.chat-toggle{position:fixed;bottom:20px;right:20px;height:60px;width:60px;border-radius:50%;border:none;cursor:pointer;background:#1976d2;color:white;font-size:24px;z-index:10000}.chat-window{position:fixed;right:20px;bottom:90px;width:350px;height:500px;background:white;display:flex;flex-direction:column;z-index:9999;box-shadow:0 0 24px rgba(0,0,0,.5)}.chat-header{background:#1976d2;color:white;padding:15px;font-weight:700}.chat-body{flex:1;overflow-y:auto;padding:15px;scroll-behavior:smooth;background:#f7f7f7;flex-direction:column}.user-message{display:flex;justify-content:flex-end}.user-message-inner{text-align:right;margin:0 0 7px;padding:10px;background:#1976d2;color:#fff;border-radius:8px;width:fit-content;display:flex;justify-content:end;font-size:14px;border-radius:10px 0 10px 10px}.bot-message{display:flex;justify-content:flex-start}.bot-message-inner{text-align:left;margin:0 0 7px;padding:10px;background:#e5edf5;border-radius:8px;width:fit-content;display:flex;justify-content:start;font-size:14px;border:1px solid #c0ccd7;border-radius:0 10px 10px 10px}.chat-footer{display:flex;padding:10px;border-top:1px solid #d4d4d4}.chat-footer input{flex:1;padding:8px}.chat-footer button{margin-left:5px;padding:4px 10px;background:#1976d2;color:#fff;border-radius:4px}.chat-window{border-radius:10px;overflow:hidden}.chat-footer input:focus{outline:none}