.page-home {
  overflow-x: clip;
}

.page-home .section {
  padding-block: var(--section-pad);
}

.page-home .section--opening {
  padding-top: clamp(28px, 4.5vw, 56px);
}

/* ---- 首屏 ---- */

.page-home .opening-head {
  max-width: 900px;
  margin-bottom: clamp(28px, 4vw, 48px);
}

.page-home .opening-kicker {
  color: var(--mist);
  margin-bottom: 22px;
}

.page-home .opening-title {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(32px, 5.6vw, 68px);
  line-height: 1.14;
  letter-spacing: 0.04em;
  color: var(--ink);
  margin: 0 0 clamp(20px, 2.4vw, 32px);
}

.page-home .opening-lede {
  max-width: 36em;
  font-size: clamp(17px, 1.55vw, 20px);
  line-height: 1.78;
  color: var(--ink-soft);
}

/* ---- 批次状态条 ---- */

.page-home .status-rail {
  position: relative;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background: var(--grad-panel);
  margin-block: clamp(28px, 4vw, 44px) clamp(24px, 3.5vw, 40px);
}

.page-home .status-rail::before {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 1px;
  background: var(--grad-line);
  opacity: 0.55;
}

.page-home .status-line {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px 18px;
  padding-block: 16px;
  font-size: 12px;
}

.page-home .status-label {
  color: var(--mist);
}

.page-home .status-code {
  color: var(--cyan);
  font-weight: 500;
}

.page-home .status-sep {
  width: 1px;
  height: 12px;
  background: var(--line);
  flex-shrink: 0;
}

/* ---- 主视觉 ---- */

.page-home .opening-visual {
  margin: 0;
  aspect-ratio: 16 / 9;
}

.page-home .opening-visual img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* ---- 章节标头 ---- */

.page-home .section-head {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 16px 22px;
  align-items: start;
  margin-bottom: clamp(32px, 4.2vw, 56px);
}

.page-home .chapter-index {
  font-family: var(--font-mono);
  font-size: clamp(28px, 4.4vw, 54px);
  font-weight: 500;
  line-height: 0.92;
  color: var(--line);
  text-decoration: none;
  letter-spacing: -0.01em;
  transition: color 200ms var(--ease);
}

.page-home .chapter-index:hover,
.page-home .chapter-index[aria-current="true"] {
  color: var(--cyan);
}

.page-home .section-head-text {
  padding-top: 4px;
}

.page-home .section-title {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(23px, 3.1vw, 40px);
  line-height: 1.2;
  letter-spacing: 0.04em;
  color: var(--ink);
  margin: 0 0 12px;
}

.page-home .section-lede {
  color: var(--mist);
  line-height: 1.7;
  max-width: 34em;
  margin: 0;
}

/* ---- 版本定位 ---- */

.page-home .version-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(24px, 3.5vw, 40px);
}

.page-home .version-cards {
  display: grid;
  gap: 18px;
}

.page-home .version-card {
  display: flex;
  flex-direction: column;
  padding: clamp(22px, 2.6vw, 30px);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--grad-panel);
  text-decoration: none;
  color: var(--ink);
  transition: border-color 220ms var(--ease), transform 220ms var(--ease);
}

.page-home .version-card:hover,
.page-home .version-card:focus-visible {
  border-color: rgba(47, 240, 206, 0.6);
  transform: translateY(-2px);
}

.page-home .version-tag {
  display: inline-block;
  color: var(--cyan);
  margin-bottom: 14px;
}

.page-home .version-tag--coral {
  color: var(--coral);
}

.page-home .version-name {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(19px, 2.2vw, 26px);
  letter-spacing: 0.03em;
  margin: 0 0 12px;
}

.page-home .version-desc {
  font-size: 16px;
  line-height: 1.78;
  color: var(--ink-soft);
  margin: 0 0 20px;
}

.page-home .version-enter {
  margin-top: auto;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.06em;
  color: var(--cyan);
}

