@font-face{font-display:block;font-family:KaTeX_AMS;font-style:normal;font-weight:400;src:url(/assets/KaTeX_AMS-Regular-BQhdFMY1.woff2) format("woff2"),url(/assets/KaTeX_AMS-Regular-DMm9YOAa.woff) format("woff"),url(/assets/KaTeX_AMS-Regular-DRggAlZN.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Caligraphic;font-style:normal;font-weight:700;src:url(/assets/KaTeX_Caligraphic-Bold-Dq_IR9rO.woff2) format("woff2"),url(/assets/KaTeX_Caligraphic-Bold-BEiXGLvX.woff) format("woff"),url(/assets/KaTeX_Caligraphic-Bold-ATXxdsX0.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Caligraphic;font-style:normal;font-weight:400;src:url(/assets/KaTeX_Caligraphic-Regular-Di6jR-x-.woff2) format("woff2"),url(/assets/KaTeX_Caligraphic-Regular-CTRA-rTL.woff) format("woff"),url(/assets/KaTeX_Caligraphic-Regular-wX97UBjC.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Fraktur;font-style:normal;font-weight:700;src:url(/assets/KaTeX_Fraktur-Bold-CL6g_b3V.woff2) format("woff2"),url(/assets/KaTeX_Fraktur-Bold-BsDP51OF.woff) format("woff"),url(/assets/KaTeX_Fraktur-Bold-BdnERNNW.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Fraktur;font-style:normal;font-weight:400;src:url(/assets/KaTeX_Fraktur-Regular-CTYiF6lA.woff2) format("woff2"),url(/assets/KaTeX_Fraktur-Regular-Dxdc4cR9.woff) format("woff"),url(/assets/KaTeX_Fraktur-Regular-CB_wures.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Main;font-style:normal;font-weight:700;src:url(/assets/KaTeX_Main-Bold-Cx986IdX.woff2) format("woff2"),url(/assets/KaTeX_Main-Bold-Jm3AIy58.woff) format("woff"),url(/assets/KaTeX_Main-Bold-waoOVXN0.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Main;font-style:italic;font-weight:700;src:url(/assets/KaTeX_Main-BoldItalic-DxDJ3AOS.woff2) format("woff2"),url(/assets/KaTeX_Main-BoldItalic-SpSLRI95.woff) format("woff"),url(/assets/KaTeX_Main-BoldItalic-DzxPMmG6.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Main;font-style:italic;font-weight:400;src:url(/assets/KaTeX_Main-Italic-NWA7e6Wa.woff2) format("woff2"),url(/assets/KaTeX_Main-Italic-BMLOBm91.woff) format("woff"),url(/assets/KaTeX_Main-Italic-3WenGoN9.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Main;font-style:normal;font-weight:400;src:url(/assets/KaTeX_Main-Regular-B22Nviop.woff2) format("woff2"),url(/assets/KaTeX_Main-Regular-Dr94JaBh.woff) format("woff"),url(/assets/KaTeX_Main-Regular-ypZvNtVU.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Math;font-style:italic;font-weight:700;src:url(/assets/KaTeX_Math-BoldItalic-CZnvNsCZ.woff2) format("woff2"),url(/assets/KaTeX_Math-BoldItalic-iY-2wyZ7.woff) format("woff"),url(/assets/KaTeX_Math-BoldItalic-B3XSjfu4.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Math;font-style:italic;font-weight:400;src:url(/assets/KaTeX_Math-Italic-t53AETM-.woff2) format("woff2"),url(/assets/KaTeX_Math-Italic-DA0__PXp.woff) format("woff"),url(/assets/KaTeX_Math-Italic-flOr_0UB.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_SansSerif;font-style:normal;font-weight:700;src:url(/assets/KaTeX_SansSerif-Bold-D1sUS0GD.woff2) format("woff2"),url(/assets/KaTeX_SansSerif-Bold-DbIhKOiC.woff) format("woff"),url(/assets/KaTeX_SansSerif-Bold-CFMepnvq.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_SansSerif;font-style:italic;font-weight:400;src:url(/assets/KaTeX_SansSerif-Italic-C3H0VqGB.woff2) format("woff2"),url(/assets/KaTeX_SansSerif-Italic-DN2j7dab.woff) format("woff"),url(/assets/KaTeX_SansSerif-Italic-YYjJ1zSn.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_SansSerif;font-style:normal;font-weight:400;src:url(/assets/KaTeX_SansSerif-Regular-DDBCnlJ7.woff2) format("woff2"),url(/assets/KaTeX_SansSerif-Regular-CS6fqUqJ.woff) format("woff"),url(/assets/KaTeX_SansSerif-Regular-BNo7hRIc.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Script;font-style:normal;font-weight:400;src:url(/assets/KaTeX_Script-Regular-D3wIWfF6.woff2) format("woff2"),url(/assets/KaTeX_Script-Regular-D5yQViql.woff) format("woff"),url(/assets/KaTeX_Script-Regular-C5JkGWo-.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Size1;font-style:normal;font-weight:400;src:url(/assets/KaTeX_Size1-Regular-mCD8mA8B.woff2) format("woff2"),url(/assets/KaTeX_Size1-Regular-C195tn64.woff) format("woff"),url(/assets/KaTeX_Size1-Regular-Dbsnue_I.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Size2;font-style:normal;font-weight:400;src:url(/assets/KaTeX_Size2-Regular-Dy4dx90m.woff2) format("woff2"),url(/assets/KaTeX_Size2-Regular-oD1tc_U0.woff) format("woff"),url(/assets/KaTeX_Size2-Regular-B7gKUWhC.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Size3;font-style:normal;font-weight:400;src:url(data:font/woff2;base64,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) format("woff2"),url(/assets/KaTeX_Size3-Regular-CTq5MqoE.woff) format("woff"),url(/assets/KaTeX_Size3-Regular-DgpXs0kz.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Size4;font-style:normal;font-weight:400;src:url(/assets/KaTeX_Size4-Regular-Dl5lxZxV.woff2) format("woff2"),url(/assets/KaTeX_Size4-Regular-BF-4gkZK.woff) format("woff"),url(/assets/KaTeX_Size4-Regular-DWFBv043.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Typewriter;font-style:normal;font-weight:400;src:url(/assets/KaTeX_Typewriter-Regular-CO6r4hn1.woff2) format("woff2"),url(/assets/KaTeX_Typewriter-Regular-C0xS9mPB.woff) format("woff"),url(/assets/KaTeX_Typewriter-Regular-D3Ib7_Hf.ttf) format("truetype")}.katex{font: 1.21em KaTeX_Main,Times New Roman,serif;line-height:1.2;text-indent:0;text-rendering:auto}.katex *{-ms-high-contrast-adjust:none!important;border-color:currentColor}.katex .katex-version:after{content:"0.16.27"}.katex .katex-mathml{clip:rect(1px,1px,1px,1px);border:0;height:1px;overflow:hidden;padding:0;position:absolute;width:1px}.katex .katex-html>.newline{display:block}.katex .base{position:relative;white-space:nowrap;width:-webkit-min-content;width:-moz-min-content;width:min-content}.katex .base,.katex .strut{display:inline-block}.katex .textbf{font-weight:700}.katex .textit{font-style:italic}.katex .textrm{font-family:KaTeX_Main}.katex .textsf{font-family:KaTeX_SansSerif}.katex .texttt{font-family:KaTeX_Typewriter}.katex .mathnormal{font-family:KaTeX_Math;font-style:italic}.katex .mathit{font-family:KaTeX_Main;font-style:italic}.katex .mathrm{font-style:normal}.katex .mathbf{font-family:KaTeX_Main;font-weight:700}.katex .boldsymbol{font-family:KaTeX_Math;font-style:italic;font-weight:700}.katex .amsrm,.katex .mathbb,.katex .textbb{font-family:KaTeX_AMS}.katex .mathcal{font-family:KaTeX_Caligraphic}.katex .mathfrak,.katex .textfrak{font-family:KaTeX_Fraktur}.katex .mathboldfrak,.katex .textboldfrak{font-family:KaTeX_Fraktur;font-weight:700}.katex .mathtt{font-family:KaTeX_Typewriter}.katex .mathscr,.katex .textscr{font-family:KaTeX_Script}.katex .mathsf,.katex .textsf{font-family:KaTeX_SansSerif}.katex .mathboldsf,.katex .textboldsf{font-family:KaTeX_SansSerif;font-weight:700}.katex .mathitsf,.katex .mathsfit,.katex .textitsf{font-family:KaTeX_SansSerif;font-style:italic}.katex .mainrm{font-family:KaTeX_Main;font-style:normal}.katex .vlist-t{border-collapse:collapse;display:inline-table;table-layout:fixed}.katex .vlist-r{display:table-row}.katex .vlist{display:table-cell;position:relative;vertical-align:bottom}.katex .vlist>span{display:block;height:0;position:relative}.katex .vlist>span>span{display:inline-block}.katex .vlist>span>.pstrut{overflow:hidden;width:0}.katex .vlist-t2{margin-right:-2px}.katex .vlist-s{display:table-cell;font-size:1px;min-width:2px;vertical-align:bottom;width:2px}.katex .vbox{align-items:baseline;display:inline-flex;flex-direction:column}.katex .hbox{width:100%}.katex .hbox,.katex .thinbox{display:inline-flex;flex-direction:row}.katex .thinbox{max-width:0;width:0}.katex .msupsub{text-align:left}.katex .mfrac>span>span{text-align:center}.katex .mfrac .frac-line{border-bottom-style:solid;display:inline-block;width:100%}.katex .hdashline,.katex .hline,.katex .mfrac .frac-line,.katex .overline .overline-line,.katex .rule,.katex .underline .underline-line{min-height:1px}.katex .mspace{display:inline-block}.katex .clap,.katex .llap,.katex .rlap{position:relative;width:0}.katex .clap>.inner,.katex .llap>.inner,.katex .rlap>.inner{position:absolute}.katex .clap>.fix,.katex .llap>.fix,.katex .rlap>.fix{display:inline-block}.katex .llap>.inner{right:0}.katex .clap>.inner,.katex .rlap>.inner{left:0}.katex .clap>.inner>span{margin-left:-50%;margin-right:50%}.katex .rule{border:0 solid;display:inline-block;position:relative}.katex .hline,.katex .overline .overline-line,.katex .underline .underline-line{border-bottom-style:solid;display:inline-block;width:100%}.katex .hdashline{border-bottom-style:dashed;display:inline-block;width:100%}.katex .sqrt>.root{margin-left:.2777777778em;margin-right:-.5555555556em}.katex .fontsize-ensurer.reset-size1.size1,.katex .sizing.reset-size1.size1{font-size:1em}.katex .fontsize-ensurer.reset-size1.size2,.katex .sizing.reset-size1.size2{font-size:1.2em}.katex .fontsize-ensurer.reset-size1.size3,.katex .sizing.reset-size1.size3{font-size:1.4em}.katex .fontsize-ensurer.reset-size1.size4,.katex .sizing.reset-size1.size4{font-size:1.6em}.katex .fontsize-ensurer.reset-size1.size5,.katex .sizing.reset-size1.size5{font-size:1.8em}.katex .fontsize-ensurer.reset-size1.size6,.katex .sizing.reset-size1.size6{font-size:2em}.katex .fontsize-ensurer.reset-size1.size7,.katex .sizing.reset-size1.size7{font-size:2.4em}.katex .fontsize-ensurer.reset-size1.size8,.katex .sizing.reset-size1.size8{font-size:2.88em}.katex .fontsize-ensurer.reset-size1.size9,.katex .sizing.reset-size1.size9{font-size:3.456em}.katex .fontsize-ensurer.reset-size1.size10,.katex .sizing.reset-size1.size10{font-size:4.148em}.katex .fontsize-ensurer.reset-size1.size11,.katex .sizing.reset-size1.size11{font-size:4.976em}.katex .fontsize-ensurer.reset-size2.size1,.katex .sizing.reset-size2.size1{font-size:.8333333333em}.katex .fontsize-ensurer.reset-size2.size2,.katex .sizing.reset-size2.size2{font-size:1em}.katex .fontsize-ensurer.reset-size2.size3,.katex .sizing.reset-size2.size3{font-size:1.1666666667em}.katex .fontsize-ensurer.reset-size2.size4,.katex .sizing.reset-size2.size4{font-size:1.3333333333em}.katex .fontsize-ensurer.reset-size2.size5,.katex .sizing.reset-size2.size5{font-size:1.5em}.katex .fontsize-ensurer.reset-size2.size6,.katex .sizing.reset-size2.size6{font-size:1.6666666667em}.katex .fontsize-ensurer.reset-size2.size7,.katex .sizing.reset-size2.size7{font-size:2em}.katex .fontsize-ensurer.reset-size2.size8,.katex .sizing.reset-size2.size8{font-size:2.4em}.katex .fontsize-ensurer.reset-size2.size9,.katex .sizing.reset-size2.size9{font-size:2.88em}.katex .fontsize-ensurer.reset-size2.size10,.katex .sizing.reset-size2.size10{font-size:3.4566666667em}.katex .fontsize-ensurer.reset-size2.size11,.katex .sizing.reset-size2.size11{font-size:4.1466666667em}.katex .fontsize-ensurer.reset-size3.size1,.katex .sizing.reset-size3.size1{font-size:.7142857143em}.katex .fontsize-ensurer.reset-size3.size2,.katex .sizing.reset-size3.size2{font-size:.8571428571em}.katex .fontsize-ensurer.reset-size3.size3,.katex .sizing.reset-size3.size3{font-size:1em}.katex .fontsize-ensurer.reset-size3.size4,.katex .sizing.reset-size3.size4{font-size:1.1428571429em}.katex .fontsize-ensurer.reset-size3.size5,.katex .sizing.reset-size3.size5{font-size:1.2857142857em}.katex .fontsize-ensurer.reset-size3.size6,.katex .sizing.reset-size3.size6{font-size:1.4285714286em}.katex .fontsize-ensurer.reset-size3.size7,.katex .sizing.reset-size3.size7{font-size:1.7142857143em}.katex .fontsize-ensurer.reset-size3.size8,.katex .sizing.reset-size3.size8{font-size:2.0571428571em}.katex .fontsize-ensurer.reset-size3.size9,.katex .sizing.reset-size3.size9{font-size:2.4685714286em}.katex .fontsize-ensurer.reset-size3.size10,.katex .sizing.reset-size3.size10{font-size:2.9628571429em}.katex .fontsize-ensurer.reset-size3.size11,.katex .sizing.reset-size3.size11{font-size:3.5542857143em}.katex .fontsize-ensurer.reset-size4.size1,.katex .sizing.reset-size4.size1{font-size:.625em}.katex .fontsize-ensurer.reset-size4.size2,.katex .sizing.reset-size4.size2{font-size:.75em}.katex .fontsize-ensurer.reset-size4.size3,.katex .sizing.reset-size4.size3{font-size:.875em}.katex .fontsize-ensurer.reset-size4.size4,.katex .sizing.reset-size4.size4{font-size:1em}.katex .fontsize-ensurer.reset-size4.size5,.katex .sizing.reset-size4.size5{font-size:1.125em}.katex .fontsize-ensurer.reset-size4.size6,.katex .sizing.reset-size4.size6{font-size:1.25em}.katex .fontsize-ensurer.reset-size4.size7,.katex .sizing.reset-size4.size7{font-size:1.5em}.katex .fontsize-ensurer.reset-size4.size8,.katex .sizing.reset-size4.size8{font-size:1.8em}.katex .fontsize-ensurer.reset-size4.size9,.katex .sizing.reset-size4.size9{font-size:2.16em}.katex .fontsize-ensurer.reset-size4.size10,.katex .sizing.reset-size4.size10{font-size:2.5925em}.katex .fontsize-ensurer.reset-size4.size11,.katex .sizing.reset-size4.size11{font-size:3.11em}.katex .fontsize-ensurer.reset-size5.size1,.katex .sizing.reset-size5.size1{font-size:.5555555556em}.katex .fontsize-ensurer.reset-size5.size2,.katex .sizing.reset-size5.size2{font-size:.6666666667em}.katex .fontsize-ensurer.reset-size5.size3,.katex .sizing.reset-size5.size3{font-size:.7777777778em}.katex .fontsize-ensurer.reset-size5.size4,.katex .sizing.reset-size5.size4{font-size:.8888888889em}.katex .fontsize-ensurer.reset-size5.size5,.katex .sizing.reset-size5.size5{font-size:1em}.katex .fontsize-ensurer.reset-size5.size6,.katex .sizing.reset-size5.size6{font-size:1.1111111111em}.katex .fontsize-ensurer.reset-size5.size7,.katex .sizing.reset-size5.size7{font-size:1.3333333333em}.katex .fontsize-ensurer.reset-size5.size8,.katex .sizing.reset-size5.size8{font-size:1.6em}.katex .fontsize-ensurer.reset-size5.size9,.katex .sizing.reset-size5.size9{font-size:1.92em}.katex .fontsize-ensurer.reset-size5.size10,.katex .sizing.reset-size5.size10{font-size:2.3044444444em}.katex .fontsize-ensurer.reset-size5.size11,.katex .sizing.reset-size5.size11{font-size:2.7644444444em}.katex .fontsize-ensurer.reset-size6.size1,.katex .sizing.reset-size6.size1{font-size:.5em}.katex .fontsize-ensurer.reset-size6.size2,.katex .sizing.reset-size6.size2{font-size:.6em}.katex .fontsize-ensurer.reset-size6.size3,.katex .sizing.reset-size6.size3{font-size:.7em}.katex .fontsize-ensurer.reset-size6.size4,.katex .sizing.reset-size6.size4{font-size:.8em}.katex .fontsize-ensurer.reset-size6.size5,.katex .sizing.reset-size6.size5{font-size:.9em}.katex .fontsize-ensurer.reset-size6.size6,.katex .sizing.reset-size6.size6{font-size:1em}.katex .fontsize-ensurer.reset-size6.size7,.katex .sizing.reset-size6.size7{font-size:1.2em}.katex .fontsize-ensurer.reset-size6.size8,.katex .sizing.reset-size6.size8{font-size:1.44em}.katex .fontsize-ensurer.reset-size6.size9,.katex .sizing.reset-size6.size9{font-size:1.728em}.katex .fontsize-ensurer.reset-size6.size10,.katex .sizing.reset-size6.size10{font-size:2.074em}.katex .fontsize-ensurer.reset-size6.size11,.katex .sizing.reset-size6.size11{font-size:2.488em}.katex .fontsize-ensurer.reset-size7.size1,.katex .sizing.reset-size7.size1{font-size:.4166666667em}.katex .fontsize-ensurer.reset-size7.size2,.katex .sizing.reset-size7.size2{font-size:.5em}.katex .fontsize-ensurer.reset-size7.size3,.katex .sizing.reset-size7.size3{font-size:.5833333333em}.katex .fontsize-ensurer.reset-size7.size4,.katex .sizing.reset-size7.size4{font-size:.6666666667em}.katex .fontsize-ensurer.reset-size7.size5,.katex .sizing.reset-size7.size5{font-size:.75em}.katex .fontsize-ensurer.reset-size7.size6,.katex .sizing.reset-size7.size6{font-size:.8333333333em}.katex .fontsize-ensurer.reset-size7.size7,.katex .sizing.reset-size7.size7{font-size:1em}.katex .fontsize-ensurer.reset-size7.size8,.katex .sizing.reset-size7.size8{font-size:1.2em}.katex .fontsize-ensurer.reset-size7.size9,.katex .sizing.reset-size7.size9{font-size:1.44em}.katex .fontsize-ensurer.reset-size7.size10,.katex .sizing.reset-size7.size10{font-size:1.7283333333em}.katex .fontsize-ensurer.reset-size7.size11,.katex .sizing.reset-size7.size11{font-size:2.0733333333em}.katex .fontsize-ensurer.reset-size8.size1,.katex .sizing.reset-size8.size1{font-size:.3472222222em}.katex .fontsize-ensurer.reset-size8.size2,.katex .sizing.reset-size8.size2{font-size:.4166666667em}.katex .fontsize-ensurer.reset-size8.size3,.katex .sizing.reset-size8.size3{font-size:.4861111111em}.katex .fontsize-ensurer.reset-size8.size4,.katex .sizing.reset-size8.size4{font-size:.5555555556em}.katex .fontsize-ensurer.reset-size8.size5,.katex .sizing.reset-size8.size5{font-size:.625em}.katex .fontsize-ensurer.reset-size8.size6,.katex .sizing.reset-size8.size6{font-size:.6944444444em}.katex .fontsize-ensurer.reset-size8.size7,.katex .sizing.reset-size8.size7{font-size:.8333333333em}.katex .fontsize-ensurer.reset-size8.size8,.katex .sizing.reset-size8.size8{font-size:1em}.katex .fontsize-ensurer.reset-size8.size9,.katex .sizing.reset-size8.size9{font-size:1.2em}.katex .fontsize-ensurer.reset-size8.size10,.katex .sizing.reset-size8.size10{font-size:1.4402777778em}.katex .fontsize-ensurer.reset-size8.size11,.katex .sizing.reset-size8.size11{font-size:1.7277777778em}.katex .fontsize-ensurer.reset-size9.size1,.katex .sizing.reset-size9.size1{font-size:.2893518519em}.katex .fontsize-ensurer.reset-size9.size2,.katex .sizing.reset-size9.size2{font-size:.3472222222em}.katex .fontsize-ensurer.reset-size9.size3,.katex .sizing.reset-size9.size3{font-size:.4050925926em}.katex .fontsize-ensurer.reset-size9.size4,.katex .sizing.reset-size9.size4{font-size:.462962963em}.katex .fontsize-ensurer.reset-size9.size5,.katex .sizing.reset-size9.size5{font-size:.5208333333em}.katex .fontsize-ensurer.reset-size9.size6,.katex .sizing.reset-size9.size6{font-size:.5787037037em}.katex .fontsize-ensurer.reset-size9.size7,.katex .sizing.reset-size9.size7{font-size:.6944444444em}.katex .fontsize-ensurer.reset-size9.size8,.katex .sizing.reset-size9.size8{font-size:.8333333333em}.katex .fontsize-ensurer.reset-size9.size9,.katex .sizing.reset-size9.size9{font-size:1em}.katex .fontsize-ensurer.reset-size9.size10,.katex .sizing.reset-size9.size10{font-size:1.2002314815em}.katex .fontsize-ensurer.reset-size9.size11,.katex .sizing.reset-size9.size11{font-size:1.4398148148em}.katex .fontsize-ensurer.reset-size10.size1,.katex .sizing.reset-size10.size1{font-size:.2410800386em}.katex .fontsize-ensurer.reset-size10.size2,.katex .sizing.reset-size10.size2{font-size:.2892960463em}.katex .fontsize-ensurer.reset-size10.size3,.katex .sizing.reset-size10.size3{font-size:.337512054em}.katex .fontsize-ensurer.reset-size10.size4,.katex .sizing.reset-size10.size4{font-size:.3857280617em}.katex .fontsize-ensurer.reset-size10.size5,.katex .sizing.reset-size10.size5{font-size:.4339440694em}.katex .fontsize-ensurer.reset-size10.size6,.katex .sizing.reset-size10.size6{font-size:.4821600771em}.katex .fontsize-ensurer.reset-size10.size7,.katex .sizing.reset-size10.size7{font-size:.5785920926em}.katex .fontsize-ensurer.reset-size10.size8,.katex .sizing.reset-size10.size8{font-size:.6943105111em}.katex .fontsize-ensurer.reset-size10.size9,.katex .sizing.reset-size10.size9{font-size:.8331726133em}.katex .fontsize-ensurer.reset-size10.size10,.katex .sizing.reset-size10.size10{font-size:1em}.katex .fontsize-ensurer.reset-size10.size11,.katex .sizing.reset-size10.size11{font-size:1.1996142719em}.katex .fontsize-ensurer.reset-size11.size1,.katex .sizing.reset-size11.size1{font-size:.2009646302em}.katex .fontsize-ensurer.reset-size11.size2,.katex .sizing.reset-size11.size2{font-size:.2411575563em}.katex .fontsize-ensurer.reset-size11.size3,.katex .sizing.reset-size11.size3{font-size:.2813504823em}.katex .fontsize-ensurer.reset-size11.size4,.katex .sizing.reset-size11.size4{font-size:.3215434084em}.katex .fontsize-ensurer.reset-size11.size5,.katex .sizing.reset-size11.size5{font-size:.3617363344em}.katex .fontsize-ensurer.reset-size11.size6,.katex .sizing.reset-size11.size6{font-size:.4019292605em}.katex .fontsize-ensurer.reset-size11.size7,.katex .sizing.reset-size11.size7{font-size:.4823151125em}.katex .fontsize-ensurer.reset-size11.size8,.katex .sizing.reset-size11.size8{font-size:.578778135em}.katex .fontsize-ensurer.reset-size11.size9,.katex .sizing.reset-size11.size9{font-size:.6945337621em}.katex .fontsize-ensurer.reset-size11.size10,.katex .sizing.reset-size11.size10{font-size:.8336012862em}.katex .fontsize-ensurer.reset-size11.size11,.katex .sizing.reset-size11.size11{font-size:1em}.katex .delimsizing.size1{font-family:KaTeX_Size1}.katex .delimsizing.size2{font-family:KaTeX_Size2}.katex .delimsizing.size3{font-family:KaTeX_Size3}.katex .delimsizing.size4{font-family:KaTeX_Size4}.katex .delimsizing.mult .delim-size1>span{font-family:KaTeX_Size1}.katex .delimsizing.mult .delim-size4>span{font-family:KaTeX_Size4}.katex .nulldelimiter{display:inline-block;width:.12em}.katex .delimcenter,.katex .op-symbol{position:relative}.katex .op-symbol.small-op{font-family:KaTeX_Size1}.katex .op-symbol.large-op{font-family:KaTeX_Size2}.katex .accent>.vlist-t,.katex .op-limits>.vlist-t{text-align:center}.katex .accent .accent-body{position:relative}.katex .accent .accent-body:not(.accent-full){width:0}.katex .overlay{display:block}.katex .mtable .vertical-separator{display:inline-block;min-width:1px}.katex .mtable .arraycolsep{display:inline-block}.katex .mtable .col-align-c>.vlist-t{text-align:center}.katex .mtable .col-align-l>.vlist-t{text-align:left}.katex .mtable .col-align-r>.vlist-t{text-align:right}.katex .svg-align{text-align:left}.katex svg{fill:currentColor;stroke:currentColor;fill-rule:nonzero;fill-opacity:1;stroke-width:1;stroke-linecap:butt;stroke-linejoin:miter;stroke-miterlimit:4;stroke-dasharray:none;stroke-dashoffset:0;stroke-opacity:1;display:block;height:inherit;position:absolute;width:100%}.katex