.lab-entry{max-width:560px;margin:24px auto 0}.lab-entry>button{width:100%;display:flex;align-items:center;gap:18px;text-align:left;background:var(--soft);padding:16px 22px}.lab-entry>button>span:first-child{font-size:32px}.lab-entry>button>span:last-child{margin-left:auto}.lab-entry strong{display:block;font-size:16px}.lab-entry small{display:block;color:var(--muted);font-size:12px;margin-top:3px}.lab-menu{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}.lab-menu .home-card{min-width:0}.lab-menu .card-copy strong{font-size:21px}.lab-stage{position:relative;height:clamp(310px,49vh,560px);border-radius:24px;background:#091626;overflow:hidden}.lab-stage canvas{width:100%;height:100%;display:block}.lab-stage-label{position:absolute;top:20px;left:20px;background:#edf3f7e8;color:#183547;padding:9px 14px;font-size:13px;border-radius:20px;max-width:85%}.lab-scale{position:absolute;bottom:16px;left:20px;color:#bac9d4;font-size:10px}.lab-controls{max-width:800px;margin:22px auto;display:grid;grid-template-columns:auto 1fr auto;align-items:center;gap:20px}.lab-controls>label{display:grid;grid-template-columns:1fr auto;gap:10px;color:var(--muted);font-size:12px}.lab-controls input{grid-column:1/-1;grid-row:2;width:100%;height:30px;accent-color:var(--accent);border:0;padding:0;background:transparent;cursor:pointer}.lab-controls output{font-size:16px;font-weight:600;color:var(--ink)}.lab-controls button{min-width:50px}.lab-fact{font-size:22px;line-height:1.6;text-align:center;max-width:800px;margin:24px auto}.lab-action-row{display:flex;justify-content:center;gap:10px;margin:20px 0}.lab-action-row button{font-size:13px}.daylight-bar{display:flex;min-height:36px;border-radius:14px;overflow:hidden;max-width:800px;margin:15px auto;font-size:12px}.daylight-bar span{display:grid;place-items:center;min-width:0;white-space:nowrap}.daylight-bar #lightPart{background:#e5bf68;color:#473d24}.daylight-bar #darkPart{background:#253a56;color:#e3edf4}.lab-mission{max-width:800px;margin:28px auto;padding:22px;background:var(--soft);border-radius:20px;display:grid;grid-template-columns:1fr auto;gap:15px;align-items:center}.lab-mission small{font-size:10px;letter-spacing:1.5px;color:var(--muted)}.lab-mission h2{font-size:19px;line-height:1.5;margin:7px 0 0}.lab-mission p{grid-column:1/-1;margin:0;font-size:14px}.lab-teacher{max-width:800px;margin:28px auto;font-size:13px;color:var(--muted);border-top:1px solid var(--line);padding-top:18px}.lab-teacher summary{cursor:pointer}.lab-teacher #labOptions{display:flex;gap:20px;flex-wrap:wrap;margin:20px 0}.lab-teacher label{display:flex;align-items:center;gap:10px}.lab-teacher #labReadings{font-size:15px;color:var(--ink);padding:16px;background:var(--soft);border-radius:15px;line-height:1.7}.lab-teacher #labMethod{font-size:12px;line-height:1.9}.lab-fallback{position:absolute;inset:80px 20px;display:grid;place-items:center;color:#e2edf7;text-align:center;font-size:17px}.lab-teacher button{font-size:13px}#observationForm{display:grid;gap:18px}#observationStatus{font-size:12px}
@media(max-width:700px){.lab-menu{grid-template-columns:1fr;gap:12px}.lab-menu .home-card{display:flex}.lab-menu .card-art{width:35%;height:140px}.lab-menu .card-copy strong{font-size:18px}.lab-entry{margin-top:16px}.lab-entry>button{padding:13px 18px}.lab-stage{height:40vh;min-height:290px}.lab-controls{gap:12px;margin:18px auto}.lab-controls button{padding:9px;min-width:42px}.lab-controls output{font-size:14px}.lab-fact{font-size:19px}.lab-mission{padding:18px;grid-template-columns:1fr;gap:14px}.lab-mission button{justify-self:end}.lab-mission h2{font-size:18px}.lab-action-row{gap:8px}.lab-action-row button{padding:10px 12px;font-size:12px}.daylight-bar{font-size:10px}.lab-stage-label{font-size:11px;top:14px;left:14px}.lab-scale{font-size:9px;left:14px}.lab-controls>label{font-size:10px}.lab-teacher #labOptions{display:grid;gap:14px}}