Ai slop

frontend/app/pages/calculator3d.vue

@@ -0,0 +1,24 @@
+<script setup lang="ts">
+/* The 3D calculator's own address. Usually the space fills the page here;
+   but when the book has this page open — laid on it from the search popup,
+   beside the open articles — the pane holds the instance, and this host
+   says nothing over it (the way the article route lets the book draw its
+   pages). */
+
+definePageMeta({ transition: { name: 'page', mode: 'out-in' } })
+
+const route = useRoute()
+const { t } = useI18n()
+const { tabs } = useArticleTabs()
+
+const heldByBook = computed(() => tabAt(tabs.value, route.path)?.tool != null)
+
+useSeoMeta({
+  title: () => t('calc3d.metaTitle'),
+  description: () => t('calc3d.metaDescription'),
+})
+</script>
+
+<template>
+  <Calculator3DStage v-if="!heldByBook" />
+</template>