/**** 
* Plugins
****/ 
var tween = LK.import("@upit/tween.v1");

/**** 
* Classes
****/ 
var Arrow = Container.expand(function () {
	var self = Container.call(this);
	var arrowBody = self.attachAsset('arrow', {
		anchorX: 0,
		anchorY: 0.5
	});
	var arrowHead = self.attachAsset('arrowHead', {
		anchorX: 0,
		anchorY: 0.5,
		x: 120
	});
	self.velocityX = 0;
	self.velocityY = 0;
	self.gravity = 0.3;
	self.isFlying = false;
	self.update = function () {
		if (self.isFlying) {
			self.x += self.velocityX;
			self.y += self.velocityY;
			self.velocityY += self.gravity;
			// Update rotation based on velocity
			self.rotation = Math.atan2(self.velocityY, self.velocityX);
			// Check if arrow is off screen
			if (self.x > 6600 || self.y > 8400) {
				self.isFlying = false;
				self.destroy();
			}
		}
	};
	self.fire = function (power, angle) {
		var speed = power * 45;
		self.velocityX = Math.cos(angle) * speed;
		self.velocityY = Math.sin(angle) * speed;
		self.isFlying = true;
		self.rotation = angle;
	};
	return self;
});
var Bow = Container.expand(function () {
	var self = Container.call(this);
	var bowBody = self.attachAsset('Bow', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.isPulling = false;
	self.pullDistance = 0;
	self.maxPull = 150;
	return self;
});
var Target = Container.expand(function () {
	var self = Container.call(this);
	var bullseye = self.attachAsset('bullseye', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.getScore = function (hitX, hitY) {
		var dx = hitX - self.x;
		var dy = hitY - self.y;
		var distance = Math.sqrt(dx * dx + dy * dy);
		if (distance <= 40) {
			return 10;
		} // Bullseye
		if (distance <= 200) {
			return 5;
		} // Target hit
		return 0; // Miss
	};
	return self;
});

/**** 
* Initialize Game
****/ 
var game = new LK.Game({
	backgroundColor: 0x87CEEB
});

/**** 
* Game Code
****/ 
// Define bow and target positions for each level
var bowPositions = [{
	x: 300,
	y: 2400
},
// Level 1
{
	x: 200,
	y: 2000
},
// Level 2
{
	x: 400,
	y: 2500
},
// Level 3
{
	x: 150,
	y: 1800
},
// Level 4
{
	x: 500,
	y: 2200
},
// Level 5
{
	x: 100,
	y: 2500
},
// Level 6
{
	x: 350,
	y: 1900
},
// Level 7
{
	x: 250,
	y: 2600
},
// Level 8
{
	x: 450,
	y: 2100
},
// Level 9
{
	x: 180,
	y: 2300
},
// Level 10
{
	x: 320,
	y: 2550
},
// Level 11
{
	x: 120,
	y: 1950
},
// Level 12
{
	x: 380,
	y: 2450
},
// Level 13
{
	x: 280,
	y: 2150
},
// Level 14
{
	x: 420,
	y: 2350
},
// Level 15
{
	x: 160,
	y: 2650
},
// Level 16
{
	x: 340,
	y: 1850
},
// Level 17
{
	x: 220,
	y: 2650
},
// Level 18
{
	x: 480,
	y: 2050
},
// Level 19
{
	x: 140,
	y: 2400
},
// Level 20
{
	x: 360,
	y: 2600
},
// Level 21
{
	x: 260,
	y: 1950
},
// Level 22
{
	x: 440,
	y: 2250
},
// Level 23
{
	x: 190,
	y: 2500
},
// Level 24
{
	x: 300,
	y: 2400
} // Level 25
];
var targetPositions = [{
	x: 1648,
	y: 400
},
// Level 1
{
	x: 1600,
	y: 600
},
// Level 2
{
	x: 1700,
	y: 400
},
// Level 3
{
	x: 1700,
	y: 800
},
// Level 4
{
	x: 1550,
	y: 500
},
// Level 5
{
	x: 1748,
	y: 450
},
// Level 6
{
	x: 1650,
	y: 700
},
// Level 7
{
	x: 1750,
	y: 400
},
// Level 8
{
	x: 1500,
	y: 650
},
// Level 9
{
	x: 1800,
	y: 550
},
// Level 10
{
	x: 1600,
	y: 450
},
// Level 11
{
	x: 1800,
	y: 750
},
// Level 12
{
	x: 1450,
	y: 400
},
// Level 13
{
	x: 1848,
	y: 600
},
// Level 14
{
	x: 1700,
	y: 400
},
// Level 15
{
	x: 1550,
	y: 800
},
// Level 16
{
	x: 1748,
	y: 400
},
// Level 17
{
	x: 1650,
	y: 650
},
// Level 18
{
	x: 1750,
	y: 500
},
// Level 19
{
	x: 1500,
	y: 400
},
// Level 20
{
	x: 1800,
	y: 700
},
// Level 21
{
	x: 1600,
	y: 400
},
// Level 22
{
	x: 1800,
	y: 600
},
// Level 23
{
	x: 1450,
	y: 450
},
// Level 24
{
	x: 1648,
	y: 400
} // Level 25
];
var target = game.addChild(new Target());
target.x = targetPositions[0].x;
target.y = targetPositions[0].y;
var bow = game.addChild(new Bow());
bow.x = bowPositions[0].x;
bow.y = bowPositions[0].y;
var arrows = [];
var currentArrow = null;
var isDragging = false;
var dragStartX = 0;
var dragStartY = 0;
