#chatBox {
    width: 100%;
    margin: 0 auto;
    background: #fff;
    border: 1px solid #ddd;
    border-radius: 18px 18px 8px 8px;
    box-shadow: 0 4px 16px #bbb;
    padding: 0;
    display: flex;
    flex-direction: column;
}

#chatHeader {
    background: #61a1aa;
    color: #fff;
    padding: 7px;
    border-radius: 12px 12px 0 0;
    font-size: 1em;
    text-transform: uppercase;
}

#chatWindow {
    padding: 16px;
    height: 300px;
    overflow-y: auto;
    background: #f1f0f0;
    border-radius: 0 0 8px 8px;
    width:100%;
}

.msg-bot {
    text-align: left;
    margin-bottom: 10px;
}

.bubble-bot {
    display: inline-block;
    background: #e2eafc;
    color: #222;
    padding: 10px 16px;
    border-radius: 18px 18px 18px 0;
    max-width: 75%;
    font-size: 1em;
    box-shadow: 0 1px 2px #bbb;
}

.msg-user {
    text-align: right;
    margin-bottom: 10px;
}

.bubble-user {
    display: inline-block;
    background: #4f8ef7;
    color: #fff;
    padding: 10px 16px;
    border-radius: 18px 18px 0 18px;
    max-width: 75%;
    font-size: 1em;
    box-shadow: 0 1px 2px #bbb;
}

#inputArea {
    display: flex;
    gap: 8px;
    padding: 12px 16px;
    border-top: 1px solid #eee;
    background: #fafbfc;
    border-radius: 0 0 8px 8px;
}

#userInput {
    flex: 1;
    border-radius: 12px;
    border: 1px solid #ccc;
    padding: 10px;
    font-size: 1em;
    background: #fff;
    outline: none;
}

#sendBtn {
    border-radius: 12px;
    padding: 10px 22px;
    background: #4f8ef7;
    color: #fff;
    border: none;
    font-size: 1em;
    cursor: pointer;
    transition: background 0.2s;
}

    #sendBtn:hover {
        background: #3466b7;
    }