.is-hidden { display:none !important; }
.row { display:flex; gap:8px; align-items:center; }
.gap-8 { gap:8px; } .gap-12 { gap:12px; } .gap-16 { gap:16px; }
.mt-8 { margin-top:8px; } .mt-16 { margin-top:16px; }

.rs-tabs { display: flex; align-items: center; gap: .5rem; }
.rs-tabs-right { margin-left: auto; display: flex; align-items: center; gap: .5rem; }

.replica-toggle { display: inline-flex; align-items: center; position: relative; }
.replica-toggle .toggle-menu {
  position: absolute; right: 0; top: 100%;
  background: rgba(20,20,20,.92);
  border: 1px solid #444; border-radius: .4rem;
  padding: .35rem; margin-top: .25rem; z-index: 1000;
  box-shadow: 0 4px 14px rgba(0,0,0,.35);
}
.replica-toggle .toggle-menu.hidden { display: none; }
.btn.btn-xxs { font-size: .72rem; padding: .2rem .35rem; margin: .15rem; line-height: 1; }
.btn.active { outline: 2px solid #09f; }