#robot-chatbot{position:fixed;bottom:20px;right:20px;z-index:99999;font-family:Arial,sans-serif}
#chat-icon{width:60px;height:60px;background:#6c5ce7;color:#fff;font-size:30px;border-radius:50%;display:flex;align-items:center;justify-content:center;cursor:pointer;box-shadow:0 10px 30px rgba(0,0,0,.3);animation:float 3s ease-in-out infinite}
@keyframes float{0%,100%{transform:translateY(0)}50%{transform:translateY(-8px)}}
#chat-box{display:none;width:320px;height:420px;background:#fff;border-radius:14px;box-shadow:0 15px 40px rgba(0,0,0,.35);position:absolute;bottom:80px;right:0;overflow:hidden}
#chat-box.active{display:flex;flex-direction:column}
#chat-header{background:#6c5ce7;color:#fff;padding:12px;text-align:center;font-size:16px}
#chat-messages{flex:1;padding:10px;overflow-y:auto;font-size:14px}
#chat-input{padding:10px;border:none;border-top:1px solid #ddd;outline:none;width:100%}