Cookbook
Design
Stable
Choosing the Right Chart
A question-first chart chooser plus the no-library ERB/CSS/SVG recipes — why sorted bars beat pies, when a big number beats any chart, the perceptual ranking behind it, and working partials for a sorted bar chart, a fixed-scale heatmap, and a waterfall.
Related
Cookbook
Progressive Disclosure for Dense Detail Pages
Run that guide FIRST — a chart nobody needs is still clutter. It decides whether the chart earns a place on the screen at all.
Cookbook
Color, Icons, and Contrast
The palette authority — entity vs status colors, the channel rule, never-color-alone, and the 3:1 contrast floor every chart mark owes.