イメージライトボックスコンポーネント

<div class="flex items-center justify-center min-h-screen bg-gray-100 dark:bg-gray-900">
    <div class="relative group">
        <img src="https://picsum.photos/300/200" alt="Thumbnail" class="w-48 h-32 rounded-lg shadow-neu transition-transform duration-300 group-hover:scale-105" />
        <div class="hidden absolute top-0 left-0 right-0 bottom-0 bg-white bg-opacity-75 dark:bg-gray-800 rounded-lg shadow-neu group-hover:block">
            <div class="flex items-center justify-center h-full">
                <img src="https://picsum.photos/600/400" alt="Lightbox image" class="max-w-full h-auto rounded-lg" />
            </div>
        </div>
    </div>
</div>

<style>
    .shadow-neu {
        box-shadow: 8px 8px 20px rgba(0, 0, 0, 0.2), 
                    -8px -8px 20px rgba(255, 255, 255, 0.9);
    }
</style>