.page-about {
  --about-rail-w: 224px;
  --about-gap: 56px;
  background: var(--warm-white);
  color: var(--ink);
}

/* ---------- 页头 ---------- */
.page-about .about-head {
  position: relative;
  overflow: hidden;
}

.page-about .about-head::after {
  content: "";
  position: absolute;
  right: -140px;
  top: -160px;
  width: 420px;
  height: 420px;
  border-radius: 50%;
  background: radial-gradient(circle at center, rgba(200, 162, 74, 0.24), rgba(200, 162, 74, 0) 70%);
  pointer-events: none;
}

.page-about .about-head > .wrap {
  position: relative;
  z-index: 1;
}

.page-about .about-head__title {
  margin: 18px 0 0;
  max-width: 24ch;
  font-family: var(--font-sans);
  font-weight: 900;
  font-size: clamp(28px, 5vw, 46px);
  line-height: 1.22;
  letter-spacing: -0.02em;
  color: #FFFFFF;
}

.page-about .about-head__lead {
  margin: 20px 0 0;
  max-width: 64ch;
  font-family: var(--font-body);
  font-size: 17px;
  line-height: 1.9;
  color: rgba(244, 246, 248, 0.82);
}

.page-about .about-head__facts {
  list-style: none;
  margin: 34px 0 0;
  padding: 24px 0 0;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 22px 16px;
  border-top: 1px solid var(--line-light);
}

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

.page-about .about-head__num {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-weight: 700;
  font-size: clamp(24px, 4vw, 34px);
  line-height: 1;
  color: var(--gold-bright);
}

.page-about .about-head__lbl {
  font-family: var(--font-sans);
  font-size: 13px;
  line-height: 1.6;
  color: rgba(244, 246, 248, 0.62);
}

/* ---------- 分屏骨架 ---------- */
.page-about .about-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 34px;
  padding-top: 40px;
  padding-bottom: 72px;
}

.page-about .about-rail {
  min-width: 0;
}

.page-about .about-rail__inner {
  display: grid;
  gap: 26px;
}

.page-about .about-rail__group {
  min-width: 0;
}

.page-about .about-rail__cap {
  margin: 0 0 12px;
  font-family: var(--font-sans);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.16em;
  color: var(--slate);
}

.page-about .year-scale {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 2px 16px;
}

.page-about .year-scale__item a {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 4px 0;
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: 14px;
  color: var(--slate);
  text-decoration: none;
  transition: color var(--ease);
}

.page-about .year-scale__tick {
  display: block;
  width: 18px;
  height: 1px;
  background: var(--line-dark);
  transition: background var(--ease), width var(--ease);
}

.page-about .year-scale__item a:hover,
.page-about .year-scale__item a:focus-visible {
  color: var(--deep-sea);
}

.page-about .year-scale__item a:hover .year-scale__tick,
.page-about .year-scale__item a:focus-visible .year-scale__tick {
  width: 30px;
  background: var(--gold);
}

.page-about .about-index {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 2px;
}

.page-about .about-index__link {
  display: block;
  padding: 7px 10px;
  font-family: var(--font-sans);
  font-size: 14px;
  line-height: 1.5;
  color: var(--slate);
  text-decoration: none;
  border-left: 2px solid transparent;
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  transition: color var(--ease), border-color var(--ease), background var(--ease);
}

.page-about .about-index__link:hover,
.page-about .about-index__link:focus-visible {
  color: var(--deep-sea);
  border-left-color: var(--gold);
  background: var(--fog);
}

.page-about .about-top {
  justify-self: start;
  font-family: var(--font-sans);
  font-size: 13px;
  color: var(--slate);
  text-decoration: none;
  border-bottom: 1px solid var(--line-dark);
  padding-bottom: 2px;
  transition: color var(--ease), border-color var(--ease);
}

.page-about .about-top:hover,
.page-about .about-top:focus-visible {
  color: var(--cinnabar);
  border-bottom-color: var(--cinnabar);
}

/* ---------- 内容块 ---------- */
.page-about .about-stream {
  min-width: 0;
}

.page-about .about-block {
  padding-top: 44px;
  scroll-margin-top: calc(var(--header-h) + 24px);
}

.page-about .about-stream > .about-block:first-child {
  padding-top: 0;
}

.page-about .about-block + .about-block {
  margin-top: 12px;
  border-top: 1px solid var(--line-dark);
}

.page-about .about-block__title {
  margin: 12px 0 0;
  font-family: var(--font-sans);
  font-weight: 700;
  font-size: clamp(22px, 3.6vw, 30px);
  line-height: 1.35;
  color: var(--deep-sea);
}

.page-about .about-block__title::after {
  content: "";
  display: block;
  width: 24px;
  height: 2px;
  margin-top: 14px;
  background: var(--gold);
}

.page-about .about-block__lead {
  margin: 16px 0 0;
  max-width: 66ch;
  font-family: var(--font-body);
  font-size: 17px;
  line-height: 1.9;
  color: #2C3641;
}

