restore: minor auto-detect from DOB and FD/RD account filtering in nominee-tab

- Restore checkMinorFromDob() — auto sets nomineeIsMinor + locks toggle when age < 18
- Restore FD/RD account filtering logic (savingsOnly/fdAccounts/rdAccounts)
- Reset minorToggleLocked and selectedGuardian on new client select

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

src/app/clients/clients-view/nominee-tab/nominee-tab.component.ts

@@ -75,6 +75,7 @@ export class NomineeTabComponent implements OnInit {
   nomineeRelationshipId: number | null = null;
   nomineeShare: number | null = null;
   nomineeIsMinor = false;
+  minorToggleLocked = false;
   nomineeSaving = false;
   nomineeRemarks = '';
 
@@ -153,13 +154,35 @@ export class NomineeTabComponent implements OnInit {
     this.clientsService.getClientAccountData(this.clientId).subscribe({
       next: (data: any) => {
         this.loading = false;
+        const allSavings: any[] = data.savingsAccounts || [];
+        const savingsOnly = allSavings.filter(
+          (a: any) =>
+            !a.depositType ||
+            a.depositType?.code === 'depositAccountType.savingsDeposit' ||
+            a.depositType?.value === 'Savings Deposit'
+        );
+        const fdAccounts = [
+          ...(data.fixedDepositAccounts || []),
+          ...allSavings.filter(
+            (a: any) =>
+              a.depositType?.code === 'depositAccountType.fixedDeposit' || a.depositType?.value === 'Fixed Deposit'
+          )
+        ];
+        const rdAccounts = [
+          ...(data.recurringDepositAccounts || []),
+          ...allSavings.filter(
+            (a: any) =>
+              a.depositType?.code === 'depositAccountType.recurringDeposit' ||
+              a.depositType?.value === 'Recurring Deposit'
+          )
+        ];
         this.accountGroups = [
           {
             type: 'savings',
             apiType: 'SB',
             label: 'Savings Account',
             icon: 'savings',
-            accounts: this.filterActive(data.savingsAccounts)
+            accounts: this.filterActive(savingsOnly)
           },
           {
             type: 'current',
@@ -173,14 +196,14 @@ export class NomineeTabComponent implements OnInit {
             apiType: 'FD',
             label: 'Fixed Deposit',
             icon: 'lock',
-            accounts: this.filterActive(data.fixedDepositAccounts)
+            accounts: this.filterActive(fdAccounts)
           },
           {
             type: 'rd',
             apiType: 'RD',
             label: 'Recurring Deposit',
             icon: 'autorenew',
-            accounts: this.filterActive(data.recurringDepositAccounts)
+            accounts: this.filterActive(rdAccounts)
           },
           {
             type: 'loan',
@@ -336,6 +359,9 @@ export class NomineeTabComponent implements OnInit {
     this.selectedClient = client;
     this.searchResults = [];
     this.searchText = '';
+    this.nomineeIsMinor = false;
+    this.minorToggleLocked = false;
+    this.selectedGuardian = null;
     this.fetchClientDetails(client.id);
   }
 
@@ -363,6 +389,7 @@ export class NomineeTabComponent implements OnInit {
       next: (data: any) => {
         if (data?.dateOfBirth) {
           this.selectedClient = { ...this.selectedClient, dateOfBirth: data.dateOfBirth };
+          this.checkMinorFromDob(data.dateOfBirth);
         }
         done();
       },
@@ -418,6 +445,22 @@ export class NomineeTabComponent implements OnInit {
     });
   }
 
+  private checkMinorFromDob(dob: any): void {
+    let birthDate: Date;
+    if (Array.isArray(dob)) {
+      birthDate = new Date(dob[0], dob[1] - 1, dob[2]);
+    } else {
+      birthDate = new Date(dob);
+    }
+    if (isNaN(birthDate.getTime())) return;
+    const today = new Date();
+    let age = today.getFullYear() - birthDate.getFullYear();
+    const m = today.getMonth() - birthDate.getMonth();
+    if (m < 0 || (m === 0 && today.getDate() < birthDate.getDate())) age--;
+    this.nomineeIsMinor = age < 18;
+    this.minorToggleLocked = true;
+  }
+
   // ═══ Guardian ═══
 
   onGuardianSearch(text: string): void {
@@ -606,6 +649,7 @@ export class NomineeTabComponent implements OnInit {
     this.nomineeRelationshipId = null;
     this.nomineeShare = null;
     this.nomineeIsMinor = false;
+    this.minorToggleLocked = false;
     this.nomineeRemarks = '';
     this.selectedGuardian = null;
     this.searchText = '';