@import"https://fonts.googleapis.com/css2?family=DM+Mono:wght@400;500&family=Fraunces:opsz,wght@9..144,600;9..144,700&family=Nunito+Sans:wght@400;600;700;800;900&display=swap";:root{--content-width: 930px;--operation: #7456e8;--operation-soft: #eee9ff;font-family:Nunito Sans,sans-serif;color:#26233a;background:#f7f3ed}.op-multiplication{--operation: #7456e8;--operation-soft: #eee9ff}.op-division{--operation: #2a83b8;--operation-soft: #e5f4fb}.op-addition{--operation: #d77a25;--operation-soft: #fff0df}.op-subtraction{--operation: #cc5470;--operation-soft: #fff0f3}.shade-purple{--operation: #7456e8;--operation-soft: #eee9ff}.shade-blue{--operation: #2a83b8;--operation-soft: #e5f4fb}.shade-orange{--operation: #d77a25;--operation-soft: #fff0df}.shade-pink{--operation: #cc5470;--operation-soft: 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#6748d1)}.icon-picker-trigger[aria-expanded=true]{border-color:var(--operation, #6748d1)}.icon-picker-trigger.compact{width:38px;height:38px;border-color:transparent;border-radius:10px}.icon-picker-trigger.compact:hover{border-color:var(--operation, #6748d1)}.icon-picker-panel{position:absolute;z-index:31;top:calc(100% + 8px);left:0;width:min(342px,78vw);padding:11px;border:1px solid #e6dfed;border-radius:15px;background:#fff;box-shadow:0 18px 44px #2c233e2b}.icon-picker-shades{display:flex;align-items:center;justify-content:space-between;gap:8px;margin-bottom:10px}.icon-picker-search{display:flex;align-items:center;gap:7px;margin-bottom:9px;padding:0 9px;border:1px solid #e6dfed;border-radius:10px;background:#fbf9fd;color:#b3abbf}.icon-picker-search input{flex:1;min-width:0;margin:0;padding:8px 0;border:0;background:transparent;box-shadow:none;color:#26233a;font-family:Nunito Sans,sans-serif;font-size:.82rem;letter-spacing:0;text-align:left}.icon-picker-search 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100%)}.shade-swatch-auto.on{outline-color:#8a8399}.editor-screen .step-picker button{border-radius:12px;padding:12px 14px;transition:border-color .12s,background .12s}.editor-screen .step-picker button:hover{transform:none;border-color:var(--operation)}.editor-screen .step-picker .step-check{display:grid;width:21px;height:21px;place-items:center;border:1.5px solid #d6cee4;border-radius:6px;background:#fff;color:#fff}.editor-screen .step-picker button.chosen .step-check{border-color:var(--operation);background:var(--operation)}.qp{display:flex;flex-direction:column;gap:12px;width:100%;height:100%;margin:0}.qp-frame-label{display:flex;align-items:center;gap:7px;color:#8a8399;font-size:.74rem;font-weight:800}.qp-frame-label span{color:#34b37a;font-size:.55rem}.qp-phone{position:relative;flex:1;min-height:0;display:flex;flex-direction:column;padding:14px;border-radius:28px;background:#2b2740;box-shadow:0 22px 44px #2b27404d}.qp-notch{width:78px;height:6px;margin:3px auto 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#2c233e12}.path-step.dragging{opacity:.45;border-color:var(--operation);border-style:dashed;box-shadow:none;cursor:grabbing}.path-num{flex:0 0 auto;display:grid;width:24px;height:24px;place-items:center;border-radius:8px;background:var(--operation-soft);color:var(--operation);font-family:DM Mono,monospace;font-size:.82rem;font-weight:500}.path-info{flex:1;min-width:0;display:grid;gap:1px}.path-info strong{overflow:hidden;color:#2f2b40;font-size:.88rem;font-weight:800;text-overflow:ellipsis;white-space:nowrap}.path-info small{color:#a29aae;font-size:.7rem;font-weight:700}.path-state{flex:0 0 auto;display:inline-flex;align-items:center;color:#bcb5c5}.path-state em{padding:3px 8px;border-radius:99px;background:#eaf7f0;color:#2f9166;font-size:.64rem;font-style:normal;font-weight:900;letter-spacing:.04em;text-transform:uppercase}.path-grip,.path-remove{flex:0 0 auto;width:26px;height:26px;margin:0;padding:0;display:grid;place-items:center;border:0;border-radius:8px;background:transparent;box-shadow:none;color:#bcb5c5}.path-grip{cursor:grab}.path-grip:hover,.path-remove:hover{transform:none;background:#f4f0f8;color:#6748d1}.path-grip:focus-visible{outline:2px