.page-about{
  --about-line:rgba(47,107,90,.3);
  background:var(--ink);
  color:var(--fog);
  font-family:var(--font-body);
  overflow-x:hidden;
}
.page-about *{box-sizing:border-box;}
.page-about [id]{scroll-margin-top:96px;}
.page-about .breadcrumb{
  max-width:1440px;
  margin:0 auto;
  padding:16px 16px 0;
}
.page-about .breadcrumb__list{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:8px;
  margin:0;
  padding:0;
  list-style:none;
  font-size:12px;
  letter-spacing:.04em;
}
.page-about .breadcrumb__item + .breadcrumb__item::before{
  content:"/";
  margin-right:8px;
  color:var(--edge);
}
.page-about .breadcrumb__link{
  color:var(--moss);
  text-decoration:none;
  transition:color .16s var(--ease);
}
.page-about .breadcrumb__link:hover,
.page-about .breadcrumb__link:focus-visible{color:var(--cyan);}
.page-about .breadcrumb__current{color:var(--fog);}

.page-about .btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  min-height:44px;
  padding:0 18px;
  font-size:14px;
  font-weight:600;
  letter-spacing:.03em;
  text-decoration:none;
  border-radius:2px;
  transition:transform .16s var(--ease),background-color .16s var(--ease),color .16s var(--ease);
}
.page-about .btn:hover{transform:translateY(-1px);}

/* ---------- Hero ---------- */
.about-hero{
  max-width:1440px;
  margin:0 auto;
  padding:16px 16px 0;
}
.about-hero__frame{
  position:relative;
  padding:26px 16px 24px;
  border:1px solid var(--about-line);
  background:
    radial-gradient(120% 90% at 88% 0%,rgba(0,230,184,.13),transparent 58%),
    linear-gradient(180deg,var(--deep),var(--ink) 72%);
}
.about-hero__frame::before,
.about-hero__frame::after{
  content:"";
  position:absolute;
  width:22px;
  height:22px;
  border:2px solid var(--cyan);
}
.about-hero__frame::before{top:-1px;left:-1px;border-right:0;border-bottom:0;}
.about-hero__frame::after{bottom:-1px;right:-1px;border-left:0;border-top:0;}
.about-hero__tick{
  height:8px;
  margin:-10px 0 18px;
  background-image:repeating-linear-gradient(90deg,var(--edge) 0 1px,transparent 1px 14px);
  opacity:.7;
}
.about-hero__grid{display:grid;gap:24px;}
.about-hero__title{
  margin:10px 0 14px;
  font-family:var(--font-display);
  font-size:clamp(32px,7vw,64px);
  font-weight:800;
  line-height:1.06;
  letter-spacing:.01em;
  color:var(--fog);
}
.about-hero__lede{
  max-width:640px;
  margin:0;
  font-size:15px;
  line-height:1.8;
  color:var(--moss);
}
.about-hero__facts{
  display:grid;
  grid-template-columns:repeat(2,minmax(0,1fr));
  gap:12px 14px;
  margin:20px 0 0;
  padding:0;
  list-style:none;
}
.about-hero__facts li{
  padding-top:8px;
  border-top:2px solid var(--edge-line);
  font-size:12px;
  letter-spacing:.04em;
  color:var(--moss);
}
.about-hero__facts .num{
  display:block;
  margin-bottom:2px;
  font-family:var(--font-mono);
  font-size:26px;
  font-weight:700;
  line-height:1;
  letter-spacing:0;
  color:var(--amber);
}
.about-hero__actions{
  display:flex;
  flex-wrap:wrap;
  gap:12px;
  margin-top:22px;
}
.about-hero__visual{margin:0;}
.about-hero__visual img{
  display:block;
  width:100%;
  height:auto;
  aspect-ratio:16/9;
  object-fit:cover;
  clip-path:polygon(0 0,100% 0,100% calc(100% - 34px),0 100%);
  filter:saturate(.95) contrast(1.05);
}
.about-hero__visual figcaption{
  padding-top:10px;
  font-size:12px;
  line-height:1.6;
  color:var(--moss);
  letter-spacing:.03em;
}

/* ---------- Map shell ---------- */
.about-map{padding:36px 0 56px;}
.about-map__inner{
  max-width:1440px;
  margin:0 auto;
  padding:0 16px;
  display:grid;
  gap:28px;
}
.about-index{display:none;}

