.page-about {
  --pf-text: #C8D4EA;
  --pf-line: rgba(30, 44, 85, .9);
  --pf-gap: 26px;
}

.page-about .pf-skip {
  padding-top: 20px;
}

.page-about .pf-crumb-sep {
  display: inline-block;
  margin: 0 .55em;
  color: var(--ink-400);
}

/* ============ 首屏 ============ */
.page-about .pf-hero {
  position: relative;
  padding-bottom: 8px;
}

.page-about .pf-hero-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 30px;
  padding-top: 34px;
}

.page-about .pf-hero-title {
  font-family: var(--font-display);
  font-size: clamp(38px, 7.4vw, 74px);
  font-weight: 200;
  line-height: 1.04;
  letter-spacing: -.015em;
  color: var(--paper);
  margin: 16px 0 0;
}

.page-about .pf-mark {
  color: var(--signal);
  font-style: normal;
}

.page-about .pf-hero-lede {
  margin-top: 20px;
  max-width: 58ch;
  font-size: 16.5px;
  line-height: 1.82;
  color: var(--pf-text);
}

.page-about .pf-hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
}

.page-about .pf-hero-figure {
  margin: 0;
}

.page-about .pf-cap {
  margin: 12px 0 0;
  font-family: var(--font-mono);
  font-size: 12px;
  line-height: 1.65;
  letter-spacing: .04em;
  color: var(--ink-400);
}

/* 数据条 */
.page-about .pf-statbar {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  margin-top: 46px;
  background: var(--ink-600);
  border: 1px solid var(--ink-600);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.page-about .pf-stat-item {
  background: var(--ink-800);
  padding: 18px 16px 20px;
  min-width: 0;
}

.page-about .pf-stat-item:last-child {
  grid-column: span 2;
}

.page-about .pf-stat-num {
  display: block;
  font-size: 26px;
  font-weight: 600;
  line-height: 1.1;
  color: var(--paper);
  letter-spacing: .01em;
}

.page-about .pf-stat-item:first-child .pf-stat-num {
  color: var(--signal);
}

.page-about .pf-stat-label {
  display: block;
  margin-top: 7px;
  font-size: 13px;
  line-height: 1.5;
  color: var(--ink-200);
}

/* ============ 主体：目录 + 档案流 ============ */
.page-about .pf-body {
  display: grid;
  grid-template-columns: 1fr;
  gap: 34px;
  padding-top: 72px;
  padding-bottom: 40px;
}

.page-about .pf-index-head {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .2em;
  color: var(--ink-400);
  margin: 0;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--ink-600);
}

.page-about .pf-index-list {
  list-style: none;
  margin: 12px 0 0;
  padding: 0;
  display: flex;
  gap: 6px;
  overflow-x: auto;
  scrollbar-width: none;
  -webkit-overflow-scrolling: touch;
}

.page-about .pf-index-list::-webkit-scrollbar {
  display: none;
}

.page-about .pf-index-link {
  display: inline-flex;
  align-items: baseline;
  gap: 9px;
  padding: 9px 14px;
  white-space: nowrap;
  font-size: 14px;
  color: var(--ink-200);
  text-decoration: none;
  border-radius: var(--radius-pill);
  background: var(--ink-800);
  border-bottom: 2px solid transparent;
  transition: color .18s var(--ease), border-color .18s var(--ease), background .18s var(--ease);
}

.page-about .pf-index-link:hover,
.page-about .pf-index-link:focus-visible {
  color: var(--paper);
  border-bottom-color: var(--signal);
  background: var(--signal-soft);
}

.page-about .pf-index-num {
  font-size: 11px;
  color: var(--ink-400);
}

.page-about .pf-stream {
  min-width: 0;
}

/* ============ 区块 ============ */
.page-about .pf-block {
  padding: 42px 0 46px;
  border-top: 1px solid var(--ink-600);
  scroll-margin-top: 100px;
}

.page-about .pf-block:first-child {
  border-top: 0;
  padding-top: 0;
}

.page-about .pf-block-head {
  display: flex;
  align-items: baseline;
  gap: 14px;
  flex-wrap: wrap;
}

