.page-home {
  --home-rule: 3px solid var(--pitch);
  --home-gap: clamp(1.5rem, 4vw, 2.75rem);
}

/* ---------- 首屏分屏 ---------- */
.page-home .hero-split {
  position: relative;
  padding: clamp(1.75rem, 5vw, 3rem) 0 clamp(2.5rem, 7vw, 5rem);
  border-bottom: var(--home-rule);
  background:
    radial-gradient(115% 85% at 92% 4%, rgba(245, 197, 24, 0.20), transparent 58%),
    radial-gradient(85% 75% at 2% -6%, rgba(108, 92, 231, 0.12), transparent 62%),
    var(--chrome);
}

.page-home .hero-split__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(2rem, 6vw, 3.5rem);
}

.page-home .hero-split__context {
  margin: 0 0 0.9rem;
  color: var(--pitch-2);
}

.page-home .hero-split h1 {
  margin: 0 0 1.1rem;
  font-family: var(--font-head);
  font-weight: 900;
  font-size: clamp(2.05rem, 7.4vw, 3.55rem);
  line-height: 1.12;
  letter-spacing: 0.015em;
  color: var(--pitch);
  max-width: 16ch;
}

.page-home .hero-split .lede {
  margin: 0 0 1.6rem;
  max-width: 34ch;
  color: var(--ink);
}

.page-home .hero-meta {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin: 0 0 0.85rem;
  border-top: var(--home-rule);
  border-bottom: 1px solid var(--chalk);
}

.page-home .hero-meta__item {
  padding: 0.75rem 0.5rem 0.75rem 0;
}

.page-home .hero-meta__item + .hero-meta__item {
  padding-left: 0.75rem;
  border-left: 1px solid var(--chalk);
}

.page-home .hero-meta dt {
  margin: 0 0 0.25rem;
  color: var(--pitch-2);
}

.page-home .hero-meta__num {
  margin: 0;
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: clamp(1.3rem, 4.4vw, 1.85rem);
  line-height: 1.1;
  color: var(--pitch);
  font-variant-numeric: tabular-nums;
}

.page-home .hero-split__foot {
  margin: 0 0 1.5rem;
  font-size: 0.78rem;
  color: var(--pitch-2);
}

.page-home .hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.page-home .hero-split__visual {
  position: relative;
  padding-bottom: clamp(1.5rem, 6vw, 3rem);
}

.page-home .hero-shot {
  margin: 0;
}

.page-home .hero-split__dial {
  position: absolute;
  right: 0;
  bottom: 0;
  width: min(46%, 210px);
  filter: drop-shadow(-6px 10px 0 rgba(11, 59, 46, 0.22));
}

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

.page-home .dial-base {
  fill: var(--pitch);
}

.page-home .dial-ring {
  fill: none;
  stroke: var(--chalk);
  stroke-width: 1.5;
  opacity: 0.55;
}

.page-home .dial-ring--dash {
  stroke: var(--signal);
  stroke-width: 2;
  stroke-dasharray: 4 9;
  opacity: 0.8;
}

.page-home .dial-arc {
  fill: none;
  stroke: var(--signal);
  stroke-width: 11;
  stroke-linecap: round;
}

.page-home .dial-core {
  fill: var(--signal);
}

.page-home .dial-core-text,
.page-home .dial-core-sub,
.page-home .dial-code {
  font-family: var(--font-mono);
  text-anchor: middle;
}

.page-home .dial-core-text {
  font-size: 28px;
  font-weight: 700;
  fill: var(--pitch);
}

.page-home .dial-core-sub {
  font-size: 14px;
  letter-spacing: 0.14em;
  fill: var(--pitch);
  opacity: 0.72;
}

.page-home .dial-code {
  font-size: 18px;
  letter-spacing: 0.06em;
  fill: var(--chalk);
}

/* ---------- 区块导语 ---------- */
.page-home .section-intro {
  max-width: 62ch;
  margin-bottom: clamp(1.5rem, 4vw, 2.5rem);
}

.page-home .section-intro h2,
.page-home .cities-copy h2,
.page-home .mark-intro h2 {
  margin: 0.4rem 0 0.7rem;
  font-family: var(--font-head);
  font-weight: 800;
  font-size: clamp(1.5rem, 4.6vw, 2.2rem);
  line-height: 1.18;
  color: var(--pitch);
}

.page-home .section-intro p,
.page-home .mark-intro p,
.page-home .cities-copy p {
  margin: 0;
  color: var(--ink);
}

.page-home .section-intro a,
.page-home .mark-intro a,
.page-home .cities-links a {
  color: var(--pitch-2);
  text-decoration: underline;
  text-decoration-thickness: 2px;
  text-underline-offset: 3px;
}

.page-home .section-intro a:hover,
.page-home .mark-intro a:hover,
.page-home .cities-links a:hover {
  color: var(--pitch);
  text-decoration-color: var(--signal);
}

