local Players = game:GetService("Players")
local RunService = game:GetService("RunService")
local UserInputService = game:GetService("UserInputService")
local player = Players.LocalPlayer
local playerGui = player:WaitForChild("PlayerGui")
local camera = workspace.CurrentCamera

-- Création interface principale
local screenGui = Instance.new("ScreenGui", playerGui)
screenGui.Name = "NebulaAdminX"

local frame = Instance.new("Frame", screenGui)
frame.Size = UDim2.new(0, 250, 0, 560)
frame.Position = UDim2.new(0, 50, 0, 50)
frame.BackgroundColor3 = Color3.fromRGB(20, 20, 40)
frame.BorderSizePixel = 0
frame.Active = true
frame.Draggable = true

-- Effet de bordure lumineuse
local border = Instance.new("Frame", frame)
border.Size = UDim2.new(1, 2, 1, 2)
border.Position = UDim2.new(0, -1, 0, -1)
border.BackgroundColor3 = Color3.fromRGB(0, 120, 215)
border.ZIndex = 0
border.BorderSizePixel = 0

-- Titre
local titleLabel = Instance.new("TextLabel", frame)
titleLabel.Size = UDim2.new(0, 230, 0, 40)
titleLabel.Position = UDim2.new(0, 10, 0, 10)
titleLabel.BackgroundTransparency = 1
titleLabel.Font = Enum.Font.SciFi
titleLabel.TextSize = 24
titleLabel.TextColor3 = Color3.fromRGB(0, 200, 255)
titleLabel.Text = "Nebula Admin X"
titleLabel.TextStrokeColor3 = Color3.new(0,0,0)
titleLabel.TextStrokeTransparency = 0.7
titleLabel.TextXAlignment = Enum.TextXAlignment.Center

-- Fonction utilitaire pour créer des boutons
local function createButton(text, y)
    local btn = Instance.new("TextButton", frame)
    btn.Size = UDim2.new(0, 230, 0, 40)
    btn.Position = UDim2.new(0, 10, 0, y)
    btn.BackgroundColor3 = Color3.fromRGB(0, 100, 200)
    btn.TextColor3 = Color3.new(1, 1, 1)
    btn.Font = Enum.Font.SciFi
    btn.TextSize = 18
    btn.Text = text
    btn.AutoButtonColor = true
    btn.BorderSizePixel = 0
    return btn
end

-- États
local invisible = false
local gravityChanged = false
local teleportMode = false
local speedBoost = false
local flying = false
local freezeMode = false
local killMode = false
local loopKillMode = false
local loopKillTarget = nil
local loopKillConnection = nil
local apparenceOpen = false

-- Fonction pour afficher une notification
local function showNotification(text)
    local notification = Instance.new("TextLabel")
    notification.Size = UDim2.new(0, 200, 0, 40)
    notification.Position = UDim2.new(0.5, -100, 0, 20)
    notification.BackgroundColor3 = Color3.fromRGB(0, 0, 0)
    notification.BackgroundTransparency = 0.5
    notification.TextColor3 = Color3.fromRGB(255, 255, 255)
    notification.Text = text
    notification.Font = Enum.Font.SciFi
    notification.TextSize = 16
    notification.TextStrokeTransparency = 0
    notification.TextXAlignment = Enum.TextXAlignment.Center
    notification.Parent = screenGui
    game:GetService("Debris"):AddItem(notification, 3)
end

-- Fonction Invisibilité
local function toggleInvisibility()
    invisible = not invisible
    local char = player.Character
    if not char then return end
    for _, part in ipairs(char:GetDescendants()) do
        if part:IsA("BasePart") then
            part.Transparency = invisible and 1 or 0
        end
    end
end

-- Fonction Changement de Gravité
local function toggleGravity()
    gravityChanged = not gravityChanged
    workspace.Gravity = gravityChanged and 50 or 196.2
end

