local Players = game:GetService("Players")
local RunService = game:GetService("RunService")
local UserInputService = game:GetService("UserInputService")
local StarterGui = game:GetService("StarterGui")

local lp = Players.LocalPlayer
local isMobile = UserInputService.TouchEnabled and not UserInputService.KeyboardEnabled

local speeds = 1
local flying = false
local goingUp = false
local goingDown = false
local spaceHeld = false
local ctrlHeld = false
local bv = nil
local gy = nil
local flyConn = nil

local parent = lp:WaitForChild("PlayerGui")
pcall(function()
	if gethui then
		parent = gethui()
	end
end)

if parent:FindFirstChild("FlyGuiV4") then
	parent.FlyGuiV4:Destroy()
end

local gui = Instance.new("ScreenGui")
gui.Name = "FlyGuiV4"
gui.ResetOnSpawn = false
gui.ZIndexBehavior = Enum.ZIndexBehavior.Sibling
gui.DisplayOrder = 50
gui.Parent = parent

local main = Instance.new("Frame")
main.Active = true
main.BackgroundColor3 = Color3.fromRGB(163, 255, 137)
main.BorderSizePixel = 0
main.Position = UDim2.new(0.5, -105, 0.3, 0)
main.Size = UDim2.new(0, 210, 0, 142)
main.Parent = gui

Instance.new("UICorner", main).CornerRadius = UDim.new(0, 8)

local stroke = Instance.new("UIStroke")
stroke.Color = Color3.fromRGB(103, 221, 213)
stroke.Thickness = 2
stroke.Parent = main

local titlebar = Instance.new("Frame")
titlebar.Active = true
titlebar.BackgroundColor3 = Color3.fromRGB(242, 60, 255)
titlebar.BorderSizePixel = 0
titlebar.Position = UDim2.new(0, 6, 0, 5)
titlebar.Size = UDim2.new(1, -12, 0, 22)
titlebar.Parent = main

Instance.new("UICorner", titlebar).CornerRadius = UDim.new(0, 6)

local title = Instance.new("TextLabel")
title.BackgroundTransparency = 1
title.Position = UDim2.new(0, 8, 0, 0)
title.Size = UDim2.new(0, 130, 1, 0)
title.Font = Enum.Font.SourceSansBold
title.Text = "FLY GUI V4"
title.TextColor3 = Color3.fromRGB(45, 45, 45)
title.TextSize = 16
title.TextXAlignment = Enum.TextXAlignment.Left
title.Parent = titlebar

local closebtn = Instance.new("TextButton")
closebtn.BackgroundColor3 = Color3.fromRGB(225, 25, 0)
closebtn.BorderSizePixel = 0
closebtn.Position = UDim2.new(1, -28, 0, 3)
closebtn.Size = UDim2.new(0, 22, 0, 16)
closebtn.Font = Enum.Font.SourceSansBold
closebtn.Text = "X"
closebtn.TextColor3 = Color3.new(1, 1, 1)
closebtn.TextSize = 14
closebtn.Parent = main

Instance.new("UICorner", closebtn).CornerRadius = UDim.new(0, 4)

local minbtn = Instance.new("TextButton")
minbtn.BackgroundColor3 = Color3.fromRGB(192, 150, 230)
minbtn.BorderSizePixel = 0
minbtn.Position = UDim2.new(1, -52, 0, 3)
minbtn.Size = UDim2.new(0, 22, 0, 16)
minbtn.Font = Enum.Font.SourceSansBold
minbtn.Text = "-"
minbtn.TextColor3 = Color3.new(0, 0, 0)
minbtn.TextSize = 16
minbtn.Parent = main

