/* ------------------------------------------------------------------
   X3 Intelligence — v3
   Carbon / graphite / titanium with one light electric blue. Mobile first.
   Accents: blue = value, the number, the action · deep blue = depth, the
   negative turn (deductions, dead deals) · titanium white = neutral figures.
------------------------------------------------------------------ */
:root{
  --bg:#0C0F14;
  --surface:#1A1D24;
  --surface-2:#20242D;
  --text:#F5F7FA;
  --muted:#8F97A8;
  --acc:#3B82FF;
  --deep:#0E3EA8;
  --acc-12:rgba(59,130,255,.12);
  --deep-16:rgba(14,62,168,.16);
  --line:rgba(245,247,250,.08);
  --display:"Bricolage Grotesque",ui-sans-serif,system-ui,sans-serif;
  --body:"Geist",ui-sans-serif,system-ui,-apple-system,"Segoe UI",sans-serif;
  --mono:ui-monospace,"SF Mono",Menlo,Consolas,monospace;
  --wrap:1120px;
  --pad:20px;
  --r:18px;
  --ease:cubic-bezier(.2,.7,.2,1);
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  margin:0;background:var(--bg);color:var(--text);
  font-family:var(--body);font-size:17px;line-height:1.55;
  -webkit-font-smoothing:antialiased;overflow-x:hidden;
}
img,svg{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
p{margin:0}
h1,h2,h3{font-family:var(--display);font-weight:700;letter-spacing:-.03em;line-height:1.05;margin:0}
h2{font-size:clamp(28px,5.2vw,44px);max-width:16ch}
h3{font-size:20px;letter-spacing:-.02em;line-height:1.15}
.mono{font-family:var(--mono);font-size:12px;letter-spacing:.12em;text-transform:uppercase;color:var(--muted)}
.label{color:var(--acc)}
.src{display:block;margin-top:14px;color:var(--muted);letter-spacing:.08em;font-size:11px}
.acc{color:var(--acc)}
.ti{color:var(--text)}
.wrap{width:100%;max-width:var(--wrap);margin:0 auto;padding:0 var(--pad)}
.skip{position:absolute;left:-999px;top:8px;background:var(--acc);color:var(--bg);padding:10px 14px;border-radius:8px;z-index:100;font-weight:600}
.skip:focus{left:8px}
:focus-visible{outline:2px solid var(--acc);outline-offset:3px;border-radius:6px}

/* ---- Lockup (outlined X³ INTELLIGENCE, symbol #x3h; X + word take currentColor, 3 is fixed blue) ---- */
.lockup{color:var(--text);height:28px;width:auto}

/* ---- Buttons ---- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:48px;padding:0 22px;border-radius:12px;font-weight:600;font-size:16px;
  border:1px solid transparent;transition:transform .25s var(--ease),box-shadow .25s var(--ease),background .25s;
  white-space:nowrap;
}
.btn-acc{background:linear-gradient(180deg,#5A97FF,var(--acc));color:var(--bg);box-shadow:0 0 0 1px rgba(59,130,255,.35),0 8px 30px -10px rgba(59,130,255,.6)}
.btn-acc:hover{transform:translateY(-1px);box-shadow:0 0 0 1px rgba(59,130,255,.6),0 14px 36px -10px rgba(59,130,255,.75)}
.btn-ghost{background:rgba(245,247,250,.04);border-color:rgba(245,247,250,.14);color:var(--text);backdrop-filter:blur(8px)}
.btn-ghost:hover{border-color:rgba(59,130,255,.55);box-shadow:0 0 24px -8px rgba(59,130,255,.6)}
.btn-sm{min-height:40px;padding:0 14px;font-size:14px;border-radius:10px}

