--[[
	lycan ui v1.0.5
	port of the lazyui (imgui) menu, white accent

	local Lycan  = loadstring(game:HttpGet("https://unagitatedly.site/Lycan.lua"))()
	local Window = Lycan:CreateWindow({ Title = "Lycan" })
	local Tab    = Window:Tab({ Name = "Visuals", Icon = "visual" })
	local Page   = Tab:Page({ Name = "ESP" })
	local Sec    = Page:Section({ Name = "Player options", Side = "Left" })
	Sec:Toggle({ Name = "Enable player ESP", Flag = "ESP", Callback = function(v) end })
]]

local Lycan = {
	Version   = "1.0.5",
	Flags     = {},
	Options   = {},
	Folder    = "Lycan",
	AssetBase = "https://unagitatedly.site/lycan/assets/",
}

-- services
local Players          = game:GetService("Players")
local TweenService     = game:GetService("TweenService")
local UserInputService = game:GetService("UserInputService")
local RunService       = game:GetService("RunService")
local HttpService      = game:GetService("HttpService")

local LocalPlayer = Players.LocalPlayer

local function rgb(r, g, b) return Color3.fromRGB(r, g, b) end

-- theme (from lazyui theme.hpp, accent 8686ff -> white)
local T = {
	Side        = rgb(19, 19, 20),  SideTr    = 1 - 252 / 255,
	Content     = rgb(19, 19, 20),  ContentTr = 1 - 153 / 255,
	Line        = rgb(25, 25, 30),
	Muted       = rgb(84, 86, 101),
	Hover       = rgb(161, 162, 171),
	Text        = rgb(190, 191, 197),
	White       = rgb(255, 255, 255),
	Accent      = rgb(255, 255, 255),
	OnAccent    = rgb(0, 0, 0),
	Panel       = rgb(27, 29, 31),  PanelTr   = 1 - 128 / 255,
	PanelHover  = rgb(43, 44, 47),
	PanelPress  = rgb(24, 25, 28),
	SearchFocus = rgb(39, 40, 43),  SearchFocusTr = 1 - 130 / 255,
	Box         = rgb(30, 30, 36),
	BoxHover    = rgb(66, 66, 72),  -- was 353554, too purple
	Sep         = rgb(29, 29, 37),
	List        = rgb(27, 29, 31),  ListTr = 1 - 245 / 255,
	ListStroke  = rgb(255, 255, 255), ListStrokeTr = 1 - 20 / 255,
	ListActive  = rgb(187, 187, 194),
}

-- motion, same timings as runtime.cpp
local DUR = { controls = 0.288, hover = 0.23, press = 0.154, lists = 0.256, nav = 0.329, pages = 0.384 }
local SMOOTH = Enum.EasingStyle.Exponential

-- fonts
local okInter, InterMedium = pcall(Font.new, "rbxasset://fonts/families/Inter.json", Enum.FontWeight.Medium)
local okInterB, InterSemi  = pcall(Font.new, "rbxasset://fonts/families/Inter.json", Enum.FontWeight.SemiBold)
local okTitle, TitleFont   = pcall(Font.new, "rbxasset://fonts/families/Montserrat.json", Enum.FontWeight.Bold)
if not okInter then InterMedium = Font.fromEnum(Enum.Font.GothamMedium) end
if not okInterB then InterSemi = Font.fromEnum(Enum.Font.GothamBold) end
if not okTitle then TitleFont = Font.fromEnum(Enum.Font.GothamBold) end

local TEXT = 11

-- helpers
local function create(class, props, children)
	local obj = Instance.new(class)
	local parent
	for k, v in pairs(props or {}) do
		if k == "Parent" then parent = v else obj[k] = v end
	end
	for _, c in ipairs(children or {}) do c.Parent = obj end
	if parent then obj.Parent = parent end
	return obj
end

local function corner(r) return create("UICorner", { CornerRadius = UDim.new(0, r) }) end

local function tween(obj, props, time, style, dir)
	local t = TweenService:Create(obj, TweenInfo.new(time or DUR.controls, style or SMOOTH, dir or Enum.EasingDirection.Out), props)
	t:Play()
	return t
end

local function safe(fn, ...)
	if not fn then return end
	local ok, err = pcall(fn, ...)
	if not ok then warn("[lycan] " .. tostring(err)) end
end

local function lerpColor(a, b, t) return a:Lerp(b, math.clamp(t, 0, 1)) end

-- connections made while a popup is being built go in here instead of the window list, so they die with the popup
local scope

-- tweened number, apply() runs every step (hover / state colors)
local function animated(initial, apply, cleanup)
	local nv = Instance.new("NumberValue")
	nv.Value = initial
	local conn = nv.Changed:Connect(apply)
	local list = scope or cleanup
	if list then list[#list + 1] = conn end
	apply(initial)
	local active
	local self = {}
	function self.To(target, time)
		if active then active:Cancel() end
		active = TweenService:Create(nv, TweenInfo.new(time or DUR.controls, SMOOTH, Enum.EasingDirection.Out), { Value = target })
		active:Play()
	end
	function self.Set(v)
		if active then active:Cancel() active = nil end
		nv.Value = v
	end
	function self.Get() return nv.Value end
	return self
end

-- label placed by its vertical center
local function makeLabel(parent, text, x, cy, color, align)
	local right = align == "Right"
	return create("TextLabel", {
		Parent = parent,
		BackgroundTransparency = 1,
		AnchorPoint = Vector2.new(right and 1 or 0, 0),
		Position = UDim2.fromOffset(x, math.floor(cy - 7 + 0.5)),
		Size = UDim2.fromOffset(0, 14),
		AutomaticSize = Enum.AutomaticSize.X,
		FontFace = InterMedium,
		TextSize = TEXT,
		TextColor3 = color,
		Text = text,
		TextXAlignment = right and Enum.TextXAlignment.Right or Enum.TextXAlignment.Left,
		TextYAlignment = Enum.TextYAlignment.Center,
	})
end

-- assets
local getAsset = getcustomasset or getsynasset
local ASSET_NAMES = {
	"logo", "logo_pill", "bg_left", "bg_right", "aurora1", "aurora2", "aurora3", "aurora4",
	"arrow", "arrow_2", "bomb", "check_icon", "cloud", "cross", "expand_up", "expand_up_2", "folder", "folder_add",
	"misc", "search_bar", "settings", "speed", "star_filled", "user", "visual", "world",
}

local function ensureFolder(path)
	if makefolder and isfolder and not isfolder(path) then pcall(makefolder, path) end
end

-- fetch all pngs at once, cached in the workspace
local function loadAssets()
	local out, pending = {}, #ASSET_NAMES
	for _, name in ipairs(ASSET_NAMES) do
		task.spawn(function()
			pcall(function()
				if not (getAsset and isfile and writefile) then return end
				ensureFolder(Lycan.Folder)
				ensureFolder(Lycan.Folder .. "/assets")
				local path = Lycan.Folder .. "/assets/" .. Lycan.Version .. "_" .. name .. ".png" -- version in the name so new pngs replace cached ones
				if not isfile(path) then writefile(path, game:HttpGet(Lycan.AssetBase .. name .. ".png")) end
				out[name] = getAsset(path)
			end)
			out[name] = out[name] or ""
			pending = pending - 1
		end)
	end
	local started = os.clock()
	while pending > 0 and os.clock() - started < 20 do task.wait() end
	return out
end

-- device
local function detectMobile()
	if UserInputService.TouchEnabled and not UserInputService.KeyboardEnabled then return true end
	return false
end
Lycan.IsMobile = detectMobile()

local function inputIsPress(input)
	return input.UserInputType == Enum.UserInputType.MouseButton1 or input.UserInputType == Enum.UserInputType.Touch
end

local guiRef -- the window's screen gui, its origin is where gui coordinates start

local function pointerPosition(input)
	local origin = guiRef and guiRef.AbsolutePosition or Vector2.new(0, 0)
	if input and input.UserInputType == Enum.UserInputType.Touch then return Vector2.new(input.Position.X, input.Position.Y) - origin end
	return UserInputService:GetMouseLocation() - origin
end

local function hostGui()
	local ok, gui = pcall(function() return (gethui and gethui()) or game:GetService("CoreGui") end)
	if ok and gui then return gui end
	return LocalPlayer:WaitForChild("PlayerGui")
end

-- flags / config
local function serialize(v)
	local t = typeof(v)
	if t == "Color3" then return { __t = "c", r = v.R, g = v.G, b = v.B } end
	if t == "EnumItem" then return { __t = "e", n = v.Name } end
	return v
end

local function deserialize(v)
	if type(v) == "table" and v.__t == "c" then return Color3.new(v.r, v.g, v.b) end
	if type(v) == "table" and v.__t == "e" then return Enum.KeyCode[v.n] end
	return v
end

function Lycan:SaveConfig(name)
	if not (writefile and makefolder) then return false end
	ensureFolder(self.Folder)
	ensureFolder(self.Folder .. "/configs")
	local data = {}
	for flag, opt in pairs(self.Options) do data[flag] = serialize(opt.Value) end
	writefile(self.Folder .. "/configs/" .. name .. ".json", HttpService:JSONEncode(data))
	return true
end

function Lycan:LoadConfig(name)
	if not (readfile and isfile) then return false end
	local path = self.Folder .. "/configs/" .. name .. ".json"
	if not isfile(path) then return false end
	local ok, data = pcall(function() return HttpService:JSONDecode(readfile(path)) end)
	if not ok then return false end
	for flag, value in pairs(data) do
		local opt = self.Options[flag]
		if opt and opt.Set then opt:Set(deserialize(value)) end
	end
	return true
end

function Lycan:ListConfigs()
	local out = {}
	if listfiles and isfolder and isfolder(self.Folder .. "/configs") then
		for _, f in ipairs(listfiles(self.Folder .. "/configs")) do
			local n = f:match("([^/\\]+)%.json$")
			if n then out[#out + 1] = n end
		end
	end
	return out
end

