.math-learner-page,.math-play-page{min-width:0;max-width:1050px;margin:0 auto}.math-play-shell .app-mobile-nav{display:none}.multiplication-model{width:100%;max-width:420px;margin:16px auto}.multiplication-dimensions{justify-content:space-between;align-items:center;gap:12px;margin-bottom:12px;font-size:14px;display:flex}.multiplication-array{gap:6px;width:100%;display:grid}.multiplication-row{gap:6px;display:grid}.multiplication-row span{aspect-ratio:1;background:#23846e;border:1px solid #176551;border-radius:3px;width:100%;max-height:24px}.multiplication-array.grouped .multiplication-row{border:1px solid #aebfb5;border-radius:4px;padding:7px}.multiplication-empty{text-align:center;border:2px dashed #abc0b6;padding:24px}.multiplication-options{grid-template-columns:repeat(3,minmax(0,1fr));gap:12px;margin:24px 0;display:grid}.learning-shell .multiplication-options button{min-height:72px;font-size:26px}.multiplication-equation{white-space:nowrap;text-align:center;font-size:24px}.learn-subject-picker{align-items:center;gap:10px;padding:12px 0 24px;display:flex}.learn-subject-picker select{font:inherit;background:#fff;border:1px solid #9ab3ab;border-radius:4px;padding:9px 12px}:is(.math-play-shell .app-topbar,.learning-shell:has(.fleet-experience) .app-topbar){position:static}.math-flight-settings{border-block:1px solid #d4dfdc;padding:10px 0;font-size:13px}.math-flight-settings summary{cursor:pointer;width:fit-content;padding:6px 0}.math-flight-settings .math-preview-settings{border:0;margin:0}.fleet-mode-switch{flex-wrap:wrap;justify-content:flex-end;gap:0;margin-top:12px;display:flex}.learning-shell .fleet-mode-switch button{border-radius:0;min-height:36px;font-size:12px}.learning-shell .fleet-mode-switch button[aria-pressed=true]{color:#fff;background:#176f65;border-color:#176f65}@media (width<=760px){.math-play-shell .app-topbar{flex-direction:row;align-items:center;gap:12px;padding:14px 16px;display:flex}.math-play-shell .app-topbar .lead{display:none}.math-play-shell .app-topbar h1{font-size:18px}.math-play-shell .app-topbar>button{flex-shrink:0;width:auto}.math-play-shell .app-content{padding-top:12px}}.math-game{min-width:0}.math-mission-map{isolation:isolate;background:#ecf2ef;border-bottom:3px solid #176f65;height:180px;position:relative;overflow:hidden}.math-map-art{object-fit:cover;object-position:50% 53%;z-index:-1;width:100%;height:100%;position:absolute;inset:0}.math-mission-title{color:#243d3b;background:#ffffffed;align-items:center;gap:8px;padding:8px 12px;font-size:13px;display:flex;position:absolute;top:16px;left:20px}.math-checkpoints{justify-content:space-between;align-items:center;margin:0;padding:0 24px;list-style:none;display:flex;position:absolute;bottom:26px;left:0;right:0}.math-checkpoints:before{content:"";z-index:-1;background:#fff;height:4px;position:absolute;left:34px;right:34px;box-shadow:0 1px 2px #0003}.math-checkpoints li span{color:#526b67;background:#fff;border:2px solid #b5c6c4;border-radius:50%;place-items:center;width:30px;height:30px;font-size:12px;font-weight:700;display:grid}.math-checkpoints li.passed span{color:#fff;background:#176f65;border-color:#176f65}.math-checkpoints li.current span{color:#fff;background:#a54169;border:3px solid #fff;width:40px;height:40px;box-shadow:0 0 0 2px #a54169}.math-mission-map.quiet{background:#edf3f2;height:114px}.math-mission-map.quiet .math-mission-title{background:0 0;top:7px}.math-mission-map.quiet .math-checkpoints{bottom:14px}.math-mission-map.theme-football{background:#377b59}.math-pitch{fill:none;stroke:#d7eddd;stroke-width:2px;z-index:-1;width:100%;height:100%;position:absolute;inset:0}.math-mission-map.theme-music{background:#f2e6ec}.math-wave{z-index:-1;justify-content:space-around;align-items:center;padding:20px;display:flex;position:absolute;inset:0}.math-wave