/* Global wait overlay — spinning intec logo, page locked */
#fkm-loading-overlay {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 10000;
  background: rgba(15, 23, 42, 0.55);
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 1rem;
  backdrop-filter: blur(2px);
}
#fkm-loading-overlay.fkm-overlay-visible {
  display: flex;
}
body.fkm-loading-visible .app-content,
body.fkm-loading-visible .app-sidebar,
body.fkm-loading-visible .app-topbar,
body.fkm-loading-visible .mp,
body.fkm-loading-visible .login-shell {
  pointer-events: none;
  user-select: none;
}
body.fkm-loading-visible .app-content,
body.fkm-loading-visible .mp {
  opacity: 0.72;
}

#fkm-loading-overlay .fkm-loading-logo-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.75rem 1rem;
  margin: 0;
  border: 0;
  border-radius: 16px;
  background: transparent;
  cursor: pointer;
  line-height: 0;
  box-shadow: 0 0 0 3px rgba(255, 255, 255, 0.28);
  pointer-events: auto;
  z-index: 10001;
}
#fkm-loading-overlay .fkm-loading-logo-btn:hover {
  box-shadow: 0 0 0 3px rgba(255, 255, 255, 0.65);
}
#fkm-loading-overlay .fkm-loading-logo-btn:focus-visible {
  outline: 2px solid #fff;
  outline-offset: 4px;
}
#fkm-loading-overlay .fkm-loading-logo {
  width: 120px;
  height: auto;
  max-height: 72px;
  object-fit: contain;
  animation: fkm-wait-spin 1.15s linear infinite;
  filter: drop-shadow(0 4px 14px rgba(0, 0, 0, 0.35));
  pointer-events: none;
  user-select: none;
}
@keyframes fkm-wait-spin {
  to { transform: rotate(360deg); }
}