.simple-lab .systems-lab__stage{display:block;border:0;background:transparent}.simple-lab .systems-lab__choices{margin-bottom:32px}.simple-lab .systems-lab__choices button{border:0;border-bottom:1px solid #b5a99e;padding:12px 16px;background:transparent;color:#6c5e52}.simple-lab .systems-lab__choices button[aria-pressed=true]{color:#272529;border-bottom:2px solid #b23a1c;background:transparent}.simple-lab .systems-lab__intro{margin-bottom:24px}.scene-simple__header{display:flex;align-items:center;justify-content:space-between;gap:28px;margin-bottom:24px}.scene-simple__header h3{font-size:clamp(1.4rem,2.5vw,2rem);font-weight:400;line-height:1.35;letter-spacing:-.025em;margin:0 0 8px}.scene-simple__header [data-trigger]{font-size:.925rem;line-height:1.7;color:#6c5e52;max-width:65ch}.scene-simple__header [data-run]{flex:none;border:1px solid #b5a99e;background:transparent;color:#272529;padding:10px 18px;font-size:.875rem;min-width:90px;text-align:center}
.simple-lab .systems-lab__map{padding:0;background:#24282d;overflow:hidden;border-radius:3px}.simple-lab .systems-lab__map-head{display:none}.simple-lab .scene3d{margin:0;background:#24282d;aspect-ratio:3/2}.simple-lab .scene-simple__caption{margin:0;padding:18px 24px;color:#e8d7c4;min-height:5em;font-size:.9rem;border-top:1px solid #3d4145;background:#24282d}.simple-lab .scene3d__hint{background:transparent;color:#c6b7a6}.simple-lab .scene3d__reset{border:0;background:#24282d99;color:#d2c2af}
.scene-simple__explanation{border-bottom:1px solid #d2c9bf;margin-top:20px}.scene-simple__explanation>summary{cursor:pointer;display:flex;justify-content:space-between;align-items:center;padding:20px 0;min-height:52px;font-size:.925rem;list-style:none}.scene-simple__explanation>summary::-webkit-details-marker{display:none}.scene-simple__explanation>summary:after{content:'+';font-size:1.3rem}.scene-simple__explanation[open]>summary:after{content:'−'}.scene-simple__explanation>summary:focus-visible{outline:3px solid #f2512b;outline-offset:3px}.scene-simple__explanation-body{padding:20px 24px 28px;background:#f2eae1}.simple-lab .systems-lab__flow{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px;padding:0 0 24px}.simple-lab .systems-lab__source,.simple-lab .systems-lab__hub,.simple-lab .systems-lab__recipient,.simple-lab .systems-lab__branches{display:contents}.simple-lab .systems-lab__wire,.simple-lab .systems-lab__branches:before,.simple-lab .system-device:before{display:none}.simple-lab .system-device{background:transparent;color:#272529;border-color:#baab9b;padding:16px 12px}.simple-lab .system-device__icon,.simple-lab .system-device__state{color:#6d5c4c}.simple-lab .system-device[data-state=responded]{background:#eddfcf;border-color:#b26f47}.simple-lab .system-device[data-state=responded] .system-device__state,.simple-lab .system-device[data-state=responded] .system-device__icon{color:#824c2c}.simple-lab .system-device[data-state=attention]{background:#efe1c3;border-color:#b89243}.simple-lab .system-device[data-state=attention] .system-device__state,.simple-lab .system-device[data-state=attention] .system-device__icon{color:#795b21}.simple-lab .system-device[aria-pressed=true]{outline-color:#b26f47}.simple-lab .systems-lab__detail{min-height:0;border-color:#d2c9bf;padding:20px 0}.simple-lab .systems-lab__detail strong{color:#824c2c}.simple-lab .systems-lab__detail p{color:#5b4c40}.simple-lab .systems-lab__timeline{margin:24px 0}.simple-lab .systems-lab__condition{margin:0;padding-block:18px}.simple-lab .systems-lab__controls{position:static;margin:20px 0 0;padding:0;border:0;display:flex;background:transparent}.simple-lab .systems-lab__controls button{flex:none;padding:10px 18px}.simple-lab .systems-lab__note{font-size:.75rem;color:#776c61;max-width:90ch}
.scene-room-label{position:absolute;transform:translate(-50%,-50%);font-size:.7rem;line-height:1.3;color:#efdfca;padding:5px 9px;background:#24282dc9;border:1px solid #71685c66;pointer-events:none;white-space:nowrap;opacity:.9}
.scene-simple__fallback{width:100%;aspect-ratio:3/2;object-fit:cover;display:block}.has-3d .scene-simple__fallback{display:none}
[dir=rtl] .scene-simple__header h3{letter-spacing:0;line-height:1.55}
@media(max-width:699px){.scene-simple__header{gap:16px;align-items:flex-start}.scene-simple__header h3{font-size:1.3rem}.scene-simple__header [data-trigger]{font-size:.875rem}.scene-simple__header [data-run]{padding:8px 12px;min-width:75px;font-size:.8rem}.simple-lab .scene3d{aspect-ratio:1/1}.simple-lab .scene-simple__caption{padding:16px;min-height:7em;font-size:.85rem}.scene-simple__explanation-body{padding:16px}.simple-lab .systems-lab__flow{grid-template-columns:repeat(2,minmax(0,1fr))}.scene-room-label{font-size:.6rem;padding:4px 6px}.simple-lab .systems-lab__controls{display:flex;grid-template-columns:none}.simple-lab .systems-lab__controls button{flex:1}.simple-lab .scene3d__hint{font-size:.6rem;bottom:5px}}