.page-home {
  --home-slab: 62px;
  --home-gap: 24px;
}

/* ============ 首屏 ============ */
.page-home .hero {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  background: var(--rb-ink);
  padding: calc(var(--header-h) + 56px) 0 64px;
  color: #fff;
}

.page-home .hero__bg {
  position: absolute;
  inset: 0;
  z-index: -3;
}

.page-home .hero__bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: .34;
  filter: saturate(1.05);
}

.page-home .hero__veil {
  position: absolute;
  inset: 0;
  z-index: -2;
  background:
    linear-gradient(100deg, rgba(200,16,46,.52) 0%, rgba(16,20,24,.86) 46%, rgba(30,90,255,.5) 100%),
    repeating-linear-gradient(90deg, rgba(230,233,239,.055) 0 1px, transparent 1px 96px);
}

.page-home .hero__inner {
  position: relative;
}

.page-home .hero__crumb {
  font-size: 12px;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: rgba(255,255,255,.62);
  margin: 0 0 20px;
}

.page-home .hero__split {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: stretch;
  gap: 16px;
  margin: 0 0 28px;
}

.page-home .hero__slab {
  padding: 14px 16px;
  border-radius: var(--radius);
  font-size: 13.5px;
  line-height: 1.5;
  color: rgba(255,255,255,.86);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
}

.page-home .hero__slab p {
  margin: 6px 0 0;
}

.page-home .hero__slab-k {
  display: block;
  font-size: 11px;
  letter-spacing: .14em;
  color: rgba(255,255,255,.6);
}

.page-home .hero__slab--red {
  background: linear-gradient(90deg, rgba(200,16,46,.46), rgba(200,16,46,.06));
  border-left: 3px solid var(--rb-red);
  clip-path: polygon(0 0, 100% 0, 96% 100%, 0 100%);
}

.page-home .hero__slab--blue {
  background: linear-gradient(270deg, rgba(30,90,255,.46), rgba(30,90,255,.06));
  border-right: 3px solid var(--rb-blue);
  text-align: right;
  clip-path: polygon(4% 0, 100% 0, 100% 100%, 0 100%);
}

.page-home .hero__title {
  font-size: clamp(2.2rem, 7vw, 4.6rem);
  font-weight: 900;
  line-height: 1.04;
  letter-spacing: -.02em;
  margin: 0 0 22px;
  max-width: 18ch;
}

.page-home .hero__lede {
  font-size: 1.02rem;
  line-height: 1.65;
  color: rgba(255,255,255,.78);
  max-width: 62ch;
  margin: 0 0 28px;
}

.page-home .hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 44px;
}

.page-home .hero__facts {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  list-style: none;
  margin: 0;
  padding: 0;
  background: rgba(230,233,239,.16);
  border-top: 1px solid rgba(230,233,239,.16);
}

.page-home .hero__facts li {
  background: rgba(16,20,24,.55);
  padding: 16px 14px;
  display: flex;
  flex-direction: column;
  gap: 4px;
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
}

.page-home .hero__facts .num {
  font-family: var(--rb-mono);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--rb-white);
  line-height: 1;
}

.page-home .hero__facts-k {
  font-size: 12px;
  color: rgba(255,255,255,.6);
  letter-spacing: .04em;
}

/* ============ 四块看板 ============ */
.page-home .boards__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
}

.page-home .board {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 26px 22px 20px;
  background: var(--rb-white);
  border: 1px solid var(--rb-line);
  border-radius: var(--radius);
  text-decoration: none;
  color: inherit;
  transition: transform .26s var(--ease), box-shadow .26s var(--ease), border-color .26s var(--ease);
}

.page-home .board::after {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 4px;
  border-radius: var(--radius) 0 0 var(--radius);
  transform: scaleY(0);
  transform-origin: top;
  transition: transform .26s var(--ease);
}

.page-home .board__idx {
  font-size: 12px;
  letter-spacing: .18em;
  color: var(--rb-grey);
}

.page-home .board__title {
  font-size: 1.28rem;
  font-weight: 800;
  letter-spacing: -.01em;
  margin: 0;
}

.page-home .board__desc {
  font-size: 14.5px;
  line-height: 1.6;
  color: var(--rb-grey);
  margin: 0;
}

.page-home .board__foot {
  font-size: 11px;
  letter-spacing: .12em;
  color: var(--rb-grey);
  text-transform: uppercase;
}

.page-home .board__meta {
  margin-top: 6px;
  padding-top: 12px;
  border-top: 1px solid var(--rb-line);
  font-size: 12.5px;
  color: var(--rb-grey);
}

/* 四个入口各自独立的悬停/聚焦状态 */
.page-home .board--shanghai::after { background: var(--rb-red); }
.page-home .board--shanghai:hover,
.page-home .board--shanghai:focus-visible {
  border-color: var(--rb-red);
  box-shadow: 8px 8px 0 rgba(200,16,46,.12);
  transform: translateY(-3px);
}
.page-home .board--shanghai:hover::after,
.page-home .board--shanghai:focus-visible::after { transform: scaleY(1); }