-- window
function Lycan:CreateWindow(opts)
	opts = opts or {}
	local Window = { Tabs = {}, Groups = { {} }, Cleanup = {}, Toggled = true, Scale = 1 }
	local assets = loadAssets()
	local function asset(name) return assets[name] or "" end

	local title    = opts.Title or "Lycan"
	local W, H     = 800, 478
	local SIDE     = 210
	local gui      = create("ScreenGui", { Name = "Lycan", ResetOnSpawn = false, IgnoreGuiInset = true, DisplayOrder = 999, ZIndexBehavior = Enum.ZIndexBehavior.Sibling })
	pcall(function() if syn and syn.protect_gui then syn.protect_gui(gui) end end)
	gui.Parent = hostGui()
	Window.Gui = gui
	guiRef = gui

	local Main = create("Frame", { Name = "Main", Parent = gui, BackgroundTransparency = 1, AnchorPoint = Vector2.new(0.5, 0.5), Position = UDim2.fromScale(0.5, 0.5), Size = UDim2.fromOffset(W, H) })
	local UIScale = create("UIScale", { Parent = Main, Scale = 1 })

	local function autoScale()
		local vp = workspace.CurrentCamera and workspace.CurrentCamera.ViewportSize or Vector2.new(1920, 1080)
		return math.min(1, vp.X * 0.96 / W, vp.Y * 0.96 / H)
	end
	local userScale = opts.Scale
	local function applyScale() UIScale.Scale = userScale or autoScale() end
	applyScale()
	function Window:SetScale(s) userScale = s applyScale() end
	function Window:GetScale() return UIScale.Scale end
	if workspace.CurrentCamera then
		Window.Cleanup[#Window.Cleanup + 1] = workspace.CurrentCamera:GetPropertyChangedSignal("ViewportSize"):Connect(applyScale)
	end

	local function connect(signal, fn)
		local c = signal:Connect(fn)
		local list = scope or Window.Cleanup
		list[#list + 1] = c
		return c
	end

	-- background
	local content = create("Frame", { Name = "Content", Parent = Main, BackgroundTransparency = 1, Position = UDim2.fromOffset(SIDE, 0), Size = UDim2.fromOffset(W - SIDE, H), ClipsDescendants = true })

	local auroras = {}
	for i = 1, 4 do
		auroras[i] = create("ImageLabel", { Parent = content, BackgroundTransparency = 1, Size = UDim2.fromScale(1, 1), Image = asset("aurora" .. i), ImageColor3 = T.White, ImageTransparency = 1, ScaleType = Enum.ScaleType.Stretch, ZIndex = 2 })
	end
	-- crossfade the aurora frames
	connect(RunService.RenderStepped, function()
		if not Window.Toggled or not Window.Glow then return end
		local phase = (os.clock() / 9) % 4
		for i, img in ipairs(auroras) do
			local d = math.abs(phase - (i - 1))
			d = math.min(d, 4 - d)
			-- cosine blend, neighbours always add up to 1 so the glow never flickers
			local weight = d < 1 and 0.5 * (1 + math.cos(math.pi * d)) or 0
			img.ImageTransparency = 1 - weight * 0.22
		end
	end)

	local contentBg = create("ImageLabel", {
		Name = "ContentBg", Parent = content, BackgroundTransparency = 1, Size = UDim2.fromScale(1, 1),
		Image = asset("bg_right"), ImageColor3 = T.White, ImageTransparency = 1 - (opts.Opacity or (opts.Transparent and 0.6 or 0.92)),
		ScaleType = Enum.ScaleType.Slice, SliceCenter = Rect.new(1, 28, 36, 36), SliceScale = 0.5,
	})

	local side = create("ImageLabel", {
		Name = "Sidebar", Parent = Main, BackgroundTransparency = 1, Size = UDim2.fromOffset(SIDE, H),
		Image = asset("bg_left"), ImageColor3 = T.White, ImageTransparency = T.SideTr,
		ScaleType = Enum.ScaleType.Slice, SliceCenter = Rect.new(28, 28, 63, 36), SliceScale = 0.5,
	})

	Window.Glow = opts.Glow ~= false
	function Window:SetGlow(on)
		self.Glow = on
		if not on then for _, img in ipairs(auroras) do img.ImageTransparency = 1 end end
	end

	Window.Opacity = opts.Opacity or (opts.Transparent and 0.6 or 0.92)
	function Window:SetOpacity(v)
		v = math.clamp(v, 0.3, 1)
		self.Opacity = v
		contentBg.ImageTransparency = 1 - v
		side.ImageTransparency = math.max(0, (1 - v) * 0.4) -- the sidebar stays more solid than the content
	end
	Window:SetOpacity(Window.Opacity)

	-- sidebar header
	local logoImage = opts.Logo
	if type(logoImage) ~= "string" or logoImage == "" then logoImage = asset("logo") end
	create("ImageLabel", { Name = "Logo", Parent = side, BackgroundTransparency = 1, Position = UDim2.fromOffset(18, 19), Size = UDim2.fromOffset(18, 18), Image = logoImage, ImageColor3 = T.White })

	local titleLabel = create("TextLabel", {
		Name = "Title", Parent = side, BackgroundTransparency = 1, AnchorPoint = Vector2.new(0, 0), Position = UDim2.fromOffset(54, 18),
		Size = UDim2.fromOffset(0, 18), AutomaticSize = Enum.AutomaticSize.X, FontFace = TitleFont, TextSize = 15, TextColor3 = T.White,
		Text = title, TextXAlignment = Enum.TextXAlignment.Left,
	})
	local star = create("ImageLabel", { Name = "Star", Parent = side, BackgroundTransparency = 1, Position = UDim2.fromOffset(132, 16), Size = UDim2.fromOffset(10, 10), Image = asset("star_filled"), ImageColor3 = T.Accent })
	local function placeStar() star.Position = UDim2.fromOffset(math.floor(54 + titleLabel.AbsoluteSize.X / UIScale.Scale + 1), 16) end
	connect(titleLabel:GetPropertyChangedSignal("AbsoluteSize"), placeStar)

	local searchBg = create("Frame", { Name = "Search", Parent = side, Position = UDim2.fromOffset(0, 55), Size = UDim2.fromOffset(SIDE, 31), BackgroundColor3 = T.Panel, BackgroundTransparency = T.PanelTr, BorderSizePixel = 0 })
	create("ImageLabel", { Parent = searchBg, BackgroundTransparency = 1, Size = UDim2.fromOffset(31, 31), Image = asset("search_bar"), ImageColor3 = T.Muted })
	local searchBox = create("TextBox", {
		Parent = searchBg, BackgroundTransparency = 1, Position = UDim2.fromOffset(31, 0), Size = UDim2.fromOffset(164, 31),
		FontFace = InterMedium, TextSize = TEXT, TextColor3 = T.Text, PlaceholderText = "Search", PlaceholderColor3 = T.Muted,
		Text = "", ClearTextOnFocus = false, TextXAlignment = Enum.TextXAlignment.Left, ClipsDescendants = true,
	})
	local searchFocus = animated(0, function(a)
		searchBg.BackgroundColor3 = lerpColor(T.Panel, T.SearchFocus, a)
		searchBg.BackgroundTransparency = T.PanelTr + (T.SearchFocusTr - T.PanelTr) * a
	end, Window.Cleanup)
	connect(searchBox.Focused, function() searchFocus.To(1, DUR.controls) end)
	connect(searchBox.FocusLost, function() searchFocus.To(0, DUR.controls) end)

	create("Frame", { Name = "HeaderLine", Parent = side, Position = UDim2.fromOffset(0, 100), Size = UDim2.fromOffset(SIDE, 1), BackgroundColor3 = T.Line, BorderSizePixel = 0 })

	local nav = create("Frame", { Name = "Nav", Parent = side, BackgroundTransparency = 1, Position = UDim2.fromOffset(0, 101), Size = UDim2.fromOffset(SIDE, H - 101), ClipsDescendants = true })
	local highlight = create("Frame", { Name = "Highlight", Parent = nav, Size = UDim2.fromOffset(SIDE, 31), BackgroundColor3 = T.Panel, BackgroundTransparency = T.PanelTr, BorderSizePixel = 0, Visible = false })
	create("Frame", { Name = "Pill", Parent = highlight, Position = UDim2.fromOffset(0, 9), Size = UDim2.fromOffset(3, 13), BackgroundColor3 = T.Accent, BorderSizePixel = 0 }, { corner(5) })

	-- content header
	local Overlay = create("Frame", { Name = "Overlay", Parent = Main, BackgroundTransparency = 1, Size = UDim2.fromScale(1, 1), ZIndex = 50 })
	local activePopup

	local function closePopup()
		if activePopup then
			local p = activePopup
			activePopup = nil
			safe(p.close)
		end
	end
	Window.ClosePopup = closePopup

	-- fades a whole popup in or out (text, icons, strokes and fills), originals are remembered the first time
	local fadeSaved = setmetatable({}, { __mode = "k" })
	local function fadeTree(root, show, time)
		local list = root:GetDescendants()
		table.insert(list, root)
		for _, d in ipairs(list) do
			local saved = fadeSaved[d]
			if not saved then
				saved = {}
				if d:IsA("GuiObject") and d.BackgroundTransparency < 1 then saved.BackgroundTransparency = d.BackgroundTransparency end
				if (d:IsA("TextLabel") or d:IsA("TextButton") or d:IsA("TextBox")) then saved.TextTransparency = d.TextTransparency end
				if d:IsA("ImageLabel") or d:IsA("ImageButton") then saved.ImageTransparency = d.ImageTransparency end
				if d:IsA("UIStroke") then saved.Transparency = d.Transparency end
				fadeSaved[d] = saved
			end
			local goal = {}
			for prop, original in pairs(saved) do
				goal[prop] = show and original or 1
				if show then d[prop] = 1 end
			end
			if next(goal) then tween(d, goal, time) end
		end
	end

	local function presentPopup(frame, anchor, mine, onClose)
		fadeTree(frame, true, DUR.lists)
		-- a click anywhere else closes the popup. the catcher sits right behind it, so it also swallows that click
		local catcher = create("TextButton", { Parent = Overlay, Text = "", AutoButtonColor = false, BackgroundTransparency = 1, Position = UDim2.fromOffset(-3000, -3000), Size = UDim2.fromOffset(6800, 6800), ZIndex = 55 })
		mine[#mine + 1] = catcher.MouseButton1Down:Connect(function() closePopup() end)
		activePopup = {
			frame = frame, anchor = anchor,
			close = function()
				fadeTree(frame, false, DUR.lists * 0.6)
				for _, c in ipairs(mine) do pcall(function() c:Disconnect() end) end
				catcher:Destroy()
				task.delay(DUR.lists * 0.7, function() frame:Destroy() end)
				if onClose then onClose() end
			end,
		}
	end

