--gradient-start: #667eea; --gradient-end: #764ba2; }
    .summary-card.threats { --gradient-start: #f093fb; --gradient-end: #f5576c; }
    .summary-card.powershell { --gradient-start: #4facfe; --gradient-end: #00f2fe; }
    .summary-card.clipboard { --gradient-start: #fa709a; --gradient-end: #fee140; }
    .summary-card.score { --gradient-start: #30cfd0; --gradient-end: #330867; }
    
    .summary-card:hover {
        transform: translateY(-5px);
        box-shadow: 0 8px 30px rgba(0,0,0,0.12);
    }
    