@import "https://fonts.googleapis.com/css2?family=Instrument+Serif:ital@0;1&family=Montserrat:wght@400;500;600;700&family=Nunito+Sans:wght@400;500;600;700&display=swap";@font-face{font-display:block;font-family:KaTeX_AMS;font-style:normal;font-weight:400;src:url(/home/assets/KaTeX_AMS-Regular-BQhdFMY1.woff2)format("woff2"),url(/home/assets/KaTeX_AMS-Regular-DMm9YOAa.woff)format("woff"),url(/home/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(/home/assets/KaTeX_Caligraphic-Bold-Dq_IR9rO.woff2)format("woff2"),url(/home/assets/KaTeX_Caligraphic-Bold-BEiXGLvX.woff)format("woff"),url(/home/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(/home/assets/KaTeX_Caligraphic-Regular-Di6jR-x-.woff2)format("woff2"),url(/home/assets/KaTeX_Caligraphic-Regular-CTRA-rTL.woff)format("woff"),url(/home/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(/home/assets/KaTeX_Fraktur-Bold-CL6g_b3V.woff2)format("woff2"),url(/home/assets/KaTeX_Fraktur-Bold-BsDP51OF.woff)format("woff"),url(/home/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(/home/assets/KaTeX_Fraktur-Regular-CTYiF6lA.woff2)format("woff2"),url(/home/assets/KaTeX_Fraktur-Regular-Dxdc4cR9.woff)format("woff"),url(/home/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(/home/assets/KaTeX_Main-Bold-Cx986IdX.woff2)format("woff2"),url(/home/assets/KaTeX_Main-Bold-Jm3AIy58.woff)format("woff"),url(/home/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(/home/assets/KaTeX_Main-BoldItalic-DxDJ3AOS.woff2)format("woff2"),url(/home/assets/KaTeX_Main-BoldItalic-SpSLRI95.woff)format("woff"),url(/home/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(/home/assets/KaTeX_Main-Italic-NWA7e6Wa.woff2)format("woff2"),url(/home/assets/KaTeX_Main-Italic-BMLOBm91.woff)format("woff"),url(/home/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(/home/assets/KaTeX_Main-Regular-B22Nviop.woff2)format("woff2"),url(/home/assets/KaTeX_Main-Regular-Dr94JaBh.woff)format("woff"),url(/home/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(/home/assets/KaTeX_Math-BoldItalic-CZnvNsCZ.woff2)format("woff2"),url(/home/assets/KaTeX_Math-BoldItalic-iY-2wyZ7.woff)format("woff"),url(/home/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(/home/assets/KaTeX_Math-Italic-t53AETM-.woff2)format("woff2"),url(/home/assets/KaTeX_Math-Italic-DA0__PXp.woff)format("woff"),url(/home/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(/home/assets/KaTeX_SansSerif-Bold-D1sUS0GD.woff2)format("woff2"),url(/home/assets/KaTeX_SansSerif-Bold-DbIhKOiC.woff)format("woff"),url(/home/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(/home/assets/KaTeX_SansSerif-Italic-C3H0VqGB.woff2)format("woff2"),url(/home/assets/KaTeX_SansSerif-Italic-DN2j7dab.woff)format("woff"),url(/home/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(/home/assets/KaTeX_SansSerif-Regular-DDBCnlJ7.woff2)format("woff2"),url(/home/assets/KaTeX_SansSerif-Regular-CS6fqUqJ.woff)format("woff"),url(/home/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(/home/assets/KaTeX_Script-Regular-D3wIWfF6.woff2)format("woff2"),url(/home/assets/KaTeX_Script-Regular-D5yQViql.woff)format("woff"),url(/home/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(/home/assets/KaTeX_Size1-Regular-mCD8mA8B.woff2)format("woff2"),url(/home/assets/KaTeX_Size1-Regular-C195tn64.woff)format("woff"),url(/home/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(/home/assets/KaTeX_Size2-Regular-Dy4dx90m.woff2)format("woff2"),url(/home/assets/KaTeX_Size2-Regular-oD1tc_U0.woff)format("woff"),url(/home/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(/home/assets/KaTeX_Size3-Regular-CTq5MqoE.woff)format("woff"),url(/home/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(/home/assets/KaTeX_Size4-Regular-Dl5lxZxV.woff2)format("woff2"),url(/home/assets/KaTeX_Size4-Regular-BF-4gkZK.woff)format("woff"),url(/home/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(/home/assets/KaTeX_Typewriter-Regular-CO6r4hn1.woff2)format("woff2"),url(/home/assets/KaTeX_Typewriter-Regular-C0xS9mPB.woff)format("woff"),url(/home/assets/KaTeX_Typewriter-Regular-D3Ib7_Hf.ttf)format("truetype")}.katex{text-indent:0;text-rendering:auto;font:1.21em/1.2 KaTeX_Main,Times New Roman,serif;position:relative}.katex *{border-color:currentColor;-ms-high-contrast-adjust:none!important}.katex .katex-version:after{content:"0.17.0"}.katex .katex-mathml{clip-path:inset(50%);border:0;width:1px;height:1px;padding:0;position:absolute;overflow:hidden}.katex .katex-html>.newline{display:block}.katex .base{white-space:nowrap;width:min-content;position:relative}.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;table-layout:fixed;display:inline-table}.katex .vlist-r{display:table-row}.katex .vlist{vertical-align:bottom;display:table-cell;position:relative}.katex .vlist>span{height:0;display:block;position:relative}.katex .vlist>span>span{display:inline-block}.katex .vlist>span>.pstrut{width:0;overflow:hidden}.katex .vlist-t2{margin-right:-2px}.katex .vlist-s{vertical-align:bottom;width:2px;min-width:2px;font-size:1px;display:table-cell}.katex .vbox{flex-direction:column;align-items:baseline;display:inline-flex}.katex .hbox{width:100%}.katex .hbox,.katex .thinbox{flex-direction:row;display:inline-flex}.katex .thinbox{width:0;max-width:0}.katex .msupsub{text-align:left}.katex .mfrac>span>span{text-align:center}.katex .mfrac .frac-line{border-bottom-style:solid;width:100%;display:inline-block}.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{line-height:0;display:inline}.katex .clap,.katex .llap,.katex .rlap{width:0;position:relative}.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;width:100%;display:inline-block}.katex .hdashline{border-bottom-style:dashed;width:100%;display:inline-block}.katex .sqrt>.root{margin-left:.277778em;margin-right:-.555556em}.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:.833333em}.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:1.16667em}.katex .fontsize-ensurer.reset-size2.size4,.katex .sizing.reset-size2.size4{font-size:1.33333em}.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:1.66667em}.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:3.45667em}.katex .fontsize-ensurer.reset-size2.size11,.katex .sizing.reset-size2.size11{font-size:4.14667em}.katex .fontsize-ensurer.reset-size3.size1,.katex .sizing.reset-size3.size1{font-size:.714286em}.katex .fontsize-ensurer.reset-size3.size2,.katex .sizing.reset-size3.size2{font-size:.857143em}.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:1.14286em}.katex .fontsize-ensurer.reset-size3.size5,.katex .sizing.reset-size3.size5{font-size:1.28571em}.katex .fontsize-ensurer.reset-size3.size6,.katex .sizing.reset-size3.size6{font-size:1.42857em}.katex .fontsize-ensurer.reset-size3.size7,.katex .sizing.reset-size3.size7{font-size:1.71429em}.katex .fontsize-ensurer.reset-size3.size8,.katex .sizing.reset-size3.size8{font-size:2.05714em}.katex .fontsize-ensurer.reset-size3.size9,.katex .sizing.reset-size3.size9{font-size:2.46857em}.katex .fontsize-ensurer.reset-size3.size10,.katex .sizing.reset-size3.size10{font-size:2.96286em}.katex .fontsize-ensurer.reset-size3.size11,.katex .sizing.reset-size3.size11{font-size:3.55429em}.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:.555556em}.katex .fontsize-ensurer.reset-size5.size2,.katex .sizing.reset-size5.size2{font-size:.666667em}.katex .fontsize-ensurer.reset-size5.size3,.katex .sizing.reset-size5.size3{font-size:.777778em}.katex .fontsize-ensurer.reset-size5.size4,.katex .sizing.reset-size5.size4{font-size:.888889em}.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:1.11111em}.katex .fontsize-ensurer.reset-size5.size7,.katex .sizing.reset-size5.size7{font-size:1.33333em}.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:2.30444em}.katex .fontsize-ensurer.reset-size5.size11,.katex .sizing.reset-size5.size11{font-size:2.76444em}.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:.416667em}.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:.583333em}.katex .fontsize-ensurer.reset-size7.size4,.katex .sizing.reset-size7.size4{font-size:.666667em}.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:.833333em}.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:1.72833em}.katex .fontsize-ensurer.reset-size7.size11,.katex .sizing.reset-size7.size11{font-size:2.07333em}.katex .fontsize-ensurer.reset-size8.size1,.katex .sizing.reset-size8.size1{font-size:.347222em}.katex .fontsize-ensurer.reset-size8.size2,.katex .sizing.reset-size8.size2{font-size:.416667em}.katex .fontsize-ensurer.reset-size8.size3,.katex .sizing.reset-size8.size3{font-size:.486111em}.katex .fontsize-ensurer.reset-size8.size4,.katex .sizing.reset-size8.size4{font-size:.555556em}.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:.694444em}.katex .fontsize-ensurer.reset-size8.size7,.katex .sizing.reset-size8.size7{font-size:.833333em}.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:1.44028em}.katex .fontsize-ensurer.reset-size8.size11,.katex .sizing.reset-size8.size11{font-size:1.72778em}.katex .fontsize-ensurer.reset-size9.size1,.katex .sizing.reset-size9.size1{font-size:.289352em}.katex .fontsize-ensurer.reset-size9.size2,.katex .sizing.reset-size9.size2{font-size:.347222em}.katex .fontsize-ensurer.reset-size9.size3,.katex .sizing.reset-size9.size3{font-size:.405093em}.katex .fontsize-ensurer.reset-size9.size4,.katex .sizing.reset-size9.size4{font-size:.462963em}.katex .fontsize-ensurer.reset-size9.size5,.katex .sizing.reset-size9.size5{font-size:.520833em}.katex .fontsize-ensurer.reset-size9.size6,.katex .sizing.reset-size9.size6{font-size:.578704em}.katex .fontsize-ensurer.reset-size9.size7,.katex .sizing.reset-size9.size7{font-size:.694444em}.katex .fontsize-ensurer.reset-size9.size8,.katex .sizing.reset-size9.size8{font-size:.833333em}.