Heat Maps 组件

<div class="p-4 bg-white dark:bg-gray-900 rounded-lg shadow-xl">
  <h2 class="text-2xl font-bold mb-4 text-gray-800 dark:text-white">Monthly Activity Heatmap</h2>
  <div class="grid grid-cols-7 gap-1 ">
    <!-- Days of the week -->
    <div class="text-center text-gray-500 dark:text-gray-400 text-xs uppercase">Sun</div>
    <div class="text-center text-gray-500 dark:text-gray-400 text-xs uppercase">Mon</div>
    <div class="text-center text-gray-500 dark:text-gray-400 text-xs uppercase">Tue</div>
    <div class="text-center text-gray-500 dark:text-gray-400 text-xs uppercase">Wed</div>
    <div class="text-center text-gray-500 dark:text-gray-400 text-xs uppercase">Thu</div>
    <div class="text-center text-gray-500 dark:text-gray-400 text-xs uppercase">Fri</div>
    <div class="text-center text-gray-500 dark:text-gray-400 text-xs uppercase">Sat</div>

    <!-- Heatmap cells (example for 4 weeks) -->
    {[...Array(28)].map((_, i) => (
      `<div key={i} class="relative w-8 h-8 md:w-10 md:h-10 transform perspective-1000 -rotate-x-15 rotate-y-15 p-1">
        <div class="absolute inset-0 rounded-md shadow-lg transition-all duration-300 transform
          ${i % 7 === 0 ? "bg-red-500 dark:bg-red-700" : ""}
          ${i % 7 === 1 ? "bg-red-600 dark:bg-red-800" : ""}
          ${i % 7 === 2 ? "bg-orange-500 dark:bg-orange-700" : ""}
          ${i % 7 === 3 ? "bg-orange-600 dark:bg-orange-800" : ""}
          ${i % 7 === 4 ? "bg-red-700 dark:bg-red-900" : ""}
          ${i % 7 === 5 ? "bg-red-800 dark:bg-red-950" : ""}
          ${i % 7 === 6 ? "bg-orange-700 dark:bg-orange-900" : ""}
          hover:scale-110 hover:rotate-x-0 hover:rotate-y-0
          group-hover:opacity-75
          flex items-center justify-center
          text-white text-xs font-bold
          ">
          ${i + 1}
        </div>
      </div>`
    )).join("")}
  </div>
  <div class="mt-4 flex justify-between text-gray-600 dark:text-gray-400">
    <span>Less</span>
    <div class="flex space-x-1">
      <div class="w-4 h-4 bg-red-400 dark:bg-red-600 rounded"></div>
      <div class="w-4 h-4 bg-red-500 dark:bg-red-700 rounded"></div>
      <div class="w-4 h-4 bg-red-600 dark:bg-red-800 rounded"></div>
      <div class="w-4 h-4 bg-red-700 dark:bg-red-900 rounded"></div>
      <div class="w-4 h-4 bg-red-800 dark:bg-red-950 rounded"></div>
    </div>
    <span>More</span>
  </div>
</div>