.page-home {
  --home-divider: var(--border-thin) dashed var(--color-line);
  --home-divider-dark: var(--border-thin) dashed var(--color-contrast-line);
  --home-offset: calc(var(--space-3) * 1);
}

/* ---------- 首屏 ---------- */
.page-home .home-hero {
  padding-top: var(--space-6);
}

.page-home .home-context {
  margin: 0 0 var(--space-4);
  font-size: var(--text-xs);
  letter-spacing: 0.08em;
  color: var(--color-ink-muted);
}

.page-home .home-hero__grid {
  display: grid;
  gap: var(--space-6);
  align-items: start;
}

.page-home .home-hero__title {
  margin: 0 0 var(--space-3);
  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-ink);
}

.page-home .home-hero__sub {
  margin: 0 0 var(--space-4);
  max-width: 46ch;
  font-size: var(--text-base);
  line-height: var(--leading-body);
  color: var(--color-ink-soft);
}

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

.page-home .home-hero__hint {
  margin: var(--space-3) 0 0;
  font-size: var(--text-xs);
  color: var(--color-ink-muted);
}

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

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

.page-home .home-hero__board::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 1;
  background: var(--overlay-scrim);
  pointer-events: none;
}

.page-home .home-hero__board .board-card {
  position: relative;
  z-index: 2;
  margin: var(--space-3);
}

/* ---------- 深色赛程卡 ---------- */
.page-home .board-card {
  display: grid;
  gap: var(--space-3);
  padding: var(--space-4);
  border-radius: var(--radius-md);
  border: var(--border-thin) solid var(--color-contrast-line);
  background-color: color-mix(in srgb, var(--color-contrast-surface) 76%, transparent);
  color: var(--color-contrast-ink);
}

.page-home .board-card__head {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-1) var(--space-3);
  align-items: baseline;
  justify-content: space-between;
  padding-bottom: var(--space-2);
  border-bottom: var(--home-divider-dark);
}

.page-home .board-card__label {
  margin: 0;
  font-size: var(--text-sm);
  font-weight: var(--weight-heading);
  color: var(--color-contrast-ink);
}

.page-home .board-card__window {
  margin: 0;
  font-size: var(--text-xs);
  color: var(--color-contrast-accent);
}

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

.page-home .board-row {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  gap: var(--space-3);
  align-items: center;
  padding: var(--space-2) var(--space-3);
  border-radius: var(--radius-sm);
  background-color: color-mix(in srgb, var(--color-contrast-ink) 8%, transparent);
}

.page-home .board-row__round {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.06em;
  white-space: nowrap;
  color: var(--color-contrast-accent);
}

.page-home .board-row__pair {
  min-width: 0;
  overflow-wrap: anywhere;
  font-size: var(--text-base);
  color: var(--color-contrast-ink);
}

.page-home .board-row__time {
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  text-align: right;
  color: var(--color-contrast-ink);
}

.page-home .board-card__note {
  margin: 0;
  font-size: var(--text-xs);
  color: color-mix(in srgb, var(--color-contrast-ink) 68%, transparent);
}

/* ---------- 错位数字组 ---------- */
.page-home .home-figures {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-start;
  gap: var(--space-4) var(--space-8);
  margin: var(--space-8) 0 0;
  padding-top: var(--space-4);
  border-top: var(--home-divider);
}

.page-home .home-figures .figure {
  display: grid;
  gap: var(--space-1);
}

.page-home .home-figures .figure__value {
  font-family: var(--font-mono);
  font-size: var(--text-figure);
  font-weight: var(--weight-heading);
  line-height: 1;
  color: var(--color-ink);
}

.page-home .home-figures .figure__label {
  font-size: var(--text-xs);
  color: var(--color-ink-muted);
}

.page-home .home-figures .figure:nth-child(even) {
  transform: translateY(var(--space-3));
}

/* ---------- 轮次阶段横带 ---------- */
.page-home .round-band__head .eyebrow {
  color: var(--color-contrast-accent);
}

.page-home .round-band .section-title {
  color: var(--color-contrast-ink);
}

.page-home .round-band .section-lead {
  color: color-mix(in srgb, var(--color-contrast-ink) 78%, transparent);
}

.page-home .round-band__media {
  margin: var(--space-6) 0 0;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: var(--border-thin) solid var(--color-contrast-line);
}

