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

/**** 
* Classes
****/ 
var BonusText = Container.expand(function (amount, type) {
	var self = Container.call(this);
	// Create bonus text display
	var bonusAmount = amount || 100;
	var bonusText = new Text2('+' + bonusAmount + ' BONUS', {
		size: 100,
		fill: 0xFFD700 // Gold color
	});
	bonusText.anchor.set(0.5, 0.5);
	self.addChild(bonusText);
	// Start animation
	self.animate = function () {
		// Initial state
		self.alpha = 0;
		self.scale.set(0.5);
		// Animation sequence - fade in with scale up
		tween(self, {
			alpha: 1,
			scaleX: 1.2,
			scaleY: 1.2
		}, {
			duration: 300,
			easing: tween.easeOut,
			onFinish: function onFinish() {
				// Pulse effect
				tween(bonusText, {
					tint: 0xFFFFFF // Flash to white
				}, {
					duration: 200,
					easing: tween.easeIn,
					onFinish: function onFinish() {
						tween(bonusText, {
							tint: 0xFFD700 // Back to gold
						}, {
							duration: 200,
							easing: tween.easeOut,
							onFinish: function onFinish() {
								// Fade out with float up
								tween(self, {
									alpha: 0,
									y: self.y - 100
								}, {
									duration: 800,
									easing: tween.linear,
									onFinish: function onFinish() {
										self.active = false;
									}
								});
							}
						});
					}
				});
			}
		});
	};
	self.active = true;
	return self;
});
var Memecoin = Container.expand(function (type) {
	var self = Container.call(this);
	self.type = type || 'regular';
	var assetId;
	if (self.type === 'dogmeme') {
		assetId = 'dogmeme';
	} else if (self.type === 'shib') {
		assetId = 'shib';
	} else if (self.type === 'pepe') {
		assetId = 'pepe';
	} else if (self.type === 'loki') {
		assetId = 'loki';
	} else if (self.type === 'volt') {
		assetId = 'volt';
	} else if (self.type === 'cat') {
		assetId = 'cat';
	} else if (self.type === 'president') {
		assetId = 'president';
	} else {
		assetId = 'memecoin';
	}
	var coinGraphics = self.attachAsset(assetId, {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.speed = 6;
	self.active = true;
	self.collected = false;
	self.value = self.type === 'dogmeme' ? 100 : self.type === 'shib' ? 150 : self.type === 'pepe' ? 200 : self.type === 'loki' ? 250 : self.type === 'volt' ? 300 : self.type === 'cat' ? 350 : self.type === 'president' ? 400 : 50; // President worth more points than cat
	self.update = function () {
		if (!self.active) {
			return;
		}
		self.x -= self.speed;
		// Rotate coin counterclockwise (negative value for opposite direction)
		coinGraphics.rotation -= 0.03;
		// Remove when off screen
		if (self.x < -100) {
			self.active = false;
		}
	};
	return self;
});
var Player = Container.expand(function () {
	var self = Container.call(this);
	var playerGraphics = self.attachAsset('player', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.vx = 0;
	self.vy = 0;
	self.gravity = 0.5;
	self.jumpPower = -25; // Increased jump power from -15 to -25
	self.isJumping = false;
	self.isDead = false;
	self.lastWasIntersecting = false;
	self.jump = function () {
		// Find if player is standing on a green signal
		var standingOnGreenSignal = signals.some(function (s) {
			return player && s.type === 'green' && player.intersects(s) && Math.abs(player.y - (s.y - 275)) < 10;
		});
		if (!self.isDead && (self.vy === 0 || standingOnGreenSignal)) {
			self.vy = self.jumpPower;
			self.isJumping = true;
			LK.getSound('jump').play();
		}
	};
	self.update = function () {
		if (self.isDead) {
			return;
		}
		// Store last position for collision detection
		self.lastY = self.y;
		// Apply gravity
		self.vy += self.gravity;
		// Apply movement
		self.y += self.vy;
		// Track if player is jumping or falling
		self.isJumping = self.vy !== 0;
		// Ground collision detection
		if (self.y > 2732 - playerGraphics.height / 2) {
			// Bottom of screen
			self.y = 2732 - playerGraphics.height / 2;
			self.vy = 0;
			self.isJumping = false;
		}
	};
	return self;
});
var Shark = Container.expand(function () {
	var self = Container.call(this);
	var sharkGraphics = self.attachAsset('shark', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.speed = 5;
	self.direction = 1;
	self.centerY = 2732 - sharkGraphics.height / 2 + 100; // Move sharks down by 100 units
	self.update = function () {
		// Keep shark at constant y position
		self.y = self.centerY;
		// Check if player exists and has fallen to shark's height level
		if (player && player.y > 2732 - 350) {
			// Shark hunts player - move toward player position
			self.direction = player.x > self.x ? 1 : -1;
			self.speed = 8; // Increase speed when hunting
			// Set correct shark orientation based on direction
			sharkGraphics.scale.x = self.direction;
		} else {
			// Normal back-and-forth movement when player isn't at shark level
			self.speed = 5;
			// Check if this is the second shark (compare to the global shark2 reference)
			if (this === shark2) {
				// Second shark moves in opposite pattern to first shark (alternating pattern)
				// Start swimming from right to left
				if (self.x <= 200 && self.direction === -1) {
					self.direction = 1;
					sharkGraphics.scale.x = 1;
				} else if (self.x >= 1900 && self.direction === 1) {
					self.direction = -1;
					sharkGraphics.scale.x = -1;
				}
			} else {
				// First shark patrols from left to right first
				if (self.x >= 1800 && self.direction === 1) {
					self.direction = -1;
					sharkGraphics.scale.x = -1;
				} else if (self.x <= 200 && self.direction === -1) {
					self.direction = 1;
					sharkGraphics.scale.x = 1;
				}
			}
		}
		// Apply movement
		self.x += self.speed * self.direction;
	};
	return self;
});
var Signal = Container.expand(function (type) {
	var self = Container.call(this);
	self.type = type || 'green';
	var assetId = self.type === 'green' ? 'greenSignal' : 'redSignal';
	// Generate random width variation factor between 0.7 and 1.3
	var widthVariation = 0.7 + Math.random() * 0.6;
	var signalGraphics = self.attachAsset(assetId, {
		anchorX: 0.5,
		anchorY: 0.5,
		scaleX: 1 / 1.2 * widthVariation,
		scaleY: 1 / 1.2
	});
	// Rotate signal by 90 degrees to the left
	signalGraphics.rotation = -Math.PI / 2; // -90 degrees in radians
	self.speed = 3.5;
	self.active = true;
	self.shineTimer = 0;
	self.isShining = false;
	// Store the width variation for calculations
	self.widthVariation = widthVariation;
	// Create shine effect
	self.startShine = function () {
		if (!self.isShining) {
			self.isShining = true;
			var baseColor = self.type === 'green' ? 0xFFFFFF : 0xFFFFFF;
			// Shine effect with tween
			tween(signalGraphics, {
				alpha: 0.8
			}, {
				duration: 300,
				easing: tween.easeIn,
				onFinish: function onFinish() {
					tween(signalGraphics, {
						alpha: 1
					}, {
						duration: 300,
						easing: tween.easeOut,
						onFinish: function onFinish() {
							self.isShining = false;
						}
					});
				}
			});
		}
	};
	// Turn green signal golden when touched by player
	// Create shimmer animation with color tint alternation
	self.startShimmerAnimation = function (targetGraphics) {
		self.shimmerAnimationActive = true;
		// Golden to bright white shimmer
		function shimmerCycle() {
			if (!self.shimmerAnimationActive) {
				return;
			}
			// Shimmer to bright white
			tween(targetGraphics, {
				tint: 0xFFFFFF // Bright white
			}, {
				duration: 600,
				easing: tween.easeInOut,
				onFinish: function onFinish() {
					if (!self.shimmerAnimationActive) {
						return;
					}
					// Return to gold
					tween(targetGraphics, {
						tint: 0xFFD700 // Gold color
					}, {
						duration: 600,
						easing: tween.easeInOut,
						onFinish: function onFinish() {
							if (self.shimmerAnimationActive) {
								// Continue animation cycle
								shimmerCycle();
							}
						}
					});
				}
			});
		}
		// Start shimmer cycle
		shimmerCycle();
	};
	self.turnGolden = function () {
		if (self.type === 'green' && !self.isGolden) {
			self.isGolden = true;
			var goldenSignalGraphics = LK.getAsset('goldenSignal', {
				anchorX: 0.5,
				anchorY: 0.5,
				scaleX: 1 / 1.2,
				scaleY: 1 / 1.2
			});
			// Match the rotation of the current signal
			goldenSignalGraphics.rotation = signalGraphics.rotation;
			// Animation sequence for golden transformation
			tween(signalGraphics, {
				alpha: 0
			}, {
				duration: 300,
				easing: tween.easeInOut,
				onFinish: function onFinish() {
					// Replace the green signal with golden one
					self.removeChild(signalGraphics);
					self.addChild(goldenSignalGraphics);
					// Start with small scale and expand
					goldenSignalGraphics.scale.set(0.5, 0.5);
					goldenSignalGraphics.alpha = 0.7;
					// Grow and fade in
					tween(goldenSignalGraphics, {
						scaleX: 1 / 1.2,
						scaleY: 1 / 1.2,
						alpha: 1
					}, {
						duration: 400,
						easing: tween.easeOut,
						onFinish: function onFinish() {
							// Start shimmer animation after the initial grow animation
							self.startShimmerAnimation(goldenSignalGraphics);
						}
					});
				}
			});
		}
	};
	self.falling = false;
	self.fallSpeed = 0;
	self.update = function () {
		if (!self.active) {
			// Clean up shimmer animation if it's running
			if (self.shimmerAnimationActive) {
				self.shimmerAnimationActive = false;
			}
			return;
		}
		// Handle falling behavior for red signals
		if (self.falling) {
			self.fallSpeed += 0.5; // Gravity effect
			self.y += self.fallSpeed;
			// Rotate while falling
			self.children[0].rotation += 0.05;
