html,
body {
  margin: 0;
  padding: 0;
  background: #060e1a;
}
#app-loading {
  position: fixed;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, #060e1a 0%, #0a1e3d 60%, #060e1a 100%);
  z-index: 9999;
}
#app-loading .rw {
  position: relative;
  width: 72px;
  height: 72px;
  margin-bottom: 18px;
}
#app-loading .ro {
  position: absolute;
  inset: 0;
  border-radius: 50%;
  border: 3px solid rgba(6, 182, 212, 0.15);
  border-top-color: #06b6d4;
  animation: bs 0.9s linear infinite;
}
#app-loading .ri {
  position: absolute;
  inset: 10px;
  border-radius: 50%;
  border: 2px solid rgba(59, 130, 246, 0.15);
  border-bottom-color: #3b82f6;
  animation: bs 1.3s linear infinite reverse;
}
#app-loading .br {
  color: #06b6d4;
  font-family: "Cairo", Arial, sans-serif;
  font-size: 1.5rem;
  font-weight: 700;
  margin: 0 0 4px;
  letter-spacing: 0.05em;
}
#app-loading .ht {
  color: #64748b;
  font-family: "Cairo", Arial, sans-serif;
  font-size: 0.85rem;
  margin: 0;
  animation: bp 1.6s ease-in-out infinite;
}
@keyframes bs {
  to {
    transform: rotate(360deg);
  }
}
@keyframes bp {
  0%,
  100% {
    opacity: 0.4;
  }
  50% {
    opacity: 1;
  }
}