.page-about {
  --about-gap: clamp(28px, 5vw, 56px);
  background: var(--bg);
  color: var(--ink);
  overflow-x: hidden;
}

.page-about .section-pad {
  padding: clamp(56px, 8vw, 104px) 0;
}

.page-about h2 {
  margin: 0 0 14px;
  font-size: clamp(26px, 3.6vw, 40px);
  font-weight: 800;
  line-height: 1.22;
  letter-spacing: -0.02em;
  color: var(--deep);
}

.page-about h3 {
  margin: 0 0 8px;
  font-size: 19px;
  font-weight: 700;
  line-height: 1.42;
  color: var(--deep);
}

.page-about h4 {
  margin: 0 0 6px;
  font-size: 17px;
  font-weight: 700;
  line-height: 1.4;
  color: var(--white);
}

.page-about p {
  margin: 0 0 14px;
  font-size: 17px;
  line-height: 1.85;
}

.page-about .eyebrow {
  margin: 0 0 12px;
  font-size: 14px;
  font-weight: 600;
  letter-spacing: .04em;
}

.page-about .eyebrow--light {
  color: var(--sun);
}

.page-about .section-head {
  max-width: 46em;
  margin-bottom: clamp(28px, 4vw, 46px);
}

.page-about .section-sub {
  margin: 0;
  font-size: 16px;
  line-height: 1.8;
  color: var(--stone);
}

.page-about .media-cut {
  display: block;
  position: relative;
  overflow: hidden;
  background: var(--shallow);
  clip-path: polygon(0 0, calc(100% - var(--cut-lg)) 0, 100% var(--cut-lg), 100% 100%, 0 100%);
}

.page-about .media-cut img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  filter: saturate(.9) contrast(.98);
}

.page-about .media-cut::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: linear-gradient(150deg, rgba(21, 106, 147, .18), rgba(11, 62, 99, .06));
}

.page-about figcaption {
  margin-top: 12px;
  font-size: 14px;
  line-height: 1.7;
  color: var(--stone);
}

/* ---------- 首屏 ---------- */

.page-about .about-hero {
  position: relative;
  padding: clamp(20px, 4vw, 36px) 0 clamp(76px, 10vw, 124px);
  background: linear-gradient(152deg, #0B3E63 0%, #0B3E63 44%, #12557d 100%);
  color: var(--white);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 26px), 0 100%);
  overflow: hidden;
}

.page-about .about-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image:
    radial-gradient(70% 60% at 88% 4%, rgba(47, 158, 110, .32), transparent 62%),
    repeating-linear-gradient(116deg, rgba(255, 255, 255, .06) 0 2px, transparent 2px 24px);
}

.page-about .hero-inner {
  position: relative;
  z-index: 1;
}

.page-about .about-hero .breadcrumb {
  margin-bottom: clamp(24px, 4vw, 40px);
  font-size: 14px;
}

.page-about .about-hero .breadcrumb a {
  color: rgba(255, 255, 255, .78);
  text-decoration: none;
}

.page-about .about-hero .breadcrumb a:hover {
  color: var(--sun);
  text-decoration: underline;
}

.page-about .about-hero .breadcrumb span {
  color: rgba(255, 255, 255, .62);
}

.page-about .crumb-sep {
  margin: 0 8px;
  color: rgba(255, 255, 255, .4) !important;
}

.page-about .about-hero .eyebrow {
  color: var(--sun);
}

.page-about .about-hero h1 {
  margin: 0 0 22px;
  max-width: 12em;
  font-size: clamp(34px, 6.4vw, 68px);
  font-weight: 800;
  line-height: 1.14;
  letter-spacing: -0.02em;
  color: var(--white);
}

.page-about .hero-lede {
  max-width: 34em;
  margin: 0 0 34px;
  font-size: clamp(16px, 1.6vw, 19px);
  line-height: 1.85;
  color: rgba(255, 255, 255, .86);
}

.page-about .hero-facts {
  list-style: none;
  margin: 0 0 34px;
  padding: 0;
  display: grid;
  gap: 14px;
  grid-template-columns: 1fr;
}

.page-about .hero-facts li {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding-left: 14px;
  border-left: 3px solid var(--coral);
  font-size: 14px;
  line-height: 1.6;
  color: rgba(255, 255, 255, .78);
}

.page-about .fact-num {
  flex: none;
  font-size: 20px;
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--white);
  font-variant-numeric: tabular-nums;
}

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

/* ---------- 起点 ---------- */

.page-about .origin-grid {
  display: grid;
  gap: var(--about-gap);
  grid-template-columns: 1fr;
}

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

.page-about .origin-points {
  list-style: none;
  margin: 24px 0 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-about .origin-points li {
  position: relative;
  padding-left: 26px;
  font-size: 15px;
  line-height: 1.7;
  color: var(--stone);
}

