:root {
    --primary: linear-gradient(135deg, #1e3c72 0%, #2a5298 70%, #6a3093 100%);
    --secondary: rgba(42, 82, 152, 0.25);
    --accent: #ff7f50;
    --text-light: #f0f4f8;
    --text-dark: #1a1a2e;
    --card-bg: rgba(255, 255, 255, 0.1);
    --transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.1);
  }

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

  body {
    font-family: 'Open Sans', sans-serif;
    color: var(--text-light);
    background: var(--primary);
    line-height: 1.7;
    overflow-x: hidden;
    min-height: 100%;
    display: flex;
    flex-direction: column;
  }

  .header {
    position: relative;
    padding: 2rem;
    text-align: center;
    background: rgba(30, 60, 114, 0.3);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(255,255,255,0.1);
    z-index: 100;
  }

  .header h1 {
    font-family: 'Montserrat', sans-serif;
    font-size: 2.5rem;
    margin-bottom: 1rem;
    text-shadow: 0 4px 12px rgba(0,0,0,0.3);
    background: linear-gradient(to right, #fff 20%, #ff7f50 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
  }

  .notice {
    background: rgba(255,127,80,0.2);
    padding: 0.8rem;
    border-radius: 8px;
    display: inline-block;
    font-size: 0.9rem;
    margin-top: 1rem;
    border: 1px solid var(--accent);
  }

  .main-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 2rem;
    display: grid;
    grid-template-columns: 1fr;
    gap: 3rem;
  }

  article {
    background: var(--card-bg);
    backdrop-filter: blur(8px);
    border-radius: 16px;
    padding: 3rem;
    box-shadow: 0 12px 30px rgba(0,0,0,0.2);
    border: 1px solid rgba(255,255,255,0.1);
  }

  article h2 {
    font-family: 'Raleway', sans-serif;
    font-size: 1.8rem;
    margin-bottom: 1.5rem;
    color: white;
    text-shadow: 0 2px 8px rgba(0,0,0,0.3);
    position: relative;
    padding-bottom: 0.5rem;
  }

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

  article h3 {
    font-size: 1.4rem;
    margin: 2rem 0 1rem;
    color: var(--text-light);
    text-shadow: 0 1px 4px rgba(0,0,0,0.2);
  }

  article p, article span {
    font-size: 1.1rem;
    margin-bottom: 1.5rem;
    color: rgba(255,255,255,0.9);
  }

  article code {
    background: rgba(0,0,0,0.3);
    padding: 0.2rem 0.4rem;
    border-radius: 4px;
    font-family: 'Courier New', monospace;
    color: #ffcc99;
  }

  pre {
    background: rgba(0,0,0,0.4);
    border-radius: 8px;
    padding: 1.5rem;
    margin: 1.5rem 0;
    overflow: auto;
    border-left: 4px solid var(--accent);
  }

  pre code {
    background: transparent;
    padding: 0;
    color: #f8f8f2;
    font-size: 0.95rem;
    line-height: 1.5;
  }

  table {
    width: 100%;
    border-collapse: collapse;
    margin: 2rem 0;
    background: rgba(0,0,0,0.2);
    border-radius: 8px;
    overflow: hidden;
  }

  table th {
    background: rgba(255,127,80,0.3);
    padding: 1rem;
    text-align: left;
    font-weight: 600;
  }

  table td {
    padding: 1rem;
    border-bottom: 1px solid rgba(255,255,255,0.1);
  }

  table tr:last-child td {
    border-bottom: none;
  }

  .image-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 1.5rem;
    margin: 2rem 0;
  }

  .image-card {
    background: rgba(255,255,255,0.05);
    border-radius: 12px;
    overflow: hidden;
    transition: var(--transition);
    box-shadow: 0 6px 16px rgba(0,0,0,0.1);
    position: relative;
  }

  .image-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 12px 24px rgba(0,0,0,0.2);
  }

  .image-card img {
    width: 100%;
    height: auto;
    display: block;
    transition: var(--transition);
  }

  .image-card:hover img {
    transform: scale(1.05);
  }

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

  .nav-link {
    padding: 0.8rem 1.5rem;
    background: rgba(255,127,80,0.2);
    border-radius: 50px;
    color: white;
    text-decoration: none;
    transition: var(--transition);
    border: 1px solid rgba(255,127,80,0.3);
    font-weight: 500;
  }

  .nav-link:hover {
    background: rgba(255,127,80,0.4);
    transform: translateY(-2px);
  }

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

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

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

  @keyframes pulse {
    0%, 100% {
      opacity: 1;
    }
    50% {
      opacity: 0.6;
    }
  }

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