.page-home {
  --home-hero-pad-top: calc(var(--space-8) + var(--space-6));
}

.page-home .home-head {
  display: grid;
  gap: var(--space-2);
  max-width: 62ch;
  margin-bottom: var(--space-6);
}

.page-home .home-head--tight {
  margin-bottom: var(--space-4);
}

.page-home .home-head__title {
  font-family: var(--font-heading);
  font-size: var(--text-3xl);
  font-weight: var(--weight-heading);
  letter-spacing: var(--tracking-heading);
  line-height: var(--leading-heading);
  color: var(--color-ink);
  margin: 0;
}

.page-home .home-head__lead {
  color: var(--color-ink-soft);
  margin: 0;
  max-width: var(--measure);
}

/* ---------- 首屏 ---------- */

.page-home .home-hero {
  position: relative;
  padding-block: var(--home-hero-pad-top) var(--space-8);
  overflow: hidden;
  background: var(--color-contrast-surface);
  color: var(--color-contrast-ink);
  border-radius: 0 0 var(--radius-lg) var(--radius-lg);
  isolation: isolate;
}

.page-home .home-hero__bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}

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

.page-home .home-hero__bg::after {
  content: "";
  position: absolute;
  inset: 0;
  background: var(--overlay-scrim);
}

.page-home .home-hero__inner {
  position: relative;
  z-index: 1;
}

.page-home .home-hero__eyebrow {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-2);
  margin: 0 0 var(--space-4);
}

.page-home .home-hero__range {
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  letter-spacing: 0.08em;
  color: color-mix(in srgb, var(--color-contrast-ink) 78%, transparent);
}

.page-home .home-hero__title {
  font-family: var(--font-heading);
  font-size: var(--text-display);
  font-weight: 700;
  line-height: 0.98;
  letter-spacing: -0.02em;
  margin: 0;
  color: var(--color-contrast-ink);
  max-width: 14ch;
}

.page-home .home-hero__lead {
  margin: var(--space-4) 0 0;
  max-width: 54ch;
  font-size: var(--text-lg);
  line-height: var(--leading-body);
  color: color-mix(in srgb, var(--color-contrast-ink) 86%, transparent);
}

.page-home .home-stats {
  position: relative;
  z-index: 1;
  list-style: none;
  margin: var(--space-6) 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-2);
}

.page-home .home-stats__item {
  display: grid;
  grid-template-columns: auto auto 1fr;
  align-items: baseline;
  gap: 0 var(--space-2);
  padding: var(--space-3) var(--space-3);
  border-radius: var(--radius-md);
  border: var(--border-thin) solid color-mix(in srgb, var(--color-contrast-ink) 20%, transparent);
  background: color-mix(in srgb, var(--color-contrast-ink) 8%, transparent);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  box-shadow: var(--shadow-1);
}

.page-home .home-stats__value {
  font-family: var(--font-heading);
  font-size: var(--text-figure);
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1;
  color: var(--color-contrast-ink);
}

.page-home .home-stats__unit {
  font-family: var(--font-mono);
  font-size: var(--text-base);
  color: var(--color-contrast-accent);
  letter-spacing: 0.06em;
}

.page-home .home-stats__label {
  grid-column: 1 / -1;
  margin-top: var(--space-1);
  font-size: var(--text-sm);
  color: color-mix(in srgb, var(--color-contrast-ink) 74%, transparent);
  line-height: 1.55;
}

.page-home .home-jump {
  position: relative;
  z-index: 1;
  margin-top: var(--space-6);
  padding-top: var(--space-4);
  border-top: 1px dashed var(--color-contrast-line);
  display: grid;
  gap: var(--space-1);
}

.page-home .home-jump__item {
  display: flex;
  align-items: baseline;
  gap: var(--space-3);
  padding: var(--space-2) var(--space-2);
  border-radius: var(--radius-sm);
  color: var(--color-contrast-ink);
  text-decoration: none;
  border: var(--border-thin) solid transparent;
  transition: background-color 240ms cubic-bezier(0.2, 0.7, 0.2, 1),
    border-color 240ms cubic-bezier(0.2, 0.7, 0.2, 1),
    transform 240ms cubic-bezier(0.2, 0.7, 0.2, 1);
}