.page-about .origin-points li::before {
  content: "";
  position: absolute;
  left: 2px;
  top: 10px;
  width: 13px;
  height: 2px;
  background: var(--palm);
  transform: rotate(-8deg);
}

.page-about .origin-figure {
  margin: 0;
  filter: drop-shadow(0 14px 28px rgba(11, 62, 99, .14));
}

/* ---------- 时间轴 + 场景卡片 ---------- */

.page-about .about-route {
  background: linear-gradient(180deg, rgba(217, 234, 243, .62), rgba(250, 244, 232, 0) 78%);
}

.page-about .route-layout {
  display: grid;
  gap: var(--about-gap);
  grid-template-columns: 1fr;
}

.page-about .timeline {
  list-style: none;
  margin: 0;
  padding: 4px 0 4px 28px;
  position: relative;
}

.page-about .timeline::before {
  content: "";
  position: absolute;
  left: 8px;
  top: 10px;
  bottom: 10px;
  border-left: 2px dashed rgba(47, 158, 110, .55);
}

.page-about .timeline-item {
  position: relative;
  padding: 0 0 30px;
}

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

.page-about .timeline-item::before {
  content: "";
  position: absolute;
  left: -28px;
  top: 4px;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background: var(--palm);
  box-shadow: 0 0 0 4px rgba(47, 158, 110, .16);
  transition: transform 180ms var(--ease), box-shadow 180ms var(--ease);
}

.page-about .timeline-item:hover::before,
.page-about .timeline-item:focus-within::before {
  transform: scale(1.14);
  box-shadow: 0 0 0 7px rgba(47, 158, 110, .22);
}

.page-about .timeline-time {
  margin: 0 0 6px;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: .05em;
  color: var(--coral-deep);
  font-variant-numeric: tabular-nums;
}

.page-about .timeline-item h3 {
  margin-bottom: 6px;
}

.page-about .timeline-item p {
  margin: 0 0 6px;
  font-size: 15px;
  line-height: 1.75;
  color: var(--ink);
}

.page-about .timeline-note {
  font-size: 14px !important;
  line-height: 1.7 !important;
  color: var(--stone) !important;
  max-width: 30em;
}

.page-about .scene-wrap {
  min-width: 0;
}

.page-about .scene-hint {
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 0 0 14px;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: .03em;
  color: var(--stone);
}

.page-about .scene-hint::before {
  content: "";
  width: 24px;
  height: 2px;
  border-radius: 2px;
  background: var(--coral);
}

.page-about .scene-track {
  display: flex;
  gap: 14px;
  margin: 0 -20px;
  padding: 4px 20px 22px;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: thin;
}

.page-about .scene-track:focus-visible {
  outline: 2px solid var(--coral);
  outline-offset: 3px;
}

.page-about .scene-card {
  flex: 0 0 min(266px, 76vw);
  scroll-snap-align: start;
  padding: 20px 18px 22px;
  background: var(--surface);
  clip-path: polygon(0 0, calc(100% - var(--cut)) 0, 100% var(--cut), 100% 100%, 0 100%);
  filter: drop-shadow(0 6px 14px rgba(11, 62, 99, .08));
  transition: transform 180ms var(--ease), background-color 180ms var(--ease), filter 180ms var(--ease);
}

.page-about .scene-card:hover {
  transform: translateY(-4px);
  background-color: var(--coral-light);
  filter: drop-shadow(0 16px 24px rgba(11, 62, 99, .18));
}

.page-about .scene-stripe {
  display: block;
  width: 34px;
  height: 4px;
  margin-bottom: 16px;
  border-radius: 2px;
  background: var(--sea);
}

.page-about .scene-card:nth-child(2) .scene-stripe { background: var(--coral); }
.page-about .scene-card:nth-child(3) .scene-stripe { background: var(--palm); }
.page-about .scene-card:nth-child(4) .scene-stripe { background: var(--sun); }
.page-about .scene-card:nth-child(5) .scene-stripe { background: var(--deep); }

.page-about .scene-card .tag {
  margin: 0 0 12px;
  font-size: 12px;
}

.page-about .scene-card h3 {
  font-size: 20px;
  margin-bottom: 8px;
}

.page-about .scene-card p {
  margin: 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--stone);
}

.page-about .track-link {
  display: inline-block;
  margin-top: 4px;
  font-size: 15px;
  font-weight: 600;
  color: var(--coral-deep);
  text-decoration: none;
  border-bottom: 2px solid rgba(217, 68, 31, .3);
  padding-bottom: 2px;
}

.page-about .track-link:hover {
  border-bottom-color: var(--coral-deep);
}

/* ---------- 团队四条线 ---------- */

.page-about .about-team {
  position: relative;
  background: var(--shallow);
  overflow: hidden;
}

