.page-about {
  --about-rule: 1px solid var(--gold-line);
  --about-soft-rule: 1px solid rgba(169, 138, 70, 0.32);
}

.page-about .section-band {
  padding-block: 64px;
}

@media (min-width: 900px) {
  .page-about .section-band {
    padding-block: 104px;
  }
}

/* ---------- 01 品牌自述 ---------- */

.page-about .about-lead {
  position: relative;
  background-image:
    radial-gradient(circle at 88% 12%, rgba(169, 138, 70, 0.10), transparent 52%),
    linear-gradient(180deg, rgba(169, 138, 70, 0.05) 0%, transparent 38%);
}

.page-about .about-lead__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 40px;
}

@media (min-width: 900px) {
  .page-about .about-lead__grid {
    grid-template-columns: 210px minmax(0, 1fr);
    gap: 72px;
    align-items: start;
  }
}

.page-about .about-lead__aside {
  display: flex;
  flex-wrap: wrap;
  gap: 22px 44px;
  border-top: 2px solid var(--forest);
  padding-top: 22px;
}

@media (min-width: 900px) {
  .page-about .about-lead__aside {
    flex-direction: column;
    flex-wrap: nowrap;
    gap: 32px;
    border-top: 0;
    border-left: 2px solid var(--forest);
    padding-top: 6px;
    padding-left: 26px;
  }
}

.page-about .about-lead__fact {
  display: flex;
  flex-direction: column;
  gap: 6px;
  min-width: 0;
}

.page-about .about-lead__fact .meta-num {
  font-family: var(--font-mono);
  font-size: 1.75rem;
  line-height: 1;
  letter-spacing: 0.05em;
  color: var(--forest);
}

.page-about .about-lead__factlabel {
  font-size: 13px;
  line-height: 1.6;
  color: var(--muted);
}

.page-about .about-lead__body {
  max-width: 44em;
}

.page-about .about-lead__body h1 {
  font-family: var(--font-head);
  font-weight: 700;
  font-size: clamp(1.85rem, 6vw, 3.15rem);
  line-height: 1.24;
  letter-spacing: -0.015em;
  color: var(--forest);
  margin: 0;
  text-wrap: balance;
}

.page-about .about-lead__body .lede {
  font-size: clamp(1rem, 2.4vw, 1.125rem);
  line-height: 1.85;
  color: var(--ink);
  border-left: 3px solid var(--cinnabar);
  padding-left: 18px;
}

.page-about .about-lead__body p {
  color: var(--ink);
}

/* ---------- 02 发展历程 ---------- */

.page-about .about-history__head {
  max-width: 46em;
  margin-bottom: 48px;
}

.page-about .about-history__title {
  font-family: var(--font-head);
  font-weight: 700;
  font-size: clamp(1.5rem, 4.4vw, 2.15rem);
  line-height: 1.35;
  color: var(--forest);
  margin: 10px 0 16px;
}

.page-about .about-history__intro {
  color: var(--muted);
  line-height: 1.85;
}

.page-about .about-history__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 48px;
}

@media (min-width: 900px) {
  .page-about .about-history__grid {
    grid-template-columns: 300px minmax(0, 1fr);
    gap: 72px;
    align-items: start;
  }
}

.page-about .about-history__figure {
  margin: 0 auto;
  max-width: 340px;
}

.page-about .about-history__figure .media-frame__caption {
  font-size: 13px;
  line-height: 1.7;
  color: var(--muted);
  margin-top: 14px;
}

.page-about .timeline {
  list-style: none;
  margin: 0;
  padding: 0;
  position: relative;
}

.page-about .timeline::before {
  content: "";
  position: absolute;
  left: 6px;
  top: 10px;
  bottom: 24px;
  width: 1px;
  background: var(--gold-line);
  opacity: 0.55;
}

.page-about .timeline__item {
  position: relative;
  padding-left: 34px;
  padding-bottom: 40px;
}

.page-about .timeline__item:last-child {
  padding-bottom: 0;
}

.page-about .timeline__item::before {
  content: "";
  position: absolute;
  left: 0;
  top: 8px;
  width: 13px;
  height: 13px;
  border: 2px solid var(--cinnabar);
  border-radius: 50%;
  background: var(--shell);
  transition: background-color var(--dur) var(--ease);
}

.page-about .timeline__item:hover::before,
.page-about .timeline__item:focus-within::before {
  background: var(--cinnabar);
}

