===================================================================
--- original.js
+++ change.js
@@ -1,6 +1,484 @@
-/****
+/**** 
+* Plugins
+****/ 
+var tween = LK.import("@upit/tween.v1");
+
+/**** 
+* Classes
+****/ 
+var BossJet = Container.expand(function () {
+	var self = Container.call(this);
+	var jetGraphics = self.attachAsset('bossJet', {
+		anchorX: 0.5,
+		anchorY: 0.5
+	});
+	self.health = 200;
+	self.maxHealth = 200;
+	self.damage = 25;
+	self.speed = 2;
+	self.shootTimer = 0;
+	self.shootDelay = 30;
+	self.moveTimer = 0;
+	self.phase = 1;
+	self.update = function () {
+		self.moveTimer++;
+		if (self.y < 300) {
+			self.y += self.speed;
+		} else {
+			self.x += Math.sin(self.moveTimer * 0.05) * 3;
+			if (self.x < 200) self.x = 200;
+			if (self.x > 1848) self.x = 1848;
+		}
+		if (self.shootTimer > 0) {
+			self.shootTimer--;
+		} else {
+			self.shoot();
+		}
+		if (self.health < self.maxHealth * 0.5 && self.phase === 1) {
+			self.phase = 2;
+			self.shootDelay = 20;
+			jetGraphics.tint = 0xFF6B6B;
+		}
+	};
+	self.shoot = function () {
+		if (self.phase === 1) {
+			var bullet = new EnemyBullet();
+			bullet.x = self.x;
+			bullet.y = self.y + 60;
+			bullet.damage = self.damage;
+			enemyBullets.push(bullet);
+			game.addChild(bullet);
+		} else {
+			for (var i = -1; i <= 1; i++) {
+				var bullet = new EnemyBullet();
+				bullet.x = self.x + i * 40;
+				bullet.y = self.y + 60;
+				bullet.damage = self.damage;
+				enemyBullets.push(bullet);
+				game.addChild(bullet);
+			}
+		}
+		self.shootTimer = self.shootDelay;
+	};
+	self.takeDamage = function (damage) {
+		self.health -= damage;
+		LK.effects.flashObject(self, 0xFFFFFF, 200);
+		if (self.health <= 0) {
+			LK.getSound('enemyHit').play();
+			self.destroy();
+			bossDefeated = true;
+			LK.setScore(LK.getScore() + 1000);
+			scoreText.setText('Score: ' + LK.getScore());
+		}
+	};
+	return self;
+});
+var EnemyBullet = Container.expand(function () {
+	var self = Container.call(this);
+	var bulletGraphics = self.attachAsset('enemyBullet', {
+		anchorX: 0.5,
+		anchorY: 0.5
+	});
+	self.speed = 6;
+	self.damage = 15;
+	self.update = function () {
+		self.y += self.speed;
+	};
+	return self;
+});
+var EnemyJet = Container.expand(function () {
+	var self = Container.call(this);
+	var jetGraphics = self.attachAsset('enemyJet', {
+		anchorX: 0.5,
+		anchorY: 0.5
+	});
+	self.health = 40;
+	self.damage = 15;
+	self.speed = 3;
+	self.shootTimer = 0;
+	self.shootDelay = 60;
+	self.movePattern = 'straight';
+	self.moveTimer = 0;
+	self.update = function () {
+		self.moveTimer++;
+		if (self.movePattern === 'straight') {
+			self.y += self.speed;
+		} else if (self.movePattern === 'zigzag') {
+			self.y += self.speed;
+			self.x += Math.sin(self.moveTimer * 0.1) * 2;
+		}
+		if (self.shootTimer > 0) {
+			self.shootTimer--;
+		} else if (self.y > 200 && self.y < 2000) {
+			self.shoot();
+		}
+	};
+	self.shoot = function () {
+		var bullet = new EnemyBullet();
+		bullet.x = self.x;
+		bullet.y = self.y + 40;
+		bullet.damage = self.damage;
+		enemyBullets.push(bullet);
+		game.addChild(bullet);
