/* 关于我们 · Editorial Gold 对齐（宽度/ Hero / 面包屑 / 按钮，参照 AIGEO + docs/design.md） */

body.about-page.hub-page .page-wrap.article-page {
  --max-w: var(--layout-article-hub-inner, min(1220px, 100vw));
  --section-px: var(--layout-gutter, max(1rem, min(3.2vw, 2.75rem)));
  --hub-crumb-bg: var(--jc-cream, #faf6ee);
  --jc-cream: #faf6ee;
  --jc-cream-deep: #f4ecdd;
  --jc-ink: #2a2521;
  --jc-ink-soft: #756c62;
  --jc-gold: #b3893c;
  --jc-gold-deep: #96742c;
  --jc-gold-soft: rgba(179, 137, 60, 0.09);
  --jc-border: rgba(42, 37, 33, 0.08);
  --jc-card-bg: #ffffff;
  --jc-radius: 16px;
  --jc-content-max: var(--layout-article-hub-inner, min(1220px, 100vw));
  --jc-gutter: var(--layout-gutter, max(1rem, min(3.2vw, 2.75rem)));
  --jc-grid-col-max: 320px;
}

/* ── Hero（与 AIGEO 同宽、同 accent、同 CTA 条） ── */
.about-page .about-hero__inner {
  max-width: var(--layout-article-hub-inner, min(1220px, 100vw));
  padding-left: var(--layout-gutter);
  padding-right: var(--layout-gutter);
}

.about-page .about-hero__badge,
.about-page .about-hero__title,
.about-page .about-hero__subtitle,
.about-page .about-hero__actions,
.about-page .about-hero__cta,
.about-page .about-hero__visual,
.about-page .about-hero__scroll {
  opacity: 1;
  animation: none;
}

.about-page .about-hero__badge {
  width: fit-content;
  max-width: 100%;
}

.about-page .about-hero__title {
  width: 100%;
  max-width: none;
  font-family: var(--ff-display);
  font-size: clamp(1.85rem, 4vw, 2.75rem);
  font-weight: 700;
  line-height: 1.22;
  letter-spacing: -0.02em;
  margin-bottom: 1.35rem;
}

.about-page .about-hero__accent {
  background: linear-gradient(135deg, var(--gold-light) 0%, var(--cyan) 55%, var(--electric) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.about-page .about-hero__subtitle {
  max-width: none;
  font-size: clamp(0.9375rem, 1.05vw, 1.0625rem);
  line-height: 1.85;
  margin-bottom: 2.25rem;
}

/* ── 标题字号（对齐 AIGEO：jc-title 1.5rem · 卡片 h3 1rem · CTA band） ── */
.about-page .about-section__heading,
.about-page .about-identity__heading,
.about-page .about-offerings__heading,
.about-page .about-values__heading,
.about-page .about-philosophy__heading,
.about-page .about-entity__heading,
.about-page .about-legal__heading,
.about-page .about-services .about-section-heading {
  font-family: inherit;
  font-size: 1.5rem;
  font-weight: 600;
  line-height: 1.35;
  letter-spacing: 0.01em;
  margin-bottom: 1.125rem;
}

.about-page .about-value-item__title,
.about-page .about-offering__title,
.about-page .about-service-card__title {
  font-family: inherit;
  font-size: 1rem;
  font-weight: 600;
  letter-spacing: 0;
  margin-bottom: 0.65rem;
}

.about-page .about-cta__heading {
  font-family: var(--ff-display);
  font-size: clamp(1.5rem, 3vw, 2rem);
  font-weight: 700;
  line-height: 1.3;
  letter-spacing: -0.02em;
  margin-bottom: 1.25rem;
}

@media (max-width: 720px) {
  .about-page .about-section__heading,
  .about-page .about-identity__heading,
  .about-page .about-offerings__heading,
  .about-page .about-values__heading,
  .about-page .about-philosophy__heading,
  .about-page .about-entity__heading,
  .about-page .about-legal__heading,
  .about-page .about-services .about-section-heading {
    font-size: 1.22rem;
  }
}

.about-page .about-hero__actions {
  width: 100%;
  display: flex;
  flex-wrap: nowrap;
  align-items: center;
  justify-content: space-between;
  gap: clamp(1rem, 2.5vw, 2rem);
  margin-top: 0.25rem;
  padding: 0.85rem 1.15rem;
  border-radius: 16px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  background: linear-gradient(
    102deg,
    rgba(255, 255, 255, 0.08) 0%,
    rgba(255, 255, 255, 0.03) 48%,
    rgba(184, 136, 42, 0.07) 100%
  );
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  box-sizing: border-box;
}

.about-page .about-hero__actions-btns {
  display: flex;
  flex-wrap: nowrap;
  align-items: center;
  gap: 0.75rem;
  flex: 0 0 auto;
}