/* ---- Glass (graphite surfaces) ---- */
.glass{
  position:relative;border-radius:var(--r);
  background:linear-gradient(180deg,rgba(32,36,45,.78),rgba(26,29,36,.62));
  backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
  transition:transform .35s var(--ease),box-shadow .35s var(--ease);
}
.glass::before{
  content:"";position:absolute;inset:0;border-radius:inherit;padding:1px;pointer-events:none;
  background:linear-gradient(135deg,rgba(59,130,255,.45),rgba(245,247,250,.07) 40%,rgba(14,62,168,.45));
  -webkit-mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0);
  mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0);
  -webkit-mask-composite:xor;mask-composite:exclude;
}
.glass::after{
  content:"";position:absolute;inset:0;border-radius:inherit;pointer-events:none;opacity:0;
  background:radial-gradient(240px 240px at var(--mx,50%) var(--my,50%),rgba(59,130,255,.14),transparent 70%);
  transition:opacity .35s var(--ease);
}
.glass:hover{transform:translateY(-2px);box-shadow:0 20px 50px -24px rgba(59,130,255,.35),0 0 0 1px rgba(59,130,255,.12)}
.glass:hover::after{opacity:1}
/* the negative turn: deep blue depth instead of the bright accent */
.glass.neg{background:linear-gradient(180deg,rgba(14,62,168,.18),rgba(26,29,36,.66))}
.glass.neg::before{background:linear-gradient(135deg,rgba(14,62,168,.7),rgba(245,247,250,.06) 45%,rgba(14,62,168,.35))}

/* ---- Nav ---- */
.nav{position:sticky;top:0;z-index:50;background:rgba(12,15,20,.72);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);border-bottom:1px solid var(--line)}
.nav-in{display:flex;align-items:center;justify-content:space-between;gap:12px;min-height:64px}
.wordmark{display:flex;align-items:center;min-height:44px}
.wordmark .lockup{height:26px}
.nav-links{display:none;gap:28px;font-size:15px;color:var(--muted)}
.nav-links a{padding:10px 0;transition:color .2s}
.nav-links a:hover{color:var(--text)}
.nav-right{display:flex;align-items:center;gap:8px}
.menu{position:relative}
.menu summary{list-style:none;display:flex;align-items:center;justify-content:center;width:44px;height:44px;border-radius:10px;border:1px solid var(--line);cursor:pointer}
.menu summary::-webkit-details-marker{display:none}
.bars{position:relative;width:18px;height:2px;background:var(--text);border-radius:2px}
.bars::before,.bars::after{content:"";position:absolute;left:0;width:18px;height:2px;background:var(--text);border-radius:2px;transition:transform .25s}
.bars::before{top:-6px}.bars::after{top:6px}
.menu[open] .bars{background:transparent}
.menu[open] .bars::before{transform:translateY(6px) rotate(45deg)}
.menu[open] .bars::after{transform:translateY(-6px) rotate(-45deg)}
.menu-list{position:absolute;right:0;top:calc(100% + 10px);min-width:200px;display:flex;flex-direction:column;padding:8px;border-radius:14px;background:var(--surface);border:1px solid var(--line);box-shadow:0 30px 60px -20px rgba(0,0,0,.8)}
.menu-list a{padding:12px 14px;border-radius:10px;font-size:16px;min-height:44px;display:flex;align-items:center}
.menu-list a:hover{background:rgba(245,247,250,.05)}

