@font-face{font-family:LocalUrdu;src:local('Noto Nastaliq Urdu'),local('Arial');font-display:swap}*{box-sizing:border-box}.lab-body{margin:0;background:#f3f6ee;color:#173e33;font:15px/1.65 system-ui,-apple-system,Arial,sans-serif;padding:0!important}button,select,input,textarea{font:inherit}button,a,select{-webkit-tap-highlight-color:transparent}button,a{touch-action:manipulation}button{cursor:pointer;border:1px solid #cfdbcb;background:#fff;color:#173e33;border-radius:12px;padding:10px 16px;min-height:44px}button:hover:not(:disabled){background:#eaf2dd;border-color:#87a570}button:disabled{opacity:.4;cursor:default}button:focus-visible,a:focus-visible,select:focus-visible,input:focus-visible{outline:3px solid #6c9008;outline-offset:3px}a{color:inherit}.skip{position:fixed;top:-100px;z-index:20;background:#fff;padding:12px}.skip:focus{top:0}.lab-header{height:84px;display:flex;align-items:center;justify-content:space-between;padding:0 28px;border-bottom:1px solid #d8e2d2;background:#fcfdf8}.brand{display:flex;gap:12px;align-items:center;text-decoration:none;font-weight:750;line-height:1.25;direction:ltr}.brand img{border-radius:12px}.brand small{display:block;color:#6a7d6d;font-size:12px;margin-top:5px;font-weight:500}.header-tools{display:flex;align-items:center;gap:22px}.language{display:flex;align-items:center;gap:8px}.language select{border:1px solid #c6d7bf;background:#f1f6e8;border-radius:10px;color:#173e33;padding:8px 12px;min-height:44px}.text-link{font-size:13px;font-weight:650;text-decoration:none}.lab-layout{display:grid;grid-template-columns:230px minmax(0,1fr) 340px;min-height:calc(100dvh - 84px);direction:ltr}.lab-layout>aside,.world{direction:rtl}html[lang=en] .lab-layout>aside,html[lang=en] .world{direction:ltr}.module-sidebar{padding:25px 18px;background:#fcfdf8;border-right:1px solid #d8e2d2}.sidebar-top h1{font-size:25px;line-height:1.6;margin:6px 0}.sidebar-top p{font-size:13px;color:#6a7d6d;margin:0}.eyebrow{font-size:9px;letter-spacing:1.9px;font-weight:700;color:#6a7d6d;direction:ltr;display:block}.progress-summary{padding:20px 0;font-size:12px}progress{width:100%;height:5px;display:block;margin-top:8px;accent-color:#608e28}#moduleList{display:grid;gap:5px}.module-button{width:100%;display:flex;align-items:center;gap:10px;border-color:transparent;background:transparent;text-align:start;padding:10px;font-size:13px;line-height:1.5;min-height:52px}.module-button .module-icon{font-size:21px;min-width:27px}.module-button.active{background:#e7efd9;border-color:#d0dfbb;font-weight:750}.module-button .done{margin-inline-start:auto;color:#447c21}.subtle{background:transparent;border-color:transparent;font-size:12px;color:#657b64}.module-sidebar>.subtle{margin-top:20px}.world{min-width:0;position:relative;background:radial-gradient(ellipse at 50% 38%,#f7f9e9,#e4ecdc 72%,#dce7d6);display:flex;flex-direction:column}.world-heading{padding:26px 26px 0;display:flex;justify-content:space-between;gap:12px;align-items:start;z-index:1}.world-heading h2{font-size:23px;margin:5px 0;font-weight:650}.example-badge{font-size:10px;background:#f8fbefaa;border:1px solid #cedbc5;border-radius:20px;padding:5px 10px;color:#516c51;white-space:nowrap}#viewport{position:relative;min-height:390px;height:calc(100dvh - 300px);flex:1;overflow:hidden}#canvasHost{position:absolute;inset:0}canvas{display:block;width:100%;height:100%;touch-action:none}#hotspots{position:absolute;inset:0;pointer-events:none;overflow:hidden}.hotspot{pointer-events:auto;position:absolute;transform:translate(-50%,-50%);border:1px solid #fff9;box-shadow:0 3px 10px #16352920;background:#fcfff5ed;border-radius:20px;padding:5px 10px;min-height:34px;white-space:nowrap;font-size:11px;line-height:1.4;transition:background .2s;max-width:160px}.hotspot.active{background:#d2f123;border-color:#8ba727;color:#183a21}.hotspot span{font-size:15px;margin-inline-end:5px}.welcome{position:absolute;inset:0;z-index:3;display:flex;flex-direction:column;align-items:center;justify-content:center;padding:26px;text-align:center;background:radial-gradient(ellipse,#edf4df 