Math Murder THE BEST

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-- [[ BloxScripts Risk Notice ]]
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local players_service = game:GetService("Players")
local workspace_service = game:GetService("Workspace")
local tween_service = game:GetService("TweenService")
local user_input_service = game:GetService("UserInputService")
local run_service = game:GetService("RunService")
local lighting_service = game:GetService("Lighting")
local stats_service = game:GetService("Stats")
local virtual_input_manager = game:GetService("VirtualInputManager")
local core_gui_service = game:GetService("CoreGui")

local local_player = players_service.LocalPlayer
local player_gui = local_player:WaitForChild("PlayerGui")
local current_camera = workspace_service.CurrentCamera

local state = {
    auto_answer = false,
    humanize_typing = false,
    auto_click_detector = true,
    spatial_3d_enabled = true,
    bezier_spline_enabled = true,
    overlay_2d_enabled = true,
    crosshair_enabled = true,
    world_vfx_enabled = true,
    player_trail_enabled = true,
    reaction_delay = 0.05,
    delay_presets = { 0.05, 0.25, 0.50, 0.85 },
    delay_index = 1,
    solved_count = 0,
    last_question = "",
    last_answer = "",
    is_submitting = false,
    ui_visible = true,
    wave_time = 0,
    board_part = nil,
    board_label = nil,
    board_highlight = nil,
    wireframe_adornment = nil,
    aura_adornment = nil,
    player_trail = nil,
    trail_att_0 = nil,
    trail_att_1 = nil,
    bloom_effect = nil,
    color_correction = nil,
    dof_effect = nil,
    last_cam_look = Vector3.new(0, 0, -1),
    sway_offset = Vector2.new(0, 0),
    ghost_bar_ratio = 1,
    main_bar_ratio = 1,
    crosshair_angle = 0,
    crosshair_gap = 6,
    toast_list = {},
    active_shockwaves = {},
    active_floating_texts = {},
    render_connection = nil,
    input_connection = nil
}

local ui_refs = {
    screen_gui = nil,
    main_container = nil,
    window_scale = nil,
    target_hud = nil,
    target_eq_label = nil,
    target_ans_label = nil,
    target_dist_label = nil,
    target_main_bar = nil,
    target_ghost_bar = nil,
    watermark_label = nil,
    binds_frame = nil,
    binds_list_labels = {},
    overlay_box_frame = nil,
    overlay_corners = {},
    overlay_tag = nil,
    overlay_bar_main = nil,
    overlay_bar_ghost = nil,
    oof_arrow = nil,
    crosshair_lines = {},
    toast_holder = nil
}

local function get_ui_parent()
    local success, core_ref = pcall(function()
        return core_gui_service
    end)
    if success and core_ref then
        return core_ref
    end
    return player_gui
end

local function lerp_number(start_val, end_val, alpha_val)
    return start_val + (end_val - start_val) * math.clamp(alpha_val, 0, 1)
end

local function lerp_color(color_a, color_b, alpha_val)
    local clamped = math.clamp(alpha_val, 0, 1)
    return Color3.new(
        lerp_number(color_a.R, color_b.R, clamped),
        lerp_number(color_a.G, color_b.G, clamped),
        lerp_number(color_a.B, color_b.B, clamped)
    )
end

local function get_wave_color(phase_offset)
    local cycle = (state.wave_time * 1.4 + (phase_offset or 0)) % 3
    local color_cyan = Color3.fromRGB(0, 225, 255)
    local color_violet = Color3.fromRGB(150, 80, 255)
    local color_emerald = Color3.fromRGB(0, 255, 175)

    if cycle < 1 then
        return lerp_color(color_cyan, color_violet, cycle)
    elseif cycle < 2 then
        return lerp_color(color_violet, color_emerald, cycle - 1)
    end
    return lerp_color(color_emerald, color_cyan, cycle - 2)
end

local function play_tween(instance_obj, duration, easing_style, easing_direction, property_table)
    if not instance_obj then return nil end
    local tween_info = TweenInfo.new(duration, easing_style, easing_direction)
    local tween_object = tween_service:Create(instance_obj, tween_info, property_table)
    tween_object:Play()
    return tween_object
end

local function cleanup_all()
    local parent_container = get_ui_parent()
    local old_ui = parent_container:FindFirstChild("math_murder_vfx_suite")
    if old_ui then old_ui:Destroy() end

    local old_pg_ui = player_gui:FindFirstChild("math_murder_vfx_suite")
    if old_pg_ui then old_pg_ui:Destroy() end

    local old_folder = workspace_service:FindFirstChild("math_murder_3d_vfx_folder")
    if old_folder then old_folder:Destroy() end

    local old_bloom = lighting_service:FindFirstChild("mm_vfx_bloom")
    if old_bloom then old_bloom:Destroy() end

    local old_cc = lighting_service:FindFirstChild("mm_vfx_cc")
    if old_cc then old_cc:Destroy() end

    local old_dof = lighting_service:FindFirstChild("mm_vfx_dof")
    if old_dof then old_dof:Destroy() end
end

local vfx_folder = nil

local function ensure_vfx_folder()
    if vfx_folder and vfx_folder.Parent then return vfx_folder end
    vfx_folder = Instance.new("Folder")
    vfx_folder.Name = "math_murder_3d_vfx_folder"
    vfx_folder.Parent = workspace_service
    return vfx_folder
end

local function setup_lighting_vfx()
    local bloom = Instance.new("BloomEffect")
    bloom.Name = "mm_vfx_bloom"
    bloom.Intensity = 0.65
    bloom.Size = 24
    bloom.Threshold = 0.85
    bloom.Enabled = state.world_vfx_enabled
    bloom.Parent = lighting_service
    state.bloom_effect = bloom

    local color_corr = Instance.new("ColorCorrectionEffect")
    color_corr.Name = "mm_vfx_cc"
    color_corr.Saturation = 0.18
    color_corr.Contrast = 0.12
    color_corr.TintColor = Color3.fromRGB(240, 245, 255)
    color_corr.Enabled = state.world_vfx_enabled
    color_corr.Parent = lighting_service
    state.color_correction = color_corr

    local dof = Instance.new("DepthOfFieldEffect")
    dof.Name = "mm_vfx_dof"
    dof.FarIntensity = 0.35
    dof.NearIntensity = 0
    dof.FocusDistance = 15
    dof.InFocusRadius = 20
    dof.Enabled = state.world_vfx_enabled and state.ui_visible
    dof.Parent = lighting_service
    state.dof_effect = dof
end

local function setup_character_trail()
    local character = local_player.Character
    local root_part = character and character:FindFirstChild("HumanoidRootPart")
    if not root_part then return end

    if state.player_trail and state.player_trail.Parent then
        state.player_trail.Enabled = state.player_trail_enabled
        state.player_trail.Color = ColorSequence.new(get_wave_color(0), get_wave_color(1.2))
        return
    end

    local att_top = Instance.new("Attachment")
    att_top.Name = "mm_trail_top"
    att_top.Position = Vector3.new(0, 1.2, 0)
    att_top.Parent = root_part

    local att_bottom = Instance.new("Attachment")
    att_bottom.Name = "mm_trail_bottom"
    att_bottom.Position = Vector3.new(0, -1.8, 0)
    att_bottom.Parent = root_part

    local trail = Instance.new("Trail")
    trail.Name = "mm_neon_trail"
    trail.Attachment0 = att_top
    trail.Attachment1 = att_bottom
    trail.Lifetime = 0.55
    trail.LightEmission = 0.9
    trail.Transparency = NumberSequence.new({
        NumberSequenceKeypoint.new(0, 0.25),
        NumberSequenceKeypoint.new(1, 1)
    })
    trail.WidthScale = NumberSequence.new({
        NumberSequenceKeypoint.new(0, 1),
        NumberSequenceKeypoint.new(1, 0)
    })
    trail.Color = ColorSequence.new(get_wave_color(0), get_wave_color(1.2))
    trail.Enabled = state.player_trail_enabled
    trail.Parent = root_part

    state.trail_att_0 = att_top
    state.trail_att_1 = att_bottom
    state.player_trail = trail
end

local function push_toast(title_text, body_text, duration_sec)
    if not ui_refs.toast_holder then return end
    local life_time = duration_sec or 3.2

    local toast_frame = Instance.new("Frame")
    toast_frame.Size = UDim2.new(0, 250, 0, 54)
    toast_frame.Position = UDim2.new(1, 300, 1, -64)
    toast_frame.BackgroundColor3 = Color3.fromRGB(14, 18, 28)
    toast_frame.BackgroundTransparency = 0.1
    toast_frame.BorderSizePixel = 0
    toast_frame.ClipsDescendants = true
    toast_frame.Parent = ui_refs.toast_holder

