.page-about{
  --about-orange: var(--brand-orange);
  --about-green: var(--electric-green);
  --about-navy: var(--deep-navy);
  --about-cream: var(--off-white);
  --about-muted: var(--ink-600);
  --about-ink: var(--ink-900);
  --about-glass: var(--glass-white);
  --about-grad: linear-gradient(135deg,#FF6B00 0%,#FFC700 100%);
  --about-vshift:-6deg;
  background:var(--about-cream);
  color:var(--about-ink);
  font-family:var(--font-body);
  line-height:1.7;
}
.page-about .container{
  max-width:var(--container-width);
  margin:0 auto;
  padding-left:20px;
  padding-right:20px;
}
.page-about .breadcrumb{
  margin:0;
}
.page-about .breadcrumb__list{
  display:flex;
  flex-wrap:wrap;
  gap:8px;
  list-style:none;
  padding:0;
  margin:0;
  font-size:13px;
  color:rgba(255,255,255,.6);
  font-family:var(--font-body);
}
.page-about .breadcrumb__item + .breadcrumb__item::before{
  content:"/";
  margin-right:8px;
  color:rgba(255,255,255,.35);
}
.page-about .breadcrumb__item a{
  color:rgba(255,255,255,.85);
  text-decoration:none;
  transition:color .2s ease;
}
.page-about .breadcrumb__item a:hover{
  color:var(--about-green);
}
.page-about .breadcrumb__item--current{
  color:var(--about-green);
}

.page-about .about-hero{
  position:relative;
  background:
    radial-gradient(circle at 82% 22%,rgba(198,255,0,.18),transparent 24%),
    linear-gradient(118deg,rgba(255,107,0,.26) 0%,rgba(255,199,0,.04) 36%,transparent 44%),
    var(--about-navy);
  color:#fff;
  padding:28px 0 68px;
  overflow:hidden;
}
.page-about .about-hero::after{
  content:"";
  position:absolute;
  left:-4%;
  bottom:-22px;
  width:78%;
  height:52px;
  background:var(--about-grad);
  transform:skewY(-5deg);
  opacity:.92;
  pointer-events:none;
}
.page-about .about-hero__nav{
  position:relative;
  z-index:2;
  padding-top:8px;
  padding-bottom:48px;
}
.page-about .about-hero__inner{
  position:relative;
  z-index:1;
  display:grid;
  gap:32px;
}
.page-about .about-hero__main{
  max-width:760px;
}
.page-about .about-hero__kicker{
  display:flex;
  align-items:center;
  gap:10px;
  font-size:13px;
  letter-spacing:.14em;
  color:var(--about-green);
  margin:0 0 18px;
  font-weight:700;
}
.page-about .about-hero__title{
  font-family:var(--font-title);
  font-weight:900;
  font-size:clamp(1.9rem,5vw,3.6rem);
  line-height:1.18;
  letter-spacing:-.02em;
  margin:0 0 20px;
}
.page-about .about-hero__lead{
  font-size:16px;
  line-height:1.8;
  color:rgba(255,255,255,.78);
  max-width:560px;
  margin:0;
}
.page-about .about-hero__plaque{
  background:var(--about-glass);
  color:var(--about-ink);
  border-radius:var(--radius);
  padding:20px;
  display:flex;
  align-items:center;
  gap:16px;
  max-width:248px;
  position:relative;
  border:1px solid rgba(255,255,255,.5);
}
.page-about .about-hero__plaque::after{
  content:"";
  position:absolute;
  right:-8px;
  top:-8px;
  width:34px;
  height:34px;
  background:var(--about-green);
  clip-path:polygon(0 0,100% 0,0 100%);
}
.page-about .about-hero__plaque .stat-num{
  font-family:var(--font-num);
  font-size:56px;
  font-weight:700;
  line-height:1;
  color:var(--about-orange);
}
.page-about .about-hero__plaque-text{
  font-size:14px;
  line-height:1.55;
  letter-spacing:.08em;
  color:var(--about-ink);
}

