.topbar{position:sticky;top:0;display:grid!important;grid-template-columns:auto minmax(0,1fr) auto;align-items:center;gap:18px;min-height:72px}.app-nav{display:flex;align-items:center;gap:6px;min-width:0;overflow-x:auto;scrollbar-width:none}.app-nav::-webkit-scrollbar{display:none}.app-nav a{color:var(--muted);padding:8px 10px;border-radius:8px;white-space:nowrap;font-weight:750;font-size:14px}.app-nav a:hover{color:var(--text);background:rgba(255,255,255,.07);text-decoration:none}.app-shell{display:block!important;min-height:calc(100vh - 72px)!important}.app-shell>.sidebar{display:none!important}.app-shell>.main{max-width:1360px!important;margin:0 auto!important;display:block!important}.guest-shell{display:grid!important;grid-template-columns:minmax(0,1fr)!important}.guest-shell>.main{max-width:760px!important;justify-self:center!important;align-self:center!important}@media(max-width:900px){.topbar{grid-template-columns:1fr}.app-nav{order:3;width:100%}.user-chip{display:block!important}}