.page-home {
  --home-tint: rgba(30, 42, 54, 0.65);
  --home-ghost: rgba(242, 246, 248, 0.06);
  background: var(--bg);
  color: var(--ink);
  font-family: var(--font-body);
  overflow-x: hidden;
  padding-bottom: 3.5rem;
}

.page-home .home-shell {
  width: min(100% - 2 * var(--gutter), var(--shell));
  margin-inline: auto;
}

.page-home .sec-no {
  display: inline-block;
  font-size: var(--step-label);
  letter-spacing: 0.16em;
  color: var(--muted);
  border: 1px solid var(--line);
  border-radius: var(--radius-pill);
  padding: 0.2rem 0.6rem;
  margin-bottom: 0.85rem;
}

.page-home .home-h2 {
  font-family: var(--font-display);
  font-size: var(--step-h2);
  line-height: 1.15;
  letter-spacing: 0.01em;
  margin: 0 0 0.7rem;
  color: var(--ink);
  text-wrap: balance;
}

.page-home .home-lede {
  margin: 0;
  max-width: 54ch;
  color: var(--muted);
  font-size: 0.95rem;
  line-height: 1.7;
}

.page-home .num {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
}

/* ---------- 首屏框景 ---------- */
.page-home .hero {
  padding: 1rem var(--gutter) 0;
}

.page-home .hero-frame {
  position: relative;
  isolation: isolate;
  max-width: var(--shell);
  margin-inline: auto;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background:
    radial-gradient(120% 90% at 82% 0%, rgba(39, 199, 255, 0.14), transparent 58%),
    linear-gradient(165deg, var(--panel-2), var(--panel) 62%);
  padding: clamp(1.15rem, 3vw, 2.6rem);
  overflow: hidden;
}

.page-home .hero-frame::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 1;
  pointer-events: none;
  background-image:
    linear-gradient(to right, var(--home-tint) 1px, transparent 1px),
    linear-gradient(to bottom, var(--home-tint) 1px, transparent 1px);
  background-size: 72px 72px;
  -webkit-mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.85), rgba(0, 0, 0, 0.08));
  mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.85), rgba(0, 0, 0, 0.08));
}

.page-home .hero-frame::after {
  content: "";
  position: absolute;
  inset: 6px;
  z-index: 1;
  pointer-events: none;
  border-radius: calc(var(--radius-lg) - 6px);
  border-left: 1px solid var(--line);
  border-right: 1px solid var(--line);
  opacity: 0.6;
}

.page-home .hero-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.16;
}

.page-home .hero-inner,
.page-home .hero-timeline {
  position: relative;
  z-index: 2;
}

.page-home .hero-context {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.4rem 0.75rem;
  margin: 0 0 1rem;
  font-size: var(--step-label);
  letter-spacing: 0.08em;
  color: var(--muted);
}

.page-home .ctx-strong {
  color: var(--green);
  font-family: var(--font-mono);
  letter-spacing: 0.1em;
  padding-right: 0.75rem;
  border-right: 1px solid var(--line);
}

.page-home .ctx-item {
  padding: 0.1rem 0.5rem;
  border: 1px solid var(--line);
  border-radius: var(--radius-pill);
}

.page-home h1 {
  margin: 0 0 0.9rem;
  font-family: var(--font-display);
  font-size: var(--step-h1);
  line-height: 1.04;
  letter-spacing: 0.005em;
  text-wrap: balance;
}

.page-home .hero-lede {
  margin: 0 0 1.4rem;
  max-width: 50ch;
  color: var(--muted);
  font-size: 1rem;
  line-height: 1.75;
}

.page-home .hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem;
  margin: 0 0 1.3rem;
}

.page-home .hero-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-home .hero-timeline {
  margin-top: clamp(1.6rem, 4vw, 2.6rem);
  padding-top: 1.15rem;
  border-top: 1px solid var(--line);
}

.page-home .tl-head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 0.4rem;
  margin-bottom: 0.75rem;
}

