.page-about{
  --about-gap:clamp(20px,3.4vw,40px);
  --about-num:clamp(38px,7vw,72px);
  --about-lead:clamp(15px,1.5vw,18px);
  background:var(--ink);
  color:var(--fog);
  font-family:var(--font-body);
  line-height:1.75;
  overflow-x:hidden;
}

.page-about .breadcrumb{padding-top:clamp(18px,3vw,30px);}

/* ---------- 首屏 ---------- */
.about-hero{
  display:grid;
  gap:clamp(22px,4vw,44px);
  padding-top:clamp(20px,3.5vw,40px);
  padding-bottom:clamp(32px,5.5vw,68px);
  align-items:end;
}
.about-hero__text{min-width:0;}
.about-hero h1{
  margin:clamp(10px,1.4vw,16px) 0 0;
  font-family:var(--font-head);
  font-size:clamp(28px,5.2vw,56px);
  font-weight:900;
  line-height:1.16;
  letter-spacing:-.02em;
  color:var(--fog);
}
.about-hero__lead{
  margin:clamp(14px,2vw,22px) 0 0;
  max-width:36em;
  font-size:var(--about-lead);
  line-height:1.8;
  color:rgba(232,241,245,.78);
}
.about-hero__facts{
  display:flex;
  flex-wrap:wrap;
  gap:clamp(18px,3vw,42px);
  margin:clamp(20px,3vw,32px) 0 0;
  padding-top:clamp(14px,2vw,20px);
  border-top:1px solid var(--line);
}
.about-fact{margin:0;}
.about-fact__label{
  font-size:11px;
  letter-spacing:.14em;
  text-transform:uppercase;
  color:var(--mute);
  font-family:var(--font-display);
}
.about-fact__num{
  margin:2px 0 0;
  font-family:var(--font-display);
  font-size:clamp(26px,3.6vw,38px);
  font-weight:900;
  line-height:1;
  color:var(--lime);
  font-variant-numeric:tabular-nums;
}
.about-hero__figure{
  position:relative;
  margin:0;
  border:1px solid var(--line-strong);
  background:var(--panel);
  overflow:hidden;
}
.about-hero__figure img{
  display:block;
  width:100%;
  height:100%;
  aspect-ratio:16/10;
  object-fit:cover;
  filter:saturate(.8) brightness(.82);
}
.about-hero__stamp{
  position:absolute;
  left:0;
  bottom:0;
  padding:6px 12px;
  background:var(--paper);
  color:var(--ink);
  font-family:var(--font-display);
  font-size:11px;
  letter-spacing:.12em;
  text-transform:uppercase;
}

/* ---------- 主体布局 ---------- */
.about-layout{
  display:grid;
  gap:var(--about-gap);
  padding-bottom:clamp(44px,7vw,96px);
}
.about-body{min-width:0;}

/* ---------- 章节索引 ---------- */
.about-index{min-width:0;}
.about-index__label{
  margin:0 0 8px;
  font-family:var(--font-display);
  font-size:11px;
  letter-spacing:.2em;
  text-transform:uppercase;
  color:var(--mute);
}
.about-index__list{
  display:flex;
  gap:10px;
  margin:0;
  padding:0 0 6px;
  list-style:none;
  overflow-x:auto;
  scrollbar-width:thin;
}
.about-index__link{
  display:inline-flex;
  align-items:baseline;
  gap:6px;
  white-space:nowrap;
  padding:6px 10px;
  border:1px solid var(--line);
  color:var(--mute);
  font-size:13px;
  text-decoration:none;
  transition:color var(--step),border-color var(--step),background var(--step);
}
.about-index__num{
  font-family:var(--font-display);
  font-size:12px;
  letter-spacing:.08em;
  color:var(--whistle);
}
.about-index__link:hover,
.about-index__link:focus-visible{
  color:var(--fog);
  border-color:var(--cyan);
  background:rgba(43,224,200,.07);
}

