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.cc-handle.l{top:calc(50% - 7px);left:-7px;cursor:ew-resize}.cc-canvas-editor .cc-handle.r{top:calc(50% - 7px);right:-7px;cursor:ew-resize}.cc-canvas-editor .cc-handle.t{left:calc(50% - 7px);top:-7px;cursor:ns-resize}.cc-canvas-editor .cc-handle.b{left:calc(50% - 7px);bottom:-7px;cursor:ns-resize}.cc-canvas-editor .cc-tail-handle{position:absolute;width:15px;height:15px;min-height:0;min-width:0;padding:0;background:#ffda24;border:2px solid #7d6514;border-radius:50%;transform:translate(-50%,-50%);cursor:crosshair;touch-action:none;z-index:11}.cc-selection-tools{position:fixed;top:0;right:0;bottom:0;left:0;z-index:65;pointer-events:none;color:#183453;font-family:Luckiest Guy,sans-serif}.cc-selection-tools .cc-object-bottom-controls,.cc-selection-tools .cc-object-palette,.cc-selection-tools .cc-object-states,.cc-selection-tools .cc-object-fill-control{position:absolute;pointer-events:auto}.cc-selection-tools .cc-object-fill-control{display:flex;align-items:center;justify-content:center;width:31px;height:126px;padding:7px 4px;background:#fff;border:1px solid #c5d0e2;border-radius:8px;box-shadow:0 2px 8px #18345320}.cc-selection-tools .cc-object-bottom-controls{transform:translate(-50%);display:flex;flex-direction:column;align-items:center;gap:6px}.cc-object-toolbar,.cc-object-palette,.cc-object-states{display:flex;gap:4px;padding:4px;background:#fff;border:1px solid #c5d0e2;border-radius:8px;box-shadow:0 2px 8px #18345320}.cc-object-states{flex-direction:column}.cc-canvas-icon{width:40px;height:40px;min-width:40px;min-height:40px;padding:0;position:relative;display:inline-flex;align-items:center;justify-content:center;background:#fff;border:1px solid #c5d0e2;border-radius:6px;cursor:pointer;color:#183453}.cc-canvas-icon:hover{background:#edf4ff}.cc-canvas-icon:focus-visible{outline:3px solid #2563eb;outline-offset:2px}.cc-canvas-icon[aria-pressed=true]{border-color:#2563eb;box-shadow:inset 0 0 0 1px #2563eb;background:#e6f0ff}.cc-canvas-tooltip{position:absolute;left:50%;bottom:calc(100% + 9px);transform:translate(-50%);background:#173453;color:#fff;font-family:Luckiest Guy,sans-serif;font-size:12px;line-height:1.3;padding:7px 9px;border-radius:5px;white-space:nowrap;visibility:hidden;opacity:0;pointer-events:none;z-index:5;transition:opacity .1s ease,visibility .1s ease}.cc-canvas-icon:hover>.cc-canvas-tooltip,.cc-canvas-icon:focus>.cc-canvas-tooltip{visibility:visible;opacity:1;transition-delay:.35s}.cc-object-states .cc-canvas-tooltip{left:calc(100% + 9px);top:50%;bottom:auto;transform:translateY(-50%)}.cc-object-states img{height:34px;width:34px;object-fit:contain;pointer-events:none}.cc-selection-tools .cc-object-palette{transform:translate(-50%)}.cc-object-palette .cc-text-color{width:24px;height:24px;min-height:24px;min-width:24px;border:2px solid white;border-radius:50%;box-shadow:0 0 0 1px #bbb}.cc-object-palette .cc-text-color[aria-pressed=true]{box-shadow:0 0 0 2px #183453}.cc-selection-tools .cc-fill-slider{writing-mode:vertical-lr;direction:rtl;width:22px;margin:0;padding:0;height:110px;min-height:0;accent-color:#2563eb;background:#fff;border-radius:5px}@media(max-width:850px){.cc-canvas-editor .cc-category-buttons{grid-template-columns:repeat(2,minmax(0,1fr))}.cc-canvas-editor .cc-category-buttons .cc-category{min-height:66px;font-size:11px}.cc-canvas-editor .cc-library-top,.cc-canvas-editor .cc-library-scroll{padding:8px}}.yy-module{--ink: #2b2540;--ink-soft: #6b6484;--paper: #ffffff;--cream: #fff9f0;--brand: #7c5cff;--brand-dark: #6446e6;--brand-soft: #efeaff;--sun: #ffb422;--mint: #34c79a;--rose: #ff6b8a;--line: #ece8f6;--radius-xl: 28px;--radius-lg: 20px;--radius-md: 14px;--shadow-modal: 0 30px 70px -18px rgba(38, 28, 84, .45), 0 2px 8px rgba(38, 28, 84, .08);--shadow-soft: 0 6px 18px -6px rgba(38, 28, 84, .22);--font: "Baloo 2", ui-rounded, "SF Pro Rounded", "Hiragino Maru Gothic ProN", "Nunito", "Quicksand", "Segoe UI", system-ui, -apple-system, sans-serif}.yy-module,.yy-module *{box-sizing:border-box}.yy-module .lab-backdrop{min-height:100%;background:radial-gradient(1100px 620px at 12% -10%,#ffe8c2 0%,transparent 60%),radial-gradient(900px 560px at 92% 8%,#d9ccff 0%,transparent 62%),linear-gradient(160deg,#f4f0ff,#eef6ff 55%,#fff6ec);position:relative;display:flex;align-items:center;justify-content:center}.yy-module .lab-stub{position:absolute;top:26px;left:30px;display:flex;align-items:center;gap:10px;opacity:.5;font-weight:700;color:var(--ink)}.yy-module .lab-stub__mark{width:34px;height:34px;border-radius:10px;background:var(--brand);color:#fff;display:grid;place-items:center;font-size:15px}.yy-module .lab-stub__name{font-size:15px;letter-spacing:.2px}.yy-module .lab-reopen{position:relative;z-index:2}.yy-module .modal-scrim{position:fixed;top:0;right:0;bottom:0;left:0;z-index:50;display:grid;place-items:center;padding:24px;background:#241a486b;-webkit-backdrop-filter:blur(3px);backdrop-filter:blur(3px);animation:scrim-in .28s ease both}@keyframes scrim-in{0%{opacity:0}to{opacity:1}}.yy-module .modal-fit{position:relative;flex:none;width:min(1060px,100%)}.yy-module .modal-scaler{width:100%}.yy-module .modal-scrim:not(.is-quiz) .modal-scaler{width:1280px;height:720px;transform-origin:top left}.yy-module .modal.modal--canvas{width:100%;height:100%;max-width:none;max-height:none}.yy-module .modal--canvas>.screen{flex:1 1 auto;min-height:0}.yy-module .modal--canvas>.maker{flex:1 1 auto;min-height:0}.yy-module .modal{position:relative;width:100%;max-height:min(92vh,860px);background:var(--paper);border-radius:var(--radius-xl);box-shadow:var(--shadow-modal);overflow:hidden;display:flex;flex-direction:column;animation:modal-in .42s cubic-bezier(.22,1.2,.36,1) both}@keyframes modal-in{0%{opacity:0;transform:translateY(18px) scale(.96)}to{opacity:1;transform:none}}.yy-module .screen{padding:46px 40px;overflow-y:auto;animation:fade-up .38s ease both}@keyframes fade-up{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:none}}.yy-module .screen--center{display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;min-height:460px;gap:6px}.yy-module .screen--welcome{background:radial-gradient(620px 340px at 50% 8%,#fff6e4 0%,transparent 70%)}.yy-module .screen__eyebrow{margin:0 0 4px;font-size:17px;font-weight:700;color:var(--brand);letter-spacing:.3px}.yy-module .screen__title{margin:4px 0 10px;font-size:clamp(26px,3.4vw,36px);line-height:1.18;font-weight:800}.yy-module .screen__body{margin:0;font-size:18px;line-height:1.55;color:var(--ink-soft)}.yy-module .screen__body--soft{margin-top:10px;color:var(--brand);font-weight:700}.yy-module .screen__score{margin:14px 0 2px;font-size:17px;font-weight:700;color:var(--mint)}.yy-module .screen .btn{margin-top:26px}.yy-module .burst{font-size:46px;animation:pop .6s cubic-bezier(.2,1.5,.4,1) both}@keyframes pop{0%{transform:scale(0) rotate(-25deg)}to{transform:none}}.yy-module .welcome__art{position:relative;margin-bottom:10px}.yy-module .welcome__yy{display:block;width:210px;height:auto;filter:drop-shadow(0 16px 18px rgba(60,40,120,.2));animation:bob 3.6s ease-in-out infinite;-webkit-user-select:none;user-select:none;-webkit-user-drag:none}@keyframes bob{0%,to{transform:translateY(0)}50%{transform:translateY(-10px)}}.yy-module .btn{-webkit-appearance:none;-moz-appearance:none;appearance:none;border:0;cursor:pointer;font-family:inherit;font-weight:800;font-size:17px;padding:14px 30px;border-radius:999px;min-height:52px;transition:transform .14s ease,box-shadow .2s ease,background .2s ease,opacity .2s ease}.yy-module .btn--xl{font-size:19px;padding:17px 42px;min-height:60px}.yy-module .btn--primary{background:var(--brand);color:#fff;box-shadow:0 6px 0 var(--brand-dark),var(--shadow-soft)}.yy-module .btn--primary:hover:not(:disabled){background:#8a6dff;transform:translateY(-2px)}.yy-module .btn--primary:active:not(:disabled){transform:translateY(4px);box-shadow:0 2px 0 var(--brand-dark)}.yy-module .btn--ghost{background:var(--brand-soft);color:var(--brand-dark);box-shadow:inset 0 0 0 2px #ded4ff}.yy-module .btn--ghost:hover:not(:disabled){background:#e6dfff;transform:translateY(-2px)}.yy-module .btn:disabled{opacity:.42;cursor:not-allowed;box-shadow:none;transform:none}.yy-module .btn:focus-visible{outline:3px solid var(--sun);outline-offset:3px}.yy-module .maker{position:relative;display:grid;grid-template-columns:430px 1fr;gap:0;min-height:0;flex:1;animation:fade-up .38s ease both}.yy-module .maker__left{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:24px 26px 22px;background:linear-gradient(180deg,#f7f3ff,#fdf7ee);border-right:1px solid var(--line)}.yy-module .maker__actions{display:flex;flex-direction:column;gap:10px;width:100%;max-width:280px;margin-top:18px}.yy-module .maker__actions .btn{width:100%;padding-inline:18px}.yy-module .tries{margin:12px 0 0;font-size:14px;font-weight:700;color:var(--ink-soft);display:flex;align-items:center;gap:7px}.yy-module .tries__pip{width:9px;height:9px;border-radius:50%;background:var(--mint);box-shadow:0 0 0 3px #34c79a33}.yy-module .tries__pip.is-out{background:var(--rose);box-shadow:0 0 0 3px #ff6b8a33}.yy-module .maker__right{padding:26px 34px;overflow:hidden;display:flex;flex-direction:column;justify-content:center;align-items:center;gap:20px}.yy-module .picker{width:100%;max-width:600px}.yy-module .stage{position:relative;width:100%;max-width:352px;aspect-ratio:3 / 4;border-radius:var(--radius-lg);overflow:hidden;background:radial-gradient(120% 78% at 50% 0%,#fff6dd,#f0e6ff 52%,#e4dcff);box-shadow:inset 0 0 0 1px #7c5cff24,var(--shadow-soft);display:grid;place-items:center}.yy-module .stage__glow{position:absolute;width:74%;aspect-ratio:1;border-radius:50%;background:radial-gradient(circle,rgba(255,255,255,.95) 0%,transparent 68%)}.yy-module .stage__beam{position:absolute;top:-6%;left:50%;transform:translate(-50%);width:62%;height:84%;background:linear-gradient(180deg,#fff9e0e6,#fff9e000 78%);clip-path:polygon(38% 0,62% 0,100% 100%,0 100%)}.yy-module .stage__floor{position:absolute;bottom:9%;left:50%;transform:translate(-50%);width:58%;height:26px;border-radius:50%;background:radial-gradient(ellipse,rgba(90,60,170,.2) 0%,transparent 72%)}.yy-module .stage__figure{position:relative;z-index:2;display:grid;place-items:center}.yy-module .yy-figure{position:relative;display:block}.yy-module .yy-layer{position:absolute;top:0;right:0;bottom:0;left:0;width:100%;height:100%;object-fit:contain;image-rendering:-webkit-optimize-contrast;-webkit-user-select:none;user-select:none;-webkit-user-drag:none}.yy-module .yy-layer--headwear{pointer-events:none;transform:translateY(0)}.yy-module .yy-layer--body{opacity:0}.yy-module .yy-layer--body.is-active{opacity:1}.yy-module .yy-figure[data-state=happy] .yy-layer--headwear{transform:translateY(calc(-1 * var(--hw-hop, 1px)))}.yy-module .yy-figure[data-state=sad] .yy-layer--headwear{transform:translateY(var(--hw-hop, 1px))}.yy-module .yy-layer--base{opacity:.96}.yy-module .yy-figure--buddy{filter:drop-shadow(0 6px 10px rgba(40,28,80,.22))}.yy-module .curtain{position:absolute;top:0;right:0;bottom:0;left:0;z-index:4;pointer-events:none}.yy-module .curtain__cloth,.yy-module .curtain__fringe{position:absolute;left:0;width:100%;transform:translateY(-102%)}.yy-module .curtain__cloth{top:0;height:100%;background:repeating-linear-gradient(90deg,#d9345a 0,#d9345a 16px,#c02a4d 16px,#c02a4d 32px),linear-gradient(180deg,#e2456a,#a82242)}.yy-module .curtain__fringe{top:0;height:100%;background:radial-gradient(circle at 10px 0,#f5c542 0 8px,transparent 9px) left bottom / 20px 16px repeat-x}.yy-module .stage--drop .curtain__cloth,.yy-module .stage--drop .curtain__fringe{animation:curtain-down .34s cubic-bezier(.4,.1,.3,1) forwards}.yy-module .stage--hold .curtain__cloth,.yy-module .stage--hold .curtain__fringe{transform:translateY(0)}.yy-module .stage--lift .curtain__cloth,.yy-module .stage--lift .curtain__fringe{animation:curtain-up .43s cubic-bezier(.5,0,.4,1) forwards}@keyframes curtain-down{0%{transform:translateY(-102%)}to{transform:translateY(0)}}@keyframes curtain-up{0%{transform:translateY(0)}to{transform:translateY(-102%)}}.yy-module .sparkles{position:absolute;top:0;right:0;bottom:0;left:0;z-index:5;pointer-events:none}.yy-module .sparkle{position:absolute;font-size:22px;color:#ffd75e;text-shadow:0 0 10px rgba(255,215,94,.9);animation:sparkle .62s ease-out both}@keyframes sparkle{0%{opacity:0;transform:scale(.2) rotate(0)}40%{opacity:1;transform:scale(1.25) rotate(90deg)}to{opacity:0;transform:scale(.5) rotate(180deg)}}.yy-module .picker__title{margin:0 0 10px;font-size:17px;font-weight:800;color:var(--ink)}.yy-module .swatch-row{display:flex;gap:16px}.yy-module .swatch{position:relative;width:62px;height:62px;padding:0;border:0;border-radius:50%;cursor:pointer;background:transparent;transition:transform .16s ease}.yy-module .swatch__dot{position:absolute;top:0;right:0;bottom:0;left:0;border-radius:50%;background:var(--swatch);box-shadow:inset 0 0 0 2px #00000012,0 3px 8px #281c5029;transition:box-shadow .18s ease}.yy-module .swatch__check{position:absolute;right:-2px;bottom:-2px;width:24px;height:24px;border-radius:50%;background:var(--brand);color:#fff;font-size:13px;font-weight:900;display:grid;place-items:center;transform:scale(0);transition:transform .2s cubic-bezier(.2,1.6,.4,1);box-shadow:0 0 0 3px #fff}.yy-module .swatch:hover{transform:translateY(-3px)}.yy-module .swatch.is-selected .swatch__dot{box-shadow:inset 0 0 0 2px #00000012,0 0 0 4px var(--brand),0 0 18px #7c5cff80}.yy-module .swatch.is-selected .swatch__check{transform:scale(1)}.yy-module .swatch:focus-visible{outline:3px solid var(--sun);outline-offset:4px;border-radius:50%}.yy-module .thumb-grid{display:grid;gap:10px;grid-template-columns:repeat(6,minmax(0,1fr));max-width:600px}.yy-module .thumb{position:relative;aspect-ratio:1;padding:6px;border:2px solid var(--line);border-radius:var(--radius-md);background:var(--cream);cursor:pointer;display:grid;place-items:center;transition:transform .16s ease,border-color .18s ease,box-shadow .2s ease,background .2s ease}.yy-module .thumb img{width:100%;height:100%;object-fit:contain;pointer-events:none}.yy-module .thumb:hover{transform:translateY(-3px);border-color:#d9cdff;box-shadow:var(--shadow-soft)}.yy-module .thumb.is-selected{border-color:var(--brand);background:#fff;box-shadow:0 0 0 3px #7c5cff38,var(--shadow-soft);transform:translateY(-2px)}.yy-module .thumb:focus-visible{outline:3px solid var(--sun);outline-offset:2px}.yy-module .toast{position:absolute;left:50%;bottom:22px;transform:translate(-50%);z-index:20;max-width:86%;padding:11px 20px;border-radius:999px;font-size:15px;font-weight:700;color:#fff;background:var(--ink);box-shadow:0 10px 26px -10px #281c50b3;animation:toast-in .34s cubic-bezier(.2,1.3,.4,1) both}.yy-module .toast--final{background:var(--rose)}@keyframes toast-in{0%{opacity:0;transform:translate(-50%,14px)}to{opacity:1;transform:translate(-50%)}}.yy-module .modal-scrim.is-quiz .modal-fit{width:min(760px,100%)}@media(min-width:1040px){.yy-module .modal-scrim.is-quiz{justify-items:start;padding-left:clamp(28px,5vw,80px)}.yy-module .modal-scrim.is-quiz .modal-fit{width:720px}}.yy-module .quiz{padding:40px 44px 44px;display:flex;flex-direction:column;gap:22px;min-height:480px;animation:fade-up .34s ease both}.yy-module .quiz__head{display:flex;align-items:center;justify-content:space-between}.yy-module .quiz__count{font-size:15px;font-weight:700;color:var(--ink-soft)}.yy-module .quiz__dots{display:flex;gap:7px}.yy-module .dot{width:10px;height:10px;border-radius:50%;background:var(--line);transition:background .2s,transform .2s}.yy-module .dot.is-done{background:var(--mint)}.yy-module .dot.is-now{background:var(--brand);transform:scale(1.3)}.yy-module .quiz__prompt{margin:4px 0 6px;text-align:center;font-size:clamp(34px,5vw,50px);font-weight:800;letter-spacing:1px}.yy-module .quiz__choices{display:grid;grid-template-columns:repeat(2,1fr);gap:14px;max-width:640px;width:100%;margin:0 auto}.yy-module .choice{display:flex;align-items:center;gap:14px;padding:16px 20px;min-height:64px;border:2px solid var(--line);border-radius:var(--radius-lg);background:#fff;cursor:pointer;font-family:inherit;font-size:22px;font-weight:800;color:var(--ink);text-align:left;transition:transform .14s ease,border-color .18s,background .18s,box-shadow .2s}.yy-module .choice:hover:not(:disabled){transform:translateY(-2px);border-color:#d9cdff;box-shadow:var(--shadow-soft)}.yy-module .choice:disabled{cursor:default}.yy-module .choice__label{flex:none;width:34px;height:34px;border-radius:50%;background:var(--brand-soft);color:var(--brand-dark);display:grid;place-items:center;font-size:15px}.yy-module .choice.is-correct{border-color:var(--mint);background:#eefaf5}.yy-module .choice.is-correct .choice__label{background:var(--mint);color:#fff}.yy-module .choice.is-wrong{border-color:var(--rose);background:#fff0f3}.yy-module .choice.is-wrong .choice__label{background:var(--rose);color:#fff}.yy-module .choice:focus-visible{outline:3px solid var(--sun);outline-offset:2px}.yy-module .quiz__foot{display:flex;justify-content:center;margin-top:auto}.yy-module .buddy{position:fixed;right:30px;bottom:26px;z-index:120;pointer-events:none}.yy-module .buddy__bubble-slot{position:absolute;bottom:100%;right:-4px;left:auto;width:max-content;max-width:210px;display:flex;justify-content:flex-end;pointer-events:none}.yy-module .buddy__hit{pointer-events:auto;border:0;background:transparent;padding:0;cursor:pointer;transition:transform .18s cubic-bezier(.2,1.4,.4,1)}.yy-module .buddy__hit:hover{transform:translateY(-4px) scale(1.04)}.yy-module .buddy__hit:focus-visible{outline:3px solid var(--sun);outline-offset:4px;border-radius:16px}.yy-module .bubble{position:relative;margin-bottom:12px;min-width:108px;max-width:210px;padding:10px 16px;border-radius:18px;background:#fff;color:var(--ink);font-size:15px;font-weight:800;line-height:1.3;text-align:center;box-shadow:0 8px 20px -8px #281c5073,inset 0 0 0 2px var(--line);animation:bubble-in .26s cubic-bezier(.2,1.5,.4,1) both,bubble-out .4s ease 1.6s both}.yy-module .bubble--happy{background:#eefaf5;color:#147a58;box-shadow:0 8px 20px -8px #147a5873,inset 0 0 0 2px #bfeadb}.yy-module .bubble--sad{background:#fff0f3;color:#b8375a;box-shadow:0 8px 20px -8px #b8375a66,inset 0 0 0 2px #ffd3dd}.yy-module .bubble__tail{position:absolute;right:50px;left:auto;bottom:-7px;transform:rotate(45deg);width:14px;height:14px;background:inherit;box-shadow:2px 2px 0 0 var(--line)}.yy-module .bubble--happy .bubble__tail{box-shadow:2px 2px #bfeadb}.yy-module .bubble--sad .bubble__tail{box-shadow:2px 2px #ffd3dd}@keyframes bubble-in{0%{opacity:0;transform:translateY(8px) scale(.85)}to{opacity:1;transform:none}}@keyframes bubble-out{0%{opacity:1}to{opacity:0;transform:translateY(-6px)}}@media(max-width:900px){.yy-module .quiz{padding:28px 30px 32px;min-height:0}.yy-module .quiz__choices{grid-template-columns:1fr}.yy-module 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.ap-canvas-stage{touch-action:auto}.assignment-work-pad .ap-canvas-stage[data-erasing=true]{touch-action:none}.assignment-work-pad .ap-pad-footer{display:flex;justify-content:flex-start;margin-top:8px}.ap-pad-height-handle{position:absolute;right:2px;bottom:2px;z-index:10;display:flex;align-items:center;justify-content:center;width:24px;height:24px;min-height:24px;padding:0;cursor:ns-resize;touch-action:none;background:#edf3fa}.daily-challenge-active .question-card :is(.ap-scratch-pad,.math-shortcuts,math-field,.mixed-work-editor){color:#111}.daily-challenge-active .question-card .math-shortcuts :is(button,input,select){color:#111}.daily-challenge-active .question-card .ap-scratch-pad :is(button,label,output,small,input,select){color:#111}.daily-challenge-active :is(.math-functions-menu,.simple-keyboard){color:#111}.gradebook-heading{display:block}.gradebook-controls{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:12px;margin-top:14px}.gradebook-actions{flex-wrap:nowrap}.search-active-dot{width:5px;height:5px;border-radius:50%;background:#487856;position:absolute;top:5px;right:5px}.math-shortcuts select,.assessment-proto .math-shortcuts select{font-size:13px}.cc-canvas-editor{grid-template-columns:1.35fr 1fr;gap:20px}main:has(.cc-canvas-editor){padding-bottom:12px}.cc-canvas-editor .cc-library-top{padding:10px 12px}.cc-canvas-editor .cc-library-instruction{margin-bottom:8px;font-size:12px}.cc-canvas-editor .cc-category-buttons{gap:6px}.cc-canvas-editor .cc-category-buttons .cc-category{min-height:20px;height:20px;padding:2px 6px;flex-direction:row;align-items:center;justify-content:center;gap:5px;font-size:11px;line-height:1;white-space:nowrap}.cc-canvas-editor .cc-category-buttons .cc-category>svg{flex-shrink:0;width:14px;height:14px}.cc-canvas-editor .cc-category-chevron{display:none}.cc-canvas-editor .cc-library-scroll{padding:10px 12px}.cc-canvas-editor .cc-asset-grid.backgrounds{grid-template-columns:repeat(3,minmax(0,1fr));gap:7px}.cc-canvas-editor .cc-asset-grid.backgrounds button{padding:4px;min-height:0}.cc-canvas-editor .cc-asset-grid.backgrounds img{width:100%;height:90px;aspect-ratio:auto;object-fit:cover}.cc-canvas-editor .cc-actions{grid-template-columns:1fr 1fr;padding:10px 12px;gap:7px}.cc-canvas-editor .cc-actions>button{min-width:0;padding:9px 6px;font-size:14px;white-space:nowrap}.cc-canvas-editor .cc-actions>p{grid-column:1 / -1;font-size:12px}.cc-canvas-editor .cc-actions>p:empty{display:none}.cc-answer-reminder{display:block;margin-top:6px;font-size:12px;line-height:1.3}.copyright{padding:5px 12px;font-size:10px;line-height:1.3}@media(max-width:900px){.cc-canvas-editor{grid-template-columns:1fr;height:auto;min-height:0}.cc-canvas-editor .cc-workspace{height:min(65vh,520px)}.cc-canvas-editor .cc-library{height:480px}}@media(max-width:500px){.cc-canvas-editor .cc-category-buttons .cc-category{font-size:10px;gap:3px;padding-inline:3px}.cc-canvas-editor .cc-category-buttons .cc-category>svg{width:12px;height:12px}.cc-canvas-editor .cc-actions>button{font-size:12px;white-space:normal;line-height:1.25}}.cc-object-character{pointer-events:none;outline:none!important;border:0!important}.cc-character-clip,.cc-character-source{position:absolute;top:0;right:0;bottom:0;left:0;pointer-events:none}.cc-character-source img,.cc-character-crop-ghost{position:absolute;top:0;right:0;bottom:0;left:0;width:100%;height:100%;pointer-events:none}.cc-character-crop-ghost{opacity:.22;filter:none}.cc-character-visible{position:absolute;box-sizing:border-box;pointer-events:auto}.cc-character-visible.selected{outline:1px solid #3d84ee}.cc-character-visible .cc-handle,.cc-character-visible .cc-rotate{pointer-events:auto}.cc-character-cropping{outline:1px solid #222;cursor:default}.cc-crop-handle{position:absolute;z-index:4;border:0;padding:0;margin:0;background:transparent;border-radius:0;min-width:0;min-height:0;box-shadow:none;touch-action:none;transform:translate(-50%,-50%)}.cc-crop-handle:after{content:"";position:absolute;background:#111;box-shadow:0 0 0 1px #fff}.cc-crop-handle.l,.cc-crop-handle.r{width:18px;height:28px;cursor:ew-resize}.cc-crop-handle.l:after,.cc-crop-handle.r:after{width:4px;height:18px;left:7px;top:5px}.cc-crop-handle.t,.cc-crop-handle.b{width:28px;height:18px;cursor:ns-resize}.cc-crop-handle.t:after,.cc-crop-handle.b:after{width:18px;height:4px;left:5px;top:7px}.cc-crop-handle.tl,.cc-crop-handle.tr,.cc-crop-handle.bl,.cc-crop-handle.br{width:24px;height:24px}.cc-crop-handle.tl,.cc-crop-handle.br{cursor:nwse-resize}.cc-crop-handle.tr,.cc-crop-handle.bl{cursor:nesw-resize}.cc-crop-handle.tl:after,.cc-crop-handle.tr:after,.cc-crop-handle.bl:after,.cc-crop-handle.br:after{background:transparent;width:12px;height:12px;left:6px;top:6px;border:solid #111;box-shadow:none}.cc-crop-handle.tl:after{border-width:4px 0 0 4px}.cc-crop-handle.tr:after{border-width:4px 4px 0 0}.cc-crop-handle.bl:after{border-width:0 0 4px 4px}.cc-crop-handle.br:after{border-width:0 4px 4px 0}.cc-crop-handle.tl{left:0;top:0}.cc-crop-handle.tr{left:100%;top:0}.cc-crop-handle.bl{left:0;top:100%}.cc-crop-handle.br{left:100%;top:100%}.cc-crop-handle.l{left:0;top:50%}.cc-crop-handle.r{left:100%;top:50%}.cc-crop-handle.t{left:50%;top:0}.cc-crop-handle.b{left:50%;top:100%}.cc-crop-hint{position:absolute;left:50%;top:-34px;transform:translate(-50%);white-space:nowrap;font:11px/1.3 system-ui,sans-serif;color:#fff;padding:3px 6px;background:#24364a;border-radius:3px;pointer-events:none}

