#ai-floating-btn{
 position:fixed;
 bottom:20px;
 right:20px;
 width:60px;
 height:60px;
 border-radius:50%;
 display:flex;
 align-items:center;
 justify-content:center;
 font-size:24px;
 cursor:pointer;
 z-index:9999;
}

#ai-chatbox{
 position:fixed;
 bottom:90px;
 right:20px;
 width:320px;
 border-radius:12px;
 display:none;
 flex-direction:column;
 box-shadow:0 10px 25px rgba(0,0,0,0.3);
 z-index:9999;
}

#ai-header{
 padding:10px;
 border-radius:12px 12px 0 0;
 font-weight:bold;
}

#ai-messages{
 height:260px;
 overflow:auto;
 padding:10px;
 font-size:14px;
}

#ai-input{
 display:flex;
 border-top:1px solid #ddd;
}

#ai-input input{
 flex:1;
 padding:8px;
 border:none;
}

#ai-input button{
 padding:8px 12px;
 border:none;
 cursor:pointer;
}

@media(max-width:600px){
 #ai-chatbox{
  width:90%;
  right:5%;
 }
}