/* Global decorative layer: black remains uniform and content stays in front. */
body{position:relative;isolation:isolate;min-height:100dvh;}
#binaryRain{position:fixed;inset:0;display:block;width:100%;height:100%;z-index:0;pointer-events:none;opacity:1;filter:none;}
#main-content{position:relative;z-index:1;}
#main-content .hero,
#main-content .content-section,
#main-content .outro,
.site-footer{background:transparent!important;background-image:none!important;}
#heroBinary{display:none!important;}
.matrix-toggle{border:1px solid #244451;background:#000;color:#91b8c9;font:inherit;letter-spacing:.1em;padding:10px 12px;min-height:44px;cursor:pointer;touch-action:manipulation;}
.matrix-toggle:hover{border-color:#60d5f0;color:#c6f3ff;}
.matrix-toggle[hidden]{display:none;}
@media(max-width:650px){.site-footer{flex-wrap:wrap;}.matrix-toggle{font-size:9px;}}