@import"https://fonts.googleapis.com/css2?family=Nunito:wght@600;700;800;900&family=Tinos:ital,wght@0,400;0,700;1,400&display=swap";@font-face{font-display:block;font-family:KaTeX_AMS;font-style:normal;font-weight:400;src:url(/assets/KaTeX_AMS-Regular-BQhdFMY1.woff2) format("woff2"),url(/assets/KaTeX_AMS-Regular-DMm9YOAa.woff) format("woff"),url(/assets/KaTeX_AMS-Regular-DRggAlZN.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Caligraphic;font-style:normal;font-weight:700;src:url(/assets/KaTeX_Caligraphic-Bold-Dq_IR9rO.woff2) format("woff2"),url(/assets/KaTeX_Caligraphic-Bold-BEiXGLvX.woff) format("woff"),url(/assets/KaTeX_Caligraphic-Bold-ATXxdsX0.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Caligraphic;font-style:normal;font-weight:400;src:url(/assets/KaTeX_Caligraphic-Regular-Di6jR-x-.woff2) format("woff2"),url(/assets/KaTeX_Caligraphic-Regular-CTRA-rTL.woff) format("woff"),url(/assets/KaTeX_Caligraphic-Regular-wX97UBjC.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Fraktur;font-style:normal;font-weight:700;src:url(/assets/KaTeX_Fraktur-Bold-CL6g_b3V.woff2) format("woff2"),url(/assets/KaTeX_Fraktur-Bold-BsDP51OF.woff) format("woff"),url(/assets/KaTeX_Fraktur-Bold-BdnERNNW.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Fraktur;font-style:normal;font-weight:400;src:url(/assets/KaTeX_Fraktur-Regular-CTYiF6lA.woff2) format("woff2"),url(/assets/KaTeX_Fraktur-Regular-Dxdc4cR9.woff) format("woff"),url(/assets/KaTeX_Fraktur-Regular-CB_wures.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Main;font-style:normal;font-weight:700;src:url(/assets/KaTeX_Main-Bold-Cx986IdX.woff2) format("woff2"),url(/assets/KaTeX_Main-Bold-Jm3AIy58.woff) format("woff"),url(/assets/KaTeX_Main-Bold-waoOVXN0.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Main;font-style:italic;font-weight:700;src:url(/assets/KaTeX_Main-BoldItalic-DxDJ3AOS.woff2) format("woff2"),url(/assets/KaTeX_Main-BoldItalic-SpSLRI95.woff) format("woff"),url(/assets/KaTeX_Main-BoldItalic-DzxPMmG6.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Main;font-style:italic;font-weight:400;src:url(/assets/KaTeX_Main-Italic-NWA7e6Wa.woff2) format("woff2"),url(/assets/KaTeX_Main-Italic-BMLOBm91.woff) format("woff"),url(/assets/KaTeX_Main-Italic-3WenGoN9.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Main;font-style:normal;font-weight:400;src:url(/assets/KaTeX_Main-Regular-B22Nviop.woff2) format("woff2"),url(/assets/KaTeX_Main-Regular-Dr94JaBh.woff) format("woff"),url(/assets/KaTeX_Main-Regular-ypZvNtVU.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Math;font-style:italic;font-weight:700;src:url(/assets/KaTeX_Math-BoldItalic-CZnvNsCZ.woff2) format("woff2"),url(/assets/KaTeX_Math-BoldItalic-iY-2wyZ7.woff) format("woff"),url(/assets/KaTeX_Math-BoldItalic-B3XSjfu4.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Math;font-style:italic;font-weight:400;src:url(/assets/KaTeX_Math-Italic-t53AETM-.woff2) format("woff2"),url(/assets/KaTeX_Math-Italic-DA0__PXp.woff) format("woff"),url(/assets/KaTeX_Math-Italic-flOr_0UB.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_SansSerif;font-style:normal;font-weight:700;src:url(/assets/KaTeX_SansSerif-Bold-D1sUS0GD.woff2) format("woff2"),url(/assets/KaTeX_SansSerif-Bold-DbIhKOiC.woff) format("woff"),url(/assets/KaTeX_SansSerif-Bold-CFMepnvq.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_SansSerif;font-style:italic;font-weight:400;src:url(/assets/KaTeX_SansSerif-Italic-C3H0VqGB.woff2) format("woff2"),url(/assets/KaTeX_SansSerif-Italic-DN2j7dab.woff) format("woff"),url(/assets/KaTeX_SansSerif-Italic-YYjJ1zSn.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_SansSerif;font-style:normal;font-weight:400;src:url(/assets/KaTeX_SansSerif-Regular-DDBCnlJ7.woff2) format("woff2"),url(/assets/KaTeX_SansSerif-Regular-CS6fqUqJ.woff) format("woff"),url(/assets/KaTeX_SansSerif-Regular-BNo7hRIc.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Script;font-style:normal;font-weight:400;src:url(/assets/KaTeX_Script-Regular-D3wIWfF6.woff2) format("woff2"),url(/assets/KaTeX_Script-Regular-D5yQViql.woff) format("woff"),url(/assets/KaTeX_Script-Regular-C5JkGWo-.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Size1;font-style:normal;font-weight:400;src:url(/assets/KaTeX_Size1-Regular-mCD8mA8B.woff2) format("woff2"),url(/assets/KaTeX_Size1-Regular-C195tn64.woff) format("woff"),url(/assets/KaTeX_Size1-Regular-Dbsnue_I.