Architecture minimalist cover warm city elegant

A vertical-format minimalist classical book cover, with a warm ivory or parchment background. At the top center, set the title in 2 lines in an elegant large dark navy blue serif font: . Below it, leave generous spacing and center a small gold phi symbol. In the upper-middle area, draw a delicate fine-line gold illustration depicting a sturdy circular heavenly city, with 8 clearly visible outer towers or gate structures, crenellated walls, and compact classical buildings inside (including a central dome). From the bottom center of this city, a soft vertical golden beam extends downward. In the lower-middle area, use fine dark navy blue lines to draw classical earthly ruins: on the left, the Roman Colosseum; on the right, a large Greek or Roman temple with a triangular pediment and long rows of columns, with a broken fallen column in front, a small stone block, and an arched ruin structure spanning the lower left. Keep the composition symmetrical and airy, leaving ample blank space to achieve refined editorial balance, and create a subtle contrast between the golden heavenly imagery and the dark navy blue secular architecture. At the bottom center, place the author name in a matching dark navy blue serif font: . Clean high-end literary design, sacred philosophical aesthetics, no extra text, no heavy texture effects, no photographic elements.