craft/src/panels/left/LayersPanel.tsx

@@ -1,5 +1,6 @@
 import React, { useCallback } from 'react';
 import { useEditor } from '@craftjs/core';
+import { clickableProps } from '../../utils/a11y';
 
 interface LayerNodeProps {
   nodeId: string;
@@ -17,8 +18,7 @@ const LayerNode: React.FC<LayerNodeProps> = ({ nodeId, depth }) => {
     };
   });
 
-  const handleClick = useCallback((e: React.MouseEvent) => {
+  const handleActivate = useCallback(() => {
-    e.stopPropagation();
     actions.selectNode(nodeId);
   }, [actions, nodeId]);
 
@@ -38,7 +38,7 @@ const LayerNode: React.FC<LayerNodeProps> = ({ nodeId, depth }) => {
   return (
     <div>
       <div
-        onClick={handleClick}
+        {...clickableProps(handleActivate)}
         style={{
           display: 'flex',
           alignItems: 'center',

craft/src/panels/left/PagesPanel.tsx

@@ -1,5 +1,6 @@
 import React, { useState } from 'react';
 import { usePages } from '../../state/PageContext';
+import { clickableProps } from '../../utils/a11y';
 
 export const PagesPanel: React.FC = () => {
   const {
@@ -286,7 +287,7 @@ export const PagesPanel: React.FC = () => {
           ) : (
             /* Normal page item */
             <div
-              onClick={() => switchPage(page.id)}
+              {...clickableProps(() => switchPage(page.id))}
               style={{
                 display: 'flex',
                 alignItems: 'center',

craft/src/panels/topbar/TemplateModal.tsx

@@ -9,6 +9,7 @@ import {
   TemplateCategory,
 } from '../../templates';
 import { componentResolver } from '../../components/resolver';
+import { clickableProps } from '../../utils/a11y';
 
 // ---------------------------------------------------------------------------
 // Types
@@ -392,7 +393,7 @@ const TemplateCard: React.FC<{
 
   return (
     <div
-      onClick={onSelect}
+      {...clickableProps(onSelect)}
       onMouseEnter={() => setHovered(true)}
       onMouseLeave={() => setHovered(false)}
       style={{

craft/src/panels/topbar/TopBar.tsx

@@ -123,7 +123,7 @@ export const TopBar: React.FC<TopBarProps> = ({ device, onDeviceChange }) => {
     <nav className="topbar">
       <div className="topbar-left">
         {isWHP && (
-          <a href={whpConfig!.backUrl} className="topbar-btn back-btn">
+          <a href={whpConfig!.backUrl} className="topbar-btn back-btn" aria-label="Back to Panel">
             <i className="fa fa-arrow-left" /> Back to Panel
           </a>
         )}
@@ -141,6 +141,8 @@ export const TopBar: React.FC<TopBarProps> = ({ device, onDeviceChange }) => {
               className={`device-btn ${device === d ? 'active' : ''}`}
               onClick={() => onDeviceChange(d)}
               title={d.charAt(0).toUpperCase() + d.slice(1)}
+              aria-label={d.charAt(0).toUpperCase() + d.slice(1)}
+              aria-pressed={device === d}
             >
               <i className={`fa ${d === 'desktop' ? 'fa-desktop' : d === 'tablet' ? 'fa-tablet' : 'fa-mobile'}`} />
             </button>
@@ -149,20 +151,20 @@ export const TopBar: React.FC<TopBarProps> = ({ device, onDeviceChange }) => {
       </div>
 
       <div className="topbar-right">
-        <button className="topbar-btn" onClick={() => actions.history.undo()} disabled={!canUndo} title="Undo">
+        <button className="topbar-btn" onClick={() => actions.history.undo()} disabled={!canUndo} title="Undo" aria-label="Undo">
           <i className="fa fa-undo" />
         </button>
-        <button className="topbar-btn" onClick={() => actions.history.redo()} disabled={!canRedo} title="Redo">
+        <button className="topbar-btn" onClick={() => actions.history.redo()} disabled={!canRedo} title="Redo" aria-label="Redo">
           <i className="fa fa-repeat" />
         </button>
         <span className="topbar-divider" />
-        <button className="topbar-btn" title="Templates" onClick={() => setTemplateModalOpen(true)}>
+        <button className="topbar-btn" title="Templates" aria-label="Templates" onClick={() => setTemplateModalOpen(true)}>
           <i className="fa fa-th-large" /> Templates
         </button>
-        <button className="topbar-btn" title="Custom Head Code" onClick={() => setHeadCodeModalOpen(true)}>
+        <button className="topbar-btn" title="Custom Head Code" aria-label="Custom Head Code" onClick={() => setHeadCodeModalOpen(true)}>
           <i className="fa fa-code" /> Code
         </button>
-        <button className="topbar-btn" title="Preview" onClick={() => {
+        <button className="topbar-btn" title="Preview" aria-label="Preview" onClick={() => {
           try {
             const serialized = query.serialize();
             import('../../utils/html-export').then(({ exportToHtml, exportBodyHtml }) => {
@@ -255,6 +257,7 @@ export const TopBar: React.FC<TopBarProps> = ({ device, onDeviceChange }) => {
           onClick={handleSave}
           disabled={saveStatus === 'saving'}
           title="Save Draft"
+          aria-label="Save Draft"
         >
           {saveStatus === 'saving' ? (
             <><i className="fa fa-spinner fa-spin" /> Saving...</>
@@ -269,6 +272,7 @@ export const TopBar: React.FC<TopBarProps> = ({ device, onDeviceChange }) => {
             onClick={handlePublish}
             disabled={publishStatus === 'publishing' || saveStatus === 'saving'}
             title="Publish to live site"
+            aria-label="Publish to live site"
           >
             {publishStatus === 'publishing' ? (
               <><i className="fa fa-spinner fa-spin" /> Publishing...</>