/* ---- Hero ---- */
.hero{position:relative;overflow:hidden;padding:56px 0 0;isolation:isolate}
/* aurora: deep → light blue mesh, capped at 22% so the carbon stays carbon */
.aurora{position:absolute;inset:-20% -10% auto;height:120%;pointer-events:none;z-index:-2;filter:blur(70px);opacity:.22}
.aurora i{position:absolute;border-radius:50%;will-change:transform}
.aurora .a1{width:60vw;height:60vw;max-width:720px;max-height:720px;left:-10%;top:-10%;background:radial-gradient(circle,var(--acc),transparent 65%);animation:drift1 22s ease-in-out infinite alternate}
.aurora .a2{width:50vw;height:50vw;max-width:620px;max-height:620px;right:-8%;top:0;background:radial-gradient(circle,var(--deep),transparent 65%);animation:drift2 26s ease-in-out infinite alternate}
.aurora .a3{width:40vw;height:40vw;max-width:480px;max-height:480px;left:35%;top:40%;background:radial-gradient(circle,var(--deep),transparent 65%);opacity:.7;animation:drift1 30s ease-in-out infinite alternate-reverse}
.aurora.small{opacity:.14;inset:auto -10% -40%;height:120%}
@keyframes drift1{from{transform:translate(0,0) scale(1)}to{transform:translate(12%,10%) scale(1.12)}}
@keyframes drift2{from{transform:translate(0,0) scale(1.05)}to{transform:translate(-12%,14%) scale(.95)}}
.floor{
  position:absolute;left:-20%;right:-20%;bottom:-6%;height:46%;z-index:-1;pointer-events:none;
  background:
    linear-gradient(to right,rgba(59,130,255,.13) 1px,transparent 1px) 0 0/64px 64px,
    linear-gradient(to bottom,rgba(245,247,250,.07) 1px,transparent 1px) 0 0/64px 64px;
  transform:perspective(520px) rotateX(64deg);transform-origin:50% 0;
  -webkit-mask:linear-gradient(to bottom,transparent,#000 25%,#000 70%,transparent);
  mask:linear-gradient(to bottom,transparent,#000 25%,#000 70%,transparent);
}
.hero-grid{display:grid;gap:36px;align-items:center}
.eyebrow{color:var(--acc);margin-bottom:18px}
h1{font-size:clamp(38px,9.6vw,76px);font-weight:800;letter-spacing:-.045em;line-height:.98;max-width:12ch}
.sub{margin-top:20px;font-size:18px;color:var(--muted);max-width:44ch}
.cta-row{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px}
.cta-row.center{justify-content:center}
.cta-row .btn{flex:1 1 auto}

/* value curve */
.curve{margin:0;padding:18px 18px 16px;overflow:hidden}
.curve-head{display:flex;justify-content:space-between;align-items:center;margin-bottom:8px}
.live{display:inline-flex;align-items:center;gap:8px;color:var(--acc)}
.live i{width:7px;height:7px;border-radius:50%;background:var(--acc);box-shadow:0 0 12px var(--acc);animation:blink 1.8s ease-in-out infinite}
@keyframes blink{50%{opacity:.35}}
.curve-svg{width:100%;height:auto;aspect-ratio:560/300}
.gridlines line{stroke:rgba(245,247,250,.06);stroke-width:1}
.baseline{stroke:rgba(59,130,255,.4);stroke-width:1;stroke-dasharray:4 6}
.line{stroke-dasharray:720;stroke-dashoffset:0;filter:drop-shadow(0 0 6px rgba(59,130,255,.45))}
.gclip-r{transform-origin:0 0}
.dot{fill:var(--bg);stroke:var(--deep);stroke-width:2}
.dot.d1{stroke:var(--acc);filter:drop-shadow(0 0 8px rgba(59,130,255,.9))}
.pulse{fill:none;stroke:var(--acc);stroke-width:1.5;opacity:0;animation:pulse 2.4s ease-out infinite 1.6s;transform-origin:540px 60px;transform-box:view-box}
@keyframes pulse{0%{transform:scale(1);opacity:.8}100%{transform:scale(4);opacity:0}}
.curve-labels{display:flex;justify-content:space-between;margin-top:6px;letter-spacing:.08em}
.curve-labels b{font-family:var(--display);font-size:20px;letter-spacing:-.02em;margin-left:6px;font-weight:800}
/* play curve once on load (JS adds .play; no-JS shows final state) */
.js .curve.play .line{animation:draw 1.8s var(--ease) .2s both}
.js .curve.play .gclip-r{animation:wipe 1.8s var(--ease) .2s both}
.js .curve.play .d1{animation:pop .4s var(--ease) 1.9s both}
@keyframes draw{from{stroke-dashoffset:720}to{stroke-dashoffset:0}}
@keyframes wipe{from{transform:scaleX(0)}to{transform:scaleX(1)}}
@keyframes pop{from{opacity:0;transform:scale(.4);transform-origin:540px 60px;transform-box:view-box}to{opacity:1;transform:scale(1)}}

