class AdminSidebar extends HTMLElement {
  connectedCallback() {
    this.attachShadow({ mode: 'open' });
    this.shadowRoot.innerHTML = `
      <style>
        aside {
          width: 250px;
          background: #1f2937;
          color: white;
          height: 100vh;
          position: fixed;
          left: 0;
          top: 0;
          padding-top: 1rem;
        }
        .logo {
          padding: 1rem 1.5rem;
          font-size: 1.25rem;
          font-weight: bold;
          border-bottom: 1px solid #374151;
          margin-bottom: 1rem;
          display: flex;
          align-items: center;
        }
        .logo i {
          margin-right: 0.75rem;
        }
        nav {
          padding: 0.5rem 0;
        }
        .nav-item {
          padding: 0.75rem 1.5rem;
          display: flex;
          align-items: center;
          cursor: pointer;
          transition: all 0.2s;
        }
        .nav-item:hover {
          background: #374151;
        }
        .nav-item.active {
          background: #111827;
          border-left: 4px solid #6366f1;
        }
        .nav-item i {
          margin-right: 0.75rem;
          width: 20px;
          text-align: center;
        }
        .nav-label {
          flex-grow: 1;
        }
      </style>
      <aside>
        <div class="logo">
          <i data-feather="shield"></i>
          <span>Admin Panel</span>
        </div>
        <nav>
          <a href="/admin-dashboard.html" class="nav-item active">
            <i data-feather="home"></i>
            <span class="nav-label">Dashboard</span>
          </a>
          <a href="/admin-products.html" class="nav-item">
            <i data-feather="shopping-bag"></i>
            <span class="nav-label">Products</span>
          </a>
          <a href="/admin-add-product.html" class="nav-item">
            <i data-feather="plus-circle"></i>
            <span class="nav-label">Add Product</span>
          </a>
<a href="/admin-orders.html" class="nav-item">
            <i data-feather="package"></i>
            <span class="nav-label">Orders</span>
          </a>
          <a href="/admin-customers.html" class="nav-item">
            <i data-feather="users"></i>
            <span class="nav-label">Customers</span>
          </a>
          <a href="/admin-analytics.html" class="nav-item">
            <i data-feather="bar-chart-2"></i>
            <span class="nav-label">Analytics</span>
          </a>
          <a href="/admin-settings.html" class="nav-item">
            <i data-feather="settings"></i>
            <span class="nav-label">Settings</span>
          </a>
        </nav>
      </aside>
    `;
    feather.replace();
  }
}
customElements.define('admin-sidebar', AdminSidebar);