/* Full-width cards and flexible newsletter controls for narrow course-page viewports. */
@media (max-width: 991px) {
  .course-ui-refresh.course-ui-refresh .course-mobile-sidebar > :not(.course-mobile-primary) {
    flex: 0 0 100% !important;
    width: 100% !important;
    min-width: 0;
    box-sizing: border-box;
  }

  .course-ui-refresh.course-ui-refresh .course-mobile-sidebar > :not(.course-mobile-primary) .course-right-side-section__mask { display: none; }

  .theme-footer-1__newsletter .newsletter-form {
    width: 100%;
    min-width: 0;
    box-sizing: border-box;
  }

  .theme-footer-1__newsletter .newsletter-form .form-group,
  .theme-footer-1__newsletter .newsletter-form .form-group > .d-flex { min-width: 0; }
  .theme-footer-1__newsletter .newsletter-form .form-group { flex: 1 1 auto; }
  .theme-footer-1__newsletter .newsletter-form input { min-width: 0; width: 100%; }
  .theme-footer-1__newsletter .newsletter-form label.sr-only {
    position: absolute !important;
    width: 1px !important;
    height: 1px !important;
    padding: 0 !important;
    margin: -1px !important;
    overflow: hidden !important;
    clip: rect(0, 0, 0, 0) !important;
    white-space: nowrap !important;
    border: 0 !important;
  }

  .theme-footer-1__newsletter .newsletter-form .js-submit-newsletter-btn { flex: 0 0 auto; }
}

@media (max-width: 399px) {
  .theme-footer-1__newsletter .newsletter-form {
    flex-direction: column;
    align-items: stretch !important;
    gap: 10px;
  }

  .theme-footer-1__newsletter .newsletter-form .js-submit-newsletter-btn { width: 100%; }
}