diff --git a/files/doom.m5r b/files/doom.m5r
deleted file mode 100644
index 32eda88..0000000
--- a/files/doom.m5r
+++ /dev/null
@@ -1,504 +0,0 @@
-<?py
-# -*- coding: utf-8 -*-
-# M5RCode Python Block: OBFUSCATED - Full 2.5D DOOM Game
-
-import tkinter as _tk
-import math as _m
-import random as _r
-
-_MW,_MH=20,20
-_FOV=_m.pi/2.8
-_RAYS=400
-
-# Map: 1=wall, 0=empty, 2=door, 3=enemy, 4=pickup
-_MAP=[
-    [1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1],
-    [1,0,0,0,0,0,0,0,2,0,0,0,0,0,0,0,0,0,3,1],
-    [1,0,1,1,1,0,0,0,1,1,1,0,0,1,1,1,1,0,0,1],
-    [1,0,1,4,1,0,0,0,0,0,0,0,0,1,0,0,1,0,0,1],
-    [1,0,1,0,1,0,1,1,1,1,1,1,0,1,0,0,2,0,0,1],
-    [1,0,0,0,0,0,1,3,0,0,0,1,0,0,0,0,1,0,0,1],
-    [1,0,1,1,1,0,1,0,0,0,0,1,0,1,1,1,1,0,3,1],
-    [1,0,0,0,0,0,2,0,0,0,0,2,0,0,0,0,0,0,0,1],
-    [1,1,1,1,0,0,1,0,0,0,0,1,0,0,1,1,1,1,1,1],
-    [1,0,0,0,0,0,1,0,0,0,0,1,0,0,0,0,0,0,0,1],
-    [1,0,1,1,1,0,1,1,1,2,1,1,1,0,1,1,1,1,0,1],
-    [1,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1,0,1],
-    [1,0,1,0,1,1,1,0,0,3,0,0,1,1,1,0,0,1,0,1],
-    [1,0,0,0,1,4,1,0,0,0,0,0,1,4,1,0,0,0,0,1],
-    [1,0,1,0,1,1,1,0,1,1,1,0,1,1,1,0,1,0,3,1],
-    [1,0,1,0,0,0,0,0,1,0,1,0,0,0,0,0,1,0,0,1],
-    [1,0,1,1,1,1,1,0,1,0,1,0,1,1,1,1,1,1,0,1],
-    [1,0,0,0,0,0,0,0,2,0,2,0,0,0,0,0,0,0,0,1],
-    [1,3,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,3,1],
-    [1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1]
-]
-
-class _DOOM25D:
-    def __init__(self):
-        self._rt=_tk.Tk()
-        self._rt.title('DOOM 2.5D M5RCode')
-        self._cv=_tk.Canvas(self._rt,bg='#000',highlightthickness=0)
-        self._cv.pack(fill='both',expand=True)
-        self._rt.focus_set()
-        self._rt.update()
-        self._width=self._cv.winfo_width()
-        self._height=self._cv.winfo_height()
-        self._cv.bind('<Configure>',self._resize)
-        
-        self._mouse_locked=False
-        self._game_state="main"
-        self._rt.bind('<Button-1>',self._mousebtn)
-        self._rt.bind('<Escape>',self._esc)
-        self._rt.bind('<KeyPress>',self._kd)
-        self._rt.bind('<KeyRelease>',self._ku)
-        self._rt.bind('<Motion>',self._mouse_look)
-
-        self._px,self._py=1.5,1.5
-        self._pa=0.0
-        self._hp=100
-        self._ammo=60
-        self._armor=0
-        self._score=0
-        self._weapon_frame=0
-        self._muzzle_flash=0
-        self._pain_flash=0
-        
-        self._doors={}
-        self._enemies=[]
-        self._pickups=[]
-        self._init_world()
-
-        self._keys=set()
-        self._last_mouse_x=int(self._width//2)
-        self._run()
-        self._rt.mainloop()
-
-    def _init_world(self):
-        self._doors.clear()
-        self._enemies.clear()
-        self._pickups.clear()
-        for y in range(_MH):
-            for x in range(_MW):
-                if _MAP[y][x]==2:
-                    self._doors[(x,y)]={'open':0.0,'opening':False}
-                elif _MAP[y][x]==3:
-                    self._enemies.append({
-                        'x':x+0.5,'y':y+0.5,'hp':75,
-                        'ai_timer':0,'type':_r.randint(0,2),
-                        'moving':False,'target_x':x+0.5,'target_y':y+0.5
-                    })
-                elif _MAP[y][x]==4:
-                    ptype=_r.choice(['health','ammo','armor'])
-                    self._pickups.append({
-                        'x':x+0.5,'y':y+0.5,'type':ptype,
-                        'bob':0,'collected':False
-                    })
-
-    def _resize(self, e):
-        self._width=e.width
-        self._height=e.height
-
-    def _mousebtn(self, e):
-        if self._game_state=="main":
-            self._game_state="play"
-            self._lock_mouse(e)
-        elif self._game_state=="pause":
-            self._lock_mouse(e)
-            self._game_state="play"
-        elif self._game_state=="play" and self._mouse_locked:
-            self._shoot()
-
-    def _esc(self, e):