.page-home .round-band__media img {
  display: block;
  width: 100%;
  height: auto;
  max-height: 220px;
  object-fit: cover;
}

.page-home .round-scale {
  display: block;
  width: 100%;
  height: auto;
  margin: var(--space-4) 0 var(--space-6);
}

.page-home .round-scale__base {
  stroke: var(--color-contrast-line);
  stroke-width: 2;
  stroke-dasharray: 9 9;
}

.page-home .round-scale__fill {
  stroke: var(--color-contrast-accent);
  stroke-width: 4;
  stroke-linecap: round;
}

.page-home .round-scale__ticks line {
  stroke: var(--color-contrast-line);
  stroke-width: 2;
}

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

.page-home .round-step {
  display: grid;
  gap: var(--space-2);
  padding: var(--space-4);
  border-radius: var(--radius-md);
  border: var(--home-divider-dark);
  background-color: color-mix(in srgb, var(--color-contrast-ink) 6%, transparent);
}

.page-home .round-step__index {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.08em;
  color: var(--color-contrast-accent);
}

.page-home .round-step__name {
  margin: 0;
  font-size: var(--text-lg);
  font-weight: var(--weight-heading);
  color: var(--color-contrast-ink);
}

.page-home .round-step__desc {
  margin: 0;
  font-size: var(--text-base);
  line-height: var(--leading-body);
  color: color-mix(in srgb, var(--color-contrast-ink) 76%, transparent);
}

.page-home .round-step__link {
  justify-self: start;
  font-size: var(--text-sm);
  color: var(--color-contrast-accent);
  text-decoration: underline;
  text-decoration-style: dashed;
  text-decoration-thickness: 1px;
  text-underline-offset: calc(var(--space-1) / 2);
}

.page-home .round-step__link:hover,
.page-home .round-step__link:focus-visible {
  color: var(--color-contrast-ink);
}

/* ---------- 签表矩阵 ---------- */
.page-home .bracket__layout {
  display: grid;
  gap: var(--space-4);
  margin-top: var(--space-6);
}

.page-home .bracket__visual {
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: var(--border-thin) solid var(--color-line);
  background-color: var(--color-surface);
  box-shadow: var(--shadow-1);
}

.page-home .bracket__visual img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

.page-home .fixture {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: var(--space-2);
  padding: var(--space-3);
  border-radius: var(--radius-lg);
  border: var(--home-divider);
  background-color: var(--color-surface);
}

.page-home .fixture__col {
  display: flex;
  flex-direction: column;
  justify-content: space-around;
  gap: var(--space-1);
  min-width: 0;
}

.page-home .fixture__head {
  padding-bottom: var(--space-1);
  margin-bottom: var(--space-1);
  font-size: var(--text-xs);
  letter-spacing: 0.06em;
  color: var(--color-ink-muted);
  border-bottom: var(--home-divider);
}

.page-home .chip {
  display: block;
  padding: var(--space-1) var(--space-2);
  border-radius: var(--radius-sm);
  font-size: var(--text-xs);
  text-align: center;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  color: var(--color-ink);
  background-color: var(--color-surface-deep);
}

.page-home .chip--focus {
  font-weight: var(--weight-heading);
  color: var(--color-accent);
  background-color: var(--color-highlight);
}

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

.page-home .bracket__note-title {
  margin: 0 0 var(--space-2);
  font-size: var(--text-lg);
  font-weight: var(--weight-heading);
  color: var(--color-ink);
}

.page-home .bracket__note-text {
  margin: 0 0 var(--space-3);
  max-width: var(--measure);
  line-height: var(--leading-body);
  color: var(--color-ink-soft);
}

/* ---------- 首次看球三步 ---------- */
.page-home .first-look__grid {
  display: grid;
  gap: var(--space-6);
  align-items: start;
}

.page-home .first-look__media {
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: var(--border-thin) solid var(--color-line);
  background-color: var(--color-surface-alt);
  box-shadow: var(--shadow-1);
}

.page-home .first-look__media img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 1 / 1;
  object-fit: cover;
}

.page-home .first-look__body .section-title {
  margin-bottom: var(--space-2);
}

.page-home .steps {
  display: grid;
  gap: 0;
  margin: var(--space-4) 0;
  padding: 0;
  list-style: none;
}

