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

/**** 
* Classes
****/ 
var Box = Container.expand(function () {
	var self = Container.call(this);
	var boxGraphics = self.attachAsset('square_button', {
		anchorX: 0.5,
		anchorY: 0.5,
		scaleX: 1.5,
		scaleY: 1.5,
		tint: 0xFFB347 // Bright orange color
	});
	// Add glow effect
	var glowEffect = self.attachAsset('square_button', {
		anchorX: 0.5,
		anchorY: 0.5,
		scaleX: 2.0,
		scaleY: 2.0,
		alpha: 0.3,
		tint: 0xFFD700 // Golden glow
	});
	// Start glow pulsing animation
	function startGlowPulse() {
		tween(glowEffect, {
			scaleX: 2.5,
			scaleY: 2.5,
			alpha: 0.1
		}, {
			duration: 1000,
			easing: tween.easeInOut,
			onFinish: function onFinish() {
				tween(glowEffect, {
					scaleX: 2.0,
					scaleY: 2.0,
					alpha: 0.3
				}, {
					duration: 1000,
					easing: tween.easeInOut,
					onFinish: startGlowPulse
				});
			}
		});
	}
	startGlowPulse();
	self.speed = gameSpeed;
	self.broken = false;
	self.health = 1; // Can be broken in one hit
	self.update = function () {
		self.x -= self.speed;
	};
	// Method to break the box and spawn coins
	self.breakBox = function () {
		if (!self.broken) {
			self.broken = true;
			// Create breaking effect
			LK.effects.flashObject(self, 0xFFFFFF, 300);
			// Spawn 2-3 coins around the box
			var numCoins = 2 + Math.floor(Math.random() * 2);
			for (var c = 0; c < numCoins; c++) {
				var coin = new Coin();
				coin.x = self.x + (Math.random() - 0.5) * 100;
				coin.y = self.y + (Math.random() - 0.5) * 80;
				coins.push(coin);
				game.addChild(coin);
			}
			// Simple fade out without scaling or rotation
			tween(self, {
				alpha: 0
			}, {
				duration: 400,
				onFinish: function onFinish() {
					self.destroy();
				}
			});
		}
	};
	return self;
});
var Coin = Container.expand(function () {
	var self = Container.call(this);
	var coinGraphics = self.attachAsset('coin', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	// Create aura effect
	var aura = self.attachAsset('coin', {
		anchorX: 0.5,
		anchorY: 0.5,
		scaleX: 1.5,
		scaleY: 1.5,
		alpha: 0.3,
		tint: 0xFFD700
	});
	self.speed = gameSpeed;
	self.collected = false;
	// Floating animation
	self.floatOffset = 0;
	// Start aura pulsing animation
	function startAuraPulse() {
		tween(aura, {
			scaleX: 2.0,
			scaleY: 2.0,
			alpha: 0.1
		}, {
			duration: 800,
			easing: tween.easeInOut,
			onFinish: function onFinish() {
				tween(aura, {
					scaleX: 1.5,
					scaleY: 1.5,
					alpha: 0.3
				}, {
					duration: 800,
					easing: tween.easeInOut,
					onFinish: startAuraPulse
				});
			}
		});
	}
	startAuraPulse();
	self.update = function () {
		self.x -= self.speed;
		// Floating animation
		self.floatOffset += 0.15;
		coinGraphics.y = Math.sin(self.floatOffset) * 10;
		aura.y = Math.sin(self.floatOffset) * 10;
		// Rotation animation
		coinGraphics.rotation += 0.1;
		aura.rotation -= 0.05; // Counter-rotate aura for visual effect
	};
	return self;
});
var DamageBox = Container.expand(function () {
	var self = Container.call(this);
	var damageBoxGraphics = self.attachAsset('danger_box', {
		anchorX: 0.5,
		anchorY: 0.5,
		scaleX: 1.5,
		scaleY: 1.5,
		tint: 0xFF4444 // Bright red color to indicate danger
	});
	// Add warning glow effect
	var warningGlow = self.attachAsset('danger_box', {