/* ---------- 章节 ---------- */
.about-chapter{
  position:relative;
  padding:clamp(28px,4.4vw,48px) 0;
  border-top:1px solid var(--line);
}
.about-chapter:first-of-type{border-top:0;padding-top:0;}
.about-chapter--band{
  padding-inline:clamp(14px,2.6vw,30px);
  background:linear-gradient(160deg,rgba(13,36,51,.92),rgba(6,19,31,.4));
  border-top:1px solid var(--line);
  border-bottom:1px solid var(--line);
}
.about-chapter__head{max-width:42em;}
.about-chapter__num{
  display:block;
  font-family:var(--font-display);
  font-size:var(--about-num);
  font-weight:900;
  line-height:.82;
  letter-spacing:-.03em;
  color:rgba(184,255,61,.16);
  -webkit-text-stroke:1px rgba(184,255,61,.42);
  font-variant-numeric:tabular-nums;
}
.about-chapter h2{
  margin:clamp(8px,1.4vw,14px) 0 0;
  font-family:var(--font-head);
  font-size:clamp(21px,3.1vw,33px);
  font-weight:800;
  line-height:1.28;
  letter-spacing:-.015em;
  color:var(--fog);
}
.about-chapter__lead{
  margin:clamp(12px,1.8vw,18px) 0 0;
  font-size:var(--about-lead);
  line-height:1.8;
  color:rgba(232,241,245,.72);
}
.about-chapter__body{margin-top:clamp(22px,3.4vw,36px);}
.about-chapter__note{
  margin:clamp(18px,2.6vw,26px) 0 0;
  padding-left:14px;
  border-left:2px solid var(--cyan);
  font-size:15px;
  line-height:1.8;
  color:rgba(232,241,245,.72);
}

/* ---------- 01 读者 ---------- */
.about-readers{
  display:grid;
  gap:1px;
  margin:0;
  padding:0;
  list-style:none;
  background:var(--line);
  border:1px solid var(--line);
}
.about-reader{
  display:grid;
  grid-template-columns:auto minmax(0,1fr);
  gap:clamp(12px,2vw,22px);
  padding:clamp(16px,2.4vw,26px) clamp(14px,2.2vw,26px);
  background:var(--ink);
}
.about-reader__num{
  font-family:var(--font-display);
  font-size:clamp(20px,2.6vw,30px);
  font-weight:900;
  line-height:1;
  color:var(--whistle);
  letter-spacing:.02em;
}
.about-reader__title{
  margin:0;
  font-family:var(--font-head);
  font-size:clamp(16px,1.9vw,19px);
  font-weight:700;
  color:var(--fog);
}
.about-reader__text{
  margin:8px 0 0;
  font-size:15px;
  line-height:1.85;
  color:rgba(232,241,245,.7);
}

/* ---------- 02 规模 ---------- */
.about-stats{
  display:grid;
  grid-template-columns:repeat(2,minmax(0,1fr));
  gap:1px;
  margin:0;
  background:var(--line);
  border:1px solid var(--line);
}
.about-stat{
  padding:clamp(14px,2.2vw,22px) clamp(12px,1.8vw,20px);
  background:var(--ink);
  min-width:0;
}
.about-stat__num{
  margin:0;
  font-family:var(--font-display);
  font-size:clamp(32px,5.4vw,54px);
  font-weight:900;
  line-height:.95;
  letter-spacing:-.02em;
  color:var(--lime);
  font-variant-numeric:tabular-nums;
}
.about-stat__unit{
  font-size:.34em;
  letter-spacing:.06em;
  margin-left:4px;
  color:rgba(232,241,245,.6);
}
.about-stat__label{
  margin:10px 0 0;
  font-size:13px;
  line-height:1.65;
  color:var(--mute);
}

/* ---------- 03 控球率 ---------- */
.about-possession{
  display:grid;
  gap:clamp(20px,3vw,32px);
}
.about-plot{position:relative;min-width:0;}
.about-plot__radio{
  position:absolute;
  width:1px;
  height:1px;
  opacity:0;
  pointer-events:none;
}
.about-toggle{
  display:inline-flex;
  gap:4px;
  padding:4px;
  border:1px solid var(--line-strong);
  background:rgba(6,19,31,.6);
}
.about-toggle label{
  cursor:pointer;
  padding:7px 14px;
  font-size:13px;
  letter-spacing:.04em;
  color:var(--mute);
  transition:color var(--step),background var(--step);
}
.about-toggle label:hover{color:var(--fog);}
.page-about #pos-recent:checked ~ .about-toggle label[for="pos-recent"],
.page-about #pos-season:checked ~ .about-toggle label[for="pos-season"]{
  background:var(--lime);
  color:var(--ink);
  font-weight:700;
}
.page-about #pos-recent:focus-visible ~ .about-toggle label[for="pos-recent"],
.page-about #pos-season:focus-visible ~ .about-toggle label[for="pos-season"]{
  outline:2px solid var(--cyan);
  outline-offset:2px;
}
.about-plot__panes{
  margin-top:clamp(14px,2vw,20px);
  border:1px solid var(--line);
  background:rgba(13,36,51,.55);
  padding:clamp(8px,1.6vw,16px);
}
.about-plot__pane{display:none;}
.page-about #pos-recent:checked ~ .about-plot__panes .about-plot__pane--recent{display:block;}
.page-about #pos-season:checked ~ .about-plot__panes .about-plot__pane--season{display:block;}
.about-plot__svg{
  display:block;
  width:100%;
  height:auto;
  font-family:var(--font-body);
}
.about-possession__notes{
  display:grid;
  gap:clamp(14px,2.2vw,20px);
  margin:0;
  padding:0;
  list-style:none;
  align-content:start;
}
.about-note{
  padding:14px 0 0;
  border-top:1px solid var(--line);
  font-size:14px;
  line-height:1.8;
  color:rgba(232,241,245,.7);
}
.about-note__k{
  display:block;
  margin-bottom:4px;
  font-family:var(--font-display);
  font-size:12px;
  letter-spacing:.14em;
  text-transform:uppercase;
  color:var(--cyan);
}

