.page-about {
  --about-hero-radius: 22px;
  padding-top: 22px;
  padding-bottom: 10px;
}

.page-about .breadcrumb {
  margin-bottom: 26px;
}

/* ---------- 首屏 ---------- */
.page-about .about-hero {
  display: grid;
  gap: 30px;
  padding-bottom: 40px;
}

.page-about .about-hero h1 {
  font-family: var(--font-body);
  font-weight: 800;
  font-size: clamp(27px, 5.6vw, 48px);
  line-height: 1.16;
  letter-spacing: -0.01em;
  color: var(--paper);
  margin: 12px 0 16px;
  max-width: 18em;
}

.page-about .about-hero .lede {
  max-width: 44em;
}

.page-about .about-hero__actions {
  margin-top: 24px;
  gap: 12px;
  flex-wrap: wrap;
}

.page-about .about-hero__figure {
  position: relative;
  margin: 0;
  border-radius: var(--about-hero-radius) var(--about-hero-radius) 68px var(--about-hero-radius);
  overflow: hidden;
  border: 1px solid var(--line-soft);
  background: var(--ink-800);
  box-shadow: 0 30px 64px -40px rgba(0, 0, 0, 0.95);
}

.page-about .about-hero__figure::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: linear-gradient(155deg, rgba(47, 191, 113, 0.16) 0%, transparent 42%, rgba(255, 138, 61, 0.14) 100%);
  mix-blend-mode: screen;
}

.page-about .about-hero__figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 12 / 7;
  object-fit: cover;
  filter: saturate(0.92) brightness(0.9);
}

.page-about .about-hero__figure .media__caption {
  position: relative;
  margin: 0;
  padding: 12px 20px 16px;
  font-size: 13px;
  line-height: 1.6;
  color: var(--slate);
  background: var(--ink-900);
  border-top: 1px dashed var(--line-soft);
}

/* ---------- 三张数据卡 ---------- */
.page-about .about-stats {
  padding-bottom: 8px;
}

.page-about .about-stats__grid {
  display: grid;
  gap: 14px;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
}

.page-about .about-stats__card {
  position: relative;
  overflow: hidden;
  padding: 24px 22px 26px;
  border-radius: var(--radius-md);
  border: 1px solid var(--line-soft);
  background: linear-gradient(158deg, rgba(18, 41, 74, 0.96), rgba(10, 26, 47, 0.99));
}

.page-about .about-stats__card::after {
  content: "";
  position: absolute;
  right: -46px;
  bottom: -62px;
  width: 156px;
  height: 156px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(47, 191, 113, 0.24), transparent 70%);
  pointer-events: none;
}

.page-about .about-stats__card--accent {
  border-color: rgba(255, 138, 61, 0.42);
}

.page-about .about-stats__card--accent::after {
  background: radial-gradient(circle, rgba(255, 138, 61, 0.26), transparent 70%);
}

.page-about .about-stats__num {
  position: relative;
  display: block;
  font-family: var(--font-mono);
  font-size: clamp(30px, 6.4vw, 42px);
  font-weight: 700;
  line-height: 1;
  letter-spacing: -0.02em;
  color: var(--grass);
}

.page-about .about-stats__card--accent .about-stats__num {
  color: var(--orange-soft);
}

.page-about .about-stats__unit {
  font-size: 0.48em;
  margin-left: 3px;
  color: var(--slate);
  letter-spacing: 0;
}

.page-about .about-stats__label {
  position: relative;
  display: block;
  margin-top: 12px;
  font-size: 14px;
  line-height: 1.65;
  color: var(--slate);
}

/* ---------- 时间轴 ---------- */
.page-about .about-history__layout {
  display: grid;
  gap: 34px;
}

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

.page-about .about-timeline::before {
  content: "";
  position: absolute;
  left: 13px;
  top: 8px;
  bottom: 26px;
  width: 2px;
  background: linear-gradient(180deg, var(--grass) 0%, var(--grass-deep) 46%, rgba(36, 64, 107, 0.25) 100%);
}

.page-about .about-timeline__item {
  position: relative;
  padding-left: 48px;
  padding-bottom: 26px;
}

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

.page-about .about-timeline__node {
  position: absolute;
  left: 0;
  top: 2px;
  z-index: 1;
  width: 28px;
  height: 28px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  background: var(--ink-900);
  border: 2px solid var(--grass);
  color: var(--grass);
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 700;
  transition: background 0.22s ease, color 0.22s ease, box-shadow 0.22s ease;
}

.page-about .about-timeline__item:hover .about-timeline__node,
.page-about .about-timeline__item:focus-within .about-timeline__node {
  background: var(--grass);
  color: var(--ink-900);
  box-shadow: 0 0 0 6px rgba(47, 191, 113, 0.16);
}

