.app-loading {
  font-family: 'Helvetica Neue', Helvetica, Arial, sans-serif;
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  height: 100vh;
}

.loader {
  height: 80px;
  aspect-ratio: 1;
  padding: 10px;
  border-radius: 20px;
  box-sizing: border-box;
  position: relative;
  mask: conic-gradient(#000 0 0) content-box exclude, conic-gradient(#000 0 0);
  filter: blur(12px);
  animation: l4-0 1.2s linear infinite alternate;
}

.loader::before {
  content: '';
  position: absolute;
  inset: 0;
  background: repeating-conic-gradient(#0000 0 5%, #c9622e, #0000 20% 50%);
  animation: l4-1 1s linear infinite;
}

@keyframes l4-0 {
  to {
    border-radius: 50%;
  }
}

@keyframes l4-1 {
  to {
    rotate: 0.5turn;
  }
}