:root{--fg:#00ff00;--bg:#000000;--topbg:#10b610;--topfg:#ffffff;--winbg:#057205;--failbg:#ce1111;--exitcolor:#56baf5;--help:#fafd56;--scroll:#555555;--text-shadow:-1px -1px 0 rgba(0,0,0,0.5),1px -1px 0 rgba(0,0,0,0.5),-1px 1px 0 rgba(0,0,0,0.5),1px 1px 0 rgba(0,0,0,0.5);--bg-image:url("img/bg.jpg");--white:#ffffff;--black:#000000;--green-light:#0ef046;--energy-danger:#b61010;--energy-pulse:#ff4040;--win-bg-dark:#0a750a;--win-bg-light:#0e960e;--flash-white:#fff;--flash-yellow:#ffe066;--flash-orange:#ff9f1a;--flash-red:#ff3b30;--debug-wall:#6b7280;--debug-chasm:#ff0000;--debug-forest:#05946e;--debug-machine:#0a8665;--debug-switch:#437fda;--debug-house:#f59e0b;--debug-ghost:#00ffff}.overlay-active .sep,.overlay-active .input,.overlay-active .body{display:none!important}.start-overlay{position:fixed;inset:0;display:flex;align-items:center;justify-content:center;z-index:9999}.start-bg{position:absolute;inset:0;background:center/cover no-repeat 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