*:not(html):not(body):not(.ai-chatbot-container):not(.chatbot-toggle):not(.chatbot-window){-webkit-transform:translateZ(0);transform:translateZ(0);-webkit-backface-visibility:hidden;backface-visibility:hidden}.heritage-card,.model-card,.gallery-track,.carousel-track{will-change:transform;transform:translateZ(0)}img{content-visibility:auto;image-rendering:-webkit-optimize-contrast;image-rendering:crisp-edges}img[loading=lazy],iframe[loading=lazy]{content-visibility:auto;contain-intrinsic-size:1px 400px}@media(prefers-reduced-motion:reduce){*,*:before,*:after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important}}.site-section,.gallery-container,.model-viewer-container{contain:layout style paint}.sketchfab-embed-wrapper iframe,.video-embed iframe{content-visibility:auto;contain-intrinsic-size:640px 480px}.gallery-scroll-container,.carousel-container{scroll-behavior:smooth;-webkit-overflow-scrolling:touch}#chatMessages{contain:strict;content-visibility:auto}.ai-chatbot-container{will-change:transform,opacity}.heritage-card,.modal-content,.feature-card{box-shadow:0 4px 6px #0000001a}.scrolling .heritage-card,.scrolling .modal-content{box-shadow:none}body,h1,h2,h3,h4,h5,h6{font-display:swap}body{font-synthesis:none;text-rendering:optimizeSpeed;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}.lazy-load-section{content-visibility:auto;contain-intrinsic-size:1px 500px}.site-hero-visual,.gallery-track,.model-carousel{contain:layout}.modal,.image-overlay{-webkit-backdrop-filter:none;backdrop-filter:none;background:#000000e6}