.page-home {
  --home-rail: 44px;
  --home-line-gold: 1px solid rgba(168, 134, 60, .32);
  --home-line-soft: 1px solid rgba(198, 190, 177, .14);
  display: block;
  background: var(--ink-900);
  color: var(--paper);
}

@media (min-width: 900px) {
  .page-home {
    --home-rail: 76px;
  }
}

/* ---------- 首屏 ---------- */

.page-home .hero {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  background: var(--ink-900);
  border-bottom: var(--home-line-gold);
}

.page-home .hero__bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  max-width: none;
  object-fit: cover;
  opacity: .16;
  filter: saturate(.55) contrast(1.05);
  z-index: 0;
}

.page-home .hero__scale {
  position: absolute;
  top: 0;
  bottom: 0;
  left: 0;
  width: var(--home-rail);
  z-index: 1;
  border-right: 1px solid rgba(168, 134, 60, .42);
  background-image:
    repeating-linear-gradient(to bottom, rgba(198, 190, 177, .30) 0 1px, transparent 1px 10px),
    repeating-linear-gradient(to bottom, rgba(216, 176, 99, .55) 0 2px, transparent 2px 50px);
}

.page-home .hero__scale-mark {
  position: absolute;
  left: 0;
  right: 0;
  top: 34%;
  height: 2px;
  background: var(--jade);
  box-shadow: 0 0 14px rgba(44, 180, 154, .65);
}

.page-home .hero__scale-note {
  position: absolute;
  left: calc(50% - 8px);
  bottom: 22px;
  margin: 0;
  writing-mode: vertical-rl;
  transform: rotate(180deg);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .18em;
  color: var(--note-blue);
  white-space: nowrap;
}

.page-home .hero__inner {
  position: relative;
  z-index: 2;
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 88px 20px 72px calc(var(--home-rail) + 20px);
  display: grid;
  gap: 36px;
  align-content: end;
  min-height: min(86vh, 840px);
}

@media (min-width: 900px) {
  .page-home .hero__inner {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: 52px;
    align-items: end;
    padding: 110px 40px 96px calc(var(--home-rail) + 52px);
  }
}

.page-home .archive-mark {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 18px;
  font-size: 12px;
  letter-spacing: .12em;
  color: var(--note-blue);
}

.page-home .archive-mark__week {
  font-family: var(--font-mono);
  letter-spacing: .1em;
  color: var(--gold-400);
}

.page-home .archive-mark__type {
  padding-left: 10px;
  border-left: 1px solid rgba(168, 134, 60, .45);
  color: var(--note-blue);
}

.page-home .hero__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(36px, 9vw, 104px);
  line-height: .96;
  letter-spacing: -.015em;
  color: var(--paper-light);
}

.page-home .hero__title em {
  display: block;
  font-style: normal;
  color: var(--gold-400);
}

.page-home .hero__lede {
  margin: 22px 0 0;
  max-width: 46ch;
  font-size: 16px;
  line-height: 1.8;
  color: var(--warm-mid);
}

.page-home .hero__panel {
  padding: 24px 22px;
  background: rgba(22, 36, 76, .74);
  border: var(--home-line-gold);
  border-left: 2px solid var(--jade);
}

.page-home .hero__panel .kv {
  display: grid;
  margin: 0 0 22px;
}

.page-home .hero__panel .kv__item {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 14px;
  padding: 9px 0;
  border-bottom: 1px dashed rgba(198, 190, 177, .18);
}

.page-home .hero__panel .kv__label {
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--note-blue);
}

.page-home .hero__panel .kv__value {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 14px;
  letter-spacing: .06em;
  color: var(--gold-400);
  text-align: right;
}

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

/* ---------- 主体框架 ---------- */

.page-home .home-layout {
  row-gap: 48px;
  padding: 0 0 8px;
}

.page-home .home-side {
  order: 2;
}

@media (min-width: 900px) {
  .page-home .home-side {
    padding-left: 34px;
    order: 0;
  }
}

.page-home .section {
  padding: 76px 0 0;
}

.page-home .section:last-child {
  padding-bottom: 80px;
}

.page-home .section__head {
  margin-bottom: 34px;
}

.page-home .section__title {
  margin: 0 0 14px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(26px, 3.4vw, 36px);
  line-height: 1.2;
  letter-spacing: -.01em;
  color: var(--paper-light);
}