/* XY_OCT11_GRADE_HEADER_AND_STUDENT_TABS */
.xy-grades-floating-header{position:fixed;z-index:20;overflow:hidden;box-sizing:border-box;background:#f0f2eb;box-shadow:0 2px 4px #24364b24}
.xy-grades-floating-header>.grade-table{margin:0!important;table-layout:fixed}
.xy-grades-floating-header .grade-table thead th{position:relative;top:auto}
.xy-grades-floating-header .grade-table thead th:first-child{position:sticky;left:0;z-index:4;background:#f0f2eb}
.student-work-tabs>button:before,.student-work-tabs>button:after{clip-path:none;border-radius:14px 14px 0 0}
.student-work-tabs>button[aria-selected=true]:after{background:var(--tab-tint)}
.student-work-tabs>button:focus-visible{border-radius:14px 14px 0 0}
@supports(clip-path:shape(from 0 14px,curve to 14px 0 with 0 0,line to calc(100% - 32px) 0,curve to calc(100% - 18px) 10px with calc(100% - 20px) 0,line to 100% 100%,line to 0 100%,close)){
  .student-work-tabs>button:before,.student-work-tabs>button:after{border-radius:0;clip-path:shape(from 0 14px,curve to 14px 0 with 0 0,line to calc(100% - 32px) 0,curve to calc(100% - 18px) 10px with calc(100% - 20px) 0,line to 100% 100%,line to 0 100%,close)}
}
.student-work-panel[id="work-panel-current"]{background:#e5effa}
.student-work-panel[id="work-panel-late"]{background:#fff0ed}
.student-work-panel[id="work-panel-projects"]{background:#f2edff}
.student-work-panel[id="work-panel-assessments"]{background:#e5f4f3}
.student-work-panel[id="work-panel-completed"]{background:#edf5e8}
.student-work-panel[id="work-panel-past"]{background:#f1f0ee}
@media print{.xy-grades-floating-header{display:none!important}}

