マテリアルデザイントライアドダッシュボードカード

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    <!-- Metric Card 1 (Red/Pinkish) -->
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          <svg xmlns="http://www.w3.org/2000/svg" class="h-10 w-10 text-red-600 dark:text-red-300" fill="none" viewBox="0 0 24 24" stroke="currentColor" stroke-width="2">
            <path stroke-linecap="round" stroke-linejoin="round" d="M9.75 17L19.5 7.5M9.75 17V10" />
            <path stroke-linecap="round" stroke-linejoin="round" d="M13.5 16.5A.5.5 0 1013.5 15.5A.5.5 0 0013.5 16.5M17.5 12.5A.5.5 0 1017.5 11.5A.5.5 0 0017.5 12.5" />
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        <h3 class="text-2xl font-bold mb-2 text-gray-900 dark:text-white text-center">Total Sales</h3>
        <p class="text-4xl font-extrabold text-red-600 dark:text-red-400 text-center mb-4">$12,345</p>
        <p class="text-sm text-gray-600 dark:text-gray-400 text-center">+5% from last month</p>
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        <a href="#" class="text-red-600 dark:text-red-400 font-medium hover:underline text-sm">View Details</a>
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    <!-- Metric Card 2 (Blue/Cyan) -->
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          <svg xmlns="http://www.w3.org/2000/svg" class="h-10 w-10 text-blue-600 dark:text-blue-300" fill="none" viewBox="0 0 24 24" stroke="currentColor" stroke-width="2">
            <path stroke-linecap="round" stroke-linejoin="round" d="M5.121 17.892A13.914 13.914 0 0112 16c2.582 0 5.121.75 7.029 2.019M12 15a4 4 0 100-8 4 4 0 000 8z" />
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        <h3 class="text-2xl font-bold mb-2 text-gray-900 dark:text-white text-center">New Users</h3>
        <p class="text-4xl font-extrabold text-blue-600 dark:text-blue-400 text-center mb-4">789</p>
        <p class="text-sm text-gray-600 dark:text-gray-400 text-center">+15% week over week</p>
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        <a href="#" class="text-blue-600 dark:text-blue-400 font-medium hover:underline text-sm">User Analytics</a>
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    <!-- Metric Card 3 (Green/Lime) -->
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          <svg xmlns="http://www.w3.org/2000/svg" class="h-10 w-10 text-green-600 dark:text-green-300" fill="none" viewBox="0 0 24 24" stroke="currentColor" stroke-width="2">
            <path stroke-linecap="round" stroke-linejoin="round" d="M7 12l3-3m0 0l3 3m-3-3v8m0-13a9 9 0 110 18A9 9 0 0112 3z" />
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        <h3 class="text-2xl font-bold mb-2 text-gray-900 dark:text-white text-center">Bounce Rate</h3>
        <p class="text-4xl font-extrabold text-green-600 dark:text-green-400 text-center mb-4">3.7<span class="text-xl">%</span></p>
        <p class="text-sm text-gray-600 dark:text-gray-400 text-center">-0.5% from previous period</p>
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      <div class="p-4 border-t border-gray-200 dark:border-gray-700 bg-gray-50 dark:bg-gray-700 text-center">
        <a href="#" class="text-green-600 dark:text-green-400 font-medium hover:underline text-sm">View Report</a>
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