.page-about .about-block__lead--after {
  margin-top: 22px;
}

/* ---------- 团队卡片 ---------- */
.page-about .team-grid {
  margin-top: 28px;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 14px;
}

.page-about .team-card {
  padding: 22px 20px;
  background: #FFFFFF;
  border: 1px solid var(--line-dark);
  border-radius: var(--radius);
  transition: border-color var(--ease), background var(--ease);
}

.page-about .team-card:hover {
  border-color: var(--line-gold);
  background: #FFFDF8;
}

.page-about .team-card__no {
  margin: 0;
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: 13px;
  letter-spacing: 0.1em;
  color: var(--gold);
}

.page-about .team-card__name {
  margin: 8px 0 0;
  font-family: var(--font-sans);
  font-weight: 700;
  font-size: 19px;
  line-height: 1.4;
  color: var(--deep-sea);
}

.page-about .team-card__desc {
  margin: 10px 0 0;
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.85;
  color: #2C3641;
}

/* ---------- 图片 ---------- */
.page-about .about-figure {
  margin: 28px 0 0;
}

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

.page-about .about-figure__cap {
  margin: 12px 0 0;
  padding-left: 12px;
  border-left: 2px solid var(--line-gold);
  font-family: var(--font-sans);
  font-size: 14px;
  line-height: 1.75;
  color: var(--slate);
}

/* ---------- 流程步骤 ---------- */
.page-about .flow {
  list-style: none;
  margin: 28px 0 0;
  padding: 0;
  counter-reset: flowstep;
}

.page-about .flow__step {
  position: relative;
  counter-increment: flowstep;
  padding: 20px 0 20px 54px;
  border-top: 1px solid var(--line-dark);
  transition: background var(--ease);
}

.page-about .flow__step:last-child {
  border-bottom: 1px solid var(--line-dark);
}

.page-about .flow__step::before {
  content: "0" counter(flowstep);
  position: absolute;
  left: 0;
  top: 22px;
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: 15px;
  letter-spacing: 0.06em;
  color: var(--gold);
}

.page-about .flow__step:hover,
.page-about .flow__step:focus-within {
  background: rgba(244, 246, 248, 0.7);
}

.page-about .flow__step:focus-visible {
  outline: 2px solid var(--gold);
  outline-offset: 4px;
}

.page-about .flow__step h3 {
  margin: 0;
  font-family: var(--font-sans);
  font-weight: 700;
  font-size: 18px;
  line-height: 1.4;
  color: var(--deep-sea);
}

.page-about .flow__step > p {
  margin: 8px 0 0;
  max-width: 62ch;
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.85;
  color: #2C3641;
}

.page-about .flow__step .flow__note {
  max-height: 0;
  opacity: 0;
  overflow: hidden;
  margin-top: 0;
  padding-left: 12px;
  border-left: 2px solid var(--line-gold);
  font-family: var(--font-sans);
  font-size: 14px;
  line-height: 1.75;
  color: var(--slate);
  transition: max-height 180ms ease, opacity 180ms ease, margin-top 180ms ease;
}

.page-about .flow__step:hover .flow__note,
.page-about .flow__step:focus-within .flow__note,
.page-about .flow__step:focus-visible .flow__note {
  max-height: 240px;
  opacity: 1;
  margin-top: 12px;
}

/* ---------- 互校数据 ---------- */
.page-about .cross-stats {
  list-style: none;
  margin: 28px 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1px;
  background: var(--line-dark);
  border: 1px solid var(--line-dark);
  border-radius: var(--radius);
  overflow: hidden;
}

.page-about .cross-stat {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 20px 18px;
  background: var(--warm-white);
}

.page-about .cross-stat__num {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-weight: 700;
  font-size: 34px;
  line-height: 1;
  color: var(--gold);
}

.page-about .cross-stat__lbl {
  font-family: var(--font-sans);
  font-size: 14px;
  line-height: 1.7;
  color: var(--slate);
}

/* ---------- 时间轴 ---------- */
.page-about .timeline {
  list-style: none;
  margin: 32px 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
}

.page-about .timeline__node {
  position: relative;
  padding: 0 0 26px 26px;
}

.page-about .timeline__node::before {
  content: "";
  position: absolute;
  left: 0;
  top: 6px;
  bottom: 0;
  width: 1px;
  background: var(--line-dark);
}

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

.page-about .timeline__node:last-child::before {
  bottom: auto;
  height: 14px;
}

.page-about .timeline__dot {
  position: absolute;
  left: -4px;
  top: 3px;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--gold-bright);
  box-shadow: 0 0 0 3px var(--warm-white);
}

.page-about .timeline__year {
  display: block;
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-weight: 700;
  font-size: 18px;
  line-height: 1.2;
  color: var(--deep-sea);
}

.page-about .timeline__title {
  margin: 8px 0 0;
  font-family: var(--font-sans);
  font-weight: 700;
  font-size: 17px;
  line-height: 1.45;
  color: var(--deep-sea);
}

