:root{
  --paper:#f4f3ee;
  --ink:#1c1c1a;
  --muted:#77766f;
  --hair:#d6d4cd;
  --dark:#1c1c1a;
  --dark2:#262622;
  --darkline:#494942;
  --off:#f1f0eb;
  --max:1460px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--paper);color:var(--ink);font-family:Arial,Helvetica,sans-serif;-webkit-font-smoothing:antialiased}
a{color:inherit;text-decoration:none}
.topbar{height:72px;max-width:var(--max);margin:auto;padding:0 64px;display:flex;align-items:center;justify-content:space-between}
.brand{display:flex;align-items:center;gap:14px;font-size:18px}
.brand strong{font-weight:700}
.logo-mark{position:relative;width:28px;height:31px;display:inline-block}
.logo-mark i{position:absolute;top:3px;width:1px;height:25px;background:var(--ink);transform-origin:center}
.logo-mark i:nth-child(1){left:3px;transform:rotate(2deg)}
.logo-mark i:nth-child(2){left:7px;transform:rotate(5deg)}
.logo-mark i:nth-child(3){left:11px;transform:rotate(8deg)}
.logo-mark i:nth-child(4){left:15px;transform:rotate(11deg)}
.logo-mark i:nth-child(5){left:19px;transform:rotate(14deg)}
.logo-mark i:nth-child(6){left:23px;transform:rotate(17deg)}
nav{display:flex;gap:34px;font-size:13px}
nav a span{margin-left:6px}
.shell{max-width:var(--max);margin:auto;padding-left:64px;padding-right:64px}
.hero{padding-top:66px}
.hero-meta{display:flex;justify-content:space-between;font:10px/1.2 ui-monospace,SFMono-Regular,Menlo,monospace;letter-spacing:.08em;color:#6f6e69}
.hero-grid{display:grid;grid-template-columns:1fr 1fr;align-items:center;min-height:480px;margin-top:40px}
.hero-copy{padding-top:30px}
.hero-copy h1{margin:0;font-size:68px;line-height:1.06;letter-spacing:-.045em;font-weight:500}
.hero-copy p{margin:34px 0 0;color:#74736d;font-size:16px;line-height:1.55}
.pattern-wrap{position:relative;height:420px}
.pattern-wrap svg{width:100%;height:100%;overflow:visible}
.pattern-wrap line{stroke:var(--ink);stroke-width:.75;vector-effect:non-scaling-stroke}
.pattern-wrap .straight{opacity:.72}
.pattern-wrap .slanted{opacity:.35}
.pattern-label{position:absolute;bottom:20px;font:10px ui-monospace,SFMono-Regular,Menlo,monospace;letter-spacing:.08em;color:#76756e}
.pattern-label.left{left:11%}.pattern-label.right{right:6%}
.hero-bottom{height:105px;border-top:1px solid var(--hair);border-bottom:1px solid var(--hair);display:flex;align-items:center;justify-content:space-between}
.hero-bottom>span{font:10px ui-monospace,SFMono-Regular,Menlo,monospace;letter-spacing:.08em;color:#7a7973}
.button{height:48px;padding:0 22px;display:inline-flex;align-items:center;justify-content:space-between;gap:45px;font-size:13px}
.button b{font-size:16px;font-weight:400}
.button.dark{background:var(--ink);color:var(--off)}
.button.light{background:var(--off);color:var(--ink)}
.section-label{font:10px ui-monospace,SFMono-Regular,Menlo,monospace;letter-spacing:.08em;color:#70706a}
.perspective{padding-top:96px;padding-bottom:118px;display:grid;grid-template-columns:220px 1fr;border-bottom:0}
.perspective-copy{max-width:820px}
.perspective-copy>p:first-child{margin:0 0 24px;font-size:20px;color:#7a7973}
.perspective h2{font-size:43px;line-height:1.08;letter-spacing:-.035em;font-weight:500;margin:0 0 24px}
.body-copy{font-size:16px;line-height:1.5;color:#74736d;max-width:650px;margin:0}
.intelligence{background:var(--dark);color:var(--off)}
.dark-shell{max-width:var(--max);margin:auto;padding:80px 64px 82px}
.light-label{color:#c7c5bd}
.intel-intro{display:grid;grid-template-columns:1.05fr .95fr;gap:100px;margin-top:74px;align-items:start}
.intel-intro h2{font-size:49px;line-height:1.08;letter-spacing:-.04em;font-weight:500;margin:0}
.intel-intro h3{font-size:21px;line-height:1.35;font-weight:500;margin:0 0 26px}
.intel-intro p{font-size:16px;line-height:1.55;color:#b9b7b0;margin:0;max-width:600px}
.model{margin-top:67px;border:1px solid var(--darkline);padding:30px}
.model-top{display:flex;justify-content:space-between;font:10px ui-monospace,SFMono-Regular,Menlo,monospace;letter-spacing:.08em;color:#c2c0b8}
.model-body{display:grid;grid-template-columns:205px 30px 1fr 30px 196px;gap:14px;align-items:center;margin-top:54px}
.input-card,.matrix article{border:1px solid var(--darkline);background:var(--dark2)}
.input-card{height:230px;padding:24px 20px;display:flex;flex-direction:column}
.input-card span,.output-card span,.middle-label,.model-foot,.input-card small,.output-card small,.matrix small{font:10px ui-monospace,SFMono-Regular,Menlo,monospace;letter-spacing:.08em;color:#a9a79f}
.input-card h4,.output-card h4,.matrix h4{font-size:21px;font-weight:500;margin:29px 0 20px}
