.page-home {
  --home-gap: clamp(28px, 4vw, 72px);
  --home-radius: 28px;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-body);
  overflow-x: hidden;
}

.page-home .home-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 32px;
  max-width: var(--shell-max);
  margin: 0 auto;
  padding: clamp(20px, 4vw, 48px) var(--shell-pad) clamp(64px, 8vw, 120px);
}

/* ---------- 左侧 sticky 叙事栏 ---------- */
.page-home .home-rail {
  display: grid;
  gap: 20px;
  align-content: start;
  padding-bottom: 22px;
  border-bottom: 1px solid var(--line);
}

.page-home .rail-mark {
  display: flex;
  align-items: baseline;
  gap: 10px;
  flex-wrap: wrap;
}

.page-home .rail-mark__year {
  font-family: var(--font-index);
  font-size: clamp(2.8rem, 11vw, 3.8rem);
  line-height: 0.9;
  letter-spacing: -0.02em;
  color: var(--gold);
}

.page-home .rail-mark__cap {
  font-family: var(--font-index);
  font-size: 0.8125rem;
  letter-spacing: 0.08em;
  color: var(--ink-soft);
}

.page-home .rail-note {
  margin: 0;
  font-size: 0.9375rem;
  line-height: 1.7;
  color: var(--ink-soft);
  max-width: 32ch;
}

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

.page-home .rail-index__link {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 7px 0;
  font-size: 0.9375rem;
  color: var(--ink);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color 180ms var(--ease), border-color 180ms var(--ease);
}

.page-home .rail-index__link:hover,
.page-home .rail-index__link:focus-visible {
  color: var(--gold);
  border-bottom-color: var(--gold);
}

.page-home .rail-index__no {
  font-family: var(--font-index);
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  color: var(--mist);
}

.page-home .rail-cities {
  display: grid;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-home .rail-city {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-index);
  font-size: 0.8125rem;
  letter-spacing: 0.06em;
  color: var(--ink-soft);
}

.page-home .rail-city__dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  flex: none;
}

.page-home .rail-city--gold .rail-city__dot { background: var(--gold); }
.page-home .rail-city--cinnabar .rail-city__dot { background: var(--cinnabar); }
.page-home .rail-city--celadon .rail-city__dot { background: var(--celadon); }

/* ---------- 右侧连续画布 ---------- */
.page-home .home-canvas {
  min-width: 0;
  display: grid;
  gap: clamp(56px, 8vw, 112px);
}

.page-home .crumbs {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  font-family: var(--font-index);
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  color: var(--mist);
}

.page-home .crumbs__sep {
  color: var(--line-2);
}

/* ---------- 首屏 ---------- */
.page-home .hero {
  display: grid;
  gap: 0;
}

.page-home .hero__title {
  margin: 16px 0 20px;
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: clamp(2.2rem, 6.6vw, 4.4rem);
  line-height: 1.12;
  letter-spacing: -0.01em;
  max-width: 18ch;
}

.page-home .hero__lede {
  margin: 0;
  font-size: 1.0625rem;
  line-height: 1.75;
  color: var(--ink-soft);
  max-width: 36ch;
}

.page-home .hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
}

.page-home .hero__media {
  margin: clamp(36px, 5vw, 56px) 0 0;
}

.page-home .biz-media,
.page-home .timeline-media,
.page-home .flow-media {
  margin: 0;
}

.page-home .timeline-media,
.page-home .flow-media {
  margin-top: clamp(32px, 5vw, 56px);
}

/* ---------- 章节头 ---------- */
.page-home .section__title {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: clamp(1.5rem, 3.4vw, 2.1rem);
  line-height: 1.25;
  margin: 12px 0 14px;
}

.page-home .section__lede {
  margin: 0;
  font-size: 1rem;
  line-height: 1.75;
  color: var(--ink-soft);
  max-width: 44ch;
}

/* ---------- 四类业务索引 ---------- */
.page-home .biz-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(30px, 4vw, 56px);
  margin-top: clamp(28px, 4vw, 48px);
}

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

.page-home .biz-item {
  display: grid;
  grid-template-columns: 2.6rem minmax(0, 1fr);
  gap: 10px;
  padding: 22px 0 20px;
  border-top: 1px solid var(--line);
}

.page-home .biz-item__no {
  font-family: var(--font-index);
  font-size: 0.8125rem;
  letter-spacing: 0.08em;
  color: var(--gold);
  padding-top: 5px;
}

.page-home .biz-item__title {
  margin: 0 0 8px;
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 1.1875rem;
  line-height: 1.4;
}

.page-home .biz-item__text {
  margin: 0 0 10px;
  font-size: 0.9375rem;
  line-height: 1.75;
  color: var(--ink-soft);
  max-width: 46ch;
}

