:root {
  --sidebar-bg: #f8f9fa;
}

body {
  background-color: #fff;
}

.sidebar {
  background-color: var(--sidebar-bg);
  min-height: calc(100vh - 56px);
  border-right: 1px solid #dee2e6;
}

.list-group-item.active-category {
  background-color: #0d6efd;
  color: #fff;
}

.fiche-card {
  margin-bottom: 1.5rem;
}

.fiche-card .card-header {
  font-weight: 600;
}

#quizContainer .question-block {
  margin-bottom: 1.5rem;
  padding: 1rem;
  border: 1px solid #dee2e6;
  border-radius: 0.5rem;
}

.choice-btn {
  display: block;
  width: 100%;
  text-align: left;
  margin-bottom: 0.5rem;
}

.choice-btn.correct {
  background-color: #198754 !important;
  color: #fff !important;
  border-color: #198754 !important;
}

.choice-btn.incorrect {
  background-color: #dc3545 !important;
  color: #fff !important;
  border-color: #dc3545 !important;
}

#quizScore {
  font-size: 1.25rem;
  font-weight: 600;
}

.navbar-nav .nav-link.active {
  font-weight: 700;
  text-decoration: underline;
}