/* General Styles */
  body {
    margin: 0;
    padding: 0;
    font-family: 'Roboto', sans-serif;
    background: radial-gradient(circle, #0A2463, #5C5C7B);
    color: rgba(255, 255, 255, 0.9);
    overflow-x: hidden;
    animation: aurora-move 15s linear infinite;
  }

  /* Container */
  .container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
  }

  /* Header */
  header {
    text-align: center;
    padding: 50px 0;
    background: rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.3);
  }

  header h1 {
    font-family: 'Poppins', sans-serif;
    font-size: 2.5em;
    color: #39FF14;
    margin: 0;
    animation: fadeIn 2s ease-in-out;
  }

  /* Navigation */
  nav {
    margin: 20px 0;
  }

  nav ul {
    list-style: none;
    padding: 0;
    display: flex;
    justify-content: center;
    gap: 20px;
  }

  nav ul li a {
    color: #FFFFFF;
    text-decoration: none;
    font-size: 1.1em;
    transition: color 0.3s ease;
  }

  nav ul li a:hover {
    color: #FFD700;
    transform: scale(1.05);
  }

  /* Main Content */
  main {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 20px;
    padding: 20px 0;
  }

  /* Cards */
  .card {
    background: rgba(255, 255, 255, 0.1);
    border-radius: 15px;
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.2);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.3);
    padding: 20px;
    transition: transform 0.3s ease, background 0.3s ease;
  }

  .card:hover {
    transform: scale(1.05);
    background: rgba(255, 255, 255, 0.2);
  }

  .card h3 {
    font-family: 'Poppins', sans-serif;
    color: #FFD700;
    margin-top: 0;
  }

  .card p {
    color: #FFFFFF;
    line-height: 1.6;
  }

  /* Footer */
  footer {
    text-align: center;
    padding: 20px 0;
    background: rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(10px);
    border-top: 1px solid rgba(255, 255, 255, 0.3);
    color: #FFFFFF;
  }

  /* Animations */
  @keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
  }

  @keyframes aurora-move {
    0% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
    100% { background-position: 0% 50%; }
  }

  /* Responsive Design */
  @media (max-width: 320px) {
    header h1 {
      font-size: 1.5em;
    }
    nav ul li a {
      font-size: 0.9em;
    }
    .card {
      padding: 15px;
    }
  }

  @media (max-width: 480px) {
    header h1 {
      font-size: 2em;
    }
    nav ul {
      flex-direction: column;
    }
    nav ul li {
      margin: 10px 0;
    }
    .card {
      padding: 15px;
    }
  }

  @media (min-width: 768px) and (max-width: 1024px) {
    .container {
      padding: 40px;
    }
    main {
      grid-template-columns: repeat(2, 1fr);
    }
  }

  @media (min-width: 1200px) {
    header h1 {
      font-size: 3em;
    }
    nav ul li a {
      font-size: 1.3em;
    }
  }

  /* Code Block Styling */
  pre {
    background: rgba(0, 0, 0, 0.6);
    padding: 15px;
    border-radius: 10px;
    overflow-x: auto;
    font-family: 'Courier New', Courier, monospace;
    color: #39FF14;
    margin-top: 10px;
  }

  code {
    font-family: 'Courier New', Courier, monospace;
    color: #FFD700;
  }

  /* Image Styling */
  .responsive-img {
    width: 100%;
    height: auto;
    border-radius: 10px;
    margin: 10px 0;
  }

  /* List Styling */
  ul {
    list-style: none;
    padding: 0;
  }

  ul li::before {
    content: "• ";
    color: #39FF14;
  }