.page-about{
  background:
    radial-gradient(ellipse 70% 40% at 88% 0%, rgba(11,37,69,.07) 0%, transparent 60%),
    linear-gradient(180deg,var(--paper) 0%,#FBFAF2 100%);
  color:var(--text-main);
  --about-card-scale: clamp(26px,4vw,34px);
}
.page-about .crumb-list{
  max-width:var(--content-max);
  margin:0 auto;
  padding:28px var(--gutter) 0;
  font-size:12px;
  letter-spacing:.04em;
}
.page-about .crumb-list__sep{
  margin:0 8px;
  color:var(--text-muted);
}
.page-about .crumb-list__current{
  color:var(--text-muted);
}
.page-about img{
  max-width:100%;
  height:auto;
  display:block;
}
.about-hero{
  display:grid;
  grid-template-columns:minmax(0,1fr);
  gap:36px;
  max-width:var(--content-max);
  margin:0 auto;
  padding:24px var(--gutter) 56px;
  position:relative;
}
.about-hero__left{
  display:flex;
  flex-direction:column;
  align-items:flex-start;
}
.about-hero h1{
  font-family:var(--font-head);
  font-size:clamp(44px,9vw,72px);
  line-height:1.05;
  font-weight:700;
  color:var(--ink);
  margin:16px 0 8px;
  letter-spacing:-.01em;
  max-width:10em;
}
.about-hero__lead{
  font-family:var(--font-head);
  font-size:clamp(20px,3.6vw,28px);
  line-height:1.3;
  font-weight:400;
  color:var(--ink-soft);
  margin:0 0 16px;
}
.about-hero__desc{
  font-family:var(--font-body);
  font-size:15px;
  line-height:1.8;
  color:var(--text-main);
  max-width:56ch;
  margin:0 0 20px;
}
.about-hero__tags{
  display:flex;
  flex-wrap:wrap;
  gap:10px;
  margin-bottom:24px;
}
.about-hero__figure{
  width:100%;
  margin:0;
  border:1px solid var(--border);
  box-shadow:var(--shadow);
  background:var(--ink);
  position:relative;
}
.about-hero__img{
  width:100%;
  height:auto;
  object-fit:cover;
  aspect-ratio:8/5;
  filter:saturate(.96);
}
.about-hero__right{
  min-width:0;
}
.about-file{
  background:var(--ink);
  color:var(--white);
  border:1px solid rgba(212,175,55,.35);
  box-shadow:var(--shadow);
  position:relative;
  padding:0;
}
.about-file::before{
  content:"";
  position:absolute;
  top:-7px;
  left:18px;
  width:120px;
  height:7px;
  background:var(--gold);
  border-radius:2px 2px 0 0;
}
.about-file__tab{
  margin:0;
  padding:20px 20px 0;
  font-family:var(--font-mono);
  font-size:11px;
  letter-spacing:.12em;
  color:var(--gold);
  text-transform:uppercase;
}
.about-file__body{
  padding:18px 20px 20px;
  display:grid;
  grid-template-columns:minmax(0,1fr);
  gap:12px;
}
.about-keycard{
  position:relative;
  background:rgba(255,255,255,.055);
  border:1px solid rgba(255,255,255,.14);
  padding:16px 16px 14px;
  transition:background .3s var(--ease),transform .3s var(--ease);
}
.about-keycard::after{
  content:"";
  position:absolute;
  top:0;
  right:0;
  width:18px;
  height:18px;
  border-top:2px solid var(--gold);
  border-right:2px solid var(--gold);
  pointer-events:none;
}
.about-keycard:hover{
  background:rgba(255,255,255,.12);
  transform:translateY(-2px);
}
.about-keycard__corner{
  position:absolute;
  bottom:0;
  left:0;
  width:14px;
  height:14px;
  border-bottom:2px solid rgba(0,229,160,.7);
  border-left:2px solid rgba(0,229,160,.7);
  pointer-events:none;
}
.about-keycard__num{
  display:block;
  font-family:var(--font-mono);
  font-size:var(--about-card-scale);
  font-weight:700;
  letter-spacing:-.02em;
  color:var(--neon);
  line-height:1.15;
}
.about-keycard__unit{
  font-size:.7em;
  color:var(--gold);
  margin-left:2px;
}
.about-keycard__label{
  display:block;
