/* Minimal, accessible HTML5 menu styles replacing UDM4 */
.site-nav { background: #f8f8ff; border: 1px solid #c8c8e0; border-radius: 4px; padding: 0.25rem 0.5rem; }
.site-nav .menu, .site-nav .submenu { list-style: none; margin: 0; padding: 0; }
.site-nav .menu { display: flex; flex-wrap: wrap; gap: 0.25rem 0.75rem; }
.site-nav .menu-item { position: relative; }
.site-nav a { display: block; padding: 0.4rem 0.6rem; color: #336699; text-decoration: none; border-radius: 3px; }
.site-nav a:hover, .site-nav a:focus { background: #e7e7f7; outline: none; }

/* Dropdowns on hover for wider screens */
@media (hover: hover) {
  .site-nav .has-children > .submenu { display: none; position: absolute; top: 100%; left: 0; min-width: 220px; background: #fff; border: 1px solid #c8c8e0; border-radius: 4px; padding: 0.25rem 0; z-index: 1000; }
  .site-nav .has-children:hover > .submenu, .site-nav .has-children:focus-within > .submenu { display: block; }
  .site-nav .submenu .menu-item { white-space: nowrap; }
}

/* Nested submenu styling */
.site-nav .submenu { margin-left: 0; }
.site-nav .submenu .submenu { left: 100%; top: 0; }

/* Basic responsive stacking */
@media (max-width: 700px) {
  .site-nav .menu { flex-direction: column; }
}