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var(--qf-split-border,#14b8a6);border-radius:4px;color:var(--qf-split-text,#5eead4);display:inline-grid;font-size:1.5rem;font-weight:700;height:2.25rem;line-height:1;min-width:1rem;padding:.15rem .25rem;place-items:center}._coeffBottomRight_xqbiq_184{border:1.5px solid var(--qf-c-border,#60a5fa);border-radius:4px;color:var(--qf-c-text,#93c5fd);display:inline-grid;font-size:1.5rem;font-weight:700;height:2.25rem;line-height:1;min-width:2.5rem;padding:.15rem .25rem;place-items:center}._variableBottomLeft_xqbiq_201,._variableTopLeft_xqbiq_199,._variableTopRight_xqbiq_200{line-height:1}._decomposeLayer_xqbiq_205{inset:0;pointer-events:none;position:absolute;z-index:3}._grid_xqbiq_94:has(.is-dragging) ._decomposeLayer_xqbiq_205{z-index:80}._decomposeCoefficientPieceTarget_xqbiq_218,._decomposeFactorPiece_xqbiq_216,._decomposeFactorTarget_xqbiq_217{background:var(--qf-role-fill);border:2px solid color-mix(in srgb,var(--qf-role-border) 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._decomposeFactorOperator_xqbiq_385{color:#f8fafcd9}[data-testid=quadratic-build-box__decompose-top-left-operator]{left:123px;top:44px}[data-testid=quadratic-build-box__decompose-top-left-coefficient-operator]{left:43px;top:44px}[data-testid=quadratic-build-box__decompose-bottom-left-operator]{left:123px;top:182px}[data-testid=quadratic-build-box__decompose-bottom-left-coefficient-operator]{left:43px;top:182px}[data-testid=quadratic-build-box__decompose-top-right-coefficient-operator]{left:223px;top:44px}[data-testid=quadratic-build-box__decompose-top-right-coefficient-x-operator]{left:263px;top:44px}[data-testid=quadratic-build-box__decompose-bottom-right-coefficient-operator]{left:223px;top:182px}._railTarget_vbvnd_1{--qf-rail-border:rgba(202,138,4,.95);--qf-rail-fill:hsla(48,96%,89%,.82);--qf-rail-text:#713f12;--qf-rail-glow:rgba(180,83,9,.24);color:var(--qf-rail-text);display:grid;font-size:1.3rem;font-weight:900;gap:4px;line-height:1;opacity:1;pointer-events:auto;position:absolute;z-index:5}.dark ._railTarget_vbvnd_1{--qf-rail-border:rgba(251,191,36,.95);--qf-rail-fill:rgba(251,191,36,.16);--qf-rail-text:#fef3c7;--qf-rail-glow:rgba(251,191,36,.34)}._railTargetTop_vbvnd_26{grid-auto-columns:34px;grid-auto-flow:column}._railTargetBottom_vbvnd_32,._railTargetLeft_vbvnd_31{grid-auto-flow:row}._railTargetPair_vbvnd_36{display:grid;gap:4px;grid-template-columns:repeat(2,34px)}._railTargetBottom_vbvnd_32 ._railTargetPair_vbvnd_36,._railTargetLeft_vbvnd_31 ._railTargetPair_vbvnd_36,._railTargetTop_vbvnd_26 ._railTargetPair_vbvnd_36{grid-template-columns:34px}._railTargetSlot_vbvnd_48{background:var(--qf-rail-fill);border:2px solid var(--qf-rail-border);color:var(--qf-rail-text);display:grid;height:34px;place-items:center;width:34px}._railTargetActive_vbvnd_58,._railTargetPlaced_vbvnd_62{opacity:1}._railTrackTop_vbvnd_66{top:-42px}._railTrackSide_vbvnd_70{left:-48px}._railColumnStart_vbvnd_74{left:60px}._railColumnVariable_vbvnd_78{left:98px}._railColumnOperator_vbvnd_82{left:174px}._railColumnEnd_vbvnd_86{left:250px}._railOperatorTarget_vbvnd_90 ._railTargetSlot_vbvnd_48{background:var(--qf-rail-fill);border-color:var(--qf-rail-border);color:var(--qf-rail-text)}._railOperatorTarget_vbvnd_90._railTargetPlaced_vbvnd_62 ._railTargetSlot_vbvnd_48 span{animation:_railOperatorExtract_vbvnd_1 .36s ease-out both}._railRowTop_vbvnd_100{top:39px}._railRowOperator_vbvnd_104{top:127px}._railRowBottom_vbvnd_108{top:177px}@media(orientation:portrait)and (max-width:1024px){._railTargetActive_vbvnd_58{transform:scale(1.18);z-index:18}._railTargetSlot_vbvnd_48{min-height:40px;min-width:40px}}@keyframes _railOperatorExtract_vbvnd_1{0%{opacity:0;transform:translateY(-10px) scale(.72)}62%{opacity:1;transform:translateY(2px) scale(1.16)}to{opacity:1;transform:translateY(0) scale(1)}}._container_1by3q_1{color:var(--qf-world-text,var(--mt-text));font-family:STIX Two Math,Georgia,Times New 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0 0 2px color-mix(in srgb,var(--qf-role-glow) 84%,transparent),0 0 22px var(--qf-role-glow);filter:none;opacity:1}._stateAvailable_1rqew_53{box-shadow:none;filter:none;opacity:.72}._stateInactive_1rqew_59{box-shadow:none;filter:grayscale(.25);opacity:.38}._statePlaced_1rqew_65{box-shadow:none;filter:none;opacity:.35}._interactionDrag_1rqew_71{cursor:grab;touch-action:none;-webkit-user-select:none;-moz-user-select:none;user-select:none;will-change:transform}._interactionClick_1rqew_78{cursor:pointer}._interactionClick_1rqew_78:focus-visible,._interactionClick_1rqew_78:hover{outline:2px solid color-mix(in srgb,var(--qf-role-border) 78%,#fff);outline-offset:2px}._equation_1rqew_88{display:grid;justify-items:center}._scaffold_1rqew_93{display:grid;gap:1px 0;grid-template-columns:repeat(2,minmax(0,1fr));width:316px}._leftCoefficientScaffold_1rqew_100{width:360px}._rightCoefficientScaffold_1rqew_104{width:420px}._leftCoefficientScaffold_1rqew_100 ._cell_1rqew_108,._rightCoefficientScaffold_1rqew_104 ._cell_1rqew_108{min-height:178px}._leftRail_1rqew_116{grid-template-columns:3.25rem repeat(2,minmax(0,1fr))}._leftRailTarget_1rqew_120{align-self:center;background:color-mix(in srgb,var(--qf-role-fill) 56%,transparent);border:2px solid color-mix(in srgb,var(--qf-role-border) 78%,transparent);color:var(--qf-role-text);display:grid;font-size:1.35rem;font-weight:900;grid-column:1;grid-row:1/span 2;height:2.6rem;justify-self:center;line-height:1;place-items:center;width:2.6rem}._leftRailValue_1rqew_137{display:inline-grid;place-items:center}._cell_1rqew_108{background:color-mix(in srgb,var(--qf-split-fill-muted,rgba(129,140,248,.08)) 75%,transparent);border:2px solid color-mix(in srgb,var(--qf-split-border,#818cf8) 42%,transparent);border-radius:0;display:grid;grid-template-rows:80px 78px;overflow:hidden}._cellTop_1rqew_151{background:color-mix(in srgb,var(--qf-world-text,#f8fafc) 4%,transparent);border-bottom:2px solid color-mix(in 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78%,transparent);font-size:1.4rem;font-weight:900;line-height:1}._container_1xuqr_1{display:grid;height:100%;overflow:visible;place-items:center;position:relative;transition:opacity .18s ease,filter .18s 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[data-testid=quadratic-equation-row__right-side]{opacity:0}._finalRevealLayer_v9ghp_89{background:#020617ad;display:grid;inset:0;place-items:center;pointer-events:none;position:absolute;z-index:80}._finalRevealFlyover_v9ghp_99{animation:_finalRevealFlyover_v9ghp_99 .9s cubic-bezier(.2,.8,.2,1) forwards;color:var(--qf-world-text,#f8fafc);display:grid;gap:1.1rem;justify-items:center;opacity:0;transform:translateY(-7rem) scale(.82)}._finalRevealExpression_v9ghp_109{background:#0b1220f0;border:2px solid var(--qf-b-border,#f59e0b);box-shadow:0 0 0 3px #f59e0b38,0 0 32px #fbbf2442;color:#fef3c7;display:inline-grid;font-size:2rem;font-weight:900;line-height:1;min-width:min(48rem,88vw);padding:1rem 1.5rem;place-items:center;text-align:center}._finalRevealButton_v9ghp_126{background:var(--qf-a-fill,rgba(20,184,166,.18));border:2px solid var(--qf-a-border,#14b8a6);color:var(--qf-a-text,#5eead4);cursor:pointer;font:inherit;font-weight:900;padding:.75rem 1.1rem;pointer-events:auto}@keyframes _finalRevealFlyover_v9ghp_99{0%{opacity:0;transform:translate(12rem,-11rem) scale(.58)}44%{opacity:1;transform:translate(5rem,-8rem) scale(.82)}to{opacity:1;transform:translate(0) scale(1)}}@media(orientation:portrait)and (max-width:1024px){._labDesktopRoot_v9ghp_1{align-content:start;justify-content:center;min-height:calc(100vh - 50px);overflow:hidden;padding-inline:.75rem}._mobileLabHeader_v9ghp_8{background:color-mix(in srgb,var(--qf-world-bg,#0b1220) 88%,transparent);border-bottom:1px solid color-mix(in srgb,var(--qf-rail-muted,rgba(226,232,240,.28)) 58%,transparent);color:var(--qf-world-text,#f8fafc);display:grid;gap:.45rem;padding:.55rem .75rem .45rem;width:min(100%,390px)}._mobileLabHeaderGoal_v9ghp_173,._mobileLabHeaderTitleRow_v9ghp_174{align-items:center;display:flex;gap:.75rem;justify-content:space-between}._mobileLabHeaderGoal_v9ghp_173{color:var(--qf-a-text,#5eead4);font-size:.68rem;font-weight:800}._mobileLabHeaderGoal_v9ghp_173,._mobileLabHeaderTitleRow_v9ghp_174 h1{font-family:ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,Liberation Mono,Courier New,monospace}._mobileLabHeaderTitleRow_v9ghp_174 h1{color:var(--qf-world-text,#f8fafc);font-size:.95rem;font-weight:850;letter-spacing:0;margin:0}._mobileLabHeaderTitleRow_v9ghp_174 button{background:var(--qf-a-fill,rgba(20,184,166,.18));border:1px solid color-mix(in srgb,var(--qf-a-border,#14b8a6) 72%,transparent);border-radius:999px;color:var(--qf-a-text,#5eead4);display:grid;flex:0 0 auto;font:inherit;font-weight:900;height:2rem;place-items:center;width:2rem}._mobileLabHeaderEquationRow_v9ghp_211{--qf-equation-row-width:min(100%,340px);--qf-equation-row-height:2.35rem;justify-self:center;padding-top:.15rem}._mobileLabHeaderEquationRow_v9ghp_211 [data-testid=quadratic-equation-row__a-coefficient],._mobileLabHeaderEquationRow_v9ghp_211 [data-testid=quadratic-equation-row__b-coefficient],._mobileLabHeaderEquationRow_v9ghp_211 [data-testid=quadratic-equation-row__c-source]{min-height:2.4rem;min-width:2.4rem;touch-action:none}._mobileLabHeaderEquationRow_v9ghp_211 [data-testid=quadratic-equation-row__equals],._mobileLabHeaderEquationRow_v9ghp_211 [data-testid=quadratic-equation-row__left-side] span,._mobileLabHeaderEquationRow_v9ghp_211 [data-testid=quadratic-equation-row__right-side]{font-size:1.65rem}._mobileLabHeaderEquationRow_v9ghp_211 [data-testid=quadratic-equation-row__equals]{min-width:2.2rem}._mobileLabHeader_v9ghp_8 .mobile-drag-zoom-controls{justify-self:center}._leftWorkspaceStack_v9ghp_27{height:460px}}