Rule reminder

Review summary: Congiuntivo presente (wishes, emotions, doubt — present/future with present main verb). Congiuntivo passato / presente perfetto (past events with present main verb). Congiuntivo imperfetto (wishes, emotions, doubt — simultaneous past with past/conditional main verb). Congiuntivo trapassato (past events with past/conditional main verb). Each tense has both sequence-of-tenses and context-specific uses.