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

/**** 
* Classes
****/ 
var AmbientParticle = Container.expand(function () {
	var self = Container.call(this);
	var particleGfx = self.attachAsset('particle', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.velocityX = (Math.random() - 0.5) * 2;
	self.velocityY = (Math.random() - 0.5) * 2;
	self.life = 180;
	self.maxLife = 180;
	self.floatPhase = Math.random() * Math.PI * 2;
	self.update = function () {
		self.floatPhase += 0.02;
		self.x += self.velocityX + Math.sin(self.floatPhase) * 0.5;
		self.y += self.velocityY + Math.cos(self.floatPhase) * 0.3;
		self.life--;
		var alpha = Math.min(1, self.life / 60) * Math.min(1, (self.maxLife - self.life) / 60) * 0.4;
		particleGfx.alpha = alpha;
		particleGfx.scaleX = 0.5;
		particleGfx.scaleY = 0.5;
		if (self.life <= 0) {
			self.shouldDestroy = true;
		}
	};
	return self;
});
var BackgroundShape = Container.expand(function () {
	var self = Container.call(this);
	var shapeGfx = self.attachAsset('bgShape', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.pulsePhase = Math.random() * Math.PI * 2;
	self.oscillatePhase = Math.random() * Math.PI * 2;
	self.floatSpeed = 0.02 + Math.random() * 0.03;
	self.pulseSpeed = 0.05 + Math.random() * 0.05;
	self.baseScale = 0.5 + Math.random() * 1.0;
	self.baseAlpha = 0.1 + Math.random() * 0.2;
	self.update = function () {
		self.pulsePhase += self.pulseSpeed;
		self.oscillatePhase += self.floatSpeed;
		// Pulsing with beat
		var beatScale = 1 + beatPulse * 0.3;
		var pulseScale = 1 + Math.sin(self.pulsePhase) * 0.2;
		shapeGfx.scaleX = self.baseScale * beatScale * pulseScale;
		shapeGfx.scaleY = self.baseScale * beatScale * pulseScale;
		// Oscillating movement
		self.x += Math.sin(self.oscillatePhase) * 0.5;
		self.y += Math.cos(self.oscillatePhase * 0.7) * 0.3;
		// Alpha varies with intensity
		shapeGfx.alpha = self.baseAlpha + beatPulse * 0.1;
		// Slow drift
		self.x -= gameSpeed * 0.2;
	};
	return self;
});
var Bubble = Container.expand(function () {
	var self = Container.call(this);
	var bubbleGfx = self.attachAsset('bubble', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.velocityY = -1 - Math.random() * 2;
	self.velocityX = (Math.random() - 0.5) * 0.5;
	self.life = 300 + Math.random() * 200;
	self.maxLife = self.life;
	self.floatPhase = Math.random() * Math.PI * 2;
	self.update = function () {
		self.x += self.velocityX;
		self.y += self.velocityY;
		self.floatPhase += 0.05;
		var floatX = Math.sin(self.floatPhase) * 0.8;
		self.x += floatX;
		self.life--;
		var alpha = Math.min(1, self.life / 60) * Math.min(1, (self.maxLife - self.life) / 60) * 0.7;
		bubbleGfx.alpha = alpha;
		var scale = 0.8 + Math.sin(self.floatPhase * 0.8) * 0.3;
		bubbleGfx.scaleX = scale;
		bubbleGfx.scaleY = scale;
		if (self.life <= 0 || self.y < -50) {
			self.shouldDestroy = true;
		}
	};
	return self;
});
var BurstParticle = Container.expand(function () {
	var self = Container.call(this);
	var particleGfx = self.attachAsset('particle', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.velocityX = 0;
	self.velocityY = 0;
	self.life = 40;
	self.maxLife = 40;
	self.initialScale = 1.5;
	self.update = function () {
		self.x += self.velocityX;
		self.y += self.velocityY;
		self.velocityX *= 0.95;
		self.velocityY *= 0.95;
		self.life--;
		var alpha = self.life / self.maxLife;
		particleGfx.alpha = alpha;
		var scale = self.initialScale * alpha;
		particleGfx.scaleX = scale;
		particleGfx.scaleY = scale;
		if (self.life <= 0) {
			self.shouldDestroy = true;
		}
	};
	return self;
});
var Bush = Container.expand(function () {
	var self = Container.call(this);
	var bushGfx = self.attachAsset('bush', {
		anchorX: 0.5,
		anchorY: 1
	});
	// Larger scale for nature phase
	bushGfx.scaleX = 1.5;
	bushGfx.scaleY = 1.5;
	self.speed = -6;
	self.rustlePhase = Math.random() * Math.PI * 2;
	self.update = function () {
		self.x += self.speed;
		// Gentle rustling animation
		self.rustlePhase += 0.08;
		var rustle = Math.sin(self.rustlePhase) * 0.05;
		bushGfx.scaleX = 1 + rustle;
		bushGfx.scaleY = 1 + rustle * 0.5;
	};
	return self;
});
var Cloud = Container.expand(function () {
	var self = Container.call(this);
	var cloudGlow = self.attachAsset('cloudGlow', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	var cloudCore = self.attachAsset('cloud', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	cloudGlow.alpha = 0.4;
	cloudCore.alpha = 0.9;
	self.speed = -4;
	self.floatPhase = Math.random() * Math.PI * 2;
	self.glowPhase = Math.random() * Math.PI * 2;
	self.bouncePhase = 0;
	self.isBouncing = false;
	self.bounceIntensity = 0;
	self.mistTimer = 0;
	self.update = function () {
		self.x += self.speed;
		// Gentle floating animation
		self.floatPhase += 0.03;
		var floatY = Math.sin(self.floatPhase) * 8;
		self.y += floatY * 0.1;
		// Soft glow pulsing
		self.glowPhase += 0.05;
		var glowIntensity = 0.3 + Math.sin(self.glowPhase) * 0.1;
		cloudGlow.alpha = glowIntensity;
		// Bounce animation when stepped on
		if (self.isBouncing) {
			self.bouncePhase += 0.3;
			self.bounceIntensity = Math.sin(self.bouncePhase) * 0.5;
			cloudCore.scaleY = 1 - self.bounceIntensity * 0.2;
			cloudGlow.scaleY = 1 - self.bounceIntensity * 0.15;
			if (self.bouncePhase >= Math.PI) {
				self.isBouncing = false;
				self.bouncePhase = 0;
				cloudCore.scaleY = 1;
				cloudGlow.scaleY = 1;
			}
		}
		// Create mist particles
		self.mistTimer++;
		if (self.mistTimer >= 40) {
			self.mistTimer = 0;
			self.createMist();
		}
	};
	self.bounce = function () {
		if (!self.isBouncing) {
			self.isBouncing = true;
			self.bouncePhase = 0;
			// Play soft bounce sound
			if (Math.random() < 0.3) {
				LK.getSound('echoChime').play();
			}
		}
	};
	self.createMist = function () {
		// Mist creation disabled
	};
	return self;
});
var Coral = Container.expand(function () {
	var self = Container.call(this);
	var coralGfx = self.attachAsset('coral', {
		anchorX: 0.5,
		anchorY: 1
	});
	self.speed = -4;
	self.pulsePhase = Math.random() * Math.PI * 2;
	self.update = function () {
		self.x += self.speed;
		self.pulsePhase += 0.03;
		var pulse = 1 + Math.sin(self.pulsePhase) * 0.15;
		coralGfx.scaleX = pulse;
		coralGfx.scaleY = pulse;
		var colorShift = Math.floor(Math.sin(self.pulsePhase * 0.5) * 80);
		coralGfx.tint = 0xff69b4 + colorShift;
	};
	return self;
});
var DataStreamParticle = Container.expand(function () {
	var self = Container.call(this);
	var streamGfx = self.attachAsset('dataStream', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.velocityX = -1 - Math.random() * 3;
	self.velocityY = (Math.random() - 0.5) * 2;
	self.life = 300 + Math.random() * 200;
	self.maxLife = self.life;
	self.twinklePhase = Math.random() * Math.PI * 2;
	self.update = function () {
		self.x += self.velocityX;
		self.y += self.velocityY;
		self.twinklePhase += 0.1;
		self.life--;
		// Twinkling effect
		var twinkle = Math.sin(self.twinklePhase) * 0.3;
		var fadeAlpha = Math.min(1, self.life / 60) * Math.min(1, (self.maxLife - self.life) / 60);
		streamGfx.alpha = (0.3 + twinkle + beatPulse * 0.2) * fadeAlpha;
		streamGfx.scaleX = 0.8 + beatPulse * 0.4;
		streamGfx.scaleY = 0.8 + beatPulse * 0.4;
		if (self.life <= 0) {
			self.shouldDestroy = true;
		}
	};
	return self;
});
var ExplosionPart = Container.expand(function () {
	var self = Container.call(this);
	var partGfx = self.attachAsset('explosionPart', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.velocityX = 0;
	self.velocityY = 0;
	self.rotationSpeed = 0;
	self.life = 40;
	self.maxLife = 40;
	self.gravity = 0.3;
	self.update = function () {
		self.x += self.velocityX;
		self.y += self.velocityY;
		self.velocityY += self.gravity;
		self.velocityX *= 0.98;
		partGfx.rotation += self.rotationSpeed;
		self.life--;
		var alpha = self.life / self.maxLife;
		partGfx.alpha = alpha;
		// Color transition from bright orange to dark red
		var colorProgress = 1 - alpha;
		var red = 255;
		var green = Math.floor(170 * (1 - colorProgress));
		var blue = 0;
		partGfx.tint = red << 16 | green << 8 | blue;
		var scale = alpha * (1 + (1 - alpha) * 0.5);
		partGfx.scaleX = scale;
		partGfx.scaleY = scale;
		if (self.life <= 0) {
			self.shouldDestroy = true;
		}
	};
	return self;
});
var Fish = Container.expand(function () {
	var self = Container.call(this);
	var fishGfx = self.attachAsset('fish', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.speed = -4 - Math.random() * 3;
	self.swimPhase = Math.random() * Math.PI * 2;
	self.verticalAmplitude = 30 + Math.random() * 20;
	self.baseY = 0;
	self.update = function () {
		self.x += self.speed;
		self.swimPhase += 0.08;
		var swimY = Math.sin(self.swimPhase) * self.verticalAmplitude;
		self.y = self.baseY + swimY;
		var scale = 1 + Math.sin(self.swimPhase * 1.2) * 0.1;
		fishGfx.scaleX = scale;
		fishGfx.scaleY = scale;
		fishGfx.rotation = Math.sin(self.swimPhase) * 0.2;
		var colorShift = Math.floor(Math.sin(self.swimPhase) * 50);
		fishGfx.tint = 0xff6600 + colorShift;
	};
	return self;
});
var GroundSegment = Container.expand(function () {
	var self = Container.call(this);
	var groundGfx = self.attachAsset('ground', {
		anchorX: 0,
		anchorY: 0
	});
	var shimmerGfx = self.attachAsset('groundShimmer', {
		anchorX: 0,
		anchorY: 0
	});
	shimmerGfx.y = -8;
	self.shimmerPhase = Math.random() * Math.PI * 2;
	self.wavePhase = Math.random() * Math.PI * 2;
	self.beatIntensity = 0;
	self.update = function () {
		// Reflective shimmer effect
		self.shimmerPhase += 0.08;
		shimmerGfx.alpha = 0.4 + Math.sin(self.shimmerPhase) * 0.3;
		shimmerGfx.scaleX = 1 + Math.sin(self.shimmerPhase * 0.7) * 0.1;
		// Waveform moving through ground
		self.wavePhase += gameSpeed * 0.02;
		var waveOffset = Math.sin(self.wavePhase) * 3;
		groundGfx.y = waveOffset;
		shimmerGfx.y = -8 + waveOffset;
		// Beat-synced effects
		self.beatIntensity = beatPulse;
		var glowIntensity = 0.7 + self.beatIntensity * 0.3;
		groundGfx.alpha = glowIntensity;
		// Color changes based on beat
		var beatColor = Math.floor(self.beatIntensity * 80);
		groundGfx.tint = 0x4488ff + beatColor;
		shimmerGfx.tint = 0x88ccff + (beatColor << 4);
		// Motion matching scrolling tempo
		self.x -= gameSpeed;
	};
	return self;
});
var Heart = Container.expand(function () {
	var self = Container.call(this);
	var heartGfx = self.attachAsset('heart', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.speed = -8;
	self.pulsePhase = Math.random() * Math.PI * 2;
	self.glowPhase = Math.random() * Math.PI * 2;
	self.isPulsing = false;
	self.pulseTimer = 0;
	self.maxPulseTime = 60; // 1 second at 60fps
	self.sparkleTimer = 0;
	self.update = function () {
		self.x += self.speed;
		// Gentle floating
		self.pulsePhase += 0.08;
		var floatY = Math.sin(self.pulsePhase) * 8;
		self.y += floatY * 0.05;
		// Check if should pulse with beat
		if (beatPulse > 0.7 && !self.isPulsing) {
			self.isPulsing = true;
			self.pulseTimer = self.maxPulseTime;
		}
		// Handle pulsing state
		if (self.isPulsing) {
			self.pulseTimer--;
			// Bright glow and scale during pulse
			var pulseIntensity = self.pulseTimer / self.maxPulseTime;
			heartGfx.alpha = 0.8 + pulseIntensity * 0.2;
			heartGfx.scaleX = 1.0 + pulseIntensity * 0.4;
			heartGfx.scaleY = 1.0 + pulseIntensity * 0.4;
			heartGfx.tint = 0xff1144; // Bright red when pulsing
			// Sparkle creation disabled
			if (self.pulseTimer <= 0) {
				self.isPulsing = false;
			}
		} else {
			// Normal state - gentle glow
			self.glowPhase += 0.05;
