:root{
  /* UI: short, flat, no bounce. */
  --dur-instant:80ms; /* @kind other */
  --dur-fast:120ms; /* @kind other */
  --dur-base:180ms; /* @kind other */
  --dur-slow:260ms; /* @kind other */
  --ease-standard:cubic-bezier(.2,0,.2,1); /* @kind other */
  --ease-out:cubic-bezier(0,0,.2,1); /* @kind other */
  --ease-in-out:cubic-bezier(.4,0,.2,1); /* @kind other */
  --transition-control:background-color var(--dur-fast) var(--ease-standard),border-color var(--dur-fast) var(--ease-standard),color var(--dur-fast) var(--ease-standard); /* @kind other */

  /* Chart animation: constant-rate playback, linear interpolation between frames.
     Bar reorder eases; values count linearly. */
  --dur-chart-frame:100ms; /* @kind other */
  --ease-chart-reorder:cubic-bezier(.35,0,.35,1); /* @kind other */
  --ease-chart-value:linear; /* @kind other */
}