.page-about {
  --about-soft: rgba(44, 38, 34, 0.76);
  --about-gold-rule: rgba(214, 169, 74, 0.34);
  --about-gold-soft: rgba(240, 217, 160, 0.24);
  --about-pad-y: clamp(56px, 9vw, 104px);
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: var(--fs-base);
  line-height: 1.85;
}

.page-about h1,
.page-about h2,
.page-about h3 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 700;
  line-height: 1.16;
  letter-spacing: -0.02em;
}

.page-about p {
  margin: 0;
}

.page-about .about-section {
  padding: var(--about-pad-y) 0;
}

/* ---------- 首屏 ---------- */
.page-about .about-hero {
  position: relative;
  padding: clamp(20px, 3vw, 36px) 0 clamp(44px, 7vw, 88px);
  background:
    radial-gradient(120% 90% at 88% 4%, rgba(46, 110, 142, 0.14), transparent 62%),
    radial-gradient(90% 70% at 2% 100%, rgba(178, 58, 47, 0.1), transparent 60%),
    var(--paper);
}

.page-about .about-hero .breadcrumb {
  margin-bottom: clamp(26px, 5vw, 54px);
}

.page-about .about-hero-grid {
  display: grid;
  gap: clamp(30px, 4vw, 48px);
}

.page-about .about-hero-copy h1 {
  margin-top: 14px;
  font-size: clamp(2.1rem, 6.4vw, 4.4rem);
  color: var(--ink);
}

.page-about .about-hero-copy h1 span {
  color: var(--thangka-red);
}

.page-about .about-hero-lede {
  margin-top: 22px;
  max-width: 34em;
  font-size: clamp(1rem, 2.5vw, 1.125rem);
  color: var(--about-soft);
}

.page-about .about-hero-actions {
  margin-top: 30px;
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}

.page-about .about-hero-facts {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--about-gold-rule);
}

.page-about .about-hero-facts li {
  display: flex;
  align-items: baseline;
  gap: 16px;
  padding: 18px 0;
  border-bottom: 1px solid var(--about-gold-rule);
  font-size: var(--fs-sm);
  line-height: 1.7;
  color: var(--about-soft);
}

.page-about .about-fact-num {
  flex: none;
  min-width: 3.4em;
  color: var(--thangka-red);
  letter-spacing: 0.06em;
  font-size: var(--fs-sm);
}

/* ---------- 我们在做什么 ---------- */
.page-about .about-what-grid {
  display: grid;
  gap: clamp(20px, 3vw, 32px);
}

.page-about .about-what-head h2 {
  margin-top: 12px;
  font-size: clamp(1.65rem, 4vw, 2.6rem);
  color: var(--ink);
  max-width: 12em;
}

.page-about .about-lead {
  font-family: var(--font-display);
  font-size: clamp(1.08rem, 2.4vw, 1.32rem);
  line-height: 1.62;
  color: var(--ink);
}

.page-about .about-what-body p + p {
  margin-top: 18px;
  color: var(--about-soft);
}

/* ---------- 发展路径 ---------- */
.page-about .about-timeline {
  padding: var(--about-pad-y) 0;
  color: var(--gold-light);
  background:
    radial-gradient(80% 62% at 10% 0%, rgba(178, 58, 47, 0.3), transparent 62%),
    radial-gradient(70% 60% at 96% 96%, rgba(46, 110, 142, 0.28), transparent 64%),
    var(--ink-black);
}

.page-about .about-section-head {
  max-width: 40rem;
  margin-bottom: clamp(32px, 5vw, 56px);
}

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

.page-about .about-section-head h2 {
  margin-top: 12px;
  font-size: clamp(1.7rem, 4.2vw, 2.7rem);
  color: var(--gold-light);
}

.page-about .about-head-lede {
  margin-top: 16px;
  font-size: var(--fs-sm);
  line-height: 1.8;
  color: rgba(240, 217, 160, 0.74);
  max-width: 32em;
}

.page-about .about-axis-title {
  font-size: var(--fs-xs);
  letter-spacing: 0.14em;
  color: rgba(240, 217, 160, 0.55);
}

.page-about .about-axis-list {
  list-style: none;
  margin: 16px 0 0;
  padding: 0;
  display: flex;
  gap: 10px;
  overflow-x: auto;
  scrollbar-width: none;
}

.page-about .about-axis-list::-webkit-scrollbar {
  display: none;
}

.page-about .about-axis-list li {
  flex: none;
}

.page-about .about-axis-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 14px;
  font-size: var(--fs-sm);
  color: var(--gold-light);
  text-decoration: none;
  border: 1px solid var(--about-gold-soft);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 9px), calc(100% - 9px) 100%, 0 100%);
  transition: background var(--t-fast) var(--ease), color var(--t-fast) var(--ease);
  white-space: nowrap;
}

.page-about .about-axis-link .mono {
  color: var(--gold);
  letter-spacing: 0.06em;
}

.page-about .about-axis-link:hover,
.page-about .about-axis-link[aria-current="location"] {
  background: rgba(178, 58, 47, 0.22);
  color: var(--gold-light);
}

