Hola mundo
=== HORA PHP ===
PHP date(): 2026-09-12 18:22:25
PHP timezone: America/Costa_Rica
Timestamp PHP: 1789258945

=== HORA UTC SEGÚN PHP ===
UTC PHP: 2026-09-13 00:22:25

=== HORA COSTA RICA ===
Costa Rica PHP: 2026-09-12 18:22:25