.page-about {
  --about-pad: clamp(56px, 9vw, 120px);
  --about-hover: rgba(124, 77, 255, 0.08);
  background: var(--c-void);
  color: var(--c-mist);
}

.page-about .about-link {
  color: var(--c-cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(34, 224, 255, 0.42);
  padding-bottom: 1px;
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}
.page-about .about-link:hover,
.page-about .about-link:focus-visible {
  color: var(--c-lime);
  border-color: var(--c-lime);
}

/* ---------- 首屏 ---------- */
.page-about .about-hero {
  position: relative;
  padding: calc(var(--header-h) + clamp(36px, 7vw, 88px)) 0 var(--about-pad);
  overflow: hidden;
}
.page-about .about-hero::after {
  content: "";
  position: absolute;
  left: -14%;
  top: 44%;
  width: 128%;
  height: 1px;
  background: linear-gradient(90deg, transparent 0%, var(--c-nebula) 28%, var(--c-cyan) 62%, transparent 100%);
  transform: rotate(-12deg);
  opacity: 0.45;
  pointer-events: none;
}

.page-about .about-hero__grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(30px, 5vw, 60px);
  margin-top: clamp(26px, 4vw, 46px);
}
.page-about .about-hero__main .eyebrow {
  margin: 0 0 16px;
}
.page-about .about-hero h1 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(1.9rem, 7vw, 3.55rem);
  line-height: 1.14;
  letter-spacing: 0.02em;
  color: var(--c-mist);
}
.page-about .about-hero__lead {
  margin: 26px 0 0;
  max-width: 32em;
  font-size: clamp(1rem, 1.6vw, 1.0625rem);
  line-height: 1.9;
  color: var(--c-fog);
}

.page-about .about-hero__facts {
  margin: 0;
  border-top: 1px solid var(--c-line);
  align-self: start;
}
.page-about .about-fact {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 16px;
  padding: 16px 0;
  border-bottom: 1px solid var(--c-line);
}
.page-about .about-fact dt {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.14em;
  color: var(--c-fog);
}
.page-about .about-fact dd {
  margin: 0;
  text-align: right;
  font-family: var(--font-mono);
  font-size: 0.9375rem;
  color: var(--c-mist);
}
.page-about .about-fact dd.about-fact__text {
  font-family: var(--font-body);
}
.page-about .about-fact__num {
  font-size: 1.5rem;
  font-weight: 700;
  line-height: 1;
  color: var(--c-lime);
}
.page-about .about-fact__unit {
  margin-left: 6px;
  font-size: 0.8125rem;
  color: var(--c-fog);
}

/* ---------- 品牌起点 ---------- */
.page-about .about-origin {
  padding: var(--about-pad) 0;
  border-top: 1px solid var(--c-line);
}
.page-about .about-origin__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(30px, 5vw, 56px);
}
.page-about .about-origin__body .eyebrow {
  margin: 0 0 14px;
}
.page-about .about-origin__prose {
  margin-top: 22px;
}
.page-about .about-origin__more {
  margin: 26px 0 0;
  font-size: 0.9375rem;
}
.page-about .about-origin__fig {
  margin: 0;
  border: 1px solid var(--c-line);
}