i{opacity:.65;background:#b36289;border-radius:3px;width:8px}.math-game-head{justify-content:space-between;align-items:flex-start;gap:24px;padding:24px 0 16px;display:flex}.math-game-head h2{margin:0;font-size:24px}.math-score{color:#79600e;flex-shrink:0;grid-template-columns:20px auto;align-items:center;gap:2px 8px;display:grid}.math-score strong{font-size:25px}.math-score span{grid-column:2;font-size:11px}.math-target-label{justify-content:center;align-items:center;gap:16px;margin:6px 0 20px;display:flex}.math-target-label>span:first-child{color:#52645f;font-size:13px}.math-power-count{color:#52645f;margin-left:auto;font-size:13px}.math-drop{background:#f2f7f5;border:2px dashed #9cb4ad;border-radius:6px;min-width:0;padding:16px;transition:background .15s}.math-drop.over{background:#d8eee7;border-color:#176f65}.math-power-grid{gap:10px;display:grid}.learning-shell .math-power-grid button{color:#60786f;background:#fff;border:2px solid #aabcb7;border-radius:5px;min-width:0;height:66px;padding:0}.learning-shell .math-power-grid button.charged{color:#fff;background:#176f65;border-color:#0e574f;box-shadow:inset 0 -5px #0a4a4244}.math-inventory{flex-wrap:wrap;justify-content:center;gap:8px;padding:18px 0 6px;display:flex}.learning-shell .math-inventory .math-tile{color:#176f65;background:#fff;width:56px;min-width:44px;height:48px;padding:6px}.math-tile{touch-action:none;-webkit-user-select:none;user-select:none;position:relative}.math-tile.dragging{cursor:grabbing;box-shadow:0 8px 24px #0003!important}.math-scaffold{text-align:center;color:#4d655e;font-size:14px;margin:8px 0!important}.math-bridge-target{align-items:center;gap:20px;margin:0 0 20px;display:flex}.math-bridge-target>span:first-child{color:#52645f;min-width:54px;font-size:13px}.math-bridge-scene{background:#d8e8ee;border-bottom:5px solid #a8c8cf;grid-template-columns:80px minmax(0,1fr) 80px;align-items:stretch;min-height:112px;margin:16px 0 24px;display:grid}.math-bank{color:#52684a;background:#e0e9d9;border-bottom:8px solid #819576;place-items:center;display:grid}.math-bridge-scene .math-drop{background:#ffffffa6;justify-content:center;align-items:center;gap:20px;margin:8px 10px;display:flex}.math-bridge-gap{color:#738a87;font-size:35px;font-weight:600}.math-bridge-options{grid-template-columns:repeat(3,minmax(0,1fr));gap:16px;display:grid}.learning-shell .math-bridge-options button{border:2px solid #bbc9c5;flex-direction:column;min-width:0;min-height:128px;padding:12px 20px}.math-bridge-options .learn-bar{height:32px}.math-route-values{grid-template-columns:1fr 1fr;gap:40px;display:grid}.math-route-values>div{flex-wrap:wrap;align-items:center;gap:12px;display:flex}.math-route-values>div>span:first-child{color:#52645f;font-size:13px}.math-route-values .learn-bar{height:40px}.math-route-tracks{fill:none;stroke:#7e9a93;stroke-width:6px;width:100%;height:60px;display:block}.math-route-choices{grid-template-columns:repeat(3,minmax(0,1fr));gap:20px;display:grid}.learning-shell .math-route-choices button{border:2px solid #bbc9c5;flex-direction:column;height:96px;position:relative}.math-route-choices strong{font-size:31px;line-height:1}.math-route-choices span{font-size:12px}.math-route-choices svg{color:#176f65;position:absolute;top:9px;right:9px}.math-game-actions{border-top:1px solid #d4dfdc;align-items:center;gap:10px;margin-top:24px;padding-top:18px;display:flex}.math-game-actions>button:last-child{min-width:144px;margin-left:auto}.math-result{background:#fff3d8;border-left:3px solid #a17b24;margin-top:18px;padding:16px 62px 16px 18px;position:relative}.math-result.success{background:#e5f3ec;border-color:#176f65}.math-result p{margin:5px 0 0;font-size:14px}.math-success-light{color:#176f65;animation:.4s ease-out maths-arrival;position:absolute;top:20px;right:20px}.math-preview-settings{border-block:1px solid #d4dfdc;flex-wrap:wrap;align-items:center;gap:18px;margin-bottom:24px;padding:14px 