body { background: #0B1120; color: #E5E7EB; font-family: Arial,sans-serif; margin:0; }
header { background:#111827; padding:20px; display:flex; justify-content:space-between; align-items:center; }
.logo { color:#2563EB; font-weight:bold; }
.status { color:#22C55E; }
.container { padding:40px; }
button { background:#2563EB; color:white; border:none; padding:10px 20px; border-radius:8px; cursor:pointer; }
.rack-container { padding:40px; }
.rack { width:400px; background:#111827; padding:20px; border-radius:12px; }
.unit { padding:12px; margin-bottom:8px; border-radius:6px; font-size:14px; }
.operational { background:#1E3A8A; border-left:6px solid #22C55E; }
.warning { background:#1E293B; border-left:6px solid #F59E0B; }
.critical { background:#1E293B; border-left:6px solid #EF4444; }
.vm-card { background:#1F2937; padding:12px; margin-bottom:8px; border-radius:6px; color:#E5E7EB; }
.ddos-alert { background:#7F1D1D; color:white; padding:15px; text-align:center; font-weight:bold; }
.login-container { width:300px; margin:100px auto; background:#111827; padding:20px; border-radius:12px; text-align:center; }
.login-container input { width:100%; padding:10px; margin:8px 0; border-radius:6px; border:none; }
.login-container button { width:100%; }