components/header.js

class CustomHeader extends HTMLElement {
  connectedCallback() {
    this.attachShadow({ mode: 'open' });
    this.shadowRoot.innerHTML = `
      <style>
        :host {
          display: block;
        }
        
        header {
          background-color: white;
          box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
          position: sticky;
          top: 0;
          z-index: 100;
        }
        
        .container {
          max-width: 1200px;
          margin: 0 auto;
          padding: 0 16px;
        }
        
        nav {
          display: flex;
          justify-content: space-between;
          align-items: center;
          padding: 16px 0;
        }
        
        .logo {
          font-size: 1.5rem;
          font-weight: 700;
          color: #3b82f6;
          text-decoration: none;
          display: flex;
          align-items: center;
        }
        
        .logo i {
          margin-right: 8px;
        }
        
        .nav-links {
          display: flex;
          list-style: none;
        }
        
        .nav-links li {
          margin-left: 24px;
        }
        
        .nav-links a {
          text-decoration: none;
          color: #4b5563;
          font-weight: 500;
          transition: color 0.3s ease;
        }
        
        .nav-links a:hover {
          color: #3b82f6;
        }
        
        .nav-buttons {
          display: flex;
          gap: 12px;
        }
        
        .btn-outline {
          padding: 8px 16px;
          border-radius: 6px;
          font-weight: 500;
          cursor: pointer;
          transition: all 0.3s ease;
          border: 1px solid #d1d5db;
          background: white;
        }
        
        .btn-outline:hover {
          background-color: #f9fafb;
        }
        
        .btn-primary {
          padding: 8px 16px;
          border-radius: 6px;
          font-weight: 500;
          cursor: pointer;
          transition: all 0.3s ease;
          background-color: #3b82f6;
          color: white;
          border: none;
        }
        
        .btn-primary:hover {
          background-color: #2563eb;
        }
        
        @media (max-width: 768px) {
          .nav-links {
            display: none;
          }
        }
      </style>
      
      <header>
        <div class="container">
          <nav>
            <a href="/" class="logo">
              <i data-feather="aperture"></i>
              <span>PromptCraft</span>
            </a>
            
            <ul class="nav-links">
              <li><a href="/">Home</a></li>
              <li><a href="#">Gallery</a></li>
              <li><a href="#">Resources</a></li>
              <li><a href="#">About</a></li>
            </ul>
            
            <div class="nav-buttons">
              <button class="btn-outline">
                <i data-feather="log-in"></i>
                <span>Login</span>
              </button>
              <button class="btn-primary">
                <i data-feather="user-plus"></i>
                <span>Sign Up</span>
              </button>
            </div>
          </nav>
        </div>
      </header>
    `;
    
    // Initialize Feather Icons
    const script = document.createElement('script');
    script.src = "https://cdn.jsdelivr.net/npm/feather-icons/dist/feather.min.js";
    script.onload = () => {
      if (this.shadowRoot) {
        feather.replace();
      }
    };
    this.shadowRoot.appendChild(script);
  }
}

customElements.define('custom-header', CustomHeader);