响应式导航组件

<nav class="bg-white dark:bg-gray-800 shadow">
  <div class="max-w-7xl mx-auto px-2 sm:px-6 lg:px-8">
    <div class="relative flex items-center justify-between h-16">
      <div class="absolute inset-y-0 left-0 flex items-center sm:hidden">
        <!-- Mobile menu button-->
        <button type="button" class="inline-flex items-center justify-center p-2 rounded-md text-gray-400 hover:text-white hover:bg-gray-700 focus:outline-none focus:ring-2 focus:ring-inset focus:ring-white" aria-controls="mobile-menu" aria-expanded="false">
          <span class="sr-only">Open main menu</span>
           <svg class="block h-6 w-6" xmlns="http://www.w3.org/2000/svg" fill="none" viewBox="0 0 24 24" stroke="currentColor" aria-hidden="true">
            <path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M4 6h16M4 12h16M4 18h16" />
          </svg>
          <svg class="hidden h-6 w-6" xmlns="http://www.w3.org/2000/svg" fill="none" viewBox="0 0 24 24" stroke="currentColor" aria-hidden="true">
            <path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M6 18L18 6M6 6l12 12" />
          </svg>
        </button>
      </div>
      <div class="flex-1 flex items-center justify-center sm:items-stretch sm:justify-start">
        <div class="flex-shrink-0">
          <span class="text-xl font-bold text-gray-900 dark:text-white">Logo</span>
        </div>
        <div class="hidden sm:block sm:ml-6">
          <div class="flex space-x-4">
            <!-- Current: "bg-gray-900 text-white", Default: "text-gray-300 hover:bg-gray-700 hover:text-white" -->
            <a href="#" class="text-gray-900 dark:text-gray-300 hover:bg-gray-200 dark:hover:bg-gray-700 hover:text-gray-900 dark:hover:text-white px-3 py-2 rounded-md text-sm font-medium" aria-current="page">Dashboard</a>

            <a href="#" class="text-gray-900 dark:text-gray-300 hover:bg-gray-200 dark:hover:bg-gray-700 hover:text-gray-900 dark:hover:text-white px-3 py-2 rounded-md text-sm font-medium">Team</a>

            <a href="#" class="text-gray-900 dark:text-gray-300 hover:bg-gray-200 dark:hover:bg-gray-700 hover:text-gray-900 dark:hover:text-white px-3 py-2 rounded-md text-sm font-medium">Projects</a>

            <a href="#" class="text-gray-900 dark:text-gray-300 hover:bg-gray-200 dark:hover:bg-gray-700 hover:text-gray-900 dark:hover:text-white px-3 py-2 rounded-md text-sm font-medium">Calendar</a>
          </div>
        </div>
      </div>
      <div class="absolute inset-y-0 right-0 flex items-center pr-2 sm:static sm:inset-auto sm:ml-6 sm:pr-0">
        <button type="button" class="bg-gray-800 p-1 rounded-full text-gray-400 hover:text-white focus:outline-none focus:ring-2 focus:ring-offset-2 focus:ring-offset-gray-800 focus:ring-white">
          <span class="sr-only">View notifications</span>
          <!-- Heroicon name: outline/bell -->
          <svg class="h-6 w-6" xmlns="http://www.w3.org/2000/svg" fill="none" viewBox="0 0 24 24" stroke="currentColor" aria-hidden="true">
            <path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M15 17h5l-1.405-1.405A2.032 2.032 0 0118 14.158V11a6.002 6.002 0 00-4-5.659V5a2 2 0 10-4 0v.341C7.67 6.165 6 8.388 6 11v3.159c0 .538-.214 1.055-.595 1.436L4 17h5m6 0v1a3 3 0 11-6 0v-1m6 0H9"/>
          </svg>
        </button>

        <!-- Profile dropdown -->
        <div class="ml-3 relative">
          <div>
            <button type="button" class="bg-gray-800 flex text-sm rounded-full focus:outline-none focus:ring-2 focus:ring-offset-2 focus:ring-offset-gray-800 focus:ring-white" id="user-menu-button" aria-expanded="false" aria-haspopup="true">
              <span class="sr-only">Open user menu</span>
              <img class="h-8 w-8 rounded-full" src="https://randomuser.me/api/portraits/men/1.jpg" alt="">
            </button>
          </div>
        </div>
      </div>
    </div>
  </div>

  <!-- Mobile menu, show/hide based on menu state. -->
  <div class="sm:hidden" id="mobile-menu">
    <div class="px-2 pt-2 pb-3 space-y-1">
      <!-- Current: "bg-gray-900 text-white", Default: "text-gray-300 hover:bg-gray-700 hover:text-white" -->
      <a href="#" class="text-gray-900 dark:text-gray-300 hover:bg-gray-200 dark:hover:bg-gray-700 hover:text-gray-900 dark:hover:text-white block px-3 py-2 rounded-md text-base font-medium" aria-current="page">Dashboard</a>

      <a href="#" class="text-gray-900 dark:text-gray-300 hover:bg-gray-200 dark:hover:bg-gray-700 hover:text-gray-900 dark:hover:text-white block px-3 py-2 rounded-md text-base font-medium">Team</a>

      <a href="#" class="text-gray-900 dark:text-gray-300 hover:bg-gray-200 dark:hover:bg-gray-700 hover:text-gray-900 dark:hover:text-white block px-3 py-2 rounded-md text-base font-medium">Projects</a>

      <a href="#" class="text-gray-900 dark:text-gray-300 hover:bg-gray-200 dark:hover:bg-gray-700 hover:text-gray-900 dark:hover:text-white block px-3 py-2 rounded-md text-base font-medium">Calendar</a>
    </div>
  </div>
</nav>