/**** 
* Classes
****/ 
// Define a class for enemies
var Enemy = Container.expand(function () {
	var self = Container.call(this);
	var enemyGraphics = self.attachAsset('enemy', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.speed = 5;
	self.update = function () {
		self.x -= self.speed;
		if (self.x < -50) {
			self.destroy();
		}
	};
});
var Platform = Container.expand(function () {
	var self = Container.call(this);
	var platformGraphics = self.attachAsset('platform', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.speed = 5;
	self.passed = false;
	self.update = function () {
		self.x -= self.speed;
		if (self.x < -500) {
			// Increased value to ensure platforms are fully off-screen
			self.destroy();
		}
	};
});
//<Assets used in the game will automatically appear here>
var Player = Container.expand(function () {
	var self = Container.call(this);
	// Animation properties
	self.runAnimation = ['playerrun1', 'playerrun2', 'playerrun3', 'playerrun4', 'playerrun5', 'playerrun6'];
	self.jumpAnimation = ['playerjump1', 'playerjump2', 'playerjump3'];
	self.runFrame = 0;
	self.animationSpeed = 0.08;
	self.animationCounter = 0;
	self.sprites = [];
	self.groundY = 2732 / 1.5; // Store the ground position
	// Platform collision properties
	self.isOnGround = true;
	self.currentPlatform = null;
	// Pre-attach all animation frames but make only the first one visible
	// First add run animation sprites
	for (var i = 0; i < self.runAnimation.length; i++) {
		var sprite = self.attachAsset(self.runAnimation[i], {
			anchorX: 0.5,
			anchorY: 0.5
		});
		// Set all frames except the first to be invisible
		sprite.alpha = i === 0 ? 1 : 0;
		self.sprites.push(sprite);
	}
	// Then add jump animation sprites
	for (var i = 0; i < self.jumpAnimation.length; i++) {
		var sprite = self.attachAsset(self.jumpAnimation[i], {
			anchorX: 0.5,
			anchorY: 0.5
		});
		// Set all jump frames to invisible initially
		sprite.alpha = 0;
		self.sprites.push(sprite);
	}
	// Movement properties
	self.speed = 5;
	self.jumpHeight = 40; // Keeping the original jump height
	self.isJumping = false;
	self.velocityY = 0;
	self.jumpState = "none"; // Added to track jump animation phases
	self.jumpStartTime = 0;
	self.update = function () {
		// Hide all sprites first
		for (var i = 0; i < self.sprites.length; i++) {
			self.sprites[i].alpha = 0;
		}
		// Apply gravity if not on a platform and not actively jumping
		if (!self.isOnGround && !self.isJumping) {
			self.velocityY += 0.7;
			self.y += self.velocityY;
			// Show falling animation (using jump3)
			var jumpOffset = self.runAnimation.length;
			self.sprites[jumpOffset + 2].alpha = 1; // jump3
			// Check for platform collisions while falling
			self.checkPlatformCollision();
		}
		// Check if player has fallen off the bottom of the screen
		if (self.y > 2732) {
			LK.effects.flashScreen(0xff0000, 1000);
			LK.showGameOver();
		}
		// Handle jumping physics and animation
		if (self.isJumping) {
			self.y += self.velocityY;
			self.velocityY += 0.7;
			// Get jump frame index offset
			var jumpOffset = self.runAnimation.length;
			// Determine jump animation based on velocity and time
			var currentTime = Date.now();
			if (currentTime - self.jumpStartTime < 100) {
				// Brief initial jump1 phase (first 100ms)
				self.sprites[jumpOffset + 0].alpha = 1; // jump1
			} else if (self.velocityY < 0) {
				// Going up - show jump2
				self.sprites[jumpOffset + 1].alpha = 1; // jump2
			} else if (self.velocityY > 0) {
				// Going down - show jump3
				self.sprites[jumpOffset + 2].alpha = 1; // jump3
				// Check for landing on platforms while falling during a jump
				self.checkPlatformCollision();
			}
			// End jump if hitting the original ground (for backward compatibility)
			if (self.y >= self.groundY && !self.currentPlatform) {
