local Players = game:GetService("Players")
local UserInputService = game:GetService("UserInputService")
local TweenService = game:GetService("TweenService")

local player = Players.LocalPlayer
local playerGui = player:WaitForChild("PlayerGui")

-- UI helper
local function new(class, props)
    local obj = Instance.new(class)
    for k,v in pairs(props or {}) do obj[k] = v end
    return obj
end

-- Create UI
local screenGui = new("ScreenGui", {Name = "ClientSideScriptExecutor", ResetOnSpawn = false, Parent = playerGui})
local panel = new("Frame", {
    Parent = screenGui, Size = UDim2.new(0, 640, 0, 420), Position = UDim2.new(0, 24, 0, 24),
    BackgroundColor3 = Color3.fromRGB(28,28,30), BorderSizePixel = 0, Active = true
})

local title = new("TextLabel", {
    Parent = panel, Size = UDim2.new(1, -12, 0, 28), Position = UDim2.new(0, 6, 0, 6),
    BackgroundTransparency = 1, Text = "Client-Side Script Executor", TextColor3 = Color3.fromRGB(235,235,235),
    Font = Enum.Font.GothamBold, TextSize = 16, TextXAlignment = Enum.TextXAlignment.Left
})

local closeBtn = new("TextButton", {
    Parent = panel, Size = UDim2.new(0, 28, 0, 24), Position = UDim2.new(1, -34, 0, 4),
    BackgroundColor3 = Color3.fromRGB(60,60,60), Text = "X", TextColor3 = Color3.fromRGB(255,255,255),
    Font = Enum.Font.GothamBold, TextSize = 14
})

local editor = new("TextBox", {
    Parent = panel, Name = "Editor",
    Size = UDim2.new(1, -12, 1, -120), Position = UDim2.new(0, 6, 0, 36),
    BackgroundColor3 = Color3.fromRGB(18,18,18), TextColor3 = Color3.fromRGB(220,220,220),
    Font = Enum.Font.Code, TextSize = 14, ClearTextOnFocus = false, MultiLine = true,
    TextWrapped = false, TextXAlignment = Enum.TextXAlignment.Left, TextYAlignment = Enum.TextYAlignment.Top,
    Text = "-- Client-Side Script Executor\n-- Paste Lua here and press Run\n"
})

local btnRun = new("TextButton", {
    Parent = panel, Size = UDim2.new(0, 96, 0, 36), Position = UDim2.new(0, 6, 1, -68),
    BackgroundColor3 = Color3.fromRGB(70,130,70), Text = "Run", TextColor3 = Color3.fromRGB(255,255,255),
    Font = Enum.Font.GothamSemibold, TextSize = 14
})

local status = new("TextLabel", {
    Parent = panel, Size = UDim2.new(0, 300, 0, 20), Position = UDim2.new(0, 110, 1, -64),
    BackgroundTransparency = 1, Text = "Status: Idle", TextColor3 = Color3.fromRGB(200,200,200),
    Font = Enum.Font.Gotham, TextSize = 12, TextXAlignment = Enum.TextXAlignment.Left
})

-- Draggable helper
local function makeDraggable(frame)
    frame.Active = true
    local dragging, dragStart, startPos, dragInput
    local function update(input)
        local delta = input.Position - dragStart
        frame.Position = UDim2.new(startPos.X.Scale, startPos.X.Offset + delta.X, startPos.Y.Scale, startPos.Y.Offset + delta.Y)
    end
    frame.InputBegan:Connect(function(input)
        if input.UserInputType == Enum.UserInputType.MouseButton1 or input.UserInputType == Enum.UserInputType.Touch then
            dragging = true; dragStart = input.Position; startPos = frame.Position
            input.Changed:Connect(function() if input.UserInputState == Enum.UserInputState.End then dragging = false end end)
        end
    end)
    frame.InputChanged:Connect(function(input)
        if input.UserInputType == Enum.UserInputType.MouseMovement or input.UserInputType == Enum.UserInputType.Touch then
            dragInput = input
        end
    end)
    UserInputService.InputChanged:Connect(function(input)
        if input == dragInput and dragging then update(input) end
    end)
end
makeDraggable(panel)

-- Run logic (client-side only)
local function setStatus(text, color)
    status.Text = "Status: " .. text
    if color then
        TweenService:Create(status, TweenInfo.new(0.18), {TextColor3 = color}):Play()
    end
end

btnRun.MouseButton1Click:Connect(function()
    local code = editor.Text
    if not code:match("%S") then
        setStatus("No code to run", Color3.fromRGB(200,120,120))
        return
    end
    setStatus("Loading...", Color3.fromRGB(200,200,120))
    local fn, loadErr = loadstring(code)
    if not fn then
        editor.Text = "-- Load error: " .. tostring(loadErr) .. "\n" .. editor.Text
        setStatus("Load error", Color3.fromRGB(200,120,120))
        return
    end
    local ok, result = pcall(fn)
    if not ok then
        editor.Text = "-- Runtime error: " .. tostring(result) .. "\n" .. editor.Text
        setStatus("Runtime error", Color3.fromRGB(200,120,120))
    else
        setStatus("Ran successfully", Color3.fromRGB(120,200,120))
    end
end)

-- Close button
closeBtn.MouseButton1Click:Connect(function() screenGui.Enabled = false end)

-- Toggle visibility with RightControl
UserInputService.InputBegan:Connect(function(input, gp)
    if gp then return end
    if input.KeyCode == Enum.KeyCode.RightControl then
        screenGui.Enabled = not screenGui.Enabled
    end
end)

-- Initialize
screenGui.Enabled = true
setStatus("Idle", Color3.fromRGB(200,200,200))