/* === Responsive === */
@media (max-width: 1023px) {
  .generator {
    grid-template-columns: 1fr;
  }

  .generator__right {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    z-index: 50;
    padding: 0;
  }

  .preview {
    border-radius: var(--radius-lg) var(--radius-lg) 0 0;
    box-shadow: 0 -4px 24px rgba(0,0,0,0.1);
    max-height: 45vh;
    overflow-y: auto;
  }

  .generator__left {
    padding-bottom: 200px;
  }
}

@media (max-width: 768px) {
  .hero { padding: 32px 16px 24px; }
  .hero__title { font-size: 30px; }
  .container { padding: 0 16px; }

  .model-grid {
    grid-template-columns: 1fr;
  }

  .settings-grid {
    grid-template-columns: 1fr;
  }

  .preview__actions {
    flex-direction: column;
  }

  .btn { width: 100%; }
}