		anchorX: 0.5,
		anchorY: 0.5,
		scaleX: 2.2,
		scaleY: 2.2,
		alpha: 0.4,
		tint: 0xFF0000 // Bright red warning glow
	});
	// Start warning glow pulsing animation
	function startWarningPulse() {
		tween(warningGlow, {
			scaleX: 2.8,
			scaleY: 2.8,
			alpha: 0.1
		}, {
			duration: 800,
			easing: tween.easeInOut,
			onFinish: function onFinish() {
				tween(warningGlow, {
					scaleX: 2.2,
					scaleY: 2.2,
					alpha: 0.4
				}, {
					duration: 800,
					easing: tween.easeInOut,
					onFinish: startWarningPulse
				});
			}
		});
	}
	startWarningPulse();
	self.speed = gameSpeed;
	self.damaged = false;
	self.update = function () {
		self.x -= self.speed;
	};
	// Method to cause damage to player
	self.damagePlayer = function () {
		if (!self.damaged && !player.isInvulnerable) {
			self.damaged = true;
			playerLives--;
			// Update hearts display
			if (playerLives >= 0 && hearts[playerLives]) {
				hearts[playerLives].alpha = 0.3;
			}
			// Make player invulnerable temporarily
			player.isInvulnerable = true;
			LK.effects.flashObject(player, 0xFF0000, 1000);
			// Remove invulnerability after 2 seconds
			LK.setTimeout(function () {
				player.isInvulnerable = false;
			}, 2000);
			// Check for game over
			if (playerLives <= 0) {
				LK.showGameOver();
			}
			// Create explosion effect when damaged
			self.createExplosion();
		}
	};
	// Method to create explosion effect
	self.createExplosion = function () {
		// Create explosion particles
		for (var p = 0; p < 12; p++) {
			var particle = LK.getAsset('danger_box', {
				anchorX: 0.5,
				anchorY: 0.5,
				scaleX: 0.6,
				scaleY: 0.6,
				alpha: 1.0,
				x: self.x,
				y: self.y,
				tint: 0x8B0000
			});
			game.addChild(particle);
			var angle = p / 12 * Math.PI * 2;
			var distance = 100 + Math.random() * 80;
			var targetX = self.x + Math.cos(angle) * distance;
			var targetY = self.y + Math.sin(angle) * distance;
			tween(particle, {
				x: targetX,
				y: targetY,
				alpha: 0,
				scaleX: 0.1,
				scaleY: 0.1,
				rotation: Math.PI * 2 * (Math.random() > 0.5 ? 1 : -1)
			}, {
				duration: 600 + Math.random() * 200,
				easing: tween.easeOut,
				onFinish: function onFinish() {
					particle.destroy();
				}
			});
		}
		// Flash screen and hide the damage box
		LK.effects.flashScreen(0xFF0000, 300);
		tween(self, {
			alpha: 0,
			scaleX: 2.0,
			scaleY: 2.0
		}, {
			duration: 400,
			easing: tween.easeOut,
			onFinish: function onFinish() {
				self.destroy();
			}
		});
	};
	return self;
});
var EndGate = Container.expand(function () {
	var self = Container.call(this);
	var gateGraphics = self.attachAsset('gate', {
		anchorX: 0.5,
		anchorY: 1.0,
		scaleX: 1.2,
		scaleY: 1.2,
		tint: 0xFFD700 // Golden color for finish gate
	});
	// Add victory glow effect
	var victoryGlow = self.attachAsset('gate', {
		anchorX: 0.5,
		anchorY: 1.0,
		scaleX: 1.5,
		scaleY: 1.5,
		alpha: 0.4,
		tint: 0xFFFFFF // White victory glow
	});
	// Start victory glow pulsing animation
	function startVictoryPulse() {
		tween(victoryGlow, {
			scaleX: 1.8,
			scaleY: 1.8,
			alpha: 0.1
		}, {
			duration: 1200,
			easing: tween.easeInOut,
			onFinish: function onFinish() {
				tween(victoryGlow, {
					scaleX: 1.5,
					scaleY: 1.5,
					alpha: 0.4
				}, {
					duration: 1200,
					easing: tween.easeInOut,
