.page-about {
  background: var(--pitch);
  color: var(--chalk);
  font-family: var(--font-body);
  line-height: 1.75;
  overflow-x: clip;
}

.page-about img {
  display: block;
  max-width: 100%;
  height: auto;
}

/* ---------- 面包屑 ---------- */

.page-about .breadcrumbs {
  max-width: var(--shell);
  margin: 0 auto;
  padding: 26px clamp(20px, 5vw, 48px) 0;
}

.page-about .breadcrumbs ol {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: center;
  margin: 0;
  padding: 0;
  list-style: none;
  font-size: 12px;
  letter-spacing: .16em;
  color: var(--sage);
}

.page-about .breadcrumbs__link {
  color: var(--sage);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-about .breadcrumbs__link:hover,
.page-about .breadcrumbs__link:focus-visible {
  color: var(--lime);
  border-bottom-color: var(--lime);
  outline: none;
}

.page-about .breadcrumbs__sep {
  color: rgba(168, 191, 174, .5);
}

.page-about .breadcrumbs__current {
  color: var(--chalk);
}

/* ---------- 首屏 ---------- */

.page-about .about-hero {
  position: relative;
  margin-top: 22px;
}

.page-about .about-hero__media {
  position: relative;
  height: clamp(280px, 46vw, 580px);
  margin: 0 clamp(12px, 3vw, 44px);
  overflow: hidden;
  border-radius: 0 clamp(26px, 6vw, 104px) 0 clamp(26px, 6vw, 104px);
}

.page-about .about-hero__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: saturate(.9) contrast(1.1) brightness(.8);
}

.page-about .about-hero__media::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg, rgba(7, 26, 18, .2) 0%, rgba(11, 46, 31, .6) 58%, var(--pitch) 100%),
    linear-gradient(96deg, rgba(11, 46, 31, .68) 0%, rgba(11, 46, 31, 0) 62%);
}

.page-about .about-hero__body {
  position: relative;
  z-index: 2;
  margin-top: -78px;
}

.page-about .about-hero__title {
  font-family: var(--font-display);
  font-style: italic;
  font-weight: 800;
  font-size: clamp(30px, 6.6vw, 82px);
  line-height: 1.02;
  letter-spacing: -.03em;
  margin: 16px 0 0;
  color: var(--chalk);
  text-shadow: 0 4px 30px rgba(7, 26, 18, .55);
}

.page-about .about-hero__title em {
  font-style: italic;
  color: var(--lime);
}

.page-about .about-hero__lead {
  max-width: 36em;
  margin: 22px 0 0;
  font-size: clamp(15px, 1.5vw, 18px);
  line-height: 1.78;
  color: rgba(244, 246, 240, .9);
}

.page-about .about-hero__strip {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin: 34px 0 0;
  padding: 0;
  list-style: none;
}

.page-about .about-hero__strip li {
  flex: 1 1 132px;
  min-width: 132px;
  padding: 16px 18px;
  border-left: 3px solid var(--lime);
  border-radius: 3px 20px 3px 20px;
  background: var(--glass);
  -webkit-backdrop-filter: blur(6px);
  backdrop-filter: blur(6px);
  transition: transform var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-about .about-hero__strip li:hover {
  transform: translateY(-4px);
  border-left-color: var(--orange);
}

.page-about .about-hero__num {
  display: block;
  font-family: var(--font-display);
  font-style: italic;
  font-weight: 800;
  font-size: clamp(24px, 3.4vw, 38px);
  line-height: 1;
  letter-spacing: -.02em;
  color: var(--lime);
}

.page-about .about-hero__cap {
  display: block;
  margin-top: 8px;
  font-size: 12px;
  letter-spacing: .16em;
  color: var(--sage);
}

/* ---------- 主张叙述 ---------- */

.page-about .about-creed {
  position: relative;
  margin-top: clamp(56px, 10vw, 140px);
  padding: clamp(46px, 8vw, 112px) 0 clamp(30px, 5vw, 60px);
  overflow: hidden;
}

