/* Zaključane kartice: providni sloj preko kartice + katanac u ćošku.
   Koristi se u Biblioteci (knjige/index.html) i kod igara u grupama. */
.zakljucano { position: relative; overflow: hidden; cursor: not-allowed; user-select: none; }
.zakljucano:hover { transform: none !important; }
.zakljucano::after {
  content: ""; position: absolute; inset: 0; z-index: 1; border-radius: inherit;
  background: linear-gradient(135deg, rgba(13, 27, 61, 0.38), rgba(13, 27, 61, 0.55));
  backdrop-filter: blur(1.5px); -webkit-backdrop-filter: blur(1.5px);
}
.zakljucano-katanac {
  position: absolute; top: 10px; right: 10px; z-index: 2;
  width: 56px; height: 56px; filter: drop-shadow(0 3px 6px rgba(0, 0, 0, 0.45));
}
@media (max-width: 480px) { .zakljucano-katanac { width: 46px; height: 46px; } }
.kn-zakljucano-obavestenje { margin: 0 0 18px; padding: 12px 16px; border-radius: var(--radijus); background: var(--boja-brend-navy); color: var(--boja-brend-zlatna); font-weight: 700; }