:root{
  --bg:#02040A;
  --text:#E0F7FA;
  --text-dim:#B3E5FC;
  --cyan:#00E5FF;
  --line:rgba(0,229,255,0.28);
}
*{box-sizing:border-box}
html,body{height:100%;margin:0;background:var(--bg);color:var(--text);font-family:"Space Grotesk", system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial, sans-serif}
a{color:var(--text)}
.wrap{min-height:100%;display:flex;flex-direction:column}
.stage{position:fixed;inset:0;z-index:0;background:radial-gradient(1200px 800px at 50% 50%, rgba(0,229,255,0.10), transparent 60%)}
canvas#neural{position:absolute;inset:0;opacity:0.55}
.fallback{position:absolute;inset:0;pointer-events:none;background-image:linear-gradient(90deg, rgba(0,229,255,0.08) 1px, transparent 1px), linear-gradient(0deg, rgba(0,229,255,0.06) 1px, transparent 1px);background-size:64px 64px, 64px 64px;opacity:0.25;filter:blur(0.2px)}
.content{position:relative;z-index:2;min-height:100vh;display:flex;align-items:center;justify-content:center;padding:24px}
.center{max-width:940px;text-align:center}
.logo{width:84px;height:84px;margin:0 auto 20px;display:block;filter:drop-shadow(0 0 18px rgba(0,229,255,.35))}
h1{font-family:"Orbitron","Rajdhani",system-ui,Arial,sans-serif;margin:8px 0 6px;font-size:3rem;letter-spacing:0.02em;text-shadow:0 0 28px rgba(0,229,255,.35);}
.brand-sub{letter-spacing:0.38em;text-transform:uppercase;color:var(--text-dim);font-size:0.95rem;opacity:.9;margin-bottom:14px}
.hr-glow{height:2px;width:180px;margin:12px auto;background:linear-gradient(90deg, transparent, var(--cyan), transparent);filter:drop-shadow(0 0 10px rgba(0,229,255,.65))}
.typewriter{min-height:1.6em;font-size:1.15rem;color:var(--text-dim);opacity:.95;white-space:nowrap;overflow:hidden;border-right:2px solid var(--cyan);display:inline-block;animation:caret 1s steps(1) infinite}
@keyframes caret{50%{border-color:transparent}}
.countdown{margin:18px auto 8px;font-family:"Orbitron","Rajdhani",monospace;font-size:1.35rem;letter-spacing:0.08em;color:#d8faff;text-shadow:0 0 16px rgba(0,229,255,.35)}
.countdown .unit{display:inline-block;min-width:60px;margin:4px 8px}
.countdown small{display:block;color:var(--text-dim);font-size:0.75rem;letter-spacing:0.12em;text-transform:uppercase;opacity:.9}
.actions{margin-top:18px;display:flex;gap:12px;justify-content:center;flex-wrap:wrap}
.btn{padding:10px 16px;border:1px solid var(--line);border-radius:999px;background:rgba(255,255,255,0.01);color:var(--text);backdrop-filter:blur(4px);text-decoration:none;display:inline-flex;align-items:center;gap:8px}
.btn:hover{border-color:var(--cyan);box-shadow:0 0 18px rgba(0,229,255,.25) inset, 0 0 12px rgba(0,229,255,.15)}
.footer{margin-top:auto;padding:18px 14px;text-align:center;color:#94cce0;opacity:.8;font-size:.9rem}
.footer .sep{opacity:.5;margin:0 8px}
@media (max-width: 720px){
  h1{font-size:2rem}
  .brand-sub{font-size:0.8rem;letter-spacing:0.32em}
  .typewriter{font-size:0.95rem}
  .countdown{font-size:1.05rem}
  .countdown .unit{min-width:54px;margin:4px 6px}
  .logo{width:72px;height:72px}
  .footer{font-size:.8rem;padding-bottom:10px}
}