Restore previous focus when modal dialogs close.

frontend/src/components/HostProfileView.vue

@@ -5,7 +5,7 @@
       <p class="view-lede">{{ subheading }}</p>
     </header>
 
-    <section class="section-block">
+    <section class="section-block" ref="userInfoSection">
       <div class="section-body">
         <UserBasicInfo
           v-if="user"
@@ -25,7 +25,7 @@
 
     <section class="section-block">
       <div class="section-body host-actions">
-        <div class="button-row">
+        <div class="button-row" ref="buttonRow" @keydown="handleButtonRowKeydown">
           <button
             type="button"
             class="btn-secondary"
@@ -58,10 +58,11 @@
 </template>
 
 <script setup>
-import { computed } from 'vue'
+import { computed, ref } from 'vue'
 import UserBasicInfo from '@/components/UserBasicInfo.vue'
 import { useAuthStore } from '@/stores/auth'
 import { goBack } from '@/utils/helpers'
+import { getDirection, navigateButtonRow } from '@/utils/keynav'
 
 defineProps({
   initializing: {
@@ -73,6 +74,10 @@ defineProps({
 const authStore = useAuthStore()
 const currentHost = window.location.host
 
+// Template refs for navigation
+const userInfoSection = ref(null)
+const buttonRow = ref(null)
+
 const user = computed(() => authStore.userInfo?.user || null)
 const orgDisplayName = computed(() => authStore.userInfo?.org?.display_name || '')
 const roleDisplayName = computed(() => authStore.userInfo?.role?.display_name || '')
@@ -105,6 +110,20 @@ const goToAuthSite = () => {
 const logout = async () => {
   await authStore.logout()
 }
+
+// Keyboard navigation for button row
+const handleButtonRowKeydown = (event) => {
+  const direction = getDirection(event)
+  if (!direction) return
+
+  event.preventDefault()
+
+  if (direction === 'left' || direction === 'right') {
+    navigateButtonRow(buttonRow.value, event.target, direction, { itemSelector: 'button' })
+  }
+  // Up does nothing (no elements above to navigate to)
+  // Down does nothing (no elements below to navigate to)
+}
 </script>
 
 <style scoped>

frontend/src/components/Modal.vue

@@ -7,11 +7,73 @@
 </template>
 
 <script setup>
-import { onMounted, nextTick } from 'vue'
+import { ref, onMounted, onUnmounted, nextTick } from 'vue'
 import { navigateButtonRow, getDirection, focusPreferred, focusDialogDefault } from '@/utils/keynav'
 
+const props = defineProps({
+  // Optional: provide a fallback element to focus if original element is gone
+  focusFallback: { type: [HTMLElement, Object], default: null },
+  // Optional: index to help find next sibling when item is deleted
+  focusIndex: { type: Number, default: -1 },
+  // Optional: selector for finding siblings when restoring focus
+  focusSiblingSelector: { type: String, default: '' }
+})
+
 defineEmits(['close'])
 
+// Store the element that had focus before modal opened
+const previouslyFocusedElement = ref(null)
+
+/**
+ * Try to restore focus to the original element, or find a suitable fallback.
+ * Called on unmount to restore focus when modal closes.
+ */
+const restoreFocus = () => {
+  const prev = previouslyFocusedElement.value
+  if (!prev) return
+
+  // Check if the original element still exists in DOM and is focusable
+  if (document.body.contains(prev) && !prev.disabled) {
+    prev.focus()
+    return
+  }
+
+  // Original element is gone (deleted) - try to find a sibling
+  if (props.focusSiblingSelector && props.focusIndex >= 0) {
+    // Find container that has items matching the selector
+    const containers = [
+      props.focusFallback?.$el || props.focusFallback,
+      prev.closest('[data-nav-group]'),
+      prev.parentElement?.closest('section'),
+      document.querySelector('.view-root')
+    ].filter(Boolean)
+
+    for (const container of containers) {
+      if (!container) continue
+      const siblings = container.querySelectorAll(props.focusSiblingSelector)
+      if (siblings.length > 0) {
+        // Try to focus the next item, or the previous if we were at the end
+        const targetIndex = Math.min(props.focusIndex, siblings.length - 1)
+        const target = siblings[targetIndex]
+        if (target && !target.disabled) {
+          target.focus()
+          return
+        }
+      }
+    }
+  }
+
+  // Fall back to the provided fallback element
+  const fallback = props.focusFallback?.$el || props.focusFallback
+  if (fallback && document.body.contains(fallback)) {
+    const focusable = fallback.querySelector?.('button:not([disabled]), a, [tabindex="0"]') || fallback
+    if (focusable?.focus) {
+      focusable.focus()
+      return
+    }
+  }
+}
+
 const handleOverlayKeydown = (event) => {
   const direction = getDirection(event)
   if (!direction) return
@@ -45,6 +107,9 @@ const handleOverlayKeydown = (event) => {
 }
 
 onMounted(() => {
+  // Save currently focused element before modal takes focus
+  previouslyFocusedElement.value = document.activeElement
+
   // Autofocus the most appropriate element:
   // - For form dialogs (rename, edit): focus first input and select text
   // - For other dialogs: focus primary button (or fallback)
@@ -61,6 +126,11 @@ onMounted(() => {
     }
   })
 })
+
+onUnmounted(() => {
+  // Restore focus when modal closes
+  restoreFocus()
+})
 </script>
 
 <style scoped>

frontend/src/components/RegistrationLinkModal.vue

@@ -49,6 +49,8 @@ const emit = defineEmits(['close', 'copied'])
 const linkUrl = ref(null)
 const expiresAt = ref(null)
 const actionsRow = ref(null)
+// Store the element that had focus before modal opened
+const previouslyFocusedElement = ref(null)
 
 async function generateLink() {
   try {
@@ -102,6 +104,8 @@ const handleActionsKeydown = (event) => {
 }
 
 onMounted(() => {
+  // Save currently focused element before modal takes focus
+  previouslyFocusedElement.value = document.activeElement
   // Hold backdrop before fetch to avoid gap if auth iframe shows
   holdGlobalBackdrop()
   generateLink()
@@ -110,6 +114,11 @@ onMounted(() => {
 onUnmounted(() => {
   // Release backdrop when modal closes
   releaseGlobalBackdrop()
+  // Restore focus when modal closes
+  const prev = previouslyFocusedElement.value
+  if (prev && document.body.contains(prev) && !prev.disabled) {
+    prev.focus()
+  }
 })
 </script>