fix: world bounds for bullets

index.html

@@ -890,8 +890,8 @@
                     return false;
                 }
                 
-                // Check bounds
-                if (this.x < 0 || this.x > canvas.width || this.y < 0 || this.y > canvas.height) {
+                // Check world bounds
+                if (this.x < 0 || this.x > game.mapWidth * game.tileSize || this.y < 0 || this.y > game.mapHeight * game.tileSize) {
                     return false;
                 }