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var(--color-line-strong,#b8c0ba);background:var(--color-paper,#fff);width:25px;height:25px;color:var(--color-action,#14665c);border-radius:50%;place-items:center;font-size:.85rem;font-weight:800;display:grid;position:absolute;top:9px;right:9px}.groups-module__OpWTKq__selected .groups-module__OpWTKq__selectionMark{border-color:var(--color-action,#14665c)}.groups-module__OpWTKq__operationScene,.groups-module__OpWTKq__storyScene,.groups-module__OpWTKq__editorRow{justify-content:center;align-items:center;gap:clamp(8px,3vw,20px);min-width:0;display:flex}.groups-module__OpWTKq__operationScene:not(.groups-module__OpWTKq__compactScene),.groups-module__OpWTKq__storyScene,.groups-module__OpWTKq__addToScene,.groups-module__OpWTKq__takeAwayScene{border:1px solid var(--color-line,#d9ded8);border-radius:var(--radius-panel,8px);background:var(--color-surface,#f8faf7);min-height:184px;padding:18px}.groups-module__OpWTKq__compactScene{align-items:flex-end;gap:6px}.groups-module__OpWTKq__compactScene .groups-module__OpWTKq__quantityGroup{min-width:0}.groups-module__OpWTKq__compactScene .groups-module__OpWTKq__counterBed{min-height:54px;padding:7px}.groups-module__OpWTKq__compactScene .groups-module__OpWTKq__counter{width:14px;height:14px}.groups-module__OpWTKq__compactScene .groups-module__OpWTKq__groupLabel{font-size:.68rem}.groups-module__OpWTKq__meaningActionScene{justify-content:center;align-items:flex-end;gap:6px;display:flex}.groups-module__OpWTKq__meaningActionScene .groups-module__OpWTKq__quantityGroup,.groups-module__OpWTKq__separateMeaningScene .groups-module__OpWTKq__quantityGroup{min-width:0}.groups-module__OpWTKq__meaningActionScene .groups-module__OpWTKq__counterBed,.groups-module__OpWTKq__separateMeaningScene .groups-module__OpWTKq__counterBed{min-height:46px;padding:6px}.groups-module__OpWTKq__meaningActionScene .groups-module__OpWTKq__counter,.groups-module__OpWTKq__separateMeaningScene .groups-module__OpWTKq__counter{width:13px;height:13px}.groups-module__OpWTKq__meaningActionScene .groups-module__OpWTKq__groupLabel,.groups-module__OpWTKq__separateMeaningScene .groups-module__OpWTKq__groupLabel{font-size:.64rem}.groups-module__OpWTKq__separateMeaningScene{grid-template-columns:minmax(0,.72fr) auto minmax(0,1.28fr);align-items:center;gap:5px;display:grid}.groups-module__OpWTKq__separatedParts{grid-template-columns:repeat(2,minmax(0,1fr));gap:5px;min-width:0;display:grid}.groups-module__OpWTKq__quantityGroup,.groups-module__OpWTKq__wholeModel{gap:7px;min-width:min(42%,176px);display:grid}.groups-module__OpWTKq__groupLabel{color:var(--color-ink-muted,#65707d);text-align:center;font-size:.78rem;font-weight:700;line-height:1.2}.groups-module__OpWTKq__counterBed,.groups-module__OpWTKq__editorBed{border:1px solid var(--color-line,#d9ded8);border-radius:var(--radius-panel,8px);background:var(--color-paper,#fff);place-items:center;min-height:88px;padding:12px;display:grid}.groups-module__OpWTKq__counters{flex-wrap:wrap;place-content:center;gap:7px;max-width:136px;display:flex}.groups-module__OpWTKq__counter{border:2px solid var(--color-ink,#20242a);background:var(--color-paper,#fff);border-radius:50%;flex:none;width:22px;height:22px;display:inline-block}.groups-module__OpWTKq__counter.groups-module__OpWTKq__first{border-color:var(--color-action,#14665c);background:var(--color-action-soft,#e8f4f1)}.groups-module__OpWTKq__counter.groups-module__OpWTKq__second{border-color:var(--color-review,#255f8f);background:var(--color-review-soft,#eaf3fb)}.groups-module__OpWTKq__counter.groups-module__OpWTKq__removed{border-style:dashed;border-color:var(--color-ink-muted,#65707d);background:0 