.page-home .tl-eyebrow {
  font-family: var(--font-serif);
  font-size: 0.8rem;
  letter-spacing: 0.18em;
  color: var(--muted);
}

.page-home .tl-note {
  font-size: 0.7rem;
  letter-spacing: 0.08em;
  color: var(--muted);
}

.page-home .tl-track {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  margin: 0;
  padding: 0;
  list-style: none;
  background: var(--line);
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  overflow: hidden;
}

.page-home .tl-node {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  padding: 0.8rem 0.85rem;
  background: var(--panel);
}

.page-home .tl-time {
  font-size: 0.9rem;
  color: var(--blue);
  letter-spacing: 0.04em;
}

.page-home .tl-node:nth-child(4) .tl-time {
  color: var(--green);
}

.page-home .tl-label {
  font-size: 0.78rem;
  color: var(--muted);
}

/* ---------- 比分跑道 ---------- */
.page-home .rail {
  position: relative;
  margin-top: 3rem;
  padding: 2rem 0 1rem;
  isolation: isolate;
  overflow: hidden;
}

.page-home .rail-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.22;
}

.page-home .rail::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 1;
  background:
    linear-gradient(180deg, var(--bg) 0%, rgba(7, 11, 16, 0.55) 40%, var(--bg) 100%),
    repeating-linear-gradient(90deg, var(--home-tint) 0 1px, transparent 1px 96px);
  pointer-events: none;
}

.page-home .rail-head,
.page-home .race-scroller {
  position: relative;
  z-index: 2;
}

.page-home .race-scroller {
  display: flex;
  align-items: stretch;
  gap: 1rem;
  margin-top: 1.4rem;
  padding: 0 var(--gutter) 0.75rem;
  overflow-x: auto;
  scroll-snap-type: x proximity;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: thin;
}

.page-home .race-scroller::-webkit-scrollbar {
  height: 4px;
}

.page-home .race-scroller::-webkit-scrollbar-thumb {
  background: var(--line);
  border-radius: var(--radius-pill);
}

.page-home .race-track {
  display: flex;
  gap: 0.9rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-home .race-card {
  flex: 0 0 15rem;
  scroll-snap-align: start;
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  padding: 1rem;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: linear-gradient(160deg, var(--panel-2), var(--panel));
  transition: border-color var(--dur) ease, transform var(--dur) ease;
}

.page-home .race-card:hover,
.page-home .race-card:focus-within {
  border-color: rgba(39, 199, 255, 0.55);
  transform: translateY(-3px);
}

.page-home .race-round {
  margin: 0;
  font-size: 0.7rem;
  letter-spacing: 0.08em;
  color: var(--muted);
}

.page-home .race-score {
  margin: 0;
  font-size: 1.9rem;
  line-height: 1.1;
  color: var(--ink);
}

.page-home .race-sep {
  color: var(--line);
  padding: 0 0.15rem;
}

.page-home .race-state {
  display: flex;
  align-items: center;
  gap: 0.35rem;
  margin: 0;
  font-size: 0.74rem;
  color: var(--muted);
}

.page-home .dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  flex: none;
}

.page-home .dot--live {
  background: var(--blue);
  box-shadow: 0 0 0 3px rgba(39, 199, 255, 0.18);
}

.page-home .dot--soon {
  background: var(--orange);
}

.page-home .dot--done {
  background: var(--green);
}

.page-home .race-end {
  flex: 0 0 15rem;
  scroll-snap-align: end;
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 0.45rem;
  padding: 1.1rem;
  border: 1px dashed rgba(182, 255, 60, 0.45);
  border-radius: var(--radius-md);
  background: var(--green-deep);
}

.page-home .race-end-title {
  margin: 0;
  font-family: var(--font-display);
  font-size: 1.1rem;
  letter-spacing: 0.04em;
  color: var(--green);
}

.page-home .race-end-note {
  margin: 0;
  font-size: 0.76rem;
  color: var(--muted);
}