-        if self._game_state=="play" and self._mouse_locked:
-            self._unlock_mouse()
-            self._game_state="pause"
-        elif self._game_state=="pause":
-            self._game_state="main"
-        elif self._game_state=="main":
-            self._rt.destroy()
-
-    def _lock_mouse(self,e=None):
-        if not self._mouse_locked:
-            self._cv.grab_set()
-            self._rt.config(cursor="none")
-            self._mouse_locked=True
-            if e: self._last_mouse_x=e.x
-
-    def _unlock_mouse(self):
-        self._cv.grab_release()
-        self._rt.config(cursor="")
-        self._mouse_locked=False
-
-    def _kd(self,e): self._keys.add(e.keysym.lower())
-    def _ku(self,e): self._keys.discard(e.keysym.lower())
-
-    def _mouse_look(self,e):
-        if self._game_state=="play" and self._mouse_locked:
-            dx=e.x-self._last_mouse_x
-            self._pa+=dx*0.003
-            self._last_mouse_x=e.x
-
-    def _shoot(self):
-        if self._ammo<=0: return
-        self._ammo-=1
-        self._weapon_frame=8
-        self._muzzle_flash=6
-        
-        # Hitscan shooting
-        for enemy in self._enemies[:]:
-            dx,dy=enemy['x']-self._px,enemy['y']-self._py
-            dist=_m.sqrt(dx*dx+dy*dy)
-            if dist<10:
-                angle_to=_m.atan2(dy,dx)
-                angle_diff=abs(angle_to-self._pa)
-                if angle_diff>_m.pi: angle_diff=2*_m.pi-angle_diff
-                if angle_diff<0.3:  # In crosshair
-                    damage=_r.randint(25,45)
-                    enemy['hp']-=damage
-                    if enemy['hp']<=0:
-                        self._enemies.remove(enemy)
-                        self._score+=100
-
-    def _move(self):
-        s=0.05*max(1,self._width/800)
-        nx,ny=self._px,self._py
-        if 'w' in self._keys:
-            nx=self._px+_m.cos(self._pa)*s
-            ny=self._py+_m.sin(self._pa)*s
-        if 's' in self._keys:
-            nx=self._px-_m.cos(self._pa)*s
-            ny=self._py-_m.sin(self._pa)*s
-        if 'a' in self._keys:
-            nx=self._px+_m.cos(self._pa-_m.pi/2)*s
-            ny=self._py+_m.sin(self._pa-_m.pi/2)*s
-        if 'd' in self._keys:
-            nx=self._px+_m.cos(self._pa+_m.pi/2)*s
-            ny=self._py+_m.sin(self._pa+_m.pi/2)*s
-        
-        if self._can_walk(nx, ny):
-            self._px,self._py=nx,ny
-        if 'left' in self._keys: self._pa-=0.06
-        if 'right' in self._keys: self._pa+=0.06
-
-    def _can_walk(self,x,y):
-        mx,my=int(x),int(y)
-        if mx<0 or mx>=_MW or my<0 or my>=_MH: return False
-        cell=_MAP[my][mx]
-        if cell==0: return True
-        if cell==2 and self._doors.get((mx,my),{'open':0.0})['open']>0.7:
-            return True
-        return False
-
-    def _update_doors(self):
-        mx,my=int(self._px),int(self._py)
-        for dx in [-1,0,1]:
-            for dy in [-1,0,1]:
-                cx,cy=mx+dx,my+dy
-                if (cx,cy) in self._doors:
-                    dist=_m.sqrt((self._px-(cx+0.5))**2+(self._py-(cy+0.5))**2)
-                    if dist<2.0:
-                        self._doors[(cx,cy)]['opening']=True
-        for pos,door in self._doors.items():
-            if door['opening'] and door['open']<1.0: 
-                door['open']+=0.04
-            elif not door['opening'] and door['open']>0.0: 
-                door['open']-=0.01
-            door['open']=max(0,min(1,door['open']))
-
-    def _update_enemies(self):
-        for enemy in self._enemies:
-            enemy['ai_timer']+=1
-            if enemy['ai_timer']>80:
-                enemy['ai_timer']=0
-                dx,dy=self._px-enemy['x'],self._py-enemy['y']
-                dist=_m.sqrt(dx*dx+dy*dy)
-                if dist<8:
-                    enemy['target_x']=enemy['x']+dx*0.08
-                    enemy['target_y']=enemy['y']+dy*0.08
-                    enemy['moving']=True
-                    if dist<2 and _r.random()<0.15:
