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v3.25.2

Leases (Details Narrative) | Mar. 31, 2025 USD ($)
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Leases [Abstract] |
Minimum short term lease payments | $ 42,995

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Namespace Prefix: | CIK0001979610_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

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Name: | us-gaap_LeasesAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration