Function announce

src/utils/accessibility.ts:5–31

(
  message: string,
  priority: 'polite' | 'assertive' = 'polite'
)

 * SSR-safe: no-op when document is not available.
 */
export function announce(
  message: string,
  priority: 'polite' | 'assertive' = 'polite'
): void {
  // SSR safety check
  if (typeof document === 'undefined') {
    return;
  }

  const announcement = document.createElement('div');
  announcement.setAttribute('role', 'status');
  announcement.setAttribute('aria-live', priority);
  announcement.setAttribute('aria-atomic', 'true');
  announcement.style.position = 'absolute';
  announcement.style.left = '-10000px';
  announcement.style.width = '1px';
  announcement.style.height = '1px';
  announcement.style.overflow = 'hidden';
  announcement.textContent = message;

  document.body.appendChild(announcement);

  // Remove after announcement
  setTimeout(() => {
    document.body.removeChild(announcement);
  }, 1000);
}

/**
 * Format size for screen reader announcement