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

/* Cuerpo */
body {
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  background: linear-gradient(to bottom right, #1e3c72, #2a5298);
  color: #fff;
  min-height: 100vh;
  display: flex;
  justify-content: center;
  align-items: start;
  padding: 2rem;
}

/* Cuadro principal */
main {
  background-color: rgba(255, 255, 255, 0.1);
  padding: 2rem;
  border-radius: 15px;
  width: 100%;
  max-width: 500px;
  box-shadow: 0 0 20px rgba(0, 0, 0, 0.3);
}

h1, h2 {
  text-align: center;
  margin-bottom: 1rem;
  color: #f1f1f1;
}

form, .acciones {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  margin-bottom: 1.5rem;
}

label {
  font-weight: bold;
}

input {
  padding: 0.5rem;
  border: none;
  border-radius: 8px;
  font-size: 1rem;
}

button {
  padding: 0.6rem;
  border: none;
  border-radius: 8px;
  background-color: #00c3ff;
  color: #fff;
  font-weight: bold;
  cursor: pointer;
  transition: background-color 0.2s;
}

button:hover {
  background-color: #009ac4;
}

#resultado {
  padding: 1rem;
  background-color: rgba(255, 255, 255, 0.15);
  border-radius: 8px;
  min-height: 50px;
  margin-bottom: 1rem;
  font-size: 1rem;
  color: #e0e0e0;
  white-space: pre-line;
}

.acciones {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.5rem;
}

.acciones button {
  flex: 1 1 45%;
}