/* Keep nav fixed at very top; content starts below. */
html, body { margin-top:0 !important; padding-top:0 !important; background:#0a0f1f; }
#bgParticles, #stars { position:fixed !important; inset:0 !important; pointer-events:none !important; z-index:0 !important; }
nav.navbar, nav.nav, header nav, nav { position:fixed !important; top:0 !important; left:0 !important; right:0 !important; z-index:1000 !important; margin-top:0 !important; }
header.hero, .hero, .content, .wrapper, .container, main, .main { margin-top:0 !important; }