:root{
  --ink:#0a0a0a;
  --paper:#ffffff;
  --mist:#f6f6f4;
  --line:#e4e4e0;
  --grey:#5c5c58;
  --dim:#b8b8b4;
}
*{box-sizing:border-box;margin:0;padding:0;}
html{scroll-behavior:smooth;scroll-padding-top:84px;}
body{
  font-family:'Inter',-apple-system,'Helvetica Neue',Arial,sans-serif;
  color:var(--ink);background:var(--paper);
  -webkit-font-smoothing:antialiased;
}
a{color:inherit;text-decoration:none;}
img,video{max-width:100%;}
.wrap{max-width:1440px;margin:0 auto;padding:0 56px;}
.eyebrow{
  font-size:12px;font-weight:700;letter-spacing:0.14em;
  text-transform:uppercase;color:var(--grey);
}
.logo-mark{display:block;width:auto;}
.btn{
  display:inline-flex;align-items:center;gap:10px;
  font-size:12px;font-weight:700;letter-spacing:0.1em;text-transform:uppercase;
  padding:14px 22px;border:1px solid var(--ink);cursor:pointer;font-family:inherit;
  transition:transform .15s ease, opacity .15s ease, background .15s ease, color .15s ease;
}
.btn:hover{transform:translateY(-1px);}
.btn-solid{background:var(--ink);color:var(--paper);}
.btn-solid:hover{opacity:.85;}
.btn-outline{background:transparent;color:var(--ink);}
.btn-outline:hover{background:var(--ink);color:var(--paper);}
.sr-only,.hp{position:absolute!important;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;}
.section-h2{
  font-size:clamp(30px,3.2vw,46px);font-weight:900;line-height:1.05;
  letter-spacing:-0.01em;text-transform:uppercase;margin-top:14px;
}
.section-lede{font-size:17px;line-height:1.65;color:var(--grey);margin-top:18px;max-width:640px;}

/* NAV */
nav{
  position:sticky;top:0;background:rgba(255,255,255,0.92);
  backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);
  border-bottom:1px solid var(--line);z-index:50;
}
.nav-inner{
  display:flex;align-items:center;justify-content:space-between;gap:24px;
  padding:22px 56px;max-width:1440px;margin:0 auto;
}
.nav-inner .logo-mark{height:28px;}
.nav-links{display:flex;gap:34px;align-items:center;}
.nav-links a{
  font-size:12px;font-weight:700;letter-spacing:0.12em;text-transform:uppercase;
  padding-bottom:2px;border-bottom:1px solid transparent;transition:border-color .15s ease;
}
.nav-links a:hover{border-color:var(--ink);}

/* HERO */
.hero{padding:96px 0 72px;}
.hero-grid{display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:center;}
.hero h1{
  font-size:clamp(38px,4.4vw,62px);font-weight:900;line-height:0.96;
  letter-spacing:-0.02em;margin:18px 0 0;text-transform:uppercase;
}
.h1-sub{
  font-size:clamp(20px,2.1vw,30px);font-weight:900;line-height:1;
  letter-spacing:-0.01em;text-transform:uppercase;color:var(--grey);
  margin:10px 0 26px;
}
.badge-row{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:26px;}
.badge{
  border:1px solid var(--ink);font-size:11px;font-weight:700;
  letter-spacing:0.08em;text-transform:uppercase;padding:8px 14px;border-radius:999px;
}
.hero p.lede{
  font-size:18px;line-height:1.55;color:var(--grey);
  max-width:470px;margin-bottom:34px;font-weight:500;
}
.hero-ctas{display:flex;gap:14px;flex-wrap:wrap;}
.hero-art{width:100%;height:auto;display:block;}

