.stepping-stones-iphone14pro .jke-platform-bar{margin-bottom:72px}.stepping-stones-iphone14pro .app-shell{padding:calc(12px + env(safe-area-inset-top)) 12px calc(96px + env(safe-area-inset-bottom))}.stepping-stones-iphone14pro .topbar{position:sticky;top:0}.stepping-stones-iphone14pro .topbar small,.stepping-stones-iphone14pro .device-links{display:none}.stepping-stones-iphone14pro .hero,.stepping-stones-iphone14pro .lesson-grid,.stepping-stones-iphone14pro .story-grid{grid-template-columns:1fr}.stepping-stones-iphone14pro .hero{padding:24px 0}.stepping-stones-iphone14pro .hero-art{display:none}.stepping-stones-iphone14pro .trail-grid,.stepping-stones-iphone14pro .story-list{grid-template-columns:1fr}.stepping-stones-iphone14pro .stone{min-height:92px}.stepping-stones-iphone14pro .stone small{display:none}.stepping-stones-iphone14pro .bottom-actions{padding-bottom:max(18px,env(safe-area-inset-bottom))}.stepping-stones-iphone14pro figure[data-art]{min-height:170px}.stepping-stones-iphone14pro h1{font-size:clamp(2.3rem,12vw,3.45rem)}