+		self.shootTimer = self.shootDelay;
+	};
+	self.takeDamage = function (damage) {
+		self.health -= damage;
+		LK.effects.flashObject(self, 0xFFFFFF, 200);
+		if (self.health <= 0) {
+			LK.getSound('enemyHit').play();
+			self.destroy();
+			enemiesKilled++;
+			LK.setScore(LK.getScore() + 100);
+			scoreText.setText('Score: ' + LK.getScore());
+			if (Math.random() < 0.15) {
+				spawnPowerUp(self.x, self.y);
+			}
+		}
+	};
+	return self;
+});
+var PlayerBullet = Container.expand(function () {
+	var self = Container.call(this);
+	var bulletGraphics = self.attachAsset('playerBullet', {
+		anchorX: 0.5,
+		anchorY: 0.5
+	});
+	self.speed = -12;
+	self.damage = 20;
+	self.update = function () {
+		self.y += self.speed;
+	};
+	return self;
+});
+var PlayerJet = Container.expand(function () {
+	var self = Container.call(this);
+	var jetGraphics = self.attachAsset('playerJet', {
+		anchorX: 0.5,
+		anchorY: 0.5
+	});
+	self.health = 100;
+	self.maxHealth = 100;
+	self.damage = 20;
+	self.speed = 8;
+	self.shootTimer = 0;
+	self.shootDelay = 10;
+	self.shieldActive = false;
+	self.shieldTimer = 0;
+	self.damageBoostActive = false;
+	self.damageBoostTimer = 0;
+	self.specialWeaponActive = false;
+	self.specialWeaponTimer = 0;
+	self.update = function () {
+		if (self.shootTimer > 0) self.shootTimer--;
+		if (self.shieldActive) {
+			self.shieldTimer--;
+			if (self.shieldTimer <= 0) {
+				self.shieldActive = false;
+				jetGraphics.tint = 0xFFFFFF;
+			}
+		}
+		if (self.damageBoostActive) {
+			self.damageBoostTimer--;
+			if (self.damageBoostTimer <= 0) {
+				self.damageBoostActive = false;
+				jetGraphics.tint = self.shieldActive ? 0x3498DB : 0xFFFFFF;
+			}
+		}
+		if (self.specialWeaponActive) {
+			self.specialWeaponTimer--;
+			if (self.specialWeaponTimer <= 0) {
+				self.specialWeaponActive = false;
+			}
+		}
+	};
+	self.shoot = function () {
+		if (self.shootTimer > 0) return;
+		var bullet = new PlayerBullet();
+		bullet.x = self.x;
+		bullet.y = self.y - 50;
+		bullet.damage = self.damageBoostActive ? self.damage * 2 : self.damage;
+		playerBullets.push(bullet);
+		game.addChild(bullet);
+		if (self.specialWeaponActive) {
+			var leftBullet = new PlayerBullet();
+			leftBullet.x = self.x - 30;
+			leftBullet.y = self.y - 40;
+			leftBullet.damage = bullet.damage;
+			playerBullets.push(leftBullet);
+			game.addChild(leftBullet);
+			var rightBullet = new PlayerBullet();
+			rightBullet.x = self.x + 30;
+			rightBullet.y = self.y - 40;
+			rightBullet.damage = bullet.damage;
+			playerBullets.push(rightBullet);
+			game.addChild(rightBullet);
+		}
+		self.shootTimer = self.shootDelay;
+		LK.getSound('shoot').play();
+	};
+	self.takeDamage = function (damage) {
+		if (self.shieldActive) return;
+		self.health -= damage;
+		LK.effects.flashObject(self, 0xFF0000, 300);
+		LK.getSound('playerHit').play();
+		if (self.health <= 0) {
+			LK.showGameOver();
+		}
+	};
+	self.activateShield = function () {
+		self.shieldActive = true;
+		self.shieldTimer = 300;
+		jetGraphics.tint = 0x3498DB;
+	};
+	self.activateDamageBoost = function () {
+		self.damageBoostActive = true;
+		self.damageBoostTimer = 300;