/* WHY THIS ANIMAL */
.why{
  padding:88px 0;background:var(--mist);
  border-top:1px solid var(--line);border-bottom:1px solid var(--line);
}
.why-grid{display:grid;grid-template-columns:0.85fr 1.15fr;gap:64px;align-items:start;}
.why h2{
  font-size:clamp(30px,3vw,42px);font-weight:900;line-height:1.05;
  letter-spacing:-0.01em;text-transform:uppercase;margin-top:14px;
}
.why-body p{font-size:19px;line-height:1.7;color:#2a2a28;margin-bottom:18px;}
.why-body p:last-of-type{margin-bottom:0;}
.why-body strong{font-weight:700;}
.facts{display:grid;grid-template-columns:repeat(4,1fr);gap:28px;margin-top:40px;}
.fact{border-top:2px solid var(--ink);padding-top:14px;}
.fact .num{font-size:24px;font-weight:900;letter-spacing:-0.01em;}
.fact .cap{font-size:11px;color:var(--grey);letter-spacing:0.06em;text-transform:uppercase;margin-top:4px;}

/* THE LIMITATION (dark) */
.limit{padding:104px 0;background:var(--ink);color:var(--paper);}
.limit .eyebrow{color:#8f8f8a;}
.limit h2{
  font-size:clamp(30px,3.6vw,50px);font-weight:900;line-height:1.02;
  letter-spacing:-0.02em;text-transform:uppercase;margin-top:16px;
}
.limit .stack{margin:26px 0 0;}
.limit .stack p{font-size:clamp(18px,1.7vw,24px);color:var(--dim);line-height:1.55;font-weight:500;}
.limit hr{border:none;height:1px;background:#3a3a37;margin:40px 0;}
.limit .punch{
  font-size:clamp(30px,3.6vw,50px);font-weight:900;line-height:1.02;
  letter-spacing:-0.02em;text-transform:uppercase;
}
.limit .after{font-size:16px;color:var(--dim);line-height:1.6;margin-top:26px;max-width:760px;}

/* DEMONSTRATORS */
.demos{padding:96px 0;}
.demo-grid{display:grid;grid-template-columns:1fr 1fr;gap:32px;margin-top:48px;}
.demo{border:1px solid var(--line);background:var(--paper);display:flex;flex-direction:column;}
.demo-media{position:relative;background:#eceeef;aspect-ratio:16/9;overflow:hidden;}
.demo-media video{display:block;width:100%;height:100%;object-fit:cover;}
.demo-media .full{
  position:absolute;right:12px;bottom:12px;background:rgba(10,10,10,.78);color:#fff;
  font-size:11px;font-weight:700;letter-spacing:.08em;text-transform:uppercase;padding:8px 12px;
}
.demo-media .full:hover{background:var(--ink);}
.demo-body{padding:28px 30px 30px;display:flex;flex-direction:column;flex:1;}
.demo-tag{font-size:11px;font-weight:700;letter-spacing:.12em;text-transform:uppercase;color:var(--grey);}
.demo h3{font-size:24px;font-weight:900;text-transform:uppercase;letter-spacing:-0.01em;margin-top:8px;}
.demo p{font-size:16px;line-height:1.6;color:#2a2a28;margin-top:12px;}
.specs{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:22px;}
.spec{border-top:2px solid var(--ink);padding-top:10px;}
.spec .num{font-size:18px;font-weight:900;}
.spec .cap{font-size:10.5px;color:var(--grey);letter-spacing:.06em;text-transform:uppercase;margin-top:3px;}
.status{
  margin-top:auto;padding-top:22px;font-size:12.5px;color:var(--grey);
  display:flex;align-items:center;gap:10px;
}
.status::before{content:"";width:8px;height:8px;border-radius:50%;background:#d08a1e;flex:none;}
.footnote{font-size:12.5px;color:var(--grey);margin-top:22px;}