.page-about .about-creed__ghost {
  position: absolute;
  top: clamp(4px, 1.4vw, 22px);
  left: 50%;
  transform: translateX(-50%);
  margin: 0;
  font-family: var(--font-display);
  font-style: italic;
  font-weight: 800;
  font-size: clamp(74px, 19vw, 240px);
  line-height: .9;
  letter-spacing: -.05em;
  white-space: nowrap;
  color: rgba(216, 245, 66, .05);
  -webkit-text-stroke: 1px rgba(216, 245, 66, .22);
  user-select: none;
  pointer-events: none;
}

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

.page-about .about-creed__title {
  margin: 16px 0 0;
  max-width: 20em;
  font-family: var(--font-display);
  font-style: italic;
  font-weight: 800;
  font-size: clamp(24px, 4.2vw, 50px);
  line-height: 1.14;
  letter-spacing: -.025em;
  color: var(--chalk);
}

.page-about .about-creed__text {
  max-width: 38em;
  margin: 24px 0 0;
  font-size: 16.5px;
  line-height: 1.85;
  color: var(--sage);
}

.page-about .about-creed__text strong {
  color: var(--lime);
  font-weight: 600;
}

/* ---------- 发展节点 ---------- */

.page-about .about-line {
  padding: clamp(44px, 7vw, 100px) 0 clamp(30px, 5vw, 60px);
  border-top: 1px solid rgba(244, 246, 240, .12);
}

.page-about .about-line__title {
  margin: 14px 0 0;
  max-width: 17em;
  font-family: var(--font-display);
  font-style: italic;
  font-weight: 800;
  font-size: clamp(26px, 4.4vw, 56px);
  line-height: 1.1;
  letter-spacing: -.028em;
  color: var(--chalk);
}

.page-about .about-line__list {
  margin: clamp(34px, 6vw, 78px) 0 0;
  padding: 0;
  list-style: none;
}

.page-about .about-line__item {
  display: grid;
  grid-template-columns: 20px minmax(0, 1fr);
  grid-template-areas:
    "wire year"
    "wire body";
  column-gap: 18px;
  padding-bottom: clamp(34px, 6vw, 66px);
}

.page-about .about-line__wire {
  grid-area: wire;
  position: relative;
  align-self: stretch;
  min-height: 48px;
}

.page-about .about-line__wire::before {
  content: "";
  position: absolute;
  top: 6px;
  left: 50%;
  width: 12px;
  height: 12px;
  margin-left: -6px;
  border-radius: 50%;
  background: var(--lime);
  box-shadow: 0 0 0 5px rgba(216, 245, 66, .13);
}

.page-about .about-line__wire::after {
  content: "";
  position: absolute;
  top: 26px;
  bottom: -4px;
  left: 50%;
  width: 2px;
  margin-left: -1px;
  background-image: repeating-linear-gradient(to bottom, rgba(216, 245, 66, .72) 0 5px, transparent 5px 13px);
}

.page-about .about-line__item:last-child .about-line__wire::after {
  display: none;
}

.page-about .about-line__year {
  grid-area: year;
  margin: 0;
  font-family: var(--font-display);
  font-style: italic;
  font-weight: 800;
  font-size: clamp(28px, 5vw, 40px);
  line-height: 1;
  letter-spacing: -.03em;
  color: var(--lime);
}

.page-about .about-line__body {
  grid-area: body;
  margin-top: 6px;
}

.page-about .about-line__head {
  margin: 0 0 8px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(18px, 2.2vw, 25px);
  line-height: 1.3;
  letter-spacing: -.012em;
  color: var(--chalk);
}

.page-about .about-line__body p {
  margin: 0;
  max-width: 36em;
  font-size: 16px;
  line-height: 1.82;
  color: var(--sage);
}

/* ---------- 内容方法 ---------- */

.page-about .about-craft {
  padding: clamp(44px, 7vw, 100px) 0;
  background: linear-gradient(180deg, var(--night) 0%, var(--pitch) 100%);
  border-top: 1px solid rgba(244, 246, 240, .1);
  border-bottom: 1px solid rgba(244, 246, 240, .1);
}

.page-about .about-craft__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(30px, 4vw, 60px);
  align-items: start;
}

.page-about .about-craft__title {
  margin: 14px 0 0;
  max-width: 16em;
  font-family: var(--font-display);
  font-style: italic;
  font-weight: 800;
  font-size: clamp(24px, 4vw, 48px);
  line-height: 1.12;
  letter-spacing: -.028em;
  color: var(--chalk);
}

