#chat-bubble{
position:fixed;
bottom:20px;
right:20px;
width:60px;
height:60px;
background:#123B8D;
color:white;
border-radius:50%;
display:flex;
align-items:center;
justify-content:center;
font-size:28px;
cursor:pointer;
z-index:999999;
box-shadow:0 4px 10px rgba(0,0,0,0.3);
}

#chat-window{
position:fixed;
bottom:90px;
right:20px;
width:340px;
height:450px;
background:white;
border-radius:10px;
border:1px solid #ddd;
display:none;
flex-direction:column;
z-index:999999;
box-shadow:0 10px 25px rgba(0,0,0,0.2);
overflow:hidden;
font-family:Arial;
}

#chat-header{
background:#123B8D;
color:white;
padding:10px;
display:flex;
justify-content:space-between;
align-items:center;
font-weight:bold;
}

#chat-close{
cursor:pointer;
}

#chat-messages{
flex:1;
overflow:auto;
padding:10px;
background:#f5f5f5;
}

.user{
text-align:right;
margin:6px;
background:#dfe8ff;
padding:6px;
border-radius:6px;
display:inline-block;
}

.bot{
text-align:left;
margin:6px;
background:white;
padding:6px;
border-radius:6px;
display:inline-block;
}

#chat-input{
border:none;
border-top:1px solid #ddd;
padding:12px;
outline:none;
}