.page-home,
.page-home *,
.page-home *::before,
.page-home *::after {
  box-sizing: border-box;
}

.page-home {
  --home-rail: 208px;
  --home-gap: 24px;
  display: block;
  background: var(--c-bg);
  color: var(--c-text);
  font-family: var(--font-sans);
  font-size: 15px;
  line-height: 1.55;
}

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

.page-home .label {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--c-dim);
}

/* ---------- 面包屑 ---------- */
.page-home .home-crumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  padding: 16px 0 0;
  font-size: 12px;
  color: var(--c-mute);
}

.page-home .home-crumb__sep {
  color: var(--c-line);
}

/* ---------- 首屏 ---------- */
.page-home .hero {
  padding: 28px 0 0;
}

.page-home .hero__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 32px;
  align-items: start;
}

.page-home .hero__rail {
  border-bottom: 1px solid var(--c-line);
  padding-bottom: 14px;
}

.page-home .hero__rail-title {
  margin: 0 0 10px;
}

.page-home .hero__rail-list {
  display: flex;
  gap: 6px;
  margin: 0;
  padding: 0 0 6px;
  list-style: none;
  overflow-x: auto;
}

.page-home .hero__rail-link {
  display: flex;
  flex: 0 0 auto;
  align-items: baseline;
  gap: 8px;
  padding: 7px 12px;
  border-left: 2px solid transparent;
  border-bottom: 1px solid transparent;
  color: var(--c-dim);
  text-decoration: none;
  font-size: 13px;
  transition: color var(--dur), border-color var(--dur), background var(--dur);
}

.page-home .hero__rail-link em {
  font-style: normal;
  font-size: 11px;
  color: var(--c-mute);
}

.page-home .hero__rail-link:hover,
.page-home .hero__rail-link:focus-visible {
  color: var(--c-text);
  border-left-color: var(--c-cyan);
  background: var(--c-panel);
}

.page-home .hero__rail-link.is-current {
  color: var(--c-text);
  border-left-color: var(--c-orange);
  background: var(--c-panel);
}

.page-home .hero__rail-link.is-current .mono {
  color: var(--c-orange);
}

.page-home .hero__main {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 36px;
}

.page-home .hero__eyebrow {
  margin: 0;
}

.page-home .hero__round {
  position: relative;
  margin: 4px 0 0;
  padding-left: 20px;
  font-family: var(--font-mono);
  font-size: clamp(64px, 17vw, 140px);
  font-weight: 600;
  line-height: 0.84;
  letter-spacing: -0.04em;
  color: var(--c-cyan);
}

.page-home .hero__round::before {
  content: "";
  position: absolute;
  left: 0;
  top: 8%;
  width: 5px;
  height: 84%;
  background: var(--c-orange);
}

.page-home .hero__title {
  margin: 18px 0 0;
  font-family: var(--font-cond);
  font-weight: 800;
  font-size: clamp(28px, 4.2vw, 52px);
  line-height: 1.14;
  letter-spacing: -0.02em;
  color: var(--c-text);
}

.page-home .hero__lede {
  max-width: 34em;
  margin: 18px 0 0;
  color: var(--c-dim);
  font-size: 15px;
}

.page-home .hero__stats {
  display: flex;
  flex-wrap: wrap;
  margin: 26px 0 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--c-line);
}

.page-home .hero__stats li {
  flex: 1 1 110px;
  padding: 14px 0;
  border-right: 1px solid var(--c-line);
}

.page-home .hero__stats li + li {
  padding-left: 16px;
}

.page-home .hero__stats li:last-child {
  border-right: 0;
}

.page-home .hero__stat-num {
  display: block;
  font-size: 24px;
  font-weight: 600;
  color: var(--c-text);
}

.page-home .hero__stat-lbl {
  display: block;
  margin-top: 4px;
  font-size: 12px;
  color: var(--c-mute);
}

.page-home .media-frame {
  position: relative;
  margin: 0;
  border: 1px solid var(--c-line);
  background: var(--c-panel);
  overflow: hidden;
}

