.anTabs{display:flex;flex-wrap:wrap;gap:8px;margin:20px 0}.anTabs .active{background:var(--mint);border-color:var(--green)}.anWorkspace{display:grid;grid-template-columns:minmax(0,1fr) 290px;gap:20px}.anStage{position:relative;border:1px solid var(--line);border-radius:18px;overflow:hidden;background:#eaf0ec}.anStage canvas{display:block;width:100%;height:490px;touch-action:none;cursor:grab}.anStage canvas:active{cursor:grabbing}.anControls{padding:14px;display:flex;flex-wrap:wrap;gap:8px;background:#fff;border-top:1px solid var(--line)}.anControls button{padding:7px 12px}.anSidebar{padding:20px}.anSidebar label{display:flex;gap:8px;align-items:center;margin:8px 0;font-size:14px}.anSidebar input[type=checkbox]{width:auto}.anSidebar select{width:100%;margin:8px 0}.anCaption{font-size:12px;padding:12px 16px;background:#f7faf7;color:var(--muted)}.anPhoto{position:relative;margin:0 auto;max-width:650px;line-height:0;background:#111}.anPhoto img{width:100%;max-height:540px;object-fit:contain;display:block}.anDot{position:absolute;border:3px solid white;box-shadow:0 0 0 2px var(--green);width:21px;height:21px;border-radius:50%;background:#f2c84b;transform:translate(-50%,-50%)}.anQuiz{display:grid;grid-template-columns:minmax(0,1.35fr) minmax(250px,.85fr);gap:24px}.anQuiz .panel{align-self:start}.anQuiz textarea{width:100%;min-height:110px}.anFeedback{border-left:4px solid var(--green);background:#eaf3ed;padding:18px;margin-top:16px}.anCompare{display:grid;grid-template-columns:1fr 1fr;gap:20px}.anCompare img{max-width:100%;max-height:500px;display:block;margin:auto}.anCompare .anStage canvas{height:410px}.anStatus{font-size:14px;min-height:26px;margin-top:12px}.anLayers{display:flex;gap:6px;flex-wrap:wrap}.anLayers label{font-size:13px;display:flex;align-items:center;gap:4px}.anLayers input{width:auto}.anTitle{font-size:42px;margin:10px 0}.anReference{font-size:13px;color:var(--muted)}.anGrid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}.anSelectRow{display:flex;gap:15px;flex-wrap:wrap;align-items:end}.anSelectRow label{display:block;font-size:13px;margin-bottom:5px}.anSelectRow select{min-width:150px}.anInfo{min-height:90px}.anFact{border-top:1px solid var(--line);padding-top:15px;margin-top:15px}.anQuiz progress{width:100%;accent-color:var(--green)}
@media(max-width:850px){.anWorkspace,.anQuiz,.anCompare{grid-template-columns:1fr}.anStage canvas{height:400px}.anGrid{grid-template-columns:1fr}.anTitle{font-size:34px}.anSidebar{padding:16px}.anWorkspace{gap:12px}.anSelectRow>div{flex:1;min-width:130px}.anSelectRow select{width:100%;min-width:0}}

.anModelLoading{position:absolute;top:18px;left:18px;right:18px;background:#ffffffed;padding:12px 16px;border-radius:10px;font-size:14px}.an3dMarker{position:absolute;transform:translate(-50%,-50%);width:26px;height:26px;border:2px solid white;border-radius:50%;box-shadow:0 0 0 1px #176b60;color:#fff;background:#176b60;text-align:center;font:bold 15px/22px system-ui;pointer-events:none}.anControls button[aria-pressed=true]{background:var(--mint);border-color:var(--green)}