@font-face{font-display:block;font-family:KaTeX_AMS;font-style:normal;font-weight:400;src:url(../media/KaTeX_AMS-Regular.3dqqgop8d9q74.woff2)format("woff2"),url(../media/KaTeX_AMS-Regular.3s3485bbs_y9t.woff)format("woff"),url(../media/KaTeX_AMS-Regular.06540o8ttgt08.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Caligraphic;font-style:normal;font-weight:700;src:url(../media/KaTeX_Caligraphic-Bold.0x398dszol8ix.woff2)format("woff2"),url(../media/KaTeX_Caligraphic-Bold.0i0ys3pk95qm_.woff)format("woff"),url(../media/KaTeX_Caligraphic-Bold.071y7fj7dknco.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Caligraphic;font-style:normal;font-weight:400;src:url(../media/KaTeX_Caligraphic-Regular.3ittfn7d21b9w.woff2)format("woff2"),url(../media/KaTeX_Caligraphic-Regular.3-a7ahrnv-1p0.woff)format("woff"),url(../media/KaTeX_Caligraphic-Regular.2a29kziuqmcwj.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Fraktur;font-style:normal;font-weight:700;src:url(../media/KaTeX_Fraktur-Bold.3rq09ohrtely_.woff2)format("woff2"),url(../media/KaTeX_Fraktur-Bold.1m6-2-v71aefh.woff)format("woff"),url(../media/KaTeX_Fraktur-Bold.2c272neyw5p5h.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Fraktur;font-style:normal;font-weight:400;src:url(../media/KaTeX_Fraktur-Regular.1jvgec053-2og.woff2)format("woff2"),url(../media/KaTeX_Fraktur-Regular.1pa447q_ni5m2.woff)format("woff"),url(../media/KaTeX_Fraktur-Regular.0_16ta522mcvb.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Main;font-style:normal;font-weight:700;src:url(../media/KaTeX_Main-Bold.22wkahef0u3fd.woff2)format("woff2"),url(../media/KaTeX_Main-Bold.1fyzqvxw_mkks.woff)format("woff"),url(../media/KaTeX_Main-Bold.3q46h05c4j0cw.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Main;font-style:italic;font-weight:700;src:url(../media/KaTeX_Main-BoldItalic.40drhxm0mwrzz.woff2)format("woff2"),url(../media/KaTeX_Main-BoldItalic.0g_mm5w89az4z.woff)format("woff"),url(../media/KaTeX_Main-BoldItalic.2r19jqj9qb5v7.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Main;font-style:italic;font-weight:400;src:url(../media/KaTeX_Main-Italic.1ck6crdmp78cu.woff2)format("woff2"),url(../media/KaTeX_Main-Italic.3h-lyz6-tj-5j.woff)format("woff"),url(../media/KaTeX_Main-Italic.07vrczmwpvimc.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Main;font-style:normal;font-weight:400;src:url(../media/KaTeX_Main-Regular.29zz7337tzymc.woff2)format("woff2"),url(../media/KaTeX_Main-Regular.0r86ux5c2_9jc.woff)format("woff"),url(../media/KaTeX_Main-Regular.0cm4nk2aib81i.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Math;font-style:italic;font-weight:700;src:url(../media/KaTeX_Math-BoldItalic.0u_6s571--hh0.woff2)format("woff2"),url(../media/KaTeX_Math-BoldItalic.1-f92ydojzao_.woff)format("woff"),url(../media/KaTeX_Math-BoldItalic.0m2qm2_orz99k.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Math;font-style:italic;font-weight:400;src:url(../media/KaTeX_Math-Italic.18dmviy-uianu.woff2)format("woff2"),url(../media/KaTeX_Math-Italic.2d-roszuwfrpn.woff)format("woff"),url(../media/KaTeX_Math-Italic.1vw7gcigzv33_.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_SansSerif;font-style:normal;font-weight:700;src:url(../media/KaTeX_SansSerif-Bold.19n5ohjzvq40z.woff2)format("woff2"),url(../media/KaTeX_SansSerif-Bold.1ad0dh55v7-4h.woff)format("woff"),url(../media/KaTeX_SansSerif-Bold.3ojskmd7zv_b8.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_SansSerif;font-style:italic;font-weight:400;src:url(../media/KaTeX_SansSerif-Italic.38w085lqrghwm.woff2)format("woff2"),url(../media/KaTeX_SansSerif-Italic.0_21g6aey40vy.woff)format("woff"),url(../media/KaTeX_SansSerif-Italic.0abd80e_ako5h.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_SansSerif;font-style:normal;font-weight:400;src:url(../media/KaTeX_SansSerif-Regular.3w8wtfek3qsk6.woff2)format("woff2"),url(../media/KaTeX_SansSerif-Regular.0v2olaztuqa1v.woff)format("woff"),url(../media/KaTeX_SansSerif-Regular.0xkeldfcfvj58.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Script;font-style:normal;font-weight:400;src:url(../media/KaTeX_Script-Regular.10h737unm2jp7.woff2)format("woff2"),url(../media/KaTeX_Script-Regular.2m7-0wua2lvnq.woff)format("woff"),url(../media/KaTeX_Script-Regular.1hw1d7omwtnoy.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Size1;font-style:normal;font-weight:400;src:url(../media/KaTeX_Size1-Regular.3xype_vsmmjgw.woff2)format("woff2"),url(../media/KaTeX_Size1-Regular.3aliq3yd-ja9b.woff)format("woff"),url(../media/KaTeX_Size1-Regular.44z_qgcc9t0a_.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Size2;font-style:normal;font-weight:400;src:url(../media/KaTeX_Size2-Regular.2-wakugslvf3a.woff2)format("woff2"),url(../media/KaTeX_Size2-Regular.3u0df62zf5guy.woff)format("woff"),url(../media/KaTeX_Size2-Regular.3eprswoc9v3fh.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Size3;font-style:normal;font-weight:400;src:url(../media/KaTeX_Size3-Regular.1nfuh3l6nzhjv.woff2)format("woff2"),url(../media/KaTeX_Size3-Regular.3n7wm08wz2r2g.woff)format("woff"),url(../media/KaTeX_Size3-Regular.2kp2izz6g7r-7.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Size4;font-style:normal;font-weight:400;src:url(../media/KaTeX_Size4-Regular.13pyt7zi482pb.woff2)format("woff2"),url(../media/KaTeX_Size4-Regular.37jvrh2wknf5u.woff)format("woff"),url(../media/KaTeX_Size4-Regular.2ltjhs9xhaefy.