/* Scoped supplementary Unit 2 teaching diagrams; current styles stay intact. */
.xy-unit2-solution-step { margin: .65rem 0; overflow-wrap: anywhere; }
.xy-unit2-working-line { margin: .4rem 0; }
.xy-unit2-circled-terms { display: inline-flex; flex-wrap: wrap; gap: .4rem; max-width: 100%; }
.xy-unit2-circled-term { border: 2px solid #111; border-radius: 50%; display: inline-flex; align-items: center; padding: .15rem .45rem; white-space: nowrap; }
.xy-unit2-division-rows { display: block; max-width: 100%; overflow-x: auto; padding: .3rem 0; }
.xy-unit2-division-row { display: grid; grid-template-columns: minmax(2rem,max-content) max-content; grid-template-rows: auto auto; width: max-content; margin: .35rem 0; color: #111; }
.xy-unit2-divisor { grid-column: 1; grid-row: 1; padding: .15rem .55rem .35rem .1rem; }
.xy-unit2-dividend { grid-column: 2; grid-row: 1; border-left: 2px solid #111; border-bottom: 2px solid #111; padding: .15rem .6rem .35rem; }
.xy-unit2-quotients { grid-column: 2; grid-row: 2; padding: .25rem .6rem .1rem; }
.xy-unit2-dividend,.xy-unit2-quotients { display: grid; gap: 1rem; }
.xy-unit2-algebra-input-hint { font-size: .85rem; line-height: 1.4; margin: .5rem 0; }