-                        damage=_r.randint(8,18)
-                        if self._armor>0:
-                            self._armor-=damage//2
-                            self._hp-=damage//2
-                        else:
-                            self._hp-=damage
-                        self._pain_flash=8
-            if enemy['moving']:
-                dx,dy=enemy['target_x']-enemy['x'],enemy['target_y']-enemy['y']
-                spd=0.015
-                enemy['x']+=dx*spd
-                enemy['y']+=dy*spd
-                if abs(dx)<0.1 and abs(dy)<0.1:
-                    enemy['moving']=False
-
-    def _update_pickups(self):
-        for pickup in self._pickups[:]:
-            if pickup['collected']: continue
-            pickup['bob']+=0.1
-            dx,dy=self._px-pickup['x'],self._py-pickup['y']
-            if _m.sqrt(dx*dx+dy*dy)<0.6:
-                pickup['collected']=True
-                if pickup['type']=='health':
-                    self._hp=min(100,self._hp+30)
-                elif pickup['type']=='ammo':
-                    self._ammo+=25
-                elif pickup['type']=='armor':
-                    self._armor=min(100,self._armor+30)
-                self._score+=50
-                self._pickups.remove(pickup)
-
-    def _raycast(self,angle):
-        x,y=self._px,self._py
-        dx,dy=_m.cos(angle),_m.sin(angle)
-        dist=0
-        while dist<25:
-            x+=dx*0.06;y+=dy*0.06;dist+=0.06
-            mx,my=int(x),int(y)
-            if mx<0 or mx>=_MW or my<0 or my>=_MH: return dist
-            cell=_MAP[my][mx]
-            if cell==1: return dist
-            if cell==2 and self._doors.get((mx,my),{'open':0.0})['open']<0.7:
-                return dist
-        return dist
-
-    def _draw_3d_box(self,x,y,w,h,d,color,outline='#000'):
-        # 2.5D isometric box
-        pts_front=[(x,y),(x+w,y),(x+w,y+h),(x,y+h)]
-        pts_top=[(x,y),(x+d,y-d),(x+w+d,y-d),(x+w,y)]
-        pts_right=[(x+w,y),(x+w+d,y-d),(x+w+d,y+h-d),(x+w,y+h)]
-        self._cv.create_polygon(pts_front,fill=color,outline=outline,width=2)
-        self._cv.create_polygon(pts_top,fill=self._brighten(color,1.3),outline=outline,width=1)
-        self._cv.create_polygon(pts_right,fill=self._darken(color,0.7),outline=outline,width=1)
-
-    def _brighten(self,color,factor):
-        if color.startswith('#'):
-            r,g,b=int(color[1:3],16),int(color[3:5],16),int(color[5:7],16)
-            r,g,b=min(255,int(r*factor)),min(255,int(g*factor)),min(255,int(b*factor))
-            return f'#{r:02x}{g:02x}{b:02x}'
-        return color
-
-    def _darken(self,color,factor):
-        if color.startswith('#'):
-            r,g,b=int(color[1:3],16),int(color[3:5],16),int(color[5:7],16)
-            r,g,b=int(r*factor),int(g*factor),int(b*factor)
-            return f'#{r:02x}{g:02x}{b:02x}'
-        return color
-
-    def _render_menu(self):
-        cv=self._cv
-        ww,wh=self._width,self._height
-        cv.delete('all')
-        # 2.5D background
-        cv.create_rectangle(0,0,ww,wh,fill="#0a0a15",outline="")
-        for i in range(0,ww,60):
-            for j in range(0,wh,60):
-                cv.create_rectangle(i,j,i+30,j+30,fill="#151525",outline="#333",width=1)
-        
-        # 2.5D title
-        self._draw_3d_box(ww//2-180,wh//2-100,360,80,20,"#cc2222","#881111")
-        cv.create_text(ww//2,wh//2-60,text="DOOM 2.5D",fill="#fff",font=("Consolas",32,"bold"))
-        
-        # 2.5D start button
-        self._draw_3d_box(ww//2-100,wh//2+20,200,60,15,"#224422","#112211")
-        cv.create_text(ww//2,wh//2+50,text="START GAME",fill="#fff",font=("Consolas",18,"bold"))
-        
-        cv.create_text(ww//2,wh-40,text="Click to Start | ESC to Quit",fill="#88f",font=("Consolas",14))
-
-    def _render_pause(self):
-        cv=self._cv
-        ww,wh=self._width,self._height
-        cv.create_rectangle(0,0,ww,wh,fill="#000",stipple="gray50")
-        
-        # 2.5D pause box
