.profiler-panel {
  display: flex;
  flex-direction: column;
  height: 100%;
  background: var(--color-bg-base);
}

.profiler-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 8px;
  background: var(--color-bg-elevated);
  border-bottom: 1px solid var(--color-border-default);
  flex-shrink: 0;
  gap: 8px;
  height: 26px;
}

.profiler-toolbar-left {
  display: flex;
  align-items: center;
  gap: 12px;
  flex: 1;
}

.profiler-toolbar-right {
  display: flex;
  align-items: center;
  gap: 8px;
}

.profiler-stats-summary {
  display: flex;
  align-items: center;
  gap: 20px;
}

.summary-item {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 12px;
  color: var(--color-text-secondary);
}

.summary-item svg {
  color: var(--color-primary);
}

.summary-label {
  font-weight: 500;
}

.summary-value {
  font-family: var(--font-family-mono);
  font-weight: 600;
  color: var(--color-text-primary);
}

.summary-value.over-budget {
  color: var(--color-danger);
}

.summary-value.low-fps {
  color: var(--color-warning);
}

.profiler-sort {
  padding: 4px 8px;
  background: var(--color-bg-inset);
  border: 1px solid var(--color-border-default);
  border-radius: var(--radius-sm);
  color: var(--color-text-primary);
  font-size: 11px;
  cursor: pointer;
  outline: none;
  transition: all var(--transition-fast);
}

.profiler-sort:hover {
  border-color: var(--color-primary);
}

.profiler-sort:focus {
  border-color: var(--color-primary);
}

.profiler-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 6px;
  background: transparent;
  border: none;
  border-radius: var(--radius-sm);
  color: var(--color-text-secondary);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.profiler-btn:hover {
  background: var(--color-bg-hover);
  color: var(--color-text-primary);
}

.profiler-content {
  flex: 1;
  overflow-y: auto;
  overflow-x: hidden;
  padding: 12px;
}

.profiler-content::-webkit-scrollbar {
  width: 8px;
}

.profiler-content::-webkit-scrollbar-track {
  background: var(--color-bg-elevated);
}

.profiler-content::-webkit-scrollbar-thumb {
  background: var(--color-border-default);
  border-radius: 4px;
}

.profiler-content::-webkit-scrollbar-thumb:hover {
  background: var(--color-text-secondary);
}

.profiler-empty {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  height: 100%;
  color: var(--color-text-tertiary);
  gap: 12px;
}

.profiler-empty p {
  margin: 0;
  font-size: 13px;
}

.profiler-empty-hint {
  font-size: 11px !important;
  opacity: 0.7;
}

.profiler-systems {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.system-row {
  background: var(--color-bg-elevated);
  border: 1px solid var(--color-border-default);
  border-radius: var(--radius-md);
  padding: 12px;
  transition: all var(--transition-fast);
}

.system-row:hover {
  border-color: var(--color-border-strong);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.system-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 8px;
}

.system-info {
  display: flex;
  align-items: center;
  gap: 8px;
  flex: 1;
}

.system-rank {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 22px;
  background: var(--color-bg-inset);
  border-radius: var(--radius-sm);
  font-size: 11px;
  font-weight: 600;
  font-family: var(--font-family-mono);
  color: var(--color-text-secondary);
}

.system-name {
  font-size: 13px;
  font-weight: 600;
  color: var(--color-text-primary);
  font-family: var(--font-family-mono);
}

.system-entities {
  font-size: 11px;
  color: var(--color-text-tertiary);
}

.system-metrics {
  display: flex;
  align-items: center;
  gap: 12px;
}

.metric-time {
  font-size: 13px;
  font-weight: 600;
  font-family: var(--font-family-mono);
  color: var(--color-text-primary);
}

.metric-percentage {
  font-size: 12px;
  font-family: var(--font-family-mono);
  color: var(--color-text-secondary);
  background: var(--color-bg-inset);
  padding: 2px 6px;
  border-radius: var(--radius-sm);
}

.system-bar {
  width: 100%;
  height: 6px;
  background: var(--color-bg-inset);
  border-radius: 3px;
  overflow: hidden;
  margin-bottom: 8px;
}

.system-bar-fill {
  height: 100%;
  transition: width 0.3s ease;
  border-radius: 3px;
}

.system-stats {
  display: flex;
  align-items: center;
  gap: 16px;
}

.stat-item {
  display: flex;
  align-items: center;
  gap: 4px;
  font-size: 11px;
}

.stat-label {
  color: var(--color-text-tertiary);
}

.stat-value {
  font-family: var(--font-family-mono);
  font-weight: 500;
  color: var(--color-text-secondary);
}

.profiler-footer {
  padding: 10px 12px;
  background: var(--color-bg-elevated);
  border-top: 1px solid var(--color-border-default);
  flex-shrink: 0;
}

.profiler-legend {
  display: flex;
  align-items: center;
  gap: 16px;
  justify-content: center;
}

.legend-item {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 11px;
  color: var(--color-text-secondary);
}

.legend-color {
  width: 12px;
  height: 12px;
  border-radius: 2px;
}

@media (prefers-reduced-motion: reduce) {
  .system-row,
  .system-bar-fill,
  .profiler-btn {
    transition: none;
  }
}