			heartGfx.alpha = 0.7 + Math.sin(self.glowPhase) * 0.2;
			heartGfx.scaleX = 1.0 + Math.sin(self.glowPhase) * 0.1;
			heartGfx.scaleY = 1.0 + Math.sin(self.glowPhase) * 0.1;
			heartGfx.tint = 0xff3366; // Normal pink-red
		}
	};
	return self;
});
var HolographicElement = Container.expand(function () {
	var self = Container.call(this);
	var elementType = Math.floor(Math.random() * 3);
	var elementGfx;
	if (elementType === 0) {
		elementGfx = self.attachAsset('waveform', {
			anchorX: 0.5,
			anchorY: 0.5
		});
	} else if (elementType === 1) {
		elementGfx = self.attachAsset('speaker', {
			anchorX: 0.5,
			anchorY: 0.5
		});
	} else {
		elementGfx = self.attachAsset('freqBar', {
			anchorX: 0.5,
			anchorY: 1
		});
	}
	self.fadePhase = 0;
	self.maxFadePhase = 300 + Math.random() * 200;
	self.pulsePhase = Math.random() * Math.PI * 2;
	self.driftSpeed = -0.5 - Math.random() * 1.5;
	self.baseScale = 2 + Math.random() * 3;
	self.update = function () {
		self.fadePhase++;
		self.pulsePhase += 0.03;
		self.x += self.driftSpeed;
		// Fade in and out effect
		var fadeProgress = self.fadePhase / self.maxFadePhase;
		var fadeAlpha;
		if (fadeProgress < 0.2) {
			fadeAlpha = fadeProgress / 0.2;
		} else if (fadeProgress > 0.8) {
			fadeAlpha = (1 - fadeProgress) / 0.2;
		} else {
			fadeAlpha = 1;
		}
		// Very faint holographic appearance
		elementGfx.alpha = fadeAlpha * (0.05 + beatPulse * 0.1);
		// Pulse with beat
		var scale = self.baseScale * (1 + Math.sin(self.pulsePhase) * 0.1 + beatPulse * 0.2);
		elementGfx.scaleX = scale;
		elementGfx.scaleY = scale;
		// Color tinting for holographic effect
		elementGfx.tint = 0x4466aa + Math.floor(beatPulse * 50);
		if (self.fadePhase >= self.maxFadePhase) {
			self.shouldDestroy = true;
		}
	};
	return self;
});
var LaserBeam = Container.expand(function () {
	var self = Container.call(this);
	// Laser core that moves up and down
	var laserCore = self.attachAsset('laserCore', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	// Main laser beam
	var laserBeam = self.attachAsset('laserBeam', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.speed = -6;
	self.verticalSpeed = 3;
	self.direction = 1; // 1 for down, -1 for up
	self.warningTimer = 60; // Warning phase before activation
	self.isActive = false;
	self.pulsePhase = 0;
	self.coreY = 0;
	self.maxTravel = 150;
	// Initially hide the beam, show only core
	laserBeam.alpha = 0;
	laserCore.y = -self.maxTravel;
	self.update = function () {
		self.x += self.speed;
		// Warning phase
		if (self.warningTimer > 0) {
			self.warningTimer--;
			// Blinking warning effect
			laserCore.alpha = Math.sin(self.warningTimer * 0.3) * 0.5 + 0.5;
			laserCore.tint = 0xff0000; // Red warning
			if (self.warningTimer === 0) {
				self.isActive = true;
				laserBeam.alpha = 0.9;
			}
		}
		// Active laser movement
		if (self.isActive) {
			self.coreY += self.verticalSpeed * self.direction;
			laserCore.y = self.coreY;
			// Reverse direction at limits
			if (self.coreY >= self.maxTravel || self.coreY <= -self.maxTravel) {
				self.direction *= -1;
			}
			// Pulse effects
			self.pulsePhase += 0.15;
			var intensity = 0.8 + Math.sin(self.pulsePhase) * 0.2 + beatPulse * 0.3;
			laserBeam.alpha = intensity;
			laserCore.alpha = 1.0;
			// Bright laser colors
			laserBeam.tint = 0xff0088 + Math.floor(beatPulse * 100);
			laserCore.tint = 0xffffff;
			// Scale effects
			var scale = 1 + beatPulse * 0.4;
			laserBeam.scaleX = scale;
			laserCore.scaleX = 1 + beatPulse * 0.6;
			laserCore.scaleY = 1 + beatPulse * 0.6;
		}
	};
	return self;
});
var LightLine = Container.expand(function () {
	var self = Container.call(this);
	var lineGfx = self.attachAsset('lightLine', {
		anchorX: 0,
		anchorY: 0.5
	});
	self.speed = -2 - Math.random() * 4;
	self.pulsePhase = Math.random() * Math.PI * 2;
	self.glowPhase = Math.random() * Math.PI * 2;
	self.baseAlpha = 0.2 + Math.random() * 0.3;
	self.update = function () {
		self.x += self.speed;
		self.pulsePhase += 0.08;
		self.glowPhase += 0.05;
		// Flowing glow effect
		lineGfx.alpha = self.baseAlpha + Math.sin(self.glowPhase) * 0.2 + beatPulse * 0.2;
		lineGfx.scaleY = 0.8 + Math.sin(self.pulsePhase) * 0.4 + beatPulse * 0.3;
		// Color shift with beat
		var colorShift = Math.floor(beatPulse * 100);
		lineGfx.tint = 0x6644ff + (colorShift << 8);
	};
	return self;
});
var NatureGroundSegment = Container.expand(function () {
	var self = Container.call(this);
	var groundGfx = self.attachAsset('natureGround', {
		anchorX: 0,
		anchorY: 0
	});
	// Larger scale for nature phase
	groundGfx.scaleX = 1.4;
	groundGfx.scaleY = 1.4;
	self.update = function () {
		self.x -= gameSpeed + 1;
	};
	return self;
});
var Obstacle = Container.expand(function () {
	var self = Container.call(this);
	var obstacleGfx = self.attachAsset('obstacle', {
		anchorX: 0.5,
		anchorY: 1
	});
	self.speed = -6;
	self.pulsePhase = 0;
	self.update = function () {
		self.x += self.speed;
		// Pulse effect
		self.pulsePhase += 0.15;
		var scale = 1 + Math.sin(self.pulsePhase) * 0.1;
		obstacleGfx.scaleX = scale;
		obstacleGfx.scaleY = scale;
		// Beat sync glow
		if (beatPulse > 0.5) {
			obstacleGfx.tint = 0xffffff;
		} else {
			obstacleGfx.tint = 0xff0044;
		}
	};
	return self;
});
var Particle = Container.expand(function () {
	var self = Container.call(this);
	var particleGfx = self.attachAsset('particle', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.velocityX = 0;
	self.velocityY = 0;
	self.life = 60;
	self.maxLife = 60;
	self.update = function () {
		self.x += self.velocityX;
		self.y += self.velocityY;
		self.velocityY += 0.2;
		self.life--;
		particleGfx.alpha = self.life / self.maxLife;
		if (self.life <= 0) {
			self.shouldDestroy = true;
		}
	};
	return self;
});
var Player = Container.expand(function () {
	var self = Container.call(this);
	// Create main glow aura behind character
	var mainGlow = self.attachAsset('playerGlow', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	mainGlow.alpha = 0.3;
	mainGlow.y = -10;
	// Create body parts with neon light appearance
	var head = self.attachAsset('playerHead', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	var body = self.attachAsset('playerBody', {
		anchorX: 0.5,
		anchorY: 0
	});
	var oxygenTank = self.attachAsset('oxygenTank', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	var leftArm = self.attachAsset('playerArm', {
		anchorX: 0.5,
		anchorY: 0
	});
	var rightArm = self.attachAsset('playerArm', {
		anchorX: 0.5,
		anchorY: 0
	});
	var leftLeg = self.attachAsset('playerLeg', {
		anchorX: 0.5,
		anchorY: 0
	});
	var rightLeg = self.attachAsset('playerLeg', {
		anchorX: 0.5,
		anchorY: 0
	});
	// Position body parts relative to center
	head.y = -30;
	body.y = -12;
	leftArm.x = -10;
	leftArm.y = -8;
	rightArm.x = 10;
	rightArm.y = -8;
	leftLeg.x = -6;
	leftLeg.y = 13;
	rightLeg.x = 6;
	rightLeg.y = 13;
	// Position oxygen tank on player's back (behind body)
	oxygenTank.x = -8; // Position behind player (to the left when facing right)
	oxygenTank.y = -5; // Slightly higher than body center
	oxygenTank.visible = false; // Initially hidden
	// Set initial electric blue color with glow effect
	head.tint = 0x00ccff;
	body.tint = 0x0099ff;
	leftArm.tint = 0x0088ff;
	rightArm.tint = 0x0088ff;
	leftLeg.tint = 0x0077ff;
	rightLeg.tint = 0x0077ff;
	self.velocityY = 0;
	self.velocityX = 0;
	self.isGrounded = false;
	self.isInvincible = false;
	self.invincibilityFlashOn = false;
	self.isDashing = false;
	self.dashCooldown = 0;
	self.canDoubleJump = false;
	self.hasUsedDoubleJump = false;
	self.hasJumped = false; // Track if player has actually jumped
	self.glowPhase = 0;
	self.walkPhase = 0;
	self.constantSpeed = 3; // Constant walking speed
	self.hoverPhase = 0;
	self.beatReactionTimer = 0;
	self.currentHue = 0; // For color shifting
	self.comboStreakColor = 0x00ccff; // Base electric blue
	self.update = function () {
		// Floating effect - character hovers above ground
		self.hoverPhase += 0.08;
		var hoverOffset = Math.sin(self.hoverPhase) * 3;
		// Variable jump system - apply additional upward force while jump is held
		if (isJumpPressed && jumpHoldTime < maxJumpHoldTime && self.velocityY < 0) {
			var holdForce = (maxJumpHoldTime - jumpHoldTime) / maxJumpHoldTime * -1.5;
			self.velocityY += holdForce;
			jumpHoldTime++;
		}
		// Simplified gravity system
		if (!self.isGrounded) {
			if (gamePhase === 5) {
				// Underwater phase - reduced gravity and buoyancy
				self.velocityY += 0.3; // Much slower falling underwater
				// Add slight upward buoyancy force
				self.velocityY -= 0.1;
			} else if (gamePhase === 3) {
				// Sky level - increased gravity
				self.velocityY += 0.55;
			} else {
				// Normal/speed phase - standard gravity
				self.velocityY += 0.6;
			}
		}
		// Apply velocity with underwater resistance
		if (gamePhase === 5) {
			// Underwater movement - add resistance
			self.velocityX *= 0.95; // Water resistance
			self.velocityY *= 0.98; // Slower vertical movement
		}
		self.y += self.velocityY;
		self.x += self.velocityX;
		// Constant forward movement when grounded
		if (self.isGrounded && !self.isDashing) {
			self.x += self.constantSpeed;
		}
		// Ground collision with hover offset (only in normal/speed phases)
		if (gamePhase !== 3) {
			var groundThreshold = groundLevel - 35 + hoverOffset;
			if (self.y >= groundThreshold) {
				self.y = groundThreshold;
				self.velocityY = 0;
				self.isGrounded = true;
				self.canDoubleJump = false;
				self.hasUsedDoubleJump = false;
				self.hasJumped = false; // Reset jump flag when grounded
			}
		} else {
			// Sky level - check if player is actually on a cloud or seagull
			var onPlatform = false;
			// Check if standing on any cloud
			for (var i = 0; i < clouds.length; i++) {
				var cloud = clouds[i];
				if (self.intersects(cloud) && self.velocityY >= 0 && self.y <= cloud.y) {
					onPlatform = true;
					break;
				}
			}
			// Check if standing on any seagull
			if (!onPlatform) {
				for (var i = 0; i < seagulls.length; i++) {
					var seagull = seagulls[i];
					if (self.intersects(seagull) && self.velocityY >= 0 && self.y <= seagull.y) {
						onPlatform = true;
						break;
					}
				}
			}
			// If not on any platform, player should fall
			if (!onPlatform) {
				// Track if player was grounded before falling
				var wasGrounded = self.isGrounded;
				self.isGrounded = false;
				// If player just started falling (was on platform, now falling)
				if (wasGrounded) {
					// When falling from platform, enable double jump capability
					self.hasJumped = false;
					self.canDoubleJump = true;
					self.hasUsedDoubleJump = false;
				}
			} else {
				// Player is on a platform
				self.isGrounded = true;
				self.canDoubleJump = false;
				self.hasUsedDoubleJump = false;
				self.hasJumped = false;
			}
		}
		// Simple backward movement
		if (self.isGrounded && self.velocityX === 0 && !self.isDashing) {
			self.x -= gameSpeed * 0.8; // Smooth per-frame movement
		}
		// Dash cooldown
		if (self.dashCooldown > 0) {
			self.dashCooldown--;
		}
		// Rhythmic bouncing and running animation
		if (self.isGrounded && !self.isDashing) {
			self.walkPhase += 0.25;
			// Energetic arm movements
			leftArm.rotation = Math.sin(self.walkPhase) * 0.6;
			rightArm.rotation = -Math.sin(self.walkPhase) * 0.6;
			// Dynamic leg running motion
			leftLeg.rotation = Math.sin(self.walkPhase + Math.PI) * 0.4;
			rightLeg.rotation = Math.sin(self.walkPhase) * 0.4;