			// Deactivate when off bottom of screen
			if (self.y > 2732 + 100) {
				self.active = false;
			}
			return; // Skip normal behavior when falling
		}
		self.x -= self.speed;
		// Add random shine effect occasionally
		self.shineTimer++;
		if (self.shineTimer > 60 && Math.random() < 0.05) {
			self.startShine();
			self.shineTimer = 0;
		}
		// Check if red signal is touching a shark
		if (self.type === 'red' && (shark && self.intersects(shark) || shark2 && self.intersects(shark2))) {
			// Save the original y position before moving
			var startY = self.y;
			// Calculate target position (random amount between 100 and 1000 upward, at half speed)
			var moveAmount = (100 + Math.random() * 900) / 2; // Reduced to half
			var targetY = startY - moveAmount;
			// Change color to green
			self.type = 'green';
			// Replace the red signal graphic with a green one
			var oldGraphics = self.children[0];
			var oldRotation = oldGraphics.rotation;
			var oldScaleX = oldGraphics.scale.x;
			var oldScaleY = oldGraphics.scale.y;
			self.removeChild(oldGraphics);
			var greenGraphics = self.attachAsset('greenSignal', {
				anchorX: 0.5,
				anchorY: 0.5,
				scaleX: oldScaleX,
				scaleY: oldScaleY
			});
			// Apply the same rotation as the original signal
			greenGraphics.rotation = oldRotation;
			// Make the signal shine to highlight the change
			self.startShine();
			// Use tween for smooth upward movement with longer duration for more continuous motion
			tween(self, {
				y: targetY
			}, {
				duration: 1600,
				// Doubled duration for slower, more continuous movement
				// Duration of upward movement in ms
				easing: tween.easeOutQuad // Smoother deceleration for continuous movement
			});
		}
		// Check for signals getting too close to sharks
		// Shark is positioned close to bottom of screen (around 2732 - 100)
		var sharkYPosition = 2732 - 400; // Position above shark's height
		if (self.y > sharkYPosition) {
			// Move signal upward to avoid sharks
			self.y = sharkYPosition - Math.random() * 100;
			self.startShine(); // Visual indicator that signal moved
		}
		// Check for overlapping signals (only for active signals on screen)
		for (var i = 0; i < signals.length; i++) {
			var otherSignal = signals[i];
			// Skip self and inactive signals
			if (otherSignal !== self && otherSignal.active) {
				// Check if signals are close to each other
				var xDistance = Math.abs(self.x - otherSignal.x);
				var yDistance = Math.abs(self.y - otherSignal.y);
				// If signals are overlapping or very close (within 20px)
				if (xDistance < 20 && yDistance < 20) {
					// Move this signal to avoid overlap
					if (self.type === 'green') {
						self.y -= 30; // Move green signals upward
					} else {
						self.y += 30; // Move red signals downward
					}
					// Trigger shine effect to show adjustment
					self.startShine();
				}
			}
		}
		// Remove when off screen only if player is not jumping/falling
		// Make sure we keep signals visible while player is falling
		if (self.x < -200) {
			// Only deactivate if player doesn't exist or if player is not jumping/falling
			if (!player || !player.isJumping && player.vy <= 0) {
				self.active = false;
			}
		}
	};
	return self;
});

/**** 
* Initialize Game
****/ 
// Golden letter shimmer animation
var game = new LK.Game({
	backgroundColor: 0x00142A
});

/**** 
* Game Code
****/ 
// Game variables
// Golden letter shimmer animation
var LetterShimmerEffect = function LetterShimmerEffect(letterText) {
	// Create shimmer animation cycle
	function startShimmer() {
		// Shimmer to bright white
		tween(letterText, {
			tint: 0xFFFFFF // Bright white
		}, {
			duration: 800,
			easing: tween.easeInOut,
			onFinish: function onFinish() {
				// Return to gold
				tween(letterText, {
					tint: 0xFFD700 // Gold color
				}, {
					duration: 800,
					easing: tween.easeInOut,
					onFinish: function onFinish() {
						// Continue animation cycle
						startShimmer();
					}
				});
			}
		});
	}
	// Set initial state and start shimmer
	letterText.tint = 0xFFD700; // Gold color
	startShimmer();
};
var player;
var signals = [];
var memecoins = [];
var shark;
var shark2;
var isGameActive = true;
var gameSpeed = 1;
var lastSignalTime = 0;
var lastCoinTime = 0;
var score = 0;
var scoreIncrement = 0.1;
var distanceTraveled = 0;
var memecoinLetters = []; // Reference to MEMECOIN letters
var nextLetterIndex = 0; // Track which letter to illuminate next
var coinRound = {
	regular: false,
	dogmeme: false,
	shib: false,
	pepe: false,
	loki: false,
	volt: false,
	cat: false,
	president: false
};
// UI elements
var scoreTxt;
var highScoreTxt;
// Initialize UI
function initUI() {
	// High score text
	var highScore = storage.highScore || 0;