.page-about .media-frame {
  overflow: hidden;
  background: var(--c-panel);
}
.page-about .media-frame img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* ---------- 能力时间轴 ---------- */
.page-about .about-line {
  padding: var(--about-pad) 0;
  border-top: 1px solid var(--c-line);
  background: var(--c-panel);
}
.page-about .about-line__track {
  list-style: none;
  margin: clamp(28px, 4vw, 48px) 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
  border-top: 1px solid var(--c-line);
}
.page-about .about-line__item {
  position: relative;
  padding: 26px 0 30px;
  border-bottom: 1px solid var(--c-line);
  transition: background var(--dur) var(--ease);
}
.page-about .about-line__item::before {
  content: "";
  position: absolute;
  top: -4px;
  left: 0;
  width: 7px;
  height: 7px;
  background: var(--c-nebula);
  transition: background var(--dur) var(--ease), transform var(--dur) var(--ease);
}
.page-about .about-line__item:hover {
  background: var(--about-hover);
}
.page-about .about-line__item:hover::before,
.page-about .about-line__item:focus-within::before {
  background: var(--c-lime);
  transform: translateY(-2px);
}
.page-about .about-line__tag {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.2em;
  color: var(--c-cyan);
}
.page-about .about-line__title {
  margin: 10px 0 8px;
  font-size: 1.0625rem;
  font-weight: 600;
  color: var(--c-mist);
}
.page-about .about-line__desc {
  margin: 0;
  max-width: 30em;
  font-size: 0.9375rem;
  line-height: 1.8;
  color: var(--c-fog);
}

/* ---------- 团队 ---------- */
.page-about .about-team {
  padding: var(--about-pad) 0;
  border-top: 1px solid var(--c-line);
}
.page-about .about-team__fig {
  margin: clamp(28px, 4vw, 44px) 0 0;
  border: 1px solid var(--c-line);
}
.page-about .about-team__grid {
  list-style: none;
  margin: clamp(28px, 4vw, 44px) 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
  column-gap: clamp(20px, 3vw, 40px);
  border-top: 1px solid var(--c-line);
}
.page-about .about-team__group {
  padding: 24px 0 28px;
  border-bottom: 1px solid var(--c-line);
  transition: border-color var(--dur) var(--ease);
}
.page-about .about-team__group:hover {
  border-color: var(--c-cyan);
}
.page-about .about-team__head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
}
.page-about .about-team__name {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 0.875rem;
  letter-spacing: 0.24em;
  color: var(--c-mist);
}
.page-about .about-team__count {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 1.5rem;
  line-height: 1;
  color: var(--c-lime);
}
.page-about .about-team__desc {
  margin: 14px 0 0;
  max-width: 34em;
  font-size: 0.9375rem;
  line-height: 1.8;
  color: var(--c-fog);
}

/* ---------- 本地锚点 ---------- */
.page-about .about-local {
  position: relative;
  padding: var(--about-pad) 0;
  border-top: 1px solid var(--c-line);
  overflow: hidden;
}
.page-about .about-local__inner {
  position: relative;
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(30px, 5vw, 52px);
}
.page-about .about-local__terrain {
  position: absolute;
  right: -50px;
  top: -34px;
  width: min(420px, 72%);
  height: auto;
  opacity: 0.16;
  pointer-events: none;
  z-index: 0;
}
.page-about .about-local__terrain path {
  fill: none;
  stroke: var(--c-nebula);
  stroke-width: 1.2;
}
.page-about .about-local__terrain circle {
  fill: var(--c-cyan);
  transform-box: fill-box;
  transform-origin: center;
  transition: fill var(--dur) var(--ease), transform var(--dur) var(--ease);
}
.page-about .about-local__terrain:hover circle {
  fill: var(--c-lime);
  transform: scale(1.6);
}
.page-about .about-local__text {
  position: relative;
  z-index: 1;
}
.page-about .about-local__text .eyebrow {
  margin: 0 0 14px;
}
.page-about .about-local__text .prose {
  margin-top: 22px;
}
.page-about .about-local__addr {
  margin: 26px 0 0;
  padding-top: 18px;
  max-width: 36em;
  border-top: 1px solid var(--c-line);
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  line-height: 1.8;
  color: var(--c-fog);
}
.page-about .about-local__addr .about-link {
  font-family: var(--font-body);
}
.page-about .about-local__fig {
  position: relative;
  z-index: 1;
  margin: 0;
  border: 1px solid var(--c-line);
}