15%,#e1ead7 75%)}.welcome[hidden]{display:none}.welcome-icon{font-size:95px;color:#2e6144;line-height:1.3}.welcome h2{font-size:29px;margin:12px 0}.welcome p{font-size:15px;max-width:350px;margin:0 0 20px}.welcome .primary{min-width:210px}.primary{display:inline-flex;align-items:center;justify-content:center;text-decoration:none;border:1px solid #143d2d;background:#143d2d;color:#fff;border-radius:12px;min-height:48px;padding:12px 20px;font-size:14px;font-weight:650}.primary:hover{background:#2b5538!important;color:#fff}.scene-caption{position:absolute;bottom:14px;width:100%;text-align:center;pointer-events:none;font-size:11px;color:#536b50;padding:0 15px}#sceneStatus{position:absolute;top:10px;left:50%;transform:translateX(-50%);z-index:4;background:#fffdf0eb;border-radius:12px;padding:0 12px;font-size:12px;max-width:90%;text-align:center}#sceneStatus:not(:empty){padding:10px 12px}.world-controls{padding:10px 20px;display:flex;flex-wrap:wrap;justify-content:center;gap:7px;z-index:2}.world-controls button{font-size:11px;padding:8px 11px;background:#fafff2d9}.world-controls button[aria-pressed=true]{background:#d2f123;border-color:#9fb832}.world-note{font-size:11px;color:#62775b;display:flex;justify-content:space-between;gap:12px;padding:13px 22px 20px;border-top:1px solid #cbd7c1;margin:10px 20px 0}.keyboard-hint{max-width:180px;font-size:10px}.lesson-panel{padding:26px 23px;background:#fcfdf8;border-left:1px solid #d8e2d2;max-height:calc(100dvh - 84px);overflow:auto;scrollbar-width:thin}.lesson-top{display:flex;gap:12px;align-items:center}.lesson-icon{display:grid;place-items:center;width:44px;height:44px;border-radius:14px;background:#e6efd5;font-size:25px;flex-shrink:0}.lesson-top h2{font-size:21px;line-height:1.5;margin:4px 0}.icon-button{margin-inline-start:auto;padding:5px;min-width:40px;border-color:transparent;font-size:17px}.lesson-tabs{display:flex;gap:4px;padding:20px 0;border-bottom:1px solid #dee5d6;margin-bottom:20px}.lesson-tabs button{flex:1;font-size:12px;padding:8px 5px;border-color:transparent;background:transparent;white-space:nowrap}.lesson-tabs [aria-selected=true]{background:#e8f0db;border-color:#c8d8b7}.lesson-kicker{color:#779067;font-size:11px;letter-spacing:.7px;margin:0 0 4px}.lesson-body-title{font-size:19px;line-height:1.6;margin:0 0 12px}.lesson-copy{font-size:14px;line-height:1.9;color:#506852}.step-index{font-size:11px;color:#7b8e73;margin-top:20px}.step-dots{display:flex;gap:5px;margin:8px 0 18px}.step-dots span{height:4px;flex:1;background:#dce4d3;border-radius:5px}.step-dots span.current{background:#608629}.step-dots span.previous{background:#a5bd7f}.step-buttons{display:flex;gap:8px}.step-buttons button{flex:1;font-size:12px}.lesson-footer{border-top:1px solid #dce4d3;margin-top:24px;padding-top:20px}.lesson-footer .primary{width:100%}.lesson-footer p{font-size:10px;color:#6d8065;margin:8px 0 0}.example-box{background:#f1f5e6;padding:15px;border:1px solid #d8e2c9;border-radius:14px;margin-top:15px;font-size:13px;line-height:1.9}.practice-label{display:block;font-size:12px;margin:12px 0 5px}.practice-field{width:100%;border:1px solid #c6d5ba;border-radius:10px;background:#fff;padding:10px;color:#173e33;font-size:16px;min-height:44px}textarea.practice-field{min-height:95px;resize:vertical}.practice-action{width:100%;margin-top:15px}#feedback:not(:empty){padding:12px;background:#edf2db;border-radius:10px;margin-top:15px;font-size:13px}#feedback[data-error=true]{background:#fff2d9}.quiz-options{display:grid;gap:9px}.quiz-options button{text-align:start;font-size:13px;line-height:1.7}.quiz-options button.correct{background:#dcecc5}.quiz-options button.incorrect{background:#ffedcf}.sample-label{display:inline-block;font-size:10px;color:#6b7f5c;border:1px solid #c7d6b9;border-radius:20px;padding:3px 9px;margin-bottom:7px}.visit-note{font-size:12px;color:#6b7e5f}dialog{border:1px solid #b7c8a7;border-radius:18px;padding:25px;background:#fcfdf8;color:#173e33;max-width:90vw}dialog::backdrop{background:#0c302d88}dialog h2{font-size:19px}.dialog-actions{display:flex;gap:12px;justify-content:end}@media(min-width:1600px){.lab-layout{grid-template-columns:260px minmax(0,1fr) 390px}.lesson-panel{padding:35px}.module-sidebar{padding:30px 24px}.world-heading{padding:35px 35px 0}.world-heading h2{font-size:29px}.lesson-copy{font-size:16px}.lesson-top h2{font-size:25px}}@media(max-width:1100px){.lab-layout{grid-template-columns:190px minmax(0,1fr) 300px}.module-sidebar{padding:20px 10px}.lesson-panel{padding:22px 16px}.world-heading{padding:22px 18px 0;flex-direction:column;gap:3px}.world-controls{padding:10px}.keyboard-hint{display:none}.hotspot{font-size:10px;padding:5px 7px}.hotspot span{font-size:12px}}@media(max-width:800px){.lab-header{height:73px;padding:0 16px}.brand{font-size:15px;gap:8px}.brand img{width:36px;height:36px}.brand small{font-size:10px}.header-tools{gap:10px}.text-link{font-size:11px}.language select{padding:5px;max-width:88px}.language>span{display:none}.lab-layout{display:flex;flex-direction:column;min-height:0}.world{order:0}.module-sidebar{order:1;padding:16px;border:0;border-bottom:1px solid #d2deca}.sidebar-top{display:none}.progress-summary{padding:0 0 12px}#moduleList{display:flex;overflow:auto;padding-bottom:4px;scrollbar-width:thin}.module-button{width:auto;min-width:114px;flex:0 0 auto;max-width:160px;font-size:12px;padding:8px;border-color:#dce4d2;background:#f9fcf2}.module-button .module-icon{min-width:22px;font-size:20px}.module-sidebar>.subtle{margin-top:4px;min-height:35px;padding:5px}.lesson-panel{order:2;border:0;max-height:none;padding:22px 20px 32px}.world-heading{padding:18px 18px 0;flex-direction:row;align-items:center}.world-heading h2{font-size:20px}.world-heading .eyebrow{font-size:7px;letter-spacing:1px}.example-badge{font-size:8px;padding:5px 7px}#viewport{height:350px;min-height:350px;flex:auto}.world-controls{gap:5px;padding:8px}.world-controls button{font-size:10px;padding:7px;min-height:42px}.world-note{margin:0 15px;padding:10px 0;font-size:10px}.scene-caption{font-size:9px;bottom:7px}.hotspot{font-size:9px;min-height:30px;max-width:116px}.hotspot span{font-size:12px;margin-inline-end:3px}.welcome h2{font-size:25px}.welcome-icon{font-size:60px}.welcome p{font-size:13px}.lesson-tabs button{font-size:14px}.lesson-copy{font-size:16px}.lesson-top h2{font-size:23px}}@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;transition:none!important}}

#hotspots:not(.expanded) .hotspot:not(.active) b{display:none}.hotspot b{font-weight:650}.hotspot:not(.active){min-width:32px}@media(max-width:800px){.hotspot:not(.active) b{display:none}.hotspot:not(.active){padding:5px;min-width:30px}.hotspot:not(.active) span{margin:0}}

.world.simple #viewport{height:180px;min-height:180px;flex:none}.world.simple .world-controls{display:none}

.focus-dialog{width:calc(100vw - 16px);height:calc(100dvh - 16px);max-width:none;max-height:none;padding:0;overflow:hidden}.focus-dialog[open]{display:flex;flex-direction:column}.focus-header{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:10px 20px;background:#fcfdf8}.focus-header h2{margin:0;font-size:22px}.focus-header button{min-width:44px;font-size:22px}.focus-body{min-height:0;flex:1;display:flex}.focus-body .world{width:100%;min-height:0}.focus-body #viewport{height:auto;min-height:180px;flex:1}.focus-body .world-heading,.focus-body .world-note{display:none}.focus-footer{background:#fcfdf8;padding:10px 20px;text-align:center}.focus-footer p{margin:0 0 8px;font-size:15px}.focus-controls{display:flex;justify-content:center;gap:8px;flex-wrap:wrap}.focus-controls button{font-size:13px}.focus-body .world-controls{padding:6px}.focus-body #maximize{display:none}@media(max-width:600px){.focus-header{padding:8px 12px}.focus-header h2{font-size:20px}.focus-footer{padding:10px}.focus-footer p{font-size:14px}.focus-controls{gap:5px}.focus-controls button{font-size:12px;padding:8px}.focus-body .scene-caption{font-size:9px}}