.page-about .timeline__node p {
  margin: 8px 0 0;
  max-width: 46ch;
  font-family: var(--font-body);
  font-size: 15.5px;
  line-height: 1.85;
  color: #2C3641;
}

/* ---------- 内容准则 ---------- */
.page-about .rule-list {
  margin-top: 28px;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1px;
  background: var(--line-dark);
  border-top: 1px solid var(--line-dark);
  border-bottom: 1px solid var(--line-dark);
}

.page-about .rule-item {
  padding: 20px 0;
  background: var(--warm-white);
}

.page-about .rule-item__title {
  margin: 0;
  font-family: var(--font-sans);
  font-weight: 700;
  font-size: 17px;
  line-height: 1.45;
  color: var(--deep-sea);
}

.page-about .rule-item__desc {
  margin: 8px 0 0;
  max-width: 60ch;
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.85;
  color: #2C3641;
}

/* ---------- 年度回顾 ---------- */
.page-about .review-grid {
  margin-top: 28px;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 14px;
}

.page-about .review-card {
  display: block;
  padding: 22px 20px;
  background: var(--fog);
  border: 1px solid transparent;
  border-left: 3px solid var(--indigo);
  border-radius: var(--radius-sm) var(--radius) var(--radius) var(--radius-sm);
  text-decoration: none;
  transition: border-color var(--ease), background var(--ease), border-left-color var(--ease);
}

.page-about .review-card:hover,
.page-about .review-card:focus-visible {
  background: #FFFFFF;
  border-color: var(--line-gold);
  border-left-color: var(--gold);
}

.page-about .review-card__tag {
  display: inline-block;
  font-family: var(--font-sans);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--jade);
}

.page-about .review-card__title {
  margin: 10px 0 0;
  font-family: var(--font-sans);
  font-weight: 700;
  font-size: 18px;
  line-height: 1.45;
  color: var(--deep-sea);
}

.page-about .review-card__desc {
  margin: 8px 0 0;
  font-family: var(--font-body);
  font-size: 15.5px;
  line-height: 1.85;
  color: #2C3641;
}

.page-about .review-card__more {
  display: inline-block;
  margin-top: 14px;
  font-family: var(--font-sans);
  font-size: 14px;
  color: var(--cinnabar);
}

/* ---------- 结尾行动区 ---------- */
.page-about .about-cta {
  margin-top: 52px;
  padding: 30px 24px;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 22px;
  background: linear-gradient(140deg, var(--deep-sea) 0%, var(--indigo) 100%);
  border-radius: var(--radius);
}

.page-about .about-cta__title {
  margin: 0;
  font-family: var(--font-sans);
  font-weight: 700;
  font-size: clamp(20px, 3vw, 26px);
  line-height: 1.4;
  color: #FFFFFF;
}

.page-about .about-cta__desc {
  margin: 14px 0 0;
  max-width: 58ch;
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.85;
  color: rgba(244, 246, 248, 0.78);
}

.page-about .about-cta__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.page-about .about-cta__actions .btn {
  text-decoration: none;
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-about .team-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 16px;
  }

  .page-about .about-head__facts {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

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

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

  .page-about .about-cta {
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: center;
    padding: 34px 32px;
  }
}

@media (min-width: 820px) {
  .page-about .timeline {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 0 26px;
    margin-top: 44px;
  }

  .page-about .timeline__node {
    padding: 44px 0 0;
  }

  .page-about .timeline__node::before {
    top: 24px;
    left: 0;
    right: 0;
    bottom: auto;
    width: auto;
    height: 1px;
  }

  .page-about .timeline__node:last-child::before {
    height: 1px;
    bottom: auto;
  }

  .page-about .timeline__dot {
    left: 0;
    top: 20px;
    box-shadow: none;
  }

  .page-about .timeline__year {
    position: absolute;
    top: 0;
    left: 0;
  }

  .page-about .rule-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    column-gap: 40px;
  }

  .page-about .rule-item {
    border-top: 1px solid var(--line-dark);
  }

  .page-about .rule-list {
    border-top: 0;
    border-bottom: 0;
    background: transparent;
    gap: 0;
  }

  .page-about .rule-item:first-child,
  .page-about .rule-item:nth-child(2) {
    border-top: 1px solid var(--line-dark);
  }
}

@media (min-width: 960px) {
  .page-about .about-layout {
    grid-template-columns: var(--about-rail-w) minmax(0, 1fr);
    gap: var(--about-gap);
    padding-top: 60px;
    padding-bottom: 96px;
  }

  .page-about .about-rail__inner {
    position: sticky;
    top: calc(var(--header-h) + 28px);
    padding-left: 20px;
    border-left: 1px solid var(--line-dark);
    gap: 30px;
  }

  .page-about .year-scale {
    flex-direction: column;
    flex-wrap: nowrap;
    gap: 1px;
  }

  .page-about .about-block {
    padding-top: 56px;
  }

  .page-about .about-stream > .about-block:first-child {
    padding-top: 0;
  }
}
</｜｜DSML｜｜ parameter>
</invoke>
</result>