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:1.20023em}.katex .fontsize-ensurer.reset-size9.size11,.katex .sizing.reset-size9.size11{font-size:1.43981em}.katex .fontsize-ensurer.reset-size10.size1,.katex .sizing.reset-size10.size1{font-size:.24108em}.katex .fontsize-ensurer.reset-size10.size2,.katex .sizing.reset-size10.size2{font-size:.289296em}.katex .fontsize-ensurer.reset-size10.size3,.katex .sizing.reset-size10.size3{font-size:.337512em}.katex .fontsize-ensurer.reset-size10.size4,.katex .sizing.reset-size10.size4{font-size:.385728em}.katex .fontsize-ensurer.reset-size10.size5,.katex .sizing.reset-size10.size5{font-size:.433944em}.katex .fontsize-ensurer.reset-size10.size6,.katex .sizing.reset-size10.size6{font-size:.48216em}.katex .fontsize-ensurer.reset-size10.size7,.katex .sizing.reset-size10.size7{font-size:.578592em}.katex .fontsize-ensurer.reset-size10.size8,.katex .sizing.reset-size10.size8{font-size:.694311em}.katex .fontsize-ensurer.reset-size10.size9,.katex .sizing.reset-size10.size9{font-size:.833173em}.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:1.19961em}.katex .fontsize-ensurer.reset-size11.size1,.katex .sizing.reset-size11.size1{font-size:.200965em}.katex .fontsize-ensurer.reset-size11.size2,.katex .sizing.reset-size11.size2{font-size:.241158em}.katex .fontsize-ensurer.reset-size11.size3,.katex .sizing.reset-size11.size3{font-size:.281351em}.katex .fontsize-ensurer.reset-size11.size4,.katex .sizing.reset-size11.size4{font-size:.321543em}.katex .fontsize-ensurer.reset-size11.size5,.katex .sizing.reset-size11.size5{font-size:.361736em}.katex .fontsize-ensurer.reset-size11.size6,.katex .sizing.reset-size11.size6{font-size:.401929em}.katex .fontsize-ensurer.reset-size11.size7,.katex .sizing.reset-size11.size7{font-size:.482315em}.katex .fontsize-ensurer.reset-size11.size8,.katex .sizing.reset-size11.size8{font-size:.578778em}.katex .fontsize-ensurer.reset-size11.size9,.katex .sizing.reset-size11.size9{font-size:.694534em}.katex .fontsize-ensurer.reset-size11.size10,.katex .sizing.reset-size11.size10{font-size:.833601em}.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{width:.12em;display:inline-block}.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{min-width:1px;display:inline-block}.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;height:inherit;width:100%;display:block;position:absolute}.katex svg path{stroke:none}.katex svg{fill-rule:nonzero;fill-opacity:1;stroke-width:1px;stroke-linecap:butt;stroke-linejoin:miter;stroke-miterlimit:4;stroke-dasharray:none;stroke-dashoffset:0;stroke-opacity:1}.katex img{border-style:none;min-width:0;max-width:none;min-height:0;max-height:none}.katex .stretchy{width:100%;display:block;position:relative;overflow:hidden}.katex .stretchy:after,.katex .stretchy:before{content:""}.katex .hide-tail{width:100%;position:relative;overflow:hidden}.katex .halfarrow-left{width:50.2%;position:absolute;left:0;overflow:hidden}.katex .halfarrow-right{width:50.2%;position:absolute;right:0;overflow:hidden}.katex .brace-left{width:25.1%;position:absolute;left:0;overflow:hidden}.katex .brace-center{width:50%;position:absolute;left:25%;overflow:hidden}.katex .brace-right{width:25.1%;position:absolute;right:0;overflow:hidden}.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{box-sizing:border-box;border:.04em solid}.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{box-sizing:border-box;border-top:.049em solid;border-right:.049em solid;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{text-align:left;display:inline-block;position:absolute;right:calc(50% + .3em)}.katex .cd-label-right{text-align:right;display:inline-block;position:absolute;left:calc(50% + .3em)}.katex-display{text-align:center;margin:1em 0;display:block}.katex-display>.katex{text-align:center;white-space:nowrap;display:block}.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{text-align:left;padding-left:2em}body{counter-reset:katexEqnNo mmlEqnNo}*,:before,:after{box-sizing:border-box;margin:0;padding:0}:root{--blue:#5b97e9;--blue-hover:#4a86d8;--grey:#f7f7f7;--white:#fff;--text:#333;--text-secondary:#666;--radius-pill:9999px;--radius-card:35px;--radius-img:16px}html{scroll-behavior:smooth}body{color:var(--text);background:var(--white);-webkit-font-smoothing:antialiased;font-family:Nunito Sans,sans-serif;line-height:1.6;overflow-x:hidden}h1,h2,h3,h4,h5,h6{font-family:Montserrat,sans-serif}a{color:inherit;text-decoration:none}ul{list-style:none}img{max-width:100%;height:auto}::selection{color:#fff;background-color:#5b97e9}.container{max-width:1200px;margin:0 auto;padding:0 20px}@keyframes fadeIn{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}@keyframes slideUp{0%{opacity:0;transform:translateY(30px)}to{opacity:1;transform:translateY(0)}}@keyframes slideDown{0%{opacity:0;transform:translateY(-8px)}to{opacity:1;transform:translateY(0)}}.hero-anim{opacity:0;animation:.8s forwards slideUp}.hero-anim-1{animation-delay:.1s}.hero-anim-2{animation-delay:.2s}.hero-anim-3{animation-delay:.3s}.hero-anim-4{animation-delay:.4s}.hero-anim-5{animation-delay:.5s}.hero-anim-6{animation-delay:.6s}.hero-anim-7{animation-delay:.7s}.scroll-fade{opacity:0;transition:opacity .6s cubic-bezier(.16,1,.3,1),transform .6s cubic-bezier(.16,1,.3,1);transform:translateY(20px)}.scroll-fade-visible{opacity:1;transform:translateY(0)}.header{background-color:var(--grey);z-index:100;border-radius:35px;margin:20px 200px 0;padding:20px 0;transition:opacity .3s,transform .3s;position:sticky;top:20px}.header.header-hidden{opacity:0;pointer-events:none;transform:translateY(-100%)}.header-content{justify-content:space-between;align-items:center;display:flex}.logo-link{align-items:center;text-decoration:none;display:inline-flex}.logo{vertical-align:middle;height:40px}.logo-text{color:#000;vertical-align:middle;margin-left:10px;font-family:Montserrat,sans-serif;font-size:20px;font-weight:700;transition:color .15s}.logo-text:hover{color:#609eef;font-style:italic}.main-nav{flex:1;justify-content:center;margin:0 auto;display:flex}.main-nav ul{justify-content:center;gap:30px;list-style:none;display:flex}.main-nav a{color:var(--text);font-family:Montserrat,sans-serif;font-size:16px;font-weight:500;text-decoration:none;transition:color .15s}.main-nav a:hover{color:#609eef}.main-nav a.active{color:#609eee}.header-cta-button{background-color:var(--blue);color:#fff;border:2px solid var(--blue);text-align:center;border-radius:25px;justify-content:center;align-items:center;min-width:150px;margin-left:auto;padding:.5rem 1.25rem;font-family:Montserrat,sans-serif;font-size:.9rem;font-weight:600;text-decoration:none;transition:all .2s;display:inline-flex}.header-cta-button:hover{color:var(--blue);background-color:#0000}.menu-overlay{display:none}.mobile-menu-toggle{cursor:pointer;z-index:101;background:0 0;border:none;padding:0;display:none}.menu-icon{width:28px;height:28px}.hero{padding:80px 0}.hero-content{text-align:center;flex-direction:column;align-items:center;display:flex}.hero-image{order:1;width:100%;max-width:1040px;margin:50px auto 0;display:block}.hero-image img{width:100%;height:auto;display:block}.hero-text{order:0;width:100%;max-width:780px}.hero-text .hero-eyebrow{color:var(--blue);letter-spacing:.08em;text-transform:uppercase;margin-bottom:12px;font-size:13px;font-weight:700}.hero-cta{flex-direction:column;align-items:center;margin-top:12px;display:flex}.hero-text h1{color:#000;margin-bottom:20px;font-size:48px;font-weight:600}.hero-text h2{margin-bottom:15px;font-size:24px;font-weight:600}.hero-text .hero-lede{color:#7a7a7a;max-width:620px;margin-bottom:25px;margin-left:auto;margin-right:auto;font-size:18px}.download-buttons{flex-direction:column;gap:12px;display:flex}.download-buttons--inline{display:none}.playstore-button{text-align:center;color:#fff;background-color:#000;border:2px solid #000;border-radius:25px;outline:0;justify-content:flex-start;align-items:center;width:100%;padding:.625rem 1.5rem;font-family:Montserrat,sans-serif;text-decoration:none;transition:all .2s;display:inline-flex}.playstore-button:hover{color:#000;background-color:#0000}.icon{width:1.5rem;height:1.5rem}.playstore-button .icon svg{width:1.8rem;height:1.8rem;transform:translateY(-2px)}.texts{flex-direction:column;align-items:flex-start;margin-left:1rem;line-height:1;display:flex}.text-1{margin-bottom:.25rem;font-family:Montserrat,sans-serif;font-size:.75rem;font-weight:500;line-height:1rem}.text-2{font-family:Montserrat,sans-serif;font-weight:700}.start-free-button{border:2px solid var(--blue);border-radius:var(--radius-pill);background-color:var(--blue);color:#fff;outline:0;justify-content:center;align-items:center;gap:9px;width:100%;max-width:420px;margin-top:20px;padding:.95rem 1.5rem;font-family:Montserrat,sans-serif;font-size:1.05rem;font-weight:700;text-decoration:none;transition:all .2s;display:inline-flex}.start-free-button:hover{color:var(--blue);background-color:#0000}.start-free-button:active{transform:scale(.97)}.start-free-arrow{flex:none;width:22px;height:12px;overflow:visible}.start-free-arrow__shaft{transform-origin:0;opacity:0;transition:transform .2s,opacity .2s;transform:scaleX(0)}.start-free-arrow__head{transition:transform .2s;transform:translate(-6px)}.start-free-button:hover .start-free-arrow__shaft,.start-free-button:active .start-free-arrow__shaft,.start-free-button:focus-visible .start-free-arrow__shaft{opacity:1;transform:scaleX(1)}.start-free-button:hover .start-free-arrow__head,.start-free-button:active .start-free-arrow__head,.start-free-button:focus-visible .start-free-arrow__head{transform:translate(0)}.stats{justify-content:center;gap:60px;margin-top:40px;display:flex}.stat h3{color:#000;margin-bottom:3px;font-size:46px;font-weight:600;line-height:1;display:grid}.stat h3>span{grid-area:1/1}.stat__ghost{visibility:hidden}.stat p{color:#7a7a7a;margin-top:0;font-size:16px;line-height:1.2}.stat-suffix{color:#7a7a7a}.browser-frame{background:#fff;border:1px solid #e8ebf0;border-radius:16px;overflow:hidden;box-shadow:0 34px 74px -22px #1e325a66,0 8px 22px #0000000d}.browser-frame__bar{background:#f3f5f8;border-bottom:1px solid #e8ebf0;align-items:center;gap:8px;padding:11px 