0;display:flex}.math-preview-settings label{align-items:center;gap:8px;font-size:13px;display:flex}.math-preview-settings select,.math-settings-dialog select{color:#293d37;min-height:40px;font:inherit;background:#fff;border:1px solid #9ab3ab;border-radius:4px;padding:7px 10px}.math-preview-label{color:#52645f;font-size:12px}.math-mission-results{text-align:center;border-block:1px solid #d4dfdc;padding:45px 0}.math-mission-results>svg{color:#977214;margin-bottom:16px}.math-result-stats{justify-content:center;gap:40px;margin-top:30px;display:flex}.math-result-stats>div{flex-direction:column;gap:8px;display:flex}.math-result-stats strong{color:#176f65;font-size:30px}.math-result-stats span{color:#52645f;font-size:13px}.math-recap{text-align:center;padding-top:24px}.math-tutor-message{background:#edf4f2;border-left:3px solid #176f65;padding:14px;font-size:14px}.math-game-launch{flex-wrap:wrap;gap:12px;margin:18px 0;display:flex}.math-game-launch a{align-items:center;gap:8px;display:inline-flex}.math-roster-row{border-bottom:1px solid #edf0f0;align-items:center;display:flex}.math-roster-row>label{border:0;flex:1;min-width:0}.learning-shell .math-roster-row>button{border:0;width:38px;min-height:38px;padding:7px}.math-settings-dialog{color:#293d37;border:1px solid #b4c7c0;border-radius:8px;width:min(430px,100vw - 32px);padding:24px}.math-settings-dialog::backdrop{background:#102b2570}.math-settings-dialog label{align-items:center;gap:12px;margin:18px 0;display:flex}.math-settings-dialog .math-dialog-actions{justify-content:flex-end;gap:12px;display:flex}.math-learner-tools{gap:6px;display:flex}.learning-shell .math-learner-tools button{min-width:34px;min-height:34px;padding:7px}.math-report-learner{border-top:1px solid #d4dfdc;padding:24px 0}.math-report-stats{flex-wrap:wrap;gap:20px;margin-bottom:18px;font-size:14px;display:flex}.math-report-learner table{border-collapse:collapse;width:100%;font-size:13px}.math-report-learner td,.math-report-learner th{text-align:left;border-bottom:1px solid #d4dfdc;padding:10px}@keyframes maths-arrival{0%{opacity:0;transform:scale(.5)}to{opacity:1;transform:scale(1)}}.learn-age-early .math-game-head h2{font-size:27px}.learn-age-early .math-game-actions button{min-height:52px;font-size:16px}.learn-age-secondary .math-game-head h2{font-size:23px}.learn-age-mature .math-game-head h2{font-size:22px}.learn-age-mature .math-mission-map{height:140px}.learn-age-mature .math-game-actions button{border-radius:3px}@media (width<=760px){.math-mission-map{height:150px}.math-checkpoints{padding:0 12px}.math-checkpoints li span{width:24px;height:24px;font-size:10px}.math-checkpoints li.current span{width:33px;height:33px}.math-mission-title{top:10px;left:10px}.math-game-head{gap:12px;padding-top:20px}.math-game-head h2,.math-score strong{font-size:21px}.math-score{gap:3px}.math-target-label{gap:10px}.math-power-grid{gap:6px}.learning-shell .math-power-grid button{height:48px}.math-drop{padding:10px}.math-inventory{gap:6px}.learning-shell .math-inventory .math-tile{width:44px}.math-bridge-target{gap:12px}.math-bridge-target>span:first-child{display:none}.math-bridge-scene{grid-template-columns:38px minmax(0,1fr) 38px}.math-bridge-scene .math-drop{gap:12px;margin:8px 4px}.math-bridge-options{gap:8px}.learning-shell .math-bridge-options button{min-height:125px;padding:12px 8px}.math-route-values{gap:20px}.math-route-choices{gap:8px}.math-game-actions{gap:7px}.math-game-actions>button:last-child{min-width:124px}.math-result-stats{gap:18px}.math-result-stats span{max-width:95px}.math-preview-settings{gap:12px}.math-preview-settings label{flex-wrap:wrap}.math-result{padding-right:16px}.math-success-light{display:none}}@media (prefers-reduced-motion:reduce){.math-game *,.math-game :before{transition:none!important;animation:none!important}}.learning-shell{--learn-ink:#252d32;--learn-muted:#59666d;--learn-primary:#126c62;--learn-accent:#973e68;--learn-line:#d6dfdf;--learn-soft:#f2f6f5;color:var(--learn-ink);letter-spacing:0;background:#fff}.learning-shell *,.learning-shell :before,.learning-shell :after{box-sizing:border-box;letter-spacing:0}.learning-shell .app-main,.learning-shell .app-content{min-width:0}.learning-shell .app-content{padding:24px 32px 48px}.learning-shell .app-topbar{border-bottom:1px solid var(--learn-line);background:#fff}.learning-shell .app-topbar h1{font-size:25px;line-height:1.25}.learning-shell .app-mobile-nav{flex-wrap:wrap}.learning-shell h2{color:var(--learn-ink);margin:0 0 16px;font-size:23px;line-height:1.35}.learning-shell h3{margin:0 0 14px;font-size:17px;line-height:1.4}.learning-shell p,.learning-shell li,.learning-shell dd{line-height:1.6}.learning-shell p{margin:0 0 16px}.learning-shell button,.learning-shell .learn-icon-button,.learning-shell a.learn-primary{min-height:44px;color:var(--learn-ink);font:inherit;cursor:pointer;box-shadow:none;white-space:normal;background:#fff;border:1px solid #a9b9b7;border-radius:6px;justify-content:center;align-items:center;gap:8px;padding:10px 14px;font-size:14px;font-weight:600;text-decoration:none;display:inline-flex;transform:none}.learning-shell button:hover:not(:disabled){background:var(--learn-soft);border-color:var(--learn-primary)}.learning-shell button:disabled{opacity:.55;cursor:not-allowed}.learning-shell button.learn-primary,.learning-shell a.learn-primary{background:var(--learn-primary);color:#fff;border-color:var(--learn-primary)}.learning-shell button.learn-primary:hover:not(:disabled){background:#0d554d}.learning-shell :focus-visible{outline-offset:3px;outline:3px solid #b14872}.learning-shell input[type=checkbox]{width:18px;height:18px;accent-color:var(--learn-primary);flex-shrink:0;margin:2px 0}.learning-shell a{color:var(--learn-primary)}.learning-shell .app-mobile-link-active{color:#fff}.learning-shell svg{flex-shrink:0}.learn-workspace,.learn-console{min-width:0;max-width:1320px;margin:0 auto}.learn-course-heading,.learn-section-heading,.learn-console-top{justify-content:space-between;align-items:center;gap:16px;margin-bottom:20px;display:flex}.learn-course-heading h2{margin:0;font-size:32px}.learning-shell .learn-eyebrow{color:var(--learn-muted);text-transform:uppercase;margin-bottom:8px;font-size:11px;font-weight:700}.learn-meta,.learn-console-top a{color:var(--learn-muted);align-items:center;gap:8px;font-size:13px;text-decoration:none;display:inline-flex}.learn-meta{flex-shrink:0}.learn-course-tabs{border-bottom:1px solid var(--learn-line);grid-template-columns:repeat(4,minmax(0,1fr));gap:8px;margin:24px 0;display:grid}.learning-shell .learn-course-tabs button{text-align:left;border:0;border-bottom:3px solid #0000;border-radius:0;justify-content:flex-start;padding:14px 8px;font-size:13px}.learn-course-tabs button span{border:1px solid var(--learn-line);border-radius:50%;flex-shrink:0;place-items:center;width:24px;height:24px;display:grid}.learning-shell .learn-course-tabs button[aria-selected=true]{border-color:var(--learn-primary);color:var(--learn-primary);background:var(--learn-soft)}.learn-preparation{grid-template-columns:minmax(0,1fr) 286px;align-items:start;gap:32px;display:grid}.learn-preview{min-width:0}.learn-section-heading h2{margin-bottom:0;font-size:21px}.learn-objective{color:var(--learn-muted);font-size:14px}.learn-teaching{min-width:0;padding:28px 0}.learn-teaching h2{max-width:780px}.learn-example{background:var(--learn-soft);border-top:2px solid var(--learn-primary);margin:20px 0;padding:28px 24px 16px}.learn-model-row{align-items:center;gap:24px;margin-bottom:24px;display:flex}.learn-fraction{text-align:center;font-variant-numeric:tabular-nums;width:40px;color:var(--learn-ink);flex:0 0 40px;grid-template-rows:1fr 