					onFinish: startVictoryPulse
				});
			}
		});
	}
	startVictoryPulse();
	self.speed = gameSpeed;
	self.crossed = false;
	self.update = function () {
		self.x -= self.speed;
	};
	// Method to trigger win condition
	self.triggerWin = function () {
		if (!self.crossed) {
			self.crossed = true;
			// Create victory particle effect
			for (var p = 0; p < 20; p++) {
				var particle = LK.getAsset('gate', {
					anchorX: 0.5,
					anchorY: 0.5,
					scaleX: 0.3,
					scaleY: 0.3,
					alpha: 1.0,
					x: self.x,
					y: self.y - 200,
					tint: p % 3 === 0 ? 0xFFD700 : p % 3 === 1 ? 0xFFFFFF : 0x00FF00
				});
				game.addChild(particle);
				var angle = p / 20 * Math.PI * 2;
				var distance = 200 + Math.random() * 150;
				var targetX = self.x + Math.cos(angle) * distance;
				var targetY = self.y - 200 + Math.sin(angle) * distance;
				tween(particle, {
					x: targetX,
					y: targetY,
					alpha: 0,
					scaleX: 0.1,
					scaleY: 0.1,
					rotation: Math.PI * 3
				}, {
					duration: 1500 + Math.random() * 500,
					easing: tween.easeOut,
					onFinish: function onFinish() {
						particle.destroy();
					}
				});
			}
			// Flash screen with victory colors
			LK.effects.flashScreen(0xFFD700, 800);
			// Show you win after a brief delay
			LK.setTimeout(function () {
				LK.showYouWin();
			}, 1000);
		}
	};
	return self;
});
var Gem = Container.expand(function () {
	var self = Container.call(this);
	var gemGraphics = self.attachAsset('gem', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	// Create crystalline aura effect
	var aura1 = self.attachAsset('gem', {
		anchorX: 0.5,
		anchorY: 0.5,
		scaleX: 1.3,
		scaleY: 1.3,
		alpha: 0.4,
		tint: 0x00FFFF
	});
	var aura2 = self.attachAsset('gem', {
		anchorX: 0.5,
		anchorY: 0.5,
		scaleX: 1.6,
		scaleY: 1.6,
		alpha: 0.2,
		tint: 0x8A2BE2
	});
	self.speed = gameSpeed;
	self.collected = false;
	// Crystal aura remains steady without pulsing animation
	self.update = function () {
		self.x -= self.speed;
		// Crystal remains steady without rotation
	};
	// Method to create particle effect when collected
	self.createParticles = function () {
		for (var p = 0; p < 8; p++) {
			var particle = LK.getAsset('gem', {
				anchorX: 0.5,
				anchorY: 0.5,
				scaleX: 0.3,
				scaleY: 0.3,
				alpha: 0.8,
				x: self.x,
				y: self.y,
				tint: p % 2 === 0 ? 0x00FFFF : 0x8A2BE2
			});
			game.addChild(particle);
			var angle = p / 8 * Math.PI * 2;
			var distance = 150 + Math.random() * 100;
			var targetX = self.x + Math.cos(angle) * distance;
			var targetY = self.y + Math.sin(angle) * distance;
			tween(particle, {
				x: targetX,
				y: targetY,
				alpha: 0,
				scaleX: 0.1,
				scaleY: 0.1,
				rotation: Math.PI * 2
			}, {
				duration: 800 + Math.random() * 400,
				easing: tween.easeOut,
				onFinish: function onFinish() {
					particle.destroy();
				}
			});
		}
	};
	return self;
});
var Player = Container.expand(function () {
	var self = Container.call(this);
	var foxGraphics = self.attachAsset('fox', {
		anchorX: 0.5,
		anchorY: 1.0
	});
	self.isJumping = false;
	self.velocityY = 0;
	self.groundY = 2732 - 150 - 3; // Ground level
	self.jumpPower = -27;
	self.gravity = 1.2;
	self.runAnimationTimer = 0;
	self.isSpinning = false;
	self.spinDamageRadius = 150;
	self.jumpsRemaining = 2; // Allow double jump
	self.jump = function () {
