イメージライトボックスコンポーネント

<div class="font-sans bg-amber-50 dark:bg-gray-900 text-stone-800 dark:text-stone-200 p-4 sm:p-8 md:p-12 min-h-screen flex items-center justify-center">

  <!-- Grid of Images (simulating a gallery) -->
  <div class="grid grid-cols-1 sm:grid-cols-2 md:grid-cols-3 lg:grid-cols-4 gap-6 max-w-7xl mx-auto" x-data="{ openLightbox: false, currentImage: '' }">

    <!-- Image 1 -->
    <div class="relative group cursor-pointer overflow-hidden rounded-lg shadow-md hover:shadow-lg transition-all duration-300 transform hover:scale-105" @click="openLightbox = true; currentImage = 'https://picsum.photos/id/1018/800/600'">
      <img src="https://picsum.photos/id/1018/400/300" alt="Artistic Image" class="w-full h-48 object-cover rounded-lg transform group-hover:scale-110 transition-transform duration-300" />
      <div class="absolute inset-0 bg-gradient-to-t from-stone-900/60 to-transparent rounded-lg flex items-end p-4 opacity-0 group-hover:opacity-100 transition-opacity duration-300">
        <p class="text-xs text-white">Concept Drawing: 'Ancient Knowledge'</p>
      </div>
      <span class="absolute top-2 right-2 text-white bg-black/50 px-2 py-1 rounded-full text-xs">View</span>
    </div>

    <!-- Image 2 -->
    <div class="relative group cursor-pointer overflow-hidden rounded-lg shadow-md hover:shadow-lg transition-all duration-300 transform hover:scale-105" @click="openLightbox = true; currentImage = 'https://picsum.photos/id/1041/800/600'">
      <img src="https://picsum.photos/id/1041/400/300" alt="Historical Document" class="w-full h-48 object-cover rounded-lg transform group-hover:scale-110 transition-transform duration-300" />
      <div class="absolute inset-0 bg-gradient-to-t from-stone-900/60 to-transparent rounded-lg flex items-end p-4 opacity-0 group-hover:opacity-100 transition-opacity duration-300">
        <p class="text-xs text-white">Scholarly Text: 'Illuminated Manuscripts'</p>
      </div>
      <span class="absolute top-2 right-2 text-white bg-black/50 px-2 py-1 rounded-full text-xs">View</span>
    </div>

    <!-- Image 3 -->
    <div class="relative group cursor-pointer overflow-hidden rounded-lg shadow-md hover:shadow-lg transition-all duration-300 transform hover:scale-105" @click="openLightbox = true; currentImage = 'https://picsum.photos/id/1069/800/600'">
      <img src="https://picsum.photos/id/1069/400/300" alt="Natural Science" class="w-full h-48 object-cover rounded-lg transform group-hover:scale-110 transition-transform duration-300" />
      <div class="absolute inset-0 bg-gradient-to-t from-stone-900/60 to-transparent rounded-lg flex items-end p-4 opacity-0 group-hover:opacity-100 transition-opacity duration-300">
        <p class="text-xs text-white">Botanical Study: 'Flora & Fauna'</p>
      </div>
      <span class="absolute top-2 right-2 text-white bg-black/50 px-2 py-1 rounded-full text-xs">View</span>
    </div>

    <!-- Image 4 -->
    <div class="relative group cursor-pointer overflow-hidden rounded-lg shadow-md hover:shadow-lg transition-all duration-300 transform hover:scale-105" @click="openLightbox = true; currentImage = 'https://picsum.photos/id/1070/800/600'">
      <img src="https://picsum.photos/id/1070/400/300" alt="Architectural Blueprint" class="w-full h-48 object-cover rounded-lg transform group-hover:scale-110 transition-transform duration-300" />
      <div class="absolute inset-0 bg-gradient-to-t from-stone-900/60 to-transparent rounded-lg flex items-end p-4 opacity-0 group-hover:opacity-100 transition-opacity duration-300">
        <p class="text-xs text-white">Historic Architecture: 'The Grand Library'</p>
      </div>
      <span class="absolute top-2 right-2 text-white bg-black/50 px-2 py-1 rounded-full text-xs">View</span>
    </div>