  font-family:var(--font-body);
  font-size:13px;
  font-weight:500;
  color:#fff;
  margin-top:6px;
}
.about-keycard__hint{
  margin:6px 0 0;
  font-family:var(--font-body);
  font-size:12px;
  line-height:1.5;
  color:rgba(255,255,255,.62);
}
.about-file__note{
  grid-column:1/-1;
  margin:8px 0 0;
  padding-top:14px;
  border-top:1px dashed rgba(255,255,255,.25);
  font-family:var(--font-body);
  font-size:12px;
  line-height:1.7;
  color:rgba(255,255,255,.7);
}
.about-mission{
  display:grid;
  grid-template-columns:minmax(0,1fr);
  gap:24px;
  max-width:var(--content-max);
  margin:0 auto;
  padding:56px var(--gutter) 64px;
  border-top:1px solid var(--border);
}
.about-mission__side{
  display:flex;
  flex-direction:column;
  gap:8px;
  align-items:flex-start;
}
.about-index{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  width:46px;
  height:46px;
  border:1px solid var(--gold);
  color:var(--ink);
  font-family:var(--font-mono);
  font-size:15px;
  font-weight:700;
  background:transparent;
  margin-bottom:8px;
}
.about-mission__side h2,.about-team__head h2{
  font-family:var(--font-head);
  font-size:clamp(30px,4.5vw,42px);
  line-height:1.2;
  font-weight:700;
  margin:0;
  color:var(--ink);
}
.about-mission__side-note{
  font-family:var(--font-mono);
  font-size:11px;
  letter-spacing:.16em;
  color:var(--text-muted);
  margin:0;
}
.about-mission__main{
  min-width:0;
}
.about-mission__quote{
  font-family:var(--font-head);
  font-size:clamp(22px,3.4vw,32px);
  line-height:1.35;
  font-weight:400;
  color:var(--ink);
  margin:0 0 18px;
  border-left:3px solid var(--neon);
  padding-left:18px;
}
.about-mission__text{
  font-family:var(--font-body);
  font-size:15px;
  line-height:1.9;
  color:var(--text-main);
  max-width:72ch;
  margin:0 0 32px;
}
.about-principles{
  display:grid;
  grid-template-columns:minmax(0,1fr);
  gap:18px;
}
.about-principle{
  border:1px solid var(--border);
  border-left:3px solid var(--gold);
  background:rgba(255,255,255,.6);
  padding:20px 20px 18px;
  position:relative;
  transition:box-shadow .3s var(--ease),transform .3s var(--ease);
}
.about-principle:hover{
  box-shadow:0 8px 24px rgba(11,37,69,.1);
  transform:translateY(-2px);
}
.about-principle__num{
  font-family:var(--font-mono);
  font-size:13px;
  font-weight:700;
  color:var(--gold);
  display:block;
  margin-bottom:8px;
}
.about-principle h3{
  font-family:var(--font-head);
  font-size:20px;
  line-height:1.3;
  font-weight:700;
  margin:0 0 8px;
  color:var(--ink);
}
.about-principle p{
  margin:0;
  font-family:var(--font-body);
  font-size:14px;
  line-height:1.7;
  color:var(--text-muted);
}
.about-timeline{
  background:
    linear-gradient(145deg,var(--ink) 0%,#123052 100%);
  color:var(--white);
  padding:56px var(--gutter) 64px;
  position:relative;
  overflow:hidden;
}
.about-timeline::before{
  content:"";
  position:absolute;
  top:0;
  right:0;
  width:38%;
  height:38%;
  background:radial-gradient(circle at 100% 0%,rgba(0,229,160,.12) 0%,transparent 60%);
  pointer-events:none;
}
.about-timeline::after{
  content:"FILE · B-003";
  position:absolute;
  right:18px;
  bottom:14px;
  font-family:var(--font-mono);
  font-size:10px;
  letter-spacing:.14em;
  color:rgba(255,255,255,.28);
  writing-mode:vertical-rl;
}
.about-timeline{
  display:grid;
  grid-template-columns:minmax(0,1fr);
  gap:32px;
  max-width:var(--content-max);
  margin:0 auto;
}
.about-timeline__head{