		if (self.jumpsRemaining > 0) {
			// First jump or double jump
			if (!self.isJumping) {
				self.isJumping = true;
			}
			self.velocityY = self.jumpPower;
			self.jumpsRemaining--;
			LK.getSound('jump').play();
			// Different animation for double jump
			var isDoubleJump = self.jumpsRemaining === 0 && self.isJumping;
			if (isDoubleJump) {
				// Double jump animation - more dramatic spin
				tween(foxGraphics, {
					scaleX: 1.3,
					scaleY: 1.3,
					rotation: -0.6
				}, {
					duration: 150,
					easing: tween.easeOut,
					onFinish: function onFinish() {
						tween(foxGraphics, {
							scaleX: 1.0,
							scaleY: 1.0,
							rotation: 0
						}, {
							duration: 250,
							easing: tween.easeIn
						});
					}
				});
			} else {
				// Regular jump animation
				tween(foxGraphics, {
					scaleX: 1.2,
					scaleY: 1.2,
					rotation: -0.3
				}, {
					duration: 200,
					easing: tween.easeOut,
					onFinish: function onFinish() {
						tween(foxGraphics, {
							scaleX: 1.0,
							scaleY: 1.0,
							rotation: 0
						}, {
							duration: 300,
							easing: tween.easeIn
						});
					}
				});
			}
		}
	};
	self.spinAttack = function () {
		if (!self.isSpinning) {
			self.isSpinning = true;
			LK.getSound('jump').play(); // Reuse jump sound for spin
			// Horizontal rotation animation around character's center
			tween(foxGraphics, {
				rotation: Math.PI * 4,
				// 2 full horizontal rotations
				scaleX: 1.5,
				scaleY: 1.5,
				tint: 0xFF4500
			}, {
				duration: 600,
				easing: tween.easeOut,
				onFinish: function onFinish() {
					self.isSpinning = false;
					foxGraphics.rotation = 0;
					foxGraphics.scaleX = 1.0;
					foxGraphics.scaleY = 1.0;
					foxGraphics.tint = 0xFFFFFF;
				}
			});
		}
	};
	self.update = function () {
		if (self.isJumping) {
			self.velocityY += self.gravity;
			self.y += self.velocityY;
			// Land on ground
			if (self.y >= self.groundY) {
				self.y = self.groundY;
				self.isJumping = false;
				self.velocityY = 0;
				self.jumpsRemaining = 2; // Reset double jump when landing
			}
		} else {
			// Running animation when on ground
			self.runAnimationTimer += 0.2;
			foxGraphics.y = Math.sin(self.runAnimationTimer) * 3;
			foxGraphics.scaleX = 1.0 + Math.sin(self.runAnimationTimer * 2) * 0.05;
		}
	};
	return self;
});
var StartingGate = Container.expand(function () {
	var self = Container.call(this);
	var gateGraphics = self.attachAsset('gate', {
		anchorX: 0.5,
		anchorY: 1.0,
		scaleX: 1.0,
		scaleY: 1.0
	});
	self.speed = gameSpeed;
	self.update = function () {
		self.x -= self.speed;
	};
	return self;
});
var Trail = Container.expand(function () {
	var self = Container.call(this);
	var trailGraphics = self.attachAsset('fox', {
		anchorX: 0.5,
		anchorY: 1.0,
		scaleX: 0.6,
		scaleY: 0.6,
		alpha: 0.7
	});
	self.speed = gameSpeed;
	self.update = function () {
		self.x -= self.speed;
	};
	return self;
});

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

/**** 
* Game Code
****/ 
var player;
var coins = [];
var gems = [];
var boxes = [];
var damageBoxes = [];
var trails = [];
var gameSpeed = 8;
var spawnTimer = 0;
var coinCount = 0;
var gemCount = 0;
var distanceScore = 0;
var groundY = 2732 - 150;
var playerLives = 3;
var trailTimer = 0;
var crystalSpawned = false;
var endGateSpawned = false;
