/**** 
* Plugins
****/ 
var tween = LK.import("@upit/tween.v1");
var storage = LK.import("@upit/storage.v1", {
	bestScore: 0,
	bestReactionTime: 0
});

/**** 
* Classes
****/ 
var Target = Container.expand(function () {
	var self = Container.call(this);
	self.type = 'normal';
	self.points = 10;
	self.isActive = true;
	self.creationTime = Date.now();
	var targetGraphic = self.attachAsset('target', {
		anchorX: 0.5,
		anchorY: 0.5,
		alpha: 0
	});
	self.resize = function (size) {
		targetGraphic.width = size;
		targetGraphic.height = size;
	};
	self.changeColor = function (color) {
		targetGraphic.tint = color;
	};
	self.appear = function (duration) {
		tween(targetGraphic, {
			alpha: 1,
			width: targetGraphic.width * 1.1,
			height: targetGraphic.height * 1.1
		}, {
			duration: 200,
			easing: tween.easeOut,
			onFinish: function onFinish() {
				tween(targetGraphic, {
					width: targetGraphic.width / 1.1,
					height: targetGraphic.height / 1.1
				}, {
					duration: 200,
					easing: tween.easeIn
				});
			}
		});
	};
	self.disappear = function (callback) {
		tween(targetGraphic, {
			alpha: 0,
			width: targetGraphic.width * 1.5,
			height: targetGraphic.height * 1.5
		}, {
			duration: 300,
			easing: tween.easeOut,
			onFinish: function onFinish() {
				if (callback) {
					callback();
				}
			}
		});
	};
	self.hit = function () {
		if (!self.isActive) {
			return false;
		}
		self.isActive = false;
		var reactionTime = Date.now() - self.creationTime;
		tween(targetGraphic, {
			alpha: 0,
			width: 0,
			height: 0
		}, {
			duration: 200,
			easing: tween.easeOut
		});
		return {
			points: self.points,
			reactionTime: reactionTime
		};
	};
	self.down = function (x, y, obj) {
		if (!self.isActive) {
			return;
		}
		var hitResult = self.hit();
		if (hitResult) {
			LK.getSound('tap').play();
			handleTargetHit(self, hitResult);
		}
	};
	return self;
});
var SpecialTarget = Target.expand(function () {
	var self = Target.call(this);
	self.type = 'special';
	self.points = 25;
	var targetGraphic = self.getChildAt(0);
	targetGraphic.texture = LK.getAsset('targetSpecial', {
		anchorX: 0.5,
		anchorY: 0.5
	}).texture;
	return self;
});
var BombTarget = Target.expand(function () {
	var self = Target.call(this);
	self.type = 'bomb';
	self.points = -30;
	var targetGraphic = self.getChildAt(0);
	targetGraphic.texture = LK.getAsset('targetBomb', {
		anchorX: 0.5,
		anchorY: 0.5
	}).texture;
	// Make bomb lighter red using tint
	targetGraphic.tint = 0xFFAAAA;
	return self;
});

/**** 
* Initialize Game
****/ 
var game = new LK.Game({
	backgroundColor: 0x212121
});

