[hidden] { display: none !important; }

.static-note {
  color: var(--color-text-muted, #64748b);
  font-size: 0.92rem;
}

.module-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1.25rem;
}

.module-card {
  display: flex;
  min-height: 220px;
  flex-direction: column;
  justify-content: space-between;
}

.question-static-controls {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.8rem;
  margin-bottom: 1rem;
}

.question-static-controls label {
  display: grid;
  gap: 0.35rem;
  font-weight: 700;
}

.question-static-controls input,
.question-static-controls select {
  width: 100%;
}

.question-chapter-button {
  width: 100%;
  border: 0;
  background: transparent;
  color: inherit;
  cursor: pointer;
  text-align: left;
}

.question-chapter-button.is-active {
  color: var(--color-primary, #1d4ed8);
  font-weight: 800;
}

.static-pagination {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.4rem;
  margin-top: 1.5rem;
}

.static-pagination button.is-current {
  background: var(--color-primary, #1d4ed8);
  color: #fff;
}

.question-detail-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin: 1rem 0;
}

.static-answer-section {
  margin-top: 1.5rem;
}

.set-question-list {
  display: grid;
  gap: 0.8rem;
  margin-top: 1.5rem;
}

.set-question-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1rem;
  border: 1px solid var(--color-border, #dbe3ef);
  border-radius: 14px;
  background: #fff;
}

.build-error {
  padding: 1rem;
  border: 1px solid #fecaca;
  border-radius: 12px;
  background: #fef2f2;
  color: #991b1b;
}

.tool-back-link {
  position: fixed;
  z-index: 9999;
  top: 12px;
  left: 12px;
  padding: 0.55rem 0.8rem;
  border-radius: 999px;
  background: rgba(15, 23, 42, 0.9);
  color: #fff;
  font: 600 14px/1 system-ui, sans-serif;
  text-decoration: none;
  box-shadow: 0 8px 24px rgba(15, 23, 42, 0.2);
}

@media (max-width: 900px) {
  .module-grid,
  .question-static-controls { grid-template-columns: 1fr; }
  .set-question-item { align-items: flex-start; flex-direction: column; }
}