.page-home {
  --home-rule: 1px solid var(--line);
  display: block;
  color: var(--white);
  background-color: var(--ink);
  background-image: linear-gradient(180deg, var(--ink) 0%, var(--deep) 46%, var(--ink) 100%);
  overflow-x: clip;
}

.page-home .num {
  font-family: var(--font-num);
  font-variant-numeric: tabular-nums lining-nums;
  font-weight: 900;
  letter-spacing: -0.04em;
}

.page-home h2 {
  font-family: var(--font-head);
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.25;
  margin: 0;
}

.page-home h3 {
  font-family: var(--font-head);
  font-weight: 600;
  margin: 0;
}

/* ---------- 首屏 ---------- */

.home-lead {
  padding: clamp(52px, 9vw, 108px) 0 clamp(44px, 6vw, 80px);
  border-bottom: var(--home-rule);
}

.home-lead__inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
}

.home-lead__context {
  margin: 0 0 clamp(20px, 3vw, 32px);
  font-family: var(--font-head);
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--muted);
}

.home-lead__title {
  max-width: 17em;
  margin: 0 auto clamp(16px, 2vw, 22px);
  font-family: var(--font-head);
  font-weight: 700;
  font-size: clamp(27px, 4.6vw, 46px);
  line-height: 1.28;
  letter-spacing: -0.02em;
  color: var(--white);
}

.home-lead__sub {
  max-width: 34em;
  margin: 0 auto;
  font-size: 15px;
  line-height: 1.75;
  color: var(--muted);
}

.lead-board {
  display: flex;
  flex-direction: column;
  align-items: center;
  margin-top: clamp(40px, 6vw, 72px);
}

.lead-board__cap {
  font-family: var(--font-head);
  font-size: 12px;
  letter-spacing: 0.22em;
  color: var(--grey);
}

.lead-board__num {
  display: block;
  padding: clamp(24px, 4vw, 48px) clamp(24px, 6vw, 64px);
  font-size: clamp(96px, 22vw, 176px);
  line-height: 0.84;
  color: var(--cyan);
  text-shadow: 0 0 72px rgba(35, 229, 208, 0.26);
}

.lead-board__meta {
  font-family: var(--font-head);
  font-size: 13px;
  letter-spacing: 0.06em;
  color: var(--mist);
}

.home-lead__hint {
  margin: clamp(28px, 4vw, 44px) 0 0;
  font-size: 14px;
  color: var(--muted);
}

.home-lead__hint a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(35, 229, 208, 0.4);
  padding-bottom: 2px;
  transition: border-color var(--dur-state) var(--ease);
}

.home-lead__hint a:hover {
  border-bottom-color: var(--cyan);
}

/* ---------- 通栏影像 ---------- */

.home-band {
  position: relative;
  margin: 0;
  border-bottom: var(--home-rule);
}

.home-band img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 1600 / 560;
  object-fit: cover;
  filter: saturate(0.85) contrast(1.06);
}

.home-band::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: linear-gradient(180deg, rgba(11, 21, 51, 0.72) 0%, rgba(11, 21, 51, 0.14) 46%, rgba(11, 21, 51, 0.88) 100%);
}

/* ---------- 数据规模 ---------- */

.home-scale {
  padding: clamp(64px, 9vw, 132px) 0 clamp(56px, 8vw, 108px);
}

.home-scale__title {
  margin-top: 14px;
  font-size: clamp(24px, 3.4vw, 34px);
}

.scale-list {
  list-style: none;
  margin: clamp(32px, 5vw, 60px) 0 0;
  padding: 0;
}

.scale-row {
  display: grid;
  grid-template-columns: minmax(0, auto) minmax(0, 1fr);
  gap: 16px 24px;
  align-items: baseline;
  padding: clamp(22px, 3.4vw, 40px) 0;
  border-top: var(--home-rule);
}

.scale-row:last-child {
  border-bottom: var(--home-rule);
}

.scale-row__num {
  font-size: clamp(58px, 13vw, 136px);
  line-height: 0.84;
  color: var(--white);
}

.scale-row--accent .scale-row__num {
  color: var(--cyan);
}

.scale-row__unit {
  display: block;
  font-family: var(--font-head);
  font-size: clamp(15px, 1.9vw, 21px);
  font-weight: 600;
  color: var(--white);
  margin-bottom: 8px;
}

.scale-row__note {
  margin: 0;
  max-width: 38em;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--muted);
}

