/* Loading Sources Overlay */
.loading-sources-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.95);
  backdrop-filter: blur(10px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 10000;
  animation: fadeIn 0.3s ease;
}

@keyframes fadeIn {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

.loading-sources-card {
  background: linear-gradient(145deg, rgba(26, 26, 26, 0.98), rgba(18, 18, 18, 0.98));
  border-radius: 20px;
  padding: 3rem 2.5rem;
  max-width: 500px;
  width: 90%;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.8);
  border: 1px solid rgba(255, 255, 255, 0.1);
  animation: slideUp 0.4s ease;
}

@keyframes slideUp {
  from {
    transform: translateY(30px);
    opacity: 0;
  }
  to {
    transform: translateY(0);
    opacity: 1;
  }
}

.loading-sources-title {
  font-size: 2rem;
  font-weight: bold;
  background: linear-gradient(135deg, #667eea 0%, #764ba2 50%, #f093fb 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  text-align: center;
  margin: 0 0 0.5rem 0;
  letter-spacing: -0.5px;
}

.loading-sources-subtitle {
  color: #888;
  text-align: center;
  font-size: 0.9rem;
  margin: 0 0 2rem 0;
  font-weight: 500;
}

.loading-progress-container {
  margin-bottom: 2rem;
}

.loading-progress-bar {
  width: 100%;
  height: 12px;
  background: rgba(255, 255, 255, 0.05);
  border-radius: 10px;
  overflow: hidden;
  position: relative;
  box-shadow: inset 0 2px 8px rgba(0, 0, 0, 0.3);
}

.loading-progress-fill {
  height: 100%;
  width: 0%;
  background: linear-gradient(90deg, 
    #667eea 0%, 
    #764ba2 25%, 
    #f093fb 50%, 
    #764ba2 75%, 
    #667eea 100%);
  background-size: 200% 100%;
  border-radius: 10px;
  transition: width 0.3s ease;
  animation: shimmer 2s linear infinite;
  box-shadow: 
    0 0 15px rgba(102, 126, 234, 0.6),
    0 0 30px rgba(118, 75, 162, 0.4),
    0 0 45px rgba(240, 147, 251, 0.3);
  position: relative;
}

/* Glowing effect on the progress bar */
.loading-progress-fill::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(90deg,
    transparent,
    rgba(255, 255, 255, 0.3),
    transparent);
  animation: shine 1.5s ease-in-out infinite;
}

@keyframes shimmer {
  0% {
    background-position: 200% 0;
  }
  100% {
    background-position: -200% 0;
  }
}

@keyframes shine {
  0% {
    transform: translateX(-100%);
  }
  100% {
    transform: translateX(100%);
  }
}

.loading-progress-text {
  text-align: center;
  margin-top: 0.75rem;
}

#loadingProgressPercent {
  font-size: 1.5rem;
  font-weight: bold;
  background: linear-gradient(135deg, #667eea 0%, #764ba2 50%, #f093fb 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  font-variant-numeric: tabular-nums;
}

.loading-current-activity {
  background: rgba(255, 255, 255, 0.03);
  border-radius: 12px;
  padding: 1.5rem;
  border: 1px solid rgba(255, 255, 255, 0.05);
}

.loading-folder-name {
  font-size: 1.1rem;
  color: #fff;
  font-weight: 600;
  margin-bottom: 0.5rem;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
  0%, 100% {
    opacity: 1;
  }
  50% {
    opacity: 0.7;
  }
}

.loading-stats {
  font-size: 0.9rem;
  color: #888;
  font-weight: 500;
}

/* Mobile responsive */
@media (max-width: 600px) {
  .loading-sources-card {
    padding: 2rem 1.5rem;
    width: 95%;
  }
  
  .loading-sources-title {
    font-size: 1.5rem;
  }
  
  .loading-sources-subtitle {
    font-size: 0.85rem;
  }
  
  .loading-folder-name {
    font-size: 1rem;
  }
  
  #loadingProgressPercent {
    font-size: 1.25rem;
  }
}

/* Dark mode adjustments (already looks good but can enhance) */
@media (prefers-color-scheme: dark) {
  .loading-sources-overlay {
    background: rgba(0, 0, 0, 0.97);
  }
}