:root{
  --bg: #0f1724;
  --glass: rgba(255,255,255,0.06);
  --accent: #7c3aed;
  --muted: #94a3b8;
  --card: rgba(255,255,255,0.04);
  --glass-2: rgba(255,255,255,0.03);
}
*{box-sizing:border-box}
html,body{height:100%;margin:0;background:linear-gradient(135deg,#071021 0%, #0b1224 100%);font-family:Inter,ui-sans-serif,system-ui,-apple-system,'Segoe UI',Roboto,'Helvetica Neue',Arial;}
.container{max-width:1100px;margin:24px auto;padding:18px;display:flex;flex-direction:column;gap:18px}
header.glass{padding:18px;border-radius:12px;background:var(--glass);backdrop-filter: blur(8px);display:flex;justify-content:space-between;align-items:center;color:white}
header h1{margin:0;font-size:1.6rem;letter-spacing:1px}
header .sub{opacity:0.8}
main.layout{display:grid;grid-template-columns:1fr 1.4fr;gap:16px;padding:18px;border-radius:12px;background:linear-gradient(180deg, rgba(255,255,255,0.02), rgba(255,255,255,0.01));}
.left{display:flex;flex-direction:column;gap:12px}
.cortex{height:420px;border-radius:10px;background:radial-gradient(circle at 10% 10%, rgba(124,58,237,0.16), transparent 20%), var(--card);border:1px solid rgba(255,255,255,0.03);padding:12px;color:#dbeafe;position:relative}
.controls{display:flex;gap:8px}
button{background:transparent;border:1px solid rgba(255,255,255,0.06);color:white;padding:8px 12px;border-radius:10px;cursor:pointer}
.right{display:flex;flex-direction:column;gap:12px}
.chat{height:420px;overflow:auto;padding:12px;border-radius:10px;background:var(--glass-2);border:1px solid rgba(255,255,255,0.03);color:#e6eef8}
.input-row{display:flex;gap:8px}
.input-row input{flex:1;padding:10px;border-radius:10px;border:1px solid rgba(255,255,255,0.04);background:transparent;color:white}
footer.glass{padding:12px;border-radius:10px;background:var(--glass);color:var(--muted);display:flex;justify-content:space-between}
#cortex-visual .node{position:absolute;font-size:18px;color:#c4b5fd;transition:transform 0.6s}
@media (max-width:900px){main.layout{grid-template-columns:1fr}}