.page-about .about-craft__text p {
  max-width: 36em;
  margin: 20px 0 0;
  font-size: 16.5px;
  line-height: 1.85;
  color: var(--sage);
}

.page-about .about-craft__stat {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin: 32px 0 0;
  padding: 0;
  list-style: none;
}

.page-about .about-craft__stat li {
  flex: 1 1 140px;
  padding: 16px 18px;
  border-radius: 20px 3px 20px 3px;
  background: var(--grass);
  border-bottom: 2px solid rgba(216, 245, 66, .55);
}

.page-about .about-craft__stat b {
  display: block;
  font-family: var(--font-display);
  font-style: italic;
  font-weight: 800;
  font-size: clamp(28px, 3.6vw, 42px);
  line-height: 1;
  letter-spacing: -.03em;
  color: var(--lime);
}

.page-about .about-craft__stat span {
  display: block;
  margin-top: 8px;
  font-size: 12px;
  letter-spacing: .14em;
  color: rgba(244, 246, 240, .78);
}

.page-about .about-figure {
  margin: 0;
  position: relative;
  overflow: hidden;
  border-radius: 34px 6px 34px 6px;
  border: 1px solid rgba(244, 246, 240, .16);
  background: var(--grass);
}

.page-about .about-figure img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  filter: saturate(.88) contrast(1.08) brightness(.88);
}

.page-about .about-figure figcaption {
  padding: 14px 18px;
  font-size: 12px;
  letter-spacing: .12em;
  line-height: 1.7;
  color: var(--sage);
  background: rgba(7, 26, 18, .72);
}

/* ---------- 团队与据点 ---------- */

.page-about .about-team {
  padding: clamp(48px, 8vw, 116px) 0;
}

.page-about .about-team__title {
  margin: 14px 0 0;
  max-width: 16em;
  font-family: var(--font-display);
  font-style: italic;
  font-weight: 800;
  font-size: clamp(24px, 4vw, 48px);
  line-height: 1.12;
  letter-spacing: -.028em;
  color: var(--chalk);
}

.page-about .about-team__lead {
  max-width: 36em;
  margin: 18px 0 0;
  font-size: 16.5px;
  line-height: 1.85;
  color: var(--sage);
}

.page-about .about-team__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(32px, 4vw, 52px);
  margin-top: clamp(34px, 5vw, 64px);
}

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

.page-about .about-roles__item {
  position: relative;
  padding: 22px 22px 24px 26px;
  border-radius: 24px 4px 24px 4px;
  background: var(--grass);
  border-left: 3px solid transparent;
  transition: transform var(--dur) var(--ease), border-left-color var(--dur) var(--ease), background var(--dur) var(--ease);
}

.page-about .about-roles__item:hover,
.page-about .about-roles__item:focus-within {
  transform: translateY(-4px);
  border-left-color: var(--lime);
  background: #22663F;
}

.page-about .about-roles__n {
  display: block;
  font-family: var(--font-display);
  font-style: italic;
  font-weight: 800;
  font-size: clamp(30px, 4vw, 46px);
  line-height: 1;
  letter-spacing: -.03em;
  color: var(--lime);
}

.page-about .about-roles__item h3 {
  margin: 12px 0 8px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 17px;
  letter-spacing: .01em;
  color: var(--chalk);
}

.page-about .about-roles__item p {
  margin: 0;
  font-size: 15px;
  line-height: 1.78;
  color: rgba(244, 246, 240, .82);
}

.page-about .about-hubs__title {
  margin: 0 0 18px;
  font-family: var(--font-display);
  font-style: italic;
  font-weight: 800;
  font-size: clamp(18px, 2.2vw, 24px);
  letter-spacing: -.01em;
  color: var(--lime);
}

.page-about .about-hubs__list {
  margin: 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid rgba(244, 246, 240, .14);
}

.page-about .about-hubs__item {
  display: grid;
  grid-template-columns: 86px minmax(0, 1fr);
  gap: 12px;
  align-items: baseline;
  padding: 14px 6px;
  border-bottom: 1px solid rgba(244, 246, 240, .12);
  transition: background var(--dur) var(--ease), padding-left var(--dur) var(--ease);
}