.page-home .section__lede {
  margin: 0;
  max-width: 60ch;
  font-size: 15px;
  line-height: 1.8;
  color: var(--warm-mid);
}

/* ---------- 章节索引 ---------- */

.page-home .home-toc {
  border-top: 2px solid var(--gold-700);
  padding-top: 18px;
}

@media (min-width: 900px) {
  .page-home .home-toc {
    position: sticky;
    top: calc(var(--header-h) + 24px);
  }
}

.page-home .toc__title {
  margin: 0 0 12px;
  font-size: 12px;
  letter-spacing: .16em;
  color: var(--note-blue);
}

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

.page-home .toc__item + .toc__item {
  border-top: 1px dashed rgba(198, 190, 177, .16);
}

.page-home .toc__link {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 11px 0;
  font-size: 14px;
  color: var(--warm-mid);
  text-decoration: none;
  transition: color var(--dur) var(--ease);
}

.page-home .toc__link:hover,
.page-home .toc__link:focus-visible {
  color: var(--gold-400);
}

.page-home .toc__tick {
  flex: none;
  width: 18px;
  height: 1px;
  background: currentColor;
  opacity: .6;
}

/* ---------- 三条记录线索 ---------- */

.page-home .figure {
  margin: 0 0 34px;
}

.page-home .figure__media {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
}

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

.page-home .lines__item {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
  padding: 24px 0;
  border-top: var(--home-line-soft);
}

.page-home .lines__item:last-child {
  border-bottom: var(--home-line-soft);
}

@media (min-width: 720px) {
  .page-home .lines__item {
    grid-template-columns: 58px minmax(0, 1fr) 190px 104px;
    align-items: center;
    gap: 26px;
  }
}

.page-home .lines__no {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 32px;
  line-height: 1;
  color: var(--gold-700);
}

.page-home .lines__name {
  margin: 0 0 6px;
  font-size: 20px;
  font-weight: 600;
  color: var(--paper-light);
}

.page-home .lines__desc {
  margin: 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--warm-mid);
}

.page-home .lines__meta {
  margin: 0;
  font-size: 12px;
}

.page-home .lines__row {
  display: flex;
  justify-content: space-between;
  gap: 10px;
  padding: 4px 0;
  border-bottom: 1px dashed rgba(198, 190, 177, .14);
}

.page-home .lines__row dt {
  color: var(--note-blue);
  letter-spacing: .08em;
}

.page-home .lines__row dd {
  margin: 0;
  color: var(--warm-mid);
}

.page-home .lines__num {
  font-family: var(--font-mono);
  letter-spacing: .08em;
  color: var(--gold-400);
}

.page-home .lines__go {
  font-size: 13px;
  letter-spacing: .06em;
  color: var(--jade);
  text-decoration: none;
  border-bottom: 1px solid rgba(44, 180, 154, .45);
  padding-bottom: 2px;
  justify-self: start;
}

.page-home .lines__go:hover,
.page-home .lines__go:focus-visible {
  color: var(--gold-400);
  border-bottom-color: rgba(216, 176, 99, .6);
}

/* ---------- 变动速览 ---------- */

.page-home .plate--paper {
  background: var(--paper);
  color: var(--ink-900);
  padding: 26px 22px;
}

.page-home .plate__head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 18px;
}

.page-home .plate__title {
  margin: 0;
  font-size: 16px;
  font-weight: 600;
  letter-spacing: .02em;
  color: var(--ink-800);
}

.page-home .plate--paper .tag--jade {
  color: #1E7C69;
  border-color: rgba(44, 180, 154, .6);
}

.page-home .plate--paper .tag--gold {
  color: #8A6C2C;
  border-color: rgba(168, 134, 60, .6);
}

.page-home .plate--paper .tag--rust {
  color: var(--rust);
  border-color: rgba(166, 64, 46, .6);
}

.page-home .ledger__scroll {
  overflow-x: auto;
}

.page-home .ledger__table {
  width: 100%;
  min-width: 620px;
  border-collapse: collapse;
  font-size: 14px;
}

.page-home .ledger__table th {
  padding: 10px 12px;
  text-align: left;
  font-size: 12px;
  font-weight: 500;
  letter-spacing: .08em;
  color: rgba(14, 23, 48, .55);
  border-bottom: 1px solid rgba(14, 23, 48, .2);
  white-space: nowrap;
}