svg path{stroke:none}.katex img{border-style:none;max-height:none;max-width:none;min-height:0;min-width:0}.katex .stretchy{display:block;overflow:hidden;position:relative;width:100%}.katex .stretchy:after,.katex .stretchy:before{content:""}.katex .hide-tail{overflow:hidden;position:relative;width:100%}.katex .halfarrow-left{left:0;overflow:hidden;position:absolute;width:50.2%}.katex .halfarrow-right{overflow:hidden;position:absolute;right:0;width:50.2%}.katex .brace-left{left:0;overflow:hidden;position:absolute;width:25.1%}.katex .brace-center{left:25%;overflow:hidden;position:absolute;width:50%}.katex .brace-right{overflow:hidden;position:absolute;right:0;width:25.1%}.katex .x-arrow-pad{padding:0 .5em}.katex .cd-arrow-pad{padding:0 .55556em 0 .27778em}.katex .mover,.katex .munder,.katex .x-arrow{text-align:center}.katex .boxpad{padding:0 .3em}.katex .fbox,.katex .fcolorbox{border:.04em solid;box-sizing:border-box}.katex .cancel-pad{padding:0 .2em}.katex .cancel-lap{margin-left:-.2em;margin-right:-.2em}.katex .sout{border-bottom-style:solid;border-bottom-width:.08em}.katex .angl{border-right:.049em solid;border-top:.049em solid;box-sizing:border-box;margin-right:.03889em}.katex .anglpad{padding:0 .03889em}.katex .eqn-num:before{content:"(" counter(katexEqnNo) ")";counter-increment:katexEqnNo}.katex .mml-eqn-num:before{content:"(" counter(mmlEqnNo) ")";counter-increment:mmlEqnNo}.katex .mtr-glue{width:50%}.katex .cd-vert-arrow{display:inline-block;position:relative}.katex .cd-label-left{display:inline-block;position:absolute;right:calc(50% + .3em);text-align:left}.katex .cd-label-right{display:inline-block;left:calc(50% + .3em);position:absolute;text-align:right}.katex-display{display:block;margin:1em 0;text-align:center}.katex-display>.katex{display:block;text-align:center;white-space:nowrap}.katex-display>.katex>.katex-html{display:block;position:relative}.katex-display>.katex>.katex-html>.tag{position:absolute;right:0}.katex-display.leqno>.katex>.katex-html>.tag{left:0;right:auto}.katex-display.fleqn>.katex{padding-left:2em;text-align:left}body{counter-reset:katexEqnNo mmlEqnNo}:root{color-scheme:light dark;--bg: #ffffff;--panel: #ffffff;--surface: #f0f4f9;--surface-hover: #e2e6ea;--surface-active: #d3e3fd;--surface2: var(--surface-hover);--text: #1f1f1f;--text-secondary: #444746;--muted: #8e918f;--accent: #0b57d0;--accent-hover: #0a4fc0;--accent-bg: #c2e7ff;--danger: #dc2626;--border: #e0e3e7;--input-bg: #f0f4f9;--shadow: rgba(0, 0, 0, .1);--shadow-soft: rgba(0, 0, 0, .02);--shadow-elevated: rgba(0, 0, 0, .05);--shadow-strong: rgba(0, 0, 0, .2);--hover-overlay: rgba(0, 0, 0, .05);--code-bg: rgba(0, 0, 0, .05);--blockquote-bg: rgba(0, 0, 0, .03);--table-header-bg: rgba(0, 0, 0, .03);--spinner-track: rgba(0, 0, 0, .1);--focus-ring: rgba(11, 87, 208, .1);--danger-bg: #fce8e6;--danger-text: #c5221f;--on-surface-active: #001d35;--btn-bg: #ffffff;--btn-hover-bg: #f1f3f4;--qr-tile-bg: #ffffff;--qr-tile-border: rgba(0, 0, 0, .15);--sidebar-width: 280px;--sidebar-collapsed-width: 74px;--main-left-overlap: 10px;--sidebar-pad-x: 16px;--sidebar-pad-x-right: calc(var(--sidebar-pad-x) + var(--main-left-overlap));font-family:Google Sans,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica,Arial,"Apple Color Emoji","Segoe UI Emoji"}@media(prefers-color-scheme:dark){:root{--bg: #0f1115;--panel: #13161c;--surface: #1a1d24;--surface-hover: #232733;--surface-active: #12314f;--text: #e8eaed;--text-secondary: #c4c7c5;--muted: #9aa0a6;--border: #2b303b;--input-bg: #1a1d24;--shadow: rgba(0, 0, 0, .55);--shadow-soft: rgba(0, 0, 0, .35);--shadow-elevated: rgba(0, 0, 0, .45);--shadow-strong: rgba(0, 0, 0, .65);--hover-overlay: rgba(255, 255, 255, .08);--code-bg: rgba(255, 255, 255, .08);--blockquote-bg: rgba(255, 255, 255, .06);--table-header-bg: rgba(255, 255, 255, .06);--spinner-track: rgba(255, 255, 255, .18);--focus-ring: rgba(11, 87, 208, .25);--danger-bg: #3a1515;--danger-text: #f2b8b5;--on-surface-active: #e6f2ff;--btn-bg: #1a1d24;--btn-hover-bg: #232733;--qr-tile-bg: #ffffff;--qr-tile-border: rgba(0, 0, 0, .18)}}html,body{height:100%}body{margin:0;background:var(--bg);color:var(--text)}*{box-sizing:border-box}button{font-family:inherit}a{color:inherit;text-decoration:none}.appLayout{height:100vh;height:100dvh;display:flex;overflow:hidden;min-height:0}.sidebar{width:var(--sidebar-width);background:var(--surface);display:flex;flex-direction:column;transition:width .3s cubic-bezier(.2,0,0,1);overflow:hidden;min-height:0;border-right:none;--sidebar-pad-left: var(--sidebar-pad-x);--sidebar-pad-right: var(--sidebar-pad-x-right)}.sidebarCollapsed{width:var(--sidebar-collapsed-width);--sidebar-pad-left: 16px;--sidebar-pad-right: 16px}.sidebarHeader{padding:12px var(--sidebar-pad-right) 12px var(--sidebar-pad-left);display:flex;align-items:center;gap:12px;min-height:64px}.iconBtn{appearance:none;background:transparent;border:none;color:var(--text-secondary);cursor:pointer;width:40px;height:40px;padding:0;border-radius:999px;display:flex;align-items:center;justify-content:center}.iconBtn:hover{background:var(--hover-overlay)}.iconBtnBubble{background:var(--btn-bg);border:1px solid var(--border);color:var(--text);box-shadow:0 6px 18px var(--shadow-elevated)}.iconBtnBubble:hover{background:var(--btn-hover-bg)}.sidebarBrandContainer{display:flex;align-items:center;gap:8px;padding-left:12px}.sidebarLogo{width:24px;height:24px;border-radius:4px}.sidebarBrand{font-weight:500;font-size:20px;color:var(--text-secondary);white-space:nowrap;opacity:1;transition:opacity .2s}.sidebarCollapsed .sidebarBrand{opacity:0;pointer-events:none;width:0}.sidebarActions{padding:0 var(--sidebar-pad-right) 0 var(--sidebar-pad-left)}.sidebarSectionTitle{padding:16px calc(var(--sidebar-pad-right) + 8px) 8px calc(var(--sidebar-pad-left) + 8px);font-size:12px;font-weight:500;color:var(--text-secondary);white-space:nowrap}.sessionList{flex:1;overflow-y:auto;overflow-x:hidden;padding:0 var(--sidebar-pad-right) 0 var(--sidebar-pad-left);scrollbar-gutter:stable both-edges}.sessionItem{width:100%;text-align:left;padding:10px 12px;border-radius:20px;border:none;background:transparent;cursor:pointer;display:flex;align-items:center;gap:12px;color:var(--text);margin-bottom:2px;position:relative}.sessionItem:hover{background:var(--surface-hover)}.sessionItemActive{background:var(--surface-active);color:var(--on-surface-active);font-weight:500}.sessionItemActive:hover,.sessionItemActive:focus-within{background:var(--surface-active)}.sessionIcon{flex-shrink:0;color:var(--text-secondary)}.sessionContent{flex:1;min-width:0;padding-right:0;transition:padding-right .15s ease}.sessionItem:hover .sessionContent,.sessionItem:focus-within .sessionContent{padding-right:28px}.sessionItemPinned .sessionContent{padding-right:28px}.sessionTitle{display:flex;align-items:flex-start;gap:6px;font-size:14px;min-width:0}.sessionTitleText{display:-webkit-box;-webkit-box-orient:vertical;-webkit-line-clamp:2;line-clamp:2;overflow:hidden;text-overflow:ellipsis;white-space:normal;line-height:1.25;max-height:2.5em}.sessionPinnedIcon{display:inline-flex;vertical-align:middle;margin-right:6px;color:var(--text-secondary)}.sessionPinnedBadge{display:flex;align-items:center;justify-content:center;width:28px;height:28px;padding:0;border-radius:999px;position:absolute;right:0;top:6px;color:var(--text-secondary);background:transparent;opacity:1;pointer-events:none}.sessionMoreBtn{appearance:none;background:transparent;border:none;color:var(--text-secondary);cursor:pointer;width:28px;height:28px;padding:0;border-radius:999px;display:flex;align-items:center;justify-content:center;opacity:0;pointer-events:none;position:absolute;right:0;top:6px}.sessionItem:hover .sessionMoreBtn,.sessionItem:focus-within .sessionMoreBtn{opacity:1;pointer-events:auto;background:var(--surface-hover);color:var(--text)}.sessionItemActive:hover .sessionMoreBtn,.sessionItemActive:focus-within .sessionMoreBtn{background:transparent;color:var(--on-surface-active)}.sessionItem:hover .sessionPinnedBadge,.sessionItem:focus-within .sessionPinnedBadge{opacity:0}.sessionMoreBtn:hover{background:var(--surface-hover);color:var(--text)}.sessionItemActive .sessionMoreBtn:hover{background:var(--surface-active);color:var(--on-surface-active)}.sessionMenu{position:fixed;z-index:1200;transform:translate(-100%);min-width:180px;background:var(--panel);color:var(--text);border:1px solid var(--border);border-radius:12px;box-shadow:0 12px 28px var(--shadow-elevated);padding:6px}.sessionMenuItem{width:100%;text-align:left;border:none;background:transparent;color:inherit;padding:10px;border-radius:10px;cursor:pointer;font-size:13px}.sessionMenuItem:hover{background:var(--surface-hover)}.sessionMenuItemDanger{color:var(--danger)}.sessionMenuDivider{height:1px;margin:6px;background:var(--border)}.sessionMeta{display:none}.sidebarFooter{padding:16px var(--sidebar-pad-right) 16px var(--sidebar-pad-left)}.sidebarSection{display:flex;flex-direction:column;gap:4px}.navItem{width:100%;text-align:left;padding:10px 12px;border-radius:20px;border:none;background:transparent;cursor:pointer;display:flex;align-items:center;gap:12px;color:var(--text);height:40px;font-size:14px}.navItem:hover{background:var(--surface-hover)}.navItemActive{background:var(--surface-hover);font-weight:500}.navIcon{font-size:16px;width:20px;text-align:center;flex-shrink:0}.sidebarCollapsed .navItem span:not(.navIcon){display:none}.main{flex:1;min-width:0;display:flex;flex-direction:column;background:var(--panel);border-radius:20px 0 0 20px;margin-left:calc(-1 * var(--main-left-overlap));z-index:1;box-shadow:-2px 0 5px var(--shadow-soft);min-height:0}.mainHeader{padding:0 24px;display:flex;justify-content:space-between;align-items:center;height:64px}.mainHeaderLeft{display:flex;align-items:center;gap:12px;min-width:0;flex:1}.mainHeaderInlineControls{display:flex;align-items:center;gap:10px;min-width:0;flex:1}.mainHeaderSubtitle{color:var(--text-secondary);font-size:14px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:520px}.mainHeaderActions{display:flex;align-items:center;gap:10px;justify-content:flex-end;min-width:0}.mainTitle{font-size:18px;font-weight:500;color:var(--text-secondary);display:flex;align-items:center;gap:8px}.mainTitleBrand{display:flex;align-items:center;gap:12px;font-size:20px;color:var(--text)}.mainLogo{width:28px;height:28px;border-radius:6px}.mainContent{flex:1;overflow-x:hidden;overflow-y:auto;-webkit-overflow-scrolling:touch;min-height:0;position:relative;display:flex;flex-direction:column}.mainContentChat{display:flex;flex-direction:column;overflow:hidden}.chat{flex:1;display:flex;flex-direction:column;height:100%;max-width:100%;position:relative}.files{flex:1;display:flex;flex-direction:column;height:100%;max-width:100%}.filesHeaderBar{padding:20px 24px 0;background:var(--panel);border-bottom:1px solid var(--border)}.filesHeaderInner{max-width:800px;margin:0 auto;padding-bottom:20px}.filesScroll{flex:1;overflow-y:auto;padding:40px 24px;display:flex;flex-direction:column;align-items:center}.filesScrollContent{width:100%;max-width:800px;display:flex;flex-direction:column;flex:1}.modalOverlay{position:fixed;inset:0;background:#00000073;z-index:50;display:flex;align-items:center;justify-content:center;padding:24px}.confirmOverlay{position:fixed;inset:0;background:#0000008c;z-index:60;display:flex;align-items:center;justify-content:center;padding:24px}.confirmDialog{width:min(520px,100%);display:flex;flex-direction:column;overflow:hidden;border-radius:16px;border:1px solid var(--border);background:var(--panel);box-shadow:0 10px 40px #00000059}.confirmHeader{padding:14px 16px;display:flex;align-items:center;justify-content:space-between;gap:10px;border-bottom:1px solid var(--border)}.confirmTitle{font-weight:800;font-size:16px;color:var(--text);flex:1;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.confirmBody{padding:16px}.confirmMessage{color:var(--text);line-height:1.6;font-size:15px;margin-bottom:14px}.confirmActions{display:flex;justify-content:flex-end;gap:10px;flex-wrap:wrap}.btnDanger{background:#ff5d5d1f;border-color:#ff5d5d47;color:#ffb0b0}.btnDanger:hover{background:#ff5d5d2e;border-color:#ff5d5d66}.modalDialog{width:min(980px,100%);max-height:calc(100vh - 48px);display:flex;flex-direction:column;overflow:hidden;border-radius:16px;border:1px solid var(--border);background:var(--panel);box-shadow:0 10px 40px #00000059}.modalHeader{padding:14px 16px;display:flex;align-items:center;gap:10px;border-bottom:1px solid var(--border)}.modalTitle{font-weight:800;font-size:16px;color:var(--text)}.modalBody{padding:16px;overflow:auto}.fileViewerDialog{width:min(1180px,100%);height:calc(100vh - 48px)}.modalBody.fileViewerModalBody{padding:0;overflow:hidden;display:flex;flex-direction:column;flex:1;min-height:0}.fileViewerTopBar{padding:12px 16px;border-bottom:1px solid var(--border);display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap}.fileViewerTabsRow{display:inline-flex;gap:10px;align-items:center;flex-wrap:wrap}.fileViewerTabs{display:inline-flex;gap:8px;align-items:center;flex-wrap:wrap}.fileViewerTabs .fileViewerTab.navItemActive{background:var(--surface-active);border-color:#0b57d059}.fileViewerTabs .fileViewerTab.navItemActive:hover{background:var(--surface-active)}.fileViewerTopActions{display:inline-flex;gap:10px;align-items:center;flex-wrap:wrap}.fileViewerLayout{flex:1;min-height:0;display:grid;grid-template-columns:280px 1fr;gap:0;min-width:0}.fileViewerLayoutNoSidebar{grid-template-columns:1fr}.fileViewerLayoutNoSidebar .fileViewerSidebar{display:none}.fileViewerSidebar{padding:14px 14px 18px;border-right:1px solid var(--border);overflow:auto;min-height:0;min-width:0;background:var(--panel)}.fileViewerMain{display:flex;flex-direction:column;min-height:0;min-width:0}.fileViewerStickyBar{padding:12px 16px;display:flex;align-items:center;justify-content:space-between;gap:12px;border-bottom:1px solid var(--border);background:var(--panel)}.fileViewerVariantTabs{display:inline-flex;gap:8px;align-items:center;flex-wrap:wrap}.fileViewerScroll{flex:1;min-height:0;overflow:auto;padding:16px;-webkit-user-select:text;user-select:text}.fileViewerSectionTitle{font-weight:800;font-size:12px;letter-spacing:.02em;text-transform:uppercase;color:var(--text-secondary);margin-bottom:8px}.fileViewerEmptySmall{font-size:12px}.fileViewerToc,.fileViewerOutline{display:grid;gap:6px}.fileViewerToc{gap:4px}.fileViewerTocItem{text-align:left;background:transparent;border:1px