.six-marker-history-header {
  text-align: center;
  margin-bottom: 1.5rem;
}

.six-marker-history-header h1 {
  font-size: 2.5rem;
  font-weight: 700;
  margin: 0;
  background: linear-gradient(135deg, var(--color-gradient-gold-start) 0%, var(--color-gradient-gold-end) 25%, var(--color-gradient-gold-start) 50%, var(--color-gradient-gold-end) 75%, var(--color-gradient-gold-start) 100%);
  background-clip: text;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-size: 200% 200%;
  animation: shimmer 3s infinite;
}

@keyframes shimmer {
  0%, 100% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
  100% { background-position: 0% 50%; }
}

.six-marker-history-header p {
  color: var(--color-text-medium);
  font-size: 1.1rem;
  margin: 0.5rem 0 0 0;
}

.controls-bar {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 1.5rem;
  flex-wrap: wrap;
}

.history-card {
  padding: 1.5rem;
  margin-bottom: 1rem;
  cursor: pointer;
  transition: transform var(--transition-speed) ease, box-shadow var(--transition-speed) ease;
  background: var(--color-card-background);
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.05);
}

.history-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.1); /* Consider using a variable for shadow color if needed */
}

.score-badge {
  display: inline-block;
  padding: 0.25rem 0.6rem;
  border-radius: var(--border-radius);
  font-weight: 600;
  font-size: 0.9rem;
}

.score-excellent {
  background: var(--color-success-background);
  color: var(--color-success);
}

.score-good {
  background: var(--color-gradient-card-badge-gold-start); /* Using a primary-like color for good */
  color: var(--color-badge-text);
}

.score-fair {
  background: var(--color-gradient-gold-start); /* Using a gold-like color for fair */
  color: var(--color-badge-text);
}

.score-poor {
  background: var(--color-error-background);
  color: var(--color-error);
}

.expandable-content {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease;
}

.expandable-content.expanded {
  max-height: 2000px; /* Arbitrary large value */
}

.empty-state {
  text-align: center;
  padding: 3rem 1rem;
  color: var(--color-text-medium);
}

.stat-box {
  flex: 1;
  min-width: 180px;
  padding: 1rem;
  text-align: center;
  background: var(--color-card-background);
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05); /* Consider using a variable for shadow color if needed */
}

.stat-value {
  font-size: 2rem;
  font-weight: 700;
  color: var(--color-primary);
}

.stat-label {
  font-size: 0.85rem;
  color: var(--color-text-medium);
  margin-top: 0.25rem;
}

.history-item-question {
  font-weight: 600;
  color: var(--color-text-dark);
  margin-bottom: 0.25rem;
}

.history-item-date {
  font-size: 0.9rem;
  color: var(--color-text-medium);
}

.expanded-content-label {
  font-weight: 600;
  margin-bottom: 0.25rem;
  color: var(--color-primary);
}

.expanded-content-text {
  font-size: 0.9rem;
  color: var(--color-text-dark);
  white-space: pre-wrap;
}

@media (max-width: 768px) {
  .controls-bar {
    flex-direction: column;
    align-items: stretch;
  }
  .controls-bar > * {
    width: 100%;
  }
  .stat-box {
    min-width: unset;
  }
}