.nl-layout { display: grid; grid-template-columns: 1fr 1fr; gap: 2rem; }
@media (max-width: 768px) { .nl-layout { grid-template-columns: 1fr; } }
.output-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 0.5rem; }
.output-title { font-weight: 700; font-size: 0.9rem; }
.nl-textarea { min-height: 480px; font-family: inherit; font-size: 0.88rem; line-height: 1.6; resize: vertical; }
.empty-state { text-align: center; padding: 3rem 1rem; color: var(--text-muted); font-size: 0.9rem; }
.empty-state div { font-size: 2.5rem; margin-bottom: 0.5rem; }