			// Head bobbing with beat awareness
			var beatBob = beatPulse > 0.5 ? beatPulse * 2 : 0;
			head.y = -30 + Math.sin(self.walkPhase * 2) * 2 + beatBob;
		} else {
			// Reset positions when not walking
			leftArm.rotation = 0;
			rightArm.rotation = 0;
			leftLeg.rotation = 0;
			rightLeg.rotation = 0;
			head.y = -30;
		}
		// Neon glow effects with beat reaction
		self.glowPhase += 0.12;
		var baseGlow = 0.9 + Math.sin(self.glowPhase) * 0.1;
		var beatGlow = beatPulse * 0.3;
		var totalGlow = Math.min(1.0, baseGlow + beatGlow);
		// Beat reaction timer
		if (self.beatReactionTimer > 0) {
			self.beatReactionTimer--;
			totalGlow = 1.0;
		}
		// Apply glow to all parts
		head.alpha = totalGlow;
		body.alpha = totalGlow;
		leftArm.alpha = totalGlow;
		rightArm.alpha = totalGlow;
		leftLeg.alpha = totalGlow;
		rightLeg.alpha = totalGlow;
		// Main glow pulsing
		mainGlow.alpha = 0.2 + beatPulse * 0.3;
		mainGlow.scaleX = 1 + Math.sin(self.glowPhase * 0.7) * 0.1 + beatPulse * 0.2;
		mainGlow.scaleY = 1 + Math.sin(self.glowPhase * 0.7) * 0.1 + beatPulse * 0.2;
		// Color shifting based on combo streak and game phase
		if (combo > 0) {
			self.currentHue += 0.02;
			var hueShift = Math.sin(self.currentHue) * 60;
			if (gamePhase === 4) {
				// Nature phase - Mario classic red and blue colors
				self.comboStreakColor = 0xff3333 + Math.floor(hueShift);
			} else if (gamePhase === 3) {
				// Sky phase - soft golden colors
				self.comboStreakColor = 0xffcc66 + Math.floor(hueShift);
			} else if (gamePhase === 2) {
				// Speed phase - orange/red colors
				self.comboStreakColor = 0xff8800 + Math.floor(hueShift);
			} else {
				// Normal phase - blue colors
				self.comboStreakColor = 0x0088ff + Math.floor(hueShift);
			}
			// Apply combo colors
			head.tint = self.comboStreakColor + 0x2200;
			body.tint = self.comboStreakColor;
			leftArm.tint = self.comboStreakColor - 0x1100;
			rightArm.tint = self.comboStreakColor - 0x1100;
			leftLeg.tint = self.comboStreakColor - 0x2200;
			rightLeg.tint = self.comboStreakColor - 0x2200;
			mainGlow.tint = self.comboStreakColor;
		} else {
			if (gamePhase === 5) {
				// Underwater phase - aquatic blue and teal colors
				head.tint = 0x00cccc; // Cyan
				body.tint = 0x0099cc; // Ocean blue
				leftArm.tint = 0x0088bb; // Deeper blue
				rightArm.tint = 0x0088bb; // Deeper blue
				leftLeg.tint = 0x0077aa; // Deep blue
				rightLeg.tint = 0x0077aa; // Deep blue
				mainGlow.tint = 0x00ccff; // Bright aqua glow
				// Show and color oxygen tank for underwater phase
				oxygenTank.visible = true;
				oxygenTank.tint = 0x666666; // Gray oxygen tank
			} else if (gamePhase === 4) {
				// Nature phase - Mario classic colors (red hat, blue overalls, brown boots)
				head.tint = 0xff0000; // Red hat like Mario
				body.tint = 0x0066ff; // Blue overalls like Mario
				leftArm.tint = 0xffcc99; // Skin tone for arms
				rightArm.tint = 0xffcc99; // Skin tone for arms
				leftLeg.tint = 0x8b4513; // Brown boots like Mario
				rightLeg.tint = 0x8b4513; // Brown boots like Mario
				mainGlow.tint = 0xff6666; // Red glow to match
				// Hide oxygen tank in nature phase
				oxygenTank.visible = false;
			} else if (gamePhase === 3) {
				// Sky phase - soft golden/white colors
				head.tint = 0xffffdd;
				body.tint = 0xffeeaa;
				leftArm.tint = 0xffdd88;
				rightArm.tint = 0xffdd88;
				leftLeg.tint = 0xffcc66;
				rightLeg.tint = 0xffcc66;
				mainGlow.tint = 0xffee99;
				// Hide oxygen tank in sky phase
				oxygenTank.visible = false;
			} else if (gamePhase === 2) {
				// Speed phase - orange colors
				head.tint = 0xff9900;
				body.tint = 0xff7700;
				leftArm.tint = 0xff6600;
				rightArm.tint = 0xff6600;
				leftLeg.tint = 0xff5500;
				rightLeg.tint = 0xff5500;
				mainGlow.tint = 0xff8800;
				// Hide oxygen tank in speed phase
				oxygenTank.visible = false;
			} else {
				// Normal phase - electric blue
				head.tint = 0x00ccff;
				body.tint = 0x0099ff;
				leftArm.tint = 0x0088ff;
				rightArm.tint = 0x0088ff;
				leftLeg.tint = 0x0077ff;
				rightLeg.tint = 0x0077ff;
				mainGlow.tint = 0x0088ff;
				// Hide oxygen tank in normal phase
				oxygenTank.visible = false;
			}
			self.currentHue = 0;
		}
		if (self.isInvincible) {
			if (self.invincibilityFlashOn) {
				var flashAlpha = 0.3;
				head.alpha = flashAlpha;
				body.alpha = flashAlpha;
				leftArm.alpha = flashAlpha;
				rightArm.alpha = flashAlpha;
				leftLeg.alpha = flashAlpha;
				rightLeg.alpha = flashAlpha;
			}
			// main glow invincibility effect
			mainGlow.alpha = 0.8 + Math.sin(LK.ticks * 0.3) * 0.2; // Pulsing bright glow
			mainGlow.scaleX = 2.5 + Math.sin(LK.ticks * 0.2) * 0.5; // Much larger scale
			mainGlow.scaleY = 2.5 + Math.sin(LK.ticks * 0.2) * 0.5; // Much larger scale
			mainGlow.tint = 0xffffff; // Pure white glow for maximum visibility
		}
		// Underwater platform collision detection (phase 5 only)
		if (gamePhase === 5) {
			// Calculate player bounds considering full player size including all body parts
			// Head extends 30px up from center, legs extend 35px down from center
			var playerTopOffset = 35; // Distance from center to top of head
			var playerBottomOffset = 35; // Distance from center to bottom of legs
			var playerTop = self.y - playerTopOffset;
			var playerBottom = self.y + playerBottomOffset;
			// Top platform collision - solid barrier, player cannot pass through
			// Platform bottom is at y=900, reduce buffer to make collision tighter
			if (playerTop < 910) {
				self.y = 910 + playerTopOffset; // Position player so top of head touches platform edge
				if (self.velocityY < 0) {
					self.velocityY = 0; // Stop vertical movement completely
				}
				self.isGrounded = false; // Player is not grounded when hitting top platform
			}
			// Bottom platform collision - solid floor, player stands on it
			// Platform top is at y=1800, reduce buffer to make collision tighter
			if (playerBottom > 1790) {
				self.y = 1790 - playerBottomOffset; // Position player so bottom of legs touches platform edge
				if (self.velocityY > 0) {
					self.velocityY = 0; // Stop falling completely
				}
				self.isGrounded = true; // Player is grounded when hitting bottom platform
			}
		}
		// Keep player on screen
		if (self.x < 0) self.x = 0;
		if (self.x > 2048) self.x = 2048;
	};
	// Variable jump method
	self.jump = function () {
		if (self.isGrounded) {
			// Calculate jump force based on hold time
			var holdRatio = Math.min(jumpHoldTime / maxJumpHoldTime, 1);
			var currentJumpForce, currentMinForce, currentMaxForce;
			if (gamePhase === 5) {
				// Underwater phase - use reduced jump power
				currentMinForce = underwaterMinJumpForce;
				currentMaxForce = underwaterMaxJumpForce;
			} else {
				// Other phases - use normal jump power
				currentMinForce = minJumpForce;
				currentMaxForce = maxJumpForce;
			}
			currentJumpForce = currentMinForce + (currentMaxForce - currentMinForce) * holdRatio;
			self.velocityY = currentJumpForce;
			self.isGrounded = false;
			self.canDoubleJump = true;
			self.hasUsedDoubleJump = false;
			self.hasJumped = true;
			self.createJumpEffect();
			LK.getSound('jump').play();
		} else if (gamePhase === 5) {
			// Underwater phase - unlimited swimming with reduced power
			self.velocityY = underwaterDoubleJumpForce;
			// Swimming visual effects
			LK.effects.flashObject(self, 0x00ccff, 300);
			for (var i = 0; i < 6; i++) {
				var particle = new Particle();
				particle.x = self.x + (Math.random() - 0.5) * 60;
				particle.y = self.y + 10;
				particle.velocityY = Math.random() * 6 + 2;
				particle.velocityX = (Math.random() - 0.5) * 10;
				var particleGfx = particle.children[0];
				particleGfx.tint = 0x00ccff;
				game.addChild(particle);
				particles.push(particle);
			}
			LK.getSound('jump').play();
		} else if (self.canDoubleJump && !self.hasUsedDoubleJump) {
			// Double jump with fixed force (other phases)
			var currentDoubleJumpForce = gamePhase === 5 ? underwaterDoubleJumpForce : doubleJumpForce;
			self.velocityY = currentDoubleJumpForce;
			self.hasUsedDoubleJump = true;
			// Double jump visual effects
			LK.effects.flashObject(self, 0x00ffff, 300);
			for (var i = 0; i < 8; i++) {
				var particle = new Particle();
				particle.x = self.x + (Math.random() - 0.5) * 60;
				particle.y = self.y + 10;
				particle.velocityY = Math.random() * 8 + 3;
				particle.velocityX = (Math.random() - 0.5) * 12;
				var particleGfx = particle.children[0];
				particleGfx.tint = 0x00ffff;
				game.addChild(particle);
				particles.push(particle);
			}
			LK.getSound('jump').play();
		}
	};
	self.dash = function () {
		if (self.dashCooldown <= 0) {
			self.velocityX = 15;
			self.isDashing = true;
			self.dashCooldown = 120; // 2 seconds at 60fps
			LK.getSound('dash').play();
			self.createDashEffect();
			tween(self, {
				velocityX: 0
			}, {
				duration: 400
			});
			LK.setTimeout(function () {
				self.isDashing = false;
			}, 400);
		}
	};
	self.createJumpEffect = function () {
		for (var i = 0; i < 5; i++) {
			var particle = new Particle();
			particle.x = self.x + (Math.random() - 0.5) * 40;
			particle.y = self.y + 20;
			particle.velocityY = Math.random() * 5 + 2;
			particle.velocityX = (Math.random() - 0.5) * 8;
			game.addChild(particle);
			particles.push(particle);
		}
	};
	self.createDashEffect = function () {
		for (var i = 0; i < 8; i++) {
			var particle = new Particle();
			particle.x = self.x - 30;
			particle.y = self.y + (Math.random() - 0.5) * 40;
			particle.velocityY = (Math.random() - 0.5) * 6;
			particle.velocityX = -Math.random() * 10 - 5;
			game.addChild(particle);
			particles.push(particle);
		}
	};
	// React to beats with flash and pulse
	self.reactToBeat = function () {
		self.beatReactionTimer = 8; // Flash for 8 frames
		// Bright flash effect
		tween(self, {
			alpha: 1.2
		}, {
			duration: 100,
			easing: tween.easeOut,
			onFinish: function onFinish() {
				tween(self, {
					alpha: 1.0
				}, {
					duration: 200,
					easing: tween.easeInOut
				});
			}
		});
		// Scale pulse
		tween(self, {
			scaleX: 1.1,
			scaleY: 1.1
		}, {
			duration: 150,
			easing: tween.easeOut,
			onFinish: function onFinish() {
				tween(self, {
					scaleX: 1.0,
					scaleY: 1.0
				}, {
					duration: 250,
					easing: tween.easeInOut
				});
			}
		});
	};
	return self;
});
var Rock = Container.expand(function () {
	var self = Container.call(this);
	var rockGfx = self.attachAsset('rock', {
		anchorX: 0.5,
		anchorY: 1
	});
	// Larger scale for nature phase
	rockGfx.scaleX = 1.5;
	rockGfx.scaleY = 1.5;
	self.speed = -6;
	self.update = function () {
		self.x += self.speed;
	};
	return self;
});
var RotatingCube = Container.expand(function () {
	var self = Container.call(this);
	var cubeGfx = self.attachAsset('rotatingCube', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.speed = -6;
	self.rotationSpeed = 0.1 + Math.random() * 0.1;
	self.pulsePhase = 0;
	self.glowPhase = Math.random() * Math.PI * 2;
	self.update = function () {
		self.x += self.speed;
		// Continuous rotation
		cubeGfx.rotation += self.rotationSpeed;
		// Pulse effect with beat
		self.pulsePhase += 0.1;
		var scale = 1 + Math.sin(self.pulsePhase) * 0.2 + beatPulse * 0.3;
		cubeGfx.scaleX = scale;
		cubeGfx.scaleY = scale;
		// Glow effect
		self.glowPhase += 0.08;
		cubeGfx.alpha = 0.8 + Math.sin(self.glowPhase) * 0.2 + beatPulse * 0.2;
		// Color shifting
		var colorShift = Math.floor(beatPulse * 100);