.page-about .about-hubs__item:hover,
.page-about .about-hubs__item:focus-within {
  background: rgba(30, 91, 60, .5);
  padding-left: 14px;
}

.page-about .about-hubs__city {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 17px;
  letter-spacing: .04em;
  color: var(--chalk);
}

.page-about .about-hubs__desc {
  display: block;
  max-height: 0;
  overflow: hidden;
  opacity: 0;
  font-size: 14.5px;
  line-height: 1.7;
  color: var(--sage);
  transition: max-height var(--dur) var(--ease), opacity var(--dur) var(--ease);
}

@media (hover: none) {
  .page-about .about-hubs__desc {
    max-height: 72px;
    opacity: 1;
  }
}

@media (hover: hover) and (pointer: fine) {
  .page-about .about-hubs__item:hover .about-hubs__desc,
  .page-about .about-hubs__item:focus-within .about-hubs__desc {
    max-height: 72px;
    opacity: 1;
  }
}

/* ---------- 合作 ---------- */

.page-about .about-partners {
  padding: clamp(44px, 7vw, 100px) 0;
  background: var(--night);
  border-top: 1px solid rgba(244, 246, 240, .1);
}

.page-about .about-partners__title {
  margin: 14px 0 0;
  max-width: 18em;
  font-family: var(--font-display);
  font-style: italic;
  font-weight: 800;
  font-size: clamp(23px, 3.8vw, 46px);
  line-height: 1.14;
  letter-spacing: -.028em;
  color: var(--chalk);
}

.page-about .about-partners__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 18px;
  margin-top: clamp(30px, 4.5vw, 58px);
}

.page-about .about-partners__card {
  position: relative;
  padding: 28px 24px 30px;
  border-radius: 4px 36px 4px 36px;
  background: linear-gradient(150deg, rgba(30, 91, 60, .95) 0%, rgba(11, 46, 31, .95) 100%);
  border: 1px solid rgba(127, 227, 196, .22);
  transition: transform var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-about .about-partners__card:hover {
  transform: translateY(-4px);
  border-color: var(--aqua);
}

.page-about .about-partners__n {
  display: block;
  font-family: var(--font-display);
  font-style: italic;
  font-weight: 800;
  font-size: clamp(52px, 8vw, 96px);
  line-height: .9;
  letter-spacing: -.04em;
  color: var(--lime);
}

.page-about .about-partners__card h3 {
  margin: 16px 0 10px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 18px;
  letter-spacing: .01em;
  color: var(--chalk);
}

.page-about .about-partners__card p {
  margin: 0;
  max-width: 32em;
  font-size: 15.5px;
  line-height: 1.82;
  color: var(--sage);
}

/* ---------- 三条底线 ---------- */

.page-about .about-pact {
  padding: clamp(46px, 8vw, 110px) 0;
}

.page-about .about-pact__title {
  margin: 14px 0 0;
  max-width: 16em;
  font-family: var(--font-display);
  font-style: italic;
  font-weight: 800;
  font-size: clamp(24px, 4vw, 48px);
  line-height: 1.12;
  letter-spacing: -.028em;
  color: var(--chalk);
}

.page-about .about-pact__list {
  margin: clamp(30px, 4.5vw, 60px) 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 0;
  border-top: 1px solid rgba(244, 246, 240, .14);
}

.page-about .about-pact__item {
  display: grid;
  grid-template-columns: 58px minmax(0, 1fr);
  gap: 16px;
  align-items: start;
  padding: clamp(22px, 3vw, 34px) 0;
  border-bottom: 1px solid rgba(244, 246, 240, .14);
}

.page-about .about-pact__no {
  font-family: var(--font-display);
  font-style: italic;
  font-weight: 800;
  font-size: clamp(24px, 3vw, 34px);
  line-height: 1;
  letter-spacing: -.02em;
  color: var(--lime);
}

.page-about .about-pact__body h3 {
  margin: 0 0 8px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(17px, 2vw, 21px);
  letter-spacing: -.008em;
  color: var(--chalk);
}

.page-about .about-pact__body p {
  margin: 0;
  max-width: 38em;
  font-size: 16px;
  line-height: 1.85;
  color: var(--sage);
}

