@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{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:"0.16.45"}.katex .katex-mathml{clip:rect(1px,1px,1px,1px);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}@keyframes dotBounce{0%,80%,to{transform:translateY(0)}40%{transform:translateY(-6px)}}@keyframes msgFadeIn{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}:root{--kael-chat-column:920px;--kael-chat-gutter:clamp(24px, 5vw, 56px);--k-bg-primary:#0d0d0f;--k-bg-surface:#1a1a1fd9;--k-bg-elevated:#2a2a30;--k-text-primary:#fff;--k-text-secondary:#fff6;--k-text-tertiary:#ffffff40;--k-text-disabled:#ffffff26;--k-accent-cyan:#00c2e0;--k-accent-magenta:#ff4d8d;--k-accent-amber:#f5a623;--k-border-default:#ffffff14;--k-border-hover:#ffffff26;--k-border-active:#ffffff40;--k-success:#5dcaa5;--k-error:#e24b4a;--font-body:"Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;--font-display:"Space Grotesk", "Inter", sans-serif;--font-voice:"Fraunces", Georgia, serif;--k-font-serif:var(--font-display);--k-font-sans:var(--font-body);--k-radius-sm:8px;--k-radius-md:10px;--k-radius-lg:12px;--k-blur:blur(8px);--sidebar-w:0px;--sl-bg:#fff;--sl-surface:#fff;--sl-elevated:#f3f3f3;--sl-input:#fff;--sl-text:#0d0d0d;--sl-muted:#5d5d5d;--sl-faint:#8f8f8f;--sl-border:#e5e5e5;--sl-divider:#ededed;--sl-shadow:#0000000f;--sl-shadow-lg:#00000029;--sl-hover:#f3f3f3;--sl-dashed:#d4d4d4;--sl-sidebar:#f9f9f9;--sl-sb-border:#ededed;--sl-nav-hover:#efefef;--sl-nav-on:#e8e8e8;--sl-nav-on-t:#0d0d0d;--sl-nav-off:#0d0d0d;--sl-nav-htext:#0d0d0d;--sl-nav-shadow:#00000014;--sl-cta:#0d0d0d;--sl-cta-text:#fff;--sl-chat-active:#e8e8e8;--sl-user-msg-bg:#f3f3f3;--sl-user-msg-border:#f3f3f3;--sl-btn2:#f3f3f3;--sl-btn2-text:#5d5d5d;--sl-card:#fff;--sl-card-border:#e5e5e5;--sl-danger:#b4453a;--sl-danger-bg:#b4453a12;--sl-focus-ring:#0d0d0d61;--sl-focus-halo:#0d0d0d1f;--sl-scrollbar:#0d0d0d33;--sl-scrollbar-hover:#0d0d0d52;--chart-accent:#1c7fa6;--chart-good:#2e8a66;--chart-warning:#a06810;--chart-critical:#c0392f;--chart-neutral:#8f8f8f;--chart-grid:#e5e5e5;--chart-track:#f0f0f0;--chart-ord-1:#66b6d6;--chart-ord-2:#3e99c4;--chart-ord-3:#24739c;--chart-ord-4:#154f6b}[data-theme=dark]{--sl-bg:#000;--sl-surface:#171717;--sl-elevated:#212121;--sl-input:#262626;--sl-card:#121212;--sl-card-border:#262626;--sl-text:#fff;--sl-muted:#a3a3a3;--sl-faint:#8f8f8f;--sl-border:#2a2a2a;--sl-divider:#1f1f1f;--sl-shadow:#00000080;--sl-shadow-lg:#000000b3;--sl-hover:#1a1a1a;--sl-dashed:#3a3a3a;--sl-sidebar:#000;--sl-sb-border:#1f1f1f;--sl-nav-hover:#141414;--sl-nav-on:#1f1f1f;--sl-nav-on-t:#fff;--sl-nav-off:#fff;--sl-nav-htext:#fff;--sl-nav-shadow:#0009;--sl-cta:#fff;--sl-cta-text:#000;--sl-chat-active:#1f1f1f;--sl-user-msg-bg:#262626;--sl-user-msg-border:#262626;--sl-btn2:#212121;--sl-btn2-text:#a3a3a3;--sl-danger:#e08a80;--sl-danger-bg:#e08a801a;--sl-focus-ring:#ffffff47;--sl-focus-halo:#ffffff29;--sl-scrollbar:#ffffff29;--sl-scrollbar-hover:#ffffff42;--chart-accent:#2b9ec9;--chart-good:#3aa079;--chart-warning:#c9821a;--chart-critical:#e0564f;--chart-neutral:#737373;--chart-grid:#ffffff1c;--chart-track:#ffffff17;--chart-ord-1:#1f5872;--chart-ord-2:#2c87ae;--chart-ord-3:#57b2d6;--chart-ord-4:#9ad2e8}@media (width>=768px){:root{--sidebar-w:210px}}*,:before,:after{box-sizing:border-box;margin:0;padding:0}body,html{background:var(--sl-bg);color:var(--sl-text);font-family:var(--k-font-sans);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;overflow-x:hidden}::-webkit-scrollbar{width:4px}::-webkit-scrollbar-track{background:0 0}::-webkit-scrollbar-thumb{background:var(--sl-scrollbar);border-radius:4px}::-webkit-scrollbar-thumb:hover{background:var(--sl-scrollbar-hover)}.badge{border-radius:var(--k-radius-md);border:.5px solid var(--k-border-default);background:var(--k-bg-surface);color:var(--k-text-secondary);font-family:var(--k-font-sans);letter-spacing:.04em;text-transform:uppercase;white-space:nowrap;align-items:center;gap:6px;padding:6px 14px;font-size:11px;font-weight:500;display:inline-flex}.input-field{border-radius:var(--k-radius-md);border:1px solid var(--sl-border);background:var(--sl-input);color:var(--sl-text);font-size:14px;font-family:var(--k-font-sans);outline:none;width:100%;padding:12px 16px;transition:border-color .2s}.input-field:focus{border-color:var(--sl-dashed)}.input-field::placeholder{color:var(--sl-faint)}@keyframes kaelMsgReveal{0%{opacity:0;transform:translateY(6px)}to{opacity:1;transform:none}}.kael-msg-reveal{animation:.45s cubic-bezier(.22,1,.36,1) both kaelMsgReveal}@keyframes studyCardIn{0%{opacity:0;transform:translateY(10px)rotate(0)}to{opacity:1;transform:translateY(0) rotate(var(--card-tilt,0deg))}}.study-card{background:var(--sl-card);border:1px solid var(--sl-card-border);box-shadow:0 2px 8px var(--sl-shadow);font-family:var(--font-body);color:var(--sl-text);transform:rotate(var(--card-tilt,0deg));animation:.42s cubic-bezier(.22,1,.36,1) both studyCardIn;animation-delay:var(--card-delay,0s);border-radius:12px;padding:16px 18px;transition:transform .2s,box-shadow .2s;position:relative}.study-card:hover{box-shadow:0 6px 18px var(--sl-shadow);transform:rotate(0)translateY(-2px)}.study-card__q{margin:0;font-size:15px;font-weight:600;line-height:1.5}.study-card__a{margin:0;font-size:15px;line-height:1.6}.study-card__hint{color:var(--sl-faint);align-items:center;gap:5px;margin-top:12px;font-size:11px;display:inline-flex}.study-card--flip{cursor:pointer;perspective:1000px;min-height:132px;box-shadow:none;background:0 0;border:none;padding:0}.study-card__inner{width:100%;min-height:132px;transform-style:preserve-3d;transition:transform .48s cubic-bezier(.22,1,.36,1);position:relative}.study-card--flip.is-flipped .study-card__inner{transform:rotateY(180deg)}.study-card__face{background:var(--sl-card);border:1px solid var(--sl-card-border);box-shadow:0 2px 8px var(--sl-shadow);backface-visibility:hidden;border-radius:12px;flex-direction:column;justify-content:center;padding:16px 18px;display:flex;position:absolute;inset:0}.study-card__face--back{transform:rotateY(180deg)}.study-card--flip:focus-visible{outline:2px solid var(--sl-focus-ring);outline-offset:3px;border-radius:12px}.study-card__options{flex-direction:column;gap:6px;margin-top:12px;display:flex}.study-card__option{border:1px solid var(--sl-border);background:var(--sl-surface);width:100%;color:var(--sl-text);font-family:var(--font-body);text-align:left;cursor:pointer;border-radius:9px;justify-content:space-between;align-items:center;gap:10px;padding:9px 13px;font-size:14px;transition:background .15s,border-color .15s,opacity .15s;display:flex}.study-card__option:hover:not(:disabled){background:var(--sl-hover);border-color:var(--sl-dashed)}.study-card__option:disabled{cursor:default}.study-card__option.is-correct{color:#1f6b56;background:#5dcaa51f;border-color:#5dcaa58c}.study-card__option.is-wrong{color:#a33a3a;background:#e24b4a1a;border-color:#e24b4a80}.study-card__option.is-dim{opacity:.5}.study-card__option-text{min-width:0}.study-card__explanation{border-top:1px solid var(--sl-divider);color:var(--sl-muted);margin:12px 0 0;padding-top:11px;font-size:13px;line-height:1.6}.study-cards{grid-template-columns:repeat(auto-fit,minmax(248px,1fr));gap:12px;margin:16px 0;display:grid}@media (width<=640px){.study-cards{grid-template-columns:1fr}}.study-artifact{border:1px solid var(--sl-border);background:var(--sl-surface);width:100%;min-height:440px;box-shadow:0 18px 50px var(--sl-shadow);border-radius:24px;flex-direction:column;margin:18px 0;padding:18px;display:flex;position:relative;overflow:hidden}.study-artifact.is-expanded{z-index:10000;background:var(--sl-bg);border:0;border-radius:0;width:auto;height:100dvh;min-height:0;margin:0;padding:clamp(18px,3vw,42px);position:fixed;inset:0}.study-artifact__progress{grid-template-columns:repeat(auto-fit,minmax(10px,1fr));gap:7px;display:grid;position:absolute;top:82px;left:38px;right:38px}.study-artifact:not(.is-expanded) .study-artifact__progress{margin-top:14px;position:static}.study-artifact:not(.is-expanded):has(.study-material-card){padding-bottom:112px}.study-artifact__progress span{background:var(--sl-elevated);border-radius:999px;height:6px;transition:background .28s,box-shadow .28s}.study-artifact__progress span.is-past{background:var(--sl-muted);opacity:.5}.study-artifact__progress span.is-active{outline:1px solid var(--sl-text);outline-offset:1px;background:0 0}.study-artifact__progress span.is-bad{background:#e24b4a;box-shadow:0 0 10px #e24b4a40}.study-artifact__progress span.is-ok{background:#f5a623;box-shadow:0 0 10px #f5a62340}.study-artifact__progress span.is-good{background:#50c87e;box-shadow:0 0 10px #50c87e40}.study-artifact.is-expanded .study-artifact__header{z-index:2;position:absolute;top:28px;left:38px;right:32px}.study-artifact__header{justify-content:space-between;align-items:center;gap:16px;display:flex}.study-artifact__title,.study-artifact__meta{align-items:center;gap:9px;font-weight:750;display:flex}.study-artifact__title.is-flashcards{color:#f33e81}.study-artifact__title.is-quiz{color:#14b8d4}.study-artifact__title span{color:var(--sl-text)}.study-artifact__meta{color:var(--sl-muted);font-size:13px}.study-artifact__icon-btn,.study-artifact__nav button{border:1px solid var(--sl-border);background:var(--sl-elevated);width:38px;height:38px;color:var(--sl-text);cursor:pointer;border-radius:50%;place-items:center;display:grid}.study-artifact__stage{flex:1;place-items:center;padding:30px min(8vw,80px);display:grid;position:relative}.study-artifact__stage>.study-card{width:min(720px,100%);min-height:280px;transform:none}.study-artifact.is-expanded .study-artifact__stage>.study-card{width:min(540px,92vw);min-height:260px;box-shadow:none;border-radius:32px}.study-artifact.is-expanded .study-card__face{text-align:center;justify-content:center;align-items:center;padding:clamp(48px,7vw,90px)}.study-artifact.is-expanded .study-card__q,.study-artifact.is-expanded .study-card__a{max-width:720px;margin:0 auto;font-size:clamp(24px,2.2vw,36px);line-height:1.55}.study-artifact.is-expanded .study-card__hint{justify-content:center;font-size:17px;position:absolute;bottom:15%;left:0;right:0}.study-artifact__eyebrow{z-index:3;color:var(--sl-muted);letter-spacing:.28em;align-items:center;gap:16px;font-size:15px;font-weight:800;display:flex;position:absolute;top:calc(50% - min(27vh,260px) + 70px)}.study-artifact__eyebrow strong{color:#14b8d4;letter-spacing:.12em;border:1px solid #14b8d48c;border-radius:999px;padding:5px 14px;font-size:13px}.study-artifact__new{z-index:3;background:var(--sl-bg);color:var(--sl-muted);border-radius:999px;padding:5px 14px;font-size:13px;font-weight:750;position:absolute;top:calc(50% - min(27vh,260px) + 28px);right:calc(50% - min(430px,38vw) + 28px)}.study-artifact__rating{text-align:center;position:absolute;bottom:34px;left:0;right:0}.study-material-body{flex-direction:column;align-items:center;gap:10px;width:100%;display:flex}.study-material-swipe-labels{justify-content:space-between;width:min(540px,92vw);height:24px;font-size:14px;font-weight:800;display:flex}.study-material-swipe-labels span{opacity:0;transition:opacity .2s}.study-material-swipe-labels span:first-child{color:#e24b4a}.study-material-swipe-labels span:last-child{color:#50c87e}.study-material-card{border:1px solid var(--sl-border);background:var(--sl-surface);width:min(540px,92vw);min-height:260px;color:var(--sl-text);font-family:var(--font-body);cursor:grab;touch-action:pan-y;-webkit-user-select:none;user-select:none;transform:translateX(var(--drag-x,0px)) rotate(var(--drag-rotate,0deg));border-radius:32px;flex-direction:column;justify-content:center;align-items:center;padding:clamp(18px,5vw,36px);transition:all .4s cubic-bezier(.2,.8,.2,1);display:flex;position:relative;box-shadow:0 18px 40px #00000014}.study-material-card:active{cursor:grabbing;transition:none}.study-material-card.is-dragging-bad{border-color:#e24b4a8c;box-shadow:0 12px 40px #e24b4a33,0 0 0 2px #e24b4a40}.study-material-card.is-dragging-good{border-color:#50c87e8c;box-shadow:0 12px 40px #50c87e33,0 0 0 2px #50c87e40}.study-material-card.is-flipped{border-color:#e5b3fe66;box-shadow:0 12px 40px #e5b3fe14}.study-material-status{border:1px solid color-mix(in srgb, var(--sl-muted) 27%, transparent);background:var(--sl-bg);color:var(--sl-muted);border-radius:20px;padding:3px 10px;font-size:11px;font-weight:700;position:absolute;top:14px;right:16px}.study-material-labels{align-items:center;gap:10px;margin-bottom:18px;display:flex}.study-material-labels b{color:var(--sl-muted);letter-spacing:3px;text-transform:uppercase;font-size:12px;font-weight:800}.study-material-labels em{border:1px solid var(--sl-focus-ring);color:#2baadb;letter-spacing:1px;text-transform:uppercase;background:#2baadb1a;border-radius:20px;align-items:center;gap:4px;padding:3px 10px;font-size:11px;font-style:normal;font-weight:700;display:flex}.study-material-card>strong{text-align:center;max-width:100%;font-size:clamp(15px,4vw,18px);font-weight:700;line-height:1.6}.study-material-card>small{color:var(--sl-muted);opacity:.8;margin-top:20px;font-size:12px}.study-artifact__rating-buttons{justify-content:center;gap:12px;display:flex}.study-artifact__rating-buttons button{cursor:pointer;border-radius:8px;justify-content:center;align-items:center;gap:8px;min-width:68px;padding:8px 14px;font-weight:750;display:flex}.study-artifact__rating-buttons .is-bad{color:#ef5350;background:#ef535014;border:1px solid #ef53508c}.study-artifact__rating-buttons .is-ok{color:#f5a623;background:#f5a62314;border:1px solid #f5a6234d}.study-artifact__rating-buttons .is-good{color:#50c87e;background:#50c87e14;border:1px solid #50c87e73}.study-artifact__rating p{color:var(--sl-faint);margin:22px 0 0;font-size:14px}.study-artifact__restart{color:#f33e81;min-width:150px;font:750 14px var(--font-body);cursor:pointer;background:#f33e811a;border:1px solid #f33e8180;border-radius:10px;padding:11px 20px}.study-artifact__restart:hover{background:#f33e8129}.study-artifact__nav{justify-content:center;align-items:center;gap:18px;display:flex}.study-artifact__nav button:disabled{opacity:.3;cursor:default}.study-artifact__dots{justify-content:center;gap:6px;max-width:min(420px,55vw);display:flex;overflow:hidden}.study-artifact__dots span{background:var(--sl-border);border-radius:50%;flex:none;width:7px;height:7px}.study-artifact__dots span.is-active{background:#f33e81;border-radius:999px;width:20px}@media (width<=640px){.study-artifact{border-radius:20px;min-height:390px;padding:14px}.study-artifact.is-expanded{border-radius:0;inset:0}.study-artifact__stage{padding:20px 0}.study-artifact__progress{gap:4px;top:18px;left:16px;right:16px}.study-artifact.is-expanded .study-artifact__stage>.study-card{width:94vw;min-height:58vh}.study-artifact__eyebrow{gap:8px;font-size:11px;top:25%}.study-artifact__new{top:18%;right:8%}.study-artifact__rating{bottom:18px}.study-artifact__rating-buttons{gap:6px}.study-artifact__rating-buttons button{min-width:0;padding:10px 12px;font-size:12px}}@media (prefers-reduced-motion:reduce){.study-card{animation:none;transform:none}.study-card:hover{transform:translateY(-2px)}.study-card__inner{transition:none}}.sb-menu-item{width:100%;color:var(--sl-text);font-family:var(--font-body);text-align:left;cursor:pointer;background:0 0;border:none;border-radius:7px;align-items:center;gap:8px;padding:8px 9px;font-size:13px;transition:background .15s,color .15s;display:flex}.sb-menu-item:hover{background:var(--sl-hover)}.sb-menu-danger{color:#e24b4a}.sb-menu-danger:hover{background:#e24b4a17}.kael-chip{border:1px solid var(--sl-border);color:var(--sl-text);font-family:var(--font-body);cursor:pointer;background:0 0;border-radius:999px;align-items:center;gap:8px;padding:9px 15px;font-size:13.5px;font-weight:500;transition:background .15s,border-color .15s;display:inline-flex}.kael-chip svg{color:var(--sl-muted);flex-shrink:0}.kael-chip:hover{background:var(--sl-hover);border-color:var(--sl-dashed)}.kael-tools-menu-item{width:100%;min-height:38px;color:var(--sl-text);font:600 13px/1.25 var(--font-body);text-align:left;cursor:pointer;background:0 0;border:0;border-radius:9px;align-items:center;gap:10px;padding:8px 10px;display:flex}.kael-tools-menu-item svg{color:var(--sl-muted);flex-shrink:0}.kael-tools-menu-item:hover:not(:disabled){background:var(--sl-hover)}.kael-tools-menu-item:disabled{opacity:.45;cursor:default}.kael-attachments-strip{scrollbar-width:none;-ms-overflow-style:none}.kael-attachments-strip::-webkit-scrollbar{display:none}.kael-stars{aspect-ratio:290/254;position:relative}.kael-stars .ks-groupe{transform-origin:47.4% 44.2%;will-change:transform;position:absolute;inset:0}.kael-stars .ks-star{will-change:transform, opacity;position:absolute}.kael-stars .ks-star img{width:100%;height:auto;display:block}.kael-stars .ks-jaune{transform-origin:50% 49.9%;width:47.15%;top:30.04%;left:9.83%}.kael-stars .ks-bleu{transform-origin:49.8% 50.2%;width:27.32%;top:6.59%;left:43.6%}.kael-stars .ks-rose{transform-origin:50%;width:19.54%;top:35.03%;left:65.43%}@keyframes ks-flotter{0%,to{transform:translateY(0)scale(1)}50%{transform:translateY(-7%)scale(1.09)}}.ks-idle .ks-jaune{animation:3.2s ease-in-out infinite ks-flotter}.ks-idle .ks-bleu{animation:3.2s ease-in-out -1.1s infinite ks-flotter}.ks-idle .ks-rose{animation:3.2s ease-in-out -2.2s infinite ks-flotter}@keyframes ks-ecouter{0%,to{transform:scale(1)}50%{transform:scale(1.16)}}.ks-listening .ks-star{animation:1.6s ease-in-out infinite ks-ecouter}@keyframes