#aipb-tool {
  text-align: center;
  max-width: 600px;
  margin: 40px auto;
  font-family: 'Poppins', sans-serif;
}
#dropZone {
  border: 2px dashed #aaa;
  padding: 40px;
  border-radius: 10px;
  cursor: pointer;
  transition: 0.2s;
}
#dropZone.drag-over {
  background: #eef2ff;
  border-color: #6366f1;
}
textarea {
  width: 100%;
  margin-top: 15px;
  padding: 10px;
  border: 1px solid #ddd;
  border-radius: 8px;
  resize: none;
}
button {
  background: #4f46e5;
  color: #fff;
  border: none;
  border-radius: 8px;
  padding: 10px 20px;
  margin-top: 10px;
  cursor: pointer;
}
.download-btn {
  display: inline-block;
  margin-top: 15px;
  background: #16a34a;
  color: #fff;
  padding: 8px 14px;
  border-radius: 8px;
  text-decoration: none;
}