/* ===================================================
   页面：战术室团队 /team/
   作用域：.page-about
   =================================================== */

.page-about {
  --about-track-col: 26px;
  --about-ink: var(--c-mist);
  display: block;
  background: var(--c-deep);
  color: var(--c-mist);
  overflow-x: clip;
}

/* ---------- 页面顶部路径 ---------- */
.page-about .about-top {
  padding-top: 20px;
  padding-bottom: 6px;
}

/* ---------- 分屏首屏 ---------- */
.page-about .about-hero {
  position: relative;
  isolation: isolate;
  padding-top: 32px;
  padding-bottom: 52px;
  background: linear-gradient(180deg, var(--c-vignette) 0%, var(--c-deep) 74%);
  border-bottom: 1px solid var(--c-grid);
}

.page-about .about-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background-image:
    linear-gradient(to right, rgba(42, 58, 52, 0.5) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(42, 58, 52, 0.5) 1px, transparent 1px);
  background-size: 78px 78px;
  -webkit-mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.85), transparent 74%);
  mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.85), transparent 74%);
  pointer-events: none;
}

.page-about .about-hero__grid {
  position: relative;
  display: grid;
  grid-template-columns: 1fr;
  gap: 30px;
}

.page-about .about-hero h1 {
  margin: 14px 0 18px;
  max-width: 15em;
  letter-spacing: -0.02em;
}

.page-about .about-hero .lede {
  max-width: 44ch;
  border-left: 2px solid var(--c-lime);
  padding-left: 16px;
}

.page-about .about-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 26px;
}

.page-about .about-hero__media {
  margin: 0;
  border: 1px solid var(--c-grid);
  background: var(--c-char);
}

.page-about .about-hero__media img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 3 / 2;
  object-fit: cover;
}

.page-about .about-hero__cap {
  margin: 0;
  padding: 10px 14px;
  border-top: 1px solid var(--c-grid);
  font-size: var(--fs-7);
  letter-spacing: 0.08em;
  color: var(--c-muted);
}

/* 指标带 */
.page-about .about-band {
  list-style: none;
  margin: 38px 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  background: var(--c-grid);
  border: 1px solid var(--c-grid);
}

.page-about .about-band li {
  background: var(--c-deep);
  padding: 18px 16px;
  display: grid;
  gap: 6px;
}

.page-about .about-band b {
  font-family: var(--font-mono);
  font-size: var(--fs-2);
  font-weight: 600;
  line-height: 1;
  letter-spacing: -0.03em;
  color: var(--c-lime);
}

.page-about .about-band span {
  font-size: var(--fs-7);
  letter-spacing: 0.08em;
  color: var(--c-muted);
}

/* ---------- 通用章节头 ---------- */
.page-about .about-sec-head {
  display: grid;
  gap: 12px;
  max-width: 68ch;
  margin-bottom: 30px;
}

.page-about .about-sec-head h2 {
  letter-spacing: -0.02em;
}

/* ---------- 团队分工 ---------- */
.page-about .about-team {
  padding-top: 68px;
}

.page-about .about-team__layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: 26px;
  align-items: start;
}

.page-about .about-team__figure {
  margin: 0;
  border: 1px solid var(--c-grid);
  background: var(--c-char);
}

.page-about .about-team__figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 9 / 7;
  object-fit: cover;
}

.page-about .about-team__figure figcaption {
  padding: 12px 14px;
  border-top: 1px solid var(--c-grid);
  font-size: var(--fs-7);
  line-height: 1.6;
  color: var(--c-muted);
}

.page-about .about-team__panelwrap {
  min-width: 0;
}

.page-about .segmented {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  padding: 4px;
  margin-bottom: 20px;
  border: 1px solid var(--c-grid);
  background: var(--c-char);
}

.page-about .segmented__btn[aria-selected="true"] {
  background: var(--c-lime);
  color: var(--c-vignette);
}

.page-about .tab-panel {
  border: 1px solid var(--c-grid);
  background: var(--c-board);
  padding: 22px 20px 24px;
}

.page-about .tab-panel:focus-visible {
  outline: 2px solid var(--c-lime);
  outline-offset: 2px;
}