14px;display:flex}.browser-frame__dot{border-radius:50%;flex-shrink:0;width:11px;height:11px;display:block}.browser-frame__dot--red{background:#ff5f57}.browser-frame__dot--yellow{background:#febc2e}.browser-frame__dot--green{background:#28c840}.browser-frame__url-wrap{flex:1;justify-content:center;min-width:0;display:flex}.browser-frame__url{color:#5b6270;white-space:nowrap;background:#fff;border:1px solid #e4e8ee;border-radius:8px;align-items:center;gap:7px;padding:5px 16px;font-size:12.5px;font-weight:600;display:inline-flex}.browser-frame__bar-spacer{flex-shrink:0;width:46px}.browser-frame__image{width:100%;height:auto;display:block}.app-showcase{text-align:center;padding:0 0 80px}.features-heading{color:#000;text-align:center;margin-bottom:30px;font-family:Montserrat,sans-serif;font-size:48px;font-weight:700}.features-heading em{color:#fff;background-color:#609eee;border-radius:40px;margin-left:5px;padding:5px 20px;font-style:italic;display:inline-block}.step-heading{color:#000;margin-top:48px;margin-bottom:16px;font-family:Montserrat,sans-serif;font-size:32px;font-weight:700}.step-heading--multi{margin-bottom:26px}.step-heading__number{font-weight:700}.step-heading__text{font-weight:600}.step-card-wrapper{width:90%;max-width:450px;margin:0 auto}.step-card{background:var(--grey);border-radius:24px;flex-direction:column;align-items:center;padding:24px 24px 28px;display:flex;box-shadow:0 8px 30px #0000001a}.step-card__image{aspect-ratio:auto;object-fit:contain;border-radius:16px;width:100%;height:auto;max-height:380px;margin-bottom:16px}.step-card__title{color:var(--text);text-align:center;margin-bottom:8px;font-family:Montserrat,sans-serif;font-size:1.25rem;font-weight:600}.step-card__desc{color:var(--text-secondary);text-align:center;padding:0 8px;font-size:.9rem;line-height:1.55}.step-switcher{position:relative}.step-card__content{flex-direction:column;align-items:center;display:flex}.step-card__content--fade-out{animation:.12s ease-out forwards stepFadeOut}.step-card__content--fade-in{animation:.15s ease-in forwards stepFadeIn}@keyframes stepFadeOut{0%{opacity:1}to{opacity:0}}@keyframes stepFadeIn{0%{opacity:0}to{opacity:1}}.step-dots{justify-content:center;align-items:center;gap:10px;height:10px;margin-top:18px;display:flex}.step-dot{cursor:pointer;contain:layout style;background:#0000002e;border:none;border-radius:9999px;width:10px;min-width:10px;height:10px;padding:0;transition:width .3s,background .3s}.step-dot--active{background:var(--blue);width:24px}.step-arrows{justify-content:center;gap:16px;margin-top:14px;display:flex}.step-arrow{cursor:pointer;width:44px;height:44px;color:var(--text);background:#00000012;border:none;border-radius:50%;justify-content:center;align-items:center;transition:background .2s,transform .2s;display:flex}.step-arrow:hover{background:#00000021;transform:scale(1.08)}.step-arrow:active{transform:scale(.94)}.step-arrow svg{width:20px;height:20px}.featured-by{text-align:center;padding:50px 0 30px}.featured-by__label{letter-spacing:3px;color:#999;text-transform:uppercase;margin-bottom:28px;font-family:Montserrat,sans-serif;font-size:.85rem;font-weight:600}.featured-by__track-wrapper{width:100%;overflow:hidden;-webkit-mask-image:linear-gradient(90deg,#0000 0%,#000 10% 90%,#0000 100%);mask-image:linear-gradient(90deg,#0000 0%,#000 10% 90%,#0000 100%)}.featured-by__track{align-items:center;gap:50px;width:max-content;animation:30s linear infinite featured-scroll;display:flex}.featured-by__track-wrapper:hover .featured-by__track{animation-play-state:paused}.featured-by__logo{object-fit:contain;flex-shrink:0;width:auto;height:45px}.featured-by__logo--tall{height:58px}.featured-by__logo--xl{height:68px}.featured-by__logo--xxl{height:78px}@keyframes featured-scroll{0%{transform:translate(0)}to{transform:translateX(calc(var(--one-set,-1000px) * -1))}}.gradient-banner{text-align:center;background:url(/home/images/gradient.jpg) 50%/cover no-repeat;width:100%;margin-bottom:60px;padding:80px 0;position:relative;overflow:hidden}.gradient-banner:before{content:"";pointer-events:none;background:radial-gradient(circle,#ffffff26 0%,#0000 70%);border-radius:50%;width:400px;height:400px;position:absolute;top:-60%;right:-20%}.gradient-banner:after{content:"";pointer-events:none;background:radial-gradient(circle,#ffffff1a 0%,#0000 70%);border-radius:50%;width:300px;height:300px;position:absolute;bottom:-40%;left:-10%}.gradient-banner__eyebrow{letter-spacing:1px;text-transform:uppercase;color:#fff;-webkit-backdrop-filter:blur(20px);background:#ffffff40;border:none;border-radius:9999px;margin-bottom:18px;padding:10px 24px;font-family:Montserrat,sans-serif;font-size:.8rem;font-weight:600;display:inline-block;position:relative}.gradient-banner h2{color:#fff;margin-bottom:16px;font-family:Instrument Serif,serif;font-size:3.6rem;font-weight:400;line-height:1.2;position:relative}.gradient-banner h2 em{font-style:italic}.gradient-banner p:not(.gradient-banner__eyebrow){color:#ffffffe6;max-width:540px;margin-bottom:36px;margin-left:auto;margin-right:auto;font-family:Nunito Sans,sans-serif;font-size:1.15rem;line-height:1.7;position:relative}.gradient-banner__buttons{position:relative}.gradient-banner__btn{color:#609fef;background:#fff;border:2px solid #fff;border-radius:9999px;align-items:center;gap:10px;padding:18px 44px;font-family:Montserrat,sans-serif;font-size:1rem;font-weight:600;text-decoration:none;transition:all .2s;display:inline-flex}.gradient-banner__btn:hover{color:#fff;box-shadow:none;background:0 0}.start-using{padding:80px 0}.start-using-content{background-color:#f7f7f7;border-radius:40px;align-items:flex-start;gap:40px;padding:15px 60px;display:flex;position:relative}.start-using-text{flex-direction:column;flex:1;justify-content:center;align-self:stretch;padding-top:40px;display:flex}.start-using-text h2{letter-spacing:-.03em;margin-bottom:15px;font-size:32px;font-weight:600}.start-using-text p{margin-bottom:20px;font-size:16px}.start-using-image-container{flex:1;justify-content:center;align-self:stretch;align-items:flex-end;display:flex}.start-using-image{max-width:90%;margin-bottom:-15px;display:block}.start-using-image img{object-fit:contain;width:100%;height:auto;display:block}@media (width>=993px){.start-using-content{padding-right:0;overflow:hidden}.start-using-text{flex:.85}.start-using-image-container{flex:1;min-height:430px;position:relative;overflow:hidden}.start-using-image{width:auto;max-width:none;height:100%;margin-bottom:0;position:absolute;top:0;left:0}.start-using-image img{width:auto;max-width:none;height:100%}}.footer{background-color:var(--grey);border-radius:35px;margin:0 170px 20px;padding:40px}.footer-content{justify-content:space-between;display:flex}.footer-branding{max-width:300px;padding-left:7px}.footer-branding .logo{height:40px}.footer-branding .logo-link{align-items:center;text-decoration:none;display:flex}.footer-branding p{color:#7a7a7a;margin:10px 0 20px;font-size:16px}.social-links{gap:15px;display:flex}.social-link{transition:transform .15s}.social-link img{width:24px;height:24px}.social-link:hover img{filter:invert(62%)sepia(27%)saturate(1621%)hue-rotate(180deg)brightness(95%)contrast(90%)}.footer-menu,.footer-contact{min-width:200px}.footer h4{color:var(--text);margin-bottom:15px;font-family:Montserrat,sans-serif;font-size:18px;font-weight:500}.footer ul{list-style:none}.footer ul li{margin-bottom:10px}.footer ul li a{color:#7a7a7a;font-size:16px;text-decoration:none;transition:color .15s}.footer ul li a:hover{color:#609eef}.copyright{text-align:center;margin-top:20px;margin-bottom:40px;padding:20px 0}.copyright p{color:#7a7a7a;font-family:Montserrat,sans-serif;font-size:14px;font-weight:400}.faq-section{padding:80px 0}.faq-container{max-width:800px;margin:0 auto}.faq-item{opacity:0;background-color:#f7f7f7;border-radius:25px;margin-bottom:20px;transition:box-shadow .3s;animation:.5s forwards fadeInUp;position:relative;overflow:hidden;transform:translateY(20px);box-shadow:0 2px 10px #0000000d}.faq-item:hover{box-shadow:0 5px 15px #1251bd26}.faq-question{cursor:pointer;justify-content:space-between;align-items:center;padding:20px 25px;transition:background-color .3s;display:flex;position:relative}.faq-question h2{color:#000;margin:0;font-size:20px;font-weight:600;transition:color .3s}.faq-question:hover h2{color:#609eef}.faq-toggle{color:#7a7a7a;font-size:24px;font-weight:500;transition:transform .3s,color .3s}.faq-answer{box-sizing:border-box;background-color:#f0f0f0;max-height:0;margin:0;padding:0 25px;transition:all .3s ease-out;position:relative;overflow:hidden}.faq-item.active .faq-answer{padding:15px 25px 45px;line-height:1.8}.faq-item.active .faq-answer:before{content:"";z-index:-1;background-color:#f0f0f0;position:absolute;inset:0 -20px}.faq-answer p{margin-bottom:22px}.faq-answer p:last-child{margin-bottom:10px}.faq-item.active{box-shadow:0 5px 15px #1251bd26}.faq-item.active .faq-question{background-color:#f0f0f0;border-bottom-right-radius:0;border-bottom-left-radius:0;position:relative}.faq-item.active .faq-question:before{content:"";z-index:-1;background-color:#f0f0f0;position:absolute;inset:0 -20px}.faq-item.active .faq-toggle{color:#609eef;transform:rotate(45deg)}.faq-item.active .faq-question h2{color:#609eef}.section-title{text-align:center;margin-bottom:60px;font-size:48px;font-weight:700}.section-title .italic{font-style:italic}@keyframes fadeInUp{to{opacity:1;transform:translateY(0)}}.faq-item:first-child{animation-delay:.1s}.faq-item:nth-child(2){animation-delay:.2s}.faq-item:nth-child(3){animation-delay:.3s}.faq-item:nth-child(4){animation-delay:.4s}.faq-item:nth-child(5){animation-delay:.5s}.faq-item:nth-child(6){animation-delay:.6s}.faq-item:nth-child(7){animation-delay:.7s}.faq-item:nth-child(8){animation-delay:.8s}.faq-item:nth-child(9){animation-delay:.9s}.privacy-policy-section{padding:80px 0}.privacy-policy-container{background-color:#fff;border-radius:15px;max-width:800px;margin:0 auto;padding:40px;animation:.8s fadeIn;box-shadow:0 5px 20px #0000000d}.policy-intro{margin-bottom:30px}.policy-intro p{color:#333;font-size:18px;line-height:1.6}.policy-section{margin-bottom:30px}.policy-section