1fr;font-size:27px;font-weight:600;line-height:1.3;display:inline-grid}.learn-fraction>span:first-child{border-bottom:2px solid}.learn-bar{border:2px solid var(--learn-primary);background:#fff;width:100%;height:58px;display:flex;overflow:hidden}.learn-bar>span{border-right:1px solid var(--learn-primary);flex:1;min-width:0}.learn-bar>span:last-child{border-right:0}.learn-bar .is-shaded{background:#318f82}.learn-bar-secondary,.learn-bar-secondary>span{border-color:var(--learn-accent)}.learn-bar-secondary .is-shaded{background:#b05d81}.learn-explanation{max-width:78ch;font-size:15px}.learn-vocabulary{grid-template-columns:1fr 1fr;gap:24px;margin:24px 0 0;display:grid}.learn-vocabulary dt{font-size:14px;font-weight:700}.learn-vocabulary dd{color:var(--learn-muted);margin:4px 0 0;font-size:14px}.learn-plan-details{border-top:1px solid var(--learn-line);grid-template-columns:1fr 1fr;gap:28px;padding-top:24px;font-size:14px;display:grid}.learn-plan-details ul,.learn-tutor-notes ul{margin-top:0;padding-left:18px}.learn-plan-details li,.learn-tutor-notes li{margin-bottom:9px}.learn-roster{border-left:1px solid var(--learn-line);padding-left:24px;position:sticky;top:20px}.learn-roster h3{align-items:center;gap:8px;display:flex}.learn-roster h3>span{color:var(--learn-muted);margin-left:auto}.learn-roster-list{border-block:1px solid var(--learn-line);max-height:320px;overflow:auto}.learn-roster-list label,.learn-review-check{cursor:pointer;align-items:flex-start;gap:12px;padding:12px 2px;font-size:14px;display:flex}.learn-roster-list label{border-bottom:1px solid #edf0f0}.learn-roster-list small{color:var(--learn-muted);margin-top:3px;display:block}.learn-timings{border:0;grid-template-columns:repeat(3,minmax(0,1fr));gap:8px;margin:20px 0 0;padding:18px 0 0;display:grid}.learn-timings legend{font-size:13px;font-weight:600}.learn-timings label{text-transform:capitalize;font-size:12px}.learn-timings input{width:100%;min-height:42px;color:var(--learn-ink);background:#fff;border:1px solid #a9b9b7;border-radius:4px;margin-top:6px;padding:8px;display:block}.learn-roster>button{width:100%;margin-top:8px}.learn-task-preview{border-block:1px solid var(--learn-line);padding:20px 0}.learn-task-preview summary{cursor:pointer;font-size:14px;font-weight:600}.learn-task-preview li{padding:10px 0;font-size:14px}.learn-task-preview li span{color:var(--learn-muted);font-size:13px;display:block}.learn-recent{border-top:1px solid var(--learn-line);margin-top:32px;padding-top:32px}.learn-recent a,.learn-portal-row{border-bottom:1px solid var(--learn-line);justify-content:space-between;align-items:center;gap:16px;padding:16px 0;font-size:14px;text-decoration:none;display:flex}.learn-recent a>span:last-child{color:var(--learn-muted);align-items:center;gap:10px;display:inline-flex}.learn-error{color:#822a3d;background:#fff0f2;border-left:3px solid #a4364d;padding:16px}.learn-connection{white-space:nowrap;align-items:center;gap:7px;font-size:12px;display:inline-flex}.learn-connection i{background:#929c9f;border-radius:50%;width:7px;height:7px}.learn-connection i.online{background:#138365}.learn-control-bar{border-block:1px solid var(--learn-line);justify-content:space-between;align-items:center;gap:16px;padding:16px 0;display:flex}.learn-controls{flex-wrap:wrap;align-items:center;gap:8px;display:flex}.learn-status{text-transform:uppercase;color:var(--learn-muted);font-size:13px}.status-live{color:#126c62}.status-paused{color:#946100}.learn-stages{grid-template-columns:repeat(3,minmax(0,1fr));margin:0 0 28px;padding:0;list-style:none;display:grid}.learn-stages li{border-bottom:3px solid var(--learn-line);color:var(--learn-muted);align-items:center;gap:10px;padding:18px 12px;font-size:13px;display:flex}.learn-stages li.active{color:var(--learn-primary);border-color:var(--learn-primary);background:#f2f7f5}.learn-stages