@font-face{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-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-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-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-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-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-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-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-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-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-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-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-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-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-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-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-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-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-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-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:"0.16.22"}.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:dark}:root{--bg: #000000;--text: rgba(255,255,255,.92);--text-muted: rgba(255,255,255,.6);--stroke: rgba(255,255,255,.12);--panel: rgba(255,255,255,.05);--accent: #ffffff;--header-h: 88px;--rail: 64px;--row: 30px;--icon: 18px;--sidebar-width-open: 280px;--sidebar-link-pr: 6px;--sidebar-anim: .65s;--avatar: 28px;--search-pill-height: 42px;--cards-main-card-min: 280px;--cards-main-search-min: 240px;--cards-sidebar-search-min: 0px;--cards-columns-gap: 20px;--glass-bg: var(--panel);--glass-bg-strong: rgba(16,20,28,.9);--glass-border: var(--stroke);--glass-shadow: 0 2px 8px rgba(0,0,0,.25)}*{box-sizing:border-box}html,body,#root{height:100%}body{margin:0;font-family:ui-sans-serif,system-ui,-apple-system,Segoe UI,Roboto,Helvetica,Arial;background:var(--bg);color:var(--text);overflow:auto}a{color:#1d4ed8;text-decoration:none}a:hover{text-decoration:underline}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}.hero{position:relative;min-height:100vh;display:flex;align-items:center;justify-content:center;padding:64px 20px;overflow:hidden}.chat-hero{align-items:stretch;justify-content:center;padding:0}.chat-hero .hero-content{height:100dvh;min-height:100vh;width:100%;display:flex;align-items:stretch;justify-content:center}.landing-hero,.login-hero{overflow:visible}.landing-hero .hero-content,.login-hero .hero-content{height:auto;min-height:100vh;padding-top:calc(var(--header-h) + 8px)}.landing-hero-section{margin-top:16px;padding:28px 24px;display:grid;grid-template-columns:minmax(0,1.15fr) minmax(0,.85fr);gap:24px;align-items:center}.landing-hero-copy{display:flex;flex-direction:column;gap:16px}.landing-hero-copy ul{margin:12px 0 0;padding-left:18px}.landing-hero-copy .cta{margin-top:18px;display:flex;gap:12px;flex-wrap:wrap}.landing-hero-copy .cta .btn{white-space:nowrap}.landing-hero-media{display:flex;justify-content:center}.landing-hero-device{border:1px solid var(--glass-border);border-radius:16px;padding:10px;background:#ffffff0f;max-width:320px;width:100%}.landing-hero-device img{display:block;width:100%;height:auto;border-radius:12px}.landing-kpi-card{display:flex;flex-direction:column;gap:12px}.landing-kpis{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px}.landing-feature-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px;margin-top:16px}.landing-final-cta{margin-top:16px;text-align:center}.landing-final-cta-buttons{justify-content:center;gap:12px;flex-wrap:wrap}.landing-final-cta-buttons .btn{white-space:nowrap}.hero h1{font-size:clamp(28px,5vw,56px);margin:0 0 8px}.hero p{opacity:.8;margin:0 0 24px}.hero .cta{display:flex;gap:12px}.btn{padding:10px 14px;border-radius:10px;border:1px solid var(--glass-border);background:transparent;color:var(--text);cursor:pointer}.btn.primary{background:#fff;color:#000;border:1px solid rgba(255,255,255,.9)}.btn.success{background:#10b981;color:#071b12;border:1px solid #34d399}.btn.success:hover{filter:brightness(1.05)}.btn.dark{background:#0a0a0a;color:#fff;border:1px solid #0a0a0a}.btn.pill{border-radius:999px;padding:14px 18px;font-weight:600}.canvas-wrap{position:fixed;top:0;right:0;bottom:0;left:0;z-index:0}.canvas-wrap canvas{width:100%;height:100%;display:block}.hero-content{position:relative;z-index:1;text-align:center;max-width:840px}.site-header{position:fixed;top:0;left:0;right:0;height:var(--header-h);display:flex;align-items:center;gap:12px;padding:10px 16px;z-index:1000;background:var(--glass-bg);border-bottom:1px solid var(--glass-border);backdrop-filter:blur(10px) saturate(140%);-webkit-backdrop-filter:blur(10px) saturate(140%)}.site-header .brand{display:flex;align-items:center;gap:10px;font-weight:700;font-size:18px;color:var(--text);text-decoration:none}.site-header .spacer{margin-left:auto}.site-header .brand img{height:clamp(40px,8vw,80px);width:auto;display:block}.hero-content.sidebar-space{margin-left:var(--sidebar-width-open);transition:margin-left var(--sidebar-anim) cubic-bezier(.4,0,.2,1)}.card{background:#ffffffd9;-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px);border:1px solid #e5e7eb;border-radius:14px;padding:16px}.auth-card.card{background:var(--glass-bg-strong);color:#e6f2ff;border:1px solid var(--glass-border);backdrop-filter:blur(14px) saturate(160%);-webkit-backdrop-filter:blur(14px) saturate(160%);box-shadow:var(--glass-shadow)}.login-hero{--bg: #f7f7f8;--text:#111;--text-muted:#6b7280;--glass-border: rgba(0,0,0,.1);--panel: rgba(255,255,255,.75);background:var(--bg)}.login-hero .hero-content{color:var(--text)}.login-box{background:#fff;border:1px solid rgba(0,0,0,.1);border-radius:16px;padding:28px;box-shadow:0 10px 30px #0000000a;width:min(92vw,560px)}.login-box .brand{display:flex;align-items:center;gap:8px;color:#111;margin-bottom:12px}.login-title{margin:8px 0 6px;font-size:28px;line-height:1.25;color:#111}.login-sub{margin:0 0 12px;color:#6b7280}.input-label{font-size:12px;color:#6b7280;margin-bottom:4px}.input-pill{width:100%;padding:14px 16px;border-radius:999px;border:2px solid #e5e7eb;outline:none;background:#fff;color:#111}.input-pill:focus{border-color:#6366f1;box-shadow:0 0 0 3px #6366f126}.login-box .input-pill{background:#fff;color:#111;border:2px solid #e5e7eb;height:auto;padding:14px 16px}.login-box .btn.pill{width:100%}.divider{display:flex;align-items:center;gap:10px;color:#6b7280;font-size:12px}.divider:before,.divider:after{content:"";flex:1;height:1px;background:#00000014}.social-btn{width:100%;display:flex;align-items:center;gap:10px;justify-content:center;padding:12px 14px;border:1px solid rgba(0,0,0,.1);background:#fff;color:#111;border-radius:999px;cursor:pointer}.social-btn .icon{display:inline-flex;align-items:center;justify-content:center}.policy-links{text-align:center;font-size:12px;color:#6b7280;margin-top:4px}.stack{display:flex;flex-direction:column;gap:12px}.chat-layout{width:100%;max-width:1400px;height:100dvh;min-height:100vh;margin:0 auto;position:relative;display:flex}.chat-layout>.main{flex:1;height:100%;display:flex;justify-content:center;padding:20px 24px;transition:margin-left var(--sidebar-anim) cubic-bezier(.4,0,.2,1)}.chat-fab,.chat-sheet,.chat-sheet-backdrop{display:none}.study-grid{width:100%;height:100%;display:grid;grid-template-columns:minmax(0,1fr) clamp(240px,28%,420px);gap:16px;align-items:stretch}.learn-pane{min-width:0;display:flex;flex-direction:column;align-items:stretch;justify-content:flex-start;padding:32px 24px;gap:16px}.review-panel{flex:1;display:flex;align-items:stretch;justify-content:center}.review-panel.empty{max-width:min(1040px,100%);min-height:480px;padding:36px;border-radius:20px;border:1px solid rgba(255,255,255,.12);background:linear-gradient(135deg,#161c26d1,#10141cb8);box-shadow:0 24px 48px #00000059;text-align:center;display:flex;flex-direction:column;gap:18px;justify-content:center;align-items:center}.review-panel.empty h2{font-size:28px;margin:0}.review-panel.empty p{margin:0;color:var(--text-muted);max-width:420px}.chat-pane{min-width:0;min-height:0;height:100%;display:flex;flex-direction:column;align-items:stretch;justify-content:center;padding:24px 16px;overflow:hidden}.chat-shell{flex:1;min-height:0;display:flex}.chat-shell>.chat{flex:1;min-height:0;display:flex;flex-direction:column}.chat{display:flex;flex-direction:column;gap:2px;width:100%;flex:1;min-height:0;overflow-y:auto;-webkit-overflow-scrolling:touch}.pane-scroll{width:100%;height:100%;overflow-y:auto;overflow-x:hidden;-webkit-overflow-scrolling:touch;display:flex;justify-content:center;align-items:flex-start;padding:12px 16px}.chat-input-area{width:100%;max-width:840px;margin:0 auto;display:flex;flex-direction:column;gap:8px;position:sticky;bottom:0;padding-bottom:env(safe-area-inset-bottom)}.chat-messages{width:100%;max-width:840px;margin:0 auto}.chat-messages{flex:1;overflow:visible;padding:12px 8px;padding-bottom:calc(48px + env(safe-area-inset-bottom));display:flex;flex-direction:column;justify-content:flex-end;gap:8px;position:relative}.chat-messages:before{content:none}.chat-messages.dim{filter:none;opacity:1;transition:filter .2s ease,opacity .2s ease;pointer-events:none}.chat.reviewing .chips-row{opacity:.5}.chat-mode{width:100%;max-width:840px;margin:6px auto 0;position:sticky;top:0;z-index:5;display:flex;align-items:center;justify-content:center;gap:8px;padding:6px 10px;background:var(--glass-bg);border:1px solid var(--glass-border);border-radius:12px;backdrop-filter:blur(12px) saturate(140%);-webkit-backdrop-filter:blur(12px) saturate(140%);box-shadow:none}.chat-mode .mode-text{font-size:12px;color:var(--text-muted);letter-spacing:.06em;text-transform:uppercase}.message-row{display:flex}@keyframes bubble-in{0%{opacity:0;transform:translateY(8px) scale(.98);filter:blur(6px)}to{opacity:1;transform:none;filter:none}}@keyframes typing-pulse{0%{box-shadow:0 2px 10px #0003;transform:translateY(0) scale(1)}50%{box-shadow:0 4px 16px #00000047;transform:translateY(-1px) scale(1.01)}to{box-shadow:0 2px 10px #0003;transform:translateY(0) scale(1)}}.message-row .message{transition:filter .28s ease,opacity .28s ease,transform .28s ease;animation:bubble-in .24s cubic-bezier(.2,.7,.2,1) both;will-change:transform,opacity,filter;font-size:15px;line-height:1.55}.message{max-width:70%;padding:12px 14px;border-radius:12px;white-space:pre-line;word-break:break-word;line-height:1.55;box-shadow:none;border:1px solid var(--glass-border);background:transparent;position:relative;overflow:hidden}.chat-messages.review-mode .message{max-width:90%}.message.user{margin-left:auto;color:#0b0b0b;background:#ffffffdb;border:1px solid rgba(255,255,255,.65);box-shadow:0 8px 22px #0000003d;backdrop-filter:blur(12px) saturate(160%);-webkit-backdrop-filter:blur(12px) saturate(160%)}.message.assistant{margin-right:auto;background:#10141c9e;color:var(--text);border:1px solid rgba(255,255,255,.12);backdrop-filter:blur(14px) saturate(180%);-webkit-backdrop-filter:blur(14px) saturate(180%);box-shadow:0 2px 12px #00000047}.message.assistant.typing{animation:bubble-in .24s cubic-bezier(.2,.7,.2,1) both,typing-pulse 1.2s ease-in-out .24s infinite}.message .math-block{margin:2px 0}.message .katex{font-size:1em;white-space:nowrap}.message .katex-display{margin:2px 0;white-space:normal;overflow-x:auto}@keyframes dot-bounce{0%,80%,to{transform:translateY(0) scale(1);opacity:.45}40%{transform:translateY(-2px) scale(1.12);opacity:.95}}.message.assistant.typing .typing-dots{display:inline-flex;gap:6px;align-items:center;min-height:1em}.message.assistant.typing .typing-dots .dot{width:6px;height:6px;border-radius:50%;background:currentColor;opacity:.6;animation:dot-bounce 1.2s infinite ease-in-out}.message.assistant.typing .typing-dots .dot:nth-child(1){animation-delay:0s}.message.assistant.typing .typing-dots .dot:nth-child(2){animation-delay:.15s}.message.assistant.typing .typing-dots .dot:nth-child(3){animation-delay:.3s}@media (max-width: 1023px){.chat-layout{min-height:100dvh}.chat-layout>.main{padding:20px 18px 40px;justify-content:flex-start;align-items:stretch}.study-mobile-container{position:relative;width:100%;min-height:calc(100dvh - var(--header-h));display:flex;flex-direction:column;gap:18px}.study-mobile-review{flex:1;min-height:0;overflow:auto;padding-bottom:calc(140px + env(safe-area-inset-bottom))}.chat-fab{display:flex;position:fixed;right:24px;bottom:calc(24px + env(safe-area-inset-bottom));width:62px;height:62px;border-radius:999px;align-items:center;justify-content:center;border:1px solid var(--glass-border);background:#10141cd1;color:var(--text);box-shadow:0 14px 34px #00000061;z-index:130;transition:transform .22s ease,background .22s ease;backdrop-filter:blur(18px) saturate(170%);-webkit-backdrop-filter:blur(18px) saturate(170%)}.study-mobile-container .chat-fab{bottom:calc(148px + env(safe-area-inset-bottom))}.chat-fab.open{background:#ffffff29;transform:rotate(45deg)}.chat-fab svg{pointer-events:none}.chat-sheet-backdrop{display:block;position:fixed;top:0;right:0;bottom:0;left:0;background:#0000006b;opacity:0;pointer-events:none;transition:opacity .24s ease;z-index:140}.chat-sheet-backdrop.open{opacity:1;pointer-events:auto}.chat-sheet{display:flex;position:fixed;left:0;right:0;bottom:0;height:66vh;max-height:calc(100dvh - 120px);transform:translateY(104%);transition:transform .28s ease;background:#0c1018f0;border-top-left-radius:24px;border-top-right-radius:24px;border:1px solid rgba(255,255,255,.14);box-shadow:0 -24px 48px #00000073;backdrop-filter:blur(26px) saturate(190%);-webkit-backdrop-filter:blur(26px) saturate(190%);flex-direction:column;z-index:150;pointer-events:none}.chat-sheet.open{transform:translateY(0);pointer-events:auto}.chat-sheet[aria-hidden=true]{pointer-events:none}.chat-sheet-handle{width:60px;height:5px;border-radius:999px;background:#ffffff42;align-self:center;margin:12px 0 8px}.chat-sheet-body{flex:1;min-height:0;display:flex;flex-direction:column;padding:0 16px 16px}.chat-sheet-body .chat-shell{flex:1;min-height:0}.chat-sheet-body .chat{max-width:100%}.study-mobile-container .review-panel{width:100%}.study-mobile-container .review-panel.empty{min-height:340px;padding:30px 22px}}@media (max-width: 639px){.hero{padding:42px 16px}.chat-layout>.main{padding:16px 12px 32px}.study-mobile-container{gap:16px}.study-mobile-review{padding-bottom:calc(110px + env(safe-area-inset-bottom))}.chat-fab{right:18px;bottom:calc(18px + env(safe-area-inset-bottom));width:56px;height:56px}.study-mobile-container .chat-fab{bottom:calc(124px + env(safe-area-inset-bottom))}.chat-sheet{height:70vh;max-height:calc(100dvh - 96px)}.chat-sheet-body{padding:0 12px 12px}}@media (prefers-reduced-motion: reduce){.message.assistant.typing{animation:bubble-in .24s cubic-bezier(.2,.7,.2,1) both}.message.assistant.typing .typing-dots .dot{animation:none;opacity:.6}}.message.review{max-width:100%;padding:0;border:none;background:transparent;box-shadow:none}.typing{opacity:.8;font-size:14px}.chat-input{display:flex;flex-direction:column;gap:10px;align-items:stretch;background:var(--glass-bg);border:1px solid var(--glass-border);border-radius:12px;padding:10px;box-shadow:none;padding-bottom:calc(10px + env(safe-area-inset-bottom));backdrop-filter:blur(12px) saturate(140%);-webkit-backdrop-filter:blur(12px) saturate(140%)}.chat-input-main{display:flex}.chat-input textarea{flex:1;border:1px solid transparent;outline:none;resize:none;min-height:46px;max-height:200px;background:#ffffff05;color:#f8fafc;font:inherit;padding:10px 12px;border-radius:10px;transition:border .2s ease,box-shadow .2s ease,background .2s ease}.chat-input textarea:focus{border-color:#ffffff47;box-shadow:0 0 0 2px #ffffff24;background:#ffffff0f}.chat-input textarea::placeholder{color:#f8fafc99}.chat-input-footer{display:flex;align-items:center;justify-content:space-between;gap:10px}.chat-input-left,.chat-input-right{display:flex;align-items:center;gap:8px}.chat-input-plus{width:36px;height:36px;display:flex;align-items:center;justify-content:center;border-radius:8px;border:1px solid var(--glass-border);background:transparent;color:var(--text);font-size:22px;line-height:1;cursor:pointer;transition:background .2s ease,opacity .2s ease}.chat-input-plus:hover{background:#ffffff14}.chat-input-plus:active{background:#ffffff1f}.auth-banner{display:flex;align-items:center;gap:10px;padding:10px 14px;border-radius:12px;border:1px solid var(--glass-border);background:#0f172a73;backdrop-filter:blur(12px) saturate(160%);-webkit-backdrop-filter:blur(12px) saturate(160%);color:#e2e8f0;font-size:14px;margin:8px 0 20px;box-shadow:var(--glass-shadow)}.auth-banner-spinner{width:14px;height:14px;border-radius:50%;border:2px solid rgba(226,232,240,.45);border-top-color:#fff;animation:auth-spin .9s linear infinite}.auth-toast{position:fixed;top:20px;right:20px;z-index:1200;background:#0f172ae0;border:1px solid rgba(148,163,184,.45);color:#e2e8f0;padding:14px 18px;border-radius:12px;box-shadow:0 10px 30px #02061759;max-width:320px;font-size:14px;line-height:1.5}.chip.disabled{opacity:.55;pointer-events:none}@keyframes auth-spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}.stop-btn{width:40px;height:40px;display:flex;align-items:center;justify-content:center;border-radius:999px;background:#ffffff14;color:#fff;border:1px solid var(--glass-border);margin-left:6px;box-shadow:var(--glass-shadow)}.stop-btn:hover{background:#ffffff1f}.stop-btn svg{width:18px;height:18px}.sound-btn{width:36px;height:36px;display:flex;align-items:center;justify-content:center;border-radius:8px;background:transparent;color:#fff;border:1px solid var(--glass-border);opacity:.9}.sound-btn[aria-pressed=true]{background:#ffffff14}.sound-btn:hover{opacity:1}.sound-btn svg{width:18px;height:18px}.mic-btn{width:36px;height:36px;display:flex;align-items:center;justify-content:center;border-radius:8px;background:transparent;color:#fff;border:1px solid var(--glass-border);opacity:.9}.mic-btn:hover{opacity:1}.mic-btn svg{width:18px;height:18px}.send-btn{width:40px;height:40px;display:flex;align-items:center;justify-content:center;border-radius:999px;background:#fff;color:#000;border:1px solid rgba(255,255,255,.9);cursor:pointer;box-shadow:none}.send-btn:disabled{opacity:.5;cursor:not-allowed}.send-btn svg{width:18px;height:18px}.review-overlay{position:fixed;top:0;right:0;bottom:0;left:0;display:flex;align-items:center;justify-content:center;padding:20px;background:radial-gradient(120% 80% at 50% 0%,#ffffff0a,#0000 60%);z-index:100}.inline-review{width:100%;height:100%;display:flex}.review-pane{width:100%;height:100%;display:flex;flex-direction:column;gap:18px;padding:24px;border-radius:18px;border:1px solid var(--glass-border);background:var(--glass-bg);color:var(--text);box-shadow:var(--glass-shadow);backdrop-filter:blur(18px) saturate(160%);-webkit-backdrop-filter:blur(18px) saturate(160%)}.review-pane-inline{box-shadow:none}.review-pane.review-pane-inline{width:min(100%,860px);margin:0 auto}.review-pane-header{display:flex;align-items:flex-start;justify-content:space-between;gap:16px}.review-pane-heading{display:flex;flex-direction:column;gap:4px}.review-pane-title-row{display:flex;align-items:center;gap:12px;flex-wrap:wrap}.review-pane-title{font-size:20px;font-weight:600}.review-finish-actions{display:flex;flex-wrap:wrap;gap:12px;justify-content:center}.review-finish-btn.secondary{background:#ffffff14;border-color:#ffffff47;box-shadow:none}.review-finish-btn.secondary:hover{background:#ffffff1f}.review-edit-modal{width:min(92vw,600px)}.review-edit-modal .edit-field{display:flex;flex-direction:column;gap:6px;margin-top:12px}.review-edit-modal .edit-field textarea{width:100%;min-height:80px;padding:10px 12px;border-radius:10px;border:1px solid var(--glass-border);background:#ffffff0a;color:var(--text);font:inherit;resize:vertical}.review-edit-modal .edit-field textarea:focus{outline:none;border-color:#fff6;box-shadow:0 0 0 2px #ffffff2e;background:#ffffff14}.review-edit-modal .edit-field-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(160px,1fr));gap:12px}.review-edit-modal .edit-field-grid textarea{min-height:60px}.modal-actions{display:flex;justify-content:flex-end;gap:10px;margin-top:20px}.side-action.primary{background:#2563eb;color:#fff;border-color:transparent}.side-action.primary:hover{filter:brightness(1.04)}.review-refresh-note{font-size:12px;color:var(--text-muted);display:flex;align-items:center;gap:6px}.review-pane-remaining{font-size:13px;color:var(--text-muted)}.deck-create-modal{width:100%;max-width:none;padding:56px 64px;display:flex;flex-direction:column;gap:36px}.deck-create-form fieldset{border:none;padding:0;margin:0;display:flex;flex-direction:column;gap:28px;width:100%;min-width:0}.deck-create-grid{display:grid;gap:20px}.deck-create-field{display:flex;flex-direction:column;gap:10px;font-size:14px;color:var(--text)}.deck-create-field span{font-weight:600;color:var(--text);letter-spacing:.01em}.deck-create-field input,.deck-create-field select,.deck-create-field textarea{width:100%;border-radius:12px;border:1px solid var(--glass-border);background:#ffffff0f;color:var(--text);padding:16px 20px;font:inherit}.deck-create-field.has-error input{border-color:#f871718c;box-shadow:0 0 0 2px #f871712e}.deck-create-field textarea{resize:vertical;min-height:110px}.deck-create-field select{-webkit-appearance:none;-moz-appearance:none;appearance:none;background-image:linear-gradient(45deg,transparent 50%,rgba(255,255,255,.7) 50%),linear-gradient(135deg,rgba(255,255,255,.7) 50%,transparent 50%);background-position:calc(100% - 18px) calc(50% - 3px),calc(100% - 13px) calc(50% - 3px);background-size:6px 6px,6px 6px;background-repeat:no-repeat;padding-right:34px}.deck-create-inline-error{font-size:12px;color:#fca5a5}.deck-create-error{color:#f87171;background:#f871711f;border:1px solid rgba(248,113,113,.38);padding:10px 12px;border-radius:10px;font-size:13px}.deck-create-actions{display:flex;justify-content:flex-end;gap:12px}.card-manual-layout{display:grid;grid-template-columns:minmax(0,1fr) minmax(380px,520px);gap:32px;align-items:start}.card-manual-fields{display:grid;gap:20px;min-width:0}.card-manual-preview{min-width:380px;max-width:520px;width:100%;display:flex;flex-direction:column}.card-manual-layout .manual-card-preview{margin-top:0}.card-manual-preview .review-progress-card{pointer-events:none}.card-manual-preview .review-progress-card+.review-card-area{margin-top:20px}.card-manual-preview .review-card-area{width:100%;padding-bottom:0;align-items:flex-start}.card-manual-preview .review-card-stack{width:100%}.card-manual-preview .review-card-text{display:block;text-align:left;margin:0 auto}.card-manual-preview .review-card-text .math-block{text-align:left}.card-math-hint{border-radius:14px;border:1px solid rgba(148,163,184,.45);background:#0f172a99;padding:16px 18px;display:flex;flex-direction:column;gap:10px;font-size:13px;color:var(--text);box-shadow:0 12px 28px #080d1d59;backdrop-filter:blur(16px) saturate(150%);-webkit-backdrop-filter:blur(16px) saturate(150%)}.card-math-hint-title{font-weight:600;letter-spacing:.04em;text-transform:uppercase;font-size:12px;color:var(--text-muted)}.card-math-hint ul{margin:0;padding-left:18px;display:flex;flex-direction:column;gap:6px}.card-math-hint code{font-family:Fira Code,SFMono-Regular,Menlo,Consolas,Liberation Mono,monospace;font-size:12px;background:#0f172ae6;padding:2px 4px;border-radius:6px}.card-math-hint-footer{font-size:12px;color:var(--text-muted)}.manual-card-preview{margin-top:16px;display:flex;flex-direction:column;gap:20px;border:none;border-radius:18px;background:transparent;box-shadow:none;padding:0}.manual-card-preview-label{font-size:12px;font-weight:600;color:var(--text-muted);letter-spacing:.06em;text-transform:uppercase}.manual-card-preview-body{display:flex;flex-direction:column;gap:14px}.card-preview-code{margin:0;padding:12px 14px;border-radius:12px;background:#0f172ad9;color:#f8fafc;font-family:Fira Code,SFMono-Regular,Menlo,Consolas,Liberation Mono,monospace;font-size:13px;line-height:1.6;overflow:auto}.card-preview-empty{font-size:12px;color:var(--text-muted)}.manual-card-preview .card-control-btn{pointer-events:none}.manual-card-preview .card-control-btn:disabled{opacity:.35}.manual-card-preview .card-control-btn svg{pointer-events:none}.manual-card-preview .review-rating-buttons{pointer-events:none}.review-rating-buttons-preview{margin-top:22px;gap:12px}.manual-card-preview .review-rating-button{flex:1 1 0;min-width:0;cursor:default}.preview-tags-container{margin-top:16px;display:flex;flex-direction:column;gap:6px;text-align:left}.preview-tags-label{font-size:12px;letter-spacing:.05em;text-transform:uppercase;color:var(--text-muted)}.preview-tags-list{display:flex;flex-wrap:wrap;gap:6px}.preview-tags-placeholder{font-size:12px;color:var(--text-muted);background:#94a3b81f;border:1px dashed rgba(148,163,184,.3);border-radius:8px;padding:6px 8px}.card-action-tabs{display:flex;align-items:center;gap:10px;margin-bottom:12px}.card-action-tabs button{padding:8px 14px;border-radius:999px;border:1px solid var(--glass-border);background:transparent;color:var(--text);cursor:pointer}.card-action-tabs button.active{background:#fff;color:#000;border:1px solid