body {
  font-family: 'Segoe UI', sans-serif;
  background: #f2f2f2;
  margin: 0;
  padding: 0;
}

.header {
  background-color: #fff;
  padding: 15px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-bottom: 2px solid #ccc;
}

.logo {
  height: 60px;
  object-fit: contain;
}

.container {
  max-width: 600px;
  margin: 30px auto;
  background: white;
  padding: 25px;
  border-radius: 10px;
  box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}

h1 {
  text-align: center;
  color: #ff0000;
}

label {
  font-weight: bold;
  margin-top: 15px;
  display: block;
}

input, select {
  width: 100%;
  padding: 10px;
  margin-top: 5px;
  border-radius: 5px;
  border: 1px solid #ccc;
}

input[readonly] {
  background-color: #e9ecef;
}

button {
  width: 100%;
  margin-top: 20px;
  padding: 12px;
  font-size: 1rem;
  background-color: #ff0000;
  color: white;
  border: none;
  border-radius: 6px;
  cursor: pointer;
}

button:hover {
  background-color: #ff0000;
}

.resultado {
  margin-top: 20px;
  background-color: #fff5f5;
  padding: 15px;
  border: 1px solid #ffcccc;
  border-radius: 5px;
  color: #800000;
  font-weight: normal;
  white-space: pre-wrap;
}

.resultado strong {
  font-weight: bold;
  color: #000;
}

select {
  width: 100%;
  padding: 10px;
  margin-top: 5px;
  border-radius: 5px;
  border: 1px solid #ccc;
}