.input-card p,.output-card p,.matrix p{font-size:14px;line-height:1.5;color:#b8b6af;margin:0}
.input-card small{margin-top:auto}
.arrow{text-align:center;color:#bab8b0;font-size:22px}
.middle-label{text-align:center;margin-bottom:18px}
.matrix{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.matrix article{height:126px;padding:20px}
.matrix h4{margin:18px 0 10px}
.output-card{height:252px;background:var(--off);color:var(--ink);padding:24px 20px;display:flex;flex-direction:column}
.output-card span,.output-card small{color:#77766f}
.output-card p{color:#72716b}
.output-card small{margin-top:auto}
.model-foot{margin-top:30px;padding-top:28px;border-top:1px solid var(--darkline)}
.intel-bottom{display:flex;align-items:center;justify-content:space-between;margin-top:62px}
.intel-bottom p{font-size:20px;margin:0}
.approach{padding-top:84px;padding-bottom:145px}
.approach h2{font-size:49px;line-height:1.08;font-weight:500;letter-spacing:-.035em;margin:0 0 66px;padding-left:275px}
.principles{display:grid;grid-template-columns:repeat(3,1fr);gap:28px}
.principles article{border-top:1px solid var(--hair);padding:27px 24px 0}
.principles small{font:10px ui-monospace,SFMono-Regular,Menlo,monospace;color:#77766f}
.principles h3{font-size:29px;font-weight:500;letter-spacing:-.02em;margin:50px 0 18px}
.principles p{font-size:17px;line-height:1.5;color:#77766f;max-width:390px;margin:0}
.company{border-top:1px solid var(--hair);padding-top:100px;padding-bottom:120px;display:grid;grid-template-columns:220px 1fr}
.company-main{max-width:820px}
.company-main h2{font-size:48px;line-height:1.08;letter-spacing:-.04em;font-weight:500;margin:0 0 26px}
.company-main p{font-size:17px;line-height:1.55;color:#74736d;max-width:650px;margin:0 0 30px}
.company-main>span{font:10px ui-monospace,SFMono-Regular,Menlo,monospace;letter-spacing:.08em;color:#74736d}
.facts{grid-column:1/-1;display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-top:68px}
.facts div{border-top:1px solid var(--hair);padding:26px 24px 0}
.facts small{display:block;font:10px ui-monospace,SFMono-Regular,Menlo,monospace;letter-spacing:.08em;color:#77766f;margin-bottom:24px}
.facts strong{font-size:21px;font-weight:400}
.contact{border-top:1px solid var(--hair);padding-top:82px}
.contact h2{font-size:48px;line-height:1.08;letter-spacing:-.04em;font-weight:500;margin:56px 0 24px}
.contact>p{font-size:17px;line-height:1.6;color:#77766f;margin:0}
.email{margin-top:64px;padding-bottom:25px;border-bottom:1px solid var(--ink);display:flex;align-items:center;justify-content:space-between;font-size:47px;letter-spacing:-.035em}
.email span{font-size:29px}
footer{height:100px;display:grid;grid-template-columns:1fr 1fr 1fr;align-items:center}
footer .brand{font-size:18px}
footer>span{justify-self:center;font:10px ui-monospace,SFMono-Regular,Menlo,monospace;letter-spacing:.08em;color:#77766f}
footer>a:last-child{justify-self:end;font-size:13px}
@media(max-width:900px){
  .topbar,.shell,.dark-shell{padding-left:24px;padding-right:24px}
  nav{gap:18px}
  .hero-grid{grid-template-columns:1fr}
  .hero-copy h1{font-size:52px}
  .pattern-wrap{height:360px}
  .perspective,.company{grid-template-columns:1fr;gap:45px}
  .intel-intro{grid-template-columns:1fr;gap:44px}
  .model-body{grid-template-columns:1fr}
  .arrow{transform:rotate(90deg)}
  .approach h2{padding-left:0;margin-top:42px}
  .principles{grid-template-columns:1fr}
  .facts{grid-template-columns:1fr}
  .email{font-size:34px}
}
@media(max-width:620px){
  .topbar{height:64px}
  nav a:nth-child(1),nav a:nth-child(2){display:none}
  .hero{padding-top:46px}
  .hero-meta{font-size:8px}
  .hero-grid{margin-top:32px}
  .hero-copy h1{font-size:42px}
  .hero-copy p{font-size:15px}
  .desktop{display:none}
  .pattern-wrap{height:300px}
  .hero-bottom{height:118px;align-items:flex-start;padding-top:24px}
  .button{gap:20px}
  .perspective{padding-top:70px;padding-bottom:80px}
  .perspective h2,.approach h2,.company-main h2,.contact h2{font-size:36px}
  .intel-intro h2{font-size:38px}
  .dark-shell{padding-top:62px;padding-bottom:62px}
  .model{padding:18px}
  .matrix{grid-template-columns:1fr}
  .input-card,.output-card{height:auto;min-height:200px}
  .intel-bottom{flex-direction:column;align-items:flex-start;gap:28px}
  .approach{padding-top:70px;padding-bottom:90px}
  .principles h3{margin-top:28px}
  .company{padding-top:76px;padding-bottom:85px}
  .email{font-size:27px;margin-top:48px}
  footer{height:140px;grid-template-columns:1fr 1fr}
  footer>span{display:none}
}