rgba(255,255,255,.9)}.card-modal-header-row{display:flex;align-items:center;justify-content:space-between;gap:20px}.card-import-help{font-size:12px;color:var(--text-muted)}.card-import-preview{border:1px solid var(--glass-border);border-radius:12px;background:#ffffff0a;max-height:200px;overflow:auto;padding:12px;display:grid;gap:6px}.card-import-preview-row{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:8px;font-size:12px;padding:6px;border-radius:10px;background:#ffffff08}.card-import-preview-row span{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.card-modal{width:100%;max-width:none;padding:56px 64px;display:flex;flex-direction:column;gap:40px}.card-modal textarea,.card-modal input{width:100%;border-radius:14px;border:1px solid var(--glass-border);background:#ffffff12;color:var(--text);padding:16px 20px;font:inherit}.card-modal textarea{resize:vertical;min-height:112px}.card-modal .dual-input{display:grid;gap:20px;grid-template-columns:repeat(2,minmax(0,1fr))}.card-modal-actions{display:flex;justify-content:flex-end;gap:12px}.card-import-mapping{margin-top:24px;padding:32px 36px;border-radius:18px;border:1px solid var(--glass-border);background:#ffffff0a;display:flex;flex-direction:column;gap:28px;width:100%;max-width:100%;min-width:0}.card-import-table-wrap{width:100%;max-width:100%;height:640px;padding:16px;border-radius:16px;background:#ffffff0a;overflow:hidden;position:relative;flex:1 1 auto;min-width:0}.card-import-table-scroller{width:100%;max-width:100%;height:100%;overflow-x:auto;overflow-y:auto;min-width:0}.card-import-table-scroller.is-empty{overflow:hidden}.card-import-table-scroller::-webkit-scrollbar{height:8px;width:8px}.card-import-table-scroller::-webkit-scrollbar-thumb{background:#ffffff2e;border-radius:999px}.card-import-table-scroller::-webkit-scrollbar-track{background:transparent}.card-import-table{width:max-content;border-collapse:separate;border-spacing:0;table-layout:fixed}.card-import-table.is-empty{width:100%;height:100%}.card-import-table-placeholder{min-width:100%;padding:20px 24px;text-align:center}.card-import-table-placeholder .column-name{white-space:normal;overflow:visible;text-overflow:clip}.card-import-table-placeholder-text{margin:6px 0 0;font-size:13px;color:var(--text-muted)}.card-import-table-empty-cell{text-align:center}.card-import-table-empty-cell-placeholder{white-space:normal;overflow:visible;text-overflow:clip;padding:24px;font-size:13px;color:var(--text-muted)}.card-import-progress{margin-top:16px;font-size:13px;color:var(--text-muted)}.card-import-status{margin-top:10px;font-size:14px;font-weight:600;color:#34d399}.card-import-table-wrap::-webkit-scrollbar-thumb{background:#ffffff2e;border-radius:999px}.card-import-table thead th{position:sticky;top:0;z-index:2;padding:14px 24px;text-align:left;border-bottom:1px solid rgba(255,255,255,.12);background:#202020e6;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px)}.card-import-table thead .column-name{font-weight:600;margin-bottom:10px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.card-import-table thead select{width:100%;border-radius:12px;border:1px solid var(--glass-border);background:#ffffff12;color:var(--text);padding:12px 16px;font:inherit}.card-import-select-column{width:64px;min-width:64px;padding:14px 8px;text-align:center;vertical-align:top}.card-import-select-cell{width:64px;min-width:64px;padding:16px 8px;text-align:center;vertical-align:middle}.card-import-select-inner{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:10px;width:100%;height:100%}.card-import-select-label{visibility:hidden;height:1em}.card-import-checkbox{margin:0;width:20px;height:20px;accent-color:#60a5fa;background-color:#ffffff0f;border-radius:4px;border:1px solid rgba(255,255,255,.35);cursor:pointer}.card-import-checkbox:focus-visible{outline:2px solid rgba(191,219,254,.85);outline-offset:2px}.card-import-checkbox:disabled{opacity:.45;cursor:not-allowed}.card-import-table tbody td{padding:16px 24px;border-bottom:1px solid rgba(255,255,255,.08);font-size:14px;color:var(--text);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:260px}.card-import-table tbody tr:nth-child(2n){background:#ffffff08}.card-import-row-disabled{opacity:.55}.card-import-table tfoot td{padding:12px 16px;font-size:12px;color:var(--text-muted)}.csv-upload-box{border:1px dashed var(--glass-border);border-radius:12px;padding:18px;display:flex;flex-direction:column;gap:10px;background:#ffffff08}.csv-upload-box input[type=file]{font-size:14px}.card-inline-error{color:#f87171;background:#f871711f;border:1px solid rgba(248,113,113,.38);padding:10px 12px;border-radius:10px;font-size:13px}.review-close-btn{width:32px;height:32px;border-radius:10px;border:1px solid var(--glass-border);background:#ffffff0f;color:var(--text);cursor:pointer}.review-close-btn:hover{background:#ffffff1f}.review-pane-body{flex:1;display:flex;flex-direction:column;gap:16px;padding-bottom:140px}.review-progress-card{display:flex;flex-direction:column;gap:10px;padding:14px 18px;border-radius:16px;border:1px solid var(--glass-border);background:var(--glass-bg);box-shadow:var(--glass-shadow)}.review-progress-header{display:flex;align-items:center;justify-content:space-between;gap:12px}.review-progress-meta{width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap}.review-progress-info{display:flex;align-items:baseline;gap:6px;font-weight:600}.review-progress-info .current{font-size:28px}.review-progress-info .total{font-size:20px;color:#ffffffbf}.review-progress-info .divider{font-size:20px;opacity:.7}.review-progress-info .percent{font-size:14px;color:var(--text-muted)}.review-progress-times{width:100%;display:flex;justify-content:flex-end;gap:10px;margin-top:10px}.review-progress-time{display:inline-flex;align-items:center;gap:8px;padding:6px 12px;border-radius:999px;background:#ffffff12;color:var(--text-muted);font-size:13px}.review-progress-time svg{width:16px;height:16px;color:inherit;opacity:.8}.review-progress-time .value{font-family:var(--mono-font, "SFMono-Regular", Menlo, Consolas, monospace);color:#fffffff2;font-weight:600}.review-status-grid{display:flex;flex-wrap:wrap;align-items:center;justify-content:flex-end;gap:10px}.review-status-item{display:flex;align-items:center;gap:6px;font-size:13px;color:var(--text-muted)}.status-dot{width:8px;height:8px;border-radius:50%;display:inline-block}.dot-new{background:#6366f1}.dot-learning{background:#f59e0b}.dot-review{background:#10b981}.review-progress-bar{height:6px;border-radius:4px;background:#ffffff1f;overflow:hidden;box-shadow:inset 0 2px 4px #00000047}.review-progress-bar .fill{height:100%;background:#ffffffd1;border-radius:inherit;transition:width .3s ease;box-shadow:none}.review-card-area{flex:1;display:flex;align-items:center;justify-content:center;padding-bottom:24px}.review-card-wrapper,.review-card-stack{width:100%;display:flex;flex-direction:column;gap:12px}.review-card-tags{display:flex;flex-wrap:wrap;gap:6px;padding:0 6px}.review-card-tags .chip{padding:4px 8px;font-size:12px}.review-card-face{padding:18px 20px 14px;border-radius:16px;border:1px solid var(--glass-border);background:var(--glass-bg);box-shadow:var(--glass-shadow);display:flex;flex-direction:column;align-items:stretch;justify-content:flex-start;gap:10px;text-align:center}.review-card-back{background:var(--glass-bg)}.review-card-text{font-size:16px;line-height:1.5;white-space:pre-wrap;display:flex;align-items:flex-start;justify-content:center;text-align:center;padding:0 4px}.review-card-hint{font-size:13px;color:var(--text-muted);background:#ffffff0f;border:1px solid var(--glass-border);border-radius:10px;padding:8px 10px;text-align:left}.review-card-header{display:flex;align-items:center;justify-content:space-between;gap:12px}.review-card-controls{display:flex;align-items:center;gap:10px}.review-card-status-dot{width:10px;height:10px;border-radius:50%;display:inline-block}.card-control-btn{width:30px;height:30px;border-radius:8px;display:flex;align-items:center;justify-content:center;border:1px solid var(--glass-border);background:#ffffff1a;color:var(--text);cursor:pointer;transition:background .2s ease}.card-control-btn:hover:enabled{background:#ffffff2e}.card-control-btn:disabled{opacity:.6;cursor:wait}.card-control-btn svg{pointer-events:none}.review-card-placeholder{width:100%;padding:48px 18px;text-align:center;border-radius:16px;border:1px solid var(--glass-border);background:var(--glass-bg);color:var(--text-muted);box-shadow:var(--glass-shadow)}.review-actions-area{min-height:64px;display:flex;align-items:center;justify-content:center;gap:12px}.review-actions-area:empty{display:none}.review-status-note{font-size:13px;color:var(--text-muted);text-align:center}.review-reveal-btn{padding:12px 18px;border-radius:999px;border:1px solid rgba(255,255,255,.2);background:#fff;color:#000;font-weight:600;cursor:pointer}.review-reveal-btn:hover{background:#f5f5f5}.review-reveal-btn:disabled{opacity:.6;cursor:wait}.review-rating-buttons{width:100%;display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px}.review-rating-button{padding:16px 14px;border-radius:20px;border:1px solid rgba(255,255,255,.22);color:#f8fafc;cursor:pointer;display:flex;flex-direction:column;align-items:center;gap:6px;line-height:1.15;font-weight:600;box-shadow:0 18px 34px #070c1859;backdrop-filter:blur(18px) saturate(160%);-webkit-backdrop-filter:blur(18px) saturate(160%);transition:transform .18s ease,box-shadow .18s ease;position:relative;overflow:hidden}.review-rating-button:after{content:"";position:absolute;top:0;right:0;bottom:0;left:0;border-radius:inherit;border:1px solid rgba(255,255,255,.18);opacity:.7;pointer-events:none}.review-rating-button:hover:not(:disabled){transform:translateY(-1px);box-shadow:0 22px 40px #070c186b}.review-rating-button:active:not(:disabled){transform:translateY(1px);box-shadow:0 12px 22px #070c1861}.review-rating-button:disabled{opacity:.7;cursor:wait}.review-rating-label{font-size:16px;font-weight:700;letter-spacing:.04em}.review-rating-sub{font-size:13px;font-weight:600;opacity:.95}.review-rating-button.tone-again{background:linear-gradient(135deg,#ef4444c7,#f8717194)}.review-rating-button.tone-hard{background:linear-gradient(135deg,#f59e0bc7,#fbbf248f)}.review-rating-button.tone-good{background:linear-gradient(135deg,#22c55ecc,#4ade808f)}.review-rating-button.tone-easy{background:linear-gradient(135deg,#3b82f6d1,#60a5fa8f)}.review-actions-floating{position:fixed;left:24px;right:24px;bottom:32px;z-index:80;pointer-events:none;display:flex;justify-content:center;transition:opacity .2s ease,transform .2s ease}.review-actions-floating-inner{width:100%;max-width:860px;padding:0 24px;box-sizing:border-box;margin:0 auto;pointer-events:auto;display:flex;justify-content:center}.review-actions-floating-inner>.review-reveal-btn{width:100%}.review-finish-btn{padding:12px 18px;border-radius:999px;border:1px solid rgba(255,255,255,.2);background:#ffffff29;color:var(--text);font-weight:600;cursor:pointer;box-shadow:0 18px 36px #00000061;backdrop-filter:blur(18px) saturate(180%);-webkit-backdrop-filter:blur(18px) saturate(180%)}.review-finish-btn:hover{background:#ffffff38}.review-error{font-size:13px;color:#fca5a5;text-align:center}.cards-browser-wrap{width:100%;max-width:1080px;margin:0 auto;display:flex;flex-direction:column;gap:20px;height:100%;min-height:0}.cards-browser{flex:1;display:flex;gap:var(--cards-columns-gap);align-items:stretch;min-height:0;--cards-col-width: clamp(220px, 26vw, 320px);--cards-main-width: clamp(320px, 60vw, 640px);min-width:calc(var(--cards-col-width) + var(--cards-main-width) + var(--cards-columns-gap))}.cards-browser-sidebar{width:var(--cards-col-width);flex:0 0 var(--cards-col-width);min-width:var(--cards-col-width);max-width:var(--cards-col-width);display:flex;flex-direction:column;gap:16px;position:sticky;top:0;height:100%;min-height:0;overflow:hidden}.cards-browser-sidebar{max-width:100%}.cards-browser-main{flex:1 1 auto;min-width:var(--cards-main-width);display:flex;flex-direction:column;gap:16px}.cards-browser-mobile{flex-direction:column;gap:16px}.cards-mobile-deck-header{display:flex;flex-direction:column;gap:10px;margin-bottom:16px}.cards-mobile-deck-header-top{display:flex;flex-direction:column;gap:6px}.cards-mobile-deck-label{font-size:11px;letter-spacing:.08em;text-transform:uppercase;color:var(--text-muted)}.cards-mobile-deck-trigger{display:flex;align-items:center;justify-content:space-between;gap:8px;width:100%;padding:10px 14px;border-radius:12px;border:1px solid var(--glass-border);background:var(--glass-bg);color:var(--text);cursor:pointer}.cards-mobile-deck-trigger-icon{transition:transform .2s ease}.cards-mobile-deck-trigger.open .cards-mobile-deck-trigger-icon{transform:rotate(180deg)}.cards-mobile-deck-name{flex:1 1 auto;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;font-weight:600}.cards-mobile-deck-count{flex:0 0 auto;margin-left:10px;font-size:12px;color:var(--text-muted);white-space:nowrap}.cards-mobile-deck-menu{margin-top:10px;padding:12px;border-radius:14px;border:1px solid var(--glass-border);background:var(--glass-bg-strong);box-shadow:var(--glass-shadow);display:flex;flex-direction:column;gap:12px;max-height:min(60vh,420px);overflow-y:auto}.cards-mobile-deck-menu .cards-browser-action-row{flex-direction:column;gap:12px}.cards-mobile-deck-menu .cards-browser-action-row>*{width:100%}.cards-mobile-deck-menu .cards-browser-deck-actions{width:100%}.cards-mobile-deck-menu .cards-browser-deck-list{max-height:min(50vh,360px);overflow-y:auto;padding-right:4px}@media (max-width: 1280px){.cards-browser{--cards-col-width: clamp(200px, 32vw, 280px);--cards-main-width: clamp(300px, 60vw, 600px)}}@media (max-width: 1023px){.cards-browser{--cards-col-width: clamp(180px, 34vw, 260px);--cards-main-width: clamp(280px, 58vw, 560px)}}@media (max-width: 820px){.cards-browser{--cards-col-width: clamp(160px, 34vw, 240px);--cards-main-width: clamp(260px, 60vw, 520px)}}.cards-browser-sidebar-header{display:flex;align-items:flex-end;justify-content:flex-start;gap:8px;margin-bottom:32px}.cards-browser-sidebar-header .stats-title{font-size:20px;line-height:1.3;margin:0}.cards-browser-sidebar-actions{display:flex;flex-direction:column;align-items:flex-end;gap:8px}.cards-browser-form{display:flex;flex-direction:column;gap:12px;padding:12px;border-radius:12px;border:1px solid var(--glass-border);background:#1218208c;box-shadow:var(--glass-shadow)}.cards-browser-form-row{display:flex;flex-direction:column;gap:6px}.cards-browser-form-row.grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}.cards-browser-form-row label{font-size:11px;letter-spacing:.08em;text-transform:uppercase;color:#f8fafc99;padding-left:2px}.cards-browser-form-row .input-pill{width:100%}.cards-browser-textarea{width:100%;min-height:72px;padding:10px 12px;border-radius:10px;border:1px solid var(--glass-border);background:#ffffff0a;color:var(--text);font:inherit;resize:vertical}.cards-browser-textarea:focus{outline:none;border-color:#3b82f673;box-shadow:0 0 0 2px #3b82f633;background:#2563eb14}.cards-browser-inline-error{font-size:12px;color:#fca5a5}.cards-browser-form-actions{display:flex;gap:8px;justify-content:flex-end;flex-wrap:wrap}.cards-browser-deck-list{flex:1 1 auto;min-height:0;overflow:auto;padding:16px 4px 56px 0;scroll-padding-top:16px;scroll-padding-bottom:56px;display:flex;flex-direction:column;align-items:stretch;gap:12px}.cards-browser-deck-item{position:relative}.cards-browser-deck-item .cards-browser-deck{width:100%}.cards-browser-deck-item.selected .deck-more-btn{border-color:#2563eb}.cards-browser-deck-actions{display:flex;width:100%;margin-top:0;margin-bottom:8px}.cards-browser-new-deck{display:inline-flex;align-items:center;justify-content:center;gap:10px;width:100%;height:var(--search-pill-height);padding:0 18px;border-radius:10px;border:1px solid rgba(255,255,255,.12);background:#12182094;color:var(--text);font-size:16px;font-weight:600;line-height:var(--search-pill-height);cursor:pointer;transition:background .2s ease,border-color .2s ease,box-shadow .2s ease;text-transform:lowercase;letter-spacing:.04em;box-sizing:border-box;white-space:nowrap;box-shadow:var(--glass-shadow);backdrop-filter:blur(16px) saturate(150%);-webkit-backdrop-filter:blur(16px) saturate(150%)}.cards-browser-new-deck-icon{font-size:22px;line-height:1;display:inline-flex;align-items:center;justify-content:center}.cards-browser-new-deck-label{display:inline-flex;align-items:center;white-space:nowrap}.cards-browser-new-deck:hover{background:#ffffff14;border-color:#2563eb;box-shadow:0 10px 24px #2563eb40}.cards-browser-new-deck:disabled,.cards-browser-new-deck[aria-disabled=true]{cursor:not-allowed;opacity:.5}.cards-browser-new-deck:focus-visible{outline:2px solid #2563eb;outline-offset:2px}.cards-browser-deck-details{overflow:hidden;max-height:0;opacity:0;transition:max-height .28s ease,opacity .28s ease}.cards-browser-deck-details.open{margin-top:8px;padding-top:8px;border-top:1px solid rgba(148,163,184,.28);max-height:320px;opacity:1}.cards-browser-deck-details-inner{display:flex;flex-direction:column;gap:10px;width:100%}.cards-browser-deck-detail-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(140px,1fr));gap:8px 12px}.deck-detail-label{font-size:11px;letter-spacing:.08em;text-transform:uppercase;color:#f8fafc8c}.deck-detail-value{font-size:13px;color:var(--text);margin-top:2px}.deck-detail-description{margin:0;font-size:13px;line-height:1.5;color:var(--text)}.deck-detail-empty{margin:0;font-size:12px}.deck-author-line .deck-author-name,.deck-author-detail{display:inline-flex;align-items:center;gap:4px}.deck-author-badge{display:inline-flex;align-items:center;justify-content:center;width:16px;height:16px}.deck-author-badge svg{width:14px;height:14px}.deck-author-badge-img{width:16px;height:16px;object-fit:contain;border-radius:50%}.deck-more-btn{position:absolute;top:6px;right:6px;width:28px;height:28px;display:flex;align-items:center;justify-content:center;border-radius:8px;border:1px solid transparent;background:#ffffff0a;color:var(--text-muted);cursor:pointer}.deck-more-btn:hover{background:#ffffff14;color:var(--text)}.deck-more-btn:focus-visible{outline:2px solid #2563eb;outline-offset:2px}.deck-more-menu{position:absolute;top:40px;right:6px;min-width:160px;display:flex;flex-direction:column;gap:4px;padding:8px;border-radius:10px;border:1px solid var(--glass-border);background:var(--glass-bg);box-shadow:var(--glass-shadow);z-index:15}.deck-more-menu button{width:100%;text-align:left;padding:6px 8px;border-radius:8px;border:none;background:transparent;color:var(--text);font-size:13px;cursor:pointer}.deck-more-menu button:hover:enabled{background:#ffffff14}.deck-more-menu button:disabled{cursor:not-allowed;opacity:.6}.deck-more-help{font-size:11px;color:var(--text-muted);padding:4px 2px 0}.cards-browser-deck{display:flex;flex-direction:column;align-items:flex-start;gap:4px;padding:10px 40px 10px 12px;border-radius:10px;border:1px solid rgba(255,255,255,.12);background:#12182094;color:var(--text);cursor:pointer;text-align:left;transition:background .2s ease,border-color .2s ease,box-shadow .2s ease,transform .2s ease;box-shadow:var(--glass-shadow);backdrop-filter:blur(16px) saturate(150%);-webkit-backdrop-filter:blur(16px) saturate(150%)}.cards-browser-deck:hover{background:#182436b8;border-color:#3b82f659;box-shadow:0 14px 30px #2563eb38}.cards-browser-deck.active{border-color:#2563eb;box-shadow:0 0 0 1px #2563eb8c}.cards-browser-deck-header{width:100%;display:flex;align-items:center;justify-content:space-between;gap:8px;min-width:0}.cards-browser-deck .deck-name{font-weight:600;flex:1 1 auto;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.cards-browser-deck .deck-meta{font-size:12px;color:var(--text-muted)}.cards-browser-deck .deck-meta-row{display:flex;align-items:center;gap:8px;justify-content:space-between}.cards-browser-deck-badge{display:inline-flex;align-items:center;justify-content:center;width:22px;height:22px;border-radius:50%;border:1px solid rgba(34,197,94,.45);background:#16a34a52;color:#bbf7d0}.cards-browser-deck-badge svg{width:12px;height:12px}.cards-browser-main-actions{margin-top:0;display:flex;flex-direction:column;gap:10px;align-items:flex-start;width:100%}.cards-browser.cards-browser-mobile .cards-browser-main-actions.cards-browser-actions{align-items:flex-start;width:100%}.cards-browser.cards-browser-mobile .cards-browser-main-actions.cards-browser-actions .side-action,.cards-browser-main-actions .cards-browser-new-deck{width:100%}.cards-browser-add-card{text-transform:lowercase;display:inline-flex;align-items:center;justify-content:center;height:var(--search-pill-height);line-height:var(--search-pill-height);padding:0 18px;box-sizing:border-box}.cards-browser-main-actions-note{font-size:11px;color:var(--text-muted)}.cards-browser-main{flex:1;display:flex;flex-direction:column;gap:16px;min-height:0}.cards-browser-main-content{flex:1 1 auto;min-height:0;overflow:auto;padding:16px 4px 56px 0;scroll-padding-top:16px;scroll-padding-bottom:56px}.cards-browser-main-header{display:flex;flex-direction:column;gap:12px;flex:0 0 auto}.cards-browser-header{display:flex;align-items:center;justify-content:space-between;gap:12px;min-width:0}.cards-browser-title-group{display:flex;align-items:baseline;gap:12px;min-width:0;flex:1 1 auto}.cards-browser-title{margin:0;font-size:28px;font-weight:700;flex:1 1 auto;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;word-break:keep-all;overflow-wrap:normal}.cards-browser-meta{font-size:12px;color:var(--text-muted)}.cards-browser-meta-inline{display:flex;align-items:center;gap:8px;white-space:nowrap;flex-shrink:0}.cards-browser-meta-mobile{display:none}.cards-browser-toolbar{display:flex;flex-wrap:wrap;gap:12px;justify-content:flex-start;align-items:flex-start}.cards-browser-search-row{display:flex;align-items:center;gap:8px;width:100%}.cards-browser-action-row{display:flex;flex-direction:column;width:100%;gap:12px}.cards-browser-action-row>*{width:100%}.cards-browser-search-field{position:relative;flex:1;min-width:var(--cards-main-search-min);height:var(--search-pill-height);display:flex;align-items:center;padding:0;border-radius:calc(var(--search-pill-height) / 2);border:1px solid rgba(255,255,255,.12);background:#12182094;box-shadow:var(--glass-shadow);backdrop-filter:blur(16px) saturate(150%);-webkit-backdrop-filter:blur(16px) saturate(150%);overflow:visible;z-index:1}.cards-browser-search-field .cards-browser-search{width:100%;min-width:0;height:100%;padding:0 44px 0 16px;line-height:var(--search-pill-height)}.cards-browser-search{flex:1;min-width:240px;height:var(--search-pill-height);line-height:var(--search-pill-height);-webkit-appearance:none;-moz-appearance:none;appearance:none}.cards-browser-search::-webkit-search-decoration,.cards-browser-search::-webkit-search-cancel-button,.cards-browser-search::-webkit-search-results-button,.cards-browser-search::-webkit-search-results-decoration{-webkit-appearance:none;-moz-appearance:none;appearance:none}.cards-browser-main .cards-browser-search-row{margin-top:0}.cards-browser-sidebar .cards-browser-search-field{min-width:var(--cards-sidebar-search-min);padding-top:0}.cards-browser-sidebar>.cards-browser-search-row{margin-top:0}.cards-browser-sidebar .cards-browser-search{min-width:0;height:var(--search-pill-height);line-height:var(--search-pill-height)}.cards-browser-public .cards-browser-sidebar>.cards-browser-search-row{margin-top:0}.cards-browser-public .cards-browser-sidebar-spacer{flex:0 0 28px;height:28px}.cards-browser-sort-toggle{position:absolute;top:50%;right:10px;transform:translateY(-50%);width:28px;height:28px;display:flex;align-items:center;justify-content:center;border:none;background:transparent;color:var(--text-muted);cursor:pointer;transition:color .2s ease}.cards-browser-sort-toggle:hover,.cards-browser-sort-toggle:focus{color:var(--text);outline:none}.cards-browser-search-field.open .cards-browser-sort-toggle{color:var(--text)}.cards-browser-search-field.open{z-index:2000}.cards-browser-sort-menu{position:absolute;top:calc(100% + 8px);right:0;min-width:230px;padding:14px;border-radius:16px;border:1px solid var(--glass-border);background:var(--glass-bg-strong);color:var(--text);box-shadow:var(--glass-shadow);display:flex;flex-direction:column;gap:14px;backdrop-filter:blur(18px) saturate(160%);-webkit-backdrop-filter:blur(18px) saturate(160%);z-index:999}.cards-browser-select-row{display:flex;flex-direction:column;gap:8px}.cards-browser-select-row label{font-size:11px;letter-spacing:.08em;text-transform:uppercase;color:#f8fafc99;padding:0 2px}.cards-browser-select{background:var(--glass-bg);border:1px solid var(--glass-border);color:var(--text)}.cards-browser-select:focus{border-color:#3b82f68c;box-shadow:0 0 0 2px #3b82f633}.cards-browser-search-row .side-action{min-width:90px}.cards-browser-search-row .side-action.icon-only{min-width:0;width:var(--search-pill-height);height:var(--search-pill-height);padding:0;display:flex;align-items:center;justify-content:center;border-radius:calc(var(--search-pill-height) / 2)}.cards-browser-actions{display:flex;align-items:center;gap:10px}.cards-browser-actions .side-action:not(.icon-only){min-width:120px}.side-action.side-action-add-card{display:inline-flex;align-items:center;gap:8px;padding:10px 