.page-home .board--guangzhou::after { background: var(--rb-blue); }
.page-home .board--guangzhou:hover,
.page-home .board--guangzhou:focus-visible {
  border-color: var(--rb-blue);
  background: linear-gradient(180deg, rgba(30,90,255,.05), transparent 60%), var(--rb-white);
  transform: translateY(-3px);
}
.page-home .board--guangzhou:hover::after,
.page-home .board--guangzhou:focus-visible::after { transform: scaleY(1); }

.page-home .board--chengdu::after { background: var(--rb-ink); }
.page-home .board--chengdu:hover,
.page-home .board--chengdu:focus-visible {
  border-color: var(--rb-ink);
  transform: translateX(4px);
}
.page-home .board--chengdu:hover::after,
.page-home .board--chengdu:focus-visible::after { transform: scaleY(1); }

.page-home .board--shenzhen::after { background: var(--rb-neon); }
.page-home .board--shenzhen:hover,
.page-home .board--shenzhen:focus-visible {
  border-color: var(--rb-neon);
  background: rgba(200,255,46,.09);
  transform: translateY(-3px);
}
.page-home .board--shenzhen:hover::after,
.page-home .board--shenzhen:focus-visible::after { transform: scaleY(1); }

/* ============ 红蓝分侧板块 ============ */
.page-home .split {
  position: relative;
}

.page-home .split--red {
  background: var(--rb-paper);
}

.page-home .split--red::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 5px;
  background: linear-gradient(180deg, var(--rb-red), var(--rb-red-dark));
}

.page-home .split--blue::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 5px;
  background: linear-gradient(180deg, var(--rb-blue), var(--rb-blue-dark));
}

.page-home .split__body > * + * {
  margin-top: 26px;
}

.page-home .h2--onink {
  color: var(--rb-white);
}

.page-home .prose--onink {
  color: rgba(255,255,255,.76);
}

.page-home .aside-note--onink p {
  color: rgba(255,255,255,.6);
}

/* 红侧字段网格 */
.page-home .fieldgrid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  background: var(--rb-line);
  border: 1px solid var(--rb-line);
}

.page-home .field {
  background: var(--rb-white);
  padding: 20px 18px;
  border-left: 3px solid transparent;
  transition: border-color .24s var(--ease), background .24s var(--ease);
}

.page-home .field:hover {
  border-left-color: var(--rb-red);
  background: rgba(200,16,46,.035);
}

.page-home .field__k {
  display: block;
  font-size: 10.5px;
  letter-spacing: .16em;
  color: var(--rb-grey);
  margin-bottom: 8px;
}

.page-home .field__t {
  font-size: 1.02rem;
  font-weight: 800;
  margin: 0 0 8px;
}

.page-home .field p {
  margin: 0;
  font-size: 14px;
  line-height: 1.6;
  color: var(--rb-grey);
}

/* ============ 蓝侧阶梯堆叠 ============ */
.page-home .ladder {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.page-home .ladder__row {
  display: grid;
  grid-template-columns: 52px 1fr;
  align-items: center;
  gap: 12px;
  padding: 12px 14px;
  background: var(--rb-white);
  border: 1px solid var(--rb-line);
  border-radius: var(--radius);
}

.page-home .ladder__pos {
  font-size: 11px;
  letter-spacing: .12em;
  color: var(--rb-blue-dark);
  font-weight: 700;
}

.page-home .ladder__bar {
  height: 8px;
  border-radius: 999px;
  grid-column: 1 / -1;
}

.page-home .ladder__bar--t1 { width: 100%; background: linear-gradient(90deg, var(--rb-blue), var(--rb-blue-dark)); }
.page-home .ladder__bar--t2 { width: 68%; background: linear-gradient(90deg, var(--rb-blue), rgba(30,90,255,.35)); }
.page-home .ladder__bar--t3 { width: 40%; background: linear-gradient(90deg, rgba(30,90,255,.55), rgba(30,90,255,.18)); }

.page-home .ladder__txt {
  grid-column: 1 / -1;
  font-size: 13.5px;
  color: var(--rb-grey);
  line-height: 1.55;
}

/* ============ 时间轴 ============ */
.page-home .timeline-scroll {
  overflow-x: auto;
  padding-bottom: 10px;
  -webkit-overflow-scrolling: touch;
  scrollbar-color: var(--rb-grey) rgba(230,233,239,.2);
}

.page-home .timeline {
  display: flex;
  gap: 0;
  list-style: none;
  margin: 0;
  padding: 0;
  min-width: 720px;
  position: relative;
}

.page-home .timeline::before {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  top: 44px;
  height: 1px;
  background: rgba(230,233,239,.28);
}