small{white-space:nowrap;margin-left:auto}.learn-monitor h2{align-items:center;gap:16px;font-size:18px;display:flex}.learn-monitor h2 span{color:var(--learn-muted);font-size:13px;font-weight:400}.learn-table-wrap{width:100%;overflow-x:auto}.learn-monitor table{border-collapse:collapse;text-align:left;width:100%;font-size:13px}.learn-monitor th,.learn-monitor td{border-bottom:1px solid var(--learn-line);white-space:nowrap;padding:14px 12px}.learn-monitor thead th{color:var(--learn-muted);text-transform:uppercase;background:#f3f5f5;font-size:11px}.learn-monitor small{color:var(--learn-muted);margin-top:4px;font-size:11px;font-weight:400;display:block}.learn-table-progress{align-items:center;gap:10px;display:flex}.learning-shell progress{appearance:none;height:7px;accent-color:var(--learn-primary);background:#e2e8e7;border:none;border-radius:4px}.learning-shell progress::-webkit-progress-bar{background:#e2e8e7;border-radius:4px}.learning-shell progress::-webkit-progress-value{background:var(--learn-primary);border-radius:4px}.learn-table-progress progress{width:80px}.learn-tutor-content{grid-template-columns:minmax(0,1fr) 290px;gap:32px;padding-top:12px;display:grid}.learn-tutor-notes{border-left:1px solid var(--learn-line);margin-top:28px;padding:0 0 0 24px;font-size:14px}.learn-projection{background:#fff;min-height:100vh;padding:36px 6%}.learn-projection-brand{margin-bottom:20px;font-size:24px;font-weight:700}.learn-projection-brand span{color:var(--learn-muted);margin-left:16px;font-size:14px;font-weight:400}.learn-projection .learn-teaching{max-width:1100px;margin:0 auto}.learn-projection h2{max-width:none;font-size:32px}.learn-projection .learn-example p,.learn-projection .learn-explanation{font-size:21px}.learn-projection .learn-bar{height:78px}.learn-pause-message{text-align:center;background:#fff2ce;padding:16px;font-size:24px}.learn-student,.learn-portal{width:100%;max-width:900px;margin:0 auto}.learn-student-progress{align-items:center;gap:16px;margin:24px 0 32px;display:flex}.learn-student-progress progress{flex:1;width:0}.learn-student-progress>span{color:var(--learn-muted);white-space:nowrap;font-size:13px}.learn-activity{max-width:740px;margin:0 auto;padding:20px 0}.learn-activity h2{margin-bottom:30px;font-size:25px}.learn-target{align-items:center;gap:24px;margin:28px 0 36px;display:flex}.learn-options{grid-template-columns:repeat(3,minmax(0,1fr));gap:16px;display:grid}.learning-shell .learn-options button{border:2px solid var(--learn-line);flex-direction:column;gap:18px;min-width:0;min-height:160px;padding:18px 14px}.learn-options .learn-bar{height:38px}.learning-shell button[aria-pressed=true]{border-color:var(--learn-primary);box-shadow:inset 0 0 0 1px var(--learn-primary);background:#e2f1ed}.learn-compare-models{gap:24px;display:grid}.learn-compare-models>div{align-items:center;gap:24px;display:flex}.learn-comparison{justify-content:center;gap:24px;margin:32px 0;display:flex}.learning-shell .learn-comparison button{border-width:2px;width:80px;height:70px;font-size:32px}.learn-builder-goal{justify-content:center;align-items:center;gap:20px;margin:24px 0;font-size:24px;display:flex}.learn-build-bar{border:2px solid var(--learn-primary);width:100%;margin:30px 0 18px;display:flex}.learning-shell .learn-build-bar button{border:0;border-right:1px solid var(--learn-primary);border-radius:0;flex:1;min-width:0;height:96px;padding:0}.learning-shell .learn-build-bar button:last-child{border-right:0}.learning-shell .learn-build-bar button[aria-pressed=true]{background:#318f82}.learn-counters{grid-template-columns:repeat(6,minmax(0,1fr));gap:12px;max-width:560px;margin:28px auto 20px;display:grid}.learning-shell .learn-counters button{aspect-ratio:1;border:2px solid var(--learn-primary);border-radius:50%;padding:0;font-size:19px}.learning-shell .learn-counters