.page-about {
  --about-line: rgba(138, 147, 140, .26);
  --about-line-soft: rgba(138, 147, 140, .14);
  --about-panel: rgba(242, 237, 227, .05);
}

/* ---------- 首屏 ---------- */
.page-about .about-hero {
  padding-top: 22px;
}

.page-about .about-hero__grid {
  display: grid;
  gap: 28px;
}

.page-about .about-hero__copy > * + * {
  margin-top: 16px;
}

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

.page-about .about-hero__visual {
  border-radius: var(--r-l);
  overflow: hidden;
  border: 1px solid var(--paper-08);
  background: linear-gradient(155deg, rgba(63, 107, 82, .55), rgba(7, 26, 21, .96));
  box-shadow: var(--shadow-lift);
}

.page-about .hero-board {
  display: block;
  width: 100%;
  height: auto;
}

/* ---------- 覆盖范围 ---------- */
.page-about .cover-grid {
  display: grid;
  gap: 18px;
  margin-top: 28px;
}

.page-about .cover-lines {
  display: grid;
  gap: 14px;
}

.page-about .cover-line {
  padding: 20px 22px;
}

.page-about .cover-line__top {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
}

.page-about .cover-line__span {
  font-size: .78rem;
  letter-spacing: .04em;
  color: var(--stone);
}

.page-about .cover-line h3 {
  margin: 14px 0 6px;
  font-size: 1.12rem;
  line-height: 1.45;
  color: var(--paper);
}

.page-about .cover-line p {
  margin: 0;
  font-size: .94rem;
  line-height: 1.78;
  color: var(--paper-70);
}

.page-about .cover-aside {
  display: grid;
  gap: 12px;
  align-content: start;
}

.page-about .cover-stat {
  display: flex;
  align-items: baseline;
  gap: 12px;
  padding: 16px 18px;
}

.page-about .cover-stat__num {
  font-family: var(--font-display);
  font-size: 2.3rem;
  line-height: 1;
  color: var(--amber);
  letter-spacing: -.02em;
}

.page-about .cover-stat__label {
  font-size: .88rem;
  line-height: 1.5;
  color: var(--paper-70);
}

.page-about .cover-aside__note {
  margin: 4px 0 0;
  font-size: .86rem;
  line-height: 1.75;
  color: var(--stone);
  padding-left: 14px;
  border-left: 2px solid var(--lime-40);
}

.page-about .cover-figure {
  margin: 30px 0 0;
  border-radius: var(--r-l);
  overflow: hidden;
  border: 1px solid var(--paper-08);
}

/* ---------- 数据流程 ---------- */
.page-about .flow-band {
  list-style: none;
  margin: 28px 0 0;
  padding: 0;
  display: grid;
  gap: 14px;
}

.page-about .flow-step {
  position: relative;
  padding: 20px;
  border-radius: var(--r-m);
  background: var(--about-panel);
  border: 1px solid var(--paper-08);
  transition: transform .24s var(--ease), border-color .24s var(--ease), background .24s var(--ease);
}

.page-about .flow-step:hover,
.page-about .flow-step:focus-within {
  transform: translateY(-2px);
  border-color: var(--lime-40);
  background: var(--lime-16);
}

.page-about .flow-step__index {
  display: block;
  font-size: .82rem;
  letter-spacing: .12em;
  color: var(--lime);
}

.page-about .flow-step__title {
  margin: 10px 0 8px;
  font-size: 1.06rem;
  color: var(--paper);
}

.page-about .flow-step > p {
  margin: 0;
  font-size: .9rem;
  line-height: 1.75;
  color: var(--paper-70);
}

.page-about .flow-step__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 6px 14px;
  margin-top: 14px;
  padding-top: 12px;
  border-top: 1px solid var(--about-line-soft);
  font-family: var(--font-mono);
  font-size: .76rem;
  letter-spacing: .02em;
  color: var(--stone);
}

.page-about .flow-figure {
  margin: 30px 0 0;
  border-radius: var(--r-l);
  overflow: hidden;
  border: 1px solid var(--paper-08);
}

/* ---------- 主客场走势 ---------- */
.page-about .split-switch {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin-top: 26px;
  padding: 12px 14px;
  border-radius: var(--r-pill);
  background: var(--about-panel);
  border: 1px solid var(--about-line-soft);
}

.page-about .split-count {
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: .78rem;
  letter-spacing: .04em;
  color: var(--stone);
}

.page-about .split-note {
  margin: 14px 0 0;
  font-size: .86rem;
  line-height: 1.75;
  color: var(--stone);
}

.page-about .split-cards {
  display: grid;
  gap: 16px;
  margin-top: 18px;
}

.page-about .split-card {
  padding: 20px;
}

.page-about .split-card__head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 8px;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--about-line-soft);
}

.page-about .split-card__head h3 {
  margin: 0;
  font-size: 1.05rem;
  color: var(--paper);
}

.page-about .split-card__span {
  font-size: .76rem;
  color: var(--stone);
}

.page-about .split-card__panels {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
  margin-top: 16px;
}

.page-about .split-panel {
  display: grid;
  gap: 8px;
  padding: 14px;
  border-radius: var(--r-s);
}

.page-about .split-panel--home {
  background: var(--amber-18);
  border: 1px solid rgba(232, 163, 61, .34);
}

.page-about .split-panel--away {
  background: var(--pulse-18);
  border: 1px solid rgba(79, 209, 197, .32);
}

.page-about .split-panel__label {
  font-size: .76rem;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--paper-70);
}