/* ---------- 图 ---------- */
.about-figure{
  margin:clamp(22px,3.4vw,36px) 0 0;
}
.about-figure__media{
  border:1px solid var(--line-strong);
  background:var(--panel);
  overflow:hidden;
}
.about-figure__media img{
  display:block;
  width:100%;
  height:auto;
  max-width:100%;
  object-fit:cover;
  aspect-ratio:3/2;
  filter:saturate(.85) brightness(.86);
}
.about-figure__caption{
  margin:10px 0 0;
  font-size:13px;
  line-height:1.7;
  color:var(--mute);
}
.about-figure__caption .figure__num{
  margin-right:8px;
  font-family:var(--font-display);
  letter-spacing:.1em;
  color:var(--whistle);
}

/* ---------- 04 团队 ---------- */
.about-team{
  display:grid;
  gap:0;
  margin:0;
}
.about-team__row{
  display:grid;
  gap:6px;
  padding:clamp(14px,2.2vw,20px) 0;
  border-top:1px solid var(--line);
}
.about-team__row:last-child{border-bottom:1px solid var(--line);}
.about-team__term{margin:0;}
.about-team__num{
  font-family:var(--font-display);
  font-size:clamp(34px,5.2vw,50px);
  font-weight:900;
  line-height:.95;
  color:var(--lime);
  font-variant-numeric:tabular-nums;
}
.about-team__unit{
  margin-left:6px;
  font-size:13px;
  letter-spacing:.08em;
  color:rgba(232,241,245,.6);
}
.about-team__desc{
  margin:0;
  font-size:15px;
  line-height:1.85;
  color:rgba(232,241,245,.72);
}

/* ---------- 05 时间线 ---------- */
.about-timeline{
  position:relative;
  margin:0;
  padding:0 0 0 26px;
  list-style:none;
}
.about-timeline::before{
  content:"";
  position:absolute;
  left:5px;
  top:8px;
  bottom:12px;
  width:1px;
  background:var(--line-strong);
}
.about-timeline__item{
  position:relative;
  padding:0 0 clamp(20px,3vw,30px);
}
.about-timeline__dot{
  position:absolute;
  left:-26px;
  top:9px;
  width:11px;
  height:11px;
  background:var(--whistle);
  transition:transform var(--step),background var(--step);
}
.about-timeline__item:hover .about-timeline__dot{
  background:var(--lime);
  transform:scale(1.25);
}
.about-timeline__year{
  display:inline-block;
  padding:2px 9px;
  background:var(--paper);
  color:var(--ink);
  font-family:var(--font-display);
  font-size:12px;
  font-weight:700;
  letter-spacing:.08em;
  font-variant-numeric:tabular-nums;
}
.about-timeline__title{
  margin:9px 0 0;
  font-family:var(--font-head);
  font-size:clamp(16px,1.9vw,19px);
  font-weight:700;
  color:var(--fog);
}
.about-timeline__text{
  margin:6px 0 0;
  max-width:44em;
  font-size:14.5px;
  line-height:1.8;
  color:rgba(232,241,245,.62);
  opacity:.9;
  transition:opacity var(--step),color var(--step);
}
.about-timeline__item:hover .about-timeline__text{
  opacity:1;
  color:rgba(232,241,245,.86);
}

