.page-about {
  --about-hair: rgba(243, 239, 230, .1);
  --about-hair-soft: rgba(243, 239, 230, .06);
  display: block;
  overflow-x: hidden;
}

.page-about .about-crumb {
  padding-top: clamp(16px, 2.6vw, 26px);
}

/* ---------- 首屏 ---------- */

.page-about .about-hero {
  position: relative;
  padding: clamp(26px, 4vw, 46px) 0 clamp(40px, 6vw, 76px);
  background:
    radial-gradient(120% 90% at 8% 0%, rgba(185, 138, 46, .18), transparent 58%),
    radial-gradient(90% 70% at 102% 18%, rgba(139, 92, 246, .13), transparent 62%);
}

.page-about .about-hero::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--about-hair), transparent);
}

.page-about .about-hero__inner {
  display: grid;
  gap: 30px;
}

.page-about .about-hero__kicker {
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: .16em;
  color: var(--gold-lit);
  text-transform: uppercase;
}

.page-about .about-hero__title {
  margin: 0 0 18px;
  font-family: var(--font-sans);
  font-weight: 900;
  font-size: clamp(30px, 6.4vw, 54px);
  line-height: 1.16;
  letter-spacing: -.012em;
  background: linear-gradient(104deg, var(--gold-lit) 0%, var(--gold) 44%, var(--cream) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.page-about .about-hero__lead {
  margin: 0 0 24px;
  max-width: 40em;
  font-size: clamp(15px, 1.5vw, 17px);
  line-height: 1.8;
  color: rgba(243, 239, 230, .82);
}

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

.page-about .about-hero__panel {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  background: var(--about-hair);
  border: 1px solid var(--about-hair);
  border-radius: var(--r-lg);
  overflow: hidden;
}

.page-about .about-stat {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 20px 18px;
  background: var(--obsidian);
}

.page-about .about-stat--wide {
  grid-column: 1 / -1;
  background: linear-gradient(120deg, rgba(185, 138, 46, .18), var(--obsidian) 62%);
}

.page-about .about-stat__num {
  font-family: var(--font-mono);
  font-size: clamp(26px, 4vw, 34px);
  font-weight: 700;
  line-height: 1.1;
  color: var(--gold-lit);
}

.page-about .about-stat__num em {
  font-style: normal;
  font-size: .5em;
  margin-left: 3px;
  color: var(--gold);
}

.page-about .about-stat__label {
  font-size: 13px;
  letter-spacing: .04em;
  color: var(--slate);
}

/* ---------- 章节通用 ---------- */

.page-about .about-chapter {
  padding: clamp(44px, 6.5vw, 84px) 0;
}

.page-about .about-chapter + .about-chapter {
  border-top: 1px solid var(--about-hair-soft);
}

.page-about .about-chapter .gb-band {
  height: 4px;
  width: 88px;
  border-radius: 999px;
  margin-bottom: 22px;
}

.page-about .about-chapter__head {
  max-width: 44em;
  margin-bottom: clamp(24px, 3.6vw, 40px);
}

.page-about .about-chapter__head .gb-section__num {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .2em;
  color: var(--clay);
  display: block;
  margin-bottom: 10px;
}

.page-about .gb-section__title {
  margin: 0 0 14px;
  font-size: clamp(22px, 3.2vw, 34px);
  font-weight: 700;
  line-height: 1.3;
  color: var(--cream);
}

.page-about .about-chapter__intro {
  margin: 0;
  font-size: clamp(15px, 1.4vw, 16.5px);
  line-height: 1.8;
  color: rgba(243, 239, 230, .68);
}

/* ---------- 01 起点 ---------- */

.page-about .about-origin__figure {
  margin: 0 0 clamp(24px, 3.4vw, 38px);
}

.page-about .about-origin__figure .gb-figure__media {
  border-radius: var(--r-lg);
  overflow: hidden;
  border: 1px solid var(--about-hair);
}

.page-about .about-origin__figure .gb-figure__media img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
}

.page-about .about-origin__figure .gb-figure__cap {
  margin-top: 12px;
  font-size: 13px;
  line-height: 1.7;
  color: var(--slate);
}