0}.groups-module__OpWTKq__removedGroup .groups-module__OpWTKq__counterBed,.groups-module__OpWTKq__removedEditor .groups-module__OpWTKq__editorBed{background:var(--color-paper,#fff);border-style:dashed}.groups-module__OpWTKq__joinMark,.groups-module__OpWTKq__changeArrow,.groups-module__OpWTKq__inwardArrows{color:var(--color-ink-muted,#65707d);flex:none;font-size:1.35rem;font-weight:750}.groups-module__OpWTKq__editor{gap:8px;width:min(100%,206px);min-width:0;display:grid}.groups-module__OpWTKq__editorBed{min-height:112px}.groups-module__OpWTKq__zeroState{color:var(--color-ink-soft,#8a94a3);font-size:1.25rem;font-weight:650}.groups-module__OpWTKq__stepper{border:1px solid var(--color-line-strong,#b8c0ba);background:var(--color-paper,#fff);border-radius:10px;grid-template-columns:48px minmax(42px,1fr) 48px;align-items:center;display:grid;overflow:hidden}.groups-module__OpWTKq__stepper button{background:var(--color-action-soft,#e8f4f1);min-width:48px;min-height:48px;color:var(--color-action,#14665c);cursor:pointer;border:0;font-size:1.45rem;font-weight:750}.groups-module__OpWTKq__stepper output{color:var(--color-ink,#20242a);text-align:center;font-size:1rem;font-weight:750}.groups-module__OpWTKq__split,.groups-module__OpWTKq__decomposeWorkspace,.groups-module__OpWTKq__partsWorkspace,.groups-module__OpWTKq__missingWorkspace,.groups-module__OpWTKq__storyWorkspace{gap:16px;display:grid}.groups-module__OpWTKq__split{border:1px solid var(--color-line,#d9ded8);border-radius:var(--radius-panel,8px);align-content:start;padding:14px}.groups-module__OpWTKq__split h3{color:var(--color-ink-muted,#65707d);margin:0;font-size:.82rem;font-weight:700}.groups-module__OpWTKq__split .groups-module__OpWTKq__editorRow{gap:8px}.groups-module__OpWTKq__split .groups-module__OpWTKq__editorBed{min-height:78px;padding:8px}.groups-module__OpWTKq__split .groups-module__OpWTKq__counter{width:17px;height:17px}.groups-module__OpWTKq__split .groups-module__OpWTKq__stepper{grid-template-columns:44px minmax(30px,1fr) 44px}.groups-module__OpWTKq__split .groups-module__OpWTKq__stepper button{min-width:44px;min-height:46px}.groups-module__OpWTKq__wholeModel{width:min(100%,280px);margin:0 auto}.groups-module__OpWTKq__tenFrame{border:2px solid var(--color-ink,#20242a);background:var(--color-paper,#fff);grid-template-columns:repeat(5,minmax(44px,58px));width:fit-content;max-width:100%;margin:0 auto;display:grid}.groups-module__OpWTKq__frameCell{aspect-ratio:1;border:1px solid var(--color-line-strong,#b8c0ba);color:var(--color-ink-muted,#65707d);place-items:center;font-size:1rem;font-weight:750;display:grid}.groups-module__OpWTKq__frameCell.groups-module__OpWTKq__outside{background:var(--color-surface,#f8faf7)}.groups-module__OpWTKq__frameCell.groups-module__OpWTKq__unknown{background:var(--color-review-soft,#eaf3fb)}.groups-module__OpWTKq__numberPad{grid-template-columns:repeat(6,minmax(44px,1fr));gap:8px;width:min(100%,430px);margin:0 auto;display:grid}.groups-module__OpWTKq__numberPad button{border:1px solid var(--color-line,#d9ded8);background:var(--color-paper,#fff);min-height:50px;color:var(--color-ink,#20242a);cursor:pointer;border-radius:10px;font-size:1.05rem;font-weight:700}.groups-module__OpWTKq__numberPad