diff --git a/src/food-market.public/src/components/SignupForm.tsx b/src/food-market.public/src/components/SignupForm.tsx
index a33e333..baa5a9b 100644
--- a/src/food-market.public/src/components/SignupForm.tsx
+++ b/src/food-market.public/src/components/SignupForm.tsx
@@ -82,19 +82,28 @@ export default function SignupForm({ defaultPlan = 'start' }: Props) {
         <div className="p-3 rounded-md bg-red-50 text-red-700 text-sm border border-red-200">{error}</div>
       )}
       <Field label="Email" error={fieldErrors.email}>
-        <input type="email" value={email} onChange={(e) => setEmail(e.target.value)}
+        <input type="email" value={email}
+          onChange={(e) => { setEmail(e.target.value); setFieldErrors(p => ({...p, email: undefined})) }}
+          onBlur={() => { const e = validateEmail(email); setFieldErrors(p => ({...p, email: e ?? undefined})) }}
           autoComplete="email" placeholder="name@example.kz" className={inputCls(!!fieldErrors.email)} />
       </Field>
       <Field label="Пароль" hint="Минимум 8 символов, цифра и заглавная." error={fieldErrors.password}>
-        <input type="password" value={password} onChange={(e) => setPassword(e.target.value)}
+        <input type="password" value={password}
+          onChange={(e) => { setPassword(e.target.value); setFieldErrors(p => ({...p, password: undefined})) }}
+          onBlur={() => { const e = validatePassword(password); setFieldErrors(p => ({...p, password: e ?? undefined})) }}
           autoComplete="new-password" className={inputCls(!!fieldErrors.password)} />
       </Field>
       <Field label="Название магазина" error={fieldErrors.orgName}>
-        <input type="text" value={orgName} onChange={(e) => setOrgName(e.target.value)}
+        <input type="text" value={orgName}
+          onChange={(e) => { setOrgName(e.target.value); setFieldErrors(p => ({...p, orgName: undefined})) }}
+          onBlur={() => { setFieldErrors(p => ({...p, orgName: !orgName.trim() ? 'Название магазина обязательно для заполнения' : undefined})) }}
           placeholder="Наименование организации" className={inputCls(!!fieldErrors.orgName)} />
       </Field>
       <Field label="Телефон" error={fieldErrors.phone}>
-        <PhoneInput value={phone} onChange={setPhone} required className={inputCls(!!fieldErrors.phone)} />
+        <PhoneInput value={phone}
+          onChange={(v) => { setPhone(v); setFieldErrors(p => ({...p, phone: undefined})) }}
+          onBlur={() => { const e = validatePhone(phone); setFieldErrors(p => ({...p, phone: e ?? undefined})) }}
+          required className={inputCls(!!fieldErrors.phone)} />
       </Field>
       <div>
         <div className="text-sm font-medium mb-2">Тариф</div>
diff --git a/src/food-market.web/src/pages/CounterpartiesPage.tsx b/src/food-market.web/src/pages/CounterpartiesPage.tsx
index 5f68df5..6f7909a 100644
--- a/src/food-market.web/src/pages/CounterpartiesPage.tsx
+++ b/src/food-market.web/src/pages/CounterpartiesPage.tsx
@@ -1,5 +1,6 @@
 import { useState } from 'react'
 import { useQuery } from '@tanstack/react-query'
+import { validateEmail, validatePhone } from '@/lib/validation'
 import { Plus, Trash2 } from 'lucide-react'
 import { api } from '@/lib/api'
 import { ListPageShell } from '@/components/ListPageShell'
@@ -51,6 +52,7 @@ export function CounterpartiesPage() {
   const { data, isLoading, page, setPage, search, setSearch, sortKey, sortOrder, setSort } = useCatalogList<Counterparty>(URL)
   const { create, update, remove } = useCatalogMutations(URL, URL)
   const [form, setForm] = useState<Form | null>(null)
+  const [fieldErrors, setFieldErrors] = useState<Partial<Record<'name' | 'email' | 'phone', string>>>({})
 
   const countries = useQuery({
     queryKey: ['countries-lookup'],
@@ -64,7 +66,7 @@ export function CounterpartiesPage() {
     const payload = { ...rest, countryId: countryId || null }
     if (id) await update.mutateAsync({ id, input: payload })
     else await create.mutateAsync(payload)
-    setForm(null)
+    setForm(null); setFieldErrors({})
   }
 
   return (
@@ -75,7 +77,7 @@ export function CounterpartiesPage() {
         actions={
           <>
             <SearchBar value={search} onChange={setSearch} placeholder="Поиск по имени, БИН, ИИН, телефону…" />
-            <Button onClick={() => setForm(blankForm)}><Plus className="w-4 h-4" /> Добавить</Button>
+            <Button onClick={() => { setForm(blankForm); setFieldErrors({}) }}><Plus className="w-4 h-4" /> Добавить</Button>
           </>
         }
         footer={data && data.total > 0 && (
@@ -89,13 +91,13 @@ export function CounterpartiesPage() {
           sortKey={sortKey}
           sortOrder={sortOrder}
           onSortChange={setSort}
-          onRowClick={(r) => setForm({
+          onRowClick={(r) => { setFieldErrors({}); setForm({
             id: r.id, name: r.name, legalName: r.legalName ?? '', type: r.type,
             bin: r.bin ?? '', iin: r.iin ?? '', taxNumber: r.taxNumber ?? '',
             countryId: r.countryId ?? '', address: r.address ?? '', phone: r.phone ?? '', email: r.email ?? '',
             bankName: r.bankName ?? '', bankAccount: r.bankAccount ?? '', bik: r.bik ?? '',
             contactPerson: r.contactPerson ?? '', notes: r.notes ?? '',
-          })}
+          }) }}
           columns={[
             { header: 'Название', sortKey: 'name', cell: (r) => r.name },
             { header: 'Тип', width: '120px', sortKey: 'type', cell: (r) => typeLabel[r.type] },
@@ -108,7 +110,7 @@ export function CounterpartiesPage() {
 