		cubeGfx.tint = 0xff4400 + (colorShift << 4);
	};
	return self;
});
var Seagull = Container.expand(function () {
	var self = Container.call(this);
	// Create seagull body
	var body = self.attachAsset('seagullBody', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	// Create wings
	var leftWing = self.attachAsset('seagullWing', {
		anchorX: 0.8,
		anchorY: 0.5
	});
	var rightWing = self.attachAsset('seagullWing', {
		anchorX: 0.2,
		anchorY: 0.5
	});
	// Position wings
	leftWing.x = -15;
	leftWing.y = -3;
	rightWing.x = 15;
	rightWing.y = -3;
	// Flight properties
	self.speed = -5 - Math.random() * 2; // Slightly faster than clouds
	self.wingPhase = Math.random() * Math.PI * 2;
	self.wingSpeed = 0.3 + Math.random() * 0.2;
	self.floatPhase = Math.random() * Math.PI * 2;
	self.floatAmplitude = 15 + Math.random() * 10;
	self.baseY = 0;
	self.update = function () {
		self.x += self.speed;
		// Wing flapping animation
		self.wingPhase += self.wingSpeed;
		var wingFlap = Math.sin(self.wingPhase);
		leftWing.rotation = wingFlap * 0.4;
		rightWing.rotation = -wingFlap * 0.4;
		leftWing.scaleY = 0.8 + wingFlap * 0.3;
		rightWing.scaleY = 0.8 + wingFlap * 0.3;
		// Graceful floating movement
		self.floatPhase += 0.02;
		var floatOffset = Math.sin(self.floatPhase) * self.floatAmplitude;
		self.y = self.baseY + floatOffset;
		// Subtle size pulsing for life-like movement
		var sizePulse = 1 + Math.sin(self.wingPhase * 0.7) * 0.1;
		body.scaleX = sizePulse;
		body.scaleY = sizePulse;
		// Slight transparency for ethereal sky feel
		body.alpha = 0.9;
		leftWing.alpha = 0.85;
		rightWing.alpha = 0.85;
	};
	return self;
});
var Seaweed = Container.expand(function () {
	var self = Container.call(this);
	var seaweedGfx = self.attachAsset('seaweed', {
		anchorX: 0.5,
		anchorY: 1
	});
	self.speed = -3;
	self.swayPhase = Math.random() * Math.PI * 2;
	self.height = 80 + Math.random() * 40;
	seaweedGfx.scaleY = self.height / 80;
	self.update = function () {
		self.x += self.speed;
		self.swayPhase += 0.06;
		var sway = Math.sin(self.swayPhase) * 0.3;
		seaweedGfx.rotation = sway;
		seaweedGfx.scaleX = 1 + Math.sin(self.swayPhase * 0.7) * 0.1;
		var greenShift = Math.floor(Math.sin(self.swayPhase) * 30);
		seaweedGfx.tint = 0x228b22 + (greenShift << 8);
	};
	return self;
});
var Shark = Container.expand(function () {
	var self = Container.call(this);
	var sharkGfx = self.attachAsset('shark', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.speed = -4; // Same speed as ground movement
	self.swimPhase = Math.random() * Math.PI * 2;
	self.verticalAmplitude = 0; // No vertical movement
	self.baseY = 0;
	self.update = function () {
		self.x += self.speed;
		// Keep shark at fixed Y position - no swimming oscillation
		self.y = self.baseY;
		// Simple scale animation for life-like movement
		self.swimPhase += 0.05;
		var scale = 1 + Math.sin(self.swimPhase * 0.8) * 0.08;
		sharkGfx.scaleX = scale;
		sharkGfx.scaleY = scale;
		// No rotation for straight movement
		sharkGfx.rotation = 0;
		var colorShift = Math.floor(Math.sin(self.swimPhase) * 30);
		sharkGfx.tint = 0x333333 + colorShift;
	};
	return self;
});
var ShatterPart = Container.expand(function () {
	var self = Container.call(this);
	var shatterGfx = self.attachAsset('shatter', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.velocityX = 0;
	self.velocityY = 0;
	self.rotationSpeed = 0;
	self.life = 60;
	self.maxLife = 60;
	self.gravity = 0.2;
	self.update = function () {
		self.x += self.velocityX;
		self.y += self.velocityY;
		self.velocityY += self.gravity;
		self.velocityX *= 0.96;
		shatterGfx.rotation += self.rotationSpeed;
		self.life--;
		var alpha = self.life / self.maxLife;
		shatterGfx.alpha = alpha;
		var scale = alpha * 0.8;
		shatterGfx.scaleX = scale;
		shatterGfx.scaleY = scale;
		if (self.life <= 0) {
			self.shouldDestroy = true;
		}
	};
	return self;
});
var SunRay = Container.expand(function () {
	var self = Container.call(this);
	var rayGfx = self.attachAsset('sunRay', {
		anchorX: 0,
		anchorY: 0.5
	});
	self.speed = -1.5;
	self.fadePhase = 0;
	self.maxFadePhase = 600;
	self.glowPhase = Math.random() * Math.PI * 2;
	self.angle = (Math.random() - 0.5) * 0.3;
	rayGfx.rotation = self.angle;
	rayGfx.alpha = 0.3;
	self.update = function () {
		self.x += self.speed;
		self.fadePhase++;
		self.glowPhase += 0.02;
		// Fade in and out effect
		var fadeProgress = self.fadePhase / self.maxFadePhase;
		var fadeAlpha;
		if (fadeProgress < 0.3) {
			fadeAlpha = fadeProgress / 0.3;
		} else if (fadeProgress > 0.7) {
			fadeAlpha = (1 - fadeProgress) / 0.3;
		} else {
			fadeAlpha = 1;
		}
		// Gentle glow pulsing
		var glow = 0.8 + Math.sin(self.glowPhase) * 0.2;
		rayGfx.alpha = fadeAlpha * glow * 0.25;
		if (self.fadePhase >= self.maxFadePhase) {
			self.shouldDestroy = true;
		}
	};
	return self;
});
var TrailParticle = Container.expand(function () {
	var self = Container.call(this);
	var particleGfx = self.attachAsset('trailGlow', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.life = 40;
	self.maxLife = 40;
	self.targetX = 0;
	self.targetY = 0;
	self.followSpeed = 0.12;
	self.pulsePhase = Math.random() * Math.PI * 2;
	self.update = function () {
		// Follow target with smooth movement
		self.x += (self.targetX - self.x) * self.followSpeed;
		self.y += (self.targetY - self.y) * self.followSpeed;
		self.life--;
		self.pulsePhase += 0.15;
		// Bright motion trail that pulses with beat
		var fadeAlpha = self.life / self.maxLife;
		var pulseEffect = 1 + Math.sin(self.pulsePhase) * 0.3 + beatPulse * 0.4;
		particleGfx.alpha = fadeAlpha * 0.8 * pulseEffect;
		var scale = fadeAlpha * 1.2 * pulseEffect;
		particleGfx.scaleX = scale;
		particleGfx.scaleY = scale;
		// Color matches player's current color and game phase
		if (gamePhase === 5) {
			particleGfx.tint = player ? player.comboStreakColor : 0x00ccff; // Aqua blue
		} else if (gamePhase === 4) {
			particleGfx.tint = player ? player.comboStreakColor : 0xff3333; // Mario red
		} else if (gamePhase === 3) {
			particleGfx.tint = player ? player.comboStreakColor : 0xffee99;
		} else if (gamePhase === 2) {
			particleGfx.tint = player ? player.comboStreakColor : 0xff8800;
		} else {
			particleGfx.tint = player ? player.comboStreakColor : 0x00aaff;
		}
		if (self.life <= 0) {
			self.shouldDestroy = true;
		}
	};
	return self;
});
var Tree = Container.expand(function () {
	var self = Container.call(this);
	// Tree trunk
	var trunk = self.attachAsset('tree', {
		anchorX: 0.5,
		anchorY: 1
	});
	// Tree leaves
	var leaves = self.attachAsset('treeLeaves', {
		anchorX: 0.5,
		anchorY: 1
	});
	leaves.y = -120;
	leaves.scaleX = 1.8;
	leaves.scaleY = 1.8;
	// Larger trunk for nature phase
	trunk.scaleX = 1.5;
	trunk.scaleY = 1.5;
	self.speed = -6;
	self.swayPhase = Math.random() * Math.PI * 2;
	self.update = function () {
		self.x += self.speed;
		// Gentle swaying animation
		self.swayPhase += 0.03;
		var sway = Math.sin(self.swayPhase) * 0.1;
		trunk.rotation = sway;
		leaves.rotation = sway * 1.5;
		// Slight scale variation for life
		var breathe = 1 + Math.sin(self.swayPhase * 0.7) * 0.05;
		leaves.scaleX = 1.8 * breathe;
		leaves.scaleY = 1.8 * breathe;
	};
	return self;
});
var WaterCurrent = Container.expand(function () {
	var self = Container.call(this);
	var currentGfx = self.attachAsset('waterCurrent', {
		anchorX: 0,
		anchorY: 0.5
	});
	self.speed = -2 - Math.random() * 3;
	self.flowPhase = Math.random() * Math.PI * 2;
	self.baseAlpha = 0.3 + Math.random() * 0.2;
	self.update = function () {
		self.x += self.speed;
		self.flowPhase += 0.1;
		currentGfx.alpha = self.baseAlpha + Math.sin(self.flowPhase) * 0.2;
		currentGfx.scaleY = 0.8 + Math.sin(self.flowPhase * 1.5) * 0.4;
		var colorShift = Math.floor(Math.sin(self.flowPhase) * 40);
		currentGfx.tint = 0x4488aa + (colorShift << 4);
	};
	return self;
});

/**** 
* Initialize Game
****/ 
var game = new LK.Game({
	backgroundColor: 0x0a0520
});

/**** 
* Game Code
****/ 
// Game variables
var player;
var playerLives = 3;
var maxLives = 5;
var hearts = [];
var heartSpawnTimer = 0;
var heartSpawnInterval = 900; // 15 seconds at 60fps
var lifePopupTimer = 0;
var lifePopupText = null;
var collisionCooldown = 0; // Prevent rapid successive damage
var invincibilityFrames = 0; // Global invincibility system
var maxInvincibilityFrames = 120; // 2 seconds at 60fps
var isPlayerFlashing = false;
var obstacles = [];
var rotatingCubes = [];
var laserBeams = [];
var explosionParts = [];
var shatterParts = [];
var particles = [];
var trailParticles = [];
var ambientParticles = [];
var burstParticles = [];
var backgroundShapes = [];
var lightLines = [];
var dataStreamParticles = [];
var holographicElements = [];
var groundLevel = 2200;
var gameSpeed = 6;
var spawnTimer = 0;
var beatTimer = 0;
var beatInterval = 60; // 60 frames = 1 second at 60fps
var beatPulse = 0;
var combo = 0;
var perfectHits = 0;
var trailTimer = 0;
var ambientTimer = 0;
var bgShapeTimer = 0;
var lightLineTimer = 0;
var dataStreamTimer = 0;
var holographicTimer = 0;
// Game phase variables - fixed progression
var gamePhase = 1; // 1 = normal, 2 = speed phase at 1000 points, 3 = sky level at 2000 points, 4 = nature phase at 3000 points
var speedTransitioned = false;
var skyTransitioned = false;
var natureTransitioned = false;
var underwaterTransitioned = false;
// Underwater phase elements
var bubbles = [];
var fish = [];
var sharks = [];
var seaweed = [];
var corals = [];
var waterCurrents = [];
var underwaterPlatformTop = null;
var underwaterPlatformBottom = null;
var bubbleTimer = 0;
var fishSpawnTimer = 0;
var sharkSpawnTimer = 0;
var seaweedSpawnTimer = 0;
var coralSpawnTimer = 0;
var currentSpawnTimer = 0;
var clouds = [];
var sunRays = [];
var seagulls = [];
var sunRayTimer = 0;
var cloudSpawnTimer = 0;
var seagullSpawnTimer = 0;
// Nature phase elements
var trees = [];
var rocks = [];
var bushes = [];
var waterPuddles = [];
var natureGround = [];
var treeSpawnTimer = 0;
var rockSpawnTimer = 0;
var bushSpawnTimer = 0;
var puddleSpawnTimer = 0;
// Camera variables
var cameraTargetX = 0;
var cameraTargetY = 0;
var cameraShakeIntensity = 0;
var cameraShakeDecay = 0.9;
var cameraZoom = 1;
var cameraTargetZoom = 1;
var cameraFollowSpeed = 0.1;
// UI
var scoreText = new Text2('Score: 0', {
	size: 80,
	fill: 0x00FFFF
});
scoreText.anchor.set(0, 0);
scoreText.x = 100;
scoreText.y = 100;
LK.gui.topLeft.addChild(scoreText);
var comboText = new Text2('Combo: 0', {
	size: 60,
	fill: 0xFFFF00
});
comboText.anchor.set(0, 0);
comboText.x = 100;
comboText.y = 200;
LK.gui.topLeft.addChild(comboText);
// Lives display in top right - using heart symbols
var livesContainer = new Container();
livesContainer.x = -100;
livesContainer.y = 100;
LK.gui.topRight.addChild(livesContainer);
var heartSymbols = [];
function updateLivesDisplay() {
	// Clear existing hearts
	for (var i = 0; i < heartSymbols.length; i++) {
		livesContainer.removeChild(heartSymbols[i]);
		heartSymbols[i].destroy();
	}
	heartSymbols = [];
	// Create heart symbols for current lives
	for (var i = 0; i < playerLives; i++) {
		var heartSymbol = LK.getAsset('heart', {
			anchorX: 1,
			anchorY: 0,
			scaleX: 0.8,
			scaleY: 0.8
		});
		heartSymbol.x = -i * 35;
		heartSymbol.y = 0;
		heartSymbol.tint = 0xff3366;
		livesContainer.addChild(heartSymbol);
		heartSymbols.push(heartSymbol);
	}
}
// Initialize lives display
updateLivesDisplay();
// Create ground with shimmer effects
var ground = [];
