* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
        }
        
        body {
            background: linear-gradient(313deg, #00c9ff, #9568ff, #3ec8ff);
            color: #fff;
            min-height: 100vh;
            padding: 20px;
        }
        
        .container {
            max-width: 1200px;
            margin: 0 auto;
        }
        
        header {
            text-align: center;
            padding: 20px 0;
            margin-bottom: 30px;
        }
        
        h1 {
            font-size: 2.5rem;
            margin-bottom: 10px;
            text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
        }
        
        .description {
            font-size: 1.1rem;
            opacity: 0.9;
            max-width: 600px;
            margin: 0 auto;
        }
        
        .dashboard {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 20px;
            margin-bottom: 30px;
        }
        
        .card {
            background: rgba(255, 255, 255, 0.1);
            backdrop-filter: blur(10px);
            border-radius: 15px;
            padding: 25px;
            box-shadow: 0 8px 32px rgba(0, 0, 0, 0.2);
            border: 1px solid rgba(255, 255, 255, 0.18);
            transition: transform 0.3s ease;
        }
        
        .card:hover {
            transform: translateY(-5px);
        }
        
        .card-header {
            display: flex;
            align-items: center;
            margin-bottom: 20px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.2);
            padding-bottom: 15px;
        }
        
        .card-header i {
            font-size: 1.8rem;
            margin-right: 15px;
            color: #ea4c89;
        }
        
        .card-header h2 {
            font-size: 1.5rem;
        }
        
        .status-item {
            display: flex;
            justify-content: space-between;
            margin-bottom: 15px;
            padding: 10px;
            background: rgb(0 0 0 / 50%);
            border-radius: 8px;
        }
        
        .status-label {
            font-weight: 500;
        }
        
        .status-value {
            font-weight: 600;
        }
        
        .online {
            color: #4cd964;
        }
        
        .offline {
            color: #ff3b30;
        }
        
        .on {
            color: #4cd964;
        }
        
        .off {
            color: #ff3b30;
        }
        
        .unknown {
            color: #ffcc00;
        }
        
        .controls {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
            gap: 15px;
        }
        
        .btn {
            padding: 12px 20px;
            border: none;
            border-radius: 8px;
            font-size: 1rem;
            font-weight: 600;
            cursor: pointer;
            transition: all 0.3s ease;
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 10px;
        }
        
        .btn-primary {
            background: #007bff;
            color: white;
        }
        
        .btn-primary:hover {
            background: #0069d9;
        }
        
        .btn-danger {
            background: #f44336;
            color: white;
        }
        
        .btn-danger:hover {
            background: #c82333;
        }
        
        .btn-warning {
            background: #2c6fdb;
            color: #ffffff;
        }
        
        .btn-warning:hover {
            background: #e0a800;
        }
        
        .btn-compulsion {
            background: #ff0000;
            color: #ffffff;
        }
        
        .btn-compulsion:hover {
            background: #e0a800;
        }
        
        .btn-success {
            background: #4CAF50;
            color: white;
        }
        
        .btn-success:hover {
            background: #218838;
        }
        
        .btn:disabled {
            opacity: 0.6;
            cursor: not-allowed;
        }
        
        .loading {
            display: inline-block;
            width: 20px;
            height: 20px;
            border: 3px solid rgba(255,255,255,.3);
            border-radius: 50%;
            border-top-color: #fff;
            animation: spin 1s ease-in-out infinite;
        }
        
        @keyframes spin {
            to { transform: rotate(360deg); }
        }
        
        .alert {
            padding: 15px;
            border-radius: 8px;
            margin-bottom: 20px;
            display: none;
        }
        
        .alert-success {
            background: rgb(59 207 65);
            border: 1px solid #28a745;
        }
        
        .alert-error {
            background: rgb(203 47 47);
            border: 1px solid #dc3545;
        }
        
        .key-input {
            width: 100%;
            padding: 12px;
            border-radius: 8px;
            border: none;
            background: rgb(255 255 255);
            color: #000000;
            margin-bottom: 15px;
        }
        
        .key-input:focus {
            outline: 2px solid #007bff;
        }
        
        .connection-status {
            display: flex;
            align-items: center;
            justify-content: center;
            margin-top: 15px;
            padding: 10px;
            border-radius: 8px;
            background: rgb(0 0 0 / 32%);
        }
        
        .status-indicator {
            width: 12px;
            height: 12px;
            border-radius: 50%;
            margin-right: 8px;
        }
        
        .status-indicator.status {
            background-color: #fbff00;
            box-shadow: 0 0 8px #fbff00;
        }
        
        .status-indicator.online {
            background-color: #4cd964;
            box-shadow: 0 0 8px #4cd964;
        }
        
        .status-indicator.offline {
            background-color: #ff3b30;
            box-shadow: 0 0 8px #ff3b30;
        }
        
        footer {
            text-align: center;
            margin-top: 40px;
            opacity: 0.7;
            font-size: 0.9rem;
        }
        
        @media (max-width: 768px) {
            .dashboard {
                grid-template-columns: 1fr;
            }
            
            .controls {
                grid-template-columns: 1fr;
            }
            
            h1 {
                font-size: 2rem;
            }
        }