-        self._draw_3d_box(ww//2-150,wh//2-80,300,120,25,"#333366","#111133")
-        cv.create_text(ww//2,wh//2-40,text="PAUSED",fill="#ff4",font=("Consolas",28,"bold"))
-        cv.create_text(ww//2,wh//2+10,text="Click to Resume",fill="#fff",font=("Consolas",16))
-        cv.create_text(ww//2,wh//2+35,text="ESC for Main Menu",fill="#aaf",font=("Consolas",14))
-
-    def _render_game(self):
-        cv=self._cv
-        ww,wh=self._width,self._height
-        rays=int(_RAYS*ww/800)
-        cv.delete('all')
-        
-        # Sky/floor
-        for i in range(wh//2):
-            brightness=int(50+i*0.2)
-            color=f'#{brightness//4:02x}{brightness//3:02x}{brightness//2:02x}'
-            cv.create_line(0,i,ww,i,fill=color)
-        for i in range(wh//2,wh):
-            brightness=int(80-(i-wh//2)*0.15)
-            color=f'#{brightness//3:02x}{brightness//2:02x}{brightness//4:02x}'
-            cv.create_line(0,i,ww,i,fill=color)
-        
-        # Walls
-        for i in range(rays):
-            angle=self._pa-_FOV/2+(_FOV*i/rays)
-            dist=self._raycast(angle)
-            dist*=_m.cos(angle-self._pa)
-            h=int((wh*0.6)/max(0.2,dist))
-            top=wh//2-h//2
-            bright=max(20,min(255,int(255/max(1.2,dist))))
-            col=f'#{bright//3:02x}{bright//4:02x}{bright//5:02x}'
-            x=int(i*(ww/rays))
-            cv.create_rectangle(x,top,x+max(1,int(ww/rays)),top+h,fill=col,outline='')
-
-        # Render sprites
-        sprite_list=[]
-        for enemy in self._enemies:
-            dx,dy=enemy['x']-self._px,enemy['y']-self._py
-            dist=_m.sqrt(dx*dx+dy*dy)
-            angle=_m.atan2(dy,dx)-self._pa
-            while angle<-_m.pi: angle+=2*_m.pi
-            while angle>_m.pi: angle-=2*_m.pi
-            if abs(angle)<_FOV/2+0.5:
-                sprite_list.append((dist,'enemy',angle,enemy))
-        
-        for pickup in self._pickups:
-            if pickup['collected']: continue
-            dx,dy=pickup['x']-self._px,pickup['y']-self._py
-            dist=_m.sqrt(dx*dx+dy*dy)
-            angle=_m.atan2(dy,dx)-self._pa
-            while angle<-_m.pi: angle+=2*_m.pi
-            while angle>_m.pi: angle-=2*_m.pi
-            if abs(angle)<_FOV/2+0.5:
-                sprite_list.append((dist,'pickup',angle,pickup))
-        
-        sprite_list.sort(reverse=True)
-        for dist,stype,angle,obj in sprite_list:
-            screen_x=ww//2+int(angle*ww/_FOV)
-            size=max(15,min(180,int((wh*0.5)/max(0.3,dist))))
-            left=screen_x-size//2
-            top=wh//2-size//2
-            
-            if stype=='enemy':
-                if obj['hp']>50: ecolor='#ff3333'
-                elif obj['hp']>25: ecolor='#ff6666'
-                else: ecolor='#ff9999'
-                
-                # 2.5D enemy
-                d=size//8
-                self._draw_3d_box(left,top,size,size,d,ecolor,'#aa0000')
-                # Eyes
-                eye_size=max(3,size//12)
-                cv.create_rectangle(left+size//3,top+size//4,left+size//3+eye_size,top+size//4+eye_size,fill='#ff0',outline='#aa0')
-                cv.create_rectangle(left+2*size//3,top+size//4,left+2*size//3+eye_size,top+size//4+eye_size,fill='#ff0',outline='#aa0')
-                
-            elif stype=='pickup':
-                bob=_m.sin(obj['bob'])*size//8
-                if obj['type']=='health': pcolor,symbol='#ff4444','+'
-                elif obj['type']=='ammo': pcolor,symbol='#ffff44','A'
-                else: pcolor,symbol='#4444ff','S'
-                
-                # 2.5D pickup
-                d=size//6
-                self._draw_3d_box(left,top+bob,size//2,size//2,d,pcolor,'#666')
-                cv.create_text(screen_x,wh//2+bob,text=symbol,fill='#fff',font=('Courier',max(12,size//4),'bold'))
-
-        # 2.5D weapon
-        weapon_w,weapon_h=int(ww/6),int(wh/2.5)
-        weapon_x=ww-weapon_w-40
-        weapon_y=wh-weapon_h-40+self._weapon_frame*3
