/* public/css/quant-mode.css
   Quant Mode (premium) — styles specific to the cross-module topic picker.
   Quiz/result screens reuse practice.css + aptitude.css classes as-is. */

.qm-topic-group {
  margin-bottom: var(--space-3);
  border: 1.5px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.qm-topic-group-header {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-3) var(--space-4);
  background: var(--admin-hover-bg);
  border: none;
  font: inherit;
  cursor: pointer;
  text-align: left;
}

.qm-topic-group-title {
  font-size: var(--fs-sm);
  font-weight: var(--fw-bold);
  color: var(--text-main);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.qm-topic-group-meta {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.qm-topic-group-count {
  font-size: var(--fs-xs);
  font-weight: var(--fw-semibold);
  color: var(--color-purple);
  text-transform: capitalize;
}

.qm-topic-group-chevron {
  width: 18px;
  height: 18px;
  color: var(--text-soft);
  transition: transform 0.2s ease;
}

.qm-topic-group.expanded .qm-topic-group-chevron {
  transform: rotate(180deg);
}

.qm-topic-group-body {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease;
}

.qm-topic-group.expanded .qm-topic-group-body {
  max-height: 2000px;
}

.qm-topic-grid {
  margin: var(--space-4) var(--space-4) 0;
}

.qm-select-all-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  width: calc(100% - 2 * var(--space-4));
  margin: var(--space-3) var(--space-4) var(--space-4);
  font-size: var(--fs-sm);
  font-weight: var(--fw-bold);
  color: #fff;
  background: var(--accent-gradient);
  border: none;
  border-radius: var(--radius-full);
  padding: 9px 12px;
  cursor: pointer;
  transition: transform 0.15s, box-shadow 0.15s;
}

.qm-select-all-btn:hover {
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(99, 102, 241, 0.3);
}

.qm-select-all-btn .lucide {
  width: 15px;
  height: 15px;
}

.qm-review-topic-badge {
  display: inline-block;
  margin-right: 6px;
  vertical-align: middle;
}