Calculate only the bounded Jaimini structural layer of a validated Vedic chart, including selectable seven- or eight-chara-karaka ranking, rashi drishti, and a declared Arudha Lagna exception policy. Use for Jaimini, chara karaka, Atmakaraka, rashi aspect, or Arudha requests. Never combine seven- and eight-karaka results or invent Chara Dasha and predictive judgments.