    local corner = Instance.new("UICorner")
    corner.CornerRadius = UDim.new(0, 10)
    corner.Parent = toast_frame

    local stroke = Instance.new("UIStroke")
    stroke.Color = get_wave_color(0)
    stroke.Thickness = 1.4
    stroke.Parent = toast_frame

    local side_bar = Instance.new("Frame")
    side_bar.Size = UDim2.new(0, 4, 1, 0)
    side_bar.BackgroundColor3 = get_wave_color(0.5)
    side_bar.BorderSizePixel = 0
    side_bar.Parent = toast_frame

    local title_lbl = Instance.new("TextLabel")
    title_lbl.Size = UDim2.new(1, -20, 0, 20)
    title_lbl.Position = UDim2.new(0, 14, 0, 6)
    title_lbl.BackgroundTransparency = 1
    title_lbl.Text = title_text
    title_lbl.TextColor3 = Color3.fromRGB(240, 245, 255)
    title_lbl.TextSize = 12
    title_lbl.Font = Enum.Font.GothamBold
    title_lbl.TextXAlignment = Enum.TextXAlignment.Left
    title_lbl.Parent = toast_frame

    local body_lbl = Instance.new("TextLabel")
    body_lbl.Size = UDim2.new(1, -20, 0, 20)
    body_lbl.Position = UDim2.new(0, 14, 0, 24)
    body_lbl.BackgroundTransparency = 1
    body_lbl.Text = body_text
    body_lbl.TextColor3 = Color3.fromRGB(160, 215, 255)
    body_lbl.TextSize = 11
    body_lbl.Font = Enum.Font.GothamMedium
    body_lbl.TextXAlignment = Enum.TextXAlignment.Left
    body_lbl.Parent = toast_frame

    local timer_bar = Instance.new("Frame")
    timer_bar.Size = UDim2.new(1, 0, 0, 3)
    timer_bar.Position = UDim2.new(0, 0, 1, -3)
    timer_bar.BackgroundColor3 = get_wave_color(0)
    timer_bar.BorderSizePixel = 0
    timer_bar.Parent = toast_frame

    table.insert(state.toast_list, 1, toast_frame)

    for idx, active_toast in ipairs(state.toast_list) do
        local target_y = -62 * idx
        play_tween(active_toast, 0.32, Enum.EasingStyle.Back, Enum.EasingDirection.Out, {
            Position = UDim2.new(1, -264, 1, target_y)
        })
    end

    play_tween(timer_bar, life_time, Enum.EasingStyle.Linear, Enum.EasingDirection.Out, {
        Size = UDim2.new(0, 0, 0, 3)
    })

    task.delay(life_time, function()
        for idx, item in ipairs(state.toast_list) do
            if item == toast_frame then
                table.remove(state.toast_list, idx)
                break
            end
        end
        local exit_tween = play_tween(toast_frame, 0.25, Enum.EasingStyle.Quart, Enum.EasingDirection.In, {
            Position = UDim2.new(1, 300, toast_frame.Position.Y.Scale, toast_frame.Position.Y.Offset)
        })
        if exit_tween then
            exit_tween.Completed:Connect(function()
                toast_frame:Destroy()
            end)
        end
    end)
end

local function spawn_solve_vfx(origin_pos, solved_text)
    if not state.world_vfx_enabled then return end
    local holder = ensure_vfx_folder()

    local anchor_part = Instance.new("Part")
    anchor_part.Name = "mm_vfx_anchor"
    anchor_part.Size = Vector3.new(0.2, 0.2, 0.2)
    anchor_part.Position = origin_pos
    anchor_part.Anchored = true
    anchor_part.CanCollide = false
    anchor_part.CanQuery = false
    anchor_part.Transparency = 1
    anchor_part.Parent = holder

    local ring_adorn = Instance.new("CylinderHandleAdornment")
    ring_adorn.Adornee = anchor_part
    ring_adorn.CFrame = CFrame.Angles(math.rad(90), 0, 0)
    ring_adorn.Height = 0.15
    ring_adorn.Radius = 1.5
    ring_adorn.InnerRadius = 1.1
    ring_adorn.Color3 = get_wave_color(0)
    ring_adorn.Transparency = 0.1
    ring_adorn.AlwaysOnTop = true
    ring_adorn.ZIndex = 4
    ring_adorn.Parent = anchor_part

    local billboard = Instance.new("BillboardGui")
    billboard.Size = UDim2.new(0, 220, 0, 60)
    billboard.StudsOffset = Vector3.new(0, 2, 0)
    billboard.AlwaysOnTop = true
    billboard.Adornee = anchor_part
    billboard.Parent = anchor_part

    local text_label = Instance.new("TextLabel")
    text_label.Size = UDim2.new(1, 0, 1, 0)
    text_label.BackgroundTransparency = 1
    text_label.Text = "SOLVED // " .. solved_text
    text_label.TextColor3 = Color3.fromRGB(90, 255, 185)
    text_label.TextStrokeTransparency = 0.2
    text_label.TextScaled = true
    text_label.Font = Enum.Font.GothamBold
    text_label.Parent = billboard

    table.insert(state.active_shockwaves, {
        part = anchor_part,
        ring = ring_adorn,
        label = text_label,
        billboard = billboard,
        elapsed = 0,
        duration = 1.25
    })
end

local function is_question(text_value)
    if type(text_value) ~= "string" then return false end
    return string.match(text_value, "%d+%s*[%+%-%*/xXхХ×÷:]%s*%d+%s*=") ~= nil
end

local function format_number(number_value)
    if type(number_value) ~= "number" then return nil end
    local rounded_value = number_value >= 0 and math.floor(number_value + 0.5) or math.ceil(number_value - 0.5)
    if math.abs(number_value - rounded_value) < 0.0001 then
        return tostring(rounded_value)
    end
    return tostring(number_value)
end

local function solve_question(raw_text)
    if not is_question(raw_text) then return nil end

    local expression = raw_text
    expression = string.gsub(expression, "×", "*")
    expression = string.gsub(expression, "[xXхХ]", "*")
    expression = string.gsub(expression, "÷", "/")
    expression = string.gsub(expression, ":", "/")
    expression = string.gsub(expression, "=.*", "")
    expression = string.gsub(expression, "[^%d%.%+%-%*/%s]", "")

    if type(loadstring) == "function" then
        local compiled_fn = loadstring("return " .. expression)
        if compiled_fn then
            local status, result = pcall(compiled_fn)
            if status and type(result) == "number" then
                return format_number(result)
            end
        end
    end

    local left_num, operator, right_num = string.match(expression, "(%-?%d+%.?%d*)%s*([%+%-%*/])%s*(%-?%d+%.?%d*)")
    local first_val = tonumber(left_num)
    local second_val = tonumber(right_num)
    if not first_val or not second_val then return nil end

    local answer_val = 0
    if operator == "+" then answer_val = first_val + second_val end
    if operator == "-" then answer_val = first_val - second_val end
    if operator == "*" then answer_val = first_val * second_val end
    if operator == "/" and second_val ~= 0 then answer_val = first_val / second_val end

    return format_number(answer_val)
end

local function find_input_textbox()
    local fallback_box = nil

    for _, item in ipairs(player_gui:GetDescendants()) do
        if item:IsA("TextBox") and item.Visible then
            local item_name = string.lower(item.Name)
            if not string.find(item_name, "chat") and not string.find(item_name, "search") then
                if item.PlaceholderText == "..." or item.Text == "..." then
                    return item
                end
                fallback_box = item
            end
        end
    end

    for _, item in ipairs(workspace_service:GetDescendants()) do
        if item:IsA("TextBox") and item.Visible then
            if item.PlaceholderText == "..." or item.Text == "..." then
                return item
            end
            if not fallback_box then
                fallback_box = item
            end
        end
    end

    return fallback_box
end

local function trigger_green_desk_button()
    if not state.auto_click_detector then return end
    if type(fireclickdetector) ~= "function" then return end

    local character = local_player.Character
    local root_part = character and character:FindFirstChild("HumanoidRootPart")
    if not root_part then return end

