:root {
    --primary: #0d47a1;
    --secondary: #311b92;
    --accent: #ff9800;
    --text: #ffffff;
    --bg-dark: #121212;
    --card-bg: rgba(255, 255, 255, 0.1);
  }

  @font-face {
    font-family: 'Fira Sans Bold';
    src: url('data:font/woff2;base64,d09GMgABAAAA...') format('woff2');
    font-weight: bold;
    font-style: normal;
  }

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

  body {
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    color: var(--text);
    font-family: 'Roboto', sans-serif;
    line-height: 1.6;
    min-height: 100%;
    overflow-x: hidden;
  }

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

  .header {
    text-align: center;
    padding: 80px 0 40px;
    position: relative;
  }

  .header::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle at 50% 50%, rgba(255, 152, 0, 0.1) 0%, transparent 70%);
    z-index: -1;
  }

  h1, h2, h3, h4 {
    font-family: 'Fira Sans Bold', sans-serif;
    color: var(--accent);
    margin-bottom: 20px;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
  }

  h1 {
    font-size: 2.8rem;
    background: linear-gradient(90deg, var(--accent), #ff5722);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    margin-bottom: 30px;
  }

  h2 {
    font-size: 2.2rem;
    position: relative;
    padding-bottom: 15px;
  }

  h2::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 80px;
    height: 3px;
    background: var(--accent);
    border-radius: 3px;
  }

  h3 {
    font-size: 1.8rem;
    margin-top: 40px;
  }

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

  .tech-notice {
    background: rgba(0, 0, 0, 0.3);
    padding: 15px;
    border-left: 4px solid var(--accent);
    margin: 30px 0;
    font-size: 0.9rem;
  }

  .content-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(500px, 1fr));
    gap: 30px;
    margin: 50px 0;
  }

  .grid-item {
    background: var(--card-bg);
    padding: 30px;
    border-radius: 15px;
    transition: all 0.4s ease;
    position: relative;
    overflow: hidden;
    backdrop-filter: blur(10px);
  }

  .grid-item::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: linear-gradient(45deg, transparent, rgba(255, 152, 0, 0.1), transparent);
    transform: rotate(45deg);
    transition: all 0.6s ease;
    opacity: 0;
  }

  .grid-item:hover::before {
    opacity: 1;
    animation: shine 1.5s infinite;
  }

  @keyframes shine {
    0% { left: -50%; }
    100% { left: 150%; }
  }

  .grid-item:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.4);
  }

  .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 5px 15px rgba(0, 0, 0, 0.2);
    transition: all 0.3s ease;
    position: relative;
  }

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

  .gallery-item img {
    width: 100%;
    height: auto;
    display: block;
    transition: transform 0.5s ease;
  }

  .gallery-item:hover img {
    transform: scale(1.1);
  }

  pre {
    background: rgba(0, 0, 0, 0.3);
    border-radius: 8px;
    padding: 20px;
    overflow: auto;
    margin: 20px 0;
    font-size: 0.9rem;
    line-height: 1.5;
    position: relative;
  }

  pre::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 4px;
    height: 100%;
    background: var(--accent);
    border-radius: 8px 0 0 8px;
  }

  code {
    font-family: 'Courier New', monospace;
    color: #f8f8f2;
  }

  table {
    width: 100%;
    border-collapse: collapse;
    margin: 30px 0;
    background: rgba(0, 0, 0, 0.2);
    border-radius: 10px;
    overflow: hidden;
  }

  th, td {
    padding: 15px;
    text-align: left;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  }

  th {
    background: rgba(255, 152, 0, 0.2);
    font-weight: bold;
  }

  tr:hover {
    background: rgba(255, 255, 255, 0.05);
  }

  .footer {
    text-align: center;
    padding: 30px;
    margin-top: 50px;
    background: rgba(0, 0, 0, 0.2);
    font-size: 0.9rem;
  }

  @media (max-width: 768px) {
    .content-grid {
      grid-template-columns: 1fr;
    }
    
    h1 {
      font-size: 2rem;
    }
    
    h2 {
      font-size: 1.8rem;
    }
  }