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--// MODERN VISUAL PET INVENTORY (CLIENT ONLY)
--// NO SERVER | NO REMOTE | SAFE

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

local player = Players.LocalPlayer
local gui = Instance.new("ScreenGui", player.PlayerGui)
gui.Name = "VisualPetSandbox"
gui.ResetOnSpawn = false

-- cleanup
for _,v in ipairs(player.PlayerGui:GetChildren()) do
    if v ~= gui and v.Name == gui.Name then
        v:Destroy()
    end
end

--------------------------------------------------
-- UTIL
--------------------------------------------------
local function corner(o,r)
    Instance.new("UICorner",o).CornerRadius = UDim.new(0,r)
end

local function tween(o,t,p)
    TweenService:Create(o,TweenInfo.new(t,Enum.EasingStyle.Quint),p):Play()
end

--------------------------------------------------
-- MAIN WINDOW
--------------------------------------------------
local main = Instance.new("Frame",gui)
main.Size = UDim2.fromOffset(600,330)
main.Position = UDim2.fromScale(0.5,0.5)
main.AnchorPoint = Vector2.new(0.5,0.5)
main.BackgroundColor3 = Color3.fromRGB(18,22,30)
main.BorderSizePixel = 0
corner(main,18)

-- RGB BORDER
local stroke = Instance.new("UIStroke",main)
stroke.Thickness = 2
stroke.Transparency = 0.2

task.spawn(function()
    local h = 0
    while gui.Parent do
        h = (h + 0.5) % 360
        stroke.Color = Color3.fromHSV(h/360,1,1)
        task.wait(0.03)
    end
end)

--------------------------------------------------
-- HEADER + DRAG (SMOOTH & REAL)
--------------------------------------------------
local header = Instance.new("Frame",main)
header.Size = UDim2.new(1,0,0,45)
header.BackgroundTransparency = 1

local title = Instance.new("TextLabel",header)
title.Text = "Visual Pet Sandbox"
title.Font = Enum.Font.GothamBold
title.TextSize = 17
title.TextColor3 = Color3.fromRGB(230,240,255)
title.Size = UDim2.fromScale(1,1)
title.BackgroundTransparency = 1

do
    local dragging = false
    local dragStart, startPos

    header.InputBegan:Connect(function(i)
        if i.UserInputType == Enum.UserInputType.MouseButton1 then
            dragging = true
            dragStart = i.Position
            startPos = main.Position
        end
    end)

    UIS.InputChanged:Connect(function(i)
        if dragging and i.UserInputType == Enum.UserInputType.MouseMovement then
            local delta = i.Position - dragStart
            main.Position = UDim2.new(
                startPos.X.Scale,
                startPos.X.Offset + delta.X,
                startPos.Y.Scale,
                startPos.Y.Offset + delta.Y
            )
        end
    end)

    UIS.InputEnded:Connect(function(i)
        if i.UserInputType == Enum.UserInputType.MouseButton1 then
            dragging = false
        end
    end)
end

--------------------------------------------------
-- DATA
--------------------------------------------------
local PETS = {
    "Frost Spirit",
    "Gilded Seraphin",
    "Christmas Tree"
}

local inventory = {}
local equipped = {}

--------------------------------------------------
-- VISUAL PET MODEL
--------------------------------------------------
local function createPetModel(name, mutation)
    local m = Instance.new("Model")
    m.Name = name

    local p = Instance.new("Part")
    p.Size = Vector3.new(1.6,1.6,1.6)
    p.Shape = Enum.PartType.Ball
    p.Material = Enum.Material.Neon
    p.CanCollide = false
    p.Anchored = false
    p.Color =
        mutation=="Rainbow" and Color3.fromHSV(math.random(),1,1)
        or mutation=="Golden" and Color3.fromRGB(255,215,0)
        or Color3.fromRGB(150,200,255)
    p.Parent = m

    local bill = Instance.new("BillboardGui",p)
    bill.Size = UDim2.fromOffset(160,45)
    bill.StudsOffset = Vector3.new(0,2.3,0)
    bill.AlwaysOnTop = true