for (var i = 0; i < 12; i++) {
	var groundSegment = new GroundSegment();
	groundSegment.x = i * 300;
	groundSegment.y = groundLevel;
	ground.push(groundSegment);
	game.addChild(groundSegment);
}
// Create nature ground segments for phase 4
for (var i = 0; i < 15; i++) {
	var natureGroundSegment = new NatureGroundSegment();
	natureGroundSegment.x = i * 200 - 300; // Use 200px spacing for 500px wide segments to create 300px overlap
	natureGroundSegment.y = groundLevel;
	natureGround.push(natureGroundSegment);
	game.addChild(natureGroundSegment);
	// Initially hide nature ground
	natureGroundSegment.visible = false;
}
// Create background container
var backgroundContainer = new Container();
game.addChild(backgroundContainer);
// Add custom nature background image
var natureBackgroundImage = LK.getAsset('natureBackground', {
	anchorX: 0,
	anchorY: 0,
	scaleX: 1,
	scaleY: 1,
	x: -400
});
backgroundContainer.addChild(natureBackgroundImage);
// Initially hide the background
backgroundContainer.visible = false;
// Create player
player = new Player();
player.x = 300;
player.y = groundLevel - 30;
game.addChild(player);
// Background pulse effect
function updateBackgroundPulse() {
	var intensity = beatPulse * 0.2;
	var fastSection = gameSpeed > 8 ? 1 : 0; // Detect fast sections
	if (gamePhase === 5) {
		// Underwater phase - deep ocean blue with green tints
		var baseRed = 10 + Math.floor(intensity * 20) + fastSection * 10;
		var baseGreen = 60 + Math.floor(intensity * 40) + fastSection * 20;
		var baseBlue = 120 + Math.floor(intensity * 60) + fastSection * 40;
	} else if (gamePhase === 4) {
		// Nature phase - Mario classic bright green and blue palette
		var baseRed = 70 + Math.floor(intensity * 20) + fastSection * 10;
		var baseGreen = 180 + Math.floor(intensity * 50) + fastSection * 30;
		var baseBlue = 255;
	} else if (gamePhase === 3) {
		// Sky phase - gradient from soft blue to pinkish-purple
		var baseRed = 180 + Math.floor(intensity * 40) + fastSection * 20;
		var baseGreen = 220 + Math.floor(intensity * 20) + fastSection * 10;
		var baseBlue = 255;
	} else if (gamePhase === 2) {
		// Speed phase - orange/red colors
		var baseRed = 60 + Math.floor(intensity * 50) + fastSection * 40;
		var baseGreen = 20 + Math.floor(intensity * 30) + fastSection * 20;
		var baseBlue = 5 + Math.floor(intensity * 15) + fastSection * 10;
	} else {
		// Normal phase - deep black to dark purple with intensity variations
		var baseRed = 10 + Math.floor(intensity * 30) + fastSection * 20;
		var baseGreen = 5 + Math.floor(intensity * 20) + fastSection * 10;
		var baseBlue = 32 + Math.floor(intensity * 40) + fastSection * 30;
	}
	var backgroundColor = baseRed << 16 | baseGreen << 8 | baseBlue;
	game.setBackgroundColor(backgroundColor);
}
// Camera system with smooth scrolling and beat sync
function updateCamera() {
	// Smooth camera follow player
	cameraTargetX = -player.x + 400; // Offset to keep player visible
	// Adjust vertical camera position based on game phase
	if (gamePhase === 4) {
		// Nature phase - much higher camera position for elevated view
		cameraTargetY = -player.y + 1200; // Much higher view for nature phase
	} else {
		// Other phases - standard centering
		cameraTargetY = -player.y + 1600; // Vertical centering
	}
	// Apply smooth camera movement
	game.x += (cameraTargetX - game.x) * cameraFollowSpeed;
	game.y += (cameraTargetY - game.y) * cameraFollowSpeed;
	// Apply camera shake (disabled in nature phase)
	if (cameraShakeIntensity > 0 && gamePhase !== 4) {
		game.x += (Math.random() - 0.5) * cameraShakeIntensity;
		game.y += (Math.random() - 0.5) * cameraShakeIntensity;
		cameraShakeIntensity *= cameraShakeDecay;
	}
	// Beat-synced zoom effect with smooth interpolation (disabled in nature phase)
	var beatZoomEffect = gamePhase === 4 ? 1 : 1 + beatPulse * 0.08; // Disable beat zoom in nature phase
	// Base zoom levels for different phases
	var baseZoom = 1.0;
	if (gamePhase === 4) {
		// Nature phase - zoomed in for closer detail
		baseZoom = 1.3;
	} else if (gamePhase === 3) {
		// Sky level - slightly closer view
		baseZoom = 1.15;
	}
	// Combine base zoom with beat effect
	cameraTargetZoom = baseZoom * beatZoomEffect;
	// Smooth zoom interpolation
	cameraZoom += (cameraTargetZoom - cameraZoom) * 0.05;
	game.scaleX = cameraZoom;
	game.scaleY = cameraZoom;
}
// Spawn obstacles on beat
function spawnObstacle() {
	if (gamePhase === 5) {
		// Underwater phase - spawn aquatic obstacles
		var obstacleType = Math.random();
		if (obstacleType < 0.25) {
			spawnFish();
		} else if (obstacleType < 0.4) {
			spawnSeaweed();
		} else if (obstacleType < 0.55) {
			spawnTopSeaweed();
		} else if (obstacleType < 0.75) {
			spawnShark();
		} else {
			spawnCoral();
		}
		return;
	} else if (gamePhase === 4) {
		// Nature phase - spawn natural obstacles
		var obstacleType = Math.random();
		if (obstacleType < 0.5) {
			spawnRock();
		} else {
			spawnBush();
		}
		return;
	} else if (gamePhase === 3) {
		// Sky level - mostly spawn clouds instead of obstacles
		if (Math.random() < 0.3) {
			spawnCloud();
		}
		return;
	}
	var obstacleType = Math.random();
	if (obstacleType < 0.4) {
		// Regular obstacle
		var obstacle = new Obstacle();
		obstacle.x = 2200;
		obstacle.y = groundLevel;
		obstacles.push(obstacle);
		game.addChild(obstacle);
	} else if (obstacleType < 0.7) {
		// Rotating cube
		var cube = new RotatingCube();
		cube.x = 2200;
		cube.y = groundLevel - 60 - Math.random() * 80;
		rotatingCubes.push(cube);
		game.addChild(cube);
	} else {
		// Laser beam
		var laser = new LaserBeam();
		laser.x = 2200;
		laser.y = groundLevel - 200;
		laserBeams.push(laser);
		game.addChild(laser);
	}
}
// Create player trail particles with limit
function createTrailParticles() {
	trailTimer++;
	if (trailTimer >= 4 && trailParticles.length < 15) {
		// Limit to 15 trail particles
		trailTimer = 0;
		var trail = new TrailParticle();
		trail.x = player.x + (Math.random() - 0.5) * 20;
		trail.y = player.y + (Math.random() - 0.5) * 20;
		trail.targetX = player.x - 50;
		trail.targetY = player.y + 10;
		trailParticles.push(trail);
		game.addChild(trail);
	}
}
// Create radial burst particles for perfect hits
function createPerfectBurst(x, y, color) {
	for (var i = 0; i < 12; i++) {
		var angle = i / 12 * Math.PI * 2;
		var speed = 8 + Math.random() * 4;
		var burst = new BurstParticle();
		burst.x = x;
		burst.y = y;
		burst.velocityX = Math.cos(angle) * speed;
		burst.velocityY = Math.sin(angle) * speed;
		var burstGfx = burst.children[0];
		burstGfx.tint = color;
		burstParticles.push(burst);
		game.addChild(burst);
	}
}
// Create ambient floating particles with limit
function createAmbientParticles() {
	ambientTimer++;
	if (ambientTimer >= 30 && ambientParticles.length < 20) {
		// Limit to 20 ambient particles
		ambientTimer = 0;
		var ambient = new AmbientParticle();
		ambient.x = player.x + 1200 + Math.random() * 400;
		ambient.y = Math.random() * 2732;
		var ambientGfx = ambient.children[0];
		ambientGfx.tint = 0x888888 + Math.floor(Math.random() * 0x444444);
		ambientParticles.push(ambient);
		game.addChild(ambient);
	}
}
// Create beat-synced particle wave
function createBeatWave() {
	for (var i = 0; i < 8; i++) {
		var wave = new BurstParticle();
		wave.x = -200 + i * 300;
		wave.y = groundLevel - 100;
		wave.velocityX = 6;
		wave.velocityY = -2 + (Math.random() - 0.5) * 4;
		wave.life = 60;
		wave.maxLife = 60;
		var waveGfx = wave.children[0];
		waveGfx.tint = 0x00ffff;
		burstParticles.push(wave);
		game.addChild(wave);
	}
}
// Create background abstract shapes
function createBackgroundShapes() {
	bgShapeTimer++;
	if (bgShapeTimer >= 120) {
		bgShapeTimer = 0;
		var bgShape = new BackgroundShape();
		bgShape.x = 2200 + Math.random() * 400;
		bgShape.y = Math.random() * 2000;
		backgroundShapes.push(bgShape);
		game.addChild(bgShape);
	}
}
// Create flowing light lines
function createLightLines() {
	lightLineTimer++;
	if (lightLineTimer >= 180) {
		lightLineTimer = 0;
		var lightLine = new LightLine();
		lightLine.x = 2200;
		lightLine.y = Math.random() * 2732;
		lightLine.rotation = (Math.random() - 0.5) * 0.5;
		lightLines.push(lightLine);
		game.addChild(lightLine);
	}
}
// Create data stream particles
function createDataStreamParticles() {
	dataStreamTimer++;
	if (dataStreamTimer >= 15) {
		dataStreamTimer = 0;
		var dataStream = new DataStreamParticle();
		dataStream.x = 2200 + Math.random() * 200;
		dataStream.y = Math.random() * 2732;
		dataStreamParticles.push(dataStream);
		game.addChild(dataStream);
	}
}
// Create holographic musical elements
function createHolographicElements() {
	holographicTimer++;
	if (holographicTimer >= 600) {
		// Less frequent appearance
		holographicTimer = 0;
		var holographic = new HolographicElement();
		holographic.x = 1500 + Math.random() * 800;
		holographic.y = 200 + Math.random() * 1800;
		holographicElements.push(holographic);
		game.addChild(holographic);
	}
}
// Create explosion effect when obstacle is destroyed
function createExplosion(x, y, color) {
	for (var i = 0; i < 8; i++) {
		var explosion = new ExplosionPart();
		explosion.x = x + (Math.random() - 0.5) * 40;
		explosion.y = y + (Math.random() - 0.5) * 40;
		explosion.velocityX = (Math.random() - 0.5) * 12;
		explosion.velocityY = -Math.random() * 8 - 2;
		explosion.rotationSpeed = (Math.random() - 0.5) * 0.3;
		var explosionGfx = explosion.children[0];
		explosionGfx.tint = color;
		explosionParts.push(explosion);
		game.addChild(explosion);
	}
}
// Create shatter effect when obstacle breaks
function createShatter(x, y, originalColor) {
	for (var i = 0; i < 6; i++) {
		var shatter = new ShatterPart();
		shatter.x = x + (Math.random() - 0.5) * 30;
		shatter.y = y + (Math.random() - 0.5) * 30;
		shatter.velocityX = (Math.random() - 0.5) * 8;
		shatter.velocityY = -Math.random() * 6 - 1;
		shatter.rotationSpeed = (Math.random() - 0.5) * 0.2;
		var shatterGfx = shatter.children[0];
		shatterGfx.tint = originalColor;
		shatterParts.push(shatter);
		game.addChild(shatter);
	}
}
// Spawn floating clouds for sky level
function spawnCloud() {
	var cloud = new Cloud();
	cloud.x = 2200;
	cloud.y = groundLevel - 100 - Math.random() * 300;
	clouds.push(cloud);
	game.addChild(cloud);
}
// Create warm sunlight rays
function createSunRays() {
	sunRayTimer++;
	if (sunRayTimer >= 400) {
		sunRayTimer = 0;
		var sunRay = new SunRay();
		sunRay.x = 1800 + Math.random() * 600;
		sunRay.y = 200 + Math.random() * 800;
		sunRays.push(sunRay);
		game.addChild(sunRay);
	}
}
// Create flying seagulls above clouds
function spawnSeagull() {
	var seagull = new Seagull();
	seagull.x = 2200 + Math.random() * 200;
	seagull.y = groundLevel - 450 - Math.random() * 200; // Spawn 450-650 pixels above ground, well above clouds
	seagull.baseY = seagull.y;
	seagulls.push(seagull);
	game.addChild(seagull);
}
// Nature phase spawning functions
function spawnTree() {
	var tree = new Tree();
	tree.x = 2200;
	tree.y = groundLevel;
	trees.push(tree);
	game.addChild(tree);
}
function spawnRock() {
	var rock = new Rock();
	rock.x = 2200;
	rock.y = groundLevel;
	rocks.push(rock);
	game.addChild(rock);
}
function spawnBush() {
	var bush = new Bush();
	bush.x = 2200;
	bush.y = groundLevel;
	bushes.push(bush);
	game.addChild(bush);
}
// Spawn heart pickup
// Underwater phase spawning functions
function spawnBubbles() {
	for (var i = 0; i < 3; i++) {
		var bubble = new Bubble();
		bubble.x = player.x + 1000 + Math.random() * 500;