/* ---------- 合作生态 ---------- */
.page-about .about-partner {
  padding: var(--about-pad) 0;
  border-top: 1px solid var(--c-line);
  background: var(--c-panel);
}
.page-about .about-partner__grid {
  list-style: none;
  margin: clamp(28px, 4vw, 44px) 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  background: var(--c-line);
  border: 1px solid var(--c-line);
}
.page-about .about-partner__item {
  background: var(--c-panel);
  padding: 26px 22px 30px;
  transition: background var(--dur) var(--ease);
}
.page-about .about-partner__item:hover {
  background: var(--about-hover);
}
.page-about .about-partner__num {
  margin: 0;
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: clamp(2rem, 6vw, 2.5rem);
  line-height: 1;
  color: var(--c-lime);
}
.page-about .about-partner__unit {
  margin-left: 6px;
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--c-fog);
}
.page-about .about-partner__name {
  margin: 14px 0 0;
  font-size: 1rem;
  font-weight: 600;
  color: var(--c-mist);
}
.page-about .about-partner__desc {
  margin: 10px 0 0;
  font-size: 0.875rem;
  line-height: 1.8;
  color: var(--c-fog);
}

/* ---------- 公开资料 ---------- */
.page-about .about-report {
  padding: var(--about-pad) 0;
  border-top: 1px solid var(--c-line);
}
.page-about .about-report__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(30px, 5vw, 56px);
}
.page-about .about-report__body .eyebrow {
  margin: 0 0 14px;
}
.page-about .about-report__body .prose {
  margin-top: 22px;
}
.page-about .about-report__stats {
  border-top: 1px solid var(--c-line);
  align-self: start;
}
.page-about .about-report__item {
  padding: 18px 0 20px;
  border-bottom: 1px solid var(--c-line);
}
.page-about .about-report__num {
  margin: 0;
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 1.75rem;
  line-height: 1;
  color: var(--c-lime);
}
.page-about .about-report__unit {
  margin-left: 6px;
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--c-fog);
}
.page-about .about-report__label {
  margin: 8px 0 0;
  font-size: 0.8125rem;
  line-height: 1.7;
  color: var(--c-fog);
}

/* ---------- 收尾 ---------- */
.page-about .about-close {
  padding: var(--about-pad) 0 calc(var(--about-pad) * 1.25);
  border-top: 1px solid var(--c-line);
}
.page-about .about-close__inner {
  max-width: 42em;
}
.page-about .about-close__lead {
  margin: 22px 0 0;
  font-size: clamp(1rem, 1.5vw, 1.0625rem);
  line-height: 1.9;
  color: var(--c-fog);
}
.page-about .about-close__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 32px;
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-about .about-team__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .page-about .about-partner__grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (min-width: 900px) {
  .page-about .about-hero__grid {
    grid-template-columns: minmax(0, 2.15fr) minmax(0, 1fr);
    align-items: start;
  }
  .page-about .about-origin__grid {
    grid-template-columns: minmax(0, 1.6fr) minmax(0, 1fr);
    align-items: start;
  }
  .page-about .about-line__track {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
  .page-about .about-line__item {
    padding: 28px 24px 34px 0;
    border-bottom: 0;
    border-right: 1px solid var(--c-line);
  }
  .page-about .about-line__item:last-child {
    border-right: 0;
    padding-right: 0;
  }
  .page-about .about-local__inner {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 1fr);
    align-items: start;
  }
  .page-about .about-report__grid {
    grid-template-columns: minmax(0, 1.5fr) minmax(0, 1fr);
  }
}

@media (min-width: 1080px) {
  .page-about .about-team__grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
  .page-about .about-team__group {
    border-bottom: 0;
  }
  .page-about .about-local__terrain {
    right: -20px;
    top: -50px;
    width: min(480px, 60%);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-about .about-link,
  .page-about .about-line__item,
  .page-about .about-line__item::before,
  .page-about .about-team__group,
  .page-about .about-local__terrain circle,
  .page-about .about-partner__item {
    transition: none;
  }
}
<<<END>>>