.page-home {
  --home-gap: clamp(20px, 3vw, 34px);
}

/* ---------- 通用章节头 ---------- */
.page-home .chapter {
  display: flex;
  align-items: baseline;
  gap: 14px;
  margin: 0 0 10px;
}

.page-home .chapter-no {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: .08em;
  color: var(--copper);
  border-bottom: 2px solid var(--copper);
  padding-bottom: 3px;
  flex: none;
}

.page-home .chapter-title {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(23px, 4.4vw, 32px);
  line-height: 1.15;
  letter-spacing: -.01em;
  color: var(--ink);
  margin: 0;
}

.page-home .lede {
  max-width: 62ch;
  color: var(--muted);
  font-size: 16px;
  line-height: 1.7;
  margin: 0 0 clamp(22px, 3vw, 34px);
}

/* ---------- 01 首屏 ---------- */
.page-home .home-hero {
  position: relative;
  overflow: hidden;
  background:
    radial-gradient(120% 96% at 92% -14%, rgba(200, 122, 46, .22), transparent 58%),
    linear-gradient(162deg, var(--indigo) 0%, var(--indigo-deep) 100%);
  color: var(--on-dark);
  padding: clamp(26px, 4.6vw, 44px) 0 clamp(40px, 6vw, 76px);
}

.page-home .home-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image: linear-gradient(to right, rgba(233, 238, 246, .055) 1px, transparent 1px);
  background-size: 68px 100%;
  pointer-events: none;
}

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

.page-home .hero-kicker {
  margin: 0 0 clamp(18px, 3vw, 30px);
  font-size: 12px;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--copper-soft);
}

.page-home .hero-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(28px, 4vw, 52px);
}

.page-home .hero-year {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(66px, 17vw, 128px);
  line-height: .86;
  letter-spacing: -.03em;
  color: transparent;
  -webkit-text-stroke: 1.5px var(--copper);
  margin: 0 0 6px;
}

@supports not (-webkit-text-stroke: 1px black) {
  .page-home .hero-year {
    color: var(--copper);
  }
}

.page-home .hero-title {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(28px, 6vw, 44px);
  line-height: 1.14;
  letter-spacing: -.015em;
  color: #fff;
  margin: 0 0 16px;
  max-width: 16ch;
}

.page-home .hero-lede-text {
  color: var(--on-dark);
  font-size: 16px;
  line-height: 1.72;
  margin: 0;
  max-width: 42ch;
}

.page-home .hero-briefs {
  list-style: none;
  margin: clamp(22px, 3.4vw, 32px) 0 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-home .brief {
  display: grid;
  gap: 3px 14px;
  border-left: 2px solid var(--copper);
  padding: 2px 0 2px 14px;
}

.page-home .brief-label {
  font-size: 11px;
  letter-spacing: .14em;
  color: var(--copper-soft);
}

.page-home .brief-text {
  font-size: 14.5px;
  line-height: 1.6;
  color: var(--on-dark);
}

.page-home .hero-visual {
  display: grid;
  gap: clamp(18px, 2.6vw, 26px);
  align-content: start;
}

/* 台账图形 */
.page-home .ledger {
  background: rgba(14, 26, 46, .72);
  border: 1px solid rgba(233, 238, 246, .16);
  border-radius: 5px;
  padding: 16px 16px 8px;
  box-shadow: var(--shadow-2);
}

.page-home .ledger-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding-bottom: 12px;
  border-bottom: 1px solid rgba(233, 238, 246, .16);
}

.page-home .ledger-head-label {
  font-size: 11px;
  letter-spacing: .06em;
  color: var(--on-dark-dim);
}

.page-home .ledger-pulse {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--copper);
  box-shadow: 0 0 0 4px rgba(200, 122, 46, .2);
  flex: none;
}

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

.page-home .ledger-row {
  display: grid;
  grid-template-columns: minmax(88px, 1fr) minmax(40px, 1.1fr) auto;
  align-items: center;
  gap: 12px;
  padding: 11px 0;
  border-bottom: 1px dashed rgba(233, 238, 246, .13);
}

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

.page-home .ledger-name {
  font-size: 13.5px;
  color: var(--on-dark);
}

.page-home .ledger-bar {
  display: block;
  height: 4px;
  border-radius: 2px;
  background: rgba(233, 238, 246, .13);
  overflow: hidden;
}

.page-home .ledger-bar .bar {
  display: block;
  height: 100%;
  border-radius: 2px;
  background: linear-gradient(90deg, var(--copper), var(--copper-soft));
}