  display:flex;
  flex-direction:column;
  align-items:flex-start;
  gap:10px;
}
.about-index--on-dark{
  border-color:rgba(212,175,55,.8);
  color:var(--gold);
}
.about-timeline__head h2,.about-cred__head h2{
  font-family:var(--font-head);
  font-size:clamp(30px,4.5vw,42px);
  line-height:1.2;
  font-weight:700;
  margin:0;
  color:#fff;
}
.about-timeline__head p,.about-cred__head p{
  font-family:var(--font-body);
  font-size:14px;
  line-height:1.8;
  color:rgba(255,255,255,.66);
  margin:0;
  max-width:36ch;
}
.about-timeline__track{
  display:flex;
  flex-direction:column;
  min-width:0;
}
.about-milestone{
  position:relative;
  padding:0 0 28px 26px;
}
.about-milestone::before{
  content:"";
  position:absolute;
  left:5px;
  top:4px;
  bottom:0;
  width:2px;
  background:rgba(255,255,255,.2);
}
.about-milestone:last-child::before{
  height:36px;
  bottom:auto;
}
.about-milestone__rail{
  position:absolute;
  left:0;
  top:4px;
  width:12px;
  height:12px;
}
.about-milestone__dot{
  display:block;
  width:12px;
  height:12px;
  border-radius:50%;
  background:var(--neon);
  border:2px solid var(--ink);
  box-shadow:0 0 0 3px rgba(0,229,160,.28);
}
.about-milestone__body{
  min-width:0;
}
.about-milestone__year{
  font-family:var(--font-mono);
  font-size:14px;
  font-weight:700;
  color:var(--gold);
  letter-spacing:.08em;
}
.about-milestone__body h3{
  font-family:var(--font-head);
  font-size:20px;
  line-height:1.3;
  font-weight:700;
  margin:6px 0 8px;
  color:#fff;
}
.about-milestone__body p{
  margin:0;
  font-family:var(--font-body);
  font-size:14px;
  line-height:1.75;
  color:rgba(255,255,255,.72);
}
.about-timeline__link{
  color:var(--neon);
  text-decoration:underline;
  text-underline-offset:3px;
  transition:color .2s;
}
.about-timeline__link:hover{
  color:var(--gold);
}
.about-team{
  max-width:var(--content-max);
  margin:0 auto;
  padding:56px var(--gutter) 64px;
}
.about-team__head{
  display:flex;
  flex-direction:column;
  align-items:flex-start;
  gap:10px;
  margin-bottom:32px;
}
.about-team__head p{
  font-family:var(--font-body);
  font-size:14px;
  line-height:1.7;
  color:var(--text-muted);
  margin:0;
  max-width:52ch;
}
.about-team__grid{
  display:grid;
  grid-template-columns:minmax(0,1fr);
  gap:28px;
  align-items:start;
}
.about-team__figure{
  margin:0;
  border:1px solid var(--border);
  background:var(--ink);
  position:relative;
}
.about-team__figure::after{
  content:"";
  position:absolute;
  top:-6px;
  right:-6px;
  width:24px;
  height:24px;
  border-top:3px solid var(--neon);
  border-right:3px solid var(--neon);
}
.about-team__img{
  width:100%;
  aspect-ratio:12/7;
  object-fit:cover;
}
.about-team__content{
  min-width:0;
}
.about-team__roles{
  list-style:none;
  margin:0 0 24px;
  padding:0;
  display:flex;
  flex-direction:column;
  gap:14px;
}
.about-team__roles li{
  display:flex;
  flex-direction:column;
  gap:4px;
  border-bottom:1px dashed var(--border);
  padding-bottom:14px;
}
.about-team__role-tag{
  font-family:var(--font-mono);
  font-size:12px;
  font-weight:700;
  color:var(--ink);
  display:inline-flex;
  align-items:center;
  gap:6px;
}
.about-team__role-tag::before{
  content:"";
  width:8px;
  height:8px;
  background:var(--neon);
  display:inline-block;
  flex:0 0 auto;
}
.about-team__roles li span:last-child{
  font-family:var(--font-body);
  font-size:14px;
  line-height:1.7;
  color:var(--text-muted);
}