ks-orbite{0%{animation-timing-function:cubic-bezier(.55,.05,.25,1);transform:rotate(0)}45%{transform:rotate(1turn)}to{transform:rotate(1turn)}}@keyframes ks-contre-orbite{0%{animation-timing-function:cubic-bezier(.55,.05,.25,1);transform:rotate(0)}45%{transform:rotate(-1turn)}to{transform:rotate(-1turn)}}.ks-thinking .ks-groupe{animation:2s infinite ks-orbite}.ks-thinking .ks-star{animation:2s infinite ks-contre-orbite}@keyframes ks-parler{0%,to{transform:scale(1)}30%{transform:scale(1.2)}60%{transform:scale(.9)}}.ks-speaking .ks-jaune{animation:.55s ease-in-out infinite ks-parler}.ks-speaking .ks-bleu{animation:.68s ease-in-out -.2s infinite ks-parler}.ks-speaking .ks-rose{animation:.61s ease-in-out -.35s infinite ks-parler}@keyframes ks-surligner{0%{transform:scale(1)rotate(0)}35%{transform:scale(1.22)rotate(10deg)}70%{transform:scale(.95)rotate(-4deg)}to{transform:scale(1)rotate(0)}}.ks-highlighting .ks-jaune{animation:1.4s ease-in-out infinite ks-surligner}.ks-highlighting .ks-bleu{animation:1.4s ease-in-out .2s infinite ks-surligner}.ks-highlighting .ks-rose{animation:1.4s ease-in-out .4s infinite ks-surligner}@media (prefers-reduced-motion:reduce){.kael-stars .ks-groupe,.kael-stars .ks-star{animation:none!important}}.chat-ghost-btn{min-width:28px;height:28px;color:var(--sl-muted);opacity:.45;cursor:pointer;font-family:var(--font-body);background:0 0;border:none;border-radius:6px;justify-content:center;align-items:center;gap:5px;padding:0 5px;font-size:12px;transition:opacity .15s,background .15s,color .15s;display:inline-flex}.chat-ghost-btn:hover{opacity:1;background:var(--sl-hover)}.chat-ghost-btn:disabled{cursor:default;opacity:.3}button:focus-visible{outline:1.5px solid var(--sl-focus-ring);outline-offset:2px}@keyframes fadeIn{0%{opacity:0;transform:translateY(6px)}to{opacity:1;transform:translateY(0)}}@keyframes translateReveal{0%{opacity:0;filter:blur(5px);transform:translateY(6px)scale(.99)}40%{opacity:.7;filter:blur(1px)}to{opacity:1;filter:blur();transform:translateY(0)scale(1)}}.translate-reveal{animation:.5s cubic-bezier(.22,1,.36,1) both translateReveal}.kael-markdown{--text-primary:var(--sl-text);--text-secondary:var(--sl-muted);--surface-card:#f9f9f9;--surface-tint:#00000008;--border-card:#0000001a;--accent:#8c5f0d;--accent-hover:#a8720f;--accent-soft:#b07a1a1a;--accent-2:#1f7a9e;--accent-2-soft:#1f7a9e17;--code-bg:#0000000d;--danger:var(--sl-danger);--danger-soft:#b4453a14;--img-shadow:0 2px 10px var(--sl-shadow);color:var(--text-primary);max-width:70ch;margin-inline:auto;line-height:1.7}.kael-msg .kael-markdown{max-width:92ch;margin-inline:0}[data-theme=dark] .kael-markdown{--text-secondary:var(--sl-muted);--surface-card:#ffffff0f;--surface-tint:#ffffff0b;--border-card:#ffffff1a;--accent:var(--k-accent-amber);--accent-hover:#ffb94d;--accent-soft:#f5a62321;--accent-2:#5bc3e8;--accent-2-soft:#5bc3e81c;--code-bg:#ffffff14;--danger-soft:#e08a8021;--img-shadow:none}.kael-markdown ::selection{background:var(--accent-soft)}.kael-markdown,.kael-markdown *{transition:background-color .15s,color .15s,border-color .15s}.kael-markdown .kmd-h1{font-family:var(--font-display);color:var(--accent);margin:28px 0 12px;font-size:1.45em;font-weight:700;line-height:1.3}.kael-markdown .kmd-h2{border-bottom:1px solid var(--border-card);font-family:var(--font-display);color:var(--accent);margin:28px 0 12px;padding-bottom:6px;font-size:1.35em;font-weight:700;line-height:1.35}.kael-markdown .kmd-h3{color:var(--text-primary);margin:20px 0 8px;font-size:1.15em;font-weight:700;line-height:1.4}.kael-markdown .kmd-h4{letter-spacing:.04em;text-transform:uppercase;color:var(--text-secondary);margin:16px 0 6px;font-size:.88em;font-weight:700;line-height:1.4}.kael-markdown .kmd-h1:first-child,.kael-markdown .kmd-h2:first-child,.kael-markdown .kmd-h3:first-child,.kael-markdown .kmd-h4:first-child{margin-top:0}.kael-markdown .kmd-h1,.kael-markdown .kmd-h2,.kael-markdown .kmd-h3,.kael-markdown .kmd-h4{scroll-margin-top:80px}.kael-markdown p{margin:0 0 12px;line-height:1.7}.kael-markdown strong{color:var(--text-primary);font-weight:700}.kael-markdown em{font-style:italic}.kael-markdown ul,.kael-markdown ol{margin:0 0 12px;padding-left:1.4em}.kael-markdown li{margin:0 0 6px;line-height:1.7}.kael-markdown li::marker{color:var(--accent)}.kael-markdown ol>li::marker{font-weight:700}.kael-markdown li>ul,.kael-markdown li>ol{margin:6px 0 0;padding-left:1.1em}.kael-markdown ul ul{list-style:circle}.kael-markdown li:has(>input[type=checkbox]){margin-left:-1.1em;list-style:none}.kael-markdown li>input[type=checkbox]{accent-color:var(--accent);vertical-align:-1px;margin-right:8px}.kael-markdown li:has(>input[type=checkbox]:checked){color:var(--text-secondary);text-decoration:line-through;-webkit-text-decoration-color:var(--border-card);text-decoration-color:var(--border-card)}.kael-markdown .kmd-quote{border-left:3px solid var(--accent);background:var(--surface-tint);color:inherit;border-radius:0 10px 10px 0;margin:18px 0;padding:10px 16px}.kael-markdown .kmd-quote>:first-child{margin-top:0}.kael-markdown .kmd-quote>:last-child{margin-bottom:0}.kael-markdown .kmd-quote .kmd-h1,.kael-markdown .kmd-quote .kmd-h2,.kael-markdown .kmd-quote .kmd-h3{color:var(--text-primary);margin:0 0 8px;font-size:1.02em}.kael-markdown .kmd-code{background:var(--code-bg);border-radius:5px;padding:2px 6px;font-size:.9em}.kael-markdown .kmd-pre{background:var(--code-bg);border:1px solid var(--border-card);border-radius:10px;margin:12px 0 14px;padding:14px;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-size:.88em;line-height:1.6;position:relative;overflow-x:auto}.kael-markdown .kmd-pre code{background:0 0;padding:0}.kael-markdown .kmd-pre::-webkit-scrollbar{height:6px}.kael-markdown .kmd-pre::-webkit-scrollbar-thumb{background:var(--sl-scrollbar);border-radius:3px}.kael-markdown .kmd-copy{border:1px solid var(--border-card);background:var(--surface-card);color:var(--text-secondary);font-family:var(--font-body);cursor:pointer;opacity:0;border-radius:6px;padding:3px 9px;font-size:11.5px;font-weight:600;transition:opacity .12s,color .12s;position:absolute;top:8px;right:8px}.kael-markdown .kmd-pre:hover .kmd-copy,.kael-markdown .kmd-copy:focus-visible{opacity:1}.kael-markdown .kmd-copy:hover{color:var(--text-primary)}@media (hover:none){.kael-markdown .kmd-copy{opacity:1}}.kael-markdown a{color:var(--accent);text-underline-offset:3px;font-weight:600;-webkit-text-decoration:underline #0000;text-decoration:underline #0000}.kael-markdown a:hover{color:var(--accent-hover);text-decoration-color:currentColor}.kael-markdown .kmd-hr{border:none;border-top:1px solid var(--border-card);width:60%;margin:24px auto}.kael-markdown img{max-width:100%;box-shadow:var(--img-shadow);border-radius:10px}.kmd-table-wrap{border-top:1px solid var(--border-card,var(--sl-border));border-bottom:1px solid var(--border-card,var(--sl-border));background:0 0;margin:14px 0 18px;overflow-x:auto}.kmd-table-wrap::-webkit-scrollbar{width:6px;height:6px}.kmd-table-wrap::-webkit-scrollbar-thumb{background:var(--sl-scrollbar);border-radius:3px}.kmd-table{border-collapse:collapse;border-spacing:0;width:100%;font-size:.88em;line-height:1.45}.kmd-table th{letter-spacing:0;color:var(--text-secondary,var(--sl-muted));border-bottom:1px solid var(--border-card,var(--sl-border));vertical-align:bottom;background:0 0;padding:8px 10px;font-size:.9em;font-weight:600}.kmd-table td{vertical-align:top;border-top:1px solid var(--border-card,var(--sl-border));padding:9px 10px}.kmd-table tbody tr:first-child td{border-top:none}.kmd-table tbody tr td:first-child,.kmd-table tbody th{font-weight:500}@media print{.kael-markdown{--text-primary:#000;--text-secondary:#333;--surface-card:#fff;--surface-tint:#fff;--border-card:#999;--accent:#000;--accent-hover:#000;--accent-soft:#fff;--accent-2:#000;--accent-2-soft:#fff;--code-bg:#f2f2f2;--danger:#000;--danger-soft:#fff;--img-shadow:none;max-width:none}.kael-markdown .kmd-copy{display:none}.kmd-table-wrap{overflow:visible}}.kael-markdown>:last-child{margin-bottom:0}.kael-markdown .katex{color:inherit;font-size:1.08em}.kael-markdown .katex-display{text-align:center;margin:18px 0 20px;padding:10px 12px;overflow:auto hidden}.kael-markdown .katex-display>.katex{white-space:nowrap;min-width:max-content;display:inline-block}.kael-markdown .katex-display::-webkit-scrollbar{height:4px}@keyframes slideUp{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}@keyframes bounce{0%,80%,to{transform:scale(0)}40%{transform:scale(1)}}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}@keyframes twinkle{0%,to{opacity:.3}50%{opacity:1}}@keyframes loadingGlow{0%,to{opacity:.4}50%{opacity:1}}@keyframes kPulse{0%,to{opacity:.6;transform:scale(1)}50%{opacity:1;transform:scale(1.08)}}@keyframes