	highScoreTxt = new Text2('HIGH SCORE: ' + Math.floor(highScore), {
		size: 50,
		fill: 0xFFD700
	});
	highScoreTxt.anchor.set(0.5, 0);
	LK.gui.top.addChild(highScoreTxt);
	highScoreTxt.y = 0;
	// Score text
	scoreTxt = new Text2('SCORE: 0', {
		size: 70,
		fill: 0xFFFFFF
	});
	scoreTxt.anchor.set(0.5, 0);
	LK.gui.top.addChild(scoreTxt);
	scoreTxt.y = 60;
	// MEMECOIN letters container
	var memeLettersContainer = new Container();
	memeLettersContainer.x = 0;
	memeLettersContainer.y = 130; // Match the spacing of 70px between high score and score texts
	LK.gui.top.addChild(memeLettersContainer);
	// Initialize empty letter display
	memecoinLetters = []; // Use global variable to store letters
	var memecoinWord = "MEMECOIN";
	for (var i = 0; i < memecoinWord.length; i++) {
		var letterText = new Text2(memecoinWord[i], {
			size: 60,
			fill: 0xAAAAAA // Lighter gray (not collected)
		});
		letterText.anchor.set(0.5, 0);
		letterText.x = (i - memecoinWord.length / 2 + 0.5) * 60 + 5; // Center the letters
		letterText.collected = false;
		memecoinLetters.push(letterText);
		memeLettersContainer.addChild(letterText);
	}
}
// Initialize game world
function initGame() {
	isGameActive = true;
	score = 0;
	distanceTraveled = 0;
	gameSpeed = 1;
	// Reset coin round tracking
	coinRound = {
		regular: false,
		dogmeme: false,
		shib: false,
		pepe: false,
		loki: false,
		volt: false,
		cat: false,
		president: false
	};
	// Reset MEMECOIN letters
	nextLetterIndex = 0;
	if (memecoinLetters && memecoinLetters.length > 0) {
		for (var i = 0; i < memecoinLetters.length; i++) {
			memecoinLetters[i].tint = 0x444444; // Reset to dark gray
			memecoinLetters[i].collected = false;
		}
	}
	// Create player at top left, ready to fall
	player = new Player();
	player.x = 200;
	player.y = 100;
	player.vy = 5; // Start with downward velocity
	game.addChild(player);
	// Create sharks
	shark = new Shark();
	shark.y = 2732 - 100;
	game.addChild(shark);
	// Create second shark with opposite direction compared to first shark
	shark2 = new Shark();
	shark2.x = 1500; // Position second shark on the right side
	shark2.y = 2732 - 100;
	shark2.direction = -1; // Start with opposite direction to make sharks swim alternately
	// Set correct orientation based on direction
	shark2.children[0].scale.x = -1;
	game.addChild(shark2);
	// Clear signals and coins
	clearEntities();
	// Create initial signals that have already reached the left side
	var recentHeights = [];
	var heightThreshold = 100; // Further increased threshold to force more staggering
	for (var i = 0; i < 44; i++) {
		var signalType = Math.random() < 0.5 ? 'green' : 'red';
		// For signals that are lower than the previous, make them red
		// For signals that are higher than the previous, make them green
		var lastY = 1500;
		if (signals.length > 0) {
			lastY = signals[signals.length - 1].y;
		}
		var newY;
		var willBeHigher = Math.random() < 0.5;
		if (willBeHigher) {
			// More pronounced ascent with increased height differences
			var heightDiff = 100 + Math.random() * 120;
			newY = lastY - heightDiff;
			signalType = 'green';
		} else {
			// More pronounced descent with increased height differences
			var heightDiff = 100 + Math.random() * 120;
			newY = lastY + heightDiff;
			signalType = 'red';
		}
		// Check if this height is too similar to recent heights
		var isTooSimilar = recentHeights.length > 0 && recentHeights.some(function (height) {
			return Math.abs(newY - height) < heightThreshold;
		});
		// If too similar, adjust the height with smaller offsets to maintain gradual changes
		if (isTooSimilar) {
			if (signalType === 'green') {
				newY -= 60 + Math.random() * 40; // Reduced offset for more gradual separation
			} else {
				newY += 60 + Math.random() * 40; // Reduced offset for more gradual separation
			}
		}
		// Ensure signal stays within playable area and away from sharks
		// Keep signals at least 600px above sharks (which are at 2732 - 100)
		newY = Math.max(800, Math.min(2000, newY));
		// Store this height for future comparison
		recentHeights.push(newY);
		if (recentHeights.length > 10) {
			recentHeights.shift(); // Keep only last 10 heights
		}
		var signal = new Signal(signalType);
		// Position signals already at the left side of the screen
		signal.x = -150 + i * 50; // Distribute signals across the left edge
		signal.y = newY;
		signals.push(signal);
		// Make sure signals are placed behind the player
		if (player) {
			var playerIndex = game.getChildIndex(player);
			game.addChildAt(signal, playerIndex);
		} else {
			game.addChild(signal);
		}
	}
	// Start game music
	LK.playMusic('gameMusic');
}
// Clear all entities
function clearEntities() {
	for (var i = signals.length - 1; i >= 0; i--) {
		signals[i].destroy();
