.page-about {
  --abt-gold: var(--gold-500);
  --abt-gold-soft: var(--gold-300);
  --abt-flame: var(--flame-500);
  --abt-line: var(--grid-line);
  --abt-deep: var(--ink-900);
  --abt-panel: var(--ink-700);
  display: block;
  background: var(--ink-900);
  color: var(--paper-200);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  overflow-x: clip;
}

.page-about *,
.page-about *::before,
.page-about *::after {
  box-sizing: border-box;
}

.page-about .abt-wrap {
  width: 100%;
  max-width: var(--wrap);
  margin-inline: auto;
  padding-inline: var(--edge);
}

.page-about h1,
.page-about h2,
.page-about h3 {
  font-family: var(--font-head);
  font-weight: 900;
  line-height: 1.14;
  margin: 0;
  color: var(--cream-100);
}

.page-about p {
  margin: 0;
}

.page-about a {
  color: inherit;
  text-decoration: none;
}

.page-about .mono {
  font-family: var(--font-mono);
  letter-spacing: 0.08em;
  font-variant-numeric: tabular-nums;
}

.page-about .eyebrow {
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--abt-gold-soft);
  text-transform: none;
}

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

.page-about .media img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
  border-radius: var(--radius);
  background: var(--ink-800);
}

.page-about .media__cap {
  margin-top: 10px;
  font-size: 12.5px;
  line-height: 1.5;
  color: var(--moss-400);
}

/* ---------- 首屏 ---------- */

.page-about .abt-hero {
  position: relative;
  isolation: isolate;
  padding-block: clamp(22px, 3vw, 40px) clamp(48px, 7vw, 96px);
  border-bottom: 1px solid var(--abt-line);
}

.page-about .abt-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  background:
    linear-gradient(158deg, rgba(23, 59, 48, 0.92) 0%, rgba(11, 33, 27, 0) 62%),
    repeating-linear-gradient(90deg, rgba(42, 76, 64, 0.22) 0 1px, transparent 1px 64px),
    repeating-linear-gradient(0deg, rgba(42, 76, 64, 0.16) 0 1px, transparent 1px 64px);
}

.page-about .abt-hero__crumb {
  margin-bottom: clamp(28px, 4vw, 52px);
}

.page-about .breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 12.5px;
  color: var(--moss-400);
}

.page-about .breadcrumb a {
  color: var(--moss-400);
  border-bottom: 1px solid transparent;
  transition: color 0.2s var(--ease), border-color 0.2s var(--ease);
}

.page-about .breadcrumb a:hover {
  color: var(--abt-gold-soft);
  border-color: var(--abt-gold-soft);
}

.page-about .breadcrumb__sep {
  color: var(--abt-line);
}

.page-about .abt-hero__grid {
  display: grid;
  gap: clamp(30px, 5vw, 60px);
  align-items: start;
}

.page-about .abt-hero__copy {
  min-width: 0;
}

.page-about .abt-hero h1 {
  font-size: clamp(34px, 6.4vw, 68px);
  letter-spacing: -0.01em;
  margin-bottom: 20px;
  background: linear-gradient(92deg, var(--cream-100) 0%, var(--cream-100) 56%, var(--abt-gold-soft) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.page-about .abt-hero__lead {
  max-width: 42em;
  font-size: clamp(15px, 1.6vw, 17px);
  line-height: 1.75;
  color: var(--paper-200);
  border-left: 2px solid var(--abt-gold);
  padding-left: clamp(14px, 2vw, 22px);
}

.page-about .abt-hero__facts {
  list-style: none;
  margin: clamp(26px, 3.5vw, 40px) 0 0;
  padding: 0;
  display: grid;
  gap: 14px;
}

.page-about .abt-hero__facts li {
  display: flex;
  align-items: baseline;
  gap: 12px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--abt-line);
  font-size: 14px;
  color: var(--paper-200);
}

