:root {
    --primary-bg: #121212;      /* negro profundo */
    --secondary-bg: #1f1f1f;    /* gris oscuro */
    --text-light: #eeeeee;      /* blanco muy claro */
    --text-gray: #bbbbbb;       /* gris claro */
    --accent: #333333;          /* gris medio oscuro */
  }
  
  /* Mantengo todo lo demás igual salvo usar las variables para colores */
  body {
    font-family: 'Segoe UI', sans-serif;
    background-color: var(--secondary-bg);
    color: var(--text-gray);
  }
  
  .header {
    background-color: var(--primary-bg);
    color: var(--text-light);
    padding: 1rem 0;
    position: sticky;
    top: 0;
    z-index: 1000;
  }
  
  .navbar {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
  }
  
  .navbar-brand img {
    height: 70px; /* un poco más grande el logo */
  }
  
  .nav-links ul {
    list-style: none;
    display: flex;
    flex-wrap: wrap;
    gap: 2.5rem; /* un poco más separación */
  }
  
  .nav-links a {
    color: var(--text-light);
    text-decoration: none;
    font-weight: 500;
    font-size: 1rem;
    transition: color 0.3s;
  }
  
  .nav-links a:hover {
    color: #ffffff;
  }
  
  .menu-btn {
    display: none;
    font-size: 2rem;
    background: none;
    border: none;
    color: var(--text-light);
    cursor: pointer;
  }
  
  .accordion {
    background: var(--accent);
    border-radius: 8px;
    margin-bottom: 1rem;
    overflow: hidden;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.6);
  }
  
  .accordion-header {
    padding: 1rem;
    font-weight: bold;
    cursor: pointer;
    background-color: #222222;
    color: var(--text-light);
    transition: background 0.3s;
  }
  
  .accordion-header:hover {
    background-color: #333333;
  }
  
  .accordion-content {
    padding: 1rem;
    display: none;
    border-top: 1px solid #444444;
    color: var(--text-gray);
    background-color: #1a1a1a;
  }
  
  .accordion.active .accordion-content {
    display: block;
  }
  
  /* Responsive */
  @media (max-width: 768px) {
    .nav-links {
      display: none;
      width: 100%;
      margin-top: 1rem;
    }
  
    .nav-links.active {
      display: block;
    }
  
    .nav-links ul {
      flex-direction: column;
      gap: 1rem;
    }
  
    .menu-btn {
      display: block;
    }
  
    .navbar {
      align-items: flex-start;
    }
  }
  




  
  /* ---- FOOTER ---- */
.footer {
    background-color:black;
    color: white;
    text-align: center;
    padding: 40px 20px;
    font-size: 1rem;
    margin-top: 0px;
}

.footer h2 {
    font-size: 2rem;
    margin-bottom: 20px;
}




/* ---- LISTA DE 10 ELEMENTOS EN EL FOOTER ---- */