.page-about .timeline__meta {
  display: flex;
  align-items: baseline;
  gap: 14px;
  flex-wrap: wrap;
  margin-bottom: 8px;
}

.page-about .timeline__year {
  font-family: var(--font-mono);
  font-size: 1.5rem;
  line-height: 1;
  letter-spacing: 0.06em;
  color: var(--forest);
}

.page-about .timeline__title {
  font-family: var(--font-head);
  font-weight: 600;
  font-size: 1.1rem;
  line-height: 1.5;
  color: var(--forest);
  margin: 0 0 8px;
}

.page-about .timeline__text {
  font-size: 0.9375rem;
  line-height: 1.85;
  color: var(--ink);
  margin: 0;
}

.page-about .timeline__more {
  margin: 0;
  font-size: 13px;
  line-height: 1.7;
  color: var(--gold-deep);
  opacity: 0;
  max-height: 0;
  overflow: hidden;
  transition: opacity var(--dur) var(--ease), max-height var(--dur) var(--ease), margin-top var(--dur) var(--ease);
}

.page-about .timeline__item:hover .timeline__more,
.page-about .timeline__item:focus-within .timeline__more {
  opacity: 1;
  max-height: 96px;
  margin-top: 10px;
}

@media (hover: none) {
  .page-about .timeline__more {
    opacity: 1;
    max-height: none;
    margin-top: 10px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-about .timeline__more {
    transition: none;
  }
}

/* ---------- 03 服务范围 ---------- */

.page-about .about-reach {
  background-color: var(--forest);
  color: var(--cream);
  background-image:
    radial-gradient(circle at 12% 82%, rgba(212, 185, 120, 0.10), transparent 55%),
    linear-gradient(160deg, rgba(28, 80, 68, 0.55) 0%, rgba(11, 40, 32, 0) 62%);
}

.page-about .about-reach__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 40px;
}

@media (min-width: 900px) {
  .page-about .about-reach__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: 64px;
    align-items: center;
  }
}

.page-about .about-reach__body h2 {
  font-family: var(--font-head);
  font-weight: 700;
  font-size: clamp(1.5rem, 4.4vw, 2.15rem);
  line-height: 1.38;
  color: var(--cream);
  margin: 10px 0 20px;
  text-wrap: balance;
}

.page-about .about-reach__body p {
  color: rgba(245, 241, 231, 0.86);
  line-height: 1.9;
}

.page-about .about-reach .eyebrow {
  color: var(--gold-bright);
}

.page-about .about-reach__figure {
  margin: 0;
}

.page-about .about-reach__figure .media-frame__caption {
  font-size: 13px;
  line-height: 1.7;
  color: rgba(245, 241, 231, 0.66);
  margin-top: 14px;
}

.page-about .reach-stats {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 32px 24px;
  margin: 56px 0 0;
  padding: 44px 0 0;
  border-top: 1px solid rgba(212, 185, 120, 0.35);
}

@media (min-width: 900px) {
  .page-about .reach-stats {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 32px 40px;
    margin-top: 72px;
  }
}

.page-about .reach-stats__item {
  display: flex;
  flex-direction: column-reverse;
  gap: 10px;
  min-width: 0;
}

.page-about .reach-stats__num {
  font-family: var(--font-mono);
  font-size: clamp(2.1rem, 6.5vw, 3.4rem);
  line-height: 1;
  letter-spacing: 0.03em;
  color: var(--gold-bright);
  margin: 0;
}

.page-about .reach-stats__label {
  font-size: 13px;
  line-height: 1.7;
  color: rgba(245, 241, 231, 0.74);
}

/* ---------- 04 团队构成 ---------- */

.page-about .about-team__figure {
  margin: 0 0 56px;
}

.page-about .about-team__figure .media-frame__caption {
  font-size: 13px;
  line-height: 1.7;
  color: var(--muted);
  margin-top: 14px;
}

.page-about .about-team__head {
  max-width: 46em;
  margin-bottom: 48px;
}

.page-about .about-team__head h2 {
  font-family: var(--font-head);
  font-weight: 700;
  font-size: clamp(1.5rem, 4.4vw, 2.15rem);
  line-height: 1.35;
  color: var(--forest);
  margin: 10px 0 16px;
}

.page-about .about-team__head p {
  color: var(--ink);
  line-height: 1.85;
}

.page-about .team-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 40px;
}

@media (min-width: 900px) {
  .page-about .team-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 56px;
  }
}

