// Handle player position updates
if (data.data_type === 'player_position_update' && data.payload) {
    const playerData = data.payload;
    const steamid = playerData.steamid;
    const pos = playerData.position;

    console.log('[MAP] Processing player update for:', steamid, pos);

    if (!steamid || !pos) {
        console.warn('[MAP] Invalid player update data:', playerData);
        return;
    }

    // Update or create player data in players object
    if (!players[steamid]) {
        players[steamid] = {};
    }

    // Update all player data
    players[steamid].pos = pos;
    players[steamid].name = playerData.name || players[steamid].name || 'Player';
    players[steamid].level = playerData.level !== undefined ? playerData.level : (players[steamid].level || 0);
    players[steamid].health = playerData.health !== undefined ? playerData.health : (players[steamid].health || 0);
    players[steamid].zombies = playerData.zombies !== undefined ? playerData.zombies : (players[steamid].zombies || 0);
    players[steamid].deaths = playerData.deaths !== undefined ? playerData.deaths : (players[steamid].deaths || 0);
    players[steamid].players = playerData.players !== undefined ? playerData.players : (players[steamid].players || 0);
    players[steamid].score = playerData.score !== undefined ? playerData.score : (players[steamid].score || 0);
    players[steamid].ping = playerData.ping !== undefined ? playerData.ping : (players[steamid].ping || 0);
    players[steamid].is_muted = playerData.is_muted !== undefined ? playerData.is_muted : (players[steamid].is_muted || false);
    players[steamid].is_authenticated = playerData.is_authenticated !== undefined ? playerData.is_authenticated : (players[steamid].is_authenticated || false);
    players[steamid].in_limbo = playerData.in_limbo !== undefined ? playerData.in_limbo : (players[steamid].in_limbo || false);
    players[steamid].is_initialized = playerData.is_initialized !== undefined ? playerData.is_initialized : (players[steamid].is_initialized || false);
    players[steamid].permission_level = playerData.permission_level || players[steamid].permission_level || null;
    players[steamid].dataset = playerData.dataset || players[steamid].dataset || '';

    // Update or create marker
    if (playerMarkers[steamid]) {
        // Update existing marker position and popup
        playerMarkers[steamid].setLatLng([pos.x, pos.z]);
        playerMarkers[steamid].setPopupContent(createPlayerPopup(steamid, players[steamid]));
        console.log('[MAP] Updated player marker:', steamid);
    } else {
        // Create new marker
        const marker = L.circleMarker([pos.x, pos.z], {
            radius: 5,
            fillColor: '#66ccff',
            color: '#0099ff',
            weight: 2,
            opacity: 1,
            fillOpacity: 0.9,
            className: 'player-marker'
        }).addTo(map);

        marker.bindPopup(createPlayerPopup(steamid, players[steamid]));
        playerMarkers[steamid] = marker;
        console.log('[MAP] Created new player marker:', steamid);
    }
}