.page-about .pf-block-num {
  flex: none;
  font-size: 12px;
  letter-spacing: .12em;
  color: var(--signal);
  padding: 3px 9px;
  border: 1px solid rgba(255, 106, 43, .55);
  border-radius: 4px;
}

.page-about .pf-block-title {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(24px, 3.8vw, 34px);
  font-weight: 300;
  line-height: 1.2;
  letter-spacing: -.01em;
  color: var(--paper);
}

.page-about .pf-block-lede {
  margin: 18px 0 0;
  max-width: 64ch;
  font-size: 16.5px;
  line-height: 1.8;
  color: var(--pf-text);
}

.page-about .pf-block p {
  font-size: 15.5px;
  line-height: 1.85;
  color: var(--pf-text);
  margin: 0 0 15px;
}

.page-about .pf-block p:last-child {
  margin-bottom: 0;
}

.page-about .pf-block a {
  color: var(--paper);
  text-decoration: none;
  border-bottom: 1px solid var(--signal);
  padding-bottom: 1px;
}

.page-about .pf-block a:hover {
  color: var(--signal);
}

/* 错位双列 */
.page-about .pf-split {
  display: grid;
  grid-template-columns: 1fr;
  gap: 28px;
  margin-top: 26px;
}

.page-about .pf-sidecard {
  border: 1px solid var(--ink-600);
  border-left: 3px solid var(--earth);
  border-radius: 0 var(--radius-lg) var(--radius-lg) 0;
  background: var(--glass);
  backdrop-filter: blur(8px);
  padding: 22px 20px 22px 22px;
}

.page-about .pf-sidecard-title {
  margin: 0 0 14px;
  font-size: 14px;
  letter-spacing: .05em;
  color: var(--paper);
}

.page-about .pf-sidecard-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 13px;
}

.page-about .pf-sidecard-list li {
  position: relative;
  padding-left: 18px;
  font-size: 14px;
  line-height: 1.7;
  color: var(--ink-200);
}

.page-about .pf-sidecard-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .72em;
  width: 8px;
  height: 1px;
  background: var(--earth-text);
}

.page-about .pf-sidecard-list strong {
  display: block;
  color: var(--paper);
  font-weight: 500;
}

/* 联赛标签 */
.page-about .pf-leagues {
  list-style: none;
  margin: 24px 0 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

/* 数据条列表 */
.page-about .pf-bars {
  margin-top: 28px;
  border-top: 1px solid var(--ink-600);
}

.page-about .pf-bar {
  padding: 17px 0;
  border-bottom: 1px solid var(--ink-600);
}

.page-about .pf-bar-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 14px;
}

.page-about .pf-bar-name {
  font-size: 15px;
  color: var(--paper);
}

.page-about .pf-bar-val {
  font-size: 14px;
  color: var(--verify);
  white-space: nowrap;
}

.page-about .pf-bar-desc {
  margin: 7px 0 0;
  font-size: 14px;
  line-height: 1.72;
  color: var(--ink-200);
}

/* ============ 地区三栏 ============ */
.page-about .pf-region-figure {
  margin: 28px 0 0;
}

.page-about .pf-districts {
  display: grid;
  grid-template-columns: 1fr;
  gap: 18px;
  margin-top: 30px;
}

.page-about .pf-district {
  position: relative;
  padding: 24px 20px 26px;
  border: 1px solid var(--ink-600);
  border-radius: var(--radius-lg);
  background: var(--glass);
  backdrop-filter: blur(10px);
  overflow: hidden;
}

.page-about .pf-district::before {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 2px;
}

.page-about .pf-district--sh::before {
  background: var(--signal);
}

.page-about .pf-district--bj::before {
  background: var(--verify);
}

.page-about .pf-district--gz::before {
  background: var(--earth);
}

.page-about .pf-district-tag {
  display: inline-block;
  font-size: 11px;
  letter-spacing: .14em;
  padding: 4px 10px;
  border-radius: 4px;
  margin-bottom: 14px;
}

.page-about .pf-district--sh .pf-district-tag {
  color: var(--signal);
  background: var(--signal-soft);
}

.page-about .pf-district--bj .pf-district-tag {
  color: var(--verify);
  background: var(--verify-soft);
}

.page-about .pf-district--gz .pf-district-tag {
  color: var(--earth-text);
  background: rgba(176, 86, 60, .16);
}