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Size2;font-style:normal;font-weight:400;src:url(/assets/KaTeX_Size2-Regular-Dy4dx90m.woff2) format("woff2"),url(/assets/KaTeX_Size2-Regular-oD1tc_U0.woff) format("woff"),url(/assets/KaTeX_Size2-Regular-B7gKUWhC.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Size3;font-style:normal;font-weight:400;src:url(data:font/woff2;base64,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) format("woff2"),url(/assets/KaTeX_Size3-Regular-CTq5MqoE.woff) format("woff"),url(/assets/KaTeX_Size3-Regular-DgpXs0kz.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Size4;font-style:normal;font-weight:400;src:url(/assets/KaTeX_Size4-Regular-Dl5lxZxV.woff2) format("woff2"),url(/assets/KaTeX_Size4-Regular-BF-4gkZK.woff) format("woff"),url(/assets/KaTeX_Size4-Regular-DWFBv043.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Typewriter;font-style:normal;font-weight:400;src:url(/assets/KaTeX_Typewriter-Regular-CO6r4hn1.woff2) format("woff2"),url(/assets/KaTeX_Typewriter-Regular-C0xS9mPB.woff) format("woff"),url(/assets/KaTeX_Typewriter-Regular-D3Ib7_Hf.ttf) format("truetype")}.katex{font: 1.21em KaTeX_Main,Times New Roman,serif;line-height:1.2;position:relative;text-indent:0;text-rendering:auto}.katex *{-ms-high-contrast-adjust:none!important;border-color:currentColor}.katex .katex-version:after{content:"0.16.47"}.katex .katex-mathml{border:0;-webkit-clip-path:inset(50%);clip-path:inset(50%);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 .mathsfit,.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 .smash{display:inline;line-height:0}.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;display:block;height:inherit;position:absolute;width:100%}.katex svg path{stroke:none}.katex svg{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}.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}:root{font-family:Nunito,sans-serif;color:#27364c;background:#f7f7f7;font-synthesis:none;--blue: #12a8f4;--blue-dark: #087fc0;--blue-soft: #ddf3ff;--ink: #29384e;--muted: #788396;--line: #dce2e8;--green: #58cc02;--green-dark: #419900;--red: #ff4b4b;--purple: #7b61ff}*{box-sizing:border-box}html,body,#root{min-height:100%;margin:0}body{background:#f7f7f7}.desktop-app{min-height:100vh}.mobile-blocker{display:none}button,input{font:inherit}button{cursor:pointer}.loading-screen{min-height:100vh;display:flex;align-items:center;justify-content:center;gap:9px}.loading-orb{width:14px;height:14px;border-radius:50%;background:var(--blue);animation:bounce .8s infinite alternate}.loading-orb:nth-child(2){animation-delay:.15s}.loading-orb:nth-child(3){animation-delay:.3s}@keyframes bounce{to{transform:translateY(-12px);opacity:.45}}.app-shell{min-height:100vh;width:100%;display:grid;grid-template-columns:228px minmax(0,1fr);background:#f7f7f7}.side-rail{position:fixed;inset:0 auto 0 0;width:228px;background:#fff;border-right:2px solid #e5e8ec;padding:0 11px 14px;display:flex;flex-direction:column;z-index:20}.rail-nav{display:grid;gap:10px;padding-top:12px}.rail-link{color:#526178;text-decoration:none;display:flex;align-items:center;gap:12px;min-height:47px;padding:0 14px;border-radius:11px;font-size:16px;font-weight:800;border:2px solid transparent;transition:background .15s,color .15s}.rail-link svg{width:22px;height:22px;stroke-width:2.6}.rail-link:hover{background:#f2f5f7}.rail-link.active{color:#089ee9;background:#dff3ff;border-color:#caebfc}.account-wrap{margin-top:auto;position:relative}.account-button{width:100%;border:0;border-top:2px solid #e9ecef;background:#fff;padding:17px 8px 0;display:grid;grid-template-columns:45px 1fr auto;align-items:center;gap:10px;text-align:left;color:var(--ink)}.account-avatar{width:43px;height:43px;display:grid;place-items:center;border-radius:50%;color:#fff;background:#ff6b35;font-weight:900;font-size:20px;box-shadow:0 4px #d54b1a}.account-copy{min-width:0;display:grid}.account-copy strong{font-size:16px;overflow:hidden;text-overflow:ellipsis}.account-copy small{color:var(--muted);font-size:12px}.account-button svg{transition:transform .2s}.account-button svg.rotated{transform:rotate(180deg)}.account-menu{position:absolute;bottom:69px;left:4px;right:4px;padding:12px;background:#fff;border:2px