:root{--ink:#171519;--ink-soft:#262229;--paper:#f7f5f8;--surface:#fff;--muted:#746f78;--line:#dcd7de;--purple:#552583;--purple-dark:#35144f;--gold:#fdb927;--danger:#a62f28}*{box-sizing:border-box;padding:0;margin:0}body,html{min-height:100%}body{color:var(--ink);background:var(--paper);font-family:Arial,Helvetica,sans-serif}button,textarea{font:inherit}button{cursor:pointer}a,button{-webkit-tap-highlight-color:transparent}.app-shell{min-height:100dvh;display:grid;grid-template-columns:244px minmax(0,1fr);background:var(--paper)}.sidebar{position:relative;z-index:20;height:100dvh;padding:24px 18px 18px;display:flex;flex-direction:column;color:#fff;background:#29133d;border-right:3px solid var(--gold);overflow:hidden}.brand-row{min-height:42px;display:flex;align-items:center;gap:11px}.brand-mark{width:38px;height:38px;flex:0 0 38px;display:grid;place-items:center;color:var(--ink);background:var(--gold);border-radius:50%}.brand-row 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