text: var hamburger = document.querySelector(".hamburger");
  
  hamburger.addEventListener("click", function(){
      document.querySelector(".container").classList.toggle("show-menu");
  });
  
  /* -------- Trabalhar o Orçamento -------- */
  
  /* Verifica se houve evento change no campo */
  document.querySelector("#qtde").addEventListener("change", atualizarPreco) 
  document.querySelector("#js").addEventListener("change", atualizarPreco)
  document.querySelector("#layout-sim").addEventListener("change", atualizarPreco)
  document.querySelector("#layout-nao").addEventListener("change", atualizarPreco)
  document.querySelector("#prazo").addEventListener("change", function () {
      const prazo = document.querySelector("#prazo").value
      document.querySelector("label[for=prazo]").innerHTML = `Prazo: ${prazo} semanas` 
      atualizarPreco()
  })
  
  function atualizarPreco(){
      const qtde = document.querySelector("#qtde").value
      const temJS = document.querySelector("#js").checked
      const incluiLayout = document.querySelector("#layout-sim").checked
      const prazo = document.querySelector("#prazo").value
      let preco = qtde * 100
      if (temJS) preco *= 1.1  /* calcula 10% sobre o valor do preço */
      if (incluiLayout) preco += 500
      let taxaUrgencia = 1 - prazo*0.1;
      preco *= 1 + taxaUrgencia
      document.querySelector("#preco").innerHTML =`R$ ${preco.toFixed(2)}` /* Fixa em 2 casas decimais */ 
  }
  