.page-about .abt-hero__facts .mono {
  flex: 0 0 auto;
  min-width: 2.6em;
  font-size: 22px;
  font-weight: 700;
  color: var(--abt-gold);
}

.page-about .abt-hero__actions {
  margin-top: clamp(26px, 3.5vw, 38px);
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.page-about .abt-hero__media {
  min-width: 0;
}

.page-about .abt-hero__media img {
  aspect-ratio: 16 / 10;
  border: 1px solid var(--abt-line);
}

/* ---------- 通用按钮 ---------- */

.page-about .btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 11px 20px;
  border: 1px solid var(--abt-line);
  border-radius: var(--radius);
  background: transparent;
  color: var(--cream-100);
  font-family: var(--font-head);
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 0.02em;
  cursor: pointer;
  transition: transform 0.18s var(--ease), border-color 0.18s var(--ease), background-color 0.18s var(--ease), color 0.18s var(--ease);
}

.page-about .btn:hover {
  transform: translateY(-2px);
}

.page-about .btn:focus-visible {
  outline: 2px solid var(--abt-gold-soft);
  outline-offset: 2px;
}

.page-about .btn--accent {
  background: var(--abt-flame);
  border-color: var(--abt-flame);
  color: #fff6f0;
}

.page-about .btn--accent:hover {
  background: #f06a42;
  border-color: #f06a42;
}

.page-about .btn--ghost {
  border-color: var(--abt-line);
  color: var(--paper-200);
}

.page-about .btn--ghost:hover {
  border-color: var(--abt-gold-soft);
  color: var(--abt-gold-soft);
}

.page-about .btn--gold {
  background: var(--abt-gold);
  border-color: var(--abt-gold);
  color: var(--abt-deep);
}

.page-about .btn--gold:hover {
  background: var(--abt-gold-soft);
  border-color: var(--abt-gold-soft);
}

/* ---------- 区块骨架 ---------- */

.page-about .abt-block {
  padding-block: clamp(48px, 7vw, 96px);
  border-bottom: 1px solid var(--abt-line);
}

.page-about .abt-block__head {
  max-width: 46em;
  margin-bottom: clamp(30px, 4.4vw, 56px);
}

.page-about .abt-kicker {
  display: inline-block;
  margin-bottom: 14px;
  padding: 4px 10px 4px 12px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--abt-deep);
  background: var(--abt-gold);
  clip-path: polygon(0 0, 100% 0, calc(100% - 9px) 100%, 0 100%);
}

.page-about .abt-block__head h2 {
  font-size: clamp(26px, 4vw, 44px);
  border-left: 4px solid var(--abt-gold);
  padding-left: clamp(12px, 1.8vw, 20px);
}

.page-about .abt-block__sub {
  margin-top: 16px;
  font-size: 15px;
  line-height: 1.7;
  color: var(--moss-400);
}

/* ---------- 品牌主张 ---------- */

.page-about .abt-claim {
  display: grid;
  gap: clamp(28px, 4vw, 48px);
}

.page-about .abt-claim__lead {
  max-width: 40em;
  font-size: clamp(15.5px, 1.7vw, 18px);
  line-height: 1.78;
  color: var(--cream-100);
}

.page-about .abt-claim__cols {
  display: grid;
  gap: 1px;
  background: var(--abt-line);
  border: 1px solid var(--abt-line);
}

.page-about .abt-claim__item {
  padding: clamp(20px, 2.6vw, 30px);
  background: var(--ink-800);
}

.page-about .abt-claim__item h3 {
  font-size: clamp(17px, 2vw, 20px);
  margin-bottom: 12px;
  color: var(--abt-gold-soft);
}

.page-about .abt-claim__item p {
  font-size: 14.5px;
  line-height: 1.72;
  color: var(--paper-200);
}

/* ---------- 时间轴 ---------- */

.page-about .abt-timeline {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0;
}

