Sure, here's a concise version:
"citizenM Copenhagen Radhuspladsen's modern design and vibrant atmosphere were instantly welcoming."
"The rooms were compact yet high-tech, with convenient tablet-controlled amenities."
"Its central location made accessing Copenhagen's attractions like Tivoli Gardens effortless."
"The lobby was a cozy, inviting space, perfect for relaxation or reading."
"Exceptional staff, always friendly and helpful, enhanced my stay significantly."