       <Modal
         open={!!form}
-        onClose={() => setForm(null)}
+        onClose={() => { setForm(null); setFieldErrors({}) }}
         title={form?.id ? 'Редактировать контрагента' : 'Новый контрагент'}
         width="max-w-3xl"
         footer={
@@ -117,7 +119,7 @@ export function CounterpartiesPage() {
               <Button variant="danger" size="sm" onClick={async () => {
                 if (confirm('Удалить контрагента?')) {
                   await remove.mutateAsync(form.id!)
-                  setForm(null)
+                  setForm(null); setFieldErrors({})
                 }
               }}>
                 <Trash2 className="w-4 h-4" /> Удалить
@@ -130,8 +132,10 @@ export function CounterpartiesPage() {
       >
         {form && (
           <div className="grid grid-cols-2 gap-3">
-            <Field label="Название" className="col-span-2">
-              <TextInput value={form.name} onChange={(e) => setForm({ ...form, name: e.target.value })} />
+            <Field label="Название" className="col-span-2" error={fieldErrors.name}>
+              <TextInput value={form.name}
+                onChange={(e) => { setForm({ ...form, name: e.target.value }); if (fieldErrors.name) setFieldErrors(p => ({...p, name: undefined})) }}
+                onBlur={() => { if (!form.name.trim()) setFieldErrors(p => ({...p, name: 'Название обязательно'})) }} />
             </Field>
             <Field label="Юридическое название" className="col-span-2">
               <TextInput value={form.legalName} onChange={(e) => setForm({ ...form, legalName: e.target.value })} />
@@ -157,11 +161,15 @@ export function CounterpartiesPage() {
             <Field label="Адрес" className="col-span-2">
               <TextInput value={form.address} onChange={(e) => setForm({ ...form, address: e.target.value })} />
             </Field>
-            <Field label="Телефон">
-              <PhoneInput value={form.phone} onChange={(v) => setForm({ ...form, phone: v })} />
+            <Field label="Телефон" error={fieldErrors.phone}>
+              <PhoneInput value={form.phone}
+                onChange={(v) => { setForm({ ...form, phone: v }); if (fieldErrors.phone) setFieldErrors(p => ({...p, phone: undefined})) }}
+                onBlur={() => { if (form.phone) { const e = validatePhone(form.phone); if (e) setFieldErrors(p => ({...p, phone: e})) } }} />
             </Field>
-            <Field label="Email">
-              <TextInput type="email" value={form.email} onChange={(e) => setForm({ ...form, email: e.target.value })} />
+            <Field label="Email" error={fieldErrors.email}>
+              <TextInput type="email" value={form.email}
+                onChange={(e) => { setForm({ ...form, email: e.target.value }); if (fieldErrors.email) setFieldErrors(p => ({...p, email: undefined})) }}
+                onBlur={() => { if (form.email) { const e = validateEmail(form.email); if (e) setFieldErrors(p => ({...p, email: e})) } }} />
             </Field>
             <Field label="Банк" className="col-span-2">
               <TextInput value={form.bankName} onChange={(e) => setForm({ ...form, bankName: e.target.value })} />
diff --git a/src/food-market.web/src/pages/EmployeeRolesPage.tsx b/src/food-market.web/src/pages/EmployeeRolesPage.tsx
index fd3a110..18e87ae 100644
--- a/src/food-market.web/src/pages/EmployeeRolesPage.tsx
+++ b/src/food-market.web/src/pages/EmployeeRolesPage.tsx
@@ -121,6 +121,7 @@ export function EmployeeRolesPage() {
   const { data, isLoading, page, setPage, search, setSearch, sortKey, sortOrder, setSort } = useCatalogList<EmployeeRoleDto>(URL)
   const { create, update, remove } = useCatalogMutations(URL, URL)
   const [form, setForm] = useState<Form | null>(null)
+  const [nameErr, setNameErr] = useState<string | null>(null)
   // Шаг выбора шаблона: показывается ПЕРЕД редактированием матрицы при добавлении новой роли.
   const [pickTemplate, setPickTemplate] = useState(false)
   const [templateId, setTemplateId] = useState<string>('blank')
@@ -160,6 +161,7 @@ export function EmployeeRolesPage() {
           onRowClick={(r) => {
             // Системные роли — показываем форму с правами в read-only.
             // Все чекбоксы disabled, кнопка «Сохранить» скрыта (см. footer).
+            setNameErr(null)
             setForm({
               id: r.id, name: r.name, description: r.description ?? '',
               isSystem: r.isSystem, permissions: { ...blankPerms(), ...r.permissions },
@@ -199,6 +201,7 @@ export function EmployeeRolesPage() {
                 if (src) perms = { ...blankPerms(), ...src.permissions }
               }
               setPickTemplate(false)
+              setNameErr(null)
               setForm({ ...blankForm(), permissions: perms })
             }}>Продолжить</Button>
           </>
@@ -232,7 +235,7 @@ export function EmployeeRolesPage() {
 
