#smart-ai-button{

position:fixed;

right:25px;

bottom:25px;

width:60px;

height:60px;

border-radius:50%;

background:#111;

color:#fff;

display:flex;

align-items:center;

justify-content:center;

font-size:28px;

cursor:pointer;

z-index:999999;

box-shadow:0 10px 30px rgba(0,0,0,.2);

}

#smart-ai-chat{

display:none;

position:fixed;

right:25px;

bottom:100px;

width:360px;

height:520px;

background:#fff;

border-radius:15px;

overflow:hidden;

box-shadow:0 10px 40px rgba(0,0,0,.25);

z-index:999999;

}

#smart-ai-header{

background:#111;

color:#fff;

padding:15px;

font-size:18px;

font-weight:bold;

}

#smart-ai-messages{

height:390px;

overflow:auto;

padding:15px;

background:#f7f7f7;

}

.smart-ai-message{

background:#fff;

padding:10px;

border-radius:8px;

margin-bottom:10px;

}

#smart-ai-footer{

display:flex;

padding:10px;

gap:10px;

}

#smart-ai-input{

flex:1;

padding:10px;

}

#smart-ai-send{

padding:10px 18px;

cursor:pointer;

}