solid var(--operation);outline-offset:1px}.path-remove:hover{background:#fff0f2;color:#c0415f}.library-list .library-card{display:flex;align-items:center;gap:14px;padding:16px;border:1px solid #e9e4df;border-radius:13px;background:#fffdfa;text-decoration:none;color:inherit;transition:border-color .13s,box-shadow .13s}.library-card:hover{border-color:#cfc3f3;box-shadow:0 8px 20px #2c233e12}.library-card-body{flex:1;min-width:0}.library-card:hover h2{color:#6748d1}.library-edit-hint{flex:0 0 auto;color:#a29aae;font-size:.78rem;font-weight:800}.library-card:hover .library-edit-hint{color:#6748d1}.empty-link{display:block;text-decoration:none;color:inherit;transition:border-color .13s,background .13s}.empty-link:hover{border-color:#b9a8ef;background:#fbf9ff}.empty-link h2{color:#26233a}@media(max-width:980px){.editor-body{grid-template-columns:1fr}.editor-aside{position:static;height:auto;display:block;padding:4px clamp(16px,4vw,44px) 48px}.editor-aside .qp{height:auto}.editor-aside .qp-screen{min-height:60vh}.editor-canvas{padding-bottom:20px}}@media(max-width:560px){.editor-ghost{padding:8px 10px}}.print-sheet{display:none}@media print{.editor-bar,.editor-body{display:none!important}.editor-screen{display:block;min-height:0;background:#fff}.print-sheet{display:block;color:#000;font-family:Nunito Sans,Arial,sans-serif}.print-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin:0 0 20px;padding-bottom:10px;border-bottom:2px solid #000}.print-head h1{margin:0;font-family:Fraunces,Georgia,serif;font-size:22pt}.print-meta{display:flex;flex-wrap:wrap;gap:4px 18px;font-size:10.5pt}.print-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px 22px;margin:0;padding:0;list-style:none}.print-problem{display:grid;grid-template-columns:auto 1fr;gap:8px;break-inside:avoid;page-break-inside:avoid}.pp-num{font-size:11pt;font-weight:700}.pp-stack{display:grid;justify-items:end;min-width:62px;font-family:DM Mono,Courier New,monospace;font-variant-numeric:tabular-nums;font-size:15pt;line-height:1.25}.pp-stack b{font-weight:600}.pp-stack i{width:100%;height:2px;margin-top:2px;background:#000}.pp-answer{height:30px}@page{margin:1.5cm}}@media(max-width:560px){.editor-crumb{display:none}.editor-bar{grid-template-columns:1fr auto}.editor-bar-actions{gap:10px}.doc-sheet{padding:26px 20px}}.copy-link-button{display:inline-flex;align-items:center;gap:8px}.student-page{display:block;overflow:clip;min-height:100dvh;padding:110px 24px 70px}.student-home{position:relative;z-index:1;width:min(var(--content-width),100%);margin:0 auto}.student-sign-out{position:absolute;z-index:2;top:30px;right:clamp(26px,6vw,76px)}.student-sign-out button{width:auto;margin:0;padding:9px 13px;border:1px solid #ded6ec;border-radius:10px;background:#fffdfa;box-shadow:none;color:#6748d1;font-size:.82rem}.student-sign-out button:hover{border-color:#7456e8;transform:none}.student-greeting{margin-bottom:34px}.student-greeting h1{margin:6px 0 7px}.student-greeting p:not(.eyebrow){margin:0;color:#77728c;font-weight:800}.student-home section+section{margin-top:42px}.student-section-heading{display:flex;align-items:baseline;flex-wrap:wrap;gap:12px;margin-bottom:16px}.student-section-heading h2{margin:0;font-family:Fraunces,Georgia,serif;font-size:1.5rem}.student-section-heading p{margin:0;color:#81799a;font-size:.88rem}.student-empty{margin:0;padding:30px;border:1px dashed #d8d1e4;border-radius:15px;background:#fffdfa;color:#77728c;text-align:center}.assigned-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(245px,1fr));gap:16px}.assigned-card{padding:22px;border:1px solid #e9e4df;border-radius:16px;background:#fffdfa;box-shadow:0 8px 20px #2c233e0d}.assigned-card.attempt-waiting{box-shadow:none;opacity:.82}.assigned-symbol{display:grid;width:44px;height:44px;place-items:center;margin-bottom:14px;border-radius:12px;background:var(--operation-soft, #eee9ff);color:var(--operation, #6748d1);font-family:Fraunces,Georgia,serif;font-size:1.5rem}.assigned-card h3{margin:0 0 5px;font-family:Fraunces,Georgia,serif;font-size:1.15rem}.assigned-path{margin:0 