components/header.js

class CustomHeader extends HTMLElement {
  connectedCallback() {
    this.attachShadow({ mode: 'open' });
    this.shadowRoot.innerHTML = `
      <style>
        @import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600&display=swap');
        
        :host {
          font-family: 'Inter', sans-serif;
          background-color: #ffffff;
          height: 64px;
          border-bottom: 1px solid #e2e8f0; /* slate-200 */
          display: flex;
          align-items: center;
          justify-content: space-between;
          padding: 0 24px;
          position: sticky;
          top: 0;
          z-index: 10;
        }

        .search-bar {
          display: none;
          background-color: #f8fafc;
          border: 1px solid #e2e8f0;
          border-radius: 8px;
          padding: 8px 16px;
          width: 300px;
          color: #64748b;
          font-size: 0.9rem;
        }
        
        .search-icon {
            position: absolute;
            left: 12px;
            top: 50%;
            transform: translateY(-50%);
            color: #94a3b8;
        }

        @media (min-width: 768px) {
          .search-bar {
            display: block;
          }
        }

        .profile-section {
          display: flex;
          align-items: center;
          gap: 16px;
        }

        .icon-btn {
          background: none;
          border: none;
          cursor: pointer;
          color: #64748b;
          padding: 8px;
          border-radius: 50%;
          transition: background 0.2s;
          display: flex;
          align-items: center;
          justify-content: center;
        }

        .icon-btn:hover {
          background-color: #f1f5f9;
          color: #334155;
        }

        .user-info {
          display: flex;
          align-items: center;
          gap: 10px;
          cursor: pointer;
        }

        .avatar {
          width: 36px;
          height: 36px;
          border-radius: 50%;
          object-fit: cover;
          border: 2px solid #e2e8f0;
        }

        .user-name {
          font-weight: 500;
          color: #334155;
          font-size: 0.9rem;
          display: none;
        }

        @media (min-width: 640px) {
          .user-name {
            display: block;
          }
        }
      </style>
      
      <div class="search-bar">
        <svg class="search-icon" xmlns="http://www.w3.org/2000/svg" width="16" height="16" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><circle cx="11" cy="11" r="8"></circle><line x1="21" y1="21" x2="16.65" y2="16.65"></line></svg>
        <span style="margin-left: 24px">Buscar pedido ou UTM...</span>
      </div>

      <div class="profile-section">
        <button class="icon-btn">
            <svg xmlns="http://www.w3.org/2000/svg" width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><path d="M18 8A6 6 0 0 0 6 8c0 7-3 9-3 9h18s-3-2-3-9"></path><path d="M13.73 21a2 2 0 0 1-3.46 0"></path></svg>
        </button>
        <div class="user-info">
          <img src="http://static.photos/people/100x100/12" alt="User Avatar" class="avatar">
          <span class="user-name">Admin User</span>
        </div>
      </div>
    `;
  }
}

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