    <!-- Lightbox Overlay (requires Alpine.js for interactivity) -->
    <template x-if="openLightbox">
      <div class="fixed inset-0 z-50 flex items-center justify-center p-4 bg-black/70 backdrop-blur-sm" @click.self="openLightbox = false" @keydown.escape.window="openLightbox = false">
        <div class="relative max-w-4xl max-h-full bg-cover bg-center rounded-xl p-2 md:p-4 perspective transform rotate-x-0 dark:bg-stone-800 transition-all duration-500 ease-out"
             :class="{ 'scale-95 opacity-0': !openLightbox, 'scale-100 opacity-100': openLightbox }"
             x-transition:enter="transition ease-out duration-300"
             x-transition:enter-start="opacity-0 scale-90"
             x-transition:enter-end="opacity-100 scale-100"
             x-transition:leave="transition ease-in duration-200"
             x-transition:leave-start="opacity-100 scale-100"
             x-transition:leave-end="opacity-0 scale-90"
             style="background-image: url('data:image/svg+xml;base64,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'")">
          <img :src="currentImage" alt="Lightbox Image" class="max-w-full max-h-[80vh] object-contain mx-auto my-auto rounded-lg shadow-xl border-4 border-stone-200 dark:border-stone-700 watercolor-border" />

          <!-- Close Button -->
          <button class="absolute top-2 right-2 p-2 rounded-full bg-stone-300 dark:bg-stone-700 text-stone-700 dark:text-stone-300 hover:bg-stone-400 dark:hover:bg-stone-600 transition-colors duration-200 focus:outline-none focus:ring-2 focus:ring-stone-500 focus:ring-offset-2 dark:focus:ring-offset-stone-900" @click="openLightbox = false">
            <svg class="w-6 h-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="M6 18L18 6M6 6l12 12"></path>
            </svg>
            <span class="sr-only">Close Lightbox</span>
          </button>
        </div>
      </div>
    </template>

  </div>

  <!-- Alpine.js script (for basic interactivity, not part of static HTML) -->
  <script>
    // This script is for demonstration purposes for the interactivity.
    // In a real project, Alpine.js would be loaded externally.
    document.addEventListener('alpine:init', () => {
      Alpine.data('lightbox', () => ({
        openLightbox: false,
        currentImage: ''
      }))
    })
  </script>
  <script src="https://unpkg.com/alpinejs" defer></script>

  <!-- Custom CSS for watercolor effect (conceptual, would likely be via `tailwind.config.js` or a separate file) -->
  <style>
    /* Basic watercolor border effect - conceptual, for a true effect, complex SVGs or multiple layered borders would be needed */
    .watercolor-border {
      border: 4px solid transparent;
      border-image: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" width="100" height="100" viewBox="0 0 100 100"><defs><linearGradient id="g" x1="0%" y1="0%" x2="100%" y2="100%"><stop offset="0%" stop-color="%23a8a29e"/><stop offset="25%" stop-color="%23d6d3d1"/><stop offset="50%" stop-color="%23a8a29e"/><stop offset="75%" stop-color="%23d6d3d1"/><stop offset="100%" stop-color="%23a8a29e"/></linearGradient></defs><rect x="0" y="0" width="100" height="100" fill="url(%23g)" opacity="0.5"/><circle cx="20" cy="20" r="15" fill="%23a8a29e" opacity="0.6"/><circle cx="80" cy="80" r="10" fill="%23d6d3d1" opacity="0.6"/><path d="M0,0 L100,0 L100,100 L0,100 Z" fill="none" stroke="%23b4b4b4" stroke-width="5" stroke-dasharray="5 3" opacity="0.3"/></svg>') 30 round;
      border-image-slice: 1;
    }
    .dark .watercolor-border {
      border-image: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" width="100" height="100" viewBox="0 0 100 100"><defs><linearGradient id="g" x1="0%" y1="0%" x2="100%" y2="100%"><stop offset="0%" stop-color="%2344403c"/><stop offset="25%" stop-color="%2357534e"/><stop offset="50%" stop-color="%2344403c"/><stop offset="75%" stop-color="%2357534e"/><stop offset="100%" stop-color="%2344403c"/></linearGradient></defs><rect x="0" y="0" width="100" height="100" fill="url(%23g)" opacity="0.5"/><circle cx="20" cy="20" r="15" fill="%2344403c" opacity="0.6"/><circle cx="80" cy="80" r="10" fill="%2357534e" opacity="0.6"/><path d="M0,0 L100,0 L100,100 L0,100 Z" fill="none" stroke="%236d6d6d" stroke-width="5" stroke-dasharray="5 3" opacity="0.3"/></svg>') 30 round;
    }
  </style>
</div>