body {
  scroll-behavior: smooth;
}
.serif-font {
  font-family: 'Playfair Display', serif;
}

.article-card:hover img {
  transform: scale(1.05);
}
.chat-window {
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}
.msg-appear {
  animation: fadeIn 0.3s ease-out forwards;
}
@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}
::-webkit-scrollbar {
  width: 6px;
}
::-webkit-scrollbar-track {
  background: #f1f1f1;
}
::-webkit-scrollbar-thumb {
  background: #10b981;
  border-radius: 10px;
}