/* A backdrop-filter on the header traps fixed descendants in its short box. */
@media (max-width: 920px) {
  body.menu-open .site-header {
    position: fixed;
    inset: 0 0 auto;
    background: var(--paper);
    backdrop-filter: none;
    -webkit-backdrop-filter: none;
  }
  body.menu-open .nav-row {
    position: relative;
    z-index: 41;
    background: var(--paper);
  }
  body.menu-open .mobile-nav {
    height: 100vh;
    height: 100dvh;
    box-sizing: border-box;
    overscroll-behavior: contain;
    padding-bottom: max(32px, env(safe-area-inset-bottom));
  }
  body.menu-open .mobile-nav > * { flex-shrink: 0; }
  body.menu-open .floating-contact { visibility: hidden; }
}