body {
  background: linear-gradient(135deg, #1e3a8a, #3b82f6, #93c5fd);
  min-height: 100vh;
  color: white;
}
.glass-panel {
  background: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid rgba(255, 255, 255, 0.2);
  box-shadow: 0 4px 30px rgba(0, 0, 0, 0.1);
}
.loading-spinner {
  border: 4px solid rgba(255, 255, 255, 0.3);
  border-radius: 50%;
  border-top: 4px solid white;
  width: 40px;
  height: 40px;
  animation: spin 1s linear infinite;
}
@keyframes spin {
  0% {
    transform: rotate(0deg);
  }
  100% {
    transform: rotate(360deg);
  }
}
/* Custom scrollbar */
.forecast-scroll::-webkit-scrollbar,
.favorites-scroll::-webkit-scrollbar {
  width: 6px;
}
.forecast-scroll::-webkit-scrollbar-track,
.favorites-scroll::-webkit-scrollbar-track {
  background: rgba(255, 255, 255, 0.1);
  border-radius: 10px;
}
.forecast-scroll::-webkit-scrollbar-thumb,
.favorites-scroll::-webkit-scrollbar-thumb {
  background: rgba(255, 255, 255, 0.3);
  border-radius: 10px;
}

.fade-in {
  animation: fadeIn 0.5s ease-in;
}

@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Tooltip styles */
.tooltip-trigger:hover .tooltip-content {
  display: block;
}
.tooltip-content {
  display: none;
  position: absolute;
  background: rgba(0, 0, 0, 0.75);
  color: white;
  padding: 5px 10px;
  border-radius: 5px;
  font-size: 12px;
  white-space: nowrap;
  z-index: 10;
}