Hola mundo
=== HORA PHP ===
PHP date(): 2026-09-02 13:18:18
PHP timezone: America/Costa_Rica
Timestamp PHP: 1788376698

=== HORA UTC SEGÚN PHP ===
UTC PHP: 2026-09-02 19:18:18

=== HORA COSTA RICA ===
Costa Rica PHP: 2026-09-02 13:18:18