.page-about .crumbs {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 22px 0 8px;
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--rock);
}
.page-about .crumbs__link {
  color: var(--rock);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color 0.2s var(--ease), border-color 0.2s var(--ease);
}
.page-about .crumbs__link:hover {
  color: var(--accent);
  border-color: var(--accent);
}
.page-about .crumbs__sep { color: var(--line-strong); }
.page-about .crumbs__now { color: var(--paper); }

/* ---------- 封面 ---------- */
.page-about .about-cover {
  display: grid;
  grid-template-columns: 1fr;
  gap: 32px;
  padding-top: 28px;
  padding-bottom: 56px;
}
.page-about .about-cover__main { max-width: 760px; }
.page-about .about-cover .kicker {
  display: block;
  margin-bottom: 20px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  color: var(--accent);
}
.page-about .about-cover__title {
  margin: 0 0 24px;
  font-family: var(--font-body);
  font-weight: 200;
  font-size: clamp(38px, 7.4vw, 88px);
  line-height: 1.06;
  letter-spacing: -0.03em;
  color: var(--paper);
}
.page-about .about-cover__hl {
  color: var(--acid);
  font-weight: 300;
}
.page-about .about-cover__lead {
  max-width: 62ch;
  color: rgba(242, 240, 232, 0.78);
  font-size: clamp(16px, 1.4vw, 18px);
  line-height: 1.78;
}
.page-about .about-cover__side {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}
.page-about .about-fact {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 20px 18px;
  background: var(--ink-2);
}
.page-about .about-fact--accent { background: var(--ink-3); }
.page-about .about-fact__num {
  font-size: clamp(26px, 3vw, 38px);
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--paper);
  font-variant-numeric: tabular-nums;
}
.page-about .about-fact--accent .about-fact__num { color: var(--acid); }
.page-about .about-fact__key {
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--rock);
}

/* ---------- 斜切分隔 ---------- */
.page-about .slant {
  height: 2px;
  background: linear-gradient(90deg, var(--accent) 0%, rgba(38, 224, 214, 0) 62%);
  transform: skewY(-0.5deg);
  transform-origin: left;
}
.page-about .slant--flip {
  background: linear-gradient(90deg, rgba(255, 122, 60, 0) 38%, var(--orange) 100%);
  transform: skewY(0.5deg);
  transform-origin: right;
}

/* ---------- 章节骨架 ---------- */
.page-about .about-chapter {
  padding-top: clamp(56px, 8vw, 104px);
  padding-bottom: clamp(48px, 7vw, 88px);
}
.page-about .chapter__head {
  display: flex;
  align-items: baseline;
  gap: 20px;
  flex-wrap: wrap;
}
.page-about .chapter__num {
  font-size: clamp(48px, 8vw, 96px);
  font-weight: 300;
  line-height: 0.9;
  letter-spacing: -0.04em;
  color: transparent;
  -webkit-text-stroke: 1px rgba(242, 240, 232, 0.34);
  font-variant-numeric: tabular-nums;
}
.page-about .chapter__title {
  margin: 0;
  font-family: var(--font-cond);
  font-weight: 700;
  font-size: clamp(24px, 3.4vw, 42px);
  letter-spacing: -0.01em;
  color: var(--paper);
  flex: 1 1 260px;
}
.page-about .rule {
  height: 1px;
  margin: 22px 0 34px;
  background: var(--line);
}

/* ---------- 正文段落 ---------- */
.page-about .about-body { max-width: 74ch; }
.page-about .about-body p,
.page-about .about-split__text p,
.page-about .pl p {
  margin: 0 0 20px;
  font-size: 17px;
  line-height: 1.78;
  color: rgba(242, 240, 232, 0.82);
}
.page-about .about-body__intro {
  max-width: 66ch;
  margin: 0 0 34px;
  font-size: 17px;
  line-height: 1.78;
  color: rgba(242, 240, 232, 0.72);
}

/* ---------- 图文并排 ---------- */
.page-about .about-split {
  display: grid;
  grid-template-columns: 1fr;
  gap: 30px;
  align-items: start;
}
.page-about .about-split__media {
  margin: 0;
  border: 1px solid var(--line);
}
.page-about .about-split__media img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  filter: saturate(0.85) contrast(1.05);
}
.page-about .about-split__media .media__cap {
  display: block;
  padding: 12px 14px;
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--rock);
  border-top: 1px solid var(--line);
}

/* ---------- 引用块 ---------- */
.page-about .about-pullquote {
  margin-top: 38px;
  padding: 22px 24px;
  border-left: 4px solid var(--clay);
  background: var(--glass);
}
.page-about .about-pullquote p {
  margin: 0;
  font-family: var(--font-cond);
  font-size: clamp(19px, 2.2vw, 26px);
  line-height: 1.5;
  color: var(--paper);
}

