#minichat-container {
    display: flex;
    flex-direction: column;
    width: 100%;
    height: 100%;
    border: 1px solid #ccc;
    padding: 5px;
    box-sizing: border-box;
    font-family: Arial, sans-serif;
    font-size: 13px;
    background-color: #f9f9f9;
}

#messages {
    flex: 1 1 auto;
    overflow-y: auto;
    padding: 10px;
    min-height: 0; /* fondamentale per flex adattivo */
}

#input-wrapper {
    display: flex;
    padding: 10px;
    border-top: 1px solid #ccc;
    background: #fff;
    width: 100%;
    box-sizing: border-box;
    border-radius: 6px;
    margin-top: 5px;
}

#message-input {
    flex: 1;
    padding: 6px 8px;
    border: 1px solid #ccc;
    border-radius: 4px;
    font-size: 13px;
    background: #fff;
    color: #000;
}

#send-btn {
    padding: 6px 12px;
    margin-left: 4px;
    border: none;
    background: #007bff; /* bottone blu */
    color: #fff;
    border-radius: 4px;
    cursor: pointer;
    font-size: 13px;
}

.message.user {
    background: #007bff;
    color: #fff;
    align-self: flex-end;
    margin: 3px 0;
    padding: 6px 10px;
    border-radius: 12px;
    max-width: 80%;
    word-wrap: break-word;
}

.message.operator {
    background: none;
    color: #333;
    align-self: flex-start;
    margin: 3px 0;
    padding: 6px 10px;
    border-radius: 12px;
    max-width: 80%;
    word-wrap: break-word;
}