:root{
  --black:#000;--bg:#111;--card:#1a1a1a;--card-2:#202020;--line:#2a2a2a;--line-2:#333;
  --fg:#fff;--fg-2:#a3a3a3;--fg-3:#8a8a8a;
  --accent:#5b5bd6;--accent-hi:#6e6ade;
  --r:20px;--r-sm:12px;
  --font:"Inter",ui-sans-serif,system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  --wrap:1160px;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{background:var(--bg);color:var(--fg);font-family:var(--font);font-size:16px;line-height:1.55;-webkit-font-smoothing:antialiased;font-feature-settings:"cv11","ss01"}
img,svg{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}
:focus-visible{outline:2px solid #fff;outline-offset:3px;border-radius:6px}
.skip{position:absolute;left:-999px;top:8px;background:#fff;color:#000;padding:8px 12px;border-radius:8px;z-index:100}
.skip:focus{left:8px}
.wrap{max-width:var(--wrap);margin:0 auto;padding:0 24px}

/* nav */
.nav{position:fixed;inset:0 0 auto;z-index:50;transition:background .3s,border-color .3s;border-bottom:1px solid transparent}
.nav.scrolled{background:rgba(17,17,17,.82);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);border-color:var(--line)}
.nav-inner{max-width:var(--wrap);margin:0 auto;padding:0 24px;height:64px;display:flex;align-items:center;gap:32px}
.brand{display:flex;align-items:center;gap:10px;font-weight:600;font-size:17px;letter-spacing:-.01em}
.brand-mark{width:18px;height:18px;border-radius:50%;background:radial-gradient(circle at 35% 35%,#fff 0 18%,transparent 19%),radial-gradient(circle,#777 0 1.2px,transparent 1.6px) 0 0/4.5px 4.5px;border:1.5px solid #fff}
.nav nav{flex:1}
.nav-links{list-style:none;display:flex;gap:28px;font-size:14px;color:var(--fg-2)}
.nav-links a:hover{color:#fff}

/* buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;height:48px;padding:0 22px;border-radius:999px;font-weight:500;font-size:15px;transition:background .2s,border-color .2s,transform .2s}
.btn-sm{height:38px;padding:0 16px;font-size:14px}
.btn-primary{background:var(--accent);color:#fff}
.btn-primary:hover{background:var(--accent-hi)}
.btn-ghost{border:1px solid var(--line-2);color:#fff;background:rgba(255,255,255,.02)}
.btn-ghost:hover{border-color:#666;background:rgba(255,255,255,.06)}

/* hero */
.hero{position:relative;height:100vh;height:100svh;min-height:640px;background:var(--black);overflow:hidden;display:flex;flex-direction:column;justify-content:flex-end}
.hero::after{content:"";position:absolute;inset:auto 0 0;height:140px;background:linear-gradient(to bottom,transparent,var(--bg));pointer-events:none}
.hero-stars,.hero-canvas{position:absolute;inset:0;width:100%;height:100%}
.hero-copy{position:relative;z-index:2;text-align:center;padding:0 24px 10vh;min-height:250px}
.hero-copy::before{content:"";position:absolute;left:50%;bottom:0;width:min(1000px,120%);height:120%;transform:translateX(-50%);background:radial-gradient(closest-side,rgba(0,0,0,.78),rgba(0,0,0,.5) 60%,transparent);pointer-events:none;z-index:-1}
.intro-lines{position:absolute;left:0;right:0;bottom:14vh;padding:0 24px}
.intro-line{position:absolute;left:0;right:0;bottom:0;opacity:0;transform:translateY(8px);transition:opacity .9s ease,transform .9s ease}
.intro-line.on{opacity:1;transform:none}
.intro-h{font-size:clamp(26px,3.2vw,40px);font-weight:600;letter-spacing:-.025em;line-height:1.15}
.intro-s{margin-top:12px;color:var(--fg-3);font-size:clamp(15px,1.3vw,17px)}
.hero-final{opacity:0;transform:translateY(12px);transition:opacity 1.1s ease,transform 1.1s ease;visibility:hidden}
.hero-final.on{opacity:1;transform:none;visibility:visible}
.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
.hv-stack{display:grid;align-items:end}
.hv{grid-area:1/1;opacity:0;transform:translateY(8px);transition:opacity .7s ease,transform .9s ease}
.hv.on{transition:opacity 1.1s ease,transform 1.2s cubic-bezier(.22,.61,.36,1)}
.hv.on{opacity:1;transform:none}
.hv-h{font-size:clamp(34px,4.6vw,64px);font-weight:600;letter-spacing:-.035em;line-height:1.05}
.hv-s{max-width:720px;margin:18px auto 0;color:var(--fg-2);font-size:clamp(16px,1.35vw,18px)}
.hero-ctas{display:flex;gap:12px;justify-content:center;margin-top:30px;flex-wrap:wrap}
.hero-meta{position:absolute;left:24px;bottom:22px;z-index:3;display:flex;gap:12px;font-size:11px;letter-spacing:.06em;text-transform:uppercase;color:#8a8a8a}
.hero-meta .dim{color:#6b6b6b}
.replay{position:absolute;right:24px;bottom:16px;z-index:3;font-size:12px;color:#8a8a8a;padding:6px 10px;border-radius:999px;border:1px solid #2a2a2a;opacity:0;transition:opacity .6s}
.replay.on{opacity:1}
.replay:hover{color:#fff;border-color:#555}

