* { box-sizing: border-box; }
body { -webkit-font-smoothing: antialiased; }
code { font-family: 'SF Mono', 'Fira Code', monospace; }

/* Scrollbar dark */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: #111827; }
::-webkit-scrollbar-thumb { background: #374151; border-radius: 3px; }

/* Pulse animation live indicator */
@keyframes pulse-red {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.4; }
}
.animate-pulse { animation: pulse-red 1.5s ease-in-out infinite; }