diff --git a/craft/src/panels/left/layers-virtual-rows.test.ts b/craft/src/panels/left/layers-virtual-rows.test.ts
new file mode 100644
index 0000000..9c334e6
--- /dev/null
+++ b/craft/src/panels/left/layers-virtual-rows.test.ts
@@ -0,0 +1,55 @@
+import { describe, test, expect } from 'vitest';
+import { deriveVirtualRows, VIRTUAL_CHILD_PROPS } from './layers-virtual-rows';
+
+describe('deriveVirtualRows', () => {
+  test('returns one row per item, labelled by the registered field', () => {
+    const rows = deriveVirtualRows('Features Grid', {
+      features: [{ title: 'Fast' }, { title: 'Secure' }],
+    });
+    expect(rows).toEqual([
+      { index: 0, label: 'Fast' },
+      { index: 1, label: 'Secure' },
+    ]);
+  });
+
+  test('falls back to "<Fallback> N" when the label field is missing or blank', () => {
+    const rows = deriveVirtualRows('Features Grid', {
+      features: [{ title: '' }, { description: 'no title key' }],
+    });
+    expect(rows).toEqual([
+      { index: 0, label: 'Feature 1' },
+      { index: 1, label: 'Feature 2' },
+    ]);
+  });
+
+  test('trims and truncates a long label to 40 characters with an ellipsis', () => {
+    const long = 'x'.repeat(60);
+    const rows = deriveVirtualRows('Features Grid', { features: [{ title: `  ${long}  ` }] });
+    expect(rows[0].label).toHaveLength(41);
+    expect(rows[0].label.endsWith('…')).toBe(true);
+  });
+
+  test('an unregistered component yields no rows', () => {
+    expect(deriveVirtualRows('Heading', { text: 'hi' })).toEqual([]);
+  });
+
+  test('a missing or non-array prop yields no rows instead of throwing', () => {
+    expect(deriveVirtualRows('Tabs', {})).toEqual([]);
+    expect(deriveVirtualRows('Tabs', { tabs: 'not an array' })).toEqual([]);
+    expect(deriveVirtualRows('Tabs', { tabs: null })).toEqual([]);
+  });
+
+  test('a non-object item still gets a fallback label', () => {
+    expect(deriveVirtualRows('Menu', { links: ['raw string'] })).toEqual([
+      { index: 0, label: 'Link 1' },
+    ]);
+  });
+
+  test('every registry entry has a non-empty prop, label and fallback', () => {
+    for (const [name, spec] of Object.entries(VIRTUAL_CHILD_PROPS)) {
+      expect(spec.prop, `${name}.prop`).toBeTruthy();
+      expect(spec.label, `${name}.label`).toBeTruthy();
+      expect(spec.fallback, `${name}.fallback`).toBeTruthy();
+    }
+  });
+});
diff --git a/craft/src/panels/left/layers-virtual-rows.ts b/craft/src/panels/left/layers-virtual-rows.ts
new file mode 100644
index 0000000..c8402a5
--- /dev/null
+++ b/craft/src/panels/left/layers-virtual-rows.ts
@@ -0,0 +1,73 @@
+/**
+ * Virtual Layers rows for components whose content lives in ARRAY PROPS
+ * rather than Craft child nodes.
+ *
+ * FeaturesGrid, Tabs, Accordion, PricingTable, Testimonials, Gallery,
+ * ContentSlider, NumberCounter, Menu, SocialLinks, Navbar and ContactForm all
+ * render their items from a prop array, so Craft sees them as leaf nodes and
+ * the Layers tree showed nothing underneath them -- the "Layers doesn't show
+ * everything" report. These rows are display-only: they are not Craft nodes,
+ * cannot be dragged, and selecting one selects the PARENT node (plus asks the
+ * array editor to scroll that item into view -- see LayerFocusContext).
+ *
+ * ColumnLayout is deliberately absent: it uses real `<Element canvas>`
+ * children, which LayersPanel already nests correctly.
+ */
+
+export interface VirtualRow {
+  index: number;
+  label: string;
+}
+
+export interface VirtualChildSpec {
+  /** Name of the array prop holding the items. */
+  prop: string;
+  /** Per-item field used as the row label. */
+  label: string;
+  /** Used as "<fallback> <n>" when the label field is missing or blank. */
+  fallback: string;
+}
+
+/** Keyed by the component's craft `displayName` -- the same string
+ *  `LayerNode` already resolves and shows as the row text.
+ *
+ *  Verified against each component's actual item interface and
+ *  `craft.props` defaults (see task-9-report.md, Step 1):
+ *   - Tabs items are `{ label, content }`, not `{ title }` -- registry
+ *     corrected from `title` to `label`.
+ *   - ContentSlider items are `{ heading, text, ... }`, not `{ title }` --
+ *     registry corrected from `title` to `heading`.
+ *  Every other entry (prop name and label field) matched the component as
+ *  originally drafted. */
+export const VIRTUAL_CHILD_PROPS: Record<string, VirtualChildSpec> = {
+  'Features Grid':  { prop: 'features',     label: 'title',    fallback: 'Feature' },
+  Tabs:             { prop: 'tabs',         label: 'label',    fallback: 'Tab' },
+  Accordion:        { prop: 'items',        label: 'title',    fallback: 'Item' },
+  'Pricing Table':  { prop: 'plans',        label: 'name',     fallback: 'Plan' },
+  Testimonials:     { prop: 'testimonials', label: 'name',     fallback: 'Testimonial' },
+  Gallery:          { prop: 'images',       label: 'alt',      fallback: 'Image' },
+  'Content Slider': { prop: 'slides',       label: 'heading',  fallback: 'Slide' },
+  'Number Counter': { prop: 'counters',     label: 'label',    fallback: 'Counter' },
+  Menu:             { prop: 'links',        label: 'text',     fallback: 'Link' },
+  'Social Links':   { prop: 'links',        label: 'platform', fallback: 'Link' },
+  Navbar:           { prop: 'links',        label: 'text',     fallback: 'Link' },
+  'Contact Form':   { prop: 'fields',       label: 'label',    fallback: 'Field' },
+};
+
+const MAX_LABEL = 40;
+
+export function deriveVirtualRows(displayName: string, props: Record<string, any>): VirtualRow[] {
+  const spec = VIRTUAL_CHILD_PROPS[displayName];
+  if (!spec) return [];
+
+  const items = props?.[spec.prop];
+  if (!Array.isArray(items)) return [];
+
+  return items.map((item, index) => {
+    const raw = item && typeof item === 'object' ? item[spec.label] : undefined;
+    const text = typeof raw === 'string' ? raw.trim() : '';
+    if (!text) return { index, label: `${spec.fallback} ${index + 1}` };
+    const label = text.length > MAX_LABEL ? `${text.slice(0, MAX_LABEL)}…` : text;
+    return { index, label };
+  });
+}