===================================================================
--- original.js
+++ change.js
@@ -688,9 +688,9 @@
 		anchorX: 0.1,
 		anchorY: 1.0,
 		y: 100
 	});
-	/*
+	/* 
 	self.flag = self.attachAsset('finishFlag', {
 		anchorX: 0.5,
 		anchorY: 0.0,
 		x: 580,
@@ -702,21 +702,19 @@
 		self.speedX = globalSpeedPerLine[0];
 		self.x += self.speedX;
 	};
 	self.cut = function () {
-		var cutHeight = 50; // Amount to reduce the height each frame
-		var cutDuration = 5000; // Duration of the cut in milliseconds
-		var cutRate = cutDuration / (60 * (self.centralRodRight.height / cutHeight)); // Calculate how often to cut based on 60 FPS and total height
-		var cutCounter = 0;
+		var cutHeight = 30;
 		var cutInterval = LK.setInterval(function () {
-			if (cutCounter < cutRate) {
-				self.centralRodRight.height -= cutHeight;
-				self.centralRodLeft.height -= cutHeight;
-				cutCounter++;
+			if (self.centralRodRight.height > 0) {
+				var newHeight = Math.max(0, self.centralRodRight.height - cutHeight);
+				self.centralRodRight.height = newHeight;
+				self.centralRodLeft.height = newHeight;
 			} else {
 				LK.clearInterval(cutInterval);
 			}
-		}, 1500 / 60); // Execute at roughly 60 FPS
+		}, 25);
+		finishLine.isCut = true;
 	};
 });
 /****************************************************************************************** */ 
 /************************************** OBSTACLE CLASS ************************************ */
@@ -850,15 +848,16 @@
 var scoreTxt;
 var drone;
 var bonusManager;
 var currentFinishPosition = 1;
-var difficultyLevel = 1;
-var droneEnrtyObstacleNumber = 5;
-var droneStaySeconds = 3;
-var globalBaseSpeed = -20 - 10 * difficultyLevel;
+var difficultyLevel = 2;
+var globalBaseSpeed = -20 - 5 * difficultyLevel;
 var globalSpeedPerLine = []; // Global speed for tracks and obstacles default -10 / min = -4
 var speedGauge = 0;
 var raceFinishTime = 0;
+var raceStartTime = 0;
+var droneEnrtyObstacleNumber = 5;
+var droneStaySeconds = 3;
 var colorsArray = [0x1188FF, 0xFF0000, 0x00FF00, 0xFFFF00, 0xFF00FF, 0x00FFFF, 0xFFFFFF, 0xFF8811];
 var isDebug = true;
 var debugMarker;
 // UI
@@ -971,9 +970,9 @@
 function gameMenuDown(x, y, obj) {
 	log("gameMenuDown...");
 	cleanMenuState();
 	initHurdlesStartingState();
-	finishLine.cut(); // TEMP DEBUG !!!
+	LK.gameover();
 }
 function hurdlesStartingPlayingDown(x, y, obj) {
 	cleanHurdlesStartingState();
 	initPlayingState();
@@ -999,8 +998,17 @@
 		}
 	} else {
 		log("gamePlayingDown : raceFinishTime : " + raceFinishTime + " => " + (Date.now() - raceFinishTime));
 		if (Date.now() - raceFinishTime > 1000) {
+			// Increase difficulty if the athlete has won the race
+			if (athlete.finishPosition == 1) {
+				difficultyLevel++;
+				globalBaseSpeed = -20 - 5 * difficultyLevel;
+				if (difficultyLevel > 3) {
+					// TODO SWITCH TO SCORE STATE
+					LK.gameover();
+				}
+			}
 			// Return to menu
 			cleanPlayingHurdlesState();
 			initMenuState();
 		}
@@ -1022,8 +1030,15 @@
 		y: -256,
 		visible: true
 	});
 	game.addChild(background);
+	var fieldBackground = LK.getAsset('fieldBackground', {
+		anchorX: 0.0,
+		anchorY: 0.0,
+		x: 0,
+		y: 898
+	});
+	game.addChild(fieldBackground);
 	field = LK.getAsset('field', {
 		anchorX: 0.0,
 		anchorY: 0.0,
 		x: -50,
@@ -1113,13 +1128,8 @@
 	startText.x = 2048 / 2; // Center horizontally
 	startText.y = 2732 / 2; // Center vertically
 	game.addChild(startText);
 	gameState = GAME_STATE.MENU;
-	// TEMP DEBUG
-	finishLine = new FinishLine();
-	finishLine.x = 2048 - 1024;
-	finishLine.y = groundLevel + 200;
-	game.addChild(finishLine);
 }
 function menuHandling() {
 	if (drone) {
 		drone._update_migrated();
@@ -1201,9 +1211,8 @@
 	}
 	if (drone) {
 		drone._update_migrated();
 	}
-	finishLine._update_migrated(); // TEMP DEBUG
 }
 // PLAYING HURDLES
 function initPlayingState() {
 	scoreTxt = new Text2("0/" + numberOfObstacles.toString(), {
@@ -1223,8 +1232,9 @@
 	drone = new DeliveryDrone(); // false for odd drone graphic
 	drone.prepare();
 	bonusManager.endBonus();
 	game.addChild(drone);
+	raceStartTime = Date.now();
 	gameState = GAME_STATE.PLAYING;
 }
 function cleanPlayingHurdlesState() {
 	// Remove Opponents & Athlete
@@ -1277,37 +1287,39 @@
 /****************************************************************************************** */ 
 function updateFields() {
 	if (!(athlete.isFalling && athlete.isOnGround)) {
 		field.x += globalSpeedPerLine[0];
+		var offset = 20;
+		//log("Field Decalage :" + globalSpeedPerLine[0]);
 		// Reset position to create a continuous effect
-		if (field.x <= -2048 - 50) {
-			field.x = 2048 + 50;
+		if (field.x <= -2048 - offset) {
+			field.x = 2048 + offset;
 		}
 		fieldOdd.x += globalSpeedPerLine[0];
 		// Reset position to create a continuous effect
-		if (fieldOdd.x <= -2048 - 50) {
-			fieldOdd.x = 2048 + 50;
+		if (fieldOdd.x <= -2048 - offset) {
+			fieldOdd.x = 2048 + offset;
 		}
 		// Far field
 		farField.x += globalSpeedPerLine[0] * 0.8;
 		// Reset position to create a continuous effect
-		if (farField.x <= -2048 - 50) {
-			farField.x = 2048 + 50;
+		if (farField.x <= -2048 - offset) {
+			farField.x = 2048 + offset;
 		}
 		farFieldOdd.x += globalSpeedPerLine[0] * 0.8;
 		// Reset position to create a continuous effect
-		if (farFieldOdd.x <= -2048 - 50) {
-			farFieldOdd.x = 2048 + 50;
+		if (farFieldOdd.x <= -2048 - offset) {
+			farFieldOdd.x = 2048 + offset;
 		}
 		stadium.x += globalSpeedPerLine[0] * 0.4;
 		// Reset position to create a continuous effect
-		if (stadium.x <= -2048 - 50) {
-			stadium.x = 2048 + 50;
+		if (stadium.x <= -2048 - offset) {
+			stadium.x = 2048 + offset;
 		}
 		stadiumOdd.x += globalSpeedPerLine[0] * 0.4;
 		// Reset position to create a continuous effect
-		if (stadiumOdd.x <= -2048 - 50) {
-			stadiumOdd.x = 2048 + 50;
+		if (stadiumOdd.x <= -2048 - offset) {
+			stadiumOdd.x = 2048 + offset;
 		}
 	}
 }
 function spawnObstacles() {