.page-about .about-timeline {
  list-style: none;
  margin: 0;
  padding: 0 0 0 34px;
  position: relative;
}

.page-about .about-timeline::before {
  content: "";
  position: absolute;
  left: 8px;
  top: 14px;
  bottom: 14px;
  width: 1px;
  background: linear-gradient(180deg, var(--gold-lit), var(--clay) 48%, rgba(110, 114, 120, .45) 100%);
}

.page-about .about-timeline__item {
  position: relative;
  margin-bottom: 12px;
}

.page-about .about-timeline__item::before {
  content: "";
  position: absolute;
  left: -33px;
  top: 22px;
  width: 13px;
  height: 13px;
  border-radius: 50%;
  background: var(--ink);
  border: 2px solid var(--gold-lit);
  box-shadow: 0 0 0 5px rgba(233, 200, 107, .1);
  z-index: 1;
}

.page-about .about-node {
  border: 1px solid var(--about-hair-soft);
  border-radius: var(--r-md);
  background: var(--obsidian);
  transition: border-color .2s ease, background .2s ease;
}

.page-about .about-node[open] {
  border-color: rgba(194, 112, 61, .5);
  background: var(--obsidian-2);
  border-left: 3px solid var(--clay);
}

.page-about .about-node__head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  padding: 16px 18px;
  cursor: pointer;
  list-style: none;
}

.page-about .about-node__head::-webkit-details-marker {
  display: none;
}

.page-about .about-node__stage {
  font-size: clamp(15px, 1.5vw, 17px);
  font-weight: 600;
  color: var(--cream);
}

.page-about .about-node__tag {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .08em;
  padding: 4px 10px;
  border-radius: 999px;
  border: 1px solid rgba(185, 138, 46, .45);
  color: var(--gold-lit);
  white-space: nowrap;
}

.page-about .about-node__body {
  padding: 0 18px 18px;
}

.page-about .about-node__body p {
  margin: 0;
  font-size: 15px;
  line-height: 1.8;
  color: rgba(243, 239, 230, .72);
}

/* ---------- 02 空间 ---------- */

.page-about .about-spaces {
  display: grid;
  gap: 28px;
}

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

.page-about .about-spaces__figure .gb-figure__media {
  border-radius: var(--r-lg);
  overflow: hidden;
  border: 1px solid var(--about-hair);
}

.page-about .about-spaces__figure .gb-figure__media img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
}

.page-about .about-spaces__figure .gb-figure__cap {
  margin-top: 12px;
  font-size: 13px;
  line-height: 1.7;
  color: var(--slate);
}

.page-about .about-spaces__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 14px;
}

.page-about .about-space {
  padding: 18px 20px;
  border-radius: var(--r-md);
  border: 1px solid var(--about-hair-soft);
  border-left: 3px solid var(--moss);
  background: var(--obsidian);
  transition: transform .25s ease, border-color .25s ease;
}

.page-about .about-space:nth-child(2) {
  border-left-color: var(--clay);
}

.page-about .about-space:nth-child(3) {
  border-left-color: var(--gold);
}

.page-about .about-space:nth-child(4) {
  border-left-color: var(--electric);
}

.page-about .about-space:hover {
  transform: translateX(4px);
  border-color: rgba(233, 200, 107, .35);
}

.page-about .about-space__name {
  margin: 0 0 8px;
  font-size: 17px;
  font-weight: 700;
  color: var(--cream);
}

.page-about .about-space__desc {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.78;
  color: rgba(243, 239, 230, .68);
}

.page-about .about-spaces__note {
  margin: 26px 0 0;
  padding: 16px 20px;
  border-radius: var(--r-md);
  background: linear-gradient(100deg, rgba(76, 95, 70, .32), rgba(22, 23, 28, .9));
  border: 1px solid rgba(76, 95, 70, .5);
  font-size: 15px;
  line-height: 1.75;
  color: rgba(243, 239, 230, .8);
}

.page-about .about-spaces__note strong {
  font-family: var(--font-mono);
  font-size: 1.15em;
  color: var(--gold-lit);
}

