.bwc-container {
  display: inline-block;
  text-align: center;
  font-family: system-ui, sans-serif;
}

.bwc-controls {
  margin-top: 10px;
  display: flex;
  justify-content: center;
  gap: 8px;
}

.bwc-toggle,
.bwc-clear {
  appearance: none;
  border: 2px solid #1e3a8a;
  background: #fff;
  color: #1e3a8a;
  padding: 8px 14px;
  border-radius: 8px;
  font-weight: 600;
  cursor: pointer;
}
.bwc-toggle.active {
  background: #1e3a8a;
  color: #fff;
}
.bwc-clear {
  border-color: #7c2d12;
  color: #7c2d12;
}

#card-container {
  display: grid;
  place-items: center;
  min-height: 110px;
  margin-top: 14px;
}

.bwc-card {
  padding: 10px 16px;
  border-radius: 10px;
  font-size: 18px;
  white-space: nowrap;
}
.bwc-card.is-word {
  background: #fff6c1;
  border: 2px solid #d8a400;
}
.bwc-card.is-question {
  background: #e0f2fe;
  border: 2px solid #0284c7;
}

.fade-in {
  animation: bwcFade .4s ease;
}
@keyframes bwcFade {
  from { opacity: 0; transform: scale(0.96); }
  to   { opacity: 1; transform: scale(1); }
}

.bwc-hint {
  font-size: 14px;
  color: #475569;
}