.page-about {
  --about-axis: var(--line-strong);
  --about-tint: #D7E6E1;
}

.page-about .breadcrumb {
  margin-top: clamp(16px, 3vw, 28px);
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: .06em;
  color: var(--ink-soft);
}

.page-about .breadcrumb a {
  color: var(--grass);
  text-decoration: none;
}

.page-about .breadcrumb a:hover {
  text-decoration: underline;
}

.page-about .about-hero {
  padding-block: clamp(24px, 4vw, 48px) clamp(32px, 5vw, 64px);
}

.page-about .about-kicker {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin: 0 0 18px;
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: .16em;
  color: var(--grass);
}

.page-about .about-kicker::before {
  content: "";
  width: 34px;
  height: 2px;
  background: var(--sand);
}

.page-about .about-hero h1 {
  max-width: 20em;
  margin: 0;
  font-size: clamp(29px, 5.4vw, 60px);
  font-weight: 900;
  line-height: 1.16;
  letter-spacing: -.012em;
  color: var(--ink);
}

.page-about .about-hero .lead {
  max-width: 38em;
  margin: clamp(18px, 2.6vw, 28px) 0 0;
  font-size: clamp(16px, 1.6vw, 17.5px);
  line-height: 1.9;
  color: var(--ink-soft);
}

.page-about .about-jump {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: clamp(22px, 3vw, 32px);
}

.page-about .about-jump a {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 7px 12px;
  border: 1px solid var(--line);
  background: var(--paper);
  color: var(--ink);
  font-size: 13.5px;
  text-decoration: none;
  transition: border-color var(--dur) var(--ease), background-color var(--dur) var(--ease);
}

.page-about .about-jump a span {
  font-family: var(--font-mono);
  font-size: 11.5px;
  font-weight: 700;
  color: var(--grass);
}

.page-about .about-jump a:hover {
  border-color: var(--grass);
  background: var(--mist);
}

.page-about .about-stats {
  display: flex;
  flex-wrap: wrap;
  gap: 22px 46px;
  margin: clamp(26px, 3.6vw, 40px) 0 0;
  padding-top: 22px;
  border-top: 1px solid var(--line);
}

.page-about .about-stats dt {
  font-family: var(--font-mono);
  font-size: clamp(28px, 4vw, 42px);
  font-weight: 700;
  line-height: 1;
  color: var(--forest);
  font-variant-numeric: tabular-nums;
  border-bottom: 2px solid var(--sand);
  padding-bottom: 6px;
  display: inline-block;
}

.page-about .about-stats dd {
  margin: 8px 0 0;
  font-size: 13.5px;
  color: var(--ink-soft);
  letter-spacing: .02em;
}

.page-about .about-chapter {
  padding-block: clamp(44px, 6vw, 84px);
  border-top: 1px solid var(--line);
}

.page-about .about-chapter--mist {
  background: var(--mist);
  border-top-color: transparent;
}

.page-about .about-chapter--sand {
  background: var(--sand-pale);
  border-top-color: transparent;
}

.page-about .chapter-head {
  max-width: 46em;
  margin-bottom: clamp(26px, 3.6vw, 48px);
}

.page-about .chapter-num {
  display: block;
  margin-bottom: 10px;
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: .2em;
  color: var(--grass);
}

.page-about .chapter-title {
  margin: 0;
  font-size: clamp(24px, 3.4vw, 38px);
  font-weight: 800;
  line-height: 1.26;
  color: var(--ink);
}

.page-about .chapter-sub {
  margin: 14px 0 0;
  font-size: 16px;
  line-height: 1.88;
  color: var(--ink-soft);
}

.page-about .prose {
  margin: 0 0 16px;
  font-size: 15.5px;
  line-height: 1.9;
  color: var(--ink-soft);
}

.page-about .prose:last-child {
  margin-bottom: 0;
}

/* 01 我们做什么 */
.page-about .about-roles {
  display: grid;
  gap: 18px;
}

.page-about .role-card {
  position: relative;
  padding: 24px 22px 26px;
  background: var(--paper);
  border: 1px solid var(--line);
  box-shadow: var(--shadow-soft);
}

.page-about .role-mark {
  display: inline-block;
  margin-bottom: 14px;
  padding: 4px 10px;
  background: var(--sand-pale);
  border-left: 3px solid var(--sand);
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: .14em;
  color: var(--forest);
}

.page-about .role-card h3 {
  margin: 0 0 10px;
  font-size: 19px;
  font-weight: 700;
  line-height: 1.45;
  color: var(--ink);
}

.page-about .role-card p {
  margin: 0;
  font-size: 15px;
  line-height: 1.88;
  color: var(--ink-soft);
}