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

.page-home .media-frame figcaption {
  padding: 10px 14px;
  border-top: 1px solid var(--c-line);
  color: var(--c-mute);
  font-size: 11px;
}

.page-home .hero__visual {
  border-left: 3px solid var(--c-cyan);
}

.page-home .hero__entries {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1px;
  background: var(--c-line);
  border: 1px solid var(--c-line);
}

.page-home .entry {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 24px 22px 28px;
  background: var(--c-panel);
  color: var(--c-text);
  text-decoration: none;
  transition: background var(--dur);
}

.page-home .entry::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 2px;
  background: var(--c-cyan);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--dur);
}

.page-home .entry:hover,
.page-home .entry:focus-visible {
  background: #101B29;
}

.page-home .entry:hover::after,
.page-home .entry:focus-visible::after {
  transform: scaleX(1);
}

.page-home .entry__idx {
  color: var(--c-orange);
}

.page-home .entry__title {
  margin: 0;
  font-family: var(--font-cond);
  font-size: 20px;
  font-weight: 800;
  letter-spacing: -0.01em;
}

.page-home .entry__desc {
  margin: 0;
  font-size: 14px;
  color: var(--c-dim);
}

.page-home .entry__go {
  margin-top: auto;
  padding-top: 8px;
  font-size: 13px;
  color: var(--c-cyan);
}

/* ---------- 章节标题 ---------- */
.page-home .section-head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 10px 24px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--c-line);
}

.page-home .section-head__title {
  margin: 0;
  font-family: var(--font-cond);
  font-size: clamp(23px, 3vw, 38px);
  font-weight: 800;
  letter-spacing: -0.02em;
  line-height: 1.15;
}

.page-home .section-head__note {
  margin: 0;
  font-size: 13px;
  color: var(--c-dim);
}

/* ---------- 轮次带 ---------- */
.page-home .band {
  margin-top: 72px;
  padding: 44px 0 52px;
  border-top: 1px solid var(--c-line);
  border-bottom: 1px solid var(--c-line);
  background:
    linear-gradient(180deg, rgba(12, 20, 32, 0.85), rgba(5, 9, 15, 0) 70%),
    var(--c-bg);
}

.page-home .band__wrap {
  position: relative;
  margin-top: 26px;
}

.page-home .band__rail {
  display: flex;
  gap: 14px;
  overflow-x: auto;
  padding: 4px 0 14px;
  scroll-snap-type: x mandatory;
}

.page-home .round-pill {
  position: relative;
  display: grid;
  flex: 0 0 auto;
  gap: 5px;
  width: 216px;
  padding: 18px 18px 20px;
  border: 1px solid var(--c-line);
  border-left: 3px solid var(--c-line);
  background: var(--c-panel);
  color: var(--c-text);
  text-decoration: none;
  scroll-snap-align: start;
  transition: border-color var(--dur), background var(--dur);
}

.page-home .round-pill:hover,
.page-home .round-pill:focus-visible {
  border-color: var(--c-cyan);
  border-left-color: var(--c-cyan);
}

.page-home .round-pill.is-current {
  border-left-color: var(--c-orange);
  background:
    linear-gradient(135deg, rgba(255, 140, 58, 0.12), rgba(255, 140, 58, 0) 62%),
    var(--c-panel);
}

.page-home .round-pill__no {
  font-size: 40px;
  font-weight: 600;
  line-height: 1;
  letter-spacing: -0.03em;
  color: var(--c-cyan);
}

.page-home .round-pill.is-current .round-pill__no {
  color: var(--c-orange);
}

.page-home .round-pill__score {
  font-size: 17px;
  font-weight: 600;
  color: var(--c-text);
}