/* ---------- 下一步 ---------- */

.page-about .about-next {
  padding: 0 0 clamp(56px, 9vw, 120px);
}

.page-about .about-next__inner {
  position: relative;
  padding: clamp(32px, 5vw, 62px) clamp(24px, 4vw, 56px);
  border-radius: 48px 6px 48px 6px;
  background:
    radial-gradient(circle at 12% 18%, rgba(216, 245, 66, .16) 0%, transparent 52%),
    linear-gradient(126deg, var(--grass) 0%, var(--night) 78%);
  border: 1px solid rgba(216, 245, 66, .28);
  overflow: hidden;
}

.page-about .about-next__inner::after {
  content: "";
  position: absolute;
  right: -60px;
  bottom: -80px;
  width: 240px;
  height: 240px;
  border-radius: 50%;
  border: 2px dashed rgba(216, 245, 66, .28);
  pointer-events: none;
}

.page-about .about-next__title {
  margin: 0;
  font-family: var(--font-display);
  font-style: italic;
  font-weight: 800;
  font-size: clamp(24px, 3.8vw, 46px);
  line-height: 1.12;
  letter-spacing: -.028em;
  color: var(--chalk);
}

.page-about .about-next__lead {
  max-width: 34em;
  margin: 16px 0 0;
  font-size: 16px;
  line-height: 1.8;
  color: rgba(244, 246, 240, .86);
}

.page-about .about-next__links {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 30px;
}

.page-about .about-next__links .btn {
  transition: transform var(--dur) var(--ease), box-shadow var(--dur) var(--ease);
}

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

/* ---------- 键盘焦点 ---------- */

.page-about a:focus-visible,
.page-about button:focus-visible,
.page-about summary:focus-visible {
  outline: 2px solid var(--lime);
  outline-offset: 3px;
}

/* ---------- 入场动效 ---------- */

@keyframes about-rise {
  from {
    opacity: 0;
    transform: translateY(16px);
  }
  to {
    opacity: 1;
    transform: none;
  }
}

.page-about [data-reveal] {
  animation: about-rise 420ms var(--ease) both;
}

@media (prefers-reduced-motion: reduce) {
  .page-about [data-reveal] {
    animation: none;
  }
  .page-about .about-hero__strip li,
  .page-about .about-roles__item,
  .page-about .about-partners__card,
  .page-about .about-next__links .btn {
    transition: none;
  }
  .page-about .about-hero__strip li:hover,
  .page-about .about-roles__item:hover,
  .page-about .about-partners__card:hover,
  .page-about .about-next__links .btn:hover {
    transform: none;
  }
}

/* ---------- 窄屏适配 ---------- */

@media (max-width: 520px) {
  .page-about .about-hubs__item {
    grid-template-columns: minmax(0, 1fr);
    gap: 4px;
  }
  .page-about .about-pact__item {
    grid-template-columns: 44px minmax(0, 1fr);
    gap: 12px;
  }
  .page-about .about-hero__body {
    margin-top: -48px;
  }
}

/* ---------- 平板及以上 ---------- */

@media (min-width: 760px) {
  .page-about .about-partners__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .page-about .about-team__grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.05fr);
    align-items: start;
  }
}

@media (min-width: 900px) {
  .page-about .about-hero__body {
    margin-top: -150px;
  }
  .page-about .about-craft__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
  }
  .page-about .about-line__item {
    grid-template-columns: minmax(120px, 170px) 20px minmax(0, 1fr);
    grid-template-areas: "year wire body";
    column-gap: 18px;
    padding-bottom: clamp(42px, 5.5vw, 78px);
  }
  .page-about .about-line__year {
    font-size: clamp(38px, 4.4vw, 64px);
    text-align: right;
    padding-right: 4px;
  }
  .page-about .about-line__body {
    margin-top: 0;
  }
  .page-about .about-line__wire {
    min-height: 56px;
  }
}

@media (min-width: 1120px) {
  .page-about .about-team__grid {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    gap: clamp(40px, 4vw, 72px);
  }
  .page-about .about-roles__item {
    padding: 26px 26px 28px 30px;
  }
}
<<<END>>>