/* ROBOTICS */
.robots{padding:96px 0;background:var(--mist);border-top:1px solid var(--line);border-bottom:1px solid var(--line);}
.robots-grid{display:grid;grid-template-columns:0.9fr 1.1fr;gap:64px;align-items:start;}
.offer{display:grid;grid-template-columns:1fr;border-top:1px solid var(--line);}
.offer-row{display:grid;grid-template-columns:150px 1fr;gap:24px;padding:22px 0;border-bottom:1px solid var(--line);}
.offer-row .when{font-size:11px;font-weight:700;letter-spacing:.12em;text-transform:uppercase;color:var(--grey);padding-top:3px;}
.offer-row h3{font-size:16px;font-weight:800;text-transform:uppercase;letter-spacing:.02em;}
.offer-row p{font-size:15px;line-height:1.6;color:var(--grey);margin-top:6px;}
.robots .cta-row{display:flex;gap:14px;flex-wrap:wrap;margin-top:30px;}
.robots .ask{font-size:13px;color:var(--grey);margin-top:14px;line-height:1.6;}

/* WHY NOW */
.now{padding:88px 0;}
.now-head{max-width:660px;}
.now-head h2{
  font-size:clamp(28px,2.8vw,40px);font-weight:900;text-transform:uppercase;
  letter-spacing:-0.01em;margin-top:14px;
}
.now-head p{font-size:17px;line-height:1.6;color:var(--grey);margin-top:18px;max-width:620px;}
.stats{display:grid;grid-template-columns:repeat(3,1fr);gap:36px;margin-top:52px;}
.stat .big{font-size:clamp(38px,4vw,54px);font-weight:900;letter-spacing:-0.02em;}
.stat .bar{height:2px;background:var(--ink);margin:12px 0 14px;}
.stat p{font-size:13.5px;line-height:1.55;color:var(--grey);}
.sectors{
  display:grid;grid-template-columns:repeat(4,1fr);
  border-top:1px solid var(--line);border-left:1px solid var(--line);margin-top:56px;
}
.sector{padding:26px 24px;border-right:1px solid var(--line);border-bottom:1px solid var(--line);}
.sector h3{font-size:14px;font-weight:800;text-transform:uppercase;letter-spacing:0.02em;}
.sector .val{font-size:14px;margin-top:8px;}
.sector .note{font-size:12.5px;color:var(--grey);margin-top:8px;line-height:1.5;}
.sector.mark{background:var(--mist);}
.sources{font-size:12px;color:var(--grey);margin-top:22px;line-height:1.7;}
.sources a{text-decoration:underline;text-underline-offset:2px;}

/* ROADMAP (dark) */
.road{padding:100px 0;background:var(--ink);color:var(--paper);}
.road .eyebrow{color:#8f8f8a;}
.road .section-lede{color:var(--dim);}
.ladder{display:grid;grid-template-columns:repeat(5,1fr);margin-top:44px;border-top:1px solid #3a3a37;}
.rung{padding:20px 18px 22px 0;border-right:1px solid #2a2a28;}
.rung + .rung{padding-left:18px;}
.rung:last-child{border-right:none;}
.rung .n{font-size:11px;font-weight:700;letter-spacing:.12em;color:#8f8f8a;}
.rung .t{font-size:15px;font-weight:700;margin-top:8px;line-height:1.35;}
.rung.on{border-top:2px solid var(--paper);margin-top:-1px;}
.rung.on .n{color:var(--paper);}
.horizons{display:grid;grid-template-columns:repeat(3,1fr);gap:36px;margin-top:64px;}
.horizon .yr{font-size:clamp(34px,3.4vw,48px);font-weight:900;letter-spacing:-0.02em;}
.horizon .bar{height:2px;background:var(--paper);margin:12px 0 14px;}
.horizon h3{font-size:14px;font-weight:800;text-transform:uppercase;letter-spacing:.04em;}
.horizon p{font-size:14.5px;line-height:1.6;color:var(--dim);margin-top:8px;}
.paper-band{
  margin-top:64px;border:1px solid #3a3a37;padding:28px 32px;
  display:flex;align-items:center;justify-content:space-between;gap:24px;flex-wrap:wrap;
}
.paper-band .k{font-size:11px;font-weight:700;letter-spacing:.12em;text-transform:uppercase;color:#8f8f8a;}
.paper-band .t{font-size:20px;font-weight:800;margin-top:6px;}
.road .btn-outline{border-color:var(--paper);color:var(--paper);}
.road .btn-outline:hover{background:var(--paper);color:var(--ink);}

