/* Newsletter Form Styles */
.newsletter-message {
    margin-top: 10px;
}

.newsletter-message .alert {
    padding: 8px 12px;
    border-radius: 4px;
    font-size: 14px;
    margin: 0;
}

.newsletter-message .alert-success {
    background-color: #d4edda;
    border: 1px solid #c3e6cb;
    color: #155724;
}

.newsletter-message .alert-danger {
    background-color: #f8d7da;
    border: 1px solid #f5c6cb;
    color: #721c24;
}

/* Disable button styles */
.newsletter-form button:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

/* Form validation styles */
.newsletter-form input:invalid {
    border-color: #dc3545;
}

.newsletter-form input:valid {
    border-color: #28a745;
}