/* CernAI – custom styles */

/* HTMX loading indicator */
.htmx-indicator { display: none; }
.htmx-request .htmx-indicator { display: inline-flex; }
.htmx-request.htmx-indicator { display: inline-flex; }

/* Sidebar nav items */
.nav-item {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.625rem 0.875rem;
  border-radius: 0.75rem;
  font-size: 0.875rem;
  font-weight: 500;
  color: #4b5563;
  transition: background 0.15s, color 0.15s;
  text-decoration: none;
}
.nav-item:hover {
  background: #f3f4f6;
  color: #111827;
}
.nav-item-active {
  background: #eef2ff;
  color: #4f46e5;
  font-weight: 600;
}

/* Smooth transitions */
[x-cloak] { display: none !important; }

/* Chat message animations */
#messages-container > div,
#dynamic-messages > div {
  animation: msgIn 0.2s ease-out;
}
@keyframes msgIn {
  from { opacity: 0; transform: translateY(8px); }
  to   { opacity: 1; transform: translateY(0); }
}

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

/* Scrollbar thin */
.overflow-y-auto::-webkit-scrollbar { width: 4px; }
.overflow-y-auto::-webkit-scrollbar-track { background: transparent; }
.overflow-y-auto::-webkit-scrollbar-thumb { background: #d1d5db; border-radius: 99px; }