A 34-year-old woman with systemic lupus erythematosus (on prednisolone 20 mg daily) presents with a 2-week history of fever, headache, neck stiffness, and photophobia. CSF analysis shows: glucose 35 mg/dL (serum 95 mg/dL), protein 180 mg/dL, WBC 120/μL (70% lymphocytes), negative bacterial culture, and India ink stain positive. Cryptococcal antigen (serum and CSF) is positive. Which antifungal regimen is most appropriate for induction therapy of cryptococcal meningitis in this patient?