.page-home .version-aside {
  display: grid;
  gap: 18px;
}

.page-home .version-aside .media-frame {
  margin: 0;
  aspect-ratio: 4 / 3;
}

.page-home .version-aside .media-frame img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.page-home .switch-note {
  padding: clamp(20px, 2.4vw, 26px);
  border: 1px solid var(--line-soft);
  background: var(--grad-stand);
}

.page-home .switch-note p.mono-index {
  color: var(--mist);
  margin-bottom: 10px;
}

.page-home .switch-note > p:not(.mono-index) {
  font-size: 15px;
  line-height: 1.78;
  color: var(--ink-soft);
  margin: 0 0 18px;
}

/* ---- 数据速览 ---- */

.page-home .section--snapshot {
  position: relative;
  isolation: isolate;
  background: var(--grad-stand);
}

.page-home .snapshot-bg {
  position: absolute;
  inset: 0;
  z-index: -1;
  opacity: 0.16;
  pointer-events: none;
}

.page-home .snapshot-bg img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.page-home .snapshot-figures {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(24px, 3.4vw, 36px);
  margin-bottom: clamp(32px, 4vw, 48px);
}

.page-home .snap-figure {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding-top: 20px;
  border-top: 1px solid var(--line);
}

.page-home .snap-num {
  font-size: clamp(52px, 8vw, 100px);
  font-weight: 500;
  line-height: 0.92;
  color: var(--cyan);
  font-variant-numeric: tabular-nums;
  letter-spacing: -0.02em;
}

.page-home .snap-figure--coral .snap-num {
  color: var(--coral);
}

.page-home .snap-label {
  color: var(--ink-soft);
}

.page-home .snap-note {
  font-size: 14px;
  line-height: 1.7;
  color: var(--mist);
  margin: 0;
}

.page-home .snapshot-foot {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
  align-items: end;
  padding-top: clamp(24px, 3vw, 36px);
  border-top: 1px solid var(--line-soft);
}

.page-home .snapshot-foot p.mono-index {
  color: var(--mist);
  margin-bottom: 8px;
}

.page-home .snapshot-foot p:not(.mono-index) {
  font-size: 15px;
  line-height: 1.78;
  color: var(--ink-soft);
  margin: 0;
  max-width: 44em;
}

.page-home .snapshot-foot .btn {
  justify-self: start;
}

/* ---- 看台条带 ---- */

.page-home .band-list {
  border-top: 1px solid var(--line);
}

.page-home .band {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 8px 16px;
  align-items: center;
  padding: 18px clamp(12px, 2vw, 22px);
  border-bottom: 1px solid var(--line);
  text-decoration: none;
  color: var(--ink);
  transition: background 200ms var(--ease);
}

.page-home .band:hover,
.page-home .band:focus-visible {
  background: var(--cyan-a08);
}

.page-home .band__cell {
  display: flex;
  align-items: center;
  gap: 12px;
  min-width: 0;
}

.page-home .band__cell--league strong {
  font-size: 17px;
  font-weight: 700;
  white-space: nowrap;
}

.page-home .band__cell--score {
  grid-column: 1 / -1;
  font-size: 14px;
  color: var(--ink-soft);
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
}

.page-home .band__cell--score .mono-index {
  color: var(--mist);
}

.page-home .band__cell--status {
  grid-column: 1;
  grid-row: 3;
}

.page-home .band__go {
  grid-column: 2;
  grid-row: 1 / -1;
  font-family: var(--font-mono);
  font-size: 18px;
  color: var(--line);
  transition: color 200ms var(--ease), transform 200ms var(--ease);
}

.page-home .band:hover .band__go,
.page-home .band:focus-visible .band__go {
  color: var(--cyan);
  transform: translateX(4px);
}

.page-home .band-note {
  margin-top: 20px;
  color: var(--mist);
  font-size: 11px;
  line-height: 1.9;
}

/* ---- 过渡图 ---- */

.page-home .section-transition {
  padding-block: clamp(16px, 3vw, 40px);
}

.page-home .section-transition .media-frame {
  margin: 0;
  aspect-ratio: 21 / 9;
}