button:hover:not(:disabled){border-color:var(--color-action,#14665c)}.groups-module__OpWTKq__numberPad button.groups-module__OpWTKq__selected{border-color:var(--color-action,#14665c);background:var(--color-action-soft,#e8f4f1);color:var(--color-action,#14665c)}.groups-module__OpWTKq__missingRelationship{min-height:58px;color:var(--color-ink,#20242a);font-variant-numeric:tabular-nums;justify-content:center;align-items:center;gap:clamp(10px,3vw,18px);font-size:clamp(1.45rem,7vw,2rem);font-weight:700;display:flex}.groups-module__OpWTKq__missingRelationship strong{border:2px solid var(--color-action,#14665c);border-radius:var(--radius-control,8px);background:var(--color-action-soft,#e8f4f1);min-width:48px;min-height:48px;color:var(--color-action,#14665c);place-items:center;display:grid}.groups-module__OpWTKq__addToScene{grid-template-columns:minmax(0,1fr) auto;align-items:center;gap:12px;display:grid}.groups-module__OpWTKq__arrivingGroup{align-items:center;gap:8px;display:flex}.groups-module__OpWTKq__takeAwayScene{align-content:center;gap:10px;display:grid}.groups-module__OpWTKq__takeAwayLine{justify-content:center;align-items:center;gap:12px;min-height:54px;display:flex}.groups-module__OpWTKq__removedSet{border:1px dashed var(--color-ink-muted,#65707d);border-radius:var(--radius-control,8px);padding:9px}.groups-module__OpWTKq__removedCaption{color:var(--color-ink-muted,#65707d);text-align:right;font-size:.78rem;font-weight:650}.groups-module__OpWTKq__shellControls{width:100%;margin-top:20px}@media (max-width:620px){.groups-module__OpWTKq__meaningChoices,.groups-module__OpWTKq__splitGrid{grid-template-columns:1fr}.groups-module__OpWTKq__meaningChoice{min-height:152px}.groups-module__OpWTKq__editorRow{align-items:stretch;gap:6px}.groups-module__OpWTKq__editor{width:100%}.groups-module__OpWTKq__editorBed{min-height:92px;padding:8px}.groups-module__OpWTKq__counter{width:19px;height:19px}.groups-module__OpWTKq__numberPad{grid-template-columns:repeat(4,minmax(48px,1fr))}.groups-module__OpWTKq__storyScene,.groups-module__OpWTKq__operationScene:not(.groups-module__OpWTKq__compactScene){padding:12px 8px}}@media (max-width:390px){.groups-module__OpWTKq__editorRow{grid-template-columns:minmax(0,1fr) auto minmax(0,1fr);display:grid}.groups-module__OpWTKq__stepper{grid-template-columns:42px minmax(28px,1fr) 42px}.groups-module__OpWTKq__stepper button{min-width:42px}.groups-module__OpWTKq__addToScene{grid-template-columns:1fr}.groups-module__OpWTKq__arrivingGroup{justify-content:center}}@media (prefers-reduced-motion:reduce){.groups-module__OpWTKq__meaningChoice{transition:none}}.groups-module__OpWTKq__crossedDrawing{flex-wrap:wrap;justify-content:center;gap:clamp(.3rem,1.6vw,1rem);padding:clamp(.75rem,3vw,1.75rem) 0;display:flex}.groups-module__OpWTKq__drawnCircle{aspect-ratio:1;border:3px solid var(--color-ink);border-radius:50%;width:clamp(1.5rem,7vw,3.2rem);position:relative}.groups-module__OpWTKq__crossedCircle:before,.groups-module__OpWTKq__crossedCircle:after{background:var(--color-ink);content:"";height:3px;position:absolute;inset:50% -6%;transform:rotate(45deg)}.groups-module__OpWTKq__crossedCircle:after{transform:rotate(-45deg)}.groups-module__OpWTKq__movedAwayScene{grid-template-columns:minmax(0,1fr) auto 