-        weapon_d=20
-        
-        self._draw_3d_box(weapon_x,weapon_y,weapon_w,weapon_h,weapon_d,'#666666','#333')
-        # Barrel
-        self._draw_3d_box(weapon_x+weapon_w//4,weapon_y+20,weapon_w//2,30,10,'#444444','#222')
-        
-        # Muzzle flash
-        if self._muzzle_flash>0:
-            flash_size=40+self._muzzle_flash*5
-            cv.create_oval(weapon_x+weapon_w//2-flash_size//2,weapon_y+10,
-                          weapon_x+weapon_w//2+flash_size//2,weapon_y+50,
-                          fill='#ffff00',outline='#ffaa00',width=3)
-            self._muzzle_flash-=1
-
-        # 2.5D HUD
-        hud_h=80
-        self._draw_3d_box(0,wh-hud_h,ww,hud_h,8,'#222244','#444')
-        
-        # Health bar (2.5D)
-        health_w=int(200*self._hp/100)
-        self._draw_3d_box(20,wh-60,200,30,6,'#330000','#660000')
-        if health_w>0:
-            self._draw_3d_box(20,wh-60,health_w,30,6,'#ff4444','#aa0000')
-        cv.create_text(120,wh-45,text=f'HP: {self._hp}',fill='#fff',font=('Courier',14,'bold'))
-        
-        # Armor bar
-        if self._armor>0:
-            armor_w=int(150*self._armor/100)
-            self._draw_3d_box(250,wh-60,150,30,6,'#000033','#000066')
-            self._draw_3d_box(250,wh-60,armor_w,30,6,'#4444ff','#0000aa')
-            cv.create_text(325,wh-45,text=f'ARM: {self._armor}',fill='#fff',font=('Courier',12,'bold'))
-        
-        # Ammo and score
-        cv.create_text(ww-200,wh-55,text=f'AMMO: {self._ammo}',fill='#ff4',font=('Courier',14,'bold'))
-        cv.create_text(ww-200,wh-35,text=f'SCORE: {self._score}',fill='#4f4',font=('Courier',14,'bold'))
-        cv.create_text(ww-200,wh-15,text=f'ENEMIES: {len(self._enemies)}',fill='#f84',font=('Courier',12,'bold'))
-        
-        # Crosshair
-        cx,cy=ww//2,wh//2
-        cv.create_line(cx-15,cy,cx+15,cy,fill='#fff',width=3)
-        cv.create_line(cx,cy-15,cx,cy+15,fill='#fff',width=3)
-        cv.create_oval(cx-5,cy-5,cx+5,cy+5,outline='#fff',width=2)
-        
-        # Pain flash
-        if self._pain_flash>0:
-            cv.create_rectangle(0,0,ww,wh,fill='#ff0000',stipple='gray25')
-            self._pain_flash-=1
-            
-        if self._weapon_frame>0: self._weapon_frame-=1
-
-    def _run(self):
-        if self._game_state=="main":
-            self._render_menu()
-        elif self._game_state=="pause":
-            self._render_game()
-            self._render_pause()
-        elif self._game_state=="play":
-            self._move()
-            self._update_doors()
-            self._update_enemies()
-            self._update_pickups()
-            self._render_game()
-        self._rt.after(28,self._run)
-
-_DOOM25D()
-?>
-<?js
-(function(){
-    var x=[68,79,79,77,32,50,46,53,68,32,70,117,108,108,32,71,97,109,101];
-    var s='';
-    for(var i of x){ s+=String.fromCharCode(i);}
-    console.log(s);
-})();
-?>
-<?php
-${a}=array(68,79,79,77,32,50,46,53,68,32,70,117,108,108,32,71,97,109,101);
-echo implode(array_map('chr',${a})) . "\n";
-?>
-<?cs
-using System;
-class _D{
- static void Main(){
-  var _a=new int[]{68,79,79,77,32,50,46,53,68,32,70,117,108,108,32,71,97,109,101};
-  Console.WriteLine(string.Join("",_a.Select(c=>(char)c)));
- }
-}
-?>
-<?cpp
-#include <iostream>
-int main() {
- int _a[]={68,79,79,77,32,50,46,53,68,32,70,117,108,108,32,71,97,109,101};
- for(int i=0;i<19;i++) std::cout<<(char)_a[i];
- std::cout<<std::endl;
- return 0;
-}
-?>
-<?css
-body{background:#0a0a15;color:#fff;font-family:'Courier New',monospace;overflow:hidden;}
-canvas{cursor:crosshair;image-rendering:pixelated;}
-.doom25d{filter:contrast(1.5) brightness(1.2) saturate(1.3);}
-?>
diff --git a/files/maze.m5r b/files/maze.m5r
new file mode 100644
index 0000000..2c2ef53
--- /dev/null
+++ b/files/maze.m5r
@@ -0,0 +1,327 @@
+<?py
+# -*- coding: utf-8 -*-
+import tkinter as _tk, math as _m, random as _r, time as _t
+
+def _gen_maze(_lv):
+    _sz = min(18 + _lv*4, 50)
