body {
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  margin: 0;
  padding: 0;
  line-height: 1.6;
  background-color: #f9f9f9;
  color: #222;
}

/* Encabezado */
header {
  background-color: #0a0a23;
  color: white;
  padding: 1rem 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
}

header h1 {
  margin: 0;
  font-size: 1.8rem;
}

/* Navegación horizontal */
nav ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  gap: 1.5rem; /* Espaciado entre links */
}

nav li {
  margin: 0;
}

nav a {
  color: white;
  text-decoration: none;
  font-weight: bold;
  transition: color 0.3s;
}

nav a:hover {
  text-decoration: underline;
  color: #7dafff;
}

/* Contenido principal */
main {
  padding: 2rem;
  max-width: 900px;
  margin: auto;
  background-color: #fff;
  border-radius: 8px;
  box-shadow: 0 2px 5px rgba(0,0,0,0.05);
}

section {
  margin-bottom: 2.5rem;
}

h2 {
  color: #111133;
  margin-bottom: 10px;
  border-bottom: 2px solid #0a58ca;
  padding-bottom: 5px;
}

ul {
  padding-left: 0;
}

li {
  margin-bottom: 8px;
  font-size: 1.05em;
}

/* Artículos como tarjetas */
article {
  background-color: #fafafa;
  border: 1px solid #ddd;
  border-radius: 6px;
  padding: 1rem;
  margin-bottom: 1.5rem;
}

article h3 {
  font-size: 1.3rem;
  color: #0a0a23;
  margin-bottom: 0.5rem;
}

section ul,
article ul {
  list-style: disc inside;
  margin-top: 0.5rem;
}

/* Botones y enlaces destacados */
a.button,
button {
  display: inline-block;
  padding: 0.6rem 1.2rem;
  background-color: #0a58ca;
  color: #fff;
  border-radius: 4px;
  text-decoration: none;
  font-weight: bold;
  transition: background-color 0.2s ease;
  margin-top: 0.5rem;
}

a.button:hover,
button:hover {
  background-color: #084298;
}

/* Estilos para el formulario de contacto */
form {
  margin-top: 1.5rem;
}

form div {
  margin-bottom: 1rem;
}

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

form input,
form textarea {
  width: 100%;
  padding: 0.75rem;
  border: 1px solid #ccc;
  border-radius: 4px;
  font-family: inherit;
  font-size: 1rem;
}

form button {
  margin-top: 0.5rem;
}

/* Pie de página */
footer {
  background-color: #eeeeee;
  text-align: center;
  padding: 1rem;
  font-size: 0.9rem;
  color: #555;
}

footer a {
  color: #0a58ca;
  text-decoration: none;
}

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

/* Responsive */
@media (max-width: 600px) {
  nav ul {
    flex-direction: column;
    gap: 0.5rem;
  }

  main {
    padding: 1.5rem;
  }
}