .winrate__text {
  font-size: var(--text-base);
  line-height: var(--leading-body);
  color: var(--color-contrast-ink);
  opacity: 0.84;
}

.page-home .winrate .note {
  color: var(--color-contrast-ink);
  opacity: 0.6;
}

/* ---------- 版本热度 ---------- */

.page-home .trend {
  background: var(--color-highlight);
}

.page-home .trend__list {
  display: grid;
}

.page-home .trend__row {
  display: grid;
  gap: var(--space-2);
  padding-block: var(--space-3);
  border-top: 1px solid var(--color-line);
}

.page-home .trend__row:last-child {
  border-bottom: 1px solid var(--color-line);
}

.page-home .trend__name {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: var(--text-lg);
  letter-spacing: var(--tracking-heading);
  color: var(--color-ink);
}

.page-home .trend__metric {
  display: grid;
  gap: calc(var(--space-1) / 2);
}

.page-home .trend__value {
  font-family: var(--font-mono);
  font-size: var(--text-xl);
  line-height: 1.1;
  letter-spacing: var(--tracking-heading);
  color: var(--color-accent);
}

.page-home .trend__unit {
  font-family: var(--font-body);
  font-size: var(--text-sm);
  color: var(--color-ink-soft);
}

.page-home .trend__delta {
  font-size: var(--text-sm);
  color: var(--color-ink-soft);
}

.page-home .trend__flag {
  align-self: center;
}

.page-home .trend__note {
  margin-top: var(--space-4);
  max-width: 70ch;
}

/* ---------- 回放切片 ---------- */

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

.page-home .replay {
  display: grid;
  align-content: start;
  background: var(--color-surface-alt);
  border-radius: var(--radius-sm);
  overflow: hidden;
}

.page-home .replay__media img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 9;
  object-fit: cover;
}

.page-home .replay__body {
  display: grid;
  gap: var(--space-2);
  align-content: start;
  padding: var(--space-3);
}

.page-home .replay__tags {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-1);
}

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

.page-home .replays__more {
  margin-top: var(--space-4);
  background: var(--color-surface-deep);
  border-radius: var(--radius-sm);
}

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

.page-home .replays__extra li {
  font-size: var(--text-base);
  line-height: var(--leading-body);
  color: var(--color-ink-soft);
  padding-left: var(--space-3);
  border-left: var(--border-thick) solid var(--color-primary);
}

.page-home .replays__extra strong {
  color: var(--color-ink);
}

.page-home .replays__stamp {
  display: block;
  margin-top: calc(var(--space-1) / 2);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: var(--color-ink-muted);
}

/* ---------- 入口索引 ---------- */

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

.page-home .gateways__list {
  display: grid;
}

.page-home .gateway {
  display: grid;
  gap: var(--space-1);
  padding-block: var(--space-3);
  border-top: 1px solid var(--color-line);
  color: inherit;
  text-decoration: none;
  transition: transform 180ms ease, border-color 180ms ease;
}

.page-home .gateway:last-child {
  border-bottom: 1px solid var(--color-line);
}

.page-home .gateway__name {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: var(--text-lg);
  letter-spacing: var(--tracking-heading);
  color: var(--color-ink);
}

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

.page-home .gateway__go {
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  color: var(--color-accent);
  letter-spacing: var(--tracking-heading);
}

.page-home .gateway:hover .gateway__name,
.page-home .gateway:focus-visible .gateway__name {
  color: var(--color-primary);
}

.page-home .gateway:hover {
  transform: translateX(var(--space-1));
}

.page-home .gateway:focus-visible {
  outline: var(--border-thin) solid var(--color-focus);
  outline-offset: 4px;
}

/* ---------- 收尾出口 ---------- */

.page-home .exit {
  background: var(--color-contrast-surface);
  color: var(--color-contrast-ink);
  clip-path: polygon(0 var(--home-cut), 100% 0, 100% 100%, 0 100%);
  padding-block: calc(var(--space-8) + var(--home-cut)) var(--space-8);
}

.page-home .exit__inner {
  display: grid;
  gap: var(--space-3);
  align-items: center;
}

.page-home .exit__text {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: var(--text-lg);
  line-height: var(--leading-heading);
  letter-spacing: var(--tracking-heading);
  color: var(--color-contrast-ink);
  max-width: 44ch;
}

/* ---------- 响应式 ---------- */

@media (min-width: 760px) {
  .page-home .hero-figures__inner {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: var(--space-4);
  }

  .page-home .hero-figures__item + .hero-figures__item {
    border-left: 1px solid var(--color-line);
    padding-left: var(--space-3);
  }

  .page-home .winrate__grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: var(--space-4);
  }

  .page-home .trend__row {
    grid-template-columns: minmax(0, 3fr) minmax(0, 5fr) minmax(0, 2fr);
    align-items: center;
    gap: var(--space-4);
  }

  .page-home .replays__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: var(--space-6);
  }

  .page-home .replays__grid > .replay:nth-child(2) {
    margin-top: var(--space-6);
  }

  .page-home .exit__inner {
    grid-template-columns: minmax(0, 1fr) auto;
    gap: var(--space-6);
  }
}

@media (min-width: 900px) {
  .page-home .hero-arena__inner {
    grid-template-columns: minmax(0, 1.62fr) minmax(0, 1fr);
    gap: var(--space-8);
    align-items: start;
    padding-top: var(--space-8);
  }

  .page-home .hero-arena__slate {
    border-top: 0;
    border-left: var(--border-thick) solid var(--color-primary);
    padding-top: 0;
    padding-left: var(--space-3);
  }

  .page-home .mainlines__rail {
    grid-auto-flow: row;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: var(--space-4);
    overflow: visible;
    margin-inline: 0;
    padding-inline: 0;
    padding-bottom: 0;
  }

  .page-home .mainline-card:nth-child(2) {
    margin-top: var(--space-4);
  }

  .page-home .gateway {
    grid-template-columns: minmax(0, 4fr) minmax(0, 7fr) minmax(0, 2fr);
    align-items: baseline;
    gap: var(--space-4);
  }
}

@media (min-width: 1100px) {
  .page-home {
    --home-cut: 58px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-home .hero-arena::after {
    animation: none;
  }

  .page-home .gateway {
    transition: none;
  }
}