v3.26.1
Fair Value Measurement - Schedule of Measured on Recurring Basis (Details)
Mar. 31, 2026
Dec. 31, 2025
Dec. 31, 2024
Measurement Input, Expected Term [Member]      
Class of Warrant or Right [Line Items]      
Measurement input, percentage 10    
Measurement Input, Expected Dividend Rate [Member]      
Class of Warrant or Right [Line Items]      
Measurement input, percentage 0    
Minimum [Member] | Measurement Input, Risk Free Interest Rate [Member]      
Class of Warrant or Right [Line Items]      
Measurement input, percentage 0.04    
Minimum [Member] | Measurement Input, Price Volatility [Member]      
Class of Warrant or Right [Line Items]      
Measurement input, percentage 0.566    
Maximum [Member] | Measurement Input, Risk Free Interest Rate [Member]      
Class of Warrant or Right [Line Items]      
Measurement input, percentage 4.3    
Maximum [Member] | Measurement Input, Price Volatility [Member]      
Class of Warrant or Right [Line Items]      
Measurement input, percentage 57.9    
SAFE Liability [Member] | Measurement Input, Risk Free Interest Rate [Member]      
Class of Warrant or Right [Line Items]      
Measurement input, percentage 0.037 0.036  
SAFE Liability [Member] | Measurement Input, Expected Term [Member]      
Class of Warrant or Right [Line Items]      
Measurement input, percentage 0.25 0.33 0.25
SAFE Liability [Member] | Measurement Input, Price Volatility [Member]      
Class of Warrant or Right [Line Items]      
Measurement input, percentage 0.512 0.435 73.8
SAFE Liability [Member] | Minimum [Member] | Measurement Input, Risk Free Interest Rate [Member]      
Class of Warrant or Right [Line Items]      
Measurement input, percentage     0.043
SAFE Liability [Member] | Maximum [Member]      
Class of Warrant or Right [Line Items]      
Measurement input, percentage     4.4
Preferred Stock Warrant Liability [Member] | Measurement Input, Risk Free Interest Rate [Member]      
Class of Warrant or Right [Line Items]      
Measurement input, percentage 0.043 0.039 4.5
Preferred Stock Warrant Liability [Member] | Measurement Input, Price Volatility [Member]      
Class of Warrant or Right [Line Items]      
Measurement input, percentage 0.58 0.84 60
Preferred Stock Warrant Liability [Member] | Measurement Input, Expected Dividend Rate [Member]      
Class of Warrant or Right [Line Items]      
Measurement input, percentage
Preferred Stock Warrant Liability [Member] | Measurement Input, Contractual life (in years) [Member]      
Class of Warrant or Right [Line Items]      
Measurement input, percentage 6.9 7.2 8.2
Derivative Liability [Member] | Measurement Input, Risk Free Interest Rate [Member]      
Class of Warrant or Right [Line Items]      
Measurement input, percentage   3.6 4.1
Derivative Liability [Member] | Measurement Input, Expected Term [Member]      
Class of Warrant or Right [Line Items]      
Measurement input, percentage   0.33 1.56
Derivative Liability [Member] | Measurement Input, Price Volatility [Member]      
Class of Warrant or Right [Line Items]      
Measurement input, percentage   43.5 71.7