components/footer.js

class CustomFooter extends HTMLElement {
  connectedCallback() {
    this.attachShadow({ mode: 'open' });
    this.shadowRoot.innerHTML = `
      <style>
        :host {
          display: block;
          margin-top: 4rem;
        }
        
        * {
          margin: 0;
          padding: 0;
          box-sizing: border-box;
        }
        
        .footer {
          background-color: #1F2937;
          color: #d1d5db;
          padding: 3rem 1rem 2rem;
        }
        
        .container {
          max-width: 1280px;
          margin: 0 auto;
        }
        
        .footer-grid {
          display: grid;
          grid-template-columns: repeat(4, 1fr);
          gap: 2rem;
          margin-bottom: 3rem;
        }
        
        .footer-logo {
          color: white;
          font-size: 1.5rem;
          font-weight: 700;
          margin-bottom: 1rem;
          display: flex;
          align-items: center;
          gap: 0.75rem;
        }
        
        .footer-description {
          color: #9ca3af;
          font-size: 0.875rem;
          line-height: 1.5;
          margin-bottom: 1.5rem;
        }
        
        .social-links {
          display: flex;
          gap: 1rem;
        }
        
        .social-link {
          color: #9ca3af;
          transition: color 0.2s;
        }
        
        .social-link:hover {
          color: white;
        }
        
        .footer-heading {
          color: white;
          font-weight: 600;
          margin-bottom: 1.5rem;
          font-size: 1rem;
        }
        
        .footer-links {
          list-style: none;
        }
        
        .footer-link {
          margin-bottom: 0.75rem;
        }
        
        .footer-link a {
          color: #9ca3af;
          text-decoration: none;
          font-size: 0.875rem;
          transition: color 0.2s;
        }
        
        .footer-link a:hover {
          color: white;
        }
        
        .copyright {
          border-top: 1px solid #374151;
          padding-top: 2rem;
          text-align: center;
          color: #9ca3af;
          font-size: 0.875rem;
        }
        
        @media (max-width: 768px) {
          .footer-grid {
            grid-template-columns: repeat(2, 1fr);
          }
        }
        
        @media (max-width: 480px) {
          .footer-grid {
            grid-template-columns: 1fr;
          }
        }
      </style>
      
      <footer class="footer">
        <div class="container">
          <div class="footer-grid">
            <div>
              <div class="footer-logo">
                <svg width="24" height="24" viewBox="0 0 24 24" fill="none" xmlns="http://www.w3.org/2000/svg">
                  <path d="M12 2L2 7L12 12L22 7L12 2Z" stroke="white" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"/>
                  <path d="M2 17L12 22L22 17" stroke="white" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"/>
                  <path d="M2 12L12 17L22 12" stroke="white" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"/>
                </svg>
                Replit
              </div>
              <p class="footer-description">
                Build, collaborate, and ship software faster with our cloud-based IDE.
              </p>
              <div class="social-links">
                <a href="#" class="social-link">
                  <i data-feather="twitter"></i>
                </a>
                <a href="#" class="social-link">
                  <i data-feather="github"></i>
                </a>
                <a href="#" class="social-link">
                  <i data-feather="youtube"></i>
                </a>
                <a href="#" class="social-link">
                  <i data-feather="linkedin"></i>
                </a>
              </div>
            </div>
            
            <div>
              <h3 class="footer-heading">Product</h3>
              <ul class="footer-links">
                <li class="footer-link"><a href="#">Features</a></li>
                <li class="footer-link"><a href="#">Templates</a></li>
                <li class="footer-link"><a href="#">Languages</a></li>
                <li class="footer-link"><a href="#">Mobile App</a></li>
                <li class="footer-link"><a href="#">Pricing</a></li>
              </ul>
            </div>
            
            <div>
              <h3 class="footer-heading">Resources</h3>
              <ul class="footer-links">
                <li class="footer-link"><a href="#">Documentation</a></li>
                <li class="footer-link"><a href="#">Tutorials</a></li>
                <li class="footer-link"><a href="#">Blog</a></li>
                <li class="footer-link"><a href="#">Community</a></li>
                <li class="footer-link"><a href="#">Support</a></li>
              </ul>
            </div>
            
            <div>
              <h3 class="footer-heading">Company</h3>
              <ul class="footer-links">
                <li class="footer-link"><a href="#">About</a></li>
                <li class="footer-link"><a href="#">Careers</a></li>
                <li class="footer-link"><a href="#">Terms of Service</a></li>
                <li class="footer-link"><a href="#">Privacy Policy</a></li>
                <li class="footer-link"><a href="#">Contact</a></li>
              </ul>
            </div>
          </div>
          
          <div class="copyright">
            &copy; ${new Date().getFullYear()} Replit Clone. All rights reserved.
          </div>
        </div>
      </footer>
    `;
    
    // Initialize feather icons in shadow DOM
    import('https://unpkg.com/feather-icons').then(() => {
      feather.replace();
    });
  }
}

customElements.define('custom-footer', CustomFooter);