.page-home {
  --band-promo: var(--cyan);
  --band-half: var(--orange);
  --band-round: var(--cyan-soft);
}

/* ---------- 首屏上下文 ---------- */
.page-home .hero-wrap {
  position: relative;
  padding: clamp(22px, 4.5vw, 44px) 0 clamp(36px, 6vw, 72px);
  background:
    radial-gradient(120% 80% at 80% 10%, rgba(43, 232, 200, 0.10), transparent 58%),
    radial-gradient(90% 70% at 10% 90%, rgba(255, 122, 47, 0.07), transparent 60%),
    linear-gradient(180deg, var(--ink-900), var(--ink-800));
  border-bottom: 1px solid var(--line);
}

.page-home .hero-context {
  display: flex;
  align-items: center;
  gap: 12px;
  margin: 0 0 clamp(22px, 3.6vw, 38px);
  font-size: 12.5px;
  letter-spacing: 0.16em;
  color: var(--muted);
}

.page-home .hero-context__kicker {
  color: var(--cyan);
}

.page-home .hero-context__sep {
  width: 26px;
  height: 1px;
  background: var(--line);
}

.page-home .hero-context__meta {
  font-family: var(--font-numeric);
  letter-spacing: 0.1em;
}

/* ---------- 分屏首屏 ---------- */
.page-home .hero {
  display: block;
}

.page-home .hero__rule {
  display: none;
}

.page-home .hero__eyebrow {
  margin: 0 0 14px;
  font-size: 12.5px;
  letter-spacing: 0.22em;
  color: var(--cyan);
}

.page-home .hero__story h1 {
  margin: 0 0 18px;
  font-family: var(--font-heading);
  font-size: clamp(36px, 8vw, 60px);
  font-weight: 900;
  line-height: 1.06;
  letter-spacing: -0.012em;
  color: var(--paper);
}

.page-home .hero__hl {
  display: block;
  color: var(--cyan);
}

.page-home .hero__lede {
  max-width: 44ch;
  margin: 0 0 28px;
  font-size: 15.5px;
  line-height: 1.85;
  color: var(--muted);
}

.page-home .hero__stats {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
  margin: 0 0 28px;
  padding-top: 20px;
  border-top: 1px solid var(--line);
}

.page-home .hero__stat dt {
  margin: 0 0 8px;
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--muted);
}

.page-home .hero__stat dd {
  display: flex;
  align-items: baseline;
  gap: 4px;
  margin: 0;
}

.page-home .hero__num {
  font-family: var(--font-numeric);
  font-size: clamp(32px, 7vw, 52px);
  font-weight: 500;
  line-height: 1;
  letter-spacing: -0.01em;
  color: var(--paper);
  font-variant-numeric: tabular-nums;
}

.page-home .hero__stat--hot .hero__num {
  color: var(--orange);
}

.page-home .hero__unit {
  font-size: 12.5px;
  color: var(--muted);
}

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

/* ---------- 球场俯视视觉 ---------- */
.page-home .hero__visual {
  position: relative;
  margin-top: 34px;
  aspect-ratio: 4 / 3;
  min-height: 260px;
  overflow: hidden;
  background: var(--ink-900);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 30px), calc(100% - 30px) 100%, 0 100%);
}

.page-home .hero__visual::after {
  content: "";
  position: absolute;
  inset: 0;
  border: 1px solid rgba(43, 232, 200, 0.22);
  pointer-events: none;
}

.page-home .hero__bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.4;
  filter: saturate(0.5) contrast(1.06);
}

.page-home .hero__pitch {
  position: absolute;
  inset: 9% 7%;
  border: 1px solid rgba(43, 232, 200, 0.38);
  background:
    repeating-linear-gradient(90deg, rgba(43, 232, 200, 0.055) 0 2px, transparent 2px 11.11%),
    radial-gradient(circle at 50% 50%, rgba(43, 232, 200, 0.14), transparent 62%);
}