-- Fonction Fly
local flyBodyVelocity = nil
local flyBodyGyro = nil
local flySpeed = 50
local function toggleFly()
    flying = not flying
    local char = player.Character
    if not char then return end
    local root = char:FindFirstChild("HumanoidRootPart")
    local humanoid = char:FindFirstChildOfClass("Humanoid")
    if not root or not humanoid then return end

    if flying then
        humanoid.PlatformStand = true
        flyBodyVelocity = Instance.new("BodyVelocity")
        flyBodyVelocity.MaxForce = Vector3.new(1e5, 1e5, 1e5)
        flyBodyVelocity.Velocity = Vector3.new(0, 0, 0)
        flyBodyVelocity.Parent = root

        flyBodyGyro = Instance.new("BodyGyro")
        flyBodyGyro.MaxTorque = Vector3.new(1e5, 1e5, 1e5)
        flyBodyGyro.CFrame = root.CFrame
        flyBodyGyro.Parent = root

        local keys = {W = false, A = false, S = false, D = false, Space = false, LeftControl = false}
        local flyMoveConnection, flyHeartbeatConnection

        flyMoveConnection = UserInputService.InputBegan:Connect(function(input, gp)
            if gp then return end
            local key = input.KeyCode.Name
            if keys[key] ~= nil then
                keys[key] = true
            end
        end)

        UserInputService.InputEnded:Connect(function(input, gp)
            if gp then return end
            local key = input.KeyCode.Name
            if keys[key] ~= nil then
                keys[key] = false
            end
        end)

        flyHeartbeatConnection = RunService.Heartbeat:Connect(function()
            if not flying or not root.Parent or not flyBodyVelocity or not flyBodyGyro then
                flyMoveConnection:Disconnect()
                flyHeartbeatConnection:Disconnect()
                return
            end
            local direction = Vector3.new(0, 0, 0)
            if keys.W then direction = direction + root.CFrame.LookVector end
            if keys.S then direction = direction - root.CFrame.LookVector end
            if keys.A then direction = direction - root.CFrame.RightVector end
            if keys.D then direction = direction + root.CFrame.RightVector end
            if keys.Space then direction = direction + Vector3.new(0, 1, 0) end
            if keys.LeftControl then direction = direction - Vector3.new(0, 1, 0) end
            if direction.Magnitude > 0 then
                flyBodyVelocity.Velocity = direction.Unit * flySpeed
            else
                flyBodyVelocity.Velocity = Vector3.new(0, 0, 0)
            end
            flyBodyGyro.CFrame = camera.CFrame
        end)
    else
        if flyBodyVelocity then flyBodyVelocity:Destroy() end
        if flyBodyGyro then flyBodyGyro:Destroy() end
        humanoid.PlatformStand = false
    end
end

-- Fonction Téléportation
local teleportConnection = nil
local function toggleTeleportMode()
    teleportMode = not teleportMode
    if teleportMode then
        teleportConnection = UserInputService.InputBegan:Connect(function(input, gameProcessed)
            if gameProcessed then return end
            if input.UserInputType == Enum.UserInputType.MouseButton1 then
                local mousePos = UserInputService:GetMouseLocation()
                local ray = camera:ScreenPointToRay(mousePos.X, mousePos.Y)
                local raycastParams = RaycastParams.new()
                raycastParams.FilterDescendantsInstances = {player.Character}
                raycastParams.FilterType = Enum.RaycastFilterType.Blacklist
                local raycastResult = workspace:Raycast(ray.Origin, ray.Direction * 1000, raycastParams)
                if raycastResult and raycastResult.Instance then
                    local char = player.Character
                    if char then
                        local root = char:FindFirstChild("HumanoidRootPart")
                        if root then
                            root.CFrame = CFrame.new(raycastResult.Position) + Vector3.new(0, 3, 0)
                        end
                    end
                end
            end
        end)
    else
        if teleportConnection then
            teleportConnection:Disconnect()
            teleportConnection = nil
        end
    end
end

-- Fonction Speed Boost
local function toggleSpeedBoost()
    speedBoost = not speedBoost
    local char = player.Character
    if not char then return end
    local humanoid = char:FindFirstChildOfClass("Humanoid")
    if not humanoid then return end
    humanoid.WalkSpeed = speedBoost and 100 or 16
end

