.newsletter-signup {
    margin: 2rem 0;
    padding: 1.5rem;
    background: #f8f9fa;
    border-radius: 8px;
    border: 1px solid #dee2e6;
}

.newsletter-signup h3 {
    margin-top: 0;
    color: #212529;
}

.newsletter-signup p {
    color: #6c757d;
    margin-bottom: 1rem;
}

#newsletter-form {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
}

#newsletter-form input {
    flex: 1;
    min-width: 200px;
    padding: 0.75rem;
    border: 1px solid #ced4da;
    border-radius: 4px;
    font-size: 1rem;
}

#newsletter-form input:focus {
    outline: none;
    border-color: #0d6efd;
    box-shadow: 0 0 0 0.2rem rgba(13, 110, 253, 0.25);
}

#newsletter-form button {
    padding: 0.75rem 1.5rem;
    background: #0d6efd;
    color: white;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    font-size: 1rem;
    font-weight: 500;
    transition: background-color 0.2s ease;
}

#newsletter-form button:hover {
    background: #0b5ed7;
}

#newsletter-form button:disabled {
    background: #6c757d;
    cursor: not-allowed;
}

#form-message {
    width: 100%;
    margin-top: 0.75rem;
    padding: 0.5rem;
    border-radius: 4px;
    font-size: 0.9rem;
}

#form-message.success-message {
    background: #d1e7dd;
    color: #0f5132;
    border: 1px solid #badbcc;
}

#form-message.error-message {
    background: #f8d7da;
    color: #842029;
    border: 1px solid #f5c2c7;
}

#form-message:empty {
    display: none;
}

/* Responsive design */
@media (max-width: 600px) {
    #newsletter-form {
        flex-direction: column;
    }
    
    #newsletter-form input {
        min-width: 100%;
    }
    
    #newsletter-form button {
        width: 100%;
    }
}