		bubble.y = groundLevel + Math.random() * 400;
		bubbles.push(bubble);
		game.addChild(bubble);
	}
}
function spawnFish() {
	var fishObj = new Fish();
	fishObj.x = 2200;
	// Spawn fish between underwater platforms (y=910 to y=1790) - respecting platform boundaries
	fishObj.y = 910 + Math.random() * (1790 - 910);
	fishObj.baseY = fishObj.y;
	fish.push(fishObj);
	game.addChild(fishObj);
}
function spawnSeaweed() {
	var seaweedObj = new Seaweed();
	seaweedObj.x = 2200;
	// Spawn seaweed at bottom platform level (deniz tabanında)
	seaweedObj.y = 1800;
	seaweed.push(seaweedObj);
	game.addChild(seaweedObj);
}
function spawnTopSeaweed() {
	var seaweedObj = new Seaweed();
	seaweedObj.x = 2200;
	// Flip seaweed upside down to hang from top platform
	seaweedObj.scaleY = -1;
	// Position to completely eliminate gap with platform
	seaweedObj.y = 900;
	seaweed.push(seaweedObj);
	game.addChild(seaweedObj);
}
function spawnCoral() {
	var coral = new Coral();
	coral.x = 2200;
	// Spawn coral at bottom platform level (deniz tabanında)
	coral.y = 1800;
	corals.push(coral);
	game.addChild(coral);
}
function spawnWaterCurrent() {
	var current = new WaterCurrent();
	current.x = 2200;
	// Spawn water currents between underwater platforms (y=910 to y=1790) - respecting platform boundaries
	current.y = 910 + Math.random() * (1790 - 910);
	waterCurrents.push(current);
	game.addChild(current);
}
function spawnShark() {
	var shark = new Shark();
	shark.x = 2200;
	// Spawn sharks between underwater platforms (y=910 to y=1790) - respecting platform boundaries
	shark.y = 910 + Math.random() * (1790 - 910);
	shark.baseY = shark.y;
	sharks.push(shark);
	game.addChild(shark);
}
function spawnHeart() {
	var heart = new Heart();
	heart.x = 2200;
	// Spawn hearts above clouds in sky level (where seagulls are)
	if (gamePhase === 3) {
		// Sky level - spawn above clouds, at seagull level
		heart.y = groundLevel - 450 - Math.random() * 200; // Same height as seagulls
	} else if (gamePhase === 5) {
		// Underwater phase - spawn between platforms (y=910 to y=1790)
		heart.y = 910 + Math.random() * (1790 - 910);
	} else {
		// Normal/speed phase - original position
		heart.y = groundLevel - 200 - Math.random() * 300;
	}
	hearts.push(heart);
	game.addChild(heart);
}
// Create life gain popup
function showLifeGainPopup(amount) {
	if (lifePopupText) {
		lifePopupText.destroy();
	}
	var popupText = '+' + amount + ' LIFE';
	lifePopupText = new Text2(popupText, {
		size: 80,
		fill: 0xff3366
	});
	lifePopupText.anchor.set(0.5, 0.5);
	lifePopupText.x = 1024;
	lifePopupText.y = 1000;
	lifePopupText.alpha = 0;
	game.addChild(lifePopupText);
	// Animate popup
	tween(lifePopupText, {
		alpha: 1,
		y: 800
	}, {
		duration: 300,
		easing: tween.easeOut
	});
	// Fade out after showing
	LK.setTimeout(function () {
		if (lifePopupText) {
			tween(lifePopupText, {
				alpha: 0,
				y: 600
			}, {
				duration: 500,
				easing: tween.easeIn,
				onFinish: function onFinish() {
					if (lifePopupText) {
						lifePopupText.destroy();
						lifePopupText = null;
					}
				}
			});
		}
	}, 1500);
	lifePopupTimer = 120; // 2 seconds
}
// Create score popup
var scorePopupText = null;
function showScorePopup(points) {
	if (scorePopupText) {
		scorePopupText.destroy();
	}
	var popupText = '+' + points;
	scorePopupText = new Text2(popupText, {
		size: 70,
		fill: 0x00ff00
	});
	scorePopupText.anchor.set(0.5, 0.5);
	scorePopupText.x = player.x;
	scorePopupText.y = player.y - 200;
	scorePopupText.alpha = 0;
	game.addChild(scorePopupText);
	// Animate popup
	tween(scorePopupText, {
		alpha: 1,
		y: player.y - 250
	}, {
		duration: 250,
		easing: tween.easeOut
	});
	// Fade out after showing
	LK.setTimeout(function () {
		if (scorePopupText) {
			tween(scorePopupText, {
				alpha: 0,
				y: player.y - 250
			}, {
				duration: 400,
				easing: tween.easeIn,
				onFinish: function onFinish() {
					if (scorePopupText) {
						scorePopupText.destroy();
						scorePopupText = null;
					}
				}
			});
		}
	}, 1000);
}
// Check collisions
function checkCollisions() {
	// Regular obstacle collisions
	for (var i = obstacles.length - 1; i >= 0; i--) {
		var obstacle = obstacles[i];
		if (player.intersects(obstacle)) {
			if (player.isDashing) {
				// Destroy obstacle with explosion effect
				createExplosion(obstacle.x, obstacle.y, 0xff4400);
				createShatter(obstacle.x, obstacle.y, 0xff0044);
				LK.getSound('successHit').play();
				var scoreGain = 25;
				LK.setScore(LK.getScore() + scoreGain);
				showScorePopup(scoreGain);
				combo++;
			} else if (invincibilityFrames === 0) {
				// Only take damage if not invincible
				LK.getSound('loseLife').play();
				LK.effects.flashScreen(0xff0000, 500);
				combo = 0;
				playerLives--;
				updateLivesDisplay();
				// Start invincibility period
				invincibilityFrames = maxInvincibilityFrames;
				// Intense camera shake on collision
				cameraShakeIntensity = 20;
				tween(game, {
					scaleX: 0.9,
					scaleY: 0.9
				}, {
					duration: 200,
					easing: tween.easeOut,
					onFinish: function onFinish() {
						tween(game, {
							scaleX: 1.0,
							scaleY: 1.0
						}, {
							duration: 400,
							easing: tween.easeInOut
						});
					}
				});
			}
			// Remove obstacle
			obstacle.destroy();
			obstacles.splice(i, 1);
		}
	}
	// Rotating cube collisions
	for (var i = rotatingCubes.length - 1; i >= 0; i--) {
		var cube = rotatingCubes[i];
		if (player.intersects(cube)) {
			if (player.isDashing) {
				// Destroy cube with spectacular explosion
				createExplosion(cube.x, cube.y, 0xff8800);
				createShatter(cube.x, cube.y, 0xff4400);
				LK.getSound('successHit').play();
				var scoreGain = 35;
				LK.setScore(LK.getScore() + scoreGain);
				showScorePopup(scoreGain);
				combo++;
				cameraShakeIntensity = 8;
			} else if (invincibilityFrames === 0) {
				// Only take damage if not invincible
				LK.getSound('loseLife').play();
				LK.effects.flashScreen(0xff0000, 500);
				combo = 0;
				playerLives--;
				updateLivesDisplay();
				// Start invincibility period
				invincibilityFrames = maxInvincibilityFrames;
				cameraShakeIntensity = 25;
			}
			cube.destroy();
			rotatingCubes.splice(i, 1);
		}
	}
	// Laser beam collisions
	for (var i = laserBeams.length - 1; i >= 0; i--) {
		var laser = laserBeams[i];
		if (laser.isActive && player.intersects(laser) && invincibilityFrames === 0) {
			// Only take damage if not invincible
			LK.getSound('loseLife').play();
			LK.effects.flashScreen(0xff0088, 600);
			combo = 0;
			playerLives--;
			updateLivesDisplay();
			// Start invincibility period
			invincibilityFrames = maxInvincibilityFrames;
			cameraShakeIntensity = 30;
			// Create explosion at collision point
			createExplosion(player.x, player.y, 0xff0088);
			// Remove laser
			laser.destroy();
			laserBeams.splice(i, 1);
		}
	}
	// Cloud collisions for sky level
	for (var i = clouds.length - 1; i >= 0; i--) {
		var cloud = clouds[i];
		if (player.intersects(cloud)) {
			// Landing on cloud
			if (player.velocityY > 0 && player.y < cloud.y) {
				player.y = cloud.y - 30;
				player.velocityY = 0; // Stop bouncing
				player.isGrounded = true; // Enable jumping
				player.canDoubleJump = false; // Reset to allow first jump from cloud
				player.hasUsedDoubleJump = false;
				player.hasJumped = false; // Reset jump flag when landing on cloud
				cloud.bounce();
				// Soft landing sound effect
				if (Math.random() < 0.5) {
					LK.getSound('windWhoosh').play();
				}
				LK.setScore(LK.getScore() + 15);
			}
		}
	}
	// Seagull collisions - can land on seagulls
	for (var i = seagulls.length - 1; i >= 0; i--) {
		var seagull = seagulls[i];
		if (player.intersects(seagull)) {
			// Landing on seagull
			if (player.velocityY > 0 && player.y < seagull.y) {
				player.y = seagull.y - 35;
				player.velocityY = 0;
				player.isGrounded = true;
				player.canDoubleJump = false; // Reset to allow first jump from seagull
				player.hasUsedDoubleJump = false;
				player.hasJumped = false; // Reset jump flag when landing on seagull
				// Gentle landing sound
				if (Math.random() < 0.3) {
					LK.getSound('echoChime').play();
				}
				LK.setScore(LK.getScore() + 20);
			}
		}
	}
	// Rock collisions (nature phase) - rocks always damage player
	for (var i = rocks.length - 1; i >= 0; i--) {
		var rock = rocks[i];
		if (player.intersects(rock)) {
			if (player.isDashing) {
				// Destroy rock with explosion effect
				createExplosion(rock.x, rock.y, 0x696969);
				createShatter(rock.x, rock.y, 0x696969);
				LK.getSound('successHit').play();
				var scoreGain = 30;
				LK.setScore(LK.getScore() + scoreGain);
				showScorePopup(scoreGain);
				combo++;
			} else if (invincibilityFrames === 0) {
				// Only take damage if not invincible
				LK.getSound('loseLife').play();
				LK.effects.flashScreen(0xff0000, 500);
				combo = 0;
				playerLives--;
				updateLivesDisplay();
				// Start invincibility period
				invincibilityFrames = maxInvincibilityFrames;
				cameraShakeIntensity = 20;
			}
			rock.destroy();
			rocks.splice(i, 1);
		}
	}
	// Bush collisions (nature phase) - bushes damage player
	for (var i = bushes.length - 1; i >= 0; i--) {
		var bush = bushes[i];
		if (player.intersects(bush)) {
			if (player.isDashing) {
				// Destroy bush with green explosion
				createExplosion(bush.x, bush.y, 0x228B22);
				LK.getSound('successHit').play();
				var scoreGain = 20;
				LK.setScore(LK.getScore() + scoreGain);
				showScorePopup(scoreGain);
				combo++;
			} else if (invincibilityFrames === 0) {
				// Only take damage if not invincible
				LK.getSound('loseLife').play();
				LK.effects.flashScreen(0xff0000, 500);
				combo = 0;
				playerLives--;
				updateLivesDisplay();
				// Start invincibility period
				invincibilityFrames = maxInvincibilityFrames;
				cameraShakeIntensity = 15;
			}
			bush.destroy();
			bushes.splice(i, 1);
		}
	}
	// Tree collisions (nature phase) - tree trunks damage player
	for (var i = trees.length - 1; i >= 0; i--) {
		var tree = trees[i];
		// Adjust the collision detection to be slightly smaller than the leaves graphic
		// The treeLeaves graphic is 175px wide and 131.25px tall
		// Player graphic is roughly 40px wide and 55px tall (based on body part sizes)
		// We need to create a smaller collision box around the leaves.
		// The leaves graphic has an anchor of 0.5, 1.
		// Its y position is tree.y - 120.
		// The top of the leaves graphic is at tree.y - 120 - 131.25 * leaves.scaleY * 0.5 (since anchor is 0.5, 1).
		// With leaves.scaleY = 1.8, the top is approximately tree.y - 120 - 131.25 * 1.8 * 0.5 = tree.y - 120 - 118.125 = tree.y - 238.125
		// The bottom of the leaves graphic is at tree.y - 120 + 131.25 * leaves.scaleY * 0.5 = tree.y - 120 + 118.125 = tree.y - 1.875
		// The left edge is at tree.x - 175 * leaves.scaleX * 0.5 = tree.x - 175 * 1.8 * 0.5 = tree.x - 157.5
		// The right edge is at tree.x + 175 * leaves.scaleX * 0.5 = tree.x + 175 * 1.8 * 0.5 = tree.x + 157.5
		// The player's collision box is roughly centered around player.x and player.y
		// Player top is player.y - 35, player bottom is player.y + 35.
		// Player left is player.x - 20, player right is player.x + 20.
		// To reduce the collision area of the leaves, we can check if the player's bounding box intersects with a smaller rectangle within the leaves.
		// Let's make the collision area of the leaves a bit smaller on all sides.
		// We can define a reduced bounding box for the leaves.