.page-home .bar--100 { width: 100%; }
.page-home .bar--85 { width: 85%; }
.page-home .bar--55 { width: 55%; }
.page-home .bar--15 { width: 15%; }

.page-home .ledger-num {
  font-size: 16px;
  font-weight: 500;
  color: #fff;
  text-align: right;
  letter-spacing: .02em;
  min-width: 3.2em;
}

/* 图片 */
.page-home .figure {
  margin: 0;
  border: 1px solid var(--line);
  border-radius: 5px;
  background: var(--paper);
  overflow: hidden;
}

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

.page-home .figure-caption {
  padding: 9px 13px;
  font-size: 12.5px;
  line-height: 1.55;
  color: var(--muted);
  border-top: 1px solid var(--line);
  background: var(--white);
}

.page-home .home-hero .figure {
  border-color: rgba(233, 238, 246, .18);
  background: rgba(11, 18, 32, .5);
}

.page-home .home-hero .figure-caption {
  background: rgba(11, 18, 32, .6);
  border-top-color: rgba(233, 238, 246, .14);
  color: var(--on-dark-dim);
}

.page-home .figure--hero img {
  aspect-ratio: 16 / 10;
}

/* ---------- 02 服务规模 ---------- */
.page-home .home-scale {
  background: var(--paper);
  border-top: 1px solid var(--line);
}

.page-home .scale-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(22px, 3.4vw, 40px);
  align-items: start;
}

.page-home .figure--4x3 img {
  aspect-ratio: 3 / 2;
}

.page-home .scale-stats {
  margin: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 0;
  border-top: 1px solid var(--line);
}

.page-home .scale-item {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 14px;
  padding: 13px 2px;
  border-bottom: 1px solid var(--line);
}

.page-home .scale-label {
  font-size: 14px;
  color: var(--muted);
  flex: 1 1 auto;
}

.page-home .scale-value {
  margin: 0;
  display: flex;
  align-items: baseline;
  gap: 10px;
  flex: none;
  text-align: right;
}

.page-home .scale-num {
  font-family: var(--font-mono);
  font-size: clamp(19px, 3.4vw, 23px);
  font-weight: 500;
  color: var(--indigo);
  letter-spacing: .02em;
  font-variant-numeric: tabular-nums;
}

.page-home .scale-note {
  font-size: 12px;
  color: var(--muted);
  white-space: nowrap;
}

/* ---------- 03 两条主线 ---------- */
.page-home .home-paths {
  border-top: 1px solid var(--line);
}

.page-home .home-tabs {
  margin-bottom: clamp(26px, 4vw, 40px);
}

.page-home .segmented {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
  padding: 4px;
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: 5px;
}

.page-home .segmented [role="tab"] {
  flex: 1 1 130px;
  min-width: 110px;
  padding: 10px 14px;
  font-family: var(--font-body);
  font-size: 14px;
  font-weight: 500;
  color: var(--muted);
  background: transparent;
  border: 0;
  border-radius: 3px;
  cursor: pointer;
  transition: color .18s var(--ease), background-color .18s var(--ease);
}

.page-home .segmented [role="tab"]:hover {
  color: var(--ink);
}

.page-home .segmented [role="tab"][aria-selected="true"] {
  color: #fff;
  background: var(--indigo);
}

.page-home .segmented [role="tab"][aria-selected="true"]:hover {
  color: #fff;
}

.page-home .segmented [role="tab"]:focus-visible {
  outline: 2px solid var(--copper);
  outline-offset: 2px;
}

.page-home .home-tabs > [role="tabpanel"] {
  margin-top: 20px;
}

.page-home .home-tabs > [role="tabpanel"][hidden] {
  display: none;
}

.page-home .path-card {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(20px, 3vw, 40px);
  padding: clamp(22px, 3.4vw, 36px);
  background: var(--white);
  border: 1px solid var(--line);
  border-top: 2px solid var(--copper);
  border-radius: 5px;
  box-shadow: var(--shadow-1);
}

.page-home .path-title {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(20px, 3.4vw, 27px);
  line-height: 1.24;
  color: var(--ink);
  margin: 8px 0 12px;
}

.page-home .path-text {
  font-size: 15.5px;
  line-height: 1.72;
  color: var(--muted);
  margin: 0 0 20px;
  max-width: 48ch;
}

.page-home .path-points {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 12px;
  align-content: start;
}