/* ---------- 积分榜快照 ---------- */
.page-home .snapshot {
  padding: 3rem 0 0;
}

.page-home .snap-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
}

.page-home .snap-stats {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  margin: 1.3rem 0 1.2rem;
  padding: 0;
  background: var(--line);
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  overflow: hidden;
}

.page-home .stat {
  padding: 0.85rem 0.9rem;
  background: var(--panel);
}

.page-home .stat dt {
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  color: var(--muted);
  margin-bottom: 0.3rem;
}

.page-home .stat dd {
  margin: 0;
  font-size: 1.5rem;
  line-height: 1.1;
  color: var(--ink);
}

.page-home .stat-suffix {
  font-size: 0.72rem;
  color: var(--muted);
  margin-left: 0.15rem;
}

.page-home .snap-actions {
  margin: 0;
}

.page-home .heat {
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: var(--panel);
  padding: 1rem;
}

.page-home .heat-cap {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 0.5rem;
  margin-bottom: 0.8rem;
}

.page-home .heat-title {
  font-family: var(--font-serif);
  font-size: 0.86rem;
  letter-spacing: 0.08em;
  color: var(--ink);
}

.page-home .heat-unit {
  font-size: 0.68rem;
  color: var(--muted);
}

.page-home .heat-grid {
  display: grid;
  grid-template-columns: 2.4rem repeat(5, minmax(0, 1fr));
  gap: 4px;
  font-size: 0.68rem;
}

.page-home .heat-corner,
.page-home .heat-col {
  display: grid;
  place-items: center;
  color: var(--muted);
  letter-spacing: 0.04em;
  padding: 0.2rem 0;
  text-align: center;
}

.page-home .heat-row {
  display: grid;
  place-items: center;
  color: var(--muted);
  letter-spacing: 0.04em;
}

.page-home .heat-cell {
  display: grid;
  place-items: center;
  aspect-ratio: 1 / 1;
  border-radius: 8px;
  color: var(--ink);
  border: 1px solid rgba(30, 42, 54, 0.9);
}

.page-home .heat-cell.l1 { background: rgba(182, 255, 60, 0.09); color: var(--muted); }
.page-home .heat-cell.l2 { background: rgba(182, 255, 60, 0.2); }
.page-home .heat-cell.l3 { background: rgba(39, 199, 255, 0.28); }
.page-home .heat-cell.l4 { background: rgba(182, 255, 60, 0.62); color: #06110A; font-weight: 700; }

.page-home .heat-legend {
  margin: 0.8rem 0 0;
  font-size: 0.72rem;
  line-height: 1.65;
  color: var(--muted);
}

/* ---------- 赛前决策 ---------- */
.page-home .decide {
  padding: 3rem 0 0;
}

.page-home .decide-head {
  margin-bottom: 1.4rem;
}

.page-home .decide-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.9rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-home .decide-card {
  position: relative;
  padding: 1.15rem 1.15rem 1rem;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: var(--panel);
  border-top: 2px solid rgba(182, 255, 60, 0.5);
  transition: background var(--dur) ease, border-color var(--dur) ease;
}

.page-home .decide-card:hover {
  background: var(--panel-2);
  border-color: rgba(182, 255, 60, 0.5);
}

.page-home .decide-step {
  display: block;
  font-size: 0.7rem;
  letter-spacing: 0.16em;
  color: var(--green);
  margin-bottom: 0.6rem;
}

.page-home .decide-card h3 {
  margin: 0 0 0.5rem;
  font-family: var(--font-display);
  font-size: var(--step-h3);
  letter-spacing: 0.02em;
  color: var(--ink);
}

.page-home .decide-card p {
  margin: 0 0 0.9rem;
  font-size: 0.88rem;
  line-height: 1.7;
  color: var(--muted);
}

.page-home .decide-link {
  display: inline-block;
  font-size: 0.8rem;
  color: var(--blue);
  text-decoration: none;
  border-bottom: 1px solid rgba(39, 199, 255, 0.4);
  padding-bottom: 1px;
}

