diff --git a/components/ideas/idea-detail-layout.tsx b/components/ideas/idea-detail-layout.tsx
index 2284090..0a86514 100644
--- a/components/ideas/idea-detail-layout.tsx
+++ b/components/ideas/idea-detail-layout.tsx
@@ -144,7 +144,7 @@ export function IdeaDetailLayout({
       </Link>
 
       {/* Header */}
-      <header className="flex flex-wrap items-start justify-between gap-4">
+      <header className="flex flex-wrap items-start justify-between gap-4" data-debug-id="idea-detail-layout__header">
         <div className="space-y-1">
           <p className="font-mono text-xs text-muted-foreground">{idea.code}</p>
           <h1 className="text-2xl font-medium text-foreground">{idea.title}</h1>
@@ -184,7 +184,7 @@ export function IdeaDetailLayout({
       <IdeaPbiLinkCard idea={idea} isDemo={isDemo} />
 
       {/* Tab-switcher */}
-      <nav className="border-b border-input flex gap-1">
+      <nav className="border-b border-input flex gap-1" data-debug-id="idea-detail-layout__main">
         {([
           { key: 'idee' as TabKey, label: 'Idee', disabled: false, hasContent: true },
           { key: 'grill' as TabKey, label: 'Grill', disabled: !grill_md, hasContent: !!grill_md },
diff --git a/components/ideas/idea-list.tsx b/components/ideas/idea-list.tsx
index 5946634..113bdd1 100644
--- a/components/ideas/idea-list.tsx
+++ b/components/ideas/idea-list.tsx
@@ -261,7 +261,7 @@ export function IdeaList({ ideas, products, isDemo }: IdeaListProps) {
   return (
     <div className="space-y-4" {...debugProps('idea-list', 'IdeaList', 'components/ideas/idea-list.tsx')}>
       {/* Top-bar: search + nieuw-knop */}
-      <div className="flex flex-wrap items-center gap-3">
+      <div className="flex flex-wrap items-center gap-3" data-debug-id="idea-list__toolbar">
         <Input
           value={search}
           onChange={(e) => setSearch(e.target.value)}
@@ -403,7 +403,7 @@ export function IdeaList({ ideas, products, isDemo }: IdeaListProps) {
             : 'Geen ideeën die aan de filters voldoen.'}
         </p>
       ) : (
-        <Table>
+        <Table data-debug-id="idea-list__items">
           <TableHeader>
             <TableRow>
               <TableHead className="w-24"><SortHeader col="code" label="Code" sortKey={sortKey} sortDir={sortDir} onSort={handleSort} /></TableHead>
diff --git a/components/ideas/idea-md-editor.tsx b/components/ideas/idea-md-editor.tsx
index 006f4f6..44a6368 100644
--- a/components/ideas/idea-md-editor.tsx
+++ b/components/ideas/idea-md-editor.tsx
@@ -139,6 +139,7 @@ export function IdeaMdEditor({ ideaId, kind, initialValue, onCancel }: Props) {
         onKeyDown={onKeyDown}
         rows={24}
         className="font-mono text-sm leading-relaxed"
+        data-debug-id="idea-md-editor__textarea"
         placeholder={
           kind === 'grill'
             ? '# Idee — ...\n## Scope\n...'
@@ -160,6 +161,7 @@ export function IdeaMdEditor({ ideaId, kind, initialValue, onCancel }: Props) {
             size="sm"
             onClick={save}
             disabled={!dirty || submitting || (errors.length > 0 && kind === 'plan')}
+            data-debug-id="idea-md-editor__save"
           >
             <Save className="size-3.5 mr-1" />
             Opslaan
diff --git a/components/ideas/idea-pbi-link-card.tsx b/components/ideas/idea-pbi-link-card.tsx
index d69f3d4..53a1490 100644
--- a/components/ideas/idea-pbi-link-card.tsx
+++ b/components/ideas/idea-pbi-link-card.tsx
@@ -30,7 +30,7 @@ export function IdeaPbiLinkCard({ idea, isDemo }: Props) {
     return (
       <div className="rounded-md border border-status-done/30 bg-status-done/10 p-4 flex items-center gap-3" {...debugProps('idea-pbi-link-card', 'IdeaPbiLinkCard', 'components/ideas/idea-pbi-link-card.tsx')}>
         <div className="flex-1">
-          <p className="text-xs uppercase tracking-wide text-status-done font-medium">
+          <p className="text-xs uppercase tracking-wide text-status-done font-medium" data-debug-id="idea-pbi-link-card__title">
             Gepland
           </p>
           <p className="text-sm">
@@ -38,6 +38,7 @@ export function IdeaPbiLinkCard({ idea, isDemo }: Props) {
             <Link
               href={`/products/${idea.product_id}`}
               className="font-medium text-status-done hover:underline inline-flex items-center gap-1"
+              data-debug-id="idea-pbi-link-card__link"
             >
               {idea.pbi.code} — {idea.pbi.title}
               <ExternalLink className="size-3" />
diff --git a/components/ideas/idea-row-actions.tsx b/components/ideas/idea-row-actions.tsx
index 98e8dd3..1a9350d 100644
--- a/components/ideas/idea-row-actions.tsx
+++ b/components/ideas/idea-row-actions.tsx
@@ -149,24 +149,28 @@ export function IdeaRowActions({ idea, isDemo, onArchive }: IdeaRowActionsProps)
       )}
 
