--==========================================================
--  CONFIG
--==========================================================
_G.StartMainMenu = false

local KEY_REQUIRED = "99HCGKEy"
local KEY_LINK = "https://discord.gg/MFwf9JFmb"

--==========================================================
--  SERVICES
--==========================================================
local Players = game:GetService("Players")
local ReplicatedStorage = game:GetService("ReplicatedStorage")
local RunService = game:GetService("RunService")
local UserInputService = game:GetService("UserInputService")

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

--==========================================================
--  MAIN MENU FUNCTION (раньше было loadMainMenu)
--==========================================================
function LoadMainMenu()
    ----------------------------------------------------------
    -- GUI основного меню
    ----------------------------------------------------------

    local DamageEvent = ReplicatedStorage:WaitForChild("RemoteEvents"):WaitForChild("DamagePlayer")

    local godModeActive = false
    local nightVisionActive = false
    local infJumpActive = false
    local heatSensorActive = false
    local heatSensorParts = {}

    -- ScreenGui
    local screenGui = Instance.new("ScreenGui")
    screenGui.Name = "99 Nights Panel"
    screenGui.ResetOnSpawn = false
    screenGui.Parent = playerGui

    -- Toggle button
    local toggleSquare = Instance.new("TextButton")
    toggleSquare.Size = UDim2.new(0,50,0,50)
    toggleSquare.Position = UDim2.new(0,20,0,20)
    toggleSquare.BackgroundColor3 = Color3.fromRGB(35,35,35)
    toggleSquare.Text = "99"
    toggleSquare.TextColor3 = Color3.new(1,1,1)
    toggleSquare.Font = Enum.Font.SourceSansBold
    toggleSquare.TextScaled = true
    toggleSquare.Parent = screenGui

    -- Main frame
    local mainFrame = Instance.new("Frame")
    mainFrame.Size = UDim2.new(0,250,0,440)
    mainFrame.Position = UDim2.new(0,20,0,80)
    mainFrame.BackgroundColor3 = Color3.fromRGB(25,25,25)
    mainFrame.Visible = true
    mainFrame.Parent = screenGui

    local title = Instance.new("TextLabel")
    title.Size = UDim2.new(1,0,0,28)
    title.BackgroundTransparency = 1
    title.Text = "99 Nights Panel"
    title.Font = Enum.Font.SourceSansBold
    title.TextSize = 20
    title.TextColor3 = Color3.new(1,1,1)
    title.Parent = mainFrame

    -- Helper
    local function createButton(name, y)
        local btn = Instance.new("TextButton")
        btn.Size = UDim2.new(0,200,0,40)
        btn.Position = UDim2.new(0,25,0,y)
        btn.BackgroundColor3 = Color3.fromRGB(50,50,50)
        btn.TextColor3 = Color3.new(1,1,1)
        btn.Font = Enum.Font.SourceSansBold
        btn.TextSize = 17
        btn.Text = name
        btn.Parent = mainFrame
        return btn
    end

    ----------------------------------------------------------
    -- BUTTONS
    ----------------------------------------------------------
    local godBtn = createButton("God Mode", 40)
    local nightVisionBtn = createButton("The Night Vision", 90)
    local infJumpBtn = createButton("Infinite Jump", 140)
    local heatSensorBtn = createButton("Heat Sensor", 190)

    ----------------------------------------------------------
    -- Godmode
    ----------------------------------------------------------
    godBtn.MouseButton1Click:Connect(function()
        godModeActive = not godModeActive
        godBtn.Text = godModeActive and "God Mode: ON" or "God Mode: OFF"

        if godModeActive then
            spawn(function()
                while godModeActive do
                    pcall(function()
                        DamageEvent:FireServer(-math.huge)
                    end)
                    task.wait(1)
                end
            end)
        end
    end)

    ----------------------------------------------------------
    -- Night Vision
    ----------------------------------------------------------
    local cc = Instance.new("ColorCorrectionEffect")
    cc.Brightness = 0.3
    cc.Contrast = 0.1
    cc.Saturation = 0
    cc.TintColor = Color3.fromRGB(0,255,0)
    cc.Parent = Camera
    cc.Enabled = false

    nightVisionBtn.MouseButton1Click:Connect(function()
        nightVisionActive = not nightVisionActive
        cc.Enabled = nightVisionActive
        nightVisionBtn.Text = nightVisionActive and "The Night Vision: ON" or "The Night Vision: OFF"
    end)

    ----------------------------------------------------------
    -- Infinite Jump
    ----------------------------------------------------------
    infJumpBtn.MouseButton1Click:Connect(function()
        infJumpActive = not infJumpActive
        infJumpBtn.Text = infJumpActive and "Infinite Jump: ON" or "Infinite Jump: OFF"
    end)