.page-home .round-pill__meta {
  font-size: 12px;
  color: var(--c-mute);
}

.page-home .round-pill__flag {
  margin-top: 6px;
  color: var(--c-orange);
}

.page-home .band__nav {
  display: flex;
  gap: 8px;
  margin-top: 6px;
}

.page-home .rail-btn {
  width: 42px;
  height: 38px;
  border: 1px solid var(--c-line);
  background: var(--c-panel);
  color: var(--c-dim);
  font-family: var(--font-mono);
  font-size: 15px;
  cursor: pointer;
  transition: color var(--dur), border-color var(--dur), background var(--dur);
}

.page-home .rail-btn:hover,
.page-home .rail-btn:focus-visible {
  color: var(--c-bg);
  background: var(--c-cyan);
  border-color: var(--c-cyan);
}

.page-home .band__chart {
  margin-top: 34px;
}

/* ---------- 版本对比 ---------- */
.page-home .compare {
  margin-top: 80px;
}

.page-home .compare__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--home-gap);
  margin-top: 28px;
}

.page-home .compare__card {
  padding: 26px 22px 28px;
  border: 1px solid var(--c-line);
  background: var(--c-panel);
}

.page-home .compare__card--old {
  border-top: 3px solid var(--c-magenta);
}

.page-home .compare__card--new {
  border-top: 3px solid var(--c-cyan);
}

.page-home .compare__tag {
  margin: 0;
}

.page-home .compare__card--old .compare__tag {
  color: var(--c-magenta);
}

.page-home .compare__card--new .compare__tag {
  color: var(--c-cyan);
}

.page-home .compare__name {
  margin: 10px 0 16px;
  font-family: var(--font-cond);
  font-size: 21px;
  font-weight: 800;
}

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

.page-home .compare__list li {
  position: relative;
  padding-left: 20px;
  font-size: 14px;
  color: var(--c-dim);
}

.page-home .compare__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.7em;
  width: 10px;
  height: 1px;
  background: var(--c-line);
}

.page-home .compare__card--old .compare__list li::before {
  background: var(--c-magenta);
}

.page-home .compare__card--new .compare__list li::before {
  background: var(--c-cyan);
}

.page-home .compare__visual {
  margin-top: 32px;
  border-left: 3px solid var(--c-magenta);
}

.page-home .compare__more {
  margin: 24px 0 0;
}

.page-home .link-more {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding-bottom: 2px;
  border-bottom: 1px solid transparent;
  color: var(--c-cyan);
  text-decoration: none;
  font-size: 14px;
  transition: border-color var(--dur);
}

.page-home .link-more::after {
  content: "→";
  transition: transform var(--dur);
}

.page-home .link-more:hover,
.page-home .link-more:focus-visible {
  border-bottom-color: var(--c-cyan);
}

.page-home .link-more:hover::after {
  transform: translateX(3px);
}

/* ---------- 检索入口 ---------- */
.page-home .search {
  margin-top: 80px;
}

.page-home .search__wall {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1px;
  margin: 28px 0 0;
  padding: 0;
  list-style: none;
  background: var(--c-line);
  border: 1px solid var(--c-line);
}

.page-home .search-tag {
  display: grid;
  gap: 6px;
  height: 100%;
  padding: 22px 22px 24px;
  background: var(--c-bg);
  color: var(--c-text);
  text-decoration: none;
  transition: background var(--dur), box-shadow var(--dur);
}

.page-home .search-tag:hover,
.page-home .search-tag:focus-visible {
  background: var(--c-panel);
  box-shadow: inset 3px 0 0 var(--c-cyan);
}

.page-home .search-tag__val {
  font-size: 26px;
  font-weight: 600;
  letter-spacing: -0.02em;
  color: var(--c-cyan);
}

.page-home .search-tag__desc {
  font-size: 13px;
  color: var(--c-dim);
}

/* ---------- 查阅轨迹 ---------- */
.page-home .trail {
  margin-top: 80px;
}

.page-home .trail__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 32px;
  align-items: start;
}