/* 02 时间刻度 */
.page-about .about-timeline {
  position: relative;
  margin: 0;
  padding: 0 0 0 32px;
  list-style: none;
}

.page-about .about-timeline::before {
  content: "";
  position: absolute;
  left: 7px;
  top: 10px;
  bottom: 10px;
  width: 1px;
  background: var(--about-axis);
}

.page-about .tl-node {
  position: relative;
  padding-bottom: 32px;
}

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

.page-about .tl-node::before {
  content: "";
  position: absolute;
  left: -32px;
  top: 7px;
  width: 15px;
  height: 15px;
  border-radius: 50%;
  background: var(--sand);
  border: 1px solid var(--forest);
  box-sizing: border-box;
}

.page-about .tl-year {
  display: block;
  margin-bottom: 6px;
  font-family: var(--font-mono);
  font-size: clamp(23px, 4.6vw, 32px);
  font-weight: 700;
  line-height: 1.1;
  letter-spacing: .02em;
  color: var(--forest);
  font-variant-numeric: tabular-nums;
}

.page-about .tl-body h3 {
  margin: 0 0 8px;
  font-size: 18px;
  font-weight: 700;
  line-height: 1.5;
  color: var(--ink);
}

.page-about .tl-body p {
  margin: 0;
  font-size: 15px;
  line-height: 1.88;
  color: var(--ink-soft);
}

/* 03 服务网络 */
.page-about .about-network {
  display: grid;
  gap: 26px;
}

.page-about .city-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 18px 0 20px;
  padding: 0;
  list-style: none;
}

.page-about .city-list li {
  padding: 5px 11px;
  border: 1px solid var(--line-strong);
  background: var(--paper);
  font-size: 13.5px;
  color: var(--ink);
}

.page-about .city-list li.city-more {
  border-style: dashed;
  border-color: var(--grass);
  background: var(--mist);
  color: var(--forest);
  font-weight: 600;
}

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

.page-about .about-figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
  border: 1px solid var(--line);
  background: var(--mist);
}

.page-about .figure-caption {
  margin-top: 10px;
  font-family: var(--font-mono);
  font-size: 12px;
  line-height: 1.7;
  letter-spacing: .03em;
  color: var(--ink-soft);
}

.page-about .table-scroll {
  margin-top: clamp(26px, 3.6vw, 40px);
  overflow-x: auto;
  border-top: 2px solid var(--forest);
}

.page-about .class-table {
  width: 100%;
  min-width: 520px;
  border-collapse: collapse;
  font-size: 14.5px;
}

.page-about .class-table caption {
  padding: 12px 0;
  text-align: left;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .14em;
  color: var(--ink-soft);
}

.page-about .class-table th,
.page-about .class-table td {
  padding: 12px 14px;
  text-align: left;
  border-bottom: 1px solid var(--line);
  vertical-align: top;
}

.page-about .class-table thead th {
  font-size: 12.5px;
  font-weight: 600;
  letter-spacing: .08em;
  color: var(--ink-soft);
  border-bottom: 1px solid var(--line-strong);
}

.page-about .class-table tbody th {
  font-weight: 700;
  color: var(--ink);
  white-space: nowrap;
}

.page-about .class-table tbody tr:nth-child(even) {
  background: var(--mist);
}

.page-about .class-table td {
  color: var(--ink-soft);
}

.page-about .class-table td.num {
  font-family: var(--font-mono);
  font-weight: 700;
  color: var(--forest);
  font-variant-numeric: tabular-nums;
  white-space: nowrap;
}

/* 04 商户审核 */
.page-about .about-quality {
  display: grid;
  gap: 26px;
}

.page-about .step-list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 16px;
}

.page-about .step-list li {
  display: grid;
  grid-template-columns: 34px 1fr;
  gap: 14px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--line-strong);
}

.page-about .step-list li:last-child {
  border-bottom: none;
  padding-bottom: 0;
}

.page-about .step-num {
  display: grid;
  place-items: center;
  width: 30px;
  height: 30px;
  border-radius: 50%;
  background: var(--grass);
  color: var(--paper);
  font-family: var(--font-mono);
  font-size: 12.5px;
  font-weight: 700;
}

.page-about .step-list h3 {
  margin: 3px 0 8px;
  font-size: 17.5px;
  font-weight: 700;
  line-height: 1.45;
  color: var(--ink);
}

.page-about .step-list p {
  margin: 0;
  font-size: 15px;
  line-height: 1.88;
  color: var(--ink-soft);
}

.page-about .quality-note {
  margin-top: clamp(24px, 3.4vw, 36px);
  padding: 20px 22px;
  background: var(--paper);
  border-left: 3px solid var(--clay);
  color: var(--ink);
}