16px}.side-action-add-card-label{font-size:13px;font-weight:600;letter-spacing:.03em;text-transform:lowercase}.cards-browser-cardlist{display:grid;grid-template-columns:repeat(auto-fit,minmax(var(--cards-main-card-min),1fr));gap:16px}@media (min-width: 1400px){.cards-browser-cardlist{grid-template-columns:repeat(auto-fit,minmax(300px,1fr))}}.cards-browser-card{display:flex;flex-direction:column;gap:12px;padding:22px 16px 16px;border-radius:14px;border:1px solid rgba(255,255,255,.12);background:#12182094;box-shadow:var(--glass-shadow);backdrop-filter:blur(16px) saturate(150%);-webkit-backdrop-filter:blur(16px) saturate(150%);transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;height:400px;overflow:hidden}.cards-browser-card:hover{transform:translateY(-2px);box-shadow:0 18px 32px #00000061;border-color:#3b82f673}.cards-browser-card-header{display:flex;align-items:flex-start;justify-content:space-between;gap:12px}.cards-browser-card-status{display:flex;align-items:center;gap:6px;font-size:12px;color:var(--text-muted)}.cards-browser-card-actions{display:flex;align-items:center;gap:10px}.cards-browser-card-updated{font-size:12px;color:var(--text-muted)}.cards-browser-card-body{display:flex;flex-direction:column;gap:12px;flex:1;overflow:auto}.cards-browser-card-section{display:flex;flex-direction:column;gap:6px;text-align:left}.cards-browser-card-section .label{font-size:12px;letter-spacing:.05em;text-transform:uppercase;color:var(--text-muted)}.cards-browser-card-section .content{font-size:15px;line-height:1.6;white-space:pre-wrap;word-break:break-word;color:var(--text)}.cards-browser-card-section .hint{font-size:12px;color:#e2e8f0d9;background:#94a3b829;border:1px solid rgba(148,163,184,.22);border-radius:8px;padding:6px 8px}.cards-browser-card-tags{display:flex;flex-wrap:wrap;gap:6px;margin-top:4px}.cards-browser-card-tags .chip{padding:4px 8px;font-size:12px;line-height:1.2}.card-tags-help{display:block;margin-top:4px;font-size:12px;color:var(--text-muted)}.card-tags-input{display:flex;flex-wrap:wrap;align-items:center;gap:8px;border-radius:12px;border:1px solid var(--glass-border);background:#ffffff0f;padding:10px 12px;min-height:48px;cursor:text}.card-tags-input input{flex:1 1 120px;min-width:100px;border:none;background:transparent;color:var(--text);font:inherit;padding:0;height:32px}.card-tags-input input:focus{outline:none}.card-tag-chip{display:inline-flex;align-items:center;gap:6px;padding-right:4px}.card-tag-chip-label{display:inline-block}.card-tag-remove{border:none;background:transparent;color:inherit;font-size:16px;line-height:1;cursor:pointer;padding:0 2px}.card-tag-remove:hover{color:#fca5a5}.cards-browser-empty{padding:48px 18px;text-align:center;border-radius:14px;border:1px dashed rgba(148,163,184,.45);background:#0f172a94;color:var(--text);backdrop-filter:blur(18px) saturate(160%);-webkit-backdrop-filter:blur(18px) saturate(160%);box-shadow:0 24px 48px #0f172a59}.cards-browser-error{font-size:13px;color:#fca5a5}.cards-browser-notice{font-size:13px;color:#34d399}.public-deck-status{margin-top:8px;font-size:12px;color:var(--text-muted)}.public-deck-status.success{color:#bbf7d0}.public-deck-feedback{display:flex;flex-direction:column;gap:4px;margin-top:8px}.public-deck-message{font-size:12px;color:#bfdbfe}.public-deck-message.success{color:#bbf7d0}.public-deck-message.error{color:#fca5a5}@media (max-width: 639px){.cards-browser{min-width:0;--cards-col-width: clamp(138px, 40vw, 200px);--cards-main-width: max(140px, calc(100% - var(--cards-col-width) - var(--cards-columns-gap)))}.cards-browser-mobile{flex-direction:column}.cards-browser-mobile .cards-browser-sidebar{display:none}.cards-browser-mobile .cards-browser-main{width:100%;min-width:0}.cards-browser-mobile .cards-browser-main-header .cards-browser-action-row{gap:12px}.cards-browser-sidebar{width:var(--cards-col-width);flex:0 0 var(--cards-col-width);min-width:var(--cards-col-width);max-width:var(--cards-col-width);gap:12px}.cards-browser-sidebar-header{margin-bottom:16px}.cards-browser-sidebar>.cards-browser-search-row{margin-top:12px}.cards-browser-sidebar .cards-browser-deck-actions{margin-top:12px}.cards-browser-main{flex:1 1 var(--cards-main-width);min-width:var(--cards-main-width)}.cards-browser-main-header{gap:6px}.cards-browser-title-group{flex-direction:row;align-items:center;gap:8px}.cards-browser-meta-inline{display:flex;font-size:11px;white-space:nowrap}.cards-browser-meta-mobile{display:none}.cards-browser-main-actions{width:100%}.cards-browser-new-deck{font-size:13px;letter-spacing:0;gap:6px;padding:0 14px}}.public-deck-details-toggle{margin-top:10px;display:inline-flex;align-items:center;gap:6px;padding:0;border:none;background:transparent;color:var(--text-muted);font-size:12px;cursor:pointer}.public-deck-details-toggle:hover{color:var(--text)}.public-deck-details-toggle:disabled{cursor:not-allowed;opacity:.6}.public-deck-details-toggle:disabled:hover{color:var(--text-muted)}.public-deck-details-toggle svg{transition:transform .2s ease}.public-deck-details-toggle.open svg{transform:rotate(180deg)}.public-deck-details{margin-top:12px;padding:12px 14px;border-radius:12px;border:1px solid var(--glass-border);background:var(--glass-bg);box-shadow:var(--glass-shadow);max-width:560px}.public-deck-details dl{margin:0;display:grid;gap:10px}.public-deck-details dl>div{display:flex;align-items:flex-start;justify-content:space-between;gap:14px;font-size:12px}.public-deck-details dt{margin:0;color:var(--text-muted);letter-spacing:.06em;text-transform:uppercase}.public-deck-details dd{margin:0;color:var(--text);text-align:right}.public-deck-details dd.code{font-family:var(--mono, "SFMono-Regular", Consolas, "Liberation Mono", Menlo, monospace);font-size:11px;word-break:break-all}@media (min-width: 640px) and (max-width: 1023px){.cards-browser{gap:18px}.cards-browser-wrap{max-width:1000px}.cards-browser{--cards-col-width: clamp(180px, 30vw, 260px);--cards-main-width: clamp(320px, 60vw, 640px);min-width:calc(var(--cards-col-width) + var(--cards-main-width) + var(--cards-columns-gap))}.cards-browser-sidebar{width:var(--cards-col-width);flex:0 0 var(--cards-col-width);min-width:var(--cards-col-width);max-width:var(--cards-col-width)}.cards-browser-sidebar>.cards-browser-search-row{margin-top:16px}.cards-browser-public .cards-browser-sidebar>.cards-browser-search-row{margin-top:16px}.cards-browser-sidebar .cards-browser-search-field{padding-top:0}.cards-browser-sidebar .cards-browser-search-row{flex:0 0 auto;align-items:center}.cards-browser-sidebar .cards-browser-search-field{flex:1 1 auto;min-width:0;width:100%}.cards-browser-public .cards-browser-sidebar-spacer{flex:0 0 58px;height:58px}.cards-browser-deck-list{gap:14px;padding:16px 6px 48px 0;scroll-padding-top:16px;scroll-padding-bottom:48px}.cards-browser-deck{padding:12px 24px 12px 12px}.cards-browser-main{min-width:var(--cards-main-width)}.cards-browser-main-header{gap:14px}.cards-browser-main-header .cards-browser-action-row{align-items:flex-start;gap:10px;margin-top:16px}.cards-browser-main-header .cards-browser-toolbar{display:flex;flex-wrap:nowrap;gap:10px;align-items:center;width:calc(var(--cards-main-search-min) + var(--search-pill-height) + 10px)}.cards-browser-main-header .cards-browser-toolbar .cards-browser-search-row{flex:1 1 var(--cards-main-search-min);min-width:var(--cards-main-search-min);gap:10px}.cards-browser-main-header .cards-browser-toolbar .cards-browser-search-field{flex:1 1 auto;min-width:var(--cards-main-search-min)}.cards-browser-main-header .cards-browser-toolbar .cards-browser-search{min-width:0}.cards-browser-main-actions{width:var(--cards-main-search-min)}.cards-browser-main-actions .cards-browser-new-deck{width:100%}.cards-browser-form-row.grid{grid-template-columns:repeat(2,minmax(0,1fr))}.cards-browser-cardlist{grid-template-columns:repeat(auto-fit,minmax(260px,1fr))}}@media (min-width: 1024px){:root{--cards-control-width: 260px}.cards-browser-sidebar>.cards-browser-search-row{margin-top:16px;width:var(--cards-control-width)}.cards-browser-public .cards-browser-sidebar>.cards-browser-search-row{margin-top:16px;width:var(--cards-control-width)}.cards-browser-sidebar .cards-browser-search-field{padding-top:0}.cards-browser-sidebar .cards-browser-deck-actions{width:var(--cards-control-width)}.cards-browser-public .cards-browser-sidebar-spacer{flex:0 0 46px;height:46px}.cards-browser-main-header{gap:16px}.cards-browser-main-header .cards-browser-action-row{align-items:flex-start;gap:16px;margin-top:16px}.cards-browser-main-header .cards-browser-action-row>*{width:var(--cards-control-width)}.cards-browser-main-header .cards-browser-action-row .cards-browser-search-row{width:var(--cards-control-width)}.cards-browser-main-header .cards-browser-toolbar{width:calc(var(--cards-control-width) + 48px);display:flex;gap:12px}.cards-browser-main-header .cards-browser-toolbar .cards-browser-search-row{flex:1 1 auto;width:auto}.cards-browser-main-header .cards-browser-toolbar .cards-browser-search-field{flex:1 1 auto;min-width:0}.cards-browser-main-header .cards-browser-toolbar .cards-browser-search{width:100%;min-width:0}.cards-browser-main-header .cards-browser-toolbar .side-action.icon-only{flex:0 0 36px}.cards-browser-main-actions{width:var(--cards-control-width);margin-top:0}.cards-browser-main-actions .cards-browser-new-deck{width:100%}}@media (max-width: 900px){.review-progress-card{padding:14px}.review-status-grid{gap:8px}.landing-hero-section{grid-template-columns:minmax(0,1fr);text-align:center}.landing-hero-copy{align-items:center}.landing-hero-copy ul{padding-left:0;list-style-position:inside;max-width:320px}.landing-hero-copy .cta{justify-content:center}.landing-hero-copy .btn{flex:1 1 140px;min-width:140px}.landing-hero-media{margin:0 auto}.landing-feature-grid,.landing-kpis{grid-template-columns:repeat(2,minmax(0,1fr))}.background-table th,.background-table td{padding:10px}.background-table td[data-label=Details]{display:block}.background-preview{width:120px;height:72px}.background-actions{flex-direction:row}}.study-mobile-container .review-pane{overflow:visible}.study-mobile-container .review-pane-body{padding:16px 16px 96px}.review-actions-floating{left:16px;right:16px;bottom:calc(24px + env(safe-area-inset-bottom))}.review-actions-floating-inner{max-width:560px;padding:0 16px}.review-actions-floating .review-rating-buttons{display:flex;gap:12px;justify-content:space-between}.review-actions-floating .review-rating-button{flex:1 1 0;min-width:0}.landing-hero-section{padding:24px 18px;gap:20px}.landing-hero-media{max-width:min(320px,100%)}.landing-feature-grid,.landing-kpis{grid-template-columns:1fr}.landing-final-cta-buttons{justify-content:center}.review-rating-buttons{display:flex;gap:12px}.review-rating-buttons .review-rating-button{flex:1 1 0;min-width:0}} .chips-row{width:100%;display:flex;gap:8px;flex-wrap:nowrap;overflow-x:auto;padding:0 12px 6px 11px;-webkit-overflow-scrolling:touch}.chips-row::-webkit-scrollbar{height:0}.chip{padding:8px 12px;border-radius:999px;border:1px solid var(--glass-border);background:var(--glass-bg);color:var(--text);cursor:pointer;backdrop-filter:blur(8px) saturate(150%);-webkit-backdrop-filter:blur(8px) saturate(150%)}.tag-chip{background:#3b82f624;border-color:#3b82f666;color:#e2e8f0}.tag-chip:hover{background:#3b82f638}.db-status{width:100%;max-width:840px;margin:0 auto 6px;display:flex;align-items:center;gap:8px;font-size:12px;color:var(--text-muted)}.db-status.success{color:#34d399}.db-status.error{color:#f87171}.db-status .spinner{width:12px;height:12px;border-radius:50%;border:2px solid rgba(255,255,255,.35);border-top-color:#fff;animation:spin .9s linear infinite}.scroll-to-bottom-fab{margin:6px 0 8px;width:40px;height:40px;border-radius:999px;display:flex;align-items:center;justify-content:center;border:none;background:#fffffff2;color:#0b0b0b;box-shadow:0 16px 32px #0000005c}.scroll-to-bottom-fab:hover{background:#ffffffe0}.chip:hover{background:#ffffff14}.chat-messages.hide-past .message-row .message{filter:blur(22px);opacity:0;transform:translateY(6px) scale(.995)}.chat-messages.hide-past .message-row:nth-last-child(-n+2) .message{filter:none;opacity:1;transform:none}.sidebar{position:fixed;left:0;top:0;bottom:0;z-index:34;width:var(--sidebar-width-open, 280px);display:flex;flex-direction:column;gap:10px;padding:12px 12px 0 0;background:#1f1f1f;color:var(--text);border-right:1px solid var(--glass-border);box-shadow:none;border-radius:0;overflow:hidden;transition:width var(--sidebar-anim, .65s) cubic-bezier(.4,0,.2,1)}@media (min-width: 1024px){.chat-hero .hero-content{margin-left:0}.chat-hero .hero-content.sidebar-space{margin-left:var(--sidebar-width-open)}.chat-layout>aside.sidebar.open+.main{margin-left:var(--sidebar-width-open)}.chat-layout>aside.sidebar.collapsed+.main{margin-left:var(--rail)}aside.sidebar.collapsed{position:fixed;left:0;top:0;bottom:0;width:var(--rail);z-index:33;border-right:1px solid var(--glass-border);padding:12px 12px 0 0}aside.sidebar.collapsed .sidebar-header{display:none!important}.account-link .account-meta,.account-link .chev{opacity:1;clip-path:inset(0 0 0 0);transition:clip-path var(--sidebar-anim) cubic-bezier(.4,0,.2,1),opacity var(--sidebar-anim) ease-in-out}aside.sidebar.collapsed .account-link .account-meta,aside.sidebar.collapsed .account-link .chev{opacity:0;clip-path:inset(0 100% 0 0);pointer-events:none}aside.sidebar.collapsed .side-heading{opacity:0;pointer-events:none}aside.sidebar.collapsed .side-panel{padding:6px 0}aside.sidebar.collapsed .side-link{grid-template-columns:var(--rail) 1fr;justify-items:initial}aside.sidebar.collapsed .account-link{padding:calc((var(--rail) - 40px)/2) 10px calc((var(--rail) - 40px)/2) 0}aside.sidebar.collapsed .open-btn{position:relative;top:auto;z-index:auto}aside.sidebar{left:0}aside.sidebar.open{left:0}.sidebar-rail{display:none!important}}@media (max-width: 1023.98px){aside.sidebar{width:var(--sidebar-width-open, 280px)}aside.sidebar.collapsed{width:0;padding:0;border-right:none;pointer-events:none}aside.sidebar.collapsed .side-panel{opacity:0;transition:opacity var(--sidebar-anim) cubic-bezier(.4,0,.2,1)}aside.sidebar.open .side-panel{opacity:1;transition:opacity var(--sidebar-anim) cubic-bezier(.4,0,.2,1)}}.rail-menu{position:fixed;z-index:34;left:68px;bottom:72px;min-width:180px;border:1px solid var(--glass-border);border-radius:10px;background:var(--glass-bg);color:var(--text);backdrop-filter:blur(10px) saturate(140%);-webkit-backdrop-filter:blur(10px) saturate(140%);box-shadow:var(--glass-shadow)}.rail-menu .item{display:flex;align-items:center;gap:10px;padding:10px 12px;cursor:pointer}.rail-menu .item:hover{background:#ffffff14}.account-menu{position:fixed;left:12px;bottom:84px;width:min(var(--sidebar-width-open),calc(100% - 24px));border:1px solid var(--glass-border);border-radius:12px;background:#2a2a2a;color:var(--text);box-shadow:var(--glass-shadow);overflow:hidden;z-index:100}.menu-backdrop{position:fixed;top:0;right:0;bottom:0;left:0;background:transparent;z-index:99}.account-menu .hdr{display:flex;align-items:center;gap:10px;padding:10px 12px;color:var(--text-muted)}.account-menu .menu-item{display:flex;align-items:center;gap:12px;padding:10px 12px;cursor:pointer}.account-menu .menu-item:hover{background:#ffffff14}.account-menu .menu-sep{height:1px;background:var(--glass-border);margin:6px 0}.account-menu .menu-item .right{margin-left:auto;opacity:.8}.sidebar-header{display:flex;gap:8px;align-items:center}.sidebar-title{font-weight:600;opacity:.9}.open-btn{display:grid;grid-template-columns:var(--rail) 1fr;align-items:center;gap:0;padding:6px 0;border-radius:8px;border:none;background:transparent;color:var(--text);cursor:pointer}.open-btn:hover{background:transparent;opacity:.95}.open-btn:focus,.open-btn:focus-visible{outline:none;box-shadow:none}.side-link:focus,.side-link:focus-visible{outline:none;box-shadow:none}.open-btn .icon{width:var(--rail);height:40px;display:flex;align-items:center;justify-content:center}.open-btn .label{font-weight:600}.logo-top{width:100%;min-height:var(--row);border:none;background:transparent;color:var(--text);cursor:pointer;display:grid;grid-template-columns:var(--rail) 1fr;align-items:center;padding:6px 10px 6px 0}.logo-top .logo{width:var(--rail);height:var(--row);display:flex;align-items:center;justify-content:center}.logo-top .logo img{height:var(--row);max-height:var(--row);width:auto;display:block;transform:translate(4px)}aside.sidebar.open .logo-top .logo img{height:30px;width:auto;display:block}.new-chat-btn{display:none}.session-list{flex:1;overflow-y:auto;display:flex;flex-direction:column;gap:8px;padding:6px 4px}.session-item{display:flex;align-items:center;justify-content:space-between;gap:10px;padding:10px 12px;border-radius:12px;background:var(--glass-bg);border:1px solid var(--glass-border);color:#e6f2ff;cursor:pointer;text-align:left;backdrop-filter:blur(10px) saturate(140%);-webkit-backdrop-filter:blur(10px) saturate(140%)}.session-item:hover{background:var(--glass-bg-strong)}.session-item.active{background:linear-gradient(135deg,#2563eb59,#60a5fa4d);border-color:#93c5fd73}.session-title{flex:1;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;font-size:14px}.session-time{font-size:11px;opacity:.75}.sidebar-footer{display:flex;justify-content:flex-end}.sidebar-footer .small{font-size:12px;padding:8px 10px;border-radius:10px;border:1px solid var(--glass-border);background:var(--glass-bg);color:#e6f2ff;cursor:pointer}.side-tabs{display:flex;gap:8px;padding:4px 0 8px}.tab-item{flex:1;padding:8px 10px;border-radius:8px;border:1px solid var(--glass-border);background:transparent;color:var(--text);cursor:pointer;text-align:center}.tab-item.active{border-color:#fff;color:#000;background:#fff}.side-panel{flex:1;overflow:auto;display:block;padding:6px 0}aside.sidebar.open .open-btn{position:relative;top:auto;z-index:auto}.open-btn .label{display:inline;font-weight:600;font-size:18px}.side-heading{font-size:12px;color:var(--text-muted);letter-spacing:.08em;text-transform:uppercase;padding:4px 6px;margin-top:2px;opacity:1;transition:opacity var(--sidebar-anim) cubic-bezier(.4,0,.2,1)}.linklike{text-decoration:none;color:var(--text)}.stats-topbar{display:flex;align-items:center;gap:12px}.stats-title{margin:8px 0}.stats-grid{display:grid;grid-template-columns:1fr;gap:16px}.stat-card{border:1px solid var(--glass-border);border-radius:12px;padding:16px;background:var(--glass-bg);backdrop-filter:blur(10px) saturate(140%);-webkit-backdrop-filter:blur(10px) saturate(140%)}.stats-summary-card{grid-column:1 / -1;padding:16px 18px}.stats-summary-scroll{width:100%;overflow:visible}.stats-summary-grid{display:grid;grid-template-columns:repeat(3,minmax(180px,1fr));gap:24px}.stats-summary-item{display:grid;grid-template-columns:auto 1fr;align-items:center;gap:12px;padding:12px 16px;border-radius:16px;border:1px solid var(--glass-border);background:#ffffff0a}.stats-summary-icon{width:24px;height:24px;border-radius:8px;border:1px solid var(--glass-border);display:inline-block}.stats-summary-value{font-weight:900;font-size:22px;line-height:1;letter-spacing:.01em}.stats-summary-label{opacity:.7;font-size:13px;margin-top:4px;letter-spacing:.01em;color:var(--text-muted)}@media (max-width: 1023px){.stats-summary-grid{grid-template-columns:repeat(2,minmax(180px,1fr));gap:16px}.stats-summary-card{padding:14px 16px}.stats-summary-scroll{overflow-x:auto;overflow-y:hidden}.stats-summary-grid{display:flex;flex-wrap:nowrap;gap:12px;min-width:540px}.stats-summary-item{flex:0 0 180px;min-width:0}}.sidebar-stats-wrapper{margin-bottom:16px}.sidebar-stats-grid{display:flex;flex-direction:column;gap:6px}.sidebar-stats-item{display:grid;grid-template-columns:16px minmax(0,1fr);align-items:center;column-gap:6px;padding:4px 8px;border-radius:10px;border:1px solid transparent;background:transparent;transition:background .24s ease,border-color .24s ease;white-space:nowrap}.sidebar-stats-item:hover{background:#ffffff14;border-color:#ffffff1f}.sidebar-stats-icon{width:12px;height:12px;border-radius:4px;display:inline-block;justify-self:center}.sidebar-stats-meta{display:flex;align-items:center;gap:4px;min-width:0;transition:gap var(--sidebar-anim) cubic-bezier(.4,0,.2,1)}.sidebar-stats-value{font-weight:700;font-size:13px;letter-spacing:.01em;line-height:1}.sidebar-stats-label{font-size:11px;color:var(--text-muted);text-transform:lowercase;transition:opacity var(--sidebar-anim) cubic-bezier(.4,0,.2,1),max-width var(--sidebar-anim) cubic-bezier(.4,0,.2,1),clip-path var(--sidebar-anim) cubic-bezier(.4,0,.2,1);overflow:hidden;white-space:nowrap;max-width:120px}aside.sidebar.collapsed .sidebar-stats-item{column-gap:4px;padding:4px 6px}aside.sidebar.collapsed .sidebar-stats-meta{gap:2px}aside.sidebar.collapsed .sidebar-stats-value{font-size:12px}aside.sidebar.collapsed .sidebar-stats-label{opacity:0;max-width:0;clip-path:inset(0 100% 0 0);pointer-events:none}aside.sidebar.open .sidebar-stats-label{display:none}.stats-year-select{width:auto;min-width:88px;padding:6px 12px;border-radius:8px;border:1px solid var(--glass-border);background:var(--glass-bg);color:var(--text);font-size:12px}.stats-year-select:focus{outline:none;border-color:#ffffff8c;box-shadow:0 0 0 2px #ffffff1f}.kpis{display:grid;grid-template-columns:repeat(4,1fr);gap:8px}.kpi{border:1px solid var(--glass-border);border-radius:10px;padding:8px;text-align:center}.kpi-label{font-size:12px;color:var(--text-muted)}.kpi-value{font-weight:700}.bars{display:flex;align-items:flex-end;gap:6px;height:200px}.bar{width:8px;background:#ffffffd9;border-radius:4px}.bar.due{background:#60a5fa}.answer-rows{display:flex;flex-direction:column;gap:8px}.answer-row{display:flex;align-items:center;gap:8px}.answer-label{width:70px;color:var(--text-muted)}.answer-bar{flex:1;height:10px;border:1px solid var(--glass-border);border-radius:999px;overflow:hidden}.answer-bar span{display:block;height:100%;background:#fff}.answer-pct{width:48px;text-align:right}.intervals{display:flex;align-items:flex-end;gap:10px;height:200px}.iv-col{display:flex;flex-direction:column;align-items:center;gap:6px}.iv-bar{width:18px;background:#fff;border-radius:6px;border:1px solid var(--glass-border)}.iv-label{font-size:11px;color:var(--text-muted)}.stats-page .hero-content{padding:0 16px}@media (min-width: 640px){.stats-page .hero-content{padding:0 24px}}@media (min-width: 1024px){.stats-page .hero-content{padding:0 32px}}.stat-row{display:flex;align-items:center;justify-content:space-between;padding:10px 12px;border:1px solid var(--glass-border);border-radius:10px;background:transparent;color:var(--text)}.hr{height:1px;background:#ffffff1f;margin:8px 0;border-radius:1px}.side-action{padding:10px 12px;border-radius:10px;border:1px solid var(--glass-border);background:transparent;color:var(--text);cursor:pointer;text-align:center}.side-action.danger{background:transparent;border-color:var(--glass-border);color:#ef4444}.side-action.danger:hover{filter:none;opacity:1;background:#ef44441a;border-color:#ef444473}.input-lite{width:100%;padding:10px 12px;border-radius:10px;border:1px solid var(--glass-border);background:transparent;color:var(--text)}.drag-handle{width:28px;height:28px;display:flex;align-items:center;justify-content:center;cursor:grab;opacity:.8;border-radius:6px}.drag-handle:active{cursor:grabbing;opacity:1}.subject-row{position:relative;transition:transform .28s cubic-bezier(.2,.7,.2,1),background-color .15s ease;will-change:transform}.subject-row.drag-over{background:#ffffff0f;border-radius:8px}.settings-subjects{width:100%}.settings-subjects .subject-row{display:grid;grid-template-columns:36px 56px minmax(140px,220px) minmax(220px,360px) 34px 32px;align-items:center;gap:16px;width:100%}.settings-subjects .subject-row>*{align-self:center}.settings-subjects .header{display:grid;grid-template-columns:36px 56px minmax(140px,220px) minmax(220px,360px) 34px 32px;align-items:center;gap:16px;width:100%;color:var(--text-muted);font-size:12px;letter-spacing:.06em;text-transform:uppercase;padding:4px 0}.settings-row-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:12px}.settings-row{display:flex;flex-direction:column;gap:6px;margin-bottom:14px}.settings-row label{font-size:12px;color:var(--text-muted);letter-spacing:.06em;text-transform:uppercase}.select-row{display:flex;align-items:center;gap:12px;width:100%}.select-row .select-pill{flex:1;min-width:0}.sample-btn{width:40px;height:40px;border-radius:50%;border:1px solid rgba(255,255,255,.25);background:#ffffff1a;color:var(--text);display:flex;align-items:center;justify-content:center;cursor:pointer;transition:background .2s ease;flex:0 0 40px}.sample-btn:hover:enabled{background:#ffffff2e}.sample-btn:disabled{opacity:.6;cursor:wait}.settings-error{margin-top:8px;font-size:13px;color:#fca5a5}.select-pill{width:100%;padding:10px 14px;border-radius:999px;border:1px solid var(--glass-border);background:var(--glass-bg);color:var(--text)}.select-pill:focus{outline:none;border-color:#ffffff8c;box-shadow:0 0 0 2px #ffffff1f}.deck-limit-table-wrap{margin-top:12px;overflow-x:auto}.deck-limit-table{width:100%;border-collapse:collapse;table-layout:auto}.deck-limit-table th,.deck-limit-table td{padding:12px 14px;border-bottom:1px solid rgba(255,255,255,.08);font-size:14px;text-align:left;vertical-align:middle;white-space:nowrap}.deck-limit-table