<script>
  const waitForButtons = setInterval(() => {
    const sbpButton = document.querySelector('.form__button_sbp');
    const cardButton = document.querySelector('.form__button_card');
    const emailInput = document.querySelector('input[name="email"]');

    if (sbpButton && cardButton && emailInput) {
      function isValidEmail(email) {
        return /^[^\s@]+@[^\s@]+\.[^\s@]+$/.test(email.trim());
      }

      sbpButton.addEventListener('click', function () {
        const email = emailInput.value.trim();
        if (email && isValidEmail(email)) {
          ym(XXXXXXXX, 'reachGoal', 'sbp_click');
        }
      });

      cardButton.addEventListener('click', function () {
        const email = emailInput.value.trim();
        if (email && isValidEmail(email)) {
          ym(XXXXXXXX, 'reachGoal', 'card_click');
        }
      });

      clearInterval(waitForButtons);
    }
  }, 300);
</script>