/* 05 团队 */
.page-about .about-team {
  display: grid;
  gap: 26px;
}

.page-about .team-numbers {
  margin: 22px 0 22px;
  padding: 0;
  list-style: none;
}

.page-about .team-numbers li {
  display: grid;
  grid-template-columns: 88px 1fr;
  align-items: baseline;
  gap: 16px;
  padding: 13px 0;
  border-top: 1px solid var(--line-strong);
}

.page-about .team-numbers li:last-child {
  border-bottom: 1px solid var(--line-strong);
}

.page-about .tnum {
  font-family: var(--font-mono);
  font-size: 26px;
  font-weight: 700;
  line-height: 1.05;
  color: var(--forest);
  font-variant-numeric: tabular-nums;
  border-bottom: 2px solid var(--sand);
  padding-bottom: 3px;
}

.page-about .tlabel {
  font-size: 14.5px;
  line-height: 1.72;
  color: var(--ink-soft);
}

/* 06 年度回顾 */
.page-about .about-review {
  display: grid;
  gap: 26px;
}

.page-about .review-links {
  display: grid;
  gap: 10px;
  align-content: start;
}

.page-about .review-links a {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  padding: 14px 16px;
  background: var(--paper);
  border: 1px solid var(--line);
  color: var(--ink);
  font-size: 14.5px;
  font-weight: 600;
  text-decoration: none;
  transition: border-color var(--dur) var(--ease), background-color var(--dur) var(--ease), color var(--dur) var(--ease);
}

.page-about .review-links a::after {
  content: "\2192";
  font-family: var(--font-mono);
  color: var(--grass);
  flex: none;
}

.page-about .review-links a:hover {
  border-color: var(--grass);
  background: var(--paper);
  color: var(--forest);
}

/* 结尾行动区 */
.page-about .about-cta {
  padding-block: clamp(44px, 6vw, 76px);
  background: var(--forest);
  color: var(--paper);
}

.page-about .about-cta h2 {
  margin: 0;
  font-size: clamp(23px, 3.2vw, 36px);
  font-weight: 800;
  line-height: 1.28;
  color: var(--paper);
}

.page-about .about-cta p {
  max-width: 40em;
  margin: 14px 0 0;
  font-size: 15.5px;
  line-height: 1.88;
  color: var(--about-tint);
}

.page-about .cta-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 26px;
}

.page-about .cta-link {
  display: inline-flex;
  align-items: center;
  padding: 12px 24px;
  font-size: 15px;
  font-weight: 700;
  text-decoration: none;
  border: 1px solid transparent;
  transition: background-color var(--dur) var(--ease), color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-about .cta-link--solid {
  background: var(--sand);
  color: var(--ink);
  border-color: var(--sand);
}

.page-about .cta-link--solid:hover {
  background: #EFC97F;
  border-color: #EFC97F;
}

.page-about .cta-link--outline {
  border-color: rgba(252, 253, 251, .55);
  color: var(--paper);
}

.page-about .cta-link--outline:hover {
  background: rgba(252, 253, 251, .14);
  border-color: var(--paper);
}

/* 桌面端排版 */
@media (min-width: 760px) {
  .page-about .about-roles {
    grid-template-columns: repeat(3, 1fr);
    gap: 22px;
    align-items: start;
  }

  .page-about .role-card:nth-child(2) {
    margin-top: 26px;
  }

  .page-about .role-card:nth-child(3) {
    margin-top: 52px;
  }

  .page-about .about-network {
    grid-template-columns: 1.05fr .95fr;
    gap: 44px;
    align-items: start;
  }

  .page-about .about-quality {
    grid-template-columns: 1.1fr .9fr;
    gap: 44px;
    align-items: center;
  }

  .page-about .about-review {
    grid-template-columns: 1.25fr .75fr;
    gap: 44px;
    align-items: start;
  }
}

@media (min-width: 880px) {
  .page-about .about-timeline {
    padding-left: 0;
  }

  .page-about .about-timeline::before {
    left: 132px;
  }

  .page-about .tl-node {
    display: grid;
    grid-template-columns: 120px 1fr;
    gap: 40px;
    padding-bottom: 38px;
  }

  .page-about .tl-node::before {
    left: 125px;
    top: 6px;
  }

  .page-about .tl-year {
    margin-bottom: 0;
    text-align: right;
    line-height: 1.05;
    padding-top: 1px;
  }

  .page-about .about-team {
    grid-template-columns: .92fr 1.08fr;
    gap: 48px;
    align-items: start;
  }

  .page-about .about-hero .lead {
    font-size: 18px;
  }
}

@media (min-width: 1080px) {
  .page-about .about-stats {
    gap: 22px 72px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-about .about-jump a,
  .page-about .review-links a,
  .page-about .cta-link {
    transition: none;
  }
}
<<<END>>>