.page-home .pitch__mid {
  position: absolute;
  left: 0;
  right: 0;
  top: 50%;
  height: 1px;
  background: rgba(43, 232, 200, 0.36);
}

.page-home .pitch__circle {
  position: absolute;
  left: 50%;
  top: 50%;
  width: 34%;
  aspect-ratio: 1;
  border: 1px solid rgba(43, 232, 200, 0.42);
  border-radius: 50%;
  transform: translate(-50%, -50%);
}

.page-home .pitch__box {
  position: absolute;
  left: 28%;
  width: 44%;
  height: 17%;
  border: 1px solid rgba(43, 232, 200, 0.3);
}

.page-home .pitch__box--top {
  top: 0;
  border-top: 0;
}

.page-home .pitch__box--bottom {
  bottom: 0;
  border-bottom: 0;
}

.page-home .pitch__center {
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2px;
}

.page-home .pitch__num {
  font-family: var(--font-numeric);
  font-size: clamp(54px, 14vw, 92px);
  font-weight: 500;
  line-height: 0.88;
  letter-spacing: -0.02em;
  color: var(--cyan);
  text-shadow: 0 0 26px rgba(43, 232, 200, 0.5);
  font-variant-numeric: tabular-nums;
}

.page-home .pitch__cap {
  font-size: 11px;
  letter-spacing: 0.24em;
  color: var(--muted);
}

/* ---------- 章节通用 ---------- */
.page-home .section-head {
  max-width: 720px;
  margin-bottom: 28px;
}

.page-home .section-sub {
  margin: 14px 0 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--muted);
}

/* ---------- 三条线索色带 ---------- */
.page-home .line-stack {
  display: grid;
  gap: 16px;
  margin-top: 26px;
}

.page-home .line-band {
  --band: var(--cyan);
  position: relative;
  display: grid;
  gap: 20px;
  padding: 26px 22px 30px 24px;
  background: linear-gradient(135deg, rgba(18, 49, 42, 0.9), rgba(7, 16, 13, 0.94));
  border-left: 6px solid var(--band);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 26px), calc(100% - 26px) 100%, 0 100%);
  transition: opacity 0.3s var(--ease), transform 0.3s var(--ease);
}

.page-home .line-band[data-band="promo"] { --band: var(--band-promo); }
.page-home .line-band[data-band="half"]  { --band: var(--band-half); }
.page-home .line-band[data-band="round"] { --band: var(--band-round); }

.page-home .line-band.is-hidden {
  display: none;
}

.page-home .line-band__anchor {
  display: flex;
  align-items: center;
  gap: 10px;
}

.page-home .line-band__idx {
  font-family: var(--font-numeric);
  font-size: 40px;
  font-weight: 500;
  line-height: 1;
  letter-spacing: -0.01em;
  color: var(--band);
  font-variant-numeric: tabular-nums;
}

.page-home .line-band__tag {
  margin: 0 0 10px;
  font-family: var(--font-numeric);
  font-size: 12px;
  letter-spacing: 0.2em;
  color: var(--band);
}

.page-home .line-band__title {
  margin: 0 0 12px;
  font-family: var(--font-heading);
  font-size: clamp(22px, 3.4vw, 30px);
  font-weight: 700;
  line-height: 1.22;
  color: var(--paper);
}

.page-home .line-band__text {
  margin: 0 0 18px;
  font-size: 15px;
  line-height: 1.85;
  color: var(--muted);
}

.page-home .line-band__list {
  display: grid;
  gap: 9px;
  margin: 0 0 20px;
  padding: 0;
  list-style: none;
}

.page-home .line-band__list li {
  position: relative;
  padding-left: 18px;
  font-size: 14px;
  line-height: 1.7;
  color: var(--paper);
  opacity: 0.84;
}

.page-home .line-band__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.66em;
  width: 9px;
  height: 2px;
  background: var(--band);
}

.page-home .line-band__link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 14px;
  font-weight: 700;
  color: var(--band);
  text-decoration: none;
}