0 3px;color:var(--operation, #6748d1);font-size:.78rem;font-weight:900}.assigned-meta{margin:0;color:#81799a;font-size:.82rem}.start-quiz{display:flex;align-items:center;justify-content:center;gap:8px;margin-top:16px;padding:12px 14px;border-radius:11px;background:var(--operation, #7456e8);color:#fff;font-size:.88rem;font-weight:900;text-decoration:none;transition:transform .15s}.start-quiz:hover{transform:translateY(-2px)}.waiting-for-release{display:flex;align-items:center;justify-content:center;gap:7px;margin:16px 0 0!important;padding:12px 14px;border-radius:11px;background:#eeeae6;color:#706977!important;font-size:.82rem!important;font-weight:900}.history-list{overflow:hidden;border:1px solid #e9e4df;border-radius:15px;background:#fffdfa}.history-row{display:grid;grid-template-columns:auto 1fr auto auto;align-items:center;gap:14px;padding:14px 18px;border-top:1px solid #eee9e5}.history-row:first-child{border-top:0}.history-symbol{display:grid;width:36px;height:36px;place-items:center;border-radius:10px;background:var(--operation-soft, #eee9ff);color:var(--operation, #6748d1);font-family:Fraunces,Georgia,serif;font-size:1.15rem}.history-name strong{display:block}.history-name small{display:block;margin-top:2px;color:#81799a;font-size:.75rem}.history-score{color:#4d399b;font-family:DM Mono,monospace;font-weight:500}.history-badge{display:inline-flex;align-items:center;gap:6px;border-radius:8px;padding:6px 9px;background:#f4f1ec;color:#81799a;font-size:.75rem;font-weight:900;white-space:nowrap}.history-badge.passed{background:#e7f6ec;color:#2f7d4f}a.history-row{grid-template-columns:auto 1fr auto auto auto;color:inherit;text-decoration:none}a.history-row:hover{background:#faf7f3}a.history-row:hover .history-name strong{color:#5439bb}.history-open{color:#a49ba9}.student-review-head{display:flex;align-items:center;gap:15px;margin-bottom:20px;padding:18px 20px;border:1px solid #e9e4df;border-radius:15px;background:#fffdfa}.student-review-head h1{margin:0;font-size:clamp(1.35rem,3.5vw,1.8rem)}.student-review-head p{margin:4px 0 0;color:#81799a;font-size:.82rem}.student-review-head .results-score{margin:0 0 0 auto}.student-review-head .results-score strong{font-size:2.2rem}.student-review-head .results-score small{font-size:1.1rem}@media(max-width:560px){.student-page{padding:96px 18px 60px}.history-row{grid-template-columns:auto 1fr auto}.history-badge{grid-column:2 / -1;justify-self:start}}.quiz-page{display:block;overflow:clip;min-height:100dvh;padding:40px 24px 120px}.quiz-sheet{width:min(760px,100%);margin:0 auto;text-align:left}.quiz-head{position:relative;z-index:1;display:flex;align-items:flex-start;justify-content:space-between;flex-wrap:wrap;gap:16px;margin-bottom:26px}.quiz-head h1{margin:6px 0 0;font-size:clamp(1.8rem,5vw,2.4rem)}.quiz-head .eyebrow{color:var(--operation, #81799a)}.quiz-clock{display:inline-flex;align-items:center;gap:7px;border-radius:11px;padding:9px 13px;background:var(--operation-soft, #eee9ff);color:var(--operation, #6748d1);font-family:DM Mono,monospace;font-size:1.05rem;font-weight:500}.quiz-clock.low{background:#fdeceb;color:#c0392b}.quiz-progress{color:#81799a;font-size:.8rem;font-weight:800}.quiz-grid{position:relative;z-index:1;display:grid;grid-template-columns:repeat(auto-fill,minmax(148px,1fr));gap:12px}.quiz-problem{display:grid;grid-template-columns:auto 1fr;align-items:start;gap:9px;padding:14px;border:1px solid #e9e4df;border-radius:14px;background:#fffdfa}.quiz-num{display:grid;width:21px;height:21px;place-items:center;border-radius:7px;background:var(--operation-soft, #eee9ff);color:var(--operation, #6748d1);font-size:.68rem;font-weight:900}.quiz-stack{display:grid;justify-items:end;font-family:DM Mono,monospace;font-size:1.35rem;font-variant-numeric:tabular-nums;line-height:1.15}.quiz-stack i{width:100%;height:2px;margin-top:5px;background:#26233a}.quiz-answer{grid-column:2;width:100%;margin-top:8px;padding:9px;border:1px solid #dcd6e1;border-radius:9px;font-family:DM 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