class CustomNavbar extends HTMLElement {
  connectedCallback() {
    this.attachShadow({ mode: 'open' });
    this.shadowRoot.innerHTML = `
      <style>
        nav {
          width: 100%;
          position: fixed;
          top: 0;
          z-index: 50;
          backdrop-filter: blur(12px);
          background-color: rgba(255,255,255,0.7);
          box-shadow: 0 1px 2px 0 rgba(0,0,0,0.05);
        }
        .container {
          max-width: 1280px;
          margin: 0 auto;
          padding: 0 1rem;
        }
        .flex {
          display: flex;
          justify-content: space-between;
          align-items: center;
          height: 4rem;
        }
        .logo {
          font-size: 1.25rem;
          font-weight: 700;
          background: linear-gradient(to right, #3b82f6, #10b981);
          -webkit-background-clip: text;
          background-clip: text;
          color: transparent;
        }
        .nav-links {
          display: none;
        }
        .nav-link {
          padding: 0.5rem 1rem;
          border-radius: 0.375rem;
          font-size: 0.875rem;
          font-weight: 500;
          color: #4b5563;
          transition: color 0.2s;
        }
        .nav-link:hover {
          color: #2563eb;
        }
        .theme-toggle {
          padding: 0.5rem;
          border-radius: 9999px;
          transition: background-color 0.2s;
        }
        .theme-toggle:hover {
          background-color: rgba(0,0,0,0.05);
        }
        .mobile-menu-button {
          padding: 0.5rem;
          border-radius: 0.375rem;
          transition: background-color 0.2s;
        }
        .mobile-menu-button:hover {
          background-color: rgba(0,0,0,0.05);
        }
        .mobile-menu {
          display: none;
          background-color: rgba(255,255,255,0.9);
          backdrop-filter: blur(12px);
        }
        .mobile-menu.show {
          display: block;
        }
        .mobile-link {
          display: block;
          padding: 0.5rem 1rem;
          border-radius: 0.375rem;
          font-size: 1rem;
          font-weight: 500;
          color: #4b5563;
          transition: color 0.2s;
        }
        .mobile-link:hover {
          color: #2563eb;
        }
        @media (min-width: 768px) {
          .nav-links {
            display: flex;
            align-items: center;
            gap: 1rem;
            margin-left: 2.5rem;
          }
          .mobile-button {
            display: none;
          }
        }
      </style>
      <nav>
        <div class="container">
          <div class="flex">
            <div class="flex-shrink-0">
              <span class="logo">Sourish Dey</span>
            </div>
            <div class="nav-links">
              <a href="#home" class="nav-link">Home</a>
              <a href="#about" class="nav-link">About</a>
              <a href="#education" class="nav-link">Education</a>
              <a href="#skills" class="nav-link">Skills</a>
              <a href="#projects" class="nav-link">Projects</a>
              <a href="#certifications" class="nav-link">Certifications</a>
              <a href="#contact" class="nav-link">Contact</a>
              <button class="theme-toggle">
                <i data-feather="sun"></i>
              </button>
            </div>
            <div class="mobile-button">
              <button class="mobile-menu-button">
                <i data-feather="menu"></i>
              </button>
            </div>
          </div>
        </div>
        <div class="mobile-menu">
          <div class="container">
            <a href="#home" class="mobile-link">Home</a>
            <a href="#about" class="mobile-link">About</a>
            <a href="#education" class="mobile-link">Education</a>
            <a href="#skills" class="mobile-link">Skills</a>
            <a href="#projects" class="mobile-link">Projects</a>
            <a href="#certifications" class="mobile-link">Certifications</a>
            <a href="#contact" class="mobile-link">Contact</a>
            <button class="mobile-link">Toggle Theme</button>
          </div>
        </div>
      </nav>
    `;
  }
}
customElements.define('custom-navbar', CustomNavbar);