+		jetGraphics.tint = self.shieldActive ? 0x9B59B6 : 0x27AE60;
+	};
+	self.activateSpecialWeapon = function () {
+		self.specialWeaponActive = true;
+		self.specialWeaponTimer = 300;
+	};
+	self.upgrade = function () {
+		self.maxHealth += 20;
+		self.health = self.maxHealth;
+		self.damage += 5;
+		self.speed += 0.5;
+		if (self.shootDelay > 5) self.shootDelay -= 1;
+	};
+	return self;
+});
+var PowerUp = Container.expand(function () {
+	var self = Container.call(this);
+	self.type = 'damage';
+	self.speed = 3;
+	self.bobTimer = 0;
+	self.setType = function (type) {
+		self.type = type;
+		var assetId = 'powerUpDamage';
+		if (type === 'shield') assetId = 'powerUpShield';else if (type === 'special') assetId = 'powerUpSpecial';
+		var graphics = self.attachAsset(assetId, {
+			anchorX: 0.5,
+			anchorY: 0.5
+		});
+	};
+	self.update = function () {
+		self.y += self.speed;
+		self.bobTimer++;
+		self.scaleX = 1 + Math.sin(self.bobTimer * 0.2) * 0.1;
+		self.scaleY = 1 + Math.sin(self.bobTimer * 0.2) * 0.1;
+	};
+	return self;
+});
+
+/**** 
 * Initialize Game
-****/
+****/ 
 var game = new LK.Game({
-	backgroundColor: 0x000000
-});
\ No newline at end of file
+	backgroundColor: 0x0A1929
+});
+
+/**** 
+* Game Code
+****/ 
+var player = game.addChild(new PlayerJet());
+player.x = 1024;
+player.y = 2400;
+var enemies = [];
+var playerBullets = [];
+var enemyBullets = [];
+var powerUps = [];
+var currentWave = 1;
+var maxWaves = 10;
+var waveInProgress = false;
+var enemiesInWave = 0;
+var enemiesKilled = 0;
+var bossWave = false;
+var bossDefeated = false;
+var waveStartTimer = 0;
+var gameWon = false;
+var dragActive = false;
+var scoreText = new Text2('Score: 0', {
+	size: 80,
+	fill: '#ffffff'
+});
+scoreText.anchor.set(0, 0);
+scoreText.x = 120;
+scoreText.y = 50;
+LK.gui.topLeft.addChild(scoreText);
+var waveText = new Text2('Wave 1', {
+	size: 100,
+	fill: '#FFD700'
+});
+waveText.anchor.set(0.5, 0);
+LK.gui.top.addChild(waveText);
+var healthText = new Text2('Health: 100', {
+	size: 80,
+	fill: '#E74C3C'
+});
+healthText.anchor.set(1, 0);
+healthText.x = -50;
+healthText.y = 50;
+LK.gui.topRight.addChild(healthText);
+function spawnWave() {
+	if (currentWave > maxWaves) {
+		if (!gameWon) {
+			gameWon = true;
+			LK.showYouWin();
+		}
+		return;
+	}
+	waveInProgress = true;
+	bossWave = currentWave % 2 === 0;
+	enemiesKilled = 0;
+	bossDefeated = false;
+	waveText.setText('Wave ' + currentWave);
+	if (bossWave) {
+		enemiesInWave = 1;
+		var boss = new BossJet();
+		boss.x = 1024;
+		boss.y = -100;
+		boss.health += (currentWave - 2) * 50;
+		boss.maxHealth = boss.health;
+		enemies.push(boss);
+		game.addChild(boss);
+	} else {
+		enemiesInWave = Math.min(3 + currentWave, 8);
+		for (var i = 0; i < enemiesInWave; i++) {
+			LK.setTimeout(function () {
+				var enemy = new EnemyJet();
+				enemy.x = 300 + Math.random() * 1448;
+				enemy.y = -100 - Math.random() * 300;
+				enemy.health += currentWave * 10;
+				enemy.speed += currentWave * 0.3;
+				enemy.shootDelay = Math.max(30, 60 - currentWave * 3);
+				if (currentWave >= 3 && Math.random() < 0.4) {
