.page-home {
  --home-pad-y: clamp(44px, 6vw, 96px);
}

/* ---------- 首屏 ---------- */
.page-home .home-hero {
  padding-top: clamp(18px, 2.6vw, 30px);
  padding-bottom: clamp(30px, 4.5vw, 60px);
}

.page-home .breadcrumb {
  margin-bottom: 20px;
}

.page-home .hero-frame {
  padding: 0;
  overflow: hidden;
}

.page-home .hero-grid {
  display: grid;
  grid-template-columns: 1fr;
}

@media (min-width: 900px) {
  .page-home .hero-grid {
    grid-template-columns: minmax(0, 1.06fr) minmax(0, 0.94fr);
  }
}

.page-home .hero-copy {
  display: flex;
  flex-direction: column;
  gap: 16px;
  padding: clamp(26px, 3.6vw, 54px);
}

.page-home .hero-lede {
  max-width: 46ch;
  margin: 0;
}

.page-home .hero-metrics {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  margin: 6px 0 0;
  padding: 0;
  list-style: none;
  background: var(--line);
  border: 1px solid var(--line);
}

@media (min-width: 620px) {
  .page-home .hero-metrics {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

.page-home .hero-metrics li {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 14px 16px;
  background: var(--ink-2);
}

.page-home .metric-num {
  font-size: clamp(20px, 2.6vw, 28px);
  font-weight: 700;
  line-height: 1;
  letter-spacing: 0.02em;
  color: var(--gold);
}

.page-home .metric-label {
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--stone);
}

.page-home .hero-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 16px 22px;
  margin-top: 4px;
}

.page-home .hero-link {
  font-size: 14px;
}

.page-home .hero-visual {
  position: relative;
  margin: 0;
  min-height: 300px;
  background: linear-gradient(155deg, var(--ink-3) 0%, var(--ink) 72%);
  border-top: 1px solid var(--line);
}

@media (min-width: 900px) {
  .page-home .hero-visual {
    border-top: 0;
    border-left: 1px solid var(--line);
  }
}

.page-home .hero-visual img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.page-home .hero-visual::after {
  content: "";
  position: absolute;
  top: 16px;
  right: 16px;
  width: 36px;
  height: 36px;
  border-top: 2px solid var(--gold);
  border-right: 2px solid var(--gold);
  pointer-events: none;
}

/* ---------- 章节索引条 ---------- */
.page-home .home-spy {
  position: sticky;
  top: var(--frame-h);
  z-index: 15;
  background: rgba(10, 26, 42, 0.94);
  backdrop-filter: blur(6px);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.page-home .spy-inner {
  display: flex;
  align-items: center;
  gap: 6px;
  padding-top: 9px;
  padding-bottom: 9px;
  overflow-x: auto;
  scrollbar-width: none;
}

.page-home .spy-inner::-webkit-scrollbar {
  display: none;
}

.page-home .spy-label {
  flex: none;
  margin-right: 8px;
  font-size: 11px;
  letter-spacing: 0.2em;
  color: var(--stone);
}

.page-home .spy-inner a {
  flex: none;
  padding: 6px 12px;
  font-size: 13px;
  letter-spacing: 0.04em;
  color: var(--stone);
  text-decoration: none;
  border: 1px solid transparent;
  transition: color 0.2s var(--ease), border-color 0.2s var(--ease);
}

.page-home .spy-inner a:hover,
.page-home .spy-inner a:focus-visible,
.page-home .spy-inner a.is-active {
  color: var(--gold-hi);
  border-color: var(--line);
}

/* ---------- 业务四轴 ---------- */
.page-home .home-axis {
  padding-top: var(--home-pad-y);
  padding-bottom: clamp(36px, 5vw, 72px);
}

.page-home .axis-grid {
  align-items: start;
}

.page-home .axis-rail {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  padding-top: 8px;
}

.page-home .rail-index {
  font-size: 13px;
  letter-spacing: 0.18em;
  color: var(--gold);
}