solid transparent;color:var(--text);padding:6px 8px;border-radius:10px;cursor:pointer;font-size:13px;line-height:1.25}.fileViewerTocItem:hover{background:var(--surface);border-color:var(--border)}.fileViewerTocItemActive{background:#61a8ff1a;border-color:#61a8ff47}.fileViewerOutlineItem{text-align:left;background:transparent;border:1px solid var(--border);color:var(--text);padding:10px;border-radius:12px;cursor:pointer}.fileViewerOutlineItem:hover{background:var(--surface)}.fileViewerOutlineItemActive{border-color:#61a8ff73;box-shadow:0 0 0 3px #61a8ff24}.fileViewerOutlineTitle{font-weight:700;font-size:13px;line-height:1.3;margin-bottom:4px}.fileViewerOutlineSummary{font-size:12px;line-height:1.35;color:var(--text-secondary)}.fileViewerChapterDropdown{position:relative}.fileViewerChapterMenu{position:absolute;right:0;top:calc(100% + 8px);width:min(420px,70vw);max-height:52vh;overflow:auto;border-radius:14px;border:1px solid var(--border);background:var(--panel);box-shadow:0 10px 40px #00000059;z-index:10;padding:6px}.fileViewerChapterMenuItem{width:100%;text-align:left;background:transparent;border:1px solid transparent;color:var(--text);padding:10px;border-radius:10px;cursor:pointer;font-size:13px}.fileViewerChapterMenuItem:hover{background:var(--surface);border-color:var(--border)}.fileViewerChapterMenuItemActive{background:#61a8ff1a;border-color:#61a8ff47}.dmChapterMarker{display:block;height:0;scroll-margin-top:24px}.fileViewerMetaBlock{border:1px solid var(--border);background:var(--panel);border-radius:12px;padding:10px;margin-top:10px}.fileViewerMetaLabel{font-size:12px;color:var(--text-secondary);margin-bottom:6px}.fileViewerMetaValues{display:flex;flex-wrap:wrap;gap:6px}.fileViewerMetaChip{display:inline-flex;align-items:center;padding:5px 10px;border-radius:999px;border:1px solid var(--border);background:var(--panel);font-size:12px;color:var(--text)}.fileViewerSmallBtn{margin-top:8px;font-size:12px;padding:6px 10px}.fileViewerActionList,.fileViewerSuggestionList{padding-left:18px;margin:8px 0 0;display:grid;gap:8px}.mindmap{border:none;border-radius:0;background:transparent;overflow:hidden;display:flex;flex-direction:column;flex:1;min-height:0}.mindmapToolbar{padding:10px;display:flex;gap:10px;align-items:center;border-bottom:1px solid var(--border);background:var(--panel)}.mindmapViewport{flex:1;min-height:0;min-width:0;overflow-x:auto;overflow-y:auto;cursor:grab;background:var(--panel);-webkit-user-select:none;user-select:none;scrollbar-gutter:stable both-edges;overscroll-behavior:contain}.fileViewerScrollMindmap{padding:0;overflow:hidden;display:flex;flex-direction:column;min-width:0;background:var(--panel)}.mindmapViewport:active{cursor:grabbing}@media(max-width:980px){.fileViewerLayout{grid-template-columns:1fr}.fileViewerSidebar{border-right:none;border-bottom:1px solid var(--border);max-height:34vh}}.chatMessages{flex:1;overflow-y:auto;padding:40px 24px;display:flex;flex-direction:column;align-items:center;scrollbar-gutter:stable both-edges;scrollbar-width:thin;scrollbar-color:var(--muted) transparent}.chatMessages::-webkit-scrollbar{width:12px}.chatMessages::-webkit-scrollbar-track{background:transparent}.chatMessages::-webkit-scrollbar-thumb{background-color:var(--muted);border-radius:999px;border:4px solid transparent;background-clip:content-box}.chatMessages::-webkit-scrollbar-thumb:hover{background-color:var(--text-secondary)}.chatContextBar{width:100%;max-width:800px;display:flex;flex-direction:column;gap:10px;margin:0}.chatContextRow{border:none;background:transparent;border-radius:0;padding:0}.chatContextRowHeader{display:flex;align-items:center;gap:8px;margin-bottom:8px}.chatContextLabel{font-size:12px;color:var(--text-secondary);font-weight:600}.chatContextIconBtn{width:34px;height:34px;border-radius:999px;border:1px solid var(--border);background:var(--surface);color:var(--text);cursor:pointer;display:inline-flex;align-items:center;justify-content:center}.chatContextIconBtn:hover:not(:disabled){background:var(--surface-hover)}.chatContextIconBtn:disabled{opacity:.6;cursor:not-allowed}.chatContextChips{display:flex;gap:8px;flex-wrap:wrap;align-items:center}.chatContextChip{display:inline-flex;align-items:center;gap:8px;padding:7px 10px;border-radius:999px;border:1px solid var(--border);background:var(--surface);max-width:100%}.chatContextChipCurrent{background:#4285f41a;border-color:#4285f440}.chatContextChipText{font-size:13px;color:var(--text);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:360px}.chatContextChipRemove{width:26px;height:26px;border-radius:999px;border:none;background:transparent;color:var(--text-secondary);cursor:pointer;display:inline-flex;align-items:center;justify-content:center;flex-shrink:0;font-size:18px;line-height:1}.chatContextChipRemove:hover:not(:disabled){background:var(--surface-hover);color:var(--text)}.chatContextChipRemove:disabled{opacity:.6;cursor:not-allowed}.chatContextEmpty{font-size:13px;color:var(--text-secondary)}.chatPickerDialog{width:min(920px,100%);height:calc(100vh - 48px)}.modalBody.chatPickerBody{padding:14px 16px 16px;display:flex;flex-direction:column;gap:12px;flex:1;min-height:0;overflow:hidden}.chatPickerToolbar{display:flex;align-items:center;gap:12px;justify-content:space-between;flex-wrap:wrap}.chatPickerSearch{min-width:240px;flex:1}.chatPickerList{display:flex;flex-direction:column;gap:8px;flex:1;min-height:0;overflow:auto;padding-right:2px}.chatPickerRow{width:100%;display:flex;gap:12px;align-items:flex-start;text-align:left;padding:12px;border-radius:14px;border:1px solid var(--border);background:var(--btn-bg);cursor:pointer}.chatPickerRow:hover:not(:disabled){background:var(--btn-hover-bg)}.chatPickerRow:disabled{opacity:.65;cursor:not-allowed}.chatPickerRowChecked{border-color:#4285f473;background:#4285f414}.chatPickerCheckbox{width:20px;height:20px;border-radius:6px;border:1px solid var(--border);background:var(--panel);color:var(--text);display:inline-flex;align-items:center;justify-content:center;flex-shrink:0;margin-top:1px}.chatPickerCheckboxChecked{background:#4285f42e;border-color:#4285f473}.chatPickerRowMain{min-width:0;display:flex;flex-direction:column;gap:6px;flex:1}.chatPickerRowTitle{display:flex;gap:8px;align-items:center;justify-content:space-between}.chatPickerTitleText{font-weight:700;color:var(--text);font-size:14px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.chatPickerStar{color:#ffd27a;opacity:.9;flex-shrink:0}.chatPickerRowPreview{color:var(--text-secondary);font-size:13px;line-height:1.4;max-height:2.8em;overflow:hidden}.chatPickerFooter{position:sticky;bottom:0;display:flex;justify-content:space-between;gap:10px;flex-wrap:wrap;padding-top:12px;background:var(--panel);border-top:1px solid var(--border)}.chatMessagesContent{width:100%;max-width:800px;display:flex;flex-direction:column;flex:1}.chatMessagesInner{display:flex;flex-direction:column;gap:24px;padding-bottom:24px}.chatMessageRow{width:100%;max-width:100%;display:flex}.chatMessageRowUser{justify-content:flex-end;align-items:flex-end}.chatBubbleUserWrap{position:relative;display:block;flex:0 1 