===================================================================
--- original.js
+++ change.js
@@ -1,6 +1,230 @@
-/****
+/**** 
+* Plugins
+****/ 
+var tween = LK.import("@upit/tween.v1");
+
+/**** 
+* Classes
+****/ 
+var Projectile = Container.expand(function () {
+	var self = Container.call(this);
+	var projectileGraphics = self.attachAsset('projectile', {
+		anchorX: 0.5,
+		anchorY: 0.5
+	});
+	self.speed = -12;
+	self.update = function () {
+		self.y += self.speed;
+	};
+	return self;
+});
+var SeaMonster = Container.expand(function () {
+	var self = Container.call(this);
+	var monsterGraphics = self.attachAsset('seaMonster', {
+		anchorX: 0.5,
+		anchorY: 0.5
+	});
+	self.speed = 2 + Math.random() * 3;
+	self.health = 1;
+	self.update = function () {
+		self.y -= self.speed;
+	};
+	self.takeDamage = function () {
+		self.health--;
+		if (self.health <= 0) {
+			LK.effects.flashObject(self, 0xFF0000, 200);
+			return true; // Monster destroyed
+		}
+		return false;
+	};
+	return self;
+});
+var Ship = Container.expand(function () {
+	var self = Container.call(this);
+	var shipGraphics = self.attachAsset('ship', {
+		anchorX: 0.5,
+		anchorY: 0.5
+	});
+	self.speed = 8;
+	self.lastShotTime = 0;
+	self.shotCooldown = 300; // milliseconds
+	self.moveLeft = function () {
+		self.x -= self.speed;
+		if (self.x < shipGraphics.width / 2) {
+			self.x = shipGraphics.width / 2;
+		}
+	};
+	self.moveRight = function () {
+		self.x += self.speed;
+		if (self.x > 2048 - shipGraphics.width / 2) {
+			self.x = 2048 - shipGraphics.width / 2;
+		}
+	};
+	self.canShoot = function () {
+		return Date.now() - self.lastShotTime > self.shotCooldown;
+	};
+	self.shoot = function () {
+		if (self.canShoot()) {
+			self.lastShotTime = Date.now();
+			return true;
+		}
+		return false;
+	};
+	return self;
+});
+
+/**** 
 * Initialize Game
-****/
+****/ 
 var game = new LK.Game({
-	backgroundColor: 0x000000
-});
\ No newline at end of file
+	backgroundColor: 0x006994
+});
+
+/**** 
+* Game Code
+****/ 
+var ship;
+var projectiles = [];
+var seaMonsters = [];
+var dragNode = null;
+var monsterSpawnTimer = 0;
+var monsterSpawnInterval = 120; // frames
+var difficultyTimer = 0;
+// Initialize ship
+ship = game.addChild(new Ship());
+ship.x = 2048 / 2;
+ship.y = 2732 - 150;
+// Score display
+var scoreTxt = new Text2('Score: 0', {
+	size: 80,
+	fill: 0xFFFFFF
+});
+scoreTxt.anchor.set(0.5, 0);
+LK.gui.top.addChild(scoreTxt);
+// Health display
+var healthTxt = new Text2('Health: 100', {
+	size: 60,
+	fill: 0xFFFFFF
+});
+healthTxt.anchor.set(0, 0);
+healthTxt.x = 120;
+healthTxt.y = 20;
+LK.gui.topLeft.addChild(healthTxt);
+var playerHealth = 100;
+function updateScore() {
+	scoreTxt.setText('Score: ' + LK.getScore());
+}
+function updateHealth() {
+	healthTxt.setText('Health: ' + playerHealth);
+}
+function spawnMonster() {
+	var monster = new SeaMonster();
+	monster.x = Math.random() * (2048 - 100) + 50;
+	monster.y = 2732 + 50;
+	monster.lastY = monster.y;
+	seaMonsters.push(monster);
+	game.addChild(monster);
+}
+function handleMove(x, y, obj) {
+	if (dragNode === ship) {
+		ship.x = x;
+		if (ship.x < 60) ship.x = 60;
+		if (ship.x > 2048 - 60) ship.x = 2048 - 60;
+	}
+}
+game.move = handleMove;
+game.down = function (x, y, obj) {
+	dragNode = ship;
+	handleMove(x, y, obj);
+};
+game.up = function (x, y, obj) {
+	dragNode = null;
+};
+game.update = function () {
+	// Increase difficulty over time
+	difficultyTimer++;
+	if (difficultyTimer % 1800 === 0) {
+		// Every 30 seconds
+		monsterSpawnInterval = Math.max(30, monsterSpawnInterval - 10);
+	}
+	// Spawn monsters
+	monsterSpawnTimer++;
+	if (monsterSpawnTimer >= monsterSpawnInterval) {
+		spawnMonster();
+		monsterSpawnTimer = 0;
+	}
+	// Auto-shoot from ship
+	if (ship.shoot()) {
+		var projectile = new Projectile();
+		projectile.x = ship.x;
+		projectile.y = ship.y - 40;
+		projectile.lastY = projectile.y;
+		projectiles.push(projectile);
+		game.addChild(projectile);
+		LK.getSound('shoot').play();
+	}
+	// Update and check projectiles
+	for (var i = projectiles.length - 1; i >= 0; i--) {
+		var projectile = projectiles[i];
+		// Check if projectile went off screen
+		if (projectile.lastY >= -20 && projectile.y < -20) {
+			projectile.destroy();
+			projectiles.splice(i, 1);
+			continue;
+		}
+		// Check projectile-monster collisions
+		var hit = false;
+		for (var j = seaMonsters.length - 1; j >= 0; j--) {
+			var monster = seaMonsters[j];
+			if (projectile.intersects(monster)) {
+				if (monster.takeDamage()) {
+					LK.setScore(LK.getScore() + 10);
+					updateScore();
+					LK.getSound('hit').play();
+					monster.destroy();
+					seaMonsters.splice(j, 1);
+				}
+				projectile.destroy();
+				projectiles.splice(i, 1);
+				hit = true;
+				break;
+			}
+		}
+		if (!hit) {
+			projectile.lastY = projectile.y;
+		}
+	}
+	// Update and check sea monsters
+	for (var k = seaMonsters.length - 1; k >= 0; k--) {
+		var monster = seaMonsters[k];
+		// Check if monster reached ship
+		if (monster.intersects(ship)) {
+			playerHealth -= 20;
+			updateHealth();
+			LK.effects.flashScreen(0xFF0000, 500);
+			monster.destroy();
+			seaMonsters.splice(k, 1);
+			if (playerHealth <= 0) {
+				LK.showGameOver();
+				return;
+			}
+			continue;
+		}
+		// Check if monster went off screen (top)
+		if (monster.lastY <= -50 && monster.y > -50) {
+			monster.destroy();
+			seaMonsters.splice(k, 1);
+			continue;
+		}
+		monster.lastY = monster.y;
+	}
+	// Win condition (optional high score target)
+	if (LK.getScore() >= 1000) {
+		LK.showYouWin();
+	}
+};
+// Start background music
+LK.playMusic('ocean');
+// Initialize displays
+updateScore();
+updateHealth();
\ No newline at end of file