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Typewriter;font-style:normal;font-weight:400;src:url(../media/KaTeX_Typewriter-Regular.2vfnlegjq9l42.woff2)format("woff2"),url(../media/KaTeX_Typewriter-Regular.0xi5kyeeydv4z.woff)format("woff"),url(../media/KaTeX_Typewriter-Regular.34aedpl-_o3h3.ttf)format("truetype")}.katex{text-indent:0;text-rendering:auto;font:1.21em/1.2 KaTeX_Main,Times New Roman,serif;position:relative}.katex *{border-color:currentColor;-ms-high-contrast-adjust:none!important}.katex .katex-version:after{content:"0.18.4"}.katex .katex-mathml{clip-path:inset(50%);border:0;width:1px;height:1px;padding:0;position:absolute;overflow:hidden}.katex .katex-html>.katex-newline{display:block}.katex .katex-base{white-space:nowrap;width:min-content;position:relative}.katex .katex-base,.katex .katex-strut{display:inline-block}.katex .textbf{font-weight:700}.katex .textit{font-style:italic}.katex .textrm{font-family:KaTeX_Main}.katex .textsf{font-family:KaTeX_SansSerif}.katex .texttt{font-family:KaTeX_Typewriter}.katex .mathnormal{font-family:KaTeX_Math;font-style:italic}.katex .mathit{font-family:KaTeX_Main;font-style:italic}.katex .mathrm{font-style:normal}.katex .mathbf{font-family:KaTeX_Main;font-weight:700}.katex .boldsymbol{font-family:KaTeX_Math;font-style:italic;font-weight:700}.katex .amsrm,.katex .mathbb,.katex .textbb{font-family:KaTeX_AMS}.katex .mathcal{font-family:KaTeX_Caligraphic}.katex .mathfrak,.katex .textfrak{font-family:KaTeX_Fraktur}.katex .mathboldfrak,.katex .textboldfrak{font-family:KaTeX_Fraktur;font-weight:700}.katex .mathtt{font-family:KaTeX_Typewriter}.katex .mathscr,.katex .textscr{font-family:KaTeX_Script}.katex .mathsf,.katex .textsf{font-family:KaTeX_SansSerif}.katex .mathboldsf,.katex .textboldsf{font-family:KaTeX_SansSerif;font-weight:700}.katex .mathitsf,.katex .mathsfit,.katex .textitsf{font-family:KaTeX_SansSerif;font-style:italic}.katex .mainrm{font-family:KaTeX_Main;font-style:normal}.katex .vlist-t{border-collapse:collapse;table-layout:fixed;display:inline-table}.katex .vlist-r{display:table-row}.katex .vlist{vertical-align:bottom;display:table-cell;position:relative}.katex .vlist>span{height:0;display:block;position:relative}.katex .vlist>span>span{display:inline-block}.katex .vlist>span>.pstrut{width:0;overflow:hidden}.katex .vlist-t2{margin-right:-2px}.katex .vlist-s{vertical-align:bottom;width:2px;min-width:2px;font-size:1px;display:table-cell}.katex .katex-vbox{flex-direction:column;align-items:baseline;display:inline-flex}.katex .katex-thinbox{flex-direction:row;width:0;max-width:0;display:inline-flex}.katex .msupsub{text-align:left}.katex .mfrac>span>span{text-align:center}.katex .mfrac .frac-line{border-bottom-style:solid;width:100%;display:inline-block}.katex .katex-hdashline,.katex .katex-hline,.katex .katex-overline .overline-line,.katex .katex-rule,.katex .katex-underline .underline-line,.katex .mfrac .frac-line{min-height:1px}.katex .mspace{display:inline-block}.katex .katex-smash{line-height:0;display:inline}.katex .clap,.katex .llap,.katex .rlap{width:0;position:relative}.katex .clap>.katex-inner,.katex .llap>.katex-inner,.katex .rlap>.katex-inner{position:absolute}.katex .clap>.katex-fix,.katex .llap>.katex-fix,.katex .rlap>.katex-fix{display:inline-block}.katex .llap>.katex-inner{right:0}.katex .clap>.katex-inner,.katex .rlap>.katex-inner{left:0}.katex .clap>.katex-inner>span{margin-left:-50%;margin-right:50%}.katex .katex-rule{border:0 solid;display:inline-block;position:relative}.katex .katex-hline,.katex .katex-overline .overline-line,.katex .katex-underline .underline-line{border-bottom-style:solid;width:100%;display:inline-block}.katex .katex-hdashline{border-bottom-style:dashed;width:100%;display:inline-block}.katex .sqrt>.katex-root{margin-left:.277778em;margin-right:-.555556em}.katex .fontsize-ensurer.reset-size1.size1,.katex .katex-sizing.reset-size1.size1{font-size:1em}.katex .fontsize-ensurer.reset-size1.size2,.katex .katex-sizing.reset-size1.size2{font-size:1.2em}.katex .fontsize-ensurer.reset-size1.size3,.katex .katex-sizing.reset-size1.size3{font-size:1.4em}.katex .fontsize-ensurer.reset-size1.size4,.katex .katex-sizing.reset-size1.size4{font-size:1.6em}.katex .fontsize-ensurer.reset-size1.size5,.katex .katex-sizing.reset-size1.size5{font-size:1.8em}.katex .fontsize-ensurer.reset-size1.size6,.katex .katex-sizing.reset-size1.size6{font-size:2em}.katex .fontsize-ensurer.reset-size1.size7,.katex .katex-sizing.reset-size1.size7{font-size:2.4em}.katex .fontsize-ensurer.reset-size1.size8,.katex .katex-sizing.reset-size1.size8{font-size:2.88em}.katex .fontsize-ensurer.reset-size1.size9,.katex .katex-sizing.reset-size1.size9{font-size:3.456em}.katex .fontsize-ensurer.reset-size1.size10,.katex .katex-sizing.reset-size1.size10{font-size:4.148em}.katex .fontsize-ensurer.reset-size1.size11,.katex .katex-sizing.reset-size1.size11{font-size:4.976em}.katex .fontsize-ensurer.reset-size2.size1,.katex .katex-sizing.reset-size2.size1{font-size:.833333em}.katex .fontsize-ensurer.reset-size2.size2,.katex .katex-sizing.reset-size2.size2{font-size:1em}.katex .fontsize-ensurer.reset-size2.size3,.katex .katex-sizing.reset-size2.size3{font-size:1.16667em}.katex .fontsize-ensurer.reset-size2.size4,.katex .katex-sizing.reset-size2.size4{font-size:1.33333em}.katex .fontsize-ensurer.reset-size2.size5,.katex .katex-sizing.reset-size2.size5{font-size:1.5em}.katex .fontsize-ensurer.reset-size2.size6,.katex .katex-sizing.reset-size2.size6{font-size:1.66667em}.katex .fontsize-ensurer.reset-size2.size7,.katex .katex-sizing.reset-size2.size7{font-size:2em}.katex .fontsize-ensurer.reset-size2.size8,.katex .katex-sizing.reset-size2.size8{font-size:2.4em}.katex .fontsize-ensurer.reset-size2.size9,.katex .katex-sizing.reset-size2.size9{font-size:2.88em}.katex .fontsize-ensurer.reset-size2.size10,.katex .katex-sizing.reset-size2.size10{font-size:3.45667em}.katex .fontsize-ensurer.reset-size2.size11,.katex .katex-sizing.reset-size2.size11{font-size:4.14667em}.katex .fontsize-ensurer.reset-size3.size1,.katex .katex-sizing.reset-size3.size1{font-size:.714286em}.katex .fontsize-ensurer.reset-size3.size2,.katex .katex-sizing.reset-size3.size2{font-size:.857143em}.katex .fontsize-ensurer.reset-size3.size3,.katex .katex-sizing.reset-size3.size3{font-size:1em}.katex .fontsize-ensurer.reset-size3.size4,.katex .katex-sizing.reset-size3.size4{font-size:1.14286em}.katex .fontsize-ensurer.reset-size3.size5,.katex .katex-sizing.reset-size3.size5{font-size:1.28571em}.katex .fontsize-ensurer.reset-size3.size6,.katex .katex-sizing.reset-size3.size6{font-size:1.42857em}.katex .fontsize-ensurer.reset-size3.size7,.katex .katex-sizing.reset-size3.size7{font-size:1.71429em}.katex .fontsize-ensurer.reset-size3.size8,.katex .katex-sizing.reset-size3.size8{font-size:2.05714em}.katex .fontsize-ensurer.reset-size3.size9,.katex .katex-sizing.reset-size3.size9{font-size:2.46857em}.katex .fontsize-ensurer.reset-size3.size10,.katex .katex-sizing.reset-size3.size10{font-size:2.96286em}.katex .fontsize-ensurer.reset-size3.size11,.katex .katex-sizing.reset-size3.size11{font-size:3.55429em}.katex .fontsize-ensurer.reset-size4.size1,.katex .katex-sizing.reset-size4.size1{font-size:.625em}.katex .fontsize-ensurer.reset-size4.size2,.katex .katex-sizing.reset-size4.size2{font-size:.75em}.katex .fontsize-ensurer.reset-size4.size3,.katex .katex-sizing.reset-size4.size3{font-size:.875em}.katex .fontsize-ensurer.reset-size4.size4,.katex .katex-sizing.reset-size4.size4{font-size:1em}.katex .fontsize-ensurer.reset-size4.size5,.katex .katex-sizing.reset-size4.size5{font-size:1.125em}.katex .fontsize-ensurer.reset-size4.size6,.katex .katex-sizing.reset-size4.size6{font-size:1.25em}.katex .fontsize-ensurer.reset-size4.size7,.katex .katex-sizing.reset-size4.size7{font-size:1.5em}.katex .fontsize-ensurer.reset-size4.size8,.katex .katex-sizing.reset-size4.size8{font-size:1.8em}.katex .fontsize-ensurer.reset-size4.size9,.katex .katex-sizing.reset-size4.size9{font-size:2.16em}.katex .fontsize-ensurer.reset-size4.size10,.katex .katex-sizing.reset-size4.size10{font-size:2.5925em}.katex .fontsize-ensurer.reset-size4.size11,.katex .katex-sizing.reset-size4.size11{font-size:3.11em}.katex .fontsize-ensurer.reset-size5.size1,.katex .katex-sizing.reset-size5.size1{font-size:.555556em}.katex .fontsize-ensurer.reset-size5.size2,.katex .katex-sizing.reset-size5.size2{font-size:.666667em}.katex .fontsize-ensurer.reset-size5.size3,.katex .katex-sizing.reset-size5.size3{font-size:.777778em}.katex .fontsize-ensurer.reset-size5.size4,.katex .katex-sizing.reset-size5.size4{font-size:.888889em}.katex .fontsize-ensurer.reset-size5.size5,.katex .katex-sizing.reset-size5.size5{font-size:1em}.katex .fontsize-ensurer.reset-size5.size6,.katex .katex-sizing.reset-size5.size6{font-size:1.11111em}.katex .fontsize-ensurer.reset-size5.size7,.katex .katex-sizing.reset-size5.size7{font-size:1.33333em}.katex .fontsize-ensurer.reset-size5.size8,.katex .katex-sizing.reset-size5.size8{font-size:1.6em}.katex .fontsize-ensurer.reset-size5.size9,.katex .katex-sizing.reset-size5.size9{font-size:1.92em}.katex .fontsize-ensurer.reset-size5.size10,.katex .katex-sizing.reset-size5.size10{font-size:2.30444em}.katex .fontsize-ensurer.reset-size5.size11,.katex .katex-sizing.reset-size5.size11{font-size:2.76444em}.katex .fontsize-ensurer.reset-size6.size1,.katex .katex-sizing.reset-size6.size1{font-size:.5em}.katex .fontsize-ensurer.reset-size6.size2,.katex .katex-sizing.reset-size6.size2{font-size:.6em}.katex .fontsize-ensurer.reset-size6.size3,.katex .katex-sizing.reset-size6.size3{font-size:.7em}.katex .fontsize-ensurer.reset-size6.size4,.katex .katex-sizing.reset-size6.size4{font-size:.8em}.katex .fontsize-ensurer.reset-size6.size5,.katex .katex-sizing.reset-size6.size5{font-size:.9em}.katex .fontsize-ensurer.reset-size6.size6,.katex .katex-sizing.reset-size6.size6{font-size:1em}.katex .fontsize-ensurer.reset-size6.size7,.katex .katex-sizing.reset-size6.size7{font-size:1.2em}.katex .fontsize-ensurer.reset-size6.size8,.katex .katex-sizing.reset-size6.size8{font-size:1.44em}.katex .fontsize-ensurer.reset-size6.size9,.katex .katex-sizing.reset-size6.size9{font-size:1.728em}.katex .fontsize-ensurer.reset-size6.size10,.katex .katex-sizing.reset-size6.size10{font-size:2.074em}.katex .fontsize-ensurer.reset-size6.size11,.katex .katex-sizing.reset-size6.size11{font-size:2.488em}.katex .fontsize-ensurer.reset-size7.size1,.katex .katex-sizing.reset-size7.size1{font-size:.416667em}.katex .fontsize-ensurer.reset-size7.size2,.katex .katex-sizing.reset-size7.size2{font-size:.5em}.katex .fontsize-ensurer.reset-size7.size3,.katex .katex-sizing.reset-size7.size3{font-size:.583333em}.katex .fontsize-ensurer.reset-size7.size4,.katex .katex-sizing.reset-size7.size4{font-size:.666667em}.katex .fontsize-ensurer.reset-size7.size5,.katex .katex-sizing.reset-size7.size5{font-size:.75em}.katex .fontsize-ensurer.reset-size7.size6,.katex .katex-sizing.reset-size7.size6{font-size:.833333em}.katex .fontsize-ensurer.reset-size7.size7,.katex .katex-sizing.reset-size7.size7{font-size:1em}.katex .fontsize-ensurer.reset-size7.size8,.katex .katex-sizing.reset-size7.size8{font-size:1.2em}.katex .fontsize-ensurer.reset-size7.size9,.katex .katex-sizing.reset-size7.size9{font-size:1.44em}.katex .fontsize-ensurer.reset-size7.size10,.katex .katex-sizing.reset-size7.size10{font-size:1.72833em}.katex .fontsize-ensurer.reset-size7.size11,.katex .katex-sizing.reset-size7.size11{font-size:2.07333em}.katex .fontsize-ensurer.reset-size8.size1,.katex .katex-sizing.reset-size8.size1{font-size:.347222em}.katex .fontsize-ensurer.reset-size8.size2,.katex .katex-sizing.reset-size8.size2{font-size:.416667em}.katex .fontsize-ensurer.reset-size8.size3,.katex .katex-sizing.reset-size8.size3{font-size:.486111em}.katex .fontsize-ensurer.reset-size8.size4,.katex .katex-sizing.reset-size8.size4{font-size:.555556em}.katex .fontsize-ensurer.reset-size8.size5,.katex .katex-sizing.reset-size8.size5{font-size:.625em}.katex .fontsize-ensurer.reset-size8.size6,.katex .katex-sizing.reset-size8.size6{font-size:.694444em}.katex .fontsize-ensurer.reset-size8.size7,.katex .katex-sizing.reset-size8.size7{font-size:.833333em}.katex .fontsize-ensurer.reset-size8.size8,.katex .katex-sizing.reset-size8.size8{font-size:1em}.katex .fontsize-ensurer.reset-size8.size9,.katex .katex-sizing.reset-size8.size9{font-size:1.2em}.katex .fontsize-ensurer.reset-size8.size10,.katex .katex-sizing.reset-size8.size10{font-size:1.44028em}.katex .fontsize-ensurer.reset-size8.size11,.katex .katex-sizing.reset-size8.size11{font-size:1.72778em}.katex .fontsize-ensurer.reset-size9.size1,.katex .katex-sizing.reset-size9.size1{font-size:.289352em}.katex .fontsize-ensurer.reset-size9.size2,.katex .katex-sizing.reset-size9.size2{font-size:.347222em}.katex .fontsize-ensurer.reset-size9.size3,.katex .katex-sizing.reset-size9.size3{font-size:.405093em}.katex .fontsize-ensurer.reset-size9.size4,.katex .katex-sizing.reset-size9.size4{font-size:.462963em}.katex .fontsize-ensurer.reset-size9.size5,.katex .katex-sizing.reset-size9.size5{font-size:.520833em}.katex .fontsize-ensurer.reset-size9.size6,.katex .katex-sizing.reset-size9.size6{font-size:.578704em}.katex .fontsize-ensurer.reset-size9.size7,.katex .katex-sizing.reset-size9.size7{font-size:.694444em}.katex .fontsize-ensurer.reset-size9.size8,.katex .katex-sizing.reset-size9.size8{font-size:.833333em}.katex .fontsize-ensurer.reset-size9.size9,.katex .katex-sizing.reset-size9.size9{font-size:1em}.katex .fontsize-ensurer.reset-size9.size10,.katex .katex-sizing.reset-size9.size10{font-size:1.20023em}.katex .fontsize-ensurer.reset-size9.size11,.katex .katex-sizing.reset-size9.size11{font-size:1.43981em}.katex .fontsize-ensurer.reset-size10.size1,.katex .katex-sizing.reset-size10.size1{font-size:.24108em}.katex .fontsize-ensurer.reset-size10.size2,.katex .katex-sizing.reset-size10.size2{font-size:.289296em}.katex .fontsize-ensurer.reset-size10.size3,.katex .katex-sizing.reset-size10.size3{font-size:.337512em}.katex .fontsize-ensurer.reset-size10.size4,.katex .katex-sizing.reset-size10.size4{font-size:.385728em}.katex .fontsize-ensurer.reset-size10.size5,.katex .katex-sizing.reset-size10.size5{font-size:.433944em}.katex .fontsize-ensurer.reset-size10.size6,.katex .katex-sizing.reset-size10.size6{font-size:.48216em}.katex .fontsize-ensurer.reset-size10.size7,.katex .katex-sizing.reset-size10.size7{font-size:.578592em}.katex .fontsize-ensurer.reset-size10.size8,.katex .katex-sizing.reset-size10.size8{font-size:.694311em}.katex .fontsize-ensurer.reset-size10.size9,.katex .katex-sizing.reset-size10.size9{font-size:.833173em}.katex .fontsize-ensurer.reset-size10.size10,.katex .katex-sizing.reset-size10.size10{font-size:1em}.katex .fontsize-ensurer.reset-size10.size11,.katex .katex-sizing.reset-size10.size11{font-size:1.19961em}.katex .fontsize-ensurer.reset-size11.size1,.katex .katex-sizing.reset-size11.size1{font-size:.200965em}.katex .fontsize-ensurer.reset-size11.size2,.katex .katex-sizing.reset-size11.size2{font-size:.241158em}.katex .fontsize-ensurer.reset-size11.size3,.katex .katex-sizing.reset-size11.size3{font-size:.281351em}.katex .fontsize-ensurer.reset-size11.size4,.katex .katex-sizing.reset-size11.size4{font-size:.321543em}.katex .fontsize-ensurer.reset-size11.size5,.katex .katex-sizing.reset-size11.size5{font-size:.361736em}.katex .fontsize-ensurer.reset-size11.size6,.katex .katex-sizing.reset-size11.size6{font-size:.401929em}.katex .fontsize-ensurer.reset-size11.size7,.katex .katex-sizing.reset-size11.size7{font-size:.482315em}.katex .fontsize-ensurer.reset-size11.size8,.katex .katex-sizing.reset-size11.size8{font-size:.578778em}.katex .fontsize-ensurer.reset-size11.size9,.katex .katex-sizing.reset-size11.size9{font-size:.694534em}.katex .fontsize-ensurer.reset-size11.size10,.katex .katex-sizing.reset-size11.size10{font-size:.833601em}.katex .fontsize-ensurer.reset-size11.size11,.katex .katex-sizing.reset-size11.size11{font-size:1em}.katex .delimsizing.size1{font-family:KaTeX_Size1}.katex .delimsizing.size2{font-family:KaTeX_Size2}.katex .delimsizing.size3{font-family:KaTeX_Size3}.katex .delimsizing.size4{font-family:KaTeX_Size4}.katex .delimsizing.mult .delim-size1>span{font-family:KaTeX_Size1}.katex .delimsizing.mult .delim-size4>span{font-family:KaTeX_Size4}.katex .nulldelimiter{width:.12em;display:inline-block}.katex .delimcenter,.katex .op-symbol{position:relative}.katex .op-symbol.small-op{font-family:KaTeX_Size1}.katex .op-symbol.large-op{font-family:KaTeX_Size2}.katex .katex-accent>.vlist-t,.katex .op-limits>.vlist-t{text-align:center}.katex .katex-accent .accent-body{position:relative}.katex .katex-accent .accent-body:not(.accent-full){width:0}.katex .katex-overlay{display:block}.katex .mtable .vertical-separator{min-width:1px;display:inline-block}.katex .mtable .arraycolsep{display:inline-block}.katex .mtable .col-align-c>.vlist-t{text-align:center}.katex .mtable .col-align-l>.vlist-t{text-align:left}.katex .mtable .col-align-r>.vlist-t{text-align:right}.katex .svg-align{text-align:left}.katex svg{fill:currentColor;stroke:currentColor;height:inherit;width:100%;display:block;position:absolute}.katex svg path{stroke:none}.katex svg{fill-rule:nonzero;fill-opacity:1;stroke-width:1px;stroke-linecap:butt;stroke-linejoin:miter;stroke-miterlimit:4;stroke-dasharray:none;stroke-dashoffset:0;stroke-opacity:1}.katex img{border-style:none;min-width:0;max-width:none;min-height:0;max-height:none}.katex .katex-stretchy{width:100%;display:block;position:relative;overflow:hidden}.katex .katex-stretchy:after,.katex .katex-stretchy:before{content:""}.katex .hide-tail{width:100%;position:relative;overflow:hidden}.katex .halfarrow-left{width:50.2%;position:absolute;left:0;overflow:hidden}.katex .halfarrow-right{width:50.2%;position:absolute;right:0;overflow:hidden}.katex .brace-left{width:25.1%;position:absolute;left:0;overflow:hidden}.katex .brace-center{width:50%;position:absolute;left:25%;overflow:hidden}.katex .brace-right{width:25.1%;position:absolute;right:0;overflow:hidden}.katex .x-arrow-pad{padding:0 .5em}.katex .cd-arrow-pad{padding:0 .55556em 0 .27778em}.katex .mover,.katex .munder,.katex .x-arrow{text-align:center}.katex .boxpad{padding:0 .3em}.katex .fbox,.katex .fcolorbox{box-sizing:border-box;border:.04em solid}.katex .cancel-pad{padding:0 .2em}.katex .cancel-lap{margin-left:-.2em;margin-right:-.2em}.katex .katex-sout{border-bottom-style:solid;border-bottom-width:.08em}.katex .angl{box-sizing:border-box;border-top:.049em solid;border-right:.049em solid;margin-right:.03889em}.katex .anglpad{padding:0 .03889em}.katex .eqn-num:before{content:"(" counter(katexEqnNo) ")";counter-increment:katexEqnNo}.katex .mml-eqn-num:before{content:"(" counter(mmlEqnNo) ")";counter-increment:mmlEqnNo}.katex .mtr-glue{width:50%}.katex .cd-vert-arrow{display:inline-block;position:relative}.katex .cd-label-left{text-align:left;display:inline-block;position:absolute;right:calc(50% + .3em)}.katex .cd-label-right{text-align:right;display:inline-block;position:absolute;left:calc(50% + .3em)}.katex-display{text-align:center;margin:1em 0;display:block}.katex-display>.katex{text-align:center;white-space:nowrap;display:block}.katex-display>.katex>.katex-html{display:block;position:relative}.katex-display>.katex>.katex-html>.katex-tag{position:absolute;right:0}.katex-display.leqno>.katex>.katex-html>.katex-tag{left:0;right:auto}.katex-display.fleqn>.katex{text-align:left;padding-left:2em}body{counter-reset:katexEqnNo mmlEqnNo}
@layer properties{@supports (((-webkit-hyphens:none)) and (not (margin-trim:inline))) or ((-moz-orient:inline) and (not (color:rgb(from red r g b)))){*,:before,:after,::backdrop{--tw-blur:initial;--tw-brightness:initial;--tw-contrast:initial;--tw-grayscale:initial;--tw-hue-rotate:initial;--tw-invert:initial;--tw-opacity:initial;--tw-saturate:initial;--tw-sepia:initial;--tw-drop-shadow:initial;--tw-drop-shadow-color:initial;--tw-drop-shadow-alpha:100%;--tw-drop-shadow-size:initial}}}@layer theme{:root,:host{--font-sans:-apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", "Noto Sans", Arial, sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol", "Noto Color Emoji";--font-mono:ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;--default-font-family:var(--font-sans);--default-mono-font-family:var(--font-mono)}}@layer base{*,:after,:before,::backdrop{box-sizing:border-box;border:0 solid;margin:0;padding:0}::file-selector-button{box-sizing:border-box;border:0 solid;margin:0;padding:0}html,:host{-webkit-text-size-adjust:100%;tab-size:4;line-height:1.5;font-family:var(--default-font-family,-apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", "Noto Sans", Arial, sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol", "Noto Color Emoji");font-feature-settings:var(--default-font-feature-settings,normal);font-variation-settings:var(--default-font-variation-settings,normal);-webkit-tap-highlight-color:transparent}hr{height:0;color:inherit;border-top-width:1px}abbr:where([title]){-webkit-text-decoration:underline dotted;text-decoration:underline dotted}h1,h2,h3,h4,h5,h6{font-size:inherit;font-weight:inherit}a{color:inherit;-webkit-text-decoration:inherit;-webkit-text-decoration:inherit;-webkit-text-decoration:inherit;-webkit-text-decoration:inherit;text-decoration:inherit}b,strong{font-weight:bolder}code,kbd,samp,pre{font-family:var(--default-mono-font-family,ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace);font-feature-settings:var(--default-mono-font-feature-settings,normal);font-variation-settings:var(--default-mono-font-variation-settings,normal);font-size:1em}small{font-size:80%}sub,sup{vertical-align:baseline;font-size:75%;line-height:0;position:relative}sub{bottom:-.25em}sup{top:-.5em}table{text-indent:0;border-color:inherit;border-collapse:collapse}:-moz-focusring:where(:not(iframe)){outline:auto}progress{vertical-align:baseline}summary{display:list-item}ol,ul,menu{list-style:none}img,svg,video,canvas,audio,iframe,embed,object{vertical-align:middle;display:block}img,video{max-width:100%;height:auto}button,input,select,optgroup,textarea{font:inherit;font-feature-settings:inherit;font-variation-settings:inherit;letter-spacing:inherit;color:inherit;opacity:1;background-color:#0000;border-radius:0}::file-selector-button{font:inherit;font-feature-settings:inherit;font-variation-settings:inherit;letter-spacing:inherit;color:inherit;opacity:1;background-color:#0000;border-radius:0}:where(select:is([multiple],[size])) optgroup{font-weight:bolder}:where(select:is([multiple],[size])) optgroup