.page-home .line-band__link span {
  transition: transform 0.2s var(--ease);
}

.page-home .line-band__link:hover span,
.page-home .line-band__link:focus-visible span {
  transform: translateX(5px);
}

.page-home .line-band__media {
  margin: 0;
}

/* ---------- 判定节点 ---------- */
.page-home .nodes__grid {
  display: grid;
  gap: 30px;
}

.page-home .nodes__list {
  display: grid;
  gap: 0;
}

.page-home .node-item {
  display: grid;
  grid-template-columns: 76px minmax(0, 1fr);
  gap: 4px 16px;
  padding: 20px 0;
  border-bottom: 1px solid var(--line);
}

.page-home .node-item:first-child {
  border-top: 1px solid var(--line);
}

.page-home .node-item__no {
  font-family: var(--font-numeric);
  font-size: 13px;
  letter-spacing: 0.1em;
  color: var(--cyan);
  padding-top: 4px;
}

.page-home .node-item__title {
  grid-column: 2;
  margin: 0 0 6px;
  font-family: var(--font-heading);
  font-size: 21px;
  font-weight: 700;
  line-height: 1.3;
  color: var(--paper);
}

.page-home .node-item__text {
  grid-column: 2;
  margin: 0;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--muted);
}

.page-home .nodes__chart {
  margin: 0;
  padding: 20px 16px 12px;
  background: var(--glass);
  border: 1px solid var(--line);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 24px), calc(100% - 24px) 100%, 0 100%);
}

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

.page-home .chart__grid line {
  stroke: var(--line);
  stroke-width: 1;
}

.page-home .chart__area {
  fill: url(#safeFill);
}

.page-home .chart__line {
  fill: none;
  stroke: var(--cyan);
  stroke-width: 2.5;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.page-home .chart__dot {
  fill: var(--orange);
}

.page-home .chart__axis text {
  font-family: var(--font-numeric);
  font-size: 12px;
  fill: var(--muted);
}

.page-home .chart__label {
  font-family: var(--font-body);
  font-size: 12px;
  fill: var(--cyan-soft);
}

.page-home .nodes__caption {
  margin: 10px 0 0;
  font-size: 12.5px;
  line-height: 1.7;
  color: var(--dim);
}

/* ---------- 轮次时间线 ---------- */
.page-home .round-scroller {
  overflow-x: auto;
  padding-bottom: 6px;
  -webkit-overflow-scrolling: touch;
}

.page-home .round-track {
  position: relative;
  min-width: 700px;
  height: 176px;
  padding: 0 34px;
  box-sizing: border-box;
}

.page-home .round-track__baseline {
  position: absolute;
  left: 34px;
  right: 34px;
  top: 46px;
  height: 2px;
  background: linear-gradient(90deg, var(--cyan), var(--cyan-soft) 55%, var(--orange));
  opacity: 0.5;
}

.page-home .round-track__marks {
  position: absolute;
  inset: 0;
  margin: 0;
  padding: 0 34px;
  list-style: none;
  box-sizing: border-box;
}

.page-home .round-mark {
  position: absolute;
  top: 0;
  width: 3.2em;
  margin-left: -1.6em;
  text-align: center;
}

.page-home .round-mark:nth-child(1) { left: 4%; }
.page-home .round-mark:nth-child(2) { left: 15.5%; }
.page-home .round-mark:nth-child(3) { left: 27%; }
.page-home .round-mark:nth-child(4) { left: 38.5%; }
.page-home .round-mark:nth-child(5) { left: 50%; }
.page-home .round-mark:nth-child(6) { left: 61.5%; }
.page-home .round-mark:nth-child(7) { left: 73%; }
.page-home .round-mark:nth-child(8) { left: 84.5%; }
.page-home .round-mark:nth-child(9) { left: 96%; }

.page-home .round-mark__tick {
  display: block;
  width: 2px;
  height: 40px;
  margin: 6px auto 0;
  background: linear-gradient(180deg, transparent, var(--cyan-soft));
}