.page-about .team-block {
  border-top: var(--about-rule);
  padding-top: 24px;
  min-width: 0;
}

.page-about .team-block__icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border: 1px solid var(--gold-line);
  border-radius: var(--r-btn);
  color: var(--teal);
  margin-bottom: 18px;
  background: rgba(169, 138, 70, 0.07);
}

.page-about .team-block__title {
  font-family: var(--font-head);
  font-weight: 600;
  font-size: 1.15rem;
  line-height: 1.45;
  color: var(--forest);
  margin: 0 0 12px;
}

.page-about .team-block__text {
  font-size: 0.9375rem;
  line-height: 1.9;
  color: var(--ink);
  margin: 0;
}

.page-about .about-team__note {
  margin-top: 56px;
  padding: 24px 26px;
  background: var(--shell);
  border-left: 3px solid var(--gold-line);
  border-radius: 0 var(--r-tag) var(--r-tag) 0;
}

.page-about .about-team__note p {
  margin: 0;
  font-size: 0.9375rem;
  line-height: 1.85;
  color: var(--ink);
}

.page-about .about-team__note strong {
  font-family: var(--font-head);
  font-weight: 600;
  color: var(--forest);
  margin-right: 6px;
}

/* ---------- 05 资质与生态 ---------- */

.page-about .about-cred__head {
  max-width: 46em;
  margin-bottom: 44px;
}

.page-about .about-cred__head h2 {
  font-family: var(--font-head);
  font-weight: 700;
  font-size: clamp(1.5rem, 4.4vw, 2.15rem);
  line-height: 1.35;
  color: var(--forest);
  margin: 10px 0 16px;
}

.page-about .about-cred__head p {
  color: var(--muted);
  line-height: 1.85;
}

.page-about .cred-list {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: var(--about-rule);
}

.page-about .cred-list__item {
  display: grid;
  grid-template-columns: 48px minmax(0, 1fr);
  gap: 16px;
  padding: 26px 0;
  border-bottom: var(--about-soft-rule);
  transition: background-color var(--dur) var(--ease);
}

@media (min-width: 768px) {
  .page-about .cred-list__item {
    grid-template-columns: 72px minmax(0, 1fr);
    gap: 28px;
    padding: 30px 12px;
  }
}

.page-about .cred-list__item:hover {
  background-color: var(--shell);
}

.page-about .cred-list__idx {
  font-family: var(--font-mono);
  font-size: 1.25rem;
  line-height: 1.4;
  letter-spacing: 0.06em;
  color: var(--gold-deep);
}

.page-about .cred-list__body {
  min-width: 0;
}

.page-about .cred-list__body h3 {
  font-family: var(--font-head);
  font-weight: 600;
  font-size: 1.05rem;
  line-height: 1.5;
  color: var(--forest);
  margin: 0 0 8px;
}

.page-about .cred-list__body p {
  font-size: 0.9375rem;
  line-height: 1.85;
  color: var(--ink);
  margin: 0;
}

/* ---------- 06 内容与更新 ---------- */

.page-about .about-pillar__head {
  max-width: 48em;
  margin-bottom: 48px;
}

.page-about .about-pillar__head h2 {
  font-family: var(--font-head);
  font-weight: 700;
  font-size: clamp(1.5rem, 4.4vw, 2.15rem);
  line-height: 1.35;
  color: var(--forest);
  margin: 10px 0 16px;
}

.page-about .about-pillar__head p {
  color: var(--ink);
  line-height: 1.85;
}

.page-about .pillar-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 32px;
}

@media (min-width: 768px) {
  .page-about .pillar-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 32px;
    align-items: start;
  }

  .page-about .pillar-card:nth-child(2) {
    margin-top: 28px;
  }

  .page-about .pillar-card:nth-child(3) {
    margin-top: 12px;
  }
}

.page-about .pillar-card {
  background: var(--shell);
  border: var(--about-soft-rule);
  border-radius: var(--r-card);
  padding: 28px 24px;
  min-width: 0;
  position: relative;
  overflow: hidden;
  transition: border-color var(--dur) var(--ease);
}

.page-about .pillar-card::before {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 3px;
  height: 0;
  background: var(--cinnabar);
  transition: height var(--dur) var(--ease);
}

.page-about .pillar-card:hover {
  border-color: var(--gold-bright);
}

.page-about .pillar-card:hover::before {
  height: 100%;
}

@media (prefers-reduced-motion: reduce) {
  .page-about .pillar-card::before {
    transition: none;
  }
}