				self.y = self.groundY;
				self.isJumping = false;
				self.velocityY = 0;
				self.jumpState = "none";
				self.isOnGround = true;
			}
		} else if (self.isOnGround) {
			// Run animation when on a platform or ground
			self.animationCounter += self.animationSpeed;
			if (self.animationCounter >= 1) {
				self.animationCounter = 0;
				// Update to next frame
				self.runFrame = (self.runFrame + 1) % self.runAnimation.length;
			}
			// Show current run frame
			self.sprites[self.runFrame].alpha = 1;
		}
		// If on a platform, check if we're still above it
		// But don't move with the platform (removed that behavior)
		if (self.currentPlatform) {
			// Check if still above the platform
			var platformHalfWidth = self.currentPlatform.width / 2;
			var stillOnPlatform = self.x > self.currentPlatform.x - platformHalfWidth && self.x < self.currentPlatform.x + platformHalfWidth;
			if (!stillOnPlatform) {
				self.isOnGround = false;
				self.currentPlatform = null;
				// Start falling
				self.velocityY = 0.1;
			}
		}
	};
	self.jump = function () {
		if (self.isOnGround) {
			self.isJumping = true;
			self.isOnGround = false;
			self.velocityY = -self.jumpHeight;
			self.jumpState = "start";
			self.jumpStartTime = Date.now();
			self.currentPlatform = null;
		} else if (self.isJumping && self.velocityY < 10) {
			// Allow for a small double-jump to reach higher platforms
			// Only if not falling too fast
			self.velocityY = -self.jumpHeight * 0.7;
			self.jumpStartTime = Date.now();
		}
	};
	self.checkPlatformCollision = function () {
		for (var i = 0; i < platforms.length; i++) {
			var platform = platforms[i];
			var platformHalfWidth = platform.width / 2;
			// Check if player is above the platform and falling
			if (self.velocityY > 0 &&
			// Must be falling down
			self.y < platform.y - 40 &&
			// Increased collision threshold from 10 to 40
			self.y + self.velocityY >= platform.y - 40 && self.x > platform.x - platformHalfWidth && self.x < platform.x + platformHalfWidth) {
				// Land on the platform
				self.y = platform.y - 40; // Adjust landing position to match detection threshold
				self.velocityY = 0;
				self.isJumping = false;
				self.isOnGround = true;
				self.currentPlatform = platform;
				return; // Exit after finding a collision
			}
		}
	};
});

/**** 
* Initialize Game
****/ 
var game = new LK.Game({
	backgroundColor: 0x000000 // Black background
});

/**** 
* Game Code
****/ 
var platforms = [];
var platformSpawnInterval = 60;
var platformSpawnCounter = 0;
// Define the two fixed platform heights
var lowPlatformHeight = 2732 / 1.5 + 250; // Regular height (player.y + 250)
var highPlatformHeight = lowPlatformHeight - 600; // High platform (600 pixels higher)
// Simple toggle for alternating platform heights
var useHighPlatform = false;
var platformGap = 200; // Gap between platforms
var lastPlatformX = 0; // Track the last platform position
//<Assets used in the game will automatically appear here>
var background = game.addChild(LK.getAsset('background', {
	anchorX: 0,
	anchorY: 0,
	alpha: 0
}));
background.x = 0;
background.y = 0;
// Initialize player
var player = game.addChild(new Player());
player.x = 2048 / 4.5;
player.y = 2732 / 1.5;
// Initialize enemies
var enemies = [];
var enemySpawnInterval = 100;
var enemySpawnCounter = 0;
// Create a new Text2 object to display the score
var scoreText = new Text2('0', {
	size: 100,
	fill: 0xFFFFFF
});
// Add the score text to the game GUI at the top center of the screen
LK.gui.top.addChild(scoreText);
scoreText.x = 2048 / 2;
scoreText.y = 0;
// Initialize the game with starting platforms
function initializeGame() {
	// Create initial platforms at the low level
	for (var i = 0; i < 5; i++) {
		var platform = new Platform();
		platform.x = player.x + i * platformGap;
		platform.y = lowPlatformHeight;
