E-commerce Header With Cart & Login Icon

<!-- E-commerce Navbar -->
<nav class="navbar navbar-expand-lg navbar-light bg-white shadow-sm sticky-top py-3">
  <div class="container">
    <!-- Logo -->
    <a class="navbar-brand fw-bold fs-3 d-flex align-items-center" href="#">
      <i class="bi bi-bag-heart-fill text-primary me-2"></i>
      <span>SHOP<span class="text-primary">HUB</span></span>
    </a>

    <!-- Mobile Toggle & Icons Combined for Mobile UX -->
    <div class="d-flex align-items-center d-lg-none ms-auto me-2">
      <a href="#" class="nav-link px-2 position-relative">
        <i class="bi bi-cart3 fs-4"></i>
        <span class="position-absolute top-0 start-100 translate-middle badge rounded-pill bg-primary border border-light" style="font-size: 0.6rem;">3</span>
      </a>
    </div>

    <button class="navbar-toggler border-0 shadow-none" type="button" data-bs-toggle="collapse" data-bs-target="#ecommerceNavbar">
      <span class="navbar-toggler-icon"></span>
    </button>

    <!-- Navbar Links & Search -->
    <div class="collapse navbar-collapse" id="ecommerceNavbar">
      <!-- Main Navigation -->
      <ul class="navbar-nav mx-auto mb-2 mb-lg-0 fw-medium">
        <li class="nav-item px-lg-2">
          <a class="nav-link active" href="#">Home</a>
        </li>
        <li class="nav-item dropdown px-lg-2">
          <a class="nav-link dropdown-toggle" href="#" role="button" data-bs-toggle="dropdown">Shop</a>
          <ul class="dropdown-menu border-0 shadow-sm rounded-3 mt-lg-3">
            <li><a class="dropdown-item" href="#">Electronics</a></li>
            <li><a class="dropdown-item" href="#">Fashion</a></li>
            <li><a class="dropdown-item" href="#">Home & Living</a></li>
            <li>
              <hr class="dropdown-divider">
            </li>
            <li><a class="dropdown-item" href="#">View All Collections</a></li>
          </ul>
        </li>
        <li class="nav-item px-lg-2">
          <a class="nav-link" href="#">Best Sellers</a>
        </li>
        <li class="nav-item px-lg-2">
          <a class="nav-link text-danger" href="#">Flash Sale</a>
        </li>
      </ul>

      <!-- Search Bar -->
      <form class="d-flex me-lg-4 mt-3 mt-lg-0 flex-grow-1 flex-lg-grow-0" style="max-width: 400px;">
        <div class="input-group">
          <input type="text" class="form-control border-light-subtle bg-light rounded-start-pill ps-4" placeholder="Search for items..." aria-label="Search">
          <button class="btn btn-primary rounded-end-pill px-3" type="submit">
            <i class="bi bi-search"></i>
          </button>
        </div>
      </form>

      <!-- User Actions -->
      <div class="navbar-nav align-items-center flex-row gap-3 mt-3 mt-lg-0 justify-content-center">
        <a href="#" class="nav-link p-2 icon-hover" data-bs-toggle="tooltip" title="My Account">
          <i class="bi bi-person fs-4"></i>
        </a>
        <a href="#" class="nav-link p-2 icon-hover position-relative d-none d-lg-block" data-bs-toggle="tooltip" title="Wishlist">
          <i class="bi bi-heart fs-4"></i>
          <span class="position-absolute top-0 start-100 translate-middle p-1 bg-danger border border-light rounded-circle"></span>
        </a>
        <a href="#" class="nav-link p-2 icon-hover position-relative d-none d-lg-block" data-bs-toggle="tooltip" title="Cart">
          <i class="bi bi-cart3 fs-4"></i>
          <span class="position-absolute top-0 start-100 translate-middle badge rounded-pill bg-primary border border-light" style="font-size: 0.65rem;">3</span>
        </a>
      </div>
    </div>
  </div>
</nav>

<style>
  /* Hover Underline Effect */
  .navbar-nav .nav-link {
    position: relative;
    transition: color 0.3s ease;
  }

  @media (min-width: 992px) {
    .navbar-nav .nav-link::after {
      content: '';
      position: absolute;
      width: 0;
      height: 2px;
      bottom: 0;
      left: 50%;
      background-color: #0d6efd;
      transition: all 0.3s ease;
      transform: translateX(-50%);
    }

    .navbar-nav .nav-link:hover::after {
      width: 80%;
    }
  }

  .icon-hover {
    transition: transform 0.2s ease, color 0.2s ease;
  }

  .icon-hover:hover {
    color: #0d6efd !important;
    transform: scale(1.1);
  }

  .dropdown-item {
    transition: all 0.2s;
  }

  .dropdown-item:hover {
    background-color: #f8f9fa;
    color: #0d6efd;
    padding-left: 1.5rem;
  }

  .form-control:focus {
    border-color: #0d6efd;
    box-shadow: none;
    background-color: #fff !important;
  }

</style>

<script>
  // Initialize Tooltips
  var tooltipTriggerList = [].slice.call(document.querySelectorAll('[data-bs-toggle="tooltip"]'))
  var tooltipList = tooltipTriggerList.map(function(tooltipTriggerEl) {
    return new bootstrap.Tooltip(tooltipTriggerEl)
  })

</script>