	local function overlayPos(absPos)
		return (absPos - Main.AbsolutePosition) / UIScale.Scale
	end

	local function headerButton(x, iconName)
		local btn = create("TextButton", { Parent = content, AutoButtonColor = false, Text = "", Position = UDim2.fromOffset(x - SIDE, 15), Size = UDim2.fromOffset(35, 35), BackgroundColor3 = T.Panel, BackgroundTransparency = T.PanelTr, BorderSizePixel = 0 }, { corner(6) })
		create("ImageLabel", { Parent = btn, BackgroundTransparency = 1, Position = UDim2.fromOffset(12, 12), Size = UDim2.fromOffset(10, 10), Image = asset(iconName), ImageColor3 = T.White })
		local hover, press = 0, 0
		local function paint()
			local c = lerpColor(lerpColor(T.Panel, T.PanelHover, hover), T.PanelPress, press)
			btn.BackgroundColor3 = c
		end
		local hv = animated(0, function(v) hover = v paint() end, Window.Cleanup)
		local pr = animated(0, function(v) press = v paint() end, Window.Cleanup)
		connect(btn.MouseEnter, function() hv.To(1, DUR.hover) end)
		connect(btn.MouseLeave, function() hv.To(0, DUR.hover) pr.To(0, DUR.press) end)
		connect(btn.MouseButton1Down, function() pr.To(1, DUR.press) end)
		connect(btn.MouseButton1Up, function() pr.To(0, DUR.press) end)
		return btn
	end

	local leftButton     = headerButton(225, "folder_add")
	local settingsButton = headerButton(750, "settings")

	local combo = create("TextButton", { Name = "PageCombo", Parent = content, AutoButtonColor = false, Text = "", Position = UDim2.fromOffset(275 - SIDE, 15), Size = UDim2.fromOffset(210, 35), BackgroundColor3 = T.Panel, BackgroundTransparency = T.PanelTr, BorderSizePixel = 0, ClipsDescendants = true }, { corner(6) })
	local comboText  = makeLabel(combo, "", 15, 17.5, T.Muted)
	local comboArrow = create("ImageLabel", { Parent = combo, BackgroundTransparency = 1, Position = UDim2.fromOffset(182, 11), Size = UDim2.fromOffset(13, 13), Image = asset("arrow"), ImageColor3 = T.White })
	local comboHover = animated(0, function(a) combo.BackgroundColor3 = lerpColor(T.Panel, T.PanelHover, a) end, Window.Cleanup)
	connect(combo.MouseEnter, function() comboHover.To(1, DUR.hover) end)
	connect(combo.MouseLeave, function() comboHover.To(0, DUR.hover) end)

	local crumbTab   = makeLabel(content, "", 225 - SIDE, 70.1, T.White)
	local crumbArrow = create("ImageLabel", { Parent = content, BackgroundTransparency = 1, Position = UDim2.fromOffset(270 - SIDE, 65), Size = UDim2.fromOffset(10, 10), Image = asset("arrow_2"), ImageColor3 = T.Muted })
	local crumbPage  = makeLabel(content, "", 290 - SIDE, 70.1, T.Muted)

	local function placeCrumb()
		local w = crumbTab.AbsoluteSize.X / UIScale.Scale
		crumbArrow.Position = UDim2.fromOffset(math.floor(225 - SIDE + w + 7), 65)
		crumbPage.Position = UDim2.fromOffset(math.floor(225 - SIDE + w + 27), 63)
	end
	connect(crumbTab:GetPropertyChangedSignal("AbsoluteSize"), placeCrumb)

	-- tabs / pages
	local selectedTab
	local navButtons = {}

	local function layoutNav(animate)
		local y = 113
		local firstGroup = true
		for _, group in ipairs(Window.Groups) do
			local shown = {}
			for _, tab in ipairs(group) do
				if tab.Match then shown[#shown + 1] = tab else tab.Button.Visible = false end
			end
			if #shown > 0 then
				if not firstGroup then
					-- sep 12 below the last group, items 12 below the sep
					local sep = group.Sep
					if not sep then
						sep = create("Frame", { Parent = nav, BackgroundColor3 = T.Line, BorderSizePixel = 0, Size = UDim2.fromOffset(SIDE - 20, 1) })
						group.Sep = sep
					end
					sep.Visible = true
					sep.Position = UDim2.fromOffset(20, y + 12 - 101)
					y = y + 12 + 1 + 12
				elseif group.Sep then
					group.Sep.Visible = false
				end
				firstGroup = false
				for i, tab in ipairs(shown) do
					tab.Button.Visible = true
					tab.SlotY = y
					local target = UDim2.fromOffset(0, y - 101)
					if animate and tab.Placed then tween(tab.Button, { Position = target }, DUR.nav) else tab.Button.Position = target end
					tab.Placed = true
					y = y + 31 + (i < #shown and 4 or 0)
				end
			elseif group.Sep then
				group.Sep.Visible = false
			end
		end
		if selectedTab and selectedTab.SlotY then
			highlight.Visible = true
			local target = UDim2.fromOffset(0, selectedTab.SlotY - 101)
			if animate then tween(highlight, { Position = target }, DUR.nav) else highlight.Position = target end
		end
	end

	local currentPage
	local pageSwitchToken = 0

	local function showPage(tab, page, instant)
		if not page then return end
		closePopup()
		pageSwitchToken = pageSwitchToken + 1
		local token = pageSwitchToken
		local old = currentPage
		currentPage = page

		crumbTab.Text = tab.Name
		crumbPage.Text = page.Name
		comboText.Text = page.Name

		if old and old ~= page then
			local o = old
			o.Group.Visible = false
		end

		page.Group.Visible = true
		page:Update()
		page.Group.Position = UDim2.fromOffset(15, 90)
	end

	local function selectTab(tab, instant)
		if selectedTab == tab and currentPage == tab.CurrentPage then return end
		closePopup()
		local prev = selectedTab
		selectedTab = tab
		for _, t in ipairs(Window.Tabs) do
			local selected = t == tab
			t.Select.To(selected and 1 or 0, DUR.nav)
		end
		layoutNav(not instant)
		showPage(tab, tab.CurrentPage or tab.Pages[1], instant or prev == nil)
	end

	-- page dropdown
	local function openComboPopup()
		if not selectedTab then return end
		local tab = selectedTab
		local rowH = 35
		local count = #tab.Pages
		local startPos = overlayPos(combo.AbsolutePosition)
		local frame = create("Frame", { Parent = Overlay, BackgroundColor3 = T.List, BackgroundTransparency = T.ListTr, Position = UDim2.fromOffset(startPos.X, startPos.Y + 41), Size = UDim2.fromOffset(210, rowH * count), BorderSizePixel = 0, ZIndex = 60 }, { corner(6) })
		create("UIStroke", { Parent = frame, Color = T.ListStroke, Transparency = T.ListStrokeTr, Thickness = 1 })
		local mine = {}
		scope = mine
		for i, page in ipairs(tab.Pages) do
			local row = create("TextButton", { Parent = frame, AutoButtonColor = false, Text = "", BackgroundTransparency = 1, Position = UDim2.fromOffset(0, (i - 1) * rowH), Size = UDim2.fromOffset(210, rowH), ZIndex = 61 })
			local rowHover = create("Frame", { Parent = row, Position = UDim2.fromOffset(3, 3), Size = UDim2.new(1, -6, 1, -6), BackgroundColor3 = T.White, BackgroundTransparency = 1, BorderSizePixel = 0, ZIndex = 61 }, { corner(3) })
			local txt = makeLabel(row, page.Name, 15, 17, page == tab.CurrentPage and T.ListActive or T.Muted)
			txt.ZIndex = 62
			connect(row.MouseEnter, function() tween(rowHover, { BackgroundTransparency = 1 - 12 / 255 }, DUR.hover) tween(txt, { TextColor3 = T.ListActive }, DUR.hover) end)
			connect(row.MouseLeave, function() tween(rowHover, { BackgroundTransparency = 1 }, DUR.hover) if page ~= tab.CurrentPage then tween(txt, { TextColor3 = T.Muted }, DUR.hover) end end)
			connect(row.MouseButton1Click, function()
				tab.CurrentPage = page
				closePopup()
				showPage(tab, page, false)
			end)
		end
		scope = nil
		tween(comboArrow, { Rotation = 180 }, DUR.lists)
		presentPopup(frame, combo, mine, function() tween(comboArrow, { Rotation = 0 }, DUR.lists) end)
	end	connect(combo.MouseButton1Click, function()
		if activePopup and activePopup.anchor == combo then closePopup() else closePopup() openComboPopup() end
	end)

	-- dragging, invisible handles over the empty header strips (nothing interactive under them).
	-- the window eases toward the mouse every frame and sits on float scale positions while moving, then snaps to whole pixels
	do
		local dragging, startMouse, startCenter, target, current
		local function handle(parent, x, y, w, h)
			local f = create("Frame", { Parent = parent, BackgroundTransparency = 1, Active = true, Position = UDim2.fromOffset(x, y), Size = UDim2.fromOffset(w, h), ZIndex = 8 })
			connect(f.InputBegan, function(input)
				if not inputIsPress(input) then return end
				dragging, startMouse = true, pointerPosition(input)
				startCenter = (Main.AbsolutePosition - gui.AbsolutePosition) + Main.AbsoluteSize / 2
				current, target = startCenter, startCenter
				closePopup()
			end)
		end
		handle(side, 0, 0, SIDE, 55)
		handle(content, 0, 0, W - SIDE, 14)
		handle(content, 0, 50, W - SIDE, 36)
		connect(UserInputService.InputChanged, function(input)
			if not dragging then return end
			if input.UserInputType ~= Enum.UserInputType.MouseMovement and input.UserInputType ~= Enum.UserInputType.Touch then return end
			target = startCenter + (pointerPosition(input) - startMouse)
		end)
		connect(UserInputService.InputEnded, function(input)
			if dragging and inputIsPress(input) then dragging = false end
		end)
		connect(RunService.RenderStepped, function(dt)
			if not current then return end
			local vp = gui.AbsoluteSize
			current = current + (target - current) * (1 - math.exp(-dt / 0.035))
			if not dragging and (target - current).Magnitude < 0.5 then
				Main.Position = UDim2.fromOffset(math.floor(target.X + 0.5), math.floor(target.Y + 0.5))
				current = nil
			else
				Main.Position = UDim2.fromScale(current.X / vp.X, current.Y / vp.Y)
			end
		end)
	end
	-- tab
	local Tab = {}
	Tab.__index = Tab

