/* Custom styles for AI Advent Calendar */

* {
  box-sizing: border-box;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Helvetica Neue', Arial, sans-serif;
}

/* Line clamp utility */
.line-clamp-2 {
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* Smooth transitions */
* {
  transition: color 0.15s ease, background-color 0.15s ease, border-color 0.15s ease, transform 0.15s ease;
}

/* Calendar grid responsiveness */
@media (max-width: 640px) {
  .calendar-day {
    min-height: 100px;
  }
}

/* Custom scrollbar */
::-webkit-scrollbar {
  width: 10px;
}

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

::-webkit-scrollbar-thumb {
  background: #888;
  border-radius: 5px;
}

::-webkit-scrollbar-thumb:hover {
  background: #555;
}

/* Animation for new elements */
@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.fade-in {
  animation: fadeIn 0.3s ease-in-out;
}

/* Filter button styles */
.filter-btn {
  padding: 0.5rem 1rem;
  font-size: 0.875rem;
  border: 1px solid #d1d5db;
  border-radius: 9999px;
  background-color: white;
  color: #4b5563;
  cursor: pointer;
  transition: all 0.2s ease;
}

.filter-btn:hover {
  background-color: #f3f4f6;
  border-color: #9ca3af;
}

.filter-btn.active {
  background-color: #3b82f6;
  color: white;
  border-color: #3b82f6;
}

.filter-btn.active:hover {
  background-color: #2563eb;
  border-color: #2563eb;
}

/* Print styles */
@media print {
  .no-print {
    display: none !important;
  }
}