.page-home .round-mark:nth-child(9) .round-mark__tick {
  background: linear-gradient(180deg, transparent, var(--orange));
}

.page-home .round-mark__num {
  display: block;
  margin-top: 8px;
  font-family: var(--font-numeric);
  font-size: 19px;
  font-weight: 500;
  letter-spacing: 0.02em;
  color: var(--paper);
  font-variant-numeric: tabular-nums;
}

.page-home .round-mark__tip {
  position: absolute;
  top: 104px;
  left: 50%;
  width: 192px;
  padding: 10px 12px;
  box-sizing: border-box;
  transform: translateX(-50%) translateY(6px);
  font-size: 12.5px;
  line-height: 1.6;
  text-align: left;
  color: var(--paper);
  background: rgba(18, 49, 42, 0.95);
  border: 1px solid var(--line);
  border-top: 2px solid var(--cyan);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s var(--ease), transform 0.2s var(--ease);
}

.page-home .round-mark:hover .round-mark__tip,
.page-home .round-mark:focus-within .round-mark__tip {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}

/* ---------- 信任区 ---------- */
.page-home .trust__grid {
  display: grid;
  gap: 14px;
}

.page-home .trust-card {
  padding: 24px 22px 26px;
  background: linear-gradient(160deg, rgba(18, 49, 42, 0.7), rgba(7, 16, 13, 0.72));
  border: 1px solid var(--line);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 20px), calc(100% - 20px) 100%, 0 100%);
}

.page-home .trust-card__num {
  display: block;
  margin-bottom: 10px;
  font-family: var(--font-numeric);
  font-size: clamp(38px, 6vw, 52px);
  font-weight: 500;
  line-height: 1;
  letter-spacing: -0.01em;
  color: var(--cyan);
  font-variant-numeric: tabular-nums;
}

.page-home .trust-card:nth-child(2) .trust-card__num,
.page-home .trust-card:nth-child(4) .trust-card__num {
  color: var(--orange);
}

.page-home .trust-card__title {
  margin: 0 0 10px;
  font-family: var(--font-heading);
  font-size: 19px;
  font-weight: 700;
  line-height: 1.35;
  color: var(--paper);
}

.page-home .trust-card__text {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--muted);
}

.page-home .trust__foot {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  margin-top: 26px;
  padding-top: 22px;
  border-top: 1px solid var(--line);
}

.page-home .trust__note {
  flex: 1 1 320px;
  margin: 0;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--muted);
}

/* ---------- 平板 ---------- */
@media (min-width: 700px) {
  .page-home .trust__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-home .line-band {
    padding: 28px 28px 32px 30px;
  }
}

/* ---------- 桌面分屏与栅格 ---------- */
@media (min-width: 960px) {
  .page-home .hero {
    display: grid;
    grid-template-columns: minmax(0, 1fr) 2px minmax(0, 1fr);
    gap: 46px;
    align-items: center;
  }

  .page-home .hero__rule {
    display: block;
    width: 2px;
    height: 100%;
    min-height: 320px;
    background: linear-gradient(180deg, transparent, var(--cyan) 18%, var(--cyan) 82%, transparent);
    box-shadow: 0 0 18px rgba(43, 232, 200, 0.45);
  }

  .page-home .hero__visual {
    margin-top: 0;
    min-height: 420px;
  }

  .page-home .line-band {
    grid-template-columns: 84px minmax(0, 1fr) 288px;
    gap: 26px;
    align-items: start;
  }

  .page-home .line-band__anchor {
    align-items: flex-start;
    padding-top: 2px;
  }

  .page-home .nodes__grid {
    grid-template-columns: minmax(0, 1.02fr) minmax(0, 0.98fr);
    gap: 46px;
    align-items: start;
  }

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

@media (min-width: 1180px) {
  .page-home .line-band {
    grid-template-columns: 96px minmax(0, 1fr) 320px;
    padding: 32px 34px 36px 30px;
  }
}
<<<END>>>