craft/src/ui/AssetPicker.tsx

@@ -1,5 +1,6 @@
 import React, { useState, useCallback, useRef, useEffect, CSSProperties } from 'react';
 import { uploadAsset, listAssets, Asset } from '../utils/assets';
+import { clickableProps } from '../utils/a11y';
 
 export interface AssetPickerProps {
   value: string;
@@ -192,7 +193,7 @@ export const AssetPicker: React.FC<AssetPickerProps> = ({
       {browserAssets.map((asset) => (
         <div
           key={asset.name}
-          onClick={() => handleSelectAsset(asset)}
+          {...clickableProps(() => handleSelectAsset(asset))}
           data-testid={`asset-picker-thumb-${asset.name}`}
           style={{ cursor: 'pointer', borderRadius: 4, overflow: 'hidden', border: '2px solid transparent', aspectRatio: '1' }}
         >

craft/src/utils/a11y.test.ts

@@ -0,0 +1,51 @@
+import { describe, test, expect, vi } from 'vitest';
+import { clickableProps } from './a11y';
+
+function makeKeyEvent(key: string) {
+  return {
+    key,
+    preventDefault: vi.fn(),
+  } as unknown as Parameters<ReturnType<typeof clickableProps>['onKeyDown']>[0];
+}
+
+describe('clickableProps', () => {
+  test('sets role=button and tabIndex=0', () => {
+    const props = clickableProps(() => {});
+    expect(props.role).toBe('button');
+    expect(props.tabIndex).toBe(0);
+  });
+
+  test('onClick invokes the callback', () => {
+    const onActivate = vi.fn();
+    const props = clickableProps(onActivate);
+    props.onClick();
+    expect(onActivate).toHaveBeenCalledTimes(1);
+  });
+
+  test('onKeyDown invokes the callback and preventDefaults on Enter', () => {
+    const onActivate = vi.fn();
+    const props = clickableProps(onActivate);
+    const e = makeKeyEvent('Enter');
+    props.onKeyDown(e);
+    expect(onActivate).toHaveBeenCalledTimes(1);
+    expect(e.preventDefault).toHaveBeenCalledTimes(1);
+  });
+
+  test('onKeyDown invokes the callback and preventDefaults on Space', () => {
+    const onActivate = vi.fn();
+    const props = clickableProps(onActivate);
+    const e = makeKeyEvent(' ');
+    props.onKeyDown(e);
+    expect(onActivate).toHaveBeenCalledTimes(1);
+    expect(e.preventDefault).toHaveBeenCalledTimes(1);
+  });
+
+  test('onKeyDown ignores other keys', () => {
+    const onActivate = vi.fn();
+    const props = clickableProps(onActivate);
+    const e = makeKeyEvent('Tab');
+    props.onKeyDown(e);
+    expect(onActivate).not.toHaveBeenCalled();
+    expect(e.preventDefault).not.toHaveBeenCalled();
+  });
+});

craft/src/utils/a11y.ts

@@ -0,0 +1,30 @@
+import type { KeyboardEvent } from 'react';
+
+export interface ClickableProps {
+  role: 'button';
+  tabIndex: number;
+  onClick: () => void;
+  onKeyDown: (e: KeyboardEvent) => void;
+}
+
+/**
+ * Props to spread onto a non-interactive element (typically a `<div>`) that
+ * acts like a button (e.g. a clickable list row or grid tile), so it
+ * becomes keyboard-operable: `role="button"`, a tab stop, and Enter/Space
+ * activation in addition to the existing click behavior.
+ *
+ * Usage: `<div {...clickableProps(() => doThing())}>...</div>`
+ */
+export function clickableProps(onActivate: () => void): ClickableProps {
+  return {
+    role: 'button',
+    tabIndex: 0,
+    onClick: onActivate,
+    onKeyDown: (e: KeyboardEvent) => {
+      if (e.key === 'Enter' || e.key === ' ') {
+        e.preventDefault();
+        onActivate();
+      }
+    },
+  };
+}