.chatbot-btn{position:fixed;bottom:30px;right:30px;width:60px;height:60px;border-radius:50%;background-color:#27acc7;color:#fff;display:flex;align-items:center;justify-content:center;box-shadow:0 4px 12px rgba(0,0,0,.2);cursor:pointer;border:none;transition:transform .3s,background-color .3s;z-index:100}.chatbot-btn:hover{background-color:#1a6c92;transform:scale(1.05)}.chatbot-btn:active{transform:scale(.95)}@keyframes pulse{0%{box-shadow:0 0 0 0 rgba(39,172,199,.7)}70%{box-shadow:0 0 0 10px rgba(39,172,199,0)}to{box-shadow:0 0 0 0 rgba(39,172,199,0)}}.chatbot-btn-pulse{animation:pulse 2s infinite}.smooth-scroll{scroll-behavior:smooth}