solid #dfe4e9;border-radius:15px;box-shadow:0 5px #dfe4e9}.account-email{font-size:12px;color:var(--muted);padding:5px 6px 10px;overflow:hidden;text-overflow:ellipsis}.account-menu button{border:0;background:#fff0f0;color:#d33;width:100%;border-radius:9px;padding:10px;display:flex;align-items:center;gap:8px;font-weight:800}.shell-main{grid-column:2;min-width:0}.page{width:125%;max-width:1410px;margin:0 auto;padding:27px 44px 70px;zoom:.8}.page-heading{display:flex;justify-content:space-between;align-items:end;margin-bottom:38px}.page-heading h1{margin:0 0 5px;color:#303030;font-size:clamp(32px,3vw,45px);line-height:1;font-weight:900;letter-spacing:-.8px}.page-heading p{margin:14px 0 0;font-size:19px;color:#777;font-weight:700}.mock-count{display:flex;align-items:baseline;gap:7px;color:var(--muted)}.mock-count strong{color:var(--blue);font-size:28px}.page-skeleton{margin:60px;height:500px;border-radius:20px;background:linear-gradient(100deg,#edf0f3 20%,#f8f9fa,#edf0f3 60%);background-size:200% 100%;animation:shimmer 1.2s infinite}.page-error{margin:-18px 0 25px;padding:12px 15px;border:2px solid #ffc7c7;border-radius:11px;background:#fff1f1;color:#b42323;font-weight:800}@keyframes shimmer{to{background-position:-200% 0}}.dialog-backdrop{position:fixed;top:0;right:0;bottom:0;left:0;z-index:200;display:grid;place-items:center;padding:24px;background:#18202dcc;-webkit-backdrop-filter:blur(3px);backdrop-filter:blur(3px)}.confirm-dialog{position:relative;width:min(440px,100%);padding:31px 31px 27px;border:2px solid #dde3e8;border-radius:20px;background:#fff;box-shadow:0 8px #c8d0d7,0 24px 70px #0004;text-align:center}.dialog-close{position:absolute;top:14px;right:14px;width:35px;height:35px;display:grid;place-items:center;border:0;border-radius:50%;background:#f1f3f5;color:#657286}.dialog-close svg{width:19px}.dialog-icon{width:58px;height:58px;display:grid;place-items:center;margin:0 auto 16px;border-radius:17px;background:#e6f6ff;color:var(--blue);box-shadow:0 5px #bde8fb}.dialog-icon.danger{background:#fff0f0;color:#d33;box-shadow-color:#ffcaca}.confirm-dialog h2{margin:0;font-size:25px;color:#26364c}.confirm-dialog p{margin:11px auto 24px;max-width:350px;color:#69768a;line-height:1.45;font-weight:700}.dialog-actions{display:grid;grid-template-columns:1fr 1.35fr;gap:11px}.dialog-actions button{min-height:48px;border-radius:11px;font-weight:900}.dialog-cancel{border:2px solid #dce2e7;background:#fff;color:#657286;box-shadow:0 4px #dce2e7}.dialog-confirm{border:0;background:var(--blue);color:#fff;box-shadow:0 5px 0 var(--blue-dark)}.dialog-confirm.danger{background:#e24b4b;box-shadow-color:#b72e2e}.dialog-actions button:active:not(:disabled){transform:translateY(3px);box-shadow:0 1px #cbd2d8}.dialog-actions button:disabled,.dialog-close:disabled{opacity:.55}.mock-grid{display:grid;grid-template-columns:repeat(3,minmax(250px,1fr));gap:40px 35px;align-items:start}.mock-card{background:#fff;border-radius:13px;overflow:hidden;border:2px solid #e7e7e7;box-shadow:0 5px #e1e5e8}.mock-card-title{height:76px;display:flex;align-items:center;padding:0 22px;color:#fff;background:var(--blue);font-size:35px;font-weight:900;letter-spacing:-.8px}.mock-ribbon{color:#fff;background:#374559;padding:7px 16px;font-weight:900;font-size:12px;letter-spacing:.3px}.mock-total{min-height:143px;background:#eaf4ff;display:flex;flex-direction:column;align-items:center;padding:10px 16px 7px}.mock-total span{color:#111;font-size:13px;font-weight:900}.mock-total strong{font-size:48px;line-height:1.25;color:#111;margin-top:3px}.mock-total small{margin-top:auto;text-decoration:underline;color:#111;font-size:15px}.mock-section{padding:14px 14px 0}.score-label-row{display:flex;justify-content:space-between;align-items:center;gap:10px}.score-label-row strong{color:#101010;font-size:22px;font-weight:900;white-space:nowrap}.score-label-row span{color:#748095;font-size:16px;font-weight:700}.score-value{display:none}.module-row{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-top:9px}.module-pill{min-height:49px;border:2px solid #b9e4f8;border-radius:11px;background:#eaf8ff;box-shadow:0 7px #b9e4f8;padding:8px 13px 5px;color:#111;font-size:18px;font-weight:900;display:flex;justify-content:space-between;align-items:center}.module-pill