var startingGate;
var endGate;
var background1, background2;
// UI Elements
var coinIcon = LK.getAsset('coin_icon', {
	anchorX: 0.5,
	anchorY: 0,
	x: 0,
	y: 20
});
LK.gui.top.addChild(coinIcon);
var coinText = new Text2('0', {
	size: 60,
	fill: 0xFFFFFF,
	font: "'Arial Black', 'Impact', 'Trebuchet MS', sans-serif",
	fontWeight: '900',
	stroke: 0x000000,
	strokeThickness: 15
});
coinText.anchor.set(0.5, 0);
coinText.x = 0;
coinText.y = 110;
LK.gui.top.addChild(coinText);
var gemIcon = LK.getAsset('gem_icon', {
	anchorX: 0.5,
	anchorY: 0,
	x: 150,
	y: 20
});
LK.gui.top.addChild(gemIcon);
var gemText = new Text2('0', {
	size: 60,
	fill: 0xFF69B4,
	font: "'Arial Black', 'Impact', 'Trebuchet MS', sans-serif",
	fontWeight: '900',
	stroke: 0x000000,
	strokeThickness: 15
});
gemText.anchor.set(0.5, 0);
gemText.x = 150;
gemText.y = 110;
LK.gui.top.addChild(gemText);
var scoreText = new Text2('Distance: 0', {
	size: 90,
	fill: 0xFFFFFF,
	fontStyle: 'italic',
	fontWeight: 'bold'
});
scoreText.anchor.set(1, 0);
LK.gui.topRight.addChild(scoreText);
// Create heart UI elements
var hearts = [];
for (var h = 0; h < 3; h++) {
	var heart = LK.getAsset('heart', {
		anchorX: 0.5,
		anchorY: 0.5,
		x: 97 + h * 105,
		y: 193
	});
	hearts.push(heart);
	LK.gui.topLeft.addChild(heart);
}
;
// Spin button removed
// Play background music constantly
LK.playMusic('Arkaplanmuzik');
// Create endless scrolling background
background1 = game.addChild(LK.getAsset('background', {
	anchorX: 0,
	anchorY: 0,
	x: 0,
	y: 0
}));
background2 = game.addChild(LK.getAsset('background', {
	anchorX: 0,
	anchorY: 0,
	x: 2048,
	y: 0
}));
// Create animated ground elements for endless scrolling
var ground1 = game.addChild(LK.getAsset('ground', {
	anchorX: 0,
	anchorY: 0,
	x: 0,
	y: groundY
}));
var ground2 = game.addChild(LK.getAsset('ground', {
	anchorX: 0,
	anchorY: 0,
	x: 4008,
	// Position second ground at end of first ground
	y: groundY
}));
// Ground animation variables
var groundAnimationTimer = 0;
// Create starting gate
startingGate = new StartingGate();
startingGate.x = 400 + 40 * 10; // Position at 40 meters (40m * 10 pixels per meter)
startingGate.y = groundY + 75; // Position gate a little higher above the ground
game.addChild(startingGate);
// Create player (will be added to foreground later)
player = new Player();
player.x = 400;
player.y = groundY - 3;
player.isInvulnerable = false;
// Touch controls for swipe up to jump
var touchStartY = null;
var minSwipeDistance = 100; // Minimum distance for swipe detection
game.down = function (x, y, obj) {
	touchStartY = y;
};
game.up = function (x, y, obj) {
	if (touchStartY !== null) {
		var swipeDistance = touchStartY - y; // Positive means swipe up
		if (swipeDistance >= minSwipeDistance) {
			// Swipe up detected - make player jump
			player.jump();
		}
		touchStartY = null;
	}
};
// Spin button interaction removed
function spawnCoin() {
	var coin = new Coin();
	coin.x = 2048 + 100;
	coin.y = groundY - 100 - Math.random() * 150;
	coins.push(coin);
	game.addChild(coin);
}
function spawnGem() {
	var gem = new Gem();
	gem.x = 2048 + 100;
	gem.y = groundY - 80 - Math.random() * 200;
	gems.push(gem);
	game.addChild(gem);
}
function spawnBox() {
	// Randomly decide if this should be a 2-stage box (30% chance)
	var isTwoStage = Math.random() < 0.3;