option{padding-inline-start:20px}::file-selector-button{margin-inline-end:4px}::placeholder{opacity:1}@supports (not ((-webkit-appearance:-apple-pay-button))) or (contain-intrinsic-size:1px){::placeholder{color:currentColor}@supports (color:color-mix(in lab, red, red)){::placeholder{color:color-mix(in oklab, currentcolor 50%, transparent)}}}textarea{resize:vertical}::-webkit-search-decoration{-webkit-appearance:none}::-webkit-date-and-time-value{min-height:1lh;text-align:inherit}::-webkit-datetime-edit{display:inline-flex}::-webkit-datetime-edit-fields-wrapper{padding:0}::-webkit-datetime-edit{padding-block:0}::-webkit-datetime-edit-year-field{padding-block:0}::-webkit-datetime-edit-month-field{padding-block:0}::-webkit-datetime-edit-day-field{padding-block:0}::-webkit-datetime-edit-hour-field{padding-block:0}::-webkit-datetime-edit-minute-field{padding-block:0}::-webkit-datetime-edit-second-field{padding-block:0}::-webkit-datetime-edit-millisecond-field{padding-block:0}::-webkit-datetime-edit-meridiem-field{padding-block:0}::-webkit-calendar-picker-indicator{line-height:1}:-moz-ui-invalid{box-shadow:none}button,input:where([type=button],[type=reset],[type=submit]){appearance:button}::file-selector-button{appearance:button}::-webkit-inner-spin-button{height:auto}::-webkit-outer-spin-button{height:auto}[hidden]:where(:not([hidden=until-found])){display:none!important}}@layer components;@layer utilities{.visible{visibility:visible}.block{display:block}.hidden{display:none}.inline{display:inline}.table{display:table}.grow{flex-grow:1}.filter{filter:var(--tw-blur,) var(--tw-brightness,) var(--tw-contrast,) var(--tw-grayscale,) var(--tw-hue-rotate,) var(--tw-invert,) var(--tw-saturate,) var(--tw-sepia,) var(--tw-drop-shadow,)}}:root{--background:#eef6ff;--surface:#fff;--surface-soft:#f5f9ff;--foreground:#172033;--muted:#64748b;--border:#d8e4f2;--primary:#2563eb;--primary-dark:#1d4ed8;--coin:#fbbf24;--success:#16803c;--danger:#b42318}*{box-sizing:border-box}html{background:var(--background);min-width:320px}body{min-height:100vh;color:var(--foreground);background:radial-gradient(circle at 10% 0%, #2563eb1f, transparent 28rem), var(--background);margin:0;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif}button,input{font:inherit}button:focus-visible,input:focus-visible{outline-offset:2px;outline:3px solid #2563eb59}@property --tw-blur{syntax:"*";inherits:false}@property --tw-brightness{syntax:"*";inherits:false}@property --tw-contrast{syntax:"*";inherits:false}@property --tw-grayscale{syntax:"*";inherits:false}@property --tw-hue-rotate{syntax:"*";inherits:false}@property --tw-invert{syntax:"*";inherits:false}@property --tw-opacity{syntax:"*";inherits:false}@property --tw-saturate{syntax:"*";inherits:false}@property --tw-sepia{syntax:"*";inherits:false}@property --tw-drop-shadow{syntax:"*";inherits:false}@property --tw-drop-shadow-color{syntax:"*";inherits:false}@property --tw-drop-shadow-alpha{syntax:"<percentage>";inherits:false;initial-value:100%}@property --tw-drop-shadow-size{syntax:"*";inherits:false}
:root{--ink:#e9e2cf;--muted:#9c9587;--night:#0b0d12;--panel:#12151d;--panel2:#191d27;--line:#2b303d;--gold:#d3a84a;--gold2:#f1d081;--violet:#7665ad;--blood:#a7434b;--green:#4d956b}html{background:var(--night)}body{color:var(--ink);background:radial-gradient(circle at 50% -15%,#28243e 0,#0000 35rem),linear-gradient(#0d1016,#080a0e);font-family:Georgia,Times New Roman,serif}button,input,textarea,select{font:inherit}button,a{transition:all .18s}button:focus-visible,a:focus-visible,input:focus-visible,textarea:focus-visible,select:focus-visible{outline:2px solid var(--gold2);outline-offset:3px}.app-shell{min-height:100vh}.topbar{border-bottom:1px solid var(--line);-webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px);z-index:20;background:#090b10e0;justify-content:space-between;align-items:center;height:74px;padding:0 5vw;display:flex;position:sticky;top:0}.brand{color:var(--ink);letter-spacing:.13em;cursor:pointer;background:0 0;border:0;font-size:1.05rem;font-weight:800}.brand span{color:var(--gold);font-size:1.4rem}.player-status{align-items:center;gap:14px;display:flex}.heart-counter{color:#df6972;font:700 1.05rem ui-sans-serif,system-ui}.premium-badge{letter-spacing:.12em;color:#211b0f;background:var(--gold2);border-radius:4px;padding:5px 8px;font:700 .67rem ui-sans-serif,system-ui}.username{color:var(--muted)}.ghost-button{border:1px solid var(--line);color:var(--muted);cursor:pointer;background:#11141b;border-radius:7px;padding:8px 12px}.ghost-button:hover{color:var(--ink);border-color:#4b5161}.layout-grid{grid-template-columns:230px minmax(0,800px);justify-content:center;gap:36px;padding:36px 24px 100px;display:grid}.side-nav{gap:9px;height:max-content;display:grid;position:sticky;top:110px}.side-nav button,.admin-link{color:var(--muted);text-align:left;cursor:pointer;background:0 0;border:1px solid #0000;border-radius:9px;align-items:center;gap:13px;padding:13px 16px;font:700 .9rem ui-sans-serif,system-ui;text-decoration:none;display:flex}.side-nav button span,.admin-link span{font-size:1.3rem}.side-nav button:hover,.admin-link:hover,.side-nav button.active{color:var(--ink);border-color:var(--line);background:#171a23}.side-nav button.active{color:var(--gold2)}.admin-link{border-top-color:var(--line);margin-top:20px}.content-panel{min-height:75vh}.page-intro,.standard-page{padding:24px 