/* ticker */
.ticker{position:relative;margin-top:44px;border-top:1px solid var(--line);border-bottom:1px solid var(--line);background:rgba(26,29,36,.5);overflow:hidden;
  -webkit-mask:linear-gradient(to right,transparent,#000 6%,#000 94%,transparent);mask:linear-gradient(to right,transparent,#000 6%,#000 94%,transparent)}
.ticker-track{display:flex;gap:0;width:max-content;padding:12px 0;animation:marquee 46s linear infinite}
.ticker:hover .ticker-track,.ticker:focus-within .ticker-track{animation-play-state:paused}
.ticker-track span{display:inline-flex;align-items:baseline;gap:8px;padding:0 26px;font-size:14px;color:var(--text);white-space:nowrap;border-right:1px solid var(--line)}
.ticker-track b{font-family:var(--display);font-size:17px;font-weight:800;letter-spacing:-.02em}
.ticker-track em{font-style:normal;font-family:var(--mono);font-size:11px;letter-spacing:.08em;text-transform:uppercase;color:var(--muted)}
@keyframes marquee{to{transform:translateX(-50%)}}
html:not(.js) .ticker-track,.ticker.static .ticker-track{animation:none;width:auto;flex-wrap:wrap;justify-content:center;row-gap:8px}

/* ---- Sections ---- */
.hair{border:0;height:1px;margin:0;background:linear-gradient(90deg,transparent,rgba(59,130,255,.35) 30%,rgba(14,62,168,.6) 70%,transparent)}
.sec{padding:64px 0}
.sec-head{margin-bottom:28px}
.sec-head .label{margin-bottom:14px}
.sec-head .body{margin-top:14px;color:var(--muted);max-width:52ch;font-size:17px}
.sec-head.center{text-align:center}
.sec-head.center h2,.sec-head.center .body{margin-left:auto;margin-right:auto}

/* stat tiles */
.tiles{display:grid;gap:14px}
.tile{padding:24px 22px}
.big{font-family:var(--display);font-weight:800;font-size:clamp(40px,8vw,56px);letter-spacing:-.04em;line-height:1;margin-bottom:12px;font-variant-numeric:tabular-nums}
.big.acc{text-shadow:0 0 30px rgba(59,130,255,.35)}
.big.ti{text-shadow:0 0 30px rgba(14,62,168,.6)}
.tile p:not(.big){color:var(--text);font-size:16px}

/* steps */
.steps{list-style:none;margin:0;padding:0;display:grid;gap:14px;counter-reset:s}
.steps li{padding:24px 22px}
.step-n{display:inline-block;color:var(--acc);margin-bottom:14px}
.steps h3{margin-bottom:8px}
.steps p{color:var(--muted);font-size:16px}

/* AI chips */
.chips{list-style:none;margin:0;padding:0;display:flex;flex-wrap:wrap;gap:10px}
.chips li{display:inline-flex;align-items:center;gap:10px;min-height:44px;padding:0 16px;border-radius:999px;font-size:15px;font-weight:500;
  background:var(--acc-12);border:1px solid rgba(59,130,255,.28);color:var(--text);transition:box-shadow .3s,border-color .3s}
.chips li:hover{border-color:var(--acc);box-shadow:0 0 22px -6px rgba(59,130,255,.7)}
.chips i{width:6px;height:6px;border-radius:50%;background:var(--acc);box-shadow:0 0 8px var(--acc)}
.bench{margin-top:22px;padding:16px 18px;border-radius:14px;background:var(--deep-16);border:1px solid rgba(14,62,168,.55);font-size:16px}
.bench .label{color:var(--acc);display:block;margin-bottom:6px}
.bench .src{margin-top:8px}