auto;min-width:0;max-width:80%}.chatBubble{align-self:flex-start;max-width:100%;padding:0;background:transparent;border:none;white-space:normal;word-break:break-word;overflow-wrap:anywhere;line-height:1.6;font-size:16px;color:var(--text)}.chatBubbleUser{align-self:flex-end;background:var(--surface);padding:12px 20px;border-radius:20px 20px 4px;max-width:100%}.chatBubbleHoverActions{position:absolute;right:10px;bottom:-14px;z-index:2;display:inline-flex;gap:8px;opacity:0;visibility:hidden;pointer-events:none;transform:translateY(2px);transition:opacity .12s ease,transform .12s ease,background .12s ease,color .12s ease}.chatBubbleHoverActions .iconBtn{width:30px;height:30px;border:1px solid var(--border);background:var(--btn-bg);color:var(--text-secondary)}.chatMessageRowUser:hover .chatBubbleHoverActions,.chatMessageRowUser:focus-within .chatBubbleHoverActions{opacity:1;visibility:visible;pointer-events:auto;transform:translateY(0)}.chatBubbleHoverActions .iconBtn:hover{background:var(--btn-hover-bg);color:var(--text)}.chatBubbleHoverActions .iconBtn:disabled{opacity:.4;pointer-events:none}.chatBubbleThinking{color:var(--text-secondary)}.chatBubbleActions{margin-top:12px;display:flex;flex-wrap:wrap;gap:10px;align-items:center}.chatBubbleActions .iconBtn{width:34px;height:34px;border:1px solid var(--border);background:var(--btn-bg);color:var(--text)}.chatBubbleActions .iconBtn:hover{background:var(--btn-hover-bg)}.chatBubbleActions .exportFormatSelect{padding:8px 10px}.chatBubbleActions .btn{padding:6px 14px}.chatThinking{display:inline-flex;align-items:center;gap:8px;font-size:15px;color:var(--text-secondary)}.chatThinkingDots{display:inline-flex;gap:4px}.chatThinkingDots span{width:6px;height:6px;border-radius:999px;background:var(--text-secondary);opacity:.25;animation:chatThinkingDot 1.2s ease-in-out infinite}.chatThinkingDots span:nth-child(2){animation-delay:.15s}.chatThinkingDots span:nth-child(3){animation-delay:.3s}@keyframes chatThinkingDot{0%,80%,to{opacity:.25;transform:translateY(0)}40%{opacity:.9;transform:translateY(-2px)}}@media(prefers-reduced-motion:reduce){.chatThinkingDots span{animation:none;opacity:.6;transform:none}}.welcomeState{flex:1;display:flex;flex-direction:column;justify-content:center;padding-bottom:100px}.welcomeStateLoading{align-items:center;padding-bottom:0}.welcomeTitle{font-size:56px;font-weight:600;background:linear-gradient(90deg,#4285f4,#9b72cb,#d96570);background-clip:text;-webkit-background-clip:text;-webkit-text-fill-color:transparent;margin-bottom:12px;letter-spacing:-1px}.welcomeSubtitle{font-size:24px;color:var(--muted);font-weight:500}.chatDocSuggestions{margin-top:16px;width:100%;max-width:800px;display:flex;flex-direction:column;gap:10px}.chatDocSuggestionsChips{display:flex;flex-wrap:wrap;gap:8px}.chatSuggestionChip{appearance:none;border:1px solid var(--border);background:var(--btn-bg);color:var(--accent);border-radius:999px;padding:10px 12px;font-size:14px;font-weight:500;line-height:1.25;cursor:pointer;text-align:left}.chatSuggestionChip:hover{background:var(--btn-hover-bg)}.chatInlineSuggestions{align-self:stretch;width:100%;display:flex}.chatDocSuggestionsCollapsible{align-self:stretch;width:100%;display:flex;flex-direction:column;padding-top:4px}.chatDocSuggestionsToggleRow{display:flex;align-items:center;gap:4px}.chatDocSuggestionsToggleBtn{appearance:none;border:none;background:transparent;color:var(--muted);cursor:pointer;padding:8px;border-radius:8px;display:flex;align-items:center;justify-content:center}.chatDocSuggestionsToggleBtn:hover{background:var(--btn-hover-bg)}.chatDocSuggestionsRefreshBtn{appearance:none;border:none;background:transparent;color:var(--muted);cursor:pointer;padding:6px;border-radius:8px;display:flex;align-items:center;justify-content:center}.chatDocSuggestionsRefreshBtn:hover{background:var(--btn-hover-bg)}.chatDocSuggestionsCollapsible .chatDocSuggestionsChips{padding-top:8px}.chatDocQa{margin-top:10px}.docQaBlock{display:flex;flex-direction:column;gap:8px}.docQaCard{border:1px solid var(--border);border-radius:12px;background:var(--panel);overflow:hidden}.docQaQuestionRow{appearance:none;width:100%;border:none;background:transparent;color:inherit;text-align:left;padding:10px 12px;display:flex;align-items:flex-start;gap:8px;cursor:pointer}.docQaQuestionRow:hover{background:var(--surface-hover)}.docQaChevron{flex-shrink:0;color:var(--text-secondary);padding-top:1px}.docQaQuestionText{font-size:14px;font-weight:600;line-height:1.35;color:var(--text)}.docQaAnswer{border-top:1px solid var(--border);padding:10px 12px 12px}.docQaAnswerText{font-size:14px;line-height:1.45;color:var(--text-secondary);white-space:pre-wrap}.chatComposerContainer{width:100%;padding:0 24px 40px;display:flex;flex-direction:column;align-items:center;background:var(--panel)}.chatComposerCard{width:100%;max-width:800px;background:var(--btn-bg);border:1px solid var(--border);border-radius:22px;box-shadow:0 2px 10px var(--shadow-elevated);padding:10px 12px;display:flex;flex-direction:column;gap:10px}.chatComposer{width:100%;max-width:none;background:transparent;border-radius:0;padding:0;display:flex;align-items:center;gap:12px;transition:background .2s,box-shadow .2s}.chatComposer:focus-within{background:transparent;box-shadow:none}.chatInput{flex:1;border:none;background:transparent;padding:14px 0;font-size:16px;outline:none;color:var(--text);resize:none;min-height:24px;max-height:200px}.chatInput:focus{outline:none;box-shadow:none}.chatInput::placeholder{color:var(--muted)}.btnAttachment{width:40px;height:40px;border-radius:50%;border:none;background:transparent;color:var(--text-secondary);cursor:pointer;display:flex;align-items:center;justify-content:center;transition:all .2s;flex-shrink:0}.btnAttachment:hover{background:var(--surface-hover);color:var(--text)}.btnSend{width:40px;height:40px;border-radius:50%;border:none;background:var(--accent);color:#fff;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:all .2s;transform:rotate(0)}.btnSend:hover:not(:disabled){background:var(--accent-hover);color:#fff}.btnSend:disabled{opacity:.45;cursor:default}.errorBanner{background:var(--danger-bg);color:var(--danger-text);padding:8px 16px;border-radius:8px;margin-bottom:12px;font-size:14px;width:100%;max-width:800px;text-align:center}.spinner{width:18px;height:18px;border:2px solid var(--spinner-track);border-left-color:var(--accent);border-radius:50%;animation:spin 1s linear infinite}.spinnerSmall{width:14px;height:14px}@keyframes spin{to{transform:rotate(360deg)}}.shell{height:100vh;height:100dvh;min-height:100vh;min-height:100dvh;display:flex;align-items:center;justify-content:center;overflow:hidden;padding-top:max(env(safe-area-inset-top),clamp(16px,4vh,32px));padding-bottom:max(env(safe-area-inset-bottom),clamp(16px,4vh,32px));padding-left:max(env(safe-area-inset-left),clamp(12px,4vw,18px));padding-right:max(env(safe-area-inset-right),clamp(12px,4vw,18px));background:var(--bg)}.card{width:min(480px,100%);background:var(--panel);border:1px solid var(--border);border-radius:28px;box-shadow:0 4px 20px var(--shadow-elevated);overflow:hidden;display:flex;flex-direction:column}.cardHeader{padding:24px 24px 0;display:flex;gap:12px;align-items:center}.cardBody{padding:24px}.brand{font-weight:500;font-size:22px;color:var(--text)}.tag{color:var(--text-secondary);font-size:14px;background:var(--surface);padding:4px 