+    _mp = [[1]*_sz for _ in range(_sz)]
+    # Create maze paths
+    def _carve(x, y):
+        _mp[y][x] = 0
+        dirs = [(0,2), (2,0), (0,-2), (-2,0)]
+        _r.shuffle(dirs)
+        for dx, dy in dirs:
+            nx, ny = x + dx, y + dy
+            if 2 <= nx < _sz-2 and 2 <= ny < _sz-2 and _mp[ny][nx] == 1:
+                _mp[y + dy//2][x + dx//2] = 0
+                _carve(nx, ny)
+    
+    # Start carving from (1,1)
+    _carve(1, 1)
+    
+    # Ensure start and exit are clear
+    _mp[1][1] = 0  # start
+    _mp[_sz-2][_sz-2] = 2  # exit (blue wall)
+    _mp[_sz-3][_sz-2] = 0  # space before exit
+    _mp[_sz-2][_sz-3] = 0  # space before exit
+    
+    return _mp
+
+class _MAZE25D:
+    def __init__(self):
+        self._rt=_tk.Tk()
+        self._rt.title("MAZE 2.5D M5RCode")
+        self._W,self._H=1200,820
+        self._cv=_tk.Canvas(self._rt,bg="#181319",width=self._W,height=self._H)
+        self._cv.pack(fill="both",expand=True)
+        self._game_state="main"
+        self._rt.bind("<Configure>",self._resize)
+        self._rt.bind("<KeyPress>",self._kd)
+        self._rt.bind("<KeyRelease>",self._ku)
+        self._rt.bind("<Button-1>", self._mouse_btn)
+        self._rt.bind("<Escape>",self._esc)
+        self._rt.bind("<Motion>", self._mouse_move)
+        self._mouse_locked = False
+        self._last_mouse_x = None
+        self._reset_game()
+        self._keys=set()
+        self._tick()
+        self._rt.mainloop()
+
+    def _reset_game(self,level=1):
+        self._level=level
+        self._map=_gen_maze(level)
+        self._sz=len(self._map)
+        self._px,self._py=1.5,1.5  # start position
+        self._pa=_m.pi/4
+        self._levelup_msg=0
+
+    def _resize(self,e):self._W,self._H=e.width,e.height
+
+    def _mouse_btn(self,e):
+        if self._game_state=="main":
+            self._game_state="play"
+            self._lock_mouse(e)
+        elif self._game_state=="pause":
+            self._lock_mouse(e)
+            self._game_state="play"
+            
+    def _lock_mouse(self,e=None):
+        self._mouse_locked=True
+        self._rt.config(cursor="none")
+        self._cv.grab_set()
+        if e:self._last_mouse_x=e.x
+        
+    def _unlock_mouse(self,e=None):
+        self._mouse_locked=False
+        self._rt.config(cursor="")
+        self._cv.grab_release()
+        self._last_mouse_x=None
+        
+    def _mouse_move(self,e):
+        if self._mouse_locked and self._game_state=="play":
+            if self._last_mouse_x:
+                self._pa+=(e.x-self._last_mouse_x)*0.005
+            self._last_mouse_x=e.x
+
+    def _esc(self,e):
+        if self._game_state=="play" and self._mouse_locked:
+            self._unlock_mouse()
+            self._game_state="pause"
+        elif self._game_state=="pause":
+            self._game_state="main"
+        elif self._game_state=="main":
+            self._rt.destroy()
+
+    def _brighten(self, col, factor):
+        if col.startswith('#') and len(col)==7:
+            r,g,b=int(col[1:3],16),int(col[3:5],16),int(col[5:7],16)
+            r,g,b=min(255,int(r*factor)),min(255,int(g*factor)),min(255,int(b*factor))
+            return f'#{r:02x}{g:02x}{b:02x}'
+        return col
+        
+    def _darken(self, col, factor):
+        if col.startswith('#') and len(col)==7:
+            r,g,b=int(col[1:3],16),int(col[3:5],16),int(col[5:7],16)
+            r,g,b=int(r*factor),int(g*factor),int(b*factor)
+            return f'#{r:02x}{g:02x}{b:02x}'
+        return col
+
+    def _draw_3d_box(self,x,y,w,h,d,col,ol='#000000'):
+        self._cv.create_rectangle(x,y,x+w,y+h,fill=col,outline=ol,width=2)
+        pts_top=[(x,y),(x+d,y-d),(x+w+d,y-d),(x+w,y)]
+        self._cv.create_polygon(pts_top,fill=self._brighten(col,1.22),outline=ol,width=1)
+        pts_r=[(x+w,y),(x+w+d,y-d),(x+w+d,y+h-d),(x+w,y+h)]
+        self._cv.create_polygon(pts_r,fill=self._darken(col,0.75),outline=ol,width=1)
+
+    def _draw_hud(self):
