.iwc-fiscal-data-page {
    max-width: 600px;
}

.iwc-field-group {
    margin-bottom: 20px;
}

.iwc-field-group label {
    display: block;
    margin-bottom: 5px;
    font-weight: bold;
}

.iwc-field-group input, 
.iwc-field-group select {
    width: 100%;
    padding: 10px;
    border: 1px solid #ddd;
    border-radius: 4px;
    box-sizing: border-box;
}

.iwc-conditional-fields {
    background: #f9f9f9;
    padding: 20px;
    margin: 20px 0;
    border-radius: 4px;
    border: 1px solid #e5e5e5;
}

.iwc-conditional-fields h4 {
    margin-top: 0;
    color: #333;
}

.iwc-form-actions {
    margin-top: 30px;
    padding-top: 20px;
    border-top: 1px solid #e5e5e5;
}

.iwc-message {
    margin-top: 10px;
    padding: 10px;
    border-radius: 4px;
    display: none;
}

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

.iwc-message.error {
    background: #f8d7da;
    color: #721c24;
    border: 1px solid #f5c6cb;
}

.iwc-description {
    background: #f0f8ff;
    padding: 15px;
    border-left: 4px solid #007cba;
    margin-bottom: 20px;
    border-radius: 0 4px 4px 0;
}

.required {
    color: #e74c3c;
}

/* Responsive */
@media (max-width: 768px) {
    .iwc-fiscal-data-page {
        max-width: 100%;
        padding: 0 15px;
    }
    
    .iwc-conditional-fields {
        padding: 15px;
        margin: 15px 0;
    }
}