.page-about .about-stages {
  display: grid;
  gap: 16px;
  margin-top: 28px;
}

.page-about .about-stage {
  padding: 24px 24px 26px;
  background: linear-gradient(155deg, rgba(240, 217, 160, 0.09), rgba(27, 66, 87, 0.28));
  clip-path: polygon(0 0, calc(100% - 14px) 0, 100% 14px, 100% 100%, 0 100%);
}

.page-about .about-stage:nth-child(even) {
  clip-path: polygon(0 0, 100% 0, 100% 100%, 14px 100%, 0 calc(100% - 14px));
  background: linear-gradient(200deg, rgba(46, 110, 142, 0.3), rgba(21, 16, 15, 0.5));
}

.page-about .about-stage-year {
  font-size: var(--fs-xs);
  letter-spacing: 0.16em;
  color: var(--gold);
}

.page-about .about-stage h3 {
  margin-top: 10px;
  font-size: var(--fs-md);
  color: var(--gold-light);
}

.page-about .about-stage p + p {
  margin-top: 12px;
}

.page-about .about-stage p:not(.about-stage-year) {
  margin-top: 12px;
  font-size: var(--fs-sm);
  line-height: 1.8;
  color: rgba(240, 217, 160, 0.76);
}

/* ---------- 团队与分工 ---------- */
.page-about .about-team {
  padding-bottom: 0;
}

.page-about .about-team-top {
  display: grid;
  gap: clamp(26px, 4vw, 44px);
}

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

.page-about .about-team-copy h2 {
  margin-top: 12px;
  font-size: clamp(1.65rem, 4vw, 2.6rem);
  color: var(--ink);
}

.page-about .about-team-copy p {
  margin-top: 18px;
  color: var(--about-soft);
}

.page-about .about-team-band {
  margin-top: clamp(40px, 6vw, 72px);
  display: flex;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  scrollbar-width: none;
}

.page-about .about-team-band::-webkit-scrollbar {
  display: none;
}

.page-about .about-team-seg {
  flex: 0 0 78%;
  min-width: 236px;
  scroll-snap-align: start;
  padding: 28px 24px 30px;
  color: var(--paper);
}

.page-about .about-team-seg:nth-child(1) {
  background: var(--thangka-red);
}

.page-about .about-team-seg:nth-child(2) {
  background: var(--lake-blue);
}

.page-about .about-team-seg:nth-child(3) {
  background: var(--prayer-green);
}

.page-about .about-team-seg:nth-child(4) {
  background: var(--ink-black);
  color: var(--gold-light);
}

.page-about .about-team-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border: 1px solid currentColor;
  border-radius: 50%;
  opacity: 0.9;
}

.page-about .about-team-name {
  margin-top: 16px;
  font-family: var(--font-display);
  font-size: var(--fs-md);
  letter-spacing: -0.01em;
}

.page-about .about-team-desc {
  margin-top: 6px;
  font-size: var(--fs-sm);
  line-height: 1.7;
  opacity: 0.86;
}

/* ---------- 服务区域 ---------- */
.page-about .about-coverage-copy h2 {
  margin-top: 12px;
  font-size: clamp(1.55rem, 3.8vw, 2.35rem);
  color: var(--ink);
  max-width: 14em;
}

.page-about .about-coverage-copy p {
  margin-top: 18px;
  color: var(--about-soft);
}

.page-about .about-paths {
  list-style: none;
  margin: 24px 0 0;
  padding: 0;
  display: grid;
  gap: 0;
  border-top: 1px solid var(--about-gold-rule);
}

.page-about .about-paths li {
  display: flex;
  align-items: baseline;
  gap: 14px;
  padding: 12px 0;
  border-bottom: 1px solid var(--about-gold-rule);
  font-size: var(--fs-sm);
  color: var(--about-soft);
}

.page-about .about-paths .mono {
  color: var(--lake-blue);
  letter-spacing: 0.08em;
  font-size: var(--fs-xs);
}

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

/* ---------- 做事方式 ---------- */
.page-about .about-principles {
  padding: var(--about-pad-y) 0;
  color: var(--gold-light);
  background:
    radial-gradient(72% 62% at 84% 6%, rgba(46, 110, 142, 0.32), transparent 62%),
    radial-gradient(60% 50% at 4% 92%, rgba(178, 58, 47, 0.26), transparent 60%),
    var(--ink-black);
}

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

.page-about .about-principles-head h2 {
  margin-top: 12px;
  font-size: clamp(1.7rem, 4.2vw, 2.7rem);
  color: var(--gold-light);
}

.page-about .about-principles-grid {
  margin-top: clamp(30px, 5vw, 52px);
  display: grid;
  gap: clamp(26px, 4vw, 44px);
}

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

.page-about .about-principle-list {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--about-gold-soft);
}

.page-about .about-principle-list li {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 16px;
  padding: 22px 0;
  border-bottom: 1px solid var(--about-gold-soft);
}

.page-about .about-principle-num {
  font-size: var(--fs-sm);
  letter-spacing: 0.1em;
  color: var(--gold);
  padding-top: 4px;
}

