Hola mundo
=== HORA PHP ===
PHP date(): 2026-09-15 04:23:59
PHP timezone: America/Costa_Rica
Timestamp PHP: 1789467839

=== HORA UTC SEGÚN PHP ===
UTC PHP: 2026-09-15 10:23:59

=== HORA COSTA RICA ===
Costa Rica PHP: 2026-09-15 04:23:59