:root{--bg:#f4f5f7;--panel:#fff;--text:#17191f;--muted:#707582;--line:#e4e7ec;--accent:#2458e6;--danger:#b42318;--success:#067647;--shadow:0 12px 40px rgba(17,24,39,.08)}*{box-sizing:border-box}html,body{margin:0;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;color:var(--text);background:var(--bg)}a{color:inherit}.app-shell{display:grid;grid-template-columns:220px 1fr;min-height:100vh}.sidebar{background:#17191f;color:#fff;padding:22px 16px;display:flex;flex-direction:column;position:sticky;top:0;height:100vh}.logo-row{display:flex;gap:12px;align-items:center;padding:0 6px 24px}.logo-row div:last-child{display:flex;flex-direction:column}.logo-row 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