body { margin:0; background:#020617; color:white; font-family:Arial; }
.ai-header { position:fixed; top:20px; left:50%; transform:translateX(-50%); width:90%; padding:15px; border-radius:20px; background:rgba(20,20,40,0.6); backdrop-filter:blur(20px);}
.card { background:rgba(255,255,255,0.05); padding:30px; border-radius:25px; transition:0.3s;}
.card:hover { transform:translateY(-10px);}
.btn-premium { background:#3b82f6; border:none; padding:10px 20px; border-radius:20px; color:white;}
.glass-ultra { background: rgba(255,255,255,0.03); backdrop-filter: blur(30px); border:1px solid rgba(255,255,255,0.1);}
.glow-hover:hover { box-shadow:0 0 60px rgba(59,130,246,0.6);}