.page-about .about-team::after {
  content: "";
  position: absolute;
  right: -60px;
  top: -60px;
  width: 240px;
  height: 240px;
  border-radius: 50%;
  background: rgba(255, 107, 74, .12);
  pointer-events: none;
}

.page-about .team-figure {
  position: relative;
  z-index: 1;
  display: grid;
  gap: 18px;
  grid-template-columns: 1fr;
}

.page-about .team-total {
  padding: 28px 24px 26px;
  background: var(--deep);
  color: var(--white);
  clip-path: polygon(0 0, calc(100% - var(--cut-lg)) 0, 100% var(--cut-lg), 100% 100%, 0 100%);
}

.page-about .total-num {
  margin: 0 0 6px;
  font-size: clamp(48px, 8vw, 68px);
  font-weight: 800;
  line-height: 1;
  letter-spacing: -0.03em;
  color: var(--sun);
  font-variant-numeric: tabular-nums;
}

.page-about .total-label {
  margin: 0;
  font-size: 15px;
  line-height: 1.7;
  color: rgba(255, 255, 255, .82);
}

.page-about .team-crews {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 14px;
  grid-template-columns: 1fr;
}

.page-about .crew {
  padding: 20px 18px 22px;
  background: var(--white);
  border-left: 4px solid var(--sea);
  clip-path: polygon(0 0, calc(100% - var(--cut)) 0, 100% var(--cut), 100% 100%, 0 100%);
  transition: transform 180ms var(--ease);
}

.page-about .crew:hover {
  transform: translateY(-4px);
}

.page-about .crew--content { border-left-color: var(--sea); }
.page-about .crew--product { border-left-color: var(--coral); }
.page-about .crew--tech { border-left-color: var(--palm); }
.page-about .crew--service { border-left-color: var(--deep); }

.page-about .crew-label {
  margin: 0 0 8px;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: .05em;
  color: var(--stone);
}

.page-about .crew h3 {
  margin-bottom: 6px;
  font-size: 18px;
}

.page-about .crew p:last-child {
  margin: 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--stone);
}

/* ---------- 内容体系 ---------- */

.page-about .content-grid {
  display: grid;
  gap: var(--about-gap);
  grid-template-columns: 1fr;
}

.page-about .content-figure {
  margin: 0;
  filter: drop-shadow(0 14px 28px rgba(11, 62, 99, .12));
}

.page-about .content-copy > p {
  color: var(--ink);
}

.page-about .fact-list {
  list-style: none;
  margin: 26px 0 0;
  padding: 0;
}

.page-about .fact-list li {
  display: grid;
  gap: 4px 20px;
  grid-template-columns: 1fr;
  padding: 16px 0;
  border-top: 1px dashed var(--line);
}

.page-about .fact-list li:last-child {
  border-bottom: 1px dashed var(--line);
}

.page-about .fact-key {
  font-size: 17px;
  font-weight: 700;
  color: var(--deep);
  font-variant-numeric: tabular-nums;
}

.page-about .fact-val {
  font-size: 15px;
  line-height: 1.75;
  color: var(--stone);
}

/* ---------- 合作网络 ---------- */

.page-about .about-partners {
  background: linear-gradient(180deg, rgba(255, 226, 216, .5), rgba(250, 244, 232, 0) 82%);
}

.page-about .partner-grid {
  list-style: none;
  margin: 0 0 30px;
  padding: 0;
  display: grid;
  gap: 16px;
  grid-template-columns: 1fr;
}

.page-about .partner-card {
  padding: 24px 20px 26px;
  background: var(--surface);
  clip-path: polygon(0 0, calc(100% - var(--cut-lg)) 0, 100% var(--cut-lg), 100% 100%, 0 100%);
  filter: drop-shadow(0 8px 16px rgba(11, 62, 99, .09));
  transition: transform 180ms var(--ease), filter 180ms var(--ease);
}

.page-about .partner-card:hover {
  transform: translateY(-4px);
  filter: drop-shadow(0 16px 26px rgba(11, 62, 99, .18));
}

.page-about .partner-num {
  margin: 0 0 10px;
  font-size: 40px;
  font-weight: 800;
  line-height: 1;
  letter-spacing: -0.03em;
  color: var(--coral-deep);
  font-variant-numeric: tabular-nums;
}

.page-about .partner-card h3 {
  margin-bottom: 8px;
  font-size: 18px;
}

.page-about .partner-card p {
  margin: 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--stone);
}

.page-about .network-grid {
  display: grid;
  gap: 20px;
  grid-template-columns: 1fr;
}

.page-about .island-map {
  padding: 20px 18px 16px;
  background: var(--surface);
  clip-path: polygon(0 0, calc(100% - var(--cut-lg)) 0, 100% var(--cut-lg), 100% 100%, 0 100%);
}