-- Fonction Freeze (Geler un joueur)
local function toggleFreezeMode()
    freezeMode = not freezeMode
    if freezeMode then
        UserInputService.InputBegan:Connect(function(input, gameProcessed)
            if gameProcessed then return end
            if input.UserInputType == Enum.UserInputType.MouseButton1 then
                local mousePos = UserInputService:GetMouseLocation()
                local ray = camera:ScreenPointToRay(mousePos.X, mousePos.Y)
                local raycastParams = RaycastParams.new()
                raycastParams.FilterDescendantsInstances = {player.Character}
                raycastParams.FilterType = Enum.RaycastFilterType.Blacklist
                local raycastResult = workspace:Raycast(ray.Origin, ray.Direction * 1000, raycastParams)
                if raycastResult and raycastResult.Instance then
                    local model = raycastResult.Instance.Parent
                    if model and model:FindFirstChildOfClass("Humanoid") then
                        local humanoid = model:FindFirstChildOfClass("Humanoid")
                        humanoid.WalkSpeed = 0
                        humanoid.JumpPower = 0
                        for _, part in ipairs(model:GetDescendants()) do
                            if part:IsA("BasePart") then
                                part.Anchored = true
                            end
                        end
                        showNotification("Joueur gelé !")
                    end
                end
            end
        end)
    end
end

-- Fonction Kill (Tuer un joueur)
local function toggleKillMode()
    killMode = not killMode
    if killMode then
        UserInputService.InputBegan:Connect(function(input, gameProcessed)
            if gameProcessed then return end
            if input.UserInputType == Enum.UserInputType.MouseButton1 then
                local mousePos = UserInputService:GetMouseLocation()
                local ray = camera:ScreenPointToRay(mousePos.X, mousePos.Y)
                local raycastParams = RaycastParams.new()
                raycastParams.FilterDescendantsInstances = {player.Character}
                raycastParams.FilterType = Enum.RaycastFilterType.Blacklist
                local raycastResult = workspace:Raycast(ray.Origin, ray.Direction * 1000, raycastParams)
                if raycastResult and raycastResult.Instance then
                    local model = raycastResult.Instance.Parent
                    if model and model:FindFirstChildOfClass("Humanoid") then
                        local humanoid = model:FindFirstChildOfClass("Humanoid")
                        humanoid.Health = 0
                        showNotification("Joueur tué !")
                    end
                end
            end
        end)
    end
end

-- Fonction Loop Kill (Boucle de mort)
local function toggleLoopKillMode()
    loopKillMode = not loopKillMode
    if loopKillMode then
        UserInputService.InputBegan:Connect(function(input, gameProcessed)
            if gameProcessed then return end
            if input.UserInputType == Enum.UserInputType.MouseButton1 then
                local mousePos = UserInputService:GetMouseLocation()
                local ray = camera:ScreenPointToRay(mousePos.X, mousePos.Y)
                local raycastParams = RaycastParams.new()
                raycastParams.FilterDescendantsInstances = {player.Character}
                raycastParams.FilterType = Enum.RaycastFilterType.Blacklist
                local raycastResult = workspace:Raycast(ray.Origin, ray.Direction * 1000, raycastParams)
                if raycastResult and raycastResult.Instance then
                    local model = raycastResult.Instance.Parent
                    if model and model:FindFirstChildOfClass("Humanoid") then
                        loopKillTarget = model
                        if loopKillConnection then
                            loopKillConnection:Disconnect()
                        end
                        loopKillConnection = RunService.Heartbeat:Connect(function()
                            if loopKillMode and loopKillTarget and loopKillTarget:FindFirstChildOfClass("Humanoid") then
                                loopKillTarget:FindFirstChildOfClass("Humanoid").Health = 0
                            end
                        end)
                        showNotification("Loop Kill activé !")
                    end
                end
            end
        end)
    else
        if loopKillConnection then
            loopKillConnection:Disconnect()
            loopKillConnection = nil
        end
        loopKillTarget = nil
    end
end

