class CustomNavbar extends HTMLElement {
  connectedCallback() {
    this.attachShadow({ mode: 'open' });
    this.shadowRoot.innerHTML = `
      <style>
        @import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&display=swap');
        * {
          margin: 0;
          padding: 0;
          box-sizing: border-box;
        }
        :host {
          display: block;
          width: 100%;
          position: sticky;
          top: 0;
          z-index: 1000;
        }
        nav {
          background: rgba(255, 255, 255, 0.95);
          backdrop-filter: blur(10px);
          border-bottom: 1px solid #e5e7eb;
          font-family: 'Inter', sans-serif;
        }
        .nav-container {
          max-width: 1200px;
          margin: 0 auto;
          padding: 1rem 1.5rem;
        }
        .nav-content {
          display: flex;
          justify-content: between;
          align-items: center;
        }
        .logo {
          font-weight: 700;
          font-size: 1.5rem;
          background: linear-gradient(45deg, #ec4899, #84cc16);
          -webkit-background-clip: text;
          -webkit-text-fill-color: transparent;
        }
        .nav-links {
          display: flex;
          gap: 2rem;
          align-items: center;
        }
        .nav-link {
          color: #4b5563;
          text-decoration: none;
          font-weight: 500;
          transition: all 0.3s ease;
          padding: 0.5rem 1rem;
          border-radius: 0.5rem;
          display: flex;
          align-items: center;
          gap: 0.5rem;
        }
        .nav-link:hover {
          color: #ec4899;
          background: #fdf2f8;
        }
        .mobile-menu {
          display: none;
          flex-direction: column;
          gap: 1rem;
          padding: 1rem 0;
        }
        .menu-toggle {
          display: none;
          background: none;
          border: none;
          cursor: pointer;
        }
        @media (max-width: 768px) {
          .nav-links { display: none; }
          .menu-toggle { display: block; }
        }
      </style>
      <nav>
        <div class="nav-container">
          <div class="nav-content">
            <a href="index.html" class="logo">
              Quantum Observer 🔭
            </a>
            <div class="nav-links">
              <a href="index.html" class="nav-link">
                <i data-feather="home"></i>
                Home
              </a>
              <a href="dashboard.html" class="nav-link">
                <i data-feather="activity"></i>
                Dashboard
              </a>
              <a href="monitoring.html" class="nav-link">
                <i data-feather="eye"></i>
                Monitoring
              </a>
              <a href="observers.html" class="nav-link">
                <i data-feather="users"></i>
                Observers
              </a>
              <a href="security.html" class="nav-link">
                <i data-feather="shield"></i>
                Security
              </a>
              <a href="observers.html" class="nav-link">
                <i data-feather="eye"></i>
                Illumination
              </a>
<a href="observers.html" class="nav-link">
                <i data-feather="eye"></i>
                Illumination
              </a>
</div>
<button class="menu-toggle" data-menu-toggle>
              <i data-feather="menu"></i>
            </button>
          </div>
            <div class="mobile-menu hidden" data-mobile-menu>
              <a href="index.html" class="nav-link">
                <i data-feather="home"></i>
                Home
              </a>
              <a href="dashboard.html" class="nav-link">
                <i data-feather="activity"></i>
                Dashboard
              </a>
              <a href="monitoring.html" class="nav-link">
                <i data-feather="eye"></i>
                Monitoring
              </a>
              <a href="observers.html" class="nav-link">
                <i data-feather="users"></i>
                Observers
              </a>
              <a href="security.html" class="nav-link">
                <i data-feather="shield"></i>
                Security
              </a>
            </div>
</div>
        </nav>
        <script src="https://unpkg.com/feather-icons"></script>
        <script>feather.replace();</script>
    `;
  }
}

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