Spacing scale drives every padding & gap — never raw px. --sp-4 (12px) is THE panel gutter, shared by headers, filters, footer and the table's first cell.
--sp-0
2px · hairline gap
--sp-1
4px
--sp-2
6px · chip gap
--sp-3
8px · row gap
--sp-4
12px · panel gutter
--sp-5
16px · section
--sp-6
24px
--sp-7
40px · block
LEGACYafb5f42