.page-about .split-panel__value {
  font-size: 1rem;
  color: var(--paper);
}

.page-about .split-panel--home .meter__fill {
  background: var(--amber);
}

.page-about .split-panel--away .meter__fill {
  background: var(--pulse);
}

.page-about .split-panel__note {
  margin: 0;
  font-size: .78rem;
  line-height: 1.6;
  color: var(--paper-70);
}

.page-about .split-tail {
  margin: 20px 0 0;
  font-size: .9rem;
  line-height: 1.8;
  color: var(--paper-70);
}

.page-about .split-tail a {
  color: var(--lime);
  text-decoration: none;
  border-bottom: 1px solid var(--lime-40);
}

/* ---------- 赛季时间线 ---------- */
.page-about .season-line {
  list-style: none;
  margin: 30px 0 0;
  padding: 0;
  position: relative;
}

.page-about .season-line::before {
  content: "";
  position: absolute;
  left: 6px;
  top: 8px;
  bottom: 16px;
  width: 1px;
  background: linear-gradient(180deg, var(--lime) 0%, var(--moss) 45%, var(--about-line) 100%);
}

.page-about .season-item {
  position: relative;
  padding: 0 0 24px 28px;
}

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

.page-about .timeline__node {
  position: absolute;
  left: 0;
  top: 4px;
  width: 13px;
  height: 13px;
  border-radius: 50%;
  background: var(--ink);
  border: 2px solid var(--lime);
  box-shadow: 0 0 0 4px rgba(198, 242, 78, .10);
}

.page-about .season-item__head {
  display: flex;
  align-items: baseline;
  gap: 10px;
  flex-wrap: wrap;
}

.page-about .season-item__year {
  font-family: var(--font-display);
  font-size: 1.5rem;
  line-height: 1;
  letter-spacing: -.01em;
  color: var(--lime);
}

.page-about .season-item__tag {
  font-size: .74rem;
  letter-spacing: .06em;
  color: var(--paper-70);
  padding: 3px 10px;
  border-radius: var(--r-pill);
  border: 1px solid var(--about-line);
  background: var(--paper-08);
}

.page-about .season-item__body {
  margin: 8px 0 0;
  font-size: .92rem;
  line-height: 1.8;
  color: var(--paper-70);
  max-width: 62ch;
}

.page-about .season-figure {
  margin: 34px 0 0;
  border-radius: var(--r-l);
  overflow: hidden;
  border: 1px solid var(--paper-08);
}

/* ---------- 团队与保障 ---------- */
.page-about .team-grid {
  display: grid;
  gap: 14px;
  margin-top: 28px;
}

.page-about .team-card {
  padding: 22px;
}

.page-about .team-card__num {
  display: block;
  font-family: var(--font-display);
  font-size: 2.6rem;
  line-height: 1;
  letter-spacing: -.02em;
  color: var(--lime);
}

.page-about .team-card h3 {
  margin: 12px 0 8px;
  font-size: 1.02rem;
  color: var(--paper);
}

.page-about .team-card p {
  margin: 0;
  font-size: .9rem;
  line-height: 1.78;
  color: var(--paper-70);
}

.page-about .team-card--wide h3 {
  margin-top: 0;
}

/* ---------- 合作与认可 ---------- */
.page-about .eco-grid {
  display: grid;
  gap: 14px;
  margin-top: 28px;
}

.page-about .eco-card {
  padding: 22px;
  display: grid;
  gap: 8px;
  align-content: start;
}

.page-about .eco-card__num {
  font-family: var(--font-display);
  font-size: 2.4rem;
  line-height: 1;
  color: var(--amber);
}

.page-about .eco-card h3 {
  margin: 0;
  font-size: 1.02rem;
  color: var(--paper);
}

.page-about .eco-card p {
  margin: 0;
  font-size: .9rem;
  line-height: 1.78;
  color: var(--paper-70);
}

.page-about .eco-card--award {
  background: linear-gradient(160deg, var(--amber-18), rgba(196, 112, 90, .12));
  border: 1px solid rgba(232, 163, 61, .32);
}

.page-about .eco-card--award .chip {
  justify-self: start;
}

.page-about .eco-cta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-top: 24px;
  padding: 22px;
  border-radius: var(--r-l);
  background: linear-gradient(120deg, rgba(63, 107, 82, .45), rgba(7, 26, 21, .8));
  border: 1px solid var(--paper-08);
}

.page-about .eco-cta p {
  margin: 0;
  flex: 1 1 320px;
  font-size: .94rem;
  line-height: 1.8;
  color: var(--paper-90);
}

/* ---------- 响应式 ---------- */
@media (min-width: 720px) {
  .page-about .team-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-about .team-card--wide {
    grid-column: 1 / -1;
  }

  .page-about .eco-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (min-width: 900px) {
  .page-about .about-hero {
    padding-top: 36px;
  }

  .page-about .about-hero__grid {
    grid-template-columns: minmax(0, 1.04fr) minmax(0, .96fr);
    align-items: center;
    gap: 52px;
  }

  .page-about .flow-band {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 16px;
    position: relative;
  }

  .page-about .flow-band::before {
    content: "";
    position: absolute;
    left: 3%;
    right: 3%;
    top: 52px;
    height: 1px;
    background: linear-gradient(90deg, var(--lime-40), var(--about-line) 62%, transparent);
  }

  .page-about .split-cards {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (min-width: 1024px) {
  .page-about .cover-grid {
    grid-template-columns: minmax(0, 2.2fr) minmax(0, 1fr);
    gap: 22px;
    align-items: start;
  }

  .page-about .season-item {
    padding-left: 34px;
    padding-bottom: 28px;
  }

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

@media (min-width: 1200px) {
  .page-about .cover-line {
    padding: 24px 26px;
  }

  .page-about .split-card {
    padding: 24px;
  }
}
<<<END>>>