       <Modal
         open={!!form}
-        onClose={() => setForm(null)}
+        onClose={() => { setForm(null); setNameErr(null) }}
         title={form?.id
           ? (form.isSystem ? `Системная роль «${form.name}» (только просмотр)` : `Редактировать роль «${form.name}»`)
           : 'Новая роль'}
@@ -243,7 +246,7 @@ export function EmployeeRolesPage() {
               <Button variant="danger" size="sm" onClick={async () => {
                 if (confirm('Удалить роль?')) {
                   await remove.mutateAsync(form.id!)
-                  setForm(null)
+                  setForm(null); setNameErr(null)
                 }
               }}>
                 <Trash2 className="w-4 h-4" /> Удалить
@@ -260,9 +263,10 @@ export function EmployeeRolesPage() {
       >
         {form && (
           <div className="space-y-4">
-            <Field label="Название *">
+            <Field label="Название *" error={nameErr ?? undefined}>
               <TextInput value={form.name} disabled={form.isSystem}
-                onChange={(e) => setForm({ ...form, name: e.target.value })} />
+                onChange={(e) => { setForm({ ...form, name: e.target.value }); if (nameErr) setNameErr(null) }}
+                onBlur={() => { if (!form.isSystem && !form.name.trim()) setNameErr('Название обязательно') }} />
             </Field>
             <Field label="Описание">
               <TextArea rows={2} value={form.description} disabled={form.isSystem}
diff --git a/src/food-market.web/src/pages/EmployeesPage.tsx b/src/food-market.web/src/pages/EmployeesPage.tsx
index bdb217b..3fc0170 100644
--- a/src/food-market.web/src/pages/EmployeesPage.tsx
+++ b/src/food-market.web/src/pages/EmployeesPage.tsx
@@ -1,5 +1,6 @@
 import { useEffect, useState } from 'react'
 import { useQuery } from '@tanstack/react-query'
+import { validateEmail, validatePhone } from '@/lib/validation'
 import { Plus, Trash2, Copy } from 'lucide-react'
 import { api } from '@/lib/api'
 import { ListPageShell } from '@/components/ListPageShell'
@@ -91,6 +92,7 @@ export function EmployeesPage() {
   // при попытке удалить главного администратора или себя, либо как обёртка
   // над любой ошибкой 4xx/5xx с сервера.
   const [blockedDelete, setBlockedDelete] = useState<{ title: string; body: string } | null>(null)
+  const [fieldErrors, setFieldErrors] = useState<Partial<Record<'lastName' | 'firstName' | 'email' | 'phone', string>>>({})
 
   const roles = useQuery({
     queryKey: ['employee-roles-lookup'],
@@ -131,10 +133,10 @@ export function EmployeesPage() {
     try {
       if (form.id) {
         await update.mutateAsync({ id: form.id, input: payload })
-        setForm(null); setActiveEmployee(null)
+        setForm(null); setActiveEmployee(null); setFieldErrors({})
       } else {
         const res = await api.post<{ employee: EmployeeDto; generatedPassword: string | null }>(URL, payload)
-        setForm(null); setActiveEmployee(null)
+        setForm(null); setActiveEmployee(null); setFieldErrors({})
         // Если сервер вернул password — показываем модалку one-shot.
         if (res.data.generatedPassword && res.data.employee.email) {
           setCreatedAccount({ email: res.data.employee.email, password: res.data.generatedPassword })
@@ -180,7 +182,7 @@ export function EmployeesPage() {
               <option value="deleted">Только удалённые</option>
               <option value="all">Все, включая удалённых</option>
             </select>
-            <Button onClick={() => setForm(blankForm())}>
+            <Button onClick={() => { setForm(blankForm()); setFieldErrors({}) }}>
               <Plus className="w-4 h-4" /> Добавить сотрудника
             </Button>
           </>
@@ -197,6 +199,7 @@ export function EmployeesPage() {
           sortOrder={list.sortOrder}
           onSortChange={list.setSort}
           onRowClick={(r) => {
+            setFieldErrors({})
             setActiveEmployee(r)
             setForm({
               id: r.id, lastName: r.lastName, firstName: r.firstName, middleName: r.middleName ?? '',
@@ -242,7 +245,7 @@ export function EmployeesPage() {
 