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var(--color-line-strong,#b8c0ba);background:var(--color-paper,#fff);min-width:48px;min-height:48px;color:var(--color-ink-muted,#65707d);cursor:pointer;border-radius:10px;font-size:1.35rem;font-weight:750}.groups-module__OpWTKq__emptyPart.groups-module__OpWTKq__selected{border-color:var(--color-action,#14665c);background:var(--color-action-soft,#e8f4f1);color:var(--color-action,#14665c)}.groups-module__OpWTKq__missingRow{align-items:start}.groups-module__OpWTKq__editorRow.groups-module__OpWTKq__multiPartRow{grid-template-columns:repeat(auto-fit,minmax(150px,1fr));place-items:start center;display:grid}.groups-module__OpWTKq__multiPartRow .groups-module__OpWTKq__joinMark{display:none}.groups-module__OpWTKq__traceWorkspace{gap:clamp(.75rem,3vw,1.25rem);display:grid}.groups-module__OpWTKq__expressionCard{font-variant-numeric:tabular-nums;justify-content:center;gap:.6em;font-size:clamp(2rem,9vw,3rem);font-weight:700;display:flex}.groups-module__OpWTKq__traceScene{grid-template-columns:minmax(0,1fr) auto minmax(0,1fr);align-items:center;gap:clamp(.5rem,2vw,1rem);display:grid}.groups-module__OpWTKq__traceCounter{cursor:pointer;min-width:2.25rem;min-height:2.25rem;padding:0}.groups-module__OpWTKq__counted{outline:3px solid var(--color-action,#14665c);outline-offset:2px}.groups-module__OpWTKq__startAt,.groups-module__OpWTKq__startOver{border:1px solid var(--color-line-strong,#b8c0ba);background:var(--color-paper,#fff);min-height:44px;color:var(--color-ink,#20242a);cursor:pointer;border-radius:10px;padding:0 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.equation-module__J_Z1la__layout{gap:clamp(1rem,4vw,1.75rem);width:min(100%,42rem);margin-inline:auto;display:grid}.equation-module__J_Z1la__story{border:1px solid var(--color-line);border-radius:var(--radius-panel,8px);background:var(--color-surface);grid-template-columns:minmax(0,1fr) auto minmax(0,1fr);align-items:center;gap:clamp(.65rem,3vw,1.5rem);padding:clamp(.9rem,3vw,1.25rem);display:grid}.equation-module__J_Z1la__objectStory{border:1px solid var(--color-line);border-radius:var(--radius-panel,8px);background:var(--color-surface);grid-template-columns:minmax(0,1fr) auto minmax(0,.8fr);align-items:center;gap:clamp(.65rem,3vw,1.5rem);padding:clamp(.9rem,3vw,1.25rem);display:grid}.equation-module__J_Z1la__awayArrow{color:var(--color-ink-muted);font-size:clamp(1.5rem,6vw,2rem)}.equation-module__J_Z1la__awayArea{border:2px dashed var(--color-line-strong);border-radius:var(--radius-control,8px);min-height:3.2rem;padding:.5rem}.equation-module__J_Z1la__counterGroup{align-content:center;justify-items:center;gap:.45rem;min-width:0;display:grid}.equation-module__J_Z1la__groupLabel{color:var(--color-ink-muted);font-size:.8rem;font-weight:700}.equation-module__J_Z1la__groupCount{font-variant-numeric:tabular-nums;font-size:1rem;font-weight:750}.equation-module__J_Z1la__counters{flex-wrap:wrap;place-content:center;gap:.35rem;min-height:2.8rem;display:flex}.equation-module__J_Z1la__counter{aspect-ratio:1;border:2px solid var(--color-action-strong);background:var(--color-action-soft);border-radius:50%;width:clamp(1.35rem,5vw,1.75rem)}.equation-module__J_Z1la__counterMuted{border-color:var(--color-line-strong);background:var(--color-paper)}.equation-module__J_Z1la__storyAction{color:var(--color-ink-muted);font-size:clamp(1.7rem,8vw,2.5rem);font-weight:650}.equation-module__J_Z1la__builder{outline:none;gap:.9rem;display:grid}.equation-module__J_Z1la__builder:focus-visible{border-radius:var(--radius-control,8px);outline:3px