.page-about {
  --about-hair: rgba(11, 31, 51, 0.1);
  --about-gold-soft: rgba(227, 168, 59, 0.35);
  --about-paper-soft: rgba(251, 248, 242, 0.72);
  background: var(--paper);
  color: var(--ink);
  overflow-x: clip;
}

/* ---------- 首屏 ---------- */
.page-about .about-hero {
  position: relative;
  overflow: hidden;
  background: var(--ink);
  color: var(--paper);
  padding-top: clamp(22px, 4vw, 40px);
  padding-bottom: clamp(52px, 8vw, 100px);
}

.page-about .about-hero::before {
  content: "";
  position: absolute;
  top: -36%;
  right: -20%;
  width: min(840px, 112vw);
  aspect-ratio: 1 / 1;
  background: linear-gradient(155deg, var(--ink-2) 0%, rgba(19, 44, 71, 0) 74%);
  border-radius: 96px;
  transform: rotate(22deg);
  pointer-events: none;
}

.page-about .about-hero::after {
  content: "";
  position: absolute;
  left: -16%;
  bottom: -48%;
  width: min(560px, 92vw);
  aspect-ratio: 1 / 1;
  border: 2px solid rgba(227, 168, 59, 0.26);
  border-radius: 50%;
  transform: rotate(-14deg);
  pointer-events: none;
}

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

.page-about .about-hero .breadcrumb-link {
  color: rgba(251, 248, 242, 0.68);
  text-decoration: none;
}

.page-about .about-hero .breadcrumb-link:hover {
  color: var(--gold);
}

.page-about .about-hero .breadcrumb-current {
  color: var(--gold);
}

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

.page-about .about-hero-grid {
  display: grid;
  gap: clamp(30px, 5vw, 56px);
  align-items: center;
  margin-top: clamp(22px, 4vw, 44px);
}

.page-about .about-hero-copy {
  order: 1;
  min-width: 0;
}

.page-about .about-hero-media {
  order: 2;
}

.page-about .about-hero-head {
  display: flex;
  align-items: flex-start;
  gap: clamp(14px, 2vw, 26px);
  margin-top: 12px;
}

.page-about .about-hero h1 {
  flex: 1 1 auto;
  min-width: 0;
  margin: 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(34px, 7.4vw, 64px);
  line-height: 1.08;
  letter-spacing: -0.02em;
  color: var(--paper);
}

.page-about .about-vert-note {
  display: none;
  flex: 0 0 auto;
  margin: 6px 0 0;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: rgba(227, 168, 59, 0.86);
  writing-mode: vertical-rl;
  white-space: nowrap;
}

.page-about .about-hero .lede {
  margin: clamp(18px, 3vw, 26px) 0 0;
  max-width: 56ch;
  font-family: var(--font-body);
  font-size: clamp(15px, 2vw, 17.5px);
  line-height: 1.8;
  color: rgba(251, 248, 242, 0.78);
}

.page-about .about-hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: clamp(22px, 3.4vw, 34px);
}

.page-about .about-hero .btn-ghost {
  color: var(--paper);
  border-color: rgba(251, 248, 242, 0.38);
}

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

.page-about .about-hero-media {
  margin: 0;
  position: relative;
  width: 100%;
  max-width: 440px;
  aspect-ratio: 4 / 5;
  border-radius: var(--r-lg);
  overflow: hidden;
  box-shadow: 0 30px 70px rgba(4, 12, 22, 0.48);
}

.page-about .about-hero-media img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* ---------- 通用章节 ---------- */
.page-about .about-section {
  padding: clamp(48px, 8vw, 96px) 0;
}

.page-about .about-section--paper {
  background: var(--paper);
}

.page-about .about-section--cream {
  background: var(--cream);
}

.page-about .about-section--ink {
  background: var(--ink);
  color: var(--paper);
}

.page-about .about-section--ink .about-h2,
.page-about .about-section--ink .about-sub,
.page-about .about-section--ink .eyebrow {
  color: var(--paper);
}

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

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

.page-about .about-h2 {
  margin: 10px 0 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(25px, 4.6vw, 40px);
  line-height: 1.16;
  letter-spacing: -0.02em;
  color: var(--ink);
}