.page-about .island-map svg {
  display: block;
  width: 100%;
  height: auto;
}

.page-about .map-shape {
  fill: rgba(217, 234, 243, .72);
  stroke: rgba(21, 106, 147, .42);
  stroke-width: 1.5;
  stroke-dasharray: 6 6;
}

.page-about .map-dot {
  r: 6;
  opacity: .92;
  transition: r 180ms var(--ease), opacity 180ms var(--ease);
}

.page-about .map-dot:hover {
  r: 9;
  opacity: 1;
}

.page-about .map-dot--coral { fill: var(--coral); }
.page-about .map-dot--palm { fill: var(--palm); }
.page-about .map-dot--sea { fill: var(--sea); }

.page-about .map-legend {
  list-style: none;
  margin: 16px 0 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 10px 20px;
  font-size: 14px;
  color: var(--stone);
}

.page-about .dot {
  display: inline-block;
  width: 10px;
  height: 10px;
  margin-right: 7px;
  border-radius: 50%;
  vertical-align: baseline;
}

.page-about .dot--coral { background: var(--coral); }
.page-about .dot--palm { background: var(--palm); }
.page-about .dot--sea { background: var(--sea); }

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

/* ---------- 认可与接下来 ---------- */

.page-about .about-recognition {
  position: relative;
  background: var(--deep);
  color: var(--white);
  overflow: hidden;
}

.page-about .about-recognition::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image:
    radial-gradient(60% 55% at 8% 8%, rgba(47, 158, 110, .3), transparent 64%),
    repeating-linear-gradient(118deg, rgba(255, 255, 255, .05) 0 2px, transparent 2px 26px);
}

.page-about .recog-grid {
  position: relative;
  z-index: 1;
  display: grid;
  gap: var(--about-gap);
  grid-template-columns: 1fr;
}

.page-about .about-recognition h2 {
  color: var(--white);
}

.page-about .recog-award p {
  color: rgba(255, 255, 255, .84);
  max-width: 34em;
}

.page-about .award-note {
  padding-left: 16px;
  border-left: 3px solid var(--sun);
  font-size: 15px !important;
  color: rgba(255, 255, 255, .7) !important;
}

.page-about .next-title {
  margin: 0 0 18px;
  font-size: 20px;
  color: var(--sun);
}

.page-about .next-list {
  list-style: none;
  margin: 0 0 30px;
  padding: 0;
  counter-reset: nextstep;
  display: grid;
  gap: 18px;
}

.page-about .next-list li {
  position: relative;
  padding-left: 46px;
  counter-increment: nextstep;
}

.page-about .next-list li::before {
  content: counter(nextstep, decimal-leading-zero);
  position: absolute;
  left: 0;
  top: 2px;
  font-size: 15px;
  font-weight: 700;
  letter-spacing: .04em;
  color: var(--coral);
  font-variant-numeric: tabular-nums;
}

.page-about .next-list p {
  margin: 0;
  font-size: 15px;
  line-height: 1.75;
  color: rgba(255, 255, 255, .76);
}

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

/* ---------- 响应式 ---------- */

@media (min-width: 620px) {
  .page-about .hero-facts {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 24px;
  }

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

  .page-about .fact-list li {
    grid-template-columns: minmax(140px, 0.52fr) minmax(0, 1fr);
    align-items: baseline;
  }
}

@media (min-width: 760px) {
  .page-about .partner-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (min-width: 900px) {
  .page-about .network-grid {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
    align-items: start;
  }

  .page-about .recog-grid {
    grid-template-columns: minmax(0, 0.92fr) minmax(0, 1.08fr);
    align-items: start;
  }

  .page-about .team-figure {
    grid-template-columns: minmax(0, 0.58fr) minmax(0, 1.42fr);
    align-items: start;
    gap: 20px;
  }
}

@media (min-width: 960px) {
  .page-about .origin-grid {
    grid-template-columns: minmax(0, 1.02fr) minmax(0, 1fr);
    align-items: center;
  }

  .page-about .route-layout {
    position: relative;
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.18fr);
    align-items: start;
  }

  .page-about .route-layout::before {
    content: "";
    position: absolute;
    left: 44%;
    top: 6%;
    bottom: 6%;
    width: 1px;
    background: repeating-linear-gradient(180deg, rgba(255, 107, 74, .38) 0 8px, transparent 8px 18px);
    transform: rotate(1.6deg);
    pointer-events: none;
  }

  .page-about .content-grid {
    grid-template-columns: minmax(0, 0.92fr) minmax(0, 1.08fr);
    align-items: start;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-about .scene-card,
  .page-about .crew,
  .page-about .partner-card,
  .page-about .timeline-item::before,
  .page-about .map-dot {
    transition: none;
  }

  .page-about .scene-card:hover,
  .page-about .crew:hover,
  .page-about .partner-card:hover {
    transform: none;
  }
}
<<<END>>>