feat(ui): update instant capture, count badges, mobile triage and folder modal

frontend/src/features/triage/TriageDeck.tsx

@@ -725,7 +725,73 @@ export const TriageDeck: React.FC<TriageDeckProps> = ({
         </div>
       )}
 
-      {/* Primary Triage Decision Bar: Hidden on mobile (handled via Swipe + Long-Press), shown on Desktop */}
+      {/* Mobile Quick Action Buttons under the card (Touch targets >= 44px) */}
+      <div className="grid grid-cols-4 gap-1.5 sm:hidden">
+        <button
+          type="button"
+          onClick={() => handleAction('discard')}
+          title="Wegwerfen"
+          className="btn-action h-11 px-1 flex flex-col items-center justify-center gap-0.5 text-[11px] whitespace-nowrap touch-manipulation cursor-pointer"
+        >
+          <X className="w-4 h-4 text-muted flex-shrink-0" />
+          <span>Wegwerfen</span>
+        </button>
+
+        <button
+          type="button"
+          disabled={writableLists.length === 0}
+          onClick={() => {
+            if (singleWritableList) {
+              handleAction('keep', {
+                convertTo: 'list_item',
+                targetListId: singleWritableList.id,
+              });
+              return;
+            }
+            setShowDateModal(false);
+            setShowListSelector((prev) => !prev);
+          }}
+          title={
+            writableLists.length === 0
+              ? 'Keine Liste vorhanden'
+              : singleWritableList
+              ? `Auf ${singleWritableList.title}`
+              : 'Auf eine geteilte Liste setzen'
+          }
+          className={`btn-action h-11 px-1 flex flex-col items-center justify-center gap-0.5 text-[11px] whitespace-nowrap touch-manipulation cursor-pointer ${
+            writableLists.length === 0
+              ? 'opacity-40 cursor-not-allowed'
+              : showListSelector
+              ? 'border-accent text-accent bg-accent-dim'
+              : ''
+          }`}
+        >
+          <ShoppingCart className="w-4 h-4 text-accent flex-shrink-0" />
+          <span className="truncate max-w-full">{singleWritableList ? singleWritableList.title : 'Liste'}</span>
+        </button>
+
+        <button
+          type="button"
+          onClick={() => handleAction('keep', { convertTo: 'document' })}
+          title="In Notiz umwandeln"
+          className="btn-action h-11 px-1 flex flex-col items-center justify-center gap-0.5 text-[11px] whitespace-nowrap touch-manipulation cursor-pointer"
+        >
+          <FileText className="w-4 h-4 text-accent flex-shrink-0" />
+          <span>Notiz</span>
+        </button>
+
+        <button
+          type="button"
+          onClick={() => handleAction('keep', { convertTo: 'task' })}
+          title="Als Aufgabe übernehmen"
+          className="btn-primary h-11 px-1 flex flex-col items-center justify-center gap-0.5 text-[11px] font-semibold whitespace-nowrap touch-manipulation cursor-pointer"
+        >
+          <CheckSquare className="w-4 h-4 flex-shrink-0" />
+          <span>Aufgabe</span>
+        </button>
+      </div>
+
+      {/* Primary Triage Decision Bar: Hidden on mobile (handled via Mobile Quick Actions / Swipe), shown on Desktop */}
       <div className="hidden sm:flex items-center gap-1.5">
         <button
           onClick={() => handleAction('discard')}

frontend/src/features/triage/__tests__/TriageDeck.lists.test.tsx

@@ -160,4 +160,26 @@ describe('TriageDeck single-list shortcut', () => {
     expect(api.triageAction).not.toHaveBeenCalled();
     expect(onDeckChange).not.toHaveBeenCalled();
   });
+
+  it('renders mobile quick action buttons and triggers discard', async () => {
+    const onDeckChange = vi.fn();
+
+    render(
+      <TriageDeck
+        deck={sampleDeck}
+        lists={[ownList]}
+        onDeckChange={onDeckChange}
+        onOpenDocument={vi.fn()}
+        onFocusCapture={vi.fn()}
+      />
+    );
+
+    const [mobileDiscard] = screen.getAllByRole('button', { name: /^Wegwerfen$/i });
+    fireEvent.click(mobileDiscard);
+
+    await waitFor(() => {
+      expect(api.triageAction).toHaveBeenCalledWith('th_1', 'discard', expect.objectContaining({}));
+      expect(onDeckChange).toHaveBeenCalledTimes(1);
+    });
+  });
 });