.page-about .pf-district-title {
  margin: 0 0 12px;
  font-family: var(--font-display);
  font-size: 21px;
  font-weight: 400;
  line-height: 1.35;
  color: var(--paper);
}

.page-about .pf-district p {
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--pf-text);
  margin: 0 0 16px;
}

.page-about .pf-district-list {
  list-style: none;
  margin: 0;
  padding: 14px 0 0;
  border-top: 1px solid var(--ink-600);
  display: grid;
  gap: 9px;
}

.page-about .pf-district-list li {
  position: relative;
  padding-left: 16px;
  font-size: 13.5px;
  line-height: 1.65;
  color: var(--ink-200);
}

.page-about .pf-district-list li::before {
  content: "—";
  position: absolute;
  left: 0;
  color: var(--ink-400);
  font-family: var(--font-mono);
}

/* ============ 流程 ============ */
.page-about .pf-wide-figure {
  margin: 28px 0 0;
}

.page-about .pf-flow {
  margin-top: 32px;
  border-top: 1px solid var(--ink-600);
}

.page-about .pf-step {
  border-bottom: 1px solid var(--ink-600);
}

.page-about .pf-step > summary {
  display: grid;
  grid-template-columns: 30px minmax(0, 1fr);
  gap: 3px 14px;
  padding: 20px 2px;
  cursor: pointer;
  list-style: none;
  transition: background .18s var(--ease);
}

.page-about .pf-step > summary::-webkit-details-marker {
  display: none;
}

.page-about .pf-step > summary:hover {
  background: rgba(19, 30, 61, .55);
}

.page-about .pf-step-num {
  grid-row: 1 / span 2;
  padding-top: 5px;
  font-size: 12px;
  color: var(--ink-400);
  transition: color .18s var(--ease);
}

.page-about .pf-step-name {
  grid-column: 2;
  font-family: var(--font-display);
  font-size: 21px;
  font-weight: 400;
  line-height: 1.3;
  color: var(--paper);
}

.page-about .pf-step-brief {
  grid-column: 2;
  font-size: 14px;
  line-height: 1.7;
  color: var(--ink-200);
}

.page-about .pf-step[open] .pf-step-num {
  color: var(--verify);
}

.page-about .pf-step[open] .pf-step-name {
  color: var(--signal);
}

.page-about .pf-step-body {
  padding: 0 2px 24px 44px;
}

.page-about .pf-step-body p {
  font-size: 14.5px;
  line-height: 1.82;
  color: var(--pf-text);
  margin: 0;
  max-width: 66ch;
}

.page-about .pf-team {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
  margin-top: 30px;
  padding: 22px 20px;
  border-radius: var(--radius-lg);
  background: linear-gradient(120deg, rgba(255, 106, 43, .12), rgba(19, 30, 61, .5) 62%);
  border: 1px solid var(--ink-600);
}

.page-about .pf-team-figure {
  display: flex;
  align-items: baseline;
  gap: 8px;
}

.page-about .pf-team-num {
  font-size: 44px;
  font-weight: 600;
  line-height: 1;
  color: var(--signal);
}

.page-about .pf-team-unit {
  font-size: 14px;
  color: var(--paper);
}

.page-about .pf-team-text {
  font-size: 14.5px;
  line-height: 1.82;
  color: var(--pf-text);
  margin: 0;
}

/* ============ 时间线 ============ */
.page-about .pf-timeline {
  list-style: none;
  margin: 32px 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 0;
  border-top: 1px solid var(--ink-600);
}

.page-about .pf-tl-item {
  position: relative;
  padding: 22px 0 22px 0;
  border-bottom: 1px solid var(--ink-600);
}

.page-about .pf-tl-year {
  display: block;
  font-size: 22px;
  font-weight: 500;
  letter-spacing: .02em;
  color: var(--ink-200);
}

.page-about .pf-tl-text {
  margin: 8px 0 0;
  font-size: 14.5px;
  line-height: 1.78;
  color: var(--pf-text);
}

/* ============ 合作 ============ */
.page-about .pf-partners {
  display: grid;
  grid-template-columns: 1fr;
  gap: 18px;
  margin-top: 28px;
}

