:root {
    --primary: linear-gradient(135deg, #001f3f, #39FF14);
    --secondary: rgba(0, 31, 63, 0.8);
    --accent: #39FF14;
    --text: #333;
    --light: #fff;
    --dark: #000814;
    --card-bg: rgba(255, 255, 255, 0.9);
  }

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

  body {
    background: var(--primary);
    color: var(--text);
    line-height: 1.6;
    animation: aurora 15s ease infinite;
    padding-top: 80px;
  }

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

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

  .header {
    text-align: center;
    margin-bottom: 40px;
    position: relative;
  }

  .header h1 {
    font-size: 2.5rem;
    color: var(--light);
    margin-bottom: 20px;
    text-shadow: 0 2px 10px rgba(0,0,0,0.3);
  }

  .header p {
    color: var(--light);
    font-size: 1.2rem;
    max-width: 800px;
    margin: 0 auto;
  }

  .notice {
    background: rgba(255,255,255,0.2);
    padding: 15px;
    border-radius: 8px;
    text-align: center;
    margin: 20px 0;
    color: var(--light);
    backdrop-filter: blur(5px);
  }

  article {
    background: var(--card-bg);
    border-radius: 15px;
    padding: 40px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.2);
    margin-bottom: 40px;
  }

  article h2 {
    color: var(--secondary);
    margin: 30px 0 20px;
    font-size: 1.8rem;
    position: relative;
    padding-bottom: 10px;
  }

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

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

  pre {
    background: var(--dark);
    border-radius: 8px;
    padding: 20px;
    margin: 20px 0;
    overflow-x: auto;
    box-shadow: inset 0 0 10px rgba(0,0,0,0.5);
  }

  code {
    color: var(--accent);
    font-family: 'Courier New', monospace;
  }

  .gallery {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 20px;
    margin: 30px 0;
  }

  .gallery 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 ease;
  }

  .gallery img:hover {
    transform: scale(1.03);
  }

  .navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background: var(--secondary);
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 40px;
    z-index: 1000;
    backdrop-filter: blur(10px);
    box-shadow: 0 2px 20px rgba(0,0,0,0.2);
  }

  .nav-links {
    display: flex;
    gap: 30px;
  }

  .nav-links a {
    color: var(--light);
    text-decoration: none;
    font-weight: 500;
    position: relative;
    padding: 5px 0;
  }

  .nav-links a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--accent);
    transition: width 0.3s ease;
  }

  .nav-links a:hover::after {
    width: 100%;
  }

  .logo {
    color: var(--accent);
    font-weight: bold;
    font-size: 1.5rem;
  }

  @media (max-width: 768px) {
    .navbar {
      flex-direction: column;
      padding: 15px;
    }
    
    .nav-links {
      margin-top: 15px;
      gap: 15px;
    }
    
    article {
      padding: 25px;
    }
    
    .header h1 {
      font-size: 2rem;
    }
  }