/* Teacher preview access: text link, no boxed control. */
.xy-see-solution{display:block;margin-top:auto;padding:14px 0 0;background:none;border:0;border-radius:0;box-shadow:none;color:#0059aa;text-decoration:underline;font-size:14px;cursor:pointer;text-align:left;width:fit-content}
.xy-see-solution:hover{background:none;color:#003b73}.xy-see-solution:focus-visible{outline:2px solid #2375b7;outline-offset:3px}
.problem-type-card figure{margin:8px 0}.problem-type-card figure img{width:100%;height:auto;max-width:360px;display:block;margin:auto}
.xy-preview-solution-modal .question-preview figure img{max-width:360px;width:100%;height:auto}.xy-preview-solution-modal .modal{max-width:760px}
@media print{.xy-see-solution{display:none}}

/* Restore the Daily Challenge's recovered night-sky palette inside the assignment folder. */
.student-work-dashboard .dashboard-work-card.challenge {
  position: relative;
  overflow: hidden;
  border-color: #79659c;
  color: #f8f6ff;
  background:
    radial-gradient(circle at 18% 22%, #55337b 0 2px, transparent 3px),
    radial-gradient(circle at 78% 35%, #fff2a8 0 1px, transparent 2px),
    radial-gradient(circle at 64% 78%, #b8a5ff 0 2px, transparent 3px),
    linear-gradient(145deg, #090b20, #21113c 58%, #061b2d);
  box-shadow: 0 8px 22px #21113c26;
}
.student-work-dashboard .dashboard-work-card.challenge .dashboard-assignment {
  position: relative;
  padding-left: 58px !important;
  color: #f8f6ff;
  background: transparent;
}
.student-work-dashboard .dashboard-work-card.challenge .dashboard-assignment::before {
  content: "✦";
  position: absolute;
  left: 20px;
  top: 50%;
  transform: translateY(-50%);
  color: #ffe98a;
  font-size: 1.8rem;
  text-shadow: 0 0 18px #ffd95b88;
  pointer-events: none;
}
.student-work-dashboard .dashboard-work-card.challenge .assignment-due,
.student-work-dashboard .dashboard-work-card.challenge .dashboard-work-status,
.student-work-dashboard .dashboard-work-card.challenge .dashboard-work-status small {
  color: #ddd3ef;
}
.student-work-dashboard .dashboard-work-card.challenge .challenge-time-left {
  color: #eee4ff;
}
.student-work-dashboard .dashboard-work-card.challenge .dashboard-assignment:hover {
  background: #ffffff0d;
}
.student-work-dashboard .dashboard-work-card.challenge .dashboard-assignment:focus-visible {
  outline: 3px solid #ffe98a;
  outline-offset: -4px;
}
.xy-comic-gallery-waiting .xy-comic-own-published {
  margin: 24px 0;
}
.xy-comic-gallery-waiting .xy-comic-own-published figcaption {
  margin-bottom: 10px;
  font-weight: 700;
}
.xy-comic-gallery-waiting .xy-comic-own-published img {
  display: block;
  width: min(100%, 900px);
  height: auto;
  border-radius: 12px;
}