	function Window:Divider()
		self.Groups[#self.Groups + 1] = {}
		return self
	end

	function Window:Tab(topts)
		topts = topts or {}
		local group = self.Groups[#self.Groups]
		local tab = setmetatable({ Window = self, Name = topts.Name or "Tab", Icon = topts.Icon, Pages = {}, Match = true, Names = {} }, Tab)

		local button = create("TextButton", { Parent = nav, AutoButtonColor = false, Text = "", BackgroundTransparency = 1, Size = UDim2.fromOffset(SIDE, 31), Position = UDim2.fromOffset(0, 12), BorderSizePixel = 0 })
		local icon = create("ImageLabel", { Parent = button, BackgroundTransparency = 1, Position = UDim2.fromOffset(20, 8), Size = UDim2.fromOffset(15, 15), Image = asset(tab.Icon or "cross"), ImageColor3 = T.Muted })
		local text = makeLabel(button, tab.Name, 50, 15.5, T.Muted)
		tab.Button = button

		local selected, hover = 0, 0
		local function paint()
			-- hover only counts while not selected
			local c = lerpColor(lerpColor(T.Muted, T.White, selected), T.Hover, hover * (1 - selected))
			icon.ImageColor3 = c
			text.TextColor3 = c
		end
		tab.Select = animated(0, function(v) selected = v paint() end, self.Cleanup)
		tab.Hover  = animated(0, function(v) hover = v paint() end, self.Cleanup)
		connect(button.MouseEnter, function() if selectedTab ~= tab then tab.Hover.To(1, DUR.hover) end end)
		connect(button.MouseLeave, function() tab.Hover.To(0, DUR.hover) end)
		connect(button.MouseButton1Click, function() tab.Hover.To(0, DUR.hover) selectTab(tab) end)

		group[#group + 1] = tab
		self.Tabs[#self.Tabs + 1] = tab
		table.insert(navButtons, button)
		layoutNav(false)
		if not selectedTab then
			-- first tab gets selected once it has a page
			tab.PendingSelect = true
		end
		return tab
	end

	-- containers
	local Container = {}
	Container.__index = Container

	local function newContainer(holder, width, compact, onResize)
		return setmetatable({ Holder = holder, Width = width, Compact = compact, Items = {}, Height = 0, OnResize = onResize }, Container)
	end

	function Container:Update()
		local y = 0
		local gap = self.Compact and 10 or 12
		local count = 0
		for _, item in ipairs(self.Items) do if item.Visible ~= false then count = count + 1 end end
		local index = 0
		for _, item in ipairs(self.Items) do
			if item.Visible ~= false then
				index = index + 1
				item.Frame.Visible = true
				item.Frame.Position = UDim2.fromOffset(0, y)
				y = y + item.Height
				if item.Sep then item.Sep.Visible = false end
				if index < count then
					if not self.Compact then
						if not item.Sep then
							item.Sep = create("Frame", { Parent = self.Holder, BackgroundColor3 = T.Sep, BorderSizePixel = 0 })
						end
						item.Sep.Visible = true
						item.Sep.Position = UDim2.fromOffset(25, y + gap)
						item.Sep.Size = UDim2.fromOffset(self.Width - 25, 1)
						y = y + gap + 1 + gap
					else
						y = y + gap
					end
				end
			else
				item.Frame.Visible = false
				if item.Sep then item.Sep.Visible = false end
			end
		end
		self.Height = y
		if self.OnResize then self.OnResize(y) end
	end

	function Container:Add(frame, height)
		local item = { Frame = frame, Height = height, Visible = true }
		self.Items[#self.Items + 1] = item
		frame.Parent = self.Holder
		self:Update()
		return item
	end

	local function register(opts, obj)
		if opts.Flag then
			obj.Flag = opts.Flag
			Lycan.Flags[opts.Flag] = obj.Value
			Lycan.Options[opts.Flag] = obj
		end
	end

	local function noteName(self, name)
		if self.Tab then self.Tab.Names[#self.Tab.Names + 1] = tostring(name):lower() end
	end

	-- toggle
	function Container:Toggle(o)
		o = o or {}
		local obj = { Value = o.Default == true, Type = "Toggle" }
		local container = self -- obj methods shadow self
		local w = self.Width
		noteName(self, o.Name)

		local row = create("Frame", { BackgroundTransparency = 1, Size = UDim2.fromOffset(w, 13) })
		local box = create("Frame", { Parent = row, Size = UDim2.fromOffset(13, 13), BackgroundColor3 = T.Box, BorderSizePixel = 0 }, { corner(2) })
		local check = create("ImageLabel", { Parent = box, BackgroundTransparency = 1, Position = UDim2.fromOffset(2, 2), Size = UDim2.fromOffset(10, 10), Image = asset("check_icon"), ImageColor3 = T.OnAccent, ImageTransparency = 1 })
		local label = makeLabel(row, o.Name or "Toggle", 25, 6.6, T.Muted)
		local chevron = create("ImageButton", { Parent = row, BackgroundTransparency = 1, AutoButtonColor = false, Position = UDim2.fromOffset(w - 13, 0), Size = UDim2.fromOffset(13, 13), Image = asset("expand_up"), ImageColor3 = T.Muted, Visible = false })
		local hit = create("TextButton", { Parent = row, BackgroundTransparency = 1, Text = "", AutoButtonColor = false, Size = UDim2.fromOffset(25, 13) })
		connect(label:GetPropertyChangedSignal("AbsoluteSize"), function()
			hit.Size = UDim2.fromOffset(25 + label.AbsoluteSize.X / UIScale.Scale + 4, 13)
		end)

		local anim, hover = 0, 0
		local function paint()
			local base = lerpColor(T.Box, T.Accent, anim)
			box.BackgroundColor3 = lerpColor(base, T.BoxHover, hover * (1 - anim))
			check.ImageTransparency = 1 - anim
			label.TextColor3 = lerpColor(T.Muted, T.White, math.max(anim, hover * 0.35))
			chevron.ImageColor3 = lerpColor(T.Muted, T.White, anim)
		end
		local animState = animated(0, function(v) anim = v paint() end, Window.Cleanup)
		local hoverState = animated(0, function(v) hover = v paint() end, Window.Cleanup)

		local item = self:Add(row, 13)

		function obj:Set(v, silent)
			v = v == true
			self.Value = v
			animState.To(v and 1 or 0, DUR.controls)
			if self.Flag then Lycan.Flags[self.Flag] = v end
			if not silent then safe(o.Callback, v) end
		end
		connect(hit.MouseButton1Click, function() obj:Set(not obj.Value) end)
		connect(hit.MouseEnter, function() hoverState.To(1, DUR.hover) end)
		connect(hit.MouseLeave, function() hoverState.To(0, DUR.hover) end)

		-- chevron opens a nested group under the row
		local drawer, open, expand
		function obj:Settings()
			if drawer then return drawer end
			chevron.Visible = true
			local holder = create("Frame", { Parent = row, BackgroundTransparency = 1, Position = UDim2.fromOffset(25, 13 + 12), Size = UDim2.fromOffset(w - 25, 0), ClipsDescendants = true, Visible = false })
			-- keep the row in sync when the drawer resizes
			drawer = newContainer(holder, w - 25, true, function(h)
				if open then
					holder.Size = UDim2.fromOffset(w - 25, h)
					item.Height = 13 + 12 + h
					container:Update()
				end
			end)
			drawer.Tab = container.Tab
			expand = animated(0, function(a)
				holder.Visible = a > 0.001
				holder.Size = UDim2.fromOffset(w - 25, drawer.Height * a)
				item.Height = 13 + (12 + drawer.Height) * a
				chevron.Rotation = 90 * a
				container:Update()
			end, Window.Cleanup)
			connect(chevron.MouseButton1Click, function()
				open = not open
				expand.To(open and 1 or 0, DUR.lists)
			end)
			return drawer
		end

		register(o, obj)
		if obj.Value then animState.Set(1) end
		return obj
	end

	-- slider
	function Container:Slider(o)
		o = o or {}
		local min, max, inc = o.Min or 0, o.Max or 100, o.Increment or 1
		local obj = { Value = math.clamp(o.Default or min, min, max), Type = "Slider" }
		local w = self.Width
		noteName(self, o.Name)

		local row = create("Frame", { BackgroundTransparency = 1, Size = UDim2.fromOffset(w, 30) })
		local label = makeLabel(row, o.Name or "Slider", 0, 6.6, T.Muted)
		local valueLabel = makeLabel(row, "", w, 6.6, T.Muted, "Right")
		local track = create("Frame", { Parent = row, Position = UDim2.fromOffset(0, 20), Size = UDim2.fromOffset(w, 5), BackgroundColor3 = T.Box, BorderSizePixel = 0 }, { corner(100) })
		local fill = create("Frame", { Parent = track, Size = UDim2.fromScale(0, 1), BackgroundColor3 = T.Accent, BorderSizePixel = 0 }, { corner(100) })
		local knob = create("Frame", { Parent = track, AnchorPoint = Vector2.new(0.5, 0.5), Position = UDim2.new(0, 0, 0.5, 0), Size = UDim2.fromOffset(9, 9), BackgroundColor3 = T.White, BorderSizePixel = 0, BackgroundTransparency = 1 }, { corner(100) })
		local hit = create("TextButton", { Parent = row, BackgroundTransparency = 1, Text = "", AutoButtonColor = false, Position = UDim2.fromOffset(0, 14), Size = UDim2.fromOffset(w, 17) })

		local shown = (obj.Value - min) / (max - min)
		local decimals = 0
		do
			local s = tostring(inc)
			local dot = s:find("%.")
			if dot then decimals = #s - dot end
		end
		local function fmt(v)
			return (decimals > 0 and string.format("%." .. decimals .. "f", v) or tostring(math.floor(v + 0.5))) .. (o.Suffix or "")
		end
		local hoverAmt = 0
		local function paint()
			fill.Size = UDim2.fromScale(math.clamp(shown, 0, 1), 1)
			knob.Position = UDim2.new(math.clamp(shown, 0, 1), 0, 0.5, 0)
			knob.BackgroundTransparency = 1 - hoverAmt
			valueLabel.TextColor3 = lerpColor(T.Muted, T.White, hoverAmt)
			label.TextColor3 = lerpColor(T.Muted, T.White, hoverAmt * 0.35)
		end
		local hv = animated(0, function(v) hoverAmt = v paint() end, Window.Cleanup)
		local shownAnim = animated(shown, function(v) shown = v paint() end, Window.Cleanup)