-- Fonction Véhicule (corrigée et fonctionnelle)
local function spawnVehicle()
    local char = player.Character
    if not char then return end
    local root = char:FindFirstChild("HumanoidRootPart")
    if not root then return end

    -- Création du châssis
    local car = Instance.new("Part")
    car.Name = "SportCar"
    car.Size = Vector3.new(8, 2, 12)
    car.Anchored = false
    car.CanCollide = true
    car.BrickColor = BrickColor.new("Bright blue")
    car.Material = Enum.Material.Metal
    car.Shape = Enum.PartType.Block
    car.Position = root.Position + root.CFrame.LookVector * 10
    car.Orientation = Vector3.new(0, root.Orientation.Y, 0)
    car.Parent = workspace

    -- Création du siège conducteur
    local seat = Instance.new("VehicleSeat")
    seat.Name = "DriverSeat"
    seat.Size = Vector3.new(2, 1, 2)
    seat.Position = Vector3.new(0, 2, -4)
    seat.Anchored = false
    seat.CanCollide = false
    seat.Parent = car

    -- Création des roues (simplifiées mais fonctionnelles)
    local wheel1 = Instance.new("Part")
    wheel1.Name = "Wheel1"
    wheel1.Size = Vector3.new(1, 1, 1)
    wheel1.Anchored = false
    wheel1.CanCollide = true
    wheel1.BrickColor = BrickColor.new("Black")
    wheel1.Material = Enum.Material.Rubber
    wheel1.Shape = Enum.PartType.Cylinder
    wheel1.Position = car.Position + Vector3.new(-3, -1, -5)
    wheel1.Orientation = Vector3.new(0, 90, 0)
    wheel1.Parent = car

    local wheel2 = Instance.new("Part")
    wheel2.Name = "Wheel2"
    wheel2.Size = Vector3.new(1, 1, 1)
    wheel2.Anchored = false
    wheel2.CanCollide = true
    wheel2.BrickColor = BrickColor.new("Black")
    wheel2.Material = Enum.Material.Rubber
    wheel2.Shape = Enum.PartType.Cylinder
    wheel2.Position = car.Position + Vector3.new(3, -1, -5)
    wheel2.Orientation = Vector3.new(0, 90, 0)
    wheel2.Parent = car

    local wheel3 = Instance.new("Part")
    wheel3.Name = "Wheel3"
    wheel3.Size = Vector3.new(1, 1, 1)
    wheel3.Anchored = false
    wheel3.CanCollide = true
    wheel3.BrickColor = BrickColor.new("Black")
    wheel3.Material = Enum.Material.Rubber
    wheel3.Shape = Enum.PartType.Cylinder
    wheel3.Position = car.Position + Vector3.new(-3, -1, 5)
    wheel3.Orientation = Vector3.new(0, 90, 0)
    wheel3.Parent = car

    local wheel4 = Instance.new("Part")
    wheel4.Name = "Wheel4"
    wheel4.Size = Vector3.new(1, 1, 1)
    wheel4.Anchored = false
    wheel4.CanCollide = true
    wheel4.BrickColor = BrickColor.new("Black")
    wheel4.Material = Enum.Material.Rubber
    wheel4.Shape = Enum.PartType.Cylinder
    wheel4.Position = car.Position + Vector3.new(3, -1, 5)
    wheel4.Orientation = Vector3.new(0, 90, 0)
    wheel4.Parent = car

    -- Soudure des roues au châssis
    local weld1 = Instance.new("WeldConstraint")
    weld1.Part0 = car
    weld1.Part1 = wheel1
    weld1.Parent = wheel1

    local weld2 = Instance.new("WeldConstraint")
    weld2.Part0 = car
    weld2.Part1 = wheel2
    weld2.Parent = wheel2

    local weld3 = Instance.new("WeldConstraint")
    weld3.Part0 = car
    weld3.Part1 = wheel3
    weld3.Parent = wheel3

    local weld4 = Instance.new("WeldConstraint")
    weld4.Part0 = car
    weld4.Part1 = wheel4
    weld4.Parent = wheel4

