feat(ui): add paused filter to account flow viz

ui/src/components/account/flow-viz/flow-viz-header.tsx

@@ -4,12 +4,15 @@
 
 import { useTranslation } from 'react-i18next';
 import { cn } from '@/lib/utils';
-import { ChevronRight, Eye, EyeOff, RotateCcw } from 'lucide-react';
+import { ChevronRight, Eye, EyeOff, ListFilter, RotateCcw } from 'lucide-react';
 
 interface FlowVizHeaderProps {
   onBack?: () => void;
   showDetails: boolean;
   onToggleDetails: () => void;
+  showPausedAccounts: boolean;
+  pausedAccountsCount: number;
+  onTogglePausedAccounts: () => void;
   hasCustomPositions: boolean;
   onResetPositions: () => void;
 }
@@ -18,6 +21,9 @@ export function FlowVizHeader({
   onBack,
   showDetails,
   onToggleDetails,
+  showPausedAccounts,
+  pausedAccountsCount,
+  onTogglePausedAccounts,
   hasCustomPositions,
   onResetPositions,
 }: FlowVizHeaderProps) {
@@ -48,6 +54,25 @@ export function FlowVizHeader({
           {showDetails ? <EyeOff className="w-3.5 h-3.5" /> : <Eye className="w-3.5 h-3.5" />}
           <span>{showDetails ? t('flowViz.hideDetails') : t('flowViz.showDetails')}</span>
         </button>
+        {pausedAccountsCount > 0 && (
+          <button
+            onClick={onTogglePausedAccounts}
+            aria-pressed={!showPausedAccounts}
+            className={cn(
+              'flex items-center gap-1.5 text-xs font-medium transition-all duration-200 px-3 py-1.5 rounded-md border shadow-sm',
+              showPausedAccounts
+                ? 'bg-background text-muted-foreground hover:text-foreground border-border/60 hover:border-border hover:bg-muted/50'
+                : 'bg-amber-500/15 text-amber-700 border-amber-500/40 hover:bg-amber-500/20 dark:bg-amber-500/20 dark:text-amber-300 dark:border-amber-500/30'
+            )}
+          >
+            <ListFilter className="w-3.5 h-3.5" />
+            <span>
+              {showPausedAccounts
+                ? t('flowViz.hidePausedAccounts', { count: pausedAccountsCount })
+                : t('flowViz.showPausedAccounts', { count: pausedAccountsCount })}
+            </span>
+          </button>
+        )}
         {hasCustomPositions && (
           <button
             onClick={onResetPositions}

ui/src/components/account/flow-viz/index.tsx

@@ -32,17 +32,40 @@ export function AccountFlowViz({
   const svgRef = useRef<SVGSVGElement>(null);
   const [hoveredAccount, setHoveredAccount] = useState<number | null>(null);
   const [showDetails, setShowDetails] = useState(false);
+  const [showPausedAccounts, setShowPausedAccounts] = useState(true);
   const [paths, setPaths] = useState<string[]>([]);
 
   const { privacyMode } = usePrivacy();
   const { accounts } = providerData;
-  const maxRequests = Math.max(...accounts.map((a) => a.successCount + a.failureCount), 1);
-  const totalRequests = accounts.reduce((acc, a) => acc + a.successCount + a.failureCount, 0);
+  const pausedAccountsCount = useMemo(
+    () => accounts.filter((account) => account.paused).length,
+    [accounts]
+  );
+  const visibleAccounts = useMemo(
+    () => (showPausedAccounts ? accounts : accounts.filter((account) => !account.paused)),
+    [accounts, showPausedAccounts]
+  );
+  const visibleAccountIds = useMemo(
+    () => new Set(visibleAccounts.map((account) => account.id)),
+    [visibleAccounts]
+  );
+  const visibleProviderData = useMemo(
+    () => ({
+      ...providerData,
+      accounts: visibleAccounts,
+    }),
+    [providerData, visibleAccounts]
+  );
+  const maxRequests = Math.max(...visibleAccounts.map((a) => a.successCount + a.failureCount), 1);
+  const totalRequests = visibleAccounts.reduce(
+    (acc, a) => acc + a.successCount + a.failureCount,
+    0
+  );
 
   const calculatePaths = useCallback(() => {
-    const newPaths = calculateBezierPaths({ containerRef, svgRef, accounts });
-    if (newPaths.length > 0) setPaths(newPaths);
-  }, [accounts]);
+    const newPaths = calculateBezierPaths({ containerRef, svgRef, accounts: visibleAccounts });
+    setPaths(newPaths);
+  }, [visibleAccounts]);
 