.page-about .about-layout{
  background:var(--about-cream);
  padding-top:36px;
  padding-bottom:80px;
  display:grid;
  gap:32px;
}
.page-about .about-rail{
  position:relative;
  z-index:3;
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:12px;
  padding:16px 0;
}
.page-about .about-rail__label{
  font-size:12px;
  font-weight:700;
  letter-spacing:.14em;
  text-transform:uppercase;
  color:var(--about-muted);
  margin:0;
}
.page-about .about-rail__nav{
  display:flex;
  flex-wrap:wrap;
  gap:8px;
}
.page-about .about-rail__link{
  font-size:14px;
  color:var(--about-muted);
  text-decoration:none;
  padding:6px 12px;
  border-radius:999px;
  background:rgba(255,255,255,.72);
  border:1px solid transparent;
  transition:border-color .2s ease,color .2s ease;
}
.page-about .about-rail__link:hover{
  border-color:var(--about-orange);
  color:var(--about-orange);
}
.page-about .about-rail__rule{
  display:none;
}
.page-about .about-rail__meta{
  display:flex;
  align-items:baseline;
  gap:10px;
  font-size:13px;
  color:var(--about-muted);
  margin:0;
}
.page-about .about-rail__meta .stat-num{
  font-family:var(--font-num);
  font-size:28px;
  font-weight:700;
  color:var(--about-orange);
}
.page-about .about-rail__meta .stat-num small{
  font-size:12px;
  margin-left:2px;
  font-family:var(--font-body);
  color:var(--about-muted);
}

.page-about .about-content{
  display:grid;
  gap:40px;
  min-width:0;
}
.page-about .about-section{
  border-radius:var(--radius);
  padding:32px 24px;
  position:relative;
}
.page-about .about-section--light{
  background:rgba(255,255,255,.64);
  box-shadow:0 20px 60px rgba(10,17,40,.06);
}
.page-about .about-section--dark{
  background:var(--about-navy);
  color:#fff;
  overflow:hidden;
}
.page-about .about-section__head{
  border-left:6px solid var(--about-orange);
  padding-left:18px;
  max-width:720px;
}
.page-about .about-section .kicker{
  margin:0 0 12px;
}
.page-about .section__kicker{
  display:flex;
  align-items:center;
  gap:8px;
  font-size:13px;
  letter-spacing:.16em;
  color:var(--about-orange);
  margin:0 0 12px;
  font-weight:700;
}
.page-about .section__kicker--light{
  color:var(--about-green);
}
.page-about .section__title{
  font-family:var(--font-title);
  font-size:clamp(1.5rem,3.4vw,2.5rem);
  line-height:1.25;
  letter-spacing:-.01em;
  margin:0 0 16px;
  color:var(--about-ink);
}
.page-about .about-section--dark .section__title{
  color:#fff;
}
.page-about .section__lede{
  font-size:15px;
  line-height:1.8;
  color:var(--about-muted);
  margin:0;
}
.page-about .about-section--dark .section__lede{
  color:rgba(255,255,255,.74);
}

.page-about .about-scope{
  display:grid;
  gap:16px;
  margin-top:32px;
}
.page-about .about-scope__card{
  padding:28px 24px;
  border:1px solid rgba(10,17,40,.07);
}
.page-about .about-scope__card h3{
  font-family:var(--font-title);
  font-size:22px;
  line-height:1.35;
  margin:16px 0 12px;
  color:var(--about-ink);
}
.page-about .about-scope__card p{
  font-size:14px;
  line-height:1.75;
  color:var(--about-muted);
  margin-bottom:24px;
}
.page-about .about-scope__note{
  margin:24px 0 0;
  font-size:14px;
  color:var(--about-muted);
  border-left:3px solid var(--about-orange);
  padding-left:16px;
  font-style:italic;
}

.page-about .about-flow{
  margin-top:40px;
}
.page-about .filter-bar{
  display:flex;
  flex-wrap:wrap;
  gap:8px;
  margin-bottom:28px;
}
.page-about .filter-btn{
  appearance:none;
  border:1px solid rgba(255,255,255,.35);
  background:transparent;
  color:rgba(255,255,255,.85);
  font-family:var(--font-body);
  font-size:13px;
  letter-spacing:.05em;
  padding:8px 16px;
  border-radius:999px;
  cursor:pointer;
  transition:background .2s ease,color .2s ease,border-color .2s ease;
}
.page-about .filter-btn:hover{
  border-color:var(--about-green);
  color:var(--about-green);
}
.page-about .filter-btn.is-active{
  background:var(--about-green);
  border-color:var(--about-green);
  color:var(--about-navy);
  font-weight:700;
}

