body {
      font-family: Arial, sans-serif;
      background: #f7f7f7;
      color: #222;
      margin: 0;
      padding: 24px;
    }

    .container {
      max-width: 800px;
      margin: auto;
      background: white;
      padding: 24px;
      border-radius: 12px;
      box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
    }

    h1 {
      font-size: 36px;
      margin: 0;
    }

    .subtitle {
      font-size: 16px;
      color: #555;
      margin-top: 8px;
      margin-bottom: 24px;
    }

    .nav-links {
      margin-bottom: 24px;
    }

    .nav-links a {
      color: #2563eb;
      text-decoration: none;
      font-size: 15px;
      margin-right: 20px;
    }

    .nav-links a:hover {
      text-decoration: underline;
    }

    hr {
      border: none;
      border-top: 1px solid #ddd;
      margin: 24px 0;
    }

    h2 {
      font-size: 30px;
      margin-top: 0;
      margin-bottom: 20px;
    }

    .project-card {
      border: 1px solid #ddd;
      border-radius: 10px;
      background: #fafafa;
      padding: 20px;
      margin-bottom: 16px;
    }

    .project-card h3 {
      margin-top: 0;
      margin-bottom: 12px;
      font-size: 20px;
    }

    .project-card p {
      font-size: 15px;
      line-height: 1.5;
      color: #333;
      margin-bottom: 14px;
    }

    .project-link {
      color: #2563eb;
      text-decoration: none;
      font-size: 15px;
      font-weight: bold;
    }

    .project-link:hover {
      text-decoration: underline;
    }

    .footer {
      margin-top: 30px;
      padding-top: 16px;
      border-top: 1px solid #ddd;
      color: #666;
      font-size: 13px;
    }

    .footer a {
      color: #2563eb;
      text-decoration: none;
      margin-left: 10px;
    }

    .footer a:hover {
      text-decoration: underline;
    }

    @media (max-width: 768px) {
      body {
        padding: 16px;
      }

      .container {
        padding: 20px;
      }

      h1 {
        font-size: 30px;
      }

      h2 {
        font-size: 24px;
      }

      .project-card h3 {
        font-size: 18px;
      }
    }