:root{--bg:#000000;--elev:#0a0a0a;--text:#f0f0f0;--muted:#a6adbb;--brand:#8b5cf6;--brand-2:#06b6d4;--accent:#22ff9a;--border:#161616;--shadow:0 20px 60px rgba(0,0,0,.7)}
*{box-sizing:border-box}
html,body{margin:0;padding:0;background:var(--bg);color:var(--text);font:16px/1.65 Inter,system-ui,-apple-system,Segoe UI,Roboto,Ubuntu,Cantarell,Noto Sans,sans-serif;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}
.display{font-family:"Space Grotesk",Inter,system-ui,-apple-system,Segoe UI,Roboto,Ubuntu,Cantarell,Noto Sans,sans-serif;letter-spacing:.2px}
.eyebrow{text-transform:uppercase;letter-spacing:.18em;color:var(--muted);font-weight:600;font-size:12px}
.lede{font-size: clamp(16px, 2.2vw, 20px);color:#c9ced8}
.site-header{position:sticky;top:0;z-index:50;background:linear-gradient(180deg,rgba(11,13,17,.9),rgba(11,13,17,.6) 60%,rgba(11,13,17,0));backdrop-filter:saturate(120%) blur(10px);border-bottom:1px solid var(--border)}
.nav{max-width:1120px;margin:0 auto;padding:16px 20px;display:flex;align-items:center;justify-content:space-between}
.logo{color:var(--text);text-decoration:none;font-weight:700;letter-spacing:.5px}
.btn-primary,.btn-secondary,.btn-tertiary,button{appearance:none;border:0;border-radius:10px;padding:12px 16px;font-weight:600;cursor:pointer;transition:transform .06s ease,box-shadow .2s ease,background .2s ease,color .2s ease}
.btn-primary{background:linear-gradient(135deg,var(--brand),var(--brand-2));color:#0a0a0a;box-shadow:0 10px 30px rgba(124,92,255,.35)}
.btn-primary:hover{transform:translateY(-1px)}
.btn-secondary{background:#141825;border:1px solid var(--border);color:var(--text);text-decoration:none}
.btn-secondary:hover{background:#181c2b}
.btn-tertiary{background:transparent;border:1px dashed var(--border);color:var(--muted);text-decoration:none}

.main{max-width:1120px;margin:0 auto;padding:32px 20px 80px}
.hero{position:relative;border-radius:18px;overflow:hidden;background:radial-gradient(1200px 600px at 80% -20%,rgba(139,92,246,.16),transparent 60%),radial-gradient(1000px 500px at 10% -10%,rgba(6,182,212,.12),transparent 60%),var(--elev);border:1px solid var(--border);box-shadow:var(--shadow)}
.hero-media{position:relative}
.hero-media img{width:100%;height:auto;display:block;object-fit:cover;filter:saturate(105%) contrast(102%) brightness(90%)}
.glow{display:none}
.gradient-overlay{position:absolute;inset:0;background:linear-gradient(180deg,rgba(11,13,17,0),rgba(11,13,17,.85) 70%)}
.hero-content{position:absolute;left:0;right:0;bottom:0;padding:24px 24px 28px;display:grid;gap:10px}
.hero h1{margin:0;font-size: clamp(28px, 6vw, 56px);letter-spacing:.5px}
.subtitle{margin:0;color:var(--muted)}
.cta-row{display:flex;gap:12px;flex-wrap:wrap;margin-top:6px}

.section{margin-top:56px}
.section h2{margin:0 0 14px 0;font-size: clamp(22px, 3.5vw, 28px)}
.muted{color:var(--muted)}

.gallery{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
.gallery figure{margin:0;background:var(--elev);border:1px solid var(--border);border-radius:14px;overflow:hidden;box-shadow:var(--shadow)}
.tilt{transform:none}
.tilt:hover{box-shadow:var(--shadow)}
.tilt img{transform:none}
.gallery img{width:100%;height:100%;display:block;object-fit:cover}

.pdf-actions{display:none}
.pdf-embed{display:none}

.prose{background:var(--elev);border:1px solid var(--border);border-radius:14px;padding:20px;box-shadow:var(--shadow)}
.prose h3{margin:20px 0 8px}
.prose p{margin:8px 0;color:var(--text)}
.prose ul,.prose ol{margin:10px 0 14px 20px;color:var(--text)}
.prose li{margin:6px 0}
.prose code{background:#0e1117;border:1px solid var(--border);padding:2px 6px;border-radius:6px}

.stack{display:grid;gap:8px;margin-bottom:22px}
.cards .card-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}
.card{background:#0b0b0b;border:1px solid var(--border);border-radius:12px;padding:16px}
.card h4{margin:0 0 6px}
.card.tilt img{display:initial}

.specs{margin-top:22px}
.specs-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}
.specs-grid .k{color:var(--muted)}
.specs-grid .v{color:var(--text)}
.specs-grid > div{background:#0b0b0b;border:1px solid var(--border);border-radius:10px;padding:10px}

.cta-panel{margin-top:28px;display:grid;gap:10px;place-items:start;background:linear-gradient(135deg,rgba(139,92,246,.08),rgba(6,182,212,.08));border:1px solid var(--border);border-radius:14px;padding:18px}
.bg-download{position:relative;overflow:hidden}
.bg-download::before{content:"";position:absolute;inset:0;background:url('./UntitledDs.png') center/cover no-repeat;opacity:.16;filter:grayscale(25%) contrast(110%);}
.bg-download>*{position:relative}

.site-footer{max-width:1120px;margin:0 auto;padding:18px 20px 40px;color:var(--muted);text-align:center;border-top:1px solid var(--border)}
.site-footer .devline{margin:6px 0 0}
.site-footer a{color:var(--text);text-decoration:none;border-bottom:1px dashed var(--border)}
.site-footer a:hover{color:#d9d9ff}

@media (max-width: 860px){
  .gallery{grid-template-columns:1fr 1fr}
  .specs-grid{grid-template-columns:1fr 1fr}
}
@media (max-width: 560px){
  .nav{padding:14px 16px}
  .cta-row{gap:10px}
  .gallery{grid-template-columns:1fr}
  .pdf-embed{height:62vh}
  .cards .card-grid{grid-template-columns:1fr}
  .specs-grid{grid-template-columns:1fr}
}

/* reveal animations */
.reveal{opacity:0;transform:translateY(18px) scale(.98);transition:opacity .7s ease, transform .7s ease}
.reveal.in{opacity:1;transform:translateY(0) scale(1)}
.reveal[data-delay]{transition-delay:var(--delay, 0ms)}