.page-home .axis-vertical {
  font-size: 11px;
  letter-spacing: 0.24em;
  color: var(--stone);
}

@media (max-width: 767px) {
  .page-home .axis-rail {
    padding-bottom: 10px;
  }

  .page-home .axis-vertical {
    writing-mode: horizontal-tb;
  }
}

.page-home .axis-body .section-head {
  margin-bottom: 28px;
}

.page-home .axis-body .prose {
  max-width: 62ch;
}

.page-home .axis-track {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}

@media (min-width: 760px) {
  .page-home .axis-track {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 1140px) {
  .page-home .axis-track {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

.page-home .axis-card {
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: 26px 22px 24px;
  background: var(--ink-2);
  border-top: 2px solid transparent;
  transition: background 0.2s var(--ease), border-color 0.2s var(--ease);
}

.page-home .axis-card:hover,
.page-home .axis-card:focus-within {
  background: var(--ink-3);
  border-top-color: var(--gold);
}

.page-home .axis-tick {
  font-size: 12px;
  letter-spacing: 0.2em;
  color: var(--clay);
}

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

.page-home .axis-more {
  margin-top: auto;
  font-size: 13px;
}

.page-home .axis-banner {
  margin: 1px 0 0;
  border: 1px solid var(--line);
  border-top: 0;
  overflow: hidden;
}

.page-home .axis-banner img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 1400 / 380;
  object-fit: cover;
}

/* ---------- 三条产线 ---------- */
.page-home .home-lines {
  padding-top: clamp(30px, 4vw, 56px);
}

.page-home .lines-grid {
  align-items: center;
  row-gap: 36px;
}

.page-home .lines-visual {
  margin: 0;
}

.page-home .lines-visual img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 3 / 2;
  object-fit: cover;
  border: 1px solid var(--line);
}

.page-home .lines-visual figcaption {
  margin-top: 12px;
}

.page-home .lines-copy .lede {
  max-width: 52ch;
}

.page-home .line-list {
  display: grid;
  gap: 1px;
  margin: 26px 0 0;
  padding: 0;
  list-style: none;
  background: var(--line);
  border: 1px solid var(--line);
}

.page-home .line-list li {
  display: grid;
  grid-template-columns: 46px minmax(0, 1fr);
  gap: 16px;
  padding: 18px 20px;
  background: var(--ink-2);
  transition: background 0.2s var(--ease), box-shadow 0.2s var(--ease);
}

.page-home .line-list li:hover {
  background: var(--ink-3);
  box-shadow: inset 3px 0 0 var(--gold);
}

.page-home .line-code {
  font-size: 20px;
  font-weight: 700;
  line-height: 1.2;
  color: var(--gold);
}

.page-home .line-list p {
  margin: 6px 0 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--text);
}

/* ---------- 网点对应关系 ---------- */
.page-home .home-network {
  padding-top: 0;
  padding-bottom: 0;
}

.page-home .network-inner {
  padding-top: clamp(46px, 6vw, 92px);
  padding-bottom: clamp(46px, 6vw, 92px);
}

.page-home .network-grid {
  row-gap: 34px;
}

.page-home .network-copy .eyebrow,
.page-home .network-side .eyebrow {
  color: var(--clay);
}

.page-home .network-copy .display-2 {
  color: var(--ink);
}

.page-home .network-copy .prose {
  color: #2C3E50;
  max-width: 56ch;
}

.page-home .net-stats {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  background: rgba(10, 26, 42, 0.18);
  border: 1px solid rgba(10, 26, 42, 0.18);
}

@media (min-width: 560px) {
  .page-home .net-stats {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

.page-home .net-stat {
  padding: 18px 20px;
  background: var(--sand);
}

.page-home .net-num {
  display: block;
  font-size: clamp(24px, 3.4vw, 34px);
  font-weight: 700;
  line-height: 1;
  letter-spacing: 0.01em;
  color: var(--ink);
}

