* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: 'Montserrat', Arial, sans-serif;
}

body {
  background: #0f172a;
  color: #e2e8f0;
  line-height: 1.6;
  padding: 20px;
}

.container {
  max-width: 900px;
  margin: auto;
  background: #1e293b;
  padding: 30px;
  border-radius: 12px;
  box-shadow: 0 10px 30px rgba(0,0,0,0.5);
}

h1 {
  font-size: 2.5rem;
  margin-bottom: 20px;
  color: #38bdf8;
  text-align: center;
}

h2 {
  margin-top: 25px;
  margin-bottom: 10px;
  color: #22c55e;
}

p {
  margin-bottom: 15px;
}

ul {
  margin-left: 20px;
  margin-bottom: 15px;
}

li {
  margin-bottom: 8px;
}

.updated {
  margin-top: 30px;
  text-align: center;
  font-size: 0.9rem;
  color: #94a3b8;
}

/* Responsivo */
@media (max-width: 768px) {
  .container {
    padding: 20px;
  }

  h1 {
    font-size: 2rem;
  }
}

.back-btn {
  background: transparent;
  border: 1px solid #ccc;
  color: #22c55e;
  padding: 8px 16px;
  margin-bottom: 20px;
  border-radius: 6px;
  cursor: pointer;
  font-size: 14px;
  transition: all 0.3s ease;
}

.back-btn:hover {
  background: #333;
  color: #fff;
  border-color: #333;
}