/* prelude: slow first-visit intro */
.prelude{position:absolute;inset:0;z-index:60;background:#000;display:grid;place-items:center;transition:opacity 1.6s cubic-bezier(.4,0,.2,1)}
.prelude[hidden]{display:none}
.prelude.done{opacity:0;pointer-events:none}
.prelude-line{grid-area:1/1;margin:0 24px;text-align:center;color:#fff;font-size:clamp(34px,5.2vw,76px);font-weight:600;line-height:1.08;letter-spacing:-.035em;text-wrap:balance;opacity:0;filter:blur(10px);transform:translateY(6px) scale(1.025);
  transition:opacity 1.5s cubic-bezier(.22,.61,.36,1),filter 1.8s cubic-bezier(.22,.61,.36,1),letter-spacing 2.6s cubic-bezier(.22,.61,.36,1),transform 2s cubic-bezier(.22,.61,.36,1)}
.prelude-line.on{opacity:1;filter:blur(0);transform:none}
.prelude-line.out{opacity:0;filter:blur(6px);transform:none;transition:opacity 1.3s ease-in-out,filter 1.3s ease-in-out}
.prelude-skip{position:absolute;right:24px;bottom:20px;font-size:12px;letter-spacing:.04em;color:#5c5c5c;padding:6px 12px;border:1px solid #1e1e1e;border-radius:999px;transition:color .3s,border-color .3s}
.prelude-skip:hover,.prelude-skip:focus-visible{color:#bbb;border-color:#444}
html.prelude-on .nav{opacity:0;pointer-events:none}
html.prelude-on .prelude[hidden]{display:grid}
.nav{transition:background .3s,border-color .3s,opacity 1.4s ease}

/* sections */
.section{padding:120px 0 0}
.eyebrow{font-size:13px;font-weight:500;color:var(--fg-3);letter-spacing:.02em;margin-bottom:16px}
h2{font-size:clamp(30px,3.4vw,46px);font-weight:600;letter-spacing:-.03em;line-height:1.1}
h3{font-size:18px;font-weight:600;letter-spacing:-.01em}
.sec-head{max-width:880px;margin-bottom:48px}
.lede{margin-top:16px;color:var(--fg-2);font-size:18px;max-width:620px}
.summary{padding-top:80px}
.summary-text{font-size:clamp(24px,2.7vw,38px);line-height:1.3;letter-spacing:-.022em;font-weight:500;color:#7d7d7d;max-width:1040px}
.summary-text .hi{color:#fff}

.card{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:28px}
.grid4{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.card p{color:var(--fg-2);font-size:15px;margin-top:8px}
.card-ico{display:grid;place-items:center;width:44px;height:44px;border-radius:12px;background:var(--card-2);border:1px solid var(--line-2);margin-bottom:24px}
.card-ico svg{width:22px;height:22px;fill:none;stroke:#fff;stroke-width:1.5;stroke-linecap:round;stroke-linejoin:round}