.page-home .biz-item__link {
  font-family: var(--font-index);
  font-size: 0.8125rem;
  letter-spacing: 0.06em;
  color: var(--gold);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color 180ms var(--ease);
}

.page-home .biz-item__link:hover,
.page-home .biz-item__link:focus-visible {
  border-bottom-color: var(--gold);
}

/* ---------- 时间轴 ---------- */
.page-home .timeline {
  position: relative;
  margin: clamp(30px, 4vw, 52px) 0 0;
  padding: 0 0 0 28px;
  list-style: none;
  display: grid;
  gap: clamp(26px, 3.6vw, 44px);
}

.page-home .timeline::before {
  content: "";
  position: absolute;
  left: 5px;
  top: 8px;
  bottom: 8px;
  width: 2px;
  border-radius: 2px;
  background: linear-gradient(to bottom, var(--gold-hi), var(--gold) 38%, var(--ink-soft));
}

.page-home .tl-item {
  position: relative;
  display: grid;
  gap: 6px;
}

.page-home .tl-item::before {
  content: "";
  position: absolute;
  left: -28px;
  top: 6px;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--paper);
  border: 2px solid var(--gold);
}

.page-home .tl-item:focus-within::before,
.page-home .tl-item:hover::before {
  background: var(--gold-hi);
}

.page-home .tl-year {
  font-family: var(--font-index);
  font-size: 0.8125rem;
  letter-spacing: 0.08em;
  color: var(--gold);
}

.page-home .tl-title {
  margin: 0 0 6px;
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 1.125rem;
  line-height: 1.45;
}

.page-home .tl-text {
  margin: 0;
  font-size: 0.9375rem;
  line-height: 1.75;
  color: var(--ink-soft);
  max-width: 54ch;
}

/* ---------- 城市分段切换 ---------- */
.page-home .city-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: clamp(28px, 4vw, 44px) 0 24px;
}

.page-home .city-tabs .tab {
  font-family: var(--font-index);
  font-size: 0.8125rem;
  letter-spacing: 0.08em;
  padding: 10px 22px;
  border-radius: var(--radius-pill);
  border: 1px solid var(--line-2);
  background: transparent;
  color: var(--ink-soft);
  cursor: pointer;
  transition: background-color 180ms var(--ease), color 180ms var(--ease), border-color 180ms var(--ease);
}

.page-home .city-tabs .tab:focus-visible {
  outline: 2px solid var(--gold-hi);
  outline-offset: 3px;
}

.page-home .city-tabs .tab--sh[aria-selected="true"] {
  background: var(--gold);
  border-color: var(--gold);
  color: var(--ink);
}

.page-home .city-tabs .tab--gz[aria-selected="true"] {
  background: var(--cinnabar);
  border-color: var(--cinnabar);
  color: var(--paper);
}

.page-home .city-tabs .tab--sz[aria-selected="true"] {
  background: var(--celadon);
  border-color: var(--celadon);
  color: var(--paper);
}

.page-home .tabpanel[hidden] {
  display: none;
}

.page-home .city-panel {
  display: grid;
  gap: 16px;
  border-left: 4px solid var(--gold);
}

.page-home .city-panel:nth-child(n) {
  border-radius: var(--radius-lg);
}

.page-home #city-panel-gz { border-left-color: var(--cinnabar); }
.page-home #city-panel-sz { border-left-color: var(--celadon); }

.page-home .city-panel__title {
  margin: 0;
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 1.3125rem;
  line-height: 1.4;
}

.page-home .city-panel__text {
  margin: 0;
  font-size: 1rem;
  line-height: 1.75;
  color: var(--ink-soft);
  max-width: 52ch;
}

.page-home .city-panel__list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 9px;
}

.page-home .city-panel__list li {
  position: relative;
  padding-left: 20px;
  font-size: 0.9375rem;
  line-height: 1.7;
  color: var(--ink);
}

.page-home .city-panel__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.65em;
  width: 8px;
  height: 2px;
  background: var(--gold);
}

.page-home .city-panel__link {
  font-family: var(--font-index);
  font-size: 0.8125rem;
  letter-spacing: 0.06em;
  color: var(--ink);
  text-decoration: none;
  border-bottom: 1px solid var(--line-2);
  padding-bottom: 3px;
  align-self: start;
}

.page-home .city-panel__link:hover,
.page-home .city-panel__link:focus-visible {
  border-bottom-color: var(--gold);
  color: var(--gold);
}

/* ---------- 服务流程 ---------- */
.page-home .flow-list {
  margin: clamp(30px, 4vw, 48px) 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 20px;
}

