Hola mundo
=== HORA PHP ===
PHP date(): 2026-09-15 20:19:29
PHP timezone: America/Costa_Rica
Timestamp PHP: 1789525169

=== HORA UTC SEGÚN PHP ===
UTC PHP: 2026-09-16 02:19:29

=== HORA COSTA RICA ===
Costa Rica PHP: 2026-09-15 20:19:29