diff --git a/src/renderer/components/modals/ConfirmDialog.tsx b/src/renderer/components/modals/ConfirmDialog.tsx
new file mode 100644
index 0000000..f082d5f
--- /dev/null
+++ b/src/renderer/components/modals/ConfirmDialog.tsx
@@ -0,0 +1,36 @@
+import { Dialog, DialogContent, DialogDescription, DialogFooter, DialogHeader, DialogTitle } from '@/components/ui/dialog';
+import { Button } from '@/components/ui/button';
+import { useAppStore, type ConfirmProps } from '@/stores/app-store';
+
+export function ConfirmDialog(props: ConfirmProps) {
+  const closeModal = useAppStore((s) => s.closeModal);
+  const { title, body, confirmLabel = 'Confirm', cancelLabel = 'Cancel', destructive, onConfirm, onCancel } = props;
+
+  const handleConfirm = async () => {
+    await onConfirm();
+    closeModal();
+  };
+  const handleCancel = () => {
+    onCancel?.();
+    closeModal();
+  };
+
+  return (
+    <Dialog open onOpenChange={(o) => !o && handleCancel()}>
+      <DialogContent aria-describedby="confirm-body">
+        <DialogHeader>
+          <DialogTitle>{title}</DialogTitle>
+          <DialogDescription id="confirm-body">{body}</DialogDescription>
+        </DialogHeader>
+        <DialogFooter>
+          <Button variant="ghost" onClick={handleCancel}>
+            {cancelLabel}
+          </Button>
+          <Button variant={destructive ? 'destructive' : 'default'} onClick={handleConfirm}>
+            {confirmLabel}
+          </Button>
+        </DialogFooter>
+      </DialogContent>
+    </Dialog>
+  );
+}
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diff --git a/tests/component/modals/ConfirmDialog.test.tsx b/tests/component/modals/ConfirmDialog.test.tsx
new file mode 100644
index 0000000..89790ac
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+++ b/tests/component/modals/ConfirmDialog.test.tsx
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+import { describe, it, expect, vi, beforeEach } from 'vitest';
+import { render, screen } from '@testing-library/react';
+import userEvent from '@testing-library/user-event';
+import { ConfirmDialog } from '@/components/modals/ConfirmDialog';
+import { useAppStore } from '@/stores/app-store';
+
+describe('ConfirmDialog', () => {
+  beforeEach(() => {
+    localStorage.clear();
+    useAppStore.setState({ modal: { kind: null } } as any);
+  });
+
+  it('renders title, body, and confirm/cancel labels', () => {
+    render(
+      <ConfirmDialog
+        title="Delete file?"
+        body="This cannot be undone."
+        confirmLabel="Delete"
+        onConfirm={() => {}}
+      />
+    );
+    expect(screen.getByText(/delete file/i)).toBeInTheDocument();
+    expect(screen.getByText(/cannot be undone/i)).toBeInTheDocument();
+    expect(screen.getByRole('button', { name: /^delete$/i })).toBeInTheDocument();
+    expect(screen.getByRole('button', { name: /cancel/i })).toBeInTheDocument();
+  });
+
+  it('calls onConfirm and closes on confirm click', async () => {
+    const onConfirm = vi.fn();
+    render(<ConfirmDialog title="T" body="B" onConfirm={onConfirm} />);
+    await userEvent.click(screen.getByRole('button', { name: /confirm/i }));
+    expect(onConfirm).toHaveBeenCalledTimes(1);
+    expect(useAppStore.getState().modal).toEqual({ kind: null });
+  });
+
+  it('destructive variant uses destructive button class', () => {
+    render(
+      <ConfirmDialog title="T" body="B" destructive onConfirm={() => {}} />
+    );
+    const btn = screen.getByRole('button', { name: /confirm/i });
+    expect(btn.className).toContain('bg-destructive');
+  });
+});
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