@font-face{font-family:KaTeX_AMS;font-style:normal;font-weight:400;src:url(/static/KaTeX_AMS-Regular-BQhdFMY1.woff2) format("woff2"),url(/static/KaTeX_AMS-Regular-DMm9YOAa.woff) format("woff"),url(/static/KaTeX_AMS-Regular-DRggAlZN.ttf) format("truetype")}@font-face{font-family:KaTeX_Caligraphic;font-style:normal;font-weight:700;src:url(/static/KaTeX_Caligraphic-Bold-Dq_IR9rO.woff2) format("woff2"),url(/static/KaTeX_Caligraphic-Bold-BEiXGLvX.woff) format("woff"),url(/static/KaTeX_Caligraphic-Bold-ATXxdsX0.ttf) format("truetype")}@font-face{font-family:KaTeX_Caligraphic;font-style:normal;font-weight:400;src:url(/static/KaTeX_Caligraphic-Regular-Di6jR-x-.woff2) format("woff2"),url(/static/KaTeX_Caligraphic-Regular-CTRA-rTL.woff) format("woff"),url(/static/KaTeX_Caligraphic-Regular-wX97UBjC.ttf) format("truetype")}@font-face{font-family:KaTeX_Fraktur;font-style:normal;font-weight:700;src:url(/static/KaTeX_Fraktur-Bold-CL6g_b3V.woff2) format("woff2"),url(/static/KaTeX_Fraktur-Bold-BsDP51OF.woff) format("woff"),url(/static/KaTeX_Fraktur-Bold-BdnERNNW.ttf) format("truetype")}@font-face{font-family:KaTeX_Fraktur;font-style:normal;font-weight:400;src:url(/static/KaTeX_Fraktur-Regular-CTYiF6lA.woff2) format("woff2"),url(/static/KaTeX_Fraktur-Regular-Dxdc4cR9.woff) format("woff"),url(/static/KaTeX_Fraktur-Regular-CB_wures.ttf) format("truetype")}@font-face{font-family:KaTeX_Main;font-style:normal;font-weight:700;src:url(/static/KaTeX_Main-Bold-Cx986IdX.woff2) format("woff2"),url(/static/KaTeX_Main-Bold-Jm3AIy58.woff) format("woff"),url(/static/KaTeX_Main-Bold-waoOVXN0.ttf) format("truetype")}@font-face{font-family:KaTeX_Main;font-style:italic;font-weight:700;src:url(/static/KaTeX_Main-BoldItalic-DxDJ3AOS.woff2) format("woff2"),url(/static/KaTeX_Main-BoldItalic-SpSLRI95.woff) format("woff"),url(/static/KaTeX_Main-BoldItalic-DzxPMmG6.ttf) format("truetype")}@font-face{font-family:KaTeX_Main;font-style:italic;font-weight:400;src:url(/static/KaTeX_Main-Italic-NWA7e6Wa.woff2) format("woff2"),url(/static/KaTeX_Main-Italic-BMLOBm91.woff) format("woff"),url(/static/KaTeX_Main-Italic-3WenGoN9.ttf) format("truetype")}@font-face{font-family:KaTeX_Main;font-style:normal;font-weight:400;src:url(/static/KaTeX_Main-Regular-B22Nviop.woff2) format("woff2"),url(/static/KaTeX_Main-Regular-Dr94JaBh.woff) format("woff"),url(/static/KaTeX_Main-Regular-ypZvNtVU.ttf) format("truetype")}@font-face{font-family:KaTeX_Math;font-style:italic;font-weight:700;src:url(/static/KaTeX_Math-BoldItalic-CZnvNsCZ.woff2) format("woff2"),url(/static/KaTeX_Math-BoldItalic-iY-2wyZ7.woff) format("woff"),url(/static/KaTeX_Math-BoldItalic-B3XSjfu4.ttf) format("truetype")}@font-face{font-family:KaTeX_Math;font-style:italic;font-weight:400;src:url(/static/KaTeX_Math-Italic-t53AETM-.woff2) format("woff2"),url(/static/KaTeX_Math-Italic-DA0__PXp.woff) format("woff"),url(/static/KaTeX_Math-Italic-flOr_0UB.ttf) format("truetype")}@font-face{font-family:KaTeX_SansSerif;font-style:normal;font-weight:700;src:url(/static/KaTeX_SansSerif-Bold-D1sUS0GD.woff2) format("woff2"),url(/static/KaTeX_SansSerif-Bold-DbIhKOiC.woff) format("woff"),url(/static/KaTeX_SansSerif-Bold-CFMepnvq.ttf) format("truetype")}@font-face{font-family:KaTeX_SansSerif;font-style:italic;font-weight:400;src:url(/static/KaTeX_SansSerif-Italic-C3H0VqGB.woff2) format("woff2"),url(/static/KaTeX_SansSerif-Italic-DN2j7dab.woff) format("woff"),url(/static/KaTeX_SansSerif-Italic-YYjJ1zSn.ttf) format("truetype")}@font-face{font-family:KaTeX_SansSerif;font-style:normal;font-weight:400;src:url(/static/KaTeX_SansSerif-Regular-DDBCnlJ7.woff2) format("woff2"),url(/static/KaTeX_SansSerif-Regular-CS6fqUqJ.woff) format("woff"),url(/static/KaTeX_SansSerif-Regular-BNo7hRIc.ttf) format("truetype")}@font-face{font-family:KaTeX_Script;font-style:normal;font-weight:400;src:url(/static/KaTeX_Script-Regular-D3wIWfF6.woff2) format("woff2"),url(/static/KaTeX_Script-Regular-D5yQViql.woff) format("woff"),url(/static/KaTeX_Script-Regular-C5JkGWo-.ttf) format("truetype")}@font-face{font-family:KaTeX_Size1;font-style:normal;font-weight:400;src:url(/static/KaTeX_Size1-Regular-mCD8mA8B.woff2) format("woff2"),url(/static/KaTeX_Size1-Regular-C195tn64.woff) format("woff"),url(/static/KaTeX_Size1-Regular-Dbsnue_I.ttf) format("truetype")}@font-face{font-family:KaTeX_Size2;font-style:normal;font-weight:400;src:url(/static/KaTeX_Size2-Regular-Dy4dx90m.woff2) format("woff2"),url(/static/KaTeX_Size2-Regular-oD1tc_U0.woff) format("woff"),url(/static/KaTeX_Size2-Regular-B7gKUWhC.ttf) format("truetype")}@font-face{font-family:KaTeX_Size3;font-style:normal;font-weight:400;src:url(data:font/woff2;base64,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) format("woff2"),url(/static/KaTeX_Size3-Regular-CTq5MqoE.woff) format("woff"),url(/static/KaTeX_Size3-Regular-DgpXs0kz.ttf) format("truetype")}@font-face{font-family:KaTeX_Size4;font-style:normal;font-weight:400;src:url(/static/KaTeX_Size4-Regular-Dl5lxZxV.woff2) format("woff2"),url(/static/KaTeX_Size4-Regular-BF-4gkZK.woff) format("woff"),url(/static/KaTeX_Size4-Regular-DWFBv043.ttf) format("truetype")}@font-face{font-family:KaTeX_Typewriter;font-style:normal;font-weight:400;src:url(/static/KaTeX_Typewriter-Regular-CO6r4hn1.woff2) format("woff2"),url(/static/KaTeX_Typewriter-Regular-C0xS9mPB.woff) format("woff"),url(/static/KaTeX_Typewriter-Regular-D3Ib7_Hf.ttf) format("truetype")}.katex{font: 1.21em KaTeX_Main,Times New Roman,serif;line-height:1.2;text-indent:0;text-rendering:auto}.katex *{-ms-high-contrast-adjust:none!important;border-color:currentColor}.katex .katex-version:after{content:"0.16.11"}.katex .katex-mathml{clip:rect(1px,1px,1px,1px);border:0;height:1px;overflow:hidden;padding:0;position:absolute;width:1px}.katex .katex-html>.newline{display:block}.katex .base{position:relative;white-space:nowrap;width:-webkit-min-content;width:-moz-min-content;width:min-content}.katex .base,.katex .strut{display:inline-block}.katex .textbf{font-weight:700}.katex .textit{font-style:italic}.katex .textrm{font-family:KaTeX_Main}.katex .textsf{font-family:KaTeX_SansSerif}.katex .texttt{font-family:KaTeX_Typewriter}.katex .mathnormal{font-family:KaTeX_Math;font-style:italic}.katex .mathit{font-family:KaTeX_Main;font-style:italic}.katex .mathrm{font-style:normal}.katex .mathbf{font-family:KaTeX_Main;font-weight:700}.katex .boldsymbol{font-family:KaTeX_Math;font-style:italic;font-weight:700}.katex .amsrm,.katex .mathbb,.katex .textbb{font-family:KaTeX_AMS}.katex .mathcal{font-family:KaTeX_Caligraphic}.katex .mathfrak,.katex .textfrak{font-family:KaTeX_Fraktur}.katex .mathboldfrak,.katex .textboldfrak{font-family:KaTeX_Fraktur;font-weight:700}.katex .mathtt{font-family:KaTeX_Typewriter}.katex .mathscr,.katex .textscr{font-family:KaTeX_Script}.katex .mathsf,.katex .textsf{font-family:KaTeX_SansSerif}.katex .mathboldsf,.katex .textboldsf{font-family:KaTeX_SansSerif;font-weight:700}.katex .mathitsf,.katex .textitsf{font-family:KaTeX_SansSerif;font-style:italic}.katex .mainrm{font-family:KaTeX_Main;font-style:normal}.katex .vlist-t{border-collapse:collapse;display:inline-table;table-layout:fixed}.katex .vlist-r{display:table-row}.katex .vlist{display:table-cell;position:relative;vertical-align:bottom}.katex .vlist>span{display:block;height:0;position:relative}.katex .vlist>span>span{display:inline-block}.katex .vlist>span>.pstrut{overflow:hidden;width:0}.katex .vlist-t2{margin-right:-2px}.katex .vlist-s{display:table-cell;font-size:1px;min-width:2px;vertical-align:bottom;width:2px}.katex .vbox{align-items:baseline;display:inline-flex;flex-direction:column}.katex .hbox{width:100%}.katex .hbox,.katex .thinbox{display:inline-flex;flex-direction:row}.katex .thinbox{max-width:0;width:0}.katex .msupsub{text-align:left}.katex .mfrac>span>span{text-align:center}.katex .mfrac .frac-line{border-bottom-style:solid;display:inline-block;width:100%}.katex .hdashline,.katex .hline,.katex .mfrac .frac-line,.katex .overline .overline-line,.katex .rule,.katex .underline .underline-line{min-height:1px}.katex .mspace{display:inline-block}.katex .clap,.katex .llap,.katex .rlap{position:relative;width:0}.katex .clap>.inner,.katex .llap>.inner,.katex .rlap>.inner{position:absolute}.katex .clap>.fix,.katex .llap>.fix,.katex .rlap>.fix{display:inline-block}.katex .llap>.inner{right:0}.katex .clap>.inner,.katex .rlap>.inner{left:0}.katex .clap>.inner>span{margin-left:-50%;margin-right:50%}.katex .rule{border:0 solid;display:inline-block;position:relative}.katex .hline,.katex .overline .overline-line,.katex .underline .underline-line{border-bottom-style:solid;display:inline-block;width:100%}.katex .hdashline{border-bottom-style:dashed;display:inline-block;width:100%}.katex .sqrt>.root{margin-left:.2777777778em;margin-right:-.5555555556em}.katex .fontsize-ensurer.reset-size1.size1,.katex .sizing.reset-size1.size1{font-size:1em}.katex .fontsize-ensurer.reset-size1.size2,.katex .sizing.reset-size1.size2{font-size:1.2em}.katex .fontsize-ensurer.reset-size1.size3,.katex .sizing.reset-size1.size3{font-size:1.4em}.katex .fontsize-ensurer.reset-size1.size4,.katex .sizing.reset-size1.size4{font-size:1.6em}.katex .fontsize-ensurer.reset-size1.size5,.katex .sizing.reset-size1.size5{font-size:1.8em}.katex .fontsize-ensurer.reset-size1.size6,.katex .sizing.reset-size1.size6{font-size:2em}.katex .fontsize-ensurer.reset-size1.size7,.katex .sizing.reset-size1.size7{font-size:2.4em}.katex .fontsize-ensurer.reset-size1.size8,.katex .sizing.reset-size1.size8{font-size:2.88em}.katex .fontsize-ensurer.reset-size1.size9,.katex .sizing.reset-size1.size9{font-size:3.456em}.katex .fontsize-ensurer.reset-size1.size10,.katex .sizing.reset-size1.size10{font-size:4.148em}.katex .fontsize-ensurer.reset-size1.size11,.katex .sizing.reset-size1.size11{font-size:4.976em}.katex .fontsize-ensurer.reset-size2.size1,.katex .sizing.reset-size2.size1{font-size:.8333333333em}.katex .fontsize-ensurer.reset-size2.size2,.katex .sizing.reset-size2.size2{font-size:1em}.katex .fontsize-ensurer.reset-size2.size3,.katex .sizing.reset-size2.size3{font-size:1.1666666667em}.katex .fontsize-ensurer.reset-size2.size4,.katex .sizing.reset-size2.size4{font-size:1.3333333333em}.katex .fontsize-ensurer.reset-size2.size5,.katex .sizing.reset-size2.size5{font-size:1.5em}.katex .fontsize-ensurer.reset-size2.size6,.katex .sizing.reset-size2.size6{font-size:1.6666666667em}.katex .fontsize-ensurer.reset-size2.size7,.katex .sizing.reset-size2.size7{font-size:2em}.katex .fontsize-ensurer.reset-size2.size8,.katex .sizing.reset-size2.size8{font-size:2.4em}.katex .fontsize-ensurer.reset-size2.size9,.katex .sizing.reset-size2.size9{font-size:2.88em}.katex .fontsize-ensurer.reset-size2.size10,.katex .sizing.reset-size2.size10{font-size:3.4566666667em}.katex .fontsize-ensurer.reset-size2.size11,.katex .sizing.reset-size2.size11{font-size:4.1466666667em}.katex .fontsize-ensurer.reset-size3.size1,.katex .sizing.reset-size3.size1{font-size:.7142857143em}.katex .fontsize-ensurer.reset-size3.size2,.katex .sizing.reset-size3.size2{font-size:.8571428571em}.katex .fontsize-ensurer.reset-size3.size3,.katex .sizing.reset-size3.size3{font-size:1em}.katex .fontsize-ensurer.reset-size3.size4,.katex .sizing.reset-size3.size4{font-size:1.1428571429em}.katex .fontsize-ensurer.reset-size3.size5,.katex .sizing.reset-size3.size5{font-size:1.2857142857em}.katex .fontsize-ensurer.reset-size3.size6,.katex .sizing.reset-size3.size6{font-size:1.4285714286em}.katex .fontsize-ensurer.reset-size3.size7,.katex .sizing.reset-size3.size7{font-size:1.7142857143em}.katex .fontsize-ensurer.reset-size3.size8,.katex .sizing.reset-size3.size8{font-size:2.0571428571em}.katex .fontsize-ensurer.reset-size3.size9,.katex .sizing.reset-size3.size9{font-size:2.4685714286em}.katex .fontsize-ensurer.reset-size3.size10,.katex .sizing.reset-size3.size10{font-size:2.9628571429em}.katex .fontsize-ensurer.reset-size3.size11,.katex .sizing.reset-size3.size11{font-size:3.5542857143em}.katex .fontsize-ensurer.reset-size4.size1,.katex .sizing.reset-size4.size1{font-size:.625em}.katex .fontsize-ensurer.reset-size4.size2,.katex .sizing.reset-size4.size2{font-size:.75em}.katex .fontsize-ensurer.reset-size4.size3,.katex .sizing.reset-size4.size3{font-size:.875em}.katex .fontsize-ensurer.reset-size4.size4,.katex .sizing.reset-size4.size4{font-size:1em}.katex .fontsize-ensurer.reset-size4.size5,.katex .sizing.reset-size4.size5{font-size:1.125em}.katex .fontsize-ensurer.reset-size4.size6,.katex .sizing.reset-size4.size6{font-size:1.25em}.katex .fontsize-ensurer.reset-size4.size7,.katex .sizing.reset-size4.size7{font-size:1.5em}.katex .fontsize-ensurer.reset-size4.size8,.katex .sizing.reset-size4.size8{font-size:1.8em}.katex .fontsize-ensurer.reset-size4.size9,.katex .sizing.reset-size4.size9{font-size:2.16em}.katex .fontsize-ensurer.reset-size4.size10,.katex .sizing.reset-size4.size10{font-size:2.5925em}.katex .fontsize-ensurer.reset-size4.size11,.katex .sizing.reset-size4.size11{font-size:3.11em}.katex .fontsize-ensurer.reset-size5.size1,.katex .sizing.reset-size5.size1{font-size:.5555555556em}.katex .fontsize-ensurer.reset-size5.size2,.katex .sizing.reset-size5.size2{font-size:.6666666667em}.katex .fontsize-ensurer.reset-size5.size3,.katex .sizing.reset-size5.size3{font-size:.7777777778em}.katex .fontsize-ensurer.reset-size5.size4,.katex .sizing.reset-size5.size4{font-size:.8888888889em}.katex .fontsize-ensurer.reset-size5.size5,.katex .sizing.reset-size5.size5{font-size:1em}.katex .fontsize-ensurer.reset-size5.size6,.katex .sizing.reset-size5.size6{font-size:1.1111111111em}.katex .fontsize-ensurer.reset-size5.size7,.katex .sizing.reset-size5.size7{font-size:1.3333333333em}.katex .fontsize-ensurer.reset-size5.size8,.katex .sizing.reset-size5.size8{font-size:1.6em}.katex .fontsize-ensurer.reset-size5.size9,.katex .sizing.reset-size5.size9{font-size:1.92em}.katex .fontsize-ensurer.reset-size5.size10,.katex .sizing.reset-size5.size10{font-size:2.3044444444em}.katex .fontsize-ensurer.reset-size5.size11,.katex .sizing.reset-size5.size11{font-size:2.7644444444em}.katex .fontsize-ensurer.reset-size6.size1,.katex .sizing.reset-size6.size1{font-size:.5em}.katex .fontsize-ensurer.reset-size6.size2,.katex .sizing.reset-size6.size2{font-size:.6em}.katex .fontsize-ensurer.reset-size6.size3,.katex .sizing.reset-size6.size3{font-size:.7em}.katex .fontsize-ensurer.reset-size6.size4,.katex .sizing.reset-size6.size4{font-size:.8em}.katex .fontsize-ensurer.reset-size6.size5,.katex .sizing.reset-size6.size5{font-size:.9em}.katex .fontsize-ensurer.reset-size6.size6,.katex .sizing.reset-size6.size6{font-size:1em}.katex .fontsize-ensurer.reset-size6.size7,.katex .sizing.reset-size6.size7{font-size:1.2em}.katex .fontsize-ensurer.reset-size6.size8,.katex .sizing.reset-size6.size8{font-size:1.44em}.katex .fontsize-ensurer.reset-size6.size9,.katex .sizing.reset-size6.size9{font-size:1.728em}.katex .fontsize-ensurer.reset-size6.size10,.katex .sizing.reset-size6.size10{font-size:2.074em}.katex .fontsize-ensurer.reset-size6.size11,.katex .sizing.reset-size6.size11{font-size:2.488em}.katex .fontsize-ensurer.reset-size7.size1,.katex .sizing.reset-size7.size1{font-size:.4166666667em}.katex .fontsize-ensurer.reset-size7.size2,.katex .sizing.reset-size7.size2{font-size:.5em}.katex .fontsize-ensurer.reset-size7.size3,.katex .sizing.reset-size7.size3{font-size:.5833333333em}.katex .fontsize-ensurer.reset-size7.size4,.katex .sizing.reset-size7.size4{font-size:.6666666667em}.katex .fontsize-ensurer.reset-size7.size5,.katex .sizing.reset-size7.size5{font-size:.75em}.katex .fontsize-ensurer.reset-size7.size6,.katex .sizing.reset-size7.size6{font-size:.8333333333em}.katex .fontsize-ensurer.reset-size7.size7,.katex .sizing.reset-size7.size7{font-size:1em}.katex .fontsize-ensurer.reset-size7.size8,.katex .sizing.reset-size7.size8{font-size:1.2em}.katex .fontsize-ensurer.reset-size7.size9,.katex .sizing.reset-size7.size9{font-size:1.44em}.katex .fontsize-ensurer.reset-size7.size10,.katex .sizing.reset-size7.size10{font-size:1.7283333333em}.katex .fontsize-ensurer.reset-size7.size11,.katex .sizing.reset-size7.size11{font-size:2.0733333333em}.katex .fontsize-ensurer.reset-size8.size1,.katex .sizing.reset-size8.size1{font-size:.3472222222em}.katex .fontsize-ensurer.reset-size8.size2,.katex .sizing.reset-size8.size2{font-size:.4166666667em}.katex .fontsize-ensurer.reset-size8.size3,.katex .sizing.reset-size8.size3{font-size:.4861111111em}.katex .fontsize-ensurer.reset-size8.size4,.katex .sizing.reset-size8.size4{font-size:.5555555556em}.katex .fontsize-ensurer.reset-size8.size5,.katex .sizing.reset-size8.size5{font-size:.625em}.katex .fontsize-ensurer.reset-size8.size6,.katex .sizing.reset-size8.size6{font-size:.6944444444em}.katex .fontsize-ensurer.reset-size8.size7,.katex .sizing.reset-size8.size7{font-size:.8333333333em}.katex .fontsize-ensurer.reset-size8.size8,.katex .sizing.reset-size8.size8{font-size:1em}.katex .fontsize-ensurer.reset-size8.size9,.katex .sizing.reset-size8.size9{font-size:1.2em}.katex .fontsize-ensurer.reset-size8.size10,.katex .sizing.reset-size8.size10{font-size:1.4402777778em}.katex .fontsize-ensurer.reset-size8.size11,.katex .sizing.reset-size8.size11{font-size:1.7277777778em}.katex .fontsize-ensurer.reset-size9.size1,.katex .sizing.reset-size9.size1{font-size:.2893518519em}.katex .fontsize-ensurer.reset-size9.size2,.katex .sizing.reset-size9.size2{font-size:.3472222222em}.katex .fontsize-ensurer.reset-size9.size3,.katex .sizing.reset-size9.size3{font-size:.4050925926em}.katex .fontsize-ensurer.reset-size9.size4,.katex .sizing.reset-size9.size4{font-size:.462962963em}.katex .fontsize-ensurer.reset-size9.size5,.katex .sizing.reset-size9.size5{font-size:.5208333333em}.katex .fontsize-ensurer.reset-size9.size6,.katex .sizing.reset-size9.size6{font-size:.5787037037em}.katex .fontsize-ensurer.reset-size9.size7,.katex .sizing.reset-size9.size7{font-size:.6944444444em}.katex .fontsize-ensurer.reset-size9.size8,.katex .sizing.reset-size9.size8{font-size:.8333333333em}.katex .fontsize-ensurer.reset-size9.size9,.katex .sizing.reset-size9.size9{font-size:1em}.katex .fontsize-ensurer.reset-size9.size10,.katex .sizing.reset-size9.size10{font-size:1.2002314815em}.katex .fontsize-ensurer.reset-size9.size11,.katex .sizing.reset-size9.size11{font-size:1.4398148148em}.katex .fontsize-ensurer.reset-size10.size1,.katex .sizing.reset-size10.size1{font-size:.2410800386em}.katex .fontsize-ensurer.reset-size10.size2,.katex .sizing.reset-size10.size2{font-size:.2892960463em}.katex .fontsize-ensurer.reset-size10.size3,.katex .sizing.reset-size10.size3{font-size:.337512054em}.katex .fontsize-ensurer.reset-size10.size4,.katex .sizing.reset-size10.size4{font-size:.3857280617em}.katex .fontsize-ensurer.reset-size10.size5,.katex .sizing.reset-size10.size5{font-size:.4339440694em}.katex .fontsize-ensurer.reset-size10.size6,.katex .sizing.reset-size10.size6{font-size:.4821600771em}.katex .fontsize-ensurer.reset-size10.size7,.katex .sizing.reset-size10.size7{font-size:.5785920926em}.katex .fontsize-ensurer.reset-size10.size8,.katex .sizing.reset-size10.size8{font-size:.6943105111em}.katex .fontsize-ensurer.reset-size10.size9,.katex .sizing.reset-size10.size9{font-size:.8331726133em}.katex .fontsize-ensurer.reset-size10.size10,.katex .sizing.reset-size10.size10{font-size:1em}.katex .fontsize-ensurer.reset-size10.size11,.katex .sizing.reset-size10.size11{font-size:1.1996142719em}.katex .fontsize-ensurer.reset-size11.size1,.katex .sizing.reset-size11.size1{font-size:.2009646302em}.katex .fontsize-ensurer.reset-size11.size2,.katex .sizing.reset-size11.size2{font-size:.2411575563em}.katex .fontsize-ensurer.reset-size11.size3,.katex .sizing.reset-size11.size3{font-size:.2813504823em}.katex .fontsize-ensurer.reset-size11.size4,.katex .sizing.reset-size11.size4{font-size:.3215434084em}.katex .fontsize-ensurer.reset-size11.size5,.katex .sizing.reset-size11.size5{font-size:.3617363344em}.katex .fontsize-ensurer.reset-size11.size6,.katex .sizing.reset-size11.size6{font-size:.4019292605em}.katex .fontsize-ensurer.reset-size11.size7,.katex .sizing.reset-size11.size7{font-size:.4823151125em}.katex .fontsize-ensurer.reset-size11.size8,.katex .sizing.reset-size11.size8{font-size:.578778135em}.katex .fontsize-ensurer.reset-size11.size9,.katex .sizing.reset-size11.size9{font-size:.6945337621em}.katex .fontsize-ensurer.reset-size11.size10,.katex .sizing.reset-size11.size10{font-size:.8336012862em}.katex .fontsize-ensurer.reset-size11.size11,.katex .sizing.reset-size11.size11{font-size:1em}.katex .delimsizing.size1{font-family:KaTeX_Size1}.katex .delimsizing.size2{font-family:KaTeX_Size2}.katex .delimsizing.size3{font-family:KaTeX_Size3}.katex .delimsizing.size4{font-family:KaTeX_Size4}.katex .delimsizing.mult .delim-size1>span{font-family:KaTeX_Size1}.katex .delimsizing.mult .delim-size4>span{font-family:KaTeX_Size4}.katex .nulldelimiter{display:inline-block;width:.12em}.katex .delimcenter,.katex .op-symbol{position:relative}.katex .op-symbol.small-op{font-family:KaTeX_Size1}.katex .op-symbol.large-op{font-family:KaTeX_Size2}.katex .accent>.vlist-t,.katex .op-limits>.vlist-t{text-align:center}.katex .accent .accent-body{position:relative}.katex .accent .accent-body:not(.accent-full){width:0}.katex .overlay{display:block}.katex .mtable .vertical-separator{display:inline-block;min-width:1px}.katex .mtable .arraycolsep{display:inline-block}.katex .mtable .col-align-c>.vlist-t{text-align:center}.katex .mtable .col-align-l>.vlist-t{text-align:left}.katex .mtable .col-align-r>.vlist-t{text-align:right}.katex .svg-align{text-align:left}.katex svg{fill:currentColor;stroke:currentColor;fill-rule:nonzero;fill-opacity:1;stroke-width:1;stroke-linecap:butt;stroke-linejoin:miter;stroke-miterlimit:4;stroke-dasharray:none;stroke-dashoffset:0;stroke-opacity:1;display:block;height:inherit;position:absolute;width:100%}.katex svg path{stroke:none}.katex img{border-style:none;max-height:none;max-width:none;min-height:0;min-width:0}.katex .stretchy{display:block;overflow:hidden;position:relative;width:100%}.katex .stretchy:after,.katex .stretchy:before{content:""}.katex .hide-tail{overflow:hidden;position:relative;width:100%}.katex .halfarrow-left{left:0;overflow:hidden;position:absolute;width:50.2%}.katex .halfarrow-right{overflow:hidden;position:absolute;right:0;width:50.2%}.katex .brace-left{left:0;overflow:hidden;position:absolute;width:25.1%}.katex .brace-center{left:25%;overflow:hidden;position:absolute;width:50%}.katex .brace-right{overflow:hidden;position:absolute;right:0;width:25.1%}.katex .x-arrow-pad{padding:0 .5em}.katex .cd-arrow-pad{padding:0 .55556em 0 .27778em}.katex .mover,.katex .munder,.katex .x-arrow{text-align:center}.katex .boxpad{padding:0 .3em}.katex .fbox,.katex .fcolorbox{border:.04em