.topbar{
  position: sticky;
  top: 0;
  z-index: 20;
  display:flex;
  align-items:center;
  justify-content:space-between;
  padding: calc(10px + var(--safe-top)) var(--space-3) 10px;
  background: rgba(246,247,251,.88);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid rgba(15, 23, 42, .06);
}

.topbar__title{
  font-size: 17px;
  font-weight: 700;
  letter-spacing: .2px;
}

.topbar__iconBtn{
  width: 40px;
  height: 36px;
  border: 1px solid rgba(15,23,42,.08);
  background: rgba(255,255,255,.75);
  border-radius: 999px;
  display:flex;
  align-items:center;
  justify-content:center;
  box-shadow: 0 6px 18px rgba(15,23,42,.08);
  cursor: pointer;
}

.topbar__icon{
  font-size: 16px;
  color: rgba(15,23,42,.75);
  line-height: 1;
}