kaelFloat{0%,to{transform:translateY(0)rotate(0)}50%{transform:translateY(-12px)rotate(1.5deg)}}@keyframes kaelBounce{0%,to{transform:translateY(0)scale(1)}50%{transform:translateY(-20px)scale(1.03)}}@keyframes kaelCelebrate{0%,to{transform:translateY(0)rotate(0)}25%{transform:translateY(-18px)rotate(-6deg)}50%{transform:translateY(-5px)rotate(4deg)}75%{transform:translateY(-22px)rotate(-4deg)}}@keyframes kaelHeadBob{0%,to{transform:translate(-50%)translateY(0)rotate(0)}50%{transform:translate(-50%)translateY(-5px)rotate(2.5deg)}}@keyframes kaelHeadTilt{0%,to{transform:translate(-50%)rotate(0)}30%,70%{transform:translate(-50%)rotate(-12deg)translate(-4px,3px)}}@keyframes kaelHoverWobble{0%,to{transform:translate(-50%)rotate(0)}25%{transform:translate(calc(-50% - 4px))rotate(-6deg)}75%{transform:translate(calc(4px - 50%))rotate(6deg)}}@keyframes kaelArmL{0%,to{transform:rotate(20deg)translateY(0)}50%{transform:rotate(30deg)translateY(-2px)}}@keyframes kaelArmR{0%,to{transform:rotate(-20deg)translateY(0)}50%{transform:rotate(-30deg)translateY(-2px)}}@keyframes kaelWave{0%,to{transform:rotate(20deg)translateY(0)}20%{transform:rotate(130deg)translateY(-10px)}40%{transform:rotate(90deg)translateY(-10px)}60%{transform:rotate(135deg)translateY(-10px)}80%{transform:rotate(95deg)translateY(-10px)}}@keyframes kaelWaveRight{0%,to{transform:rotate(-20deg)translateY(0)}20%{transform:rotate(-130deg)translateY(-10px)}40%{transform:rotate(-90deg)translateY(-10px)}60%{transform:rotate(-135deg)translateY(-10px)}80%{transform:rotate(-95deg)translateY(-10px)}}@keyframes kaelShadow{0%,to{opacity:1;transform:translate(-50%)scale(1)}50%{opacity:.5;transform:translate(-50%)scale(.85)}}@keyframes kaelBubblePop{0%{opacity:0;transform:translate(-50%)translateY(-80%)scale(.7)}to{opacity:1;transform:translate(-50%)translateY(-100%)scale(1)}}@keyframes kaelSparkle{0%,to{opacity:0;transform:scale(0)}50%{opacity:1;transform:scale(1.5)}}@keyframes kaelRise{0%{opacity:0;transform:translateY(0)scale(.5)}20%{opacity:1;transform:translateY(-10px)scale(1)}80%{opacity:.8;transform:translateY(-40px)scale(.8)}to{opacity:0;transform:translateY(-65px)scale(.3)}}@keyframes nebulaFloat1{0%,to{transform:translate(0)rotate(0)scale(1)}50%{transform:translate(-3%,3%)rotate(2deg)scale(1.1)}}@keyframes nebulaFloat2{0%,to{transform:translate(0)rotate(0)scale(1)}50%{transform:translate(3%,-3%)rotate(-2deg)scale(1.15)}}@media (prefers-reduced-motion:reduce){*,:before,:after{transition-duration:.01ms!important;animation-duration:.01ms!important;animation-iteration-count:1!important}}@media (width<=767px){.badge{white-space:normal;text-align:center;max-width:90vw;padding:5px 10px;font-size:11px}.input-field{padding:12px 14px;font-size:16px}}.auth-shell{background:var(--sl-bg);justify-content:center;align-items:center;min-height:100svh;padding:24px;display:flex;position:relative;overflow:hidden}.auth-group{z-index:1;flex-direction:column;align-items:center;width:min(408px,100%);display:flex;position:relative}[data-reduce-motion=true] *,[data-reduce-motion=true] :before,[data-reduce-motion=true] :after{transition-duration:1ms!important;animation-duration:1ms!important;animation-iteration-count:1!important}.settings-overlay{z-index:1000;background:#14110f66;justify-content:center;align-items:center;padding:24px;animation:.15s ease-out fadeIn;display:flex;position:fixed;inset:0}.settings-modal{background:var(--sl-card);border:1px solid var(--sl-card-border);border-radius:16px;width:min(720px,100%);max-height:85vh;animation:.2s cubic-bezier(.2,.8,.2,1) slideUp;display:flex;position:relative;overflow:hidden;box-shadow:0 8px 24px #14110f2e,0 32px 80px #14110f38}.settings-close{z-index:2;position:absolute;top:14px;right:14px}.settings-title{font-family:var(--font-display);color:var(--sl-text);padding:6px 10px 14px;font-size:15px;font-weight:600}.settings-tabs{border-right:1px solid var(--sl-divider);background:var(--sl-bg);flex-direction:column;flex-shrink:0;gap:2px;width:180px;padding:18px 12px;display:flex}.settings-tab{color:var(--sl-muted);font-family:var(--font-body);text-align:left;cursor:pointer;background:0 0;border:none;border-radius:8px;align-items:center;gap:9px;padding:9px 10px;font-size:13.5px;font-weight:500;transition:background .15s,color .15s;display:flex}.settings-tab:hover{background:var(--sl-hover);color:var(--sl-text)}.settings-tab.is-active{background:var(--sl-elevated);color:var(--sl-text)}.settings-tab svg{opacity:.7;flex-shrink:0}.settings-panel{flex:1;min-width:0;padding:26px 28px 30px;overflow-y:auto}.settings-section{margin-bottom:26px}.settings-section-title{font-family:var(--font-display);color:var(--sl-text);margin-bottom:12px;font-size:14px;font-weight:600}.settings-input,.settings-select{border:1px solid var(--sl-border);background:var(--sl-input);width:100%;max-width:400px;color:var(--sl-text);font-family:var(--font-body);border-radius:10px;outline:none;padding:10px 13px;font-size:16px;transition:border-color .15s,box-shadow .15s}.settings-select{cursor:pointer;max-width:320px}.settings-input:focus,.settings-select:focus{border-color:var(--sl-focus-ring);box-shadow:0 0 0 2px var(--sl-focus-halo)}.sr-only{clip:rect(0 0 0 0);clip-path:inset(50%);white-space:nowrap;border:0;width:1px;height:1px;margin:-1px;padding:0;position:absolute;overflow:hidden}.settings-brain{border:1px solid var(--sl-border);background:var(--sl-input);border-radius:14px;flex-direction:column;gap:12px;width:100%;max-width:560px;min-height:210px;padding:16px 18px;display:flex}.settings-brain__body{flex:1;min-height:0;display:flex}.settings-brain__list{color:var(--sl-text);margin:0;padding-left:18px;font-size:15px;line-height:1.8}.settings-brain__list li{margin:0}.settings-brain__empty{max-width:46ch;color:var(--sl-muted);margin:0;font-size:14px;font-style:italic;line-height:1.65}.settings-brain__edit{width:100%;color:var(--sl-text);font-family:var(--font-body);resize:none;background:0 0;border:none;outline:none;flex:1;padding:0;font-size:15px;line-height:1.8}.settings-brain__actions{flex-wrap:wrap;justify-content:flex-end;gap:8px;display:flex}.settings-brain:focus-within{border-color:var(--sl-focus-ring);box-shadow:0 0 0 2px var(--sl-focus-halo)}.settings-profile-row{flex-wrap:wrap;align-items:center;gap:12px;display:flex}.settings-avatar{background:var(--sl-cta);width:40px;height:40px;color:var(--sl-cta-text);border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;font-size:16px;font-weight:700;display:inline-flex}.settings-profile-row .settings-input{flex:1;min-width:200px}.settings-email{color:var(--sl-text);align-items:center;gap:10px;font-size:15px;display:flex}.settings-badge{border:1px solid var(--sl-border);background:var(--sl-elevated);color:var(--sl-muted);border-radius:999px;padding:3px 9px;font-size:11.5px;font-weight:600}.settings-hint{color:var(--sl-muted);font-size:13px}.settings-linklike{font-family:var(--font-body);color:var(--sl-text);text-underline-offset:2px;cursor:pointer;background:0 0;border:none;padding:0;font-size:14px;text-decoration:underline}.settings-pwd{flex-direction:column;gap:10px;max-width:400px;display:flex}.settings-btn{border:1px solid var(--sl-border);background:var(--sl-card);color:var(--sl-text);font-family:var(--font-body);cursor:pointer;border-radius:10px;align-items:center;gap:8px;padding:9px 15px;font-size:13.5px;font-weight:600;transition:background .15s,border-color .15s,opacity .15s;display:inline-flex}.settings-btn:hover:not(:disabled){background:var(--sl-hover);border-color:var(--sl-dashed)}.settings-btn:disabled{opacity:.5;cursor:default}.settings-btn--solid{background:var(--sl-cta);color:var(--sl-cta-text);border-color:#0000}.settings-btn--solid:hover:not(:disabled){background:var(--sl-cta);opacity:.9}.settings-btn--danger{color:var(--sl-danger);border-color:#b4453a59}.settings-btn--danger:hover:not(:disabled){background:var(--sl-danger-bg);border-color:var(--sl-danger)}.settings-btn--danger-solid{color:#fff;background:#b4453a;border-color:#0000}.settings-btn--danger-solid:hover:not(:disabled){opacity:.9}.settings-action{margin-bottom:16px}.settings-action__desc{color:var(--sl-muted);max-width:46ch;margin-top:6px;font-size:13px}.settings-divider{background:var(--sl-divider);height:1px;margin:24px 0}.settings-danger-title{color:var(--sl-danger);align-items:center;gap:7px;display:inline-flex}.settings-seg{border:1px solid var(--sl-border);background:var(--sl-input);border-radius:10px;gap:2px;padding:3px;display:inline-flex}.settings-seg button{color:var(--sl-muted);font-family:var(--font-body);cursor:pointer;background:0 0;border:none;border-radius:7px;padding:7px 14px;font-size:13px;font-weight:600;transition:background .15s,color .15s}.settings-seg button:hover{color:var(--sl-text)}.settings-seg