body {
            background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
            min-height: 100vh;
            font-family: 'Segoe UI', sans-serif;
        }

        .form-container {
            max-width: 900px;
            margin: 30px auto;
            background: white;
            padding: 40px;
            border-radius: 20px;
            box-shadow: 0 15px 35px rgba(0, 0, 0, 0.2);
        }

        .section-title {
            background: linear-gradient(135deg, #667eea, #764ba2);
            color: white;
            font-weight: 700;
            text-transform: uppercase;
            margin: 25px -40px 20px -40px;
            padding: 12px 40px;
            font-size: 0.95rem;
            letter-spacing: 1px;
        }

        .section-title i {
            margin-right: 10px;
        }

        label {
            font-weight: 600;
            margin-top: 8px;
            font-size: 0.85rem;
            color: #495057;
        }

        .required::after {
            content: " *";
            color: #dc3545;
        }

        .form-control,
        .form-select {
            border-radius: 10px;
            border: 2px solid #e9ecef;
            padding: 12px 15px;
            transition: all 0.3s ease;
        }

        .form-control:focus,
        .form-select:focus {
            border-color: #667eea;
            box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.15);
        }

        .success-box {
            display: none;
            text-align: center;
            padding: 40px;
        }

        .exam-info {
            background: linear-gradient(135deg, #11998e, #38ef7d);
            color: white;
            padding: 30px;
            margin: 20px 0;
            border-radius: 15px;
            box-shadow: 0 10px 30px rgba(17, 153, 142, 0.3);
        }

        .exam-info h3,
        .exam-info h4 {
            color: white;
        }

        .banner-container {
            background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
            color: white;
            padding: 25px;
            border-radius: 15px;
            text-align: center;
            margin-bottom: 30px;
        }

        .banner-container h4 {
            font-weight: 800;
            margin: 0;
        }

        .banner-container small {
            opacity: 0.9;
        }

        .btn-submit {
            background: linear-gradient(135deg, #11998e, #38ef7d);
            border: none;
            padding: 15px 40px;
            font-size: 1.1rem;
            font-weight: 700;
            border-radius: 50px;
            color: white;
            transition: all 0.3s ease;
            box-shadow: 0 5px 20px rgba(17, 153, 142, 0.4);
        }

        .btn-submit:hover {
            transform: translateY(-3px);
            box-shadow: 0 8px 25px rgba(17, 153, 142, 0.5);
            color: white;
        }

        .btn-submit:disabled {
            background: #6c757d;
            box-shadow: none;
            transform: none;
        }

        .alert-custom {
            border-radius: 10px;
            border: none;
            padding: 15px 20px;
        }

        @media (max-width: 768px) {
            .form-container {
                margin: 15px;
                padding: 25px;
            }

            .section-title {
                margin: 20px -25px 15px -25px;
                padding: 10px 25px;
            }
        }