solid var(--color-review);outline-offset:4px}.equation-module__J_Z1la__equationDisplay,.equation-module__J_Z1la__givenEquation{overflow-wrap:anywhere;border:2px solid var(--color-line-strong);border-radius:var(--radius-panel,8px);background:var(--color-paper);min-height:5.4rem;color:var(--color-ink);font-variant-numeric:tabular-nums;letter-spacing:.04em;text-align:center;place-items:center;font-size:clamp(2rem,9vw,3.4rem);font-weight:750;line-height:1.15;display:grid}.equation-module__J_Z1la__equationEmpty{color:var(--color-ink-muted);letter-spacing:0;font-size:clamp(1rem,4vw,1.25rem);font-weight:650}.equation-module__J_Z1la__numberPad,.equation-module__J_Z1la__symbolPad{gap:.5rem;display:grid}.equation-module__J_Z1la__numberPad{grid-template-columns:repeat(6,minmax(0,1fr))}.equation-module__J_Z1la__symbolPad{grid-template-columns:repeat(5,minmax(0,1fr))}.equation-module__J_Z1la__numberPad button,.equation-module__J_Z1la__symbolPad button{border:1px solid var(--color-line-strong);border-radius:var(--radius-control,8px);background:var(--color-paper);min-height:3.25rem;color:var(--color-ink);cursor:pointer;justify-content:center;align-items:center;gap:.35rem;font-size:1.3rem;font-weight:750;display:flex}.equation-module__J_Z1la__symbolPad button:nth-child(-n+3){background:var(--color-action-soft);color:var(--color-action-strong);font-size:1.5rem}.equation-module__J_Z1la__numberPad button:hover:not(:disabled),.equation-module__J_Z1la__symbolPad button:hover:not(:disabled){border-color:var(--color-action)}.equation-module__J_Z1la__numberPad button:active:not(:disabled),.equation-module__J_Z1la__symbolPad button:active:not(:disabled){transform:translateY(1px)}.equation-module__J_Z1la__numberPad button:focus-visible,.equation-module__J_Z1la__symbolPad button:focus-visible{outline:3px solid var(--color-review);outline-offset:2px}.equation-module__J_Z1la__numberPad button:disabled,.equation-module__J_Z1la__symbolPad button:disabled{cursor:not-allowed;opacity:.55}.equation-module__J_Z1la__controlLabel{font-size:.78rem}@media (max-width:420px){.equation-module__J_Z1la__numberPad{grid-template-columns:repeat(4,minmax(0,1fr))}.equation-module__J_Z1la__symbolPad{grid-template-columns:repeat(3,minmax(0,1fr))}}@media (prefers-reduced-motion:reduce){.equation-module__J_Z1la__numberPad button:active:not(:disabled),.equation-module__J_Z1la__symbolPad button:active:not(:disabled){transform:none}}
.calculation-module__v5WfWq__layout{gap:clamp(1rem,4vw,1.75rem);width:min(100%,34rem);margin-inline:auto;display:grid}.calculation-module__v5WfWq__expression{border:1px solid var(--color-line);border-radius:var(--radius-panel,8px);background:var(--color-surface);min-height:5.75rem;color:var(--color-ink);font-variant-numeric:tabular-nums;justify-content:center;align-items:center;gap:clamp(1rem,6vw,2rem);font-size:clamp(2.7rem,14vw,4.5rem);font-weight:750;line-height:1;display:flex}.calculation-module__v5WfWq__fluency .calculation-module__v5WfWq__expression{background:0 0;border-color:#0000;min-height:clamp(7rem,25vh,10rem)}.calculation-module__v5WfWq__counterModel{border:1px solid var(--color-line);border-radius:var(--radius-panel,8px);background:var(--color-paper);grid-template-columns:minmax(0,1fr) auto