button[aria-pressed=true]{background:var(--sl-cta);color:var(--sl-cta-text)}.settings-toggle{border:1px solid var(--sl-border);background:var(--sl-input);cursor:pointer;border-radius:999px;flex-shrink:0;width:48px;height:27px;padding:0;transition:background .18s,border-color .18s;position:relative}.settings-toggle.is-on{background:var(--sl-cta);border-color:var(--sl-cta)}.settings-toggle:focus-visible{border-color:var(--sl-focus-ring);box-shadow:0 0 0 2px var(--sl-focus-halo);outline:none}.settings-toggle__thumb{background:var(--sl-card);border:1px solid var(--sl-border);border-radius:50%;width:19px;height:19px;transition:transform .18s;position:absolute;top:50%;left:3px;transform:translateY(-50%);box-shadow:0 1px 3px #14110f40}.settings-toggle.is-on .settings-toggle__thumb{transform:translate(21px,-50%)}.settings-toggle__sun,.settings-toggle__moon{color:var(--sl-muted);pointer-events:none;position:absolute;top:50%;transform:translateY(-50%)}.settings-toggle__sun{left:6px}.settings-toggle__moon{right:6px}.settings-toggle.is-on .settings-toggle__sun{color:var(--sl-cta-text)}.settings-confirm{z-index:5;background:#14110f59;justify-content:center;align-items:center;padding:24px;animation:.15s ease-out fadeIn;display:flex;position:absolute;inset:0}.settings-confirm__box{background:var(--sl-card);border:1px solid var(--sl-card-border);border-radius:14px;flex-direction:column;gap:14px;width:min(400px,100%);padding:20px;display:flex;box-shadow:0 16px 48px #14110f4d}.settings-confirm__title{color:var(--sl-text);font-size:14px;line-height:1.55}.settings-confirm__actions{justify-content:flex-end;gap:8px;display:flex}.settings-word-label{color:var(--sl-muted);flex-direction:column;gap:8px;font-size:13px;display:flex}@media (width<=640px){.settings-overlay{padding:0}.settings-modal{border:none;border-radius:0;flex-direction:column;width:100%;height:100%;max-height:none}.settings-tabs{border-right:none;border-bottom:1px solid var(--sl-divider);flex-direction:row;align-items:center;gap:4px;width:100%;padding:14px 16px 10px}.settings-title{padding:0 8px 0 0}.settings-tab{padding:8px 10px}}.feedback-modal{--fb-muted:var(--sl-muted);--fb-accent:#b07a1a;background:var(--sl-card);border:1px solid var(--sl-card-border);border-radius:16px;flex-direction:column;width:min(560px,100%);max-height:85vh;animation:.2s cubic-bezier(.2,.8,.2,1) slideUp;display:flex;position:relative;overflow:hidden;box-shadow:0 8px 24px #14110f2e,0 32px 80px #14110f38}[data-theme=dark] .feedback-modal{--fb-muted:var(--sl-muted);--fb-accent:var(--k-accent-amber);box-shadow:none}.feedback-head{justify-content:space-between;align-items:flex-start;gap:12px;padding:20px 18px 0 24px;display:flex}.feedback-title{font-family:var(--font-display);color:var(--sl-text);font-size:16px;font-weight:600}.feedback-subtitle{color:var(--fb-muted);margin-top:4px;font-size:13.5px;line-height:1.55}.fb-composezone{border-bottom:1px solid var(--sl-divider);flex-direction:column;flex-shrink:0;gap:10px;padding:14px 24px 16px;display:flex}.fb-compose{position:relative}.fb-textarea{box-sizing:border-box;resize:none;border:1px solid var(--sl-border);background:var(--sl-input);width:100%;color:var(--sl-text);font-family:var(--font-body);border-radius:10px;outline:none;padding:12px 14px;font-size:14px;line-height:1.6;transition:border-color .15s,box-shadow .15s}.fb-textarea:focus{border-color:var(--sl-focus-ring);box-shadow:0 0 0 2px var(--sl-focus-halo)}.fb-counter{color:var(--fb-muted);pointer-events:none;font-size:11px;font-weight:600;position:absolute;bottom:8px;right:12px}.fb-counter[data-max=true]{color:var(--sl-danger)}.fb-actions{justify-content:flex-end;align-items:center;gap:12px;display:flex}.fb-quota{color:var(--fb-muted);margin-right:auto;font-size:12px}.fb-quota-done{color:var(--fb-muted);font-size:13px;line-height:1.6}.fb-textarea:disabled{opacity:.55;cursor:default}.fb-threads{flex-direction:column;flex:1;gap:12px;min-height:0;padding:16px 24px 24px;display:flex;overflow-y:auto}.fb-card{background:var(--sl-card);border:1px solid var(--sl-card-border);box-shadow:0 1px 3px var(--sl-shadow);border-radius:12px;padding:13px 16px 15px}[data-theme=dark] .fb-card{background:var(--sl-elevated);box-shadow:none}.fb-card-head{justify-content:space-between;align-items:center;gap:10px;margin-bottom:6px;display:flex}.fb-card-date{color:var(--fb-muted);font-size:11.5px}.fb-badge{border:1px solid var(--sl-border);color:var(--fb-muted);border-radius:999px;padding:2px 9px;font-size:11px;font-weight:600}.fb-new-dot{background:#e24b4a;border-radius:50%;flex-shrink:0;width:8px;height:8px}.fb-card-text{color:var(--sl-text);white-space:pre-wrap;word-break:break-word;font-size:14px;line-height:1.6}.fb-card-reply{border-left:3px solid var(--fb-accent);margin-top:12px;padding:2px 0 2px 13px}.fb-reply-head{color:var(--fb-muted);margin-bottom:4px;font-size:12px;font-weight:600}.fb-reply-text{color:var(--sl-text);white-space:pre-wrap;word-break:break-word;font-size:14px;line-height:1.6}.fb-empty{text-align:center;color:var(--fb-muted);padding:30px 16px;font-size:14px;line-height:1.6}@media (width<=640px){.feedback-modal{border:none;border-radius:0;width:100%;height:100%;max-height:none}.feedback-head{padding-top:16px}}.sb-group-bar{border-radius:2px;flex-shrink:0;width:3px;height:8px;transition:height .26s cubic-bezier(.34,1.4,.64,1),width .15s ease-out}.sb-group.is-open .sb-group-bar{height:16px}.sb-group:hover .sb-group-bar,.sb-group:focus-visible .sb-group-bar{width:5px}.sb-group-row{position:relative}.sb-group{cursor:pointer;-webkit-user-select:none;user-select:none;width:100%;color:var(--sl-nav-off);text-align:left;background:0 0;border:.5px solid #0000;border-radius:8px;align-items:center;gap:8px;padding:7px 8px;font-family:inherit;display:flex}.sb-group.has-add{padding-right:38px}.sb-group-add{z-index:1;width:23px;height:23px;color:var(--sl-muted);cursor:pointer;background:0 0;border:0;border-radius:6px;place-items:center;padding:0;display:grid;position:absolute;top:50%;right:7px;transform:translateY(-50%)}.sb-group-add:hover,.sb-group-add:focus-visible{background:var(--sl-elevated);color:var(--sl-nav-htext);outline:none}[data-theme=dark] .sb-group-add:hover,[data-theme=dark] .sb-group-add:focus-visible{background:var(--sl-hover)}.sb-group:hover,.sb-group:focus-visible{background:var(--sl-card);border-color:var(--sl-divider)}[data-theme=dark] .sb-group:hover,[data-theme=dark] .sb-group:focus-visible{background:var(--sl-hover)}.sb-group-name{text-overflow:ellipsis;white-space:nowrap;min-width:0;color:var(--sl-nav-htext);opacity:1;font-size:14px;font-weight:500;transition:opacity .2s;overflow:hidden}.sb-group-count{color:var(--sl-muted);flex-shrink:0;font-size:11.5px}.sb-group.is-open .sb-group-count{display:none}.sb-group-active-dot{border-radius:50%;flex-shrink:0;width:4px;height:4px}.sb-subject-group{margin-bottom:6px}.sb-recent>button:first-of-type{opacity:.66}.sb-recent.sb-chat-active>button:first-of-type{opacity:1}.sb-recent.sb-chat-active:before{content:"";background:var(--sb-subject-color);border-radius:2px;width:2px;position:absolute;top:7px;bottom:7px;left:20px}.sb-section-label{color:var(--sl-muted);padding:12px 12px 6px;font-size:13px;font-weight:600}.sb-group-chevron{color:var(--sl-muted);opacity:0;flex-shrink:0;margin-left:auto;transition:opacity .15s,transform .18s}.sb-group:hover .sb-group-chevron,.sb-group:focus-visible .sb-group-chevron{opacity:.7}.sb-group.is-open .sb-group-chevron{transform:rotate(90deg)}@media (pointer:coarse){.sb-group-chevron{opacity:.4}}.sb-group-child{transition:background .15s,color .15s}.sb-group-child:hover{background:var(--sl-card);color:var(--sl-nav-htext)}[data-theme=dark] .sb-group-child:hover{background:var(--sl-hover)}.sb-group-child[data-active=true]:hover{background:var(--sl-nav-on);color:var(--sl-nav-on-t)}.sb-group-body{grid-template-rows:0fr;transition:grid-template-rows .22s ease-out;display:grid}.sb-group-body.is-open{grid-template-rows:1fr}.sb-group-body>.sb-group-body-inner{min-width:0;overflow:hidden}.sb-group-body.is-open>.sb-group-body-inner{overflow:visible}@media (prefers-reduced-motion:reduce){.sb-group-bar,.sb-group-body,.sb-group-chevron,.sb-group-name,.sb-group-child{transition:none}.sb-recent{transition:none!important}}.search-modal{--sm-muted:var(--sl-muted);background:var(--sl-card);border:1px solid var(--sl-card-border);border-radius:16px;flex-direction:column;align-self:flex-start;width:min(600px,100%);max-height:min(560px,82vh);margin-top:9vh;animation:.2s cubic-bezier(.2,.8,.2,1) slideUp;display:flex;position:relative;overflow:hidden;box-shadow:0 8px 24px #14110f2e,0 32px 80px #14110f38}[data-theme=dark] .search-modal{--sm-muted:var(--sl-muted);box-shadow:none}.search-head{border-bottom:1px solid