/* ---------- 团队条形 ---------- */
.page-about .team-bars {
  display: grid;
  grid-template-columns: 1fr;
  gap: 18px;
}
.page-about .team-bar {
  padding: 20px 20px 22px;
  background: var(--ink-2);
  border: 1px solid var(--line);
  border-left: 2px solid var(--line-strong);
  transition: border-color 0.25s var(--ease), background 0.25s var(--ease), transform 0.25s var(--ease);
}
.page-about .team-bar:hover,
.page-about .team-bar:focus-visible {
  border-left-color: var(--accent);
  background: var(--ink-3);
  transform: translateX(3px);
  outline: none;
}
.page-about .team-bar__meta {
  display: flex;
  align-items: baseline;
  gap: 14px;
  margin-bottom: 14px;
}
.page-about .team-bar__num {
  font-size: 30px;
  font-weight: 700;
  color: var(--paper);
  font-variant-numeric: tabular-nums;
}
.page-about .team-bar__name {
  margin: 0;
  font-family: var(--font-cond);
  font-size: 20px;
  font-weight: 700;
  letter-spacing: 0.01em;
  color: var(--paper);
}
.page-about .team-bar__track {
  height: 6px;
  margin-bottom: 14px;
  background: var(--glass);
  overflow: hidden;
}
.page-about .team-bar__fill {
  display: block;
  height: 100%;
  width: var(--w, 30%);
  transform-origin: left;
  animation: about-bar 0.5s var(--ease) both;
}
.page-about .team-bar__fill--cyan { background: var(--cyan); }
.page-about .team-bar__fill--acid { background: var(--acid); }
.page-about .team-bar__fill--orange { background: var(--orange); }
@keyframes about-bar {
  from { transform: scaleX(0.05); }
  to { transform: scaleX(1); }
}
.page-about .team-bar__desc {
  margin: 0;
  font-size: 15px;
  line-height: 1.72;
  color: rgba(242, 240, 232, 0.7);
}
.page-about .about-workbench {
  margin: 40px 0 0;
}
.page-about .about-workbench img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}
.page-about .about-workbench .media__cap {
  display: block;
  padding-top: 10px;
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--rock);
}

/* ---------- 时间线 ---------- */
.page-about .about-chapter--timeline {
  position: relative;
}
.page-about .tl {
  position: relative;
  display: grid;
  grid-template-columns: 1fr;
  gap: 0;
  margin: 0;
  padding: 0;
  list-style: none;
}
.page-about .tl::before {
  content: "";
  position: absolute;
  left: 13px;
  top: 12px;
  bottom: 12px;
  width: 1px;
  background: linear-gradient(180deg, var(--orange) 0%, var(--cyan) 55%, rgba(38, 224, 214, 0) 100%);
}
.page-about .tl__node {
  position: relative;
  padding: 0 0 30px 44px;
  outline: none;
}
.page-about .tl__year {
  display: block;
  margin-bottom: 6px;
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 0.06em;
  color: var(--accent);
  font-variant-numeric: tabular-nums;
}
.page-about .tl__dot {
  position: absolute;
  left: 7px;
  top: 6px;
  width: 13px;
  height: 13px;
  border-radius: 50%;
  background: var(--orange);
  border: 2px solid var(--ink);
  box-shadow: 0 0 0 1px var(--orange);
}
.page-about .tl__node--key .tl__dot {
  background: var(--cyan);
  box-shadow: 0 0 0 1px var(--cyan), 0 0 14px rgba(38, 224, 214, 0.6);
}
.page-about .tl__card {
  padding: 16px 18px 18px;
  background: var(--glass);
  border: 1px solid var(--line);
  transition: border-color 0.25s var(--ease), background 0.25s var(--ease);
}
.page-about .tl__node:hover .tl__card,
.page-about .tl__node:focus-visible .tl__card {
  border-color: var(--accent);
  background: var(--ink-2);
}
.page-about .tl__title {
  margin: 0 0 8px;
  font-family: var(--font-cond);
  font-size: 19px;
  font-weight: 700;
  color: var(--paper);
}
.page-about .tl__card p {
  margin: 0;
  font-size: 15px;
  line-height: 1.7;
  color: rgba(242, 240, 232, 0.7);
}
.page-about .tl-handbook {
  margin-top: 26px;
  padding: 20px 22px;
  border: 1px solid var(--line);
  border-top: 2px solid var(--acid);
  background: var(--ink-2);
}
.page-about .tl-handbook__line {
  margin: 0 0 10px;
  font-size: 15px;
  line-height: 1.7;
  color: rgba(242, 240, 232, 0.78);
}
.page-about .tl-handbook__line:last-child { margin-bottom: 0; }

/* ---------- 生态构成 ---------- */
.page-about .about-eco {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}
.page-about .about-eco__item {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 18px 16px;
  background: var(--ink-2);
}
.page-about .about-eco__num {
  font-size: 26px;
  font-weight: 700;
  color: var(--acid);
  font-variant-numeric: tabular-nums;
  letter-spacing: -0.02em;
}
.page-about .about-eco__txt {
  font-size: 12px;
  line-height: 1.5;
  letter-spacing: 0.06em;
  color: var(--rock);
}

