Consolidated Statements of Operations and Comprehensive Loss - Schedule of Revenues (Details) - EUR (€)	12 Months Ended
Dec. 31, 2025	Dec. 31, 2024	Dec. 31, 2023
Revenue [Abstract]
Revenues	€ 29,331	€ 165,789	€ 63,089
Total	€ 29,331	€ 165,789	€ 63,089

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+ Details