var(--sl-divider);color:var(--sm-muted);flex-shrink:0;align-items:center;gap:10px;padding:13px 12px 13px 18px;display:flex}.search-input{min-width:0;font-family:var(--font-body);color:var(--sl-text);background:0 0;border:none;outline:none;flex:1;font-size:15px}.search-input::placeholder{color:var(--sm-muted)}.search-count{color:var(--sm-muted);padding:10px 18px 0;font-size:11.5px;font-weight:600}.search-results{flex-direction:column;gap:2px;padding:10px;display:flex;overflow-y:auto}.search-item{text-align:left;cursor:pointer;background:0 0;border:none;border-radius:10px;flex-direction:column;gap:4px;padding:10px 12px;font-family:inherit;display:flex}.search-item.is-active{background:var(--sl-hover)}.search-item-top{align-items:baseline;gap:8px;min-width:0;display:flex}.search-title{text-overflow:ellipsis;white-space:nowrap;min-width:0;color:var(--sl-text);flex:1;font-size:14px;font-weight:600;overflow:hidden}.search-subject{text-overflow:ellipsis;white-space:nowrap;letter-spacing:.06em;text-transform:uppercase;max-width:130px;color:var(--sm-muted);flex-shrink:0;align-items:center;gap:5px;font-size:10.5px;font-weight:700;display:inline-flex;overflow:hidden}.search-subject i{border-radius:2px;flex-shrink:0;width:3px;height:11px}.search-date{color:var(--sm-muted);flex-shrink:0;font-size:11.5px}.search-snippet{color:var(--sm-muted);word-break:break-word;-webkit-line-clamp:2;-webkit-box-orient:vertical;font-size:12.5px;line-height:1.5;display:-webkit-box;overflow:hidden}.search-empty{text-align:center;color:var(--sm-muted);padding:28px 16px;font-size:13.5px}@keyframes msgLocate{0%{background:#b07a1a29}to{background:0 0}}@keyframes msgLocateDark{0%{background:#f5a6232e}to{background:0 0}}.msg-locate{border-radius:12px;animation:2s ease-out both msgLocate}[data-theme=dark] .msg-locate{animation-name:msgLocateDark}.search-modal mark{color:inherit;background:#b07a1a33;border-radius:3px;padding:0 1px}[data-theme=dark] .search-modal mark{background:#f5a62342}.kael-search-hit{color:inherit;background:#b07a1a3d;border-radius:4px;padding:0 1px}[data-theme=dark] .kael-search-hit{background:#f5a62352}.hit-rail{z-index:6;pointer-events:none;width:18px;position:absolute;top:8px;bottom:8px;right:2px}.hit-tick{cursor:pointer;pointer-events:auto;background:0 0;border:none;justify-content:flex-end;align-items:center;width:18px;height:12px;padding:0;display:flex;position:absolute;right:0;transform:translateY(-50%)}.hit-tick span{opacity:.7;background:#b07a1a;border-radius:2px;width:9px;height:3px;transition:width .12s,height .12s,opacity .12s;display:block}.hit-tick:hover span,.hit-tick:focus-visible span{opacity:1;width:18px;height:6px}[data-theme=dark] .hit-tick span{background:var(--k-accent-amber)}@media (width<=640px){.search-modal{border-top:none;border-radius:0 0 16px 16px;max-height:78vh;margin-top:0}}.auth-brand--dark,[data-theme=dark] .auth-brand--light{display:none}[data-theme=dark] .auth-brand--dark{display:block}.auth-backdrop{pointer-events:none;-webkit-user-select:none;user-select:none;display:flex;position:absolute;inset:0}.auth-backdrop__sidebar{background:var(--sl-sidebar);border-right:1px solid var(--sl-sb-border);flex-direction:column;flex-shrink:0;gap:14px;width:264px;padding:22px 18px;display:flex}.auth-backdrop__logo{align-self:flex-start;width:auto;height:20px;margin-bottom:12px}.auth-backdrop__row{background:var(--sl-nav-off);opacity:.16;border-radius:6px;height:11px}.auth-backdrop__row--gap{margin-top:18px}.auth-backdrop__main{flex-direction:column;flex:1;justify-content:center;align-items:center;gap:16px;padding:24px 24px 10vh;display:flex}.auth-backdrop__hero{align-items:center;gap:16px;display:flex}.auth-backdrop__title{font-family:var(--font-voice);color:var(--sl-text);font-size:clamp(26px,3.5vw,36px);font-style:italic;font-weight:400}.auth-backdrop__subline{color:var(--sl-muted);font-size:15px}.auth-backdrop__input{background:var(--sl-surface);border:1px solid var(--sl-border);width:min(560px,78%);height:52px;color:var(--sl-faint);border-radius:26px;justify-content:space-between;align-items:center;padding:0 8px 0 18px;font-size:15px;display:flex}.auth-backdrop__send{background:var(--sl-cta);border-radius:50%;width:36px;height:36px}.auth-backdrop__chips{flex-wrap:wrap;justify-content:center;gap:8px;max-width:620px;display:flex}.auth-backdrop__chip{border:1px solid var(--sl-border);color:var(--sl-muted);border-radius:999px;padding:8px 14px;font-size:13px}.auth-scrim{background:color-mix(in srgb, var(--sl-bg) 50%, transparent);-webkit-backdrop-filter:blur(9px);position:absolute;inset:0}[data-theme=dark] .auth-scrim{background:color-mix(in srgb, var(--sl-bg) 58%, transparent)}.auth-card{background:var(--sl-card);border:1px solid #0000;border-radius:16px;width:100%;padding:26px 26px 22px;position:relative;overflow:hidden;box-shadow:0 2px 8px #0000000f,0 12px 32px #0000000a}[data-theme=dark] .auth-card{border-color:var(--sl-card-border);box-shadow:none}[data-theme=dark] .auth-card:before{opacity:.5}[data-theme=dark] .auth-google{background:var(--sl-elevated)}[data-theme=dark] .auth-cta:hover:not(:disabled){background:#fffbf2}.auth-card:before{content:"";background:linear-gradient(90deg,#febe1d4d,#27cbfe4d,#fd479a4d);height:3px;position:absolute;top:0;left:0;right:0}.auth-google{border:1px solid var(--sl-border);background:var(--sl-card);width:100%;height:46px;color:var(--sl-text);font-family:var(--font-body);cursor:pointer;border-radius:11px;justify-content:center;align-items:center;gap:10px;font-size:14.5px;font-weight:600;transition:background .15s,border-color .15s;display:flex}.auth-google:hover:not(:disabled){background:var(--sl-hover);border-color:var(--sl-dashed)}.auth-google:disabled{opacity:.55;cursor:default}.auth-sep{color:var(--sl-muted);align-items:center;gap:10px;margin:18px 0 16px;font-size:12px;display:flex}.auth-sep:before,.auth-sep:after{content:"";background:var(--sl-border);flex:1;height:1px}.auth-field{margin-bottom:14px}.auth-label{font-family:var(--font-body);letter-spacing:.08em;text-transform:uppercase;color:var(--sl-muted);margin-bottom:7px;font-size:12px;font-weight:700;display:block}.auth-input-wrap{position:relative}.auth-input{border:1px solid var(--sl-border);background:var(--sl-input);width:100%;color:var(--sl-text);font-family:var(--font-body);border-radius:10px;outline:none;padding:12px 14px;font-size:16px;transition:border-color .15s,box-shadow .15s}.auth-input:focus{border-color:var(--sl-focus-ring);box-shadow:0 0 0 2px var(--sl-focus-halo)}.auth-input::placeholder{color:var(--sl-muted);opacity:.75}.auth-input.has-error{border-color:var(--sl-danger)}.auth-input.has-error:focus{box-shadow:0 0 0 2px #b4453a26}.auth-input:-webkit-autofill{-webkit-box-shadow:0 0 0 1000px var(--sl-input) inset;-webkit-text-fill-color:var(--sl-text);caret-color:var(--sl-text);transition:background-color 9999s ease-in-out}.auth-input:-webkit-autofill:hover{-webkit-box-shadow:0 0 0 1000px var(--sl-input) inset;-webkit-text-fill-color:var(--sl-text);caret-color:var(--sl-text);transition:background-color 9999s ease-in-out}.auth-input:-webkit-autofill:focus{-webkit-box-shadow:0 0 0 1000px var(--sl-input) inset;-webkit-text-fill-color:var(--sl-text);caret-color:var(--sl-text);transition:background-color 9999s ease-in-out}.auth-input-wrap .auth-input{padding-right:44px}.auth-eye{width:32px;height:32px;color:var(--sl-muted);cursor:pointer;background:0 0;border:none;border-radius:8px;justify-content:center;align-items:center;transition:background .15s,color .15s;display:inline-flex;position:absolute;top:50%;right:6px;transform:translateY(-50%)}.auth-eye:hover{background:var(--sl-hover);color:var(--sl-text)}.auth-field-error{color:var(--sl-danger);margin-top:6px;font-size:13px}@keyframes authReveal{0%{opacity:0;transform:translateY(-6px)}to{opacity:1;transform:translateY(0)}}.auth-reveal{animation:.25s ease-out both authReveal}.auth-pwd-rule{color:var(--sl-muted);align-items:center;gap:5px;margin-top:7px;font-size:12.5px;transition:color .15s;display:inline-flex}.auth-pwd-rule svg{opacity:.4;transition:opacity .15s}.auth-pwd-rule.is-ok{color:#1f6b56}.auth-pwd-rule.is-ok svg{opacity:1}.auth-forgot-row{justify-content:flex-end;margin-top:7px;display:flex}.auth-forgot{font-family:var(--font-body);color:var(--sl-muted);text-underline-offset:2px;cursor:pointer;background:0 0;border:none;padding:0;font-size:12.5px;text-decoration:underline}.auth-forgot:hover{color:var(--sl-text)}.auth-banner{border-radius:8px;margin:4px 0 12px;padding:10px 13px;font-size:13px;line-height:1.55}.auth-banner.error{background:var(--sl-danger-bg);color:var(--sl-danger);border:1px solid #b4453a38}.auth-banner.info{color:#1f6b56;background:#5dcaa51a;border:1px solid #5dcaa54d}.auth-cta{background:var(--sl-cta);width:100%;height:46px;color:var(--sl-cta-text);font-family:var(--font-body);cursor:pointer;border:none;border-radius:11px;justify-content:center;align-items:center;gap:9px;margin-top:2px;font-size:14.5px;font-weight:600;transition:opacity .15s,transform .15s;display:flex}.auth-cta:hover:not(:disabled){transform:translateY(-1px)}.auth-cta:disabled{opacity:.7;cursor:default}.auth-switchline{text-align:center;color:var(--sl-muted);margin-top:14px;font-size:13.5px}.auth-switch{font:inherit;color:var(--sl-text);text-underline-offset:2px;cursor:pointer;background:0 0;border:none;padding:0;font-weight:600;text-decoration:underline}.auth-terms{text-align:center;color:var(--sl-muted);margin-top:12px;font-size:12px;line-height:1.6}.auth-terms a{color:var(--sl-muted);text-underline-offset:2px;text-decoration:underline}.auth-terms a:hover{color:var(--sl-text)}.auth-message{border-radius:8px;margin:4px 0 11px;padding:8px 10px;font-size:12px;line-height:1.55}.auth-message.error{color:var(--sl-danger);background:var(--sl-danger-bg);border:1px solid #b4453a38}.auth-message.info{color:#1f6b56;background:#5dcaa51a;border:1px solid #5dcaa54d}.auth-button{width:100%;height:46px;font-family:var(--font-body);cursor:pointer;border:none;border-radius:11px;justify-content:center;align-items:center;gap:7px;font-size:14px;font-weight:600;transition:transform .15s,opacity .15s;display:inline-flex}.auth-button.primary{background:var(--sl-cta);color:var(--sl-cta-text)}.auth-button.primary:hover:not(:disabled){transform:translateY(-1px)}.auth-button:disabled{opacity:.6;cursor:default}.auth-toggle{color:var(--sl-muted);letter-spacing:.08em;text-transform:uppercase;font-size:11px;font-family:var(--font-body);cursor:pointer;background:0 0;border:none}.auth-toggle:hover{color:var(--sl-text)}@media (prefers-reduced-motion:reduce){.auth-reveal{animation:none}.auth-cta:hover:not(:disabled){transform:none}}@media (width<=900px){.auth-backdrop__sidebar{display:none}}@media (width<=480px){.auth-shell{padding:20px}.auth-card{padding:22px 18px 18px}}.sb-subject-group .sb-group-body{transition:grid-template-rows .28s}.sb-subject-group .sb-group-body>.sb-group-body-inner{opacity:0;min-height:0;transition:opacity .18s;overflow:hidden}.sb-subject-group .sb-group-body.is-open>.sb-group-body-inner{opacity:1}.sb-subject-group .sb-group-body.is-open.has-menu>.sb-group-body-inner{overflow:visible}.sb-subject-group.is-drop-target>.sb-group-row>.sb-group{background:var(--sl-chat-active);outline:1px solid var(--sl-focus-ring);outline-offset:-1px}.sb-recent.is-dragging{opacity:.45}@media (prefers-reduced-motion:reduce){.sb-subject-group .sb-group-body,.sb-subject-group .sb-group-body>.sb-group-body-inner{transition:none}}.kael-cursor{vertical-align:-.12em;background:currentColor;border-radius:2px;width:8px;height:1em;margin-left:2px;animation:1s steps(2,start) infinite kael-blink;display:inline-block}@keyframes kael-blink{50%{opacity:0}}.kael-formatting{border:1px solid var(--sl-border);background:var(--sl-surface);border-radius:12px;flex-direction:column;gap:10px;margin:12px 0;padding:14px 16px;display:flex}.kael-formatting__label{color:var(--sl-faint);font-size:12px;font-weight:600}.kael-formatting__grid{grid-template-columns:1fr 2fr 2fr;gap:8px 12px;display:grid}.kael-formatting__lines{flex-direction:column;gap:8px;display:flex}.kael-formatting__cell,.kael-formatting__line{background:var(--sl-elevated);border-radius:999px;height:10px;animation:1.35s ease-in-out infinite kael-loading-pulse;display:block}.kael-formatting__cell:nth-child(3n+2){animation-delay:.11s}.kael-formatting__cell:nth-child(3n){animation-delay:.22s}.kael-formatting__line--short{width:62%;animation-delay:.11s}.study-artifact--loading .study-artifact__loading-label{color:var(--sl-faint);font-size:12px;font-weight:600}.study-artifact--loading .study-artifact__progress span{animation:1.35s ease-in-out infinite kael-loading-pulse}.study-artifact__loading-card{border:1px solid var(--sl-border);background:var(--sl-surface);border-radius:28px;flex-direction:column;justify-content:center;align-items:center;gap:16px;width:min(720px,100%);min-height:280px;padding:32px;display:flex}.study-artifact__loading-line{background:var(--sl-elevated);border-radius:999px;width:72%;height:16px;animation:1.35s ease-in-out infinite kael-loading-pulse;display:block}.study-artifact__loading-line--eyebrow{width:26%;height:12px}.study-artifact__loading-line--short{width:48%;animation-delay:.11s}@keyframes kael-loading-pulse{0%,to{opacity:.42}50%{opacity:.92}}@media (prefers-reduced-motion:reduce){.kael-cursor,.kael-formatting__cell,.kael-formatting__line,.study-artifact--loading .study-artifact__progress span,.study-artifact__loading-line{animation:none}}[data-reduce-motion=true] .kael-formatting__cell,[data-reduce-motion=true] .kael-formatting__line,[data-reduce-motion=true] .study-artifact--loading .study-artifact__progress span,[data-reduce-motion=true] .study-artifact__loading-line{animation:none}.kael-thinking{align-items:center;gap:10px;min-height:28px;margin-bottom:24px;display:flex}.kael-thinking-label{color:var(--sl-muted);letter-spacing:-.01em;font-size:16px;font-weight:500;line-height:1.5;display:inline-block}@supports ((-webkit-background-clip:text) or (background-clip:text)){.kael-thinking-label{background-image:linear-gradient(100deg, var(--sl-muted) 40%, var(--sl-text) 50%, var(--sl-muted) 60%);color:#0000;-webkit-text-fill-color:transparent;background-position:120% 0;background-size:250% 100%;-webkit-background-clip:text;background-clip:text;animation:2.4s linear infinite kael-thinking-sweep}}@keyframes kael-thinking-sweep{0%{background-position:120% 0}75%,to{background-position:-20% 0}}@media (prefers-reduced-motion:reduce){.kael-thinking-label{color:var(--sl-muted);-webkit-text-fill-color:currentColor;background:0 0;animation:none}}@media (forced-colors:active){.kael-thinking-label{color:canvastext;-webkit-text-fill-color:currentColor;background:0 0;animation:none}}.kael-composer-editor:empty:before{content:attr(data-placeholder);color:var(--sl-muted);pointer-events:none}.kael-composer-editor p{margin:0 0 .7em}.kael-composer-editor p:last-child{margin-bottom:0}.kael-composer-editor ul,.kael-composer-editor ol{margin:.5em 0;padding-left:1.5em}.kael-composer-editor li{margin:.3em 0}.kael-composer-editor h1,.kael-composer-editor h2,.kael-composer-editor h3,.kael-composer-editor h4{margin:.8em 0 .4em;font-size:1.1em}.kael-composer-editor blockquote{border-left:2px solid var(--sl-border);margin:.5em 0;padding-left:.9em}.kael-composer-editor pre{white-space:pre-wrap}.kael-composer-editor [data-composer-math]{white-space:normal}.kael-composer-editor .katex{font-size:1.1em}.kael-composer-editor .katex-display{margin:.7em 0;overflow:auto hidden}.kael-composer-editor .katex-display>.katex{text-align:left}.kael-research{margin-top:12px}.kael-research.is-compact{margin:0 0 16px}.kael-research-progress{color:var(--sl-text-muted);margin:2px 0 24px;font-size:13px}.kael-research-progress-line{align-items:center;gap:9px;display:flex}.kael-research-progress-line svg{animation:1.4s ease-in-out infinite kael-research-pulse}.kael-research-progress-domains{opacity:.7;flex-wrap:wrap;gap:5px 10px;margin:8px 0 0 25px;font-size:11px;display:flex}@keyframes kael-research-pulse{50%{opacity:.45}}.kael-research-images{grid-template-columns:repeat(4,1fr);gap:8px;max-width:680px;display:grid}.kael-research-image{background:var(--sl-elevated);color:#fff;cursor:pointer;aspect-ratio:4/3;text-align:left;font-family:var(--font-body);border:none;border-radius:12px;padding:0;display:block;position:relative;overflow:hidden}.kael-research-image:focus-visible{outline:2px solid var(--sl-focus-ring);outline-offset:2px}.kael-research-images img{object-fit:cover;width:100%;height:100%;display:block}.kael-research-image-caption{text-overflow:ellipsis;white-space:nowrap;background:linear-gradient(#0000,#000000c7);padding:22px 9px 7px;font-size:11px;line-height:1.25;position:absolute;inset:auto 0 0;overflow:hidden}.kael-research-image-more{color:#fff;background:#00000073;place-items:center;font-size:18px;font-weight:700;display:grid;position:absolute;inset:0}@media (width<=560px){.kael-research-images{scroll-snap-type:x mandatory;-webkit-overflow-scrolling:touch;max-width:none;padding-bottom:4px;display:flex;overflow-x:auto}.kael-research-image{scroll-snap-align:start;flex:0 0 44%}}.kael-lightbox-overlay{z-index:540;overscroll-behavior:contain;background:#0c0a08cc;place-items:center;padding:24px;display:grid;position:fixed;inset:0;overflow:auto}.kael-lightbox-dialog{display:contents}.kael-lightbox{flex-direction:column;max-width:min(920px,94vw);max-height:90vh;margin:0;display:flex}.kael-lightbox img{object-fit:contain;border-radius:12px;max-width:100%;max-height:74vh;margin:0 