       <Modal
         open={!!form}
-        onClose={() => { setForm(null); setActiveEmployee(null) }}
+        onClose={() => { setForm(null); setActiveEmployee(null); setFieldErrors({}) }}
         title={form?.id ? 'Редактировать сотрудника' : 'Новый сотрудник'}
         width="max-w-xl"
         footer={
@@ -287,7 +290,7 @@ export function EmployeesPage() {
                   try {
                     await remove.mutateAsync(form.id!)
                     list.refetch?.()
-                    setForm(null); setActiveEmployee(null)
+                    setForm(null); setActiveEmployee(null); setFieldErrors({})
                   } catch (e) {
                     const err = e as { response?: { data?: { error?: string } }, message?: string }
                     const msg = err.response?.data?.error ?? err.message ?? 'Не удалось выполнить операцию'
@@ -309,11 +312,15 @@ export function EmployeesPage() {
         {form && (
           <div className="space-y-3">
             <div className="grid grid-cols-2 gap-3">
-              <Field label="Фамилия *">
-                <TextInput value={form.lastName} onChange={(e) => setForm({ ...form, lastName: e.target.value })} />
+              <Field label="Фамилия *" error={fieldErrors.lastName}>
+                <TextInput value={form.lastName}
+                  onChange={(e) => { setForm({ ...form, lastName: e.target.value }); if (fieldErrors.lastName) setFieldErrors(p => ({...p, lastName: undefined})) }}
+                  onBlur={() => { if (!form.lastName.trim()) setFieldErrors(p => ({...p, lastName: 'Фамилия обязательна'})) }} />
               </Field>
-              <Field label="Имя *">
-                <TextInput value={form.firstName} onChange={(e) => setForm({ ...form, firstName: e.target.value })} />
+              <Field label="Имя *" error={fieldErrors.firstName}>
+                <TextInput value={form.firstName}
+                  onChange={(e) => { setForm({ ...form, firstName: e.target.value }); if (fieldErrors.firstName) setFieldErrors(p => ({...p, firstName: undefined})) }}
+                  onBlur={() => { if (!form.firstName.trim()) setFieldErrors(p => ({...p, firstName: 'Имя обязательно'})) }} />
               </Field>
             </div>
             <div className="grid grid-cols-2 gap-3">
@@ -325,11 +332,15 @@ export function EmployeesPage() {
               </Field>
             </div>
             <div className="grid grid-cols-2 gap-3">
-              <Field label="Email">
-                <TextInput type="email" value={form.email} onChange={(e) => setForm({ ...form, email: e.target.value })} />
+              <Field label="Email" error={fieldErrors.email}>
+                <TextInput type="email" value={form.email}
+                  onChange={(e) => { setForm({ ...form, email: e.target.value }); if (fieldErrors.email) setFieldErrors(p => ({...p, email: undefined})) }}
+                  onBlur={() => { if (form.email) { const e = validateEmail(form.email); if (e) setFieldErrors(p => ({...p, email: e})) } }} />
               </Field>
-              <Field label="Телефон">
-                <PhoneInput value={form.phone} onChange={(v) => setForm({ ...form, phone: v })} />
+              <Field label="Телефон" error={fieldErrors.phone}>
+                <PhoneInput value={form.phone}
+                  onChange={(v) => { setForm({ ...form, phone: v }); if (fieldErrors.phone) setFieldErrors(p => ({...p, phone: undefined})) }}
+                  onBlur={() => { if (form.phone) { const e = validatePhone(form.phone); if (e) setFieldErrors(p => ({...p, phone: e})) } }} />
               </Field>
             </div>
             <div className="grid grid-cols-2 gap-3">
diff --git a/src/food-market.web/src/pages/ForgotPasswordPage.tsx b/src/food-market.web/src/pages/ForgotPasswordPage.tsx
index 9b57bc9..ea87e09 100644
--- a/src/food-market.web/src/pages/ForgotPasswordPage.tsx
+++ b/src/food-market.web/src/pages/ForgotPasswordPage.tsx
@@ -51,7 +51,9 @@ export function ForgotPasswordPage() {
               </p>
             </div>
             <Field label="Email" error={error ?? undefined}>
-              <TextInput type="email" value={email} onChange={(e) => setEmail(e.target.value)}
+              <TextInput type="email" value={email}
+                onChange={(e) => { setEmail(e.target.value); if (error) setError(null) }}
+                onBlur={() => setError(validateEmail(email))}
                 autoComplete="email" placeholder="name@example.kz" required />
             </Field>
             <Button onClick={() => {}} disabled={busy} className="w-full justify-center">
diff --git a/src/food-market.web/src/pages/LoginPage.tsx b/src/food-market.web/src/pages/LoginPage.tsx
index 15f5f09..8c7670a 100644
--- a/src/food-market.web/src/pages/LoginPage.tsx
+++ b/src/food-market.web/src/pages/LoginPage.tsx
@@ -65,6 +65,7 @@ export function LoginPage() {
             placeholder="name@example.kz"
             value={email}
             onChange={(e) => { setEmail(e.target.value); if (emailErr) setEmailErr(null) }}
+            onBlur={() => setEmailErr(validateEmail(email))}
             className={`w-full rounded-md border bg-white dark:bg-slate-900 px-3 py-2 text-sm focus:outline-none focus:ring-2 ${emailErr ? 'border-red-400 focus:ring-red-300' : 'border-slate-300 dark:border-slate-600 focus:ring-[var(--color-brand)]'}`}
           />
           {emailErr && <span className="text-xs text-red-600 block mt-1">{emailErr}</span>}
@@ -77,6 +78,7 @@ export function LoginPage() {
             autoComplete="current-password"
             value={password}
             onChange={(e) => { setPassword(e.target.value); if (passwordErr) setPasswordErr(null) }}
+            onBlur={() => setPasswordErr(password ? null : messages.required)}
             className={`w-full rounded-md border bg-white dark:bg-slate-900 px-3 py-2 text-sm focus:outline-none focus:ring-2 ${passwordErr ? 'border-red-400 focus:ring-red-300' : 'border-slate-300 dark:border-slate-600 focus:ring-[var(--color-brand)]'}`}
           />
           {passwordErr && <span className="text-xs text-red-600 block mt-1">{passwordErr}</span>}
diff --git a/src/food-market.web/src/pages/OrganizationSettingsPage.tsx b/src/food-market.web/src/pages/OrganizationSettingsPage.tsx
index 758f3e5..70b8151 100644
--- a/src/food-market.web/src/pages/OrganizationSettingsPage.tsx
+++ b/src/food-market.web/src/pages/OrganizationSettingsPage.tsx
@@ -14,10 +14,11 @@ export function OrganizationSettingsPage() {
   const countries = useCountries()
 