		self:Add(row, 30)

		function obj:Set(v, silent)
			v = math.clamp(tonumber(v) or min, min, max)
			v = math.floor((v - min) / inc + 0.5) * inc + min
			v = math.clamp(v, min, max)
			self.Value = v
			valueLabel.Text = fmt(v)
			shownAnim.To((v - min) / (max - min), DUR.controls)
			if self.Flag then Lycan.Flags[self.Flag] = v end
			if not silent then safe(o.Callback, v) end
		end
		local dragging = false
		local function fromInput(input)
			local pos = pointerPosition(input)
			local a = math.clamp((pos.X - track.AbsolutePosition.X) / math.max(1, track.AbsoluteSize.X), 0, 1)
			obj:Set(min + (max - min) * a, o.OnRelease) -- OnRelease: the callback waits for the mouse up
		end
		connect(hit.InputBegan, function(input)
			if inputIsPress(input) then dragging = true hv.To(1, DUR.hover) fromInput(input) end
		end)
		connect(hit.MouseEnter, function() hv.To(1, DUR.hover) end)
		connect(hit.MouseLeave, function() if not dragging then hv.To(0, DUR.hover) end end)
		connect(UserInputService.InputChanged, function(input)
			if dragging and (input.UserInputType == Enum.UserInputType.MouseMovement or input.UserInputType == Enum.UserInputType.Touch) then fromInput(input) end
		end)
		connect(UserInputService.InputEnded, function(input)
			if dragging and inputIsPress(input) then
				dragging = false hv.To(0, DUR.hover)
				if o.OnRelease then safe(o.Callback, obj.Value) end
			end
		end)

		valueLabel.Text = fmt(obj.Value)
		shownAnim.Set((obj.Value - min) / (max - min))
		register(o, obj)
		return obj
	end

	-- popup panel under an anchor (dropdown list, color picker)
	local function openPanel(anchor, width, height, build)
		closePopup()
		local startPos = overlayPos(anchor.AbsolutePosition)
		local aSize = anchor.AbsoluteSize / UIScale.Scale
		local x = math.clamp(startPos.X, 0, W - width)
		local frame = create("Frame", { Parent = Overlay, BackgroundColor3 = T.List, BackgroundTransparency = T.ListTr, Position = UDim2.fromOffset(x, startPos.Y + aSize.Y + 6), Size = UDim2.fromOffset(width, height), BorderSizePixel = 0, ZIndex = 60 }, { corner(6) })
		create("UIStroke", { Parent = frame, Color = T.ListStroke, Transparency = T.ListStrokeTr, Thickness = 1 })
		local mine = {}
		scope = mine
		build(frame)
		scope = nil
		presentPopup(frame, anchor, mine)
		return frame
	end
	-- dropdown
	function Container:Dropdown(o)
		o = o or {}
		local options = o.Options or {}
		local multi = o.Multi == true
		local obj = { Type = "Dropdown", Options = options }
		if multi then obj.Value = {} for _, v in ipairs(o.Default or {}) do obj.Value[v] = true end else obj.Value = o.Default or options[1] end
		local w = self.Width
		noteName(self, o.Name)

		local row = create("Frame", { BackgroundTransparency = 1, Size = UDim2.fromOffset(w, 49) })
		local label = makeLabel(row, o.Name or "Dropdown", 0, 6.6, T.Muted)
		local box = create("TextButton", { Parent = row, AutoButtonColor = false, Text = "", Position = UDim2.fromOffset(0, 21), Size = UDim2.fromOffset(w, 28), BackgroundColor3 = T.Box, BorderSizePixel = 0, ClipsDescendants = true }, { corner(6) })
		local valueText = makeLabel(box, "", 10, 14, T.Hover)
		local arrow = create("ImageLabel", { Parent = box, BackgroundTransparency = 1, Position = UDim2.fromOffset(w - 22, 8), Size = UDim2.fromOffset(13, 13), Image = asset("arrow"), ImageColor3 = T.Muted })
		valueText.Size = UDim2.fromOffset(w - 40, 14)
		valueText.AutomaticSize = Enum.AutomaticSize.None
		valueText.TextTruncate = Enum.TextTruncate.AtEnd

		local hv = animated(0, function(a)
			box.BackgroundColor3 = lerpColor(T.Box, T.BoxHover, a * 0.5)
			label.TextColor3 = lerpColor(T.Muted, T.White, a * 0.35)
		end, Window.Cleanup)
		connect(box.MouseEnter, function() hv.To(1, DUR.hover) end)
		connect(box.MouseLeave, function() hv.To(0, DUR.hover) end)

		local function text()
			if multi then
				local names = {}
				for _, opt in ipairs(options) do if obj.Value[opt] then names[#names + 1] = opt end end
				return #names > 0 and table.concat(names, ", ") or "None"
			end
			return tostring(obj.Value or "None")
		end

		self:Add(row, 49)

		function obj:Set(v, silent)
			if multi then
				local t = {}
				if type(v) == "table" then
					for k, val in pairs(v) do
						if type(k) == "number" then t[val] = true elseif val then t[k] = true end
					end
				end
				self.Value = t
			else
				self.Value = v
			end
			valueText.Text = text()
			if self.Flag then Lycan.Flags[self.Flag] = self.Value end
			if not silent then safe(o.Callback, self.Value) end
		end
		function obj:SetOptions(list)
			options = list
			self.Options = list
			if not multi and self.Value == nil then self:Set(list[1], true) end
		end

		connect(box.MouseButton1Click, function()
			if activePopup and activePopup.anchor == box then closePopup() return end
			local rowH, shownRows = 28, math.min(#options, 7)
			tween(arrow, { Rotation = 180 }, DUR.lists)
			local panel = openPanel(box, w, rowH * shownRows, function(frame)
				local scroll = create("ScrollingFrame", { Parent = frame, BackgroundTransparency = 1, BorderSizePixel = 0, Size = UDim2.fromScale(1, 1), CanvasSize = UDim2.fromOffset(0, rowH * #options), ScrollBarThickness = 0, ZIndex = 61 })
				for i, opt in ipairs(options) do
					local rowBtn = create("TextButton", { Parent = scroll, AutoButtonColor = false, Text = "", BackgroundTransparency = 1, Position = UDim2.fromOffset(0, (i - 1) * rowH), Size = UDim2.fromOffset(w, rowH), ZIndex = 61 })
					local rowHover = create("Frame", { Parent = rowBtn, Position = UDim2.fromOffset(3, 3), Size = UDim2.new(1, -6, 1, -6), BackgroundColor3 = T.White, BackgroundTransparency = 1, BorderSizePixel = 0, ZIndex = 61 }, { corner(3) })
					local active = multi and obj.Value[opt] or (not multi and obj.Value == opt)
					local txt = makeLabel(rowBtn, tostring(opt), 12, rowH / 2, active and T.ListActive or T.Muted)
					txt.ZIndex = 62
					connect(rowBtn.MouseEnter, function() tween(rowHover, { BackgroundTransparency = 1 - 12 / 255 }, DUR.hover) tween(txt, { TextColor3 = T.ListActive }, DUR.hover) end)
					connect(rowBtn.MouseLeave, function()
						tween(rowHover, { BackgroundTransparency = 1 }, DUR.hover)
						local on = multi and obj.Value[opt] or (not multi and obj.Value == opt)
						tween(txt, { TextColor3 = on and T.ListActive or T.Muted }, DUR.hover)
					end)
					connect(rowBtn.MouseButton1Click, function()
						if multi then
							local t = table.clone(obj.Value)
							t[opt] = not t[opt] or nil
							obj:Set(t)
						else
							obj:Set(opt)
							closePopup()
						end
					end)
				end
			end)
			local prevClose = activePopup.close
			activePopup.close = function() tween(arrow, { Rotation = 0 }, DUR.lists) prevClose() end
		end)

		valueText.Text = text()
		register(o, obj)
		return obj
	end

	-- keybind
	function Container:Keybind(o)
		o = o or {}
		local obj = { Value = o.Default, Type = "Keybind" }
		local w = self.Width
		noteName(self, o.Name)

		local row = create("Frame", { BackgroundTransparency = 1, Size = UDim2.fromOffset(w, 17) })
		local label = makeLabel(row, o.Name or "Keybind", 0, 8.5, T.Muted)
		local pill = create("TextButton", { Parent = row, AutoButtonColor = false, Text = "", AnchorPoint = Vector2.new(1, 0.5), Position = UDim2.fromOffset(w, 8.5), Size = UDim2.fromOffset(40, 17), AutomaticSize = Enum.AutomaticSize.X, BackgroundColor3 = T.Box, BorderSizePixel = 0 }, { corner(4), create("UIPadding", { PaddingLeft = UDim.new(0, 8), PaddingRight = UDim.new(0, 8) }) })
		local keyText = create("TextLabel", { Parent = pill, BackgroundTransparency = 1, Size = UDim2.fromOffset(0, 17), AutomaticSize = Enum.AutomaticSize.X, FontFace = InterMedium, TextSize = TEXT, TextColor3 = T.Muted, Text = "None" })

		local waiting = 0
		local hover = 0
		local function paint()
			pill.BackgroundColor3 = lerpColor(lerpColor(T.Box, T.BoxHover, hover * 0.5), T.Accent, waiting * 0.15)
			keyText.TextColor3 = lerpColor(T.Muted, T.White, math.max(waiting, hover * 0.5))
			label.TextColor3 = lerpColor(T.Muted, T.White, hover * 0.35)
		end
		local waitAnim = animated(0, function(v) waiting = v paint() end, Window.Cleanup)
		local hoverAnim = animated(0, function(v) hover = v paint() end, Window.Cleanup)
		connect(pill.MouseEnter, function() hoverAnim.To(1, DUR.hover) end)
		connect(pill.MouseLeave, function() hoverAnim.To(0, DUR.hover) end)

		self:Add(row, 17)