th{color:var(--text-muted);font-size:12px;letter-spacing:.06em;text-transform:uppercase}.deck-limit-table th:nth-child(1),.deck-limit-table td:nth-child(1){width:auto}.deck-limit-table th:nth-child(2),.deck-limit-table td:nth-child(2),.deck-limit-table th:nth-child(3),.deck-limit-table td:nth-child(3){width:110px;min-width:110px}.deck-limit-table th:nth-child(4),.deck-limit-table td:nth-child(4){width:150px}.deck-limit-name{display:inline-block;max-width:clamp(200px,55vw,420px);overflow:hidden;text-overflow:ellipsis;white-space:nowrap;vertical-align:middle;font-weight:600}.global-limit-row td{padding:12px 10px}.global-limit-actions{display:grid;grid-auto-flow:column;gap:8px;justify-content:end;align-items:center;white-space:nowrap;min-height:36px}.global-limit-actions span{font-size:12px;color:var(--text-muted)}.deck-limit-actions{display:grid;grid-auto-flow:column;gap:8px;justify-content:end;align-items:center;min-height:36px}.deck-limit-actions span{font-size:12px;color:var(--text-muted)}.deck-limit-table .deck-limit-input{width:60px;min-width:60px;height:42px;padding:0 12px;text-align:center;font-size:14px;line-height:42px;display:inline-block;border-radius:999px}.deck-limit-table .deck-limit-input::-webkit-outer-spin-button,.deck-limit-table .deck-limit-input::-webkit-inner-spin-button{-webkit-appearance:none;margin:0}.deck-limit-table .deck-limit-input[type=number]{-moz-appearance:textfield}.background-table-wrap{margin-top:16px;overflow-x:auto}.background-table{width:100%;border-collapse:collapse;min-width:320px}.background-table th,.background-table td{padding:12px 14px;border-bottom:1px solid var(--glass-border);text-align:left;vertical-align:middle}.background-table th{font-size:12px;color:var(--text-muted);letter-spacing:.08em;text-transform:uppercase}.background-table td[data-label=Details]{vertical-align:top}.background-table tr.selected{background:#ffffff0d}.background-preview{width:150px;height:86px;border-radius:14px;border:1px solid rgba(255,255,255,.12);box-shadow:0 12px 24px #00000059;background:#020617;position:relative;overflow:hidden}.background-name{font-weight:600;margin-bottom:4px}.background-desc{font-size:13px;color:var(--text-muted);line-height:1.5}.background-radio{display:inline-flex;align-items:center;gap:8px;cursor:pointer;font-size:13px}.background-radio input{width:18px;height:18px;cursor:pointer}.background-actions{margin-top:12px;display:flex;gap:10px;justify-content:flex-end}.bg-preview-orb{background:radial-gradient(circle at 30% 30%,rgba(255,255,255,.38),transparent 45%),radial-gradient(circle at 70% 50%,rgba(99,102,241,.5),transparent 50%),radial-gradient(circle at 40% 70%,rgba(56,189,248,.45),transparent 55%),#020617}.bg-preview-aurora{background:linear-gradient(120deg,#5eead4bf,#6366f199 45%,#ec48998c),radial-gradient(ellipse at 20% 80%,rgba(125,211,252,.4),transparent 60%),#050320}.bg-preview-grid{background:linear-gradient(180deg,rgba(129,140,248,.25),rgba(56,189,248,.05) 60%,transparent),repeating-linear-gradient(90deg,rgba(56,189,248,.5) 0,rgba(56,189,248,.5) 1px,transparent 1px,transparent 18px),repeating-linear-gradient(0deg,rgba(56,189,248,.45) 0,rgba(56,189,248,.45) 1px,transparent 1px,transparent 18px),#010103}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}.deck-limit-empty-cell{text-align:center;padding:16px 10px;color:var(--text-muted)}.side-action.icon-only{width:36px;height:36px;padding:0;display:inline-flex;align-items:center;justify-content:center;position:relative}.side-action.icon-only svg{pointer-events:none;transition:opacity .2s ease}.side-action.icon-only .spinner{opacity:0}.side-action.icon-only .spinner-arc{transform-origin:12px 12px}.side-action.icon-only.loading .spinner{opacity:1}.side-action.icon-only.loading .spinner-arc{animation:spin .8s linear infinite}.side-action.icon-only.loading svg:not(.spinner){opacity:0}.countdown-badge{display:inline-flex;align-items:baseline;gap:6px;padding:0;border:none;background:transparent;color:var(--text)}.countdown-badge .cd-num{font-weight:700;font-size:30px;line-height:1;font-variant-numeric:tabular-nums;letter-spacing:.01em}.countdown-badge .cd-unit{font-size:12px;opacity:.65}.countdown-badge.ok,.countdown-badge.warn,.countdown-badge.urgent{color:var(--text)}.countdown-badge.overdue{color:#fca5a5}.countdown-badge.none{color:var(--text-muted)}.flip-clock{display:inline-flex;align-items:center;gap:8px;color:var(--text)}.flip-clock.overdue{color:#fca5a5}.flip-colon{opacity:.85;font-weight:700;font-size:20px}.flip-unit-col{display:flex;flex-direction:column;align-items:center;gap:4px}.flip-digits-row{display:flex;gap:2px}.flip-unit-label{font-size:11px;opacity:.7}.flip-digit{perspective:600px;position:relative}.flip-card{position:relative;width:100%;height:100%}.flip-card{transform-style:preserve-3d}.flip-card .card-face{position:absolute;left:0;right:0;overflow:hidden;display:flex;align-items:center;justify-content:center;border:1px solid var(--glass-border);border-radius:6px;background:#ffffff0f;backface-visibility:hidden;will-change:transform;z-index:1}.flip-card .top{top:0;height:50%;border-bottom:none}.flip-card .bottom{bottom:0;height:50%;border-top:none}.flip-card .top-over{top:0;height:50%;transform-origin:bottom;transform:rotateX(0);z-index:2}.flip-card .bottom-over{bottom:0;height:50%;transform-origin:top;transform:rotateX(90deg);z-index:2}.flip-card.flip .top,.flip-card.flip .bottom{opacity:0}.flip-card span{font-weight:800;font-size:24px;line-height:1;font-variant-numeric:tabular-nums;font-family:ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,Liberation Mono,Courier New,monospace}.flip-card.flip .top-over{animation:flipTop .3s ease-in forwards}.flip-card.flip .bottom-over{animation:flipBottom .3s ease-out .15s forwards}@keyframes flipTop{0%{transform:rotateX(0)}to{transform:rotateX(-90deg)}}@keyframes flipBottom{0%{transform:rotateX(90deg)}to{transform:rotateX(0)}}.seven-clock{display:inline-flex;align-items:center;gap:10px;color:var(--text)}.seven-clock .unit{display:inline-flex;flex-direction:row;align-items:flex-end;gap:4px}.seven-clock .unit-label{display:none}.seven-clock .unit-suffix{font-size:12px;color:var(--text-muted);margin-left:2px}.seven-clock .colon{font-weight:800;font-size:22px;opacity:.9;padding:0 2px}.seg-digit{position:relative;width:28px;height:46px;margin:0 2px}.seg{position:absolute;background:#ffffff14;transition:background .12s ease}.seg.on{background:#e6f2ff}.seg.off{background:#ffffff1f}.seg.a{top:2px;left:6px;right:6px;height:4px;border-radius:3px}.seg.d{top:21px;left:6px;right:6px;height:4px;border-radius:3px}.seg.g{bottom:2px;left:6px;right:6px;height:4px;border-radius:3px}.seg.b{top:6px;right:2px;width:4px;height:14px;border-radius:3px}.seg.c{top:26px;right:2px;width:4px;height:14px;border-radius:3px}.seg.e{top:26px;left:2px;width:4px;height:14px;border-radius:3px}.seg.f{top:6px;left:2px;width:4px;height:14px;border-radius:3px}.page.goals{width:100%;max-width:900px;margin:32px auto;padding:0 12px}.page.goals .page-header{display:flex;align-items:center;gap:12px;margin-bottom:16px}.page.goals .page-header .btn{padding:6px 10px;border-radius:8px;background:var(--glass-bg);border:1px solid var(--glass-border);color:var(--text)}.page.goals .card{background:var(--glass-bg);border:1px solid var(--glass-border);border-radius:12px;padding:16px;margin-bottom:16px}.page.goals .form label{display:block;font-size:12px;color:var(--text-muted);margin:10px 0 6px}.page.goals input{width:100%;padding:8px 10px;border-radius:8px;border:1px solid var(--glass-border);background:transparent;color:var(--text)}.goal-form-grid{display:grid;grid-template-columns:1fr;gap:12px}@media (min-width: 860px){.goal-form-grid{grid-template-columns:1fr 1fr}}.goal-form-grid .col-span-2{grid-column:1 / -1}.goal-form-header{display:flex;align-items:flex-start;justify-content:space-between;gap:12px;margin-bottom:8px;flex-wrap:wrap}.page.stats{width:100%;max-width:900px;margin:0 auto;padding:0}.stats-wrap{width:100%;max-width:750px;margin:0 auto}.stats-wrap .stats-grid{gap:12px}.stats-wrap .stat-card{padding:12px;width:100%;box-sizing:border-box}.stats-wrap .stat-card>*{max-width:100%;box-sizing:border-box}.stats-wrap .stat-card svg{max-width:100%;width:100%;height:auto}.goal-form-note{font-size:12px;max-width:56ch;text-align:left;white-space:normal;overflow:visible}.goals-add-bar{display:flex;justify-content:center;margin:16px 0 24px}.child-goals{position:relative;margin-left:18px;padding-left:20px;margin-top:24px;gap:14px}.child-goals:before{content:"";position:absolute;left:8px;top:0;bottom:0;width:2px;background:var(--glass-border);opacity:.9}.child-goal-row{opacity:.9;position:relative}.child-goal-row:before{content:"";position:absolute;left:-12px;top:50%;width:12px;height:2px;background:var(--glass-border);transform:translateY(-1px);opacity:.9}.child-goals>.child-goal-row:last-child:after{content:"";position:absolute;left:-12px;top:50%;bottom:-8px;width:2px;background:var(--glass-bg)}.parent-goal-title{font-weight:800;font-size:24px;letter-spacing:.01em}.child-goal-title{font-weight:600;font-size:13px;letter-spacing:.01em}.child-goal-row .seven-clock{transform:scale(.85);transform-origin:center;opacity:.95}.page.goals .deck-results{border:1px dashed var(--glass-border);padding:8px;border-radius:8px;margin-top:6px;max-height:180px;overflow:auto}.page.goals .deck{display:flex;align-items:center;gap:8px;padding:6px 8px;cursor:pointer;border-radius:6px}.page.goals .deck:hover{background:#ffffff0f}.page.goals .deck.selected{background:#0096fa1f}.page.goals .chip{display:inline-block;padding:4px 8px;border-radius:999px;background:#ffffff14;margin:4px 6px 0 0;cursor:pointer}.page.goals .goal-list .goal-row{display:flex;align-items:center;justify-content:space-between;padding:10px 8px;border-bottom:1px solid var(--glass-border)}.page.goals .goal-row .title{font-weight:600}.page.goals .goal-row .meta{display:flex;gap:10px;color:var(--text-muted);font-size:12px}.goals-grid{display:grid;grid-template-columns:1fr;gap:12px}@media (min-width: 860px){.goals-grid{grid-template-columns:1fr 1fr}}.goal-card{background:var(--glass-bg);border:1px solid var(--glass-border);border-radius:12px;padding:12px}.goals-container{width:100%;max-width:900px;margin:0 auto;padding:0 16px 24px}.goal-inline-grid{display:grid;grid-template-columns:minmax(0,1fr) auto 34px;gap:10px;align-items:center;position:relative}.goal-inline-grid .goal-inline-countdown{position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);display:flex;align-items:center;justify-content:center}.goal-inline-grid .goal-inline-actions{justify-self:end;display:flex;gap:8px}.goal-inline-grid .goal-inline-actions>*{flex:0 0 auto}.goal-time-row{display:grid;grid-template-columns:minmax(0,1fr) 120px;gap:8px}.deck-picker-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:12px}@media (max-width: 900px){.goals-container{padding:0 12px 20px}}@media (max-width: 760px){.goal-inline-grid{grid-template-columns:minmax(0,1fr);gap:8px;padding:12px 0}.goal-inline-grid .goal-inline-countdown{position:static;transform:none;justify-self:flex-start;margin-top:4px}.goal-inline-grid .goal-inline-actions{justify-self:flex-start}.child-goals{margin-left:0;padding-left:12px}.child-goals:before{left:4px}.child-goal-row:before{left:-8px;width:8px}.deck-picker-grid,.goal-time-row{grid-template-columns:minmax(0,1fr)}}.settings-subjects .header span{text-align:left}.settings-subjects .header .col-sort,.settings-subjects .header .col-icon,.settings-subjects .header .col-show,.settings-subjects .header .col-delete{justify-self:center;text-align:center}.settings-subjects .header .col-display,.settings-subjects .header .col-subject{justify-self:stretch;padding-left:10px}.icon-choices{display:flex;align-items:center;gap:6px;flex-wrap:wrap}.icon-btn{width:48px;height:48px;display:flex;align-items:center;justify-content:center;border:1px solid var(--glass-border);border-radius:12px;background:transparent;color:var(--text);cursor:pointer}.icon-btn.selected{background:#ffffff14;border-color:#fff}.icon-btn svg{width:22px;height:22px}.icon-picker{position:absolute;left:44px;top:42px;min-width:200px;max-width:420px;border:1px solid var(--glass-border);border-radius:12px;background:var(--glass-bg);color:var(--text);box-shadow:var(--glass-shadow);padding:8px;display:grid;grid-template-columns:repeat(auto-fill,34px);gap:6px;z-index:60}.modal-panel{background:var(--glass-bg);color:var(--text);border:1px solid var(--glass-border);border-radius:18px;padding:16px;box-shadow:var(--glass-shadow);width:min(92vw,640px);max-width:640px;max-height:86vh;overflow:auto;backdrop-filter:blur(12px) saturate(140%);-webkit-backdrop-filter:blur(12px) saturate(140%)}.modal-panel.deck-create-modal{width:min(95vw,900px);max-width:900px;padding:40px 