Quarterly report [Sections 13 or 15(d)]

Series B Redeemable Preferred Stock (Temporary Equity) (Details - Balance sheet reconciled)

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Series B Redeemable Preferred Stock (Temporary Equity) (Details - Balance sheet reconciled) - Series B Preferred Stock [Member] - USD ($)
 6 Months Ended 12 Months Ended
Jun. 30, 2026
Dec. 31, 2025
Class of Stock [Line Items]    
Gross proceeds $ 7,000,000 $ 7,000,000
Preferred stock issuance costs (680,000) (680,000)
Value converted into common stock (5,954,250) (827,050)
Repurchase (1,045,750) 0
Accretion of carrying value to redemption value 680,000 453,334
Preferred stock subject to possible redemption $ 0 $ 5,946,284