:root{--paper:#e9dfc9;--paper-hi:#f5eddd;--ink:#252a20;--muted:#68705b;--olive:#3f4a35;--olive-2:#59674a;--rust:#a64e32;--rust-dark:#713624;--line:#9a947d;--shadow:7px 7px 0 #252a2033}*{box-sizing:border-box}html,body{background:var(--paper);min-height:100%;color:var(--ink);margin:0;font-family:ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,Liberation Mono,monospace}button,input{font:inherit}button{cursor:pointer}button:focus-visible,input:focus-visible{outline:3px solid var(--rust);outline-offset:3px}.hidden{display:none!important}.study-mark{z-index:20;color:var(--olive);opacity:.68;letter-spacing:.12em;text-transform:uppercase;font-size:10px;position:fixed;top:15px;right:22px}#installer{background:var(--paper);grid-template-columns:230px minmax(0,1fr);min-height:100vh;display:grid}.rail{background:var(--olive);color:var(--paper-hi);flex-direction:column;min-height:100vh;padding:48px 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