@media (min-width: 769px) {
  .lucrari-scroll {
    display: none;
  }
}

@media (max-width: 768px) {
  body {
    font-size: 16px;
    padding-bottom: 52px;
  }

  .nav {
    padding-inline: 0.75rem;
  }

  .nav-links {
    display: none;
  }

  .hero {
    padding-top: 2.5rem;
  }

  .grid-2,
  .cols-3,
  .contact-layout,
  .cols-2-graphs,
  .calc-grid-2 {
    grid-template-columns: minmax(0, 1fr);
  }

  .section {
    padding-inline: 0.9rem;
  }

  .hero-actions {
    flex-direction: column;
    align-items: stretch;
  }

  .kpi-row {
    gap: 1rem;
  }

  .hero-card {
    margin-top: 1.4rem;
  }

  #pi-chat-launcher {
    bottom: 68px;
    right: 12px;
    padding: 11px 18px;
    font-size: 14px;
    min-height: 44px;
  }

  #pi-chat-window {
    bottom: 140px;
    right: 12px;
    width: calc(100vw - 24px);
    max-height: 45vh;
  }

  #pi-chat-header {
    display: none;
  }

  .call-bar {
    display: flex;
  }
}