solid;box-sizing:border-box}.katex .cancel-pad{padding:0 .2em}.katex .cancel-lap{margin-left:-.2em;margin-right:-.2em}.katex .sout{border-bottom-style:solid;border-bottom-width:.08em}.katex .angl{border-right:.049em solid;border-top:.049em solid;box-sizing:border-box;margin-right:.03889em}.katex .anglpad{padding:0 .03889em}.katex .eqn-num:before{content:"(" counter(katexEqnNo) ")";counter-increment:katexEqnNo}.katex .mml-eqn-num:before{content:"(" counter(mmlEqnNo) ")";counter-increment:mmlEqnNo}.katex .mtr-glue{width:50%}.katex .cd-vert-arrow{display:inline-block;position:relative}.katex .cd-label-left{display:inline-block;position:absolute;right:calc(50% + .3em);text-align:left}.katex .cd-label-right{display:inline-block;left:calc(50% + .3em);position:absolute;text-align:right}.katex-display{display:block;margin:1em 0;text-align:center}.katex-display>.katex{display:block;text-align:center;white-space:nowrap}.katex-display>.katex>.katex-html{display:block;position:relative}.katex-display>.katex>.katex-html>.tag{position:absolute;right:0}.katex-display.leqno>.katex>.katex-html>.tag{left:0;right:auto}.katex-display.fleqn>.katex{padding-left:2em;text-align:left}body{counter-reset:katexEqnNo mmlEqnNo}.marketing-zova-loading{padding-block:40px;color:#607187;font-size:13px;text-align:center}.marketing-zova-lab .sr-only{position:absolute!important;width:1px!important;height:1px!important;padding:0!important;margin:-1px!important;overflow:hidden!important;clip:rect(0,0,0,0)!important;white-space:nowrap!important;border:0!important}.marketing-zova-lab{padding-block:48px;background:linear-gradient(145deg,#f9fbff,#f3f7fd);border-block:1px solid #e5ecf4}.marketing-zova-heading{text-align:center}.marketing-zova-heading .public-eyebrow{color:#536f89;font-size:10px;letter-spacing:.16em}.marketing-zova-heading h2{margin-top:8px;color:#112b50;font-size:clamp(30px,3.6vw,42px)}.marketing-zova-heading>p:last-child{margin:10px 0 0;color:#617187;font-size:14px}.marketing-zova-subjects{display:grid;grid-template-columns:repeat(3,1fr);max-width:650px;margin:26px auto 0;padding:4px;border-radius:999px;background:#edf1fb}.marketing-zova-subjects button{min-height:42px;border:0;border-radius:999px;background:transparent;color:#53627e;font:inherit;font-size:13px;font-weight:750;cursor:pointer}.marketing-zova-subjects button.is-active{background:#fff;color:#2159db;box-shadow:0 7px 18px #253a6812}.marketing-zova-lessons{display:flex;justify-content:center;gap:8px;max-width:900px;margin:14px auto 0;overflow-x:auto;padding:2px 2px 8px;scrollbar-width:thin}.marketing-zova-lessons button{flex:0 0 auto;max-width:260px;overflow:hidden;padding:9px 13px;border:1px solid #dfe6f1;border-radius:9px;background:#fff;color:#52647d;font:inherit;font-size:11px;font-weight:700;text-overflow:ellipsis;white-space:nowrap;cursor:pointer}.marketing-zova-lessons button.is-active{border-color:#a9bff1;color:#234eae;background:#f3f7ff}.marketing-zova-grid{display:grid;grid-template-columns:minmax(0,1.5fr) minmax(320px,.75fr);gap:28px;align-items:start;margin-top:18px}.marketing-zova-copy{display:grid;grid-template-columns:minmax(190px,230px) minmax(0,1fr);min-height:610px;overflow:hidden;border:1px solid #dce5f1;border-radius:16px;background:#fff;box-shadow:0 20px 54px #263d5e14}.marketing-zova-copy .public-eyebrow{color:#637a92;font-size:10px}.marketing-zova-copy h3{margin:10px 0 0;color:#102c54;font-size:clamp(24px,2.7vw,34px);line-height:1.18;letter-spacing:-.035em}.marketing-lesson-journey{display:flex;min-width:0;flex-direction:column;padding:22px 14px 18px;border-right:1px solid #e0e8f3;background:#fbfdff}.marketing-lesson-journey-head{padding:0 6px 18px}.marketing-lesson-journey-head>h4{display:block;margin:0;color:#15213a;font-size:13px;line-height:1.35}.marketing-lesson-journey-head>div{height:5px;margin-top:12px;overflow:hidden;border-radius:999px;background:#e7edf5}.marketing-lesson-journey-head>div i{display:block;height:100%;border-radius:inherit;background:#18b18e;transition:width .2s ease}.marketing-lesson-journey-head>span{display:block;margin-top:7px;color:#71809a;font-size:10px;font-weight:720}.marketing-lesson-journey nav{position:relative;display:grid;gap:2px}.marketing-lesson-journey nav:before{content:"";position:absolute;top:27px;bottom:27px;left:22px;width:2px;background:#dce5f1}.marketing-lesson-journey nav>button{position:relative;z-index:1;display:grid;grid-template-columns:30px minmax(0,1fr);gap:0 10px;min-width:0;padding:10px 8px 10px 6px;border:1px solid transparent;border-radius:11px;background:transparent;color:#5d6d86;text-align:left;cursor:pointer}.marketing-lesson-journey nav>button:hover{background:#f5f8fd}.marketing-lesson-journey nav>button>span{grid-row:1 / span 2;display:grid;width:30px;height:30px;place-items:center;border-radius:50%;background:#eef2f7;color:#677892}.marketing-lesson-journey nav>button>i{display:none}.marketing-lesson-journey nav>button strong{min-width:0;color:#34435d;font-size:12px;line-height:1.25}.marketing-lesson-journey nav>button small{min-width:0;margin-top:2px;overflow:hidden;color:#7b89a0;font-size:9px;line-height:1.3;text-overflow:ellipsis;white-space:nowrap}.marketing-lesson-journey nav>button.is-active{border-color:#afc7ff;background:#f1f6ff;box-shadow:0 10px 24px #3267e314}.marketing-lesson-journey nav>button.is-active>span{background:#3267e3;color:#fff}.marketing-lesson-journey nav>button.is-active strong{color:#2056d4}.marketing-lesson-reader{min-width:0;padding:28px 30px 24px;background:#fff}.marketing-lesson-reader>header{padding-bottom:18px;border-bottom:1px solid #e1e8f2}.marketing-lesson-reader>header>span{color:#71809a;font-size:10px;font-weight:800;letter-spacing:.08em;text-transform:uppercase}.marketing-lesson-reader>header .public-eyebrow{margin:9px 0 0}.marketing-lesson-reader>header h3{margin-top:7px}.marketing-lesson-subsections{display:flex;flex-wrap:wrap;gap:7px;margin-top:16px}.marketing-lesson-subsections button{min-height:30px;padding:0 10px;border:1px solid #dce5f1;border-radius:999px;background:#fff;color:#65758e;font:inherit;font-size:10px;font-weight:740;cursor:pointer}.marketing-lesson-subsections button.is-active{border-color:#9eb9f8;background:#edf4ff;color:#2056d4}.marketing-lesson-section-content{display:grid;gap:17px;padding-top:22px}.math-text{overflow-wrap:anywhere}.math-text-display{display:block;max-width:100%;margin:8px 0;overflow-x:auto}.math-text-inline{display:inline-block;max-width:100%;vertical-align:-.12em}.math-text-blank{display:inline-block;width:clamp(4.5rem,12ch,9rem);min-height:1em;margin:0 .25em;border-bottom:2px solid currentColor;vertical-align:-.08em}.marketing-lesson-section-content .katex{font-size:1.02em;line-height:1.2}.study-rich-text{display:grid;gap:13px;min-width:0}.study-rich-text p,.study-rich-text h4,.study-rich-text ul,.study-rich-text ol{margin:0}.study-rich-text h4{padding-top:4px;color:#17213b;font-size:15px;line-height:1.4}.study-rich-text strong{color:#17213b;font-weight:820}.study-rich-text em{color:#263b61;font-style:normal;font-weight:760}.study-rich-text ul,.study-rich-text ol{display:grid;gap:8px;padding-left:22px}.study-rich-text li{padding-left:3px}.study-rich-text-callout{padding:13px 15px;border:1px solid #f4c88c;border-left:4px solid #e28b26;border-radius:10px;background:#fff8ed;color:#6c4317}.study-rich-text-callout>strong{color:#9a5511;font-size:11px;letter-spacing:.06em;text-transform:uppercase}.study-rich-text-callout p{margin-top:5px}.study-aid-section-body{max-width:760px;color:#33425b;font-size:16px;line-height:1.72}.study-aid-item-grid,.study-aid-example-list,.study-aid-check-list{display:grid;gap:14px}.study-aid-item-grid{grid-template-columns:repeat(auto-fit,minmax(min(100%,320px),1fr))}.study-aid-item-grid article,.study-aid-example-list article,.study-aid-check-card{min-width:0;padding:20px;border:1px solid #dfe7f2;border-radius:12px;background:#fbfdff}.study-aid-item-grid article:first-child{border-color:#bde7dc;background:#f2fbf8}.study-aid-item-grid strong,.study-aid-example-list strong,.study-aid-check-card strong{display:block;color:#172033;font-size:14px;line-height:1.35}.study-aid-item-copy{margin-top:8px;min-width:0;max-width:100%;color:#475569;font-size:13px;line-height:1.58}.study-aid-item-copy p{min-width:0;max-width:100%;overflow-x:auto;overflow-y:hidden;padding-bottom:3px}.study-aid-item-copy .math-text-display{font-size:.88em;scrollbar-width:thin}.study-aid-example-head{display:flex;align-items:center;gap:10px}.study-aid-example-head span{display:grid;width:30px;height:30px;place-items:center;border-radius:999px;background:#e8f0ff;color:#1d4ed8;font-size:13px;font-weight:950}.study-aid-example-solution{margin-top:18px;padding-top:17px;border-top:1px solid #e3eaf4;color:#41516b;font-size:13px;line-height:1.62}.study-aid-example-list>article>ol{display:grid;gap:10px;margin:16px 0 0;padding-left:22px;color:#475569;font-size:13px;line-height:1.58}.study-aid-final-answer{margin-top:12px;padding:11px 12px;border-radius:10px;background:#ecfdf5;color:#047857;font-size:13px;font-weight:850}.study-aid-check-card>.study-rich-text{margin-top:8px;color:#475569;font-size:13px;line-height:1.58}.study-aid-check-card>ul{display:grid;gap:5px;margin:10px 0 0;padding-left:20px;color:#52657b;font-size:12px}.study-flashcard-deck{display:grid;gap:16px;width:min(100%,760px);margin-inline:auto}.study-flashcard-deck>header{display:grid;grid-template-columns:auto minmax(120px,260px);align-items:end;gap:18px}.study-flashcard-deck>header>div:first-child{display:grid;gap:3px}.study-flashcard-deck>header span{color:#65758e;font-size:10px;font-weight:850;letter-spacing:.08em;text-transform:uppercase}.study-flashcard-deck>header strong{color:#1d2c49;font-size:14px}.study-flashcard-progress{height:6px;overflow:hidden;border-radius:999px;background:#e3eaf4}.study-flashcard-progress i{display:block;height:100%;border-radius:inherit;background:linear-gradient(90deg,#3267e3,#18a98a);transition:width .18s ease}.study-flashcard-card{position:relative;display:block;height:clamp(380px,55vh,540px);min-height:380px;padding:0;border:0;border-radius:22px;background:transparent;color:#17213b;font:inherit;text-align:left;cursor:pointer;perspective:1400px;transition:transform .18s ease}.study-flashcard-card:hover{transform:translateY(-2px)}.study-flashcard-inner{position:relative;display:block;height:100%;min-height:100%;transform-style:preserve-3d;transition:transform .62s cubic-bezier(.4,0,.2,1)}.study-flashcard-card.is-flipped .study-flashcard-inner{transform:rotateY(180deg)}.study-flashcard-face{position:absolute;top:0;right:0;bottom:0;left:0;display:flex;min-height:100%;flex-direction:column;align-items:stretch;justify-content:space-between;gap:22px;padding:30px 34px 24px;overflow-x:hidden;overflow-y:auto;border:1px solid #b8cdfc;border-radius:22px;background:radial-gradient(circle at 90% 5%,rgb(113 153 255/.18),transparent 34%),linear-gradient(145deg,#fff,#f2f6ff);box-shadow:0 20px 50px #2b4f961f;backface-visibility:hidden;-webkit-backface-visibility:hidden;transition:box-shadow .18s ease,border-color .18s ease}.study-flashcard-card:hover .study-flashcard-face{border-color:#7da2fa;box-shadow:0 24px 56px #2b4f9629}.study-flashcard-back{transform:rotateY(180deg);border-color:#92d8c7;background:radial-gradient(circle at 90% 5%,rgb(24 177 142/.16),transparent 34%),linear-gradient(145deg,#fff,#effbf7)}.study-flashcard-side{width:fit-content;padding:6px 