/* ---------- 03 团队 ---------- */

.page-about .about-team {
  display: grid;
  gap: 28px;
  margin-bottom: clamp(24px, 3.4vw, 38px);
}

.page-about .about-team__copy p {
  margin: 0 0 16px;
  font-size: 15.5px;
  line-height: 1.85;
  color: rgba(243, 239, 230, .76);
}

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

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

.page-about .about-team__figure .gb-figure__media {
  border-radius: var(--r-lg);
  overflow: hidden;
  border: 1px solid var(--about-hair);
}

.page-about .about-team__figure .gb-figure__media img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
}

.page-about .about-team__figure .gb-figure__cap {
  margin-top: 12px;
  font-size: 13px;
  line-height: 1.7;
  color: var(--slate);
}

.page-about .about-flow {
  list-style: none;
  margin: 0 0 14px;
  padding: 0;
  display: grid;
  gap: 12px;
  counter-reset: about-flow;
}

.page-about .about-flow__step {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  padding: 16px 18px;
  border-radius: var(--r-md);
  border: 1px solid var(--about-hair-soft);
  background: var(--obsidian);
}

.page-about .about-flow__idx {
  flex: none;
  width: 28px;
  height: 28px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 700;
  color: var(--ink);
  background: linear-gradient(140deg, var(--gold-lit), var(--gold));
}

.page-about .about-flow__step p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.75;
  color: rgba(243, 239, 230, .72);
}

.page-about .about-flow__note {
  margin: 0 0 clamp(24px, 3.4vw, 38px);
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: .04em;
  color: var(--clay);
}

.page-about .about-params-wrap {
  overflow-x: auto;
  border-radius: var(--r-md);
  border: 1px solid var(--about-hair);
  background: var(--obsidian);
}

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

.page-about .about-params__cap {
  caption-side: top;
  text-align: left;
  padding: 14px 18px 12px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .14em;
  color: var(--slate);
}

.page-about .about-params thead th {
  text-align: left;
  padding: 10px 18px;
  font-size: 12.5px;
  font-weight: 600;
  letter-spacing: .08em;
  color: var(--slate);
  border-bottom: 1px solid var(--about-hair);
  white-space: nowrap;
}

.page-about .about-params tbody th,
.page-about .about-params tbody td {
  text-align: left;
  padding: 15px 18px;
  font-weight: 400;
  color: rgba(243, 239, 230, .78);
  border-bottom: 1px solid var(--about-hair-soft);
  vertical-align: top;
}

.page-about .about-params tbody tr:last-child th,
.page-about .about-params tbody tr:last-child td {
  border-bottom: none;
}

.page-about .about-params tbody th {
  color: var(--cream);
  font-weight: 600;
  white-space: nowrap;
}

.page-about .about-params tbody tr {
  transition: background .2s ease;
}

.page-about .about-params tbody tr:hover {
  background: rgba(185, 138, 46, .1);
}

.page-about .about-params__num {
  font-family: var(--font-mono);
  font-size: 1.12em;
  font-weight: 700;
  color: var(--gold-lit);
}

/* ---------- 04 生态 ---------- */

.page-about .about-partners {
  display: grid;
  gap: 24px;
  align-items: start;
}

.page-about .about-partners__main h3 {
  margin: 0 0 14px;
  font-size: clamp(18px, 2.2vw, 22px);
  font-weight: 700;
  color: var(--gold-lit);
}

.page-about .about-partners__main p {
  margin: 0 0 16px;
  font-size: 15.5px;
  line-height: 1.85;
  color: rgba(243, 239, 230, .76);
}

.page-about .about-partners__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 4px;
}

.page-about .about-partners__tags {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.page-about .about-partners__tags li {
  padding: 10px 16px;
  border-radius: 999px;
  border: 1px solid rgba(139, 92, 246, .4);
  background: rgba(139, 92, 246, .1);
  font-size: 14px;
  color: rgba(243, 239, 230, .86);
}

.page-about .about-honor {
  margin-top: clamp(24px, 3.4vw, 36px);
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 16px;
  padding: 20px 22px;
  border-radius: var(--r-md);
  border: 1px solid rgba(185, 138, 46, .35);
  background: linear-gradient(100deg, rgba(185, 138, 46, .14), rgba(22, 23, 28, .92) 70%);
}

