Quarterly report [Sections 13 or 15(d)]

Summary of Significant Accounting Policies (Details - Concentration of risk)

v3.25.3
Summary of Significant Accounting Policies (Details - Concentration of risk) - USD ($)
3 Months Ended 9 Months Ended
Sep. 30, 2025
Sep. 30, 2024
Sep. 30, 2025
Sep. 30, 2024
Product Information [Line Items]        
Revenue $ 28,689 $ 74,215 $ 254,274 $ 264,954
Revenue Benchmark [Member] | Customer Concentration Risk [Member] | Customer A [Member]        
Product Information [Line Items]        
Revenue $ 28,500 $ 0 $ 132,531 $ 0
Concentration risk percentage 99.00% 0.00% 52.00% 0.00%
Revenue Benchmark [Member] | Customer Concentration Risk [Member] | Customer B [Member]        
Product Information [Line Items]        
Revenue $ 0 $ 37,981    
Concentration risk percentage 0.00% 51.00%    
Revenue Benchmark [Member] | Customer Concentration Risk [Member] | Customer C [Member]        
Product Information [Line Items]        
Revenue $ 0 $ 18,923    
Concentration risk percentage 0.00% 25.00%    
Revenue Benchmark [Member] | Customer Concentration Risk [Member] | Customer D [Member]        
Product Information [Line Items]        
Revenue     $ 80,942 $ 0
Concentration risk percentage     32.00% 0.00%
Revenue Benchmark [Member] | Customer Concentration Risk [Member] | Customer E [Member]        
Product Information [Line Items]        
Revenue     $ 26,019 $ 0
Concentration risk percentage     10.00% 0.00%
Revenue Benchmark [Member] | Customer Concentration Risk [Member] | Customer F [Member]        
Product Information [Line Items]        
Revenue     $ 0 $ 69,325
Concentration risk percentage     0.00% 26.00%
Revenue Benchmark [Member] | Customer Concentration Risk [Member] | Customer G [Member]        
Product Information [Line Items]        
Revenue     $ 0 $ 51,761
Concentration risk percentage     0.00% 20.00%
Revenue Benchmark [Member] | Customer Concentration Risk [Member] | Customer H [Member]        
Product Information [Line Items]        
Revenue     $ 0 $ 37,981
Concentration risk percentage     0.00% 14.00%