Instance.new("UICorner", minbtn).CornerRadius = UDim.new(0, 4)

local flybtn = Instance.new("TextButton")
flybtn.BackgroundColor3 = Color3.fromRGB(255, 249, 74)
flybtn.BorderSizePixel = 0
flybtn.Position = UDim2.new(0, 10, 0, 33)
flybtn.Size = UDim2.new(0, 190, 0, 32)
flybtn.Font = Enum.Font.SourceSansBold
flybtn.Text = isMobile and "FLY" or "FLY [F]"
flybtn.TextColor3 = Color3.new(0, 0, 0)
flybtn.TextSize = 18
flybtn.Parent = main

Instance.new("UICorner", flybtn).CornerRadius = UDim.new(0, 6)

local upbtn = Instance.new("TextButton")
upbtn.BackgroundColor3 = Color3.fromRGB(79, 255, 152)
upbtn.BorderSizePixel = 0
upbtn.Position = UDim2.new(0, 10, 0, 71)
upbtn.Size = UDim2.new(0, 92, 0, 30)
upbtn.Font = Enum.Font.SourceSansBold
upbtn.Text = "UP"
upbtn.TextColor3 = Color3.new(0, 0, 0)
upbtn.TextSize = 16
upbtn.Parent = main

Instance.new("UICorner", upbtn).CornerRadius = UDim.new(0, 6)

local downbtn = Instance.new("TextButton")
downbtn.BackgroundColor3 = Color3.fromRGB(215, 255, 121)
downbtn.BorderSizePixel = 0
downbtn.Position = UDim2.new(0, 108, 0, 71)
downbtn.Size = UDim2.new(0, 92, 0, 30)
downbtn.Font = Enum.Font.SourceSansBold
downbtn.Text = "DOWN"
downbtn.TextColor3 = Color3.new(0, 0, 0)
downbtn.TextSize = 16
downbtn.Parent = main

Instance.new("UICorner", downbtn).CornerRadius = UDim.new(0, 6)

local minusbtn = Instance.new("TextButton")
minusbtn.BackgroundColor3 = Color3.fromRGB(123, 255, 247)
minusbtn.BorderSizePixel = 0
minusbtn.Position = UDim2.new(0, 10, 0, 107)
minusbtn.Size = UDim2.new(0, 40, 0, 26)
minusbtn.Font = Enum.Font.SourceSansBold
minusbtn.Text = "-"
minusbtn.TextColor3 = Color3.new(0, 0, 0)
minusbtn.TextSize = 18
minusbtn.Parent = main

Instance.new("UICorner", minusbtn).CornerRadius = UDim.new(0, 6)

local speedlab = Instance.new("TextLabel")
speedlab.BackgroundColor3 = Color3.fromRGB(255, 85, 0)
speedlab.BorderSizePixel = 0
speedlab.Position = UDim2.new(0, 55, 0, 107)
speedlab.Size = UDim2.new(0, 100, 0, 26)
speedlab.Font = Enum.Font.SourceSansBold
speedlab.Text = "Speed: 1"
speedlab.TextColor3 = Color3.new(0, 0, 0)
speedlab.TextScaled = true
speedlab.Parent = main

Instance.new("UICorner", speedlab).CornerRadius = UDim.new(0, 6)

local plusbtn = Instance.new("TextButton")
plusbtn.BackgroundColor3 = Color3.fromRGB(133, 145, 255)
plusbtn.BorderSizePixel = 0
plusbtn.Position = UDim2.new(0, 160, 0, 107)
plusbtn.Size = UDim2.new(0, 40, 0, 26)
plusbtn.Font = Enum.Font.SourceSansBold
plusbtn.Text = "+"
plusbtn.TextColor3 = Color3.new(0, 0, 0)
plusbtn.TextSize = 18
plusbtn.Parent = main