.page-about .tab-panel > p {
  margin: 14px 0 0;
  max-width: 56ch;
}

.page-about .about-team__meta {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--c-grid);
}

.page-about .about-team__num {
  font-family: var(--font-mono);
  font-size: var(--fs-3);
  line-height: 1;
  letter-spacing: -0.02em;
  color: var(--c-lime);
}

.page-about .about-list {
  list-style: none;
  margin: 18px 0 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-about .about-list li {
  position: relative;
  padding-left: 16px;
  font-size: var(--fs-6);
  line-height: 1.75;
  color: var(--c-mist);
}

.page-about .about-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.72em;
  width: 6px;
  height: 6px;
  background: var(--c-lime);
}

/* ---------- 发展历程 / 时间轴 ---------- */
.page-about .about-history {
  padding-top: 70px;
}

.page-about .about-history__banner {
  margin: 0 0 34px;
  border: 1px solid var(--c-grid);
  background: var(--c-char);
}

.page-about .about-history__banner img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 12 / 5;
  object-fit: cover;
}

.page-about .about-history__banner figcaption {
  padding: 10px 14px;
  border-top: 1px solid var(--c-grid);
  font-size: var(--fs-7);
  letter-spacing: 0.08em;
}

.page-about .about-track {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-about .about-track__item {
  position: relative;
  display: grid;
  grid-template-columns: var(--about-track-col) minmax(0, 1fr);
  padding-bottom: 28px;
}

.page-about .about-track__item::before {
  content: "";
  position: absolute;
  left: 5px;
  top: 20px;
  bottom: 0;
  width: 1px;
  background: var(--c-grid);
}

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

.page-about .about-track__item:last-child::before {
  display: none;
}

.page-about .about-track__dot {
  grid-column: 1;
  width: 11px;
  height: 11px;
  margin-top: 7px;
  background: var(--c-lime);
  box-shadow: 0 0 0 4px rgba(184, 255, 60, 0.1);
}

.page-about .about-track__body {
  grid-column: 2;
  min-width: 0;
}

.page-about .about-track__year {
  display: block;
  margin: 0 0 10px;
  font-size: var(--fs-7);
  letter-spacing: 0.14em;
  color: var(--c-lime);
}

.page-about .about-track__card {
  border: 1px solid var(--c-grid);
  background: var(--c-board);
  padding: 20px 18px 18px;
  transition: transform var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-about .about-track__item:hover .about-track__card,
.page-about .about-track__item:focus-within .about-track__card {
  transform: translateX(6px);
  border-color: rgba(184, 255, 60, 0.45);
}

.page-about .about-track__card h3 {
  margin: 0 0 10px;
  letter-spacing: -0.01em;
}

.page-about .about-track__card .body-text {
  margin: 0;
  max-width: 62ch;
}

.page-about .about-track__facts {
  margin: 16px 0 0;
  padding-top: 14px;
  border-top: 1px solid var(--c-grid);
  display: grid;
  gap: 7px;
}

.page-about .about-track__facts > div {
  display: flex;
  justify-content: space-between;
  gap: 14px;
}

.page-about .about-track__facts dt {
  font-size: var(--fs-7);
  letter-spacing: 0.06em;
  color: var(--c-muted);
}

.page-about .about-track__facts dd {
  margin: 0;
  font-family: var(--font-mono);
  font-size: var(--fs-7);
  text-align: right;
  color: var(--c-mist);
}

/* ---------- 协同流程 ---------- */
.page-about .about-flow-sec {
  padding-top: 70px;
}

.page-about .about-flow {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
  border-top: 1px solid var(--c-grid);
  border-bottom: 1px solid var(--c-grid);
}

.page-about .about-flow__step {
  position: relative;
  padding: 22px 0;
  border-bottom: 1px solid var(--c-grid);
}

.page-about .about-flow__step:last-child {
  border-bottom: 0;
}

.page-about .about-flow__num {
  display: block;
  margin-bottom: 10px;
  font-size: var(--fs-7);
  letter-spacing: 0.18em;
  color: var(--c-lime);
}

.page-about .about-flow__step h3 {
  margin: 0 0 8px;
}

.page-about .about-flow__step .body-text {
  margin: 0;
  font-size: var(--fs-6);
  max-width: 40ch;
}

