The pinnacle of his coaching career came at the 1998 World Cup in France when Croatia finished in third place only a few years after emerging from the bloody breakup of former Yugoslavia.
The 23-year-old added a second bronze to India's tally, defeating Lithuania's Adomas Grigaliunas 5-0.
Runners-up in 2018, Croatia also came third in the 1998 World Cup, beating the Netherlands 2-1.
Croatia beat the Atlas Lions 2-1.
Messi converted a penalty to break the deadlock in the 34th minute, while Alvarez made it 2-0 five minutes later. Messi provided the assist as Alvarez scored his second in the 69th.
With no players suspended and no injury concerns following the return of defender Borna Sosa, Zlatko the Croats are brimming with confidence and ready for more.
Argentina have won all four of their previous semifinals in 1930, 1986, 1990 and 2014.
With the semi-final showdown with either Argentina or the Netherlands looming, Tite's men let their guards down and allowed Croatia to score an equaliser from a counter-attack with three minutes left in extra-time.
As to the penalty shootout we are fighters, said Croatia's goalkeeper Dominik Livakovic.
The Croats kept their composure from the penalty spot as Brazil's Marquinhos and Rodrygo failed to convert.