.page-about .about-sub {
  margin: 14px 0 0;
  max-width: 60ch;
  font-family: var(--font-body);
  font-size: clamp(15px, 1.9vw, 17px);
  line-height: 1.8;
  color: var(--rock);
}

.page-about .media-frame {
  position: relative;
}

.page-about .media-caption {
  position: absolute;
  left: 14px;
  bottom: 12px;
  margin: 0;
  padding: 5px 12px;
  border-radius: var(--pill);
  background: rgba(11, 31, 51, 0.62);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  color: rgba(251, 248, 242, 0.9);
}

/* ---------- 使命章节 ---------- */
.page-about .about-split {
  display: grid;
  gap: clamp(22px, 4vw, 40px);
}

.page-about .about-prose p {
  margin: 0 0 18px;
  font-family: var(--font-body);
  font-size: clamp(15px, 1.9vw, 17px);
  line-height: 1.85;
  color: var(--ink-2);
}

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

.page-about .about-points {
  list-style: none;
  margin: 24px 0 26px;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-about .about-points li {
  display: grid;
  grid-template-columns: 34px minmax(0, 1fr);
  gap: 12px;
  align-items: start;
  padding: 14px 16px;
  border-radius: var(--r-md);
  background: var(--cream);
  border-left: 3px solid var(--gold);
}

.page-about .about-points-num {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--coral);
  padding-top: 4px;
}

.page-about .about-points p {
  margin: 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--ink-2);
}

/* ---------- 时间线 ---------- */
.page-about .about-timeline {
  position: relative;
  list-style: none;
  margin: clamp(28px, 5vw, 48px) 0 0;
  padding: 0 0 0 34px;
}

.page-about .about-timeline::before {
  content: "";
  position: absolute;
  left: 6px;
  top: 8px;
  bottom: 8px;
  width: 2px;
  border-radius: 2px;
  background: linear-gradient(180deg, var(--gold) 0%, rgba(227, 168, 59, 0.14) 100%);
}

.page-about .about-tl-item {
  position: relative;
  padding-bottom: clamp(28px, 4vw, 44px);
}

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

.page-about .about-tl-item::before {
  content: "";
  position: absolute;
  left: -34px;
  top: 5px;
  width: 15px;
  height: 15px;
  box-sizing: border-box;
  border-radius: 50%;
  background: var(--cream);
  border: 3px solid var(--gold);
  transition: background-color 0.3s var(--ease), border-color 0.3s var(--ease);
}

.page-about .about-tl-item:hover::before {
  background: var(--gold);
  border-color: var(--coral);
}

.page-about .about-tl-mark {
  display: flex;
  align-items: baseline;
  gap: 12px;
  margin-bottom: 8px;
}

.page-about .about-tl-year {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(24px, 4vw, 34px);
  line-height: 1;
  letter-spacing: -0.02em;
  color: var(--gold);
}

.page-about .about-tl-stage {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.24em;
  color: var(--rock);
}

.page-about .about-tl-body h3 {
  margin: 0 0 8px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(17px, 2.4vw, 21px);
  line-height: 1.35;
  letter-spacing: -0.01em;
  color: var(--ink);
}

.page-about .about-tl-body p {
  margin: 0;
  max-width: 62ch;
  font-family: var(--font-body);
  font-size: 15.5px;
  line-height: 1.85;
  color: var(--rock);
}

/* ---------- 团队 ---------- */
.page-about .about-team-layout {
  display: grid;
  gap: clamp(30px, 5vw, 56px);
}

.page-about .about-team-main {
  min-width: 0;
}

.page-about .about-team-chart {
  list-style: none;
  margin: clamp(24px, 4vw, 36px) 0 0;
  padding: 0;
}

.page-about .about-team-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  grid-template-areas:
    "name val"
    "track track"
    "desc desc";
  gap: 8px 14px;
  padding: 18px 16px;
  border-radius: var(--r-md);
  border-bottom: 1px solid var(--about-hair);
  transition: background-color 0.3s var(--ease);
}

.page-about .about-team-row:hover {
  background: rgba(227, 168, 59, 0.09);
}

.page-about .about-team-name {
  grid-area: name;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 16px;
  letter-spacing: -0.01em;
  color: var(--ink);
}

.page-about .about-team-val {
  grid-area: val;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.08em;
  color: var(--ink-2);
}

