.page-home {
  --hp-block: #0E2A22;
  --hp-line: #17453A;
  --hp-zebra: #10241D;
  --hp-line-soft: rgba(23, 69, 58, 0.6);
}

/* ————— 首屏 ————— */
.page-home .hero {
  padding-top: clamp(14px, 2.4vw, 30px);
  padding-bottom: clamp(30px, 4.5vw, 68px);
}

.page-home .hero-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 18px;
  min-width: 0;
}

.page-home .hero-layout > .data-rail {
  display: none;
}

.page-home .rail-round {
  font-family: var(--font-mono);
  font-size: clamp(52px, 7vw, 68px);
  line-height: 1;
  letter-spacing: -0.03em;
  color: var(--signal);
  margin: 8px 0 20px;
}

.page-home .hero-frame {
  position: relative;
  overflow: hidden;
  padding: clamp(22px, 3.4vw, 48px) clamp(18px, 2.8vw, 44px) clamp(24px, 3.6vw, 50px);
  background: var(--hp-block);
}

.page-home .hero-bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.4;
  pointer-events: none;
}

.page-home .hero-veil {
  position: absolute;
  inset: 0;
  background: linear-gradient(104deg, rgba(7, 19, 15, 0.96) 0%, rgba(7, 19, 15, 0.86) 42%, rgba(7, 19, 15, 0.46) 100%);
  pointer-events: none;
}

.page-home .hero-inner {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  gap: 30px;
}

.page-home .hero-copy {
  max-width: 640px;
  min-width: 0;
}

.page-home .hero-copy h1 {
  font-family: var(--font-head);
  font-weight: 900;
  font-size: clamp(36px, 6vw, 72px);
  line-height: 1.05;
  letter-spacing: -0.02em;
  color: var(--paper);
  margin: 14px 0 18px;
}

.page-home .hero-copy .lede {
  max-width: 44ch;
}

.page-home .hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 26px;
}

.page-home .hero-board {
  flex: 0 0 auto;
  width: 100%;
  max-width: 300px;
  border: 1px solid var(--hp-line);
  background: rgba(14, 42, 34, 0.78);
  padding: 16px 18px 14px;
}

.page-home .hero-board-title {
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--muted);
  margin: 0 0 12px;
}

.page-home .hero-board-list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-home .hero-board-list li {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
  padding: 9px 0;
  border-bottom: 1px solid var(--hp-line-soft);
}

.page-home .hero-board-list li:last-child {
  border-bottom: 0;
}

.page-home .hb-rank {
  font-size: 13px;
  color: var(--muted);
}

.page-home .hb-val {
  display: inline-flex;
  align-items: baseline;
  gap: 3px;
}

.page-home .hb-pts {
  font-size: 22px;
  color: var(--signal-soft);
}

.page-home .hero-board-note {
  font-size: 12px;
  line-height: 1.7;
  color: var(--muted);
  margin: 12px 0 0;
}

/* ————— 积分榜 ————— */
.page-home .standings-stage {
  position: relative;
  margin-top: 28px;
  border: 1px solid var(--hp-line);
  background: var(--hp-block);
  overflow: hidden;
}

.page-home .standings-bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.2;
  pointer-events: none;
}

.page-home .standings-stage .scroll-x {
  position: relative;
  z-index: 1;
}

.page-home .standings-table {
  width: 100%;
  min-width: 640px;
  border-collapse: collapse;
  font-size: 14px;
}

.page-home .standings-table th,
.page-home .standings-table td {
  padding: 13px 16px;
  text-align: left;
  white-space: nowrap;
  border-bottom: 1px solid var(--hp-line);
}

.page-home .standings-table thead th {
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--muted);
}

.page-home .standings-table tbody tr:nth-child(even) {
  background: var(--hp-zebra);
}

.page-home .standings-table tbody tr:hover {
  background: #14332A;
}

.page-home .standings-table th.num,
.page-home .standings-table td.num {
  text-align: right;
  font-family: var(--font-mono);
}

.page-home .standings-table tbody th[scope="row"] {
  font-family: var(--font-mono);
  color: var(--signal);
  font-weight: 500;
}

.page-home .row-link {
  color: var(--signal-soft);
  text-decoration: none;
  border-bottom: 1px solid rgba(168, 255, 228, 0.35);
}

.page-home .row-link:hover {
  color: var(--signal);
}

.page-home .delta-flat {
  color: var(--muted);
}

.page-home .standings-foot {
  margin: 16px 0 0;
  font-size: 13px;
  line-height: 1.85;
  color: var(--muted);
  max-width: 60ch;
}

/* ————— 板块索引 ————— */
.page-home .index-grid {
  list-style: none;
  margin: 30px 0 0;
  padding: 1px;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1px;
  background: var(--hp-line);
  border: 1px solid var(--hp-line);
}