h2{color:#333;margin-bottom:15px;font-size:24px;font-weight:600}.policy-section p{color:#4a4a4a;font-size:16px;line-height:1.6}.policy-section ul{padding-left:20px}.policy-section li{color:#4a4a4a;margin-bottom:12px;font-size:16px;line-height:1.6;list-style-type:disc}.policy-section strong{color:#333;font-weight:600}.policy-section a{color:#1251bd;text-decoration:none;transition:color .2s}.policy-section a:hover{text-decoration:underline}@media (width<=768px){.privacy-policy-container{padding:30px 20px}.policy-section h2{font-size:22px}.policy-intro p,.policy-section li{font-size:16px}}@media (width<=1200px){.header{margin:20px 80px 0}.footer{margin:0 80px 20px}}@media (width<=992px){.footer-content{flex-direction:column;gap:40px}.footer-branding,.footer-menu,.footer-contact{max-width:100%}.header{margin:10px 50px 0}.start-using-content{flex-direction:column}.start-using-image-container{order:1;width:100%}}@media (width<=768px){.header{margin:10px 16px 0;padding:15px 0}.header-content{flex-direction:row;justify-content:space-between;align-items:center;padding:0 15px}.mobile-menu-toggle{display:block}.main-nav{background-color:var(--grey);z-index:999;border-radius:25px;width:100%;padding:20px 0;display:none;position:absolute;top:calc(100% + 10px);left:0;right:0;box-shadow:0 8px 30px #0000001f}@keyframes slideDown{0%{opacity:0;transform:translateY(-8px)}to{opacity:1;transform:translateY(0)}}.main-nav.active{animation:.25s forwards slideDown;display:flex}.main-nav ul{text-align:center;flex-direction:column;gap:0;width:100%}.main-nav ul li{padding:8px 0}.main-nav ul li a{padding:10px 20px;font-size:18px;display:block}.header-cta-button{display:none}.menu-overlay{z-index:99;pointer-events:none;background:0 0;transition:background .3s;display:block;position:fixed;inset:0}.menu-overlay-visible{pointer-events:auto;background:#00000059}.hero{padding:90px 0 40px}.hero-content{flex-direction:column;align-items:flex-start;padding-left:15px;padding-right:20px}.hero-image{order:1;width:82%!important;max-width:285px!important;margin:-14px auto 10px!important;animation:.8s .6s forwards fadeInOnly!important}@keyframes fadeInOnly{0%{opacity:0}to{opacity:1}}.hero-text{text-align:left;order:0;width:100%}.hero-cta{align-items:stretch;margin-top:0}.hero-text h2{display:none}.hero-text h1{margin-bottom:15px;font-size:40px;line-height:1.2}.hero-text h1 .break-line{display:block}.hero-text .hero-lede{margin-bottom:18px!important;font-size:13.5px!important;line-height:1.5!important}.hero-text .hero-eyebrow{margin-bottom:10px!important;font-size:11px!important;line-height:1.35!important}.start-free-button{max-width:none;margin-top:15px;padding:.85rem 1.5rem;font-size:1rem;display:none}.download-buttons .playstore-button{border-radius:35px;padding:.7rem 1.3rem}.download-buttons--inline{flex-flow:row;justify-content:flex-start;gap:10px;width:100%;margin-top:15px;margin-left:-3px;display:flex}.download-buttons--inline .playstore-button{border-radius:35px;flex:auto;width:auto;min-width:0;max-width:210px;padding:.65rem 1.1rem}.download-buttons--inline .icon,.download-buttons--inline .icon svg{width:1.3rem;min-width:1.3rem;height:1.3rem;min-height:1.3rem}.download-buttons--inline span.icon,.download-buttons--inline span.icon svg{width:1.45rem;min-width:1.45rem;height:1.45rem;min-height:1.45rem}.download-buttons--inline .playstore-button .icon svg{transform:translateY(-1px)}.download-buttons--inline .texts{margin-left:8px}.download-buttons--inline .text-1{white-space:nowrap;font-size:.55rem}.download-buttons--inline .text-2{white-space:nowrap;font-size:.78rem}.stats{justify-content:flex-start;gap:20px;width:100%;margin-top:26px;flex-direction:row!important}.stat:nth-child(3){display:none}.stat:first-child,.stat:last-child{margin-right:0}.stat h3{font-size:38px}.stat p{white-space:nowrap;font-size:13px}.stat-label-tail{display:none}.app-showcase{padding:0 0 60px}.features-heading{margin-top:-15px;margin-bottom:25px;font-size:25px}.browser-frame__bar{gap:6px;padding:8px 10px}.browser-frame__dot{width:8px;height:8px}.browser-frame__url{padding:4px 12px;font-size:10.5px}.browser-frame__bar-spacer{width:22px}.step-heading{margin-top:36px;margin-bottom:12px;font-size:20px}.step-heading--multi{margin-bottom:20px}.step-card__title{font-size:1.1rem}.step-card__desc{font-size:.8rem}.step-arrow{width:40px;height:40px}.step-arrow svg{width:18px;height:18px}.featured-by{padding:20px 0 0}.featured-by__label{letter-spacing:2px;margin-bottom:14px;font-size:.7rem}.featured-by__logo{height:34px}.featured-by__logo--tall{height:42px}.featured-by__logo--xl{height:48px}.featured-by__logo--xxl{height:55px}.featured-by__track{gap:35px}.gradient-banner{margin-bottom:40px;padding:50px 16px}.gradient-banner h2{font-size:2.7rem}.gradient-banner p:not(.gradient-banner__eyebrow){font-size:.93rem}.gradient-banner__btn{padding:16px 32px;font-size:.88rem}.start-using{z-index:10!important;margin-top:-45px!important;padding:10px 0 50px!important;position:relative!important}.start-using .container{padding:0 16px!important}.start-using-content{border-radius:25px!important;gap:15px!important;width:100%!important;padding:20px 15px 0!important;overflow:hidden!important}.start-using-text{padding-top:0}.start-using-text h2{font-size:23px!important}.start-using-text p{display:none}.start-using-image-container{flex:0 0 250px!important;align-items:flex-start!important;max-width:100%!important;height:250px!important;min-height:0!important;margin:0 auto!important;overflow:hidden!important}.start-using-image{max-width:240px!important;margin-bottom:0!important}.footer{border-radius:25px;margin:0 16px 20px;padding:30px 20px}.footer-content{flex-direction:column;gap:24px}.footer-menu,.footer-contact{min-width:auto}.copyright{text-align:center;margin-top:20px;margin-bottom:40px;padding:20px 0}}.btn{border-radius:var(--radius-pill);cursor:pointer;border:2px solid #0000;justify-content:center;align-items:center;padding:14px 32px;font-family:Montserrat,sans-serif;font-size:16px;font-weight:600;line-height:1.4;text-decoration:none;transition:all .2s;display:inline-flex}.btn-primary{background:var(--blue);color:var(--white);border-color:var(--blue)}.btn-primary:hover{color:var(--blue);border-color:var(--blue);background:0 0}.btn-lg{padding:18px 40px;font-size:18px}.intent-page{padding:72px 24px 96px}.intent-card{border-radius:var(--radius-card);background:var(--grey);grid-template-columns:minmax(0,.9fr) minmax(300px,1.1fr);align-items:center;gap:56px;width:min(1120px,100%);min-height:620px;margin:0 auto;padding:64px;animation:.6s forwards fadeInUp;display:grid;overflow:hidden}.intent-copy h1{margin-bottom:20px;font-family:Montserrat,sans-serif;font-size:clamp(42px,5vw,66px);line-height:1.02}.intent-eyebrow{color:var(--blue);letter-spacing:.08em;text-transform:uppercase;margin-bottom:14px;font-family:Montserrat,sans-serif;font-size:14px;font-weight:700}.intent-lede{max-width:570px;color:var(--text-secondary);margin-bottom:28px;font-size:19px;line-height:1.6}.intent-page .download-buttons{margin-bottom:28px}.intent-points{color:var(--text-secondary);margin:0 0 24px 20px;line-height:1.8}.intent-text-link{color:var(--blue);text-underline-offset:4px;font-family:Montserrat,sans-serif;font-weight:600}.intent-primary-link{margin-bottom:18px;display:inline-flex}.intent-secondary-copy{color:var(--text-secondary);margin-bottom:26px}.intent-visual{justify-content:center;align-items:center;height:500px;display:flex}.intent-visual img{object-fit:contain;filter:drop-shadow(0 24px 36px #1251bd2e);width:100%;height:100%}.intent-visual--desktop{width:720px}@media (width<=1100px) and (width>=769px){.main-nav ul{gap:18px}.main-nav a{font-size:15px}.header-cta-button{min-width:130px}}@media (width<=900px){.intent-card{grid-template-columns:1fr;padding:48px}.intent-visual{height:420px}.intent-visual--desktop{width:100%}}@media (width<=600px){.intent-page{padding:42px 16px 72px}.intent-card{gap:32px;min-height:0;padding:36px 24px}.intent-copy h1{font-size:40px}.intent-lede{font-size:17px}.intent-visual{height:330px}}.demo-page{background:var(--white);justify-content:center;align-items:center;min-height:100vh;padding:40px 24px;display:flex}.demo-card{background:var(--grey);border-radius:var(--radius-card);opacity:0;width:100%;max-width:640px;padding:56px 48px;animation:.6s forwards fadeInUp;transform:translateY(20px)}.demo-heading{opacity:0;margin-bottom:12px;font-family:Montserrat,sans-serif;font-size:36px;font-weight:700;animation:.5s .15s forwards fadeInUp}.demo-sub{color:var(--text-secondary);opacity:0;margin-bottom:36px;font-size:16px;line-height:1.6;animation:.5s .25s forwards fadeInUp}.demo-form{opacity:0;flex-direction:column;gap:20px;animation:.5s .35s forwards fadeInUp;display:flex}.form-row{grid-template-columns:1fr 1fr;gap:20px;display:grid}.form-group{flex-direction:column;gap:6px;display:flex}.form-group label{color:var(--text);font-family:Montserrat,sans-serif;font-size:13px;font-weight:600}.form-group input,.form-group textarea{background:var(--white);color:var(--text);border:none;border-radius:9999px;outline:none;padding:12px 20px;font-family:Nunito Sans,sans-serif;font-size:15px}.form-group textarea{resize:vertical;border-radius:20px;min-height:80px}.form-group input:focus,.form-group textarea:focus{box-shadow:0 0 0 2px var(--blue)}.form-group input::placeholder,.form-group textarea::placeholder{color:#aaa}.form-error{color:#dc2626;font-size:14px;font-weight:500}.demo-submit{width:100%;margin-top:8px}.demo-submit:disabled{opacity:.7;cursor:not-allowed}.demo-success{text-align:center;opacity:0;padding:24px 0;animation:.6s forwards fadeInUp}.demo-success-icon{object-fit:contain;width:64px;height:64px;margin:0 auto 24px;display:block}.demo-success h2{margin-bottom:12px;font-family:Montserrat,sans-serif;font-size:28px;font-weight:700}.demo-success p{color:var(--text-secondary);margin-bottom:32px;font-size:16px;line-height:1.6}@media (width<=768px){.demo-card{padding:36px 24px}.form-row{grid-template-columns:1fr}.demo-heading{font-size:28px}}.tt-overlay{z-index:2147483647;-webkit-backdrop-filter:blur(4px);background:#1418218c;justify-content:center;align-items:center;padding:24px;animation:.18s