.page-home {
  display: block;
  background: var(--color-surface);
  color: var(--color-ink);
  font-family: var(--font-body);
  font-size: var(--text-base);
  line-height: var(--leading-body);
}

.page-home a {
  color: var(--color-accent);
}

.page-home a:focus-visible {
  outline: var(--border-thin) solid var(--color-focus);
  outline-offset: 2px;
}

/* ---------- 首屏 ---------- */
.page-home .home-hero {
  position: relative;
  overflow: hidden;
  background: var(--color-contrast-surface);
  color: var(--color-contrast-ink);
  padding-block: calc(var(--space-8) + var(--space-2)) calc(var(--space-8) + var(--space-4));
}

.page-home .home-hero::before {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  width: 70%;
  height: 100%;
  background: color-mix(in srgb, var(--color-contrast-accent) 9%, transparent);
  clip-path: polygon(30% 0, 100% 0, 100% 100%, 0 100%);
  pointer-events: none;
}

.page-home .home-hero::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 64px;
  background: var(--color-surface);
  clip-path: polygon(0 100%, 100% 0, 100% 100%);
  pointer-events: none;
}

.page-home .home-hero__inner {
  position: relative;
  z-index: 1;
  display: grid;
  gap: var(--space-6);
  align-items: center;
}

.page-home .home-hero__ctx {
  display: inline-block;
  margin: 0 0 var(--space-3);
  padding: 6px var(--space-2);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.04em;
  background: var(--color-contrast-accent);
  color: var(--color-contrast-surface);
}

.page-home .home-hero__title {
  margin: 0;
  font-family: var(--font-heading);
  font-size: var(--text-display);
  font-weight: 800;
  line-height: 1.02;
  letter-spacing: var(--tracking-heading);
  color: var(--color-contrast-ink);
  text-wrap: balance;
}

.page-home .home-hero__title em {
  font-style: normal;
  color: var(--color-contrast-accent);
}

.page-home .home-hero__lead {
  max-width: var(--measure);
  margin: var(--space-3) 0 0;
  font-size: var(--text-base);
  line-height: var(--leading-body);
  color: var(--color-contrast-ink);
}

.page-home .home-hero__stats {
  list-style: none;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--space-2) var(--space-3);
  margin: var(--space-4) 0 0;
  padding: var(--space-3) 0 0;
  border-top: var(--border-thin) solid var(--color-contrast-line);
}

.page-home .home-hero__num {
  display: block;
  font-family: var(--font-mono);
  font-size: var(--text-lg);
  font-weight: 800;
  line-height: 1.1;
  color: var(--color-contrast-accent);
  font-variant-numeric: tabular-nums;
}

.page-home .home-hero__numlabel {
  display: block;
  margin-top: 4px;
  font-size: var(--text-xs);
  line-height: 1.45;
  color: var(--color-contrast-ink);
}

.page-home .home-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  margin-top: var(--space-4);
}

.page-home .home-hero__card {
  margin: 0;
  padding: var(--space-1);
  background: var(--color-contrast-surface);
  border: var(--border-thin) solid var(--color-contrast-accent);
}

.page-home .home-hero__card .media-frame__img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

/* ---------- 章节公共 ---------- */
.page-home .section-no {
  font-family: var(--font-mono);
  font-weight: 800;
  color: var(--color-primary);
}

.page-home .section-head {
  display: grid;
  gap: var(--space-2);
}

.page-home .section-title {
  margin: 0;
  font-family: var(--font-heading);
  font-size: var(--text-2xl);
  font-weight: var(--weight-heading);
  line-height: var(--leading-heading);
  letter-spacing: var(--tracking-heading);
  color: var(--color-ink);
}

.page-home .home-steps__lead,
.page-home .home-version__lead,
.page-home .home-service__lead {
  max-width: var(--measure);
  margin: var(--space-2) 0 0;
  color: var(--color-ink-soft);
}

/* ---------- 三步操作 ---------- */
.page-home .home-steps {
  background: var(--color-surface);
  padding-block-end: 0;
}

.page-home .home-steps__list {
  list-style: none;
  display: grid;
  gap: var(--space-3);
  margin: var(--space-6) 0 0;
  padding: 0;
}

.page-home .home-steps__item {
  position: relative;
  padding: var(--space-3);
  background: var(--color-surface);
  border: var(--border-thin) solid var(--color-line);
  border-top: var(--border-thick) solid var(--color-primary);
}

.page-home .home-steps__no {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 44px;
  height: 44px;
  margin-bottom: var(--space-2);
  font-family: var(--font-mono);
  font-size: var(--text-lg);
  font-weight: 800;
  background: var(--color-primary);
  color: var(--color-primary-ink);
}

