:root{--ink:#1d2433;--navy:#16294d;--gold:#8a6d3b;--paper:#fbfaf7;--paper-2:#f6f4ee;--paper-3:#f2efe6;--line:#e0ddd3;--line-2:#d6d1c4;--mute:#6e6a5b;--mute-2:#7d7868;--green:#1e7d3f;--red:#b02a2a;--amber:#7a5509;--sans:"Noto Sans KR", "Apple SD Gothic Neo", system-ui, sans-serif;--serif:"Noto Serif KR", serif;--mono:"IBM Plex Mono", ui-monospace, monospace;font-family:var(--sans);color:var(--ink);background:var(--paper);line-height:1.6}*{box-sizing:border-box}body{margin:0}button{font-family:var(--sans);cursor:pointer}button:disabled{opacity:.45;cursor:not-allowed}a{color:var(--navy)}a:hover{color:var(--gold)}.app{grid-template-columns:250px 1fr;min-height:100vh;display:grid}@media (width<=860px){.app{grid-template-columns:1fr}}.sidebar{border-right:1px solid var(--line);background:var(--paper-2);flex-direction:column;height:100vh;padding:22px 0;display:flex;position:sticky;top:0}.brand{flex-wrap:wrap;align-items:baseline;gap:2px 10px;padding:0 22px 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