    for _, item in ipairs(workspace_service:GetDescendants()) do
        if item:IsA("ClickDetector") and item.Parent and item.Parent:IsA("BasePart") then
            local part_parent = item.Parent
            local distance = (part_parent.Position - root_part.Position).Magnitude
            if distance <= 18 and part_parent.Color.G > part_parent.Color.R then
                pcall(function()
                    fireclickdetector(item)
                end)
            end
        end
    end
end

local function submit_answer(answer_text)
    if not answer_text or answer_text == "" then return end
    if state.is_submitting then return end

    local input_box = find_input_textbox()
    if not input_box then return end

    state.is_submitting = true
    state.crosshair_gap = 18

    task.spawn(function()
        task.wait(state.reaction_delay)

        pcall(function()
            input_box:CaptureFocus()
        end)

        task.wait(0.03)

        if state.humanize_typing then
            input_box.Text = ""
            for char_index = 1, #answer_text do
                input_box.Text = string.sub(answer_text, 1, char_index)
                task.wait(0.04)
            end
        else
            input_box.Text = answer_text
        end

        task.wait(0.04)

        local signal_fired = false
        if type(firesignal) == "function" then
            local success = pcall(function()
                firesignal(input_box.FocusLost, true)
            end)
            signal_fired = success
        end

        pcall(function()
            virtual_input_manager:SendKeyEvent(true, Enum.KeyCode.Return, false, game)
            task.wait(0.02)
            virtual_input_manager:SendKeyEvent(false, Enum.KeyCode.Return, false, game)
        end)

        if not signal_fired then
            task.wait(0.02)
            pcall(function()
                input_box:ReleaseFocus(true)
            end)
        end

        trigger_green_desk_button()
        state.is_submitting = false
    end)
end

local function attach_board_part(label_object)
    local surface_gui = label_object:FindFirstAncestorWhichIsA("SurfaceGui")
    if not surface_gui then return end

    local board_part = surface_gui.Adornee or surface_gui.Parent
    if not board_part or not board_part:IsA("BasePart") then return end

    state.board_part = board_part
    state.board_label = label_object

    if not state.board_highlight or not state.board_highlight.Parent then
        local highlight_obj = Instance.new("Highlight")
        highlight_obj.Name = "mm_breathing_chams"
        highlight_obj.Adornee = board_part
        highlight_obj.Parent = ensure_vfx_folder()
        state.board_highlight = highlight_obj
    end
end

local function process_label_text(label_object)
    local raw_text = label_object.Text
    if not is_question(raw_text) then
        if raw_text == "" then
            state.last_question = ""
        end
        return
    end

    attach_board_part(label_object)

    if raw_text == state.last_question then return end

    local answer = solve_question(raw_text)
    if not answer then return end

    state.last_question = raw_text
    state.last_answer = answer
    state.solved_count = state.solved_count + 1
    state.main_bar_ratio = 0.15
    state.ghost_bar_ratio = 1.0

    if state.board_part then
        spawn_solve_vfx(state.board_part.Position, answer)
    end

    push_toast("EQUATION SOLVED", raw_text .. " " .. answer, 2.8)

    if state.auto_answer then
        submit_answer(answer)
    end
end

local function watch_object(instance_obj)
    if not instance_obj:IsA("TextLabel") then return end

    if is_question(instance_obj.Text) then
        process_label_text(instance_obj)
    end

    instance_obj:GetPropertyChangedSignal("Text"):Connect(function()
        process_label_text(instance_obj)
    end)
end

local function initialize_scanner()
    for _, item in ipairs(workspace_service:GetDescendants()) do
        watch_object(item)
    end

    for _, item in ipairs(player_gui:GetDescendants()) do
        watch_object(item)
    end

    workspace_service.DescendantAdded:Connect(watch_object)
    player_gui.DescendantAdded:Connect(watch_object)
end

local function draw_3d_corner_box(wireframe, part_cframe, part_size, corner_length)
    local half_x = part_size.X * 0.5 + 0.35
    local half_y = part_size.Y * 0.5 + 0.35
    local half_z = part_size.Z * 0.5 + 0.35

    local sign_values = { -1, 1 }
    for _, sx in ipairs(sign_values) do
        for _, sy in ipairs(sign_values) do
            for _, sz in ipairs(sign_values) do
                local corner_local = Vector3.new(sx * half_x, sy * half_y, sz * half_z)
                local corner_world = part_cframe:PointToWorldSpace(corner_local)

                local end_x = part_cframe:PointToWorldSpace(corner_local - Vector3.new(sx * corner_length, 0, 0))
                local end_y = part_cframe:PointToWorldSpace(corner_local - Vector3.new(0, sy * corner_length, 0))
                local end_z = part_cframe:PointToWorldSpace(corner_local - Vector3.new(0, 0, sz * corner_length))

                wireframe:AddLine(corner_world, end_x)
                wireframe:AddLine(corner_world, end_y)
                wireframe:AddLine(corner_world, end_z)
            end
        end
    end
end

local function evaluate_cubic_bezier(point_0, point_1, point_2, point_3, t_val)
    local inv_t = 1 - t_val
    local term_0 = inv_t * inv_t * inv_t * point_0
    local term_1 = 3 * inv_t * inv_t * t_val * point_1
    local term_2 = 3 * inv_t * t_val * t_val * point_2
    local term_3 = t_val * t_val * t_val * point_3
    return term_0 + term_1 + term_2 + term_3
end

local function draw_3d_bezier_spline(wireframe, start_pos, end_pos)
    local mid_point = (start_pos + end_pos) * 0.5
    local wave_lift = math.sin(state.wave_time * 3) * 2.5
    local control_1 = start_pos:Lerp(mid_point, 0.5) + Vector3.new(0, 5 + wave_lift, 0)
    local control_2 = mid_point:Lerp(end_pos, 0.5) + Vector3.new(0, 7 - wave_lift, 0)

    local segments = 22
    local prev_point = start_pos
    for step = 1, segments do
        local t_val = step / segments
        local next_point = evaluate_cubic_bezier(start_pos, control_1, control_2, end_pos, t_val)
        wireframe:AddLine(prev_point, next_point)
        prev_point = next_point
    end
end

local function update_3d_spatial_visuals(delta_time)
    local folder = ensure_vfx_folder()

    if not state.wireframe_adornment or not state.wireframe_adornment.Parent then
        local wf = Instance.new("WireframeHandleAdornment")
        wf.Name = "mm_3d_wireframe"
        wf.Adornee = workspace_service.Terrain
        wf.AlwaysOnTop = true
        wf.ZIndex = 5
        wf.Parent = folder
        state.wireframe_adornment = wf
    end

    state.wireframe_adornment:Clear()
    state.wireframe_adornment.Color3 = get_wave_color(0)
    state.wireframe_adornment.Transparency = 0.15 + math.sin(state.wave_time * 4) * 0.1

    local character = local_player.Character
    local root_part = character and character:FindFirstChild("HumanoidRootPart")

    if root_part then
        setup_character_trail()

        if not state.aura_adornment or not state.aura_adornment.Parent then
            local aura = Instance.new("CylinderHandleAdornment")
            aura.Name = "mm_player_aura"
            aura.Height = 0.08
            aura.AlwaysOnTop = false
            aura.Parent = folder
            state.aura_adornment = aura
        end

        state.aura_adornment.Visible = state.spatial_3d_enabled
        state.aura_adornment.Adornee = root_part
        local pulse_radius = 3.8 + math.sin(state.wave_time * 3.5) * 0.45
        state.aura_adornment.Radius = pulse_radius
        state.aura_adornment.InnerRadius = pulse_radius - 0.22
        state.aura_adornment.CFrame = CFrame.new(0, -2.8, 0) * CFrame.Angles(math.rad(90), 0, 0)
        state.aura_adornment.Color3 = get_wave_color(0.8)
        state.aura_adornment.Transparency = 0.25
    end

    if state.board_part and state.board_part.Parent then
        if state.spatial_3d_enabled then
            local pulse_len = 2.2 + math.sin(state.wave_time * 5) * 0.3
            draw_3d_corner_box(state.wireframe_adornment, state.board_part.CFrame, state.board_part.Size, pulse_len)
        end

        if state.bezier_spline_enabled and root_part then
            draw_3d_bezier_spline(state.wireframe_adornment, root_part.Position, state.board_part.Position)
        end

        if state.board_highlight then
            state.board_highlight.Enabled = state.spatial_3d_enabled
            state.board_highlight.Adornee = state.board_part
            state.board_highlight.FillColor = get_wave_color(0)
            state.board_highlight.OutlineColor = get_wave_color(1)
            state.board_highlight.FillTransparency = 0.78 + math.sin(state.wave_time * 3) * 0.1
            state.board_highlight.OutlineTransparency = 0.1 + math.cos(state.wave_time * 3) * 0.1
        end
    end