		platforms.push(platform);
		game.addChild(platform);
		lastPlatformX = platform.x;
	}
	// Initialize the player to start on a platform
	player.isOnGround = true;
	player.currentPlatform = platforms[0];
}
initializeGame();
// Handle game updates
game.update = function () {
	player.update();
	// Spawn platforms
	platformSpawnCounter++;
	if (platformSpawnCounter >= platformSpawnInterval) {
		var platform = new Platform();
		// Position the platform at the end of the last one with a gap
		platform.x = lastPlatformX + 1000 + platformGap;
		// Toggle between high and low platforms
		if (useHighPlatform) {
			platform.y = highPlatformHeight;
		} else {
			platform.y = lowPlatformHeight;
		}
		// Toggle for next platform
		useHighPlatform = !useHighPlatform;
		// Store last platform position
		lastPlatformX = platform.x;
		// Add the platform to the game
		platforms.push(platform);
		game.addChild(platform);
		// Reset counter
		platformSpawnCounter = 0;
	}
	// Update platforms
	for (var i = platforms.length - 1; i >= 0; i--) {
		platforms[i].update();
		// Remove platforms that are destroyed
		if (platforms[i].destroyed) {
			platforms.splice(i, 1);
		}
	}
	// Enemy handling (keep your existing enemy code)
	//enemySpawnCounter++;
	if (enemySpawnCounter >= enemySpawnInterval) {
		var enemy = new Enemy();
		enemy.x = 2048;
		enemy.y = 2732 / 2;
		enemies.push(enemy);
		game.addChild(enemy);
		enemySpawnInterval = Math.floor(Math.random() * 150) + 50;
		enemySpawnCounter = 0;
	}
	// Update enemies
	for (var j = enemies.length - 1; j >= 0; j--) {
		enemies[j].update();
		if (player.intersects(enemies[j])) {
			LK.effects.flashScreen(0xff0000, 1000);
			LK.showGameOver();
		} else if (player.x > enemies[j].x && !enemies[j].passed) {
			enemies[j].passed = true;
			LK.setScore(LK.getScore() + 1);
			scoreText.setText(LK.getScore());
		}
	}
};
// Handle player jump
game.down = function (x, y, obj) {
	player.jump();
};

===================================================================
--- original.js
+++ change.js
@@ -25,9 +25,10 @@
 	self.speed = 5;
 	self.passed = false;
 	self.update = function () {
 		self.x -= self.speed;
-		if (self.x < -50) {
+		if (self.x < -500) {
+			// Increased value to ensure platforms are fully off-screen
 			self.destroy();
 		}
 	};
 });
@@ -40,9 +41,12 @@
 	self.runFrame = 0;
 	self.animationSpeed = 0.08;
 	self.animationCounter = 0;
 	self.sprites = [];
-	self.groundY = 2732 / 2; // Store the ground position
+	self.groundY = 2732 / 1.5; // Store the ground position
+	// Platform collision properties
+	self.isOnGround = true;
+	self.currentPlatform = null;
 	// Pre-attach all animation frames but make only the first one visible
 	// First add run animation sprites
 	for (var i = 0; i < self.runAnimation.length; i++) {
 		var sprite = self.attachAsset(self.runAnimation[i], {
@@ -64,9 +68,9 @@
 		self.sprites.push(sprite);
 	}
 	// Movement properties
 	self.speed = 5;
-	self.jumpHeight = 40;
+	self.jumpHeight = 40; // Keeping the original jump height
 	self.isJumping = false;
 	self.velocityY = 0;
 	self.jumpState = "none"; // Added to track jump animation phases
 	self.jumpStartTime = 0;
@@ -74,8 +78,23 @@
 		// Hide all sprites first
 		for (var i = 0; i < self.sprites.length; i++) {
 			self.sprites[i].alpha = 0;
 		}
+		// Apply gravity if not on a platform and not actively jumping
+		if (!self.isOnGround && !self.isJumping) {
+			self.velocityY += 0.7;
+			self.y += self.velocityY;
+			// Show falling animation (using jump3)
+			var jumpOffset = self.runAnimation.length;
+			self.sprites[jumpOffset + 2].alpha = 1; // jump3
+			// Check for platform collisions while falling
+			self.checkPlatformCollision();
+		}
+		// Check if player has fallen off the bottom of the screen
+		if (self.y > 2732) {
+			LK.effects.flashScreen(0xff0000, 1000);
