fix: keep the SMS credit chip pastel green when the balance is healthy

apps/web/src/components/SmsHeaderWallet.vue

@@ -25,7 +25,7 @@ const toneClass = computed(() => {
   if (level === 'critical') return 'critical';
   if (level === 'warning') return 'warning';
   if ((summary.value?.balanceRials ?? 0) < 0) return 'negative';
-  return 'ok';
+  return 'healthy';
 });
 
 const chargeInfo = computed(() => summary.value?.chargeInfo ?? null);
@@ -205,10 +205,10 @@ defineExpose({ refresh: load });
   box-sizing: border-box;
   margin: 0;
   padding: 0 4px 0 2px;
-  border: 1px solid #a7f3d0;
+  border: 1px solid #c3ead6;
   border-radius: 10px;
-  background: color-mix(in srgb, #ecfdf5 70%, #fff);
-  color: #065f46;
+  background: #f2fbf6;
+  color: #1f7a52;
   font-size: 0.75rem;
   line-height: 1;
   white-space: nowrap;