strong{color:#078fce;font-size:14px}.mock-divider{height:2px;background:#d7d9dc;margin:20px 14px 0}.math-section{padding-top:13px}.mock-actions{padding:23px 14px 17px;display:flex;gap:10px}.card-primary-3d,.primary-3d{flex:1;border:0;border-radius:11px;color:#fff;background:var(--blue);box-shadow:0 7px 0 var(--blue-dark);min-height:55px;padding:0 20px;font-size:18px;font-weight:900;text-transform:uppercase;display:flex;align-items:center;justify-content:center;gap:8px;transition:transform .1s,box-shadow .1s}.card-primary-3d:hover,.primary-3d:hover{filter:brightness(1.035)}.card-primary-3d:active,.primary-3d:active{transform:translateY(5px);box-shadow:0 2px 0 var(--blue-dark)}.card-primary-3d:disabled,.primary-3d:disabled{opacity:.55;cursor:default}.secondary-3d{border:2px solid #d9e0e6;border-radius:11px;background:#fff;color:#5c687b;box-shadow:0 5px #d9e0e6;min-height:55px;padding:0 15px;font-weight:900;display:flex;align-items:center;justify-content:center;gap:6px}.secondary-3d:active{transform:translateY(3px);box-shadow:0 2px #d9e0e6}.diagnostics-section>h2{margin:0 0 18px;color:#26364c;font-size:26px;font-weight:900}.diagnostics-summary{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:22px}.summary-card{min-height:246px;display:flex;flex-direction:column;align-items:flex-start;padding:25px 27px 26px;border:2px solid #e1e5e9;border-radius:18px;background:#fff;box-shadow:0 6px #e1e5e9}.summary-label{color:#657286;font-size:17px;font-weight:800}.summary-value{margin-top:5px;color:#202b3a;font-size:43px;line-height:1.05;font-weight:900;letter-spacing:-1px}.summary-card small{min-height:21px;margin-top:6px;color:#8590a0;font-weight:700}.summary-subhead{margin:auto 0 12px;color:#3b4759;font-size:16px;font-weight:900}.metric-chips,.accuracy-chips{display:flex;flex-wrap:wrap;gap:9px}.metric-chips>span,.accuracy-chips>span{padding:7px 11px;border:2px solid;border-radius:9px;font-size:14px;line-height:1.2;font-weight:900}.math-chip{color:#4f9f13;border-color:#8ed259!important;background:#f3ffe9}.rw-chip{color:#287d6d;border-color:#70b8aa!important;background:#eefaf7}.accuracy-head{display:flex;align-items:baseline;gap:14px}.trend{color:#4f9f13;font-size:14px;font-weight:900;white-space:nowrap}.trend.down{color:#d65959}.accuracy-chips em{margin-left:5px;font-style:normal;font-size:12px;opacity:.8}.timeline-section{margin-top:42px}.chart-card{position:relative;background:#fff;border:2px solid #e1e5e9;border-radius:18px;box-shadow:0 6px #e1e5e9;padding:21px 24px 9px}.chart-legend{display:flex;justify-content:flex-end;align-items:center;gap:8px;color:#657287;font-weight:800;font-size:13px}.chart-legend span{width:11px;height:11px;border-radius:50%;margin-left:12px}.total-dot{background:var(--blue)}.rw-dot{background:var(--purple)}.math-dot{background:#ff9f1c}.score-chart{display:block;width:100%;min-height:360px;overflow:visible}.grid-line{stroke:#e4e9ed;stroke-width:1.5}.axis-label,.x-label{fill:#7e8998;font-size:13px;font-weight:800}.x-sub-label{fill:#a0a8b2;font-size:11px;font-weight:800}.score-area{fill:#d9ecff;opacity:.72}.score-line{fill:none;stroke-width:4.5;stroke-linecap:round;stroke-linejoin:round}.total-line{stroke:var(--blue)}.rw-line{stroke:var(--purple)}.math-line{stroke:#ff9f1c}.score-point{stroke:#fff;stroke-width:4}.total-point{fill:var(--blue)}.rw-point{fill:var(--purple)}.math-point{fill:#ff9f1c}.empty-diagnostics{background:#fff;border:2px solid #e1e5e9;border-radius:20px;box-shadow:0 6px #e1e5e9;padding:80px 30px;text-align:center}.empty-icon{width:74px;height:74px;display:grid;place-items:center;margin:0 auto 20px;color:var(--blue);background:var(--blue-soft);border-radius:22px;box-shadow:0 6px #bee7fb}.empty-icon svg{width:39px;height:39px}.empty-diagnostics h2{margin:0 0 8px;color:var(--ink);font-size:25px}.empty-diagnostics p{color:var(--muted);margin:0}.auth-screen{min-height:100vh;display:grid;grid-template-columns:1fr 1fr;align-items:center;background:#f8fafb;overflow:hidden}.auth-visual{height:100%;min-height:680px;position:relative;background:#0ba5ef;border-right:2px solid #0788c9;overflow:hidden}.auth-visual:before,.auth-visual:after{content:"";position:absolute;border-radius:50%;background:#ffffff1f}.auth-visual:before{width:600px;height:600px;left:-280px;top:-160px}.auth-visual:after{width:470px;height:470px;right:-170px;bottom:-150px}.auth-stack{position:absolute;left:50%;width:330px;height:190px;border-radius:28px;border:4px