		function obj:Set(k, silent)
			if typeof(k) == "string" then k = Enum.KeyCode[k] end
			self.Value = k
			keyText.Text = k and k.Name or "None"
			if self.Flag then Lycan.Flags[self.Flag] = k end
		end

		local listening = false
		connect(pill.MouseButton1Click, function()
			if listening then return end
			listening = true
			keyText.Text = "..."
			waitAnim.To(1, DUR.controls)
			local conn
			conn = UserInputService.InputBegan:Connect(function(input)
				if input.UserInputType ~= Enum.UserInputType.Keyboard then return end
				conn:Disconnect()
				listening = false
				waitAnim.To(0, DUR.controls)
				if input.KeyCode == Enum.KeyCode.Escape then obj:Set(nil) else obj:Set(input.KeyCode) end
				safe(o.Changed, obj.Value)
			end)
		end)
		connect(UserInputService.InputBegan, function(input, processed)
			if listening or processed or not obj.Value or input.UserInputType ~= Enum.UserInputType.Keyboard then return end
			if input.KeyCode == obj.Value then safe(o.Callback, obj.Value) end
		end)
		if o.Mode == "Hold" then
			connect(UserInputService.InputEnded, function(input)
				if obj.Value and input.KeyCode == obj.Value and o.Released then safe(o.Released, obj.Value) end
			end)
		end

		obj:Set(obj.Value, true)
		register(o, obj)
		return obj
	end

	-- color picker
	function Container:ColorPicker(o)
		o = o or {}
		local obj = { Value = o.Default or T.White, Type = "ColorPicker" }
		local w = self.Width
		noteName(self, o.Name)

		local row = create("Frame", { BackgroundTransparency = 1, Size = UDim2.fromOffset(w, 13) })
		local label = makeLabel(row, o.Name or "Color", 0, 6.6, T.Muted)
		local swatch = create("TextButton", { Parent = row, AutoButtonColor = false, Text = "", AnchorPoint = Vector2.new(1, 0), Position = UDim2.fromOffset(w, 0), Size = UDim2.fromOffset(24, 13), BackgroundColor3 = obj.Value, BorderSizePixel = 0 }, { corner(3), create("UIStroke", { Color = T.ListStroke, Transparency = 1 - 30 / 255, Thickness = 1 }) })
		self:Add(row, 13)

		local h, s, v = obj.Value:ToHSV()
		function obj:Set(c, silent)
			self.Value = c
			h, s, v = c:ToHSV()
			swatch.BackgroundColor3 = c
			if self.Flag then Lycan.Flags[self.Flag] = c end
			if self.Refresh then self.Refresh() end
			if not silent then safe(o.Callback, c) end
		end

		connect(swatch.MouseEnter, function() tween(label, { TextColor3 = T.Hover }, DUR.hover) end)
		connect(swatch.MouseLeave, function() tween(label, { TextColor3 = T.Muted }, DUR.hover) end)
		connect(swatch.MouseButton1Click, function()
			if activePopup and activePopup.anchor == swatch then closePopup() return end
			openPanel(swatch, 196, 168, function(frame)
				local pad = 10
				local svW, svH = 176, 96
				local sv = create("Frame", { Parent = frame, Position = UDim2.fromOffset(pad, pad), Size = UDim2.fromOffset(svW, svH), BackgroundColor3 = Color3.fromHSV(h, 1, 1), BorderSizePixel = 0, ZIndex = 61 }, { corner(4) })
				local white = create("Frame", { Parent = sv, Size = UDim2.fromScale(1, 1), BackgroundColor3 = T.White, BorderSizePixel = 0, ZIndex = 62 }, { corner(4), create("UIGradient", { Transparency = NumberSequence.new({ NumberSequenceKeypoint.new(0, 0), NumberSequenceKeypoint.new(1, 1) }) }) })
				local black = create("Frame", { Parent = sv, Size = UDim2.fromScale(1, 1), BackgroundColor3 = rgb(0, 0, 0), BorderSizePixel = 0, ZIndex = 63 }, { corner(4), create("UIGradient", { Rotation = 90, Transparency = NumberSequence.new({ NumberSequenceKeypoint.new(0, 1), NumberSequenceKeypoint.new(1, 0) }) }) })
				local cursor = create("Frame", { Parent = sv, AnchorPoint = Vector2.new(0.5, 0.5), Size = UDim2.fromOffset(8, 8), BackgroundTransparency = 1, BorderSizePixel = 0, ZIndex = 64 }, { corner(100), create("UIStroke", { Color = T.White, Thickness = 1.5 }) })

				local hue = create("Frame", { Parent = frame, Position = UDim2.fromOffset(pad, pad + svH + 10), Size = UDim2.fromOffset(svW, 8), BackgroundColor3 = T.White, BorderSizePixel = 0, ZIndex = 61 }, { corner(100), create("UIGradient", { Color = ColorSequence.new({
					ColorSequenceKeypoint.new(0, rgb(255, 0, 0)), ColorSequenceKeypoint.new(1 / 6, rgb(255, 255, 0)), ColorSequenceKeypoint.new(2 / 6, rgb(0, 255, 0)),
					ColorSequenceKeypoint.new(3 / 6, rgb(0, 255, 255)), ColorSequenceKeypoint.new(4 / 6, rgb(0, 0, 255)), ColorSequenceKeypoint.new(5 / 6, rgb(255, 0, 255)), ColorSequenceKeypoint.new(1, rgb(255, 0, 0)) }) }) })
				local hueKnob = create("Frame", { Parent = hue, AnchorPoint = Vector2.new(0.5, 0.5), Position = UDim2.fromScale(0, 0.5), Size = UDim2.fromOffset(10, 10), BackgroundColor3 = T.White, BorderSizePixel = 0, ZIndex = 62 }, { corner(100) })

				local hex = create("TextBox", { Parent = frame, Position = UDim2.fromOffset(pad, pad + svH + 28), Size = UDim2.fromOffset(svW, 20), BackgroundColor3 = T.Box, BorderSizePixel = 0, FontFace = InterMedium, TextSize = TEXT, TextColor3 = T.Text, Text = "", ClearTextOnFocus = false, ZIndex = 61 }, { corner(4) })

				local function refresh()
					sv.BackgroundColor3 = Color3.fromHSV(h, 1, 1)
					cursor.Position = UDim2.fromScale(s, 1 - v)
					hueKnob.Position = UDim2.fromScale(h, 0.5)
					hex.Text = "#" .. obj.Value:ToHex():upper()
				end
				obj.Refresh = refresh
				local function apply()
					local c = Color3.fromHSV(h, s, v)
					obj.Value = c
					swatch.BackgroundColor3 = c
					if obj.Flag then Lycan.Flags[obj.Flag] = c end
					refresh()
					safe(o.Callback, c)
				end
				refresh()

				local dragSV, dragHue = false, false
				local function moveSV(input)
					local p = pointerPosition(input)
					s = math.clamp((p.X - sv.AbsolutePosition.X) / math.max(1, sv.AbsoluteSize.X), 0, 1)
					v = 1 - math.clamp((p.Y - sv.AbsolutePosition.Y) / math.max(1, sv.AbsoluteSize.Y), 0, 1)
					apply()
				end
				local function moveHue(input)
					local p = pointerPosition(input)
					h = math.clamp((p.X - hue.AbsolutePosition.X) / math.max(1, hue.AbsoluteSize.X), 0, 0.999)
					apply()
				end
				local b1 = create("TextButton", { Parent = sv, Text = "", BackgroundTransparency = 1, Size = UDim2.fromScale(1, 1), ZIndex = 65, AutoButtonColor = false })
				local b2 = create("TextButton", { Parent = hue, Text = "", BackgroundTransparency = 1, Size = UDim2.new(1, 0, 1, 8), Position = UDim2.fromOffset(0, -4), ZIndex = 65, AutoButtonColor = false })
				local c1 = b1.InputBegan:Connect(function(i) if inputIsPress(i) then dragSV = true moveSV(i) end end)
				local c2 = b2.InputBegan:Connect(function(i) if inputIsPress(i) then dragHue = true moveHue(i) end end)
				local c3 = UserInputService.InputChanged:Connect(function(i)
					if i.UserInputType ~= Enum.UserInputType.MouseMovement and i.UserInputType ~= Enum.UserInputType.Touch then return end
					if dragSV then moveSV(i) elseif dragHue then moveHue(i) end
				end)
				local c4 = UserInputService.InputEnded:Connect(function(i) if inputIsPress(i) then dragSV, dragHue = false, false end end)
				hex.FocusLost:Connect(function()
					local okc, c = pcall(Color3.fromHex, hex.Text)
					if okc then obj:Set(c) else refresh() end
				end)
				frame.Destroying:Connect(function()
					obj.Refresh = nil
					c1:Disconnect() c2:Disconnect() c3:Disconnect() c4:Disconnect()
				end)
			end)
		end)

		register(o, obj)
		return obj
	end

	-- textbox
	function Container:Textbox(o)
		o = o or {}
		local obj = { Value = o.Default or "", Type = "Textbox" }
		local w = self.Width
		noteName(self, o.Name)

		local row = create("Frame", { BackgroundTransparency = 1, Size = UDim2.fromOffset(w, 49) })
		local label = makeLabel(row, o.Name or "Textbox", 0, 6.6, T.Muted)
		local box = create("Frame", { Parent = row, Position = UDim2.fromOffset(0, 21), Size = UDim2.fromOffset(w, 28), BackgroundColor3 = T.Box, BorderSizePixel = 0 }, { corner(6) })
		local stroke = create("UIStroke", { Parent = box, Color = T.White, Transparency = 1, Thickness = 1 })
		local input = create("TextBox", { Parent = box, BackgroundTransparency = 1, Position = UDim2.fromOffset(10, 0), Size = UDim2.fromOffset(w - 20, 28), FontFace = InterMedium, TextSize = TEXT, TextColor3 = T.Text, PlaceholderText = o.Placeholder or "", PlaceholderColor3 = T.Muted, Text = obj.Value, ClearTextOnFocus = false, TextXAlignment = Enum.TextXAlignment.Left, ClipsDescendants = true })
		local focus = animated(0, function(a)
			stroke.Transparency = 1 - 0.35 * a
			label.TextColor3 = lerpColor(T.Muted, T.White, a * 0.5)
		end, Window.Cleanup)
		connect(input.Focused, function() focus.To(1, DUR.controls) end)
		connect(input.FocusLost, function()
			focus.To(0, DUR.controls)
			obj.Value = input.Text
			if obj.Flag then Lycan.Flags[obj.Flag] = obj.Value end
			safe(o.Callback, obj.Value)
		end)
		self:Add(row, 49)

		function obj:Set(v, silent)
			self.Value = tostring(v)
			input.Text = self.Value
			if self.Flag then Lycan.Flags[self.Flag] = self.Value end
			if not silent then safe(o.Callback, self.Value) end
		end
		register(o, obj)
		return obj
	end

