/* P010: use the existing approved Mega Menu style, without redundant main-category headings. */
.site-nav .nav-dropdown.p408-mega .p408-mega-content > .p408-mega-links:first-child{margin-top:0!important;}
.site-nav .nav-dropdown.p408-mega .p424-about-columns:first-child{padding-top:0!important;}
/* Category subheadings (e.g. รู้จักโรงเรียน / โครงสร้างและชุมชน) remain visible. */