/* ---------- Board ---------- */
.board{
  padding:28px 0 30px;
  border-top:1px solid var(--about-line);
}
.about-flow > .board:first-child{border-top:0;padding-top:0;}
.board__label{
  margin:0;
  font-family:var(--font-mono);
  font-size:11px;
  letter-spacing:.18em;
  color:var(--cyan);
}
.board__title{
  margin:8px 0 14px;
  font-family:var(--font-display);
  font-size:clamp(26px,5vw,42px);
  font-weight:800;
  line-height:1.12;
  color:var(--fog);
}
.board__lede{
  max-width:720px;
  margin:0 0 20px;
  font-size:14px;
  line-height:1.8;
  color:var(--moss);
}
.board__grid{display:grid;gap:12px;}
.board__cell{
  padding:16px 18px;
  background:linear-gradient(158deg,var(--mid),var(--deep));
  clip-path:polygon(0 0,calc(100% - 18px) 0,100% 18px,100% 100%,18px 100%,0 calc(100% - 18px));
}
.board__cell--amber{
  background:linear-gradient(158deg,rgba(255,200,87,.18),rgba(11,43,36,.94));
}
.board__cell--quiet{
  background:transparent;
  border:1px dashed var(--edge-soft);
  clip-path:none;
}
.board__cell-title{
  margin:0 0 8px;
  font-family:var(--font-mono);
  font-size:11px;
  letter-spacing:.16em;
  color:var(--amber);
}
.board__cell-text{margin:0;font-size:14px;line-height:1.8;color:var(--fog);}
.board__cell-list,
.board__links{
  margin:0;
  padding:0;
  list-style:none;
  display:grid;
  gap:8px;
}
.board__cell-list li,
.board__links li{
  position:relative;
  padding-left:14px;
  font-size:13px;
  line-height:1.7;
  color:var(--fog);
}
.board__cell-list li::before,
.board__links li::before{
  content:"";
  position:absolute;
  left:0;
  top:9px;
  width:5px;
  height:5px;
  background:var(--cyan);
  transform:rotate(45deg);
}
.board__links a{
  color:var(--fog);
  text-decoration:none;
  border-bottom:1px solid var(--edge-soft);
  transition:color .16s var(--ease),border-color .16s var(--ease);
}
.board__links a:hover,
.board__links a:focus-visible{color:var(--cyan);border-color:var(--cyan);}
.board__terms{margin:0;}
.board__terms dt{
  margin-top:10px;
  font-size:13px;
  font-weight:600;
  color:var(--cyan);
  letter-spacing:.04em;
}
.board__terms dt:first-child{margin-top:0;}
.board__terms dd{
  margin:2px 0 0;
  font-size:13px;
  line-height:1.7;
  color:var(--moss);
}
.board__figure{
  margin:20px 0 0;
}
.board__figure--tight{margin-top:0;}
.board__figure img{
  display:block;
  width:100%;
  height:auto;
  aspect-ratio:10/7;
  object-fit:cover;
  clip-path:polygon(0 0,100% 0,100% calc(100% - 30px),0 100%);
}
.board__figure figcaption{
  padding-top:8px;
  font-size:12px;
  line-height:1.6;
  color:var(--moss);
}

/* ---------- Timeline ---------- */
.about-timeline{margin-top:4px;}
.about-timeline__path{
  display:block;
  width:100%;
  height:auto;
  max-height:90px;
  margin-bottom:10px;
}
.about-timeline__list{
  position:relative;
  margin:0;
  padding:0 0 0 24px;
  list-style:none;
}
.about-timeline__list::before{
  content:"";
  position:absolute;
  left:5px;
  top:8px;
  bottom:8px;
  width:2px;
  background:linear-gradient(180deg,var(--cyan),var(--amber) 68%,var(--rose));
}
.tl-node{
  position:relative;
  padding-bottom:22px;
}
.tl-node:last-child{padding-bottom:0;}
.tl-node::before{
  content:"";
  position:absolute;
  left:-24px;
  top:6px;
  width:11px;
  height:11px;
  background:var(--ink);
  border:2px solid var(--cyan);
  transform:rotate(45deg);
}
.tl-node:last-child::before{border-color:var(--amber);}
.tl-node__year{
  display:block;
  font-family:var(--font-mono);
  font-size:20px;
  font-weight:700;
  letter-spacing:.06em;
  color:var(--amber);
  line-height:1;
}
.tl-node__title{
  margin:4px 0 6px;
  font-family:var(--font-display);
  font-size:20px;
  font-weight:700;
  line-height:1.25;
  color:var(--fog);
}
.tl-node__body p{
  max-width:640px;
  margin:0;
  font-size:14px;
  line-height:1.75;
  color:var(--moss);
}
.tl-node__note{
  margin-top:8px;
  padding-left:10px;
  border-left:2px solid var(--edge-soft);
  font-size:12px;
  line-height:1.6;
  color:var(--cyan);
}

