dense-ui-metrics

Mathematical spacing, sizing, weight, line-height, letter-spacing, radius, and padding rules for "productive" SaaS interfaces, across density regimes: Dense (Linear / Doppler / Raycast / Vercel), Comfortable/roomier (Cal.com style), and anything in between. Use this whenever you are building OR refining any such UI — dashboards, data tables, sidebars, toolbars, filter bars, forms, inputs, buttons, badges/pills, KPI…