Follow Button コンポーネント

<div class="flex items-center justify-center p-4 bg-gray-100 dark:bg-gray-900 min-h-screen">
  <button class="relative flex items-center justify-center px-6 py-2 overflow-hidden font-semibold text-white transition-all duration-300 ease-in-out bg-blue-600 rounded-lg group shadow-lg dark:bg-blue-700 dark:shadow-blue-900/50 hover:shadow-xl hover:scale-105 active:scale-95 focus:outline-none focus:ring-2 focus:ring-offset-2 focus:ring-blue-500 dark:focus:ring-offset-gray-900">
    <span class="relative z-10 text-base group-hover:text-white transition-colors duration-200">
      Follow
    </span>
    <svg class="absolute w-0 h-0 transition-all duration-300 ease-in-out transform -translate-x-full opacity-0 group-hover:opacity-100 group-hover:w-6 group-hover:h-6 group-hover:translate-x-0 group-hover:text-white" 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="M17 8l4 4m0 0l-4 4m4-4H3"></path>
    </svg>
    <span class="absolute top-0 left-0 w-full h-full bg-gradient-to-r from-blue-700 to-blue-500 rounded-lg opacity-0 transition-opacity duration-300 ease-in-out group-hover:opacity-100"></span>
  </button>
</div>