/**** 
* Game Code
****/ 
// Game state
var targets = [];
var score = 0;
var level = 1;
var totalTaps = 0;
var successfulTaps = 0;
var totalReactionTime = 0;
var avgReactionTime = 0;
var bestReactionTime = storage.bestReactionTime || 0;
var targetCount = 0;
var isGameActive = false;
var difficulty = {
	minTimeout: 1200,
	maxTimeout: 2500,
	targetDuration: 1500,
	targetChance: 0.7,
	specialChance: 0.2,
	bombChance: 0.1,
	maxTargets: 2
};
// UI elements
var instructionText = new Text2('Tap the circles as fast as you can!\nTap anywhere to start', {
	size: 60,
	fill: 0xFFFFFF,
	align: 'center'
});
instructionText.anchor.set(0.5, 0.5);
LK.gui.center.addChild(instructionText);
var scoreText = new Text2('Score: 0', {
	size: 50,
	fill: 0xFFFFFF
});
scoreText.anchor.set(1, 0);
scoreText.x = -20;
scoreText.y = 20;
LK.gui.topRight.addChild(scoreText);
var levelText = new Text2('Level: 1', {
	size: 50,
	fill: 0xFFFFFF
});
levelText.anchor.set(0, 0);
levelText.x = 120;
levelText.y = 20;
LK.gui.topRight.addChild(levelText);
var reactionTimeText = new Text2('Avg. Reaction: 0ms', {
	size: 40,
	fill: 0xFFFFFF
});
reactionTimeText.anchor.set(0.5, 0);
reactionTimeText.y = 20;
LK.gui.top.addChild(reactionTimeText);
var bestText = new Text2('Best Score: ' + storage.bestScore, {
	size: 30,
	fill: 0xFFD700
});
bestText.anchor.set(0, 1);
bestText.x = 20;
bestText.y = -20;
LK.gui.bottomLeft.addChild(bestText);
// Game functions
function startGame() {
	score = 0;
	level = 1;
	totalTaps = 0;
	successfulTaps = 0;
	totalReactionTime = 0;
	avgReactionTime = 0;
	targetCount = 0;
	isGameActive = true;
	// Reset difficulty for level 1
	difficulty = {
		minTimeout: 1200,
		maxTimeout: 2500,
		targetDuration: 1500,
		targetChance: 0.7,
		specialChance: 0.2,
		bombChance: 0.1,
		maxTargets: 2
	};
	updateScoreText();
	updateLevelText();
	updateReactionTimeText();
	instructionText.visible = false;
	// Schedule first target
	scheduleNextTarget();
	// Play background music
	LK.playMusic('bgMusic');
}
function scheduleNextTarget() {
	if (!isGameActive) {
		return;
	}
	var delay = Math.random() * (difficulty.maxTimeout - difficulty.minTimeout) + difficulty.minTimeout;
	LK.setTimeout(function () {
		if (!isGameActive) {
			return;
		}
		// Always try to keep the maximum number of targets on screen
		var targetsToSpawn = difficulty.maxTargets - targets.length;
		for (var i = 0; i < targetsToSpawn; i++) {
			// Add a slight delay between spawns
			LK.setTimeout(function () {
				if (isGameActive && targets.length < difficulty.maxTargets) {
					spawnRandomTarget();
				}
			}, i * 150);
		}
		scheduleNextTarget();
	}, delay);
}
function spawnRandomTarget() {
	if (!isGameActive) {
		return;
	}
	var rand = Math.random();
	var newTarget;
	if (rand < difficulty.targetChance) {
		newTarget = new Target();
	} else if (rand < difficulty.targetChance + difficulty.specialChance) {
		newTarget = new SpecialTarget();
	} else {
		newTarget = new BombTarget();
	}
	// Position randomly on screen with margins to ensure visibility
	newTarget.x = Math.random() * (2048 - 300) + 150;
	newTarget.y = Math.random() * (2732 - 400) + 200;
	// Ensure not too close to screen edges or other targets
	// Top-left corner reserved for menu
	if (newTarget.x < 200 && newTarget.y < 200) {
		newTarget.x += 200;
		newTarget.y += 200;
	}
	// Check for overlap with existing targets and reposition if needed
	var attempts = 0;
	var overlap = true;
	var targetRadius = 75; // Half of target size
	var minDistance = targetRadius * 2.5; // Minimum distance between targets
	while (overlap && attempts < 10) {
		overlap = false;
		for (var i = 0; i < targets.length; i++) {
			var existingTarget = targets[i];
			var dx = newTarget.x - existingTarget.x;
			var dy = newTarget.y - existingTarget.y;
			var distance = Math.sqrt(dx * dx + dy * dy);
			if (distance < minDistance) {
				overlap = true;
				// Reposition and try again
				newTarget.x = Math.random() * (2048 - 300) + 150;
				newTarget.y = Math.random() * (2732 - 400) + 200;
				// Still ensure not too close to screen edges
				if (newTarget.x < 200 && newTarget.y < 200) {
					newTarget.x += 200;
					newTarget.y += 200;
				}
				break;
			}
		}
		attempts++;
	}
	game.addChild(newTarget);
	targets.push(newTarget);
	targetCount++;
	newTarget.appear();
	// Schedule target disappearance
	LK.setTimeout(function () {