		signals.splice(i, 1);
	}
	for (var i = memecoins.length - 1; i >= 0; i--) {
		memecoins[i].destroy();
		memecoins.splice(i, 1);
	}
}
// Spawn signals
function spawnSignal() {
	var currentTime = Date.now();
	// Spawn signals at intervals that maintain consistent spacing regardless of score
	// At higher scores (1000+), we need to keep a minimum time between signals
	var baseInterval = 300;
	var minInterval = 150;
	var adjustedInterval = score > 1000 ? Math.max(minInterval, baseInterval / gameSpeed) : baseInterval / gameSpeed;
	if (currentTime - lastSignalTime > adjustedInterval) {
		// This ensures spacing remains consistent even at high scores
		var signal;
		var lastSignalY = 1500; // Default Y position if no signals exist
		// Get the Y position of the last signal to compare with
		if (signals.length > 0) {
			var lastSignal = signals[signals.length - 1];
			lastSignalY = lastSignal.y;
		}
		// Calculate a new Y position
		var newY;
		var willBeHigher = Math.random() < 0.30; // 30% chance to go higher, 70% chance for red signals
		// Count consecutive red signals
		var redSignalCount = 0;
		// Find the last signal of each type for height comparison
		var lastGreenY = null;
		var lastRedY = null;
		// Track recent signal heights to prevent repetition
		var recentHeights = [];
		var heightThreshold = 100; // Further increased threshold to force more staggering
		// Collect the last few signal heights for comparison
		for (var i = signals.length - 1; i >= Math.max(0, signals.length - 15); i--) {
			recentHeights.push(signals[i].y);
		}
		// Find the last green and red signal Y positions
		for (var i = signals.length - 1; i >= 0; i--) {
			if (signals[i].type === 'green' && lastGreenY === null) {
				lastGreenY = signals[i].y;
			}
			if (signals[i].type === 'red' && lastRedY === null) {
				lastRedY = signals[i].y;
			}
			if (lastGreenY !== null && lastRedY !== null) {
				break;
			}
		}
		for (var i = signals.length - 1; i >= Math.max(0, signals.length - 5); i--) {
			if (signals[i] && signals[i].type === 'red') {
				redSignalCount++;
			} else {
				break;
			}
		}
		// Force green signal if we've had 5 reds in a row
		if (redSignalCount >= 5) {
			// Force green signal (must be higher) but with more gradual ascent
			newY = lastSignalY - (60 + Math.random() * 80);
			signal = new Signal('green');
		} else if (willBeHigher) {
			// This signal will be higher (ascending)
			// More gradual height difference for green signals
			var heightDiff = 50 + Math.random() * 70; // Further reduced for more gradual ascent
			if (lastGreenY !== null && Math.abs(lastSignalY - heightDiff - lastGreenY) > 150) {
				// Limit the maximum height change between signals of same color
				heightDiff = Math.min(heightDiff, 150);
			}
			newY = lastSignalY - heightDiff;
			// Higher signals must be green
			signal = new Signal('green');
		} else {
			// This signal will be lower (descending)
			// More gradual height difference for red signals
			var heightDiff = 50 + Math.random() * 70; // Further reduced for more gradual descent
			if (lastRedY !== null && Math.abs(lastSignalY + heightDiff - lastRedY) > 150) {
				// Limit the maximum height change between signals of same color
				heightDiff = Math.min(heightDiff, 150);
			}
			newY = lastSignalY + heightDiff;
			// Check if we would have too many consecutive red signals
			var wouldBeConsecutiveReds = redSignalCount + 1;
			if (wouldBeConsecutiveReds >= 5) {
				// Force this to be a green signal instead with gradual ascent
				newY = lastSignalY - (60 + Math.random() * 80);
				signal = new Signal('green');
			} else {
				// Lower signals must be red
				signal = new Signal('red');
			}
		}
		// Ensure signal stays within playable area and away from sharks
		// Sharks are positioned at bottom (2732 - 100), keep signals at least 600px above sharks
		newY = Math.max(800, Math.min(2000, newY)); // Lower maximum to keep away from sharks
		// Additional check for signals that might be about to overlap (within 25px)
		var potentialOverlap = signals.filter(function (s) {
			// Only check signals that are still on screen or about to enter
			return s.active && s.x > -200 && s.x < 2300 && Math.abs(s.y - newY) < 25;
		});
		// If there's potential overlap, adjust the Y position with smaller offsets
		if (potentialOverlap.length > 0) {
			if (signal.type === 'green') {
				newY -= 60 + Math.random() * 30; // Move green signals higher with smaller offset
			} else {
				newY += 60 + Math.random() * 30; // Move red signals lower with smaller offset
			}
			// Re-check playable area boundaries
			newY = Math.max(800, Math.min(2200, newY));
		}
		// Add height variation to signals and prevent consecutive similar heights