ease-out tt-fade-in;display:flex;position:fixed;inset:0}.tt-overlay__card{background:var(--white);text-align:center;border-radius:24px;width:100%;max-width:380px;padding:32px 26px 26px;animation:.22s cubic-bezier(.2,.8,.3,1) tt-pop-in;position:relative;box-shadow:0 24px 60px #0000004d}.tt-overlay__close{width:34px;height:34px;color:var(--text-secondary);cursor:pointer;background:0 0;border:none;border-radius:50%;font-size:28px;line-height:1;position:absolute;top:12px;right:14px}.tt-overlay__title{color:var(--text);margin:0 0 6px;font-family:Montserrat,sans-serif;font-size:21px;font-weight:800}.tt-overlay__subtitle{color:var(--text-secondary);margin:0 0 22px;font-family:Nunito Sans,sans-serif;font-size:15px}.tt-overlay__steps{text-align:left;margin:0 0 22px;padding:0;list-style:none}.tt-overlay__steps li{color:var(--text);align-items:center;gap:12px;padding:9px 0;font-family:Nunito Sans,sans-serif;font-size:15px;display:flex}.tt-overlay__num{background:var(--blue);color:#fff;border-radius:50%;flex:none;justify-content:center;align-items:center;width:28px;height:28px;font-family:Montserrat,sans-serif;font-size:14px;font-weight:700;display:flex}.tt-overlay__copy{border-radius:var(--radius-pill);background:var(--blue);color:#fff;cursor:pointer;border:none;width:100%;padding:14px 20px;font-family:Montserrat,sans-serif;font-size:16px;font-weight:700;transition:background .15s}.tt-overlay__copy:hover{background:var(--blue-hover)}@keyframes tt-fade-in{0%{opacity:0}to{opacity:1}}@keyframes tt-pop-in{0%{opacity:0;transform:translateY(12px)scale(.98)}to{opacity:1;transform:translateY(0)scale(1)}}.store-sheet{z-index:2147483646;-webkit-backdrop-filter:blur(4px);background:#1418218c;justify-content:center;align-items:flex-end;animation:.18s ease-out tt-fade-in;display:flex;position:fixed;inset:0}.store-sheet__card{background:var(--white);width:100%;max-width:480px;padding:30px 22px calc(26px + env(safe-area-inset-bottom));border-radius:34px 34px 0 0;animation:.28s cubic-bezier(.2,.8,.3,1) store-sheet-up;position:relative;box-shadow:0 -18px 50px #00000047}.store-sheet__close{background:var(--grey);width:36px;height:36px;color:var(--text-secondary);cursor:pointer;border:none;border-radius:50%;font-size:24px;line-height:1;position:absolute;top:16px;right:16px}.store-sheet__title{color:var(--text);margin:0 0 6px;font-family:Montserrat,sans-serif;font-size:22px;font-weight:800}.store-sheet__subtitle{color:var(--text-secondary);margin:0 0 22px;font-family:Nunito Sans,sans-serif;font-size:15px}@keyframes store-sheet-up{0%{transform:translateY(100%)}to{transform:translateY(0)}}:root{--st-blue:#5b97e9;--st-blue-deep:#4a7fcd;--st-blue-wash:#5b97e914;--st-blue-wash-2:#5b97e924;--st-ink:#212121;--st-muted:#757575;--st-surface:#fff;--st-grey:#ececec;--st-correct:#16a34a;--st-wrong:#dc2626;--st-correct-wash:#16a34a1c;--st-wrong-wash:#dc26261a;--st-spark:#2e9c5e;--st-mcq-1:#fbf0d4;--st-mcq-2:#e3f0e4;--st-mcq-3:#fbe4e6;--st-mcq-4:#ebe7fb}.features-grid{text-align:left;grid-template-columns:repeat(12,minmax(0,1fr));gap:20px;display:grid}.feature-card{background:var(--grey);box-shadow:none;contain:layout paint;border:none;border-radius:28px;flex-direction:column;gap:18px;min-width:0;padding:28px;display:flex;overflow:hidden}.feature-card__copy{flex-direction:column;gap:8px;display:flex}.feature-card h3{color:var(--st-ink);margin:0;font-family:Montserrat,sans-serif;font-size:23px;font-weight:600;line-height:1.25}.feature-card p{color:var(--st-muted);max-width:46ch;margin:0;font-size:15px;line-height:1.5}.feature-card__visual{flex-direction:column;flex:1;justify-content:center;min-height:0;transition:opacity .25s;display:flex}.feature-card__visual.is-fading{opacity:0}.f-upload,.f-feed,.f-leaderboard{grid-column:span 4}.f-papers,.f-teacher{grid-column:span 6}.f-adaptive{border-radius:32px;grid-column:span 12}@media (width>=1024px){.f-adaptive{grid-template-columns:5fr 7fr;align-items:center;gap:40px;display:grid}}.fx-flash__face,.fx-lb__row,.fx-paper__cover,.fx-gen,.fx-chat__bar,.fx-rec,.fx-chip--src{border:1px solid #0000000d}@keyframes mcqJumpUp{0%{transform:translateY(0)rotate(0)}20%{transform:translateY(-15px)rotate(0)}30%{transform:translateY(-15px)rotate(2.8deg)}40%{transform:translateY(-15px)rotate(-2.8deg)}50%{transform:translateY(-15px)rotate(2.8deg)}60%{transform:translateY(-15px)rotate(-2.8deg)}70%{transform:translateY(-12px)rotate(0)}to{transform:translateY(0)rotate(0)}}@keyframes fxFloat{0%{opacity:1;transform:translateY(0)}to{opacity:0;transform:translateY(-22px)}}@keyframes fxRise{0%{opacity:0;transform:translateY(16px)}to{opacity:1;transform:translateY(0)}}@keyframes fxFadeIn{0%{opacity:0}to{opacity:1}}@keyframes fxSweep{0%{background-position:-300px 0}to{background-position:300px 0}}@keyframes fxTileSettle{0%{transform:translateY(calc(-4 * var(--u))) rotate(-.4deg)}to{transform:translateY(0)rotate(0)}}@keyframes fxDot{0%,60%,to{opacity:.45;transform:translateY(0)}30%{opacity:1;transform:translateY(-4px)}}@keyframes fxBlink{0%,49%{opacity:1}50%,to{opacity:0}}@keyframes fxSpark{0%{transform:rotate(var(--a)) translateX(0) scale(1);opacity:1}to{transform:rotate(var(--a)) translateX(var(--d)) scale(.4);opacity:0}}.fx-upload{flex-direction:column;gap:14px;display:flex}.fx-drop{background:var(--st-surface);border:2px dashed #5b97e959;border-radius:18px;height:140px;transition:border-color .25s,background-color .2s;position:relative}.fx-drop.is-active{border-color:var(--st-blue)}.fx-drop.is-flash{background:var(--st-blue-wash-2)}.fx-drop__idle{flex-direction:column;justify-content:center;align-items:center;gap:6px;transition:opacity .25s;display:flex;position:absolute;inset:0}.fx-drop__icon{background:var(--st-blue-wash-2);width:40px;height:40px;color:var(--st-blue-deep);border-radius:50%;justify-content:center;align-items:center;margin-bottom:2px;display:flex}.fx-drop__icon svg{width:20px;height:20px}.fx-drop__title{color:var(--st-ink);font-size:14px;font-weight:600}.fx-drop__formats{color:var(--st-muted);font-size:11px}.fx-drag{opacity:0;position:absolute;top:50%;left:50%;transform:translate(calc(76px - 50%),calc(-50% - 84px))}.fx-drag.is-in{opacity:1;transition:transform .85s cubic-bezier(.33,1,.68,1),opacity .26s}.fx-drag.is-over{transform:translate(-50%,calc(-50% - 18px))}.fx-drag.is-dropped .fx-file{animation:.32s cubic-bezier(.33,1,.68,1) fxDropSettle}.fx-file{background:var(--st-grey);color:var(--st-ink);white-space:nowrap;border-radius:999px;align-items:center;gap:7px;padding:6px 12px;font-size:12px;font-weight:600;display:inline-flex}.fx-cursor{width:13px;height:19px;color:var(--st-ink);transition:opacity .3s .12s,transform .3s;position:absolute;top:46%;left:52%}.fx-cursor svg{width:100%;height:100%;display:block}.fx-cursor:after{content:"";border:2px solid var(--st-blue);opacity:0;border-radius:50%;width:22px;height:22px;position:absolute;top:-8px;left:-8px}.fx-drag.is-dropped .fx-cursor{opacity:0;transform:translate(5px,7px)}.fx-drag.is-dropped .fx-cursor:after{animation:.42s ease-out fxRelease}@keyframes fxDropSettle{0%{transform:scale(.94)}55%{transform:scale(1.04)}to{transform:scale(1)}}@keyframes fxRelease{0%{opacity:.7;transform:scale(.4)}to{opacity:0;transform:scale(1.5)}}.fx-file__mark{background:var(--st-blue);border-radius:2px;flex-shrink:0;width:10px;height:12px}.fx-drop__work{flex-direction:column;gap:8px;transition:opacity .25s;display:flex;position:absolute;bottom:20px;left:20px;right:20px}.fx-bar{background:var(--st-blue-wash-2);border-radius:999px;height:6px;overflow:hidden}.fx-bar__fill{background:var(--st-blue);border-radius:999px;height:100%;transition:width 1.25s cubic-bezier(.22,1,.36,1)}.fx-drop__status{color:var(--st-muted);font-size:11.5px}.fx-drop__status.is-done{color:var(--st-correct);font-weight:700}.fx-sources{flex-wrap:wrap;justify-content:center;gap:6px;display:flex}.fx-results{flex-wrap:wrap;justify-content:center;gap:6px;min-height:28px;display:flex}.fx-chip{white-space:nowrap;border-radius:999px}.fx-chip--src{background:var(--st-surface);color:var(--st-muted);padding:4px 10px;font-size:11.5px}.fx-chip--out{background:var(--st-blue-wash-2);color:var(--st-ink);opacity:0;padding:5px 11px;font-size:12px;font-weight:700;transition:opacity .22s,transform .22s cubic-bezier(.33,1,.68,1);transform:scale(.9)}.fx-chip--out.is-in{opacity:1;transform:scale(1)}.fx-feed{--feed-h:260px;--mcq-h:44px;--mcq-gap:8px;height:var(--feed-h);position:relative;overflow:hidden}.fx-feed__track{transform:translateY(calc(var(--slide,0) * var(--feed-h) * -1));transition:transform .52s cubic-bezier(.33,1,.68,1)}.fx-feed__track.is-rewinding{transition:none}.fx-feed__slide{height:var(--feed-h);flex-direction:column;justify-content:center;padding:0 4px;display:flex}.fx-feed__q{color:var(--st-ink);max-width:none;min-height:2.7em;margin:0 0 12px;font-size:14.5px;font-weight:600;line-height:1.35}.fx-mcq{gap:var(--mcq-gap);flex-direction:column;display:flex;position:relative}.fx-mcq__ring{height:calc(var(--mcq-h) + 6px);border:2px solid var(--st-blue);opacity:0;pointer-events:none;border-radius:45px;transition:transform .5s cubic-bezier(.33,1,.68,1),opacity .25s;position:absolute;top:-3px;left:0;right:0}.fx-mcq__ring.is-on{opacity:.55}.fx-mcq__card{height:var(--mcq-h);color:var(--st-ink);text-align:center;border-radius:45px;justify-content:center;align-items:center;padding:0 32px;font-size:14px;font-weight:500;transition:background-color .25s,color .25s,opacity .3s;display:flex;position:relative}.fx-mcq__card--1:not(.is-correct){background:var(--st-mcq-1)}.fx-mcq__card--2:not(.is-correct){background:var(--st-mcq-2)}.fx-mcq__card--3:not(.is-correct){background:var(--st-mcq-3)}.fx-mcq__card--4:not(.is-correct){background:var(--st-mcq-4)}.fx-mcq__card.is-dim{opacity:.55}.fx-mcq__card.is-correct{background:var(--st-correct);color:var(--st-surface);font-weight:600;animation:1.2s