.page-home .path-points li {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 12px;
  align-items: baseline;
  font-size: 14.5px;
  line-height: 1.6;
  color: var(--ink);
  padding-bottom: 12px;
  border-bottom: 1px solid var(--line);
}

.page-home .path-points li:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}

.page-home .path-no {
  font-size: 11px;
  letter-spacing: .08em;
  color: var(--teal);
  flex: none;
}

.page-home .home-paths-figure {
  margin-top: clamp(26px, 4vw, 40px);
}

.page-home .figure--wide img {
  aspect-ratio: 16 / 9;
}

/* ---------- 04 最近四期更新 ---------- */
.page-home .home-updates {
  background: var(--paper);
  border-top: 1px solid var(--line);
}

.page-home .updates-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(24px, 3.6vw, 40px);
  align-items: start;
}

.page-home .segmented--quarters [role="tab"] {
  flex: 1 1 96px;
  min-width: 88px;
  padding: 9px 8px;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: .02em;
}

.page-home .updates-body > [role="tabpanel"] {
  margin-top: 20px;
}

.page-home .updates-body > [role="tabpanel"][hidden] {
  display: none;
}

.page-home .updates-meta {
  margin: 0 0 14px;
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--copper);
}

.page-home .update-list {
  list-style: none;
  margin: 0 0 22px;
  padding: 0;
  display: grid;
  gap: 0;
  border-top: 1px solid var(--line);
}

.page-home .update-list li {
  padding: 14px 0;
  border-bottom: 1px solid var(--line);
  font-size: 15px;
  line-height: 1.7;
  color: var(--ink);
}

.page-home .update-list strong {
  color: var(--indigo);
  font-weight: 500;
}

.page-home .updates-more {
  display: inline-block;
  font-size: 14.5px;
  color: var(--teal);
  text-decoration: none;
  border-bottom: 1px solid rgba(14, 94, 111, .35);
  padding-bottom: 2px;
}

.page-home .updates-more:hover {
  border-bottom-color: var(--teal);
}

.page-home .updates-more:focus-visible {
  outline: 2px solid var(--copper);
  outline-offset: 3px;
}

.page-home .figure--1x1 img {
  aspect-ratio: 1 / 1;
}

/* ---------- 05 青岛本地服务 ---------- */
.page-home .home-local {
  background-color: var(--paper);
  background-image: repeating-linear-gradient(90deg, rgba(14, 94, 111, .07) 0 1px, transparent 1px 76px);
  border-top: 1px solid var(--line);
  border-left: 6px solid var(--teal);
}

.page-home .local-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(24px, 3.6vw, 44px);
  align-items: start;
}

.page-home .step-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0;
  border-top: 1px solid var(--line);
  counter-reset: none;
}

.page-home .step {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 16px;
  padding: 16px 0;
  border-bottom: 1px solid var(--line);
}

.page-home .step-no {
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--copper);
  padding-top: 3px;
}

.page-home .step-title {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: 17px;
  line-height: 1.3;
  color: var(--ink);
  margin: 0 0 5px;
}

.page-home .step-text {
  font-size: 14.5px;
  line-height: 1.68;
  color: var(--muted);
  margin: 0;
}

.page-home .local-panel {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 5px;
  padding: clamp(20px, 3vw, 28px);
  box-shadow: var(--shadow-1);
}

.page-home .local-panel-title {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: 18px;
  line-height: 1.3;
  color: var(--ink);
  margin: 0 0 16px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--line);
}

.page-home .local-facts {
  margin: 0 0 16px;
  display: grid;
  gap: 14px;
}

.page-home .local-fact dt {
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--muted);
  margin-bottom: 4px;
}

.page-home .local-fact dd {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.62;
  color: var(--ink);
  word-break: break-word;
}

.page-home .local-fact dd.mono {
  font-family: var(--font-mono);
  font-size: 14px;
  letter-spacing: .01em;
}

.page-home .local-note {
  font-size: 13px;
  line-height: 1.65;
  color: var(--muted);
  margin: 0 0 18px;
  padding-top: 14px;
  border-top: 1px solid var(--line);
}

/* ---------- 06 常见三问 ---------- */
.page-home .home-ask {
  border-top: 1px solid var(--line);
}

.page-home .ask-list {
  display: grid;
  gap: 10px;
  margin-bottom: clamp(24px, 3.6vw, 36px);
}

.page-home .qa {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 5px;
  box-shadow: var(--shadow-1);
}