/* partners */
.partners{display:grid;gap:12px}
.partners article{padding:20px}
.partners h3{font-size:18px;margin-bottom:6px}
.partners p{color:var(--muted);font-size:15px}
.foot-stat{margin-top:22px;font-size:16px;color:var(--muted)}
.foot-stat b{font-family:var(--display);font-size:22px;font-weight:800;letter-spacing:-.02em;margin-right:6px}
.foot-stat .src{display:inline;margin:0 0 0 8px}

/* proof */
.proof{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.proof > div{padding:20px 18px}
.proof .big{font-size:clamp(26px,6vw,40px);margin-bottom:8px}
.proof p:not(.big){color:var(--muted);font-size:14px;line-height:1.4}

/* team */
.team{display:grid;gap:14px}
.person{display:flex;gap:16px;align-items:flex-start;padding:22px}
.avatar{flex:0 0 56px;height:56px;border-radius:14px;display:flex;align-items:center;justify-content:center;font-size:14px;letter-spacing:.1em;color:var(--text);font-weight:700;
  background:linear-gradient(135deg,var(--deep),var(--acc))}
.person h3{margin-bottom:4px}
.role{display:block;margin-bottom:10px;color:var(--acc);letter-spacing:.08em;font-size:11px}
.person p:not(.role){color:var(--muted);font-size:15px}

/* contact */
.contact{position:relative;overflow:hidden;padding:80px 0}
.where{margin-top:22px}

/* footer */
.foot{border-top:1px solid var(--line);padding:28px 0 calc(28px + env(safe-area-inset-bottom))}
.foot-in{display:flex;flex-direction:column;gap:10px;align-items:flex-start}
.foot .lockup{height:24px}

/* ---- Reveal (JS only) ---- */
.js .reveal{opacity:0;transform:translateY(16px);transition:opacity .7s var(--ease),transform .7s var(--ease)}
.js .reveal.in{opacity:1;transform:none}
.js .tiles.reveal > *,.js .steps.reveal > *,.js .partners.reveal > *,.js .proof.reveal > *{transition:transform .6s var(--ease),opacity .6s var(--ease),box-shadow .35s var(--ease);opacity:0;transform:translateY(14px)}
.js .reveal.in > *{opacity:1;transform:none}
.js .reveal.in > *:nth-child(2){transition-delay:.08s}
.js .reveal.in > *:nth-child(3){transition-delay:.16s}
.js .reveal.in > *:nth-child(4){transition-delay:.24s}
.js .reveal.in > *:nth-child(5){transition-delay:.32s}

/* ---- Tablet / desktop ---- */
@media (min-width:720px){
  :root{--pad:28px}
  .hero{padding-top:84px}
  .hero-grid{grid-template-columns:1.05fr .95fr;gap:48px}
  .cta-row .btn{flex:0 0 auto}
  .tiles{grid-template-columns:repeat(3,1fr)}
  .steps{grid-template-columns:repeat(3,1fr)}
  .partners{grid-template-columns:repeat(5,1fr)}
  .partners article{padding:18px 16px}
  .proof{grid-template-columns:repeat(4,1fr)}
  .team{grid-template-columns:1fr 1fr}
  .sec{padding:88px 0}
  .foot-in{flex-direction:row;align-items:center;justify-content:space-between}
  .ticker{margin-top:64px}
}
@media (min-width:900px){
  .nav-links{display:flex}
  .menu{display:none}
  .wordmark .lockup{height:30px}
  h1{font-size:clamp(52px,5.6vw,80px)}
}
@media (max-width:719px){
  .partners article{display:grid;grid-template-columns:1fr;gap:4px}
}
@media (max-width:359px){
  .btn-sm{display:none}
}

/* ---- Reduced motion ---- */
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  .aurora i,.live i,.pulse{animation:none}
  .ticker-track{animation:none;width:auto;flex-wrap:wrap;justify-content:center;row-gap:8px}
  .js .curve.play .line,.js .curve.play .gclip-r,.js .curve.play .d1{animation:none}
  .js .reveal,.js .reveal > *{opacity:1;transform:none;transition:none}
  .glass,.btn{transition:none}
}