/* Shared mobile navigation layer: keeps the open panel above every page section. */
@media (max-width: 900px) {
  .site-nav,
  .site-header {
    z-index: 10000;
  }

  .site-nav .nav-inner,
  .site-header .nav-shell {
    position: relative;
    z-index: 10001;
  }

  .site-nav .brand,
  .site-nav .menu-toggle,
  .site-header .brand,
  .site-header .menu-toggle {
    position: relative;
    z-index: 10002;
  }

  .site-nav .nav-links,
  .site-header .nav-shell nav {
    position: fixed;
    inset: 0;
    width: 100%;
    height: 100dvh;
    min-height: 100vh;
    margin: 0;
    padding: 110px 28px 40px;
    overflow-y: auto;
    isolation: isolate;
    background-color: var(--canvas, #d6ebf3);
    background-image: none;
    opacity: 0;
    visibility: hidden;
    transform: none;
    z-index: 9999;
    transition: opacity .35s var(--ease, cubic-bezier(.22, 1, .36, 1)), visibility .35s var(--ease, cubic-bezier(.22, 1, .36, 1));
  }

  .site-nav .nav-links.open,
  .site-nav .nav-links.is-open,
  .site-header .nav-shell nav.open,
  .site-header .nav-shell nav.is-open {
    display: flex;
    opacity: 1;
    visibility: visible;
    transform: none;
  }

  .site-nav .nav-links a,
  .site-header .nav-shell nav a {
    position: relative;
    z-index: 2;
  }
}

@media (max-width: 680px) {
  .site-nav .nav-links,
  .site-header .nav-shell nav {
    padding: 92px 20px 32px;
  }
}