.page-about .about-honor__year {
  flex: none;
  font-family: var(--font-mono);
  font-size: 15px;
  font-weight: 700;
  letter-spacing: .06em;
  color: var(--gold-lit);
}

.page-about .about-honor__text {
  margin: 0;
  flex: 1 1 260px;
  font-size: 14.5px;
  line-height: 1.78;
  color: rgba(243, 239, 230, .78);
}

/* ---------- 05 地域 ---------- */

.page-about .about-culture {
  display: grid;
  gap: 16px;
}

.page-about .about-culture__item {
  position: relative;
  padding: 24px 22px 24px 26px;
  border-radius: var(--r-lg);
  background: var(--obsidian);
  border: 1px solid var(--about-hair-soft);
  overflow: hidden;
}

.page-about .about-culture__item::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 3px;
  background: linear-gradient(180deg, var(--gold-lit), var(--moss));
}

.page-about .about-culture__item::after {
  content: "";
  position: absolute;
  right: -40px;
  top: -40px;
  width: 160px;
  height: 160px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(139, 92, 246, .16), transparent 68%);
  pointer-events: none;
}

.page-about .about-culture__name {
  margin: 0 0 10px;
  font-size: 17px;
  font-weight: 700;
  color: var(--cream);
}

.page-about .about-culture__item p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.8;
  color: rgba(243, 239, 230, .7);
}

/* ---------- 收尾 ---------- */

.page-about .about-closing {
  position: relative;
  padding: clamp(46px, 7vw, 88px) 0 clamp(52px, 7vw, 92px);
  background:
    radial-gradient(120% 100% at 50% 0%, rgba(185, 138, 46, .18), transparent 66%),
    linear-gradient(180deg, var(--ink), #101116);
  border-top: 1px solid var(--about-hair);
}

.page-about .about-closing__inner {
  max-width: 46em;
  text-align: center;
  margin: 0 auto;
}

.page-about .about-closing__line {
  margin: 0 0 16px;
  font-size: clamp(20px, 3.1vw, 30px);
  font-weight: 800;
  line-height: 1.42;
  letter-spacing: -.006em;
  background: linear-gradient(100deg, var(--gold-lit), var(--cream) 78%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.page-about .about-closing__sub {
  margin: 0 0 26px;
  font-size: 15.5px;
  line-height: 1.85;
  color: rgba(243, 239, 230, .7);
}

.page-about .about-closing__actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 12px;
}

/* ---------- 响应式 ---------- */

@media (min-width: 760px) {
  .page-about .about-spaces {
    grid-template-columns: minmax(0, 1.02fr) minmax(0, 1fr);
    gap: 34px;
    align-items: start;
  }

  .page-about .about-team {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, .9fr);
    gap: 34px;
    align-items: start;
  }

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

  .page-about .about-flow__step {
    flex-direction: column;
    gap: 12px;
  }

  .page-about .about-partners {
    grid-template-columns: minmax(0, 1.25fr) minmax(0, .75fr);
    gap: 34px;
  }

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

@media (min-width: 960px) {
  .page-about .about-hero__inner {
    grid-template-columns: minmax(0, 1.55fr) minmax(280px, .85fr);
    gap: 52px;
    align-items: start;
  }

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

  .page-about .about-stat {
    padding: 24px 20px;
  }

  .page-about .about-timeline {
    padding-left: 40px;
  }

  .page-about .about-timeline__item::before {
    left: -37px;
  }

  .page-about .about-timeline::before {
    left: 10px;
  }
}

@media (max-width: 420px) {
  .page-about .about-hero__panel {
    grid-template-columns: 1fr;
  }

  .page-about .about-node__head {
    flex-direction: column;
    align-items: flex-start;
    gap: 8px;
  }

  .page-about .about-partners__actions .gb-cta {
    width: 100%;
    justify-content: center;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-about .about-space,
  .page-about .about-node,
  .page-about .about-params tbody tr {
    transition: none;
  }

  .page-about .about-space:hover {
    transform: none;
  }
}
<<<END>>>