from tkinter import *

root = Tk()
root.geometry("400x300")
root.resizable(0, 0)
root.config(bg="#103030")
root.title("Cifra de Reversão")

# Título
titulo = Label(text="Cifra de Reversão", font=("Arial", "28", "bold"), bg="#103030", fg="#49e3e3")
titulo.place(relx=0.18, rely=0.05)

# Texto Label
texto_sub1 = Label(text="Texto:", font=("Arial", "18", "bold"), bg="#103030", fg="#49e3e3")
texto_sub1.place(relx=0.05, rely=0.35)

# Entrada de Texto
Texto = StringVar()
Texto_entrada = Entry(textvariable=Texto, font=("Arial", "12", "bold"), bg="white", fg="blue", justify='center')
Texto_entrada.place(relx=0.25, rely=0.36, relwidth=0.67)

# Funções
def limpar():
    Texto_entrada.delete(0, END)
    resultado_texto.config(text="")

def app():
    t = Texto.get()
    mensagem = t[::-1]  # Inverter o texto
    resultado_texto.config(text=mensagem)

# Botões
but1 = Button(text="Mostrar", bd=2, bg='#107db2', fg='white',
              font=('verdana', 12, 'bold'), command=app)
but1.place(relx=0.1, rely=0.55, relwidth=0.25, relheight=0.1)

but_limpar = Button(text="Limpar", bd=2, bg='#107db2', fg='white',
                    font=('verdana', 12, 'bold'), command=limpar)
but_limpar.place(relx=0.4, rely=0.55, relwidth=0.25, relheight=0.1)

but_sair = Button(text="Sair", bd=2, bg='#107db2', fg='white',
                  font=('verdana', 12, 'bold'), command=root.destroy)
but_sair.place(relx=0.7, rely=0.55, relwidth=0.25, relheight=0.1)

# Resultado
resultado_texto = Label(text="", font=("Arial", 12, "bold"), bg="#cfe2f3")
resultado_texto.place(relx=0.05, rely=0.7, relwidth=0.9, relheight=0.15)

root.mainloop()