#xqnbg-chat-toggle{
    position:fixed;
    right:18px;
    bottom:18px;
    width:55px;
    height:55px;
    border-radius:50%;
    background:#d60000;
    color:#fff;
    display:flex;
    align-items:center;
    justify-content:center;
    font-size:24px;
    cursor:pointer;
    z-index:999998;
    box-shadow:0 5px 20px rgba(0,0,0,0.3);
}

#xqnbg-chat-widget{
    position:fixed;
    right:18px;
    bottom:85px;
    width:320px;
    background:#fff;
    border-radius:16px;
    overflow:hidden;
    z-index:999999;
    display:none;
    box-shadow:0 5px 25px rgba(0,0,0,0.25);
    font-family:Arial,sans-serif;
}

#xqnbg-header{
    background:#d60000;
    color:#fff;
    padding:12px 15px;
    display:flex;
    justify-content:space-between;
    align-items:center;
    font-weight:bold;
}

.xqnbg-btns span{
    margin-left:12px;
    cursor:pointer;
    font-size:18px;
}

#xqnbg-body{
    height:180px;
    overflow-y:auto;
    background:#f5f5f5;
    padding:12px;
}

.bot-msg,.user-msg{
    padding:10px;
    border-radius:10px;
    margin-bottom:10px;
    line-height:1.5;
    font-size:14px;
}

.bot-msg{
    background:#fff;
}

.user-msg{
    background:#d60000;
    color:#fff;
    text-align:right;
}

#xqnbg-form{
    padding:12px;
}

#xqnbg-form input,
#xqnbg-form textarea{
    width:100%;
    margin-bottom:8px;
    padding:9px;
    border:1px solid #ddd;
    border-radius:8px;
    box-sizing:border-box;
    font-size:14px;
}

#xqnbg-form textarea{
    height:70px;
}

#xqnbg-submit{
    width:100%;
    background:#d60000;
    color:#fff;
    border:none;
    padding:11px;
    border-radius:8px;
    cursor:pointer;
    font-weight:bold;
}

@media(max-width:768px){

    #xqnbg-chat-widget{
        width:270px;
        right:10px;
        bottom:75px;
    }

    #xqnbg-body{
        height:150px;
    }

    #xqnbg-chat-toggle{
        width:50px;
        height:50px;
    }

}