   const [form, setForm] = useState<OrgSettings | null>(null)
+  const [nameErr, setNameErr] = useState<string | null>(null)
   // Синхронизируем форму с актуальным снимком настроек: первый раз — после
   // загрузки; и каждый раз когда сервер вернул свежую версию (например после
   // refetchOnMount или после save в другой вкладке).
-  useEffect(() => { if (settings.data) setForm(settings.data) }, [settings.data])
+  useEffect(() => { if (settings.data) { setForm(settings.data); setNameErr(null) } }, [settings.data])
 
   // При смене страны подтягиваем её валюту и ставку НДС (оба read-only, из справочника стран).
   const onCountryChange = (countryCode: string) => {
@@ -65,8 +66,10 @@ export function OrganizationSettingsPage() {
         <PageHeader title="Настройки организации" description="Страна, валюта, ставка НДС по умолчанию." />
 
         <section className="bg-white dark:bg-slate-900 rounded-xl border border-slate-200 dark:border-slate-800 p-5 space-y-4">
-          <Field label="Название организации">
-            <TextInput value={form.name} onChange={(e) => setForm({ ...form, name: e.target.value })} />
+          <Field label="Название организации" error={nameErr ?? undefined}>
+            <TextInput value={form.name}
+              onChange={(e) => { setForm({ ...form, name: e.target.value }); if (nameErr) setNameErr(null) }}
+              onBlur={() => { if (!form.name.trim()) setNameErr('Название обязательно') }} />
           </Field>
 
           <div className="grid grid-cols-1 sm:grid-cols-2 gap-4">
diff --git a/src/food-market.web/src/pages/PriceTypesPage.tsx b/src/food-market.web/src/pages/PriceTypesPage.tsx
index e7e96e7..de6d72b 100644
--- a/src/food-market.web/src/pages/PriceTypesPage.tsx
+++ b/src/food-market.web/src/pages/PriceTypesPage.tsx
@@ -27,6 +27,7 @@ export function PriceTypesPage() {
   const { data, isLoading, page, setPage, search, setSearch, sortKey, sortOrder, setSort } = useCatalogList<PriceType>(URL)
   const { create, update, remove } = useCatalogMutations(URL, URL)
   const [form, setForm] = useState<Form | null>(null)
+  const [nameErr, setNameErr] = useState<string | null>(null)
   const qc = useQueryClient()
 
   const save = async () => {
@@ -40,7 +41,7 @@ export function PriceTypesPage() {
     // явно тригерим перефетч чтобы карточка товара сразу увидела новый
     // IsRequired/IsRetail без перезагрузки страницы.
     await qc.invalidateQueries({ queryKey: ['lookup:price-types'] })
-    setForm(null)
+    setForm(null); setNameErr(null)
   }
 
   return (
@@ -65,11 +66,11 @@ export function PriceTypesPage() {
           sortKey={sortKey}
           sortOrder={sortOrder}
           onSortChange={setSort}
-          onRowClick={(r) => setForm({
+          onRowClick={(r) => { setNameErr(null); setForm({
             id: r.id, name: r.name,
             isRequired: r.isRequired, isSystem: r.isSystem,
             isRetail: r.isRetail, sortOrder: r.sortOrder,
-          })}
+          }) }}
           columns={[
             { header: 'Название', sortKey: 'name', cell: (r) => (
               <span className="flex items-center gap-1.5">
@@ -85,7 +86,7 @@ export function PriceTypesPage() {
 