/* Newly earned YY outfit announcement inside the existing Maker. */
.yy-module .maker__left:has(> .xy-yy-unlock-speech) {
  position: relative;
}
.yy-module .xy-yy-unlock-speech {
  position: absolute;
  top: 12px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 3;
  width: max-content;
  min-width: 0;
  max-width: 340px;
  right: auto;
  bottom: auto;
  margin: 0;
  white-space: normal;
  font-size: 16px;
  line-height: 1.35;
}

/* Shared math-editor selection: pale yellow in answers, work and replies. */
math-field{--selection-background-color:#fff1b8;--selection-color:#243b43;--contains-highlight-background-color:#fff8dc;--contains-highlight-color:#243b43}

/* xy-ui-20261014: assignment summaries, opaque frozen names and comic size controls */
.assignment-summary .table-scroll{isolation:isolate;padding:0;overflow-x:auto}
.assignment-summary table{border-collapse:separate;border-spacing:0}
.assignment-summary th:first-child,.assignment-summary td:first-child{position:sticky;left:0;z-index:3;background:#fff;min-width:180px;overflow:hidden;box-shadow:3px 0 #e1e4dc}
.assignment-summary thead th:first-child{z-index:5;background:#f0f2eb}
.xy-summary-level{display:flex;align-items:center;gap:7px;min-height:25px;white-space:nowrap}
.xy-summary-level.ready{color:#a63333}.xy-summary-level.heat{color:#826000}.xy-summary-level.speed{color:#17683c}
.grade-scroll{padding-left:0;padding-right:0;isolation:isolate;overflow-x:auto}
.grade-scroll>.grade-table{border-collapse:separate;border-spacing:0}
.grade-scroll>.grade-table th:first-child,.grade-scroll>.grade-table td:first-child{position:sticky;left:0;z-index:3;background:#fff;overflow:hidden;box-shadow:3px 0 #e1e4dc}
.grade-scroll>.grade-table thead th:first-child{z-index:6;background:#f0f2eb}
.xy-grades-floating-header{overflow:hidden}
.xy-grades-floating-header th:first-child{position:sticky;left:0;z-index:6;background:#f0f2eb}
.xy-comic-view{min-width:0;max-width:100%}
.xy-comic-size-controls{display:flex;gap:0;width:100%;margin:0 0 4px}
.xy-comic-size-controls>button{flex:0 0 50%;width:50%;min-width:0;min-height:0;height:24px;padding:1px 4px;font-size:12px;line-height:18px;border-radius:0}
.xy-comic-size-controls>button:first-child{border-radius:5px 0 0 5px}
.xy-comic-size-controls>button:last-child{border-radius:0 5px 5px 0}
.xy-comic-size-controls>button[aria-pressed=true]{background:#e5edf5;border-color:#6a8199;font-weight:700}
.xy-comic-view.xy-comic-large>.cc-full-comic{display:block;width:100%;max-width:none;height:auto;max-height:none}
.xy-comic-view.xy-comic-compact>.cc-full-comic{display:block;object-fit:contain;width:auto!important;max-width:100%!important;height:auto;max-height:calc(100vh - 200px);margin:0 auto}
.xy-comic-view.xy-comic-compact.xy-comic-teacher>.cc-full-comic{max-height:calc(68vh - 32px)}

/* XY reward notification preference: shared by both existing editors. */
.xy-reward-notify-preference{display:flex;align-items:center;gap:10px;margin:10px 0;padding:6px 0;min-width:0}
.xy-reward-notify-preference .xy-reward-notify-title{flex:1;min-width:0;font-size:.85rem;font-weight:600;white-space:nowrap}
.xy-reward-notify-preference label{display:inline-flex!important;flex-direction:row!important;flex-shrink:0;align-items:center;gap:4px;white-space:nowrap;margin:0!important}
.xy-reward-notify-preference input[type=radio]{width:auto!important;min-width:0;margin:0;accent-color:#3478b9}
.xy-reward-notify-preference small{display:none}
@media(max-width:620px){.xy-reward-notify-preference{gap:7px}.xy-reward-notify-preference .xy-reward-notify-title{font-size:.78rem;white-space:normal}}

/* October 15: existing notification cards inside three gray work-style tabs. */
.xy-notification-tabs {display:flex; align-items:stretch; gap:5px; margin-top:20px;}
.xy-notification-tabs [role="tab"] {flex:1; background:#eee; border:1px solid #d3d6d2; border-radius:14px 14px 0 0; padding:12px 8px; margin:0; border-bottom:0;}
.xy-notification-tabs [aria-selected="true"] {background:#e3e5e2; font-weight:750; box-shadow:inset 0 3px #8c9389;}
.xy-notification-panel.paper {background:#e3e5e2; margin-top:0; border-radius:0 0 14px 14px; min-height:180px;}
.xy-notification-tabs [role="tab"]:focus-visible {outline:3px solid #426781; outline-offset:-4px;}
.grade-scroll.paper {background:transparent; border:0; box-shadow:none; padding:0;}
.grade-scroll > .grade-table {margin:0;}
.grade-scroll .grade-table th:first-child, .grade-scroll .grade-table td:first-child {background:#fff;}
.grade-scroll .grade-table thead th:first-child {background:#edf3fb;}
.cc-progress-student {display:block;}
.cc-progress-student strong {vertical-align:middle;}
.cc-progress-student .cc-icon-button {display:inline-flex; margin-left:8px; vertical-align:middle;}
body.daily-challenge-active #root {min-height:100vh; display:flex; flex-direction:column;}
body.daily-challenge-active #root > main {flex:1; width:100%; box-sizing:border-box; margin:0 auto; padding-bottom:24px;}
body.daily-challenge-active #root > .copyright {position:static; margin-top:auto; color:#f7f3ff; background:#101329;}
.xy-preview-notice {background:#f3f4ef; font-weight:600;}
@media(max-width:600px) {.xy-notification-tabs [role="tab"] {font-size:12px; padding:10px 5px;}}