/* ---------- Desk ---------- */
.desk{display:grid;gap:22px;}
.desk__metrics{
  display:grid;
  gap:0;
  margin:0;
  padding:0;
  list-style:none;
}
.desk__metric{
  display:grid;
  grid-template-columns:26px minmax(88px,auto) 1fr;
  align-items:baseline;
  gap:10px;
  padding:11px 0;
  border-top:1px solid var(--about-line);
}
.desk__metric:last-child{border-bottom:1px solid var(--about-line);}
.desk__metric-idx{
  font-family:var(--font-mono);
  font-size:12px;
  color:var(--cyan);
}
.desk__metric-name{
  font-size:14px;
  font-weight:600;
  color:var(--fog);
}
.desk__metric-desc{
  font-size:13px;
  line-height:1.65;
  color:var(--moss);
}
.desk__note{
  margin-top:14px;
  padding:14px 16px;
  border-left:2px solid var(--amber);
  background:rgba(17,63,53,.5);
}
.desk__note p{
  margin:0;
  font-size:13px;
  line-height:1.75;
  color:var(--moss);
}
.desk__note strong{color:var(--amber);}

/* ---------- Team ---------- */
.team-grid{display:grid;gap:12px;}
.team-card{
  padding:16px 18px 18px;
  background:linear-gradient(200deg,var(--mid),var(--ink) 82%);
  border-top:2px solid var(--cyan);
  clip-path:polygon(0 0,100% 0,100% calc(100% - 20px),calc(100% - 20px) 100%,0 100%);
}
.team-card__num{
  margin:0;
  font-family:var(--font-mono);
  font-size:38px;
  font-weight:700;
  line-height:1;
  letter-spacing:0;
  color:var(--amber);
  font-variant-numeric:tabular-nums;
}
.team-card__name{
  margin:8px 0 8px;
  font-family:var(--font-display);
  font-size:18px;
  font-weight:700;
  color:var(--fog);
}
.team-card__desc{
  margin:0 0 14px;
  font-size:13px;
  line-height:1.7;
  color:var(--moss);
}
.team-card__bar{
  position:relative;
  height:4px;
  background:var(--edge-line);
}
.team-card__bar span{
  position:absolute;
  top:0;
  bottom:0;
  left:0;
  background:linear-gradient(90deg,var(--cyan),var(--amber));
}

/* ---------- Eco strip ---------- */
.eco-strip{
  display:flex;
  gap:10px;
  padding:4px 0 14px;
  overflow-x:auto;
  scroll-snap-type:x proximity;
  -webkit-overflow-scrolling:touch;
}
.eco-badge{
  flex:0 0 auto;
  min-width:168px;
  padding:14px 16px;
  border:1px solid var(--edge-soft);
  background:rgba(17,63,53,.55);
  scroll-snap-align:start;
  clip-path:polygon(0 0,calc(100% - 14px) 0,100% 14px,100% 100%,0 100%);
}
.eco-badge__k{
  margin:0;
  font-family:var(--font-mono);
  font-size:11px;
  letter-spacing:.14em;
  color:var(--cyan);
}
.eco-badge__t{
  margin:6px 0 0;
  font-size:14px;
  font-weight:600;
  color:var(--fog);
}
.eco-badge__d{
  margin:4px 0 0;
  font-size:12px;
  line-height:1.6;
  color:var(--moss);
}
.eco-foot{
  margin:6px 0 0;
  max-width:720px;
  font-size:13px;
  line-height:1.75;
  color:var(--moss);
}