.page-home .home-steps__name {
  margin: 0 0 var(--space-2);
  font-family: var(--font-heading);
  font-size: var(--text-lg);
  font-weight: var(--weight-heading);
  line-height: var(--leading-heading);
  color: var(--color-ink);
}

.page-home .home-steps__desc {
  margin: 0;
  font-size: var(--text-base);
  color: var(--color-ink-soft);
}

.page-home .home-steps__out {
  margin: var(--space-2) 0 0;
  padding: var(--space-1) var(--space-2);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  line-height: 1.5;
  background: var(--color-highlight);
  color: var(--color-ink);
  border-left: var(--border-thick) solid var(--color-primary);
}

.page-home .home-steps__figure {
  margin: var(--space-6) 0 0;
}

.page-home .home-steps__figure .media-frame__img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

.page-home .home-econ {
  margin: var(--space-6) 0 0;
}

.page-home .home-econ .econ-chart__caption {
  max-width: var(--measure);
  margin-top: var(--space-2);
  font-size: var(--text-sm);
  line-height: 1.6;
  color: var(--color-ink-soft);
}

/* ---------- 数据面板 ---------- */
.page-home .home-panel {
  background: var(--color-contrast-surface);
  color: var(--color-contrast-ink);
}

.page-home .home-panel .section-title,
.page-home .home-panel .home-panel__title {
  color: var(--color-contrast-ink);
}

.page-home .home-panel__no {
  color: var(--color-contrast-accent);
}

.page-home .home-panel__grid {
  display: grid;
  gap: var(--space-6);
}

.page-home .home-panel__lead {
  max-width: var(--measure);
  margin: var(--space-2) 0 0;
  color: var(--color-contrast-ink);
}

.page-home .home-panel__metrics {
  list-style: none;
  margin: var(--space-4) 0 0;
  padding: 0;
}

.page-home .home-panel__metric {
  display: grid;
  gap: 4px;
  padding: var(--space-2) 0;
  border-bottom: var(--border-thin) solid var(--color-contrast-line);
}

.page-home .home-panel__metric:first-child {
  border-top: var(--border-thin) solid var(--color-contrast-line);
}

.page-home .home-panel__metricnum {
  font-family: var(--font-mono);
  font-size: var(--text-lg);
  font-weight: 800;
  line-height: 1.15;
  color: var(--color-contrast-accent);
  font-variant-numeric: tabular-nums;
}

.page-home .home-panel__metrictext {
  font-size: var(--text-base);
  line-height: 1.5;
  color: var(--color-contrast-ink);
}

.page-home .home-panel__figure {
  margin: 0;
}

.page-home .home-panel__figure .media-frame__img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

/* ---------- 版本对照 ---------- */
.page-home .home-version {
  background: var(--color-surface-alt);
}

.page-home .home-version__layout {
  display: grid;
  gap: var(--space-6);
  margin-top: var(--space-6);
}

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

.page-home .home-version__row {
  display: grid;
  gap: var(--space-2);
  padding: var(--space-3) 0;
  border-bottom: var(--border-thin) solid var(--color-line);
}

.page-home .home-version__row:first-child {
  border-top: var(--border-thin) solid var(--color-line);
}

.page-home .home-version__rowtitle {
  margin: 0;
  font-family: var(--font-heading);
  font-size: var(--text-lg);
  font-weight: var(--weight-heading);
  line-height: var(--leading-heading);
  color: var(--color-ink);
}

.page-home .home-version__cell {
  margin: 0;
  padding: var(--space-2);
  font-size: var(--text-base);
  line-height: 1.5;
  border: var(--border-thin) solid var(--color-line);
  background: var(--color-surface);
  color: var(--color-ink-soft);
}

.page-home .home-version__cell--new {
  background: var(--color-primary-soft);
  border-color: var(--color-primary);
  color: var(--color-ink);
}

.page-home .home-version__tag {
  display: inline-block;
  margin-right: var(--space-1);
  padding: 2px var(--space-1);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  font-weight: 600;
  background: var(--color-ink-soft);
  color: var(--color-surface);
}

.page-home .home-version__cell--new .home-version__tag {
  background: var(--color-primary);
  color: var(--color-primary-ink);
}

.page-home .home-version__aside {
  display: grid;
  gap: var(--space-3);
  align-content: start;
}

.page-home .home-version__phone {
  margin: 0;
}

.page-home .home-version__phone .media-frame__img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

.page-home .home-version__note {
  padding: var(--space-3);
  background: var(--color-surface);
  border-left: var(--border-thick) solid var(--color-accent);
}

.page-home .home-version__noteNum {
  margin: 0;
  font-family: var(--font-mono);
  font-size: var(--text-2xl);
  font-weight: 800;
  line-height: 1.1;
  color: var(--color-accent);
}

