.app-work { display: flex; gap: 1rem; align-items: flex-start; }
.app-nav { flex: 0 0 11rem; }
.app-main { min-width: 0; flex: 1; }
.btn[hidden] { display: none !important; }
.tab-ctl-bar { flex-wrap: wrap; }
.tab-ctl fieldset { border: 0; margin: 0; padding: 0; min-inline-size: 0; }