minmax(0,1fr);align-items:center;gap:.8rem;padding:.85rem;display:grid}.calculation-module__v5WfWq__counterModel>div{justify-items:center;gap:.45rem;display:grid}.calculation-module__v5WfWq__counterModel>div>span{color:var(--color-ink-muted);font-size:.8rem;font-weight:700}.calculation-module__v5WfWq__counterModel>strong{color:var(--color-ink-muted);font-size:1.8rem}.calculation-module__v5WfWq__counterGroup{flex-wrap:wrap;place-content:center;gap:.35rem;min-height:2.8rem;display:flex}.calculation-module__v5WfWq__counter{aspect-ratio:1;border:2px solid var(--color-action-strong);background:var(--color-action-soft);border-radius:50%;width:clamp(1.25rem,5vw,1.7rem)}.calculation-module__v5WfWq__counterMuted{border-color:var(--color-line-strong);background:var(--color-paper)}.calculation-module__v5WfWq__keypad{outline:none;gap:.85rem;display:grid}.calculation-module__v5WfWq__keypad:focus-visible{border-radius:var(--radius-control,8px);outline:3px solid var(--color-review);outline-offset:4px}.calculation-module__v5WfWq__numberDisplay{border:2px solid var(--color-line-strong);border-radius:var(--radius-panel,8px);background:var(--color-paper);min-height:4.8rem;color:var(--color-ink);font-variant-numeric:tabular-nums;place-items:center;font-size:clamp(2.3rem,11vw,3.5rem);font-weight:750;line-height:1;display:grid}.calculation-module__v5WfWq__numberEmpty{color:var(--color-ink-muted)}.calculation-module__v5WfWq__digitGrid{grid-template-columns:repeat(3,minmax(0,1fr));gap:.5rem;display:grid}.calculation-module__v5WfWq__withTen>button:last-child{grid-column:1/-1}.calculation-module__v5WfWq__digitGrid button{border:1px solid var(--color-line-strong);border-radius:var(--radius-control,8px);background:var(--color-paper);min-height:3.35rem;color:var(--color-ink);cursor:pointer;justify-content:center;align-items:center;gap:.35rem;font-size:1.35rem;font-weight:750;display:flex}.calculation-module__v5WfWq__digitGrid button:hover:not(:disabled){border-color:var(--color-action);background:var(--color-action-soft)}.calculation-module__v5WfWq__digitGrid button:active:not(:disabled){transform:translateY(1px)}.calculation-module__v5WfWq__digitGrid button:focus-visible{outline:3px solid var(--color-review);outline-offset:2px}.calculation-module__v5WfWq__digitGrid button:disabled{cursor:not-allowed;opacity:.55}.calculation-module__v5WfWq__controlLabel{font-size:.78rem}@media (max-width:420px){.calculation-module__v5WfWq__layout{gap:.9rem}.calculation-module__v5WfWq__expression{min-height:4.8rem}.calculation-module__v5WfWq__digitGrid button{min-height:3rem}}@media (prefers-reduced-motion:reduce){.calculation-module__v5WfWq__digitGrid button:active:not(:disabled){transform:none}}
.cardinality-module__9-yNgW__collection{border:1px solid var(--color-line);background:var(--color-surface);border-radius:8px;width:min(100%,34rem);height:clamp(220px,42vw,300px);margin:20px auto;position:relative}.cardinality-module__9-yNgW__unit,.cardinality-module__9-yNgW__addedUnit{background:var(--color-ink);width:28px;height:28px;box-shadow:inset 0 -4px 0 var(--color-ink-muted);border-radius:50%;position:absolute;transform:translate(-50%,-50%)}.cardinality-module__9-yNgW__addedUnit{background:var(--color-action);box-shadow:inset 0 -4px 0 var(--color-action-strong)}.cardinality-module__9-yNgW__hidden{height:100%;color:var(--color-ink-muted);place-items:center;margin:0;font-size:1rem;display:grid}@media (max-width:420px){.cardinality-module__9-yNgW__collection{height:220px}}