.atom-loading {
  display: flex;
  justify-content: center;
  align-items: center;
  width: 100%;
  height: 100vh;
  background: #090909;
}

.atom {
  position: relative;
  width: 120px;
  height: 120px;
}

.electron {
  position: absolute;
  width: 12px;
  height: 12px;
  background: #00f7ff;
  border-radius: 50%;
  box-shadow: 0 0 10px #00f7ff, 0 0 20px #00f7ff;
}

.orbit {
  position: absolute;
  border: 2px solid rgba(0, 247, 255, 0.3);
  border-radius: 50%;
  animation: rotate 4s linear infinite;
}

.orbit:nth-child(1) {
  width: 80px;
  height: 80px;
  animation-delay: -1s;
}

.orbit:nth-child(2) {
  width: 120px;
  height: 120px;
  animation-delay: -2s;
}

.orbit:nth-child(3) {
  width: 160px;
  height: 160px;
  animation-delay: -3s;
}

.electron:nth-child(4) {
  top: 34px;
  left: 34px;
  animation: pulse 2s ease-in-out infinite;
}

.electron:nth-child(5) {
  top: 54px;
  left: 54px;
  animation: pulse 2.5s ease-in-out infinite;
}

.electron:nth-child(6) {
  top: 74px;
  left: 74px;
  animation: pulse 3s ease-in-out infinite;
}

@keyframes rotate {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}

@keyframes pulse {
  0%, 100% { transform: scale(1); opacity: 1; }
  50% { transform: scale(1.5); opacity: 0.5; }
}