  els.submitBtn.disabled = !running;
        els.skipBtn.disabled = !running;
      }

      function resetUIStats() {
        els.stats.correct.textContent = '0';
        els.stats.attempts.textContent = '0';
        els.stats.acc.textContent = '0%';
        els.stats.speed.textContent = '0/min';
        els.stats.streak.textContent = '0';
        els.stats.best.textContent = '0';
        els.stats.skips.textContent = '0';
      }

      function updateStatsUI() {
        els.stats.correct.textContent = St