Instance.new("UICorner", plusbtn).CornerRadius = UDim.new(0, 6)

local function setFlyText()
	if flying then
		flybtn.Text = "FLYING"
		flybtn.BackgroundColor3 = Color3.fromRGB(79, 255, 152)
	else
		flybtn.Text = isMobile and "FLY" or "FLY [F]"
		flybtn.BackgroundColor3 = Color3.fromRGB(255, 249, 74)
	end
end

local function stopFly()
	flying = false
	goingUp = false
	goingDown = false
	if flyConn then
		flyConn:Disconnect()
		flyConn = nil
	end
	if gy then gy:Destroy() gy = nil end
	if bv then bv:Destroy() bv = nil end
	local c = lp.Character
	local hum = c and c:FindFirstChildOfClass("Humanoid")
	if hum then
		hum.PlatformStand = false
		hum:SetStateEnabled(Enum.HumanoidStateType.Climbing, true)
		hum:SetStateEnabled(Enum.HumanoidStateType.FallingDown, true)
		hum:SetStateEnabled(Enum.HumanoidStateType.Ragdoll, true)
		hum:SetStateEnabled(Enum.HumanoidStateType.Swimming, true)
		pcall(function()
			hum:ChangeState(Enum.HumanoidStateType.GettingUp)
		end)
	end
	local anim = c and c:FindFirstChildOfClass("Animate")
	if anim then anim.Disabled = false end
	setFlyText()
end

local function startFly()
	local c = lp.Character
	local hum = c and c:FindFirstChildOfClass("Humanoid")
	local root = c and (c:FindFirstChild("HumanoidRootPart") or c:FindFirstChildWhichIsA("BasePart"))
	if flying or not c or not hum or not root or hum.Health <= 0 then return end
	flying = true

	gy = Instance.new("BodyGyro")
	gy.P = 9e4
	gy.MaxTorque = Vector3.new(9e9, 9e9, 9e9)
	gy.CFrame = root.CFrame
	gy.Parent = root

	bv = Instance.new("BodyVelocity")
	bv.MaxForce = Vector3.new(9e9, 9e9, 9e9)
	bv.Velocity = Vector3.new(0, 0.1, 0)
	bv.Parent = root

	hum.PlatformStand = true
	hum:SetStateEnabled(Enum.HumanoidStateType.Climbing, false)
	hum:SetStateEnabled(Enum.HumanoidStateType.FallingDown, false)
	hum:SetStateEnabled(Enum.HumanoidStateType.Ragdoll, false)
	hum:SetStateEnabled(Enum.HumanoidStateType.Swimming, false)

	local anim = c:FindFirstChildOfClass("Animate")
	if anim then anim.Disabled = true end
	for _, t in pairs(hum:GetPlayingAnimationTracks()) do
		t:AdjustSpeed(0)
	end

	setFlyText()

	flyConn = RunService.RenderStepped:Connect(function()
		local ch = lp.Character
		local h = ch and ch:FindFirstChildOfClass("Humanoid")
		local r = ch and (ch:FindFirstChild("HumanoidRootPart") or ch:FindFirstChildWhichIsA("BasePart"))
		if not h or not r or h.Health <= 0 then return end

		if not bv.Parent or bv.Parent ~= r then
			bv.Parent = r
		end
		if not gy.Parent or gy.Parent ~= r then
			gy.Parent = r
		end

		local vy = 0
		if goingUp or spaceHeld then vy = 50 * speeds end
		if goingDown or ctrlHeld then vy = -(50 * speeds) end

		bv.Velocity = h.MoveDirection * (50 * speeds) + Vector3.new(0, vy, 0)

		local cam = workspace.CurrentCamera
		if cam then
			local lv = cam.CFrame.LookVector
			local flat = Vector3.new(lv.X, 0, lv.Z)
			if flat.Magnitude > 0.001 then
				gy.CFrame = CFrame.lookAt(r.Position, r.Position + flat.Unit)
			end
		end
	end)
end

local function toggle()
	if flying then stopFly() else startFly() end
end

flybtn.Activated:Connect(toggle)