solid rgba(255,255,255,.8);transform:translate(-50%) rotate(-5deg)}.stack-one{top:calc(50% - 150px);background:#0d8fd2;box-shadow:0 18px #0774ad}.stack-two{top:calc(50% - 185px);transform:translate(-50%) rotate(4deg);background:#42c3ff;box-shadow:0 18px #0b92d3}.stack-three{top:calc(50% - 220px);transform:translate(-50%);background:#fff;box-shadow:0 18px #d6edf8;display:grid;place-items:center}.stack-three span{color:#0ba5ef;font-size:78px;font-weight:900}.auth-card{width:min(440px,calc(100% - 50px));justify-self:center;background:#fff;border:2px solid #e1e5e9;border-radius:22px;box-shadow:0 7px #e1e5e9;padding:38px}.auth-card h1{color:#222d3d;font-size:32px;line-height:1.08;margin:0 0 10px;font-weight:900}.auth-card>p{color:#768294;line-height:1.5;font-weight:700;margin:0 0 27px}.auth-card label{display:block;color:#59677a;font-size:13px;font-weight:900;text-transform:uppercase;margin-bottom:8px}.input-shell{height:57px;border:2px solid #dce2e7;border-radius:12px;background:#fafcfd;display:flex;align-items:center;gap:10px;padding:0 15px}.input-shell:focus-within{border-color:var(--blue);box-shadow:0 0 0 4px #dff4ff}.input-shell svg{color:#8a96a6}.input-shell input{flex:1;border:0;outline:0;background:transparent;color:var(--ink);min-width:0}.auth-card .primary-3d{width:100%;margin-top:18px}.code-input{width:100%;height:68px;border:2px solid #dce2e7;border-radius:12px;text-align:center;font-size:30px;letter-spacing:12px;font-weight:900;outline:0}.code-input:focus{border-color:var(--blue);box-shadow:0 0 0 4px #dff4ff}.form-error{color:#d63d3d;background:#fff0f0;border-radius:9px;padding:9px 11px;margin-top:11px;font-size:13px;font-weight:800}.form-notice{color:#087b52;background:#eafbf4;border-radius:9px;padding:9px 11px;margin-top:11px;font-size:13px;font-weight:800}.auth-text-actions{display:flex;justify-content:center;gap:18px;margin-top:18px}.text-button{width:auto;border:0;background:transparent;color:var(--blue-dark);font-weight:900;margin:0;padding:5px 0}.text-button:disabled{opacity:.5}.result-page{max-width:1200px}.result-heading{display:grid;grid-template-columns:180px 1fr 180px;align-items:center;text-align:center;margin-bottom:28px}.result-heading span{color:var(--blue-dark);font-weight:900;text-transform:uppercase}.result-heading h1{margin:3px 0 0;color:var(--ink);font-size:34px}.back-link{border:0;background:transparent;color:#66758a;display:flex;align-items:center;gap:7px;font-weight:900;padding:8px 0}.retake-button{justify-self:end}.result-score-row{display:grid;grid-template-columns:1.2fr auto 1fr auto 1fr;align-items:center;gap:14px;margin-bottom:30px}.result-score{min-height:150px;border:2px solid #e1e6ea;border-radius:17px;background:#fff;box-shadow:0 6px #e1e6ea;display:flex;flex-direction:column;align-items:center;justify-content:center}.result-score.total{background:#eaf7ff;border-color:#bbe6fb;box-shadow:0 6px #bbe6fb}.result-score span{color:#738094;font-weight:900}.result-score strong{color:#1d2a3b;font-size:48px;line-height:1.1}.result-score small{color:#8490a0}.result-plus{color:#a1aab5;font-size:28px;font-weight:900}.answer-review-card{background:#fff;border:2px solid #e1e6ea;border-radius:18px;box-shadow:0 6px #e1e6ea;padding:25px}.answer-review-head{display:flex;justify-content:space-between;gap:20px;border-bottom:2px solid #edf0f2;padding-bottom:20px}.answer-review-head h2{margin:0;color:var(--ink)}.answer-review-head p{margin:5px 0 0;color:var(--muted)}.review-key{display:flex;align-items:center;gap:13px;color:#718095;font-size:12px;font-weight:800}.review-key span{display:flex;align-items:center;gap:4px}.review-key svg{width:16px;height:16px}.result-module{margin-top:23px}.result-module h3{color:#3d4b60;font-size:16px}.result-question-grid{display:flex;flex-wrap:wrap;gap:9px}.result-question{width:52px;height:48px;border:2px solid #dfe4e8;border-radius:10px;background:#fff;box-shadow:0 4px #dfe4e8;display:flex;align-items:center;justify-content:center;gap:3px;font-weight:900;color:#647287}.result-question svg{width:16px}.result-question.correct{color:#3f9700;background:#f0ffe5;border-color:#a7df7f;box-shadow:0 4px #a7df7f}.result-question.incorrect{color:#cf3838;background:#fff0f0;border-color:#f2aaaa;box-shadow:0 