@tailwind base;
@tailwind components;
@tailwind utilities;

body {
	font-family: 'Inter', sans-serif;
}

/* Custom utilities if needed, but prefer Tailwind classes */
.glass-panel {
  background: rgba(255, 255, 255, 0.7);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid rgba(255, 255, 255, 0.3);
  box-shadow: 0 4px 30px rgba(0, 0, 0, 0.1);
}

.dark .glass-panel {
  background: rgba(15, 23, 42, 0.6);
  border: 1px solid rgba(255, 255, 255, 0.1);
  box-shadow: 0 4px 30px rgba(0, 0, 0, 0.5);
}

/* ADHD-Friendly Features */

/* Bionic Reading Support */
.bionic-text {
  font-feature-settings: 'kern' 1;
  letter-spacing: 0.01em;
  word-spacing: 0.05em;
}

/* TTS Karaoke Highlight */
.tts-highlight {
  background: linear-gradient(120deg, rgba(14, 165, 233, 0.2) 0%, rgba(139, 92, 246, 0.2) 100%);
  padding: 2px 4px;
  border-radius: 4px;
  transition: all 150ms ease;
}

/* Progressive Disclosure Animations */
@keyframes layer-expand {
  from {
    opacity: 0;
    transform: translateY(-10px) scale(0.98);
  }
  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

.layer-content {
  animation: layer-expand 0.3s ease-out forwards;
}

/* Focus Indicators for Accessibility */
button:focus-visible,
a:focus-visible {
  outline: 2px solid #0ea5e9;
  outline-offset: 2px;
}

/* Reduce motion for users who prefer it */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

/* Custom scrollbar for the sidebar */
.custom-scrollbar {
  scrollbar-width: thin;
  scrollbar-color: rgba(156, 163, 175, 0.3) transparent;
}

.custom-scrollbar::-webkit-scrollbar {
  width: 6px;
}

.custom-scrollbar::-webkit-scrollbar-track {
  background: transparent;
}

.custom-scrollbar::-webkit-scrollbar-thumb {
  background-color: rgba(156, 163, 175, 0.3);
  border-radius: 3px;
}

.custom-scrollbar::-webkit-scrollbar-thumb:hover {
  background-color: rgba(156, 163, 175, 0.5);
}

/* Source anchor highlight */
.source-anchor-highlight {
  background: linear-gradient(
    to bottom,
    transparent 60%,
    rgba(14, 165, 233, 0.3) 60%
  );
}

/* Interactive chart hover effects */
.chart-interactive:hover {
  filter: drop-shadow(0 4px 6px rgba(0, 0, 0, 0.1));
}

/* Reading progress gradient */
.reading-progress-bar {
  background: linear-gradient(
    90deg,
    #0ea5e9 0%,
    #8b5cf6 50%,
    #ec4899 100%
  );
}

/* Mini-map active indicator pulse */
@keyframes minimap-pulse {
  0%, 100% {
    box-shadow: 0 0 0 0 rgba(14, 165, 233, 0.4);
  }
  50% {
    box-shadow: 0 0 0 4px rgba(14, 165, 233, 0);
  }
}

.minimap-active {
  animation: minimap-pulse 2s ease-in-out infinite;
}