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.5rem);left:50%;transform:translate(-50%,-50%);text-align:center;z-index:1;pointer-events:none}.homepage-title{font-family:-apple-system,BlinkMacSystemFont,San Francisco,SF Pro Text,SF Pro Display,system-ui,sans-serif;font-size:4rem;font-weight:600;color:#000;margin:0 0 .5rem;letter-spacing:-.02em}.homepage-subtitle{font-family:-apple-system,BlinkMacSystemFont,San Francisco,SF Pro Text,SF Pro Display,system-ui,sans-serif;font-size:1rem;font-weight:400;color:#64748b;margin:0 0 3rem;letter-spacing:.01em;width:1000px}.homepage-buttons{display:flex;gap:1rem;justify-content:center;margin-top:2rem}.homepage-button{font-family:-apple-system,BlinkMacSystemFont,San Francisco,SF Pro Text,SF Pro Display,system-ui,sans-serif;font-size:1rem;font-weight:500;padding:.75rem 2rem;border:none;border-radius:8px;cursor:pointer;transition:all .2s ease;pointer-events:auto}.homepage-button-play{background-color:#000;color:#fff}.homepage-button-play:hover{background-color:#333}.homepage-button-learn{background-color:transparent;color:#64748b;border:1px solid #64748b;text-decoration:none;display:inline-block}.homepage-button-learn:hover{background-color:#64748b1a;color:#475569;border-color:#475569}.homepage-warning-icon{display:flex;justify-content:center;align-items:center;margin-bottom:1rem;height:4rem}.homepage-button-back{background-color:#000;color:#fff}.homepage-button-back:hover{background-color:#333}@media (max-width: 1024px){.homepage-subtitle{width:800px}.homepage-title{font-size:3rem}.homepage-warning-icon{height:3rem}.homepage-subtitle{font-size:.8rem;margin:0 0 2rem;font-weight:700}.homepage-button{font-size:.8rem;padding:.5rem 1rem;font-weight:700}}.stats{position:absolute;bottom:1rem;right:1rem;z-index:100;pointer-events:none}.stats-text{color:var(--color-text-secondary, 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#333;overflow-y:auto;flex-shrink:0}.canvas-container{flex:1;position:relative;overflow:hidden;filter:blur(.5px)}.canvas-container.invert-colors .canvas{filter:invert(1) contrast(2);background-color:#000}.canvas-container canvas{display:block}.playground{position:relative}.app{position:relative;width:100%;height:100vh;height:100svh;height:100dvh;overflow:hidden;display:flex;flex-direction:column}.app-content{display:flex;flex:1}.app.bars-visible .app-content{margin-top:60px;height:calc(100vh - 60px);height:calc(100svh - 60px);height:calc(100dvh - 60px)}.app.bars-hidden .app-content{margin-top:0;height:100vh;height:100svh;height:100dvh;position:relative}.app.bars-hidden .top-bar,.app.bars-hidden .left-sidebar,.app.bars-hidden .right-sidebar,.app.bars-hidden .toolbar{pointer-events:none;transition:opacity .3s ease}.app.bars-hidden .canvas-container{position:absolute;top:0;left:0;right:0;bottom:0;width:100vw;height:100vh;height:100svh;height:100dvh;z-index:100;transition:all .3s ease}.app.bars-visible .canvas-container{transition:all .3s ease}.app.bars-hidden .top-bar{position:fixed;top:0;left:0;right:0;z-index:50}.app.bars-hidden .left-sidebar,.app.bars-hidden .right-sidebar{position:fixed;top:60px;bottom:0;z-index:50}.app.bars-hidden .left-sidebar{left:0}.app.bars-hidden .right-sidebar{right:0}.app.bars-hidden .toolbar{position:fixed;top:60px;left:280px;right:320px;z-index:50}.left-sidebar{width:280px;background:var(--color-panel);border-right:1px solid #333;flex-shrink:0}.playground{display:flex;flex-direction:column;flex:1}.canvas-container{flex:1;background:var(--color-canvas);position:relative}.canvas-overlay{position:absolute;top:0;left:0;pointer-events:none;z-index:10}#canvas{display:block}#canvas.fullscreen{height:100%!important;margin-top:0!important}#canvas.grab-tool{cursor:grab}#canvas.grab-tool.grabbing{cursor:grabbing}#canvas.spawn-tool,#canvas.joint-tool,#canvas.pin-tool,#canvas.remove-tool{cursor:none}#canvas.draw-tool{cursor:crosshair}.right-sidebar{width:320px;background:var(--color-panel);border-left:1px solid #333;flex-shrink:0}body{margin:0;padding:0;background:var(--color-canvas)}@media (max-width: 768px){.app-content{flex-direction:column}.left-sidebar,.right-sidebar{width:100%;height:25vh;height:25svh;height:25dvh;border-left:none;border-right:none;border-top:1px solid #333}.canvas-container{height:50vh;height:50svh;height:50dvh;order:-1}}