Occupying 1,500 acres of a peninsula on the Riviera Nayarit, just north of Puerto Vallarta, Punta Mita includes Four Seasons and St. Regis resorts, two Jack Nicklaus–designed golf courses, and a host of remarkable beachfront homes. The private residence Villa La Punta 9, which Robb Report Home & Style featured in the Smart Showings section of its March/April issue, recently came on the market, intriguing potential buyers with its 12,744 square feet of living space in the oceanfront enclave of La Punta Esta…