[CHORE] 파일 전송 버튼 디자인 수정

Author: sunhwaaRj

src/components/chat/FileSendButton.tsx

@@ -85,11 +85,11 @@ const FileSendButton = ({ onUploadSuccess }: FileSendButtonProps) => {
       <button
         onClick={handleButtonClick}
         disabled={uploading}
-        className="my-2 w-fit rounded-md bg-blue-500 p-4 text-white transition-colors hover:bg-blue-600 disabled:cursor-not-allowed disabled:bg-gray-400"
+        className="my-2 w-fit rounded-md bg-[#0D2D84] p-4 text-white transition-colors hover:bg-[#0a2366] disabled:cursor-not-allowed disabled:bg-gray-400"
       >
         {uploading ? '업로드 중...' : '📎파일 업로드'}
       </button>
-      {uploadStatus && <p className="text-sm text-red-600">dd{uploadStatus}</p>}
+      {uploadStatus && <p className="text-sm text-red-600">{uploadStatus}</p>}
     </div>
   );
 };