src/index.css

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

@layer base {
  html {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Oxygen', 'Ubuntu', 'Cantarell', 'Fira Sans', 'Droid Sans', 'Helvetica Neue', sans-serif;
  }
  
  body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Oxygen', 'Ubuntu', 'Cantarell', 'Fira Sans', 'Droid Sans', 'Helvetica Neue', sans-serif;
  }
}

@layer components {
  .btn-primary {
    @apply bg-blue-600 hover:bg-blue-700 text-white font-medium py-2 px-4 rounded-lg transition-colors duration-200;
  }
  
  .btn-secondary {
    @apply bg-gray-200 hover:bg-gray-300 text-gray-800 font-medium py-2 px-4 rounded-lg transition-colors duration-200;
  }
  
  .btn-danger {
    @apply bg-red-600 hover:bg-red-700 text-white font-medium py-2 px-4 rounded-lg transition-colors duration-200;
  }
  
  .input-field {
    @apply w-full px-3 py-2 border border-gray-300 rounded-lg focus:outline-none focus:ring-2 focus:ring-blue-500 focus:border-transparent;
  }
  
  .card {
    @apply bg-white rounded-lg shadow-md border border-gray-200 p-6;
  }
  
  .highlight-cultural {
    @apply bg-yellow-100 border-b-2 border-yellow-400 px-1 rounded;
  }
  
  .text-gradient {
    @apply bg-gradient-to-r from-blue-600 to-purple-600 bg-clip-text text-transparent;
  }
  
  .font-smiley {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Oxygen', 'Ubuntu', 'Cantarell', 'Fira Sans', 'Droid Sans', 'Helvetica Neue', sans-serif;
    font-weight: 400; /* Regular for submissions and briefs */
  }
  
  .font-source-text {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Oxygen', 'Ubuntu', 'Cantarell', 'Fira Sans', 'Droid Sans', 'Helvetica Neue', sans-serif;
    font-weight: 500; /* Medium for source texts */
  }
}

@layer utilities {
  .line-clamp-1 {
    overflow: hidden;
    display: -webkit-box;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 1;
  }
  
  .line-clamp-2 {
    overflow: hidden;
    display: -webkit-box;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 2;
  }
  
  .line-clamp-3 {
    overflow: hidden;
    display: -webkit-box;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 3;
  }
}

/* Custom scrollbar */
::-webkit-scrollbar {
  width: 8px;
}

::-webkit-scrollbar-track {
  background: #f1f1f1;
}

::-webkit-scrollbar-thumb {
  background: #c1c1c1;
  border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
  background: #a8a8a8;
}

/* Animation classes */
.fade-in {
  animation: fadeIn 0.3s ease-in-out;
}

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

.slide-in {
  animation: slideIn 0.3s ease-out;
}

@keyframes slideIn {
  from {
    transform: translateX(-100%);
  }
  to {
    transform: translateX(0);
  }
}

/* Cultural element highlighting */
.cultural-element {
  position: relative;
  cursor: help;
}

.cultural-element:hover::after {
  content: attr(data-tooltip);
  position: absolute;
  bottom: 100%;
  left: 50%;
  transform: translateX(-50%);
  background: #1f2937;
  color: white;
  padding: 8px 12px;
  border-radius: 6px;
  font-size: 14px;
  white-space: nowrap;
  z-index: 1000;
  box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
}

.cultural-element:hover::before {
  content: '';
  position: absolute;
  bottom: 100%;
  left: 50%;
  transform: translateX(-50%);
  border: 5px solid transparent;
  border-top-color: #1f2937;
  z-index: 1000;
}