+			LK.showGameOver();
+		}
 		// Handle jumping physics and animation
 		if (self.isJumping) {
 			self.y += self.velocityY;
 			self.velocityY += 0.7;
@@ -88,28 +107,24 @@
 				self.sprites[jumpOffset + 0].alpha = 1; // jump1
 			} else if (self.velocityY < 0) {
 				// Going up - show jump2
 				self.sprites[jumpOffset + 1].alpha = 1; // jump2
-			} else if (self.velocityY > 0 && self.y < self.groundY - 5) {
-				// Going down but not near landing - show jump3
+			} else if (self.velocityY > 0) {
+				// Going down - show jump3
 				self.sprites[jumpOffset + 2].alpha = 1; // jump3
-			} else if (self.y >= self.groundY - 5) {
-				// About to land - show jump1 briefly
-				self.sprites[jumpOffset + 0].alpha = 1; // jump1
-				// Make sure player doesn't go below ground
-				if (self.y > self.groundY) {
-					self.y = self.groundY;
-				}
-				// Schedule return to running after a brief moment
-				LK.setTimeout(function () {
-					self.isJumping = false;
-					self.velocityY = 0;
-					self.jumpState = "none";
-					self.y = self.groundY; // Ensure player is at exact ground level
-				}, 50); // Very short duration for jump1 at the end
+				// Check for landing on platforms while falling during a jump
+				self.checkPlatformCollision();
 			}
-		} else {
-			// Run animation when not jumping
+			// End jump if hitting the original ground (for backward compatibility)
+			if (self.y >= self.groundY && !self.currentPlatform) {
+				self.y = self.groundY;
+				self.isJumping = false;
+				self.velocityY = 0;
+				self.jumpState = "none";
+				self.isOnGround = true;
+			}
+		} else if (self.isOnGround) {
+			// Run animation when on a platform or ground
 			self.animationCounter += self.animationSpeed;
 			if (self.animationCounter >= 1) {
 				self.animationCounter = 0;
 				// Update to next frame
@@ -117,17 +132,57 @@
 			}
 			// Show current run frame
 			self.sprites[self.runFrame].alpha = 1;
 		}
+		// If on a platform, check if we're still above it
+		// But don't move with the platform (removed that behavior)
+		if (self.currentPlatform) {
+			// Check if still above the platform
+			var platformHalfWidth = self.currentPlatform.width / 2;
+			var stillOnPlatform = self.x > self.currentPlatform.x - platformHalfWidth && self.x < self.currentPlatform.x + platformHalfWidth;
+			if (!stillOnPlatform) {
+				self.isOnGround = false;
+				self.currentPlatform = null;
+				// Start falling
+				self.velocityY = 0.1;
+			}
+		}
 	};
 	self.jump = function () {
-		if (!self.isJumping) {
+		if (self.isOnGround) {
 			self.isJumping = true;
+			self.isOnGround = false;
 			self.velocityY = -self.jumpHeight;
 			self.jumpState = "start";
-			self.jumpStartTime = Date.now(); // Record when jump started
+			self.jumpStartTime = Date.now();
+			self.currentPlatform = null;
+		} else if (self.isJumping && self.velocityY < 10) {
+			// Allow for a small double-jump to reach higher platforms
+			// Only if not falling too fast
+			self.velocityY = -self.jumpHeight * 0.7;
+			self.jumpStartTime = Date.now();
 		}
 	};
+	self.checkPlatformCollision = function () {
+		for (var i = 0; i < platforms.length; i++) {
+			var platform = platforms[i];
+			var platformHalfWidth = platform.width / 2;
+			// Check if player is above the platform and falling
+			if (self.velocityY > 0 &&
+			// Must be falling down
+			self.y < platform.y - 40 &&
+			// Increased collision threshold from 10 to 40
+			self.y + self.velocityY >= platform.y - 40 && self.x > platform.x - platformHalfWidth && self.x < platform.x + platformHalfWidth) {
+				// Land on the platform
+				self.y = platform.y - 40; // Adjust landing position to match detection threshold
+				self.velocityY = 0;
+				self.isJumping = false;
+				self.isOnGround = true;
+				self.currentPlatform = platform;