		var leavesCollisionTop = tree.y - 120 - 131.25 * tree.children[1].scaleY * 0.5 + 25; // Move collision area 25px down from the top of the leaves
		var leavesCollisionBottom = tree.y - 120 + 131.25 * tree.children[1].scaleY * 0.5 - 15; // Move collision area 15px up from the bottom of the leaves
		var leavesCollisionLeft = tree.x - 175 * tree.children[1].scaleX * 0.5 + 15; // Move collision area 15px right from the left of the leaves
		var leavesCollisionRight = tree.x + 175 * tree.children[1].scaleX * 0.5 - 15; // Move collision area 15px left from the right of the leaves
		// Check if the player's bounding box intersects with the reduced leaves collision box
		var playerTop = player.y - 35;
		var playerBottom = player.y + 35;
		var playerLeft = player.x - 20;
		var playerRight = player.x + 20;
		var intersectsLeaves = !(playerBottom < leavesCollisionTop || playerTop > leavesCollisionBottom || playerRight < leavesCollisionLeft || playerLeft > leavesCollisionRight);
		if (intersectsLeaves) {
			if (player.isDashing) {
				// Destroy tree with explosion effect
				createExplosion(tree.x, tree.y, 0x8B4513);
				createShatter(tree.x, tree.y, 0x228B22);
				LK.getSound('successHit').play();
				var scoreGain = 40;
				LK.setScore(LK.getScore() + scoreGain);
				showScorePopup(scoreGain);
				combo++;
				tree.destroy();
				trees.splice(i, 1);
			} else if (invincibilityFrames === 0) {
				// Tree trunk damages player (only if not invincible)
				LK.getSound('loseLife').play();
				LK.effects.flashScreen(0xff0000, 500);
				combo = 0;
				playerLives--;
				updateLivesDisplay();
				// Start invincibility period
				invincibilityFrames = maxInvincibilityFrames;
				cameraShakeIntensity = 20;
			}
		}
	}
	// Fish collisions (underwater phase)
	for (var i = fish.length - 1; i >= 0; i--) {
		var fishObj = fish[i];
		if (player.intersects(fishObj)) {
			if (player.isDashing) {
				// Destroy fish with splash effect
				createExplosion(fishObj.x, fishObj.y, 0xff6600);
				LK.getSound('successHit').play();
				var scoreGain = 25;
				LK.setScore(LK.getScore() + scoreGain);
				showScorePopup(scoreGain);
				combo++;
			} else if (invincibilityFrames === 0) {
				LK.getSound('loseLife').play();
				LK.effects.flashScreen(0xff0000, 500);
				combo = 0;
				playerLives--;
				updateLivesDisplay();
				invincibilityFrames = maxInvincibilityFrames;
				cameraShakeIntensity = 20;
			}
			fishObj.destroy();
			fish.splice(i, 1);
		}
	}
	// Seaweed collisions (underwater phase)
	for (var i = seaweed.length - 1; i >= 0; i--) {
		var seaweedObj = seaweed[i];
		if (player.intersects(seaweedObj)) {
			if (player.isDashing) {
				createExplosion(seaweedObj.x, seaweedObj.y, 0x228b22);
				LK.getSound('successHit').play();
				var scoreGain = 15;
				LK.setScore(LK.getScore() + scoreGain);
				showScorePopup(scoreGain);
				combo++;
			} else if (invincibilityFrames === 0) {
				LK.getSound('loseLife').play();
				LK.effects.flashScreen(0xff0000, 500);
				combo = 0;
				playerLives--;
				updateLivesDisplay();
				invincibilityFrames = maxInvincibilityFrames;
				cameraShakeIntensity = 15;
			}
			seaweedObj.destroy();
			seaweed.splice(i, 1);
		}
	}
	// Coral collisions (underwater phase)
	for (var i = corals.length - 1; i >= 0; i--) {
		var coral = corals[i];
		if (player.intersects(coral)) {
			if (player.isDashing) {
				createExplosion(coral.x, coral.y, 0xff69b4);
				LK.getSound('successHit').play();
				var scoreGain = 35;
				LK.setScore(LK.getScore() + scoreGain);
				showScorePopup(scoreGain);
				combo++;
			} else if (invincibilityFrames === 0) {
				LK.getSound('loseLife').play();
				LK.effects.flashScreen(0xff0000, 500);
				combo = 0;
				playerLives--;
				updateLivesDisplay();
				invincibilityFrames = maxInvincibilityFrames;
				cameraShakeIntensity = 20;
			}
			coral.destroy();
			corals.splice(i, 1);
		}
	}
	// Shark collisions (underwater phase)
	for (var i = sharks.length - 1; i >= 0; i--) {
		var shark = sharks[i];
		if (player.intersects(shark)) {
			if (player.isDashing) {
				createExplosion(shark.x, shark.y, 0x333333);
				LK.getSound('successHit').play();
				var scoreGain = 50; // Higher score for defeating larger enemy
				LK.setScore(LK.getScore() + scoreGain);
				showScorePopup(scoreGain);
				combo++;
			} else if (invincibilityFrames === 0) {
				LK.getSound('loseLife').play();
				LK.effects.flashScreen(0xff0000, 500);
				combo = 0;
				playerLives--;
				updateLivesDisplay();
				invincibilityFrames = maxInvincibilityFrames;
				cameraShakeIntensity = 25; // Higher shake for shark collision
			}
			shark.destroy();
			sharks.splice(i, 1);
		}
	}
	// Heart pickup collisions
	for (var i = hearts.length - 1; i >= 0; i--) {
		var heart = hearts[i];
		if (player.intersects(heart)) {
			var livesGained = heart.isPulsing ? 2 : 1;
			// Phase 3 (sky level) allows unlimited health collection for phase 4 preparation
			if (gamePhase === 3) {
				playerLives += livesGained; // No limit in sky phase
			} else {
				playerLives = Math.min(maxLives, playerLives + livesGained); // Normal limit for other phases
			}
			updateLivesDisplay();
			// Play life gain sound
			LK.getSound('gainLife').play();
			// Show popup
			showLifeGainPopup(livesGained);
			// Create sparkle burst effect
			createPerfectBurst(heart.x, heart.y, 0xff6699);
			// Camera shake for life gain
			cameraShakeIntensity = 8;
			// Remove heart
			heart.destroy();
			hearts.splice(i, 1);
		}
	}
}
// Beat detection and rhythm mechanics
function updateBeat() {
	beatTimer++;
	// Simple beat simulation (in real game this would sync with music)
	if (beatTimer >= beatInterval) {
		beatTimer = 0;
		beatPulse = 1;
		// Make player react to every beat
		if (player) {
			player.reactToBeat();
		}
		// Beat-synced camera shake and zoom (disabled in nature phase)
		if (gamePhase !== 4) {
			cameraShakeIntensity = 8;
			tween(game, {
				scaleX: 1.08,
				scaleY: 1.08
			}, {
				duration: 150,
				easing: tween.easeOut,
				onFinish: function onFinish() {
					tween(game, {
						scaleX: 1.0,
						scaleY: 1.0
					}, {
						duration: 300,
						easing: tween.easeInOut
					});
				}
			});
		}
		// Spawn obstacles on beat
		if (Math.random() < 0.7) {
			spawnObstacle();
		}
		// Create beat-synced particle wave
		createBeatWave();
	}
	// Beat pulse decay
	beatPulse *= 0.9;
}
// Variable jump system
var jumpForce = -12; // Base jump force (reduced significantly)
var doubleJumpForce = -10; // Fixed double jump force (reduced significantly)
var isJumpPressed = false;
var jumpHoldTime = 0;
var maxJumpHoldTime = 20; // Maximum frames to hold jump
var minJumpForce = -8; // Minimum jump force (reduced significantly)
var maxJumpForce = -16; // Maximum jump force (reduced significantly)
// Underwater phase reduced jump forces
var underwaterJumpForce = -4; // Much weaker for underwater swimming
var underwaterDoubleJumpForce = -3; // Much weaker double jump underwater
var underwaterMinJumpForce = -2; // Much weaker minimum force underwater
var underwaterMaxJumpForce = -5; // Much weaker maximum force underwater
// Touch controls with variable jump
game.down = function (x, y, obj) {
	// Adjust touch area based on game phase
	var jumpThreshold = 1024; // Default jump area is left half
	if (gamePhase === 4) {
		// In phase 4, increase dash area, decrease jump area
		jumpThreshold = 500; // Make jump area smaller on the left
	}
	if (x < jumpThreshold) {
		// Left side - start variable jump
		isJumpPressed = true;
		jumpHoldTime = 0;
		// Start jump immediately
		player.jump();
		// Check if jump was on beat
		if (player.velocityY !== 0 && beatPulse > 0.7) {
			perfectHits++;
			combo++;
			var scoreBonus = player.hasUsedDoubleJump ? 15 : 10;
			var totalScore = scoreBonus + combo * 2;
			LK.setScore(LK.getScore() + totalScore);
			showScorePopup(totalScore);
			LK.getSound('successHit').play();
			LK.effects.flashObject(player, 0x00ff00, 200);
			cameraShakeIntensity = 5;
			createPerfectBurst(player.x, player.y, 0x00ff00);
		}
	} else {
		// Right side - dash
		player.dash();
		// Check if dash was on beat
		if (beatPulse > 0.7) {
			perfectHits++;
			combo++;
			var totalScore = 15 + combo * 3;
			LK.setScore(LK.getScore() + totalScore);
			showScorePopup(totalScore);
			LK.getSound('successHit').play();
			LK.effects.flashObject(player, 0xffff00, 200);
			cameraShakeIntensity = 6;
			createPerfectBurst(player.x, player.y, 0xffff00);
		}
	}
};
// Touch up handler - stop variable jump
game.up = function (x, y, obj) {
	// Use the same threshold as game.down for consistency
	var jumpThreshold = 1024; // Default jump area is left half
	if (gamePhase === 4) {
		jumpThreshold = 500; // Match the jump area in game.down
	}
	if (x < jumpThreshold) {
		// Left side - stop jump hold
		isJumpPressed = false;
		jumpHoldTime = 0;
	}
};
// Main game loop
game.update = function () {
	updateBeat();
	updateBackgroundPulse();
	updateCamera();
	// Update collision cooldown
	if (collisionCooldown > 0) {
		collisionCooldown--;
	}
	// Update invincibility frames and player flashing
	if (invincibilityFrames > 0) {
		invincibilityFrames--;
		player.isInvincible = true;
		// Flash player during invincibility
		var flashRate = 8; // Flash every 8 frames
		player.invincibilityFlashOn = Math.floor(invincibilityFrames / flashRate) % 2 === 0;
		isPlayerFlashing = true;
	} else {
		// Restore normal appearance when invincibility ends
		if (isPlayerFlashing) {
			player.isInvincible = false;
			player.invincibilityFlashOn = false;
			isPlayerFlashing = false;
		}
	}
	checkCollisions();
	// Update ground segments
	for (var i = 0; i < ground.length; i++) {
		if (ground[i].x <= -300) {
			ground[i].x += 3600; // 12 * 300
		}
	}
	// Update nature ground segments
	for (var i = 0; i < natureGround.length; i++) {
		if (natureGround[i].x <= -500) {
			natureGround[i].x += 3000; // 15 * 200
		}
	}
	// Update and remove obstacles
	for (var i = obstacles.length - 1; i >= 0; i--) {
		if (obstacles[i].x < -100) {
			obstacles[i].destroy();
			obstacles.splice(i, 1);
			// Bonus points for passing obstacles
			var scoreGain = 5;
			LK.setScore(LK.getScore() + scoreGain);
			showScorePopup(scoreGain);
		}
	}
	// Update and remove rotating cubes
	for (var i = rotatingCubes.length - 1; i >= 0; i--) {
		if (rotatingCubes[i].x < -100) {
			rotatingCubes[i].destroy();
			rotatingCubes.splice(i, 1);
			var scoreGain = 8;
			LK.setScore(LK.getScore() + scoreGain);
			showScorePopup(scoreGain);
		}
	}
	// Update and remove laser beams
	for (var i = laserBeams.length - 1; i >= 0; i--) {
		if (laserBeams[i].x < -100) {
			laserBeams[i].destroy();
			laserBeams.splice(i, 1);
			var scoreGain = 10;
			LK.setScore(LK.getScore() + scoreGain);
			showScorePopup(scoreGain);
		}
	}
	// Update and remove explosion parts
	for (var i = explosionParts.length - 1; i >= 0; i--) {
		if (explosionParts[i].shouldDestroy) {
			explosionParts[i].destroy();
			explosionParts.splice(i, 1);
		}
	}
	// Update and remove shatter parts
	for (var i = shatterParts.length - 1; i >= 0; i--) {
		if (shatterParts[i].shouldDestroy) {
			shatterParts[i].destroy();
			shatterParts.splice(i, 1);
		}
	}
	// Update and remove particles
	for (var i = particles.length - 1; i >= 0; i--) {
		if (particles[i].shouldDestroy) {
			particles[i].destroy();
			particles.splice(i, 1);
		}
	}
	// Update and remove trail particles
	for (var i = trailParticles.length - 1; i >= 0; i--) {
		if (trailParticles[i].shouldDestroy) {
			trailParticles[i].destroy();
			trailParticles.splice(i, 1);
		}
	}
	// Update and remove burst particles
	for (var i = burstParticles.length - 1; i >= 0; i--) {
		if (burstParticles[i].shouldDestroy) {
			burstParticles[i].destroy();
			burstParticles.splice(i, 1);
		}
	}
	// Update and remove ambient particles
	for (var i = ambientParticles.length - 1; i >= 0; i--) {
		if (ambientParticles[i].shouldDestroy) {
			ambientParticles[i].destroy();
			ambientParticles.splice(i, 1);
		}
	}
	// Update and remove background shapes
	for (var i = backgroundShapes.length - 1; i >= 0; i--) {
		if (backgroundShapes[i].x < -200) {
			backgroundShapes[i].destroy();
			backgroundShapes.splice(i, 1);
		}
	}
	// Update and remove light lines
	for (var i = lightLines.length - 1; i >= 0; i--) {
		if (lightLines[i].x < -500) {
			lightLines[i].destroy();
			lightLines.splice(i, 1);
		}
	}
	// Update and remove data stream particles
	for (var i = dataStreamParticles.length - 1; i >= 0; i--) {
		if (dataStreamParticles[i].shouldDestroy || dataStreamParticles[i].x < -100) {
			dataStreamParticles[i].destroy();
			dataStreamParticles.splice(i, 1);
		}
	}
	// Update and remove holographic elements
	for (var i = holographicElements.length - 1; i >= 0; i--) {
		if (holographicElements[i].shouldDestroy || holographicElements[i].x < -400) {
			holographicElements[i].destroy();
			holographicElements.splice(i, 1);
		}
	}
	// Update and remove clouds
	for (var i = clouds.length - 1; i >= 0; i--) {
		if (clouds[i].x < -200) {
			clouds[i].destroy();
			clouds.splice(i, 1);
		}
	}
	// Update and remove sun rays
	for (var i = sunRays.length - 1; i >= 0; i--) {
		if (sunRays[i].shouldDestroy || sunRays[i].x < -500) {
			sunRays[i].destroy();
			sunRays.splice(i, 1);
		}
	}
	// Update and remove seagulls
	for (var i = seagulls.length - 1; i >= 0; i--) {
		if (seagulls[i].x < -100) {
			seagulls[i].destroy();
