:root{
  --bg:#0a0d2a; --bg-2:#141853; --bg-3:#060821; --text:#e9ebff; --muted:#a8abcf; --primary:#6a6af7; --secondary:#71eaff; --card:#0f1340; --border:rgba(255,255,255,.08);
  --gradient-hero: radial-gradient(1200px 600px at 70% 0%, #1b226c 0%, #0a0d2a 40%, #060821 100%);
  --gradient-section: radial-gradient(500px 200px at 50% 0%, #1b226c 0%, rgba(27,34,108,0) 60%);
}
*{box-sizing:border-box}
html,body{margin:0;padding:0;background:var(--gradient-hero);color:var(--text);font:16px/1.6 Inter,system-ui,-apple-system,Segoe UI,Roboto,Helvetica,Arial,sans-serif;min-height:100vh}
a{color:#cfe2ff;text-decoration:none}
h1,h2,h3,h6{margin:0 0 12px;font-weight:600}
.container{width:min(1120px,92%);margin:0 auto;padding:0 20px}

/* Header */
.site-header{position:sticky;top:0;background:rgba(6,8,33,.6);backdrop-filter:saturate(150%) blur(10px);border-bottom:1px solid var(--border);z-index:10}
.nav{display:flex;align-items:center;justify-content:space-between;padding:16px 0}
.menu{display:flex;gap:32px;align-items:center}
.menu a{color:var(--text);font-weight:500;transition:color 0.2s}
.menu a:hover{color:var(--secondary)}
.btn{display:inline-flex;align-items:center;gap:8px;padding:12px 20px;border-radius:12px;border:1px solid transparent;font-weight:600;text-decoration:none;transition:all 0.2s}
.btn-primary{background:var(--primary);color:#020231}
.btn-primary:hover{background:#5a5ae6;transform:translateY(-1px)}
.btn-secondary{background:var(--secondary);color:#020231}
.btn-secondary:hover{background:#5dd5f0;transform:translateY(-1px)}
.btn-ghost{border-color:var(--border);color:var(--text)}
.btn-ghost:hover{border-color:var(--secondary);color:var(--secondary)}

/* Hero */
.section{padding:80px 0}
.hero{padding-top:120px;background:var(--gradient-hero)}
.hero-grid{display:grid;grid-template-columns:1.1fr 1fr;gap:60px;align-items:center;min-height:500px}
.hero-copy h1{font-size:48px;line-height:1.1;font-weight:700;margin-bottom:20px;background:linear-gradient(135deg, #ffffff 0%, #e9ebff 100%);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}
.hero-copy p{font-size:20px;color:var(--muted);margin-bottom:32px}
.actions{display:flex;gap:16px;margin-top:24px}
.hero-art{position:relative}
.hero-art video{width:100%;border-radius:20px;border:1px solid var(--border);box-shadow:0 20px 60px rgba(0,0,0,.6)}
.investors{display:flex;gap:40px;align-items:center;justify-content:center;margin-top:60px;opacity:.9}
.investors img{filter:brightness(0) invert(1);opacity:.8;transition:opacity 0.2s}
.investors img:hover{opacity:1}

/* Solutions */
.solutions{background:var(--gradient-section);position:relative}
.solutions::before{content:'';position:absolute;top:0;left:0;right:0;bottom:0;background:url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="grid" width="10" height="10" patternUnits="userSpaceOnUse"><path d="M 10 0 L 0 0 0 10" fill="none" stroke="rgba(255,255,255,0.03)" stroke-width="0.5"/></pattern></defs><rect width="100" height="100" fill="url(%23grid)"/></svg>');opacity:0.3}
.solutions .cards{display:grid;grid-template-columns:1fr;gap:80px;position:relative;z-index:1}
.card{display:grid;grid-template-columns:1fr;gap:40px;align-items:center;padding:60px 0}
@media(min-width:900px){.card{grid-template-columns:1fr 1.1fr}}
.card:nth-child(even) .card-copy{order:2}
.card:nth-child(even) .card-media{order:1}
.card-media video{width:100%;border-radius:16px;border:1px solid var(--border);box-shadow:0 15px 40px rgba(0,0,0,.4)}
.card-copy h3{font-size:32px;font-weight:700;margin-bottom:16px;color:var(--text)}
.card-copy p{color:var(--muted);font-size:18px;line-height:1.6;margin-bottom:24px}

/* Quote */
.quote{background:linear-gradient(135deg, #ffffff 0%, #f8f9ff 100%);position:relative;overflow:hidden}
.quote::before{content:'';position:absolute;top:-50px;left:0;right:0;height:100px;background:linear-gradient(135deg, #ffffff 0%, #f8f9ff 100%);transform:skewY(-2deg)}
.quote::after{content:'';position:absolute;bottom:-50px;left:0;right:0;height:100px;background:linear-gradient(135deg, #ffffff 0%, #f8f9ff 100%);transform:skewY(2deg)}
.quote blockquote{margin:0;padding:60px 0;color:#1a1a2e;font-size:20px;line-height:1.6;text-align:center;position:relative;z-index:1}
.quote footer{margin-top:20px;color:#4a4a6a;font-weight:600}

