/* chat_widget.css */
#iwa-chat-button{
    position: fixed;
    bottom: 20px;
    right: 20px;
    background:#40b54c;
    width:80px;height:80px;
    border-radius:50%;
    display:flex;align-items:center;justify-content:center;
    color:#fff;font-size:28px;
    cursor:pointer;box-shadow:0 4px 12px rgba(0,0,0,.2);
    z-index:9999;
}
#iwa-chat-window{
    position: fixed;
    bottom: 90px;
    right: 20px;
    width: 350px;
    height: 480px;
    background:#fff;
    border-radius:12px;
    box-shadow:0 4px 20px rgba(0,0,0,.15);
    display:none;flex-direction:column;
    overflow:hidden;z-index:9999;
}
#iwa-chat-header{
  display:flex;
  align-items:center;
  justify-content:space-between;
  background:#40b54c;
  color:#fff;
  padding:10px 15px;
}

.iwa-header-logo{
  height:24px;          /* tweak to suit your icon */
  margin-right:8px;
}

.iwa-header-title{
  font-weight:600;
  flex-grow:1;          /* pushes close link to far right */
}

#iwa-chat-close{
  color:#fff;
  text-decoration:none;
  font-size:22px;
  line-height:1;
  padding:0 6px;
  cursor:pointer;
}
#iwa-chat-body{
    flex:1;overflow-y:auto;padding:15px;background:#f7f7f7;
}
#iwa-chat-body .bubble{
    max-width:85%;padding:8px 12px;border-radius:8px;margin-bottom:8px;
}
.bubble.user{background:#40b54c;color:#fff;margin-left:auto;}
.bubble.assistant{background:#e9ecef;}
#iwa-chat-input{
    display:flex;padding:10px;border-top:1px solid #ddd;
}
#iwa-chat-input input{
    flex:1;border:1px solid #ccc;border-radius:6px;padding:6px 8px;
}
#iwa-chat-input button{
    margin-left:6px;background:#40b54c;color:#fff;border:none;border-radius:6px;padding:6px 12px;
}
#iwa-chat-body img{max-width:100%;border-radius:6px;margin-top:4px;}