.aua-assistant {
    max-width: 800px;
    margin: 20px auto;
    padding: 20px;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Oxygen-Sans, Ubuntu, Cantarell, "Helvetica Neue", sans-serif;
}

.aua-assistant form {
    display: flex;
    gap: 10px;
    margin-bottom: 20px;
}

.aua-assistant input[type="text"] {
    flex: 1;
    padding: 10px;
    border: 1px solid #ddd;
    border-radius: 4px;
    font-size: 16px;
}

.aua-assistant button {
    padding: 10px 20px;
    background-color: #2271b1;
    color: white;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    font-size: 16px;
    transition: background-color 0.2s;
}

.aua-assistant button:hover {
    background-color: #135e96;
}

.aua-loading {
    display: none;
    text-align: center;
    margin: 20px 0;
}

.aua-loading::after {
    content: '';
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 2px solid #f3f3f3;
    border-top: 2px solid #3498db;
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

.aua-response {
    margin-top: 20px;
    padding: 20px;
    border-radius: 4px;
    line-height: 1.6;
}

.aua-success {
    background-color: #f0f9ff;
    border: 1px solid #bae6fd;
    padding: 15px;
    border-radius: 4px;
    color: #0369a1;
}

.aua-error {
    background-color: #fef2f2;
    border: 1px solid #fecaca;
    padding: 15px;
    border-radius: 4px;
    color: #dc2626;
}