    local txt = Instance.new("TextLabel",bill)
    txt.BackgroundTransparency = 1
    txt.Size = UDim2.fromScale(1,1)
    txt.Text = mutation and mutation~="" and (name.." ["..mutation.."]") or name
    txt.Font = Enum.Font.GothamBold
    txt.TextSize = 13
    txt.TextColor3 = Color3.fromRGB(235,245,255)

    m.PrimaryPart = p
    m.Parent = workspace
    return m
end

--------------------------------------------------
-- EQUIP VISUAL (ORBIT)
--------------------------------------------------
RunService.RenderStepped:Connect(function()
    local char = player.Character
    if not char or not char:FindFirstChild("HumanoidRootPart") then return end

    for i,pet in ipairs(equipped) do
        if pet.PrimaryPart then
            local angle = tick()*1.5 + (i*math.pi*2/#equipped)
            local offset = CFrame.new(math.cos(angle)*3,1.5,math.sin(angle)*3)
            pet:PivotTo(char.HumanoidRootPart.CFrame * offset)
        end
    end
end)

--------------------------------------------------
-- UI CONTENT
--------------------------------------------------
local content = Instance.new("Frame",main)
content.Position = UDim2.fromOffset(15,55)
content.Size = UDim2.new(1,-30,1,-70)
content.BackgroundTransparency = 1

local layout = Instance.new("UIListLayout",content)
layout.Padding = UDim.new(0,10)

for _,pet in ipairs(PETS) do
    local card = Instance.new("Frame",content)
    card.Size = UDim2.new(1,0,0,70)
    card.BackgroundColor3 = Color3.fromRGB(28,33,45)
    corner(card,14)

    local name = Instance.new("TextLabel",card)
    name.Text = pet
    name.Font = Enum.Font.GothamBold
    name.TextSize = 15
    name.TextColor3 = Color3.fromRGB(210,225,255)
    name.Position = UDim2.fromOffset(12,6)
    name.Size = UDim2.new(1,-24,0,20)
    name.BackgroundTransparency = 1

    local amountLabel = Instance.new("TextLabel",card)
    amountLabel.Text = "Jumlah"
    amountLabel.Font = Enum.Font.Gotham
    amountLabel.TextSize = 11
    amountLabel.TextColor3 = Color3.fromRGB(160,170,190)
    amountLabel.Position = UDim2.fromOffset(12,30)
    amountLabel.BackgroundTransparency = 1
    amountLabel.Size = UDim2.fromOffset(60,15)

    local amount = Instance.new("TextBox",card)
    amount.Size = UDim2.fromOffset(60,26)
    amount.Position = UDim2.fromOffset(12,44)
    amount.BackgroundColor3 = Color3.fromRGB(40,45,60)
    amount.TextColor3 = Color3.new(1,1,1)
    amount.Text = "1"
    corner(amount,8)

    local mutLabel = Instance.new("TextLabel",card)
    mutLabel.Text = "Mutasi (opsional)"
    mutLabel.Font = Enum.Font.Gotham
    mutLabel.TextSize = 11
    mutLabel.TextColor3 = Color3.fromRGB(160,170,190)
    mutLabel.Position = UDim2.fromOffset(85,30)
    mutLabel.BackgroundTransparency = 1
    mutLabel.Size = UDim2.fromOffset(120,15)

    local mutation = Instance.new("TextBox",card)
    mutation.Size = UDim2.fromOffset(140,26)
    mutation.Position = UDim2.fromOffset(85,44)
    mutation.BackgroundColor3 = Color3.fromRGB(40,45,60)
    mutation.TextColor3 = Color3.new(1,1,1)
    mutation.PlaceholderText = "Rainbow / Golden"
    corner(mutation,8)

    local add = Instance.new("TextButton",card)
    add.Text = "ADD"
    add.Size = UDim2.fromOffset(70,26)
    add.Position = UDim2.fromOffset(240,44)
    add.BackgroundColor3 = Color3.fromRGB(90,120,255)
    add.TextColor3 = Color3.new(1,1,1)
    corner(add,10)

    add.MouseButton1Click:Connect(function()
        local n = tonumber(amount.Text) or 1
        local mut = mutation.Text ~= "" and mutation.Text or nil
        for i=1,math.clamp(n,1,10) do
            local petModel = createPetModel(pet,mut)
            table.insert(inventory,petModel)
            table.insert(equipped,petModel)
        end
    end)
end