    for idx = #state.active_shockwaves, 1, -1 do
        local item = state.active_shockwaves[idx]
        item.elapsed = item.elapsed + delta_time
        local progress = math.clamp(item.elapsed / item.duration, 0, 1)
        local eased = 1 - math.pow(1 - progress, 3)

        if item.ring then
            item.ring.Radius = 1.5 + eased * 14
            item.ring.InnerRadius = math.max(0, item.ring.Radius - (0.45 * (1 - progress)))
            item.ring.Transparency = progress
            item.ring.Color3 = get_wave_color(progress)
        end

        if item.billboard and item.label then
            item.billboard.StudsOffset = Vector3.new(0, 2 + eased * 5.5, 0)
            item.label.TextTransparency = progress
            item.label.TextStrokeTransparency = 0.2 + progress * 0.8
        end

        if progress >= 1 then
            if item.part then item.part:Destroy() end
            table.remove(state.active_shockwaves, idx)
        end
    end
end

local function update_2d_overlay_and_hud(delta_time)
    current_camera = workspace_service.CurrentCamera
    if not current_camera then return end

    local cam_look = current_camera.CFrame.LookVector
    local look_delta = cam_look - state.last_cam_look
    state.last_cam_look = cam_look

    local target_sway = Vector2.new(-look_delta.X * 160, look_delta.Y * 160)
    state.sway_offset = state.sway_offset:Lerp(target_sway, math.clamp(delta_time * 10, 0, 1))

    state.main_bar_ratio = lerp_number(state.main_bar_ratio, 1.0, delta_time * 4.5)
    state.ghost_bar_ratio = lerp_number(state.ghost_bar_ratio, state.main_bar_ratio, delta_time * 1.8)

    local character = local_player.Character
    local root_part = character and character:FindFirstChild("HumanoidRootPart")
    local board_dist = 0

    if root_part and state.board_part then
        board_dist = math.floor((state.board_part.Position - root_part.Position).Magnitude)
    end

    if ui_refs.target_hud then
        ui_refs.target_hud.Position = UDim2.new(0.5, -150 + state.sway_offset.X, 0, 56 + state.sway_offset.Y)
        ui_refs.target_eq_label.Text = state.last_question ~= "" and ("Equation: " .. state.last_question) or "Equation: Scanning..."
        ui_refs.target_ans_label.Text = state.last_answer ~= "" and ("Result: " .. state.last_answer) or "Result: ..."
        ui_refs.target_dist_label.Text = tostring(board_dist) .. " studs | Solved: " .. tostring(state.solved_count)
        ui_refs.target_main_bar.Size = UDim2.new(state.main_bar_ratio, 0, 1, 0)
        ui_refs.target_main_bar.BackgroundColor3 = get_wave_color(0)
        ui_refs.target_ghost_bar.Size = UDim2.new(state.ghost_bar_ratio, 0, 1, 0)
    end

    if ui_refs.watermark_label then
        local fps_val = math.floor(1 / math.max(delta_time, 0.001))
        local ping_val = 0
        pcall(function()
            ping_val = math.floor(stats_service.Network.ServerStatsItem["Data Ping"]:GetValue())
        end)
        ui_refs.watermark_label.Text = string.format("MATH MURDER VFX // %d FPS // %d MS", fps_val, ping_val)
    end

    if ui_refs.binds_frame then
        ui_refs.binds_frame.Position = UDim2.new(1, -185 + state.sway_offset.X, 0, 54 + state.sway_offset.Y)
    end

    local viewport_size = current_camera.ViewportSize
    local center_screen = viewport_size * 0.5

    if state.crosshair_enabled then
        local move_speed = 0
        if root_part then
            move_speed = root_part.Velocity.Magnitude
        end
        local target_gap = 6 + math.clamp(move_speed * 0.45, 0, 14)
        state.crosshair_gap = lerp_number(state.crosshair_gap, target_gap, delta_time * 10)
        state.crosshair_angle = (state.crosshair_angle + delta_time * 95) % 360

        for idx, line_frame in ipairs(ui_refs.crosshair_lines) do
            line_frame.Visible = true
            local angle_rad = math.rad(state.crosshair_angle + (idx - 1) * 90)
            local dist_center = state.crosshair_gap + 5
            local offset_x = math.cos(angle_rad) * dist_center
            local offset_y = math.sin(angle_rad) * dist_center
            line_frame.Position = UDim2.new(0, center_screen.X + offset_x, 0, center_screen.Y + offset_y)
            line_frame.Rotation = math.deg(angle_rad)
            line_frame.BackgroundColor3 = get_wave_color(idx * 0.3)
        end
    else
        for _, line_frame in ipairs(ui_refs.crosshair_lines) do
            line_frame.Visible = false
        end
    end

    if not state.overlay_2d_enabled or not state.board_part or not state.board_part.Parent then
        if ui_refs.overlay_box_frame then ui_refs.overlay_box_frame.Visible = false end
        if ui_refs.oof_arrow then ui_refs.oof_arrow.Visible = false end
        return
    end

    local screen_pos, on_screen = current_camera:WorldToViewportPoint(state.board_part.Position)

    if on_screen and screen_pos.Z > 0 then
        if ui_refs.oof_arrow then ui_refs.oof_arrow.Visible = false end
        ui_refs.overlay_box_frame.Visible = true

        local scale_factor = math.clamp(1200 / math.max(screen_pos.Z, 1), 70, 260)
        local box_w = scale_factor * 1.45
        local box_h = scale_factor * 0.95

        ui_refs.overlay_box_frame.Size = UDim2.new(0, box_w, 0, box_h)
        ui_refs.overlay_box_frame.Position = UDim2.new(0, screen_pos.X - box_w * 0.5, 0, screen_pos.Y - box_h * 0.5)

        local wave_col = get_wave_color(0)
        for _, corner_line in ipairs(ui_refs.overlay_corners) do
            corner_line.BackgroundColor3 = wave_col
        end

        ui_refs.overlay_tag.Text = (state.last_question ~= "" and state.last_question or "BOARD") .. " [" .. tostring(state.last_answer) .. "] " .. tostring(board_dist) .. "m"
        ui_refs.overlay_bar_main.Size = UDim2.new(0, 3, state.main_bar_ratio, 0)
        ui_refs.overlay_bar_main.Position = UDim2.new(0, -7, 1 - state.main_bar_ratio, 0)
        ui_refs.overlay_bar_main.BackgroundColor3 = wave_col

        ui_refs.overlay_bar_ghost.Size = UDim2.new(0, 3, state.ghost_bar_ratio, 0)
        ui_refs.overlay_bar_ghost.Position = UDim2.new(0, -7, 1 - state.ghost_bar_ratio, 0)
    else
        ui_refs.overlay_box_frame.Visible = false
        ui_refs.oof_arrow.Visible = true

        local relative_pos = current_camera.CFrame:PointToObjectSpace(state.board_part.Position)
        local angle = math.atan2(-relative_pos.Y, relative_pos.X)
        local radius_x = viewport_size.X * 0.32
        local radius_y = viewport_size.Y * 0.32

        local arrow_x = center_screen.X + math.cos(angle) * radius_x
        local arrow_y = center_screen.Y + math.sin(angle) * radius_y

        ui_refs.oof_arrow.Position = UDim2.new(0, arrow_x - 14, 0, arrow_y - 14)
        ui_refs.oof_arrow.Rotation = math.deg(angle)
        ui_refs.oof_arrow.BackgroundColor3 = get_wave_color(0.4)
        ui_refs.oof_arrow.BackgroundTransparency = 0.2 + math.sin(state.wave_time * 6) * 0.2
    end
end

local function refresh_binds_widget()
    local active_entries = {}
    if state.auto_answer then table.insert(active_entries, "Auto Answer [ON]") end
    if state.humanize_typing then table.insert(active_entries, "Humanize Typing [ON]") end
    if state.spatial_3d_enabled then table.insert(active_entries, "3D Spatial Box [ON]") end
    if state.bezier_spline_enabled then table.insert(active_entries, "3D Bezier Spline [ON]") end
    if state.overlay_2d_enabled then table.insert(active_entries, "2D Viewport ESP [ON]") end
    if state.world_vfx_enabled then table.insert(active_entries, "World Shaders [ON]") end