.page-about .pf-partner {
  padding: 20px 18px;
  border: 1px solid var(--ink-600);
  border-radius: var(--radius-lg);
  background: var(--ink-800);
}

.page-about .pf-partner-num {
  display: block;
  font-size: 28px;
  font-weight: 600;
  line-height: 1;
  color: var(--verify);
  letter-spacing: .01em;
}

.page-about .pf-partner-title {
  margin: 12px 0 8px;
  font-size: 16px;
  font-weight: 500;
  color: var(--paper);
}

.page-about .pf-partner p {
  margin: 0;
  font-size: 14px;
  line-height: 1.72;
  color: var(--ink-200);
}

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

.page-about .pf-foot-note {
  margin-top: 26px;
  padding-top: 20px;
  border-top: 1px solid var(--ink-600);
  font-size: 14px;
  line-height: 1.85;
  color: var(--ink-200);
}

.page-about .pf-foot-note a {
  margin: 0 2px;
}

/* ============ 响应式 ============ */
@media (min-width: 560px) {
  .page-about .pf-statbar {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-about .pf-stat-item:last-child {
    grid-column: span 3;
  }

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

@media (min-width: 760px) {
  .page-about .pf-statbar {
    grid-template-columns: repeat(5, minmax(0, 1fr));
  }

  .page-about .pf-stat-item:last-child {
    grid-column: auto;
  }

  .page-about .pf-hero-grid {
    grid-template-columns: minmax(0, 1.12fr) minmax(0, .88fr);
    gap: 46px;
    align-items: end;
    padding-top: 56px;
  }

  .page-about .pf-split {
    grid-template-columns: minmax(0, 1.4fr) minmax(0, 1fr);
    gap: 42px;
  }

  .page-about .pf-team {
    grid-template-columns: 190px minmax(0, 1fr);
    align-items: center;
    gap: 28px;
    padding: 26px 28px;
  }
}

@media (min-width: 860px) {
  .page-about .pf-partners {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-about .pf-partner:nth-child(2) {
    margin-top: 22px;
  }
}

@media (min-width: 900px) {
  .page-about .pf-districts {
    grid-template-columns: 1.25fr 1fr .88fr;
    align-items: start;
    gap: 20px;
  }

  .page-about .pf-district:nth-child(2) {
    margin-top: 34px;
  }

  .page-about .pf-district:nth-child(3) {
    margin-top: 66px;
  }
}

@media (min-width: 960px) {
  .page-about .pf-body {
    grid-template-columns: 208px minmax(0, 1fr);
    gap: 58px;
    padding-top: 96px;
  }

  .page-about .pf-index {
    position: sticky;
    top: 92px;
    align-self: start;
  }

  .page-about .pf-index-list {
    display: block;
    overflow: visible;
    margin-top: 14px;
  }

  .page-about .pf-index-link {
    display: flex;
    width: 100%;
    padding: 9px 10px;
    border-radius: 0;
    background: transparent;
    border-bottom: 0;
    border-left: 2px solid transparent;
  }

  .page-about .pf-index-link:hover,
  .page-about .pf-index-link:focus-visible {
    border-left-color: var(--signal);
    border-bottom-color: transparent;
    background: var(--signal-soft);
  }

  .page-about .pf-timeline {
    grid-template-columns: repeat(5, minmax(0, 1fr));
    gap: 0;
    position: relative;
  }

  .page-about .pf-tl-item {
    padding: 34px 20px 0 0;
    border-bottom: 0;
  }

  .page-about .pf-tl-item::before {
    content: "";
    position: absolute;
    left: 0;
    top: -5px;
    width: 9px;
    height: 9px;
    border-radius: 50%;
    background: var(--ink-400);
    box-shadow: 0 0 0 3px var(--ink-900);
  }

  .page-about .pf-tl-item:last-child::before {
    background: var(--signal);
    box-shadow: 0 0 0 4px rgba(255, 106, 43, .2);
  }

  .page-about .pf-tl-year {
    font-size: 25px;
  }

  .page-about .pf-wide-figure {
    margin-left: 10%;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-about .pf-index-link,
  .page-about .pf-step > summary,
  .page-about .pf-step-num {
    transition: none;
  }
}
</｜｜DSML｜｜ parameter>
</invoke>