*{box-sizing:border-box}body{color:#18202a;background:#f4f6f8;margin:0}.app-shell{min-height:100vh}.app-sider{background:#fff;border-right:1px solid #d9dee7}.brand{border-bottom:1px solid #d9dee7;align-items:center;gap:10px;height:64px;padding:0 20px;font-weight:700;display:flex}.app-header{background:#fff;border-bottom:1px solid #d9dee7;justify-content:space-between;align-items:center;padding:0 24px;display:flex}.app-header .ant-typography{margin:0}.app-content{padding:24px}.grid-page{grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:14px;display:grid}.page-stack,.form-stack{width:100%}.actions-row{flex-wrap:wrap;margin-top:16px}.login-page,.centered{justify-content:center;align-items:center;min-height:100vh;padding:24px;display:flex}.login-card{width:min(420px,100%)}@media (width<=760px){.app-shell{display:block}.app-sider{width:100%!important;min-width:0!important;max-width:none!important}.app-header{flex-direction:column;align-items:flex-start;gap:8px;height:auto;padding:16px 20px}.app-content{padding:16px}}