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220 lines
6.3 KiB
HTML
220 lines
6.3 KiB
HTML
<!DOCTYPE html>
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<html lang="en">
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<head>
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<meta charset="UTF-8">
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<meta name="viewport" content="width=device-width, initial-scale=1.0">
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<title>Know Foolery - Offline</title>
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<style>
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body {
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font-family: 'Roboto', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
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margin: 0;
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padding: 0;
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background: linear-gradient(135deg, #1976d2 0%, #1565c0 100%);
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color: white;
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min-height: 100vh;
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display: flex;
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align-items: center;
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justify-content: center;
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text-align: center;
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}
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.offline-container {
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max-width: 500px;
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padding: 2rem;
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}
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.offline-icon {
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font-size: 4rem;
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margin-bottom: 1rem;
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opacity: 0.8;
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}
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h1 {
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font-size: 2rem;
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margin-bottom: 1rem;
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font-weight: 300;
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}
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p {
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font-size: 1.1rem;
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margin-bottom: 2rem;
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opacity: 0.9;
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line-height: 1.6;
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}
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.features {
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background: rgba(255, 255, 255, 0.1);
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border-radius: 8px;
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padding: 1.5rem;
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margin: 2rem 0;
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backdrop-filter: blur(10px);
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}
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.features h3 {
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margin-top: 0;
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font-size: 1.2rem;
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color: #fff;
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}
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.features ul {
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list-style: none;
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padding: 0;
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margin: 0;
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}
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.features li {
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padding: 0.5rem 0;
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opacity: 0.9;
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}
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.features li::before {
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content: "✓";
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margin-right: 0.5rem;
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color: #4caf50;
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font-weight: bold;
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}
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.retry-button {
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background: rgba(255, 255, 255, 0.2);
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border: 2px solid white;
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color: white;
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padding: 0.75rem 2rem;
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font-size: 1rem;
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border-radius: 25px;
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cursor: pointer;
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transition: all 0.3s ease;
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text-decoration: none;
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display: inline-block;
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margin-top: 1rem;
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}
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.retry-button:hover {
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background: rgba(255, 255, 255, 0.3);
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transform: translateY(-2px);
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}
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.status-indicator {
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position: fixed;
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top: 20px;
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right: 20px;
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background: rgba(244, 67, 54, 0.9);
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color: white;
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padding: 0.5rem 1rem;
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border-radius: 20px;
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font-size: 0.9rem;
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display: flex;
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align-items: center;
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gap: 0.5rem;
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}
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.status-indicator.online {
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background: rgba(76, 175, 80, 0.9);
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}
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@media (max-width: 600px) {
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.offline-container {
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padding: 1rem;
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}
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h1 {
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font-size: 1.5rem;
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}
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.offline-icon {
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font-size: 3rem;
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}
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}
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@keyframes pulse {
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0% { opacity: 0.8; }
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50% { opacity: 0.4; }
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100% { opacity: 0.8; }
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}
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.pulse {
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animation: pulse 2s infinite;
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}
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</style>
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</head>
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<body>
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<div class="status-indicator" id="status">
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<span id="status-icon">📶</span>
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<span id="status-text">Checking connection...</span>
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</div>
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<div class="offline-container">
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<div class="offline-icon pulse">🌐</div>
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<h1>You're Offline</h1>
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<p>Don't worry! Know Foolery works offline too. You can still enjoy many features while disconnected from the internet.</p>
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<div class="features">
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<h3>Available Offline:</h3>
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<ul>
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<li>Continue your current game session</li>
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<li>Review cached questions and answers</li>
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<li>Browse question themes</li>
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<li>View your recent scores</li>
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<li>Access game rules and help</li>
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</ul>
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</div>
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<p>Your progress will be automatically synchronized when you're back online.</p>
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<a href="/" class="retry-button" onclick="checkConnection()">Try Again</a>
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</div>
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<script>
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// Check online status
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function updateStatus() {
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const statusEl = document.getElementById('status');
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const statusIcon = document.getElementById('status-icon');
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const statusText = document.getElementById('status-text');
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if (navigator.onLine) {
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statusEl.classList.add('online');
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statusIcon.textContent = '🟢';
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statusText.textContent = 'Back Online!';
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// Auto-redirect after 2 seconds when back online
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setTimeout(() => {
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window.location.href = '/';
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}, 2000);
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} else {
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statusEl.classList.remove('online');
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statusIcon.textContent = '🔴';
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statusText.textContent = 'Offline';
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}
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}
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function checkConnection() {
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if (navigator.onLine) {
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window.location.href = '/';
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}
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return false;
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}
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// Listen for online/offline events
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window.addEventListener('online', updateStatus);
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window.addEventListener('offline', updateStatus);
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// Initial status check
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updateStatus();
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// Periodically check connection
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setInterval(updateStatus, 5000);
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// Service worker registration check
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if ('serviceWorker' in navigator) {
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navigator.serviceWorker.getRegistration().then(registration => {
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if (registration) {
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console.log('Service Worker is registered');
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// Try to sync when online
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if (navigator.onLine && 'sync' in registration) {
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registration.sync.register('background-sync');
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}
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}
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});
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}
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</script>
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</body>
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</html> |