/* Google-style Linear Progress Bar */
.route-loading-bar {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 4px; /* Slightly thicker */
  background-color: rgba(255, 255, 255, 0.3);
  z-index: 10000; /* Extremely high */
  overflow: hidden;
}

.bar-progress {
  width: 100%;
  height: 100%;
  background: var(--primary-color);
  background-size: 200% 100%;
  animation: google-loading 1.5s infinite linear;
  box-shadow: 0 0 10px var(--primary-color);
}

@keyframes google-loading {
  0% { transform: translateX(-100%); }
  50% { transform: translateX(0%); }
  100% { transform: translateX(100%); }
}