diff --git a/components/calcValues.vue b/components/calcValues.vue
index 210f7f5..9d08b18 100644
--- a/components/calcValues.vue
+++ b/components/calcValues.vue
@@ -9,23 +9,26 @@ const lamelle_color = useState<ralTypes>('lamelle_color', () => '1002')
 const section_count = useState('section_count', () => 1)
 const extra_section = useState('extra_section', () => 0)
 
-const parametric = {
-    length: {
-        min: 1000,
-        max: 2400,
-        step: 1,
-    },
-    total_length: {
-        min: 1,
-        max: undefined,
-        step: 0.1,
-    },
-    height: {
-        min: 675,
-        max: 2400,
-        step: 115,
+const parametric_state = useState('parametric', () => {
+    return {
+        length: {
+            min: 1000,
+            max: 2400,
+            step: 1,
+        },
+        total_length: {
+            min: 1,
+            max: undefined,
+            step: 0.1,
+        },
+        height: {
+            min: 675,
+            max: 2400,
+            step: 115,
+        }
     }
-}
+})
+const parametric = parametric_state.value
 const form_state = reactive({
     length: fence_section.value * 1000,
     fence_length: 100,
@@ -35,11 +38,6 @@ const form_state = reactive({
     full_sections: 1,
     extra_section: 0
 })
-const form_errors = reactive({
-    length: false,
-    height: false,
-    total_length: false,
-})
 const form_refs = {
     length: ref(),
     height: ref(),
@@ -89,6 +87,12 @@ const changeParametres = () => {
         if (form_state.extra_section && form_state.extra_section < parametric.length.min) {
             form_refs.total_length.value.setCustomValidity('Расчет невозможен')
         }
+        setTimeout(() => {
+            if (form_state.total_length < parametric.total_length.min) {
+                form_state.total_length = parametric.total_length.min
+                form_state.length = parametric.length.min
+            }
+        }, 300)
     }
 }