Hindu temple architecture features a variety of styles, evolving from rock-cut caves to structural temples, categorized as Nagara in the North and Dravidian in the South. Key architectural elements include the garbhagriha (sanctum), mandapa (entrance), shikhara/vimana (spire), and various symbolic components like amalaka and kalasa. The vahana represents the deity's vehicle, embodying important cultural and ritual significances within Hindu worship.