.app-shell{background:#1a1d21;flex-direction:column;height:100vh;display:flex;overflow:hidden}.app-header{background:#1f2328;border-bottom:1px solid #2d3138;flex-shrink:0;align-items:center;gap:4px;height:52px;padding:0 24px;display:flex}.app-nav{background:#1f2328;border-bottom:1px solid #2d3138;flex-shrink:0;padding:0 16px}.app-content{background:#1a1d21;flex:1;padding:28px 32px;overflow-y:auto}.app-loading{color:#e3e6ea;background:#1a1d21;justify-content:center;align-items:center;gap:12px;height:100vh;font-family:Segoe UI,system-ui,sans-serif;font-size:15px;display:flex}*,:before,:after{box-sizing:border-box}html,body,#root{-webkit-font-smoothing:antialiased;width:100%;height:100%;margin:0;padding:0;font-family:Segoe UI,system-ui,sans-serif}body{color:#e3e6ea;background:#1a1d21}#root{flex-direction:column;display:flex}