/**
 * Helper function to get game image with fallback
 */
function getGameImage($imageUrl, $gameName = '') {
    // If image URL is from provider CDN, keep it
    if (strpos($imageUrl, 'tbs2api.dark-a.com') !== false) {
        return htmlspecialchars($imageUrl);
    }
    
    // If empty or placeholder, generate a colored placeholder
    if (empty($imageUrl) || strpos($imageUrl, 'via.placeholder.com') !== false) {
        // Generate a consistent color based on game name
        $color1 = substr(md5($gameName), 0, 6);
        $color2 = 'ffd700'; // Gold text
        
        $text = urlencode($gameName ?: 'Game');
        return "https://via.placeholder.com/300x225/{$color1}/{$color2}?text={$text}";
    }
    
    return htmlspecialchars($imageUrl);
}