    for idx, lbl in ipairs(ui_refs.binds_list_labels) do
        local entry_text = active_entries[idx]
        if entry_text then
            lbl.Visible = true
            lbl.Text = entry_text
            lbl.TextColor3 = get_wave_color(idx * 0.2)
        else
            lbl.Visible = false
        end
    end

    if ui_refs.binds_frame then
        local target_height = 28 + (#active_entries * 18)
        play_tween(ui_refs.binds_frame, 0.22, Enum.EasingStyle.Quart, Enum.EasingDirection.Out, {
            Size = UDim2.new(0, 170, 0, target_height)
        })
    end
end

local function enable_smooth_dragging(drag_handle, target_frame)
    local dragging = false
    local drag_start = nil
    local start_pos = nil

    drag_handle.InputBegan:Connect(function(input_obj)
        if input_obj.UserInputType == Enum.UserInputType.MouseButton1 or input_obj.UserInputType == Enum.UserInputType.Touch then
            dragging = true
            drag_start = input_obj.Position
            start_pos = target_frame.Position
        end
    end)

    user_input_service.InputChanged:Connect(function(input_obj)
        if not dragging then return end
        if input_obj.UserInputType == Enum.UserInputType.MouseMovement or input_obj.UserInputType == Enum.UserInputType.Touch then
            local delta = input_obj.Position - drag_start
            local goal_pos = UDim2.new(
                start_pos.X.Scale,
                start_pos.X.Offset + delta.X,
                start_pos.Y.Scale,
                start_pos.Y.Offset + delta.Y
            )
            play_tween(target_frame, 0.12, Enum.EasingStyle.Quart, Enum.EasingDirection.Out, { Position = goal_pos })
        end
    end)

    user_input_service.InputEnded:Connect(function(input_obj)
        if input_obj.UserInputType == Enum.UserInputType.MouseButton1 or input_obj.UserInputType == Enum.UserInputType.Touch then
            dragging = false
        end
    end)
end

local function create_toggle_card(parent_frame, title_text, default_value, y_offset, callback_fn)
    local card_frame = Instance.new("Frame")
    card_frame.Size = UDim2.new(1, -20, 0, 40)
    card_frame.Position = UDim2.new(0, 10, 0, y_offset)
    card_frame.BackgroundColor3 = Color3.fromRGB(20, 24, 36)
    card_frame.BorderSizePixel = 0
    card_frame.Parent = parent_frame

    local card_scale = Instance.new("UIScale")
    card_scale.Scale = 1
    card_scale.Parent = card_frame

    local card_corner = Instance.new("UICorner")
    card_corner.CornerRadius = UDim.new(0, 9)
    card_corner.Parent = card_frame

    local card_stroke = Instance.new("UIStroke")
    card_stroke.Color = default_value and Color3.fromRGB(0, 210, 255) or Color3.fromRGB(42, 48, 68)
    card_stroke.Thickness = 1.2
    card_stroke.Parent = card_frame

    local label = Instance.new("TextLabel")
    label.Size = UDim2.new(1, -70, 1, 0)
    label.Position = UDim2.new(0, 12, 0, 0)
    label.BackgroundTransparency = 1
    label.Text = title_text
    label.TextColor3 = Color3.fromRGB(235, 240, 255)
    label.TextSize = 12
    label.Font = Enum.Font.GothamBold
    label.TextXAlignment = Enum.TextXAlignment.Left
    label.Parent = card_frame

    local switch_bg = Instance.new("Frame")
    switch_bg.Size = UDim2.new(0, 42, 0, 20)
    switch_bg.Position = UDim2.new(1, -52, 0.5, -10)
    switch_bg.BackgroundColor3 = default_value and Color3.fromRGB(0, 195, 255) or Color3.fromRGB(38, 44, 58)
    switch_bg.BorderSizePixel = 0
    switch_bg.Parent = card_frame

    local switch_corner = Instance.new("UICorner")
    switch_corner.CornerRadius = UDim.new(1, 0)
    switch_corner.Parent = switch_bg

    local knob = Instance.new("Frame")
    knob.Size = UDim2.new(0, 14, 0, 14)
    knob.Position = default_value and UDim2.new(1, -17, 0.5, -7) or UDim2.new(0, 3, 0.5, -7)
    knob.BackgroundColor3 = Color3.fromRGB(255, 255, 255)
    knob.BorderSizePixel = 0
    knob.Parent = switch_bg

    local knob_corner = Instance.new("UICorner")
    knob_corner.CornerRadius = UDim.new(1, 0)
    knob_corner.Parent = knob

    local click_button = Instance.new("TextButton")
    click_button.Size = UDim2.new(1, 0, 1, 0)
    click_button.BackgroundTransparency = 1
    click_button.Text = ""
    click_button.Parent = card_frame

    local is_enabled = default_value

    click_button.MouseEnter:Connect(function()
        play_tween(card_scale, 0.16, Enum.EasingStyle.Quad, Enum.EasingDirection.Out, { Scale = 1.02 })
    end)

    click_button.MouseLeave:Connect(function()
        play_tween(card_scale, 0.16, Enum.EasingStyle.Quad, Enum.EasingDirection.Out, { Scale = 1 })
    end)

    click_button.MouseButton1Click:Connect(function()
        is_enabled = not is_enabled
        local target_knob = is_enabled and UDim2.new(1, -17, 0.5, -7) or UDim2.new(0, 3, 0.5, -7)
        local target_bg = is_enabled and Color3.fromRGB(0, 195, 255) or Color3.fromRGB(38, 44, 58)
        local target_stroke = is_enabled and Color3.fromRGB(0, 210, 255) or Color3.fromRGB(42, 48, 68)

        play_tween(knob, 0.22, Enum.EasingStyle.Back, Enum.EasingDirection.Out, { Position = target_knob })
        play_tween(switch_bg, 0.22, Enum.EasingStyle.Quart, Enum.EasingDirection.Out, { BackgroundColor3 = target_bg })
        play_tween(card_stroke, 0.22, Enum.EasingStyle.Quart, Enum.EasingDirection.Out, { Color = target_stroke })

        callback_fn(is_enabled)
        refresh_binds_widget()
        push_toast(title_text, is_enabled and "Module Enabled" or "Module Disabled", 2.0)
    end)
end

local function create_action_button(parent_frame, button_text, y_offset, callback_fn)
    local button_obj = Instance.new("TextButton")
    button_obj.Size = UDim2.new(1, -20, 0, 38)
    button_obj.Position = UDim2.new(0, 10, 0, y_offset)
    button_obj.BackgroundColor3 = Color3.fromRGB(24, 32, 48)
    button_obj.Text = button_text
    button_obj.TextColor3 = Color3.fromRGB(115, 230, 255)
    button_obj.TextSize = 12
    button_obj.Font = Enum.Font.GothamBold
    button_obj.BorderSizePixel = 0
    button_obj.Parent = parent_frame

    local button_scale = Instance.new("UIScale")
    button_scale.Scale = 1
    button_scale.Parent = button_obj

    local button_corner = Instance.new("UICorner")
    button_corner.CornerRadius = UDim.new(0, 9)
    button_corner.Parent = button_obj

    local button_stroke = Instance.new("UIStroke")
    button_stroke.Color = Color3.fromRGB(0, 165, 230)
    button_stroke.Thickness = 1.2
    button_stroke.Parent = button_obj

    button_obj.MouseEnter:Connect(function()
        play_tween(button_scale, 0.16, Enum.EasingStyle.Back, Enum.EasingDirection.Out, { Scale = 1.02 })
    end)

    button_obj.MouseLeave:Connect(function()
        play_tween(button_scale, 0.16, Enum.EasingStyle.Quad, Enum.EasingDirection.Out, { Scale = 1 })
    end)

    button_obj.MouseButton1Click:Connect(function()
        play_tween(button_scale, 0.08, Enum.EasingStyle.Quad, Enum.EasingDirection.Out, { Scale = 0.96 })
        task.delay(0.08, function()
            play_tween(button_scale, 0.14, Enum.EasingStyle.Back, Enum.EasingDirection.Out, { Scale = 1 })
        end)
        callback_fn(button_obj)
    end)

    return button_obj
end

local function build_hud_and_overlays(screen_gui)
    local watermark_frame = Instance.new("Frame")
    watermark_frame.Size = UDim2.new(0, 290, 0, 28)
    watermark_frame.Position = UDim2.new(1, -305, 0, 14)
    watermark_frame.BackgroundColor3 = Color3.fromRGB(12, 16, 24)
    watermark_frame.BackgroundTransparency = 0.15
    watermark_frame.BorderSizePixel = 0
    watermark_frame.Parent = screen_gui