.page-about .about-timeline__body {
  padding: 18px 20px 20px;
  border-radius: var(--radius-md);
  border: 1px solid var(--line-soft);
  background: rgba(18, 41, 74, 0.7);
  transition: transform 0.24s ease, border-color 0.24s ease, background 0.24s ease;
}

.page-about .about-timeline__item:hover .about-timeline__body,
.page-about .about-timeline__item:focus-within .about-timeline__body {
  transform: translateY(-3px);
  border-color: rgba(47, 191, 113, 0.62);
  background: rgba(22, 52, 92, 0.85);
}

.page-about .about-timeline__year {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 12.5px;
  font-weight: 700;
  letter-spacing: 0.14em;
  color: var(--grass);
  padding: 3px 10px;
  border: 1px solid rgba(47, 191, 113, 0.42);
  border-radius: 999px;
}

.page-about .about-timeline__title {
  margin: 12px 0 8px;
  font-size: 18px;
  font-weight: 700;
  color: var(--paper);
  line-height: 1.45;
}

.page-about .about-timeline__text {
  margin: 0;
  font-size: 15px;
  line-height: 1.78;
  color: var(--slate);
}

.page-about .about-history__figure {
  margin: 0;
  border-radius: var(--radius-md);
  overflow: hidden;
  border: 1px solid var(--line-soft);
  background: var(--ink-800);
}

.page-about .about-history__figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 4 / 3;
  object-fit: cover;
}

.page-about .about-history__figure .media__caption {
  margin: 0;
  padding: 12px 18px 15px;
  font-size: 13px;
  line-height: 1.6;
  color: var(--slate);
  border-top: 1px dashed var(--line-soft);
  background: var(--ink-900);
}

/* ---------- 团队分工 ---------- */
.page-about .about-team__layout {
  display: grid;
  gap: 30px;
}

.page-about .about-team__bars {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 22px;
}

.page-about .about-team__bar {
  padding: 18px 20px 20px;
  border-radius: var(--radius-md);
  border: 1px solid var(--line-soft);
  background: rgba(18, 41, 74, 0.6);
  transition: border-color 0.22s ease, transform 0.22s ease;
}

.page-about .about-team__bar:hover,
.page-about .about-team__bar:focus-within {
  border-color: rgba(47, 191, 113, 0.55);
  transform: translateY(-2px);
}

.page-about .about-team__bar-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 12px;
}

.page-about .about-team__bar-name {
  font-size: 16px;
  font-weight: 700;
  color: var(--paper);
}

.page-about .about-team__bar-num {
  font-family: var(--font-mono);
  font-size: 15px;
  font-weight: 700;
  color: var(--yellow);
  letter-spacing: 0.02em;
}

.page-about .about-team__track {
  position: relative;
  height: 10px;
  border-radius: 999px;
  background: rgba(36, 64, 107, 0.75);
  overflow: hidden;
}

.page-about .about-team__fill {
  display: block;
  height: 100%;
  border-radius: 999px;
  background: linear-gradient(90deg, var(--grass-deep), var(--grass));
  transition: filter 0.22s ease;
}

.page-about .about-team__bar:hover .about-team__fill,
.page-about .about-team__bar:focus-within .about-team__fill {
  filter: brightness(1.18);
}

.page-about .about-team__fill--data {
  width: 40%;
}

.page-about .about-team__fill--service {
  width: 25%;
  background: linear-gradient(90deg, var(--orange), var(--orange-soft));
}

.page-about .about-team__fill--tech {
  width: 19%;
  background: linear-gradient(90deg, #2f6fa8, #6fa8d6);
}

.page-about .about-team__desc {
  margin: 14px 0 0;
  font-size: 14px;
  line-height: 1.72;
  color: var(--slate);
}

.page-about .about-team__figure {
  margin: 0;
  border-radius: var(--radius-md);
  overflow: hidden;
  border: 1px solid var(--line-soft);
  background: var(--ink-800);
}

.page-about .about-team__figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 4 / 3;
  object-fit: cover;
}

.page-about .about-team__figure .media__caption {
  margin: 0;
  padding: 12px 18px 15px;
  font-size: 13px;
  line-height: 1.6;
  color: var(--slate);
  border-top: 1px dashed var(--line-soft);
  background: var(--ink-900);
}

/* ---------- 服务覆盖 ---------- */
.page-about .about-reach__layout {
  display: grid;
  gap: 30px;
}

.page-about .about-reach__figure {
  margin: 0;
  padding: 18px 16px 8px;
  border-radius: var(--radius-md);
  border: 1px dashed var(--line-soft);
  background: radial-gradient(circle at 30% 20%, rgba(47, 191, 113, 0.12), transparent 62%), rgba(10, 26, 47, 0.7);
}