	if (isTwoStage) {
		// Create bottom box
		var bottomBox = new Box();
		bottomBox.x = 2048 + 100;
		bottomBox.y = groundY - 45; // Closer to ground level
		boxes.push(bottomBox);
		game.addChild(bottomBox);
		// Create top box
		var topBox = new Box();
		topBox.x = 2048 + 100;
		topBox.y = groundY - 45 - 90; // Stack on top (90 pixels higher - closer spacing)
		boxes.push(topBox);
		game.addChild(topBox);
	} else {
		// Create single box as before
		var box = new Box();
		box.x = 2048 + 100;
		box.y = groundY - 45; // Closer to ground level
		boxes.push(box);
		game.addChild(box);
	}
}
function spawnDamageBox() {
	var damageBox = new DamageBox();
	damageBox.x = 2048 + 100;
	damageBox.y = groundY - 45; // Same level as regular boxes
	damageBoxes.push(damageBox);
	game.addChild(damageBox);
}
game.update = function () {
	// Increase distance score
	distanceScore += 1;
	scoreText.setText(Math.floor(distanceScore / 10) + 'm');
	// Gradually increase speed
	gameSpeed = 8 + distanceScore / 2000;
	// Update starting gate
	if (startingGate && startingGate.parent) {
		startingGate.speed = gameSpeed;
		// Remove gate when it goes off screen
		if (startingGate.x < -200) {
			startingGate.destroy();
			startingGate = null;
		}
	}
	// Update end gate
	if (endGate && endGate.parent) {
		endGate.speed = gameSpeed;
		// Remove gate when it goes off screen (after win condition)
		if (endGate.x < -400) {
			endGate.destroy();
			endGate = null;
		}
	}
	// Move background with game progression
	background1.x -= gameSpeed * 0.3; // Slower parallax effect
	background2.x -= gameSpeed * 0.3;
	// Reset background positions for endless scrolling
	if (background1.x <= -2048) {
		background1.x = background2.x + 2048;
	}
	if (background2.x <= -2048) {
		background2.x = background1.x + 2048;
	}
	// Move both ground elements with game progression
	ground1.x -= gameSpeed;
	ground2.x -= gameSpeed;
	// Reset ground positions for endless scrolling
	if (ground1.x <= -4008) {
		ground1.x = ground2.x + 4008;
	}
	if (ground2.x <= -4008) {
		ground2.x = ground1.x + 4008;
	}
	// Animate ground with subtle movement
	groundAnimationTimer += 0.1;
	var groundOffset = Math.sin(groundAnimationTimer) * 2;
	ground1.y = groundY + groundOffset;
	ground2.y = groundY + groundOffset;
	// Add slight scale animation to ground
	var scaleAnimation = 1.0 + Math.sin(groundAnimationTimer * 0.5) * 0.02;
	ground1.scaleY = scaleAnimation;
	ground2.scaleY = scaleAnimation;
	// Update spawn timer
	spawnTimer++;
	trailTimer++;
	// Create trail when player is jumping
	if (player.isJumping && trailTimer % 3 == 0) {
		var trail = new Trail();
		trail.x = player.x;
		trail.y = player.y;
		trail.speed = gameSpeed;
		trails.push(trail);
		game.addChild(trail);
		// Fade out trail
		tween(trail, {
			alpha: 0,
			scaleX: 0.3,
			scaleY: 0.3
		}, {
			duration: 500,
			onFinish: function onFinish() {
				trail.destroy();
			}
		});
	}
	// Spawn additional coins
	if (spawnTimer % 60 == 0 && Math.random() < 0.8) {
		spawnCoin();
	}
	// Spawn boxes occasionally
	if (spawnTimer % 90 == 0 && Math.random() < 0.6) {
		spawnBox();
	}
	// Spawn damage boxes occasionally (less frequent than regular boxes)
	if (spawnTimer % 120 == 0 && Math.random() < 0.4) {
		spawnDamageBox();
	}
	// Spawn crystal at exactly 100 meters