+        y = self._H-80
+        self._draw_3d_box(0,y,self._W,80,6,"#161b28","#313c32")
+        
+        # Level display
+        self._cv.create_text(120,y+25,text=f"LEVEL: {self._level}",font=("Consolas",24,"bold"),fill="#00ffcc")
+        
+        # Instructions
+        self._cv.create_text(self._W//2,y+25,text="FIND THE BLUE EXIT!",font=("Consolas",20,"bold"),fill="#ffff44")
+        
+        # Size info
+        self._cv.create_text(self._W-150,y+25,text=f"MAZE SIZE: {self._sz}x{self._sz}",font=("Consolas",16,"bold"),fill="#ff6644")
+
+    def _raycast(self,a):
+        x,y = self._px,self._py
+        dx,dy = _m.cos(a)*.05,_m.sin(a)*.05
+        for d in range(1,400):
+            x+=dx; y+=dy
+            mx,my=int(x),int(y)
+            if mx<0 or my<0 or mx>=self._sz or my>=self._sz: 
+                return d/20,1,'#666666'
+            cell = self._map[my][mx]
+            if cell==1: 
+                return d/20,1,'#888888'
+            elif cell==2:  # Blue exit wall
+                return d/20,1,'#0066ff'
+        return 18,0,'#000000'
+
+    def _render_game(self):
+        w,h = self._W,self._H
+        self._cv.delete('all')
+        
+        # Sky gradient
+        for i in range(h//2):
+            b=45+i//12
+            sh=f"#{b:02x}{b:02x}{b//2+20:02x}"
+            self._cv.create_line(0,i,w,i,fill=sh)
+            
+        # Floor gradient  
+        for i in range(h//2,h):
+            b=70-(i-h//2)//10
+            sh=f"#{b:02x}{b//3:02x}{b//4:02x}"
+            self._cv.create_line(0,i,w,i,fill=sh)
+        
+        # Render walls
+        rays=250
+        for i in range(rays):
+            a=self._pa-_m.pi/2.3 + (_m.pi/1.15*i)/(rays-1)
+            d,wall,wall_color=self._raycast(a)
+            d = max(.08, d*_m.cos(a-self._pa))
+            hwall=int(h*0.8/d)
+            
+            if wall:
+                # Apply distance shading to wall color
+                if wall_color == '#0066ff':  # Blue exit wall
+                    shade_factor = max(0.3, min(1.0, 1.0/d))
+                    r,g,b = 0, int(102*shade_factor), int(255*shade_factor)
+                    cc = f"#{r:02x}{g:02x}{b:02x}"
+                else:  # Regular walls
+                    shade=min(255,max(30,int(200/(d+0.8))))
+                    cc=f"#{shade:02x}{shade:02x}{shade:02x}"
+            else:
+                cc="#000000"
+                
+            x=int(i*w/rays)
+            self._cv.create_rectangle(x,h//2-hwall//2-10,x+int(w/rays+1),h//2+hwall//2,fill=cc,outline="")
+        
+        self._draw_hud()
+        
+        # Compass/minimap indicator
+        cx,cy=w-80,80
+        self._cv.create_oval(cx-30,cy-30,cx+30,cy+30,fill="#333333",outline="#ffffff",width=2)
+        # Direction arrow
+        arrow_x = cx + 20*_m.cos(self._pa)
+        arrow_y = cy + 20*_m.sin(self._pa)
+        self._cv.create_line(cx,cy,arrow_x,arrow_y,fill="#00ff00",width=3)
+        self._cv.create_text(cx,cy+45,text="N",font=("Consolas",12,"bold"),fill="#ffffff")
+        
+        if self._game_state=="pause":
+            self._draw_3d_box(w//2-150,h//2-70,300,69,10,"#333333","#242424")
+            self._cv.create_text(w//2,h//2-37,text="PAUSED",font=("Consolas",28,"bold"),fill="#ffff44")
+            self._cv.create_text(w//2,h//2+7,text="ESC to resume",font=("Consolas",13,"bold"),fill="#66ccdd")
+            
+        if self._levelup_msg>0:
+            self._draw_3d_box(w//2-180,h//2-60,360,50,12,"#0066ff","#ffffff")
+            self._cv.create_text(w//2,h//2-35,text=f"LEVEL {self._level-1} COMPLETE!",font=("Consolas",18,"bold"),fill="#ffffff")
+            self._levelup_msg-=1
+
+    def _tick(self):
+        if self._game_state=="play": 
+            self._step()
+            self._render_game()
+        elif self._game_state=="main": 
+            self._render_menu()
+        elif self._game_state=="pause": 
+            self._render_game()
+        self._rt.after(30,self._tick)
+        
+    def _render_menu(self):