.page-home .timeline__node {
  position: relative;
  flex: 1 1 0;
  min-width: 168px;
  padding: 0 14px 0 0;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.page-home .timeline__year {
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--rb-white);
  letter-spacing: -.01em;
}

.page-home .timeline__dot {
  position: relative;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  margin-left: 2px;
}

.page-home .timeline__node--red .timeline__dot {
  background: var(--rb-red);
  box-shadow: 0 0 0 4px rgba(200,16,46,.22);
}

.page-home .timeline__node--blue .timeline__dot {
  background: var(--rb-blue);
  box-shadow: 0 0 0 4px rgba(30,90,255,.22);
}

.page-home .timeline__txt {
  font-size: 13px;
  line-height: 1.6;
  color: rgba(255,255,255,.66);
}

/* ============ 深圳复盘回合卡片 ============ */
.page-home .section-head--split {
  display: grid;
  gap: 14px;
}

.page-home .lede--tight {
  margin: 0;
  color: var(--rb-grey);
  font-size: 15px;
  line-height: 1.65;
  max-width: 52ch;
}

.page-home .rounds {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
  margin-top: 30px;
}

.page-home .round {
  padding: 22px 20px;
  border-top: 3px solid var(--rb-line);
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.page-home .round:hover {
  border-top-color: var(--rb-neon);
}

.page-home .round--events {
  background: var(--rb-paper);
}

.page-home .round .card__title {
  font-size: 1.08rem;
  margin: 0;
}

.page-home .round p {
  margin: 0;
  font-size: 14px;
  line-height: 1.6;
  color: var(--rb-grey);
}

.page-home .round__list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.page-home .round__list li {
  font-size: 13.5px;
  color: var(--rb-grey);
  padding-left: 16px;
  position: relative;
  line-height: 1.55;
}

.page-home .round__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 8px;
  width: 7px;
  height: 2px;
  background: var(--rb-neon);
}

.page-home .rounds__more {
  margin: 24px 0 0;
}

/* ============ 更新节奏 ============ */
.page-home .update__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  background: var(--rb-line);
  border: 1px solid var(--rb-line);
}

.page-home .update__cell {
  background: var(--rb-white);
  padding: 20px 18px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.page-home .update__cell h3 {
  margin: 0;
  font-size: 1rem;
  font-weight: 800;
}

.page-home .update__cell p {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.6;
  color: var(--rb-grey);
}

.page-home .update__cell--red .dot { background: var(--rb-red); }
.page-home .update__cell--blue .dot { background: var(--rb-blue); }
.page-home .update__cell--neon .dot {
  background: var(--rb-neon);
  box-shadow: 0 0 0 4px rgba(200,255,46,.2);
}

.page-home .update__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

/* ============ 收尾 ============ */
.page-home .closing {
  background: var(--rb-paper);
  border-top: 1px solid var(--rb-line);
}

.page-home .closing__inner {
  display: grid;
  gap: 24px;
}

.page-home .closing__acts {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

/* ============ 响应式 ============ */
@media (min-width: 640px) {
  .page-home .hero__facts {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

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

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

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

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

  .page-home .section-head--split {
    grid-template-columns: minmax(0, 1.4fr) minmax(0, 1fr);
    align-items: end;
    gap: 32px;
  }
}

@media (min-width: 960px) {
  .page-home .hero {
    padding: calc(var(--header-h) + 84px) 0 96px;
  }

  .page-home .hero__split {
    grid-template-columns: minmax(0, 1fr) minmax(0, 120px) minmax(0, 1fr);
    gap: 32px;
    margin-bottom: 36px;
  }

  .page-home .hero__facts li {
    padding: 22px 18px;
  }

  .page-home .boards__grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 0;
    border: 1px solid var(--rb-line);
    background: var(--rb-line);
  }

  .page-home .board {
    border: 0;
    border-radius: 0;
    min-height: 268px;
  }

  .page-home .board:hover,
  .page-home .board:focus-visible {
    transform: translateY(-6px);
    z-index: 2;
    box-shadow: 0 18px 40px rgba(16,20,24,.14);
  }

  .page-home .fieldgrid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-home .ladder__row {
    grid-template-columns: 56px 180px 1fr;
  }

  .page-home .ladder__bar {
    grid-column: 2 / 3;
  }

  .page-home .ladder__txt {
    grid-column: 3 / 4;
  }

  .page-home .rounds {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 0;
    border: 1px solid var(--rb-line);
    background: var(--rb-line);
  }

  .page-home .round {
    border-radius: 0;
    border-top-width: 3px;
  }

  .page-home .closing__inner {
    grid-template-columns: minmax(0, 1.6fr) minmax(0, 1fr);
    align-items: center;
    gap: 48px;
  }

  .page-home .closing__acts {
    flex-direction: row;
    justify-content: flex-end;
  }

  .page-home .closing__acts .btn--block {
    width: auto;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-home .board,
  .page-home .board::after,
  .page-home .field {
    transition: none;
  }
}
<<<PAGE_CSS_END>>>