	var currentDistance = Math.floor(distanceScore / 10);
	if (currentDistance >= 100 && !crystalSpawned) {
		spawnGem();
		crystalSpawned = true;
	}
	// Spawn end gate at exactly 300 meters
	if (currentDistance >= 300 && !endGateSpawned) {
		endGate = new EndGate();
		endGate.x = 2048 + 200; // Spawn off-screen right
		endGate.y = groundY + 75; // Same position as starting gate
		game.addChild(endGate);
		endGateSpawned = true;
	}
	// Check if player crosses the end gate
	if (endGate && endGate.parent && !endGate.crossed) {
		if (player.x >= endGate.x - 50 && player.x <= endGate.x + 50) {
			endGate.triggerWin();
		}
	}
	// Update and check coins
	for (var j = coins.length - 1; j >= 0; j--) {
		var coin = coins[j];
		coin.speed = gameSpeed;
		// Check collection or spin attack
		var distanceX = coin.x - player.x;
		var distanceY = coin.y - player.y;
		var distance = Math.sqrt(distanceX * distanceX + distanceY * distanceY);
		var isInSpinRange = player.isSpinning && distance <= player.spinDamageRadius;
		if (!coin.collected && (player.intersects(coin) || isInSpinRange)) {
			coin.collected = true;
			coinCount++;
			LK.setScore(coinCount);
			coinText.setText(coinCount);
			LK.getSound('coin').play();
			// Visual feedback - enhanced for spin attacks
			if (isInSpinRange) {
				LK.effects.flashObject(coin, 0xFF4500, 300);
			} else {
				LK.effects.flashObject(coin, 0xFFFFFF, 300);
			}
			tween(coin, {
				alpha: 0,
				scaleX: 2,
				scaleY: 2
			}, {
				duration: 300,
				onFinish: function onFinish() {
					coin.destroy();
				}
			});
			coins.splice(j, 1);
			continue;
		}
		// Remove off-screen coins
		if (coin.x < -50) {
			coin.destroy();
			coins.splice(j, 1);
		}
	}
	// Update and check gems
	for (var g = gems.length - 1; g >= 0; g--) {
		var gem = gems[g];
		gem.speed = gameSpeed;
		// Check collection or spin attack
		var distanceX = gem.x - player.x;
		var distanceY = gem.y - player.y;
		var distance = Math.sqrt(distanceX * distanceX + distanceY * distanceY);
		var isInSpinRange = player.isSpinning && distance <= player.spinDamageRadius;
		if (!gem.collected && (player.intersects(gem) || isInSpinRange)) {
			gem.collected = true;
			gemCount++;
			coinCount += 5; // Gems are worth 5 points
			LK.setScore(coinCount);
			coinText.setText(coinCount);
			gemText.setText(gemCount);
			LK.getSound('gem_collect').play();
			// Visual feedback with particle explosion - enhanced for spin attacks
			if (isInSpinRange) {
				LK.effects.flashScreen(0xFF4500, 200);
			} else {
				LK.effects.flashScreen(0x00FFFF, 200);
			}
			gem.createParticles();
			gem.destroy();
			gems.splice(g, 1);
			continue;
		}
		// Remove off-screen gems
		if (gem.x < -50) {
			gem.destroy();
			gems.splice(g, 1);
		}
	}
	// Update and check boxes
	for (var b = boxes.length - 1; b >= 0; b--) {
		var box = boxes[b];
		box.speed = gameSpeed;
		// Check collision with player or spin attack
		var distanceX = box.x - player.x;
		var distanceY = box.y - player.y;
		var distance = Math.sqrt(distanceX * distanceX + distanceY * distanceY);
		var isInSpinRange = player.isSpinning && distance <= player.spinDamageRadius;
		if (!box.broken && (player.intersects(box) || isInSpinRange)) {
			box.breakBox();
			boxes.splice(b, 1);
			continue;
		}
		// Remove off-screen boxes
		if (box.x < -50) {
			box.destroy();
