/* Two Colors — the Schulte Table grid (.cu-* from countup.css) with a second, red count.
   The red is a stimulus color (like Ink's red), never a "wrong" signal. Color-safe adds a thin circle. */

.cu-cell.tc-red { --cu-ink: #E5484D; }
.cu-cell.tc-red.found { color: var(--stage-faint); }

/* Color-safe: red numbers also sit in a 1 px circle, so the two counts differ in shape as well as color. */
.cu-grid.tc-safe .tc-red span {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 1.75em;
  height: 1.75em;
  border: 1px solid currentColor;
  border-radius: 50%;
}