var pullDistance = 0;
var arrowsRemaining = 3;
var trajectoryLine = null;
var currentLevel = 1;
// Level display
var levelTxt = new Text2('Level: 1', {
	size: 80,
	fill: 0xFFFFFF
});
levelTxt.anchor.set(0.5, 0);
LK.gui.top.addChild(levelTxt);
// Arrows remaining display
var arrowsTxt = new Text2('Arrows: 3', {
	size: 60,
	fill: 0xFFFFFF
});
arrowsTxt.anchor.set(1, 0);
arrowsTxt.x = -50;
arrowsTxt.y = 100;
LK.gui.topRight.addChild(arrowsTxt);
function createNewArrow() {
	if (currentArrow) {
		currentArrow.destroy();
	}
	currentArrow = game.addChild(new Arrow());
	currentArrow.x = bow.x;
	currentArrow.y = bow.y;
	currentArrow.rotation = 0;
	currentArrow.alpha = 0.8;
}
function updateLevel() {
	levelTxt.setText('Level: ' + currentLevel);
}
function updateArrowsDisplay() {
	arrowsTxt.setText('Arrows: ' + arrowsRemaining);
}
function nextLevel() {
	currentLevel++;
	updateLevel();
	// Clear ALL arrows from previous level (including stuck arrows)
	for (var i = arrows.length - 1; i >= 0; i--) {
		arrows[i].destroy();
	}
	arrows = [];
	// Clear any arrows that might be stuck in target or remaining on screen
	var allArrows = game.children.filter(function (child) {
		return child instanceof Arrow;
	});
	for (var j = allArrows.length - 1; j >= 0; j--) {
		allArrows[j].destroy();
	}
	arrowsRemaining = 3;
	updateArrowsDisplay();
	targetHit = false;
	// Clear current arrow if it exists
	if (currentArrow) {
		currentArrow.destroy();
		currentArrow = null;
	}
	// Clear trajectory line if it exists
	if (trajectoryLine) {
		trajectoryLine.destroy();
		trajectoryLine = null;
	}
	// Update bow and target positions for new level
	if (currentLevel <= 25) {
		var levelIndex = currentLevel - 1;
		bow.x = bowPositions[levelIndex].x;
		bow.y = bowPositions[levelIndex].y;
		target.x = targetPositions[levelIndex].x;
		target.y = targetPositions[levelIndex].y;
	}
	// Create new arrow
	createNewArrow();
}
// Initialize first arrow
createNewArrow();
var targetHit = false;
game.down = function (x, y, obj) {
	if (currentArrow && arrowsRemaining > 0 && !targetHit) {
		isDragging = true;
		dragStartX = x;
		dragStartY = y;
		// Create trajectory line
		trajectoryLine = new Container();
		game.addChild(trajectoryLine);
	}
};
game.move = function (x, y, obj) {
	if (isDragging && currentArrow) {
		var dx = dragStartX - x;
		var dy = dragStartY - y;
		pullDistance = Math.sqrt(dx * dx + dy * dy);
		if (pullDistance > 200) {
			pullDistance = 200;
			var angle = Math.atan2(dy, dx);
			dx = Math.cos(angle) * 200;
			dy = Math.sin(angle) * 200;
		}
		// Update arrow position and rotation based on pull
		var angle = Math.atan2(dy, dx);
		currentArrow.x = bow.x - dx * 0.3;
		currentArrow.y = bow.y - dy * 0.3;
		currentArrow.rotation = angle;
		// Set bow rotation to match arrow angle during pull
		bow.rotation = angle;
		// Visual feedback for pull strength
		var pullStrength = pullDistance / 200;
		currentArrow.alpha = 0.5 + pullStrength * 0.5;
		// Update trajectory line
		if (trajectoryLine) {
			// Clear previous dots
			while (trajectoryLine.children.length > 0) {
				trajectoryLine.children[0].destroy();
			}
			// Calculate trajectory
			if (pullDistance > 20) {
				var power = Math.min(pullDistance / 200, 1);
				var speed = power * 45;
				var vx = Math.cos(angle) * speed;
				var vy = Math.sin(angle) * speed;
				var gravity = 0.3;
				// Draw trajectory dots
				for (var t = 0; t < 50; t++) {
					var dotX = currentArrow.x + vx * t;
					var dotY = currentArrow.y + vy * t + 0.5 * gravity * t * t;
					// Stop if dot goes off screen
					if (dotX > 2048 || dotY > 2732) {
						break;
					}
					var dot = trajectoryLine.attachAsset('trajectoryDot', {
						anchorX: 0.5,
						anchorY: 0.5,
						x: dotX - trajectoryLine.x,
						y: dotY - trajectoryLine.y,
						alpha: 0.4 - t * 0.008
					});
				}
			}
		}
	}
};
game.up = function (x, y, obj) {
	if (isDragging && currentArrow && arrowsRemaining > 0) {
		isDragging = false;
		// Clear trajectory line
