.page-about{
  --about-line:3px solid var(--hairline);
  display:block;
  padding-bottom:88px;
  color:var(--cream);
  background:
    radial-gradient(880px 420px at 6% -8%, rgba(180,76,255,.16), transparent 60%),
    radial-gradient(720px 380px at 98% 2%, rgba(53,230,224,.10), transparent 58%),
    var(--ink-night);
}

.page-about .about-hero{padding-top:26px;}
.page-about .about-hero .breadcrumbs{margin-bottom:26px;}

.page-about .about-hero__grid{display:grid;gap:34px;}

.page-about .about-hero__narrative h1{
  margin:14px 0 0;
  font-family:var(--font-display);
  font-weight:900;
  font-size:clamp(38px,6.4vw,64px);
  line-height:1.04;
  letter-spacing:-.02em;
  color:var(--cream);
}

.page-about .about-hero__lead{
  margin:20px 0 0;
  max-width:34em;
  font-size:17px;
  line-height:1.75;
  color:var(--mist);
}

.page-about .about-hero__media{margin:28px 0 0;}
.page-about .about-hero__media .frame-media__media img{
  display:block;
  width:100%;
  height:auto;
  object-fit:cover;
}

.page-about .about-hero__facts{
  align-self:start;
  padding:26px 24px;
  border:var(--edge) solid var(--hairline);
  background:var(--panel-deep);
  box-shadow:var(--shadow-hard);
}

.page-about .fact-list{
  list-style:none;
  margin:0;
  padding:0;
  display:grid;
  gap:16px;
}

.page-about .fact{
  padding:4px 0 4px 14px;
  border-left:3px solid var(--neon-purple);
  box-shadow:0 0 0 rgba(180,76,255,0);
  transition:transform .18s ease, box-shadow .18s ease;
}

.page-about .fact:hover,
.page-about .fact:focus-within{
  transform:translateY(-4px);
  box-shadow:6px 10px 0 rgba(180,76,255,.42);
}

.page-about .fact__key{
  display:block;
  font-family:var(--font-mono);
  font-size:26px;
  letter-spacing:.02em;
  color:var(--neon-cyan);
}

.page-about .fact__label{
  display:block;
  margin-top:4px;
  font-size:13px;
  letter-spacing:.5px;
  color:var(--mist);
}

.page-about .about-hero__note{
  margin:24px 0 0;
  font-size:15px;
  line-height:1.7;
  color:var(--cream-grey);
}

.page-about .about-hero__cta{margin:20px 0 0;}

.page-about .about-body{display:grid;gap:34px;margin-top:64px;}

.page-about .about-toc{
  padding:22px 20px;
  border:var(--edge) solid var(--hairline);
  background:linear-gradient(180deg, rgba(21,14,36,.96), rgba(11,7,19,.96));
  box-shadow:var(--shadow-hard);
  align-self:start;
}

.page-about .about-toc__title{
  margin:0 0 16px;
  font-family:var(--font-mono);
  font-size:13px;
  letter-spacing:.08em;
  color:var(--mist);
}

.page-about .about-toc__list{
  list-style:none;
  margin:0;
  padding:0;
  display:grid;
  gap:4px;
}

.page-about .about-toc__link{
  display:flex;
  align-items:center;
  gap:12px;
  min-height:44px;
  padding:8px 12px;
  border-left:3px solid transparent;
  color:var(--cream-grey);
  font-size:15px;
  text-decoration:none;
  transition:background .18s ease, color .18s ease, border-color .18s ease;
}

.page-about .about-toc__link:hover,
.page-about .about-toc__link:focus-visible{
  background:rgba(180,76,255,.14);
  border-left-color:var(--neon-purple);
  color:var(--cream);
}

.page-about .about-toc__num{
  font-family:var(--font-mono);
  font-size:13px;
  color:var(--neon-purple);
}

.page-about .about-chapters{display:grid;min-width:0;}

.page-about .chapter{
  position:relative;
  padding:44px 0 8px;
}

.page-about .chapter:first-child{padding-top:0;}

.page-about .chapter + .chapter::before{
  content:"";
  position:absolute;
  top:0;
  left:0;
  right:0;
  height:10px;
  border-top:3px solid var(--hairline);
  background:repeating-linear-gradient(90deg, var(--hairline) 0 1px, transparent 1px 24px);
}

.page-about .chapter__index{
  margin:0;
  font-family:var(--font-mono);
  font-size:13px;
  letter-spacing:.08em;
  color:var(--warm-orange);
}

.page-about .chapter h2{
  margin:10px 0 0;
  font-family:var(--font-display);
  font-weight:900;
  font-size:clamp(26px,4vw,38px);
  line-height:1.15;
  letter-spacing:-.01em;
  color:var(--cream);
}

.page-about .chapter h2::before{
  content:"";
  display:block;
  width:48px;
  height:6px;
  margin-bottom:16px;
  background:linear-gradient(90deg, var(--neon-purple), var(--neon-cyan));
}

.page-about .chapter__lead{
  margin:16px 0 0;
  max-width:36em;
  font-size:17px;
  line-height:1.75;
  color:var(--cream-grey);
}

.page-about .chapter__body{
  margin-top:24px;
  display:grid;
  gap:20px;
}

.page-about .chapter__body p{
  margin:0;
  max-width:38em;
  font-size:16px;
  line-height:1.8;
  color:var(--mist);
}

.page-about .chapter__body h3{
  margin:0;
  font-family:var(--font-display);
  font-size:19px;
  font-weight:700;
  color:var(--cream);
}

.page-about .chapter figure{margin:0;}

.page-about .family-grid{
  list-style:none;
  margin:0;
  padding:0;
  display:grid;
  gap:16px;
}

