/* Tipografía y colores base */
body {
  font-family: Arial, Helvetica, sans-serif;
  line-height: 1.6;
  margin: 0;
  padding: 0;
  background-color: #f9f9f9;
  color: #333;
}

/* Encabezado */
header {
  text-align: center;
  padding: 1rem;
  background: #004466;
  color: white;
}

header img {
  max-width: 120px;
  height: auto;
  margin-bottom: 1rem;
}

/* Navegación */
nav summary {
  cursor: pointer;
  font-weight: bold;
}

nav ul {
  list-style: none;
  padding: 0;
}

nav li {
  margin: 0.5rem 0;
}

nav a {
  text-decoration: none;
  color: #004466;
}

nav a:hover {
  text-decoration: underline;
}

/* Formulario */
form {
  max-width: 600px;
  margin: 2rem auto;
  padding: 1.5rem;
  background: white;
  border-radius: 8px;
  box-shadow: 0 2px 6px rgba(0,0,0,0.1);
}

.form-group {
  margin-bottom: 1rem;
}

label {
  display: block;
  margin-bottom: 0.5rem;
  font-weight: bold;
}

input, textarea {
  width: 100%;
  padding: 0.7rem;
  border: 1px solid #ccc;
  border-radius: 4px;
}

input:focus, textarea:focus {
  border-color: #004466;
  outline: none;
}

textarea {
  min-height: 120px;
  resize: vertical;
}

/* Botón */
button {
  background: #004466;
  color: white;
  border: none;
  padding: 0.8rem 1.2rem;
  border-radius: 4px;
  cursor: pointer;
  font-size: 1rem;
}

button:hover {
  background: #006699;
}

/* Footer */
footer {
  text-align: center;
  padding: 1rem;
  background: #eee;
  font-size: 0.9rem;
}