/* Comic-Con controls keep the class selector and actions together. */
.cc-gallery-toolbar { gap: 8px; flex-wrap: nowrap; }
.cc-gallery-toolbar label.cc-gallery-class { gap: 6px; font-size: 12px; flex: 0 1 auto; min-width: 0; }
.cc-gallery-toolbar .cc-gallery-class select { font-size: 12px; min-width: 100px; max-width: 180px; padding: 6px; }
.cc-gallery-toolbar .cc-gallery-class option { font-size: 12px; }
.cc-gallery-toolbar .cc-gallery-actions { gap: 6px; flex-wrap: nowrap; }
.cc-gallery-toolbar .cc-gallery-actions button { font-size: 12px; padding: 7px 9px; white-space: nowrap; height: 34px; margin: 0; box-sizing: border-box; }
.cc-gallery-toolbar .cc-gallery-actions .cc-icon-button { width: 34px; min-width: 34px; padding: 0; }
.cc-progress-student .xy-comic-name-link { display: inline; width: auto; margin: 0; padding: 0; border: 0; background: transparent; color: #195b91; font: inherit; font-weight: 700; text-align: left; text-decoration: underline; text-underline-offset: 3px; cursor: pointer; }
.cc-progress-student .xy-comic-name-link:hover { color: #103e68; }
.cc-progress-student .xy-comic-name-link:focus-visible { outline: 2px solid #195b91; outline-offset: 3px; }
@media (max-width: 700px) {
  .cc-gallery-toolbar { flex-wrap: wrap; }
  .cc-gallery-toolbar .cc-gallery-actions { flex-wrap: wrap; margin-left: 0; justify-content: flex-start; }
}
/* Class membership filtering stays beside the existing search. */
.assignment-list-heading .xy-assignment-filters { float: right; display: inline-flex; align-items: center; gap: 8px; margin-left: 12px; }
.xy-assignment-filters select { width: auto; max-width: 180px; min-height: 32px; margin: 0; padding: 4px 8px; font-size: 14px; }
.xy-assignment-filters .assignment-search { flex: 0 0 auto; }
.assignment-list-heading::after { content: ''; display: table; clear: both; }
/* The active text row and selection use the same readable light yellow. */
math-field { --highlight-text: #fff4b8; --text-highlight-background-color: #fff4b8; --contains-highlight-background-color: #fff4b8; --contains-highlight-color: #182435; }
.mixed-work-line:focus { background: #fff4b8; }
/* Functions occupy their own row and move the editable workspace down. */
.xy-function-controls { width: 100%; min-width: 0; }
.math-editor:has(.answer-text-line) { width: 100%; max-width: 100%; }
.xy-function-keys { display: flex; flex-wrap: nowrap; align-items: stretch; gap: 4px; width: 100%; max-width: 100%; box-sizing: border-box; overflow-x: auto; padding: 6px 0; }
.xy-function-keys > button { display: inline-flex; flex: 1 0 42px; min-width: 42px; min-height: 38px; align-items: center; justify-content: center; margin: 0; padding: 4px 5px; background: #fff; border: 1px solid #c3c8ce; border-radius: 4px; font-size: 16px; color: #182435; }
.xy-function-keys .katex { font-size: 1em; }
.xy-function-keys > button:hover { background: #fff4d0; }
/* Both editors share this full-width bottom keyboard, outside narrow columns. */
.xy-docked-keyboard { position: fixed; inset: auto 0 0; z-index: 2600; width: 100%; max-height: 50dvh; overflow: auto; overscroll-behavior: contain; background: #eceeef; box-shadow: 0 -3px 18px #14233426; }
.xy-docked-keyboard > .simple-keyboard { position: relative; inset: auto; width: 100%; max-width: 1120px; min-width: 0; margin: 0 auto; padding: 10px 16px 12px; box-sizing: border-box; transform: none; box-shadow: none; }
.xy-docked-keyboard .keyboard-main { grid-template-columns: 4fr 2fr 5fr; gap: 14px; }
.xy-docked-keyboard .keyboard-functions { grid-template-columns: repeat(5,minmax(0,1fr)); grid-column: auto; }
.xy-docked-keyboard .keyboard-main button,.xy-docked-keyboard .abc-row button { min-width: 0; min-height: 46px; padding: 5px; font-size: 23px; }
.xy-docked-keyboard .keyboard-functions button { font-size: 20px; }
.xy-docked-keyboard .keyboard-top button { font-size: 17px; padding: 5px 16px; }
body.xy-math-keyboard-open { padding-bottom: calc(var(--xy-keyboard-height, 310px) + 24px); }
.xy-math-keyboard-open math-field { scroll-margin-block: 24px calc(var(--xy-keyboard-height, 310px) + 24px); }
.xy-math-keyboard-open :is(.ap-dialog,.modal) { max-height: calc(100dvh - var(--xy-keyboard-height, 310px) - 24px); overflow-y: auto; }
.xy-math-keyboard-open :is(.ap-overlay,.modal-backdrop) { align-items: flex-start; }
@media (max-width: 650px) {
  .xy-docked-keyboard > .simple-keyboard { padding: 8px; }
  .xy-docked-keyboard .keyboard-main { gap: 7px; }
  .xy-docked-keyboard .keyboard-main button,.xy-docked-keyboard .abc-row button { min-height: 38px; font-size: 18px; }
  .xy-docked-keyboard .keyboard-functions button { font-size: 15px; padding: 2px; }
  .xy-docked-keyboard .keyboard-functions :is([data-math-function="Angle"],[data-math-function="Triangle"],[data-math-function="Line"],[data-math-function="Segment"]) .katex { font-size: clamp(8px,2.1vw,12px); }
  .xy-docked-keyboard :is(.keyboard-numbers,.keyboard-navigation,.keyboard-functions) { gap: 4px; }
}
.xy-score-completion .modal { width: min(650px,94vw); }
.xy-score-completion .xy-completion-copy { font-family: inherit; font-size: 17px; line-height: 1.35; }
.assignment-completion .xy-completion-actions { display: flex; flex-wrap: nowrap; align-items: stretch; gap: 8px; width: 100%; }
.assignment-completion .xy-completion-actions button { flex: 1 1 0; min-width: 0; margin: 0; padding: 10px 8px; font-size: 15px; }
.assignment-completion .xy-completion-actions button:last-child:nth-child(3) { flex-grow: 1.8; }
@media (max-width: 450px) {
  .assignment-completion .xy-completion-actions { gap: 5px; }
  .assignment-completion .xy-completion-actions button { font-size: 12px; padding: 9px 5px; }
}

/* Peer solving results only; no gallery, grading, attempt or editor changes. */
.cc-peer-result {
  color: #173e62;
  border: 1px solid;
  border-radius: 12px;
  padding: 18px 20px;
  overflow-wrap: anywhere;
}
.cc-peer-result.cc-peer-result-correct {
  background: #e7f6eb;
  border-color: #a4cfb1;
}
.cc-peer-result.cc-peer-result-incorrect {
  background: #fceeed;
  border-color: #e8b9b3;
}
.cc-peer-result .cc-peer-result-answer {
  color: #173e62;
  font-size: 1.12rem;
  line-height: 1.6;
  margin: 0 0 9px;
}
.cc-peer-result .cc-peer-result-answer strong {
  margin-right: .25em;
}
.cc-peer-result .cc-peer-result-message {
  color: #173e62;
  font-size: 1rem;
  font-weight: 600;
  line-height: 1.55;
  margin: 0;
}
.cc-peer-result .katex {
  color: inherit;
  white-space: normal;
}
@media (max-width: 480px) {
  .cc-peer-result { padding: 15px 16px; }
}

