:root {
    --primary: #00BFFF;
    --secondary: #FF6347;
    --accent: #7CFC00;
    --bg: #f5f5f5;
    --text: #333;
    --card-bg: #fff;
    --gradient: linear-gradient(45deg, var(--primary), var(--secondary));
  }

  * {
    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;
  }

  .container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 2rem;
  }

  header {
    background: var(--gradient);
    padding: 2rem;
    text-align: center;
    margin-bottom: 3rem;
    border-radius: 0 0 20px 20px;
    box-shadow: 0 10px 20px rgba(0,0,0,0.1);
  }

  h1 {
    color: white;
    font-size: 2.5rem;
    margin-bottom: 1rem;
    text-shadow: 0 2px 4px rgba(0,0,0,0.2);
  }

  .tagline {
    color: rgba(255,255,255,0.9);
    font-size: 1.2rem;
  }

  article {
    background: white;
    border-radius: 15px;
    padding: 3rem;
    margin-bottom: 3rem;
    box-shadow: 0 5px 15px rgba(0,0,0,0.05);
  }

  h2 {
    color: var(--primary);
    margin: 2rem 0 1.5rem;
    font-size: 1.8rem;
    position: relative;
    padding-bottom: 0.5rem;
  }

  h2::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 60px;
    height: 3px;
    background: var(--gradient);
    border-radius: 3px;
  }

  h3 {
    color: var(--secondary);
    margin: 1.5rem 0 1rem;
    font-size: 1.4rem;
  }

  p {
    margin-bottom: 1.5rem;
    font-size: 1.1rem;
  }

  span {
    color: var(--primary);
    font-weight: bold;
  }

  pre {
    background: #282c34;
    border-radius: 8px;
    padding: 1.5rem;
    margin: 1.5rem 0;
    overflow: auto;
    box-shadow: inset 0 0 10px rgba(0,0,0,0.3);
  }

  code {
    font-family: 'Fira Code', monospace;
    color: #abb2bf;
    font-size: 0.9rem;
  }

  .gallery {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 2rem;
    margin: 3rem 0;
  }

  .gallery img {
    width: 100%;
    height: auto;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
  }

  .gallery img:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 20px rgba(0,0,0,0.2);
  }

  .example-card {
    background: white;
    border-radius: 10px;
    padding: 1.5rem;
    margin-bottom: 2rem;
    box-shadow: 0 5px 15px rgba(0,0,0,0.05);
    border-left: 4px solid var(--primary);
    transition: transform 0.3s ease;
  }

  .example-card:hover {
    transform: translateY(-5px);
  }

  .example-card h4 {
    color: var(--primary);
    margin-bottom: 0.5rem;
    font-size: 1.2rem;
  }

  .notice {
    background: rgba(0,191,255,0.1);
    border-left: 4px solid var(--primary);
    padding: 1rem;
    margin: 2rem 0;
    border-radius: 0 5px 5px 0;
  }

  @media (max-width: 768px) {
    .container {
      padding: 1rem;
    }
    
    article {
      padding: 1.5rem;
    }
    
    h1 {
      font-size: 2rem;
    }
    
    h2 {
      font-size: 1.5rem;
    }
    
    h3 {
      font-size: 1.2rem;
    }
  }

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

  .floating {
    animation: float 3s ease-in-out infinite;
  }

  /* Navigation */
  .nav-links {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 1rem;
    margin: 2rem 0;
  }

  .nav-link {
    padding: 0.8rem 1.5rem;
    background: var(--gradient);
    color: white;
    border-radius: 25px;
    text-decoration: none;
    font-weight: bold;
    transition: transform 0.3s, box-shadow 0.3s;
    box-shadow: 0 4px 6px rgba(0,0,0,0.1);
  }

  .nav-link:hover {
    transform: translateY(-3px);
    box-shadow: 0 6px 12px rgba(0,0,0,0.15);
  }