class FluxHeader extends HTMLElement {
  connectedCallback() {
    this.attachShadow({ mode: 'open' });
    this.shadowRoot.innerHTML = `
      <style>
        :host {
          display: block;
        }
        
        .header {
          background-color: #1F2937;
          border-bottom: 1px solid #374151;
          padding: 1rem 0;
        }
        
        .container {
          max-width: 1280px;
          margin: 0 auto;
          padding: 0 1rem;
          display: flex;
          justify-content: space-between;
          align-items: center;
        }
        
        .logo {
          display: flex;
          align-items: center;
          font-weight: 700;
          font-size: 1.5rem;
          color: #F9FAFB;
          text-decoration: none;
        }
        
        .logo-icon {
          color: #10B981;
          margin-right: 0.5rem;
        }
        
        .nav-links {
          display: flex;
          list-style: none;
        }
        
        .nav-links li {
          margin-left: 2rem;
        }
        
        .nav-links a {
          color: #9CA3AF;
          text-decoration: none;
          font-weight: 500;
          transition: color 0.2s;
        }
        
        .nav-links a:hover, .nav-links a.active {
          color: #10B981;
        }
        
        .auth-buttons {
          display: flex;
          align-items: center;
        }
        
        .btn {
          padding: 0.5rem 1rem;
          border-radius: 0.5rem;
          font-weight: 500;
          cursor: pointer;
          transition: all 0.2s;
          border: none;
          font-size: 0.875rem;
        }
        
        .btn-login {
          background-color: transparent;
          color: #9CA3AF;
          margin-right: 0.5rem;
        }
        
        .btn-login:hover {
          color: #F9FAFB;
        }
        
        .btn-signup {
          background-color: #10B981;
          color: white;
        }
        
        .btn-signup:hover {
          background-color: #059669;
        }
        
        .theme-toggle {
          background: none;
          border: none;
          color: #9CA3AF;
          cursor: pointer;
          margin-left: 1rem;
          padding: 0.5rem;
          border-radius: 0.5rem;
        }
        
        .theme-toggle:hover {
          background-color: #374151;
          color: #F9FAFB;
        }
        
        @media (max-width: 768px) {
          .nav-links {
            display: none;
          }
          
          .logo span {
            display: none;
          }
        }
      </style>
      
      <header class="header">
        <div class="container">
          <a href="#" class="logo">
            <i data-feather="aperture" class="logo-icon"></i>
            <span>Flux Fusion Studio</span>
          </a>
          <ul class="nav-links">
            <li><a href="index.html" class="active">Create</a></li>
            <li><a href="gallery.html">Gallery</a></li>
            <li><a href="models.html">Models</a></li>
            <li><a href="community.html">Community</a></li>
          </ul>
<div class="auth-buttons">
            <button class="btn btn-login">Log in</button>
            <button class="btn btn-signup">Sign up</button>
            <button class="theme-toggle" id="theme-toggle">
              <i data-feather="moon"></i>
            </button>
          </div>
        </div>
      </header>
    `;
    
    // Initialize Feather Icons after rendering
    setTimeout(() => {
      const icons = this.shadowRoot.querySelectorAll('[data-feather]');
      icons.forEach(icon => {
        const iconName = icon.getAttribute('data-feather');
        const svg = feather.icons[iconName].toSvg();
        icon.outerHTML = svg;
      });
    }, 0);
  }
}

customElements.define('flux-header', FluxHeader);