Share capital (Details) - GBP (£) |
Dec. 31, 2025 |
Dec. 31, 2024 |
Dec. 31, 2023 |
|---|---|---|---|
| IfrsStatementLineItems [Line Items] | |||
| Total | £ 14,099,257 | £ 11,724,988 | £ 6,252,900 |
| Ordinary shares [member] | |||
| IfrsStatementLineItems [Line Items] | |||
| Number | 225,817,808,922 | 6,685,918,922 | 1,189,577,722 |
| Total | £ 225,818 | £ 334,296 | £ 1,189,578 |
| ‘A’ deferred shares [member] | |||
| IfrsStatementLineItems [Line Items] | |||
| Number | 1,000,001 | 1,000,001 | 1,000,001 |
| Total | £ 1,000,001 | £ 1,000,001 | £ 1,000,001 |
| ‘B’ deferred shares [member] | |||
| IfrsStatementLineItems [Line Items] | |||
| Number | 4,063,321,418 | 4,063,321,418 | 4,063,321,418 |
| Total | £ 4,063,321 | £ 4,063,321 | £ 4,063,321 |
| ‘C’ deferred shares [member] | |||
| IfrsStatementLineItems [Line Items] | |||
| Number | 126,547,389,518 | 126,547,389,518 | |
| Total | £ 6,327,370 | £ 6,327,370 | |
| ‘D’ deferred shares [Member] | |||
| IfrsStatementLineItems [Line Items] | |||
| Number | 2,482,747,137,178 | ||
| Total | £ 2,482,747 |