body{font-family:Arial;margin:0}
header{background:#0a2a43;color:white;padding:20px}
nav a{color:white;margin-right:15px}
.hero{padding:100px;text-align:center;background:#eef}
.stats{display:flex;gap:40px;padding:40px}
#chatbot{position:fixed;bottom:10px;right:10px;background:white;border:1px solid #ccc;width:250px}
#chat-header{background:#0a2a43;color:white;padding:5px}
#chat-body{height:120px;overflow:auto;padding:5px}
#chat-input{width:100%}