if not isMobile then
	UserInputService.InputBegan:Connect(function(input, gp)
		if gp then return end
		if input.KeyCode == Enum.KeyCode.F then
			toggle()
		elseif input.KeyCode == Enum.KeyCode.Space then
			spaceHeld = true
		elseif input.KeyCode == Enum.KeyCode.LeftControl then
			ctrlHeld = true
		end
	end)
	UserInputService.InputEnded:Connect(function(input)
		if input.KeyCode == Enum.KeyCode.Space then
			spaceHeld = false
		elseif input.KeyCode == Enum.KeyCode.LeftControl then
			ctrlHeld = false
		end
	end)
end

upbtn.InputBegan:Connect(function(input)
	if input.UserInputType == Enum.UserInputType.MouseButton1 or input.UserInputType == Enum.UserInputType.Touch then
		goingUp = true
	end
end)

downbtn.InputBegan:Connect(function(input)
	if input.UserInputType == Enum.UserInputType.MouseButton1 or input.UserInputType == Enum.UserInputType.Touch then
		goingDown = true
	end
end)

UserInputService.InputEnded:Connect(function(input)
	if input.UserInputType == Enum.UserInputType.MouseButton1 or input.UserInputType == Enum.UserInputType.Touch then
		goingUp = false
		goingDown = false
	end
end)

plusbtn.Activated:Connect(function()
	if speeds >= 10 then
		speedlab.Text = "Speed: MAX"
		task.delay(0.5, function()
			speedlab.Text = "Speed: " .. speeds
		end)
		return
	end
	speeds = speeds + 1
	speedlab.Text = "Speed: " .. speeds
end)

minusbtn.Activated:Connect(function()
	if speeds <= 1 then
		speedlab.Text = "Speed: MIN"
		task.delay(0.5, function()
			speedlab.Text = "Speed: " .. speeds
		end)
		return
	end
	speeds = speeds - 1
	speedlab.Text = "Speed: " .. speeds
end)

closebtn.Activated:Connect(function()
	stopFly()
	gui:Destroy()
end)

local minimized = false
minbtn.Activated:Connect(function()
	minimized = not minimized
	flybtn.Visible = not minimized
	upbtn.Visible = not minimized
	downbtn.Visible = not minimized
	minusbtn.Visible = not minimized
	speedlab.Visible = not minimized
	plusbtn.Visible = not minimized
	minbtn.Text = minimized and "+" or "-"
	if minimized then
		main.Size = UDim2.new(0, 210, 0, 32)
	else
		main.Size = UDim2.new(0, 210, 0, 142)
	end
end)

local dragging = false
local dragStart, startPos

titlebar.InputBegan:Connect(function(input)
	if input.UserInputType == Enum.UserInputType.MouseButton1 or input.UserInputType == Enum.UserInputType.Touch then
		dragging = true
		dragStart = input.Position
		startPos = main.Position
		input.Changed:Connect(function()
			if input.UserInputState == Enum.UserInputState.End then
				dragging = false
			end
		end)
	end
end)

UserInputService.InputChanged:Connect(function(input)
	if dragging and (input.UserInputType == Enum.UserInputType.MouseMovement or input.UserInputType == Enum.UserInputType.Touch) then
		local delta = input.Position - dragStart
		main.Position = UDim2.new(startPos.X.Scale, startPos.X.Offset + delta.X, startPos.Y.Scale, startPos.Y.Offset + delta.Y)
	end
end)

UserInputService.InputEnded:Connect(function(input)
	if input.UserInputType == Enum.UserInputType.MouseButton1 or input.UserInputType == Enum.UserInputType.Touch then
		dragging = false
	end
end)

local function bindHum(c)
	local hum = c:WaitForChild("Humanoid", 10)
	if hum then
		hum.Died:Connect(stopFly)
	end
end

if lp.Character then
	task.spawn(bindHum, lp.Character)
end
lp.CharacterAdded:Connect(bindHum)

pcall(function()
	StarterGui:SetCore("SendNotification", {
		Title = "FLY GUI V4",
		Text = isMobile and "Tap FLY to toggle" or "Press F to toggle",
		Duration = 4
	})
end)