/* FLIGHT LIST */
.flight{padding:96px 0;background:var(--mist);border-bottom:1px solid var(--line);}
.flight-grid{display:grid;grid-template-columns:1.1fr 0.9fr;gap:56px;align-items:center;}
.flight h2{
  font-size:clamp(30px,3.2vw,46px);font-weight:900;line-height:1.05;
  text-transform:uppercase;letter-spacing:-0.01em;margin:14px 0 22px;
}
.flight p{font-size:17px;line-height:1.65;color:var(--grey);max-width:540px;}
.steps{list-style:none;margin-top:26px;max-width:540px;border-top:1px solid var(--line);}
.steps li{display:grid;grid-template-columns:28px 1fr;gap:12px;padding:12px 0;border-bottom:1px solid var(--line);font-size:14.5px;line-height:1.5;color:var(--grey);}
.steps li b{color:var(--ink);}
.steps li .i{font-weight:800;color:var(--ink);}
.card{border:1px solid var(--line);padding:36px;background:var(--paper);}
.card label{
  display:block;font-size:11px;font-weight:700;letter-spacing:0.08em;
  text-transform:uppercase;color:var(--grey);margin-bottom:10px;
}
.input-row{display:flex;gap:10px;margin-bottom:16px;}
.card input,.card textarea{
  width:100%;background:transparent;border:1px solid var(--line);color:var(--ink);
  padding:14px;font-size:14px;font-family:inherit;
}
.card textarea{min-height:120px;resize:vertical;margin-bottom:14px;}
.card .field{margin-bottom:14px;}
.input-row input{flex:1;}
.card input::placeholder,.card textarea::placeholder{color:#9a9a96;}
.card input:focus,.card textarea:focus{outline:none;border-color:var(--ink);}
.btn-form{
  background:var(--ink);color:var(--paper);border:1px solid var(--ink);
  font-size:12px;font-weight:700;letter-spacing:0.1em;text-transform:uppercase;
  padding:14px 20px;cursor:pointer;white-space:nowrap;font-family:inherit;
}
.fine{font-size:12px;color:var(--grey);line-height:1.6;}
.fine strong{color:var(--ink);}
.fine + .fine{margin-top:8px;}
.form-msg{font-size:13px;font-weight:600;margin-top:10px;min-height:1em;}

/* COMPANY */
.company{padding:96px 0;}
.company-grid{display:grid;grid-template-columns:1fr 1fr;gap:64px;align-items:start;}
.founder{margin-top:28px;border-top:2px solid var(--ink);padding-top:16px;}
.founder .name{font-size:20px;font-weight:900;text-transform:uppercase;}
.founder .role{font-size:12px;font-weight:700;letter-spacing:.1em;text-transform:uppercase;color:var(--grey);margin-top:4px;}
.founder p{font-size:16px;line-height:1.65;color:#2a2a28;margin-top:14px;}
.hiring{margin-top:28px;background:var(--mist);border:1px solid var(--line);padding:22px 24px;}
.hiring h3{font-size:14px;font-weight:800;text-transform:uppercase;letter-spacing:.04em;}
.hiring p{font-size:14.5px;line-height:1.6;color:var(--grey);margin-top:8px;}
.hiring a{font-weight:700;color:var(--ink);text-decoration:underline;text-underline-offset:2px;}
.programs{margin-top:28px;font-size:13px;color:var(--grey);line-height:1.6;}
.programs b{color:var(--ink);}
.mail{font-size:clamp(22px,2.2vw,30px);font-weight:900;margin:18px 0 26px;display:inline-block;border-bottom:2px solid var(--ink);}

/* FOOTER */
footer{padding:44px 0;border-top:1px solid var(--line);}
.footer-inner{display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:16px;}
.footer-inner .logo-mark{height:20px;}
.footer-links{display:flex;gap:28px;flex-wrap:wrap;}
.footer-links a,.footer-links span{font-size:12px;color:var(--grey);letter-spacing:0.05em;text-transform:uppercase;}
.footer-links a:hover{color:var(--ink);}