cubic-bezier(.33,1,.68,1) mcqJumpUp}.fx-mcq__key{width:17px;height:17px;color:var(--st-muted);background:#21212112;border-radius:50%;justify-content:center;align-items:center;font-size:10px;display:flex;position:absolute;top:50%;right:10px;transform:translateY(-50%)}.is-correct .fx-mcq__key{color:var(--st-surface);background:#ffffff40}.fx-mcq__points{color:var(--st-correct);font-size:14px;font-weight:700;animation:.9s ease-out forwards fxFloat;position:absolute;top:-8px;right:12px}.fx-flash{perspective:900px;width:100%}.fx-flash__inner{height:148px;transform-style:preserve-3d;transition:transform .6s cubic-bezier(.33,1,.68,1);position:relative}.fx-flash.is-flipped .fx-flash__inner{transform:rotateY(180deg)}.fx-flash__face{backface-visibility:hidden;background:var(--st-surface);text-align:center;color:var(--st-ink);border-radius:22px;justify-content:center;align-items:center;padding:0 22px;font-size:15px;font-weight:600;display:flex;position:absolute;inset:0}.fx-flash__face--back{transform:rotateY(180deg)}.fx-test__q{color:var(--st-ink);white-space:nowrap;max-width:none;margin:0 0 10px;font-size:14.5px;font-weight:600;line-height:1.35}.fx-test__input{background:var(--st-surface);border-radius:14px;outline:2px solid #0000;align-items:center;height:42px;padding:0 14px;font-size:13.5px;transition:outline-color .2s,opacity .2s;display:flex}.fx-test__input.is-focus{outline-color:var(--st-blue)}.fx-test__input.is-locked{opacity:.72}.fx-test__placeholder{color:var(--st-muted)}.fx-test__value{color:var(--st-ink);font-weight:500}.fx-test__caret{background:var(--st-ink);width:1.5px;height:15px;margin-left:2px;animation:1s step-end infinite fxBlink}.fx-test__btn{background:var(--st-blue);height:34px;color:var(--st-surface);white-space:nowrap;border-radius:999px;justify-content:center;align-items:center;margin-top:10px;padding:0 20px;font-size:13px;font-weight:700;transition:transform .12s;display:flex}.fx-test__btn.is-pressed{transform:scale(.97)}.fx-test__out{min-height:118px;margin-top:12px}.fx-test__result{opacity:0;transition:opacity .25s}.fx-test__result.is-in{opacity:1}.fx-test__verdict{color:var(--st-wrong);font-size:13px;font-weight:700;line-height:1.3;display:block}.fx-test__answer{color:var(--st-ink);margin-top:3px;font-size:12.5px;font-weight:600;line-height:1.3;display:block}.fx-test__answer-label{color:var(--st-muted);font-weight:500}.fx-test__panel{opacity:0;margin-top:10px;transition:opacity .22s,transform .22s cubic-bezier(.33,1,.68,1);transform:translateY(-8px)}.fx-test__panel.is-in{opacity:1;transform:translateY(0)}.fx-test__chips{align-items:center;gap:7px;display:flex}.fx-test__chip{white-space:nowrap;border-radius:999px;padding:3px 10px;font-size:12px;font-weight:600}.fx-test__chip--bad{background:var(--st-wrong-wash);color:var(--st-wrong)}.fx-test__chip--good{background:var(--st-correct-wash);color:var(--st-correct)}.fx-test__arrow{color:var(--st-muted);font-size:12px}.fx-test__why{max-width:none;color:var(--st-muted);opacity:0;margin:6px 0 0;font-size:13px;line-height:1.4;transition:opacity .25s}.fx-test__why.is-in{opacity:1}.fx-gap{flex-direction:column;align-items:center;gap:22px;display:flex}.fx-gap__sentence{max-width:none;color:var(--st-ink);white-space:nowrap;margin:0;font-size:15px;font-weight:600}.fx-gap__slot{vertical-align:middle;text-align:center;background:var(--st-grey);min-width:92px;height:26px;color:var(--st-ink);border-radius:999px;font-size:13px;font-weight:600;line-height:26px;transition:background-color .25s,color .25s;display:inline-block;position:relative}.fx-gap__slot.is-correct{background:var(--st-correct);color:var(--st-surface)}.fx-gap__spark{pointer-events:none;border-radius:50%;width:5px;height:5px;margin:-2.5px 0 0 -2.5px;animation:.62s ease-out forwards fxSpark;position:absolute;top:50%;left:50%}.fx-gap__spark--a{background:var(--st-spark)}.fx-gap__spark--b{background:var(--st-blue)}.fx-gap__points{color:var(--st-correct);margin-left:-10px;font-size:14px;font-weight:700;animation:.9s ease-out forwards fxFloat;position:absolute;top:-14px;left:50%}.fx-gap__bank{justify-content:center;gap:8px;display:flex}.fx-gap__pocket{border-radius:999px;display:inline-flex;position:relative}.fx-gap__pocket:before{content:"";border-radius:inherit;opacity:0;background:#2121210d;transition:opacity .2s;position:absolute;inset:0}.fx-gap__pocket.is-empty:before{opacity:1}.fx-gap__chip{color:var(--st-ink);white-space:nowrap;border-radius:999px;padding:6px 12px;font-size:13px;font-weight:600;transition:transform .38s cubic-bezier(.33,1,.68,1),box-shadow .2s,opacity .12s;position:relative}.fx-gap__chip--1{background:var(--st-mcq-1)}.fx-gap__chip--2{background:var(--st-mcq-2)}.fx-gap__chip--3{background:var(--st-mcq-3)}.fx-gap__chip.is-focus{box-shadow:0 0 0 2px var(--st-blue)}.fx-gap__chip.is-gone{opacity:0}.fx-lb{--lb-shift:46px;flex-direction:column;gap:12px;display:flex}.fx-tabs{background:var(--st-blue-wash-2);border-radius:999px;padding:3px;display:flex;position:relative}.fx-tabs__pill{background:var(--st-blue);border-radius:999px;width:calc(50% - 3px);height:calc(100% - 6px);transition:transform .45s cubic-bezier(.33,1,.68,1);position:absolute;top:3px;left:3px}.fx-tabs__tab{text-align:center;color:var(--st-muted);flex:1;padding:5px 0;font-size:12px;font-weight:600;transition:color .25s;position:relative}.fx-tabs__tab.is-on{color:var(--st-surface)}.fx-lb__lists{height:calc(var(--lb-shift) * 4 - 6px);position:relative}.fx-lb__list{flex-direction:column;gap:6px;transition:opacity .25s;display:flex;position:absolute;inset:0}.fx-lb__row{background:var(--st-surface);border-radius:14px;align-items:center;gap:10px;height:40px;padding:0 12px;transition:transform .5s cubic-bezier(.33,1,.68,1);display:flex}.fx-lb__row.is-you{background:var(--st-blue-wash-2)}.fx-lb__rank{width:10px;height:16px;color:var(--st-muted);flex-shrink:0;font-size:12px;position:relative}.fx-lb__rank span{transition:opacity .3s;position:absolute;inset:0}.fx-lb__avatar{background:var(--st-blue-wash-2);width:26px;height:26px;color:var(--st-blue-deep);border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;font-size:11px;font-weight:700;display:flex}.fx-lb__name{min-width:0;color:var(--st-ink);white-space:nowrap;text-overflow:ellipsis;flex:1;font-size:13.5px;font-weight:600;overflow:hidden}.fx-lb__pts{color:var(--st-ink);font-size:13px;font-weight:700}.fx-lb__note{min-height:18px;color:var(--st-muted);font-size:12px;transition:opacity .3s}.fx-papers{flex-direction:column;gap:10px;display:flex}.fx-strip-label{color:var(--st-muted);font-size:11.5px;font-weight:600}.fx-shelf{align-items:flex-start;gap:12px;display:flex}.fx-paper{flex-direction:column;flex:1 1 0;gap:6px;min-width:0;max-width:132px;display:flex;container-type:inline-size}.fx-paper__cover,.fx-tile{--u:calc(100cqi / 150)}.fx-paper__cover{aspect-ratio:480/680;background:var(--st-surface);border-radius:14px;position:relative;overflow:hidden}.fx-paper__scan{object-fit:cover;opacity:0;width:100%;height:100%;transition:opacity .4s;position:absolute;inset:0}.fx-paper__scan.is-loaded{opacity:1}.fx-sk{gap:calc(14 * var(--u));padding:calc(14 * var(--u));flex-direction:column;transition:opacity .2s;animation:.2s fxFadeIn;display:flex;position:absolute;inset:0}.fx-sk.is-out{opacity:0}.fx-sk.is-out .fx-sk__block{animation-play-state:paused}.fx-sk__block{border-radius:calc(2 * var(--u));background:linear-gradient(90deg,#ececec 25%,#f6f8fb 50%,#ececec 75%) 0 0/600px 100%;animation:1.2s linear infinite fxSweep}.fx-sk__block--art{height:44%}.fx-sk__block--title{height:calc(9 * var(--u))}.fx-sk__block--line{height:calc(7 * var(--u));width:62%}.fx-sk__block--tag{height:calc(11 * var(--u));width:42%;margin-top:auto}.fx-tile{--paper-sans:"Carlito", "Calibri", "Segoe UI", sans-serif;--paper-serif:"Caladea", "Cambria", Georgia, serif;--paper-arc:#dbeee2;aspect-ratio:480/680;padding:calc(14 * var(--u)) calc(14 * var(--u)) calc(12 * var(--u));background:#fff;border:1px solid #0000000d;border-radius:14px;flex-direction:column;display:flex;position:relative;overflow:hidden}.fx-tile.is-settled{animation:.42s cubic-bezier(.33,1,.68,1) fxTileSettle}.fx-tile__part{opacity:0;transform:translateY(calc(6 * var(--u)));transition:opacity .22s,transform .22s cubic-bezier(.33,1,.68,1)}.fx-tile__part.is-in{opacity:1;transform:translateY(0)}.fx-tile__arc{top:calc(-64 * var(--u));right:calc(-64 * var(--u));width:calc(150 * var(--u));height:calc(150 * var(--u));background:var(--paper-arc);z-index:0;border-radius:50%;position:absolute}.fx-tile__code,.fx-tile__cover,.fx-tile__foot,.fx-tile__bar{z-index:1;position:relative}.fx-tile__code{font-family:var(--paper-sans);font-size:calc(8.5 * var(--u));color:#1a1a1a;justify-content:space-between;font-weight:700;display:flex}.fx-tile__cover{text-align:center;margin-top:calc(18 * var(--u));font-family:var(--paper-serif);flex-direction:column;align-items:center;display:flex}.fx-tile__eyebrow{font-size:calc(8.5 * var(--u));color:#444}.fx-tile__title{margin-top:calc(5 * var(--u));font-size:calc(14.5 * var(--u));color:#000;-webkit-line-clamp:3;-webkit-box-orient:vertical;line-height:1.18;display:-webkit-box;overflow:hidden}.fx-tile__level{margin-top:calc(6 * var(--u));font-size:calc(9.5 * var(--u));color:#555;font-weight:400}.fx-tile__foot{justify-content:space-between;align-items:center;gap:calc(6 * var(--u));margin-top:auto;display:flex}.fx-tile__subject{text-overflow:ellipsis;white-space:nowrap;min-width:0;font-family:Montserrat,sans-serif;font-size:calc(8.5 * var(--u));letter-spacing:.08em;text-transform:uppercase;color:#3f9268;font-weight:800;overflow:hidden}.fx-tile__badge{font-family:Montserrat,sans-serif;font-size:calc(8 * var(--u));letter-spacing:.06em;text-transform:uppercase;padding:calc(3 * var(--u)) calc(7 * var(--u));color:#5b97e9;background:#5b97e91f;border-radius:999px;flex-shrink:0;font-weight:800}.fx-tile__bar{margin-top:calc(8 * var(--u));height:calc(4 * var(--u));background:#ececec;border-radius:0}.fx-paper__cap{color:var(--st-ink);min-height:2.5em;font-size:11.5px;font-weight:600;line-height:1.25}.fx-gen{background:var(--st-surface);border-radius:14px;outline:2px solid #0000;align-items:center;gap:8px;padding:7px 