		if (signal.type === 'green') {
			// Green signals with cascading heights - increased variations
			var greenOffset = Math.random() * 80 + 30; // Increased base offset for green signals
			// Check if this height is too similar to recent heights
			var isTooSimilar = recentHeights.some(function (height) {
				return Math.abs(newY - greenOffset - height) < heightThreshold;
			});
			// If too similar, use larger offset to ensure more staggering
			if (isTooSimilar) {
				greenOffset += 70 + Math.random() * 50; // Larger offset for more staggering
			}
			newY -= greenOffset;
		} else if (signal.type === 'red') {
			// Red signals with cascading heights - increased variations
			var redOffset = Math.random() * 80 + 30; // Increased base offset for red signals
			// Check if this height is too similar to recent heights
			var isTooSimilar = recentHeights.some(function (height) {
				return Math.abs(newY + redOffset - height) < heightThreshold;
			});
			// If too similar, use larger offset to ensure more staggering
			if (isTooSimilar) {
				redOffset += 70 + Math.random() * 50; // Larger offset for more staggering
			}
			newY += redOffset;
		}
		signal.x = 2048 + 150;
		signal.y = newY;
		signals.push(signal);
		// Add signal behind the player to ensure correct display order
		if (player) {
			var playerIndex = game.getChildIndex(player);
			game.addChildAt(signal, playerIndex);
		} else {
			game.addChild(signal);
		}
		lastSignalTime = currentTime;
	}
}
// Spawn memecoins
function spawnMemecoin() {
	var currentTime = Date.now();
	// Spawn coins less frequently than signals - increased interval from 6000 to 12000
	if (currentTime - lastCoinTime > 12000 / gameSpeed) {
		// Find green signals that are still on screen (or about to enter)
		var greenSignals = signals.filter(function (signal) {
			return signal.type === 'green' && signal.x > -200 && signal.x < 2300;
		});
		// Only spawn coin if we have green signals
		if (greenSignals.length > 0) {
			// Pick a random green signal
			var randomGreenSignal = greenSignals[Math.floor(Math.random() * greenSignals.length)];
			// Check if we completed a round of all coin types
			var roundComplete = coinRound.regular && coinRound.dogmeme && coinRound.shib;
			if (roundComplete) {
				// Reset the round if all coin types have appeared
				coinRound = {
					regular: false,
					dogmeme: false,
					shib: false,
					pepe: false,
					loki: false,
					volt: false,
					cat: false,
					president: false
				};
			}
			// Determine which coin types are still needed in current round
			var availableTypes = [];
			if (!coinRound.regular) {
				availableTypes.push('regular');
			}
			if (!coinRound.dogmeme) {
				availableTypes.push('dogmeme');
			}
			if (!coinRound.shib) {
				availableTypes.push('shib');
			}
			if (!coinRound.pepe) {
				availableTypes.push('pepe');
			}
			if (!coinRound.loki) {
				availableTypes.push('loki');
			}
			if (!coinRound.volt) {
				availableTypes.push('volt');
			}
			if (!coinRound.cat) {
				availableTypes.push('cat');
			}
			if (!coinRound.president) {
				availableTypes.push('president');
			}
			// Select a random coin type from available types
			var coinType = availableTypes[Math.floor(Math.random() * availableTypes.length)];
			// Mark this type as spawned in current round
			coinRound[coinType] = true;
			var coin = new Memecoin(coinType);
			coin.x = 2048 + 150;
			// Position coin between MEMECOIN word (y position around 130) and center of screen (2732/2)
			// Calculate the available space between MEMECOIN text position and center of screen
			var minY = 200; // Safe position below MEMECOIN text (which is at y=130)
			var maxY = 2732 / 2; // Center height of the screen
			coin.y = minY + Math.random() * (maxY - minY);
			memecoins.push(coin);
			// Add coin behind the player to ensure correct display order
			if (player) {
				var playerIndex = game.getChildIndex(player);
				game.addChildAt(coin, playerIndex);
			} else {
				game.addChild(coin);
			}
			lastCoinTime = currentTime;
		}
	}
}
// Check collisions between player and signals/coins/shark
function checkCollisions() {
	if (!isGameActive) {
		return;
	}
	// Check signal collisions
	for (var i = 0; i < signals.length; i++) {
		var signal = signals[i];
		if (signal.active && player.intersects(signal)) {
			// Store previous intersection state
			var wasIntersecting = player.lastWasIntersecting;
			player.lastWasIntersecting = true;
			// Only handle collision if this is a new intersection
			if (!wasIntersecting) {
				// Handle red signal falling when touched anywhere
				if (signal.type === 'red' && !signal.falling) {
					// Make red signal fall
					signal.falling = true;
					signal.fallSpeed = 2;
					// Trigger laser shine effect when starting to fall