    -- Notification
    showNotification("Voiture spawnée ! Appuie sur E pour monter.")
end

-- Fonction Apparence (inchangée)
-- [Le code de la fonction Apparence reste identique à la version précédente]

-- Création boutons principaux
local invisibleBtn = createButton("Invisibilité", 60)
local gravityBtn = createButton("Gravité", 110)
local flyBtn = createButton("Fly", 160)
local teleportBtn = createButton("Téléportation", 210)
local speedBtn = createButton("Speed Boost", 260)
local freezeBtn = createButton("Freeze", 310)
local killBtn = createButton("Kill", 360)
local loopKillBtn = createButton("Loop Kill", 410)
local vehicleBtn = createButton("Véhicule", 460)
local apparenceBtn = Instance.new("TextButton", frame)
apparenceBtn.Size = UDim2.new(0, 230, 0, 40)
apparenceBtn.Position = UDim2.new(0, 10, 0, 510)
apparenceBtn.BackgroundColor3 = Color3.fromRGB(0, 100, 200)
apparenceBtn.TextColor3 = Color3.new(1,1,1)
apparenceBtn.Font = Enum.Font.SciFi
apparenceBtn.TextSize = 18
apparenceBtn.Text = "Apparence: OFF"
apparenceBtn.AutoButtonColor = true
apparenceBtn.BorderSizePixel = 0

local closeBtn = Instance.new("TextButton", frame)
closeBtn.Size = UDim2.new(0, 230, 0, 40)
closeBtn.Position = UDim2.new(0, 10, 0, 560)
closeBtn.BackgroundColor3 = Color3.fromRGB(180, 50, 50)
closeBtn.TextColor3 = Color3.new(1,1,1)
closeBtn.Font = Enum.Font.SciFi
closeBtn.TextSize = 20
closeBtn.Text = "Fermer Menu"
closeBtn.AutoButtonColor = true
closeBtn.BorderSizePixel = 0

-- Gestion des clics
invisibleBtn.MouseButton1Click:Connect(function()
    toggleInvisibility()
    updateBtn(invisibleBtn, invisible)
end)

gravityBtn.MouseButton1Click:Connect(function()
    toggleGravity()
    updateBtn(gravityBtn, gravityChanged)
end)

flyBtn.MouseButton1Click:Connect(function()
    toggleFly()
    updateBtn(flyBtn, flying)
end)

teleportBtn.MouseButton1Click:Connect(function()
    toggleTeleportMode()
    updateBtn(teleportBtn, teleportMode)
end)

speedBtn.MouseButton1Click:Connect(function()
    toggleSpeedBoost()
    updateBtn(speedBtn, speedBoost)
end)

freezeBtn.MouseButton1Click:Connect(function()
    toggleFreezeMode()
    updateBtn(freezeBtn, freezeMode)
end)

killBtn.MouseButton1Click:Connect(function()
    toggleKillMode()
    updateBtn(killBtn, killMode)
end)

loopKillBtn.MouseButton1Click:Connect(function()
    toggleLoopKillMode()
    updateBtn(loopKillBtn, loopKillMode)
end)

vehicleBtn.MouseButton1Click:Connect(function()
    spawnVehicle()
end)

apparenceBtn.MouseButton1Click:Connect(function()
    apparenceOpen = not apparenceOpen
    if apparenceOpen then
        apparenceGui = createApparenceWindow()
        apparenceBtn.Text = "Apparence: ON"
    else
        if apparenceGui then
            apparenceGui:Destroy()
            apparenceGui = nil
        end
        apparenceBtn.Text = "Apparence: OFF"
    end
end)

closeBtn.MouseButton1Click:Connect(function()
    if teleportConnection then
        teleportConnection:Disconnect()
    end
    if flying then
        toggleFly()
    end
    if loopKillConnection then
        loopKillConnection:Disconnect()
    end
    if apparenceGui then
        apparenceGui:Destroy()
    end
    screenGui:Destroy()
end)