/* 📱 Responsive */
@media (max-width: 768px) {
  .container { padding: 15px; padding-top: 80px; }
  #hamburgerBtn, #theme-toggle {
    top: 10px;
    width: 40px;
    height: 40px;
    font-size: 1.5rem;
  }
  .switch-container { flex-direction: column; align-items: flex-start; }
}

/* 📱 Mobile layout: max 600px */
@media (max-width: 600px) {
  button, select { width: 100%; }

  .button-group {
    flex-direction: column;
  }

  .button-group button {
    width: 100%;
  }

  #pdfIframe {
    height: 90vh; /* occupa quasi tutto lo schermo */
  }
}

/* 📱 Mobile layout: max 768ppx */
@media (max-width: 768px) {
  .container {
    padding: 15px;
    padding-top: 80px;
  }

  #top-controls {
    flex-direction: column;
    align-items: flex-start;
  }

  .entry {
    flex-direction: column; /* Stack content vertically */
    padding: 10px; /* More padding for mobile */
  }

  .entry-buttons {
    display: flex;
    flex-wrap: wrap;
    justify-content: flex-start; /* Stack buttons */
    gap: 10px;
  }

  .form-group {
    display: block;
    margin-bottom: 15px;
  }

  .control-block {
    margin-bottom: 20px;
  }

  input, select, button {
    font-size: 1rem;
    width: 100%;
    margin-bottom: 10px;
  }

}

@media screen and (max-width: 768px) {

 input[type="file"], input[type="number"], input[type="text"], textarea, select {
   width: 100%;
 }

}

/* Desktop styles */
@media (min-width: 769px) {
  .entry {
    flex-direction: row; /* Row layout for desktop */
    justify-content: space-between;
  }

  .entry-buttons {
    display: flex;
    justify-content: flex-end;
  }
}