/* Use cases */
.use-cases{background:var(--gradient-hero);position:relative}
.use-cases::before{content:'';position:absolute;top:0;left:0;right:0;bottom:0;background:url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="dots" width="20" height="20" patternUnits="userSpaceOnUse"><circle cx="10" cy="10" r="1" fill="rgba(255,255,255,0.05)"/></pattern></defs><rect width="100" height="100" fill="url(%23dots)"/></svg>');opacity:0.4}
.use-cases h2{font-size:40px;text-align:center;margin-bottom:60px;position:relative;z-index:1}
.use-cases .grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;position:relative;z-index:1}
@media(max-width:800px){.use-cases .grid{grid-template-columns:1fr 1fr}}
.tile{background:linear-gradient(135deg, rgba(255,255,255,.05) 0%, rgba(255,255,255,.02) 100%);border:1px solid var(--border);border-radius:16px;padding:24px;transition:transform 0.2s, box-shadow 0.2s}
.tile:hover{transform:translateY(-4px);box-shadow:0 10px 30px rgba(0,0,0,.3)}
.tile h6{font-size:16px;margin:0 0 8px;color:var(--text);font-weight:600}
.tile p{margin:0;color:var(--muted);font-size:14px;line-height:1.5}

/* What we do */
.what-we-do{background:var(--gradient-section);position:relative}
.what-we-do::before{content:'';position:absolute;top:0;left:0;right:0;bottom:0;background:url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="waves" width="50" height="50" patternUnits="userSpaceOnUse"><path d="M0,25 Q25,0 50,25 T100,25" fill="none" stroke="rgba(255,255,255,0.02)" stroke-width="1"/></pattern></defs><rect width="100" height="100" fill="url(%23waves)"/></svg>');opacity:0.3}
.what-we-do h2{font-size:40px;margin-bottom:20px;position:relative;z-index:1}
.what-we-do .lead{color:var(--muted);margin-bottom:40px;font-size:18px;position:relative;z-index:1}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;position:relative;z-index:1}
@media(max-width:800px){.grid-3{grid-template-columns:1fr}}
.card-mini{background:linear-gradient(135deg, rgba(255,255,255,.05) 0%, rgba(255,255,255,.02) 100%);border:1px solid var(--border);border-radius:16px;padding:24px;transition:transform 0.2s}
.card-mini:hover{transform:translateY(-2px)}
.card-mini h6{font-size:18px;margin:0 0 12px;color:var(--text);font-weight:600}
.card-mini p{color:var(--muted);line-height:1.6}

/* CTA */
.cta{background:var(--gradient-section);position:relative}
.cta::before{content:'';position:absolute;top:0;left:0;right:0;bottom:0;background:url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="hex" width="20" height="20" patternUnits="userSpaceOnUse"><polygon points="10,2 18,6 18,14 10,18 2,14 2,6" fill="none" stroke="rgba(255,255,255,0.02)" stroke-width="0.5"/></pattern></defs><rect width="100" height="100" fill="url(%23hex)"/></svg>');opacity:0.2}
.cta-inner{display:flex;gap:40px;align-items:center;justify-content:space-between;position:relative;z-index:1}
.cta-inner h3{font-size:32px;margin-bottom:12px}
.cta-inner p{color:var(--muted);font-size:18px}
.subscribe{display:flex;gap:12px;margin-top:20px}
.subscribe input{padding:16px 20px;border-radius:12px;border:1px solid var(--border);background:rgba(11,15,51,.8);color:var(--text);min-width:320px;font-size:16px}
.subscribe input::placeholder{color:var(--muted)}

/* Footer */
.site-footer{border-top:1px solid var(--border);padding:60px 0 40px;background:rgba(6,8,33,.8)}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr;gap:40px}
.footer-grid h6{margin:0 0 16px;color:var(--text);font-weight:600}
.footer-grid ul{list-style:none;margin:0;padding:0}
.footer-grid li{margin:8px 0}
.footer-grid a{color:var(--muted);transition:color 0.2s}
.footer-grid a:hover{color:var(--secondary)}

/* Responsive */
@media(max-width:768px){
  .hero-grid{grid-template-columns:1fr;gap:40px;text-align:center}
  .hero-copy h1{font-size:36px}
  .actions{justify-content:center}
  .investors{flex-wrap:wrap;gap:20px}
  .card{grid-template-columns:1fr !important;text-align:center}
  .card:nth-child(even) .card-copy{order:1 !important}
  .card:nth-child(even) .card-media{order:2 !important}
  .use-cases .grid{grid-template-columns:1fr}
  .grid-3{grid-template-columns:1fr}
  .cta-inner{flex-direction:column;text-align:center;gap:20px}
  .subscribe{flex-direction:column;align-items:center}
  .subscribe input{min-width:280px}
  .footer-grid{grid-template-columns:1fr;gap:30px;text-align:center}
}

/* Animations */
@keyframes fadeInUp{
  from{opacity:0;transform:translateY(30px)}
  to{opacity:1;transform:translateY(0)}
}
.section{animation:fadeInUp 0.6s ease-out}

/* Scroll behavior */
html{scroll-behavior:smooth}