@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;600;700&display=swap');

html {
  /* Fondo estrellado basado en técnica de CSS Trucos */
  background-color: #000;
  background-image:
    radial-gradient(2px 2px at 20px 30px, #fff, transparent),
    radial-gradient(2px 2px at 50px 70px, rgba(255,100,100,0.8), transparent),
    radial-gradient(1.5px 1.5px at 80px 20px, rgba(255,180,80,0.8), transparent),
    radial-gradient(2px 2px at 120px 90px, rgba(180,200,255,0.8), transparent),
    radial-gradient(circle at center, #150a30, #000);
  background-repeat: repeat;
  background-size: 200px 200px, 300px 300px, 250px 250px, 400px 400px, cover;
  background-attachment: fixed;
  min-height: 100%;
  overflow-x: hidden;
}

body {
  padding: 50px 0;
  margin: 0;
  font-family: 'Inter', 'Helvetica Neue', Helvetica, Arial, sans-serif;
  font-size: 16px;
  line-height: 1.6;
  color: #eee;
}

.wrapper {
  position: relative;
  width: 90%;
  max-width: 720px;
  margin: 0 auto;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 16px;
  backdrop-filter: blur(10px);
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.37);
  padding: 30px;
  border: 1px solid rgba(255, 255, 255, 0.18);
  z-index: 1;
}

header {
  background: transparent;
  border-bottom: 1px solid rgba(255, 255, 255, 0.2);
  padding: 20px 0;
  text-align: center;
}

header h1 {
  font-size: 32px;
  color: #fff;
  margin-bottom: 10px;
}

header p {
  font-size: 14px;
  color: #ccc;
}

header ul {
  display: flex;
  justify-content: center;
  gap: 20px;
  margin-top: 15px;
  padding: 0;
  list-style: none;
}

header ul a {
  display: block;
  padding: 10px 20px;
  background: rgba(255, 255, 255, 0.15);
  border-radius: 8px;
  color: #fff;
  font-weight: 500;
  text-decoration: none;
  transition: background 0.3s ease;
}

header ul a:hover {
  background: rgba(255, 255, 255, 0.3);
}

section {
  padding: 20px 0;
}

h1, h2, h3, h4, h5, h6 {
  color: #fff;
  margin: 0 0 20px;
  line-height: 1.2;
}

h1 { font-size: 28px; }
 h2 { font-size: 24px; color: #ddd; }
 h3 { font-size: 20px; color: #ccc; }

p {
  margin: 0 0 20px;
}

a {
  color: #4fc3f7;
  text-decoration: underline;
  transition: color 0.3s ease;
}

a:hover {
  color: #81d4fa;
}

blockquote {
  background: rgba(255, 255, 255, 0.1);
  border-left: 4px solid #4fc3f7;
  padding: 15px 20px;
  margin: 0 0 20px;
  color: #ddd;
  font-style: italic;
  border-radius: 8px;
}

code, pre {
  font-family: 'Fira Code', monospace;
  background: #2d2d2d;
  color: #f8f8f2;
  padding: 15px;
  border-radius: 8px;
  overflow-x: auto;
  display: block;
}

/* Evitar que las imágenes desborden */
img, .wrapper img {
  max-width: 100%;
  height: auto;
  object-fit: contain;
  display: block;
  margin: 0 auto;
}

table {
  width: 100%;
  border-collapse: collapse;
  margin-bottom: 20px;
}

th, td {
  padding: 10px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  color: #eee;
}

th {
  background: rgba(255, 255, 255, 0.1);
}

footer {
  text-align: center;
  color: #ccc;
  padding: 20px 0;
  font-size: 13px;
}

footer a {
  color: #4fc3f7;
  font-weight: 500;
}

@media (max-width: 740px) {
  body {
    padding: 20px 0;
  }
  .wrapper {
    padding: 20px;
  }
  header ul {
    flex-direction: column;
    gap: 10px;
  }
}