auto;display:block}.kael-lightbox-caption{text-align:center;color:#f3efe9;flex-direction:column;gap:2px;margin-top:10px;font-size:12.5px;line-height:1.4;display:flex}.kael-lightbox-caption strong{font-size:13.5px}.kael-lightbox-caption a{color:inherit;text-decoration:underline}.kael-lightbox-close{color:#fff;cursor:pointer;background:#ffffff24;border:none;border-radius:50%;place-items:center;width:36px;height:36px;font-size:22px;line-height:1;display:grid;position:fixed;top:14px;right:16px}.kael-lightbox-nav{color:#fff;cursor:pointer;background:#ffffff24;border:none;border-radius:50%;place-items:center;width:40px;height:40px;font-size:24px;line-height:1;display:grid;position:fixed;top:50%;transform:translateY(-50%)}.kael-lightbox-close:hover,.kael-lightbox-close:focus-visible,.kael-lightbox-nav:hover,.kael-lightbox-nav:focus-visible{background:#ffffff47}.kael-lightbox-nav.is-prev{left:14px}.kael-lightbox-nav.is-next{right:14px}.kael-cite{border:1px solid var(--sl-border);background:var(--sl-elevated);max-width:190px;color:var(--sl-text);opacity:.82;font-size:11px;font-weight:500;line-height:1.5;font-family:var(--font-body);vertical-align:baseline;cursor:pointer;white-space:nowrap;border-radius:999px;align-items:center;gap:4px;margin:0 3px;padding:1px 8px;transition:opacity .15s,background .15s;display:inline-flex}.kael-cite:hover,.kael-cite:focus-visible{opacity:1}.kael-cite:focus-visible,.kael-sources-line:focus-visible,.kael-sources-close:focus-visible,.kael-source-title:focus-visible,.kael-research-image:focus-visible,.kael-lightbox-close:focus-visible,.kael-lightbox-nav:focus-visible{outline:2px solid var(--sl-focus-ring);outline-offset:2px}.kael-cite-domain{text-overflow:ellipsis;overflow:hidden}.kael-cite-extra{opacity:.85;flex-shrink:0}.kael-sources-line{border:1px solid var(--sl-border);background:var(--sl-elevated);color:var(--sl-text);opacity:.9;font-size:12px;font-weight:600;font-family:var(--font-body);cursor:pointer;border-radius:999px;align-items:center;gap:8px;margin-top:10px;padding:5px 12px 5px 8px;transition:opacity .15s;display:inline-flex}.kael-sources-line:hover,.kael-sources-line:focus-visible{opacity:1}.kael-sources-favicons{align-items:center;display:inline-flex}.kael-sources-favicons .kael-source-favicon{box-shadow:0 0 0 1.5px var(--sl-elevated);border-radius:50%;margin-left:-5px}.kael-sources-favicons .kael-source-favicon:first-child{margin-left:0}.kael-sources-count{opacity:.8;font-weight:500}.kael-sources-overlay{z-index:520;overscroll-behavior:contain;background:#00000052;position:fixed;inset:0;overflow:auto}.kael-sources-panel{background:var(--sl-surface);border-left:1px solid var(--sl-border);width:min(400px,100%);box-shadow:-12px 0 32px var(--sl-shadow-lg);outline:none;flex-direction:column;animation:.22s ease-out kael-panel-in;display:flex;position:absolute;top:0;bottom:0;right:0}@keyframes kael-panel-in{0%{opacity:0;transform:translate(24px)}}@media (prefers-reduced-motion:reduce){.kael-sources-panel,.kael-research-progress-line svg{animation:none}}.kael-sources-head{border-bottom:1px solid var(--sl-border);flex-shrink:0;justify-content:space-between;align-items:center;padding:14px 16px;display:flex}.kael-sources-head h2{color:var(--sl-text);font-size:15px;font-weight:700;font-family:var(--font-body);margin:0}.kael-sources-close{width:30px;height:30px;color:var(--sl-muted);cursor:pointer;background:0 0;border:none;border-radius:10px;place-items:center;font-size:20px;line-height:1;display:grid}.kael-sources-close:hover,.kael-sources-close:focus-visible{background:var(--sl-elevated);color:var(--sl-text)}.kael-sources-list{overscroll-behavior:contain;flex-direction:column;gap:8px;margin:0;padding:10px 12px 18px;list-style:none;display:flex;overflow-y:auto}.kael-source-card{border:1px solid var(--sl-border);background:var(--sl-card);border-radius:12px;padding:10px 12px;transition:border-color .2s,box-shadow .2s}.kael-source-card.is-active{border-color:#2baadb;box-shadow:0 0 0 2px #2baadb40}.kael-source-site{color:var(--sl-text);opacity:.72;align-items:center;gap:6px;font-size:11px;display:flex}.kael-source-title{color:var(--sl-text);margin-top:5px;font-size:13px;font-weight:600;line-height:1.35;text-decoration:none;display:block}.kael-source-title:hover,.kael-source-title:focus-visible{text-decoration:underline}.kael-source-snippet{color:var(--sl-text);opacity:.72;-webkit-line-clamp:2;-webkit-box-orient:vertical;margin:4px 0 0;font-size:12px;line-height:1.45;display:-webkit-box;overflow:hidden}.kael-source-favicon{object-fit:contain;border-radius:4px;flex-shrink:0;display:inline-block}.kael-source-favicon.is-letter{background:var(--sl-elevated);color:var(--sl-muted);justify-content:center;align-items:center;font-size:9px;font-weight:700;display:inline-flex}.suivi-subject{max-width:860px;color:var(--sl-text);container-type:inline-size}.suivi-back-link{color:var(--sl-muted);transition:color .16s}.suivi-back-link svg{transition:transform .16s}.suivi-subject-heading{align-items:baseline;gap:10px;margin-bottom:28px;display:flex}.suivi-subject-color{border-radius:2px;flex:0 0 3px;align-self:flex-start;height:21px;margin-top:6px}.suivi-subject-heading h1{min-width:0;font-family:var(--font-display);letter-spacing:-.025em;overflow-wrap:anywhere;margin:0;font-size:27px;font-weight:500;line-height:1.25}.suivi-subject-summary{align-items:center;gap:24px;display:flex}.suivi-subject-metrics{flex:1;grid-template-columns:minmax(130px,1.3fr) repeat(2,minmax(90px,1fr));align-items:start;gap:32px;min-width:0;max-width:520px;margin:0;display:grid}.suivi-subject-metric{flex-direction:column;gap:5px;min-width:0;display:flex}.suivi-subject-metric dt{color:var(--sl-muted);order:1;font-size:12px;line-height:1.4}.suivi-subject-metric dd{font-variant-numeric:tabular-nums;margin:0;font-size:20px;line-height:1.3}.suivi-subject-metric b{font-weight:600}.suivi-subject-total{color:var(--sl-muted);font-size:16px}.suivi-subject-note{color:var(--sl-muted);margin:18px 0 0;font-size:12px;line-height:1.6}.suivi-subject-section-title{margin:38px 0 10px;font-size:14px;font-weight:600;line-height:1.5}.suivi-chat-list{margin:0 -12px;padding:0;list-style:none}.suivi-chat-row{width:100%;min-height:76px;color:var(--sl-text);text-align:left;cursor:pointer;background:0 0;border:none;border-radius:8px;grid-template-columns:17px minmax(0,1fr) 88px 15px;align-items:center;gap:16px;padding:14px 12px;font-family:inherit;transition:background-color .16s;display:grid}.suivi-chat-copy{flex-direction:column;gap:5px;min-width:0;display:flex}.suivi-chat-title{text-overflow:ellipsis;white-space:nowrap;font-size:14px;font-weight:500;line-height:1.5;overflow:hidden}.suivi-chat-meta{color:var(--sl-muted);overflow-wrap:anywhere;font-size:12px;line-height:1.5}.suivi-chat-meta:empty{display:none}.suivi-chat-progress{flex-direction:column;gap:8px;min-width:0;display:flex}.suivi-chat-count{color:var(--sl-muted);text-align:right;font-variant-numeric:tabular-nums;font-size:12px;line-height:1}.suivi-chat-chevron{transition:transform .16s}@container (width<=520px){.suivi-subject-heading h1{font-size:24px}.suivi-subject-summary{align-items:flex-start;gap:20px}.suivi-subject-metrics{grid-template-columns:repeat(2,minmax(0,1fr));gap:18px 20px;padding-top:5px}.suivi-subject-metric-primary{grid-column:1/-1}.suivi-subject-metric:not(.suivi-subject-metric-primary) dd{font-size:17px}.suivi-chat-row{grid-template-columns:17px minmax(0,1fr) 56px 15px;gap:10px}.suivi-chat-title{-webkit-line-clamp:2;white-space:normal;overflow-wrap:anywhere;-webkit-box-orient:vertical;display:-webkit-box}}.suivi-card-action,.suivi-row-action{transition:transform .18s,background-color .18s,box-shadow .18s}@media (hover:hover) and (pointer:fine){.suivi-back-link:hover{color:var(--sl-text)}.suivi-back-link:hover svg{transform:translate(-2px)}.suivi-chat-row:hover{background:var(--sl-hover)}.suivi-chat-row:hover .suivi-chat-chevron{transform:translate(2px)}.suivi-chat-row:active .suivi-chat-chevron{transform:none}.suivi-card-action:hover{--suivi-card-bg:var(--sl-hover);box-shadow:0 6px 18px var(--sl-shadow);transform:translateY(-2px)}.suivi-row-action:hover{--suivi-row-bg:var(--sl-hover);transform:translate(2px)}.suivi-card-action:active,.suivi-row-action:active{box-shadow:none;transform:translate(0)}}@media (prefers-reduced-motion:reduce){.suivi-back-link,.suivi-back-link svg,.suivi-chat-row,.suivi-chat-chevron,.suivi-card-action,.suivi-row-action{transition:none;transform:none!important}}[data-reduce-motion=true] .suivi-card-action,[data-reduce-motion=true] .suivi-row-action,[data-reduce-motion=true] .suivi-back-link,[data-reduce-motion=true] .suivi-back-link svg,[data-reduce-motion=true] .suivi-chat-row,[data-reduce-motion=true] .suivi-chat-chevron{transition:none;transform:none!important}