9px;border-radius:999px;background:#e8f0ff;color:#285dce;font-size:10px;font-weight:900;letter-spacing:.08em;text-transform:uppercase}.study-flashcard-back .study-flashcard-side{background:#dff6ef;color:#087b62}.study-flashcard-main{display:block;max-width:620px;margin:auto 0;color:#17213b;font-size:clamp(23px,2.4vw,34px);font-weight:780;line-height:1.3;letter-spacing:-.018em}.study-flashcard-main .study-rich-text{display:grid;gap:9px}.study-flashcard-main .study-rich-text p,.study-flashcard-main .study-rich-text ol,.study-flashcard-main .study-rich-text ul{margin:0}.study-flashcard-hint{display:grid;gap:4px;padding:11px 13px;border:1px solid #dce6fa;border-radius:10px;background:#ffffffb8;color:#5d6d87;font-size:12px;line-height:1.48}.study-flashcard-hint b{color:#285dce;font-size:9px;letter-spacing:.08em;text-transform:uppercase}.study-flashcard-flip{display:inline-flex;align-items:center;gap:7px;color:#60718c;font-size:11px;font-weight:760}.study-v2-zova-button{display:inline-flex;min-height:38px;align-items:center;justify-content:center;gap:8px;padding:0 15px;border:0;border-radius:9px;background:#7132d4;color:#fff;font:inherit;font-size:12px;font-weight:800;cursor:pointer;box-shadow:0 10px 24px #7132d42e}.study-flashcard-deck>footer{display:grid;grid-template-columns:auto 1fr auto;align-items:center;gap:14px}.study-flashcard-deck>footer>button{display:inline-flex;min-height:38px;align-items:center;justify-content:center;gap:7px;padding:0 13px;border:1px solid #d5e0f1;border-radius:9px;background:#fff;color:#405473;font:inherit;font-size:11px;font-weight:800;cursor:pointer}.study-flashcard-deck>footer>div{display:flex;justify-content:center;gap:6px}.study-flashcard-deck>footer>div button{width:8px;height:8px;padding:0;border:0;border-radius:50%;background:#cfd9e8;cursor:pointer}.study-flashcard-deck>footer>div button.is-active{width:22px;border-radius:999px;background:#3267e3}.study-flashcard-deck button:disabled{cursor:not-allowed;opacity:.45}.marketing-lesson-reader>footer{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-top:24px;padding-top:17px;border-top:1px solid #e1e8f2}.marketing-lesson-reader>footer button{min-height:34px;padding:0 13px;border:1px solid #d5e0f1;border-radius:9px;background:#fff;color:#2457cd;font:inherit;font-size:11px;font-weight:780;cursor:pointer}.marketing-lesson-reader>footer button:disabled{color:#9ca9bb;cursor:default;opacity:.55}.marketing-lesson-reader>footer span{color:#71809a;font-size:10px;font-weight:750}.marketing-zova-rail{position:sticky;top:86px;overflow:hidden;border:1px solid #d9c8ff;border-radius:16px;background:radial-gradient(circle at 50% 22%,#7c3aed1a,transparent 34%),linear-gradient(180deg,#fbf9ff,#fff 56%,#f8fbff);box-shadow:0 20px 54px #402a7a1c}.marketing-zova-rail>header{display:flex;align-items:center;justify-content:space-between;gap:10px;padding:17px 17px 0}.marketing-zova-rail>header strong{display:inline-flex;align-items:center;gap:7px;color:#7132d4;font-size:11px;font-weight:850;letter-spacing:.08em;text-transform:uppercase}.marketing-zova-rail>header label{display:inline-flex;min-height:32px;align-items:center;gap:5px;padding:0 8px;border:1px solid #d9e2f1;border-radius:999px;background:#fff;color:#5a4a7a}.marketing-zova-rail>header select{max-width:76px;border:0;outline:0;background:transparent;color:inherit;font:inherit;font-size:10px;font-weight:800}.marketing-zova-context{padding:17px 19px 10px}.marketing-zova-context>span{display:inline-flex;min-height:23px;align-items:center;padding:0 9px;border-radius:999px;background:#edf4ff;color:#2457cd;font-size:9px;font-weight:850}.marketing-zova-context h3{margin:11px 0 0;color:#151f38;font-size:20px;line-height:1.16;letter-spacing:-.025em}.marketing-zova-context p{margin:8px 0 0;color:#64718a;font-size:11px;line-height:1.5}.marketing-zova-orb-wrap{display:grid;justify-items:center;padding:10px 20px 4px}.marketing-zova-orb{--orb-size:128px;position:relative;display:flex;width:var(--orb-size);aspect-ratio:1;align-items:center;justify-content:center;gap:7px;border:4px solid #ffffffe0;border-radius:50%;background:radial-gradient(circle at 32% 25%,#ffffffd1,transparent 18%),radial-gradient(circle at 70% 72%,#b762f5b8,transparent 31%),linear-gradient(145deg,#2ed6f2,#246de2 42%,#43288f 72%,#8e5ee8);box-shadow:0 21px 34px #37428e3d,0 0 0 7px #76a9ff1f,0 0 0 15px #9069e512,inset 0 0 24px #ffffff5c}.marketing-zova-orb:before{content:"";position:absolute;top:-11px;right:-11px;bottom:-11px;left:-11px;border:1px solid #6cacf747;border-radius:inherit;box-shadow:0 0 28px #608bf42e}.marketing-zova-orb span{z-index:1;width:6px;height:41px;border-radius:999px;background:linear-gradient(#8df9ff,#cb8cff);box-shadow:0 0 14px #74eeffbd;opacity:.78;transform:scaleY(.74)}.marketing-zova-orb span:nth-child(2){height:56px;animation-delay:80ms}.marketing-zova-orb span:nth-child(3){height:70px;animation-delay:.16s}.marketing-zova-orb span:nth-child(4){height:52px;animation-delay:.24s}.marketing-zova-orb span:nth-child(5){height:64px;animation-delay:.32s}.marketing-zova-orb.is-thinking:before,.marketing-zova-orb.is-listening:before{animation:marketing-zova-ring 1.2s ease-in-out infinite}.marketing-zova-orb.is-thinking span,.marketing-zova-orb.is-speaking span{animation:marketing-zova-bars .9s ease-in-out infinite}.marketing-zova-orb.is-speaking span{background:linear-gradient(#8df9ff,#0fbba5)}.marketing-zova-mode{display:grid;grid-template-columns:1fr 1fr;gap:5px;margin:10px 19px 0;padding:4px;border:1px solid #e0d7fb;border-radius:999px;background:#f4f1ff}.marketing-zova-mode