/* v12 classroom controls */
.xy-answer-input-row {display:flex;align-items:center;gap:16px;min-width:0;}
.xy-answer-input-row > math-field {flex:1;min-width:0;width:0;}
.xy-answer-unit {display:inline-flex;align-items:baseline;justify-content:center;flex:0 0 auto;margin:0;padding:0 4px;font-size:3rem;font-weight:600;line-height:1.1;color:#173e62;white-space:nowrap;}
.xy-answer-unit sup {font-size:.6em;position:relative;top:-.45em;}
.xy-delete-classes {display:grid;gap:10px;border:0;margin:16px 0;padding:0;}
.xy-delete-classes .xy-delete-class-row {display:flex;flex-direction:row;align-items:center;gap:12px;margin:0;padding:10px 12px;border:1px solid #d1dde6;border-radius:8px;background:#f7fafc;font-size:16px;line-height:1.4;cursor:pointer;}
.xy-delete-class-row input[type=checkbox] {flex:0 0 20px;width:20px;height:20px;margin:0;accent-color:#246491;}
.xy-delete-class-row span {flex:1;}
.xy-delete-classes legend.sr-only {position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0;}
.xy-comic-maker .cc-workspace {margin-top:12px;}
@media(max-width:600px){.xy-answer-input-row {gap:8px;}.xy-answer-unit {padding:0;}}

/* V13: one-row student tools, consistent YY actions, white notification tabs. */
.yy-module .yy-summary-row {grid-template-columns:repeat(4,minmax(max-content,1fr));flex-wrap:nowrap;max-width:100%;overflow-x:auto;}
.yy-module .xy-yy-change-notes {width:100%;max-width:280px;text-align:center;}
.yy-module .xy-yy-change-notes .tries {justify-content:center;white-space:nowrap;}
.yy-module .xy-yy-change-notes .yy-monthly-note {font-size:11px;line-height:1.35;white-space:nowrap;margin-top:5px;}
.xy-notification-tabs [role="tab"],.xy-notification-tabs [aria-selected="true"],.paper.xy-notification-panel {background:#fff;}
.xy-notification-tabs .notification-dot {display:inline-block;flex:0 0 auto;vertical-align:middle;}

/* v14: seven consistent teacher buttons stay on the brand/account header row. */
header.assessment-prototype-header.xy-teacher-header{flex-wrap:nowrap;justify-content:flex-start;min-height:72px;height:auto;padding:10px clamp(12px,1.4vw,26px);gap:12px}
header.xy-teacher-header>.brand,header.xy-teacher-header>.row{flex:0 0 auto}
header.xy-teacher-header>.row{margin-left:0;white-space:nowrap}
header.xy-teacher-header>nav.teacher-main-tabs{display:flex;align-items:center;flex:1 1 auto;flex-wrap:nowrap;order:initial;width:auto;min-width:0;gap:8px;overflow-x:auto;overscroll-behavior-x:contain;scrollbar-width:thin;padding:2px 1px 5px}
header.xy-teacher-header>nav.teacher-main-tabs>.teacher-nav-button{display:inline-flex;align-items:center;justify-content:center;gap:6px;flex:1 0 auto;width:auto;min-height:40px;white-space:nowrap;border:1px solid #cbd5dc;border-radius:8px;background:#fff;color:#243b43;box-shadow:0 2px 0 #d2dadf;padding:8px 12px;font-size:clamp(.75rem,.83vw,.95rem);font-weight:650;line-height:1.25;text-decoration:none}
header.xy-teacher-header>nav.teacher-main-tabs>.teacher-nav-button:hover{background:#f3f7fa;border-color:#9daeb9}
header.xy-teacher-header>nav.teacher-main-tabs>.teacher-nav-button.active{background:#e8f0ff;border-color:#8daed4;color:#174c86}
header.xy-teacher-header>nav.teacher-main-tabs>.teacher-nav-button:focus-visible{outline:3px solid #6aa1cf;outline-offset:2px}
header.xy-teacher-header>nav.teacher-main-tabs .notification-dot{flex:0 0 auto}
@media(max-width:900px){header.assessment-prototype-header.xy-teacher-header{overflow-x:auto;scrollbar-width:thin;overscroll-behavior-x:contain}header.xy-teacher-header>nav.teacher-main-tabs{flex:0 0 auto;overflow:visible}header.xy-teacher-header>nav.teacher-main-tabs>.teacher-nav-button{font-size:13px}}

/* V14 teacher student demonstration. The actual student styles remain intact. */
.xy-view-as-student {min-height:100vh;display:flex;flex-direction:column}
.xy-demo-header {display:flex;align-items:center;gap:1rem;padding:12px 24px;position:static;flex-wrap:wrap}
.xy-demo-header .brand {margin-right:auto}
.xy-demo-header .brand img {width:44px;height:44px;object-fit:contain}
.xy-demo-header .brand {display:flex;align-items:center;gap:10px;background:none;border:0;color:inherit;font-size:1.25rem;font-weight:700}
.xy-demo-notice {margin:14px 24px;padding:12px 16px;background:#fff8dc;border-color:#e5d48c;line-height:1.5}
.xy-demo-notice button {margin-left:16px}
.xy-demo-class-bar {display:flex;align-items:center;gap:12px;margin:0 24px 16px;flex-wrap:wrap}
.xy-demo-class-bar label,.xy-demo-class {display:flex;align-items:center;gap:8px}
.xy-view-as-student>main {flex:1;width:100%;padding-bottom:12px}
.xy-demo-yy {display:flex;align-items:center;justify-content:center;gap:14px;flex-wrap:wrap;padding:20px;margin:20px 24px;background:#f8fbff;border:1px solid #dbe7f1;border-radius:14px}
.xy-demo-tools {display:grid;grid-template-columns:repeat(4,max-content);gap:6px;max-width:100%;overflow-x:auto}
.xy-demo-tools button {font-size:12px;white-space:nowrap}
.xy-demo-yy>p {flex-basis:100%;text-align:center;margin:0}
.xy-demo-comic .xy-demo-class {margin-bottom:12px}
.xy-view-as-student .copyright {margin-top:auto}
@media(max-width:600px){.xy-demo-header{padding:10px 12px;gap:8px}.xy-demo-header .brand{font-size:1rem}.xy-demo-notice{margin:10px 12px}.xy-demo-notice button{display:block;margin:8px 0 0}.xy-demo-class-bar{margin:0 12px 12px}.xy-demo-yy{margin:12px;padding:12px}.xy-demo-tools{width:100%}}