.page-home .home-jump__item:hover,
.page-home .home-jump__item:focus-visible {
  background: color-mix(in srgb, var(--color-contrast-ink) 10%, transparent);
  border-color: color-mix(in srgb, var(--color-contrast-accent) 46%, transparent);
  transform: translateY(-2px);
  outline: none;
}

.page-home .home-jump__num {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.14em;
  color: var(--color-contrast-accent);
  min-width: 2.2em;
}

.page-home .home-jump__label {
  font-size: var(--text-base);
}

/* ---------- 三条索引线 ---------- */

.page-home .home-lines {
  position: relative;
  background:
    radial-gradient(circle at 10% 14%, color-mix(in srgb, var(--color-primary) 20%, transparent), transparent 52%),
    radial-gradient(circle at 88% 84%, color-mix(in srgb, var(--color-accent) 15%, transparent), transparent 54%),
    var(--color-surface);
}

.page-home .home-lines__grid {
  align-items: stretch;
}

.page-home .home-line-card {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  margin-bottom: var(--space-3);
  transition: transform 260ms cubic-bezier(0.2, 0.7, 0.2, 1),
    box-shadow 260ms cubic-bezier(0.2, 0.7, 0.2, 1);
}

.page-home .home-line-card:hover,
.page-home .home-line-card:focus-within {
  transform: translateY(-2px);
  box-shadow: var(--shadow-2);
}

.page-home .home-line-card__top {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-2);
}

.page-home .home-line-card__count {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.08em;
  color: var(--color-ink-muted);
}

.page-home .home-line-card__title {
  font-family: var(--font-heading);
  font-size: var(--text-2xl);
  font-weight: var(--weight-heading);
  line-height: var(--leading-heading);
  color: var(--color-ink);
  margin: 0;
}

.page-home .home-line-card__text {
  margin: 0;
  color: var(--color-ink-soft);
  line-height: var(--leading-body);
}

.page-home .home-line-card__foot {
  margin: 0;
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.05em;
  color: var(--color-ink-muted);
  padding-top: var(--space-1);
  border-top: 1px dashed var(--color-line);
}

.page-home .home-line-card__link {
  margin-top: auto;
  padding-top: var(--space-2);
  color: var(--color-accent);
  font-weight: 600;
  text-decoration: none;
  border-bottom: 2px solid color-mix(in srgb, var(--color-accent) 30%, transparent);
  align-self: flex-start;
  transition: border-color 220ms cubic-bezier(0.2, 0.7, 0.2, 1);
}

.page-home .home-line-card__link:hover,
.page-home .home-line-card__link:focus-visible {
  border-bottom-color: var(--color-accent);
  outline: none;
}

.page-home .home-lines__note {
  max-width: var(--measure);
  margin: var(--space-4) 0 0;
  color: var(--color-ink-soft);
  font-size: var(--text-sm);
  line-height: var(--leading-body);
}

/* ---------- 年份轨道 ---------- */

.page-home .home-track__figure {
  margin: 0 0 var(--space-6);
}

.page-home .home-track__rail {
  display: flex;
  gap: var(--space-3);
  overflow-x: auto;
  overscroll-behavior-x: contain;
  scroll-snap-type: x proximity;
  padding: var(--space-2) var(--space-2) var(--space-4);
  margin-inline: calc(var(--space-2) * -1);
  -webkit-overflow-scrolling: touch;
}

.page-home .home-track__rail::-webkit-scrollbar {
  height: 6px;
}

.page-home .home-track__rail::-webkit-scrollbar-thumb {
  background: color-mix(in srgb, var(--color-primary) 40%, transparent);
  border-radius: var(--radius-pill);
}

.page-home .home-track__year {
  position: relative;
  flex: 0 0 78%;
  scroll-snap-align: start;
  border-radius: var(--radius-md);
  border: var(--border-thin) solid color-mix(in srgb, var(--color-primary) 24%, var(--color-line));
  background: color-mix(in srgb, var(--color-surface) 78%, var(--color-primary-soft));
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  box-shadow: var(--shadow-1);
  padding: var(--space-3);
  display: grid;
  gap: var(--space-1);
  transition: transform 260ms cubic-bezier(0.2, 0.7, 0.2, 1),
    border-color 260ms cubic-bezier(0.2, 0.7, 0.2, 1),
    box-shadow 260ms cubic-bezier(0.2, 0.7, 0.2, 1);
}