.page-about .about-principle-list h3 {
  font-size: var(--fs-md);
  color: var(--gold-light);
}

.page-about .about-principle-list p {
  margin-top: 10px;
  font-size: var(--fs-sm);
  line-height: 1.8;
  color: rgba(240, 217, 160, 0.76);
}

.page-about .about-principles-foot {
  margin-top: clamp(28px, 4vw, 44px);
  max-width: 44em;
  padding-top: 20px;
  border-top: 1px solid var(--about-gold-soft);
  font-size: var(--fs-sm);
  line-height: 1.85;
  color: rgba(240, 217, 160, 0.62);
}

/* ---------- 年度回顾 ---------- */
.page-about .about-review {
  background:
    radial-gradient(80% 70% at 96% 0%, rgba(214, 169, 74, 0.14), transparent 62%),
    var(--paper);
}

.page-about .about-review-inner {
  max-width: 46rem;
}

.page-about .about-review-inner h2 {
  margin-top: 12px;
  font-size: clamp(1.6rem, 4vw, 2.4rem);
  color: var(--ink);
}

.page-about .about-review-inner p {
  margin-top: 18px;
  color: var(--about-soft);
}

.page-about .about-review-actions {
  margin-top: 28px;
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}

/* ---------- 页尾入口 ---------- */
.page-about .about-next {
  border-top: 1px solid var(--about-gold-rule);
  padding: 26px 0 42px;
}

.page-about .about-next-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 12px 28px;
}

.page-about .about-next-list a {
  font-size: var(--fs-sm);
  color: var(--ink);
  text-decoration: none;
  border-bottom: 1px solid var(--about-gold-rule);
  padding-bottom: 3px;
  transition: color var(--t-fast) var(--ease), border-color var(--t-fast) var(--ease);
}

.page-about .about-next-list a:hover {
  color: var(--thangka-red);
  border-color: var(--thangka-red);
}

/* ---------- 中屏 ---------- */
@media (min-width: 720px) {
  .page-about .about-stages {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 18px;
  }

  .page-about .about-team-band {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    overflow: visible;
  }

  .page-about .about-team-seg {
    flex: none;
    min-width: 0;
    padding: 36px 24px 40px;
  }
}

/* ---------- 桌面 ---------- */
@media (min-width: 900px) {
  .page-about .about-hero-grid {
    grid-template-columns: minmax(0, 1.45fr) minmax(0, 1fr);
    align-items: start;
    gap: clamp(40px, 5vw, 76px);
  }

  .page-about .about-what-grid {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    gap: clamp(36px, 5vw, 80px);
    align-items: start;
  }

  .page-about .about-timeline-grid {
    display: grid;
    grid-template-columns: 170px minmax(0, 1fr);
    gap: clamp(32px, 5vw, 76px);
    align-items: start;
  }

  .page-about .about-axis {
    position: sticky;
    top: 28px;
    align-self: start;
  }

  .page-about .about-axis-list {
    flex-direction: column;
    gap: 0;
    overflow: visible;
    margin-top: 20px;
    padding-left: 22px;
    position: relative;
  }

  .page-about .about-axis-list::before {
    content: "";
    position: absolute;
    left: 5px;
    top: 14px;
    bottom: 14px;
    width: 1px;
    background: linear-gradient(180deg, var(--gold), rgba(214, 169, 74, 0.12));
  }

  .page-about .about-axis-link {
    display: flex;
    align-items: baseline;
    gap: 12px;
    padding: 10px 0;
    border: 0;
    clip-path: none;
    background: none;
    position: relative;
    transition: color var(--t-fast) var(--ease);
  }

  .page-about .about-axis-link::before {
    content: "";
    position: absolute;
    left: -21px;
    top: 19px;
    width: 9px;
    height: 9px;
    border-radius: 50%;
    border: 1px solid var(--gold);
    background: var(--ink-black);
    transition: background var(--t-fast) var(--ease), box-shadow var(--t-fast) var(--ease);
  }

  .page-about .about-axis-link:hover,
  .page-about .about-axis-link[aria-current="location"] {
    background: none;
    color: var(--gold);
  }

  .page-about .about-axis-link:hover::before,
  .page-about .about-axis-link[aria-current="location"]::before {
    background: var(--thangka-red);
    border-color: var(--thangka-red);
    box-shadow: 0 0 0 4px rgba(178, 58, 47, 0.24);
  }

  .page-about .about-stages {
    margin-top: 0;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 22px;
  }

  .page-about .about-stage {
    padding: 30px 30px 32px;
  }

  .page-about .about-team-top {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    align-items: center;
    gap: clamp(36px, 5vw, 72px);
  }

  .page-about .about-principles-grid {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    gap: clamp(36px, 5vw, 76px);
    align-items: start;
  }

  .page-about .about-principles-media {
    position: sticky;
    top: 32px;
  }
}

/* ---------- 动效降级 ---------- */
@media (prefers-reduced-motion: reduce) {
  .page-about .about-axis-link,
  .page-about .about-axis-link::before,
  .page-about .about-next-list a {
    transition: none;
  }
}
<<<END>>>