@import url('https://fonts.googleapis.com/css2?family=Montserrat:wght@700&family=Roboto:wght@400;500&display=swap');
  
  :root {
    --primary: #0a0a23;
    --secondary: #1a1a3a;
    --accent: linear-gradient(45deg, #39ff14, #ff00ff);
    --highlight: #00FFFF;
    --text: #ffffff;
    --card-bg: rgba(255, 255, 255, 0.1);
  }
  
  * {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
  }
  
  body {
    background: var(--primary);
    color: var(--text);
    font-family: 'Roboto', sans-serif;
    line-height: 1.6;
    overflow-x: hidden;
  }
  
  .container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
  }
  
  header {
    text-align: center;
    padding: 40px 0;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    border-bottom: 1px solid rgba(0, 255, 255, 0.2);
    margin-bottom: 40px;
  }
  
  h1, h2, h3, h4 {
    font-family: 'Montserrat', sans-serif;
    font-weight: 700;
    margin-bottom: 20px;
    background: linear-gradient(90deg, #00FFFF, #FF00FF);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
  }
  
  h2 {
    font-size: 2.2rem;
  }
  
  h3 {
    font-size: 1.8rem;
  }
  
  p {
    font-size: 1.1rem;
    margin-bottom: 20px;
  }
  
  .grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(500px, 1fr));
    gap: 30px;
    margin: 40px 0;
  }
  
  .card {
    background: var(--card-bg);
    border-radius: 15px;
    padding: 30px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
    transition: transform 0.3s, box-shadow 0.3s;
    border: 1px solid rgba(0, 255, 255, 0.1);
  }
  
  .card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 40px rgba(0, 255, 255, 0.2);
  }
  
  .image-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 20px;
    margin: 30px 0;
  }
  
  .decorative-img {
    width: 100%;
    height: 300px;
    object-fit: cover;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
    transition: transform 0.3s;
    border: 2px solid rgba(0, 255, 255, 0.3);
  }
  
  .decorative-img:hover {
    transform: scale(1.03);
  }
  
  pre {
    background: rgba(0, 0, 0, 0.3);
    padding: 20px;
    border-radius: 10px;
    overflow-x: auto;
    margin: 20px 0;
    border-left: 4px solid var(--highlight);
    font-size: 0.9rem;
  }
  
  code {
    font-family: 'Courier New', monospace;
    color: var(--highlight);
  }
  
  .notice {
    position: fixed;
    bottom: 20px;
    right: 20px;
    background: var(--accent);
    color: white;
    padding: 15px 25px;
    border-radius: 50px;
    font-weight: bold;
    box-shadow: 0 5px 20px rgba(0, 255, 255, 0.3);
    z-index: 1000;
  }
  
  .navbar {
    position: sticky;
    top: 0;
    background: rgba(10, 10, 35, 0.95);
    backdrop-filter: blur(10px);
    padding: 15px 0;
    z-index: 1000;
    border-bottom: 1px solid rgba(0, 255, 255, 0.2);
  }
  
  .nav-links {
    display: flex;
    justify-content: center;
    list-style: none;
    gap: 30px;
  }
  
  .nav-links a {
    color: white;
    text-decoration: none;
    font-family: 'Montserrat', sans-serif;
    font-weight: 500;
    padding: 10px 15px;
    border-radius: 5px;
    transition: all 0.3s;
    position: relative;
  }
  
  .nav-links a:hover {
    background: rgba(0, 255, 255, 0.2);
  }
  
  .nav-links a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    width: 0;
    height: 2px;
    background: var(--highlight);
    transition: all 0.3s;
  }
  
  .nav-links a:hover::after {
    width: 100%;
    left: 0;
  }
  
  .fade-in {
    animation: fadeIn 1s ease-in-out;
  }
  
  @keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
  }
  
  .scroll-animate {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.6s ease-out;
  }
  
  .scroll-animate.visible {
    opacity: 1;
    transform: translateY(0);
  }
  
  @media (max-width: 768px) {
    .grid {
      grid-template-columns: 1fr;
    }
    
    .nav-links {
      flex-direction: column;
      align-items: center;
      gap: 10px;
    }
    
    h2 {
      font-size: 1.8rem;
    }
    
    h3 {
      font-size: 1.5rem;
    }
  }