; =============================================================================
; Golf (JU) application-specific RAM aliases
; =============================================================================
; Pass 2 names are introduced only where usage is established. RAM reused by
; unrelated subsystems remains numeric until the owning routines are audited.

; PPU/NMI infrastructure
ppu_ctrl_shadow         = $00
ppu_mask_shadow         = $01
nmi_vector_lo           = $02
nmi_vector_hi           = $03
source_pointer_lo       = $04
source_pointer_hi       = $05
destination_pointer_lo  = $06
destination_pointer_hi  = $07
nmi_complete_flag       = $08

; Title/menu state
title_input_mode        = $09
menu_input_latch        = $0A
menu_selection          = $0D
current_hole_index      = $2B

; Course overview/grid generation
grid_inner_index        = $6F
grid_group_index        = $70