/*
    .subnav
    Sticky anchor navigation bar. Dark primary background with
    underline-style active indicator. Specific to pages that need
    an in-page section nav below the site header.
*/
    .subnav-bg { background: var(--primary-900); border-bottom: 2px solid var(--primary-600);}
    .subnav {
      position: sticky;
      top: var(--header-height, 0px); /* was: top: 0 */
      z-index: 1019; /* one below header's z-index: 1030 */
}
    .subnav .nav-link { color: rgba(255,255,255,.7); font-size: .78rem; font-weight: 600; letter-spacing: .06em; text-transform: uppercase; padding: .85rem 1.25rem; border-bottom: 3px solid transparent; margin-bottom: -2px; transition: color .15s, border-color .15s; }
    .subnav .nav-link:hover,
    .subnav .nav-link.active { color: #fff; border-bottom-color: var(--primary-300); }