.page-about .about-team-track {
  grid-area: track;
  display: block;
  height: 10px;
  border-radius: var(--pill);
  background: rgba(11, 31, 51, 0.08);
  overflow: hidden;
}

.page-about .about-team-fill {
  display: block;
  height: 100%;
  border-radius: var(--pill);
  transition: width 0.6s var(--ease);
}

.page-about .about-team-row--a .about-team-fill {
  width: 35%;
  background: var(--gold);
}

.page-about .about-team-row--b .about-team-fill {
  width: 26%;
  background: var(--coral);
}

.page-about .about-team-row--c .about-team-fill {
  width: 22%;
  background: var(--teal);
}

.page-about .about-team-row--d .about-team-fill {
  width: 17%;
  background: var(--rock);
}

.page-about .about-team-desc {
  grid-area: desc;
  margin: 0;
  font-family: var(--font-body);
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--rock);
}

.page-about .about-team-foot {
  margin: clamp(20px, 3vw, 28px) 0 0;
  padding-left: 16px;
  border-left: 3px solid var(--coral);
  font-family: var(--font-body);
  font-size: 15px;
  line-height: 1.8;
  color: var(--ink-2);
}

.page-about .about-team-media {
  margin: 0;
  border-radius: var(--r-lg);
  overflow: hidden;
  aspect-ratio: 14 / 9;
  box-shadow: 0 20px 48px rgba(11, 31, 51, 0.12);
}

.page-about .about-team-media img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* ---------- 服务覆盖 ---------- */
.page-about .about-cover-layout {
  display: grid;
  gap: clamp(28px, 5vw, 52px);
  align-items: start;
}

.page-about .about-cover-media {
  margin: 0;
  border-radius: var(--r-lg);
  overflow: hidden;
  aspect-ratio: 16 / 10;
}

.page-about .about-cover-media img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.page-about .about-section--ink .about-sub {
  color: var(--about-paper-soft);
}

.page-about .about-industry-list {
  list-style: none;
  margin: clamp(22px, 4vw, 34px) 0 0;
  padding: 0;
}

.page-about .about-industry-item {
  display: grid;
  grid-template-columns: 38px minmax(0, 1fr);
  gap: 4px 14px;
  padding: 16px 0;
  border-bottom: 1px solid rgba(251, 248, 242, 0.14);
}

.page-about .about-industry-idx {
  grid-row: 1 / 3;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--gold);
  padding-top: 5px;
}

.page-about .about-industry-name {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 18px;
  letter-spacing: -0.01em;
  color: var(--paper);
}

.page-about .about-industry-desc {
  margin: 0;
  font-family: var(--font-body);
  font-size: 14.5px;
  line-height: 1.75;
  color: rgba(251, 248, 242, 0.7);
}

.page-about .about-figures {
  display: grid;
  gap: 14px;
  margin: clamp(22px, 4vw, 32px) 0 0;
}

.page-about .about-figure {
  padding: 16px 0 0;
  border-top: 1px solid var(--about-gold-soft);
}

.page-about .about-figure-label {
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.16em;
  color: rgba(251, 248, 242, 0.62);
}

.page-about .about-figure-num {
  margin: 6px 0 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(24px, 4vw, 32px);
  letter-spacing: -0.02em;
  color: var(--gold);
}

/* ---------- 资质标签墙 ---------- */
.page-about .about-badge-wall {
  list-style: none;
  margin: clamp(26px, 4vw, 42px) 0 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}

.page-about .about-badge {
  flex: 1 1 250px;
  display: grid;
  gap: 7px;
  padding: 20px 22px;
  border-radius: var(--r-md);
  border: 1px solid var(--about-hair);
  background: var(--paper);
  transition: transform 0.32s var(--ease), border-color 0.32s var(--ease),
    box-shadow 0.32s var(--ease);
}

.page-about .about-badge:hover {
  transform: translateY(-4px);
  border-color: var(--gold);
  box-shadow: 0 16px 34px rgba(11, 31, 51, 0.09);
}

.page-about .about-badge-tag {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.2em;
  color: var(--coral);
}

.page-about .about-badge-name {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 16.5px;
  line-height: 1.4;
  letter-spacing: -0.01em;
  color: var(--ink);
}

.page-about .about-badge-desc {
  font-family: var(--font-body);
  font-size: 14px;
  line-height: 1.72;
  color: var(--rock);
}

