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

body {
  font-family: Arial, Helvetica, sans-serif;
}

@layer utilities {
  .text-balance {
    text-wrap: balance;
  }
  
  /* Accessibility improvements */
  .sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
  }
  
  /* Better focus states for keyboard navigation */
  .focus-visible:focus-visible {
    outline: 2px solid hsl(var(--ring));
    outline-offset: 2px;
  }
  
  /* Improved touch targets for mobile/Chromebook */
  .touch-target {
    min-height: 44px;
    min-width: 44px;
  }
  
  /* Better contrast for Chromebook displays */
  @media (prefers-contrast: high) {
    .border-input {
      border-color: hsl(var(--foreground));
    }
  }
  
  /* Chromebook and touch device optimizations */
  @media (pointer: coarse) {
    .touch-target {
      min-height: 48px;
      min-width: 48px;
    }
    
    /* Larger touch targets for interactive elements */
    button, input, textarea, [role="button"] {
      min-height: 44px;
    }
  }
  
  /* Better focus indicators for keyboard navigation */
  .focus-visible:focus-visible {
    outline: 2px solid hsl(var(--ring));
    outline-offset: 2px;
    box-shadow: 0 0 0 2px hsl(var(--ring) / 0.2);
  }
  
  /* Improved scrolling for touch devices */
  .overflow-y-auto {
    -webkit-overflow-scrolling: touch;
    scroll-behavior: smooth;
  }
  
  /* Enhanced contrast for better visibility */
  .text-muted-foreground {
    color: hsl(var(--muted-foreground) / 0.8);
  }
  
  /* Better button contrast */
  button:not(:disabled):hover {
    filter: brightness(1.05);
  }
  
  /* Improved focus visibility */
  input:focus, textarea:focus, button:focus {
    outline: 2px solid hsl(var(--ring));
    outline-offset: 2px;
  }
  
  /* Better message bubble contrast */
  .bg-primary {
    background-color: hsl(var(--primary) / 0.9);
  }
  
  .bg-muted {
    background-color: hsl(var(--muted) / 0.8);
  }
}

@layer base {
  :root {
    --background: 0 0% 100%;
    --foreground: 0 0% 3.9%;
    --card: 0 0% 100%;
    --card-foreground: 0 0% 3.9%;
    --popover: 0 0% 100%;
    --popover-foreground: 0 0% 3.9%;
    --primary: 0 0% 9%;
    --primary-foreground: 0 0% 98%;
    --secondary: 0 0% 96.1%;
    --secondary-foreground: 0 0% 9%;
    --muted: 0 0% 96.1%;
    --muted-foreground: 0 0% 45.1%;
    --accent: 0 0% 96.1%;
    --accent-foreground: 0 0% 9%;
    --destructive: 0 84.2% 60.2%;
    --destructive-foreground: 0 0% 98%;
    --border: 0 0% 89.8%;
    --input: 0 0% 89.8%;
    --ring: 0 0% 3.9%;
    --chart-1: 12 76% 61%;
    --chart-2: 173 58% 39%;
    --chart-3: 197 37% 24%;
    --chart-4: 43 74% 66%;
    --chart-5: 27 87% 67%;
    --radius: 0.5rem;
  }
  .dark {
    --background: 0 0% 3.9%;
    --foreground: 0 0% 98%;
    --card: 0 0% 3.9%;
    --card-foreground: 0 0% 98%;
    --popover: 0 0% 3.9%;
    --popover-foreground: 0 0% 98%;
    --primary: 0 0% 98%;
    --primary-foreground: 0 0% 9%;
    --secondary: 0 0% 14.9%;
    --secondary-foreground: 0 0% 98%;
    --muted: 0 0% 14.9%;
    --muted-foreground: 0 0% 63.9%;
    --accent: 0 0% 14.9%;
    --accent-foreground: 0 0% 98%;
    --destructive: 0 62.8% 30.6%;
    --destructive-foreground: 0 0% 98%;
    --border: 0 0% 14.9%;
    --input: 0 0% 14.9%;
    --ring: 0 0% 83.1%;
    --chart-1: 220 70% 50%;
    --chart-2: 160 60% 45%;
    --chart-3: 30 80% 55%;
    --chart-4: 280 65% 60%;
    --chart-5: 340 75% 55%;
  }
}

@layer base {
  * {
    @apply border-border;
  }
  body {
    @apply bg-background text-foreground;
  }
}