/* ---------- 06 合作与园区 ---------- */
.about-partners{
  display:grid;
  gap:1px;
  background:var(--line);
  border:1px solid var(--line);
}
.about-partner{
  display:block;
  padding:clamp(16px,2.4vw,26px);
  background:var(--ink);
  border:1px solid transparent;
  text-decoration:none;
  color:inherit;
  transition:border-color var(--step),background var(--step);
}
.about-partner:hover,
.about-partner:focus-visible{
  border-color:var(--cyan);
  background:rgba(43,224,200,.05);
}
.about-partner__num{
  font-family:var(--font-display);
  font-size:22px;
  font-weight:900;
  letter-spacing:.04em;
  color:var(--violet);
}
.about-partner__title{
  margin:6px 0 0;
  font-family:var(--font-head);
  font-size:clamp(16px,1.9vw,19px);
  font-weight:700;
  color:var(--fog);
}
.about-partner__text{
  margin:8px 0 0;
  font-size:14.5px;
  line-height:1.8;
  color:rgba(232,241,245,.68);
}
.about-venue{
  position:relative;
  margin-top:clamp(20px,3vw,32px);
  border:1px solid var(--line-strong);
  overflow:hidden;
  background:var(--panel);
}
.about-venue__bg{
  position:absolute;
  inset:0;
  width:100%;
  height:100%;
  object-fit:cover;
  opacity:.3;
  filter:grayscale(.2) brightness(.85);
}
.about-venue__inner{
  position:relative;
  padding:clamp(22px,3.6vw,44px);
  background:linear-gradient(120deg,rgba(6,19,31,.94),rgba(6,19,31,.6));
}
.about-venue__eyebrow{
  margin:0;
  font-family:var(--font-display);
  font-size:11px;
  letter-spacing:.2em;
  text-transform:uppercase;
  color:var(--cyan);
}
.about-venue__title{
  margin:8px 0 0;
  font-family:var(--font-head);
  font-size:clamp(18px,2.4vw,24px);
  font-weight:800;
  line-height:1.4;
  color:var(--fog);
}
.about-venue__text{
  margin:10px 0 0;
  max-width:38em;
  font-size:15px;
  line-height:1.85;
  color:rgba(232,241,245,.78);
}

/* ---------- 07 赛季节奏 ---------- */
.about-phases{
  display:grid;
  gap:0;
  margin:0;
  padding:0;
  list-style:none;
  counter-reset:phase;
}
.about-phases__item{
  display:grid;
  gap:6px;
  padding:clamp(14px,2.2vw,20px) 0;
  border-top:1px solid var(--line);
}
.about-phases__item:last-child{border-bottom:1px solid var(--line);}
.about-phases__stage{
  font-family:var(--font-head);
  font-size:14px;
  font-weight:700;
  letter-spacing:.04em;
  color:var(--whistle);
}
.about-phases__text{
  margin:0;
  font-size:14.5px;
  line-height:1.8;
  color:rgba(232,241,245,.7);
}

/* ---------- CTA ---------- */
.about-cta{
  margin-top:clamp(28px,4.4vw,48px);
  padding:clamp(22px,3.6vw,40px);
  border:1px solid var(--line-strong);
  background:
    radial-gradient(120% 130% at 100% 0%,rgba(184,255,61,.1),transparent 60%),
    var(--panel);
}
.about-cta h2{
  margin:8px 0 0;
  font-family:var(--font-head);
  font-size:clamp(21px,3vw,30px);
  font-weight:800;
  letter-spacing:-.015em;
  color:var(--fog);
}
.about-cta__text{
  margin:12px 0 0;
  max-width:36em;
  font-size:15px;
  line-height:1.8;
  color:rgba(232,241,245,.72);
}
.about-cta__links{
  display:flex;
  flex-wrap:wrap;
  gap:10px;
  margin-top:clamp(16px,2.4vw,24px);
}

/* ---------- 桌面 ---------- */
@media (min-width:820px){
  .about-hero{
    grid-template-columns:minmax(0,1.12fr) minmax(0,.88fr);
  }
  .about-hero__figure img{aspect-ratio:4/5;}
  .about-possession{
    grid-template-columns:minmax(0,1.3fr) minmax(0,.7fr);
    align-items:start;
  }
  .about-team__row{
    grid-template-columns:minmax(150px,190px) minmax(0,1fr);
    align-items:baseline;
    gap:clamp(16px,3vw,40px);
  }
  .about-partners{
    grid-template-columns:minmax(0,1.1fr) minmax(0,.9fr);
  }
}

@media (min-width:1000px){
  .about-layout{
    grid-template-columns:196px minmax(0,1fr);
    gap:clamp(32px,4.6vw,68px);
    align-items:start;
  }
  .about-index{
    position:sticky;
    top:clamp(16px,2.4vw,28px);
    align-self:start;
    padding-top:4px;
    border-right:1px solid var(--line);
    padding-right:12px;
  }
  .about-index__list{
    flex-direction:column;
    gap:2px;
    overflow:visible;
    padding-bottom:0;
  }
  .about-index__link{
    width:100%;
    border-color:transparent;
    padding:7px 8px;
    white-space:normal;
  }
  .about-index__link:hover,
  .about-index__link:focus-visible{
    background:transparent;
    border-color:transparent;
    border-left:2px solid var(--lime);
    color:var(--fog);
  }
  .about-stats{grid-template-columns:repeat(4,minmax(0,1fr));}
  .about-stat--wide{grid-column:span 2;}
  .about-phases__item{
    grid-template-columns:minmax(130px,170px) minmax(0,1fr);
    align-items:baseline;
    gap:clamp(16px,3vw,40px);
  }
}
<<<END>>>