/* ---------- 结尾行动 ---------- */
.page-about .about-cta-wrap {
  padding: 0 0 clamp(48px, 8vw, 88px);
  background: var(--cream);
}

.page-about .about-cta {
  position: relative;
  overflow: hidden;
  display: grid;
  gap: clamp(22px, 4vw, 34px);
  padding: clamp(28px, 5vw, 56px);
  border-radius: var(--r-xl);
  background: var(--ink-2);
  color: var(--paper);
}

.page-about .about-cta::before {
  content: "";
  position: absolute;
  right: -12%;
  top: -60%;
  width: min(420px, 80vw);
  aspect-ratio: 1 / 1;
  border-radius: 50%;
  border: 2px solid rgba(227, 168, 59, 0.24);
  transform: rotate(18deg);
  pointer-events: none;
}

.page-about .about-cta-copy {
  position: relative;
  z-index: 1;
  min-width: 0;
}

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

.page-about .about-cta h2 {
  margin: 10px 0 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(24px, 4.2vw, 36px);
  line-height: 1.2;
  letter-spacing: -0.02em;
  color: var(--paper);
}

.page-about .about-cta-copy p {
  margin: 14px 0 0;
  max-width: 58ch;
  font-family: var(--font-body);
  font-size: clamp(15px, 1.9vw, 16.5px);
  line-height: 1.8;
  color: rgba(251, 248, 242, 0.76);
}

.page-about .about-cta-actions {
  position: relative;
  z-index: 1;
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-content: start;
}

.page-about .about-cta .btn-ghost {
  color: var(--paper);
  border-color: rgba(251, 248, 242, 0.36);
}

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

/* ---------- 断点 ---------- */
@media (min-width: 640px) {
  .page-about .about-figures {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 20px;
  }
}

@media (min-width: 860px) {
  .page-about .about-tl-item {
    display: grid;
    grid-template-columns: 150px minmax(0, 1fr);
    column-gap: clamp(24px, 4vw, 52px);
    align-items: start;
  }

  .page-about .about-tl-mark {
    flex-direction: column;
    align-items: flex-start;
    gap: 6px;
    margin-bottom: 0;
  }

  .page-about .about-team-row {
    grid-template-columns: 118px minmax(0, 1fr) 72px;
    grid-template-areas:
      "name track val"
      "desc desc desc";
    align-items: center;
    gap: 10px 18px;
    padding: 18px 20px;
  }

  .page-about .about-team-desc {
    max-width: 68ch;
  }

  .page-about .about-team-layout {
    grid-template-columns: minmax(0, 1.35fr) minmax(0, 0.9fr);
    align-items: start;
  }

  .page-about .about-team-media {
    position: sticky;
    top: 110px;
  }
}

@media (min-width: 900px) {
  .page-about .about-hero-grid {
    grid-template-columns: minmax(0, 0.84fr) minmax(0, 1.16fr);
    gap: clamp(40px, 6vw, 78px);
  }

  .page-about .about-hero-media {
    order: 1;
    justify-self: start;
  }

  .page-about .about-hero-copy {
    order: 2;
  }

  .page-about .about-vert-note {
    display: block;
  }

  .page-about .about-split {
    grid-template-columns: minmax(0, 0.76fr) minmax(0, 1.24fr);
    gap: clamp(32px, 6vw, 84px);
    align-items: start;
  }

  .page-about .about-head--sticky {
    position: sticky;
    top: 118px;
  }

  .page-about .about-cover-layout {
    grid-template-columns: minmax(0, 0.95fr) minmax(0, 1.05fr);
    align-items: center;
  }

  .page-about .about-cta {
    grid-template-columns: minmax(0, 1.5fr) minmax(0, 0.9fr);
    align-items: end;
  }

  .page-about .about-badge:nth-child(even) {
    transform: translateY(12px);
  }

  .page-about .about-badge:nth-child(even):hover {
    transform: translateY(8px);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-about .about-badge,
  .page-about .about-team-row,
  .page-about .about-team-fill,
  .page-about .about-tl-item::before {
    transition: none;
  }

  .page-about .about-badge:hover,
  .page-about .about-badge:nth-child(even),
  .page-about .about-badge:nth-child(even):hover {
    transform: none;
  }
}
<<<END>>>