Componente intestazione

<header class="relative w-full py-4 dark:bg-gray-800">
  <div class="container mx-auto flex justify-between items-center px-4">
    <div class="text-2xl font-bold text-gray-800 dark:text-white relative">
      Dashboard
      <span class="absolute top-0 right-0 transform translate-x-1 -translate-y-1 w-3 h-3 bg-purple-300 rounded-full animate-ping"></span>
      <span class="absolute top-0 right-0 transform translate-x-1 -translate-y-1 w-3 h-3 bg-purple-500 rounded-full"></span>
    </div>
    <nav class="hidden md:flex space-x-6">
      <a href="#" class="text-gray-600 dark:text-gray-300 hover:text-purple-600 dark:hover:text-purple-400 transition duration-300 ease-in-out transform hover:scale-105">Overview</a>
      <a href="#" class="text-gray-600 dark:text-gray-300 hover:text-purple-600 dark:hover:text-purple-400 transition duration-300 ease-in-out transform hover:scale-105">Analytics</a>
      <a href="#" class="text-gray-600 dark:text-gray-300 hover:text-purple-600 dark:hover:text-purple-400 transition duration-300 ease-in-out transform hover:scale-105">Reports</a>
      <a href="#" class="text-gray-600 dark:text-gray-300 hover:text-purple-600 dark:hover:text-purple-400 transition duration-300 ease-in-out transform hover:scale-105">Settings</a>
    </nav>
    <div class="flex items-center space-x-4">
      <div class="relative">
        <input type="text" placeholder="Search..." class="px-4 py-2 rounded-full bg-gray-200 dark:bg-gray-700 text-gray-800 dark:text-white focus:outline-none focus:ring-2 focus:ring-purple-400 transition duration-300 ease-in-out">
        <span class="absolute inset-y-0 right-0 pr-3 flex items-center text-gray-600 dark:text-gray-300">
          <svg class="h-5 w-5" fill="none" stroke="currentColor" viewBox="0 0 24 24" xmlns="http://www.w3.org/2000/svg"><path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M21 21l-6-6m2-5a7 7 0 11-14 0 7 7 0 0114 0z"></path></svg>
        </span>
      </div>
      <button class="p-2 rounded-full bg-gray-200 dark:bg-gray-700 text-gray-600 dark:text-gray-300 hover:bg-purple-200 dark:hover:bg-purple-600 transition duration-300 ease-in-out">
        <svg class="h-6 w-6" fill="none" stroke="currentColor" viewBox="0 0 24 24" xmlns="http://www.w3.org/2000/svg"><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 0a6 6 0 00-6 0m6 0h-6"></path></svg>
      </button>
      <img class="h-10 w-10 rounded-full border-2 border-purple-400" src="https://randomuser.me/api/portraits/men/32.jpg" alt="User Avatar">
    </div>
    <button class="md:hidden text-gray-600 dark:text-gray-300">
      <svg class="h-6 w-6" fill="none" stroke="currentColor" viewBox="0 0 24 24" xmlns="http://www.w3.org/2000/svg"><path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M4 6h16M4 12h16M4 18h16"></path></svg>
    </button>
  </div>
</header>