       <Modal
         open={!!form}
-        onClose={() => setForm(null)}
+        onClose={() => { setForm(null); setNameErr(null) }}
         title={form?.id ? 'Редактировать тип цены' : 'Новый тип цены'}
         footer={
           <>
@@ -94,7 +95,7 @@ export function PriceTypesPage() {
                 if (confirm('Удалить тип цены?')) {
                   await remove.mutateAsync(form.id!)
                   await qc.invalidateQueries({ queryKey: ['lookup:price-types'] })
-                  setForm(null)
+                  setForm(null); setNameErr(null)
                 }
               }}>
                 <Trash2 className="w-4 h-4" /> Удалить
@@ -112,8 +113,10 @@ export function PriceTypesPage() {
                 Системная запись. Имя можно переименовать; флаг «Обязательно» зафиксирован, удаление запрещено.
               </p>
             )}
-            <Field label="Название">
-              <TextInput value={form.name} onChange={(e) => setForm({ ...form, name: e.target.value })} />
+            <Field label="Название" error={nameErr ?? undefined}>
+              <TextInput value={form.name}
+                onChange={(e) => { setForm({ ...form, name: e.target.value }); if (nameErr) setNameErr(null) }}
+                onBlur={() => { if (!form.name.trim()) setNameErr('Название обязательно') }} />
             </Field>
             <Field label="Порядок сортировки">
               <TextInput type="number"
diff --git a/src/food-market.web/src/pages/ResetPasswordPage.tsx b/src/food-market.web/src/pages/ResetPasswordPage.tsx
index e8622b7..71a888f 100644
--- a/src/food-market.web/src/pages/ResetPasswordPage.tsx
+++ b/src/food-market.web/src/pages/ResetPasswordPage.tsx
@@ -19,6 +19,7 @@ export function ResetPasswordPage() {
   const [error, setError] = useState<string | null>(null)
   const [busy, setBusy] = useState(false)
   const [done, setDone] = useState(false)
+  const [pwErr, setPwErr] = useState<string | null>(null)
 
   const submit = async (e: React.FormEvent) => {
     e.preventDefault()
@@ -55,13 +56,17 @@ export function ResetPasswordPage() {
                 Аккаунт {email ? <strong>{email}</strong> : 'не указан'}.
               </p>
             </div>
-            <Field label="Новый пароль">
+            <Field label="Новый пароль" error={pwErr ?? undefined}>
               <TextInput type="password" value={password}
-                onChange={(e) => setPassword(e.target.value)} autoComplete="new-password" required />
+                onChange={(e) => { setPassword(e.target.value); if (pwErr) setPwErr(null) }}
+                onBlur={() => setPwErr(validatePassword(password))}
+                autoComplete="new-password" required />
             </Field>
             <Field label="Повторите пароль" error={error ?? undefined}>
               <TextInput type="password" value={confirm}
-                onChange={(e) => setConfirm(e.target.value)} autoComplete="new-password" required />
+                onChange={(e) => { setConfirm(e.target.value); if (error) setError(null) }}
+                onBlur={() => { if (!validatePassword(password) && password !== confirm) setError('Пароли не совпадают.') }}
+                autoComplete="new-password" required />
             </Field>
             <Button onClick={() => {}} disabled={busy} className="w-full justify-center">
               {busy ? 'Сохраняю…' : 'Установить пароль'}
diff --git a/src/food-market.web/src/pages/RetailPointsPage.tsx b/src/food-market.web/src/pages/RetailPointsPage.tsx
index 38ed5b3..95f7c11 100644
--- a/src/food-market.web/src/pages/RetailPointsPage.tsx
+++ b/src/food-market.web/src/pages/RetailPointsPage.tsx
@@ -35,6 +35,7 @@ export function RetailPointsPage() {
   const { data, isLoading, page, setPage, search, setSearch, sortKey, sortOrder, setSort } = useCatalogList<RetailPoint>(URL)
   const { create, update, remove } = useCatalogMutations(URL, URL)
   const [form, setForm] = useState<Form | null>(null)
+  const [nameErr, setNameErr] = useState<string | null>(null)
 
   const stores = useQuery({
     queryKey: ['stores-lookup'],
@@ -47,7 +48,7 @@ export function RetailPointsPage() {
     const { id, ...payload } = form
     if (id) await update.mutateAsync({ id, input: payload })
     else await create.mutateAsync(payload)
-    setForm(null)
+    setForm(null); setNameErr(null)
   }
 
   const firstStore = stores.data?.[0]?.id ?? ''
@@ -60,7 +61,7 @@ export function RetailPointsPage() {
         actions={
           <>
             <SearchBar value={search} onChange={setSearch} />
-            <Button onClick={() => setForm(blankForm(firstStore))} disabled={!firstStore}>
+            <Button onClick={() => { setForm(blankForm(firstStore)); setNameErr(null) }} disabled={!firstStore}>
               <Plus className="w-4 h-4" /> Добавить
             </Button>
           </>
@@ -76,12 +77,12 @@ export function RetailPointsPage() {
           sortKey={sortKey}
           sortOrder={sortOrder}
           onSortChange={setSort}
-          onRowClick={(r) => setForm({
+          onRowClick={(r) => { setNameErr(null); setForm({
             id: r.id, name: r.name, code: r.code ?? '', storeId: r.storeId,
             address: r.address ?? '', phone: r.phone ?? '',
             fiscalSerial: r.fiscalSerial ?? '', fiscalRegNumber: r.fiscalRegNumber ?? '',
             isActive: r.isActive,
-          })}
+          }) }}
           columns={[
             { header: 'Название', sortKey: 'name', cell: (r) => r.name },
             { header: 'Код', width: '120px', sortKey: 'code', cell: (r) => <span className="font-mono">{r.code ?? '—'}</span> },
@@ -95,7 +96,7 @@ export function RetailPointsPage() {
 