8px;transition:outline-color .25s;display:flex}.fx-gen.is-focus{outline-color:var(--st-blue)}.fx-gen__subject{background:var(--st-grey);color:var(--st-ink);white-space:nowrap;border-radius:999px;flex-shrink:0;padding:4px 9px;font-size:11.5px;font-weight:600}.fx-gen__field{background:var(--st-grey);border-radius:999px;flex:1;align-items:center;gap:6px;min-width:0;height:26px;padding:0 10px;display:flex;overflow:hidden}.fx-gen__label{color:var(--st-muted);flex-shrink:0;font-size:11.5px}.fx-gen__typed{color:var(--st-ink);white-space:nowrap;font-size:11.5px}.fx-gen__tag{background:var(--st-blue-wash-2);color:var(--st-blue-deep);white-space:nowrap;border-radius:999px;align-items:center;gap:4px;padding:2px 8px;font-size:11px;font-weight:700;display:inline-flex}.fx-gen__x{opacity:.6}.fx-gen__btn{background:var(--st-blue);color:var(--st-surface);white-space:nowrap;border-radius:999px;flex-shrink:0;padding:6px 12px;font-size:11.5px;font-weight:700;transition:transform .12s}.fx-gen__btn.is-pressed{transform:scale(.96)}.fx-gen__note{min-height:16px;color:var(--st-muted);font-size:11px;transition:opacity .25s}.fx-chat{flex-direction:column;flex:1;gap:12px;display:flex}.fx-chat__thread{flex-direction:column;flex:1;justify-content:flex-end;gap:10px;min-height:156px;display:flex;overflow:hidden}.fx-bubble{border-radius:16px;max-width:86%;padding:9px 13px;font-size:13px;line-height:1.45;animation:.3s ease-out both fxRise}.fx-bubble--me{background:var(--st-blue);color:var(--st-surface);border-bottom-right-radius:6px;align-self:flex-end}.fx-bubble--them{background:var(--st-grey);color:var(--st-ink);border-bottom-left-radius:6px;align-self:flex-start;min-height:39px}.fx-bubble--dots{align-items:center;gap:5px;display:flex}.fx-bubble--dots span{background:var(--st-muted);border-radius:50%;width:6px;height:6px;animation:1s ease-in-out infinite fxDot}.fx-bubble--dots span:nth-child(2){animation-delay:.15s}.fx-bubble--dots span:nth-child(3){animation-delay:.3s}.fx-chat__bar{background:var(--st-surface);border-radius:15px;align-items:center;gap:7px;height:50px;padding:0 7px 0 9px;display:flex}.fx-chat__subject{background:var(--st-grey);color:var(--st-ink);border-radius:999px;flex-shrink:0;padding:4px 8px;font-size:11px;font-weight:600}.fx-chat__field{min-width:0;max-height:2.7em;color:var(--st-ink);flex:1;font-size:12.5px;line-height:1.35;overflow:hidden}.fx-chat__ph{color:var(--st-muted)}.fx-caret{vertical-align:-2px;background:var(--st-ink);width:1.5px;height:1em;margin-left:1px;animation:.9s step-end infinite fxBlink;display:inline-block}.fx-chat__send{background:var(--st-blue);width:31px;height:31px;color:var(--st-surface);border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;transition:transform .12s;display:flex}.fx-chat__send svg{width:15px;height:15px}.fx-chat__send.is-pressed{transform:scale(.9)}.fx-adapt{--rec-shift:72px;flex-direction:column;align-items:flex-start;gap:10px;display:flex}.fx-adapt__feed{flex-wrap:wrap;align-self:stretch;align-items:center;gap:8px 10px;display:flex}.fx-adapt__label{color:var(--st-muted);font-size:11.5px;font-weight:600}.fx-pips{gap:5px;display:flex}.fx-pip{opacity:0;border-radius:50%;width:11px;height:11px;transition:opacity .2s,transform .26s cubic-bezier(.33,1,.68,1);transform:scale(.4)}.fx-pip--right{background:var(--st-correct)}.fx-pip--wrong{background:var(--st-wrong)}.fx-pip.is-in{opacity:1;transform:scale(1)}.fx-adapt__event{background:var(--st-mcq-3);color:var(--st-wrong);border-radius:999px;padding:5px 12px;font-size:11.5px;font-weight:700;transition:opacity .3s}.fx-rec{background:var(--st-surface);border-radius:18px;flex-direction:column;align-self:stretch;gap:10px;padding:16px;display:flex}.fx-rec__head{color:var(--st-ink);align-items:center;gap:8px;font-size:12px;font-weight:700;display:flex}.fx-rec__live{background:var(--st-blue-wash-2);color:var(--st-blue-deep);border-radius:999px;padding:2px 8px;font-size:10.5px;font-weight:700;transition:opacity .3s}.fx-rec__row{border-radius:16px;outline:2px solid #0000;align-items:center;gap:14px;height:62px;padding:0 14px;transition:transform .5s cubic-bezier(.33,1,.68,1),outline-color .3s;display:flex}.fx-rec__row--1{background:var(--st-mcq-1)}.fx-rec__row--2{background:var(--st-mcq-2)}.fx-rec__row--3{background:var(--st-mcq-4)}.fx-rec__row.is-hot{outline-color:var(--st-wrong)}.fx-rec__left{flex-direction:column;flex:1;gap:4px;min-width:0;display:flex}.fx-rec__topic{color:var(--st-ink);white-space:nowrap;text-overflow:ellipsis;font-size:13.5px;font-weight:600;overflow:hidden}.fx-rec__reason{height:20px;position:relative}.fx-rec__reason span{color:var(--st-muted);white-space:nowrap;background:#ffffffb8;border-radius:999px;padding:2px 8px;font-size:11px;transition:opacity .3s;position:absolute;top:0;left:0}.fx-rec__reason--hot{color:var(--st-wrong);font-weight:700}.fx-rec__bar{background:#ffffffb8;border-radius:999px;flex-shrink:0;width:120px;height:6px;overflow:hidden}.fx-rec__fill{background:var(--st-blue);border-radius:999px;height:100%;transition:width .9s cubic-bezier(.22,1,.36,1),background-color .4s;display:block}.is-hot .fx-rec__fill{background:var(--st-wrong)}.fx-rec__num{text-align:right;width:26px;color:var(--st-ink);flex-shrink:0;font-size:13px;font-weight:700;transition:color .4s}.is-hot .fx-rec__num{color:var(--st-wrong)}.fx-adapt__note{min-height:18px;color:var(--st-muted);font-size:12.5px;transition:opacity .3s}@media (width<=1023px){.f-upload,.f-feed,.f-leaderboard,.f-papers,.f-teacher{grid-column:span 6}.f-adaptive{grid-column:span 12}}@media (width<=639px){.features-grid{grid-template-columns:minmax(0,1fr);gap:16px}.feature-card{border-radius:24px;padding:22px;grid-column:1/-1!important}.feature-card h3{font-size:20px}.feature-card p{font-size:14.5px}.fx-gap__sentence{font-size:14px}.fx-gap__slot{min-width:84px}.fx-paper:last-child{display:none}.fx-shelf{gap:8px}.fx-gen{flex-wrap:wrap}.fx-gen__field{flex-basis:100%;order:3}.fx-chat__thread{min-height:190px}.fx-bubble{max-width:90%;font-size:13.5px}.fx-rec{padding:14px}.fx-rec__bar{width:64px}.fx-rec__row{gap:10px;padding:0 10px}.fx-adapt__label{display:none}}@media (prefers-reduced-motion:reduce){.features-grid *,.features-grid :before,.features-grid :after{transition:none!important;animation:none!important}}.note-page{--note-bg:#eef7f0;--note-accent:#2f7d4a;--note-muted:#4b5a50;--note-ink:#1a2540;color:var(--text);font-size:17px;line-height:1.7}.note-page h1,.note-page h2{font-family:Montserrat,sans-serif}.note-page a{text-decoration:none}.note-btn{border-radius:var(--radius-pill);align-items:center;gap:9px;padding:.95rem 1.5rem;font-family:Montserrat,sans-serif;font-size:1.05rem;font-weight:700;line-height:1.2;transition:all .2s;display:inline-flex}.note-btn--small{padding:12px 22px;font-size:14px}.note-btn--accent{background:var(--note-accent);border:2px solid var(--note-accent);color:#fff}.note-btn--accent:hover{color:var(--note-accent);background:0 0}.note-btn--blue{background:var(--blue);border:2px solid var(--blue);color:#fff}.note-btn--blue:hover{color:var(--blue);background:#fff}.note-hero-wrap{max-width:1100px;margin:40px auto 0;padding:0 20px}.note-hero{background:var(--note-bg);border-radius:40px;grid-template-columns:1fr 300px;align-items:center;gap:30px;padding:48px 56px;display:grid;overflow:hidden}.note-crumbs{color:var(--note-muted);flex-wrap:wrap;gap:8px;margin-bottom:18px;font-family:Montserrat,sans-serif;font-size:13px;font-weight:600;display:flex}.note-crumbs__item{align-items:center;gap:8px;display:inline-flex}.note-crumbs a{color:inherit;border-radius:4px}.note-crumbs a:hover{color:var(--note-accent);text-underline-offset:3px;text-decoration:underline}.note-crumbs a:focus-visible{outline:2px solid var(--note-accent);outline-offset:3px}.note-crumbs__current{color:var(--note-accent)}.note-hero h1{letter-spacing:-.02em;color:#000;margin:0 0 16px;font-size:54px;font-weight:700;line-height:1.05}.note-hero__lede{color:var(--note-muted);max-width:520px;margin:0 0 18px;font-size:17px}.note-hero__meta{color:var(--note-muted);flex-wrap:wrap;gap:18px;margin-bottom:24px;font-size:14px;display:flex}.note-hero__image{object-fit:contain;justify-self:end;width:300px;height:260px;margin-bottom:-60px}.note-layout{grid-template-columns:240px minmax(0,1fr);align-items:start;gap:56px;max-width:1160px;margin:0 auto;padding:50px 20px 40px;display:grid}.note-toc{scrollbar-width:thin;max-height:calc(100vh - 150px);font-size:14px;position:sticky;top:120px;overflow-y:auto}.note-toc__label{letter-spacing:.08em;text-transform:uppercase;color:#9aa3b2;margin-bottom:10px;font-family:Montserrat,sans-serif;font-size:11px;font-weight:700}.note-toc__links{flex-direction:column;gap:2px;font-family:Montserrat,sans-serif;display:flex}.note-toc__links a{color:#555;border-radius:10px;padding:8px 12px;transition:background .2s,color .2s}.note-toc__links a:hover{background:var(--grey)}.note-toc__links a.is-active{background:var(--note-bg);color:var(--note-accent);font-weight:700}.note-body{flex-direction:column;gap:22px;display:flex}.note-overview{border-left:4px solid var(--note-accent);background:var(--note-bg);color:var(--note-muted);border-radius:0 16px 16px 0;margin:0 0 8px;padding:22px 24px;font-size:18px;line-height:1.7}.note-section{flex-direction:column;gap:12px;scroll-margin-top:120px;display:flex}.note-section--compact{gap:10px}.note-section h2,.note-h2{color:var(--note-ink);letter-spacing:-.01em;margin:0;font-size:26px;font-weight:700;line-height:1.25}.note-section--compact h2{font-size:22px}.note-h2{margin:30px 0 -6px;scroll-margin-top:120px}.note-section p,.note-body p{margin:0}.note-section h3,.note-section h4{color:var(--note-ink);font-family:Montserrat,sans-serif;line-height:1.3}.note-section h3{margin:18px 0 0;font-size:20px}.note-section h4{margin:14px 0 0;font-size:17px}.note-section code{color:var(--note-ink);background:#eef1f5;border-radius:6px;padding:2px 6px;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-size:.9em}.note-section pre{color:#f6f8fb;background:#172033;border-radius:14px;max-width:100%;margin:0;padding:16px 