.gradient-bg {
            background: linear-gradient(135deg, rgba(76, 111, 255, 0.1) 0%, rgba(120, 150, 255, 0.05) 100%);
        }

        .card {
            border-radius: 20px;
            box-shadow: 0 10px 30px rgba(0,0,0,0.05);
            transition: all 0.3s ease;
        }

        .card:hover {
            box-shadow: 0 15px 40px rgba(0,0,0,0.1);
        }

        .radio-card {
            cursor: pointer;
            transition: all 0.3s ease;
            border: 2px solid #E5E7EB;
        }

        .radio-card:hover {
            border-color: #4C6FFF;
            transform: translateY(-2px);
        }

        .radio-card.selected {
            border-color: #4C6FFF;
            background: linear-gradient(135deg, rgba(76, 111, 255, 0.1) 0%, rgba(120, 150, 255, 0.05) 100%);
        }

        .slider {
            -webkit-appearance: none;
            appearance: none;
            height: 8px;
            border-radius: 5px;
            background: #E5E7EB;
            outline: none;
            opacity: 0.7;
            transition: opacity 0.2s;
        }

        .slider:hover {
            opacity: 1;
        }

        .slider::-webkit-slider-thumb {
            -webkit-appearance: none;
            appearance: none;
            width: 24px;
            height: 24px;
            border-radius: 50%;
            background: #4C6FFF;
            cursor: pointer;
            box-shadow: 0 4px 12px rgba(76, 111, 255, 0.4);
        }

        .slider::-moz-range-thumb {
            width: 24px;
            height: 24px;
            border-radius: 50%;
            background: #4C6FFF;
            cursor: pointer;
            box-shadow: 0 4px 12px rgba(76, 111, 255, 0.4);
            border: none;
        }

        .cost-display {
            background: linear-gradient(135deg, #4C6FFF 0%, #6D8BFF 100%);
            border-radius: 20px;
            box-shadow: 0 10px 30px rgba(76, 111, 255, 0.3);
        }

        .pulse-animation {
            animation: pulse 2s cubic-bezier(0.4, 0, 0.6, 1) infinite;
        }

        @keyframes pulse {
            0%, 100% { opacity: 1; }
            50% { opacity: 0.8; }
        }

        .feature-highlight {
            background: linear-gradient(135deg, rgba(255, 209, 102, 0.1) 0%, rgba(255, 209, 102, 0.05) 100%);
        }

        @import url('https://fonts.googleapis.com/css2?family=Poppins:wght@300;400;500;600;700;800&family=Nunito:wght@300;400;600;700&display=swap');