4px 36px}.page-intro p,.eyebrow{letter-spacing:.2em;color:var(--gold);font:800 .72rem ui-sans-serif,system-ui}.page-intro h1,.standard-page h1{margin:8px 0 12px;font-size:clamp(2.1rem,5vw,3.5rem);font-weight:500}.page-intro span,.standard-page>p{color:var(--muted);font-size:1.05rem}.course-section{margin-bottom:62px}.chapter-card{background:linear-gradient(135deg,#282238,#171923);border:1px solid #4a3e5e;border-radius:14px;padding:24px 28px;position:relative;overflow:hidden;box-shadow:0 20px 50px #0007,inset 0 1px #ffffff10}.chapter-card:after{content:"✦";color:#ffffff08;font-size:6rem;position:absolute;top:8px;right:22px}.chapter-card>span{letter-spacing:.2em;color:#a897ce;font:800 .67rem ui-sans-serif,system-ui}.chapter-card h2{margin:7px 0 6px;font-size:1.7rem}.chapter-card p{color:#aaa2b6;margin:0}.lesson-path{gap:34px;padding:38px 10px 0;display:grid}.lesson-row{align-items:center;gap:20px;display:flex}.lesson-row.offset-1{margin-left:72px}.lesson-row.offset-2{margin-left:30px}.lesson-node{color:#c5b9d2;cursor:pointer;background:radial-gradient(circle at 36% 28%,#342e44,#181a22 70%);border:2px solid #5d526d;border-radius:50%;flex:none;width:90px;height:90px;position:relative;box-shadow:0 8px #090a0d,0 12px 24px #0008,inset 0 0 0 6px #0e101699}.lesson-node:hover:not(:disabled){border-color:var(--gold2);transform:translateY(-3px)}.lesson-node.completed{border-color:var(--gold);color:var(--gold2);background:radial-gradient(circle at 36% 28%,#4a3c20,#1d1a16 70%)}.lesson-node.locked{filter:grayscale();opacity:.45;cursor:not-allowed}.node-icon{font-size:1.75rem}.node-stars{white-space:nowrap;gap:2px;display:flex;position:absolute;bottom:-20px;left:50%;transform:translate(-50%)}.node-stars i{color:#45454d;font-size:.9rem;font-style:normal}.node-stars i.won{color:var(--gold2);text-shadow:0 0 8px #d3a84a88}.lesson-copy{gap:5px;display:grid}.lesson-copy strong{font-size:1.12rem}.lesson-copy span{color:var(--muted);font-size:.9rem}.modal-backdrop,.lesson-screen{z-index:50;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);background:#05070bef;place-items:center;padding:20px;display:grid;position:fixed;inset:0}.modal-card{text-align:center;background:linear-gradient(145deg,#1a1d27,#101218);border:1px solid #3b4050;border-radius:16px;width:min(620px,100%);padding:34px;position:relative;box-shadow:0 30px 90px #000}.modal-close{color:var(--muted);cursor:pointer;background:0 0;border:0;font-size:1.8rem;position:absolute;top:10px;right:14px}.modal-card h2{margin:9px 0;font-size:2rem}.modal-card>p{color:var(--muted)}.star-choices{grid-template-columns:repeat(3,1fr);gap:10px;margin-top:25px;display:grid}.star-choices button{border:1px solid var(--line);min-height:130px;color:var(--ink);cursor:pointer;background:#10131a;border-radius:10px;place-content:center;gap:8px;padding:15px 7px;display:grid}.star-choices button:hover:not(:disabled){border-color:var(--gold);transform:translateY(-2px)}.star-choices button:disabled{opacity:.38;cursor:not-allowed}.star-choices button span{color:var(--gold2)}.star-choices small{color:var(--muted);font:500 .72rem ui-sans-serif,system-ui}.lesson-screen{display:block;overflow:auto}.lesson-screen>header{align-items:center;gap:20px;max-width:830px;margin:10px auto 35px;display:flex}.lesson-screen>header>div{flex:1;gap:10px;display:grid}.lesson-screen>header span{color:var(--muted)}.lesson-screen>header strong{color:#df6972;font:800 1.15rem ui-sans-serif,system-ui}.progress-track{background:#20232d;border-radius:20px;height:10px;overflow:hidden}.progress-track i{background:linear-gradient(90deg,var(--violet),var(--gold));height:100%;transition:all .3s;display:block}.question-card{max-width:780px;margin:auto}.question-card h2{margin:14px 0 30px;font-size:clamp(1.45rem,4vw,2.2rem);line-height:1.35}.answer-grid{grid-template-columns:1fr 1fr;gap:13px;display:grid}.answer-grid button{min-height:82px;color:var(--ink);text-align:left;cursor:pointer;background:#13161e;border:1px solid #3a3e49;border-radius:10px;align-items:center;gap:14px;padding:15px;display:flex}.answer-grid button:hover:not(:disabled),.answer-grid button.selected{background:#211d31;border-color:#9a84da}.answer-grid button.correct{background:#16271e;border-color:#5db07e}.answer-grid button.wrong{background:#2c171b;border-color:#c2535c}.answer-grid b{width:34px;height:34px;color:var(--gold2);border:1px solid #474b58;border-radius:6px;flex:none;place-items:center;display:grid}.primary-button{color:#17120a;letter-spacing:.04em;cursor:pointer;background:linear-gradient(#d6ad55,#b98831);border:0;border-radius:8px;margin-top:20px;padding:13px 25px;font:800 .85rem ui-sans-serif,system-ui}.primary-button:hover:not(:disabled){filter:brightness(1.1);transform:translateY(-1px)}.primary-button:disabled{opacity:.4;cursor:not-allowed}.question-card>.primary-button{float:right;min-width:150px}.feedback{border-radius:8px;justify-content:space-between;margin-top:18px;padding:14px 17px;display:flex}.feedback.success{color:#80c99c;background:#14271c}.feedback.failure{color:#e4858c;background:#2b171b}.error-box,.success-box{border-radius:7px;padding:11px 13px;font:600 .82rem ui-sans-serif,system-ui}.error-box{color:#ec9299;background:#34191d}.success-box{color:#86cda0;background:#14291d}.result-rune{color:var(--gold2);text-shadow:0 0 30px #d3a84a77;font-size:4rem}.ranking-list{gap:9px;margin-top:30px;display:grid}.ranking-list>div{border:1px solid var(--line);background:#13161e;border-radius:9px;grid-template-columns:42px 1fr