:root {
            --neon-purple: #6a3dff;
            --neon-purple-glow: 0 0 8px rgba(106, 61, 255, 0.6);
            --bg-gradient: radial-gradient(ellipse at center, #0a0a14 0%, #05020a 80%);
        }
        
        body {
            font-family: 'Inter', sans-serif;
            background: var(--bg-gradient);
            color: white;
            min-height: 100vh;
        }
        
        .card {
            background: rgba(15, 15, 25, 0.6);
            backdrop-filter: blur(10px);
            border: 1px solid rgba(106, 61, 255, 0.2);
            border-radius: 12px;
            transition: all 0.3s ease;
        }
        
        .card:hover {
            border-color: rgba(106, 61, 255, 0.5);
            box-shadow: var(--neon-purple-glow);
        }
        
        .neon-text {
            color: white;
            text-shadow: 0 0 5px rgba(106, 61, 255, 0.7);
        }
        
        .neon-button {
            background-color: rgba(106, 61, 255, 0.15);
            border: 1px solid rgba(106, 61, 255, 0.3);
            transition: all 0.3s ease;
        }
        
        .neon-button:hover {
            background-color: rgba(106, 61, 255, 0.25);
            border-color: rgba(106, 61, 255, 0.6);
            box-shadow: var(--neon-purple-glow);
        }
        
        .faq-card {
            background: rgba(15, 15, 25, 0.6);
            border: 1px solid rgba(106, 61, 255, 0.2);
            transition: all 0.3s ease;
            overflow: hidden;
        }
        
        .faq-card.active {
            border-color: rgba(106, 61, 255, 0.5);
            box-shadow: var(--neon-purple-glow);
        }
        
        .faq-question {
            cursor: pointer;
            user-select: none;
        }
        
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.5s ease, padding 0.5s ease;
        }
        
        .faq-card.active .faq-answer {
            max-height: 10000px;
            padding: 1.5rem;
            border-top: 1px solid rgba(106, 61, 255, 0.2);
        }
        
        .faq-icon {
            transition: transform 0.3s ease;
        }
        
        .faq-card.active .faq-icon {
            transform: rotate(180deg);
        }
        
        .back-button {
            position: absolute;
            top: 20px;
            left: 20px;
            z-index: 10;
        }