.page-about .family-card{
  padding:18px 16px;
  border:var(--edge) solid var(--hairline);
  background:var(--panel-deep);
  transition:transform .18s ease, box-shadow .18s ease, border-color .18s ease;
}

.page-about .family-card:hover{
  transform:translateY(-4px);
  border-color:var(--neon-purple);
  box-shadow:8px 12px 0 rgba(180,76,255,.4);
}

.page-about .family-card__name{
  margin:0;
  font-family:var(--font-display);
  font-size:18px;
  font-weight:700;
  color:var(--cream);
}

.page-about .family-card__text{
  margin:8px 0 0;
  font-size:14px;
  line-height:1.7;
  color:var(--mist);
}

.page-about .tag-row{
  display:flex;
  flex-wrap:wrap;
  gap:10px;
}

.page-about .tag-pill{
  display:inline-flex;
  align-items:center;
  min-height:32px;
  padding:4px 12px;
  border:1px solid var(--neon-purple);
  background:rgba(180,76,255,.08);
  color:var(--cream);
  font-size:13px;
  letter-spacing:.5px;
}

.page-about .timeline{
  list-style:none;
  margin:0;
  padding:0;
  display:grid;
  gap:14px;
}

.page-about .timeline__node{
  border:var(--edge) solid var(--hairline);
  background:var(--panel-deep);
}

.page-about .timeline__node[open]{border-color:var(--neon-cyan);}

.page-about .timeline__node--key .timeline__summary{border-left:6px solid var(--warm-orange);}

.page-about .timeline__summary{
  display:flex;
  align-items:center;
  gap:14px;
  flex-wrap:wrap;
  min-height:52px;
  padding:14px 18px;
  list-style:none;
  cursor:pointer;
  font-family:var(--font-display);
  font-weight:700;
  font-size:18px;
  color:var(--cream);
}

.page-about .timeline__summary::-webkit-details-marker{display:none;}

.page-about .timeline__ver{
  font-family:var(--font-mono);
  font-size:20px;
  color:var(--neon-cyan);
}

.page-about .timeline__badge{
  margin-left:auto;
  padding:3px 8px;
  background:var(--warm-orange);
  color:var(--ink-night);
  font-family:var(--font-mono);
  font-size:12px;
  letter-spacing:.06em;
}

.page-about .timeline__body{padding:0 18px 18px;}

.page-about .timeline__body p{
  margin:0;
  max-width:38em;
  font-size:15px;
  line-height:1.75;
  color:var(--mist);
}

.page-about .flow{
  list-style:none;
  margin:0;
  padding:0;
  display:grid;
  gap:14px;
  counter-reset:about-flow;
}

.page-about .flow__item{
  position:relative;
  padding:16px 18px 16px 64px;
  border:var(--edge) solid var(--hairline);
  background:rgba(21,14,36,.72);
}

.page-about .flow__item::before{
  counter-increment:about-flow;
  content:counter(about-flow, decimal-leading-zero);
  position:absolute;
  left:18px;
  top:16px;
  font-family:var(--font-mono);
  font-size:18px;
  color:var(--warm-orange);
}

.page-about .flow__item p{
  margin:8px 0 0;
  font-size:15px;
  line-height:1.75;
  color:var(--mist);
}

.page-about .table-scroll{
  overflow-x:auto;
  border:var(--edge) solid var(--hairline);
  background:var(--panel-deep);
  box-shadow:var(--shadow-hard);
}

.page-about .data-table{
  width:100%;
  min-width:520px;
  border-collapse:collapse;
  font-size:15px;
}

.page-about .data-table th,
.page-about .data-table td{
  padding:14px 18px;
  text-align:left;
  border-bottom:1px solid var(--hairline);
}

.page-about .data-table thead th{
  font-size:13px;
  font-weight:600;
  letter-spacing:.5px;
  color:var(--mist);
}

.page-about .data-table tbody th{
  font-weight:400;
  color:var(--cream-grey);
}

.page-about .data-table tbody tr:nth-child(even){background:rgba(11,7,19,.6);}

.page-about .data-table tbody tr:last-child th,
.page-about .data-table tbody tr:last-child td{border-bottom:0;}

.page-about .data-table .val{
  font-family:var(--font-mono);
  font-size:17px;
  letter-spacing:.02em;
  color:var(--neon-cyan);
}

.page-about .link-underline{
  color:var(--neon-purple);
  text-decoration:underline;
  text-underline-offset:3px;
}

.page-about .link-underline:hover,
.page-about .link-underline:focus-visible{color:var(--neon-cyan);}

.page-about .frame-media__media img{
  display:block;
  max-width:100%;
  height:auto;
  object-fit:cover;
}

@media (min-width:560px){
  .page-about .fact-list{grid-template-columns:1fr 1fr;}
}

@media (min-width:640px){
  .page-about .family-grid{grid-template-columns:repeat(auto-fit, minmax(210px, 1fr));}
}

@media (min-width:1000px){
  .page-about .about-hero__grid{
    grid-template-columns:minmax(0, 5fr) minmax(0, 7fr);
    gap:56px;
    align-items:start;
  }
  .page-about .about-body{
    grid-template-columns:minmax(0, 5fr) minmax(0, 7fr);
    gap:56px;
    align-items:start;
  }
  .page-about .about-toc{position:sticky; top:104px;}
  .page-about .chapter{padding-top:52px;}
  .page-about .chapter--narrow .chapter__body{max-width:86%;}
}

@media (prefers-reduced-motion: reduce){
  .page-about .fact,
  .page-about .family-card,
  .page-about .about-toc__link{transition:none;}
  .page-about .fact:hover,
  .page-about .family-card:hover{transform:none;}
}