/* Small-screen staff shell. Public marketing and /app keep their own layouts. */
.app-shell .topbar__spacer { min-width:0; }
.app-shell .topbar [aria-pressed="true"] { background:var(--accent-soft); color:var(--accent-ink); border-color:var(--accent); }
.app-shell .main { min-height:100dvh; }
.app-shell .main>main { flex:1; min-width:0; }
.admin-shell-footer { padding:16px 22px; border-top:1px solid var(--border); color:var(--ink-dim); font-size:.85rem; }
.admin-content-frame { background:var(--bg); }
@media(max-width:600px) {
  .app-shell .topbar { padding:0 12px; gap:8px; }
  .app-shell .topbar__user { gap:8px; }
  .app-shell .topbar__user .nowrap { display:none; }
  .app-shell .topbar .icon-btn { min-width:44px; min-height:44px; }
}