.calculadora {
  max-width: 900px;
  margin: auto;
  background: white;
  padding: 40px;
  border-radius: 12px;
  box-shadow: 0 8px 20px rgba(0,0,0,0.08);
}


form label, fieldset {
  display: block;
  margin-bottom: 15px;
}

input[type="number"] {
  padding: 8px;
  width: 100%;
  margin-top: 5px;
}

fieldset {
  border: 1px solid #ddd;
  padding: 15px;
  background: #f9f9f9;
  border-radius: 8px;
}

button {
  padding: 12px 24px;
  background: #007bff;
  color: white;
  border: none;
  border-radius: 8px;
  cursor: pointer;
  margin-top: 15px;
}

button:hover {
  background: #0056b3;
}

.botoes-controle {
  margin-top: 30px;
  display: flex;
  justify-content: space-between;
}

.swiper-slide {
  padding: 20px;
}