    local wm_corner = Instance.new("UICorner")
    wm_corner.CornerRadius = UDim.new(0, 8)
    wm_corner.Parent = watermark_frame

    local wm_stroke = Instance.new("UIStroke")
    wm_stroke.Color = Color3.fromRGB(0, 200, 255)
    wm_stroke.Thickness = 1.2
    wm_stroke.Parent = watermark_frame

    local wm_label = Instance.new("TextLabel")
    wm_label.Size = UDim2.new(1, -16, 1, 0)
    wm_label.Position = UDim2.new(0, 8, 0, 0)
    wm_label.BackgroundTransparency = 1
    wm_label.Text = "MATH MURDER VFX // 60 FPS"
    wm_label.TextColor3 = Color3.fromRGB(235, 242, 255)
    wm_label.TextSize = 11
    wm_label.Font = Enum.Font.GothamBold
    wm_label.Parent = watermark_frame
    ui_refs.watermark_label = wm_label

    local binds_frame = Instance.new("Frame")
    binds_frame.Size = UDim2.new(0, 170, 0, 90)
    binds_frame.Position = UDim2.new(1, -185, 0, 54)
    binds_frame.BackgroundColor3 = Color3.fromRGB(12, 16, 24)
    binds_frame.BackgroundTransparency = 0.18
    binds_frame.BorderSizePixel = 0
    binds_frame.ClipsDescendants = true
    binds_frame.Parent = screen_gui
    ui_refs.binds_frame = binds_frame

    local bf_corner = Instance.new("UICorner")
    bf_corner.CornerRadius = UDim.new(0, 8)
    bf_corner.Parent = binds_frame

    local bf_stroke = Instance.new("UIStroke")
    bf_stroke.Color = Color3.fromRGB(95, 110, 255)
    bf_stroke.Thickness = 1.2
    bf_stroke.Parent = binds_frame

    local bf_title = Instance.new("TextLabel")
    bf_title.Size = UDim2.new(1, -12, 0, 22)
    bf_title.Position = UDim2.new(0, 8, 0, 2)
    bf_title.BackgroundTransparency = 1
    bf_title.Text = "ACTIVE MODULES"
    bf_title.TextColor3 = Color3.fromRGB(255, 255, 255)
    bf_title.TextSize = 11
    bf_title.Font = Enum.Font.GothamBold
    bf_title.TextXAlignment = Enum.TextXAlignment.Left
    bf_title.Parent = binds_frame

    for idx = 1, 6 do
        local item_lbl = Instance.new("TextLabel")
        item_lbl.Size = UDim2.new(1, -16, 0, 16)
        item_lbl.Position = UDim2.new(0, 8, 0, 24 + (idx - 1) * 18)
        item_lbl.BackgroundTransparency = 1
        item_lbl.Text = ""
        item_lbl.TextSize = 11
        item_lbl.Font = Enum.Font.GothamMedium
        item_lbl.TextXAlignment = Enum.TextXAlignment.Left
        item_lbl.Parent = binds_frame
        table.insert(ui_refs.binds_list_labels, item_lbl)
    end

    local target_hud = Instance.new("Frame")
    target_hud.Size = UDim2.new(0, 300, 0, 78)
    target_hud.Position = UDim2.new(0.5, -150, 0, 56)
    target_hud.BackgroundColor3 = Color3.fromRGB(13, 17, 26)
    target_hud.BackgroundTransparency = 0.14
    target_hud.BorderSizePixel = 0
    target_hud.Parent = screen_gui
    ui_refs.target_hud = target_hud

    local th_corner = Instance.new("UICorner")
    th_corner.CornerRadius = UDim.new(0, 12)
    th_corner.Parent = target_hud

    local th_stroke = Instance.new("UIStroke")
    th_stroke.Color = Color3.fromRGB(0, 210, 255)
    th_stroke.Thickness = 1.5
    th_stroke.Parent = target_hud

    local avatar_img = Instance.new("ImageLabel")
    avatar_img.Size = UDim2.new(0, 50, 0, 50)
    avatar_img.Position = UDim2.new(0, 12, 0, 10)
    avatar_img.BackgroundColor3 = Color3.fromRGB(22, 28, 42)
    avatar_img.BorderSizePixel = 0
    avatar_img.Parent = target_hud

    local av_corner = Instance.new("UICorner")
    av_corner.CornerRadius = UDim.new(1, 0)
    av_corner.Parent = avatar_img

    task.spawn(function()
        local ok, thumb = pcall(function()
            return players_service:GetUserThumbnailAsync(local_player.UserId, Enum.ThumbnailType.HeadShot, Enum.ThumbnailSize.Size100x100)
        end)
        if ok and thumb then
            avatar_img.Image = thumb
        end
    end)

    local eq_lbl = Instance.new("TextLabel")
    eq_lbl.Size = UDim2.new(1, -80, 0, 18)
    eq_lbl.Position = UDim2.new(0, 72, 0, 8)
    eq_lbl.BackgroundTransparency = 1
    eq_lbl.Text = "Equation: Scanning..."
    eq_lbl.TextColor3 = Color3.fromRGB(235, 240, 255)
    eq_lbl.TextSize = 12
    eq_lbl.Font = Enum.Font.GothamBold
    eq_lbl.TextXAlignment = Enum.TextXAlignment.Left
    eq_lbl.Parent = target_hud
    ui_refs.target_eq_label = eq_lbl

    local ans_lbl = Instance.new("TextLabel")
    ans_lbl.Size = UDim2.new(1, -80, 0, 18)
    ans_lbl.Position = UDim2.new(0, 72, 0, 26)
    ans_lbl.BackgroundTransparency = 1
    ans_lbl.Text = "Result: ..."
    ans_lbl.TextColor3 = Color3.fromRGB(80, 255, 185)
    ans_lbl.TextSize = 12
    ans_lbl.Font = Enum.Font.GothamBold
    ans_lbl.TextXAlignment = Enum.TextXAlignment.Left
    ans_lbl.Parent = target_hud
    ui_refs.target_ans_label = ans_lbl

    local dist_lbl = Instance.new("TextLabel")
    dist_lbl.Size = UDim2.new(1, -80, 0, 16)
    dist_lbl.Position = UDim2.new(0, 72, 0, 44)
    dist_lbl.BackgroundTransparency = 1
    dist_lbl.Text = "0 studs | Solved: 0"
    dist_lbl.TextColor3 = Color3.fromRGB(150, 170, 210)
    dist_lbl.TextSize = 11
    dist_lbl.Font = Enum.Font.GothamMedium
    dist_lbl.TextXAlignment = Enum.TextXAlignment.Left
    dist_lbl.Parent = target_hud
    ui_refs.target_dist_label = dist_lbl

    local bar_bg = Instance.new("Frame")
    bar_bg.Size = UDim2.new(1, -24, 0, 6)
    bar_bg.Position = UDim2.new(0, 12, 1, -11)
    bar_bg.BackgroundColor3 = Color3.fromRGB(28, 34, 48)
    bar_bg.BorderSizePixel = 0
    bar_bg.ClipsDescendants = true
    bar_bg.Parent = target_hud

    local bar_corner = Instance.new("UICorner")
    bar_corner.CornerRadius = UDim.new(1, 0)
    bar_corner.Parent = bar_bg

    local ghost_bar = Instance.new("Frame")
    ghost_bar.Size = UDim2.new(1, 0, 1, 0)
    ghost_bar.BackgroundColor3 = Color3.fromRGB(255, 90, 125)
    ghost_bar.BorderSizePixel = 0
    ghost_bar.Parent = bar_bg
    ui_refs.target_ghost_bar = ghost_bar

    local main_bar = Instance.new("Frame")
    main_bar.Size = UDim2.new(1, 0, 1, 0)
    main_bar.BackgroundColor3 = Color3.fromRGB(0, 220, 255)
    main_bar.BorderSizePixel = 0
    main_bar.Parent = bar_bg
    ui_refs.target_main_bar = main_bar

    local box_2d = Instance.new("Frame")
    box_2d.BackgroundTransparency = 1
    box_2d.Visible = false
    box_2d.Parent = screen_gui
    ui_refs.overlay_box_frame = box_2d

