.progress-dashboard-container {
  max-width: 960px;
  margin: 0 auto;
  padding: 20px;
}

.stat-card {
  background: #fff;
  border-radius: 8px;
  padding: 24px;
  text-align: center;
  box-shadow: 0 2px 8px rgba(0,0,0,0.1);
  margin-bottom: 16px;
}

.stat-icon {
  font-size: 2.5rem;
  margin-bottom: 8px;
}

.xp-card .stat-icon { color: #9b59b6; }

.xp-bar-container {
  background: #ecf0f1;
  border-radius: 10px;
  height: 10px;
  margin-top: 8px;
  overflow: hidden;
}

.xp-bar {
  height: 100%;
  background: linear-gradient(90deg, #9b59b6, #8e44ad);
  border-radius: 10px;
  transition: width 0.6s ease;
}

#level-display {
  font-size: 0.85rem;
}

.streak-card .stat-icon { color: #e67e22; }
.total-card .stat-icon { color: #2ecc71; }
.accuracy-card .stat-icon { color: #3498db; }

.stat-value {
  font-size: 2.2rem;
  font-weight: bold;
  color: #2c3e50;
}

.stat-label {
  font-size: 0.9rem;
  color: #7f8c8d;
  margin-top: 4px;
}

.module-progress-item {
  margin-bottom: 16px;
  background: #fff;
  border-radius: 8px;
  padding: 16px;
  box-shadow: 0 1px 4px rgba(0,0,0,0.08);
}

.progress-header {
  display: flex;
  justify-content: space-between;
  margin-bottom: 8px;
}

.progress {
  height: 24px;
  border-radius: 12px;
  background: #ecf0f1;
}

.progress-bar {
  line-height: 24px;
  font-size: 0.85rem;
  border-radius: 12px;
}

.achievements-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: 16px;
}

.achievement-card {
  background: #fff;
  border: 2px solid #dee2e6;
  border-radius: 8px;
  padding: 16px;
  text-align: center;
  position: relative;
  transition: border-color 0.2s;
}

.achievement-card.earned {
  border-color: #f1c40f;
  background: #fffef5;
}

.achievement-card.locked {
  opacity: 0.6;
}

.achievement-icon {
  font-size: 2rem;
  margin-bottom: 8px;
  color: #f1c40f;
}

.achievement-card.locked .achievement-icon {
  color: #bdc3c7;
}

.achievement-progress-container {
  background: #ecf0f1;
  border-radius: 8px;
  height: 6px;
  margin: 8px 0 4px;
  overflow: hidden;
}

.achievement-progress-bar {
  height: 100%;
  background: linear-gradient(90deg, #f39c12, #e67e22);
  border-radius: 8px;
  transition: width 0.5s ease;
}

.achievement-card.locked .achievement-progress-bar {
  background: #bdc3c7;
}

.achievement-progress-text {
  font-size: 0.75rem;
  color: #95a5a6;
}

.achievement-name {
  font-weight: bold;
  font-size: 0.95rem;
  margin-bottom: 4px;
}

.achievement-desc {
  font-size: 0.8rem;
  color: #7f8c8d;
}

.achievement-badge {
  position: absolute;
  top: 8px;
  right: 8px;
  color: #27ae60;
  font-size: 1.1rem;
}

.achievement-badge.locked {
  color: #bdc3c7;
}

#recent-activity .list-group {
  margin-bottom: 0;
}

#recent-activity .list-group-item {
  display: flex;
  align-items: center;
}

@media (max-width: 768px) {
  .stat-card {
    padding: 16px;
  }
  .stat-value {
    font-size: 1.6rem;
  }
  .achievements-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}