48px;display:flex;flex-direction:column;gap:28px}.modal-panel.card-modal{width:min(98vw,1100px);max-width:1100px;padding:56px 64px;display:flex;flex-direction:column;gap:40px}@media (max-width: 768px){.modal-panel.card-modal{padding:24px 20px}}.icon-choice-grid{display:grid;grid-template-columns:repeat(auto-fill,48px);gap:12px;justify-content:center}.icon-choice-grid .icon-btn{width:48px;height:48px}.modal-panel .icon-choice-grid .icon-btn{background:var(--glass-bg);border:1px solid var(--glass-border);border-radius:12px}.modal-panel .icon-choice-grid .icon-btn:hover{background:#ffffff1a;border-color:#fff}.modal-panel .icon-choice-grid .icon-btn.selected{background:linear-gradient(135deg,#ffffff29,#ffffff14);border-color:#fff;box-shadow:var(--glass-shadow)}.badge-key{font-size:12px;padding:0 10px;height:36px;display:inline-flex;align-items:center;border-radius:999px;border:1px solid var(--glass-border);opacity:.85}.input-pill{width:100%;height:42px;padding:0 16px;border-radius:999px;border:1px solid var(--glass-border);background:transparent;color:var(--text);font-weight:500}.input-pill:focus{outline:none;border-color:#fff;background:#ffffff0f}.key-pill{width:100%;height:42px;padding:0 16px;border-radius:999px;border:1px solid var(--glass-border);background:transparent;color:var(--text);font-weight:500;display:flex;align-items:center;cursor:default}.key-text{width:100%;padding:8px 6px;color:var(--text);font-weight:600}.settings-subjects .input-lite{width:100%;height:36px;padding:0 6px;border:none;border-radius:0;background:transparent;box-shadow:none;font-weight:600}.settings-subjects .input-lite:focus{outline:none;border:none;box-shadow:none;background:#ffffff0f}.input-inline{width:100%;height:36px;padding:0 6px;border:1px solid var(--glass-border);border-radius:8px;background:#ffffff0f;color:var(--text);font-weight:600}.input-inline:focus{outline:none;border-color:#fff;background:#ffffff1a}.label-text{font-weight:600;padding:8px 6px;display:block;border-radius:8px}.label-text:hover{background:#ffffff0a;cursor:text}.settings-subjects input[type=checkbox]{width:18px;height:18px}.side-action.danger{width:32px;height:32px;padding:0;display:flex;align-items:center;justify-content:center;border-radius:8px}.settings-subjects .add-row{display:grid;grid-template-columns:1fr}@media (max-width: 1023px){.settings-subjects .subject-row,.settings-subjects .header{grid-template-columns:32px 52px minmax(120px,1fr) minmax(160px,1fr) 32px 32px;gap:12px}}@media (max-width: 1199px){.card-manual-layout{grid-template-columns:minmax(0,1fr) minmax(340px,1fr);gap:24px}.card-manual-preview{min-width:0;max-width:none}}@media (max-width: 1023px){.card-manual-layout{grid-template-columns:1fr;gap:20px}.card-manual-preview{min-width:0}}@media (max-width: 1023px){.deck-limit-table th,.deck-limit-table td{padding:8px 10px}.deck-limit-table th:nth-child(2),.deck-limit-table td:nth-child(2),.deck-limit-table th:nth-child(3),.deck-limit-table td:nth-child(3){width:90px;min-width:90px}.deck-limit-actions{gap:8px}.deck-limit-actions .side-action{width:34px;height:34px}.deck-limit-table .deck-limit-input{width:56px;min-width:56px;height:32px;line-height:32px;font-size:13px}}.stat-card{padding:14px}.deck-limit-table{table-layout:fixed}.deck-limit-table th,.deck-limit-table td{padding:4px;font-size:13px}.deck-limit-table th:nth-child(1),.deck-limit-table td:nth-child(1){width:52%}.deck-limit-table th:nth-child(2),.deck-limit-table td:nth-child(2),.deck-limit-table th:nth-child(3),.deck-limit-table td:nth-child(3){width:70px;min-width:70px}.deck-limit-table th:nth-child(4),.deck-limit-table td:nth-child(4){width:82px}.deck-limit-table .deck-limit-input{width:52px;min-width:52px;height:30px;line-height:30px;font-size:13px}.deck-limit-actions{gap:4px;justify-content:flex-start}.deck-limit-actions .side-action{width:30px;height:30px;padding:0}.stat-card h3{font-size:18px}.stat-card p{font-size:13px}.settings-row-grid{grid-template-columns:1fr;gap:10px}.settings-row{margin-bottom:10px}.select-row{gap:8px}.select-row .select-pill{flex:1 1 auto}.deck-create-row{grid-template-columns:1fr;gap:12px}.manual-card-preview-body{gap:12px}.deck-type-options{display:grid;grid-template-columns:1fr}.settings-subjects{gap:12px}.settings-subjects .header{display:none}.settings-subjects .subject-row{grid-template-columns:32px 1fr;grid-template-areas:"drag icon" "key key" "input input" "toggle delete";gap:8px;padding:12px;border:1px solid var(--glass-border);border-radius:12px;background:#ffffff05}.settings-subjects .subject-row .drag-handle{grid-area:drag;justify-self:flex-start;width:26px;height:26px}.settings-subjects .subject-row .icon-btn{grid-area:icon;justify-self:flex-start;width:44px;height:44px}.settings-subjects .subject-row .key-text{grid-area:key;font-size:12px;color:var(--text-muted);letter-spacing:.08em;text-transform:uppercase}.settings-subjects .subject-row .input-pill{grid-area:input;width:100%}.settings-subjects .subject-row input[type=checkbox]{grid-area:toggle;justify-self:flex-start;width:20px;height:20px}.settings-subjects .subject-row .side-action{grid-area:delete;justify-self:flex-end;padding:8px 10px;width:auto;height:auto}} .section{padding-top:10px;margin-top:10px;border-top:1px solid var(--glass-border)}.profile-row{display:flex;align-items:center;gap:12px}.avatar{width:36px;height:36px;border-radius:50%;border:1px solid var(--glass-border);display:flex;align-items:center;justify-content:center;color:var(--text)}.profile-meta .name{font-weight:600}.muted{color:var(--text-muted);font-size:12px}.badge{margin-left:auto;font-size:12px;padding:4px 8px;border-radius:999px;border:1px solid var(--glass-border)}.list-item{width:100%;display:flex;align-items:center;justify-content:space-between;gap:12px;padding:10px 12px;border-radius:10px;border:1px solid var(--glass-border);background:transparent;color:var(--text);text-align:left;cursor:pointer}.chev{color:var(--text-muted)}.sidebar-bottom{display:flex;flex-direction:column;gap:6px;padding-top:8px;padding-bottom:12px;border-top:1px solid var(--glass-border)}.side-link{width:100%;min-height:40px;border-radius:8px;border:none;background:transparent;color:var(--text);text-align:left;cursor:pointer;display:grid;grid-template-columns:var(--rail) 1fr;align-items:center;padding:4px 10px 4px 0;-webkit-tap-highlight-color:transparent;transition:background-color .15s ease;overflow:hidden;font:inherit}.side-link:hover{background:#ffffff14}aside.sidebar.collapsed .side-link:hover{background:transparent}aside.sidebar.collapsed .side-link:hover .icon:after{content:"";position:absolute;left:50%;top:50%;width:var(--row);height:var(--row);transform:translate(-50%,-50%);background:#ffffff14;border-radius:12px;pointer-events:none}.side-link:active,.side-link.active{background:#ffffff1f}aside.sidebar.collapsed .side-link.active{background:transparent}aside.sidebar.collapsed .side-link .icon{position:relative}aside.sidebar.collapsed .side-link.active .icon:before{content:"";position:absolute;left:50%;top:50%;width:var(--row);height:var(--row);transform:translate(-50%,-50%);background:#ffffff1f;border-radius:12px}.side-link.back{margin-bottom:8px}.side-link .icon{width:var(--rail);height:var(--row);display:flex;align-items:center;justify-content:center;opacity:.9;justify-self:stretch;font-size:16px}aside.sidebar .side-link .icon svg{width:var(--icon);height:var(--icon)}.side-link.disabled{opacity:.6;cursor:default}.side-link .label{display:inline-block;white-space:nowrap;opacity:1;clip-path:inset(0 0 0 0);will-change:clip-path,opacity;transition:clip-path var(--sidebar-anim) cubic-bezier(.4,0,.2,1),opacity var(--sidebar-anim) ease-in-out;-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;font-size:14px}.open-btn .label{font-size:18px}aside.sidebar.collapsed .side-link .label{opacity:0;clip-path:inset(0 100% 0 0);overflow:hidden;pointer-events:none}@media (prefers-reduced-motion: reduce){.side-link .label{transition:none}aside.sidebar.open .open-btn .icon svg{transition:none}}aside.sidebar.open .side-link{grid-template-columns:var(--rail) 1fr}aside.sidebar.open .side-link .icon{width:var(--rail)}aside.sidebar.open .side-link:not(.open-btn) .icon svg{width:var(--icon);height:var(--icon)}.open-btn{position:relative}.open-btn .icon{position:relative;left:0;width:var(--rail);height:var(--row);display:flex;align-items:center;justify-content:center;transform:translate(var(--toggle-x, 0));transition:transform var(--sidebar-anim) cubic-bezier(.4,0,.2,1);will-change:transform;z-index:1}aside.sidebar.collapsed .open-btn .icon{transform:none}aside.sidebar.collapsed .open-btn .icon svg{position:absolute;width:25px;height:25px;left:calc(50% + 3.5px);transform:translate(-50%)}aside.sidebar.collapsed .open-btn{padding:6px 10px 6px 0}aside.sidebar.collapsed .open-btn .icon{justify-self:stretch}aside.sidebar.open .open-btn .icon svg{width:25px;height:25px;margin-top:5px}aside.sidebar.collapsed .open-btn{--toggle-x: 0}aside.sidebar.open .open-btn{--toggle-x: calc(var(--sidebar-width-open) - var(--rail) - var(--sidebar-link-pr))}.sidebar-rail{position:fixed;left:12px;top:12px;width:36px;height:36px;display:flex;align-items:center;justify-content:center;border-radius:8px;border:1px solid var(--glass-border);background:transparent;color:var(--text);z-index:40;box-shadow:none}.sidebar-rail:hover{background:transparent;opacity:.9}.sidebar-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#00000073;display:block;z-index:25}@media (min-width: 1024px){.sidebar-overlay{display:none!important}}.modal-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#00000073;display:flex;align-items:center;justify-content:center;z-index:100}.sidebar-bottom{display:flex;flex-direction:column;gap:4px;padding-top:6px;padding-bottom:10px;border-top:1px solid var(--glass-border)}.account-row{display:flex;align-items:center;gap:10px;padding:10px 12px;border-radius:10px;border:1px solid var(--glass-border);background:var(--glass-bg);backdrop-filter:blur(10px) saturate(140%);-webkit-backdrop-filter:blur(10px) saturate(140%)}.avatar-accent{background:#ea580c;color:#fff;border:none}.account-meta .name{font-weight:600}aside.sidebar .account-link{min-height:var(--row);height:auto;padding:calc((var(--rail) - var(--row))/2) 10px calc((var(--rail) - var(--row))/2) 0}aside.sidebar .account-link .icon{height:var(--row)}aside.sidebar .account-link .avatar{width:28px;height:28px;font-size:.8em}aside.sidebar .account-link .chev svg{width:18px;height:18px}aside.sidebar.collapsed .account-link .avatar{width:28px;height:28px;border:none}.account-menu .hdr{gap:8px;padding:8px 10px}.account-menu .menu-item{gap:10px;padding:8px 10px}.account-menu .hdr svg,.account-menu .menu-item svg{width:15px;height:15px}.scroll-to-bottom-container{position:sticky;bottom:calc(120px + env(safe-area-inset-bottom));display:flex;justify-content:center;align-items:flex-end;width:100%;max-width:840px;margin:0 auto;pointer-events:none;z-index:6;padding:0 10px;opacity:0;visibility:hidden;transition:opacity .18s ease,visibility .18s ease}.scroll-to-bottom-container.visible{opacity:1;visibility:visible}.scroll-to-bottom-fab{pointer-events:auto;transition:opacity .18s ease,transform .18s ease}.scroll-to-bottom-fab:active{transform:translateY(2px)}.scroll-to-bottom-round{width:40px;height:40px;border-radius:999px;display:flex;align-items:center;justify-content:center;border:none;background:#fffffff2;color:#0b0b0b;box-shadow:0 16px 32px #0000005c}.scroll-to-bottom-round:hover{background:#ffffffe0}@media (max-width: 768px){.scroll-to-bottom-container{bottom:calc(104px + env(safe-area-inset-bottom));padding:0 6px}}.card-import-inline-alert{margin-left:auto}.card-import-table thead th:after{content:"";position:absolute;right:0;top:0;bottom:0;width:1px;background:#ffffff0d}.card-import-table tbody td{max-width:280px}.card-import-table thead th,.card-import-table tbody td{min-width:140px;max-width:220px}.card-import-table thead th.card-import-select-column,.card-import-table tbody td.card-import-select-cell{min-width:64px;max-width:64px;text-align:center}.card-import-table-wrap::-webkit-scrollbar{height:8px;width:8px}.card-import-table-wrap::-webkit-scrollbar-thumb{background:#fff3;border-radius:999px}.card-import-table-wrap::-webkit-scrollbar-track{background:transparent}@media (max-width: 1023px){.deck-limit-name{max-width:clamp(150px,52vw,260px)}}@media (max-width: 639px){.deck-limit-name{max-width:clamp(70px,38vw,130px);font-size:12px}}.scroll-bottom-sentinel{width:100%;height:1px}