:root {
            --primary-gradient: linear-gradient(135deg, #6e8efb, #a777e3);
            --secondary-gradient: linear-gradient(135deg, #5b86e5, #36d1dc);
            --dark-bg: #0f172a;
            --card-bg: rgba(15, 23, 42, 0.7);
            --neon-blue: #00f5d4;
            --neon-pink: #f72585;
            --neon-purple: #7209b7;
        }
        
        .dashboard-header {
            background: var(--card-bg);
            backdrop-filter: blur(10px);
            border-radius: 15px;
            padding: 20px;
            margin-bottom: 30px;
            border: 1px solid rgba(255, 255, 255, 0.1);
            box-shadow: 0 10px 15px rgba(0, 0, 0, 0.3);
        }
        
        .chart-card {
            background: var(--card-bg);
            backdrop-filter: blur(10px);
            border-radius: 15px;
            padding: 20px;
            margin-bottom: 30px;
            border: 1px solid rgba(255, 255, 255, 0.1);
            box-shadow: 0 10px 15px rgba(0, 0, 0, 0.3);
            transition: transform 0.3s ease, box-shadow 0.3s ease;
        }
        
        .chart-card:hover {
            transform: translateY(-5px);
            box-shadow: 0 15px 20px rgba(0, 0, 0, 0.4);
        }
        
        .chart-title {
            color: var(--neon-blue);
            margin-bottom: 20px;
            font-weight: 600;
            text-transform: uppercase;
            letter-spacing: 1px;
            font-size: 1.2rem;
        }
        
        .chart-container {
            position: relative;
            height: 300px;
            width: 100%;
        }
        
        .glow-effect {
            position: absolute;
            width: 100%;
            height: 100%;
            top: 0;
            left: 0;
            border-radius: 15px;
            pointer-events: none;
            opacity: 0.3;
            z-index: -1;
            background: radial-gradient(circle at center, var(--neon-blue), transparent 70%);
        }
        
        .analytics-badge {
            background: rgba(114, 9, 183, 0.2);
            border: 1px solid var(--neon-purple);
            color: var(--neon-pink);
            border-radius: 20px;
            padding: 5px 15px;
            font-size: 0.8rem;
            font-weight: 600;
            margin-right: 10px;
            margin-bottom: 10px;
            display: inline-block;
        }
        
        .kpi-card {
            background: var(--card-bg);
            backdrop-filter: blur(10px);
            border-radius: 15px;
            padding: 20px;
            margin-bottom: 20px;
            border: 1px solid rgba(255, 255, 255, 0.1);
            text-align: center;
        }
        
        .kpi-value {
            font-size: 2.5rem;
            font-weight: 700;
            background: var(--primary-gradient);
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
            margin: 10px 0;
        }
        
        .kpi-label {
            color: #94a3b8;
            font-size: 0.9rem;
            text-transform: uppercase;
            letter-spacing: 1px;
        }
        
        .trend-indicator {
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 0.9rem;
        }
        
        .trend-up {
            color: #10b981;
        }
        
        .trend-down {
            color: #ef4444;
        }
        
        @media (max-width: 768px) {
            .chart-container {
                height: 250px;
            }
        }