18px;line-height:1.55;overflow-x:auto}.note-section pre code{color:inherit;background:0 0;padding:0}.note-equation{text-align:center;max-width:100%;padding:6px 0;display:block;overflow-x:auto}.note-math{vertical-align:middle;max-width:100%;display:inline-block}.note-table-wrap{border:1px solid #dfe5eb;border-radius:14px;max-width:100%;overflow-x:auto}.note-table-wrap table{border-collapse:collapse;width:100%;min-width:520px;font-size:14px;line-height:1.5}.note-table-wrap th,.note-table-wrap td{text-align:left;vertical-align:top;border-bottom:1px solid #e7ebef;padding:11px 13px}.note-table-wrap th{background:var(--note-bg);color:var(--note-ink);font-family:Montserrat,sans-serif;font-weight:700}.note-table-wrap tbody tr:last-child td{border-bottom:0}.note-p-small{font-size:16px}.note-term{color:var(--note-ink);background:#5b97e924;border-radius:6px;padding:1px 7px;font-weight:700}.note-list{flex-direction:column;gap:8px;margin:0;padding-left:22px;font-size:16px;display:flex}ul.note-list{list-style:outside}ol.note-list{list-style:decimal}.note-figure-row{grid-template-columns:1fr 1fr;align-items:start;gap:18px;display:grid}.note-figure-row--right .note-figure{order:1}.note-figure{background:#fafbfc;border:1.5px solid #c9d6ea;border-radius:16px;flex-direction:column;align-items:center;gap:4px;margin:0;padding:12px 12px 8px;display:flex}.note-figure figcaption{color:#8a94a3;text-align:center;font-family:Montserrat,sans-serif;font-size:12px;font-weight:600}.note-diagram{width:100%;height:auto;max-height:170px}.note-callout{background:#fbf7e8;border:1px solid #f3e6b8;border-radius:18px;gap:8px;padding:20px 24px}.note-callout__label{letter-spacing:.06em;text-transform:uppercase;color:#a67c00;font-family:Montserrat,sans-serif;font-size:14px;font-weight:700}.note-callout .note-list{gap:6px}.note-question{background:#fff;border:1px solid #ececec;border-radius:22px;flex-direction:column;gap:16px;padding:22px 24px 24px;display:flex;box-shadow:0 5px #e5e9ef}.note-question__head{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:12px;display:flex}.note-question__eyebrow{letter-spacing:.06em;text-transform:uppercase;color:var(--blue);align-items:center;gap:10px;font-family:Montserrat,sans-serif;font-size:12px;font-weight:700;display:flex}.note-question__eyebrow img{object-fit:contain;width:26px;height:26px}.note-question__topic{color:#8a94a3;font-family:Montserrat,sans-serif;font-size:12px;font-weight:700}.note-question__text{color:#212121;font-family:Montserrat,sans-serif;font-size:19px;font-weight:700;line-height:1.35}.note-question__body{position:relative}.note-question__options{filter:blur(4px);-webkit-user-select:none;user-select:none;pointer-events:none;grid-template-columns:1fr 1fr;gap:12px;display:grid}.note-question__option{color:#212121;border-radius:18px;align-items:center;min-height:76px;padding:22px 18px;font-family:Montserrat,sans-serif;font-size:15px;display:flex}.note-question__option--1{background:#e1efe4}.note-question__option--2{background:#fbf3d5}.note-question__option--3{background:#f5dede}.note-question__option--4{background:#e8e3f7}.note-question__lock{justify-content:center;align-items:center;display:flex;position:absolute;inset:0}.note-question__lock .note-btn{padding:14px 26px;font-size:15px;box-shadow:0 10px 30px #5b97e959}.note-defs{grid-template-columns:1fr 1fr;gap:14px;margin:0;display:grid}.note-defs>div{border:1px solid #ececec;border-radius:16px;padding:16px 18px}.note-defs dt{color:var(--note-ink);margin-bottom:4px;font-family:Montserrat,sans-serif;font-size:15px;font-weight:700}.note-defs dd{color:#555;margin:0;font-size:14px;line-height:1.55}.note-check{background:#eef5ff;border-radius:20px;padding:24px}.note-check__list{flex-direction:column;gap:10px;margin:0;padding-left:22px;display:flex}.note-check details{background:#fff;border-radius:12px;padding:12px 14px}.note-check summary{cursor:pointer;color:var(--note-ink);font-family:Montserrat,sans-serif;font-size:15px;font-weight:700}.note-check details p{color:#555;padding-top:10px;font-size:15px}.note-exam-list{flex-direction:column;gap:18px;display:flex}.note-exam{background:var(--grey);border-radius:22px;overflow:hidden}.note-exam__head{align-items:center;gap:12px;padding:18px 25px 12px;display:flex}.note-exam__paper{color:#609eef;border-radius:var(--radius-pill);white-space:nowrap;background:#fff;padding:6px 12px;font-family:Montserrat,sans-serif;font-size:13px;font-weight:700}.note-exam__label{color:#000;font-family:Montserrat,sans-serif;font-size:18px;font-weight:600}.note-exam__sheet{background:#fff;border-radius:16px;flex-direction:column;gap:12px;margin:0 14px;padding:22px 26px;font-family:Times New Roman,Times,serif;display:flex}.note-exam__part{color:#111;grid-template-columns:40px 40px 1fr 48px;align-items:start;gap:0 8px;font-size:17px;line-height:1.5;display:grid}.note-exam__num{font-style:italic}.note-exam__marks{text-align:right}.note-exam__foot{color:#666;flex-wrap:wrap;justify-content:space-between;align-items:center;gap:12px;padding:14px 25px 18px;font-size:13px;display:flex}.note-exam__foot a{color:#609eef;font-family:Montserrat,sans-serif;font-size:14px;font-weight:700}.note-exam-more{margin-top:18px}.note-related{border-top:1px solid #eee;max-width:1160px;margin:0 auto 32px;padding:20px 20px 0}.note-related h2{color:var(--note-ink);margin:24px 0 18px;font-size:26px;font-weight:700}.note-related__grid{grid-template-columns:repeat(6,minmax(0,1fr));gap:12px;display:grid}.note-related__grid a{background:var(--grey);border-radius:18px;flex-direction:column;gap:4px;padding:18px 20px;transition:background .2s;display:flex}.note-related__grid a:hover{background:var(--note-bg)}.note-related__grid a:focus-visible{outline:2px solid var(--note-accent);outline-offset:3px}.note-related__title{color:var(--note-ink);font-family:Montserrat,sans-serif;font-size:15px;font-weight:700}.note-related__blurb{color:#666;font-size:13px;line-height:1.45}.note-gate-wrap{max-width:1160px;margin:0 auto 60px;padding:0 20px}.note-gate{background:var(--note-ink);color:#fff;border-radius:32px;grid-template-columns:1fr 1fr;align-items:center;gap:36px;padding:40px 44px;display:grid}.note-gate__eyebrow{letter-spacing:.08em;text-transform:uppercase;color:#9cc0f5;margin-bottom:10px;font-family:Montserrat,sans-serif;font-size:12px;font-weight:700}.note-gate__title{letter-spacing:-.02em;margin-bottom:12px;font-family:Montserrat,sans-serif;font-size:30px;font-weight:700;line-height:1.2}.note-gate p{opacity:.8;margin:0 0 22px;font-size:15px;line-height:1.6}.note-gate__steps{flex-direction:column;gap:10px;margin:0;padding:0;list-style:none;display:flex}.note-gate__steps li{background:#ffffff14;border-radius:16px;align-items:center;gap:14px;padding:14px 18px;display:flex}.note-gate__step{background:#ffffff26;border-radius:50%;flex:none;justify-content:center;align-items:center;width:30px;height:30px;font-size:14px;font-weight:800;display:flex}.note-gate__step--done{background:#2eb872}.note-gate__step--next{background:var(--blue)}.note-gate__step-title{font-family:Montserrat,sans-serif;font-size:15px;font-weight:700}.note-gate__step-sub{opacity:.7;font-size:12px}.note-gate__lock{margin-left:auto;font-size:14px}.note-missing{text-align:center;padding:80px 0 120px}.note-missing h1{margin-bottom:12px;font-size:32px}.note-missing a{color:var(--blue)}.note-directory-page{min-height:70vh;padding:40px 20px 80px}.note-directory-hero{background:var(--note-bg);border-radius:36px;max-width:1120px;margin:0 auto;padding:42px 48px}.note-directory-hero h1{color:#000;letter-spacing:-.03em;margin:0 0 12px;font-size:clamp(40px,6vw,64px);line-height:1.05}.note-directory-hero p{max-width:680px;color:var(--note-muted);font-size:18px}.note-directory-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:16px;max-width:1120px;margin:30px auto 0;display:grid}.note-directory-grid>a{min-height:150px;color:var(--note-ink);background:#fff;border:1px solid #e2e6eb;border-radius:22px;flex-direction:column;gap:7px;padding:24px 54px 24px 24px;transition:transform .14s,border-color .14s,box-shadow .14s;display:flex;position:relative;box-shadow:0 4px #edf0f3}.note-directory-grid>a:hover{border-color:var(--note-accent);transform:translateY(-2px);box-shadow:0 9px 10px -7px #0c142057}.note-directory-grid>a:focus-visible{outline:3px solid var(--note-accent);outline-offset:3px}.note-directory-card__title{font-family:Montserrat,sans-serif;font-size:18px;font-weight:700}.note-directory-card__description{color:#68717d;font-size:14px;line-height:1.5}.note-directory-card__arrow{color:var(--note-accent);font-size:22px;position:absolute;top:24px;right:24px}@media (width<=992px){.note-hero{grid-template-columns:1fr;padding:36px 32px 0}.note-hero__image{justify-self:center;width:220px;height:190px;margin:8px 0 -40px}.note-layout{grid-template-columns:1fr;gap:0;padding-top:40px}.note-toc{display:none}.note-related__grid{grid-template-columns:repeat(3,minmax(0,1fr))}.note-gate{grid-template-columns:1fr;padding:32px 28px}.note-directory-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}@media (width<=640px){.note-page{font-size:16px}.note-hero-wrap{margin-top:20px;padding:0 16px}.note-hero{border-radius:28px;padding:28px 22px 0}.note-hero h1{font-size:38px}.note-hero .note-btn{justify-content:center;width:100%}.note-layout{padding:32px 16px 24px}.note-section h2,.note-h2{font-size:23px}.note-figure-row,.note-defs,.note-question__options{grid-template-columns:1fr}.note-figure-row--right .note-figure{order:0}.note-question{padding:18px 16px 20px}.note-question__lock .note-btn{text-align:center;padding:12px 18px;font-size:14px}.note-exam__sheet{margin:0 10px;padding:16px 14px}.note-exam__part{grid-template-columns:28px 28px 1fr 36px;font-size:15px}.note-related{padding:16px 16px 0}.note-related__grid{grid-template-columns:1fr 1fr}.note-gate-wrap{padding:0 16px}.note-gate__title{font-size:25px}.note-directory-page{padding:20px 16px 60px}.note-directory-hero{border-radius:28px;padding:30px 24px}.note-directory-hero p{font-size:16px}.note-directory-grid{grid-template-columns:1fr}}