Add feature label component

frontend/src/components/Filters.tsx

@@ -10,6 +10,7 @@ import { groupFeaturesByCategory } from '../lib/features';
 import InfoPopup from './InfoPopup';
 import { FeatureInfoPopup } from './FeatureInfoPopup';
 import { FeatureActions } from './FeatureIcons';
+import { FeatureLabel } from './ui/FeatureLabel';
 
 interface FiltersProps {
   features: FeatureMeta[];
@@ -91,7 +92,7 @@ function FeatureBrowser({
                   className="flex items-start justify-between px-3 py-1.5 hover:bg-teal-50 dark:hover:bg-teal-900/30 dark:text-warm-300"
                 >
                   <div className="min-w-0 mr-2">
-                    <span className="text-sm truncate block">{f.name}</span>
+                    <FeatureLabel feature={f} onShowInfo={setInfoFeature} size="sm" />
                     {f.description && (
                       <span className="text-xs text-warm-400 dark:text-warm-500 truncate block">
                         {f.description}
@@ -102,7 +103,6 @@ function FeatureBrowser({
                     feature={f}
                     isPinned={isPinned}
                     onTogglePin={onTogglePin}
-                    onShowInfo={setInfoFeature}
                     onAdd={onAddFilter}
                   />
                 </div>
@@ -232,12 +232,11 @@ export default memo(function Filters({
                   className={`space-y-1 p-3 rounded ${pinnedFeature === feature.name ? 'ring-2 ring-teal-400 bg-teal-50/50 dark:bg-teal-900/20' : ''}`}
                 >
                   <div className="flex items-center justify-between">
-                    <Label>{feature.name}</Label>
+                    <FeatureLabel feature={feature} onShowInfo={setActiveInfoFeature} size="sm" />
                     <FeatureActions
                       feature={feature}
                       isPinned={pinnedFeature === feature.name}
                       onTogglePin={onTogglePin}
-                      onShowInfo={setActiveInfoFeature}
                       onRemove={onRemoveFilter}
                     />
                   </div>
@@ -281,15 +280,16 @@ export default memo(function Filters({
                 className={`space-y-1 p-3 rounded ${isActive ? 'ring-2 ring-teal-400 bg-teal-50 dark:bg-teal-900/30' : isPinned ? 'ring-2 ring-teal-400 bg-teal-50/50 dark:bg-teal-900/20' : ''}`}
               >
                 <div className="flex items-center justify-between">
-                  <Label>
-                    {feature.name}: {formatFilterValue(displayValue[0])} -{' '}
-                    {formatFilterValue(displayValue[1])}
-                  </Label>
+                  <div className="flex items-center gap-1 min-w-0">
+                    <FeatureLabel feature={feature} onShowInfo={setActiveInfoFeature} size="sm" />
+                    <span className="text-sm text-warm-500 dark:text-warm-400">
+                      {formatFilterValue(displayValue[0])} - {formatFilterValue(displayValue[1])}
+                    </span>
+                  </div>
                   <FeatureActions
                     feature={feature}
                     isPinned={isPinned}
                     onTogglePin={onTogglePin}
-                    onShowInfo={setActiveInfoFeature}
                     onRemove={onRemoveFilter}
                   />
                 </div>

frontend/src/components/ui/FeatureLabel.tsx

@@ -0,0 +1,35 @@
+import type { FeatureMeta } from '../../types';
+import { InfoIcon } from './icons';
+
+interface FeatureLabelProps {
+  feature: FeatureMeta;
+  onShowInfo?: (feature: FeatureMeta) => void;
+  className?: string;
+  size?: 'xs' | 'sm';
+}
+
+export function FeatureLabel({
+  feature,
+  onShowInfo,
+  className = '',
+  size = 'xs',
+}: FeatureLabelProps) {
+  const textClass = size === 'sm' ? 'text-sm' : 'text-xs';
+
+  return (
+    <div className={`flex items-center gap-1 min-w-0 ${className}`}>
+      <span className={`${textClass} text-warm-700 dark:text-warm-300 truncate`}>
+        {feature.name}
+      </span>
+      {feature.detail && onShowInfo && (
+        <button
+          onClick={() => onShowInfo(feature)}
+          className="p-1 -m-0.5 rounded text-warm-400 hover:text-warm-700 dark:hover:text-warm-300 hover:bg-warm-100 dark:hover:bg-warm-700 shrink-0"
+          title="Feature info"
+        >
+          <InfoIcon className="w-3.5 h-3.5" />
+        </button>
+      )}
+    </div>
+  );
+}

frontend/src/components/ui/TabButton.tsx

@@ -5,7 +5,7 @@ interface TabButtonProps {
   onClick: () => void;
 }
 
-export function TabButton({ label, count, isActive, onClick }: TabButtonProps) {
+export function TabButton({ label, isActive, onClick }: TabButtonProps) {
   return (
     <button
       className={`flex-1 p-3 ${
@@ -16,7 +16,6 @@ export function TabButton({ label, count, isActive, onClick }: TabButtonProps) {
       onClick={onClick}
     >
       {label}
-      {count !== undefined && count > 0 && ` (${count})`}
     </button>
   );
 }