					signal.startShine();
					continue; // Skip other collision handling for this signal
				}
				// Check if player is above the signal and falling down
				// The signal is rotated 90 degrees left, so we need to detect its height properly
				// Signal's height is now its width because of the rotation
				var signalHeight = 50 / 1.2; // Original height divided by scale factor
				var signalWidth = 500 / 1.2; // Original width divided by scale factor
				var playerHeight = 150; // Player height
				// Calculate where the top of the signal is considering rotation
				if (player.y < signal.y - signalWidth / 2 && player.vy > 0) {
					if (signal.type === 'green') {
						// Land on green signals but don't automatically jump
						// Position player properly on top of the signal
						player.y = signal.y - signalWidth / 2 - playerHeight / 2;
						player.vy = 0;
						player.isJumping = false;
						// Trigger laser shine effect on green signal when landing
						signal.startShine();
						// Turn the green signal golden when touched
						signal.turnGolden();
					} else if (signal.type === 'red') {
						// Pass through red signals, ignore collision
						// Don't land on red signals, continue falling
						player.vy += player.gravity;
						player.isJumping = true;
						// Trigger laser shine effect on red signal when passing through
						signal.startShine();
					}
				}
			}
		} else if (signal.active) {
			// If not intersecting this signal, reset lastWasIntersecting
			player.lastWasIntersecting = false;
		}
	}
	// Check memecoin collisions
	for (var i = 0; i < memecoins.length; i++) {
		var coin = memecoins[i];
		// Track previous intersection state to prevent multiple collections in one frame
		if (!coin.lastWasIntersecting) {
			coin.lastWasIntersecting = false;
		}
		// Only collect if active, not already collected, and this is a new intersection
		if (coin.active && !coin.collected && player.intersects(coin) && !coin.lastWasIntersecting) {
			// Collect coin
			coin.collected = true;
			coin.lastWasIntersecting = true;
			// Add points based on coin type
			score += coin.value;
			scoreTxt.setText('SCORE: ' + Math.floor(score));
			// Illuminate next MEMECOIN letter if we haven't illuminated all
			if (memecoinLetters && memecoinLetters.length > 0 && nextLetterIndex < memecoinLetters.length) {
				var letterToIlluminate = memecoinLetters[nextLetterIndex];
				if (!letterToIlluminate.collected) {
					letterToIlluminate.collected = true;
					// Change the color to gold without the shimmer effect
					letterToIlluminate.tint = 0xFFD700; // Gold color
					nextLetterIndex++;
					// Check if all letters are now collected
					if (nextLetterIndex === memecoinLetters.length) {
						// Apply the shimmer effect to all letters now that they're all collected
						for (var j = 0; j < memecoinLetters.length; j++) {
							LetterShimmerEffect(memecoinLetters[j]);
						}
						// All letters collected - show bonus
						score += 500;
						scoreTxt.setText('SCORE: ' + Math.floor(score));
						// Create bonus text for completing MEMECOIN
						var bonusText = new BonusText(500, 'MEMECOIN');
						bonusText.x = 2048 / 2;
						bonusText.y = 2732 / 3;
						game.addChild(bonusText);
						bonusText.animate();
					}
				}
			}
			// Flash coin with different colors based on type
			var flashColor;
			if (coin.type === 'dogmeme') {
				flashColor = 0xFFA500; // Orange
			} else if (coin.type === 'shib') {
				flashColor = 0x00FF00; // Green
			} else if (coin.type === 'pepe') {
				flashColor = 0x00FF80; // Mint Green
			} else if (coin.type === 'loki') {
				flashColor = 0x00FFFF; // Cyan
			} else if (coin.type === 'volt') {
				flashColor = 0xFFFF00; // Yellow
			} else if (coin.type === 'cat') {
				flashColor = 0xFF00FF; // Magenta
			} else if (coin.type === 'president') {
				flashColor = 0x0000FF; // Blue
			} else {
				flashColor = 0xFFFFFF; // White
			}
			LK.effects.flashObject(coin, flashColor, 300);
			LK.getSound('coinCollect').play();
			// Show bonus text for memecoin pickup (+100 BONUS)
			if (coin.type === 'memecoin') {
				// Create bonus text in top third of screen
				var bonusText = new BonusText(100);
				bonusText.x = 2048 / 2;
				bonusText.y = 2732 / 3;
				game.addChild(bonusText);
				bonusText.animate();
				// Add extra 100 points for memecoin
				score += 100;
				scoreTxt.setText('SCORE: ' + Math.floor(score));
			}
			tween(coin, {
				alpha: 0,
				scaleX: coin.type === 'president' ? 8 : coin.type === 'cat' ? 7 : coin.type === 'volt' ? 6 : coin.type === 'loki' ? 5 : coin.type === 'pepe' ? 4 : coin.type === 'shib' ? 3 : 2,
				// Biggest effect for president, then cat, then volt, then loki, then pepe, then shib
