diff --git a/components/calcValues.vue b/components/calcValues.vue
index a2306ee..f743167 100644
--- a/components/calcValues.vue
+++ b/components/calcValues.vue
@@ -66,8 +66,8 @@ const changeParametres = () => {
             const key_p = key as keyof typeof parametric
             const key_s = key as keyof typeof form_state
             if (parametric[key_p].max) {
-                if (form_state[key_s] > parametric[key_p].max) {
-                    form_state[key_s] = parametric[key_p].max
+                if ((form_state[key_s] as number) > parametric[key_p].max) {
+                    (form_state[key_s] as number) = parametric[key_p].max
                 }
             }
         }
@@ -104,7 +104,7 @@ const changeParametres = () => {
     }
 
     if (((full_sections * length) + (full_sections * fence_length) + fence_length) < total_length_mm) {
-        form_state.extra_section = Math.floor((total_length_mm - fence_length) % length)
+        form_state.extra_section = total_length_mm - ((full_sections * length) + (full_sections * fence_length) + fence_length + fence_length)
     } else {
         form_state.extra_section = 0
     }
@@ -140,7 +140,7 @@ const toggleModal = () => {
 const goal = (target: string, params: object) => {
     const nuxtApp = useNuxtApp()
     if (nuxtApp.$metrika) {
-        nuxtApp.$metrika.reachGoal(target, params || {})
+        (nuxtApp.$metrika as any).reachGoal(target, params || {})
     }
 }
 </script>
diff --git a/components/expDiagram.vue b/components/expDiagram.vue
index e5a8cc6..66193a8 100644
--- a/components/expDiagram.vue
+++ b/components/expDiagram.vue
@@ -30,18 +30,15 @@ const loadAll = async () => {
     back_light.value = back.children[0]
     back_light.value.intensity = back_light.value.intensity * k
     back_light.value.shadow.bias = -0.01
-    // back_light.value.intensity = 250
 
     key_light.value = key.children[0]
     key_light.value.intensity = key_light.value.intensity * k
     key_light.value.shadow.bias = -0.01
-    // key_light.value.intensity = 250
     key_light.value.cast_shadow = true
 
     secondary_light.value = secondary.children[0]
     secondary_light.value.intensity = secondary_light.value.intensity * k
     secondary_light.value.shadow.bias = -0.01
-    // secondary_light.value.intensity = 50
 }
 
 const changeDistance = (v = 1) => {
@@ -63,7 +60,7 @@ onMounted(() => {
                     Загрузка 3D модели
                 </div>
             </template>
-            <TresCanvas height="600" preset="realistic">
+            <TresCanvas height="600">
                 <TresPerspectiveCamera :position="[-7, 2, 4]" ref="camera" />
                 <OrbitControls v-bind="controlsState" ref="controls" make-default />
                 <Suspense>
@@ -76,7 +73,7 @@ onMounted(() => {
                     :position="[key_light.position.x, key_light.position.y, key_light.position.z]" />
                 <TresPointLight v-bind="secondary_light" v-if="secondary_light"
                     :position="[secondary_light.position.x, secondary_light.position.y, secondary_light.position.z]" />
-                <TresAmbientLight :intensity="2" />
+                <!-- <TresAmbientLight :intensity="2" /> -->
             </TresCanvas>
         </ClientOnly>
         <div class="canvas-icons">
diff --git a/composables/useCalc.ts b/composables/useCalc.ts
index c5af76f..b164771 100644
--- a/composables/useCalc.ts
+++ b/composables/useCalc.ts
@@ -17,4 +17,4 @@ export const use_extra_section = () => useState('extra_section', () => 0)
 export const use_total_length = () => useState('total_length', () => (((min + 104) * n) + 104) * 0.001)
 export const use_min_length = () => useState('min_length', () => 700)
 export const use_max_size = () => useState<number>('max_size', () => 20)
-export const use_explosion_state = () => useState<boolean>('explosion_state', () => true)
\ No newline at end of file
+export const use_explosion_state = () => useState<boolean>('explosion_state', () => false)
\ No newline at end of file