/* WHITE PAPER PAGE */
.doc{max-width:760px;margin:0 auto;padding:72px 24px 96px;}
.doc h1{font-size:clamp(34px,4.2vw,56px);font-weight:900;line-height:.98;letter-spacing:-0.02em;text-transform:uppercase;margin-top:14px;}
.doc .sub{font-size:18px;color:var(--grey);line-height:1.5;margin-top:16px;font-weight:500;}
.doc .by{font-size:12px;font-weight:700;letter-spacing:.1em;text-transform:uppercase;color:var(--grey);margin-top:22px;padding-bottom:26px;border-bottom:1px solid var(--line);}
.doc figure{margin:36px 0 8px;}
.doc figcaption{font-size:12.5px;color:var(--grey);margin-top:8px;font-style:italic;}
.doc h2{font-size:22px;font-weight:900;text-transform:uppercase;letter-spacing:-0.005em;margin:48px 0 14px;}
.doc h3{font-size:16px;font-weight:800;text-transform:uppercase;letter-spacing:.03em;margin:28px 0 10px;}
.doc p,.doc li{font-size:17px;line-height:1.72;color:#2a2a28;}
.doc p{margin-bottom:16px;}
.doc ul,.doc ol{margin:0 0 18px 22px;}
.doc li{margin-bottom:8px;}
.doc a{text-decoration:underline;text-underline-offset:2px;}
.doc table{width:100%;border-collapse:collapse;margin:8px 0 24px;font-size:15px;}
.doc th,.doc td{text-align:left;vertical-align:top;padding:11px 12px;border-bottom:1px solid var(--line);line-height:1.5;}
.doc th{font-size:11px;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:var(--grey);border-bottom:2px solid var(--ink);}
.doc td:first-child{font-weight:700;white-space:nowrap;}
.eq{font-family:'Inter',sans-serif;font-size:18px;background:var(--mist);border-left:3px solid var(--ink);padding:14px 18px;margin:4px 0 20px;font-weight:600;}
.doc .closing{font-size:20px;font-weight:800;}
.doc .src li{font-size:14px;}
.doc .note{font-size:13px;color:var(--grey);}

@media (max-width:980px){
  .wrap{padding:0 24px;}
  .nav-inner{padding:16px 24px;}
  .nav-links{display:none;}
  .nav-inner .btn{padding:11px 14px;}
  .hero{padding:48px 0 56px;}
  .hero h1{font-size:clamp(26px,8.2vw,38px);}
  .hero-grid>*,.demo-grid>*{min-width:0;}
  .hero-grid,.why-grid,.flight-grid,.robots-grid,.company-grid,.demo-grid{grid-template-columns:1fr;}
  .hero-art{order:-1;margin-bottom:8px;}
  .facts{grid-template-columns:repeat(2,1fr);gap:22px;}
  .stats,.horizons{grid-template-columns:1fr;gap:32px;}
  .sectors{grid-template-columns:1fr;}
  .ladder{grid-template-columns:1fr;}
  .rung,.rung + .rung{padding:16px 0;border-right:none;border-bottom:1px solid #2a2a28;}
  .limit,.road{padding:72px 0;}
  .demos,.robots,.flight,.company{padding:72px 0;}
  .offer-row{grid-template-columns:1fr;gap:6px;}
  .input-row{flex-direction:column;}
}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto;}
  .btn{transition:none;}
}
.form-msg[data-state="ok"]{color:#1b6b3a;}
.form-msg[data-state="error"]{color:#a32a1c;}
.btn-form:disabled{opacity:.45;cursor:default;}
.hp{left:-9999px;}
.doc figure img{display:block;width:100%;height:auto;}
.reach{font-size:11px;font-weight:700;letter-spacing:.12em;text-transform:uppercase;color:var(--grey);margin-top:30px;}
.reach + .mail{margin-top:8px;}