.page-home .flow-step {
  display: grid;
  gap: 6px;
  padding-top: 16px;
  border-top: 2px solid var(--line);
}

.page-home .flow-step:first-child {
  border-top-color: var(--gold);
}

.page-home .flow-step__no {
  font-family: var(--font-index);
  font-size: 0.8125rem;
  letter-spacing: 0.08em;
  color: var(--gold);
}

.page-home .flow-step__title {
  margin: 0;
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 1.0625rem;
  line-height: 1.4;
}

.page-home .flow-step__text {
  margin: 0;
  font-size: 0.9375rem;
  line-height: 1.7;
  color: var(--ink-soft);
}

/* ---------- 收束区 ---------- */
.page-home .closing-card {
  position: relative;
  overflow: hidden;
  background: var(--indigo);
  color: var(--paper);
  border-radius: var(--radius-lg);
  padding: clamp(28px, 5vw, 56px);
}

.page-home .closing-card::after {
  content: "";
  position: absolute;
  right: -80px;
  top: -80px;
  width: 240px;
  height: 240px;
  border-radius: 50%;
  background: radial-gradient(circle at 30% 30%, rgba(230, 201, 122, 0.32), rgba(230, 201, 122, 0));
  pointer-events: none;
}

.page-home .closing-card__tag {
  margin: 0;
  font-family: var(--font-index);
  font-size: 0.8125rem;
  letter-spacing: 0.08em;
  color: var(--gold-hi);
}

.page-home .closing-card__title {
  margin: 14px 0 16px;
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: clamp(1.5rem, 3.2vw, 2.1rem);
  line-height: 1.3;
  color: var(--paper);
}

.page-home .closing-card__text {
  margin: 0;
  font-size: 1rem;
  line-height: 1.75;
  color: rgba(245, 237, 223, 0.82);
  max-width: 48ch;
}

.page-home .closing-card__contacts {
  display: grid;
  gap: 18px;
  margin: 30px 0 26px;
}

.page-home .closing-contact {
  display: grid;
  gap: 6px;
}

.page-home .closing-contact__label {
  font-family: var(--font-index);
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  color: var(--gold-hi);
}

.page-home .closing-contact__value {
  font-family: var(--font-index);
  font-size: clamp(1.0625rem, 2.6vw, 1.5rem);
  letter-spacing: 0.02em;
  color: var(--paper);
  text-decoration: none;
  word-break: break-word;
  border-bottom: 1px solid var(--line-paper);
  padding-bottom: 4px;
  justify-self: start;
}

.page-home .closing-contact__value:hover,
.page-home .closing-contact__value:focus-visible {
  color: var(--gold-hi);
  border-bottom-color: var(--gold-hi);
}

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

.page-home .closing-card__ghost {
  color: var(--paper);
  border-color: var(--line-paper);
}

.page-home .closing-card__ghost:hover,
.page-home .closing-card__ghost:focus-visible {
  color: var(--gold-hi);
  border-color: var(--gold-hi);
}

.page-home .closing-card__hours {
  margin: 22px 0 0;
  font-size: 0.875rem;
  line-height: 1.7;
  color: rgba(245, 237, 223, 0.62);
  max-width: 48ch;
}

/* ---------- 桌面分屏 ---------- */
@media (min-width: 1040px) {
  .page-home .home-layout {
    grid-template-columns: minmax(240px, 30%) minmax(0, 1fr);
    column-gap: var(--home-gap);
    align-items: start;
  }

  .page-home .home-rail {
    position: sticky;
    top: 128px;
    padding-right: 26px;
    padding-bottom: 0;
    border-bottom: 0;
    border-right: 1px solid var(--line);
    max-height: calc(100vh - 160px);
  }

  .page-home .rail-mark__year {
    font-size: clamp(3.2rem, 5.2vw, 4.4rem);
  }
}

@media (min-width: 900px) {
  .page-home .biz-grid {
    grid-template-columns: minmax(0, 1.12fr) minmax(0, 0.88fr);
    gap: clamp(32px, 4vw, 64px);
    align-items: start;
  }

  .page-home .tl-item {
    grid-template-columns: minmax(96px, 132px) minmax(0, 1fr);
    gap: 20px;
    align-items: start;
  }

  .page-home .tl-year {
    padding-top: 3px;
  }
}

@media (min-width: 860px) {
  .page-home .flow-list {
    grid-template-columns: repeat(5, minmax(0, 1fr));
    gap: clamp(16px, 2vw, 26px);
  }
}

@media (min-width: 720px) {
  .page-home .closing-card__contacts {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 26px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-home .rail-index__link,
  .page-home .biz-item__link,
  .page-home .city-tabs .tab {
    transition: none;
  }
}