button{display:inline-flex;min-height:31px;align-items:center;justify-content:center;gap:6px;border:0;border-radius:999px;background:transparent;color:#675d82;font:inherit;font-size:10px;font-weight:820;cursor:pointer}.marketing-zova-mode button.is-active{background:#fff;color:#7132d4;box-shadow:0 8px 18px #3a24691f}.marketing-zova-wave{display:flex;width:calc(100% - 40px);height:26px;align-items:center;justify-content:center;gap:3px;margin:14px 20px 0;opacity:.75}.marketing-zova-wave span{width:6px;height:6px;border-radius:999px;background:#cdd9ed}.marketing-zova-wave.is-student_speaking span,.marketing-zova-wave.is-zova_speaking span{animation:marketing-zova-wave .66s ease-in-out infinite}.marketing-zova-wave.is-student_speaking span{background:linear-gradient(#d9ccff,#7259f2)}.marketing-zova-wave.is-zova_speaking span{background:linear-gradient(#86f7ff,#0fbba5)}.marketing-zova-wave span:nth-child(2n){animation-delay:70ms}.marketing-zova-wave span:nth-child(3n){animation-delay:.14s}.marketing-zova-wave span:nth-child(4n){animation-delay:.21s}.marketing-zova-status{display:flex;align-items:center;gap:7px;margin:11px 19px 0;color:#0f9f80;font-size:11px;font-weight:830}.marketing-zova-status i{width:8px;height:8px;border-radius:50%;background:#18b18e;box-shadow:0 0 0 5px #18b18e1f}.marketing-zova-transcript{min-height:94px;max-height:160px;margin:14px 19px;overflow:auto;scrollbar-gutter:stable}.marketing-zova-transcript p{margin:0 14px 8px 0;padding:10px 11px;border:1px solid #ded2ff;border-radius:12px;background:#fbf9ff;color:#33425d;font-size:11px;line-height:1.45}.marketing-zova-transcript p.is-user{margin-right:0;margin-left:20px;border-color:#c9d8ff;background:#f3f7ff}.marketing-zova-transcript p span{display:block;margin-bottom:3px;color:#7132d4;font-size:9px;font-weight:850;letter-spacing:.05em;text-transform:uppercase}.marketing-zova-error{margin:0 19px 12px!important;color:#b42318!important;font-size:11px!important;font-weight:700}.marketing-zova-actions{display:grid;gap:8px;margin:0 19px 14px}.marketing-zova-actions.has-secondary{grid-template-columns:.9fr 1.1fr}.marketing-zova-end,.marketing-zova-primary{display:inline-flex;width:100%;min-height:44px;align-items:center;justify-content:center;gap:7px;border-radius:11px;font:inherit;font-size:12px;font-weight:850;cursor:pointer}.marketing-zova-end{border:1px solid #d9c8ff;background:#ffffffdf;color:#4f2cab}.marketing-zova-primary{border:0;background:linear-gradient(135deg,#2f6cf0,#7132d4);color:#fff;box-shadow:0 14px 26px #6346d63d}.marketing-zova-primary.is-holding{background:linear-gradient(135deg,#0f9f83,#4f35d6);transform:scale(.99)}.marketing-zova-footnote{display:block;padding:0 19px 14px;color:#7b8799;font-size:9px;text-align:center}@keyframes marketing-zova-bars{50%{transform:scaleY(1.08);opacity:1}}@keyframes marketing-zova-ring{50%{transform:scale(1.1);opacity:.85}}@keyframes marketing-zova-wave{50%{height:23px;opacity:1}}@media(max-width:1000px){.marketing-zova-copy{grid-template-columns:minmax(170px,205px) minmax(0,1fr)}.marketing-lesson-reader{padding:25px 24px 22px}}@media(max-width:850px){.marketing-zova-grid{grid-template-columns:1fr}.marketing-zova-copy{min-height:0}.marketing-zova-rail{position:static}}@media(max-width:700px){.marketing-zova-lab{padding-block:34px}.marketing-zova-heading h2{font-size:31px}.marketing-zova-subjects{margin-top:22px}.marketing-zova-grid{gap:18px}.marketing-zova-copy{display:block}.marketing-lesson-journey{padding:16px;border-right:0;border-bottom:1px solid #e0e8f3}.marketing-lesson-journey nav{display:flex;overflow-x:auto;padding-bottom:4px}.marketing-lesson-journey nav:before{display:none}.marketing-lesson-journey nav>button{flex:0 0 178px}.marketing-lesson-reader{padding:22px 19px}.marketing-zova-copy h3{font-size:25px}.marketing-zova-lessons{justify-content:flex-start}.marketing-zova-orb{--orb-size:112px}.marketing-zova-context h3{font-size:19px}.study-flashcard-deck>header,.study-flashcard-deck>footer{grid-template-columns:1fr}.study-flashcard-card{height:min(500px,62vh);min-height:360px}.study-flashcard-face{padding:24px 22px 20px}.study-flashcard-main{font-size:clamp(19px,5.5vw,24px)}.study-flashcard-deck>footer>div{grid-row:1}}@media(prefers-reduced-motion:reduce){.marketing-zova-orb,.marketing-zova-orb:before,.marketing-zova-orb span,.marketing-zova-wave span{animation:none!important}}.has-language-experience .marketing-zova-language-heading{max-width:980px;margin-inline:auto}.marketing-zova-languages{display:flex;gap:6px;overflow-x:auto;padding:7px;margin:22px auto 26px;border:1px solid #dce5f0;border-radius:14px;background:#fff;width:max-content;max-width:100%}.marketing-zova-languages button{flex-shrink:0;padding:11px 17px;border:0;border-radius:9px;background:transparent;color:#526782;font:inherit;font-size:15px;cursor:pointer}.marketing-zova-languages button[aria-selected=true]{background:#123d71;color:#fff;box-shadow:0 3px 9px #123d7120}.marketing-zova-languages button:disabled{cursor:default;opacity:.65}.marketing-zova-languages button:focus-visible{outline:3px solid #387cff;outline-offset:2px}.has-language-experience .marketing-zova-heading h2{font-size:clamp(29px,3.2vw,42px);line-height:1.4;letter-spacing:-.015em}.has-language-experience .marketing-zova-language-intro{max-width:820px;margin:17px auto 0;font-size:17px;line-height:1.85}.has-language-experience .marketing-zova-language-note{margin:13px 0 0;font-size:13px;color:#007b70}.marketing-zova-material-note{max-width:850px;margin:0 auto 24px;text-align:center;color:#61738b;font-size:12px;line-height:1.7}@media(max-width:700px){.marketing-zova-languages{width:100%}.marketing-zova-languages button{padding:10px 15px;font-size:14px}.has-language-experience .marketing-zova-language-intro{font-size:15px}}