.about-page .about-hero__actions-btns .btn-primary,
.about-page .about-hero__actions-btns .btn-secondary {
  flex: 0 0 auto;
  white-space: nowrap;
  padding: 0.82rem 1.45rem;
  font-size: 0.9375rem;
}

.about-page .about-hero__actions-aside {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: flex-end;
  gap: 0.4rem 0.55rem;
  margin-left: auto;
  flex: 1 1 auto;
}

.about-page .about-hero__actions-tag {
  display: inline-flex;
  align-items: center;
  padding: 0.32rem 0.72rem;
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: rgba(245, 243, 239, 0.68);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.04);
  white-space: nowrap;
}

.about-page .about-hero .btn-secondary {
  color: #fff;
  border: 1.5px solid rgba(255, 255, 255, 0.45);
  background: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}

.about-page .about-hero .btn-secondary:hover,
.about-page .about-hero .btn-secondary:focus-visible {
  border-color: var(--gold-light);
  background: rgba(184, 136, 42, 0.22);
  color: #fff;
}

/* ── 面包屑带：与 AIGEO 专题同轨（全宽底边 + grid 内容轨对齐） ── */
.about-page .page-wrap.article-page > #breadcrumb {
  width: calc(100% + 2 * var(--jc-gutter));
  max-width: none;
  margin:
    0
    calc(-1 * var(--jc-gutter))
    0
    calc(-1 * var(--jc-gutter));
  padding:
    clamp(1.1rem, 2.8vw, 1.5rem)
    0
    clamp(0.65rem, 1.5vw, 0.85rem);
  display: grid;
  grid-template-columns:
    minmax(var(--jc-gutter), 1fr)
    minmax(0, min(var(--jc-content-max), 100%))
    minmax(var(--jc-gutter), 1fr);
  box-sizing: border-box;
  overflow-x: clip;
}

.about-page .page-wrap.article-page > #breadcrumb > .breadcrumb {
  grid-column: 2;
  margin: 0;
}

@media (max-width: 720px) {
  .about-page .page-wrap.article-page > #breadcrumb {
    display: block;
    width: auto;
    margin-left: 0;
    margin-right: 0;
    padding-left: max(var(--jc-gutter), env(safe-area-inset-left, 0px));
    padding-right: max(var(--jc-gutter), env(safe-area-inset-right, 0px));
  }

  .about-page .page-wrap.article-page > #breadcrumb > .breadcrumb {
    grid-column: auto;
  }
}

@media (max-width: 640px) {
  .about-page .page-wrap.article-page > #breadcrumb {
    padding-left: max(var(--jc-gutter), env(safe-area-inset-left, 0px));
    padding-right: max(var(--jc-gutter), env(safe-area-inset-right, 0px));
  }
}

/* ── 章节标签：design.md 三色纪律（金/墨/奶油，替代绿色 pill） ── */
.about-page .about-section-tag,
.about-page .about-identity__label,
.about-page .about-offerings__label,
.about-page .about-values__label,
.about-page .about-philosophy__label,
.about-page .about-entity__label,
.about-page .about-legal__label,
.about-page .about-services .about-section-label {
  color: var(--jc-gold-deep);
  background: var(--jc-gold-soft);
  border-color: rgba(179, 137, 60, 0.28);
  letter-spacing: 0.12em;
}

.about-page .about-section-tag::before,
.about-page .about-identity__label::before,
.about-page .about-offerings__label::before,
.about-page .about-values__label::before,
.about-page .about-philosophy__label::before,
.about-page .about-entity__label::before,
.about-page .about-legal__label::before,
.about-page .about-services .about-section-label::before {
  background: var(--jc-gold);
  box-shadow: none;
}

/* ── 区块序号 → kicker + 金线（design.md §4） ── */
.about-page .about-section__index {
  font-family: inherit;
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--jc-gold-deep);
  gap: 0;
  flex-direction: column;
  align-items: flex-start;
}

.about-page .about-section__index::after {
  content: '';
  display: block;
  width: 44px;
  max-width: 44px;
  height: 2px;
  margin-top: 10px;
  margin-bottom: 18px;
  background: var(--jc-gold);
  flex: none;
}

.about-page .about-section--dark .about-section__index,
.about-page .about-services .about-section__index {
  color: var(--gold-light);
}

.about-page .about-section--dark .about-section__index::after,
.about-page .about-services .about-section__index::after {
  background: var(--jc-gold);
}

/* ── 章节导航 → AIGEO 式 pill ── */
.about-page .about-chapter-nav {
  background: rgba(250, 246, 238, 0.94);
  border-bottom-color: var(--jc-border);
}

.about-page .about-chapter-nav__inner {
  max-width: var(--jc-content-max);
  padding-left: var(--jc-gutter);
  padding-right: var(--jc-gutter);
  gap: 0.45rem;
  padding-top: 0.65rem;
  padding-bottom: 0.65rem;
}

