/* 基础样式 */
  * {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
  }

  :root {
    --deep-purple: #6a0dad;
    --neon-blue: #00f;
    --electric-green: #0f0;
    --dark-background: #0e0e0e;
    --text-color: #ffffff;
    --secondary-text: #cccccc;
    --gradient-bg: linear-gradient(135deg, #6a0dad, #00f, #0f0);
    --font-sans: 'Roboto', sans-serif;
    --font-fancy: 'Futura', sans-serif;
  }

  body {
    font-family: var(--font-sans);
    background: var(--dark-background);
    color: var(--text-color);
    line-height: 1.6;
    padding: 20px;
    background: var(--gradient-bg);
    background-attachment: fixed;
  }

  header {
    text-align: center;
    padding: 40px 20px;
    background: rgba(0, 0, 0, 0.6);
    border-radius: 10px;
    margin-bottom: 20px;
  }

  header h1 {
    font-family: var(--font-fancy);
    font-size: 2.5rem;
    color: var(--electric-green);
    margin-bottom: 10px;
  }

  header p {
    font-size: 1.2rem;
    color: var(--secondary-text);
  }

  .container {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 20px;
    padding: 20px;
    background: rgba(10, 10, 10, 0.8);
    border-radius: 10px;
  }

  .main-content {
    padding: 20px;
  }

  .main-content h2,
  .main-content h3,
  .main-content h4 {
    color: var(--neon-blue);
    margin-bottom: 15px;
  }

  .main-content p {
    margin-bottom: 15px;
    color: var(--text-color);
  }

  .main-content ul {
    list-style: disc inside;
    margin-bottom: 15px;
  }

  .main-content li {
    margin-bottom: 10px;
    color: var(--secondary-text);
  }

  pre {
    background: #1a1a1a;
    padding: 15px;
    border-radius: 5px;
    overflow-x: auto;
    margin-bottom: 15px;
  }

  code {
    color: #00ff99;
    font-family: 'Courier New', Courier, monospace;
  }

  .secondary-info {
    padding: 20px;
    background: rgba(0, 128, 255, 0.5);
    border-radius: 10px;
  }

  .secondary-info h3 {
    color: var(--electric-green);
    margin-bottom: 10px;
  }

  .secondary-info ul {
    list-style: square inside;
  }

  .secondary-info li {
    margin-bottom: 10px;
    color: var(--text-color);
  }

  .images-grid {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
  }

  .images-grid img {
    width: 100px;
    height: 100px;
    object-fit: cover;
    border-radius: 5px;
  }

  .sample-display {
    margin-top: 40px;
    padding: 20px;
    background: rgba(20, 20, 20, 0.9);
    border-radius: 10px;
  }

  .sample-display h2 {
    color: var(--electric-green);
    margin-bottom: 20px;
    text-align: center;
  }

  .sample-display article {
    max-height: 600px;
    overflow-y: auto;
  }

  .sample-display pre {
    background: #2e2e2e;
    padding: 10px;
    border-radius: 5px;
    overflow-x: auto;
  }

  .footer {
    text-align: center;
    margin-top: 40px;
    padding: 20px;
    background: rgba(0, 0, 0, 0.6);
    border-radius: 10px;
    color: var(--secondary-text);
  }

  /* 动画效果 */
  @keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
  }

  .main-content, .secondary-info, .sample-display, header, .footer {
    animation: fadeIn 2s ease-in;
  }

  /* 响应式设计 */
  @media (max-width: 1440px) {
    .container {
      grid-template-columns: 2fr 1fr;
    }
  }

  @media (max-width: 1200px) {
    .container {
      grid-template-columns: 1fr;
    }
  }

  @media (max-width: 1024px) {
    .images-grid img {
      width: 80px;
      height: 80px;
    }
  }

  @media (max-width: 768px) {
    .container {
      grid-template-columns: 1fr;
    }

    header h1 {
      font-size: 2rem;
    }
  }

  @media (max-width: 480px) {
    .images-grid img {
      width: 60px;
      height: 60px;
    }

    header h1 {
      font-size: 1.8rem;
    }

    .main-content h2 {
      font-size: 1.5rem;
    }
  }

  @media (max-width: 320px) {
    header h1 {
      font-size: 1.5rem;
    }

    .main-content h2 {
      font-size: 1.2rem;
    }

    .secondary-info {
      padding: 10px;
    }
  }