frontend/src/InputNode.css

.input-node {
  border: 1px dashed #aaa;
  border-radius: 8px;
  background: #fafafa;
  width: 250px;
  box-shadow: 0 2px 5px rgba(0,0,0,0.05);
}

.input-node-header {
  background: #f0f0f0;
  padding: 10px;
  border-top-left-radius: 7px;
  border-top-right-radius: 7px;
  border-bottom: 1px solid #e0e0e0;
  font-size: 14px;
}

.input-node-content {
  padding: 15px;
}

.input-node-content p {
  font-size: 12px;
  color: #666;
  margin-top: 0;
  margin-bottom: 10px;
}

.input-node-content input {
  width: 100%;
  padding: 8px;
  border: 1px solid #ccc;
  border-radius: 4px;
  box-sizing: border-box;
  font-size: 12px;
  margin-bottom: 10px;
}

.input-node-content button {
  width: 100%;
  padding: 8px;
  font-size: 13px;
  background-color: #28a745;
  color: white;
  border: none;
  border-radius: 4px;
  cursor: pointer;
}

.input-node-content button:hover {
  background-color: #218838;
}

.input-node.error {
  border-color: #dc3545;
}

.input-node.error .input-node-header {
  background-color: #f8d7da;
  color: #721c24;
  border-bottom-color: #f5c6cb;
}

.node-error-message {
  font-size: 12px;
  color: #721c24;
  background-color: #f8d7da;
  padding: 8px;
  border-radius: 4px;
  margin-top: 10px;
  text-align: center;
}