class_name ArenaBoundary
extends StaticBody3D

# The standard arena play volume (inner faces of the enclosure). Every arena
# instances objects/arena_boundary.tscn so all arenas share one size; code
# that needs field dimensions derives them from these constants rather than
# restating numbers.
const INNER_HALF_X := 12.0
const INNER_HALF_Z := 18.0
const INNER_HEIGHT := 12.0
# Goal-centre distance from arena centre; the end walls sit 1 m behind, so a
# ball pinned against them still overlaps the goal sensor.
const GOAL_LINE_Z := 17.0