.mot-stage {
  position: relative;
  background: var(--glass);
  -webkit-backdrop-filter: blur(20px);
  backdrop-filter: blur(20px);
  border: 1px solid var(--glass-border);
  border-radius: 24px;
  box-shadow: 0 0 64px 3px color-mix(in srgb, var(--accent) 11%, transparent);
  aspect-ratio: 1;
  margin-bottom: 14px;
  overflow: hidden;
}

.mot-ball {
  position: absolute;
  width: 38px;
  height: 38px;
  border-radius: 50%;
  background: var(--text-dim);
  border: 2px solid transparent;
  cursor: default;
  transform: translate(-50%, -50%);
  transition: background 0.2s, border-color 0.2s, box-shadow 0.2s, transform 0.05s;
  user-select: none;
}

.mot-ball.target {
  background: var(--accent);
  border-color: #fff;
  box-shadow: 0 0 14px var(--accent);
}

.mot-ball.clickable {
  cursor: pointer;
  background: var(--text);
}

.mot-ball.picked {
  background: #ffffff;
  border-color: var(--accent);
  box-shadow: 0 0 14px var(--accent);
}

.mot-ball.reveal-target {
  background: rgba(74, 222, 128, 0.85);
  border-color: var(--good);
}

.mot-ball.reveal-hit {
  background: var(--good);
  border-color: #fff;
  box-shadow: 0 0 18px var(--good);
}

.mot-ball.reveal-miss {
  background: var(--bad);
  border-color: #fff;
}

.mot-countdown {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  font-size: 64px;
  font-weight: 800;
  color: var(--accent);
  pointer-events: none;
  text-shadow: 0 0 30px var(--accent);
  opacity: 0;
  transition: opacity 0.2s, transform 0.3s;
}

.mot-countdown.show {
  opacity: 1;
  transform: translate(-50%, -50%) scale(1.2);
}