会话超时警报

                <div class="relative min-h-screen bg-gray-100 dark:bg-gray-900 flex items-center justify-center p-4">

  <!-- Glassmorphism 배경 효과 -->
  <div class="absolute inset-0 w-full h-full bg-gradient-to-br from-amber-500/20 to-green-600/20 backdrop-filter backdrop-blur-xl z-0"></div>

  <div class="relative bg-white dark:bg-gray-800 bg-opacity-30 dark:bg-opacity-30 rounded-lg shadow-lg p-6 max-w-sm mx-auto z-10 border border-gray-200 dark:border-gray-700">
    
    <!-- 헤더 -->
    <div class="flex items-center justify-between mb-4">
      <h3 class="text-lg font-semibold text-gray-800 dark:text-gray-100">세션 타임아웃</h3>
      <svg class="w-5 h-5 text-gray-600 dark:text-gray-300" 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="M12 8v4l3 3m6-3a9 9 0 11-18 0 9 9 0 0118 0z"></path></svg>
    </div>

    <!-- 내용 -->
    <div class="text-sm text-gray-700 dark:text-gray-200 mb-6">
      <p>보안상의 이유로 회원님의 세션이 곧 만료됩니다. 계속 활동하려면 "세션 연장" 버튼을 클릭해 주세요.</p>
      <p class="mt-2 font-semibold">남은 시간: <span class="text-amber-700 dark:text-amber-400">05:00</span></p>
    </div>

    <!-- 프로그레스 바 (예시) -->
    <div class="w-full bg-gray-300 dark:bg-gray-600 rounded-full h-2 mb-6">
      <div class="bg-green-600 dark:bg-green-500 h-2 rounded-full" style="width: 80%;"></div>
    </div>

    <!-- 버튼 -->
    <div class="flex justify-end space-x-3">
      <button class="px-4 py-2 text-sm font-medium text-gray-700 dark:text-gray-200 border border-transparent rounded-md hover:underline focus:outline-none focus:ring-2 focus:ring-offset-2 focus:ring-gray-500 dark:focus:ring-offset-gray-900">취소</button>
      <button class="px-4 py-2 text-sm font-medium text-white bg-amber-600 border border-transparent rounded-md shadow-sm hover:bg-amber-700 focus:outline-none focus:ring-2 focus:ring-offset-2 focus:ring-amber-500 dark:focus:ring-offset-gray-900 dark:bg-amber-700 dark:hover:bg-amber-800">세션 연장</button>
    </div>

  </div>
</div>
              

                <div class="fixed inset-0 z-50 flex items-center justify-center p-4">
    <div class="relative w-full max-w-md p-6 bg-white rounded-lg shadow-lg dark:bg-gray-800">
        <div class="flex items-center justify-between">
            <h3 class="text-lg font-semibold text-gray-900 dark:text-white">Session Timeout</h3>
            <button class="text-gray-400 hover:text-gray-600 dark:hover:text-gray-300 focus:outline-none">
                <svg class="w-5 h-5" 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>
            </button>
        </div>
        <div class="mt-4">
            <p class="text-sm text-gray-500 dark:text-gray-300">Your session is about to expire. You will be logged out automatically soon.</p>
            <div class="mt-4 flex items-center justify-between">
                <span class="text-sm font-semibold text-gray-900 dark:text-white">Time remaining:</span>
                <span class="text-sm font-mono text-red-600 dark:text-red-400 animation-pulse">0:59</span>
            </div>
        </div>
        <div class="mt-6 flex justify-end space-x-3">
            <button class="px-4 py-2 text-sm font-medium text-gray-700 bg-gray-200 rounded-md hover:bg-gray-300 focus:outline-none dark:text-gray-200 dark:bg-gray-700 dark:hover:bg-gray-600">Cancel</button>
            <button class="px-4 py-2 text-sm font-medium text-white bg-blue-600 rounded-md hover:bg-blue-700 focus:outline-none">Extend Session</button>
        </div>
    </div>
</div>
              

                <div class="flex flex-col items-center justify-center min-h-screen bg-gray-100 dark:bg-gray-900">
    <div class="bg-white dark:bg-gray-800 border border-gray-300 dark:border-gray-700 rounded-lg shadow-lg text-center p-6 max-w-md w-full">
        <img src="https://picsum.photos/200/100?random=1" alt="Session Timeout" class="w-full h-24 rounded-md object-cover mb-4">
        <h2 class="text-2xl font-bold text-gray-800 dark:text-gray-100 mb-2">Session Timeout Warning</h2>
        <p class="text-gray-600 dark:text-gray-400 mb-4">Your session is about to expire due to inactivity. Please save your work and log in again to continue.</p>
        <div class="flex justify-between mb-4">
            <img src="https://randomuser.me/api/portraits/men/1.jpg" alt="User Avatar" class="rounded-full w-10 h-10 border-2 border-gray-400 dark:border-gray-600">
            <p class="text-base font-semibold text-gray-800 dark:text-gray-100">John Doe</p>
        </div>
        <div class="flex space-x-4">
            <button class="px-4 py-2 bg-blue-600 text-white font-bold rounded hover:bg-blue-700 transition duration-200">Stay Logged In</button>
            <button class="px-4 py-2 bg-red-600 text-white font-bold rounded hover:bg-red-700 transition duration-200">Log Out</button>
        </div>
    </div>
</div>
              

                <div class="flex items-center justify-center min-h-screen bg-gray-100 dark:bg-gray-900">
    <div class="w-full max-w-md p-6 bg-white dark:bg-gray-800 rounded-lg shadow-lg transform transition-all hover:scale-105">
        <div class="flex items-center mb-4">
            <img src="https://randomuser.me/api/portraits/men/46.jpg" alt="User Avatar" class="w-16 h-16 rounded-full shadow-md">
            <div class="ml-4">
                <h2 class="text-xl font-semibold text-gray-800 dark:text-gray-200">Session Timeout Alert</h2>
                <p class="text-gray-600 dark:text-gray-400">Your session will expire soon.</p>
            </div>
        </div>
        <div class="mb-4">
            <img src="https://picsum.photos/400/200" alt="Alert Image" class="w-full h-32 object-cover rounded-lg shadow-md">
        </div>
        <p class="text-gray-600 dark:text-gray-400">To maintain security, please save your work and log back in soon.</p>
        <div class="mt-6 flex justify-between">
            <button class="px-4 py-2 text-white bg-blue-500 hover:bg-blue-600 focus:outline-none focus:ring-2 focus:ring-blue-400 rounded-lg shadow-md">Stay Logged In</button>
            <button class="px-4 py-2 text-gray-700 bg-gray-300 hover:bg-gray-400 focus:outline-none focus:ring-2 focus:ring-gray-300 rounded-lg shadow-md">Log Out</button>
        </div>
    </div>
</div>