.home-scale__foot {
  margin: clamp(24px, 3vw, 36px) 0 0;
  padding-left: 18px;
  border-left: 2px solid var(--amber);
  font-size: 14px;
  line-height: 1.7;
  color: var(--grey);
}

/* ---------- 内容库入口 ---------- */

.home-vaults {
  padding: clamp(56px, 8vw, 108px) 0;
  border-top: var(--home-rule);
}

.home-vaults__title {
  margin-top: 14px;
  font-size: clamp(24px, 3.4vw, 34px);
}

.vault-list {
  list-style: none;
  margin: clamp(32px, 5vw, 56px) 0 0;
  padding: 0;
}

.vault-item {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 10px;
  padding: clamp(22px, 3vw, 32px) 0;
  border-top: var(--home-rule);
  border-left: 2px solid transparent;
  padding-left: 0;
  transition: border-color var(--dur-state) var(--ease), padding-left var(--dur-state) var(--ease);
}

.vault-item:last-child {
  border-bottom: var(--home-rule);
}

.vault-item:hover,
.vault-item:focus-within {
  border-left-color: var(--cyan);
  padding-left: 16px;
}

.vault-item__idx {
  font-family: var(--font-num);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.12em;
  color: var(--amber);
}

.vault-item__name {
  font-size: clamp(19px, 2.4vw, 25px);
  color: var(--white);
  margin-bottom: 8px;
}

.vault-item__desc {
  margin: 0;
  max-width: 46em;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--muted);
}

.vault-item__link {
  justify-self: start;
  margin-top: 4px;
  font-family: var(--font-head);
  font-size: 13.5px;
  letter-spacing: 0.04em;
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(35, 229, 208, 0.35);
  padding-bottom: 2px;
  transition: border-color var(--dur-state) var(--ease), transform var(--dur-state) var(--ease);
}

.vault-item__link:hover {
  border-bottom-color: var(--cyan);
  transform: translateX(2px);
}

/* ---------- 平铺影像 ---------- */

.home-collage {
  margin: 0;
  padding: 0 clamp(18px, 4vw, 56px) clamp(56px, 8vw, 96px);
}

.home-collage img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 1400 / 700;
  object-fit: cover;
  border: var(--home-rule);
}

/* ---------- 时间轴 ---------- */

.home-timeline {
  padding: clamp(56px, 8vw, 108px) 0;
  border-top: var(--home-rule);
}

.timeline-head {
  display: grid;
  gap: 28px;
}

.home-timeline__title {
  margin-top: 14px;
  font-size: clamp(24px, 3.4vw, 34px);
}

.home-timeline__note {
  margin: 14px 0 0;
  max-width: 36em;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--muted);
}

.timeline-head__figure {
  margin: 0;
}

.timeline-head__figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 1200 / 800;
  object-fit: cover;
  border: var(--home-rule);
}

.home-rail {
  margin-top: clamp(36px, 5vw, 56px);
}

.home-rail .rail__scale {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(7, minmax(0, 1fr));
  border-bottom: 1px solid var(--line-strong);
}

.home-rail .rail__scale > li {
  position: relative;
  border-left: var(--home-rule);
  padding-bottom: 12px;
}

.home-rail .rail__scale > li:last-child {
  border-right: var(--home-rule);
}

.home-rail .rail__scale > li::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -5px;
  width: 1px;
  height: 9px;
  background: var(--line-strong);
}

.home-rail .rail__node {
  appearance: none;
  -webkit-appearance: none;
  display: block;
  width: 100%;
  border: 0;
  background: transparent;
  padding: 18px 2px 0;
  font-family: var(--font-num);
  font-size: 15px;
  font-weight: 700;
  font-variant-numeric: tabular-nums lining-nums;
  color: var(--grey);
  cursor: pointer;
  transition: color var(--dur-state) var(--ease), transform var(--dur-state) var(--ease);
}

.home-rail .rail__node:hover {
  color: var(--mist);
}

.home-rail .rail__node.is-active {
  color: var(--cyan);
  font-weight: 900;
  transform: translateY(-2px);
}

.home-timeline__focus {
  margin-top: clamp(28px, 4vw, 44px);
  padding-left: 20px;
  border-left: 2px solid var(--cyan);
  display: grid;
  gap: 14px;
  justify-items: start;
  max-width: 46em;
}

.home-timeline__focus p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.78;
  color: var(--muted);
}