		if (trajectoryLine) {
			trajectoryLine.destroy();
			trajectoryLine = null;
		}
		if (pullDistance > 20) {
			// Fire the arrow
			var dx = dragStartX - x;
			var dy = dragStartY - y;
			var angle = Math.atan2(dy, dx);
			var power = Math.min(pullDistance / 200, 1);
			currentArrow.fire(power, angle);
			arrows.push(currentArrow);
			arrowsRemaining--;
			updateArrowsDisplay();
			LK.getSound('shoot').play();
			currentArrow = null;
			// Create new arrow after a delay
			LK.setTimeout(function () {
				if (arrowsRemaining > 0) {
					createNewArrow();
				}
			}, 200);
		} else {
			// Reset arrow position if pull was too weak
			currentArrow.x = bow.x;
			currentArrow.y = bow.y;
			currentArrow.rotation = 0;
			currentArrow.alpha = 0.8;
		}
		pullDistance = 0;
		// Reset bow rotation when releasing
		bow.rotation = 0;
	}
};
game.update = function () {
	// Check arrow collisions with bullseye only
	for (var i = arrows.length - 1; i >= 0; i--) {
		var arrow = arrows[i];
		if (arrow.isFlying) {
			// Calculate arrowhead position (arrowhead is at x+120 from arrow body)
			var arrowheadX = arrow.x + Math.cos(arrow.rotation) * 120;
			var arrowheadY = arrow.y + Math.sin(arrow.rotation) * 120;
			// Check if arrowhead specifically hits bullseye (using actual bullseye asset size)
			var dx = arrowheadX - target.x;
			var dy = arrowheadY - target.y;
			var distance = Math.sqrt(dx * dx + dy * dy);
			// Use half the bullseye width as the hit radius (82.14 pixels)
			var bullseyeRadius = 164.28 / 2;
			var isBullseyeHit = distance <= bullseyeRadius;
			// Only trigger if hitting bullseye
			if (isBullseyeHit) {
				// Arrow hit bullseye
				arrow.isFlying = false;
				arrow.velocityX = 0;
				arrow.velocityY = 0;
				targetHit = true;
				LK.effects.flashObject(target, 0x00FF00, 500);
				LK.getSound('hit').play();
				// Show level complete popup
				var levelPopup = new Text2('Level Complete!', {
					size: 100,
					fill: 0xFFD700
				});
				levelPopup.anchor.set(0.5, 0.5);
				levelPopup.x = arrow.x;
				levelPopup.y = arrow.y - 50;
				game.addChild(levelPopup);
				tween(levelPopup, {
					y: levelPopup.y - 100,
					alpha: 0
				}, {
					duration: 2000,
					onFinish: function onFinish() {
						levelPopup.destroy();
						nextLevel();
					}
				});
				arrows.splice(i, 1);
			}
		}
	}
	// Check win condition (completing level 25)
	if (currentLevel > 25) {
		LK.showYouWin();
	}
	// Check game over condition - if no arrows left and no arrow in flight
	if (arrowsRemaining <= 0 && arrows.length === 0 && !currentArrow && currentLevel <= 25) {
		LK.setTimeout(function () {
			LK.showGameOver();
		}, 2000);
	}
	// Check if arrows remaining is 0 but target is not hit, end the game
	if (arrowsRemaining === 0 && !currentArrow && !targetHit) {
		var anyArrowFlying = false;
		for (var j = 0; j < arrows.length; j++) {
			if (arrows[j].isFlying) {
				anyArrowFlying = true;
				break;
			}
		}
		if (!anyArrowFlying) {
			LK.setTimeout(function () {
				LK.showGameOver();
			}, 1000);
		}
	}
};

===================================================================
--- original.js
+++ change.js
@@ -535,13 +535,15 @@
 		if (arrow.isFlying) {
 			// Calculate arrowhead position (arrowhead is at x+120 from arrow body)
 			var arrowheadX = arrow.x + Math.cos(arrow.rotation) * 120;
 			var arrowheadY = arrow.y + Math.sin(arrow.rotation) * 120;
-			// Check if arrowhead specifically hits bullseye (distance <= 75 from target center)
+			// Check if arrowhead specifically hits bullseye (using actual bullseye asset size)
 			var dx = arrowheadX - target.x;
 			var dy = arrowheadY - target.y;
 			var distance = Math.sqrt(dx * dx + dy * dy);
-			var isBullseyeHit = distance <= 75;
+			// Use half the bullseye width as the hit radius (82.14 pixels)
+			var bullseyeRadius = 164.28 / 2;
+			var isBullseyeHit = distance <= bullseyeRadius;
 			// Only trigger if hitting bullseye
 			if (isBullseyeHit) {
 				// Arrow hit bullseye
 				arrow.isFlying = false;