* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  background: #f2f2f2;
  color: #333;
  padding: 40px 20px;
}

.container {
  max-width: 500px;
  background: #fff;
  margin: auto;
  padding: 30px;
  border-radius: 12px;
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.08);
}

h1 {
  text-align: center;
  margin-bottom: 25px;
  color: #2a2a2a;
}

form {
  display: flex;
  flex-direction: column;
  gap: 15px;
}

label {
  font-weight: 600;
}

input,
select {
  padding: 10px;
  border: 1px solid #ccc;
  border-radius: 6px;
  font-size: 1rem;
}

.radio-group {
  display: flex;
  gap: 10px;
  margin-top: 5px;
}

.radio-group label {
  font-weight: 400;
}

button {
  background-color: #4caf50;
  color: white;
  padding: 12px;
  font-size: 1rem;
  border: none;
  border-radius: 6px;
  cursor: pointer;
  transition: background-color 0.3s;
}

button:hover {
  background-color: #43a047;
}

footer {
  text-align: center;
  margin-top: 20px;
  font-size: 0.9rem;
  color: #888;
}

.erro {
  color: #d32f2f;
  font-size: 0.85rem;
  margin-top: 4px;
  display: block;
}