/* ---------- 最近更新 ---------- */

.home-latest {
  padding: clamp(56px, 8vw, 108px) 0;
  border-top: var(--home-rule);
  scroll-margin-top: 96px;
}

.home-latest__grid {
  display: grid;
  gap: 32px;
}

.home-latest__figure {
  margin: 0;
}

.home-latest__figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 900 / 1200;
  object-fit: cover;
  border: var(--home-rule);
}

.home-latest__title {
  margin-top: 14px;
  font-size: clamp(24px, 3.4vw, 34px);
}

.home-latest__intro {
  margin: 14px 0 0;
  max-width: 38em;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--muted);
}

.update-list {
  list-style: none;
  margin: clamp(26px, 3.6vw, 40px) 0 0;
  padding: 0;
}

.update-item {
  display: grid;
  gap: 10px;
  padding: clamp(18px, 2.6vw, 26px) 0;
  border-top: var(--home-rule);
}

.update-item:last-child {
  border-bottom: var(--home-rule);
}

.update-item__head {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
}

.update-item__round {
  font-family: var(--font-head);
  font-size: 13px;
  letter-spacing: 0.06em;
  color: var(--grey);
}

.update-item__text {
  margin: 0;
  max-width: 46em;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--muted);
}

/* ---------- 复盘区 ---------- */

.home-voices {
  padding: clamp(56px, 8vw, 108px) 0;
  border-top: var(--home-rule);
}

.home-voices__title {
  margin-top: 14px;
  font-size: clamp(24px, 3.4vw, 34px);
}

.home-voices__intro {
  margin: 14px 0 0;
  max-width: 38em;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--muted);
}

.voice-tags {
  list-style: none;
  margin: clamp(26px, 3.6vw, 40px) 0 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.voice-tags li {
  border: 1px solid var(--line-strong);
  padding: 9px 16px;
  font-family: var(--font-head);
  font-size: 13.5px;
  letter-spacing: 0.03em;
  color: var(--mist);
  transition: border-color var(--dur-state) var(--ease), transform var(--dur-state) var(--ease), color var(--dur-state) var(--ease);
}

.voice-tags li:hover {
  border-color: var(--cyan);
  color: var(--white);
  transform: translateY(-2px);
}

.home-voices__actions {
  margin-top: clamp(28px, 4vw, 44px);
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}

/* ---------- 收尾 ---------- */

.home-cta {
  padding: clamp(52px, 7vw, 92px) 0 clamp(64px, 9vw, 112px);
  border-top: 1px solid var(--line-strong);
  background: linear-gradient(180deg, rgba(20, 34, 74, 0.6) 0%, rgba(6, 11, 24, 0.85) 100%);
}

.home-cta__inner {
  display: grid;
  gap: 28px;
}

.home-cta__title {
  font-size: clamp(24px, 3.4vw, 34px);
}

.home-cta__note {
  margin: 14px 0 0;
  max-width: 40em;
  font-size: 14.5px;
  line-height: 1.78;
  color: var(--muted);
}

.home-cta__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

/* ---------- 中屏 ---------- */

@media (min-width: 640px) {
  .vault-item {
    grid-template-columns: 56px minmax(0, 1fr);
    gap: 6px 20px;
    align-items: start;
  }

  .vault-item__idx {
    grid-row: 1 / span 2;
    padding-top: 6px;
  }

  .vault-item__link {
    grid-column: 2;
  }
}

/* ---------- 桌面端 ---------- */

@media (min-width: 900px) {
  .home-latest__grid {
    grid-template-columns: minmax(0, 300px) minmax(0, 1fr);
    gap: clamp(40px, 5vw, 72px);
    align-items: start;
  }

  .timeline-head {
    grid-template-columns: minmax(0, 1fr) minmax(0, 360px);
    align-items: end;
    gap: clamp(32px, 5vw, 64px);
  }

  .home-cta__inner {
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: end;
    gap: clamp(32px, 5vw, 64px);
  }

  .home-cta__actions {
    justify-content: flex-end;
  }

  .scale-row {
    grid-template-columns: minmax(0, 320px) minmax(0, 1fr);
    gap: 32px 48px;
    align-items: center;
  }
}

@media (min-width: 1100px) {
  .vault-item {
    grid-template-columns: 56px minmax(0, 1fr) auto;
    gap: 6px 24px;
  }

  .vault-item__link {
    grid-column: 3;
    grid-row: 1 / span 2;
    align-self: center;
    justify-self: end;
    margin-top: 0;
  }
}

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