.about-page .about-chapter-nav__link {
  padding: 0.42rem 0.88rem;
  border-radius: 999px;
  border: 1px solid transparent;
  border-bottom: none;
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--jc-ink-soft);
}

.about-page .about-chapter-nav__link:hover,
.about-page .about-chapter-nav__link:focus-visible {
  color: var(--jc-gold-deep);
  background: var(--jc-gold-soft);
}

.about-page .about-chapter-nav__link.is-active {
  color: var(--jc-gold-deep);
  background: var(--jc-gold-soft);
  border-color: rgba(179, 137, 60, 0.32);
}

/* ── 信任指标 / 区块背景 ── */
.about-page .about-stats {
  padding-left: var(--jc-gutter);
  padding-right: var(--jc-gutter);
}

.about-page .about-stats__inner {
  max-width: var(--jc-content-max);
  border-radius: var(--jc-radius);
  background: var(--jc-card-bg);
  border-color: var(--jc-border);
}

/* 信任指标带与面包屑紧贴：去掉 stats 底留白 + 收紧面包屑顶内边距 */
.about-page .about-stats:has(+ #breadcrumb) {
  padding-bottom: 0;
}

.about-page .page-wrap.article-page > .about-stats + #breadcrumb {
  padding-top: clamp(1rem, 2.2vw, 1.25rem);
}

.about-page .about-identity.about-entity-home,
.about-page .about-identity.about-brand-statement,
.about-page .about-philosophy,
.about-page .about-legal {
  background: var(--jc-cream);
}

.about-page .about-values,
.about-page .about-entity {
  background: var(--jc-card-bg);
}

.about-page .about-offerings {
  background: var(--jc-cream-deep);
}

.about-page .about-identity__aside,
.about-page .about-entity__legal,
.about-page .about-value-item {
  border-radius: var(--jc-radius);
  border-color: var(--jc-border);
}

.about-page .about-value-item:hover {
  border-color: var(--jc-gold);
}

/* ── 行业卡片：列宽上限（design.md §7.5） ── */
.about-page .about-services__grid {
  grid-template-columns: repeat(auto-fill, minmax(min(100%, 260px), 1fr));
  justify-content: center;
}

@media (min-width: 900px) {
  .about-page .about-services__grid {
    grid-template-columns: repeat(auto-fill, minmax(260px, var(--jc-grid-col-max)));
  }
}

.about-page .about-values__grid {
  grid-template-columns: repeat(auto-fill, minmax(min(100%, 280px), 1fr));
  justify-content: center;
}

@media (min-width: 768px) {
  .about-page .about-values__grid {
    grid-template-columns: repeat(auto-fill, minmax(280px, 360px));
  }

  .about-page .about-value-item:nth-child(1),
  .about-page .about-value-item:nth-child(2) {
    grid-column: span 1;
  }
}

/* ── 底部 CTA：深色底按钮（同 AIGEO） ── */
.about-page .about-cta__actions {
  flex-wrap: nowrap;
  width: 100%;
  max-width: 100%;
  padding: 0.85rem 1rem;
  border-radius: var(--jc-radius);
  border: 1px solid rgba(255, 255, 255, 0.12);
  background: rgba(255, 255, 255, 0.05);
  box-sizing: border-box;
}

.about-page .about-cta .btn-secondary {
  color: #fff;
  border: 1.5px solid rgba(255, 255, 255, 0.45);
  background: rgba(255, 255, 255, 0.08);
}

.about-page .about-cta .btn-secondary:hover,
.about-page .about-cta .btn-secondary:focus-visible {
  border-color: var(--gold-light);
  background: rgba(184, 136, 42, 0.2);
  color: #fff;
}

.about-page .about-cta .about-section-tag {
  color: var(--gold-light);
  background: rgba(184, 136, 42, 0.14);
  border-color: rgba(184, 136, 42, 0.28);
}

@media (max-width: 900px) {
  .about-page .about-hero__actions-aside {
    display: none;
  }

  .about-page .about-hero__actions {
    justify-content: flex-start;
  }
}

@media (max-width: 640px) {
  .about-page .about-hero__actions {
    flex-direction: column;
    align-items: stretch;
  }

  .about-page .about-hero__actions-btns {
    flex-direction: column;
    width: 100%;
  }

  .about-page .about-hero__actions-btns .btn-primary {
    width: 100%;
    justify-content: center;
  }

  .about-page .about-hero__actions-aside {
    display: flex;
    justify-content: flex-start;
    margin-left: 0;
    padding-top: 0.5rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
  }

  .about-page .about-cta__actions {
    flex-direction: column;
    align-items: stretch;
  }

  .about-page .about-cta__actions .btn-primary,
  .about-page .about-cta__actions .btn-secondary {
    width: 100%;
    justify-content: center;
    min-height: 48px;
  }
}