Placeholder when no activity on folds page

web/components/contracts-list.tsx

@@ -33,7 +33,7 @@ export function ContractsGrid(props: {
 
   if (contracts.length === 0) {
     return (
-      <p className="mx-4">
+      <p className="text-gray-500 mx-4">
         No markets found. Would you like to{' '}
         <Link href="/create">
           <a className="text-green-500 hover:underline hover:decoration-2">

web/pages/fold/[...slugs]/index.tsx

@@ -214,11 +214,19 @@ export default function FoldPage(props: {
         <Row className={clsx(page === 'activity' ? 'gap-16' : 'gap-8')}>
           <Col className="flex-1">
             {page === 'activity' ? (
+              <>
                 <ActivityFeed
                   contracts={activeContracts}
                   contractBets={activeContractBets}
                   contractComments={activeContractComments}
                 />
+                {activeContracts.length === 0 && (
+                  <div className="text-gray-500 mt-4">
+                    No activity from matching markets.{' '}
+                    {isCurator && 'Try editing to add more tags!'}
+                  </div>
+                )}
+              </>
             ) : (
               <SearchableGrid
                 contracts={contracts}