package browser

// HandleScroll updates the browser scroll index by the given delta (in entries).
// Clamps to valid bounds and triggers prefetch/eviction as needed.
func HandleScroll(s *BrowserState, delta int) {
	s.ScrollIndex += delta

	// Clamp to valid bounds
	clampScrollIndex(s)

	// Trigger eviction of distant pages
	s.EvictPages()
}