:root{
  --bg:#0d0f12;
  --panel:#14171c;
  --line:#232832;
  --amber:#ffb703;
  --amber-dim:#b8860b;
  --text:#eef0f3;
  --muted:#9aa2ad;
  --mono:"Chivo Mono",monospace;
  --sans:"Space Grotesk",sans-serif;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{background:var(--bg);color:var(--text);font-family:var(--sans);line-height:1.55}
a{color:inherit;text-decoration:none}
img{max-width:100%}
.wrap{max-width:1140px;margin:0 auto;padding:0 24px}

.topbar{position:sticky;top:0;z-index:50;background:rgba(13,15,18,.92);backdrop-filter:blur(8px);border-bottom:1px solid var(--line)}
.topbar .wrap{display:flex;align-items:center;justify-content:space-between;height:64px}
.brand{display:flex;align-items:center;gap:12px}
.brand-glyph{display:grid;place-items:center;width:36px;height:36px;background:var(--amber);color:#0d0f12;font-family:var(--mono);font-weight:500;font-size:18px}
.brand-text{font-family:var(--mono);font-size:15px;letter-spacing:.14em}
.brand-text em{display:block;font-style:normal;color:var(--muted);font-size:10px;letter-spacing:.28em}
.nav{display:flex;align-items:center;gap:26px}
.nav a{font-size:14px;color:var(--muted);transition:color .2s}
.nav a:hover{color:var(--amber)}
.nav .nav-cta{background:var(--amber);color:#0d0f12;padding:9px 16px;font-weight:500;color:#0d0f12}
.burger{display:none;flex-direction:column;gap:5px;background:none;border:0;cursor:pointer}
.burger span{width:24px;height:2px;background:var(--text)}

.hero{padding:110px 0 70px;background:radial-gradient(1200px 500px at 80% -10%,#2a1d05 0%,transparent 60%)}
.eyebrow{font-family:var(--mono);font-size:12px;letter-spacing:.22em;color:var(--amber);text-transform:uppercase;margin-bottom:18px}
.hero h1{font-size:clamp(52px,9vw,104px);line-height:.95;letter-spacing:-.02em;font-weight:700}
.hero h1 span{color:var(--amber)}
.lead{max-width:620px;margin:26px 0 34px;color:var(--muted);font-size:19px}
.hero-actions{display:flex;gap:14px;flex-wrap:wrap}
.btn{display:inline-block;padding:15px 30px;font-size:15px;font-weight:500;transition:transform .15s}
.btn-cta{background:var(--amber);color:#0d0f12}
.btn-ghost{border:1px solid var(--line);color:var(--text)}
.btn:hover{transform:translateY(-2px)}
.readout{margin-top:60px;display:flex;flex-wrap:wrap;gap:8px;font-family:var(--mono);font-size:11px;letter-spacing:.14em;color:var(--muted)}
.readout span{border:1px solid var(--line);padding:8px 14px}

.lab-strip{border-top:1px solid var(--line);border-bottom:1px solid var(--line);background:var(--panel)}
.lab-grid{display:grid;grid-template-columns:repeat(3,1fr)}
.lab-card{padding:40px 26px;border-right:1px solid var(--line)}
.lab-card:last-child{border-right:0}
.lab-num{font-family:var(--mono);color:var(--amber);font-size:13px}
.lab-card h3{margin:10px 0 8px;font-size:21px}
.lab-card p{color:var(--muted);font-size:14.5px}

.section{padding:90px 0}
.sec-head{margin-bottom:46px}
.sec-head h2{font-size:clamp(32px,5vw,50px);line-height:1.05}
.sec-head h2 span{color:var(--amber)}
.sec-head.center{text-align:center}
.sec-sub{max-width:620px;margin:14px auto 0;color:var(--muted)}

.prog-list{border-top:1px solid var(--line)}
.prog{display:grid;grid-template-columns:120px 1fr 2fr;gap:20px;padding:34px 0;border-bottom:1px solid var(--line);align-items:baseline}
.prog-code{font-family:var(--mono);color:var(--amber);font-size:13px}
.prog h3{font-size:22px}
.prog p{color:var(--muted);font-size:15px}

.split{display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:center}
.split h2{font-size:clamp(32px,5vw,48px);margin-bottom:14px}
.split .lead{color:var(--muted);font-size:17px}
.quote{border-left:3px solid var(--amber);padding-left:24px}
.quote p{font-size:22px;line-height:1.4}
.quote footer{margin-top:14px;font-family:var(--mono);font-size:12px;color:var(--muted);letter-spacing:.08em}

.visit{background:var(--panel)}
.cta-actions{display:flex;gap:14px;justify-content:center;flex-wrap:wrap;margin:30px 0 20px}
.social{text-align:center;font-family:var(--mono);font-size:12px;letter-spacing:.16em;color:var(--muted)}

.footer{border-top:1px solid var(--line);padding:34px 0}
.footer .wrap{display:flex;align-items:center;justify-content:space-between;gap:14px;flex-wrap:wrap}
.footer p{color:var(--muted);font-size:13px}
.totop{width:42px;height:42px;border:1px solid var(--line);background:none;color:var(--amber);font-size:18px;cursor:pointer;opacity:0;pointer-events:none;transition:opacity .25s}
.totop.show{opacity:1;pointer-events:auto}

@media(max-width:900px){
  .nav{position:fixed;inset:64px 0 auto 0;flex-direction:column;gap:0;background:var(--bg);border-bottom:1px solid var(--line);display:none;padding:12px 24px}
  .nav.open{display:flex}
  .nav a{padding:14px 0;border-bottom:1px solid var(--line);width:100%}
  .burger{display:flex}
  .lab-grid{grid-template-columns:1fr}
  .lab-card{border-right:0;border-bottom:1px solid var(--line)}
  .lab-card:last-child{border-bottom:0}
  .prog{grid-template-columns:1fr;gap:6px}
  .split{grid-template-columns:1fr;gap:36px}
}