.page-home .home-track__year:hover {
  transform: translateY(-2px);
  border-color: var(--color-primary);
  box-shadow: var(--shadow-2);
}

.page-home .home-track__tick {
  display: block;
  width: 34px;
  height: 4px;
  border-radius: var(--radius-pill);
  background: var(--color-primary);
  margin-bottom: var(--space-1);
}

.page-home .home-track__label {
  font-family: var(--font-heading);
  font-size: var(--text-3xl);
  font-weight: 700;
  letter-spacing: -0.01em;
  line-height: 1;
  color: var(--color-ink);
}

.page-home .home-track__count {
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  letter-spacing: 0.06em;
  color: var(--color-accent);
}

.page-home .home-track__mix {
  margin: var(--space-1) 0 0;
  font-size: var(--text-sm);
  line-height: 1.7;
  color: var(--color-ink-soft);
}

.page-home .home-track__note {
  max-width: var(--measure);
  margin: var(--space-4) 0 0;
  color: var(--color-ink-soft);
  font-size: var(--text-sm);
  line-height: var(--leading-body);
}

/* ---------- 精选条目 ---------- */

.page-home .home-picks {
  background: var(--color-surface-alt);
}

.page-home .home-picks__list {
  display: grid;
  gap: var(--space-3);
}

.page-home .home-pick {
  position: relative;
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-2);
  align-items: start;
  padding: var(--space-4) var(--space-3);
  border-radius: var(--radius-lg);
  border: var(--border-thin) solid var(--color-line);
  background: color-mix(in srgb, var(--color-surface) 92%, transparent);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  box-shadow: var(--shadow-1);
  transition: transform 260ms cubic-bezier(0.2, 0.7, 0.2, 1),
    box-shadow 260ms cubic-bezier(0.2, 0.7, 0.2, 1),
    border-color 260ms cubic-bezier(0.2, 0.7, 0.2, 1);
}

.page-home .home-pick:hover {
  transform: translateY(-2px);
  border-color: color-mix(in srgb, var(--color-accent) 40%, var(--color-line));
  box-shadow: var(--shadow-2);
}

.page-home .home-pick__no {
  display: grid;
  gap: 2px;
}

.page-home .home-pick__no-label {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.14em;
  color: var(--color-ink-muted);
}

.page-home .home-pick__no-value {
  font-family: var(--font-mono);
  font-size: var(--text-base);
  letter-spacing: 0.04em;
  color: var(--color-accent);
  background: var(--color-surface-deep);
  border-radius: 4px;
  padding: 4px var(--space-1);
  justify-self: start;
}

.page-home .home-pick__title {
  font-family: var(--font-heading);
  font-size: var(--text-xl);
  font-weight: 600;
  line-height: var(--leading-heading);
  margin: 0 0 var(--space-1);
  color: var(--color-ink);
}

.page-home .home-pick__text {
  margin: 0;
  color: var(--color-ink-soft);
  line-height: var(--leading-body);
  max-width: var(--measure);
}

.page-home .home-pick__meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-1) var(--space-2);
  margin: var(--space-2) 0 0;
}

.page-home .home-pick__src {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.05em;
  color: var(--color-ink-muted);
}

.page-home .home-pick__stamp {
  position: absolute;
  top: var(--space-3);
  right: var(--space-3);
}

.page-home .home-picks__link-wrap {
  margin: var(--space-6) 0 0;
}

/* ---------- 更新记录摘要 ---------- */

.page-home .home-updates__grid {
  align-items: start;
}

.page-home .home-updates__figure {
  margin: 0 0 var(--space-4);
}

.page-home .home-updates__note {
  margin: 0;
  font-size: var(--text-sm);
  line-height: var(--leading-body);
  color: var(--color-ink-soft);
}

.page-home .home-updates__list {
  list-style: none;
  margin: 0;
  padding: 0;
  border-radius: var(--radius-lg);
  border: var(--border-thin) solid var(--color-line);
  background: color-mix(in srgb, var(--color-surface) 88%, transparent);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  overflow: hidden;
}

.page-home .home-updates__row {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-1);
  padding: var(--space-3);
  border-bottom: 1px dashed var(--color-line);
  transition: background-color 220ms cubic-bezier(0.2, 0.7, 0.2, 1);
}

.page-home .home-updates__row:last-child {
  border-bottom: 0;
}

.page-home .home-updates__row:hover {
  background: color-mix(in srgb, var(--color-highlight) 50%, transparent);
}