/* ---------- 六项赛事索引 ---------- */
.page-home .league-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--home-gap);
}

.page-home .league-list {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: var(--home-rule);
}

.page-home .league-item + .league-item {
  border-top: 1px solid var(--chalk);
}

.page-home .league-link {
  display: grid;
  grid-template-columns: auto 1fr auto;
  grid-template-areas:
    "code name go"
    "code note go";
  align-items: center;
  gap: 0.15rem 0.9rem;
  padding: 0.95rem 0.6rem;
  color: var(--ink);
  text-decoration: none;
  transition: background-color 150ms var(--ease), color 150ms var(--ease);
}

.page-home .league-link__code {
  grid-area: code;
  align-self: center;
  font-size: 0.82rem;
  letter-spacing: 0.08em;
  color: var(--pitch-2);
  transition: color 150ms var(--ease);
}

.page-home .league-link__name {
  grid-area: name;
  font-weight: 700;
  font-size: 1.02rem;
  line-height: 1.4;
}

.page-home .league-link__note {
  grid-area: note;
  font-size: 0.82rem;
  color: var(--pitch-2);
  transition: color 150ms var(--ease);
}

.page-home .league-link__go {
  grid-area: go;
  align-self: center;
  font-size: 1.15rem;
  color: var(--signal);
  transition: transform 150ms var(--ease);
}

.page-home .league-link:hover,
.page-home .league-link:focus-visible {
  background: var(--pitch);
}

.page-home .league-link:hover .league-link__name,
.page-home .league-link:focus-visible .league-link__name {
  color: var(--chrome);
}

.page-home .league-link:hover .league-link__code,
.page-home .league-link:focus-visible .league-link__code {
  color: var(--signal);
}

.page-home .league-link:hover .league-link__note,
.page-home .league-link:focus-visible .league-link__note {
  color: var(--chalk);
}

.page-home .league-link:hover .league-link__go,
.page-home .league-link:focus-visible .league-link__go {
  transform: translateX(4px);
}

.page-home .league-figure {
  margin: 0;
}

/* ---------- 时间轴 ---------- */
.page-home .timeline-figure {
  margin: 0 0 clamp(1.25rem, 3vw, 2rem);
}

.page-home .segment-jump {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  margin-bottom: 1.1rem;
}

.page-home .segment-jump__link {
  display: inline-block;
  padding: 0.45rem 0.85rem;
  font-size: 0.78rem;
  letter-spacing: 0.04em;
  color: var(--pitch);
  background: var(--chrome);
  border: 2px solid var(--pitch);
  text-decoration: none;
  transition: background-color 150ms var(--ease), color 150ms var(--ease);
}

.page-home .segment-jump__link:hover,
.page-home .segment-jump__link:focus-visible {
  background: var(--signal);
  color: var(--pitch);
}

.page-home .timeline {
  overflow-x: auto;
  padding-bottom: 0.5rem;
  border-bottom: var(--home-rule);
  scroll-snap-type: x proximity;
  -webkit-overflow-scrolling: touch;
}

.page-home .timeline:focus-visible {
  outline: 3px solid var(--varblue);
  outline-offset: 4px;
}

.page-home .timeline__track {
  display: flex;
  gap: 1rem;
  list-style: none;
  margin: 0;
  padding: 0.85rem 0 1.1rem;
  min-width: max-content;
}

.page-home .tl-node {
  position: relative;
  flex: 0 0 auto;
  width: min(76vw, 270px);
  padding: 1.1rem 0.35rem 0.25rem;
  border-top: var(--home-rule);
  scroll-snap-align: start;
}

.page-home .tl-node::before {
  content: "";
  position: absolute;
  top: -9px;
  left: 0.35rem;
  width: 15px;
  height: 15px;
  border-radius: 50%;
  background: var(--signal);
  border: 3px solid var(--pitch);
}

.page-home .tl-node:target {
  background: rgba(245, 197, 24, 0.22);
  box-shadow: inset 0 0 0 3px var(--signal);
}

.page-home .tl-node__date {
  margin: 0 0 0.35rem;
  font-size: 0.82rem;
  letter-spacing: 0.06em;
  color: var(--pitch-2);
}

.page-home .tl-node h3 {
  margin: 0 0 0.4rem;
  font-family: var(--font-head);
  font-weight: 800;
  font-size: 1.08rem;
  color: var(--pitch);
}

.page-home .tl-node p {
  margin: 0;
  font-size: 0.9rem;
  line-height: 1.68;
}

.page-home .timeline__hint {
  margin: 0.6rem 0 0;
  font-size: 0.74rem;
  letter-spacing: 0.06em;
  color: var(--pitch-2);
}

/* ---------- 赛况标注 ---------- */
.page-home .mark-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--home-gap);
}