/* ---------- 合作组织 ---------- */
.page-about .about-partners {
  padding-top: 70px;
}

.page-about .about-partners__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 30px;
  align-items: start;
}

.page-about .about-partners__intro h2 {
  margin: 12px 0 16px;
  max-width: 22ch;
  letter-spacing: -0.02em;
}

.page-about .about-partners__intro .body-text {
  margin: 0 0 14px;
  max-width: 56ch;
}

.page-about .about-partners__intro .btn {
  margin-top: 10px;
}

.page-about .about-partners__stats {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  background: var(--c-grid);
  border: 1px solid var(--c-grid);
}

.page-about .about-partners__stats li {
  background: var(--c-board);
  padding: 20px 16px;
  display: grid;
  gap: 8px;
  align-content: start;
}

.page-about .about-partners__stats b {
  font-family: var(--font-mono);
  font-size: var(--fs-2);
  font-weight: 600;
  line-height: 1;
  letter-spacing: -0.03em;
  color: var(--c-lime);
}

.page-about .about-partners__stats span {
  font-size: var(--fs-7);
  line-height: 1.5;
  color: var(--c-muted);
}

/* ---------- 原则 ---------- */
.page-about .about-principles {
  padding-top: 70px;
}

.page-about .about-principles__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  background: var(--c-grid);
  border: 1px solid var(--c-grid);
}

.page-about .about-principles__list li {
  background: var(--c-deep);
  padding: 22px 18px;
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 16px;
}

.page-about .about-principles__idx {
  font-size: var(--fs-7);
  letter-spacing: 0.12em;
  color: var(--c-lime);
  padding-top: 5px;
}

.page-about .about-principles__list h3 {
  margin: 0 0 8px;
}

.page-about .about-principles__list .body-text {
  margin: 0;
  font-size: var(--fs-6);
  max-width: 58ch;
}

/* ---------- 结尾行动区 ---------- */
.page-about .about-cta {
  margin-top: 70px;
  padding: 52px 0 64px;
  border-top: 1px solid var(--c-grid);
  background: linear-gradient(180deg, var(--c-board) 0%, var(--c-char) 100%);
}

.page-about .about-cta__inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: 26px;
  align-items: center;
}

.page-about .about-cta__inner h2 {
  margin: 0 0 12px;
  max-width: 24ch;
  letter-spacing: -0.02em;
}

.page-about .about-cta__inner .body-text {
  margin: 0;
  max-width: 58ch;
}

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

/* ---------- 中等屏幕 ---------- */
@media (min-width: 760px) {
  .page-about .about-band {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-about .about-track {
    --about-track-col: 30px;
  }

  .page-about .about-track__item::before {
    left: 6px;
  }

  .page-about .about-track__dot {
    width: 13px;
    height: 13px;
    margin-top: 6px;
  }

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

/* ---------- 宽屏分屏 ---------- */
@media (min-width: 980px) {
  .page-about .about-hero__grid {
    grid-template-columns: minmax(0, 1.06fr) minmax(0, 0.94fr);
    gap: 54px;
    align-items: start;
  }

  .page-about .about-hero__media {
    margin-top: 28px;
  }

  .page-about .about-team__layout {
    grid-template-columns: minmax(0, 0.82fr) minmax(0, 1.18fr);
    gap: 42px;
  }

  .page-about .about-flow {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-about .about-flow__step {
    padding: 24px 22px 26px;
    border-bottom: 0;
    border-right: 1px solid var(--c-grid);
  }

  .page-about .about-flow__step:last-child {
    border-right: 0;
  }

  .page-about .about-partners__grid {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
    gap: 48px;
  }

  .page-about .about-cta__inner {
    grid-template-columns: minmax(0, 1.2fr) auto;
    gap: 40px;
  }
}

/* ---------- 动效降级 ---------- */
@media (prefers-reduced-motion: reduce) {
  .page-about .about-track__card {
    transition: none;
  }

  .page-about .about-track__item:hover .about-track__card,
  .page-about .about-track__item:focus-within .about-track__card {
    transform: none;
  }
}
<<<END>>>