				scaleY: coin.type === 'president' ? 8 : coin.type === 'cat' ? 7 : coin.type === 'volt' ? 6 : coin.type === 'loki' ? 5 : coin.type === 'pepe' ? 4 : coin.type === 'shib' ? 3 : 2 // Biggest effect for president, then cat, then volt, then loki, then pepe, then shib
			}, {
				duration: coin.type === 'president' ? 1000 : coin.type === 'cat' ? 900 : coin.type === 'volt' ? 800 : coin.type === 'loki' ? 700 : coin.type === 'pepe' ? 600 : coin.type === 'shib' ? 500 : 300,
				// Longest animation for president, then cat, then volt, then loki, then pepe, then shib
				onFinish: function onFinish() {
					coin.active = false;
				}
			});
		} else if (!player.intersects(coin)) {
			// Reset intersection state when player is no longer intersecting the coin
			coin.lastWasIntersecting = false;
		}
	}
	// Check shark collisions
	if (player.y > 2732 - player.height && player.intersects(shark) || player.y > 2732 - player.height && player.intersects(shark2)) {
		// Game over if player touches either shark
		gameOver();
	}
}
// Clean up inactive entities
function cleanupEntities() {
	// Remove inactive signals
	for (var i = signals.length - 1; i >= 0; i--) {
		// Only remove signals if player is not jumping or falling
		if (!signals[i].active) {
			// Add extra conditions to ensure we don't remove signals that player might need to land on
			if (!player || !player.isJumping && player.vy <= 0) {
				signals[i].destroy();
				signals.splice(i, 1);
			}
		}
	}
	// Remove inactive coins
	for (var i = memecoins.length - 1; i >= 0; i--) {
		if (!memecoins[i].active) {
			memecoins[i].destroy();
			memecoins.splice(i, 1);
		}
	}
	// Remove inactive bonus texts
	for (var i = game.children.length - 1; i >= 0; i--) {
		if (game.children[i] instanceof BonusText && !game.children[i].active) {
			game.children[i].destroy();
		}
	}
}
// Game over
function gameOver() {
	isGameActive = false;
	player.isDead = true;
	// Play crash sound
	LK.getSound('crash').play();
	// Flash screen red
	LK.effects.flashScreen(0xFF0000, 500);
	// Update high score
	var highScore = storage.highScore || 0;
	if (score > highScore) {
		storage.highScore = score;
		highScoreTxt.setText('HIGH SCORE: ' + Math.floor(score));
	}
	// Show game over after a short delay
	LK.setTimeout(function () {
		LK.showGameOver();
	}, 800);
}
// Input handling
game.down = function (x, y, obj) {
	// Jump when tapping/clicking
	player.jump();
};
// Main game update loop
game.update = function () {
	if (!isGameActive) {
		return;
	}
	// Update score based on distance
	distanceTraveled += gameSpeed;
	score += scoreIncrement * gameSpeed;
	// Update score display occasionally to avoid text updates every frame
	if (Math.floor(score) % 5 === 0) {
		scoreTxt.setText('SCORE: ' + Math.floor(score));
	}
	// Increase game speed gradually
	gameSpeed = 1 + distanceTraveled / 10000;
	// Spawn entities
	spawnSignal();
	spawnMemecoin();
	// Check collisions
	checkCollisions();
	// Remove inactive entities
	cleanupEntities();
	// Check if player fell off screen
	if (player.y > 2732 + 200) {
		gameOver();
	}
};
// Initialize UI and game
initUI();
initGame();
// Track signal status globally
game.onEntityDestroyed = function (entity) {
	// Keep track of destroyed entities if needed
	if (entity instanceof Signal && player) {
		// Keep signals around longer if player is falling or jumping
		if (player.isJumping || player.vy > 0) {
			// Return false to prevent deletion when player might need to land
			return false;
		}
	}
	return true;
};

===================================================================
--- original.js
+++ change.js
@@ -442,10 +442,10 @@
 
 /**** 
 * Game Code
 ****/ 
-// Golden letter shimmer animation
 // Game variables
+// Golden letter shimmer animation
 var LetterShimmerEffect = function LetterShimmerEffect(letterText) {
 	// Create shimmer animation cycle
 	function startShimmer() {
 		// Shimmer to bright white
@@ -858,10 +858,13 @@
 			// Mark this type as spawned in current round
 			coinRound[coinType] = true;
 			var coin = new Memecoin(coinType);
 			coin.x = 2048 + 150;
-			// Position coin at center height of the screen, directly under the MEMECOIN word
-			coin.y = 2732 / 2; // Center of the screen height
+			// Position coin between MEMECOIN word (y position around 130) and center of screen (2732/2)
+			// Calculate the available space between MEMECOIN text position and center of screen
+			var minY = 200; // Safe position below MEMECOIN text (which is at y=130)
+			var maxY = 2732 / 2; // Center height of the screen
+			coin.y = minY + Math.random() * (maxY - minY);
 			memecoins.push(coin);
 			// Add coin behind the player to ensure correct display order
 			if (player) {
 				var playerIndex = game.getChildIndex(player);