/* Material overlay occupies only the navigation strip and never receives input. */
.nav-foam-surface{position:fixed;z-index:32;pointer-events:none!important;user-select:none;contain:strict;display:block}

.nav-foam-contact{position:fixed;z-index:0;pointer-events:none!important;user-select:none;contain:strict;display:block;mix-blend-mode:multiply}

.nav-foam-rear{position:fixed;z-index:0;pointer-events:none!important;user-select:none;contain:strict;display:block}

.site-header nav{position:relative;z-index:1}