.about-team__tags{
  display:flex;
  flex-wrap:wrap;
  gap:10px;
  margin-bottom:20px;
}
.about-team__rhythm{
  font-family:var(--font-body);
  font-size:14px;
  line-height:1.8;
  color:var(--text-muted);
  margin:0;
  max-width:64ch;
}
.about-team__link{
  color:var(--ink);
  text-decoration:underline;
  text-underline-offset:3px;
  transition:color .2s;
}
.about-team__link:hover{
  color:var(--neon);
}
.about-cred{
  background:
    linear-gradient(135deg,var(--ink) 0%,#153153 100%);
  color:var(--white);
  padding:56px var(--gutter) 64px;
  position:relative;
  overflow:hidden;
}
.about-cred::before{
  content:"";
  position:absolute;
  bottom:-20%;
  left:-10%;
  width:320px;
  height:320px;
  border:1px solid rgba(212,175,55,.18);
  transform:rotate(35deg);
  pointer-events:none;
}
.about-cred{
  display:grid;
  grid-template-columns:minmax(0,1fr);
  gap:32px;
  max-width:var(--content-max);
  margin:0 auto;
}
.about-cred__head{
  display:flex;
  flex-direction:column;
  align-items:flex-start;
  gap:10px;
}
.about-cred__grid{
  display:grid;
  grid-template-columns:minmax(0,1fr);
  gap:18px;
}
.about-cred__item{
  border:1px solid rgba(255,255,255,.2);
  background:rgba(255,255,255,.04);
  padding:24px 22px;
  position:relative;
  transition:background .3s var(--ease),transform .3s var(--ease);
}
.about-cred__item::after{
  content:"";
  position:absolute;
  top:0;
  right:0;
  width:16px;
  height:16px;
  border-top:2px solid var(--gold);
  border-right:2px solid var(--gold);
}
.about-cred__item:hover{
  background:rgba(255,255,255,.09);
  transform:translateY(-2px);
}
.about-cred__item h3{
  font-family:var(--font-head);
  font-size:20px;
  line-height:1.3;
  font-weight:700;
  margin:14px 0 8px;
  color:#fff;
}
.about-cred__item p{
  margin:0;
  font-family:var(--font-body);
  font-size:14px;
  line-height:1.75;
  color:rgba(255,255,255,.72);
}
.about-cred__figure{
  margin:0;
  border:1px solid rgba(212,175,55,.35);
  background:rgba(255,255,255,.04);
  overflow:hidden;
}
.about-cred__img{
  width:100%;
  aspect-ratio:2/1;
  object-fit:cover;
}
.about-exit{
  max-width:var(--content-max);
  margin:0 auto;
  padding:56px var(--gutter) 72px;
  text-align:center;
  display:flex;
  flex-direction:column;
  align-items:center;
  gap:24px;
}
.about-exit__links{
  display:flex;
  flex-wrap:wrap;
  gap:14px;
  justify-content:center;
}
.about-exit .btn{
  min-width:160px;
}
@media (min-width:820px){
  .about-hero{
    grid-template-columns:minmax(0,5fr) minmax(0,4fr);
    gap:48px;
    align-items:start;
    padding-top:40px;
  }
  .about-hero__figure{
    margin-top:8px;
  }
  .about-file__body{
    grid-template-columns:minmax(0,1fr) minmax(0,1fr);
    gap:14px;
  }
  .about-file__note{
    grid-column:1/-1;
  }
  .about-mission{
    grid-template-columns:260px minmax(0,1fr);
    gap:48px;
    align-items:start;
  }
  .about-timeline,.about-cred{
    grid-template-columns:280px minmax(0,1fr);
    gap:56px;
    align-items:start;
  }
  .about-timeline__head,.about-cred__head{
    position:sticky;
    top:calc(var(--header-h) + 24px);
  }
  .about-team__grid{
    grid-template-columns:minmax(0,1fr) minmax(0,1fr);
    gap:40px;
  }
  .about-team__figure{
    position:sticky;
    top:calc(var(--header-h) + 24px);
  }
  .about-principles{
    grid-template-columns:repeat(3,minmax(0,1fr));
    gap:22px;
  }
  .about-cred__grid{
    grid-template-columns:repeat(3,minmax(0,1fr));
    gap:20px;
  }
}