			seagulls.splice(i, 1);
		}
	}
	// Update and remove hearts
	for (var i = hearts.length - 1; i >= 0; i--) {
		if (hearts[i].x < -100) {
			hearts[i].destroy();
			hearts.splice(i, 1);
		}
	}
	// Update and remove underwater elements
	for (var i = bubbles.length - 1; i >= 0; i--) {
		if (bubbles[i].shouldDestroy || bubbles[i].x < -100) {
			bubbles[i].destroy();
			bubbles.splice(i, 1);
		}
	}
	for (var i = fish.length - 1; i >= 0; i--) {
		if (fish[i].x < -100) {
			fish[i].destroy();
			fish.splice(i, 1);
		}
	}
	for (var i = sharks.length - 1; i >= 0; i--) {
		if (sharks[i].x < -100) {
			sharks[i].destroy();
			sharks.splice(i, 1);
		}
	}
	for (var i = seaweed.length - 1; i >= 0; i--) {
		if (seaweed[i].x < -100) {
			seaweed[i].destroy();
			seaweed.splice(i, 1);
		}
	}
	for (var i = corals.length - 1; i >= 0; i--) {
		if (corals[i].x < -100) {
			corals[i].destroy();
			corals.splice(i, 1);
		}
	}
	for (var i = waterCurrents.length - 1; i >= 0; i--) {
		if (waterCurrents[i].x < -100) {
			waterCurrents[i].destroy();
			waterCurrents.splice(i, 1);
		}
	}
	// Lives display is updated only when lives change
	// Spawn hearts occasionally
	heartSpawnTimer++;
	if (heartSpawnTimer >= heartSpawnInterval) {
		heartSpawnTimer = 0;
		// Phase 3 allows unlimited heart spawning, other phases check maxLives limit
		if (gamePhase === 3 || playerLives < maxLives) {
			spawnHeart();
		}
	}
	// Update life popup timer
	if (lifePopupTimer > 0) {
		lifePopupTimer--;
	}
	// Update and remove nature elements
	for (var i = trees.length - 1; i >= 0; i--) {
		if (trees[i].x < -100) {
			trees[i].destroy();
			trees.splice(i, 1);
		}
	}
	for (var i = rocks.length - 1; i >= 0; i--) {
		if (rocks[i].x < -100) {
			rocks[i].destroy();
			rocks.splice(i, 1);
		}
	}
	for (var i = bushes.length - 1; i >= 0; i--) {
		if (bushes[i].x < -100) {
			bushes[i].destroy();
			bushes.splice(i, 1);
		}
	}
	// Create continuous particle effects
	createTrailParticles();
	createAmbientParticles();
	// Create background environment effects
	if (gamePhase === 5) {
		// Underwater phase effects
		bubbleTimer++;
		if (bubbleTimer >= 40) {
			bubbleTimer = 0;
			spawnBubbles();
		}
		currentSpawnTimer++;
		if (currentSpawnTimer >= 180) {
			currentSpawnTimer = 0;
			spawnWaterCurrent();
		}
		sharkSpawnTimer++;
		if (sharkSpawnTimer >= 400) {
			// Less frequent than fish spawning
			sharkSpawnTimer = 0;
			spawnShark();
		}
	} else if (gamePhase === 4) {
		// Nature phase effects
		// Spawn trees for background
		treeSpawnTimer++;
		if (treeSpawnTimer >= 200) {
			treeSpawnTimer = 0;
			spawnTree();
		}
	} else if (gamePhase === 3) {
		// Sky level effects
		createSunRays();
		// Spawn clouds regularly
		cloudSpawnTimer++;
		if (cloudSpawnTimer >= 150) {
			cloudSpawnTimer = 0;
			spawnCloud();
		}
		// Spawn seagulls occasionally above clouds
		seagullSpawnTimer++;
		if (seagullSpawnTimer >= 300 + Math.random() * 400) {
			seagullSpawnTimer = 0;
			spawnSeagull();
			// Add elegant entrance animation
			var newSeagull = seagulls[seagulls.length - 1];
			newSeagull.alpha = 0;
			tween(newSeagull, {
				alpha: 0.9
			}, {
				duration: 1000,
				easing: tween.easeOut
			});
		}
	} else {
		// Normal/speed phase effects
		createBackgroundShapes();
		createLightLines();
		createDataStreamParticles();
		createHolographicElements();
	}
	// Show/hide custom background based on game phase
	if (gamePhase === 4) {
		backgroundContainer.visible = true;
	} else {
		backgroundContainer.visible = false;
	}
	// Show/hide nature ground based on game phase
	for (var i = 0; i < natureGround.length; i++) {
		if (gamePhase === 4) {
			natureGround[i].visible = true;
		} else if (gamePhase === 5) {
			natureGround[i].visible = false;
		} else {
			natureGround[i].visible = false;
		}
	}
	// Show/hide underwater platforms based on game phase
	if (underwaterPlatformTop) {
		underwaterPlatformTop.visible = gamePhase === 5;
	}
	if (underwaterPlatformBottom) {
		underwaterPlatformBottom.visible = gamePhase === 5;
	}
	// Update UI
	scoreText.setText('Score: ' + LK.getScore());
	comboText.setText('Combo: ' + combo);
	// Update dash cooldown display
	if (player.dashCooldown > 0) {
		var cooldownProgress = player.dashCooldown / 120; // 120 is max cooldown
		var secondsLeft = Math.ceil(player.dashCooldown / 60);
		dashCooldownText.setText('DASH: ' + secondsLeft + 's');
		dashCooldownText.fill = 0xff4400;
		dashCooldownFill.scaleX = 0.8 * cooldownProgress;
		dashCooldownFill.alpha = 0.8;
		// Pulse effect when almost ready
		if (player.dashCooldown <= 30) {
			var pulseAlpha = 0.5 + Math.sin(LK.ticks * 0.3) * 0.3;
			dashCooldownText.alpha = pulseAlpha;
			dashCooldownFill.alpha = pulseAlpha;
		} else {
			dashCooldownText.alpha = 1;
		}
	} else {
		dashCooldownText.setText('DASH READY');
		dashCooldownText.fill = 0x00FF00;
		dashCooldownText.alpha = 1;
		dashCooldownFill.scaleX = 0;
		dashCooldownFill.alpha = 0;
	}
	// Game over if no lives left
	if (playerLives <= 0) {
		LK.showGameOver();
	}
	// Gradually increase difficulty
	if (LK.ticks % 1800 == 0) {
		// Every 30 seconds
		gameSpeed += 0.5;
		beatInterval = Math.max(30, beatInterval - 2);
	}
	// Game over condition (if player falls off screen)
	if (gamePhase === 3) {
		// Sky level - portal respawn system
		if (player.y > 2732 + 100) {
			// Respawn from top with portal effect
			player.y = -100;
			player.velocityY = 0;
			player.isGrounded = false;
			// Portal effect
			LK.effects.flashScreen(0xaaccff, 800);
			cameraShakeIntensity = 15;
			// Play whoosh sound for portal
			LK.getSound('windWhoosh').play();
		}
	} else {
		// Normal/speed phase - game over
		if (player.y > 2732 + 100) {
			LK.showGameOver();
		}
	}
	// Speed phase transition at 1000 points
	if (LK.getScore() >= 1000 && !speedTransitioned) {
		speedTransitioned = true;
		gamePhase = 2;
		gameSpeed += 3; // Increase speed
		beatInterval = Math.max(40, beatInterval - 10); // Faster beats
		// Visual effects for speed phase
		LK.effects.flashScreen(0xff8800, 1500);
		cameraShakeIntensity = 15;
	}
	// Sky level transition at 2000 points - dreamy sky environment
	if (LK.getScore() >= 2000 && !skyTransitioned) {
		skyTransitioned = true;
		gamePhase = 3;
		// Hide ground segments for sky level
		for (var i = 0; i < ground.length; i++) {
			ground[i].visible = false;
		}
		// Also hide nature ground during sky phase
		for (var i = 0; i < natureGround.length; i++) {
			natureGround[i].visible = false;
		}
		// Adjust player position for sky level
		groundLevel = 1800;
		player.y = groundLevel - 30;
		// Ensure at least one cloud is positioned where the player can land on it
		// Create an immediate landing cloud near the player
		var landingCloud = new Cloud();
		landingCloud.x = player.x + 100; // Position slightly ahead of player
		landingCloud.y = player.y + 50; // Position below player for easy landing
		clouds.push(landingCloud);
		game.addChild(landingCloud);
		// Create many more clouds for a smooth transition with better coverage
		for (var i = 0; i < 8; i++) {
			var transitionCloud = new Cloud();
			transitionCloud.x = player.x + 200 + i * 180; // Closer spacing between clouds
			transitionCloud.y = groundLevel - 80 - Math.random() * 150; // Slightly higher and less random variation
			clouds.push(transitionCloud);
			game.addChild(transitionCloud);
		}
		// Show phase transition message
		var phaseTransitionText = new Text2('SKY PHASE: Stock up on hearts before nature strikes!', {
			size: 70,
			fill: 0xffeeaa
		});
		phaseTransitionText.anchor.set(0.5, 0.5);
		phaseTransitionText.x = 1024;
		phaseTransitionText.y = 1366;
		phaseTransitionText.alpha = 0;
		game.addChild(phaseTransitionText);
		// Animate transition message
		tween(phaseTransitionText, {
			alpha: 1
		}, {
			duration: 1000,
			easing: tween.easeOut,
			onFinish: function onFinish() {
				// Keep message visible for 3 seconds, then fade out
				LK.setTimeout(function () {
					tween(phaseTransitionText, {
						alpha: 0
					}, {
						duration: 1500,
						easing: tween.easeIn,
						onFinish: function onFinish() {
							phaseTransitionText.destroy();
						}
					});
				}, 3000);
			}
		});
		// Set camera zoom target for sky level
		cameraTargetZoom = 1.15; // Slightly less zoom
		// Transition to sky level ambient music with fade
		LK.playMusic('skyLevelMusic', {
			fade: {
				start: 0,
				end: 0.8,
				duration: 2000
			}
		});
		// Play ambient wind sound
		LK.getSound('windWhoosh').play();
		// Visual effect for sky transition
		LK.effects.flashScreen(0xffffcc, 3000);
		// Camera shake for transition
		cameraShakeIntensity = 20;
	}
	// Nature phase transition at 3000 points - character returns to earth
	if (LK.getScore() >= 3000 && !natureTransitioned) {
		natureTransitioned = true;
		gamePhase = 4;
		// Hide regular ground segments and show nature ground
		for (var i = 0; i < ground.length; i++) {
			ground[i].visible = false;
		}
		for (var i = 0; i < natureGround.length; i++) {
			natureGround[i].visible = true;
		}
		// Adjust ground level back to original
		groundLevel = 2200;
		player.y = groundLevel - 30;
		// Set camera zoom for nature phase (closer view)
		cameraTargetZoom = 1.3;
		// Visual effect for nature transition
		LK.effects.flashScreen(0x90EE90, 2500);
		cameraShakeIntensity = 25;
		// Play nature ambient sounds
		LK.getSound('windWhoosh').play();
	}
	// Underwater phase transition at 4000 points - deep sea exploration
	if (LK.getScore() >= 4000 && !underwaterTransitioned) {
		underwaterTransitioned = true;
		gamePhase = 5;
		// Show nature ground for underwater floor
		for (var i = 0; i < natureGround.length; i++) {
			natureGround[i].visible = true;
			// Tint darker for ocean floor
			natureGround[i].tint = 0x004466;
		}
		// Create underwater platforms (top and bottom barriers) with reduced spacing
		if (!underwaterPlatformTop) {
			underwaterPlatformTop = LK.getAsset('underwaterPlatformTop', {
				anchorX: 0,
				anchorY: 0,
				x: -1024,
				y: 750
			});
			game.addChild(underwaterPlatformTop);
		}
		if (!underwaterPlatformBottom) {
			underwaterPlatformBottom = LK.getAsset('underwaterPlatformBottom', {
				anchorX: 0,
				anchorY: 1,
				x: -1024,
				y: 1950
			});
			game.addChild(underwaterPlatformBottom);
		}
		// Maintain ground level
		groundLevel = 2200;
		player.y = groundLevel - 30;
		// Set camera zoom for underwater phase - zoomed in for better visibility
		cameraTargetZoom = 1.5;
		// Transition to underwater ambient music
		LK.playMusic('underwaterMusic', {
			fade: {
				start: 0,
				end: 0.8,
				duration: 2000
			}
		});
		// Play bubble sound for transition
		LK.getSound('bubbleSound').play();
		// Visual effect for underwater transition
		LK.effects.flashScreen(0x004466, 3000);
		cameraShakeIntensity = 20;
	}
	// New win condition at higher score (moved to 5000)
	if (LK.getScore() >= 5000) {
		LK.showYouWin();
	}
};
// Test button to get 1000 points instantly
var testButton = new Text2('1000 PTS', {
	size: 50,
	fill: 0xFFFF00
});
testButton.anchor.set(1, 0);
testButton.x = -20;
testButton.y = 20;
LK.gui.topRight.addChild(testButton);
// Add click handler for test button
testButton.down = function (x, y, obj) {
	LK.setScore(LK.getScore() + 1000);
};
// Dash cooldown display
var dashCooldownContainer = new Container();
dashCooldownContainer.x = 100;
dashCooldownContainer.y = -150;
LK.gui.bottomLeft.addChild(dashCooldownContainer);
var dashCooldownText = new Text2('DASH READY', {
	size: 50,
	fill: 0x00FF00
});
dashCooldownText.anchor.set(0, 1);
dashCooldownContainer.addChild(dashCooldownText);
var dashCooldownBar = LK.getAsset('ground', {
	anchorX: 0,
	anchorY: 1,
	scaleX: 0.8,
	scaleY: 0.3
});
dashCooldownBar.y = -60;
dashCooldownBar.tint = 0x0088ff;
dashCooldownContainer.addChild(dashCooldownBar);
var dashCooldownFill = LK.getAsset('ground', {
	anchorX: 0,
	anchorY: 1,
	scaleX: 0.8,
	scaleY: 0.3
});
dashCooldownFill.y = -60;
dashCooldownFill.tint = 0xff8800;
dashCooldownContainer.addChild(dashCooldownFill);
// Start the music
LK.playMusic('mainBgMusic');
;

===================================================================
--- original.js
+++ change.js
@@ -2949,8 +2949,39 @@
 			transitionCloud.y = groundLevel - 80 - Math.random() * 150; // Slightly higher and less random variation
 			clouds.push(transitionCloud);
 			game.addChild(transitionCloud);
 		}
+		// Show phase transition message
+		var phaseTransitionText = new Text2('SKY PHASE: Stock up on hearts before nature strikes!', {
+			size: 70,
+			fill: 0xffeeaa
+		});
+		phaseTransitionText.anchor.set(0.5, 0.5);
+		phaseTransitionText.x = 1024;
+		phaseTransitionText.y = 1366;
+		phaseTransitionText.alpha = 0;
+		game.addChild(phaseTransitionText);
+		// Animate transition message
+		tween(phaseTransitionText, {
+			alpha: 1
+		}, {
+			duration: 1000,
+			easing: tween.easeOut,
+			onFinish: function onFinish() {
+				// Keep message visible for 3 seconds, then fade out
+				LK.setTimeout(function () {
+					tween(phaseTransitionText, {
+						alpha: 0
+					}, {
+						duration: 1500,
+						easing: tween.easeIn,
+						onFinish: function onFinish() {
+							phaseTransitionText.destroy();
+						}
+					});
+				}, 3000);
+			}
+		});
 		// Set camera zoom target for sky level
 		cameraTargetZoom = 1.15; // Slightly less zoom
 		// Transition to sky level ambient music with fade
 		LK.playMusic('skyLevelMusic', {