/* platform */
.platform{display:grid;grid-template-columns:1fr 300px;gap:24px;align-items:start}
.steps{display:flex;flex-direction:column;gap:10px}
.step{background:var(--card);border:1px solid var(--line);border-radius:var(--r);transition:background .3s,border-color .3s}
.step.is-open{background:var(--card-2);border-color:var(--line-2)}
.step h3{font-size:inherit}
.step-btn{width:100%;display:flex;align-items:center;gap:18px;padding:22px 26px;text-align:left}
.step-n{font-size:13px;color:var(--fg-3);font-variant-numeric:tabular-nums;width:22px}
.step-t{flex:1;font-size:18px;font-weight:600;letter-spacing:-.01em}
.step:not(.is-open) .step-t{color:#c9c9c9}
.step-tag{font-size:12px;color:var(--fg-2);border:1px solid var(--line-2);border-radius:999px;padding:3px 10px}
.chev{width:10px;height:10px;border-right:1.5px solid #888;border-bottom:1.5px solid #888;transform:rotate(45deg) translateY(-3px);transition:transform .3s}
.step.is-open .chev{transform:rotate(-135deg) translate(-2px,-2px)}
.step-panel{display:grid;grid-template-rows:0fr;transition:grid-template-rows .45s ease}
.step.is-open .step-panel{grid-template-rows:1fr}
.step-panel[hidden]{display:grid}
.step-body{overflow:hidden;padding:0 26px 0 66px}
.step.is-open .step-body{padding-bottom:26px}
.step-body p{color:var(--fg-2);max-width:580px}
.ticks{list-style:none;display:flex;flex-wrap:wrap;gap:8px;margin-top:18px}
.ticks li{font-size:13px;color:#d4d4d4;background:#2a2a2a;border-radius:999px;padding:6px 12px}
.side{display:flex;flex-direction:column;gap:12px;position:sticky;top:88px}
.side-card{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:22px}
.side-k{font-size:13px;color:var(--fg-3)}
.side-count{font-size:22px;font-weight:600;margin:2px 0 16px;letter-spacing:-.02em}
.timeline{list-style:none;position:relative;padding-left:2px}
.timeline li{position:relative;padding-left:22px}
.timeline li::before{content:"";position:absolute;left:3px;top:8px;width:9px;height:9px;border-radius:50%;border:1.5px solid #555;background:var(--card);z-index:1}
.timeline li:not(:last-child)::after{content:"";position:absolute;left:7.5px;top:18px;bottom:-8px;width:1px;background:#333}
.timeline li.is-done::before{background:#777;border-color:#777}
.timeline li.is-active::before{background:#fff;border-color:#fff;box-shadow:0 0 0 4px rgba(255,255,255,.12)}
.timeline button{font-size:14px;color:var(--fg-3);padding:4px 0;text-align:left}
.timeline li.is-active button{color:#fff;font-weight:500}
.timeline button:hover{color:#fff}
.side-foot{margin-top:16px;padding-top:14px;border-top:1px solid var(--line);font-size:13px;color:var(--fg-3)}
.side-p{font-size:14px;color:var(--fg-2);margin:6px 0 12px}
.side-link{font-size:14px;font-weight:500}
.side-link:hover{text-decoration:underline}

/* products */
.pcard{display:flex;flex-direction:column;min-height:250px}
.pcard-k{font-size:13px!important;color:var(--fg-3)!important;margin:0 0 40px!important}
.pcard h3{font-size:22px;letter-spacing:-.02em}
.pcard-link{margin-top:auto;padding-top:20px;font-size:14px;color:#fff;font-weight:500}
.pcard-link:hover{text-decoration:underline}
.globe-card{display:flex;align-items:center;gap:24px;margin-top:16px;padding:22px 28px;transition:border-color .2s}
.globe-card:hover{border-color:#444}
.globe-card img{filter:grayscale(1) brightness(1.4);flex:none}
.globe-card>div{flex:1}
.globe-t{font-weight:600;color:#fff!important;margin:0!important;font-size:16px!important}
.globe-s{margin-top:2px!important}
.globe-go{font-size:14px;font-weight:500;white-space:nowrap}

/* how */
.how{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.how-steps{list-style:none;display:flex;flex-direction:column;gap:16px}
.how-steps .card{display:grid;grid-template-columns:44px 1fr;column-gap:16px;padding:24px}
.how-steps .card p{grid-column:2}
.how-n{grid-row:span 2;display:grid;place-items:center;width:36px;height:36px;border-radius:50%;border:1px solid var(--line-2);font-size:14px;color:#d4d4d4}
.how-viz{display:grid;place-items:center;padding:24px}
.hub{width:100%;max-width:440px}
.hub-lines path{stroke:#3a3a3a;stroke-width:1.2;stroke-dasharray:3 5}
.hub-core{fill:#262626;stroke:#555}
.hub-t{fill:#fff;font-size:14px;font-weight:600;text-anchor:middle;font-family:var(--font)}
.hub-node rect{fill:#1f1f1f;stroke:#3a3a3a}
.hub-node text{fill:#d4d4d4;font-size:13px;text-anchor:middle;font-family:var(--font)}
.hub-dot{fill:#fff}