.page-about .abt-timeline__item {
  position: relative;
  padding-left: clamp(26px, 3vw, 40px);
  padding-bottom: clamp(26px, 3.6vw, 44px);
}

.page-about .abt-timeline__item::before {
  content: "";
  position: absolute;
  left: 6px;
  top: 18px;
  bottom: 0;
  width: 1px;
  background: linear-gradient(180deg, var(--abt-gold) 0%, rgba(201, 162, 39, 0.12) 100%);
}

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

.page-about .abt-timeline__item:last-child::before {
  display: none;
}

.page-about .abt-timeline__dot {
  position: absolute;
  left: 0;
  top: 6px;
  width: 13px;
  height: 13px;
  background: var(--abt-gold);
  clip-path: polygon(0 0, 100% 0, 100% 100%, 0 100%);
  box-shadow: 0 0 0 4px var(--abt-deep);
}

.page-about .abt-timeline__year {
  display: inline-block;
  margin-bottom: 10px;
  padding: 3px 9px;
  font-size: 13px;
  font-weight: 700;
  color: var(--abt-deep);
  background: var(--abt-gold);
  border-radius: var(--radius);
}

.page-about .abt-timeline__body {
  max-width: 46em;
  border-left: 1px solid var(--abt-line);
  padding-left: clamp(14px, 2vw, 24px);
}

.page-about .abt-timeline__body h3 {
  font-size: clamp(18px, 2.3vw, 24px);
  margin-bottom: 12px;
}

.page-about .abt-timeline__body > p {
  font-size: 14.8px;
  line-height: 1.74;
  color: var(--paper-200);
}

.page-about .abt-fold {
  margin-top: 14px;
  padding-top: 12px;
  border-top: 1px dashed var(--abt-line);
}

.page-about .abt-fold summary {
  list-style: none;
  cursor: pointer;
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: 0.06em;
  color: var(--abt-gold-soft);
  transition: color 0.2s var(--ease);
}

.page-about .abt-fold summary::-webkit-details-marker {
  display: none;
}

.page-about .abt-fold summary::before {
  content: "+ ";
  font-weight: 700;
}

.page-about .abt-fold[open] summary::before {
  content: "－ ";
}

.page-about .abt-fold summary:hover {
  color: var(--cream-100);
}

.page-about .abt-fold summary:focus-visible {
  outline: 2px solid var(--abt-gold-soft);
  outline-offset: 3px;
}

.page-about .abt-fold p {
  margin-top: 10px;
  font-size: 14px;
  line-height: 1.72;
  color: var(--moss-400);
}

/* ---------- 覆盖范围（浅色区） ---------- */

.page-about .abt-block--coverage {
  background: var(--cream-100);
  color: var(--abt-deep);
  border-bottom-color: rgba(11, 33, 27, 0.14);
}

.page-about .abt-block--coverage h2 {
  color: var(--abt-deep);
}

.page-about .abt-block--coverage .abt-block__sub,
.page-about .abt-block--coverage .media__cap {
  color: #4f6b5e;
}

.page-about .abt-block--coverage .abt-kicker {
  background: var(--abt-flame);
  color: #fff6f0;
}

.page-about .abt-coverage {
  display: grid;
  gap: clamp(26px, 4vw, 48px);
  align-items: start;
}

.page-about .abt-coverage__text p {
  font-size: 15px;
  line-height: 1.76;
  color: #1c3b30;
}

.page-about .abt-coverage__text p + p {
  margin-top: 16px;
}

.page-about .abt-coverage__list {
  list-style: none;
  margin: clamp(24px, 3vw, 34px) 0;
  padding: 0;
  display: grid;
  gap: 0;
  border-top: 1px solid rgba(11, 33, 27, 0.18);
}

.page-about .abt-coverage__list li {
  display: flex;
  align-items: baseline;
  gap: 14px;
  padding: 13px 0;
  border-bottom: 1px solid rgba(11, 33, 27, 0.18);
  font-size: 14.5px;
  color: #1c3b30;
}