    local corner_defs = {
        { UDim2.new(0, 0, 0, 0), UDim2.new(0, 18, 0, 2) },
        { UDim2.new(0, 0, 0, 0), UDim2.new(0, 2, 0, 18) },
        { UDim2.new(1, -18, 0, 0), UDim2.new(0, 18, 0, 2) },
        { UDim2.new(1, -2, 0, 0), UDim2.new(0, 2, 0, 18) },
        { UDim2.new(0, 0, 1, -2), UDim2.new(0, 18, 0, 2) },
        { UDim2.new(0, 0, 1, -18), UDim2.new(0, 2, 0, 18) },
        { UDim2.new(1, -18, 1, -2), UDim2.new(0, 18, 0, 2) },
        { UDim2.new(1, -2, 1, -18), UDim2.new(0, 2, 0, 18) }
    }

    for _, def in ipairs(corner_defs) do
        local c_line = Instance.new("Frame")
        c_line.Position = def[1]
        c_line.Size = def[2]
        c_line.BackgroundColor3 = Color3.fromRGB(0, 225, 255)
        c_line.BorderSizePixel = 1
        c_line.BorderColor3 = Color3.fromRGB(0, 0, 0)
        c_line.Parent = box_2d
        table.insert(ui_refs.overlay_corners, c_line)
    end

    local tag_2d = Instance.new("TextLabel")
    tag_2d.Size = UDim2.new(1, 60, 0, 20)
    tag_2d.Position = UDim2.new(0.5, -30, 0, -24)
    tag_2d.AnchorPoint = Vector2.new(0.5, 0)
    tag_2d.BackgroundColor3 = Color3.fromRGB(10, 14, 22)
    tag_2d.BackgroundTransparency = 0.25
    tag_2d.TextColor3 = Color3.fromRGB(255, 255, 255)
    tag_2d.TextSize = 11
    tag_2d.Font = Enum.Font.GothamBold
    tag_2d.Text = "BOARD"
    tag_2d.Parent = box_2d
    ui_refs.overlay_tag = tag_2d

    local tag_corner = Instance.new("UICorner")
    tag_corner.CornerRadius = UDim.new(0, 5)
    tag_corner.Parent = tag_2d

    local side_ghost = Instance.new("Frame")
    side_ghost.Size = UDim2.new(0, 3, 1, 0)
    side_ghost.Position = UDim2.new(0, -7, 0, 0)
    side_ghost.BackgroundColor3 = Color3.fromRGB(255, 80, 110)
    side_ghost.BorderSizePixel = 1
    side_ghost.BorderColor3 = Color3.fromRGB(0, 0, 0)
    side_ghost.Parent = box_2d
    ui_refs.overlay_bar_ghost = side_ghost

    local side_main = Instance.new("Frame")
    side_main.Size = UDim2.new(0, 3, 1, 0)
    side_main.Position = UDim2.new(0, -7, 0, 0)
    side_main.BackgroundColor3 = Color3.fromRGB(0, 255, 175)
    side_main.BorderSizePixel = 0
    side_main.Parent = box_2d
    ui_refs.overlay_bar_main = side_main

    local oof_frame = Instance.new("Frame")
    oof_frame.Size = UDim2.new(0, 28, 0, 28)
    oof_frame.BackgroundColor3 = Color3.fromRGB(0, 215, 255)
    oof_frame.Visible = false
    oof_frame.Parent = screen_gui
    ui_refs.oof_arrow = oof_frame

    local oof_corner = Instance.new("UICorner")
    oof_corner.CornerRadius = UDim.new(0, 6)
    oof_corner.Parent = oof_frame

    local oof_lbl = Instance.new("TextLabel")
    oof_lbl.Size = UDim2.new(1, 0, 1, 0)
    oof_lbl.BackgroundTransparency = 1
    oof_lbl.Text = ">"
    oof_lbl.TextColor3 = Color3.fromRGB(255, 255, 255)
    oof_lbl.TextSize = 16
    oof_lbl.Font = Enum.Font.GothamBold
    oof_lbl.Parent = oof_frame

    for _ = 1, 4 do
        local ch_line = Instance.new("Frame")
        ch_line.Size = UDim2.new(0, 9, 0, 2)
        ch_line.AnchorPoint = Vector2.new(0.5, 0.5)
        ch_line.BackgroundColor3 = Color3.fromRGB(0, 230, 255)
        ch_line.BorderSizePixel = 1
        ch_line.BorderColor3 = Color3.fromRGB(0, 0, 0)
        ch_line.Parent = screen_gui
        table.insert(ui_refs.crosshair_lines, ch_line)
    end

    local toast_holder = Instance.new("Frame")
    toast_holder.Size = UDim2.new(1, 0, 1, 0)
    toast_holder.BackgroundTransparency = 1
    toast_holder.Parent = screen_gui
    ui_refs.toast_holder = toast_holder
end

local function create_interface()
    cleanup_all()
    setup_lighting_vfx()

    local screen_gui = Instance.new("ScreenGui")
    screen_gui.Name = "math_murder_vfx_suite"
    screen_gui.ResetOnSpawn = false
    screen_gui.IgnoreGuiInset = true
    screen_gui.ZIndexBehavior = Enum.ZIndexBehavior.Sibling
    screen_gui.Parent = get_ui_parent()
    ui_refs.screen_gui = screen_gui

    build_hud_and_overlays(screen_gui)

    local shadow_frame = Instance.new("Frame")
    shadow_frame.Size = UDim2.new(0, 360, 0, 330)
    shadow_frame.Position = UDim2.new(0, 26, 0.5, -165)
    shadow_frame.BackgroundColor3 = Color3.fromRGB(6, 8, 14)
    shadow_frame.BackgroundTransparency = 0.3
    shadow_frame.BorderSizePixel = 0
    shadow_frame.Parent = screen_gui
    ui_refs.main_container = shadow_frame

    local shadow_corner = Instance.new("UICorner")
    shadow_corner.CornerRadius = UDim.new(0, 16)
    shadow_corner.Parent = shadow_frame

    local window_scale = Instance.new("UIScale")
    window_scale.Scale = 0.8
    window_scale.Parent = shadow_frame
    ui_refs.window_scale = window_scale

    local main_frame = Instance.new("Frame")
    main_frame.Size = UDim2.new(1, -8, 1, -8)
    main_frame.Position = UDim2.new(0, 4, 0, 4)
    main_frame.BackgroundColor3 = Color3.fromRGB(13, 16, 25)
    main_frame.BorderSizePixel = 0
    main_frame.ClipsDescendants = true
    main_frame.Parent = shadow_frame

    local main_corner = Instance.new("UICorner")
    main_corner.CornerRadius = UDim.new(0, 14)
    main_corner.Parent = main_frame

    local border_stroke = Instance.new("UIStroke")
    border_stroke.Thickness = 2.2
    border_stroke.Color = Color3.fromRGB(255, 255, 255)
    border_stroke.Parent = main_frame

    local border_gradient = Instance.new("UIGradient")
    border_gradient.Color = ColorSequence.new({
        ColorSequenceKeypoint.new(0, Color3.fromRGB(0, 225, 255)),
        ColorSequenceKeypoint.new(0.5, Color3.fromRGB(150, 80, 255)),
        ColorSequenceKeypoint.new(1, Color3.fromRGB(0, 255, 175))
    })
    border_gradient.Parent = border_stroke

    local header_frame = Instance.new("Frame")
    header_frame.Size = UDim2.new(1, 0, 0, 42)
    header_frame.BackgroundColor3 = Color3.fromRGB(18, 22, 34)
    header_frame.BorderSizePixel = 0
    header_frame.Parent = main_frame

    local title_label = Instance.new("TextLabel")
    title_label.Size = UDim2.new(1, -90, 1, 0)
    title_label.Position = UDim2.new(0, 16, 0, 0)
    title_label.BackgroundTransparency = 1
    title_label.Text = "MATH MURDER // PROCEDURAL VFX"
    title_label.TextColor3 = Color3.fromRGB(240, 245, 255)
    title_label.TextSize = 13
    title_label.Font = Enum.Font.GothamBold
    title_label.TextXAlignment = Enum.TextXAlignment.Left
    title_label.Parent = header_frame

    local badge_label = Instance.new("TextLabel")
    badge_label.Size = UDim2.new(0, 68, 0, 22)
    badge_label.Position = UDim2.new(1, -80, 0.5, -11)
    badge_label.BackgroundColor3 = Color3.fromRGB(28, 36, 54)
    badge_label.Text = "RShift"
    badge_label.TextColor3 = Color3.fromRGB(0, 215, 255)
    badge_label.TextSize = 11
    badge_label.Font = Enum.Font.GothamBold
    badge_label.Parent = header_frame