/* ---------- 三条坚持 ---------- */
.page-about .pledge {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  margin: 0;
  padding: 0;
  list-style: none;
  background: var(--line);
  border: 1px solid var(--line);
}
.page-about .pledge__item {
  padding: 24px 22px;
  background: var(--ink-2);
  transition: background 0.25s var(--ease);
}
.page-about .pledge__item:hover { background: var(--ink-3); }
.page-about .pledge__title {
  margin: 0 0 10px;
  font-family: var(--font-cond);
  font-size: 20px;
  font-weight: 700;
  color: var(--paper);
}
.page-about .pledge__title::before {
  content: "";
  display: inline-block;
  width: 18px;
  height: 2px;
  margin-right: 10px;
  vertical-align: middle;
  background: var(--cyan);
}
.page-about .pledge__item p {
  margin: 0;
  font-size: 15px;
  line-height: 1.72;
  color: rgba(242, 240, 232, 0.72);
}

/* ---------- 收尾 CTA ---------- */
.page-about .about-cta {
  display: flex;
  flex-direction: column;
  gap: 18px;
  margin-top: 44px;
  padding: 26px 24px;
  background: var(--ink-3);
  border-left: 3px solid var(--orange);
}
.page-about .about-cta__txt {
  margin: 0;
  font-size: 17px;
  line-height: 1.7;
  color: var(--paper);
}
.page-about .about-cta__btns {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}
.page-about .about-cta__btns .btn {
  min-height: 44px;
  display: inline-flex;
  align-items: center;
  padding: 0 20px;
  font-size: 14px;
  letter-spacing: 0.06em;
  text-decoration: none;
  border: 1px solid var(--line-strong);
  color: var(--paper);
  background: transparent;
  transition: background 0.2s var(--ease), color 0.2s var(--ease), border-color 0.2s var(--ease);
}
.page-about .about-cta__btns .btn--solid {
  background: var(--orange);
  border-color: var(--orange);
  color: var(--ink);
}
.page-about .about-cta__btns .btn--ghost:hover {
  border-color: var(--accent);
  color: var(--accent);
}
.page-about .about-cta__btns .btn--solid:hover {
  background: var(--acid);
  border-color: var(--acid);
}

/* ---------- 窄屏收口 ---------- */
@media (max-width: 479px) {
  .page-about .about-cover__side,
  .page-about .about-eco {
    grid-template-columns: 1fr;
  }
  .page-about .chapter__head { gap: 12px; }
  .page-about .chapter__num { font-size: 42px; }
  .page-about .tl__node { padding-left: 38px; }
}

/* ---------- 中屏 ---------- */
@media (min-width: 720px) {
  .page-about .about-cover {
    grid-template-columns: minmax(0, 7fr) minmax(0, 4fr);
    gap: 40px;
    align-items: end;
  }
  .page-about .about-cover__side {
    grid-template-columns: 1fr;
  }
  .page-about .about-split {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: 44px;
  }
  .page-about .about-split--rev {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
  }
  .page-about .team-bars { gap: 16px; }
  .page-about .pledge { grid-template-columns: repeat(3, minmax(0, 1fr)); }
}

/* ---------- 宽屏 ---------- */
@media (min-width: 1024px) {
  .page-about .about-cover {
    grid-template-columns: minmax(0, 8fr) minmax(0, 4fr);
  }
  .page-about .team-bars {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
  .page-about .team-bar {
    display: flex;
    flex-direction: column;
    justify-content: flex-start;
  }
  .page-about .tl {
    grid-template-columns: repeat(7, minmax(0, 1fr));
    gap: 0 10px;
    padding-top: 26px;
  }
  .page-about .tl::before {
    left: 0;
    right: 0;
    top: 12px;
    bottom: auto;
    width: auto;
    height: 1px;
    background: linear-gradient(90deg, var(--orange) 0%, var(--cyan) 62%, rgba(38, 224, 214, 0.15) 100%);
  }
  .page-about .tl__node {
    padding: 26px 8px 0 0;
  }
  .page-about .tl__dot {
    left: 0;
    top: -6px;
  }
  .page-about .tl__year {
    position: absolute;
    top: -30px;
    left: 0;
  }
  .page-about .tl__card { min-height: 168px; }
}

@media (prefers-reduced-motion: reduce) {
  .page-about .team-bar__fill { animation: none; }
  .page-about .team-bar,
  .page-about .tl__card,
  .page-about .pledge__item { transition: none; }
  .page-about .team-bar:hover,
  .page-about .team-bar:focus-visible { transform: none; }
}
</｜｜DSML｜｜ parameter>
</invoke>

.page-about {
  --w: 1rem;
}