Milan

Here's an ideal itinerary for 3 days in Milan that caters to your interests and constraints:

Day 1:

• Start your day with a delicious breakfast at Pavé, a cozy bakery in the Brera district known for its fresh pastries and coffee.
• After breakfast, head to the Quadrilatero d'Oro (Golden Rectangle), Milan's famous high-end shopping district. Here, you'll find designer boutiques like Gucci, Prada, and Versace, as well as luxury department stores like La Rinascente and Excelsior Milano.
• Take a break from shopping and enjoy a leisurely lunch at Luini, a historic bakery that serves delicious panzerotti (a type of fried pastry filled with cheese and tomato).
• After lunch, head to the Galleria Vittorio Emanuele II, a stunning 19th-century shopping arcade that's home to some of Milan's most iconic landmarks, including the Duomo di Milano and the Teatro alla Scala.
• End your day with a relaxing aperitivo (pre-dinner drink) at Terrazza Aperol, a rooftop bar with stunning views of the city.

Day 2:

• Start your day with a visit to the Pinacoteca di Brera, one of Italy's most important art museums. Here, you'll find works by some of the country's most famous artists, including Caravaggio, Raphael, and Titian.
• After the museum, head to the Navigli district, a trendy area known for its canals and lively nightlife. Here, you'll find plenty of shops, cafes, and restaurants to explore.
• For lunch, try the famous Milanese dish of risotto alla Milanese at Trattoria Milanese, a cozy restaurant that's been serving traditional Milanese cuisine since 1933.
• After lunch, head to the Corso Como district, a fashionable area known for its designer boutiques and trendy bars. Here, you'll find stores like 10 Corso Como and the Armani Megastore.
• End your day with a relaxing spa treatment at QC Termemilano, a luxurious spa that's housed in a historic 19th-century building.

Day 3:

• Start your day with a visit to the Castello Sforzesco, a stunning castle that's home to several museums and art collections. Here, you'll find works by Michelangelo, Leonardo da Vinci, and other famous artists.
• After the castle, head to the Brera district, a charming area known for its narrow streets, historic buildings, and trendy shops. Here, you'll find boutiques like Antonia and Wait and See.
• For lunch, try the famous Milanese dish of cotoletta alla Milanese (breaded veal cutlet) at Osteria del Binari, a cozy restaurant that's been serving traditional Milanese cuisine since 1929.
• After lunch, head to the Porta Ticinese district, a bohemian area known for its street art and vintage shops. Here, you'll find stores like Cavalli e Nastri and Humana Vintage.
• End your day with a relaxing dinner at Paper Moon, a stylish restaurant that's been a favorite of Milan's fashion crowd for decades.