.page-home .net-k {
  display: block;
  margin-top: 8px;
  font-size: 13px;
  letter-spacing: 0.04em;
  color: #55697B;
}

.page-home .net-note {
  margin-top: 20px;
  color: #55697B;
}

.page-home .net-link {
  display: inline-block;
  margin-top: 16px;
  font-size: 14px;
  color: var(--ink);
}

/* ---------- 季度保养 ---------- */
.page-home .home-care {
  padding-top: var(--home-pad-y);
  padding-bottom: var(--home-pad-y);
}

.page-home .care-grid {
  row-gap: 36px;
}

.page-home .care-copy .lede {
  max-width: 52ch;
}

.page-home .care-list {
  display: grid;
  gap: 1px;
  margin: 26px 0 0;
  padding: 0;
  list-style: none;
  background: var(--line);
  border: 1px solid var(--line);
}

.page-home .care-list li {
  display: grid;
  grid-template-columns: 44px minmax(0, 1fr);
  gap: 16px;
  padding: 18px 20px;
  background: var(--ink-2);
}

.page-home .care-idx {
  font-size: 13px;
  letter-spacing: 0.16em;
  color: var(--copper);
  padding-top: 4px;
}

.page-home .care-list p {
  margin: 6px 0 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--text);
}

.page-home .quarter-block {
  margin-top: 30px;
}

.page-home .quarter-scale {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  border-top: 1px solid var(--line);
}

.page-home .quarter-scale span {
  position: relative;
  padding-top: 16px;
  font-size: 13px;
  letter-spacing: 0.12em;
  color: var(--stone);
}

.page-home .quarter-scale span::before {
  content: "";
  position: absolute;
  top: -1px;
  left: 0;
  width: 1px;
  height: 9px;
  background: var(--gold);
}

.page-home .quarter-scale span:first-child::after {
  content: "";
  position: absolute;
  top: -1px;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--gold), var(--gold-hi));
}

.page-home .quarter-note {
  margin: 14px 0 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--stone);
  max-width: 52ch;
}

.page-home .care-visual {
  margin: 0;
}

.page-home .care-visual img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 1 / 1;
  object-fit: cover;
  border: 1px solid var(--line);
}

.page-home .care-visual figcaption {
  margin-top: 12px;
}

/* ---------- 开始合作 ---------- */
.page-home .home-start {
  padding-top: clamp(36px, 5vw, 72px);
  padding-bottom: var(--home-pad-y);
}

.page-home .start-frame {
  padding: clamp(28px, 4vw, 56px);
}

.page-home .start-steps {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  margin: 26px 0 0;
  padding: 0;
  list-style: none;
  background: var(--line);
  border: 1px solid var(--line);
  counter-reset: step;
}

@media (min-width: 820px) {
  .page-home .start-steps {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

.page-home .start-steps li {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 24px 22px 26px;
  background: var(--ink);
  border-top: 2px solid transparent;
  transition: border-color 0.2s var(--ease), background 0.2s var(--ease);
}

.page-home .start-steps li:hover {
  background: var(--ink-2);
  border-top-color: var(--gold);
}

.page-home .step-no {
  font-size: 12px;
  letter-spacing: 0.18em;
  color: var(--gold);
}

.page-home .start-steps p {
  margin: 0;
  font-size: 15px;
  line-height: 1.78;
  color: var(--text);
}

.page-home .start-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 16px 24px;
  margin-top: 30px;
}

/* ---------- 窄屏兜底 ---------- */
@media (max-width: 480px) {
  .page-home .hero-copy {
    padding: 22px 18px 24px;
  }

  .page-home .start-frame {
    padding: 22px 18px;
  }

  .page-home .line-list li,
  .page-home .care-list li {
    grid-template-columns: 1fr;
    gap: 8px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-home .axis-card,
  .page-home .line-list li,
  .page-home .start-steps li,
  .page-home .spy-inner a {
    transition: none;
  }
}