The paradox at the heart of Hindu eschatology is that the afterlife is mostly not the point. What happens when you die is a transition inside a much larger process — samsara, the beginningless wheel of birth and rebirth, on which every being turns. What liberates you from that wheel is moksha. Nothing less.
At death, the atman — the innermost self, which every Upanishad insists is identical with Brahman, the ground of all being — departs the body. Where it goes next is determined by karma, the residue of action. Hindu texts describe elaborate postmortem geographies: the Garuda Purana, recited for ten days after death, takes the departed through a year-long journey across the Vaitarani river, past the hosts of Yama (god of death) and his scribe Chitragupta, who keeps an exhaustive ledger of every life. The wicked are purged in narakas, hell-realms graded to the specific sin (adulterers in one, liars in another, cow-killers in a third). The virtuous rest in svargas, heaven-realms graded to the specific merit. Neither is final. Both exhaust themselves, and the soul returns to earth, reborn.
The fourteen lokas — seven above, seven below — are what you traverse. Brahmaloka at the top is the closest any being gets to the divine without being liberated; at the end of Brahma's day (eons long), even Brahmaloka dissolves. Time itself is a character in Hindu cosmology: one yuga is thousands of years, four yugas a mahayuga, a thousand mahayugas a single day in the life of Brahma, and we are inside just one of those days. Rebirth is therefore not a metaphor; it is the texture of cosmic time.
What breaks the wheel is moksha. The Bhagavad Gita describes four paths, each suited to a different temperament: bhakti (devotion to a chosen deity), jnana (direct realization of the atman as Brahman), karma (action performed without attachment to its fruits), and raja (meditative union). They are not mutually exclusive. A householder may live through karma yoga; a widow may turn toward bhakti; a sannyasin retreats to the forest for jnana. All four end in the same recognition: the self you thought was yours is not bounded, not impermanent, not distinct from the ground of everything that is.
When moksha is attained, the atman does not go anywhere. It recognizes what it has always been. Shankara's non-dual Vedanta puts it starkly: there was never any separation. Ramanuja's qualified non-dualism softens this — the liberated soul retains its individuality in communion with Vishnu. Madhva's dualism goes further still: the atman and Brahman are eternally distinct, though united in loving relationship. The variations matter. But the goal does not change: release from samsara, whatever that release looks like from the inside.
A Hindu funeral is, among other things, a navigation aid. The pinda offerings during sraddha rituals feed the departed soul. The rice balls and water libations help it cross the Vaitarani. The cremation fire releases the subtle body. The year of observance is a time of careful handoff. The family does not mourn a person taken from them; they escort a traveler to the next stage of a much longer journey.