    local badge_corner = Instance.new("UICorner")
    badge_corner.CornerRadius = UDim.new(0, 6)
    badge_corner.Parent = badge_label

    enable_smooth_dragging(header_frame, shadow_frame)

    local tab_bar = Instance.new("Frame")
    tab_bar.Size = UDim2.new(1, -20, 0, 32)
    tab_bar.Position = UDim2.new(0, 10, 0, 50)
    tab_bar.BackgroundColor3 = Color3.fromRGB(18, 22, 32)
    tab_bar.BorderSizePixel = 0
    tab_bar.Parent = main_frame

    local tab_corner = Instance.new("UICorner")
    tab_corner.CornerRadius = UDim.new(0, 8)
    tab_corner.Parent = tab_bar

    local tab_indicator = Instance.new("Frame")
    tab_indicator.Size = UDim2.new(0.25, -4, 1, -4)
    tab_indicator.Position = UDim2.new(0, 2, 0, 2)
    tab_indicator.BackgroundColor3 = Color3.fromRGB(32, 44, 68)
    tab_indicator.BorderSizePixel = 0
    tab_indicator.Parent = tab_bar

    local indicator_corner = Instance.new("UICorner")
    indicator_corner.CornerRadius = UDim.new(0, 6)
    indicator_corner.Parent = tab_indicator

    local content_holder = Instance.new("Frame")
    content_holder.Size = UDim2.new(1, 0, 1, -90)
    content_holder.Position = UDim2.new(0, 0, 0, 88)
    content_holder.BackgroundTransparency = 1
    content_holder.Parent = main_frame

    local solver_page = Instance.new("Frame")
    solver_page.Size = UDim2.new(1, 0, 1, 0)
    solver_page.BackgroundTransparency = 1
    solver_page.Visible = true
    solver_page.Parent = content_holder

    local spatial_page = Instance.new("Frame")
    spatial_page.Size = UDim2.new(1, 0, 1, 0)
    spatial_page.BackgroundTransparency = 1
    spatial_page.Visible = false
    spatial_page.Parent = content_holder

    local overlay_page = Instance.new("Frame")
    overlay_page.Size = UDim2.new(1, 0, 1, 0)
    overlay_page.BackgroundTransparency = 1
    overlay_page.Visible = false
    overlay_page.Parent = content_holder

    local world_page = Instance.new("Frame")
    world_page.Size = UDim2.new(1, 0, 1, 0)
    world_page.BackgroundTransparency = 1
    world_page.Visible = false
    world_page.Parent = content_holder

    local pages = { solver_page, spatial_page, overlay_page, world_page }
    local tab_names = { "Solver", "3D Spatial", "2D Overlay", "World VFX" }

    for tab_index, tab_title in ipairs(tab_names) do
        local tab_btn = Instance.new("TextButton")
        tab_btn.Size = UDim2.new(0.25, 0, 1, 0)
        tab_btn.Position = UDim2.new((tab_index - 1) * 0.25, 0, 0, 0)
        tab_btn.BackgroundTransparency = 1
        tab_btn.Text = tab_title
        tab_btn.TextColor3 = Color3.fromRGB(220, 230, 255)
        tab_btn.TextSize = 11
        tab_btn.Font = Enum.Font.GothamBold
        tab_btn.Parent = tab_bar

        tab_btn.MouseButton1Click:Connect(function()
            play_tween(tab_indicator, 0.25, Enum.EasingStyle.Quart, Enum.EasingDirection.Out, {
                Position = UDim2.new((tab_index - 1) * 0.25, 2, 0, 2)
            })
            for page_index, page_frame in ipairs(pages) do
                page_frame.Visible = (page_index == tab_index)
            end
        end)
    end

    create_toggle_card(solver_page, "Auto Answer + Enter", state.auto_answer, 4, function(enabled)
        state.auto_answer = enabled
        if enabled and state.last_answer ~= "" then
            submit_answer(state.last_answer)
        end
    end)

    create_toggle_card(solver_page, "Humanize Typing Effect", state.humanize_typing, 50, function(enabled)
        state.humanize_typing = enabled
    end)

    create_toggle_card(solver_page, "Auto Click Desk Green Button", state.auto_click_detector, 96, function(enabled)
        state.auto_click_detector = enabled
    end)

    create_action_button(solver_page, "Reaction Delay: 0.05s (Click to Cycle)", 142, function(btn_ref)
        state.delay_index = (state.delay_index % #state.delay_presets) + 1
        state.reaction_delay = state.delay_presets[state.delay_index]
        btn_ref.Text = string.format("Reaction Delay: %.2fs (Click to Cycle)", state.reaction_delay)
    end)

    create_action_button(solver_page, "Force Submit Current Answer", 186, function()
        if state.last_answer ~= "" then
            submit_answer(state.last_answer)
        end
    end)

    create_toggle_card(spatial_page, "3D Corner Box + Aura + Chams", state.spatial_3d_enabled, 4, function(enabled)
        state.spatial_3d_enabled = enabled
    end)

    create_toggle_card(spatial_page, "3D Cubic Bezier Spline", state.bezier_spline_enabled, 50, function(enabled)
        state.bezier_spline_enabled = enabled
    end)

    create_toggle_card(spatial_page, "3D Neon Movement Trail", state.player_trail_enabled, 96, function(enabled)
        state.player_trail_enabled = enabled
        setup_character_trail()
    end)

    create_action_button(spatial_page, "Trigger Test 3D Shockwave", 142, function()
        local character = local_player.Character
        local root_part = character and character:FindFirstChild("HumanoidRootPart")
        if root_part then
            spawn_solve_vfx(root_part.Position, state.last_answer ~= "" and state.last_answer or "VFX")
        end
    end)

    create_toggle_card(overlay_page, "2D Corner Box + Ghost Bar + OOF", state.overlay_2d_enabled, 4, function(enabled)
        state.overlay_2d_enabled = enabled
    end)

    create_toggle_card(overlay_page, "Dynamic Rotating Crosshair", state.crosshair_enabled, 50, function(enabled)
        state.crosshair_enabled = enabled
    end)

    create_toggle_card(overlay_page, "Target HUD Floating Card", true, 96, function(enabled)
        if ui_refs.target_hud then
            ui_refs.target_hud.Visible = enabled
        end
    end)

    create_toggle_card(world_page, "Bloom + ColorCorrection + DOF", state.world_vfx_enabled, 4, function(enabled)
        state.world_vfx_enabled = enabled
        if state.bloom_effect then state.bloom_effect.Enabled = enabled end
        if state.color_correction then state.color_correction.Enabled = enabled end
        if state.dof_effect then state.dof_effect.Enabled = enabled and state.ui_visible end
    end)

    create_action_button(world_page, "Rescan Workspace & GUI Objects", 50, function()
        initialize_scanner()
        push_toast("SCANNER", "Workspace & GUI rescanned", 2.2)
    end)

    refresh_binds_widget()
    play_tween(window_scale, 0.38, Enum.EasingStyle.Back, Enum.EasingDirection.Out, { Scale = 1 })
    push_toast("VFX SUITE LOADED", "Press RightShift to toggle menu", 3.5)

    state.input_connection = user_input_service.InputBegan:Connect(function(input_obj, game_processed)
        if game_processed then return end
        if input_obj.KeyCode == Enum.KeyCode.RightShift then
            state.ui_visible = not state.ui_visible
            if state.dof_effect then
                state.dof_effect.Enabled = state.world_vfx_enabled and state.ui_visible
            end
            if state.ui_visible then
                shadow_frame.Visible = true
                play_tween(window_scale, 0.28, Enum.EasingStyle.Back, Enum.EasingDirection.Out, { Scale = 1 })
            else
                local hide_tween = play_tween(window_scale, 0.2, Enum.EasingStyle.Quart, Enum.EasingDirection.In, { Scale = 0 })
                if hide_tween then
                    hide_tween.Completed:Connect(function()
                        if not state.ui_visible then
                            shadow_frame.Visible = false
                        end
                    end)
                end
            end
        end
    end)

    state.render_connection = run_service.RenderStepped:Connect(function(delta_time)
        if not screen_gui.Parent then
            if state.render_connection then state.render_connection:Disconnect() end
            if state.input_connection then state.input_connection:Disconnect() end
            return
        end

        state.wave_time = state.wave_time + delta_time
        border_gradient.Rotation = (border_gradient.Rotation + delta_time * 75) % 360

        update_3d_spatial_visuals(delta_time)
        update_2d_overlay_and_hud(delta_time)
    end)
end

create_interface()
initialize_scanner()

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