	-- button
	function Container:Button(o)
		o = o or {}
		local obj = { Type = "Button" }
		local w = self.Width
		noteName(self, o.Name)

		local btn = create("TextButton", { AutoButtonColor = false, Text = "", Size = UDim2.fromOffset(w, 28), BackgroundColor3 = T.Panel, BackgroundTransparency = T.PanelTr, BorderSizePixel = 0 }, { corner(6) })
		local text = create("TextLabel", { Parent = btn, BackgroundTransparency = 1, Size = UDim2.fromScale(1, 1), FontFace = InterMedium, TextSize = TEXT, TextColor3 = T.Hover, Text = o.Name or "Button" })
		local hover, press = 0, 0
		local function paint()
			btn.BackgroundColor3 = lerpColor(lerpColor(T.Panel, T.PanelHover, hover), T.PanelPress, press)
			text.TextColor3 = lerpColor(T.Hover, T.White, hover)
		end
		local hv = animated(0, function(a) hover = a paint() end, Window.Cleanup)
		local pr = animated(0, function(a) press = a paint() end, Window.Cleanup)
		connect(btn.MouseEnter, function() hv.To(1, DUR.hover) end)
		connect(btn.MouseLeave, function() hv.To(0, DUR.hover) pr.To(0, DUR.press) end)
		connect(btn.MouseButton1Down, function() pr.To(1, DUR.press) end)
		connect(btn.MouseButton1Up, function() pr.To(0, DUR.press) end)
		connect(btn.MouseButton1Click, function() safe(o.Callback) end)
		self:Add(btn, 28)
		function obj:SetText(t) text.Text = t end
		return obj
	end

	-- label / paragraph
	function Container:Label(o)
		o = type(o) == "string" and { Text = o } or (o or {})
		local obj = { Type = "Label" }
		local w = self.Width
		local text = create("TextLabel", { BackgroundTransparency = 1, Size = UDim2.fromOffset(w, 13), FontFace = InterMedium, TextSize = TEXT, TextColor3 = T.Muted, Text = o.Text or o.Name or "", TextXAlignment = Enum.TextXAlignment.Left, TextWrapped = true, AutomaticSize = Enum.AutomaticSize.Y })
		local item = self:Add(text, 13)
		connect(text:GetPropertyChangedSignal("AbsoluteSize"), function()
			local h = math.max(13, text.AbsoluteSize.Y / UIScale.Scale)
			if math.abs(item.Height - h) > 0.5 then item.Height = h self:Update() end
		end)
		function obj:Set(t) text.Text = t end
		return obj
	end

	function Container:Paragraph(o)
		o = o or {}
		local obj = { Type = "Paragraph" }
		local w = self.Width
		local holder = create("Frame", { BackgroundTransparency = 1, Size = UDim2.fromOffset(w, 30) })
		makeLabel(holder, o.Title or o.Name or "", 0, 6.6, T.White)
		local body = create("TextLabel", { Parent = holder, BackgroundTransparency = 1, Position = UDim2.fromOffset(0, 18), Size = UDim2.fromOffset(w, 12), FontFace = InterMedium, TextSize = TEXT, TextColor3 = T.Muted, Text = o.Content or "", TextXAlignment = Enum.TextXAlignment.Left, TextYAlignment = Enum.TextYAlignment.Top, TextWrapped = true, AutomaticSize = Enum.AutomaticSize.Y })
		local item = self:Add(holder, 30)
		connect(body:GetPropertyChangedSignal("AbsoluteSize"), function()
			local h = 18 + math.max(12, body.AbsoluteSize.Y / UIScale.Scale)
			if math.abs(item.Height - h) > 0.5 then item.Height = h holder.Size = UDim2.fromOffset(w, h) self:Update() end
		end)
		function obj:Set(t) body.Text = t end
		return obj
	end

	-- page / section
	local Page = {}
	Page.__index = Page
	local Section = {}
	Section.__index = Section
	setmetatable(Section, { __index = Container })

	local COL_X = { Left = 0, Right = 275 }

	local function buildPage(tab, name)
		local group = create("Frame", { Name = "Page_" .. name, Parent = content, BackgroundTransparency = 1, Position = UDim2.fromOffset(15, 90), Size = UDim2.fromOffset(560, 373), Visible = false, ClipsDescendants = true })
		local scroll = create("ScrollingFrame", { Parent = group, BackgroundTransparency = 1, BorderSizePixel = 0, Size = UDim2.fromScale(1, 1), CanvasSize = UDim2.fromOffset(0, 0), ScrollBarThickness = 0, ScrollingDirection = Enum.ScrollingDirection.Y, ElasticBehavior = Enum.ElasticBehavior.Never })
		local track = create("Frame", { Name = "Track", Parent = group, Position = UDim2.fromOffset(550, 0), Size = UDim2.fromOffset(10, 373), BackgroundColor3 = T.Panel, BackgroundTransparency = T.PanelTr, BorderSizePixel = 0, Visible = false })
		local thumb = create("Frame", { Parent = track, Size = UDim2.fromOffset(10, 100), BackgroundColor3 = T.Accent, BorderSizePixel = 0 }, { corner(100) })
		local page = setmetatable({ Tab = tab, Name = name, Group = group, Scroll = scroll, Sections = {}, Cols = { Left = 0, Right = 0 } }, Page)

		function page:Update()
			local cols = { Left = 0, Right = 0 }
			for _, sec in ipairs(self.Sections) do
				local c = cols[sec.Side]
				sec.TitleLabel.Position = UDim2.fromOffset(COL_X[sec.Side], c - 3)
				sec.Card.Position = UDim2.fromOffset(COL_X[sec.Side], c + 17)
				cols[sec.Side] = c + 17 + sec.Card.Size.Y.Offset + 9
			end
			local bottom = math.max(cols.Left, cols.Right) - 9 + 15
			scroll.CanvasSize = UDim2.fromOffset(0, math.max(bottom, 0))
			self.Cols = cols
			self:UpdateBar()
		end

		function page:UpdateBar()
			local view = 373
			local canvas = scroll.AbsoluteCanvasSize.Y / math.max(UIScale.Scale, 0.01)
			if canvas <= view + 1 then track.Visible = false return end
			track.Visible = true
			local ratio = view / canvas
			local th = math.max(24, 373 * ratio)
			local maxScroll = canvas - view
			local pos = (scroll.CanvasPosition.Y / math.max(maxScroll, 1)) * (373 - th)
			thumb.Size = UDim2.fromOffset(10, th)
			thumb.Position = UDim2.fromOffset(0, math.clamp(pos, 0, 373 - th))
		end
		connect(scroll:GetPropertyChangedSignal("CanvasPosition"), function() page:UpdateBar() end)
		connect(scroll:GetPropertyChangedSignal("AbsoluteCanvasSize"), function() page:UpdateBar() end)

		-- scrollbar thumb drag
		local dragging, startY, startCanvas
		connect(thumb.InputBegan, function(input)
			if inputIsPress(input) then dragging, startY, startCanvas = true, pointerPosition(input).Y, scroll.CanvasPosition.Y end
		end)
		connect(UserInputService.InputChanged, function(input)
			if not dragging then return end
			if input.UserInputType ~= Enum.UserInputType.MouseMovement and input.UserInputType ~= Enum.UserInputType.Touch then return end
			local canvas = scroll.AbsoluteCanvasSize.Y / math.max(UIScale.Scale, 0.01)
			local view = 373
			local th = math.max(24, 373 * view / canvas)
			local dy = (pointerPosition(input).Y - startY) / UIScale.Scale
			scroll.CanvasPosition = Vector2.new(0, startCanvas + dy * (canvas - view) / math.max(373 - th, 1))
		end)
		connect(UserInputService.InputEnded, function(input) if dragging and inputIsPress(input) then dragging = false end end)
		return page
	end

	function Tab:Page(popts)
		popts = type(popts) == "string" and { Name = popts } or (popts or {})
		local page = buildPage(self, popts.Name or "Main")
		self.Pages[#self.Pages + 1] = page
		if not self.CurrentPage then self.CurrentPage = page end
		if self.PendingSelect then
			self.PendingSelect = nil
			task.defer(function() selectTab(self, true) end)
		end
		return page
	end

	function Page:Section(sopts)
		sopts = type(sopts) == "string" and { Name = sopts } or (sopts or {})
		local side = sopts.Side == "Right" and "Right" or (sopts.Side == "Left" and "Left")
		if not side then side = self.Cols.Left <= self.Cols.Right and "Left" or "Right" end

		local titleLabel = makeLabel(self.Scroll, sopts.Name or "Section", 0, 0, T.Muted)
		local card = create("Frame", { Parent = self.Scroll, Size = UDim2.fromOffset(260, 24), BackgroundColor3 = T.Panel, BackgroundTransparency = T.PanelTr, BorderSizePixel = 0 }, { corner(8) })
		local holder = create("Frame", { Parent = card, BackgroundTransparency = 1, Position = UDim2.fromOffset(12, 12), Size = UDim2.fromOffset(236, 0) })

		local sec = setmetatable({ Page = self, Side = side, TitleLabel = titleLabel, Card = card, Tab = self.Tab }, Section)
		local c = newContainer(holder, 236, false, function(h)
			holder.Size = UDim2.fromOffset(236, h)
			card.Size = UDim2.fromOffset(260, h + 24)
			self:Update()
		end)
		c.Tab = self.Tab
		-- section is its own container, reuse the fields
		sec.Holder, sec.Width, sec.Compact, sec.Items, sec.Height, sec.OnResize = c.Holder, c.Width, c.Compact, c.Items, 0, c.OnResize
		self.Sections[#self.Sections + 1] = sec
		sec:Update()
		return sec
	end

	-- no page made = default page called Main
	function Tab:Section(sopts)
		local page = self.CurrentPage or self:Page({ Name = self.PageName or "Main" })
		return page:Section(sopts)
	end