4px #f2aaaa}.result-question.selected{transform:translateY(3px);box-shadow:0 1px 0 currentColor}.review-drawer{position:fixed;z-index:90;inset:0 0 0 auto;width:min(620px,100%);background:#fff;box-shadow:-15px 0 40px #23324629;border-left:2px solid #dfe5ea}.drawer-close{position:absolute;top:18px;right:20px;width:42px;height:42px;border-radius:50%;border:2px solid #dfe4e8;background:#fff;font-size:25px;z-index:2}.drawer-scroll{height:100vh;overflow-y:auto;padding:38px 45px 80px}.drawer-question-number{color:var(--blue-dark);font-weight:900;text-transform:uppercase;margin-bottom:18px}.drawer-scroll img{display:block;max-width:100%;max-height:380px;object-fit:contain;margin:0 auto 18px}.drawer-stimulus,.drawer-prompt{font-family:Tinos,serif;font-size:19px;line-height:1.55}.drawer-prompt{font-weight:700;margin:22px 0}.drawer-choices{display:grid;gap:10px}.drawer-choice{display:grid;grid-template-columns:34px 1fr;align-items:start;border:2px solid #dfe4e8;border-radius:11px;padding:11px}.drawer-choice>strong{width:27px;height:27px;border:2px solid currentColor;border-radius:50%;display:grid;place-items:center}.drawer-choice p,.drawer-choice div{margin:0}.drawer-choice.correct{border-color:#89cc57;background:#f1ffe8;color:#397d09}.drawer-choice.incorrect{border-color:#ed9c9c;background:#fff2f2;color:#b93232}.spr-comparison{display:grid;grid-template-columns:1fr 1fr;gap:12px}.spr-comparison div{border:2px solid #dfe4e8;border-radius:12px;padding:15px;display:grid;gap:7px}.spr-comparison span{color:var(--muted);font-size:12px;font-weight:900;text-transform:uppercase}.score-disclaimer{text-align:center;color:#8993a1;font-size:12px;margin-top:23px}.bb-app{--bb-blue:#324dc7;--bb-navy:#1e2464;--bb-bg:#e7ecf7;position:fixed;top:0;right:0;bottom:0;left:0;background:#fff;color:#1a1a1a;font-family:Arial,sans-serif;z-index:100}.bb-header,.bb-footer{position:fixed;left:0;right:0;height:94px;background:var(--bb-bg);z-index:20;display:grid;grid-template-columns:1fr auto 1fr;align-items:center;padding:0 28px}.bb-header{top:0}.bb-footer{bottom:0;height:68px}.bb-perf{position:absolute;left:0;right:0;height:3px;background:repeating-linear-gradient(90deg,#111 0,#111 calc(100% / 56 - 3px),transparent calc(100% / 56 - 3px),transparent calc(100% / 56))}.bb-header .bb-perf{bottom:0}.bb-footer .bb-perf{top:0}.bb-header-left{display:grid;gap:7px;font-size:19px}.bb-header-left button{width:max-content;border:0;background:transparent;padding:0;display:flex;align-items:center;gap:5px}.bb-timer{text-align:center;display:grid;justify-items:center;gap:4px}.bb-timer strong{font-size:25px}.bb-timer strong.low{color:#b91f2e}.bb-timer button{border:1px solid #222;background:#fff;border-radius:999px;padding:3px 13px;display:flex;align-items:center;gap:5px}.bb-tools{justify-self:end;display:flex;align-items:center;gap:18px}.bb-tools>button,.bb-more-wrap>button{border:0;background:transparent;display:grid;justify-items:center;gap:2px;font-size:11px}.bb-tools svg{width:20px}.bb-more-wrap{position:relative}.bb-more-menu{position:absolute;right:0;top:50px;width:190px;padding:8px;border:1px solid #ccc;background:#fff;box-shadow:0 6px 20px #0002;border-radius:8px}.bb-more-menu button{width:100%;border:0;background:#fff0f0;color:#b42323;padding:10px;display:flex;align-items:center;gap:7px;border-radius:6px;font-weight:700}.bb-practice-banner{position:fixed;z-index:19;top:94px;left:40px;right:40px;height:36px;display:grid;place-items:center;background:var(--bb-navy);color:#fff;border-radius:0 0 14px 14px;font-size:12px;font-weight:700}.bb-question-area{position:fixed;top:94px;bottom:68px;left:0;right:0;padding-top:36px;display:flex;overflow:hidden}.bb-question-area.rw .bb-stimulus{width:50%;overflow:auto;border-right:5px solid #999;padding:35px 40px 70px;font-family:Tinos,serif;font-size:19px;line-height:1.5}.bb-stimulus img{display:block;max-width:100%;max-height:420px;object-fit:contain;margin:0 auto 20px}.bb-question-panel{flex:1;overflow:auto;padding:30px 55px 80px 30px}.bb-question-area.math .bb-question-panel{max-width:950px;margin:0 auto;padding-left:25px}.bb-question-shell{max-width:900px;margin:0 auto}.bb-question-head{height:39px;background:#f0f0f0;border-bottom:3px dashed #222;display:flex;align-items:center}.bb-question-head>span{align-self:stretch;min-width:36px;display:grid;place-items:center;background:#171717;color:#fff;font-size:18px;font-weight:700}.bb-question-head button{border:0;background:transparent;display:flex;align-items:center;gap:6px;margin-left:7px}.bb-question-head svg.filled{fill:#b91f2e;color:#b91f2e}.bb-prompt{font-family:Tinos,serif;font-size:19px;line-height:1.45;margin:24px 0 20px}.bb-math-stimulus{font-family:Tinos,serif;font-size:19px;text-align:center;margin-top:25px}.bb-math-media{display:block;max-width:min(100%,700px);max-height:390px;object-fit:contain;margin:25px auto 0}.bb-options{display:grid;gap:16px}.bb-option-row{display:grid;grid-template-columns:1fr 44px;gap:8px;align-items:center}.bb-option{min-height:62px;border:1.5px solid #666;border-radius:11px;background:#fff;padding:10px 15px;display:grid;grid-template-columns:35px 1fr;align-items:center;text-align:left;gap:9px;font-family:Tinos,serif;font-size:18px}.bb-option>span{width:30px;height:30px;border:2px solid #555;border-radius:50%;display:grid;place-items:center;font-family:Arial,sans-serif;font-weight:700}.bb-option.selected{background:#eef1ff;border-color:var(--bb-blue);box-shadow:0 0 0 2px var(--bb-blue)}.bb-option.selected>span{background:var(--bb-blue);color:#fff;border-color:var(--bb-blue)}.bb-option.struck{text-decoration:line-through;opacity:.55}.bb-option p,.bb-option div{margin:0}.bb-strike{border:0;background:transparent;font-size:13px}.bb-strike span{display:inline-grid;place-items:center;width:25px;height:25px;border:1px solid;border-radius:50%}.bb-spr{border:2px solid #d7dce2;border-radius:10px;padding:18px;display:grid;gap:9px;max-width:350px}.bb-spr label{font-weight:700}.bb-spr input{height:52px;border:2px solid #555;border-radius:7px;padding:0 13px;font-size:21px}.bb-footer>strong{justify-self:start;font-size:18px}.bb-nav-toggle{justify-self:center;border:0;border-radius:7px;background:#171717;color:#fff;padding:11px 15px;display:flex;align-items:center;gap:7px;font-weight:700}.bb-footer-buttons{justify-self:end;display:flex;gap:10px}.bb-footer-buttons button{border:0;border-radius:999px;background:var(--bb-blue);color:#fff;padding:12px 22px;display:flex;align-items:center;gap:3px;font-weight:700}.bb-nav-popup{position:absolute;bottom:77px;left:50%;transform:translate(-50%);width:min(560px,90vw);padding:20px;background:#fff;border:1px solid #ddd;border-radius:12px;box-shadow:0 5px 25px #0003;display:grid;grid-template-columns:repeat(9,1fr);gap:9px}.bb-nav-popup button{position:relative;height:40px;border:1px dashed #222;color:var(--bb-blue);background:#fff;font-weight:700}.bb-nav-popup button.answered{background:var(--bb-blue);color:#fff;border-style:solid}.bb-nav-popup button.current{box-shadow:0 0 0 3px #111}.bb-nav-popup svg{position:absolute;width:12px;top:-7px;right:-5px;fill:#b91f2e;color:#b91f2e}.bb-review{position:fixed;top:130px;right:0;bottom:68px;left:0;overflow:auto;padding:45px 30px;text-align:center}.bb-review h1{font-size:38px;font-weight:400}.bb-review>p{font-size:17px}.bb-review-card{max-width:1000px;margin:35px auto;padding:28px 36px 40px;background:#fff;border-radius:10px;box-shadow:0 10px 28px #0002;text-align:left}.bb-review-title{padding-bottom:22px;border-bottom:1px solid #bbb;display:flex;justify-content:space-between}.bb-review-title span{display:flex;align-items:center}.bb-review-grid{display:grid;grid-template-columns:repeat(10,1fr);gap:28px 35px;margin-top:35px}.bb-review-grid button{position:relative;height:54px;border:1.5px dashed #222;background:#fff;color:var(--bb-blue);font-size:24px;font-weight:700}.bb-review-grid button.answered{background:var(--bb-blue);color:#fff;border-style:solid}.bb-review-grid svg{position:absolute;width:14px;top:-9px;right:-7px;color:#c22;fill:#c22}.bb-float{position:fixed;z-index:80;top:120px;right:35px;width:min(530px,90vw);height:min(650px,75vh);background:#fff;border:1px solid #888;border-radius:9px;box-shadow:0 10px 40px #0004;overflow:hidden}.bb-float-title{height:46px;padding:0 12px 0 18px;background:#e9edf5;display:flex;align-items:center;justify-content:space-between}.bb-float-title button{border:0;background:transparent}.bb-float-body{height:calc(100% - 46px);overflow:auto}.bb-float iframe{width:100%;height:100%;border:0}.bb-reference{padding:24px;font-family:Tinos,serif}.formula-grid{display:grid;grid-template-columns:1fr 