diff --git a/src/components/stats/StatCard.tsx b/src/components/stats/StatCard.tsx
index 8a52793..a5ed2b6 100644
--- a/src/components/stats/StatCard.tsx
+++ b/src/components/stats/StatCard.tsx
@@ -52,7 +52,7 @@ export function StatCard({
   return (
     <div className="h-full rounded-xl bg-dark-800/30 p-3 transition-colors hover:bg-dark-800/50">
       <div className="flex items-center justify-between gap-2">
-        <span className="truncate text-xs text-dark-500 sm:text-sm">{label}</span>
+        <span className="line-clamp-2 text-xs leading-tight text-dark-500 sm:text-sm">{label}</span>
         {trailing}
       </div>
       {/* Chip is centred against the value line only (delta sits below the whole
diff --git a/src/hooks/useFeatureFlags.ts b/src/hooks/useFeatureFlags.ts
index 8da43e4..9b850aa 100644
--- a/src/hooks/useFeatureFlags.ts
+++ b/src/hooks/useFeatureFlags.ts
@@ -1,3 +1,4 @@
+import { useEffect } from 'react';
 import { useQuery } from '@tanstack/react-query';
 import { useAuthStore } from '@/store/auth';
 import { brandingApi } from '@/api/branding';
@@ -6,8 +7,31 @@ import { wheelApi } from '@/api/wheel';
 import { contestsApi } from '@/api/contests';
 import { pollsApi } from '@/api/polls';
 
+// Последние известные значения флагов. Пока запросы в полёте, флаги были
+// undefined -> табы «Рефералы»/«Колесо» появлялись с задержкой и нижняя
+// навигация прыгала на каждом холодном старте. Кэш убирает layout shift;
+// при изменении флага на бэке UI догонит после ответа запроса.
+const FLAGS_CACHE_KEY = 'cabinet-feature-flags';
+
+type CachedFlags = {
+  referralEnabled?: boolean;
+  wheelEnabled?: boolean;
+  hasContests?: boolean;
+  hasPolls?: boolean;
+  giftEnabled?: boolean;
+};
+
+function readFlagsCache(): CachedFlags {
+  try {
+    return JSON.parse(localStorage.getItem(FLAGS_CACHE_KEY) || '{}') as CachedFlags;
+  } catch {
+    return {};
+  }
+}
+
 export function useFeatureFlags() {
   const isAuthenticated = useAuthStore((state) => state.isAuthenticated);
+  const cached = readFlagsCache();
 
   const { data: referralTerms } = useQuery({
     queryKey: ['referral-terms'],
@@ -49,11 +73,29 @@ export function useFeatureFlags() {
     retry: false,
   });
 
-  return {
-    referralEnabled: referralTerms?.is_enabled,
-    wheelEnabled: wheelConfig?.is_enabled,
-    hasContests: (contestsCount?.count ?? 0) > 0,
-    hasPolls: (pollsCount?.count ?? 0) > 0,
-    giftEnabled: giftConfig?.enabled,
+  const flags = {
+    referralEnabled: referralTerms ? referralTerms.is_enabled : cached.referralEnabled,
+    wheelEnabled: wheelConfig ? wheelConfig.is_enabled : cached.wheelEnabled,
+    hasContests: contestsCount ? contestsCount.count > 0 : cached.hasContests,
+    hasPolls: pollsCount ? pollsCount.count > 0 : cached.hasPolls,
+    giftEnabled: giftConfig ? giftConfig.enabled : cached.giftEnabled,
   };
+
+  useEffect(() => {
+    if (!referralTerms && !wheelConfig && !contestsCount && !pollsCount && !giftConfig) return;
+    try {
+      localStorage.setItem(FLAGS_CACHE_KEY, JSON.stringify(flags));
+    } catch {
+      // квоты/приватный режим — некритично
+    }
+    // eslint-disable-next-line react-hooks/exhaustive-deps
+  }, [
+    flags.referralEnabled,
+    flags.wheelEnabled,
+    flags.hasContests,
+    flags.hasPolls,
+    flags.giftEnabled,
+  ]);
+
+  return flags;
 }
diff --git a/src/hooks/useThemeColors.ts b/src/hooks/useThemeColors.ts
index 470e398..508f4e2 100644
--- a/src/hooks/useThemeColors.ts
+++ b/src/hooks/useThemeColors.ts
@@ -110,7 +110,10 @@ function onColorFor(bgTriplet: string): string {
 }
 
 // Apply theme colors as CSS variables (RGB format for Tailwind opacity support)
-export function applyThemeColors(colors: ThemeColors): void {
+export function applyThemeColors(themeColors: ThemeColors): void {
+  // Частичный/битый ответ /branding/colors раньше ронял ВСЁ приложение в
+  // ErrorBoundary (hexToRgb(undefined)). Недостающие поля добиваем дефолтами.
+  const colors: ThemeColors = { ...DEFAULT_THEME_COLORS, ...themeColors };
   const root = document.documentElement;
 