.page-home .trail__intro p.label {
  margin: 0;
}

.page-home .trail__title {
  margin: 10px 0 14px;
  font-family: var(--font-cond);
  font-size: clamp(23px, 3vw, 36px);
  font-weight: 800;
  line-height: 1.18;
  letter-spacing: -0.02em;
}

.page-home .trail__text {
  margin: 0 0 18px;
  max-width: 34em;
  font-size: 14px;
  color: var(--c-dim);
}

.page-home .trail__list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 1px;
  background: var(--c-line);
  border: 1px solid var(--c-line);
}

.page-home .trail__item {
  display: grid;
  grid-template-columns: 48px minmax(0, 1fr);
  gap: 16px;
  padding: 20px 20px 20px 0;
  background: var(--c-panel);
}

.page-home .trail__no {
  align-self: start;
  padding-left: 16px;
  font-size: 13px;
  font-weight: 600;
  color: var(--c-cyan);
  border-right: 1px solid var(--c-line);
}

.page-home .trail__name {
  margin: 0;
  font-size: 15px;
  font-weight: 600;
  color: var(--c-text);
}

.page-home .trail__meta {
  margin: 6px 0 0;
  font-size: 12px;
  color: var(--c-mute);
}

/* ---------- 收束 ---------- */
.page-home .closing {
  margin-top: 80px;
  padding: 52px 0 72px;
  border-top: 1px solid var(--c-line);
  background:
    linear-gradient(180deg, rgba(41, 231, 220, 0.05), rgba(5, 9, 15, 0) 60%),
    var(--c-bg);
}

.page-home .closing__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 32px;
  align-items: start;
}

.page-home .closing__title {
  margin: 0;
  font-family: var(--font-cond);
  font-size: clamp(24px, 3.2vw, 40px);
  font-weight: 800;
  line-height: 1.16;
  letter-spacing: -0.02em;
}

.page-home .closing__para {
  max-width: 34em;
  margin: 16px 0 0;
  font-size: 14px;
  color: var(--c-dim);
}

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

.page-home .closing__visual {
  border-left: 3px solid var(--c-cyan);
}

/* ---------- 交互反馈 ---------- */
.page-home a:focus-visible,
.page-home button:focus-visible {
  outline: 2px solid var(--c-cyan);
  outline-offset: 2px;
}

/* ---------- 响应式 ---------- */
@media (min-width: 700px) {
  .page-home {
    font-size: 16px;
  }

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

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

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

  .page-home .compare__card--new {
    margin-top: 56px;
  }

  .page-home .trail__grid {
    grid-template-columns: minmax(0, 0.85fr) minmax(0, 1.15fr);
    gap: 48px;
  }

  .page-home .closing__grid {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
    gap: 48px;
  }
}

@media (min-width: 1024px) {
  .page-home .hero {
    padding-top: 36px;
  }

  .page-home .hero__grid {
    grid-template-columns: var(--home-rail) minmax(0, 1fr);
    gap: 48px;
  }

  .page-home .hero__rail {
    position: sticky;
    top: 24px;
    padding-bottom: 0;
    padding-right: 20px;
    border-bottom: 0;
    border-right: 1px solid var(--c-line);
  }

  .page-home .hero__rail-list {
    display: grid;
    gap: 2px;
    overflow: visible;
    padding-bottom: 0;
  }

  .page-home .hero__rail-link {
    justify-content: space-between;
    width: 100%;
  }

  .page-home .hero__main {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
    column-gap: 48px;
    row-gap: 46px;
    align-items: start;
  }

  .page-home .hero__lead {
    grid-column: 1;
    grid-row: 1;
  }

  .page-home .hero__visual {
    grid-column: 2;
    grid-row: 1;
  }

  .page-home .hero__entries {
    grid-column: 1 / -1;
    grid-row: 2;
  }

  .page-home .band {
    margin-top: 104px;
  }

  .page-home .compare {
    margin-top: 112px;
  }

  .page-home .search,
  .page-home .trail {
    margin-top: 112px;
  }

  .page-home .closing {
    margin-top: 112px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-home * {
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
  }
}