/* ============================================================
   衝動の抑え (Go/No-Go) — page-local styles. Linked after lab.css
   on lab/gonogo/ only. Stimuli are shape-coded as well as
   color-coded (circle vs square) so the task doesn't rely on hue
   alone.
   ============================================================ */
.gonogo-stimulus-wrap {
  min-height: 130px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.gonogo-shape {
  width: 110px;
  height: 110px;
  box-sizing: border-box;
}
.gonogo-shape.is-go {
  border-radius: 999px;
  background: #2f5f9e; /* blue circle = Go */
}
.gonogo-shape.is-nogo {
  border-radius: 10px;
  background: #c1443a; /* red square = No-Go */
}
@media (max-width: 420px) {
  .gonogo-shape { width: 92px; height: 92px; }
}