.page-about .abt-coverage__list .mono {
  flex: 0 0 auto;
  min-width: 2.4em;
  font-size: 20px;
  font-weight: 700;
  color: #8a6d0d;
}

.page-about .abt-coverage__media img {
  aspect-ratio: 7 / 5;
  border: 1px solid rgba(11, 33, 27, 0.18);
}

.page-about .abt-array {
  display: grid;
  grid-template-columns: repeat(10, minmax(0, 1fr));
  gap: 6px;
  margin-top: clamp(34px, 4.4vw, 56px);
}

.page-about .abt-array__cell {
  aspect-ratio: 1 / 1;
  border: 1px solid rgba(11, 33, 27, 0.16);
  background: #ded6c2;
  transition: background-color 0.25s var(--ease), transform 0.25s var(--ease);
}

.page-about .abt-array__cell:nth-child(-n + 26) {
  background: linear-gradient(150deg, #b8911c 0%, #d9b74b 100%);
  border-color: #b8911c;
}

.page-about .abt-array__cell--municipality {
  background: linear-gradient(150deg, #2f6a55 0%, #4e8f76 100%) !important;
  border-color: #2f6a55 !important;
}

.page-about .abt-array__cell--rest {
  background: #ded6c2 !important;
  border-color: rgba(11, 33, 27, 0.1) !important;
}

.page-about .abt-array__cell:hover {
  transform: translateY(-3px);
}

.page-about .abt-array__cap {
  margin-top: 14px;
  font-size: 12.5px;
  line-height: 1.6;
  color: #4f6b5e;
}

/* ---------- 团队 ---------- */

.page-about .abt-team {
  display: grid;
  gap: clamp(26px, 4vw, 52px);
  align-items: start;
}

.page-about .abt-team__media img {
  aspect-ratio: 14 / 9;
  border: 1px solid var(--abt-line);
}

.page-about .abt-team__copy > p {
  font-size: 15px;
  line-height: 1.76;
  color: var(--paper-200);
}

.page-about .abt-team__copy > p + p {
  margin-top: 16px;
}

.page-about .abt-stats {
  margin: clamp(26px, 3vw, 36px) 0 0;
  padding: 0;
  display: grid;
  gap: 1px;
  background: var(--abt-line);
  border: 1px solid var(--abt-line);
}

.page-about .abt-stats__row {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 16px;
  padding: 14px clamp(14px, 2vw, 20px);
  background: var(--ink-800);
}

.page-about .abt-stats__row dt {
  font-size: 13.5px;
  color: var(--moss-400);
}

.page-about .abt-stats__row dd {
  margin: 0;
  font-size: 14px;
  color: var(--cream-100);
}

.page-about .abt-stats__row .mono {
  font-size: 19px;
  font-weight: 700;
  color: var(--abt-gold);
  margin-right: 4px;
}

/* ---------- 资质 ---------- */

.page-about .abt-cred {
  display: grid;
  gap: clamp(16px, 2.2vw, 24px);
}

.page-about .abt-cred__card {
  position: relative;
  padding: clamp(22px, 3vw, 32px);
  background: var(--ink-800);
  border: 1px solid var(--abt-line);
  border-top: 3px solid var(--abt-gold);
  transition: transform 0.22s var(--ease), border-top-color 0.22s var(--ease);
}

.page-about .abt-cred__card:hover {
  transform: translateY(-4px);
  border-top-color: var(--abt-flame);
}

.page-about .abt-cred__tag {
  display: inline-block;
  margin-bottom: 16px;
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--abt-gold-soft);
}

.page-about .abt-cred__card h3 {
  font-size: clamp(17px, 2vw, 21px);
  margin-bottom: 12px;
}

.page-about .abt-cred__card p {
  font-size: 14.5px;
  line-height: 1.74;
  color: var(--paper-200);
}

