0bfe3a62cb
FrameLerp.Smooth is the framerate-independent smoothing path -- a Umbra-style v += (target - v) * factor with the factor clamped to 1 so a stalled frame snaps cleanly instead of overshooting. Tab gets two NonSerialized fields (_hoverAlpha, _cardHoverAlpha) that the v1.5.4 render loops drive.