+					enemy.movePattern = 'zigzag';
+				}
+				enemies.push(enemy);
+				game.addChild(enemy);
+			}, i * 1000);
+		}
+	}
+}
+function spawnPowerUp(x, y) {
+	var powerUp = new PowerUp();
+	var types = ['damage', 'shield', 'special'];
+	var randomType = types[Math.floor(Math.random() * types.length)];
+	powerUp.setType(randomType);
+	powerUp.x = x;
+	powerUp.y = y;
+	powerUps.push(powerUp);
+	game.addChild(powerUp);
+}
+function checkWaveComplete() {
+	if (!waveInProgress) return;
+	var allEnemiesDefeated = false;
+	if (bossWave) {
+		allEnemiesDefeated = bossDefeated;
+	} else {
+		allEnemiesDefeated = enemiesKilled >= enemiesInWave;
+	}
+	if (allEnemiesDefeated) {
+		waveInProgress = false;
+		currentWave++;
+		if (currentWave <= maxWaves) {
+			player.upgrade();
+			LK.getSound('waveComplete').play();
+			LK.effects.flashScreen(0x27AE60, 1000);
+			waveStartTimer = 180;
+		}
+	}
+}
+game.down = function (x, y, obj) {
+	dragActive = true;
+	player.x = x;
+	player.y = y;
+};
+game.move = function (x, y, obj) {
+	if (dragActive) {
+		player.x = Math.max(60, Math.min(1988, x));
+		player.y = Math.max(200, Math.min(2600, y));
+	}
+};
+game.up = function (x, y, obj) {
+	dragActive = false;
+};
+game.update = function () {
+	if (waveStartTimer > 0) {
+		waveStartTimer--;
+		if (waveStartTimer === 0) {
+			spawnWave();
+		}
+	} else if (!waveInProgress && currentWave <= maxWaves) {
+		spawnWave();
+	}
+	player.shoot();
+	healthText.setText('Health: ' + Math.max(0, player.health));
+	for (var i = playerBullets.length - 1; i >= 0; i--) {
+		var bullet = playerBullets[i];
+		if (bullet.y < -50) {
+			bullet.destroy();
+			playerBullets.splice(i, 1);
+			continue;
+		}
+		for (var j = enemies.length - 1; j >= 0; j--) {
+			var enemy = enemies[j];
+			if (bullet.intersects(enemy)) {
+				enemy.takeDamage(bullet.damage);
+				bullet.destroy();
+				playerBullets.splice(i, 1);
+				if (enemy.health <= 0) {
+					enemies.splice(j, 1);
+				}
+				break;
+			}
+		}
+	}
+	for (var i = enemyBullets.length - 1; i >= 0; i--) {
+		var bullet = enemyBullets[i];
+		if (bullet.y > 2800) {
+			bullet.destroy();
+			enemyBullets.splice(i, 1);
+			continue;
+		}
+		if (bullet.intersects(player)) {
+			player.takeDamage(bullet.damage);
+			bullet.destroy();
+			enemyBullets.splice(i, 1);
+		}
+	}
+	for (var i = enemies.length - 1; i >= 0; i--) {
+		var enemy = enemies[i];
+		if (enemy.y > 2800) {
+			enemy.destroy();
+			enemies.splice(i, 1);
+			if (!bossWave) {
+				enemiesKilled++;
+			}
+		}
+	}
+	for (var i = powerUps.length - 1; i >= 0; i--) {
+		var powerUp = powerUps[i];
+		if (powerUp.y > 2800) {
+			powerUp.destroy();
+			powerUps.splice(i, 1);
+			continue;
+		}
+		if (powerUp.intersects(player)) {
+			LK.getSound('powerUp').play();
+			if (powerUp.type === 'damage') {
+				player.activateDamageBoost();
+			} else if (powerUp.type === 'shield') {
+				player.activateShield();
+			} else if (powerUp.type === 'special') {
+				player.activateSpecialWeapon();
+			}
+			powerUp.destroy();
+			powerUps.splice(i, 1);
+		}
+	}
+	checkWaveComplete();
+};
+LK.playMusic('combat');
\ No newline at end of file