body {
            font-family: 'Inter', sans-serif;
            background-color: #0b0c0c;
            color: #ffffff;
            -webkit-font-smoothing: antialiased;
        }

        .radio-container {
            display: flex;
            align-items: center;
            cursor: pointer;
            padding: 14px 18px;
            border-radius: 12px;
            border: 1px solid rgba(255, 255, 255, 0.08);
            transition: all 0.2s ease;
            margin-bottom: 12px;
            background: rgba(255, 255, 255, 0.02);
        }

        .radio-container:hover {
            border-color: rgba(255, 255, 255, 0.2);
            background: rgba(255, 255, 255, 0.04);
        }

        .radio-container input {
            position: absolute;
            opacity: 0;
            cursor: pointer;
        }

        .checkmark {
            height: 22px;
            width: 22px;
            background-color: transparent;
            border: 2px solid #8a8a8e;
            border-radius: 50%;
            display: inline-block;
            position: relative;
            margin-right: 16px;
            transition: all 0.2s ease;
            flex-shrink: 0;
        }

        .radio-container input:checked ~ .checkmark {
            border-color: #d8fc4d;
        }

        .checkmark:after {
            content: "";
            position: absolute;
            display: none;
            top: 50%;
            left: 50%;
            transform: translate(-50%, -50%);
            width: 12px;
            height: 12px;
            border-radius: 50%;
            background: #d8fc4d;
        }

        .radio-container input:checked ~ .checkmark:after {
            display: block;
        }

        .radio-container input:checked ~ .label-text {
            color: #ffffff;
            font-weight: 600;
        }

        .label-text {
            color: #8a8a8e;
            font-weight: 500;
            font-size: 1rem;
            transition: all 0.2s ease;
        }
        
        .radio-container:has(input:checked) {
            border-color: #d8fc4d;
            background: rgba(216, 252, 77, 0.08);
        }

        /* Button hover effect */
        .btn-primary {
            transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        }
        .btn-primary:hover {
            transform: translateY(-2px);
        }
        .btn-primary:active {
            transform: translateY(0);
        }

        /* Fade in animation for the card */
        @keyframes fadeUp {
            from { opacity: 0; transform: translateY(20px); }
            to { opacity: 1; transform: translateY(0); }
        }
        
        .animate-fade-up {
            animation: fadeUp 0.6s cubic-bezier(0.16, 1, 0.3, 1) forwards;
        }

        /* Intl-tel-input Custom Dark Theme Overrides */
        .iti { width: 100%; }
        .iti__flag-container { padding: 4px; }
        .iti__selected-flag { background-color: transparent !important; padding: 0 12px !important; border-right: 1px solid #2a2a2c; }
        .iti__country-list { 
            background-color: #1e1e20; 
            border: 1px solid #2a2a2c; 
            border-radius: 12px;
            color: white;
            box-shadow: 0 10px 25px rgba(0,0,0,0.5);
            max-width: 300px;
        }
        .iti__country-list .iti__country.iti__highlight { background-color: #2a2a2c; }
        .iti__country-list .iti__country:hover { background-color: #2a2a2c; }
        .iti__divider { border-bottom: 1px solid #2a2a2c; }
        
        /* Mobile Input Field specific styling */
        #mobileNumberInput {
            padding-left: 65px !important;
        }