:root {
    --primary: #a8e6cf;
    --secondary: #dcedc1;
    --accent: #4CAF50;
    --dark: #333;
    --light: #f8f9fa;
    --tech-blue: #2196F3;
    --transition: all 0.3s ease;
  }

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

  body {
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    color: var(--dark);
    line-height: 1.6;
    padding-top: 80px;
    min-height: 100%;
  }

  .header-notice {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background: rgba(255,255,255,0.9);
    padding: 10px;
    text-align: center;
    font-size: 14px;
    color: var(--accent);
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    z-index: 1000;
  }

  .container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 40px 20px;
  }

  article {
    background: rgba(255,255,255,0.85);
    border-radius: 20px;
    padding: 40px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
    margin-bottom: 40px;
  }

  h2 {
    font-size: 2.5rem;
    margin-bottom: 30px;
    color: var(--accent);
    position: relative;
    padding-bottom: 15px;
  }

  h2::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100px;
    height: 4px;
    background: linear-gradient(to right, var(--accent), var(--tech-blue));
    border-radius: 2px;
  }

  h3 {
    font-size: 1.8rem;
    margin: 30px 0 20px;
    color: var(--dark);
  }

  p {
    font-size: 1.1rem;
    margin-bottom: 20px;
    line-height: 1.8;
  }

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

  pre {
    background: rgba(0,0,0,0.05);
    border-radius: 10px;
    padding: 20px;
    margin: 30px 0;
    overflow-x: auto;
    border-left: 4px solid var(--accent);
  }

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

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

  .gallery-item {
    background: white;
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
    transition: var(--transition);
  }

  .gallery-item:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 30px rgba(0,0,0,0.2);
  }

  .gallery-item img {
    width: 100%;
    height: auto;
    display: block;
    border-radius: 15px 15px 0 0;
  }

  .gallery-caption {
    padding: 15px;
    text-align: center;
    background: white;
  }

  .nav-links {
    position: fixed;
    right: 20px;
    top: 50%;
    transform: translateY(-50%);
    display: flex;
    flex-direction: column;
    gap: 10px;
    z-index: 100;
  }

  .nav-link {
    background: rgba(255,255,255,0.9);
    width: 50px;
    height: 50px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
    transition: var(--transition);
    cursor: pointer;
  }

  .nav-link:hover {
    background: var(--accent);
    color: white;
    transform: scale(1.1);
  }

  .tech-line {
    position: absolute;
    height: 2px;
    background: linear-gradient(to right, var(--accent), var(--tech-blue));
    opacity: 0.7;
    animation: lineDraw 3s infinite alternate;
  }

  @keyframes lineDraw {
    0% { width: 0; opacity: 0; }
    100% { width: 100%; opacity: 0.7; }
  }

  .floating-elements {
    position: fixed;
    pointer-events: none;
    z-index: -1;
  }

  .floating-element {
    position: absolute;
    background: rgba(168, 230, 207, 0.3);
    border-radius: 50%;
    filter: blur(30px);
    animation: float 15s infinite linear;
  }

  @keyframes float {
    0% { transform: translate(0, 0) rotate(0deg); }
    25% { transform: translate(50px, 50px) rotate(90deg); }
    50% { transform: translate(100px, 0) rotate(180deg); }
    75% { transform: translate(50px, -50px) rotate(270deg); }
    100% { transform: translate(0, 0) rotate(360deg); }
  }

  @media (max-width: 768px) {
    .container {
      padding: 20px;
    }
    
    article {
      padding: 20px;
    }
    
    h2 {
      font-size: 2rem;
    }
    
    h3 {
      font-size: 1.5rem;
    }
    
    .nav-links {
      display: none;
    }
  }