10px;border-radius:999px}.page{width:100%;max-width:800px;margin:0 auto;padding:40px 24px;display:flex;flex-direction:column;flex:1;overflow-y:auto}.pageHeader{display:flex;align-items:flex-start;justify-content:space-between;gap:12px;margin-bottom:24px}.pageTitle{font-size:24px;font-weight:500;color:var(--text)}.pageSubtitle{font-size:14px;color:var(--text-secondary);margin-top:4px}.panel{background:var(--panel);border:1px solid var(--border);border-radius:12px}.uploadDropZone{border:1px dashed var(--border);border-radius:10px;padding:12px;background:transparent;transition:border-color .15s ease,box-shadow .15s ease,background .15s ease;cursor:pointer}.uploadDropZoneActive{border-color:var(--accent);background:var(--surface2);box-shadow:0 0 0 1px var(--accent)}.uploadDropZonePlus{width:34px;height:34px;border-radius:999px;display:inline-flex;align-items:center;justify-content:center;border:1px solid var(--border);background:var(--btn-bg);color:var(--text);cursor:pointer;transition:background .15s ease,border-color .15s ease,box-shadow .15s ease,transform .08s ease}.uploadDropZonePlus:hover{background:var(--btn-hover-bg)}.uploadDropZonePlus:active{transform:translateY(1px)}.uploadDropZonePlus:disabled{opacity:.6;cursor:default}.uploadImagesPreviewGrid{display:grid;grid-template-columns:repeat(auto-fill,minmax(84px,1fr));gap:10px;width:100%;margin-top:10px}.uploadImagesPreviewItem{position:relative;border-radius:10px;border:1px solid var(--border);background:var(--btn-bg);overflow:hidden;aspect-ratio:1 / 1}.uploadImagesPreviewItem img{width:100%;height:100%;object-fit:cover;display:block}.uploadImagesPreviewRemove{appearance:none;position:absolute;top:6px;right:6px;width:28px;height:28px;border-radius:999px;border:1px solid var(--border);background:#00000059;color:#fff;cursor:pointer;display:inline-flex;align-items:center;justify-content:center}.uploadImagesPreviewRemove:hover{background:#00000080}.uploadImagesPreviewMeta{position:absolute;left:0;right:0;bottom:0;padding:6px 8px;font-size:12px;line-height:1.2;color:#fff;background:linear-gradient(to top,#0000009e,#0000);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.list{display:flex;flex-direction:column;gap:8px}.listRow{display:flex;justify-content:space-between;gap:12px;padding:16px;border:1px solid var(--border);border-radius:12px;background:var(--panel);align-items:center}.btn{appearance:none;border:1px solid var(--border);background:var(--btn-bg);color:var(--text);padding:8px 16px;border-radius:20px;font-size:14px;cursor:pointer;transition:all .2s}.btn:hover{background:var(--btn-hover-bg)}.btnPrimary{background:var(--accent);color:#fff;border:none}.btnPrimary:hover{background:var(--accent-hover);box-shadow:0 1px 2px var(--shadow-strong)}.btnStable{position:relative;display:inline-flex;align-items:center;justify-content:center}.btnLabelHidden{visibility:hidden}.btnSpinnerOverlay{position:absolute;inset:0;display:flex;align-items:center;justify-content:center}.input{width:100%;border:1px solid var(--border);background:var(--input-bg);color:var(--text);border-radius:8px;padding:10px 12px;outline:none}.input:focus{border-color:var(--accent);box-shadow:0 0 0 2px var(--focus-ring)}.input::placeholder{color:var(--muted)}.exportFormatSelect{width:104px;padding-right:16px}.markdown{color:var(--text);line-height:1.55;font-size:14px;-webkit-user-select:text;user-select:text}.markdown :where(h1,h2,h3){line-height:1.25;margin:16px 0 10px}.markdown :where(h1){font-size:22px}.markdown :where(h2){font-size:18px}.markdown :where(h3){font-size:16px}.markdown :where(p){margin:10px 0}.markdown :where(code){font-family:ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,Liberation Mono,Courier New,monospace;font-size:.95em;background:var(--code-bg);padding:2px 6px;border-radius:6px}.markdown :where(pre){background:var(--code-bg);padding:12px;border-radius:10px;overflow:auto}.markdown :where(pre code){background:transparent;padding:0}.markdown :where(a){color:var(--accent);text-decoration:underline}.markdown :where(blockquote){margin:12px 0;padding:10px 12px;border-left:4px solid var(--border);background:var(--blockquote-bg)}.markdown :where(table){width:100%;border-collapse:collapse;margin:12px 0}.markdown :where(th,td){border:1px solid var(--border);padding:8px 10px;vertical-align:top}.markdown :where(th){background:var(--table-header-bg);font-weight:600}.markdown :where(.katex){color:inherit;font-size:1.06em;line-height:1.25}.markdown :where(.katex-display){text-align:center;margin:14px 0;overflow-x:auto;overflow-y:hidden}.markdown :where(.katex-display>.katex){text-align:center;font-size:1.05em}.fileViewerScroll .markdown,.chatBubble .markdown{font-size:15px;line-height:1.6}.dmChartWrap{margin:16px 0;padding:0;border:0;text-align:center}.dmChartTitle{font-size:13px;color:var(--text-secondary);margin:0 0 6px}.dmChartFrame{display:inline-block;max-width:100%;border-radius:12px;border:1px solid var(--border);overflow:hidden;background:var(--hover-overlay)}.dmChartFrame svg{display:block;width:auto;min-width:480px;max-width:100%;height:auto;min-height:200px}.dmChartFrame .dmChartLight{display:contents}.dmChartFrame .dmChartDark{display:none}@media(prefers-color-scheme:dark){.dmChartFrame .dmChartLight{display:none}.dmChartFrame .dmChartDark{display:contents}}.webpageBannerWrap{display:flex;align-items:center;gap:12px;padding:12px 16px;margin:12px 0 4px;border-radius:12px;border:1px solid var(--color-border, rgba(0,0,0,.08));background:var(--surface);cursor:pointer;transition:background .15s ease}.webpageBannerWrap:hover{background:var(--surface-hover)}.webpageBannerIcon{flex-shrink:0;opacity:.6}.webpageBannerText{flex:1;min-width:0}.webpageBannerTitle{font-size:14px;font-weight:600;line-height:1.3;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.webpageBannerDesc{font-size:12px;opacity:.6;line-height:1.4;overflow:hidden;text-overflow:ellipsis;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;margin-top:2px}.webpageBannerArrow{flex-shrink:0;opacity:.4}.webpageViewerOverlay{position:fixed;inset:0;z-index:1000;background:#00000080;display:flex;align-items:center;justify-content:center;padding:24px}.webpageViewerPanel{background:var(--color-bg, #fff);border-radius:16px;overflow:hidden;display:flex;flex-direction:column;width:100%;max-width:1200px;height:90vh;box-shadow:0 24px 48px #00000029}.webpageViewerToolbar{display:flex;align-items:center;justify-content:space-between;padding:12px 16px;border-bottom:1px solid var(--color-border, rgba(0,0,0,.08));flex-shrink:0}.webpageViewerToolbarTitle{font-size:15px;font-weight:600;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.webpageViewerCloseBtn{background:none;border:none;cursor:pointer;padding:4px;border-radius:6px;display:flex;align-items:center;justify-content:center;opacity:.6;transition:opacity .15s ease}.webpageViewerCloseBtn:hover{opacity:1}.webpageViewerIframe{flex:1;border:none;width:100%}@media(max-width:768px){.webpageViewerOverlay{padding:0}.webpageViewerPanel{border-radius:0;max-width:100%;height:100vh;height:100dvh}}@media(prefers-color-scheme:dark){.webpageBannerWrap{border-color:#ffffff1a}.webpageBannerWrap:hover{background:var(--surface-hover)}.webpageViewerPanel{background:var(--color-bg, #1a1a1a)}.webpageViewerToolbar{border-bottom-color:#ffffff1a}}