       <Modal
         open={!!form}
-        onClose={() => setForm(null)}
+        onClose={() => { setForm(null); setNameErr(null) }}
         title={form?.id ? 'Редактировать кассу' : 'Новая касса'}
         footer={
           <>
@@ -103,7 +104,7 @@ export function RetailPointsPage() {
               <Button variant="danger" size="sm" onClick={async () => {
                 if (confirm('Удалить кассу?')) {
                   await remove.mutateAsync(form.id!)
-                  setForm(null)
+                  setForm(null); setNameErr(null)
                 }
               }}>
                 <Trash2 className="w-4 h-4" /> Удалить
@@ -117,8 +118,10 @@ export function RetailPointsPage() {
         {form && (
           <div className="space-y-3">
             <div className="grid grid-cols-2 gap-3">
-              <Field label="Название">
-                <TextInput value={form.name} onChange={(e) => setForm({ ...form, name: e.target.value })} />
+              <Field label="Название" error={nameErr ?? undefined}>
+                <TextInput value={form.name}
+                  onChange={(e) => { setForm({ ...form, name: e.target.value }); if (nameErr) setNameErr(null) }}
+                  onBlur={() => { if (!form.name.trim()) setNameErr('Название обязательно') }} />
               </Field>
               <Field label="Код">
                 <TextInput value={form.code} onChange={(e) => setForm({ ...form, code: e.target.value })} />
diff --git a/src/food-market.web/src/pages/StoresPage.tsx b/src/food-market.web/src/pages/StoresPage.tsx
index 2242720..206c06d 100644
--- a/src/food-market.web/src/pages/StoresPage.tsx
+++ b/src/food-market.web/src/pages/StoresPage.tsx
@@ -32,13 +32,14 @@ export function StoresPage() {
   const { data, isLoading, page, setPage, search, setSearch, sortKey, sortOrder, setSort } = useCatalogList<Store>(URL)
   const { create, update, remove } = useCatalogMutations(URL, URL)
   const [form, setForm] = useState<Form | null>(null)
+  const [nameErr, setNameErr] = useState<string | null>(null)
 
   const save = async () => {
     if (!form) return
     const { id, ...payload } = form
     if (id) await update.mutateAsync({ id, input: payload })
     else await create.mutateAsync(payload)
-    setForm(null)
+    setForm(null); setNameErr(null)
   }
 
   return (
@@ -49,7 +50,7 @@ export function StoresPage() {
         actions={
           <>
             <SearchBar value={search} onChange={setSearch} />
-            <Button onClick={() => setForm(blankForm)}><Plus className="w-4 h-4" /> Добавить</Button>
+            <Button onClick={() => { setForm(blankForm); setNameErr(null) }}><Plus className="w-4 h-4" /> Добавить</Button>
           </>
         }
         footer={data && data.total > 0 && (
@@ -63,11 +64,11 @@ export function StoresPage() {
           sortKey={sortKey}
           sortOrder={sortOrder}
           onSortChange={setSort}
-          onRowClick={(r) => setForm({
+          onRowClick={(r) => { setNameErr(null); setForm({
             id: r.id, name: r.name, code: r.code ?? '',
             address: r.address ?? '', phone: r.phone ?? '', managerName: r.managerName ?? '',
             isMain: r.isMain, isActive: r.isActive,
-          })}
+          }) }}
           columns={[
             { header: 'Название', sortKey: 'name', cell: (r) => r.name },
             { header: 'Код', width: '120px', sortKey: 'code', cell: (r) => <span className="font-mono">{r.code ?? '—'}</span> },
@@ -80,7 +81,7 @@ export function StoresPage() {
 
       <Modal
         open={!!form}
-        onClose={() => setForm(null)}
+        onClose={() => { setForm(null); setNameErr(null) }}
         title={form?.id ? 'Редактировать склад' : 'Новый склад'}
         footer={
           <>
@@ -88,7 +89,7 @@ export function StoresPage() {
               <Button variant="danger" size="sm" onClick={async () => {
                 if (confirm('Удалить склад?')) {
                   await remove.mutateAsync(form.id!)
-                  setForm(null)
+                  setForm(null); setNameErr(null)
                 }
               }}>
                 <Trash2 className="w-4 h-4" /> Удалить
@@ -102,8 +103,10 @@ export function StoresPage() {
         {form && (
           <div className="space-y-3">
             <div className="grid grid-cols-2 gap-3">
-              <Field label="Название">
-                <TextInput value={form.name} onChange={(e) => setForm({ ...form, name: e.target.value })} />
+              <Field label="Название" error={nameErr ?? undefined}>
+                <TextInput value={form.name}
+                  onChange={(e) => { setForm({ ...form, name: e.target.value }); if (nameErr) setNameErr(null) }}
+                  onBlur={() => { if (!form.name.trim()) setNameErr('Название обязательно') }} />
               </Field>
               <Field label="Код">
                 <TextInput value={form.code} onChange={(e) => setForm({ ...form, code: e.target.value })} />
diff --git a/src/food-market.web/src/pages/SuperAdminOrgCreatePage.tsx b/src/food-market.web/src/pages/SuperAdminOrgCreatePage.tsx
index 2493d5e..3ae8fb1 100644
--- a/src/food-market.web/src/pages/SuperAdminOrgCreatePage.tsx
+++ b/src/food-market.web/src/pages/SuperAdminOrgCreatePage.tsx
@@ -1,5 +1,6 @@
 import { useState } from 'react'
 import { useNavigate } from 'react-router-dom'
+import { validateEmail, validatePhone } from '@/lib/validation'
 import { Save, Copy } from 'lucide-react'
 import { api } from '@/lib/api'
 import { Button } from '@/components/Button'
@@ -27,6 +28,8 @@ export function SuperAdminOrgCreatePage() {
   const [busy, setBusy] = useState(false)
   const [error, setError] = useState<string | null>(null)
   const [done, setDone] = useState<{ email: string; password: string } | null>(null)
+  type SAFieldErrors = Partial<Record<'name' | 'email' | 'phone' | 'adminLast' | 'adminFirst' | 'adminEmail', string>>
+  const [fieldErrors, setFieldErrors] = useState<SAFieldErrors>({})
 
