--// Services
local Players = game:GetService("Players")
local ReplicatedStorage = game:GetService("ReplicatedStorage")
local RunService = game:GetService("RunService")

local player = Players.LocalPlayer
local character = player.Character or player.CharacterAdded:Wait()
local rootPart = character:WaitForChild("HumanoidRootPart")

--// 1. Create the Physical 3D Object
local Tablet = Instance.new("Part")
Tablet.Name = "OpenSource_3DHUD"
Tablet.Size = Vector3.new(4, 4, 0.1)
Tablet.Transparency = 0.4
Tablet.Color = Color3.fromRGB(30, 30, 30)
Tablet.Material = Enum.Material.Glass
Tablet.CanCollide = false
Tablet.Anchored = true 
Tablet.Parent = workspace

local box = Instance.new("SelectionBox", Tablet)
box.Adornee = Tablet
box.Color3 = Color3.fromRGB(100, 100, 255)
box.LineThickness = 0.04

--// 2. Setup the SurfaceGui
local SGui = Instance.new("SurfaceGui")
SGui.Parent = Tablet
SGui.Adornee = Tablet
SGui.Face = Enum.NormalId.Front
SGui.CanvasSize = Vector2.new(450, 450)
SGui.AlwaysOnTop = true

local MainFrame = Instance.new("Frame")
MainFrame.Size = UDim2.new(1, 0, 1, 0)
MainFrame.BackgroundColor3 = Color3.fromRGB(20, 20, 20)
MainFrame.BackgroundTransparency = 0.1
MainFrame.Parent = SGui

local Title = Instance.new("TextLabel")
Title.Size = UDim2.new(1, 0, 0, 50)
Title.BackgroundColor3 = Color3.fromRGB(40, 40, 40)
Title.Text = "SYSTEM HUD V2.1 [FAST]"
Title.TextColor3 = Color3.new(1, 1, 1)
Title.Font = Enum.Font.GothamBold
Title.TextSize = 22
Title.Parent = MainFrame

--// Close Button (X)
local CloseBtn = Instance.new("TextButton")
CloseBtn.Size = UDim2.new(0, 40, 0, 40)
CloseBtn.Position = UDim2.new(1, -45, 0, 5)
CloseBtn.BackgroundColor3 = Color3.fromRGB(150, 0, 0)
CloseBtn.Text = "X"
CloseBtn.TextColor3 = Color3.new(1, 1, 1)
CloseBtn.Font = Enum.Font.GothamBold
CloseBtn.TextSize = 20
CloseBtn.Parent = MainFrame
Instance.new("UICorner", CloseBtn).CornerRadius = UDim.new(0, 8)

--// 3. Variables & Functions
local loops = { infHealth = false, autoClick = false, reb = false }
local running = true
local wsValue = 16
local jpValue = 50
local tpCoords = Vector3.new(3477.501, 0.434, 24.204)

CloseBtn.MouseButton1Click:Connect(function()
    running = false
    local hum = character:FindFirstChild("Humanoid")
    if hum then
        hum.WalkSpeed = 16
        hum.JumpPower = 50
    end
    Tablet:Destroy()
end)

local function create3DButton(text, yPos, loopKey, isToggle)
    local btn = Instance.new("TextButton")
    btn.Size = UDim2.new(0.4, 0, 0, 50)
    btn.Position = UDim2.new(0.05, 0, 0, yPos)
    btn.BackgroundColor3 = Color3.fromRGB(60, 60, 60)
    btn.Text = isToggle and text .. ": OFF" or text
    btn.TextColor3 = Color3.new(1, 1, 1)
    btn.Font = Enum.Font.GothamSemibold
    btn.TextSize = 16
    btn.Parent = MainFrame
    Instance.new("UICorner", btn).CornerRadius = UDim.new(0, 8)

    if isToggle then
        btn.MouseButton1Click:Connect(function()
            loops[loopKey] = not loops[loopKey]
            btn.BackgroundColor3 = loops[loopKey] and Color3.fromRGB(0, 180, 80) or Color3.fromRGB(60, 60, 60)
            btn.Text = text .. (loops[loopKey] and ": ON" or ": OFF")
        end)
    end
    return btn
end

-- Create Loop Buttons
create3DButton("Inf Health", 70, "infHealth", true)
create3DButton("Auto Click", 130, "autoClick", true)
create3DButton("Rebirth", 190, "reb", true)

--// Teleport Button
local TPBtn = create3DButton("TP to Location", 260, nil, false)
TPBtn.Size = UDim2.new(0.9, 0, 0, 50)
TPBtn.BackgroundColor3 = Color3.fromRGB(80, 50, 150)

TPBtn.MouseButton1Click:Connect(function()
    if rootPart then
        rootPart.CFrame = CFrame.new(tpCoords)
    end
end)

--// 4. Sliders
local function createSlider(name, yPos, min, max, default, callback)
    local label = Instance.new("TextLabel")
    label.Size = UDim2.new(0.45, 0, 0, 30)
    label.Position = UDim2.new(0.52, 0, 0, yPos)
    label.Text = name .. ": " .. default
    label.TextColor3 = Color3.new(1, 1, 1)
    label.BackgroundTransparency = 1
    label.Font = Enum.Font.Gotham
    label.Parent = MainFrame

    local sliderBtn = Instance.new("TextButton")
    sliderBtn.Size = UDim2.new(0.4, 0, 0, 10)
    sliderBtn.Position = UDim2.new(0.52, 0, 0, yPos + 35)
    sliderBtn.BackgroundColor3 = Color3.fromRGB(100, 100, 100)
    sliderBtn.Text = ""
    sliderBtn.Parent = MainFrame
    Instance.new("UICorner", sliderBtn)

    sliderBtn.MouseButton1Down:Connect(function()
        local connection
        connection = RunService.RenderStepped:Connect(function()
            local mousePos = player:GetMouse().X
            local relPos = math.clamp((mousePos - sliderBtn.AbsolutePosition.X) / sliderBtn.AbsoluteSize.X, 0, 1)
            local value = math.floor(min + (max - min) * relPos)
            label.Text = name .. ": " .. value
            callback(value)
            if not player:GetMouse().LButtonDown then connection:Disconnect() end
        end)
    end)
end

createSlider("WalkSpeed", 70, 16, 250, 16, function(v) wsValue = v end)
createSlider("JumpPower", 150, 50, 500, 50, function(v) jpValue = v end)

--// 5. THE FAST TWEEN LOGIC
local OFFSET = Vector3.new(4, 2, -6)

RunService.RenderStepped:Connect(function()
    if running and rootPart and Tablet then
        -- Set to 0.99 for near-instant movement (0.000001 speed effect)
        Tablet.CFrame = Tablet.CFrame:Lerp(rootPart.CFrame * CFrame.new(OFFSET), 0.99)
        local hum = character:FindFirstChild("Humanoid")
        if hum then
            hum.WalkSpeed = wsValue
            hum.JumpPower = jpValue
        end
    end
end)

task.spawn(function()
    while running do
        task.wait(0.05)
        local remotes = ReplicatedStorage:FindFirstChild("Remotes")
        if loops.infHealth and remotes and remotes:FindFirstChild("TakeDamage") then
            pcall(function() remotes.TakeDamage:FireServer(-999e999) end)
        end
        if loops.autoClick and remotes and remotes:FindFirstChild("MHP") then
            pcall(function() remotes.MHP:FireServer() end)
        end
        if loops.reb and ReplicatedStorage:FindFirstChild("RebirthRemote") then
            pcall(function() ReplicatedStorage.RebirthRemote:FireServer() end)
        end
    end
end)