	-- search (filters tabs by tab / control name)
	connect(searchBox:GetPropertyChangedSignal("Text"), function()
		local q = searchBox.Text:lower()
		for _, tab in ipairs(Window.Tabs) do
			local match = q == ""
			if not match then
				if tab.Name:lower():find(q, 1, true) then match = true end
				if not match then for _, n in ipairs(tab.Names) do if n:find(q, 1, true) then match = true break end end end
			end
			tab.Match = match
		end
		layoutNav(true)
	end)

	-- built in popups: configs (left button), settings (right button)
	local function popupContainer(anchor, width, title, buildFn)
		closePopup()
		local h = 0
		local startPos = overlayPos(anchor.AbsolutePosition)
		local aSize = anchor.AbsoluteSize / UIScale.Scale
		local x = math.clamp(startPos.X + (anchor == settingsButton and aSize.X - width or 0), 0, W - width)
		local frame = create("Frame", { Parent = Overlay, BackgroundColor3 = T.List, BackgroundTransparency = T.ListTr, Position = UDim2.fromOffset(x, startPos.Y + aSize.Y + 6), Size = UDim2.fromOffset(width, 40), BorderSizePixel = 0, ZIndex = 60 }, { corner(8) })
		create("UIStroke", { Parent = frame, Color = T.ListStroke, Transparency = T.ListStrokeTr, Thickness = 1 })
		makeLabel(frame, title, 12, 18, T.White).ZIndex = 61
		local holder = create("Frame", { Parent = frame, BackgroundTransparency = 1, Position = UDim2.fromOffset(12, 36), Size = UDim2.fromOffset(width - 24, 0), ZIndex = 61 })
		local cont = newContainer(holder, width - 24, true, function(ch)
			holder.Size = UDim2.fromOffset(width - 24, ch)
			frame.Size = UDim2.fromOffset(width, ch + 36 + 12)
		end)
		cont.Tab = nil
		local mine = {}
		scope = mine
		buildFn(cont)
		cont:Update()
		scope = nil
		for _, d in ipairs(frame:GetDescendants()) do
			if d:IsA("GuiObject") then d.ZIndex = math.max(d.ZIndex, 61) end
		end
		presentPopup(frame, anchor, mine)
	end
	Window.OnLeftButton = nil
	connect(leftButton.MouseButton1Click, function()
		if activePopup and activePopup.anchor == leftButton then closePopup() return end
		if Window.OnLeftButton then safe(Window.OnLeftButton) return end
		popupContainer(leftButton, 220, "Configs", function(cont)
			local name = "default"
			cont:Textbox({ Name = "Config name", Default = name, Callback = function(t) name = t end })
			cont:Button({ Name = "Save", Callback = function()
				local ok = Lycan:SaveConfig(name)
				Window:Notify({ Title = "Config", Content = ok and ("saved " .. name) or "executor can't write files", Type = ok and "success" or "error" })
			end })
			cont:Button({ Name = "Load", Callback = function()
				local ok = Lycan:LoadConfig(name)
				Window:Notify({ Title = "Config", Content = ok and ("loaded " .. name) or ("no config named " .. name), Type = ok and "success" or "warning" })
			end })
			-- listfiles can be slow, so the list fills in after the popup is already open
			local saved = cont:Label({ Text = "" })
			task.spawn(function()
				local list = Lycan:ListConfigs()
				saved:Set(#list > 0 and ("saved: " .. table.concat(list, ", ")) or "no saved configs")
			end)
		end)
	end)

	connect(settingsButton.MouseButton1Click, function()
		if activePopup and activePopup.anchor == settingsButton then closePopup() return end
		popupContainer(settingsButton, 220, "Settings", function(cont)
			cont:Toggle({ Name = "Background glow", Default = Window.Glow, Callback = function(v) Window:SetGlow(v) end })
			cont:Slider({ Name = "Window opacity", Min = 30, Max = 100, Default = math.floor(Window.Opacity * 100 + 0.5), Suffix = "%", Callback = function(v) Window:SetOpacity(v / 100) end })
			cont:Slider({ Name = "UI scale", Min = 50, Max = 150, Increment = 5, OnRelease = true, Default = math.floor(UIScale.Scale * 20 + 0.5) * 5, Suffix = "%", Callback = function(v) Window:SetScale(v / 100) end })
			cont:Keybind({ Name = "Menu key", Default = Window.Keybind, Changed = function(k) if k then Window.Keybind = k end end })
			cont:Button({ Name = "Unload", Callback = function() Window:Destroy() end })
		end)
	end)

	-- toggle key + mobile button
	Window.Keybind = opts.Keybind or Enum.KeyCode.RightShift
	function Window:Toggle(state)
		if state == nil then state = not self.Toggled end
		self.Toggled = state
		Main.Visible = state
		if not state then closePopup() end
	end
	connect(UserInputService.InputBegan, function(input, processed)
		if processed then return end
		if input.UserInputType == Enum.UserInputType.Keyboard and input.KeyCode == Window.Keybind then Window:Toggle() end
	end)

	if Lycan.IsMobile or opts.MobileButton then
		local pill = create("TextButton", { Parent = gui, AutoButtonColor = false, Text = "", AnchorPoint = Vector2.new(0.5, 0), Position = UDim2.new(0.5, 0, 0, 12), Size = UDim2.fromOffset(40, 40), BackgroundColor3 = T.Side, BackgroundTransparency = 0.05, BorderSizePixel = 0 }, { corner(20), create("UIStroke", { Color = T.ListStroke, Transparency = T.ListStrokeTr }) })
		create("ImageLabel", { Parent = pill, BackgroundTransparency = 1, AnchorPoint = Vector2.new(0.5, 0.5), Position = UDim2.fromScale(0.5, 0.5), Size = UDim2.fromOffset(20, 20), Image = asset("logo_pill") })
		connect(pill.MouseButton1Click, function() Window:Toggle() end)
	end

	-- notifications
	local toasts = create("Frame", { Name = "Toasts", Parent = gui, BackgroundTransparency = 1, AnchorPoint = Vector2.new(1, 1), Position = UDim2.new(1, -20, 1, -20), Size = UDim2.fromOffset(270, 400) })
	create("UIListLayout", { Parent = toasts, FillDirection = Enum.FillDirection.Vertical, VerticalAlignment = Enum.VerticalAlignment.Bottom, HorizontalAlignment = Enum.HorizontalAlignment.Right, Padding = UDim.new(0, 10), SortOrder = Enum.SortOrder.LayoutOrder })

	function Window:Notify(n)
		n = n or {}
		local duration = n.Duration or 4
		local kindColor = ({ success = T.White, error = rgb(255, 120, 120), warning = rgb(255, 210, 120) })[n.Type] or T.White
		local wrapper = create("Frame", { Parent = toasts, BackgroundTransparency = 1, Size = UDim2.fromOffset(260, 0), AutomaticSize = Enum.AutomaticSize.Y })
		-- the bar sits outside the list so it can stick to the bottom
		local card = create("Frame", { Parent = wrapper, Position = UDim2.fromOffset(280, 0), Size = UDim2.fromOffset(260, 0), AutomaticSize = Enum.AutomaticSize.Y, BackgroundColor3 = T.List, BackgroundTransparency = T.ListTr, BorderSizePixel = 0, ClipsDescendants = true }, {
			corner(8), create("UIStroke", { Color = T.ListStroke, Transparency = T.ListStrokeTr, Thickness = 1 }),
		})
		local body = create("Frame", { Parent = card, BackgroundTransparency = 1, Size = UDim2.fromOffset(260, 0), AutomaticSize = Enum.AutomaticSize.Y }, {
			create("UIPadding", { PaddingLeft = UDim.new(0, 12), PaddingRight = UDim.new(0, 12), PaddingTop = UDim.new(0, 11), PaddingBottom = UDim.new(0, 14) }),
			create("UIListLayout", { Padding = UDim.new(0, 4), SortOrder = Enum.SortOrder.LayoutOrder }),
		})
		create("TextLabel", { Parent = body, LayoutOrder = 1, BackgroundTransparency = 1, Size = UDim2.new(1, 0, 0, 13), FontFace = InterSemi, TextSize = TEXT, TextColor3 = kindColor, Text = n.Title or "Lycan", TextXAlignment = Enum.TextXAlignment.Left })
		if n.Content and n.Content ~= "" then
			create("TextLabel", { Parent = body, LayoutOrder = 2, BackgroundTransparency = 1, Size = UDim2.new(1, 0, 0, 12), AutomaticSize = Enum.AutomaticSize.Y, FontFace = InterMedium, TextSize = TEXT, TextColor3 = T.Muted, Text = n.Content, TextXAlignment = Enum.TextXAlignment.Left, TextYAlignment = Enum.TextYAlignment.Top, TextWrapped = true })
		end
		-- inset and rounded, clipping ignores the card's corners so a flush bar sticks out past them
		local bar = create("Frame", { Parent = card, AnchorPoint = Vector2.new(0, 1), Position = UDim2.new(0, 12, 1, -7), Size = UDim2.new(1, -24, 0, 2), BackgroundColor3 = kindColor, BackgroundTransparency = 0.45, BorderSizePixel = 0, ZIndex = 3 }, { corner(100) })

		tween(card, { Position = UDim2.fromOffset(0, 0) }, DUR.pages)
		tween(bar, { Size = UDim2.new(0, 0, 0, 2) }, duration, Enum.EasingStyle.Linear)
		task.delay(duration, function()
			if not card.Parent then return end
			tween(card, { Position = UDim2.fromOffset(280, 0) }, DUR.pages)
			task.wait(DUR.pages)
			wrapper:Destroy()
		end)
	end

	-- unload
	function Window:Destroy()
		closePopup()
		for _, c in ipairs(self.Cleanup) do pcall(function() c:Disconnect() end) end
		table.clear(self.Cleanup)
		gui:Destroy()
		if Lycan.Window == self then Lycan.Window = nil end
	end

	-- make sure the first tab shows even if no page was made
	task.defer(function()
		if not selectedTab and Window.Tabs[1] then
			local tab = Window.Tabs[1]
			if #tab.Pages == 0 then tab:Page({ Name = "Main" }) end
			selectTab(tab, true)
		end
	end)

	Lycan.Window = Window
	return Window
end

return Lycan