:root {
    --primary-gradient: linear-gradient(135deg, #1e3c72, #2a5298);
    --secondary-gradient: linear-gradient(45deg, #ff7e5f, #feb47b);
    --accent-color: #feb47b;
    --text-light: #ffffff;
    --text-dark: #333333;
    --bg-light: #f5f5f5;
    --bg-dark: #121212;
    --card-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    --transition: all 0.3s ease;
  }

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

  body {
    background-color: var(--bg-light);
    color: var(--text-dark);
    line-height: 1.6;
    overflow-x: hidden;
  }

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

  /* Header Styles */
  .header {
    background: var(--primary-gradient);
    color: var(--text-light);
    padding: 100px 0;
    text-align: center;
    position: relative;
    overflow: hidden;
    margin-bottom: 60px;
  }

  .header::after {
    content: '';
    position: absolute;
    bottom: -50px;
    left: 0;
    width: 100%;
    height: 100px;
    background: var(--bg-light);
    transform: skewY(-3deg);
    z-index: 1;
  }

  .header h1 {
    font-size: 3rem;
    margin-bottom: 20px;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
  }

  .header p {
    font-size: 1.2rem;
    max-width: 800px;
    margin: 0 auto 30px;
  }

  .design-notice {
    position: fixed;
    top: 20px;
    right: 20px;
    background: rgba(255, 255, 255, 0.9);
    color: var(--text-dark);
    padding: 10px 15px;
    border-radius: 20px;
    font-size: 14px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    z-index: 1000;
  }

  /* Navigation */
  .navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background: rgba(30, 60, 114, 0.9);
    color: var(--text-light);
    padding: 15px 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    z-index: 1000;
    backdrop-filter: blur(10px);
  }

  .nav-links {
    display: flex;
    gap: 20px;
  }

  .nav-links a {
    color: var(--text-light);
    text-decoration: none;
    font-weight: 500;
    transition: var(--transition);
    padding: 5px 10px;
    border-radius: 4px;
  }

  .nav-links a:hover {
    background: rgba(255, 255, 255, 0.2);
  }

  /* Main Content */
  article {
    background: white;
    border-radius: 10px;
    box-shadow: var(--card-shadow);
    padding: 40px;
    margin-bottom: 60px;
    position: relative;
    z-index: 2;
  }

  article h2 {
    color: #2a5298;
    margin-bottom: 30px;
    font-size: 2rem;
    position: relative;
    padding-bottom: 15px;
  }

  article h2::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 80px;
    height: 4px;
    background: var(--secondary-gradient);
    border-radius: 2px;
  }

  article h3 {
    color: #1e3c72;
    margin: 30px 0 20px;
    font-size: 1.5rem;
  }

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

  article span {
    font-weight: bold;
    color: #2a5298;
  }

  /* Code Blocks */
  pre {
    background: #f8f8f8;
    border-radius: 8px;
    padding: 20px;
    margin: 20px 0;
    overflow: auto;
    border-left: 4px solid #2a5298;
  }

  code {
    font-family: 'Courier New', monospace;
    color: #333;
  }

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

  .gallery-item {
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
    transition: var(--transition);
    height: 300px;
  }

  .gallery-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 16px rgba(0, 0, 0, 0.2);
  }

  .gallery-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition);
  }

  .gallery-item:hover img {
    transform: scale(1.05);
  }

  /* Card Layout */
  .card-container {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 30px;
    margin: 40px 0;
  }

  .card {
    background: white;
    border-radius: 10px;
    box-shadow: var(--card-shadow);
    padding: 30px;
    transition: var(--transition);
  }

  .card:hover {
    transform: translateY(-10px);
    box-shadow: 0 8px 16px rgba(0, 0, 0, 0.15);
  }

  .card h4 {
    color: #1e3c72;
    margin-bottom: 15px;
    font-size: 1.3rem;
  }

  .card p {
    color: #666;
    font-size: 1rem;
  }

  /* Footer */
  .footer {
    background: var(--primary-gradient);
    color: var(--text-light);
    padding: 40px 0;
    text-align: center;
    margin-top: 60px;
  }

  .footer p {
    margin-bottom: 10px;
  }

  /* Responsive Adjustments */
  @media (max-width: 768px) {
    .header h1 {
      font-size: 2.2rem;
    }
    
    .header p {
      font-size: 1rem;
    }
    
    article {
      padding: 30px 20px;
    }
    
    .card-container {
      grid-template-columns: 1fr;
    }
    
    .image-gallery {
      grid-template-columns: 1fr;
    }
  }

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

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