/* founder */
.founder{display:grid;grid-template-columns:5fr 7fr;padding:0;overflow:hidden}
.founder-img{min-height:420px;position:relative}
.founder-img img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:.75}
.founder-copy{padding:56px}
.founder-copy h2{margin-bottom:24px}
.founder-copy p:not(.eyebrow):not(.sig){color:var(--fg-2);font-size:17px;margin-top:14px;max-width:520px}
.sig{margin-top:32px!important;color:#fff!important;font-weight:600;font-size:15px!important}
.sig span{display:block;color:var(--fg-3);font-weight:400;font-size:14px}

/* contact */
.contact{padding-bottom:120px}
.contact-card{display:flex;flex-direction:column;align-items:center;text-align:center;padding:88px 32px;background:radial-gradient(120% 90% at 50% 0%,#1f1f1f 0%,var(--card) 60%)}
.contact-card .lede{margin:16px auto 0;max-width:760px}
.contact-email{margin:36px 0 32px;font-size:clamp(26px,3.6vw,48px);font-weight:600;letter-spacing:-.03em;line-height:1.1;color:#fff;border-bottom:1px solid #444;padding-bottom:6px;transition:border-color .2s;overflow-wrap:anywhere}
.contact-email:hover{border-color:#fff}
.footer{border-top:1px solid var(--line);padding:32px 0}
.footer-inner{display:flex;align-items:center;gap:32px;flex-wrap:wrap}
.foot-links{list-style:none;display:flex;gap:24px;flex:1;font-size:14px;color:var(--fg-2);flex-wrap:wrap}
.foot-links a:hover{color:#fff}
.copy{font-size:13px;color:var(--fg-3)}

/* responsive */
@media (max-width:1024px){
  .grid4{grid-template-columns:repeat(2,1fr)}
  .platform{grid-template-columns:1fr}
  .side{position:static;display:grid;grid-template-columns:1fr 1fr}
  .how{grid-template-columns:1fr}
}
@media (max-width:760px){
  .nav-links{display:none}
  .nav-inner{justify-content:space-between}
  .nav nav{display:none}
  .br-d{display:none}
  .section{padding-top:88px}
  .summary{padding-top:56px}
  .grid4{grid-template-columns:1fr}
  .pcard{min-height:0}.pcard-k{margin-bottom:20px!important}
  .side{grid-template-columns:1fr}
  .step-btn{padding:18px;gap:12px}
  .step-body{padding:0 18px 0 52px}
  .step.is-open .step-body{padding-bottom:20px}
  .step-tag{display:none}
  .globe-card{flex-wrap:wrap;gap:14px}
  .founder{grid-template-columns:1fr}
  .founder-img{min-height:240px}
  .founder-copy{padding:32px 24px}
  .contact-card{padding:56px 20px}
  .hero-copy{padding-bottom:10vh}
.intro-lines{bottom:10vh}
  .hero-meta{flex-direction:column;gap:2px;bottom:16px}
  .hero-ctas .btn{width:100%;max-width:320px}
  .lede{font-size:17px}
  .footer-inner{flex-direction:column;align-items:flex-start;gap:20px}
  .foot-links{gap:12px 20px}
}
@media (prefers-reduced-motion:reduce){
  *{transition:none!important;animation:none!important;scroll-behavior:auto!important}
}

/* formation viz card */
.platform{grid-template-columns:1fr 360px}
.viz-card{padding:0;overflow:hidden;background:#000}
#viz{display:block;width:100%;height:280px}
.viz-label{display:flex;justify-content:space-between;padding:12px 18px;border-top:1px solid var(--line);font-size:13px;color:#d4d4d4}
.viz-label .dim{color:var(--fg-3)}
.side-foot .side-link{display:block;margin-top:8px;color:#fff}
@media (max-width:1024px){
  .platform{grid-template-columns:1fr}
  .side{order:-1;grid-template-columns:1fr}
  .tl-card{display:none}
  #viz{height:260px}
}

