3D渲染解锁验证图标元素

Blue 3D lock icon with checkmark, representing security and encryption, placed on a light gray circular base, solid light blue and white minimalist background, safe and reliable atmosphere, neumorphism, 3D steady and three-dimensional, security protection style, gradient blue with white highlights, reliable and reassuring, light gray base, 45-degree isometric top view, centered and symmetrical, stable structure, 4K ultra-high definition, clear lock and checkmark details, glowing edges, exquisite and safe