.page-home .home-version__noteText {
  margin: var(--space-1) 0 var(--space-2);
  font-size: var(--text-base);
  color: var(--color-ink-soft);
}

.page-home .home-version__link {
  font-weight: 600;
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* ---------- 服务与联络 ---------- */
.page-home .home-service {
  background: var(--color-surface);
}

.page-home .home-service__grid {
  display: grid;
  gap: var(--space-3);
  margin-top: var(--space-6);
}

.page-home .home-service__block {
  padding: var(--space-3);
  background: var(--color-surface);
  border: var(--border-thin) solid var(--color-line);
}

.page-home .home-service__block--accent {
  background: var(--color-primary-soft);
  border-color: var(--color-primary);
}

.page-home .home-service__name {
  margin: 0 0 var(--space-2);
  font-family: var(--font-heading);
  font-size: var(--text-lg);
  font-weight: var(--weight-heading);
  line-height: var(--leading-heading);
  color: var(--color-ink);
}

.page-home .home-service__block p {
  margin: 0 0 var(--space-2);
  font-size: var(--text-base);
  color: var(--color-ink-soft);
  overflow-wrap: anywhere;
}

.page-home .home-service__block p:last-child {
  margin-bottom: 0;
}

.page-home .home-service__link {
  font-weight: 600;
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* ---------- 收尾 ---------- */
.page-home .home-outro {
  position: relative;
  background: var(--color-surface);
  padding-block-end: var(--section-y-lg);
}

.page-home .home-outro__shape {
  position: absolute;
  left: 0;
  right: 0;
  top: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--color-primary) 0%, var(--color-contrast-surface) 55%, var(--color-surface-alt) 100%);
}

.page-home .home-outro__inner {
  display: grid;
  gap: var(--space-4);
  padding-top: var(--space-6);
}

.page-home .home-outro__title {
  margin: 0;
  font-family: var(--font-heading);
  font-size: var(--text-xl);
  font-weight: var(--weight-heading);
  line-height: var(--leading-heading);
  color: var(--color-ink);
}

.page-home .home-outro__lead {
  max-width: var(--measure);
  margin: var(--space-2) 0 var(--space-3);
  color: var(--color-ink-soft);
}

.page-home .home-outro__meta {
  padding: var(--space-3);
  background: var(--color-surface-alt);
  border-left: var(--border-thick) solid var(--color-primary);
}

.page-home .home-outro__meta p {
  margin: 0;
  font-size: var(--text-base);
  color: var(--color-ink-soft);
}

.page-home .home-outro__metaLabel {
  margin-bottom: var(--space-1) !important;
  font-family: var(--font-heading);
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-ink) !important;
}

.page-home .home-outro__fine {
  margin-top: var(--space-2) !important;
  font-size: var(--text-sm) !important;
  color: var(--color-ink-muted) !important;
}

.page-home .home-outro__fine a {
  color: var(--color-accent);
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* ---------- 响应式 ---------- */
@media (min-width: 560px) {
  .page-home .home-hero__stats {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (min-width: 820px) {
  .page-home .section-title {
    font-size: var(--text-3xl);
  }

  .page-home .section-head {
    grid-template-columns: auto minmax(0, 1fr);
    gap: var(--space-3);
    align-items: start;
  }

  .page-home .home-steps__list {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: var(--space-4);
  }

  .page-home .home-steps__item:nth-child(2) {
    margin-top: var(--space-4);
  }

  .page-home .home-steps__item:nth-child(3) {
    margin-top: calc(var(--space-4) * 2);
  }

  .page-home .home-version__row {
    grid-template-columns: minmax(0, 0.85fr) minmax(0, 1fr) minmax(0, 1fr);
    gap: var(--space-4);
    align-items: start;
  }

  .page-home .home-version__layout {
    grid-template-columns: minmax(0, 1.55fr) minmax(0, 0.85fr);
    gap: var(--space-6);
  }

  .page-home .home-service__grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: var(--space-4);
  }
}

@media (min-width: 900px) {
  .page-home .home-hero {
    padding-block: calc(var(--section-y-lg) + var(--space-4)) calc(var(--section-y-lg) + var(--space-2));
  }

  .page-home .home-hero__inner {
    grid-template-columns: minmax(0, 1.2fr) minmax(0, 0.8fr);
    gap: var(--space-8);
  }

  .page-home .home-hero__card {
    transform: rotate(-1.5deg);
  }

  .page-home .home-panel__grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 0.75fr);
    gap: var(--space-8);
    align-items: start;
  }

  .page-home .home-outro__inner {
    grid-template-columns: minmax(0, 1.4fr) minmax(0, 0.9fr);
    gap: var(--space-6);
    align-items: start;
  }

  .page-home .home-outro__title {
    font-size: var(--text-2xl);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-home .home-hero__card {
    transform: none;
  }
}