.page-home .section-transition .media-frame img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* ---- 下载与切换 ---- */

.page-home .paths-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: 22px;
}

.page-home .path-block {
  padding: clamp(24px, 3vw, 34px);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--grad-panel);
}

.page-home .path-block--alt {
  background: var(--grad-stand);
  border-color: var(--line-soft);
}

.page-home .path-num {
  display: inline-block;
  color: var(--coral);
  margin-bottom: 14px;
}

.page-home .path-block--alt .path-num {
  color: var(--cyan);
}

.page-home .path-block h3 {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(19px, 2.1vw, 24px);
  letter-spacing: 0.03em;
  margin: 0 0 14px;
  color: var(--ink);
}

.page-home .path-block p {
  font-size: 15px;
  line-height: 1.8;
  color: var(--ink-soft);
  margin: 0 0 12px;
}

.page-home .path-block .path-detail {
  color: var(--mist);
  font-size: 14px;
}

.page-home .path-block .btn {
  margin-top: 8px;
}

/* ---- 团队 ---- */

.page-home .section--team {
  background: var(--grad-stand);
}

.page-home .team-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(28px, 4vw, 48px);
}

.page-home .team-copy p {
  font-size: 16px;
  line-height: 1.85;
  color: var(--ink-soft);
  margin: 0 0 18px;
  max-width: 38em;
}

.page-home .team-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 24px;
}

.page-home .team-stats {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 20px;
}

.page-home .team-stat {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding-top: 16px;
  border-top: 1px solid var(--line);
}

.page-home .team-stat .figure {
  font-size: clamp(36px, 5vw, 56px);
  line-height: 1;
  color: var(--cyan);
  font-variant-numeric: tabular-nums;
}

.page-home .team-stat .mono-index {
  color: var(--mist);
  font-size: 11px;
  line-height: 1.6;
}

.page-home .team-trust {
  margin-top: clamp(28px, 4vw, 44px);
  padding-top: 20px;
  border-top: 1px solid var(--line-soft);
  color: var(--mist);
  font-size: 11px;
  line-height: 1.9;
}

/* ---- 动效收敛 ---- */

@media (prefers-reduced-motion: reduce) {
  .page-home .version-card,
  .page-home .band,
  .page-home .band__go,
  .page-home .chapter-index {
    transition: none;
  }

  .page-home .version-card:hover,
  .page-home .band:hover .band__go {
    transform: none;
  }
}

/* ---- 响应式 ---- */

@media (min-width: 640px) {
  .page-home .snapshot-figures {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-home .snapshot-foot {
    grid-template-columns: 1fr auto;
  }

  .page-home .band {
    grid-template-columns: 1fr 1fr auto auto;
    grid-template-rows: auto;
    padding-block: 20px;
  }

  .page-home .band__cell--score {
    grid-column: auto;
    font-size: 15px;
  }

  .page-home .band__cell--status {
    grid-column: auto;
    grid-row: auto;
  }

  .page-home .band__go {
    grid-column: auto;
    grid-row: auto;
  }

  .page-home .paths-layout {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    align-items: start;
    gap: 24px;
  }
}

@media (min-width: 900px) {
  .page-home .version-layout {
    grid-template-columns: 1.35fr 1fr;
    gap: clamp(32px, 4vw, 56px);
    align-items: start;
  }

  .page-home .version-aside {
    padding-top: clamp(0px, 2vw, 28px);
  }

  .page-home .team-layout {
    grid-template-columns: 1.45fr 1fr;
    align-items: start;
  }

  .page-home .team-stats {
    gap: 24px;
    padding-top: 4px;
  }

  .page-home .section-head {
    gap: 20px 32px;
  }
}

@media (min-width: 1080px) {
  .page-home .band {
    grid-template-columns: 1.4fr 1fr auto auto;
  }

  .page-home .version-cards {
    gap: 22px;
  }

  .page-home .paths-layout {
    grid-template-columns: 1.15fr 1fr;
    gap: 32px;
  }
}