.page-home .index-grid > li {
  background: var(--hp-block);
  min-width: 0;
}

.page-home .index-link {
  display: block;
  height: 100%;
  padding: 26px 22px 28px;
  text-decoration: none;
  color: inherit;
  transition: background 160ms var(--ease);
}

.page-home .index-link:hover,
.page-home .index-link:focus-visible {
  background: #123328;
}

.page-home .index-no {
  display: block;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--signal);
  margin-bottom: 16px;
}

.page-home .index-link h3 {
  font-size: 20px;
  line-height: 1.4;
  color: var(--paper);
  margin: 0 0 10px;
}

.page-home .index-link p {
  font-size: 14px;
  line-height: 1.85;
  color: var(--muted);
  margin: 0 0 16px;
}

.page-home .index-meta {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--signal-soft);
}

/* ————— 数据积累 ————— */
.page-home .accum-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 34px;
  align-items: center;
}

.page-home .accum-copy p {
  font-size: 16px;
  line-height: 1.9;
  color: var(--muted);
  max-width: 46ch;
  margin: 0 0 1.2em;
}

.page-home .accum-stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(130px, 1fr));
  gap: 20px;
  margin: 30px 0 0;
  padding-top: 26px;
  border-top: 1px solid var(--hp-line);
}

.page-home .accum-stats dt {
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--muted);
  margin-bottom: 10px;
}

.page-home .accum-stats dd {
  margin: 0;
  display: flex;
  align-items: baseline;
  gap: 4px;
  font-family: var(--font-mono);
  font-size: clamp(30px, 4vw, 38px);
  line-height: 1;
  color: var(--signal);
}

.page-home .accum-stats .unit {
  font-size: 13px;
  color: var(--muted);
}

.page-home .accum-visual {
  margin: 0;
}

.page-home .accum-visual img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
}

.page-home .accum-visual .media-frame__caption {
  font-size: 12px;
  line-height: 1.8;
  color: var(--muted);
  margin-top: 12px;
}

/* ————— 专题筛选 ————— */
.page-home .topic-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 18px;
  margin-top: 26px;
}

.page-home .topic-card {
  display: flex;
  flex-direction: column;
  gap: 12px;
  min-width: 0;
  padding: 22px 22px 26px;
  border: 1px solid var(--hp-line);
  background: var(--hp-block);
  transition: transform 180ms var(--ease), border-color 180ms var(--ease);
}

.page-home .topic-card:hover {
  transform: translateY(-2px);
  border-color: #2A6553;
}

.page-home .topic-card[hidden] {
  display: none;
}

.page-home .topic-card .media-frame {
  margin: 0 0 4px;
}

.page-home .topic-card .media-frame img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
}

.page-home .topic-stage {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--signal);
  margin: 0;
}

.page-home .topic-card h3 {
  font-size: 18px;
  line-height: 1.55;
  color: var(--paper);
  margin: 0;
}

.page-home .topic-card p:not(.topic-stage) {
  font-size: 14px;
  line-height: 1.85;
  color: var(--muted);
  margin: 0;
}

/* ————— 合作引导 ————— */
.page-home .partner-frame {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 32px;
  align-items: center;
}

.page-home .partner-copy {
  min-width: 0;
}

.page-home .partner-copy > p {
  font-size: 16px;
  line-height: 1.9;
  color: var(--muted);
  max-width: 46ch;
  margin: 14px 0 0;
}

.page-home .partner-list {
  list-style: none;
  margin: 24px 0 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-home .partner-list li {
  position: relative;
  padding-left: 20px;
  font-size: 15px;
  line-height: 1.8;
  color: var(--paper);
}

.page-home .partner-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.72em;
  width: 9px;
  height: 2px;
  background: var(--alert);
}

.page-home .partner-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
}

.page-home .partner-visual {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
}

.page-home .partner-svg {
  display: block;
  width: 100%;
  max-width: 300px;
  height: auto;
}

.page-home .partner-visual-note {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--muted);
  margin: 0;
}

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

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

@media (min-width: 900px) {
  .page-home .hero-inner {
    flex-direction: row;
    align-items: flex-end;
    justify-content: space-between;
    gap: 44px;
  }

  .page-home .hero-board {
    width: 272px;
  }

  .page-home .accum-layout {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
    gap: 56px;
  }

  .page-home .partner-frame {
    grid-template-columns: minmax(0, 1.2fr) minmax(0, 0.8fr);
    gap: 48px;
  }
}

@media (min-width: 1024px) {
  .page-home .hero-layout {
    grid-template-columns: var(--rail-w) minmax(0, 1fr);
    gap: 26px;
    align-items: start;
  }

  .page-home .hero-layout > .data-rail {
    display: block;
    position: sticky;
    top: 112px;
  }
}

@media (min-width: 1100px) {
  .page-home .index-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

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

@media (prefers-reduced-motion: reduce) {
  .page-home .topic-card,
  .page-home .index-link {
    transition: none;
  }

  .page-home .topic-card:hover {
    transform: none;
  }
}