class CustomNavbar extends HTMLElement {
  connectedCallback() {
    this.attachShadow({ mode: 'open' });
    this.shadowRoot.innerHTML = `
      <style>
        nav {
          background: rgba(255,255,255,0.95);
          backdrop-filter: blur(10px);
          border-bottom: 1px solid #e5e7eb;
          position: fixed;
          top: 0;
          left: 0;
          right: 0;
          z-index: 1000;
          transition: all 0.3s ease;
        }
        .nav-container {
          max-width: 1200px;
          margin: 0 auto;
          padding: 0 1rem;
        }
        .nav-content {
          display: flex;
          justify-content: space-between;
          align-items: center;
          height: 70px;
        }
        .logo {
          font-size: 1.5rem;
          font-weight: 700;
          color: #111827;
          text-decoration: none;
        }
        .logo span {
          color: #ff6600;
        }
        .nav-links {
          display: flex;
          gap: 2rem;
          align-items: center;
        }
        .nav-link {
          color: #374151;
          text-decoration: none;
          font-weight: 500;
          transition: color 0.3s ease;
        }
        .nav-link:hover {
          color: #ff6600;
        }
        .mobile-menu-btn {
          display: none;
          background: none;
          border: none;
          cursor: pointer;
          color: #374151;
        }
        @media (max-width: 768px) {
          .nav-links {
            display: none;
          }
          .mobile-menu-btn {
            display: block;
          }
        }
      </style>
      <nav>
        <div class="nav-container">
          <div class="nav-content">
            <a href="/" class="logo">
              Nano<span>Matter</span>
            </a>
            <div class="nav-links">
              <a href="#about" class="nav-link">About</a>
              <a href="#technologies" class="nav-link">Technologies</a>
              <a href="#service" class="nav-link">Services</a>
              <a href="#partnerships" class="nav-link">Partnerships</a>
              <a href="#contact" class="nav-link">Contact</a>
            </div>
            <button class="mobile-menu-btn">
              <i data-feather="menu"></i>
            </button>
          </div>
        </div>
      </nav>
    `;
  }
}

customElements.define('custom-navbar', CustomNavbar);