   // Generate palettes from status colors
diff --git a/src/locales/en.json b/src/locales/en.json
index e284182..1fcd7da 100644
--- a/src/locales/en.json
+++ b/src/locales/en.json
@@ -1045,7 +1045,8 @@
     "openSupport": "Open Support",
     "contactSupport": "Please contact {{username}} for support",
     "contactUs": "Contact Support",
-    "create_ticket": "Create ticket"
+    "create_ticket": "Create ticket",
+    "writeButton": "Message"
   },
   "wheel": {
     "title": "Fortune Wheel",
@@ -5242,7 +5243,7 @@
   },
   "subscriptions": {
     "buy": "Buy subscription",
-    "buyAnother": "Buy another subscription",
+    "buyAnother": "Buy another",
     "browsePlans": "View plans and subscribe",
     "empty": "You have no subscriptions yet",
     "emptyDesc": "Choose a tariff to get started",
diff --git a/src/locales/fa.json b/src/locales/fa.json
index a041bbc..f064245 100644
--- a/src/locales/fa.json
+++ b/src/locales/fa.json
@@ -928,7 +928,8 @@
     "openSupport": "باز کردن پشتیبانی",
     "ticketsDisabled": "تیکت‌ها غیرفعال است",
     "useExternalLink": "لطفاً از لینک خارجی برای دریافت پشتیبانی استفاده کنید",
-    "create_ticket": "ایجاد تیکت"
+    "create_ticket": "ایجاد تیکت",
+    "writeButton": "پیام"
   },
   "wheel": {
     "title": "چرخ شانس",
@@ -4876,7 +4877,7 @@
   },
   "subscriptions": {
     "buy": "خرید اشتراک",
-    "buyAnother": "خرید اشتراک دیگر",
+    "buyAnother": "خرید دیگر",
     "browsePlans": "مشاهده تعرفه‌ها و خرید اشتراک",
     "empty": "هنوز اشتراکی ندارید",
     "emptyDesc": "برای شروع تعرفه‌ای انتخاب کنید",
diff --git a/src/locales/ru.json b/src/locales/ru.json
index 4131984..2078234 100644
--- a/src/locales/ru.json
+++ b/src/locales/ru.json
@@ -1074,7 +1074,8 @@
     "openSupport": "Открыть поддержку",
     "contactSupport": "Для получения поддержки обратитесь к {{username}}",
     "contactUs": "Связаться с поддержкой",
-    "create_ticket": "Создать тикет"
+    "create_ticket": "Создать тикет",
+    "writeButton": "Написать"
   },
   "wheel": {
     "title": "Колесо удачи",
@@ -5804,7 +5805,7 @@
   },
   "subscriptions": {
     "buy": "Купить подписку",
-    "buyAnother": "Купить ещё подписку",
+    "buyAnother": "Купить ещё",
     "browsePlans": "Посмотреть тарифы и купить подписку",
     "empty": "У вас пока нет подписок",
     "emptyDesc": "Выберите тариф, чтобы начать пользоваться сервисом",
diff --git a/src/locales/zh.json b/src/locales/zh.json
index 59fb2cc..093bac1 100644
--- a/src/locales/zh.json
+++ b/src/locales/zh.json
@@ -928,7 +928,8 @@
     "openSupport": "打开支持",
     "ticketsDisabled": "工单已禁用",
     "useExternalLink": "请使用外部链接获取支持",
-    "create_ticket": "创建工单"
+    "create_ticket": "创建工单",
+    "writeButton": "发消息"
   },
   "wheel": {
     "title": "幸运转盘",
@@ -4875,7 +4876,7 @@
   },
   "subscriptions": {
     "buy": "购买订阅",
-    "buyAnother": "再购买一个订阅",
+    "buyAnother": "再购买",
     "browsePlans": "查看套餐并订阅",
     "empty": "您还没有订阅",
     "emptyDesc": "选择套餐以开始使用",
diff --git a/src/pages/Subscriptions.tsx b/src/pages/Subscriptions.tsx
index be8f65f..5dad110 100644
--- a/src/pages/Subscriptions.tsx
+++ b/src/pages/Subscriptions.tsx
@@ -109,15 +109,15 @@ export default function Subscriptions() {
   return (
     <div className="space-y-6">
       {/* Header */}
-      <div className="flex items-center justify-between">
-        <h1 className="text-2xl font-bold" style={{ color: g.text }}>
+      <div className="flex items-center justify-between gap-3">
+        <h1 className="truncate text-xl font-bold" style={{ color: g.text }}>
           {t('subscriptions.title', 'Мои подписки')}
         </h1>
         {/* «+ Купить ещё» — только если уже есть платная активная подписка */}
         {!isLoading && hasActivePaid && (
           <button
             onClick={() => navigate('/subscription/purchase')}
-            className="flex items-center gap-1.5 rounded-xl px-4 py-2 text-sm font-medium transition-colors"
+            className="flex shrink-0 items-center gap-1.5 whitespace-nowrap rounded-xl px-4 py-2 text-sm font-medium transition-colors"
             style={{
               background: 'rgba(var(--color-accent-400), 0.1)',
               color: 'rgb(var(--color-accent-400))',
diff --git a/src/pages/Support.tsx b/src/pages/Support.tsx
index 5d44498..9d3363f 100644
--- a/src/pages/Support.tsx
+++ b/src/pages/Support.tsx
@@ -363,6 +363,7 @@ export default function Support() {
             </div>
             <Button
               variant="secondary"
+              className="shrink-0 whitespace-nowrap"
               onClick={() => {
                 const username = supportConfig.support_username!.startsWith('@')
                   ? supportConfig.support_username!.slice(1)
@@ -370,7 +371,7 @@ export default function Support() {
                 openTelegramLink(`https://t.me/${username}`);
               }}
             >
-              {t('support.contactUs')}
+              {t('support.writeButton', 'Написать')}
             </Button>
           </Card>
         </motion.div>