.page-home .mark-intro {
  align-self: start;
}

.page-home .mark-intro__link {
  margin-top: 0.9rem;
}

.page-home .mark-detail {
  padding: 0.9rem 1.1rem;
  background: var(--chrome);
  border: 3px solid var(--pitch);
  box-shadow: var(--shadow-hard);
}

.page-home .mark-detail + .mark-detail {
  margin-top: 1rem;
}

.page-home .mark-detail > summary {
  cursor: pointer;
  list-style: none;
  font-family: var(--font-head);
  font-weight: 800;
  font-size: 1.05rem;
  letter-spacing: 0.02em;
  color: var(--pitch);
}

.page-home .mark-detail > summary::-webkit-details-marker {
  display: none;
}

.page-home .mark-detail > summary::before {
  content: "＋";
  display: inline-block;
  width: 1.4em;
  font-family: var(--font-mono);
  color: var(--signal);
}

.page-home .mark-detail[open] > summary::before {
  content: "－";
}

.page-home .mark-detail > p {
  margin: 0.7rem 0 0;
  font-size: 0.94rem;
}

.page-home .field-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin-top: 0.8rem;
}

.page-home .field-tags__item {
  padding: 0.3rem 0.55rem;
  font-size: 0.74rem;
  color: var(--pitch);
  background: var(--cream);
  border: 1px solid var(--pitch-2);
}

/* ---------- 城市切片 ---------- */
.page-home .section--night {
  color: var(--chrome);
}

.page-home .cities-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--home-gap);
  align-items: center;
}

.page-home .cities-copy .mono-label {
  color: var(--signal);
}

.page-home .cities-copy h2 {
  color: var(--chrome);
}

.page-home .cities-copy p {
  color: var(--chalk);
}

.page-home .city-legend {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.5rem;
  list-style: none;
  margin: 1.4rem 0 1.3rem;
  padding: 0;
  border-top: 1px solid rgba(221, 234, 223, 0.35);
}

.page-home .city-legend__item {
  padding-top: 0.8rem;
}

.page-home .city-legend__num {
  display: block;
  font-size: clamp(1.25rem, 4vw, 1.7rem);
  font-weight: 700;
  color: var(--signal);
  font-variant-numeric: tabular-nums;
}

.page-home .city-legend__label {
  font-size: 0.78rem;
  color: var(--chalk);
}

.page-home .cities-links {
  display: flex;
  flex-wrap: wrap;
  gap: 1.2rem;
}

.page-home .cities-links a {
  color: var(--signal);
  text-decoration-color: var(--signal);
}

.page-home .cities-links a:hover {
  color: var(--chrome);
}

.page-home .cities-figure {
  margin: 0;
}

/* ---------- 更新节奏 ---------- */
.page-home .cadence-list {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: var(--home-rule);
}

.page-home .cadence-item {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.35rem;
  padding: 1.1rem 0;
  border-bottom: 1px solid var(--chalk);
}

.page-home .cadence-item__step {
  font-size: 0.8rem;
  letter-spacing: 0.06em;
  color: var(--pitch-2);
}

.page-home .cadence-item__body h3 {
  margin: 0 0 0.3rem;
  font-family: var(--font-head);
  font-weight: 800;
  font-size: 1.1rem;
  color: var(--pitch);
}

.page-home .cadence-item__body p {
  margin: 0;
  font-size: 0.94rem;
  max-width: 60ch;
}

.page-home .cadence-contact {
  margin-top: clamp(1.5rem, 4vw, 2.25rem);
  padding: 1.2rem 1.4rem;
  background: var(--chrome);
  border: 3px solid var(--pitch);
  box-shadow: var(--shadow-hard);
}

.page-home .cadence-contact p {
  margin: 0 0 0.5rem;
  font-size: 0.94rem;
}

.page-home .cadence-contact__lines {
  font-size: 0.86rem;
  color: var(--pitch-2);
}

.page-home .cadence-contact .btn {
  margin-top: 0.6rem;
}

/* ---------- 断点 ---------- */
@media (min-width: 720px) {
  .page-home .cadence-item {
    grid-template-columns: 11rem minmax(0, 1fr);
    align-items: baseline;
    gap: 1.5rem;
  }
}

@media (min-width: 900px) {
  .page-home .hero-split__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    align-items: start;
  }

  .page-home .hero-split__dial {
    width: min(52%, 250px);
  }

  .page-home .league-layout {
    grid-template-columns: minmax(0, 8fr) minmax(0, 4fr);
    align-items: start;
  }

  .page-home .mark-layout {
    grid-template-columns: minmax(0, 4fr) minmax(0, 8fr);
    align-items: start;
  }

  .page-home .cities-layout {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
  }

  .page-home .cities-figure {
    margin-top: -3rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-home .league-link,
  .page-home .league-link__code,
  .page-home .league-link__note,
  .page-home .league-link__go,
  .page-home .segment-jump__link {
    transition: none;
  }
}
<<<END>>>