:root{color-scheme:dark;--bg:#0a0f14;--bg-alt:#0e151d;--card:#111923;--elev:#0c131b;--text:#e7eef6;--muted:#a5b7cc;--line:#223243;--brand:#5cc8ff;--brand-2:#7affb2;--accent:#ffd166;--danger:#ff7a7a}*{box-sizing:border-box}html,body{margin:0;padding:0;overflow-x:hidden}body{font:16px/1.65 Inter,system-ui,-apple-system,Segoe UI,Roboto,Ubuntu,Arial,sans-serif;background:radial-gradient(1200px 700px at 80% -10%,rgba(92,200,255,.12),transparent),radial-gradient(900px 500px at 10% -5%,rgba(122,255,178,.1),transparent),linear-gradient(180deg,var(--bg),#0b1218);color:var(--text)}.container{max-width:1280px;margin:0 auto;padding:0 24px}.header{position:sticky;top:0;z-index:10;background:transparent;-webkit-backdrop-filter:saturate(140%) blur(8px);backdrop-filter:saturate(140%) blur(8px);display:flex;align-items:center;gap:16px;justify-content:space-between;padding:14px 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0}.video{height:420px}.orb--a{width:560px;height:560px;right:-60px;top:-120px}.orb--b{width:480px;height:480px;left:-120px;top:20px}}.section .container>p{max-width:75ch}.reveal{transform:translateY(12px);opacity:0}.reveal.is-visible{transform:none;opacity:1;transition:transform .6s ease,opacity .6s ease}body:before{content:"";position:fixed;top:0;left:0;height:3px;width:100%;transform-origin:0 50%;transform:scaleX(var(--scroll, 0));background:linear-gradient(90deg,var(--brand),var(--brand-2));z-index:999}@keyframes floatA{0%{transform:translateZ(0)}50%{transform:translate3d(-18px,12px,0)}to{transform:translateZ(0)}}@keyframes floatB{0%{transform:translateZ(0)}50%{transform:translate3d(16px,-10px,0)}to{transform:translateZ(0)}}@media (prefers-reduced-motion: reduce){.orb{animation:none}.btn:after{display:none}.reveal,.reveal.is-visible{transition:none}}body[data-section=product] .nav a[href="#product"],body[data-section=features] .nav a[href="#features"],body[data-section=video] .nav a[href="#video"],body[data-section=news] .nav a[href="#news"],body[data-section=about] .nav a[href="#about"],body[data-section=contacts] .nav a[href="#contacts"]{opacity:1}@keyframes glowPulse{0%,to{box-shadow:0 0 #5cc8ff00}50%{box-shadow:0 0 24px #5cc8ff59}}