.page-about .about-timeline{
  display:grid;
  gap:32px;
  position:relative;
  padding:0;
  margin:0;
}
.page-about .about-timeline::before{
  content:"";
  position:absolute;
  left:15px;
  top:8px;
  bottom:8px;
  width:2px;
  background:rgba(255,255,255,.2);
}
.page-about .about-timeline__item{
  position:relative;
  padding-left:44px;
  padding-top:4px;
  margin:0;
}
.page-about .about-timeline__mark{
  position:absolute;
  left:0;
  top:0;
  width:32px;
  height:32px;
  border-radius:50%;
  display:grid;
  place-items:center;
  background:var(--about-navy);
  border:2px solid var(--about-orange);
  font-family:var(--font-num);
  font-size:12px;
  font-weight:700;
  color:var(--about-orange);
}
.page-about .about-timeline__mark[data-version="A01"]{
  border-color:var(--about-green);
  color:var(--about-green);
}
.page-about .about-timeline__mark[data-version="A02"]{
  border-color:var(--about-orange);
  color:var(--about-orange);
}
.page-about .about-timeline__mark[data-version="A03"]{
  border-color:var(--about-orange);
  color:var(--about-orange);
}
.page-about .about-timeline__mark[data-version="B01"]{
  background:var(--about-green);
  border-color:var(--about-green);
  color:var(--about-navy);
  font-weight:800;
}
.page-about .tag{
  margin-bottom:8px;
}
.page-about .tag--phase{
  background:var(--about-orange);
}
.page-about .tag--current{
  background:var(--about-green);
  color:var(--about-navy);
}
.page-about .about-timeline__title{
  font-family:var(--font-title);
  font-size:19px;
  line-height:1.4;
  margin:6px 0 10px;
  color:#fff;
}
.page-about .about-timeline__item p{
  font-size:14px;
  line-height:1.75;
  color:rgba(255,255,255,.74);
  margin:0;
}

.page-about .about-figure{
  margin:40px 0 0;
  padding:0;
}
.page-about .about-figure__img{
  display:block;
  max-width:100%;
  height:auto;
  border-radius:var(--radius);
  object-fit:cover;
}
.page-about .about-figure figcaption{
  margin-top:12px;
  font-size:13px;
  color:rgba(255,255,255,.6);
  line-height:1.6;
}

.page-about .about-data{
  margin-top:36px;
  display:grid;
  gap:32px;
}
.page-about .about-data__steps{
  display:grid;
  gap:28px;
}
.page-about .about-step{
  display:flex;
  gap:18px;
  align-items:flex-start;
}
.page-about .about-step .stat-num{
  font-family:var(--font-num);
  font-size:42px;
  font-weight:700;
  line-height:1;
  color:var(--about-orange);
  min-width:58px;
}
.page-about .about-step__body h3{
  font-family:var(--font-title);
  font-size:20px;
  margin:0 0 6px;
  color:var(--about-ink);
}
.page-about .about-step__body p{
  color:var(--about-muted);
  line-height:1.75;
  margin:0;
  font-size:14px;
}
.page-about .about-data__figure{
  margin:0;
  padding:0;
}
.page-about .about-data__img{
  display:block;
  max-width:100%;
  height:auto;
  border-radius:var(--radius);
  object-fit:cover;
}
.page-about .about-data__figure figcaption{
  margin-top:10px;
  font-size:13px;
  color:var(--about-muted);
}

.page-about .about-dual{
  margin-top:36px;
  display:grid;
  gap:16px;
}
.page-about .about-dual__card{
  padding:24px 20px;
  color:var(--about-ink);
}
.page-about .about-dual__title{
  font-family:var(--font-title);
  font-size:21px;
  margin:0 0 12px;
  color:var(--about-ink);
}
.page-about .about-dual__card p{
  font-size:14px;
  line-height:1.75;
  color:var(--about-muted);
  margin:0 0 16px;
}
.page-about .about-dual__list{
  margin:0;
  padding-left:18px;
  display:grid;
  gap:8px;
  font-size:14px;
  color:var(--about-muted);
}

.page-about .about-story-band{
  position:absolute;
  top:0;
  right:-10px;
  width:180px;
  height:8px;
  background:var(--about-grad);
  transform:skewX(-24deg);
  border-radius:2px;
  opacity:.95;
}

.page-about .about-outro{
  background:var(--about-cream);
  border-radius:var(--radius);
  padding:32px 24px;
  border-bottom:5px solid var(--about-orange);
  box-shadow:0 20px 60px rgba(10,17,40,.06);
}
.page-about .about-outro__inner{
  max-width:640px;
}
.page-about .about-outro h2{
  font-family:var(--font-title);
  font-size:clamp(1.4rem,2.6vw,2rem);
  margin:0 0 12px;
  color:var(--about-ink);
}
.page-about .about-outro p{
  color:var(--about-muted);
  line-height:1.75;
  margin:0 0 24px;
  font-size:15px;
}
.page-about .about-outro__actions{
  display:flex;
  flex-wrap:wrap;
  gap:12px;
}