.page-about .about-reach__svg {
  display: block;
  width: 100%;
  height: auto;
  max-width: 460px;
  margin: 0 auto;
}

.page-about .about-reach__caption {
  margin: 6px 4px 10px;
  font-size: 13px;
  line-height: 1.6;
  color: var(--slate);
  text-align: center;
}

.page-about .about-reach__stats {
  display: grid;
  gap: 16px;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
}

.page-about .about-reach__stat {
  padding: 20px 18px;
  border-radius: var(--radius-sm);
  border-left: 3px solid var(--grass);
  background: rgba(18, 41, 74, 0.62);
}

.page-about .about-reach__stat-num {
  display: block;
  font-family: var(--font-mono);
  font-size: clamp(26px, 5vw, 34px);
  font-weight: 700;
  line-height: 1;
  color: var(--paper);
  letter-spacing: -0.02em;
}

.page-about .about-reach__stat-lbl {
  display: block;
  margin-top: 9px;
  font-size: 14px;
  line-height: 1.65;
  color: var(--slate);
}

/* ---------- 记录方式 ---------- */
.page-about .about-method__grid {
  display: grid;
  gap: 16px;
  grid-template-columns: 1fr;
}

.page-about .about-method__card {
  position: relative;
  padding: 22px 20px 24px;
  border-radius: var(--radius-md);
  border: 1px solid var(--line-soft);
  background: linear-gradient(200deg, rgba(18, 41, 74, 0.9), rgba(10, 26, 47, 0.96));
  transition: transform 0.24s ease, border-color 0.24s ease;
}

.page-about .about-method__card:hover,
.page-about .about-method__card:focus-within {
  transform: translateY(-4px);
  border-color: rgba(255, 138, 61, 0.5);
}

.page-about .about-method__idx {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.16em;
  color: var(--ink-900);
  background: var(--grass);
  padding: 2px 9px;
  border-radius: 4px;
}

.page-about .about-method__card:nth-child(3) .about-method__idx,
.page-about .about-method__card:nth-child(4) .about-method__idx {
  background: var(--orange);
  color: var(--ink-900);
}

.page-about .about-method__title {
  margin: 14px 0 10px;
  font-size: 17px;
  font-weight: 700;
  color: var(--paper);
  line-height: 1.45;
}

.page-about .about-method__text {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--slate);
}

/* ---------- 结尾引导 ---------- */
.page-about .about-next {
  padding-top: 12px;
  padding-bottom: 56px;
}

.page-about .about-next__panel {
  position: relative;
  overflow: hidden;
  padding: 34px 26px 36px;
  border-radius: var(--radius-lg);
  border: 1px solid rgba(255, 138, 61, 0.34);
  background: linear-gradient(140deg, rgba(18, 41, 74, 0.96), rgba(10, 26, 47, 0.99));
}

.page-about .about-next__panel::before {
  content: "";
  position: absolute;
  right: -80px;
  top: -80px;
  width: 260px;
  height: 260px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(255, 138, 61, 0.2), transparent 68%);
  pointer-events: none;
}

.page-about .about-next__title {
  position: relative;
  margin: 0 0 12px;
  font-size: clamp(21px, 4vw, 28px);
  font-weight: 800;
  color: var(--paper);
  line-height: 1.35;
}

.page-about .about-next__text {
  position: relative;
  margin: 0 0 24px;
  max-width: 46em;
  font-size: 15px;
  line-height: 1.78;
  color: var(--slate);
}

.page-about .about-next__actions {
  position: relative;
  gap: 12px;
  flex-wrap: wrap;
}

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

@media (min-width: 900px) {
  .page-about {
    padding-top: 32px;
  }

  .page-about .about-hero {
    grid-template-columns: minmax(0, 1.06fr) minmax(0, 0.94fr);
    align-items: center;
    gap: 48px;
    padding-bottom: 56px;
  }

  .page-about .about-hero__figure {
    margin-right: -6px;
  }

  .page-about .about-stats__grid {
    gap: 18px;
  }

  .page-about .about-next__panel {
    padding: 44px 44px 46px;
  }
}

@media (min-width: 1024px) {
  .page-about .about-history__layout {
    grid-template-columns: minmax(0, 1.32fr) minmax(0, 0.88fr);
    gap: 46px;
    align-items: start;
  }

  .page-about .about-history__figure {
    position: sticky;
    top: calc(var(--header-h) + 30px);
  }

  .page-about .about-team__layout {
    grid-template-columns: minmax(0, 1.16fr) minmax(0, 0.84fr);
    gap: 46px;
    align-items: center;
  }

  .page-about .about-reach__layout {
    grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
    gap: 46px;
    align-items: center;
  }

  .page-about .about-reach__stats {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 18px;
  }

  .page-about .about-method__grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 18px;
  }
}
<<<END>>>