/* uai-inspired styles */
        :root {
            --uai-blue: #2774AE;
            --uai-gold: #FFD100;
            --uai-dark-blue: #003B5C;
            --uai-light-gray: #F2F2F2;
            --uai-dark-gray: #333333;
            --uai-white: #FFFFFF;
        }
        
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        
        body {
            font-family: 'Source Sans Pro', sans-serif;
            line-height: 1.6;
            color: var(--uai-dark-gray);
            background-color: var(--uai-light-gray);
        }
        
        .container {
            max-width: 1000px;
            margin: 0 auto;
            padding: 0 20px;
        }
        
        /* Header Styles */
        header {
            background: var(--uai-white);
            border-bottom: 3px solid var(--uai-gold);
            padding: 1rem 0;
            box-shadow: 0 2px 10px rgba(0,0,0,0.1);
        }
        
        .header-content {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        
        .logo {
            display: flex;
            align-items: center;
            gap: 15px;
        }
        
        .logo img {
            height: 50px;
            width: auto;
        }
        
        .logo-text {
            font-size: 1.8rem;
            font-weight: 700;
            color: var(--uai-blue);
        }
        
        .logo-subtext {
            font-size: 0.9rem;
            color: var(--uai-dark-blue);
            font-weight: 300;
            letter-spacing: 0.5px;
        }
        
        /* Main Content */
        .enrollment-container {
            background: var(--uai-white);
            border-radius: 10px;
            padding: 2.5rem;
            margin: 2rem auto;
            box-shadow: 0 5px 20px rgba(0,0,0,0.1);
        }
        
        .section-title {
            font-size: 2rem;
            color: var(--uai-dark-blue);
            margin-bottom: 1.5rem;
            text-align: center;
            font-weight: 700;
        }
        
        .course-summary {
            background: var(--uai-light-gray);
            padding: 1.5rem;
            border-radius: 8px;
            margin-bottom: 2.5rem;
            border-left: 4px solid var(--uai-gold);
        }
        
        .course-summary h3 {
            color: var(--uai-dark-blue);
            margin-bottom: 1rem;
            font-size: 1.4rem;
        }
        
        .course-fee {
            font-size: 1.3rem;
            font-weight: bold;
            color: var(--uai-blue);
            margin-top: 1rem;
        }
        
        .free-badge {
            background: #28a745;
            color: white;
            padding: 0.5rem 1rem;
            border-radius: 20px;
            font-weight: bold;
            display: inline-block;
            margin-left: 1rem;
            font-size: 0.9rem;
        }
        
        .form-section {
            margin-bottom: 2.5rem;
        }
        
        .form-section h3 {
            color: var(--uai-dark-blue);
            margin-bottom: 1.2rem;
            padding-bottom: 0.5rem;
            border-bottom: 2px solid var(--uai-gold);
            font-size: 1.3rem;
        }
        
        .form-group {
            margin-bottom: 1.5rem;
        }
        
        .form-label {
            display: block;
            margin-bottom: 0.5rem;
            font-weight: 600;
            color: var(--uai-dark-blue);
        }
        
        .form-control {
            width: 100%;
            padding: 0.9rem;
            border: 2px solid #e0e0e0;
            border-radius: 5px;
            font-size: 1rem;
            transition: border-color 0.3s;
            font-family: 'Source Sans Pro', sans-serif;
        }
        
        .form-control:focus {
            border-color: var(--uai-blue);
            outline: none;
            box-shadow: 0 0 0 3px rgba(39, 116, 174, 0.2);
        }
        
        .form-select {
            width: 100%;
            padding: 0.9rem;
            border: 2px solid #e0e0e0;
            border-radius: 5px;
            font-size: 1rem;
            background-color: var(--uai-white);
            font-family: 'Source Sans Pro', sans-serif;
        }
        
        .required-field::after {
            content: " *";
            color: #e32;
        }
        
        .identification-fields {
            display: none;
            margin-top: 1rem;
            padding: 1.2rem;
            background: var(--uai-light-gray);
            border-radius: 5px;
            border-left: 3px solid var(--uai-blue);
        }
        
        .btn-enroll {
            background: var(--uai-blue);
            color: var(--uai-white);
            padding: 1.2rem 2.5rem;
            border: none;
            border-radius: 5px;
            font-size: 1.1rem;
            font-weight: 600;
            cursor: pointer;
            transition: all 0.3s;
            display: block;
            width: 100%;
            text-align: center;
            font-family: 'Source Sans Pro', sans-serif;
        }
        
        .btn-enroll:hover {
            background: var(--uai-dark-blue);
            transform: translateY(-2px);
            box-shadow: 0 4px 15px rgba(39, 116, 174, 0.3);
        }
        
        .alert {
            padding: 1.2rem;
            border-radius: 5px;
            margin-bottom: 2rem;
            font-size: 1rem;
        }
        
        .alert-error {
            background: #ffebee;
            color: #c62828;
            border-left: 4px solid #c62828;
        }
        
        .alert-success {
            background: #e8f5e9;
            color: #2e7d32;
            border-left: 4px solid #2e7d32;
        }
        
        .form-text {
            font-size: 0.85rem;
            color: #666;
            margin-top: 0.3rem;
        }
        
        /* Footer */
        footer {
            background: var(--uai-dark-blue);
            color: var(--uai-white);
            padding: 2.5rem 0 2rem;
            margin-top: 3rem;
        }
        
        .footer-content {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 2rem;
            margin-bottom: 2rem;
        }
        
        .footer-section h3 {
            color: var(--uai-gold);
            margin-bottom: 1.2rem;
            font-size: 1.3rem;
            font-weight: 600;
        }
        
        .footer-section p {
            opacity: 0.8;
            line-height: 1.6;
            font-size: 0.95rem;
        }
        
        .footer-contact {
            list-style: none;
            padding: 0;
        }
        
        .footer-contact li {
            margin-bottom: 0.8rem;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        
        .footer-contact i {
            color: var(--uai-gold);
            width: 20px;
        }
        
        .footer-contact a {
            color: var(--uai-white);
            opacity: 0.8;
            text-decoration: none;
            transition: opacity 0.3s ease;
        }
        
        .footer-contact a:hover {
            opacity: 1;
            text-decoration: underline;
        }
        
        .footer-bottom {
            text-align: center;
            padding-top: 2rem;
            border-top: 1px solid rgba(255, 255, 255, 0.1);
        }
        
        .footer-bottom p {
            opacity: 0.7;
            margin-bottom: 0.5rem;
            font-size: 0.9rem;
        }
        
        /* Responsive Design */
        @media (max-width: 768px) {
            .enrollment-container {
                margin: 1rem;
                padding: 1.8rem;
            }
            
            .section-title {
                font-size: 1.7rem;
            }
            
            .form-section h3 {
                font-size: 1.2rem;
            }
        }
        
        @media (max-width: 480px) {
            .header-content {
                flex-direction: column;
                gap: 1rem;
                text-align: center;
            }
            
            .logo {
                flex-direction: column;
            }
            
            .logo-text {
                font-size: 1.5rem;
            }
            
            .enrollment-container {
                padding: 1.5rem;
            }
            
            .section-title {
                font-size: 1.5rem;
            }
        }