   const onCountryChange = (cc: string) => {
     setCountryCode(cc)
@@ -62,8 +65,10 @@ export function SuperAdminOrgCreatePage() {
         {error && <div className="p-3 rounded-md bg-red-50 text-red-700 text-sm border border-red-200">{error}</div>}
         <section className="rounded-xl border border-slate-200 dark:border-slate-800 bg-white dark:bg-slate-900 p-5 space-y-3">
           <h3 className="text-sm font-semibold">Реквизиты организации</h3>
-          <Field label="Название *">
-            <TextInput value={name} onChange={(e) => setName(e.target.value)} />
+          <Field label="Название *" error={fieldErrors.name}>
+            <TextInput value={name}
+              onChange={(e) => { setName(e.target.value); if (fieldErrors.name) setFieldErrors(p => ({...p, name: undefined})) }}
+              onBlur={() => { if (!name.trim()) setFieldErrors(p => ({...p, name: 'Название обязательно'})) }} />
           </Field>
           <div className="grid grid-cols-2 gap-3">
             <Field label="Страна *">
@@ -80,20 +85,38 @@ export function SuperAdminOrgCreatePage() {
           </div>
           <div className="grid grid-cols-2 gap-3">
             <Field label="БИН"><TextInput value={bin} onChange={(e) => setBin(e.target.value)} placeholder="12 цифр" maxLength={12} inputMode="numeric" /></Field>
-            <Field label="Телефон"><PhoneInput value={phone} onChange={setPhone} /></Field>
+            <Field label="Телефон" error={fieldErrors.phone}>
+              <PhoneInput value={phone}
+                onChange={(v) => { setPhone(v); if (fieldErrors.phone) setFieldErrors(p => ({...p, phone: undefined})) }}
+                onBlur={() => { if (phone) { const e = validatePhone(phone); if (e) setFieldErrors(p => ({...p, phone: e})) } }} />
+            </Field>
           </div>
           <Field label="Адрес"><TextInput value={address} onChange={(e) => setAddress(e.target.value)} /></Field>
-          <Field label="Email организации"><TextInput type="email" value={email} onChange={(e) => setEmail(e.target.value)} /></Field>
+          <Field label="Email организации" error={fieldErrors.email}>
+            <TextInput type="email" value={email}
+              onChange={(e) => { setEmail(e.target.value); if (fieldErrors.email) setFieldErrors(p => ({...p, email: undefined})) }}
+              onBlur={() => { if (email) { const e = validateEmail(email); if (e) setFieldErrors(p => ({...p, email: e})) } }} />
+          </Field>
         </section>
 
         <section className="rounded-xl border border-slate-200 dark:border-slate-800 bg-white dark:bg-slate-900 p-5 space-y-3">
           <h3 className="text-sm font-semibold">Главный администратор</h3>
           <div className="grid grid-cols-2 gap-3">
-            <Field label="Фамилия *"><TextInput value={adminLast} onChange={(e) => setAdminLast(e.target.value)} /></Field>
-            <Field label="Имя *"><TextInput value={adminFirst} onChange={(e) => setAdminFirst(e.target.value)} /></Field>
+            <Field label="Фамилия *" error={fieldErrors.adminLast}>
+              <TextInput value={adminLast}
+                onChange={(e) => { setAdminLast(e.target.value); if (fieldErrors.adminLast) setFieldErrors(p => ({...p, adminLast: undefined})) }}
+                onBlur={() => { if (!adminLast.trim()) setFieldErrors(p => ({...p, adminLast: 'Фамилия обязательна'})) }} />
+            </Field>
+            <Field label="Имя *" error={fieldErrors.adminFirst}>
+              <TextInput value={adminFirst}
+                onChange={(e) => { setAdminFirst(e.target.value); if (fieldErrors.adminFirst) setFieldErrors(p => ({...p, adminFirst: undefined})) }}
+                onBlur={() => { if (!adminFirst.trim()) setFieldErrors(p => ({...p, adminFirst: 'Имя обязательно'})) }} />
+            </Field>
           </div>
-          <Field label="Email (логин) *">
-            <TextInput type="email" value={adminEmail} onChange={(e) => setAdminEmail(e.target.value)} />
+          <Field label="Email (логин) *" error={fieldErrors.adminEmail}>
+            <TextInput type="email" value={adminEmail}
+              onChange={(e) => { setAdminEmail(e.target.value); if (fieldErrors.adminEmail) setFieldErrors(p => ({...p, adminEmail: undefined})) }}
+              onBlur={() => { const e = validateEmail(adminEmail); if (e) setFieldErrors(p => ({...p, adminEmail: e})) }} />
           </Field>
           <Field label="Должность">
             <TextInput value={adminPosition} onChange={(e) => setAdminPosition(e.target.value)} />