/* ---------- Promise ---------- */
.promise{display:grid;gap:20px;}
.promise__list{
  margin:0;
  padding:0;
  list-style:none;
  display:grid;
  gap:12px;
}
.promise__list li{
  position:relative;
  padding-left:18px;
  font-size:14px;
  line-height:1.75;
  color:var(--fog);
}
.promise__list li::before{
  content:"";
  position:absolute;
  left:0;
  top:9px;
  width:7px;
  height:7px;
  background:var(--cyan);
  transform:rotate(45deg);
}
.promise__card{
  padding:20px 18px;
  border:1px solid var(--edge-soft);
  background:linear-gradient(160deg,var(--deep),var(--ink));
}
.promise__card-title{
  margin:0 0 14px;
  font-family:var(--font-display);
  font-size:20px;
  font-weight:700;
  letter-spacing:.02em;
  color:var(--amber);
}
.promise__contact{
  margin:0;
  display:grid;
  gap:12px;
}
.promise__contact dt{
  font-family:var(--font-mono);
  font-size:11px;
  letter-spacing:.14em;
  color:var(--cyan);
}
.promise__contact dd{
  margin:4px 0 0;
  font-size:14px;
  line-height:1.6;
  color:var(--fog);
  word-break:break-word;
}
.promise__note{
  margin:16px 0 0;
  font-size:12px;
  line-height:1.7;
  color:var(--moss);
}
.promise__actions{
  display:flex;
  flex-wrap:wrap;
  gap:10px;
  margin-top:16px;
}

/* ---------- Breakpoints ---------- */
@media (min-width:600px){
  .about-hero__facts{grid-template-columns:repeat(4,minmax(0,1fr));}
  .board__grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .team-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
}

@media (min-width:820px){
  .about-hero{padding:24px 24px 0;}
  .about-hero__frame{padding:32px 28px 28px;}
  .about-hero__grid{grid-template-columns:minmax(0,7fr) minmax(0,5fr);gap:32px;align-items:end;}
  .about-map__inner{padding:0 24px;gap:36px;}
  .board{padding:34px 0 38px;}
  .board__title{margin-bottom:16px;}
  .board__lede{font-size:15px;margin-bottom:24px;}
  .desk{grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:28px;align-items:start;}
  .promise{grid-template-columns:minmax(0,7fr) minmax(0,5fr);gap:28px;}
  .tl-node__title{font-size:22px;}
}

@media (hover:hover) and (min-width:760px){
  .tl-node__note{
    opacity:0;
    transform:translateY(-4px);
    transition:opacity .2s var(--ease),transform .2s var(--ease);
  }
  .tl-node:hover .tl-node__note,
  .tl-node:focus-within .tl-node__note{
    opacity:1;
    transform:none;
  }
}

@media (min-width:1000px){
  .about-map__inner{grid-template-columns:196px minmax(0,1fr);gap:48px;align-items:start;}
  .about-index{display:block;position:sticky;top:28px;}
  .about-index__title{
    margin:0 0 12px;
    font-family:var(--font-mono);
    font-size:11px;
    letter-spacing:.18em;
    color:var(--cyan);
  }
  .about-index__list{
    margin:0;
    padding:0;
    list-style:none;
    border-left:1px solid var(--about-line);
  }
  .about-index__list a{
    display:block;
    margin-left:-1px;
    padding:9px 0 9px 14px;
    border-left:2px solid transparent;
    font-size:13px;
    line-height:1.4;
    color:var(--moss);
    text-decoration:none;
    transition:color .16s var(--ease),border-color .16s var(--ease);
  }
  .about-index__list a:hover,
  .about-index__list a:focus-visible{
    color:var(--fog);
    border-left-color:var(--amber);
  }
}

@media (min-width:1160px){
  .team-grid{grid-template-columns:repeat(4,minmax(0,1fr));}
  .about-hero__title{font-size:clamp(48px,4.6vw,68px);}
}

@media (prefers-reduced-motion:reduce){
  .page-about .btn,
  .page-about .breadcrumb__link,
  .page-about .board__links a,
  .page-about .about-index__list a{transition:none;}
  .page-about .btn:hover{transform:none;}
  .tl-node__note{opacity:1;transform:none;transition:none;}
}