.page-home .step {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: var(--space-3);
  padding: var(--space-3) 0;
  border-bottom: var(--home-divider);
}

.page-home .step:last-child {
  border-bottom: 0;
}

.page-home .step__num {
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  font-weight: var(--weight-heading);
  letter-spacing: 0.08em;
  color: var(--color-primary);
}

.page-home .step__title {
  margin: 0 0 var(--space-1);
  font-size: var(--text-lg);
  font-weight: var(--weight-heading);
  color: var(--color-ink);
}

.page-home .step__desc {
  margin: 0;
  line-height: var(--leading-body);
  color: var(--color-ink-soft);
}

.page-home .first-look__links {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
}

/* ---------- 栏目索引 ---------- */
.page-home .index-list {
  display: grid;
  gap: 0;
  margin: var(--space-6) 0 0;
  padding: 0;
  list-style: none;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: var(--border-thin) solid var(--color-line);
  background-color: var(--color-surface);
}

.page-home .index-item + .index-item {
  border-top: var(--home-divider);
}

.page-home .index-item__link {
  display: grid;
  gap: var(--space-1);
  padding: var(--space-3) var(--space-4);
  text-decoration: none;
  color: inherit;
}

.page-home .index-item__name {
  font-size: var(--text-lg);
  font-weight: var(--weight-heading);
  color: var(--color-ink);
}

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

.page-home .index-item__cadence {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.04em;
  white-space: nowrap;
  color: var(--color-accent);
}

.page-home .index-item__link:hover .index-item__name,
.page-home .index-item__link:focus-visible .index-item__name {
  color: var(--color-accent);
}

/* ---------- 入口反馈 ---------- */
.page-home .home-contact__grid {
  display: grid;
  gap: var(--space-6);
}

.page-home .checklist {
  display: grid;
  gap: var(--space-2);
  margin: var(--space-3) 0 0;
  padding: 0;
  list-style: none;
}

.page-home .checklist li {
  position: relative;
  padding-left: var(--space-4);
  font-size: var(--text-base);
  line-height: var(--leading-body);
  color: var(--color-ink-soft);
}

.page-home .checklist li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.7em;
  width: var(--space-2);
  height: var(--border-thin);
  border-radius: var(--radius-pill);
  background-color: var(--color-accent);
}

.page-home .home-contact__legal {
  margin: var(--space-4) 0 0;
  font-size: var(--text-sm);
  line-height: var(--leading-body);
  color: var(--color-ink-muted);
}

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

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

.page-home .way {
  display: grid;
  gap: var(--space-1);
  padding: var(--space-3);
  border-radius: var(--radius-md);
  border: var(--border-thin) solid var(--color-line);
  background-color: var(--color-surface);
}

.page-home .way__key {
  font-size: var(--text-xs);
  letter-spacing: 0.06em;
  color: var(--color-ink-muted);
}

.page-home .way__value {
  font-size: var(--text-base);
  overflow-wrap: anywhere;
  color: var(--color-ink);
}

.page-home .way__note {
  font-size: var(--text-xs);
  line-height: var(--leading-body);
  color: var(--color-ink-muted);
}

/* ---------- 焦点可见性 ---------- */
.page-home a:focus-visible {
  outline: 2px solid var(--color-focus);
  outline-offset: 2px;
}

/* ---------- 响应式 ---------- */
@media (min-width: 768px) {
  .page-home .home-hero__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: var(--space-8);
  }

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

  .page-home .index-item__link {
    grid-template-columns: minmax(0, 3fr) minmax(0, 7fr) auto;
    align-items: center;
    gap: var(--space-4);
  }
}

@media (min-width: 900px) {
  .page-home .bracket__layout {
    grid-template-columns: minmax(0, 4fr) minmax(0, 8fr);
    align-items: start;
    gap: var(--space-6);
  }

  .page-home .first-look__grid {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    gap: var(--space-8);
  }

  .page-home .home-contact__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: var(--space-8);
  }
}

@media (max-width: 480px) {
  .page-home .fixture {
    gap: var(--space-1);
    padding: var(--space-2);
  }

  .page-home .chip {
    padding: var(--space-1);
    font-size: var(--text-xs);
    letter-spacing: -0.02em;
  }

  .page-home .home-figures .figure:nth-child(even) {
    transform: none;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-home .home-figures .figure:nth-child(even) {
    transform: none;
  }
}