.page-home .qa summary {
  list-style: none;
  cursor: pointer;
  padding: 17px 46px 17px 18px;
  position: relative;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: 16px;
  line-height: 1.4;
  color: var(--ink);
}

.page-home .qa summary::-webkit-details-marker {
  display: none;
}

.page-home .qa summary::after {
  content: "";
  position: absolute;
  right: 20px;
  top: 50%;
  width: 9px;
  height: 9px;
  margin-top: -6px;
  border-right: 2px solid var(--copper);
  border-bottom: 2px solid var(--copper);
  transform: rotate(45deg);
  transition: transform .2s var(--ease);
}

.page-home .qa[open] summary::after {
  transform: rotate(-135deg);
  margin-top: -2px;
}

.page-home .qa summary:focus-visible {
  outline: 2px solid var(--copper);
  outline-offset: -3px;
}

.page-home .qa-body {
  padding: 0 18px 18px;
  border-top: 1px solid var(--line);
}

.page-home .qa-body p {
  margin: 14px 0 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--muted);
  max-width: 70ch;
}

.page-home .ask-foot {
  display: grid;
  gap: 16px;
  padding: clamp(20px, 3vw, 28px);
  background: var(--paper);
  border: 1px solid var(--line);
  border-left: 2px solid var(--copper);
  border-radius: 5px;
}

.page-home .ask-foot-text {
  margin: 0;
  font-size: 15px;
  line-height: 1.7;
  color: var(--ink);
  max-width: 62ch;
}

.page-home .ask-foot .btn {
  justify-self: start;
}

/* ---------- 按钮基础（局部补足） ---------- */
.page-home .btn {
  display: inline-block;
  padding: 12px 22px;
  font-family: var(--font-body);
  font-size: 14.5px;
  font-weight: 500;
  line-height: 1.2;
  text-decoration: none;
  border-radius: 4px;
  border: 1px solid transparent;
  transition: background-color .18s var(--ease), color .18s var(--ease), border-color .18s var(--ease);
}

.page-home .btn--primary {
  background: var(--copper);
  color: #fff;
  border-color: var(--copper);
}

.page-home .btn--primary:hover {
  background: #b96c22;
  border-color: #b96c22;
}

.page-home .btn--ghost {
  background: transparent;
  color: var(--indigo);
  border-color: var(--line);
}

.page-home .btn--ghost:hover {
  border-color: var(--copper);
  color: var(--copper);
}

.page-home .btn--block {
  display: block;
  width: 100%;
  text-align: center;
}

.page-home .btn:focus-visible {
  outline: 2px solid var(--copper);
  outline-offset: 3px;
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-home .scale-stats {
    grid-template-columns: 1fr 1fr;
  }

  .page-home .scale-item {
    padding: 14px 16px 14px 0;
    flex-direction: column;
    align-items: flex-start;
    gap: 6px;
  }

  .page-home .scale-item:nth-child(2n) {
    padding-left: 18px;
    border-left: 1px solid var(--line);
  }

  .page-home .scale-value {
    text-align: left;
  }
}

@media (min-width: 900px) {
  .page-home .hero-grid {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    align-items: start;
    gap: clamp(36px, 4.6vw, 64px);
  }

  .page-home .hero-title {
    max-width: 15ch;
  }

  .page-home .scale-grid {
    grid-template-columns: minmax(0, 5fr) minmax(0, 8fr);
    gap: clamp(30px, 4vw, 56px);
  }

  .page-home .path-card {
    grid-template-columns: minmax(0, 5fr) minmax(0, 4fr);
  }

  .page-home .updates-grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 4fr);
    gap: clamp(30px, 4vw, 52px);
  }

  .page-home .local-grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 4fr);
  }

  .page-home .ask-foot {
    grid-template-columns: 1fr auto;
    align-items: center;
  }

  .page-home .ask-foot .btn {
    justify-self: end;
  }
}

@media (min-width: 1180px) {
  .page-home .scale-stats {
    grid-template-columns: 1fr 1fr 1fr;
  }

  .page-home .scale-item:nth-child(2n) {
    padding-left: 0;
    border-left: 0;
  }

  .page-home .scale-item:nth-child(3n + 2),
  .page-home .scale-item:nth-child(3n + 3) {
    padding-left: 20px;
    border-left: 1px solid var(--line);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-home .segmented [role="tab"],
  .page-home .qa summary::after,
  .page-home .btn {
    transition: none;
  }
}