			boxes.splice(b, 1);
		}
	}
	// Update and check damage boxes
	for (var d = damageBoxes.length - 1; d >= 0; d--) {
		var damageBox = damageBoxes[d];
		damageBox.speed = gameSpeed;
		// Check collision with player (damage boxes can't be destroyed by spin attack)
		if (!damageBox.damaged && player.intersects(damageBox)) {
			damageBox.damagePlayer();
			damageBoxes.splice(d, 1);
			continue;
		}
		// Remove off-screen damage boxes
		if (damageBox.x < -50) {
			damageBox.destroy();
			damageBoxes.splice(d, 1);
		}
	}
	// Update and clean up trails
	for (var k = trails.length - 1; k >= 0; k--) {
		var trail = trails[k];
		trail.speed = gameSpeed;
		// Remove off-screen or completely faded trails
		if (trail.x < -100 || trail.alpha <= 0.1) {
			trail.destroy();
			trails.splice(k, 1);
		}
	}
	// Ensure player stays in foreground by re-adding it
	if (player.parent !== game) {
		game.addChild(player);
	} else {
		// Move player to top of render order
		game.removeChild(player);
		game.addChild(player);
	}
};

===================================================================
--- original.js
+++ change.js
@@ -426,32 +426,61 @@
 	self.gravity = 1.2;
 	self.runAnimationTimer = 0;
 	self.isSpinning = false;
 	self.spinDamageRadius = 150;
+	self.jumpsRemaining = 2; // Allow double jump
 	self.jump = function () {
-		if (!self.isJumping) {
-			self.isJumping = true;
+		if (self.jumpsRemaining > 0) {
+			// First jump or double jump
+			if (!self.isJumping) {
+				self.isJumping = true;
+			}
 			self.velocityY = self.jumpPower;
+			self.jumpsRemaining--;
 			LK.getSound('jump').play();
-			// Jump animation - scale up and rotate slightly
-			tween(foxGraphics, {
-				scaleX: 1.2,
-				scaleY: 1.2,
-				rotation: -0.3
-			}, {
-				duration: 200,
-				easing: tween.easeOut,
-				onFinish: function onFinish() {
-					tween(foxGraphics, {
-						scaleX: 1.0,
-						scaleY: 1.0,
-						rotation: 0
-					}, {
-						duration: 300,
-						easing: tween.easeIn
-					});
-				}
-			});
+			// Different animation for double jump
+			var isDoubleJump = self.jumpsRemaining === 0 && self.isJumping;
+			if (isDoubleJump) {
+				// Double jump animation - more dramatic spin
+				tween(foxGraphics, {
+					scaleX: 1.3,
+					scaleY: 1.3,
+					rotation: -0.6
+				}, {
+					duration: 150,
+					easing: tween.easeOut,
+					onFinish: function onFinish() {
+						tween(foxGraphics, {
+							scaleX: 1.0,
+							scaleY: 1.0,
+							rotation: 0
+						}, {
+							duration: 250,
+							easing: tween.easeIn
+						});
+					}
+				});
+			} else {
+				// Regular jump animation
+				tween(foxGraphics, {
+					scaleX: 1.2,
+					scaleY: 1.2,
+					rotation: -0.3
+				}, {
+					duration: 200,
+					easing: tween.easeOut,
+					onFinish: function onFinish() {
+						tween(foxGraphics, {
+							scaleX: 1.0,
+							scaleY: 1.0,
+							rotation: 0
+						}, {
+							duration: 300,
+							easing: tween.easeIn
+						});
+					}
+				});
+			}
 		}
 	};
 	self.spinAttack = function () {
 		if (!self.isSpinning) {
@@ -485,8 +514,9 @@
 			if (self.y >= self.groundY) {
 				self.y = self.groundY;
 				self.isJumping = false;
 				self.velocityY = 0;
+				self.jumpsRemaining = 2; // Reset double jump when landing
 			}
 		} else {
 			// Running animation when on ground
 			self.runAnimationTimer += 0.2;