       {/* Grill Me */}
-      <ActionButton
-        label="Grill"
-        icon={<Flame className="size-3.5" />}
-        enabled={grillEnabled}
-        blockedReason={grillBlockedReason}
-        isDemo={isDemo}
-        onClick={() => runStart(startGrillJobAction)}
-      />
+      <span data-debug-id="idea-row-actions__grill">
+        <ActionButton
+          label="Grill"
+          icon={<Flame className="size-3.5" />}
+          enabled={grillEnabled}
+          blockedReason={grillBlockedReason}
+          isDemo={isDemo}
+          onClick={() => runStart(startGrillJobAction)}
+        />
+      </span>
 
       {/* Make Plan */}
-      <ActionButton
-        label="Plan"
-        icon={<Sparkles className="size-3.5" />}
-        enabled={makePlanEnabled}
-        blockedReason={makePlanBlockedReason}
-        isDemo={isDemo}
-        onClick={() => runStart(startMakePlanJobAction)}
-      />
+      <span data-debug-id="idea-row-actions__plan">
+        <ActionButton
+          label="Plan"
+          icon={<Sparkles className="size-3.5" />}
+          enabled={makePlanEnabled}
+          blockedReason={makePlanBlockedReason}
+          isDemo={isDemo}
+          onClick={() => runStart(startMakePlanJobAction)}
+        />
+      </span>
 
       {/* Materialiseer */}
       <ActionButton
@@ -218,6 +222,7 @@ export function IdeaRowActions({ idea, isDemo, onArchive }: IdeaRowActionsProps)
           disabled={isDemo || pending}
           aria-label="Archiveer idee"
           title="Archiveer"
+          data-debug-id="idea-row-actions__delete"
         >
           <Archive className="size-4" />
         </Button>
diff --git a/components/ideas/idea-sync-tab.tsx b/components/ideas/idea-sync-tab.tsx
index 9229cdd..a5dc0e0 100644
--- a/components/ideas/idea-sync-tab.tsx
+++ b/components/ideas/idea-sync-tab.tsx
@@ -91,7 +91,7 @@ export function IdeaSyncTab({ data }: Props) {
   return (
     <div className="space-y-4" {...debugProps('idea-sync-tab', 'IdeaSyncTab', 'components/ideas/idea-sync-tab.tsx')}>
       {/* Header: PBI-link + PR-status */}
-      <div className="flex flex-wrap items-center gap-3 rounded-md border border-border bg-surface-container p-3">
+      <div className="flex flex-wrap items-center gap-3 rounded-md border border-border bg-surface-container p-3" data-debug-id="idea-sync-tab__header">
         <a
           href={`/backlog/${pbi.id}`}
           className="font-mono text-sm text-primary hover:underline"
@@ -119,6 +119,7 @@ export function IdeaSyncTab({ data }: Props) {
       </div>
 
       {/* Stories */}
+      <div data-debug-id="idea-sync-tab__items">
       {pbi.stories.length === 0 && (
         <p className="text-sm text-muted-foreground italic">
           Deze PBI heeft nog geen stories.
@@ -229,6 +230,7 @@ export function IdeaSyncTab({ data }: Props) {
           </div>
         </details>
       ))}
+      </div>
     </div>
   )
 }
diff --git a/components/ideas/idea-timeline.tsx b/components/ideas/idea-timeline.tsx
index 88af28e..9fab88a 100644
--- a/components/ideas/idea-timeline.tsx
+++ b/components/ideas/idea-timeline.tsx
@@ -131,7 +131,7 @@ export function IdeaTimeline({
           Nog geen activiteit op dit idee.
         </p>
       ) : (
-        <ol className="border-l-2 border-input pl-4 space-y-3 ml-2">
+        <ol className="border-l-2 border-input pl-4 space-y-3 ml-2" data-debug-id="idea-timeline__items">
           {merged.map((entry, i) => {
             // Expliciete locale + format om SSR/CSR hydration-mismatch te voorkomen
             // (server-locale verschilde van browser-locale).
diff --git a/components/ideas/user-chat-input.tsx b/components/ideas/user-chat-input.tsx
index 6cfa2e9..3ed7c7c 100644
--- a/components/ideas/user-chat-input.tsx
+++ b/components/ideas/user-chat-input.tsx
@@ -59,12 +59,14 @@ export function UserChatInput({ ideaId, isDemo = false }: Props) {
         rows={3}
         placeholder="Bijv. Waarom is gekozen voor X in plaats van Y?"
         disabled={pending}
+        data-debug-id="user-chat-input__textarea"
       />
       <div className="flex justify-end">
         <Button
           size="sm"
           disabled={pending || !text.trim()}
           onClick={submit}
+          data-debug-id="user-chat-input__submit"
         >
           <Send className="size-4" />
           {pending ? 'Bezig…' : 'Verzend'}