.page-about .pillar-card__head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
  padding-bottom: 16px;
  border-bottom: var(--about-soft-rule);
  margin-bottom: 18px;
}

.page-about .pillar-card__head h3 {
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 1.2rem;
  line-height: 1.4;
  color: var(--forest);
  margin: 0;
}

.page-about .pillar-card__list {
  list-style: none;
  margin: 0 0 18px;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-about .pillar-card__list li {
  display: grid;
  grid-template-columns: 10px minmax(0, 1fr);
  gap: 10px;
  font-size: 0.9375rem;
  line-height: 1.8;
  color: var(--ink);
}

.page-about .pillar-card__dot {
  width: 5px;
  height: 5px;
  margin-top: 11px;
  border-radius: 50%;
  background: var(--gold-line);
}

.page-about .pillar-card__foot {
  font-size: 13px;
  line-height: 1.75;
  color: var(--muted);
  margin: 0;
  padding-top: 16px;
  border-top: var(--about-soft-rule);
}

.page-about .about-pillar__rhythm {
  margin: 48px 0 0;
  font-size: 0.9375rem;
  line-height: 1.9;
  color: var(--muted);
  border-left: 3px solid var(--gold-line);
  padding-left: 18px;
  max-width: 52em;
}

/* ---------- 07 下一步 ---------- */

.page-about .about-cta {
  background-color: var(--forest-3);
  color: var(--cream);
  background-image: linear-gradient(220deg, rgba(28, 80, 68, 0.45) 0%, rgba(11, 40, 32, 0) 60%);
}

.page-about .about-cta .eyebrow {
  color: var(--gold-bright);
}

.page-about .about-cta__inner {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 36px;
}

@media (min-width: 900px) {
  .page-about .about-cta__inner {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: 64px;
    align-items: center;
  }
}

.page-about .about-cta__copy h2 {
  font-family: var(--font-head);
  font-weight: 700;
  font-size: clamp(1.5rem, 4.4vw, 2.1rem);
  line-height: 1.38;
  color: var(--cream);
  margin: 10px 0 18px;
  text-wrap: balance;
}

.page-about .about-cta__copy p {
  color: rgba(245, 241, 231, 0.84);
  line-height: 1.9;
  margin: 0;
}

.page-about .about-cta__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}

.page-about .about-cta__actions .btn {
  flex: 1 1 160px;
  text-align: center;
}

.page-about .about-cta .btn--solid {
  background: var(--gold-bright);
  color: var(--forest-3);
  border-color: var(--gold-bright);
}

.page-about .about-cta .btn--solid:hover {
  background: var(--cream);
  border-color: var(--cream);
}

.page-about .about-cta .btn--ghost {
  color: var(--cream);
  border-color: rgba(212, 185, 120, 0.6);
  background: transparent;
}

.page-about .about-cta .btn--ghost:hover {
  border-color: var(--gold-bright);
  background: rgba(212, 185, 120, 0.12);
}

.page-about .about-cta .btn--line {
  color: var(--gold-bright);
  border-color: transparent;
  border-bottom: 1px solid rgba(212, 185, 120, 0.7);
  border-radius: 0;
  background: transparent;
}

.page-about .about-cta .btn--line:hover {
  border-bottom-color: var(--gold-bright);
  color: var(--cream);
}

.page-about .about-cta__hint {
  margin: 32px 0 0;
  font-size: 0.9375rem;
  line-height: 1.85;
  color: rgba(245, 241, 231, 0.7);
  max-width: 56em;
}

.page-about .about-cta__hint a {
  color: var(--gold-bright);
  border-bottom: 1px solid rgba(212, 185, 120, 0.45);
  padding-bottom: 1px;
  text-decoration: none;
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-about .about-cta__hint a:hover {
  color: var(--cream);
  border-bottom-color: var(--cream);
}

/* ---------- 通用媒体与图片 ---------- */

.page-about .media-frame__inner img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: var(--r-card);
}

.page-about .media-frame--portrait .media-frame__inner img {
  object-fit: cover;
}

/* ---------- 窄屏保护 ---------- */

@media (max-width: 480px) {
  .page-about .section-band {
    padding-block: 52px;
  }

  .page-about .reach-stats {
    gap: 28px 18px;
  }

  .page-about .cred-list__item {
    grid-template-columns: 38px minmax(0, 1fr);
    gap: 12px;
  }

  .page-about .about-lead__body .lede {
    padding-left: 14px;
  }
}
<<<END>>>