:root {
    --primary: linear-gradient(135deg, #6A5ACD, #00BFFF, #32CD32, #FF69B4);
    --secondary: rgba(255, 255, 255, 0.1);
    --accent: #FFD700;
    --text: #ffffff;
    --bg: #000000;
    --card-bg: rgba(255, 255, 255, 0.05);
    --border: rgba(255, 255, 255, 0.2);
  }

  * {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
  }

  body {
    font-family: 'Roboto', sans-serif;
    color: var(--text);
    background: var(--bg);
    line-height: 1.6;
    overflow-x: hidden;
  }

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

  header {
    background: var(--primary);
    background-size: 400% 400%;
    animation: gradientAnimation 15s ease infinite;
    padding: 30px 0;
    text-align: center;
    border-radius: 0 0 30px 30px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
    margin-bottom: 50px;
  }

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

  h1, h2, h3 {
    font-weight: 700;
    margin-bottom: 20px;
  }

  h1 {
    font-size: 2.5rem;
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
  }

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

  h2::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100px;
    height: 3px;
    background: var(--primary);
  }

  h3 {
    font-size: 1.4rem;
    margin-top: 30px;
  }

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

  .notice {
    background: rgba(255, 255, 255, 0.1);
    padding: 15px;
    border-radius: 10px;
    margin: 30px 0;
    text-align: center;
    font-style: italic;
    border-left: 4px solid var(--accent);
  }

  .grid-container {
    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 20px rgba(0, 0, 0, 0.2);
    transition: all 0.3s ease;
    backdrop-filter: blur(5px);
    border: 1px solid var(--border);
  }

  .card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.3);
  }

  .image-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 20px;
    margin: 40px 0;
  }

  .image-card {
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
    transition: all 0.3s ease;
  }

  .image-card:hover {
    transform: scale(1.03);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.3);
  }

  .image-card img {
    width: 100%;
    height: 300px;
    object-fit: cover;
    display: block;
  }

  pre {
    background: rgba(0, 0, 0, 0.3);
    border-radius: 10px;
    padding: 20px;
    margin: 20px 0;
    overflow: auto;
    border-left: 4px solid var(--accent);
    font-family: 'Courier New', monospace;
    font-size: 0.9rem;
  }

  code {
    background: rgba(0, 0, 0, 0.3);
    padding: 2px 5px;
    border-radius: 3px;
    font-family: 'Courier New', monospace;
  }

  .nav-links {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 15px;
    margin: 30px 0;
  }

  .nav-link {
    padding: 10px 20px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 25px;
    text-decoration: none;
    color: var(--text);
    transition: all 0.3s ease;
  }

  .nav-link:hover {
    background: var(--accent);
    color: var(--bg);
    transform: translateY(-3px);
  }

  .cta-button {
    display: inline-block;
    background: linear-gradient(45deg, #FFA500, #FF4500);
    border: none;
    border-radius: 25px;
    color: #fff;
    padding: 15px 30px;
    font-size: 1.1rem;
    cursor: pointer;
    transition: all 0.3s ease;
    text-decoration: none;
    margin: 20px 0;
    box-shadow: 0 5px 15px rgba(255, 165, 0, 0.3);
  }

  .cta-button:hover {
    background: linear-gradient(45deg, #FF4500, #FFA500);
    transform: translateY(-5px);
    box-shadow: 0 10px 20px rgba(255, 165, 0, 0.4);
  }

  footer {
    text-align: center;
    padding: 30px 0;
    margin-top: 50px;
    background: rgba(0, 0, 0, 0.3);
    border-radius: 30px 30px 0 0;
  }

  @media (max-width: 768px) {
    .grid-container {
      grid-template-columns: 1fr;
    }
    
    h1 {
      font-size: 2rem;
    }
    
    h2 {
      font-size: 1.5rem;
    }
  }