   const storageKey = `ccs-flow-positions-${providerData.provider}`;
   const {
@@ -55,12 +78,20 @@ export function AccountFlowViz({
     resetPositions,
     hasCustomPositions,
   } = useDragPositions({ storageKey, onDrag: calculatePaths });
-  const containerExpansion = useContainerExpansion(dragOffsets);
-  const pulsingAccounts = usePulseAnimation(accounts);
+  const visibleDragOffsets = useMemo(
+    () =>
+      Object.fromEntries(
+        Object.entries(dragOffsets).filter(([id]) => id === 'provider' || visibleAccountIds.has(id))
+      ),
+    [dragOffsets, visibleAccountIds]
+  );
+  const containerExpansion = useContainerExpansion(visibleDragOffsets);
+  const hasVisibleCustomPositions = Object.keys(visibleDragOffsets).length > 0;
+  const pulsingAccounts = usePulseAnimation(visibleAccounts);
 
   const connectionEvents = useMemo(
-    () => generateConnectionEvents(accounts).slice(0, MAX_TIMELINE_EVENTS),
-    [accounts]
+    () => generateConnectionEvents(visibleAccounts).slice(0, MAX_TIMELINE_EVENTS),
+    [visibleAccounts]
   );
 
   useEffect(() => {
@@ -88,19 +119,22 @@ export function AccountFlowViz({
   }, [showDetails, calculatePaths]);
 
   const providerColor = PROVIDER_COLORS[providerData.provider.toLowerCase()] || '#6b7280';
-  const zones = useMemo(() => splitAccountsIntoZones(accounts), [accounts]);
+  const zones = useMemo(() => splitAccountsIntoZones(visibleAccounts), [visibleAccounts]);
   const { leftAccounts, rightAccounts, topAccounts, bottomAccounts } = zones;
   const hasRightAccounts = rightAccounts.length > 0;
   const hasTopAccounts = topAccounts.length > 0;
   const hasBottomAccounts = bottomAccounts.length > 0;
-  const providerSize = useMemo(() => getProviderSizeClass(accounts.length), [accounts.length]);
+  const providerSize = useMemo(
+    () => getProviderSizeClass(visibleAccounts.length),
+    [visibleAccounts.length]
+  );
 
   const renderAccountCards = (
-    accountList: typeof accounts,
+    accountList: typeof visibleAccounts,
     zone: 'left' | 'right' | 'top' | 'bottom'
   ) =>
     accountList.map((account) => {
-      const originalIndex = accounts.findIndex((a) => a.id === account.id);
+      const originalIndex = visibleAccounts.findIndex((a) => a.id === account.id);
       return (
         <AccountCard
           key={account.id}
@@ -129,7 +163,13 @@ export function AccountFlowViz({
         onBack={onBack}
         showDetails={showDetails}
         onToggleDetails={() => setShowDetails(!showDetails)}
-        hasCustomPositions={hasCustomPositions}
+        showPausedAccounts={showPausedAccounts}
+        pausedAccountsCount={pausedAccountsCount}
+        onTogglePausedAccounts={() => {
+          setHoveredAccount(null);
+          setShowPausedAccounts(!showPausedAccounts);
+        }}
+        hasCustomPositions={hasCustomPositions && hasVisibleCustomPositions}
         onResetPositions={resetPositions}
       />
 
@@ -148,7 +188,7 @@ export function AccountFlowViz({
           >
             <FlowPaths
               paths={paths}
-              accounts={accounts}
+              accounts={visibleAccounts}
               maxRequests={maxRequests}
               hoveredAccount={hoveredAccount}
               pulsingAccounts={pulsingAccounts}
@@ -168,7 +208,7 @@ export function AccountFlowViz({
 
             <div className={cn('z-10 flex items-center flex-shrink-0', providerSize)}>
               <ProviderCard
-                providerData={providerData}
+                providerData={visibleProviderData}
                 providerColor={providerColor}
                 totalRequests={totalRequests}
                 maxRequests={maxRequests}

ui/src/components/account/flow-viz/provider-card.tsx

@@ -42,6 +42,7 @@ export function ProviderCard({
 }: ProviderCardProps) {
   const { t } = useTranslation();
   const { accounts } = providerData;
+  const progressDenominator = Math.max(1, maxRequests * Math.max(1, accounts.length));
 
   return (
     <div
@@ -136,7 +137,7 @@ export function ProviderCard({
           <div
             className="h-full rounded-full transition-all duration-500"
             style={{
-              width: `${Math.min(100, (totalRequests / (maxRequests * accounts.length)) * 100)}%`,
+              width: `${Math.min(100, (totalRequests / progressDenominator) * 100)}%`,
               backgroundColor: providerColor,
             }}
           />

ui/src/lib/i18n.ts

@@ -673,6 +673,8 @@ const resources = {
         backToProviders: 'Back to providers',
         showDetails: 'Show Details',
         hideDetails: 'Hide Details',
+        showPausedAccounts: 'Show Paused ({{count}})',
+        hidePausedAccounts: 'Hide Paused ({{count}})',
         resetLayout: 'Reset layout',
         provider: 'Provider',
         totalRequests: 'Total Requests',