.page-home .home-updates__year {
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  letter-spacing: 0.1em;
  color: var(--color-ink);
}

.page-home .home-updates__text {
  margin: 0;
  color: var(--color-ink-soft);
  line-height: var(--leading-body);
}

.page-home .home-updates__src {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.05em;
  color: var(--color-ink-muted);
}

.page-home .home-updates__link-wrap {
  margin: var(--space-4) 0 0;
}

/* ---------- 运营信任条 ---------- */

.page-home .home-trust__panel {
  padding: var(--space-6) var(--space-4);
}

.page-home .home-trust__grid {
  display: grid;
  gap: var(--space-4);
}

.page-home .home-trust__title {
  font-family: var(--font-heading);
  font-size: var(--text-3xl);
  font-weight: var(--weight-heading);
  line-height: var(--leading-heading);
  margin: var(--space-2) 0 var(--space-2);
  color: var(--color-contrast-ink);
}

.page-home .home-trust__text {
  margin: 0 0 var(--space-2);
  max-width: var(--measure);
  font-size: var(--text-base);
  line-height: var(--leading-body);
  color: color-mix(in srgb, var(--color-contrast-ink) 84%, transparent);
}

.page-home .home-trust__facts {
  display: grid;
  gap: var(--space-2);
}

.page-home .home-trust__fact {
  display: grid;
  gap: 2px;
  padding: var(--space-2) 0;
  border-top: 1px dashed var(--color-contrast-line);
}

.page-home .home-trust__fact-num {
  font-family: var(--font-heading);
  font-size: var(--text-2xl);
  font-weight: 700;
  line-height: 1;
  color: var(--color-contrast-accent);
}

.page-home .home-trust__fact-label {
  font-size: var(--text-sm);
  line-height: 1.6;
  color: color-mix(in srgb, var(--color-contrast-ink) 78%, transparent);
}

.page-home .home-trust__links {
  display: grid;
  gap: var(--space-1);
  align-content: start;
}

.page-home .home-trust__links .footer-link {
  color: color-mix(in srgb, var(--color-contrast-ink) 88%, transparent);
  border-bottom-color: color-mix(in srgb, var(--color-contrast-accent) 42%, transparent);
}

.page-home .home-trust__links .footer-link:hover,
.page-home .home-trust__links .footer-link:focus-visible {
  border-bottom-color: var(--color-contrast-accent);
  outline: none;
}

/* ---------- 响应式 ---------- */

@media (min-width: 640px) {
  .page-home .home-stats {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-home .home-pick {
    grid-template-columns: 180px 1fr;
    gap: var(--space-3) var(--space-4);
    padding: var(--space-4);
  }

  .page-home .home-pick__stamp {
    top: var(--space-4);
    right: var(--space-4);
  }

  .page-home .home-track__year {
    flex-basis: 260px;
  }
}

@media (min-width: 900px) {
  .page-home .home-head__title {
    font-size: var(--text-4xl);
  }

  .page-home .home-hero__lead {
    margin-top: var(--space-6);
  }

  .page-home .home-stats {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: var(--space-2);
  }

  .page-home .home-jump {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: var(--space-2);
  }

  .page-home .home-jump__item {
    flex-direction: column;
    gap: var(--space-1);
    padding: var(--space-2);
  }

  .page-home .home-jump__num {
    min-width: 0;
  }

  .page-home .home-trust__grid {
    grid-template-columns: 1.4fr 1fr auto;
    gap: var(--space-6);
    align-items: start;
  }

  .page-home .home-trust__fact:first-child {
    border-top: 0;
    padding-top: 0;
  }
}

@media (min-width: 1024px) {
  .page-home .home-track__rail {
    gap: var(--space-4);
    padding-bottom: var(--space-6);
  }

  .page-home .home-track__year {
    flex-basis: 232px;
  }

  .page-home .home-picks__list {
    gap: var(--space-4);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-home .home-jump__item,
  .page-home .home-line-card,
  .page-home .home-track__year,
  .page-home .home-pick,
  .page-home .home-updates__row {
    transition: none;
  }

  .page-home .home-jump__item:hover,
  .page-home .home-line-card:hover,
  .page-home .home-track__year:hover,
  .page-home .home-pick:hover {
    transform: none;
  }
}
</main>