fix : FOR,QUI,TAN (F - directly addes) working

btc-UI/src/app/components/touch-pad-menu/touch-pad-menu.component.ts

@@ -462,6 +462,53 @@ export class TouchPadMenuComponent implements OnInit {
       default: return 3;
     }
   }
+private handleFieldForSpecialLabels() {
+  if (!this.selectedLabel) return;
+
+  if (this.selectedLabel === 'FOR' || this.selectedLabel === 'QUI') {
+    if (!this.isFirstGroupComplete) {
+      this.firstGroup = ['F'];
+      this.selectedNumbers = ['F'];
+      this.selectionService.updatePartial({
+        label: this.selectedLabel,
+        numbers: [...this.selectedNumbers],
+        isBoxed: false,
+        value: 1
+      });
+    } else {
+      this.secondGroup = ['F'];
+      this.selectedNumbers = [...this.firstGroup, '-', 'F'];
+      this.selectionService.updatePartial({
+        label: this.selectedLabel,
+        numbers: [...this.selectedNumbers],
+        isBoxed: false,
+        value: 1
+      });
+    }
+  } else if (this.selectedLabel === 'TAN') {
+    if (this.isBoxed) {
+      this.selectedNumbers = ['F'];
+      this.selectionService.updatePartial({
+        label: this.selectedLabel,
+        numbers: ['F'],
+        isBoxed: true,
+        value: 1
+      });
+    } else {
+      this.tanGroups[this.tanGroupStage] = ['F'];
+      const combined: (number | string)[] = [...this.tanGroups[0]];
+      if (this.tanGroupStage > 0) combined.push('-', ...this.tanGroups[1]);
+      if (this.tanGroupStage > 1) combined.push('-', ...this.tanGroups[2]);
+      this.selectedNumbers = combined;
+      this.selectionService.updatePartial({
+        label: this.selectedLabel,
+        numbers: [...this.selectedNumbers],
+        isBoxed: false,
+        value: 1
+      });
+    }
+  }
+}
 
   // Calculator and Field Modal methods (unchanged)
   openCalculator() { this.calculatorOpen = true; this.calcDisplay = ''; }
@@ -501,11 +548,14 @@ export class TouchPadMenuComponent implements OnInit {
   }
 
   openFieldModal() {
+  if (['FOR', 'QUI', 'TAN'].includes(this.selectedLabel || '')) {
+    this.handleFieldForSpecialLabels();
+  } else {
     this.fieldModalOpen = true;
     this.fieldInput = '';
     this.fieldFEntered = false;
   }
-
+}
   closeFieldModal() {
     this.fieldModalOpen = false;
   }