		if (newTarget.isActive) {
			newTarget.isActive = false;
			newTarget.disappear(function () {
				// Miss penalty - only for normal and special targets
				if (newTarget.type !== 'bomb') {
					LK.getSound('fail').play();
					score = Math.max(0, score - 5); // Penalty for missing
					updateScoreText();
				}
				removeTarget(newTarget);
			});
		}
	}, difficulty.targetDuration);
}
function handleTargetHit(target, hitResult) {
	totalTaps++;
	if (target.type === 'bomb') {
		LK.getSound('fail').play();
		LK.effects.flashScreen(0xFF5722, 300);
	} else {
		successfulTaps++;
		LK.getSound('success').play();
	}
	score += hitResult.points;
	score = Math.max(0, score); // Ensure score doesn't go below 0
	totalReactionTime += hitResult.reactionTime;
	avgReactionTime = Math.round(totalReactionTime / successfulTaps);
	if (successfulTaps > 0 && (bestReactionTime === 0 || avgReactionTime < bestReactionTime)) {
		bestReactionTime = avgReactionTime;
		storage.bestReactionTime = bestReactionTime;
	}
	if (score > storage.bestScore) {
		storage.bestScore = score;
		bestText.setText('Best Score: ' + storage.bestScore);
	}
	updateScoreText();
	updateReactionTimeText();
	removeTarget(target);
	// Level progression
	checkLevelProgression();
}
function removeTarget(target) {
	var index = targets.indexOf(target);
	if (index !== -1) {
		targets.splice(index, 1);
	}
	LK.setTimeout(function () {
		target.destroy();
	}, 300);
}
function checkLevelProgression() {
	var nextLevel = Math.floor(score / 100) + 1;
	if (nextLevel > level) {
		level = nextLevel;
		increaseDifficulty();
		updateLevelText();
		LK.getSound('levelUp').play();
		LK.effects.flashScreen(0x4CAF50, 500);
		var levelUpText = new Text2('LEVEL UP!', {
			size: 80,
			fill: 0x4CAF50
		});
		levelUpText.anchor.set(0.5, 0.5);
		LK.gui.center.addChild(levelUpText);
		// Animate and remove level up text
		tween(levelUpText, {
			alpha: 0,
			y: levelUpText.y - 100
		}, {
			duration: 1000,
			easing: tween.easeOut,
			onFinish: function onFinish() {
				levelUpText.destroy();
			}
		});
	}
}
function increaseDifficulty() {
	// Make game progressively harder with each level
	difficulty.minTimeout = Math.max(400, difficulty.minTimeout - 100);
	difficulty.maxTimeout = Math.max(1000, difficulty.maxTimeout - 150);
	difficulty.targetDuration = Math.max(700, difficulty.targetDuration - 100);
	// Adjust spawn chances
	if (level % 2 === 0) {
		difficulty.maxTargets = Math.min(4, difficulty.maxTargets + 1);
	}
	if (level > 5) {
		difficulty.bombChance = Math.min(0.25, difficulty.bombChance + 0.03);
		difficulty.specialChance = Math.min(0.35, difficulty.specialChance + 0.02);
		difficulty.targetChance = 1 - difficulty.bombChance - difficulty.specialChance;
	}
}
function updateScoreText() {
	scoreText.setText('Score: ' + score);
}
function updateLevelText() {
	levelText.setText('Level: ' + level);
}
function updateReactionTimeText() {
	if (successfulTaps > 0) {
		reactionTimeText.setText('Avg. Reaction: ' + avgReactionTime + 'ms');
	} else {
		reactionTimeText.setText('Avg. Reaction: -');
	}
}
function endGame() {
	isGameActive = false;
	// Clean up any remaining targets
	for (var i = targets.length - 1; i >= 0; i--) {
		var target = targets[i];
		target.isActive = false;
		target.disappear(function () {
			target.destroy();
		});
	}
	targets = [];
	// Show game over
	LK.showGameOver();
}
// Global event handlers
game.down = function (x, y, obj) {
	if (!isGameActive) {
		startGame();
		return;
	}
	// If we clicked on empty space, it counts as a miss
	// We need to check if the click was on a target or empty space
	var clickedOnTarget = false;
	for (var i = 0; i < targets.length; i++) {
		if (targets[i].getBounds().contains(x, y)) {
			clickedOnTarget = true;
			break;
		}
	}
	if (!clickedOnTarget) {
		totalTaps++;
		score = Math.max(0, score - 2); // Small penalty for tapping blank space
		updateScoreText();
	}
};
// Game update function
game.update = function () {
	// Check for game over condition
	if (isGameActive && score < 0) {
		endGame();
	}
};

===================================================================
--- original.js
+++ change.js
@@ -113,9 +113,9 @@
 		anchorX: 0.5,
 		anchorY: 0.5
 	}).texture;
 	// Make bomb lighter red using tint
-	targetGraphic.tint = 0xFF5555;
+	targetGraphic.tint = 0xFFAAAA;
 	return self;
 });
 
 /****