feat(documents): focus-visible ring on timeline bar buttons (#385)
Bar buttons rendered with bg-transparent + p-0 fell back to the default browser outline, which is invisible against bg-surface for keyboard users. Adds the project-standard focus ring (ring-2/brand-navy/offset-2) so the focused bar reads as focused. Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>
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@@ -59,7 +59,7 @@ function barHeight(count: number): number {
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onpointerdown={(e) => onbarpointerdown(e, i)}
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onpointerenter={() => onbarpointerenter(i)}
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onclick={() => onbarclick(i)}
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class="bar group flex h-full min-w-px flex-1 cursor-pointer items-end justify-center bg-transparent p-0 transition-colors"
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class="bar group flex h-full min-w-px flex-1 cursor-pointer items-end justify-center bg-transparent p-0 transition-colors focus-visible:ring-2 focus-visible:ring-brand-navy focus-visible:ring-offset-2 focus-visible:outline-none"
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class:selected={isSelected(bucket.month)}
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class:in-drag-preview={isInDragPreview(i)}
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>
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@@ -324,6 +324,14 @@ describe('TimelineDensityFilter — touch targets', () => {
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expect(clearBtn.classList.contains('w-11')).toBe(true);
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expect(clearBtn.className).not.toMatch(/(?:^|\s)h-6(?:$|\s)/);
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});
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it('bar buttons render a focus-visible ring so keyboard users can see focus', async () => {
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render(TimelineDensityFilter, makeProps());
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const bar = document.querySelector('[data-testid="timeline-bar"]') as HTMLElement;
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expect(bar.className).toMatch(/focus-visible:ring-2/);
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expect(bar.className).toMatch(/focus-visible:ring-brand-navy/);
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expect(bar.className).toMatch(/focus-visible:ring-offset-2/);
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});
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});
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describe('TimelineDensityFilter — accessibility', () => {
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