diff --git a/src/composables/useNotifications.js b/src/composables/useNotifications.js
index e49c8a9..dccfc4d 100644
--- a/src/composables/useNotifications.js
+++ b/src/composables/useNotifications.js
@@ -33,6 +33,15 @@ export function useNotifications() {
     let ownerId = null;
     let pollTimer = null;
 
+    // Label curto do botão do toast baseado no deeplink
+    function defaultActionLabel(deeplink) {
+        if (!deeplink) return null;
+        if (deeplink.includes('creditos-whatsapp')) return 'Ir pra loja';
+        if (deeplink.includes('whatsapp-pessoal')) return 'Ver conexão';
+        if (deeplink.includes('whatsapp-oficial')) return 'Ver canal oficial';
+        return 'Abrir';
+    }
+
     function showToastFor(item) {
         if (item?.type !== 'system_alert') return;
         if (alertedIds.has(item.id)) return;
@@ -43,7 +52,12 @@ export function useNotifications() {
             summary: payload.title || 'Alerta do sistema',
             detail: payload.detail || '',
             life: STICKY_TOAST_LIFE_MS,
-            closable: true
+            closable: true,
+            group: 'system-alerts',
+            data: {
+                deeplink: payload.deeplink,
+                actionLabel: payload.actionLabel || defaultActionLabel(payload.deeplink)
+            }
         });
     }
 
diff --git a/src/layout/AppLayout.vue b/src/layout/AppLayout.vue
index 914c7a3..fecf9d3 100644
--- a/src/layout/AppLayout.vue
+++ b/src/layout/AppLayout.vue
@@ -17,7 +17,18 @@
 <script setup>
 import { useLayout } from '@/layout/composables/layout';
 import { computed, onMounted, onBeforeUnmount, provide, watch } from 'vue';
-import { useRoute } from 'vue-router';
+import { useRoute, useRouter } from 'vue-router';
+
+const router = useRouter();
+
+function goToDeeplink(link) {
+    if (!link) return;
+    if (typeof link === 'string' && link.startsWith('/')) {
+        router.push(link);
+    } else {
+        window.location.href = link;
+    }
+}
 
 import AppFooter from './AppFooter.vue';
 import AppSidebar from './AppSidebar.vue';
@@ -175,6 +186,32 @@ onBeforeUnmount(() => {
     <GlobalNoticeBanner />
     <ConversationDrawer />
     <GlobalInboundNotifier />
+
+    <!-- Toast especial pra alertas de sistema (heartbeat, saldo baixo, etc) —
+         vermelho sticky com botão de ação opcional via payload.deeplink -->
+    <Toast group="system-alerts" position="top-right" :pt="{ root: { style: 'width: 28rem; max-width: 92vw' } }">
+        <template #message="slotProps">
+            <div class="flex flex-col gap-2 w-full">
+                <div class="flex items-start gap-2">
+                    <i class="pi pi-exclamation-circle text-lg mt-0.5" style="color: var(--p-red-500)" />
+                    <div class="flex-1 min-w-0">
+                        <div class="font-bold text-sm">{{ slotProps.message.summary }}</div>
+                        <div class="text-xs mt-0.5 leading-relaxed opacity-85">{{ slotProps.message.detail }}</div>
+                    </div>
+                </div>
+                <Button
+                    v-if="slotProps.message.data?.deeplink"
+                    :label="slotProps.message.data?.actionLabel || 'Abrir'"
+                    icon="pi pi-arrow-right"
+                    iconPos="right"
+                    size="small"
+                    severity="danger"
+                    class="rounded-full self-end"
+                    @click="goToDeeplink(slotProps.message.data.deeplink)"
+                />
+            </div>
+        </template>
+    </Toast>
 </template>
 
 <style>