+        w,h=self._W,self._H
+        self._cv.delete('all')
+        
+        # Checkered background
+        for y in range(0,h,80):
+            for x in range(0,w,80):
+                cc="#2a3344" if (x//80+y//80)%2==0 else "#1a2233"
+                self._cv.create_rectangle(x,y,x+80,y+80,fill=cc,width=0)
+        
+        # Title
+        self._draw_3d_box(w//2-200,h//3-100,400,80,25,"#0066ff","#003388")
+        self._cv.create_text(w//2,h//3-60,text="MAZE ESCAPE",fill="#ffffff",font=("Consolas",36,"bold"))
+        
+        # Subtitle
+        self._draw_3d_box(w//2-180,h//3,360,50,15,"#44aa44","#226622")
+        self._cv.create_text(w//2,h//3+25,text="2.5D ADVENTURE",fill="#ffffff",font=("Consolas",20,"bold"))
+        
+        # Start button
+        self._draw_3d_box(w//2-120,h//2+80,240,55,12,"#ff6644","#ffffff")
+        self._cv.create_text(w//2,h//2+107,text="START MAZE",fill="#ffffff",font=("Consolas",18,"bold"))
+        
+        # Instructions
+        self._cv.create_text(w//2,h-80,text="Find the BLUE WALL to escape each level!",font=("Consolas",16),fill="#aaccff")
+        self._cv.create_text(w//2,h-50,text="WASD: Move | Mouse: Look | Click: Lock Camera",font=("Consolas",14),fill="#88aacc")
+
+    def _move_smooth(self,dx,dy):
+        def is_blocked(x,y):
+            mx,my=int(x),int(y)
+            return mx<0 or my<0 or mx>=self._sz or my>=self._sz or self._map[my][mx]==1
+            
+        nx,ny = self._px+dx, self._py+dy
+        if not is_blocked(nx,ny):
+            self._px, self._py = nx,ny
+        else:
+            # Try sliding along walls
+            if not is_blocked(self._px,ny): 
+                self._py=ny
+            elif not is_blocked(nx,self._py): 
+                self._px=nx
+
+    def _step(self):
+        # Movement
+        spd,dx,dy=0.12,0,0
+        if 'w' in self._keys: 
+            dx+=_m.cos(self._pa)*spd
+            dy+=_m.sin(self._pa)*spd
+        if 's' in self._keys: 
+            dx-=_m.cos(self._pa)*spd*.8
+            dy-=_m.sin(self._pa)*spd*.8
+        if 'a' in self._keys: 
+            dx+=_m.cos(self._pa-_m.pi/2)*spd*.7
+            dy+=_m.sin(self._pa-_m.pi/2)*spd*.7
+        if 'd' in self._keys: 
+            dx+=_m.cos(self._pa+_m.pi/2)*spd*.7
+            dy+=_m.sin(self._pa+_m.pi/2)*spd*.7
+            
+        self._move_smooth(dx,dy)
+        
+        # Check if player reached the blue exit wall
+        mx, my = int(self._px), int(self._py)
+        
+        # Check surrounding cells for the exit (blue wall)
+        for check_x in range(max(0, mx-1), min(self._sz, mx+2)):
+            for check_y in range(max(0, my-1), min(self._sz, my+2)):
+                if self._map[check_y][check_x] == 2:
+                    # Close enough to exit
+                    distance = _m.sqrt((self._px - (check_x+0.5))**2 + (self._py - (check_y+0.5))**2)
+                    if distance < 1.2:
+                        self._reset_game(self._level + 1)
+                        self._levelup_msg = 60
+                        return
+
+    def _kd(self,e):
+        if self._game_state=="play" and self._mouse_locked: 
+            self._keys.add(e.keysym.lower())
+        if e.keysym.lower()=='left': 
+            self._pa-=_m.pi/20
+        if e.keysym.lower()=='right': 
+            self._pa+=_m.pi/20
+            
+    def _ku(self,e): 
+        self._keys.discard(e.keysym.lower())
+
+_MAZE25D()
+?>
+
+<?js
+console.log("MAZE ESCAPE 2.5D M5RCode");
+?>
+
+<?php
+echo "MAZE ESCAPE 2.5D M5RCode\n";
+?>
+
+<?cs
+using System;
+class _M{
+ static void Main(){ Console.WriteLine("MAZE ESCAPE 2.5D M5RCode"); }
+}
+?>
+
+<?cpp
+#include <iostream>
+int main(){ std::cout<<"MAZE ESCAPE 2.5D M5RCode"<<std::endl; return 0;}
+?>
+
+<?css
+body{background:#1a2233;color:#fff;font-family:'Courier New',monospace;overflow:hidden;}
+canvas{cursor:crosshair;image-rendering:pixelated;}
+.maze-wall{filter:contrast(1.1);}
+.maze-exit{filter:brightness(1.3) saturate(1.5);}
+?>