.page-about .btn{
  font-family:var(--font-body);
  font-weight:700;
  font-size:14px;
  padding:12px 22px;
  border-radius:var(--radius);
  border:1px solid transparent;
  text-decoration:none;
  display:inline-block;
  cursor:pointer;
  background:var(--about-orange);
  color:#fff;
  transition:transform .2s ease,box-shadow .2s ease,background .2s ease;
}
.page-about .btn:hover{
  transform:translateY(-2px);
  box-shadow:0 12px 28px rgba(255,107,0,.28);
}
.page-about .btn--outline{
  background:transparent;
  border-color:var(--about-orange);
  color:var(--about-orange);
}
.page-about .btn--outline:hover{
  background:var(--about-orange);
  color:#fff;
}
.page-about .btn--ghost{
  background:rgba(255,255,255,.5);
  border-color:rgba(10,17,40,.14);
  color:var(--about-ink);
}
.page-about .btn--ghost:hover{
  border-color:var(--about-orange);
  color:var(--about-orange);
  box-shadow:none;
}
.page-about .about-section--dark .btn--ghost{
  background:rgba(255,255,255,.08);
  border-color:rgba(255,255,255,.24);
  color:#fff;
}
.page-about .about-section--dark .btn--ghost:hover{
  border-color:var(--about-green);
  color:var(--about-green);
}

@media (min-width:640px){
  .page-about .about-section{
    padding:40px 32px;
  }
  .page-about .about-layout{
    gap:36px;
  }
  .page-about .about-scope{
    grid-template-columns:1fr 1fr;
    gap:20px;
  }
  .page-about .about-dual{
    grid-template-columns:1fr 1fr;
    gap:20px;
  }
  .page-about .about-step{
    gap:20px;
  }
  .page-about .about-step .stat-num{
    min-width:64px;
  }
}

@media (min-width:860px){
  .page-about .about-hero{
    padding:40px 0 96px;
  }
  .page-about .about-hero__inner{
    grid-template-columns:minmax(0,1fr) 248px;
    align-items:end;
    gap:48px;
  }
  .page-about .about-hero__plaque{
    justify-self:end;
  }
  .page-about .about-timeline{
    display:flex;
    gap:16px;
    overflow-x:auto;
    scroll-snap-type:x mandatory;
    padding-bottom:16px;
  }
  .page-about .about-timeline::before{
    left:0;
    right:0;
    top:15px;
    bottom:auto;
    width:auto;
    height:2px;
  }
  .page-about .about-timeline__item{
    flex:0 0 260px;
    padding-left:0;
    padding-top:48px;
    scroll-snap-align:start;
  }
  .page-about .about-timeline__mark{
    top:-1px;
  }
  .page-about .about-timeline__item p{
    font-size:15px;
  }
  .page-about .about-data{
    grid-template-columns:1.1fr .9fr;
    align-items:center;
    gap:44px;
  }
  .page-about .about-data__steps{
    gap:32px;
  }
  .page-about .about-dual{
    gap:28px;
  }
  .page-about .about-dual__card{
    padding:32px 28px;
  }
}

@media (min-width:960px){
  .page-about .about-layout{
    grid-template-columns:200px minmax(0,1fr);
    gap:56px;
    padding-top:56px;
    padding-bottom:96px;
  }
  .page-about .about-rail{
    position:sticky;
    top:24px;
    align-self:start;
    display:flex;
    flex-direction:column;
    align-items:stretch;
    gap:16px;
    max-height:calc(100vh - 48px);
    overflow:auto;
    padding:0;
  }
  .page-about .about-rail__nav{
    flex-direction:column;
    gap:4px;
  }
  .page-about .about-rail__link{
    background:transparent;
    padding:8px 0;
    border-radius:0;
    border:none;
    border-bottom:1px solid rgba(10,17,40,.08);
  }
  .page-about .about-rail__link:hover{
    border-color:var(--about-orange);
    padding-left:8px;
  }
  .page-about .about-rail__rule{
    display:block;
    height:1px;
    background:rgba(10,17,40,.1);
    border:0;
    margin:4px 0;
  }
  .page-about .about-rail__meta{
    flex-direction:column;
    align-items:flex-start;
    gap:4px;
  }
  .page-about .about-section{
    padding:48px 40px;
  }
  .page-about .about-content{
    gap:48px;
  }
  .page-about .about-outro{
    padding:40px 36px;
  }
}