.page-about .abt-cred__note {
  margin-top: clamp(22px, 3vw, 32px);
  padding-left: 14px;
  border-left: 2px solid var(--abt-line);
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--moss-400);
}

/* ---------- 选择理由 ---------- */

.page-about .abt-block--why {
  border-bottom: none;
  background:
    linear-gradient(112deg, rgba(23, 59, 48, 0.95) 0%, rgba(11, 33, 27, 0.98) 74%),
    repeating-linear-gradient(90deg, rgba(42, 76, 64, 0.24) 0 1px, transparent 1px 64px);
}

.page-about .abt-why {
  display: grid;
  gap: clamp(28px, 4vw, 56px);
  align-items: start;
}

.page-about .abt-why__copy h2 {
  font-size: clamp(25px, 3.6vw, 40px);
  margin-bottom: 18px;
}

.page-about .abt-why__copy > p {
  max-width: 40em;
  font-size: 15px;
  line-height: 1.76;
  color: var(--paper-200);
}

.page-about .abt-why__list {
  list-style: none;
  margin: clamp(24px, 3vw, 34px) 0 0;
  padding: 0;
  display: grid;
  gap: 1px;
  background: var(--abt-line);
  border: 1px solid var(--abt-line);
}

.page-about .abt-why__list li {
  display: flex;
  align-items: baseline;
  gap: 18px;
  padding: 14px clamp(14px, 2vw, 20px);
  background: rgba(11, 33, 27, 0.72);
  font-size: 14px;
  color: var(--paper-200);
}

.page-about .abt-why__list .mono {
  flex: 0 0 auto;
  min-width: 3.2em;
  font-size: 21px;
  font-weight: 700;
  color: var(--abt-gold);
}

.page-about .abt-why__cta {
  display: grid;
  gap: 12px;
  align-content: start;
}

.page-about .abt-why__cta .btn {
  justify-content: flex-start;
  width: 100%;
}

.page-about .abt-why__back {
  margin-top: clamp(34px, 4vw, 52px);
  padding-top: 20px;
  border-top: 1px solid var(--abt-line);
}

.page-about .abt-back {
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: 0.08em;
  color: var(--moss-400);
  border-bottom: 1px solid transparent;
  transition: color 0.2s var(--ease), border-color 0.2s var(--ease);
}

.page-about .abt-back:hover {
  color: var(--abt-gold-soft);
  border-color: var(--abt-gold-soft);
}

/* ---------- 响应式 ---------- */

@media (min-width: 620px) {
  .page-about .abt-claim__cols {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-about .abt-cred {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-about .abt-why__cta {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

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

  .page-about .abt-claim__cols {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-about .abt-coverage {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
  }

  .page-about .abt-team {
    grid-template-columns: minmax(0, 0.95fr) minmax(0, 1.05fr);
  }

  .page-about .abt-cred {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-about .abt-why {
    grid-template-columns: minmax(0, 1.25fr) minmax(0, 0.75fr);
  }

  .page-about .abt-why__cta {
    grid-template-columns: minmax(0, 1fr);
    padding-left: clamp(20px, 3vw, 40px);
    border-left: 1px solid var(--abt-line);
  }

  .page-about .abt-hero__facts {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 0;
  }

  .page-about .abt-hero__facts li {
    flex-direction: column;
    align-items: flex-start;
    gap: 6px;
    padding: 0 18px 0 0;
    border-bottom: none;
    border-right: 1px solid var(--abt-line);
  }

  .page-about .abt-hero__facts li:last-child {
    border-right: none;
    padding-right: 0;
  }
}

@media (min-width: 1200px) {
  .page-about .abt-block--journey .abt-timeline {
    padding-left: clamp(0px, 2vw, 24px);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-about * {
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
  }

  .page-about .btn:hover,
  .page-about .abt-cred__card:hover,
  .page-about .abt-array__cell:hover {
    transform: none;
  }
}
<<<END>>>