#chatbox {
    position: fixed;
    bottom: 20px;
    right: 20px;
    width: 280px;
    background: #fff;
    border: 1px solid #ccc;
    border-radius: 8px;
    padding: 10px;
    font-family: Arial, sans-serif;
    z-index: 9999;
    box-shadow: 0px 0px 10px rgba(0,0,0,0.2);
}

#chatHeader {
    font-weight: bold;
    margin-bottom: 10px;
    text-align: center;
}

#chatMessages {
    height: 220px;
    overflow-y: auto;
    margin-bottom: 10px;
    padding:5px;
    border:1px solid #eee;
    background:#f9f9f9;
}

.user {
    text-align: right;
    background: #d1f7c4;
    margin: 5px;
    padding: 5px;
    border-radius: 5px;
}

.bot {
    text-align: left;
    background: #f1f1f1;
    margin: 5px;
    padding: 5px;
    border-radius: 5px;
}

#chatInput { display:flex; }
#userInput { flex:1; padding:5px; border:1px solid #ccc; border-radius:4px; }
#sendBtn { padding:5px 10px; margin-left:5px; border:none; background:#28a745; color:#fff; border-radius:4px; cursor:pointer; }

#typing { font-style: italic; font-size:12px; text-align:center; margin-bottom:5px; color:#666; }