:root{
  --bg:#0b1220;
  --bg-panel:#0f1629;
  --bg-elev:#121a31;
  --primary:#2d5bff;
  --primary-2:#1e40af;
  --text:#e6eefc;
  --muted:#8aa0c7;
  --success:#22c55e;
  --danger:#ef4444;
}
*{box-sizing:border-box}
html,body{margin:0;padding:0;height:100%;background:var(--bg);color:var(--text);font-family:ui-sans-serif,system-ui,-apple-system,Segoe UI,Roboto,Ubuntu,"Helvetica Neue",Arial}
.container{max-width:1100px;margin:0 auto;padding:24px}
.nav{
  display:flex;align-items:center;justify-content:space-between;gap:12px;padding:16px 0
}
.brand{font-weight:800;letter-spacing:.4px}
.badge{padding:4px 10px;border-radius:999px;font-size:12px;background:#0d1a2f;border:1px solid #1b2740;color:var(--text);display:inline-flex;align-items:center;gap:6px}
.badge.online{border-color:#224e2e;color:#bbf7d0}
.panel{background:linear-gradient(180deg,var(--bg-panel),var(--bg-elev));border:1px solid #1a2542;border-radius:12px;padding:16px}
.grid{display:grid;grid-template-columns:1fr 2fr;gap:16px}
.section-title{font-size:14px;text-transform:uppercase;letter-spacing:.08em;color:var(--muted);margin:0 0 8px}
.control{display:flex;flex-direction:column;gap:8px}
.select, .input, .btn, textarea{
  width:100%;padding:10px 12px;border-radius:10px;border:1px solid #1a2542;background:#0c1426;color:var(--text)
}
.btn{background:linear-gradient(180deg,#1a2b5f,#14224a);color:#fff;border-color:#22377a;cursor:pointer}
.btn:hover{filter:brightness(1.06)}
.row{display:flex;gap:12px;align-items:center}
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin-top:16px}
.stat{background:#0c1426;border:1px solid #1a2542;border-radius:10px;padding:12px}
.stat .label{color:var(--muted);font-size:12px}
.stat .value{font-weight:700}
.chat{display:flex;flex-direction:column;height:420px;background:#0c1426;border:1px solid #1a2542;border-radius:10px;overflow:hidden}
.chat-messages{flex:1;overflow:auto;padding:12px;display:flex;flex-direction:column;gap:10px}
.msg{padding:10px 12px;border-radius:10px;max-width:85%}
.msg.user{align-self:flex-end;background:#152341;border:1px solid #22377a}
.msg.ai{align-self:flex-start;background:#0f1b33;border:1px solid #1b2b55}
.chat-input{display:flex;gap:8px;padding:10px;border-top:1px solid #1a2542;background:#0b1428}
.help{color:#7ea2ff;font-size:12px}
.link{color:#93c5fd;text-decoration:none}