1fr;gap:15px;font-size:22px}.bb-loading{position:fixed;top:0;right:0;bottom:0;left:0;display:flex;align-items:center;justify-content:center;gap:10px;background:#fff;font:700 18px Arial}.bb-break{position:fixed;top:0;right:0;bottom:0;left:0;z-index:100;background:#1f1f1f;color:#fff;display:grid;grid-template-columns:1fr 1.2fr;padding:70px;font-family:Arial,sans-serif}.bb-break-left{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:35px}.bb-break-timer{border:1px solid #fff;border-radius:10px;padding:20px 50px;display:grid;gap:10px;text-align:center}.bb-break-timer span{font-size:22px;font-weight:700}.bb-break-timer strong{font-size:72px}.bb-break-left button{border:0;border-radius:999px;background:#ffd800;padding:18px 28px;font-weight:700}.bb-break-left small{margin-top:auto;align-self:flex-start}.bb-break-copy{max-width:570px;align-self:center;font-size:18px;line-height:1.5}.bb-break-copy h1{font-size:40px}.bb-break-copy h2{font-size:37px}.bb-break-copy hr{margin:35px 0;border-color:#aaa}.bb-break-more{position:absolute;top:24px;right:28px;z-index:2}.bb-break-more>button{border:0;background:transparent;color:#fff;display:grid;justify-items:center;gap:2px;font-size:11px}.bb-break-more>div{position:absolute;top:48px;right:0;width:190px;padding:8px;border-radius:8px;background:#fff;box-shadow:0 8px 25px #0006}.bb-break-more>div button{width:100%;border:0;border-radius:6px;background:#fff0f0;color:#b42323;padding:10px;display:flex;align-items:center;gap:7px;font-weight:700}.bb-directions{padding:24px 28px;font-family:Arial,sans-serif;font-size:17px;line-height:1.55}.bb-directions h2{margin-top:0;font-size:28px}.bb-error-toast{position:fixed;z-index:250;left:50%;bottom:90px;transform:translate(-50%);max-width:min(600px,90vw);padding:13px 18px;border:1px solid #ef9a9a;border-radius:8px;background:#fff0f0;color:#a91f1f;box-shadow:0 8px 24px #0003;font:700 14px Arial,sans-serif}.bluebook-reference-host{position:fixed;top:0;right:0;bottom:0;left:0;z-index:100;background:#fff}.bluebook-reference-frame{display:block;width:100%;height:100%;border:0;background:#fff}.bb-module-transition{position:absolute;top:0;right:0;bottom:0;left:0;z-index:4;background:#fff;color:#171717;font-family:Arial,Helvetica,sans-serif}.bb-transition-content{position:absolute;top:28%;left:50%;width:min(760px,90vw);transform:translate(-50%);display:flex;flex-direction:column;align-items:center;text-align:center}.bb-transition-content h1{margin:0 0 44px;color:#3657d6;font-size:36px;line-height:1.15;font-weight:400}.bb-transition-content p{margin:0 0 26px;color:#171717;font-size:22px;line-height:1.25;font-weight:400}.bb-transition-spinner{position:relative;width:66px;height:66px;margin-top:68px;animation:bb-transition-spin 1s steps(8,end) infinite}.bb-transition-spinner span{position:absolute;top:29px;left:29px;width:8px;height:8px;margin:-4px;border-radius:50%;background:#151515;transform-origin:4px 4px}.bb-transition-spinner span:nth-child(1){transform:rotate(0) translateY(-25px);opacity:1}.bb-transition-spinner span:nth-child(2){transform:rotate(45deg) translateY(-25px);opacity:.88}.bb-transition-spinner span:nth-child(3){transform:rotate(90deg) translateY(-25px);opacity:.76}.bb-transition-spinner span:nth-child(4){transform:rotate(135deg) translateY(-25px);opacity:.64}.bb-transition-spinner span:nth-child(5){transform:rotate(180deg) translateY(-25px);opacity:.5}.bb-transition-spinner span:nth-child(6){transform:rotate(225deg) translateY(-25px);opacity:.36}.bb-transition-spinner span:nth-child(7){transform:rotate(270deg) translateY(-25px);opacity:.22}.bb-transition-spinner span:nth-child(8){transform:rotate(315deg) translateY(-25px);opacity:.1}@keyframes bb-transition-spin{to{transform:rotate(360deg)}}@media(max-width:1100px){.app-shell{grid-template-columns:220px 1fr}.side-rail{width:220px}.mock-grid{grid-template-columns:repeat(2,minmax(250px,1fr));gap:32px 24px}.page{width:100%;zoom:1;padding:24px}.rail-link{font-size:17px}.score-label-row strong{font-size:19px}.bb-tools{gap:9px}.bb-question-panel{padding-right:25px}}@media(max-width:760px){.desktop-app{display:none}.mobile-blocker{position:fixed;top:0;right:0;bottom:0;left:0;z-index:9999;display:grid;place-items:center;padding:32px;background:#fff;color:#26364c;text-align:center;font:900 23px/1.35 Nunito,sans-serif}}