+				return; // Exit after finding a collision
+			}
+		}
+	};
 });
 
 /**** 
 * Initialize Game
@@ -141,13 +196,15 @@
 ****/ 
 var platforms = [];
 var platformSpawnInterval = 60;
 var platformSpawnCounter = 0;
-var currentPlatformHeight = 2732 / 1.5; // Starting at player level
-var isHighPlatformMode = false;
-var highPlatformTimer = 0;
-var highPlatformDuration = 0;
-var lastPlatformX = 0;
+// Define the two fixed platform heights
+var lowPlatformHeight = 2732 / 1.5 + 250; // Regular height (player.y + 250)
+var highPlatformHeight = lowPlatformHeight - 600; // High platform (600 pixels higher)
+// Simple toggle for alternating platform heights
+var useHighPlatform = false;
+var platformGap = 200; // Gap between platforms
+var lastPlatformX = 0; // Track the last platform position
 //<Assets used in the game will automatically appear here>
 var background = game.addChild(LK.getAsset('background', {
 	anchorX: 0,
 	anchorY: 0,
@@ -173,42 +230,45 @@
 scoreText.x = 2048 / 2;
 scoreText.y = 0;
 // Initialize the game with starting platforms
 function initializeGame() {
-	// Create initial platforms
+	// Create initial platforms at the low level
 	for (var i = 0; i < 5; i++) {
 		var platform = new Platform();
-		platform.x = player.x + i * 150; // Spaced out platforms
-		platform.y = player.y; // At player level
+		platform.x = player.x + i * platformGap;
+		platform.y = lowPlatformHeight;
 		platforms.push(platform);
 		game.addChild(platform);
+		lastPlatformX = platform.x;
 	}
 	// Initialize the player to start on a platform
 	player.isOnGround = true;
 	player.currentPlatform = platforms[0];
-	// Set initial high platform duration
-	highPlatformDuration = Math.floor(Math.random() * 500) + 300;
 }
+initializeGame();
 // Handle game updates
 game.update = function () {
 	player.update();
 	// Spawn platforms
 	platformSpawnCounter++;
 	if (platformSpawnCounter >= platformSpawnInterval) {
 		var platform = new Platform();
-		platform.x = 2048 + 50; // Start just off-screen to the right
-		// Determine platform height based on current mode
-		if (isHighPlatformMode) {
-			platform.y = currentPlatformHeight - 600; // Higher platform
+		// Position the platform at the end of the last one with a gap
+		platform.x = lastPlatformX + 1000 + platformGap;
+		// Toggle between high and low platforms
+		if (useHighPlatform) {
+			platform.y = highPlatformHeight;
 		} else {
-			platform.y = currentPlatformHeight; // Regular height
+			platform.y = lowPlatformHeight;
 		}
-		// Store last platform position for spacing
+		// Toggle for next platform
+		useHighPlatform = !useHighPlatform;
+		// Store last platform position
 		lastPlatformX = platform.x;
+		// Add the platform to the game
 		platforms.push(platform);
 		game.addChild(platform);
-		// Randomize the spawn interval for the next platform
-		platformSpawnInterval = Math.floor(Math.random() * 50) + 40;
+		// Reset counter
 		platformSpawnCounter = 0;
 	}
 	// Update platforms
 	for (var i = platforms.length - 1; i >= 0; i--) {
@@ -217,24 +277,8 @@
 		if (platforms[i].destroyed) {
 			platforms.splice(i, 1);
 		}
 	}
-	// Handle high platform mode timing
-	highPlatformTimer++;
-	if (highPlatformTimer >= highPlatformDuration) {
-		// Toggle high platform mode
-		isHighPlatformMode = !isHighPlatformMode;
-		if (isHighPlatformMode) {
-			// Set the new higher platform height
-			currentPlatformHeight = 2732 / 1.5 - 600;
-			highPlatformDuration = Math.floor(Math.random() * 300) + 200;
-		} else {
-			// Return to regular height
-			currentPlatformHeight = 2732 / 1.5;
-			highPlatformDuration = Math.floor(Math.random() * 500) + 300;
-		}
-		highPlatformTimer = 0;
-	}
 	// Enemy handling (keep your existing enemy code)
 	//enemySpawnCounter++;
 	if (enemySpawnCounter >= enemySpawnInterval) {
 		var enemy = new Enemy();