/* ---------- story: scroll-driven slides ---------- */
.nav .btn{margin-left:auto}
.story{position:relative;height:400vh;background:#000}
.story .hero{position:sticky;top:0}
.pager{position:absolute;right:28px;top:50%;transform:translateY(-50%);z-index:3;display:flex;flex-direction:column;align-items:center;gap:14px;opacity:0;transition:opacity 1.2s ease}
.hero.ready .pager{opacity:1}
.pager button{width:7px;height:7px;border-radius:50%;border:1px solid #666;background:transparent;padding:0;transition:background .5s,border-color .5s,transform .5s}
.pager button.on{background:#fff;border-color:#fff;transform:scale(1.15)}
.pager button:hover{border-color:#bbb}
.pager-cue{margin-top:10px;writing-mode:vertical-rl;font-size:10px;letter-spacing:.2em;text-transform:uppercase;color:#6b6b6b;transition:opacity .8s}
.pager-cue.gone{opacity:0}
.hero-ctas{position:relative}
.globe-link{position:absolute;top:100%;left:50%;transform:translateX(-50%);margin-top:14px;height:auto;padding:2px 0;border:0;background:none;border-radius:0;font-size:13px;font-weight:400;color:#8a8a8a;white-space:nowrap;transition:opacity .8s ease,visibility .8s,color .3s}
.globe-link:hover{color:#fff;background:none}
@media (max-width:760px){.hero-ctas .globe-link{width:auto;max-width:none}}
.globe-link.off{opacity:0;visibility:hidden}
.contact{min-height:100vh;min-height:100svh;display:flex;align-items:center;padding:96px 0 40px}
.contact>.wrap{width:100%}
.footer-min{border-top:0;padding:0 0 28px}
.footer-min .footer-inner{justify-content:center}
@media (max-width:760px){
  .pager{right:12px;gap:12px}
  .pager-cue{display:none}
  .hero-copy{padding-bottom:14vh}
}

/* brand bundle reveal */
.brand-canvas{position:absolute;inset:0;width:100%;height:100%;pointer-events:none;z-index:1;opacity:0;transition:opacity .9s ease}
.brand-canvas.on{opacity:1}

/* first-paint polish: no reflow, no pop */
.intro-h,.hv-h{text-wrap:balance}
.hero-canvas{opacity:0;transition:opacity 1.6s ease}
.hero-canvas.lit{opacity:1}
@keyframes spFadeIn{from{opacity:0}}
.nav,.hero-meta{animation:spFadeIn 1.2s ease .15s both}

.copy-sep{margin:0 8px;color:#444}.copy-link{color:inherit}.copy-link:hover{color:#fff}

/* ---------- locked, autoplaying single screen ---------- */
html,body{height:100%;overflow:hidden;overscroll-behavior:none}
body{position:fixed;inset:0;width:100%;touch-action:manipulation;background:#000}
.hero{position:fixed;inset:0;height:100vh;height:100dvh;min-height:0}
.hero-final.gone{opacity:0;transform:translateY(-8px);visibility:hidden;transition:opacity .9s ease,transform .9s ease,visibility 0s .9s}
.finale{position:absolute;left:0;right:0;bottom:0;z-index:4;display:flex;flex-direction:column;align-items:center;text-align:center;padding:0 24px 6vh;opacity:0;visibility:hidden;transform:translateY(14px);transition:opacity 1.4s ease,transform 1.6s cubic-bezier(.22,.61,.36,1),visibility 0s 1.6s}
.finale.on{opacity:1;visibility:visible;transform:none;transition:opacity 1.4s ease,transform 1.6s cubic-bezier(.22,.61,.36,1),visibility 0s}
.finale::before{content:"";position:absolute;left:50%;bottom:0;width:min(1000px,120%);height:130%;transform:translateX(-50%);background:radial-gradient(closest-side,rgba(0,0,0,.8),rgba(0,0,0,.5) 60%,transparent);pointer-events:none;z-index:-1}
.finale-h{font-size:clamp(30px,4vw,56px);font-weight:600;letter-spacing:-.035em;line-height:1.05;color:#fff;text-wrap:balance}
.finale .contact-email{margin:22px 0 26px;font-size:clamp(22px,2.8vw,38px)}
.finale .copy{margin-top:28px;font-size:13px;color:#6b6b6b}
@media (max-height:640px){.finale .contact-email{margin:14px 0 16px}.finale .copy{margin-top:16px}}