.page-home .decide-link:hover {
  color: var(--green);
  border-bottom-color: rgba(182, 255, 60, 0.5);
}

.page-home .decide-foot {
  margin: 1.2rem 0 0;
  font-size: 0.84rem;
  color: var(--muted);
}

.page-home .decide-foot a {
  color: var(--blue);
  text-decoration: none;
  border-bottom: 1px solid rgba(39, 199, 255, 0.4);
}

/* ---------- 2025 导航 ---------- */
.page-home .nav2025 {
  padding: 3rem 0 0;
}

.page-home .nav-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.4rem;
  align-items: center;
}

.page-home .nav-visual img {
  display: block;
  width: 100%;
  height: auto;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: var(--panel);
  object-fit: cover;
}

.page-home .nav-facts {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  margin: 1.2rem 0 0.9rem;
  padding: 0;
  list-style: none;
}

.page-home .nav-facts li {
  display: flex;
  align-items: baseline;
  gap: 0.35rem;
  padding: 0.45rem 0.8rem;
  border: 1px solid var(--line);
  border-radius: var(--radius-pill);
  background: var(--panel);
}

.page-home .nav-k {
  font-size: 1rem;
  color: var(--green);
}

.page-home .nav-v {
  font-size: 0.74rem;
  color: var(--muted);
}

.page-home .nav-note {
  margin: 0 0 1.1rem;
  font-size: 0.84rem;
  line-height: 1.7;
  color: var(--muted);
}

.page-home .nav-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  margin: 0;
}

/* ---------- 服务支持 ---------- */
.page-home .support {
  padding: 3rem 0 0;
}

.page-home .support-head {
  margin-bottom: 1.3rem;
}

.page-home .support-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.9rem;
}

.page-home .support-card {
  padding: 1.1rem;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: linear-gradient(150deg, var(--panel-2), var(--panel));
}

.page-home .support-card h3 {
  margin: 0 0 0.5rem;
  font-size: var(--step-h3);
  font-family: var(--font-display);
  letter-spacing: 0.02em;
  color: var(--ink);
}

.page-home .support-card p {
  margin: 0 0 0.85rem;
  font-size: 0.86rem;
  line-height: 1.7;
  color: var(--muted);
}

.page-home .support-card a {
  font-size: 0.8rem;
  color: var(--orange);
  text-decoration: none;
  border-bottom: 1px solid rgba(255, 138, 42, 0.45);
}

.page-home .support-card a:hover {
  color: var(--green);
  border-bottom-color: rgba(182, 255, 60, 0.5);
}

.page-home .support-foot {
  margin: 1.4rem 0 0;
  padding-top: 1rem;
  border-top: 1px solid var(--line);
  font-family: var(--font-mono);
  font-size: 0.72rem;
  line-height: 1.9;
  color: var(--muted);
}

.page-home .support-foot a {
  color: var(--blue);
  text-decoration: none;
  border-bottom: 1px solid rgba(39, 199, 255, 0.4);
}

/* ---------- 响应式 ---------- */
@media (min-width: 700px) {
  .page-home .tl-track {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

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

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

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

  .page-home .heat-grid {
    grid-template-columns: 3rem repeat(5, minmax(0, 1fr));
    font-size: 0.74rem;
  }
}

@media (min-width: 960px) {
  .page-home .hero {
    padding-top: 1.5rem;
  }

  .page-home .snap-grid {
    grid-template-columns: 1.02fr 0.98fr;
    gap: 2.2rem;
    align-items: start;
  }

  .page-home .nav-grid {
    grid-template-columns: 0.92fr 1.08fr;
    gap: 2.4rem;
  }

  .page-home .race-card,
  .page-home .race-end {
    flex: 0 0 16rem;
  }

  .page-home .support {
    padding-top: 3.6rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-home .race-card:hover,
  .page-home .race-card:focus-within {
    transform: none;
  }
}