:root {
    --primary: #0D47A1;
    --secondary: #64B5F6;
    --accent: #FF9800;
    --success: #4CAF50;
    --text: #FFFFFF;
    --bg: #121212;
    --card-bg: rgba(255, 255, 255, 0.1);
  }

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

  body {
    background: var(--bg);
    color: var(--text);
    line-height: 1.6;
    padding: 0;
    margin: 0;
    overflow-x: hidden;
    background-image: radial-gradient(circle at 75% 25%, var(--primary) 0%, transparent 30%),
                      radial-gradient(circle at 25% 75%, var(--secondary) 0%, transparent 30%);
    background-attachment: fixed;
  }

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

  header {
    padding: 30px 0;
    text-align: center;
    position: relative;
  }

  .header-content {
    background: var(--card-bg);
    backdrop-filter: blur(10px);
    border-radius: 16px;
    padding: 40px;
    margin: 0 auto;
    max-width: 900px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.2);
    border: 1px solid rgba(255, 255, 255, 0.1);
  }

  h1 {
    font-size: 2.5rem;
    margin-bottom: 20px;
    background: linear-gradient(90deg, var(--secondary), var(--text));
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
  }

  .design-ref {
    position: absolute;
    top: 20px;
    right: 20px;
    background: rgba(255, 255, 255, 0.2);
    padding: 8px 16px;
    border-radius: 20px;
    font-size: 0.9rem;
    backdrop-filter: blur(5px);
  }

  .nav-links {
    display: flex;
    justify-content: center;
    gap: 30px;
    margin-top: 30px;
    flex-wrap: wrap;
  }

  .nav-link {
    color: var(--text);
    text-decoration: none;
    padding: 10px 20px;
    border-radius: 30px;
    background: rgba(255, 255, 255, 0.1);
    transition: all 0.3s ease;
    font-weight: 500;
  }

  .nav-link:hover {
    background: var(--accent);
    transform: translateY(-3px);
    box-shadow: 0 5px 15px rgba(255, 152, 0, 0.3);
  }

  article {
    margin: 60px auto;
    max-width: 900px;
  }

  .article-section {
    background: var(--card-bg);
    backdrop-filter: blur(10px);
    border-radius: 16px;
    padding: 40px;
    margin-bottom: 40px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: transform 0.3s ease;
  }

  .article-section:hover {
    transform: translateY(-5px);
  }

  h2 {
    font-size: 1.8rem;
    margin-bottom: 20px;
    color: var(--secondary);
    position: relative;
    padding-bottom: 10px;
  }

  h2::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 60px;
    height: 3px;
    background: linear-gradient(90deg, var(--accent), transparent);
  }

  h3 {
    font-size: 1.4rem;
    margin: 25px 0 15px;
    color: var(--text);
  }

  p {
    margin-bottom: 20px;
    font-size: 1.1rem;
  }

  strong {
    color: var(--secondary);
  }

  pre {
    background: rgba(0, 0, 0, 0.3);
    border-radius: 8px;
    padding: 20px;
    margin: 20px 0;
    overflow-x: auto;
    border-left: 4px solid var(--accent);
  }

  code {
    font-family: 'Courier New', monospace;
    color: var(--text);
    font-size: 0.95rem;
  }

  .image-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
    margin: 30px 0;
  }

  .image-card {
    background: rgba(255, 255, 255, 0.05);
    border-radius: 12px;
    overflow: hidden;
    transition: all 0.3s ease;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
  }

  .image-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 15px rgba(0, 0, 0, 0.2);
  }

  .image-card img {
    width: 100%;
    height: auto;
    display: block;
    border-radius: 12px 12px 0 0;
  }

  .image-caption {
    padding: 15px;
    text-align: center;
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.7);
  }

  footer {
    text-align: center;
    padding: 40px 0;
    margin-top: 60px;
    background: rgba(0, 0, 0, 0.2);
    backdrop-filter: blur(5px);
  }

  @media (max-width: 768px) {
    h1 {
      font-size: 2rem;
    }
    
    .header-content {
      padding: 30px;
    }
    
    .nav-links {
      gap: 15px;
    }
    
    .article-section {
      padding: 30px;
    }
  }

  @media (max-width: 480px) {
    h1 {
      font-size: 1.8rem;
    }
    
    .header-content {
      padding: 20px;
    }
    
    .nav-link {
      padding: 8px 15px;
      font-size: 0.9rem;
    }
    
    .article-section {
      padding: 20px;
    }
    
    pre {
      padding: 15px;
    }
  }

  /* Animations */
  @keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-10px); }
  }

  .floating {
    animation: float 6s ease-in-out infinite;
  }

  .pulse {
    animation: pulse 2s infinite;
  }

  @keyframes pulse {
    0% { box-shadow: 0 0 0 0 rgba(255, 152, 0, 0.4); }
    70% { box-shadow: 0 0 0 15px rgba(255, 152, 0, 0); }
    100% { box-shadow: 0 0 0 0 rgba(255, 152, 0, 0); }
  }