components/navbar.js

class CustomNavbar extends HTMLElement {
  connectedCallback() {
    this.attachShadow({ mode: 'open' });
    this.shadowRoot.innerHTML = `
      <style>
        nav {
          background: rgba(255, 255, 255, 0.9);
          backdrop-filter: blur(10px);
          padding: 1rem 2rem;
          display: flex;
          justify-content: space-between;
          align-items: center;
          box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
          position: sticky;
          top: 0;
          z-index: 100;
        }
        .logo {
          font-size: 1.5rem;
          font-weight: bold;
          background: linear-gradient(45deg, #667eea, #764ba2);
          -webkit-background-clip: text;
          -webkit-text-fill-color: transparent;
          text-decoration: none;
        }
        .nav-links {
          display: flex;
          gap: 2rem;
        }
        .nav-links a {
          text-decoration: none;
          color: #333;
          font-weight: 500;
          transition: color 0.3s ease;
        }
        .nav-links a:hover {
          color: #667eea;
        }
        @media (max-width: 768px) {
          nav {
            flex-direction: column;
            gap: 1rem;
          }
          .nav-links {
            flex-wrap: wrap;
            justify-content: center;
          }
        }
      </style>
      <nav>
        <a href="/" class="logo">HelloWorldApp 🌍</a>
        <div class="nav-links">
          <a href="/">Home</a>
          <a href="#">About</a>
          <a href="#">Contact</a>
        </div>
      </nav>
    `;
  }
}
customElements.define('custom-navbar', CustomNavbar);