#ai-chat-button{position:fixed;bottom:20px;left:20px;background:#0073aa;color:#fff;padding:10px 14px;border-radius:30px;cursor:pointer;box-shadow:0 2px 6px rgba(0,0,0,.2);font-family:sans-serif;font-size:14px}#ai-chat-box{position:fixed;bottom:70px;left:20px;width:280px;background:#fff;border-radius:12px;box-shadow:0 0 10px rgba(0,0,0,.3);padding:10px;font-family:sans-serif}#ai-chat-messages{height:200px;overflow-y:auto;margin-bottom:10px}#ai-chat-messages .user{background:#e5f5ff;padding:6px;border-radius:8px;margin-bottom:5px}#ai-chat-messages .bot{background:#f2f2f2;padding:6px;border-radius:8px;margin-bottom:5px}#ai-chat-input{width:100%;height:40px;border:1px solid #ccc;border-radius:8px;padding:6px;resize:none}#ai-send{margin-top:6px;width:100%;padding:8px;background:#0073aa;color:#fff;border:none;border-radius:8px;cursor:pointer}