Question juridique clé
Whether the custody reallocation from mother to father under Art. 134 ZGB was warranted by a substantial change in circumstances and the children's best interests.
Solution extraite
The custody transfer to the father was justified; the appellate court acted within its discretion and the challenged judgment was upheld.
Motifs extraits
The mother’s repeated unannounced departures, unclear living plans, and unstable conduct contrasted with the father’s stable care, school involvement, and continuity for the children, who had lived with him for over two and a half years and were doing well there.