Hola mundo
=== HORA PHP ===
PHP date(): 2026-09-05 11:20:18
PHP timezone: America/Costa_Rica
Timestamp PHP: 1788628818

=== HORA UTC SEGÚN PHP ===
UTC PHP: 2026-09-05 17:20:18

=== HORA COSTA RICA ===
Costa Rica PHP: 2026-09-05 11:20:18