components/footer.js

class CustomFooter extends HTMLElement {
  connectedCallback() {
    this.attachShadow({ mode: 'open' });
    this.shadowRoot.innerHTML = `
      <style>
        footer {
          background: rgba(255, 255, 255, 0.9);
          backdrop-filter: blur(10px);
          padding: 2rem;
          text-align: center;
          box-shadow: 0 -2px 10px rgba(0, 0, 0, 0.1);
          margin-top: auto;
        }
        .footer-content {
          max-width: 1200px;
          margin: 0 auto;
        }
        .footer-links {
          display: flex;
          justify-content: center;
          gap: 2rem;
          margin-bottom: 1rem;
          flex-wrap: wrap;
        }
        .footer-links a {
          text-decoration: none;
          color: #333;
          font-weight: 500;
          transition: color 0.3s ease;
        }
        .footer-links a:hover {
          color: #667eea;
        }
        .copyright {
          color: #666;
          font-size: 0.9rem;
        }
        @media (max-width: 768px) {
          .footer-links {
            flex-direction: column;
            gap: 1rem;
          }
        }
      </style>
      <footer>
        <div class="footer-content">
          <div class="footer-links">
            <a href="#">Privacy Policy</a>
            <a href="#">Terms of Service</a>
            <a href="#">Contact Us</a>
            <a href="#">About</a>
          </div>
          <p class="copyright">&copy; 2023 HelloWorldApp. All rights reserved. Made with ❤️</p>
        </div>
      </footer>
    `;
  }
}
customElements.define('custom-footer', CustomFooter);