    UserInputService.JumpRequest:Connect(function()
        if infJumpActive then
            local character = player.Character
            if character then
                local humanoid = character:FindFirstChild("Humanoid")
                if humanoid then
                    humanoid:ChangeState(Enum.HumanoidStateType.Jumping)
                end
            end
        end
    end)

    ----------------------------------------------------------
    -- Heat Sensor
    ----------------------------------------------------------
    heatSensorBtn.MouseButton1Click:Connect(function()
        heatSensorActive = not heatSensorActive
        heatSensorBtn.Text = heatSensorActive and "Heat Sensor: ON" or "Heat Sensor: OFF"

        if heatSensorActive then
            for _, obj in pairs(workspace:GetDescendants()) do
                if obj:IsA("Model") and obj ~= player.Character then
                    local root = obj:FindFirstChild("HumanoidRootPart") or obj:FindFirstChildWhichIsA("BasePart")
                    if root then
                        local highlight = Instance.new("Highlight")
                        highlight.Adornee = obj
                        highlight.FillColor = Color3.fromRGB(255,165,0)
                        highlight.OutlineColor = Color3.fromRGB(255,140,0)
                        highlight.FillTransparency = 0.6
                        highlight.Parent = obj
                        table.insert(heatSensorParts, highlight)
                    end
                end
            end
        else
            for _, h in ipairs(heatSensorParts) do
                if h then h:Destroy() end
            end
            heatSensorParts = {}
        end
    end)
end

--==========================================================
--  KEY SYSTEM UI
--==========================================================
local gui = Instance.new("ScreenGui", playerGui)
gui.Name = "KeySystemUI"
gui.ResetOnSpawn = false

local frame = Instance.new("Frame", gui)
frame.Size = UDim2.new(0, 300, 0, 200)
frame.Position = UDim2.new(0.5, -150, 0.5, -100)
frame.BackgroundColor3 = Color3.fromRGB(40, 40, 40)
frame.BorderSizePixel = 0

local title = Instance.new("TextLabel", frame)
title.Size = UDim2.new(1, 0, 0, 40)
title.Text = "Enter Key"
title.TextScaled = true
title.BackgroundTransparency = 1
title.TextColor3 = Color3.new(1,1,1)

local keyBox = Instance.new("TextBox", frame)
keyBox.Size = UDim2.new(1, -20, 0, 40)
keyBox.Position = UDim2.new(0, 10, 0, 50)
keyBox.PlaceholderText = "Enter key..."
keyBox.Text = ""
keyBox.TextScaled = true
keyBox.BackgroundColor3 = Color3.fromRGB(70, 70, 70)
keyBox.TextColor3 = Color3.new(1,1,1)

local checkBtn = Instance.new("TextButton", frame)
checkBtn.Size = UDim2.new(0, 130, 0, 40)
checkBtn.Position = UDim2.new(0, 10, 0, 110)
checkBtn.Text = "Check Key"
checkBtn.TextScaled = true
checkBtn.BackgroundColor3 = Color3.fromRGB(0, 200, 0)

local getBtn = Instance.new("TextButton", frame)
getBtn.Size = UDim2.new(0, 130, 0, 40)
getBtn.Position = UDim2.new(0, 160, 0, 110)
getBtn.Text = "Get Key"
getBtn.TextScaled = true
getBtn.BackgroundColor3 = Color3.fromRGB(0, 120, 255)

local status = Instance.new("TextLabel", frame)
status.Size = UDim2.new(1, 0, 0, 30)
status.Position = UDim2.new(0, 0, 1, -30)
status.BackgroundTransparency = 1
status.TextColor3 = Color3.new(1, 0, 0)
status.TextScaled = true
status.Text = ""

-- Copy Key
getBtn.MouseButton1Click:Connect(function()
    if setclipboard then
        setclipboard(KEY_LINK)
        status.Text = "Copied!"
        status.TextColor3 = Color3.new(0,1,0)
    else
        status.Text = "Clipboard unsupported"
        status.TextColor3 = Color3.new(1,0,0)
    end
end)

-- Check Key
checkBtn.MouseButton1Click:Connect(function()
    if keyBox.Text == KEY_REQUIRED then
        status.Text = "Correct key!"
        status.TextColor3 = Color3.new(0,1,0)

        task.wait(0.3)

        gui:Destroy()

        _G.StartMainMenu = true
        LoadMainMenu()
    else
        status.Text = "Wrong key!"
        status.TextColor3 = Color3.new(1,0,0)
    end
end)