button[aria-pressed=true]{color:#fff;background:#126c62}.learn-builder>p{text-align:center;color:var(--learn-muted);font-size:14px}.learn-activity-actions{border-top:1px solid var(--learn-line);justify-content:space-between;align-items:center;gap:16px;margin-top:32px;padding-top:24px;display:flex}.learn-feedback{border-left:3px solid var(--learn-primary);background:#edf6f2;margin-top:24px;padding:16px 20px;font-size:15px}.learn-feedback p{margin:6px 0 0}.learn-feedback.retry{background:#fff7e2;border-color:#9e7114}.learn-hint{border-block:1px solid var(--learn-line);align-items:flex-start;gap:12px;padding:16px 0;font-size:15px;display:flex;margin-top:24px!important}.learn-rest{text-align:center;flex-direction:column;justify-content:center;align-items:center;gap:16px;min-height:330px;padding:40px 20px;display:flex}.learn-rest h2,.learn-rest p{margin:0}.learn-rest>svg{color:var(--learn-primary)}.learn-portal section{border-top:1px solid var(--learn-line);padding:28px 0}.learn-portal-current{background:#f3f7f5;align-items:center;gap:24px;margin-bottom:28px;display:flex;border:0!important;padding:28px 24px!important}.learn-portal-current h3{margin:0;font-size:22px}.learn-portal-current>svg{color:var(--learn-primary)}.learn-portal-row>span:nth-child(2){flex:1}.learn-portal-row>span:last-child{color:var(--learn-muted);flex:none;font-size:12px}.learn-age-early .learn-activity h2{font-size:27px}.learn-age-early .learn-activity-actions button{min-height:52px;font-size:17px}.learn-age-secondary .learn-activity h2,.learn-age-mature .learn-activity h2{font-size:23px}.learn-age-mature .learn-activity{max-width:760px}.learn-theme-football .learn-bar .is-shaded{background:#337f47}.learn-theme-football .learn-bar{height:72px}.learn-theme-music .learn-bar .is-shaded{background:#963e68}.learn-theme-space .learn-bar .is-shaded{background:#4667a2}@media (width<=1100px){.learn-preparation{grid-template-columns:minmax(0,1fr) 250px;gap:20px}.learn-tutor-content{grid-template-columns:minmax(0,1fr)}.learn-tutor-notes{border-left:0;border-top:1px solid var(--learn-line);padding:24px 0}.learn-stages li{flex-wrap:wrap}}@media (width<=760px){.learning-shell .app-content{padding:20px 16px 32px}.learning-shell .app-topbar{padding:20px 16px}.learning-shell .app-topbar h1{font-size:22px}.learn-course-heading{flex-direction:column;align-items:flex-start;gap:8px}.learn-course-tabs{grid-template-columns:1fr 1fr}.learn-preparation{grid-template-columns:1fr}.learn-roster{border-left:0;border-top:1px solid var(--learn-line);padding:24px 0 0;position:static}.learn-roster-list{max-height:240px}.learn-example{padding:24px 16px 12px}.learn-model-row,.learn-target,.learn-compare-models>div{gap:14px}.learn-vocabulary,.learn-plan-details{grid-template-columns:1fr;gap:18px}.learn-section-heading{flex-wrap:wrap}.learn-control-bar{flex-direction:column;align-items:flex-start}.learn-stages li{gap:5px;padding:12px 8px;font-size:12px}.learn-stages li>span{display:none}.learn-stages small{width:100%;margin:0}.learn-activity{padding-top:4px}.learn-activity h2{font-size:22px}.learn-options{gap:8px}.learning-shell .learn-options button{min-height:145px;padding:12px 7px}.learn-options .learn-bar{height:36px}.learn-fraction{flex-basis:32px;width:32px;font-size:25px}.learn-counters{grid-template-columns:repeat(4,minmax(0,1fr))}.learn-activity-actions{gap:8px}.learn-activity-actions button{padding:10px}.learn-projection{padding:24px 16px}.learn-projection h2{font-size:25px}.learn-projection .learn-explanation,.learn-projection .learn-example p{font-size:17px}.learn-projection-brand span{margin:4px 0 0;display:block}.learn-portal-current h3{font-size:20px}.learn-portal-row{flex-wrap:wrap}}@media (prefers-reduced-motion:reduce){.learning-shell *,.learning-shell :before,.learning-shell :after{transition:none!important;animation:none!important}}