#building-frame{z-index:50;pointer-events:none;position:fixed;inset:0;overflow:hidden}#building-frame[hidden],#building-tools[hidden]{display:none}:is(#cmu-building-yard,#cmu-playground-yard){width:1200px;height:720px;transform:scale(var(--yard-scale,1));transform-origin:bottom;pointer-events:none;margin-left:-600px;position:absolute;bottom:0;left:50%}#building-blocks{position:absolute;inset:0}#building-blocks .cinderblock{cursor:grab;transform-origin:50%;pointer-events:auto;touch-action:none;user-select:none;background:0 0;border:0;width:200px;height:96px;padding:0;position:absolute;top:0;left:0}#building-blocks .cinderblock:active{cursor:grabbing}#building-blocks .cinderblock.is-selected:after{content:"";pointer-events:none;border:3px dashed #000;position:absolute;inset:-7px}#building-blocks .cinderblock img{pointer-events:none;width:240px;max-width:none;height:160px;position:absolute;top:-32px;left:-20px}#building-controls{right:12px;bottom:max(12px, env(safe-area-inset-bottom));z-index:51;color:#000;max-width:calc(100vw - 24px);font:12px/1.3 var(--mono);background:#fff;border:1px solid #000;display:flex;position:fixed}#building-controls button{color:#000;min-height:44px;font:inherit;cursor:pointer;background:#fff;border:0;border-right:1px solid #000;padding:8px 12px}#building-status[data-notice]{left:50%;bottom:max(72px, env(safe-area-inset-bottom));clip:auto;clip-path:none;white-space:normal;z-index:53;background:#fff;border:1px solid #000;width:max-content;max-width:calc(100vw - 32px);height:auto;margin:0;padding:8px 12px;position:fixed;overflow:visible;transform:translate(-50%)}#building-controls button:disabled{color:#777;cursor:default}#building-controls button:not(:disabled):hover{color:#fff;background:#000}#building-controls button:focus-visible{outline-offset:-4px;outline:2px solid #000}#building-tools{flex-wrap:wrap;align-items:center;display:flex}#building-controls svg{fill:none;stroke:currentColor;stroke-width:1.6px;stroke-linecap:round;stroke-linejoin:round;width:24px;height:24px}#building-controls button{align-items:center;gap:5px;padding:8px;display:inline-flex}#building-controls button[aria-pressed=true]{color:#fff;background:#000}#building-toggle[aria-expanded=false] .building-eye-slash{display:none}#building-tools{flex-wrap:nowrap}#building-controls.building-controls--expanded{border:1px solid #000;border-bottom:0;flex-wrap:wrap;width:100%;max-width:none;position:relative;bottom:auto;right:auto}#building-controls.building-controls--expanded #building-tools{display:contents}#building-controls.building-controls--expanded #building-tools[hidden]{display:none}.building-material-picker{border-bottom:1px solid #000;flex-basis:100%;order:-1;display:flex}#building-controls .building-material-picker button{flex-direction:column;flex:1;min-width:0;min-height:100px;font-size:12px}.building-material-thumbnail{display:inline-block;position:relative;overflow:hidden}.building-material-thumbnail img{width:var(--sprite-width);height:var(--sprite-height);left:var(--sprite-left);top:var(--sprite-top);max-width:none;position:absolute}.building-add-preview{display:block;position:relative;overflow:hidden}.building-add-preview img{max-width:none;position:absolute}#building-controls.building-controls--expanded>#building-toggle{align-self:stretch}#building-frame.building-frame--playground{aspect-ratio:5/3;z-index:auto;background:#fff;border:1px solid #000;width:100%;height:auto;position:relative;inset:auto;overflow:hidden}#building-frame.building-frame--playground[hidden]{display:block}#building-frame.building-frame--playground[hidden] #cmu-playground-yard{visibility:hidden}.building-playground-link{color:#000;align-items:center;padding:8px;display:flex}@media (width<=600px){#building-controls.building-controls--expanded{display:flex}#building-controls.building-controls--expanded>#building-toggle{min-height:44px}.building-material-picker{overflow-x:auto}#building-controls .building-material-picker button{overflow-wrap:anywhere;min-width:0;padding:8px 4px}}#building-controls [data-building-action=add] img{object-fit:contain;width:32px;height:24px}#building-blocks .cinderblock.is-held-remotely{cursor:not-allowed}#building-blocks .cinderblock.is-held-remotely:after{content:"";pointer-events:none;border:2px dotted #000;position:absolute;inset:-5px}#building-blocks .cinderblock.has-building-holder:after{content:"";border:2px var(--holder-line) var(--holder-color);pointer-events:none;position:absolute;inset:-5px}.building-holder{padding:calc(3px / var(--yard-scale,1)) calc(5px / var(--yard-scale,1));border:2px var(--holder-line) var(--holder-color);color:var(--holder-color);font:700 calc(11px / var(--yard-scale,1))/1.2 var(--mono);pointer-events:none;background:#fff;position:absolute;bottom:calc(100% + 8px);right:0}.building-identity{font:700 11px/1.2 var(--mono);white-space:nowrap;pointer-events:none;background:#fff;border:2px solid;padding:3px 6px;position:absolute;bottom:calc(100% + 6px);right:-1px}.building-identity[hidden]{display:none}