:root{--bg:#f4f7fb;--panel:#fff;--panel-soft:#f8fafd;--text:#202936;--muted:#697586;--line:#dfe5ef;--line-soft:#edf1f7;--blue:#4680ff;--blue-strong:#2f66df;--blue-soft:#edf4ff;--green:#15845f;--green-soft:#e7f7ef;--amber:#ad7300;--amber-soft:#fff4d6;--red:#c24136;--red-soft:#fff0ed;--shadow:0 1px 2px #2029360a, 0 10px 24px #2029360f;--shadow-soft:0 1px 2px #2029360d}*{box-sizing:border-box}html,body{min-height:100%}body{background:var(--bg);color:var(--text);letter-spacing:0;margin:0;font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,Arial,Helvetica,sans-serif}button,input,select,textarea{font:inherit}button{cursor:pointer;transition:background .16s,border-color .16s,box-shadow .16s,color .16s,transform .16s}button:disabled{cursor:not-allowed;opacity:.52}.app{background:var(--bg);grid-template-columns:280px minmax(0,1fr);min-height:100vh;display:grid}.sidebar{background:var(--panel);height:100vh;color:var(--text);border-right:1px solid 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