.page-home .ledger__table td {
  padding: 12px;
  vertical-align: middle;
  color: var(--ink-900);
  border-bottom: 1px solid rgba(14, 23, 48, .08);
}

.page-home .ledger__table tbody tr:nth-child(even) {
  background: rgba(14, 23, 48, .035);
}

.page-home .ledger__table .num {
  font-family: var(--font-mono);
  letter-spacing: .08em;
  color: var(--ink-800);
}

.page-home .ledger__table tbody td:first-child {
  position: relative;
  padding-left: 20px;
}

.page-home .ledger__table tbody td:first-child::before {
  content: "";
  position: absolute;
  left: 6px;
  top: 10px;
  bottom: 10px;
  width: 3px;
  background: rgba(14, 23, 48, .18);
  transition: background var(--dur) var(--ease);
}

.page-home .ledger__table tbody tr:hover td:first-child::before {
  background: var(--jade);
}

.page-home .ledger__table tbody tr[data-diff="true"] {
  background: rgba(166, 64, 46, .07);
}

.page-home .ledger__table tbody tr[data-diff="true"] td:first-child::before {
  background: var(--rust);
}

.page-home .note {
  margin: 16px 0 0;
  font-size: 12px;
  line-height: 1.7;
  color: rgba(14, 23, 48, .55);
}

.page-home .changes__figure {
  max-width: 280px;
  margin: 32px 0 0 auto;
}

/* ---------- 变动时刻表入口 ---------- */

.page-home .timetable {
  row-gap: 18px;
}

.page-home .timetable__cell {
  border-top: 2px solid var(--gold-700);
  padding: 16px 0 0;
}

.page-home .timetable__label {
  display: block;
  margin-bottom: 8px;
  font-size: 12px;
  letter-spacing: .16em;
  color: var(--jade);
}

.page-home .timetable__cell p {
  margin: 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--paper);
}

.page-home .timetable__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 30px;
}

/* ---------- 版本与更新 ---------- */

.page-home .versions {
  list-style: none;
  margin: 0 0 30px;
  padding: 0 0 0 20px;
  border-left: 1px solid rgba(168, 134, 60, .34);
}

.page-home .versions__item {
  position: relative;
  display: grid;
  grid-template-columns: 76px minmax(0, 1fr);
  gap: 16px;
  align-items: baseline;
  padding: 13px 0;
}

.page-home .versions__item::before {
  content: "";
  position: absolute;
  left: -24px;
  top: 19px;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--ink-900);
  border: 1px solid var(--gold-700);
}

.page-home .versions__item--now::before {
  background: var(--jade);
  border-color: var(--jade);
}

.page-home .versions__year {
  font-family: var(--font-mono);
  font-size: 14px;
  letter-spacing: .08em;
  color: var(--gold-400);
}

.page-home .versions__name {
  font-size: 16px;
  color: var(--paper-light);
}

.page-home .prose {
  margin-bottom: 28px;
}

.page-home .prose p {
  margin: 0 0 14px;
  font-size: 15px;
  line-height: 1.85;
  color: var(--warm-mid);
}

.page-home .version__figure {
  margin-top: 6px;
}

/* ---------- 出口区 ---------- */

.page-home .exit {
  row-gap: 28px;
}

.page-home .exit__card {
  border-top: 2px solid var(--gold-700);
  padding-top: 20px;
}

.page-home .exit__name {
  margin: 0 0 10px;
  font-size: 20px;
  font-weight: 600;
  color: var(--paper-light);
}

.page-home .exit__desc {
  margin: 0 0 20px;
  font-size: 15px;
  line-height: 1.8;
  color: var(--warm-mid);
}

/* ---------- 窄屏收束 ---------- */

@media (max-width: 899px) {
  .page-home .hero__inner {
    min-height: auto;
    padding-top: 64px;
  }

  .page-home .hero__panel {
    padding: 20px 16px;
  }

  .page-home .plate--paper {
    padding: 20px 16px;
    margin-left: -8px;
    margin-right: -8px;
  }

  .page-home .section {
    padding-top: 60px;
  }

  .page-home .changes__figure {
    max-width: 100%;
    margin-left: 0;
  }
}