auto;align-items:center;padding:15px;display:grid}.ranking-list>div.me{border-color:var(--gold);background:#211d16}.ranking-list>div>b{color:var(--gold);font-size:1.2rem}.ranking-list span{gap:3px;display:grid}.ranking-list small{color:var(--muted)}.ranking-list em{color:var(--gold2);font-style:normal}.stat-grid{grid-template-columns:repeat(3,1fr);gap:15px;margin-top:35px;display:grid}.stat-grid article{border:1px solid var(--line);text-align:center;background:linear-gradient(145deg,#181b24,#101218);border-radius:12px;gap:7px;padding:28px 18px;display:grid}.stat-grid i{color:var(--gold);font-size:2rem;font-style:normal}.stat-grid strong{font-size:2rem}.stat-grid span{color:var(--muted)}.empty-course{text-align:center;place-content:center;max-width:580px;min-height:65vh;margin:auto;display:grid}.empty-course>span{color:var(--gold);font-size:4rem}.empty-course h1{margin:15px;font-size:2.4rem}.empty-course p{color:var(--muted);line-height:1.7}.auth-page{grid-template-columns:1.05fr .95fr;min-height:100vh;display:grid}.auth-art{border-right:1px solid var(--line);background:radial-gradient(circle at 30% 30%,#342b4a 0,#0000 25rem),linear-gradient(145deg,#11141c,#080a0e);align-content:center;padding:8vw;display:grid}.auth-art .brand{text-align:left;margin-bottom:55px;padding:0}.auth-art h1{margin:0;font-size:clamp(2.8rem,6vw,5rem);font-weight:500;line-height:1}.auth-art h1 span{color:var(--gold2)}.auth-art p{color:var(--muted);max-width:480px;font-size:1.15rem;line-height:1.7}.auth-panel{place-items:center;padding:28px;display:grid}.auth-form{border:1px solid var(--line);background:#13161e;border-radius:14px;width:min(410px,100%);padding:32px}.auth-form h2{margin:0 0 8px;font-size:2rem}.auth-form>p{color:var(--muted);margin-bottom:25px}.auth-form label{gap:8px;margin-top:15px;display:grid}.auth-form label span,.admin-field span{color:#bab4a7;font:700 .78rem ui-sans-serif,system-ui}.auth-form input,.admin-field input,.admin-field textarea,.admin-field select{width:100%;color:var(--ink);background:#0d0f15;border:1px solid #353a47;border-radius:7px;padding:12px}.auth-form .primary-button{width:100%}.text-button{width:100%;color:var(--gold2);cursor:pointer;background:0 0;border:0;margin-top:5px;padding:13px}.admin-page{width:min(1180px,100% - 32px);margin:0 auto;padding:32px 0 90px}.admin-header{border-bottom:1px solid var(--line);justify-content:space-between;align-items:end;padding-bottom:25px;display:flex}.admin-header span{color:var(--gold);letter-spacing:.15em}.admin-header h1{margin:7px 0 0;font-size:2.3rem}.admin-header a{color:var(--gold2);text-decoration:none}.admin-help{background:#211d2e;border:1px solid #4a405f;border-radius:10px;gap:6px;margin:25px 0;padding:16px 20px;display:grid}.admin-help span{color:#b7afbf}.admin-grid{grid-template-columns:1fr 1fr;gap:18px;display:grid}.admin-form,.admin-table-card{border:1px solid var(--line);background:#13161e;border-radius:11px;padding:22px}.admin-form.wide{grid-column:1/-1}.admin-form h2,.admin-table-card h2{margin:0 0 18px}.form-grid{grid-template-columns:1fr 1fr;gap:14px;display:grid}.admin-form:not(.wide) .form-grid{grid-template-columns:1fr}.admin-field{gap:7px;display:grid}.admin-field.full{grid-column:1/-1}.admin-field select{appearance:auto}.check-field{color:var(--muted);align-items:center;gap:8px;font-size:.9rem;display:flex}.check-field input{width:auto}.admin-table-card{margin-top:18px}.admin-table-card>p{color:var(--muted)}.table-scroll{overflow:auto}table{border-collapse:collapse;width:100%}th,td{text-align:left;border-bottom:1px solid var(--line);padding:12px}th{color:var(--muted);font-size:.8rem}.count-ready{color:#74c493}.small-button{color:var(--ink);cursor:pointer;background:#191c25;border:1px solid #444a58;border-radius:6px;padding:7px 10px}.small-button:hover{border-color:var(--gold)}.simple-row{border-bottom:1px solid var(--line);justify-content:space-between;align-items:center;gap:12px;padding:10px 0;display:flex}.bottom-grid{align-items:start}@media (max-width:820px){.topbar{padding:0 16px}.username{display:none}.layout-grid{grid-template-columns:1fr;padding:20px 14px 100px}.side-nav{z-index:30;border-top:1px solid var(--line);background:#0d0f15;grid-template-columns:repeat(3,1fr);padding:8px;position:fixed;inset:auto 0 0}.side-nav button{text-align:center;justify-content:center;padding:6px;font-size:.7rem;display:grid}.side-nav button span{font-size:1.15rem}.admin-link{display:none}.lesson-row.offset-1{margin-left:42px}.star-choices,.stat-grid,.answer-grid,.auth-page{grid-template-columns:1fr}.auth-art{padding:45px 25px}.auth-art .brand{margin-bottom:25px}.auth-art p{margin-bottom:0}.auth-panel{padding:20px 15px 50px}.admin-grid{grid-template-columns:1fr}.admin-form.wide{grid-column:auto}.form-grid{grid-template-columns:1fr}.admin-field.full{grid-column:auto}.admin-header{align-items:start;gap:20px}.admin-header h1{font-size:1.7rem}.player-status{gap:8px}.ghost-button{padding:7px}.brand{font-size:.84rem}}.small-button:hover:not(:disabled){border-color:var(--gold)}.small-button:disabled{opacity:.35;cursor:not-allowed}.danger-button:hover{color:#ec9299;border-color:var(--blood)!important}.simple-row>span{gap:4px;min-width:0;display:grid}.simple-row small{color:var(--muted);white-space:nowrap;text-overflow:ellipsis;max-width:850px;overflow:hidden}
:root{--ink:#edf8ff;--muted:#8495ae;--night:#050711;--panel:#090d19;--panel2:#101728;--line:#1e3150;--gold:#00d9ff;--gold2:#7df3ff;--violet:#874bff;--blood:#ff3e78;--green:#34f5a3}body{letter-spacing:.01em;background:0 0;font-family:Inter,ui-sans-serif,system-ui,-apple-system,Segoe UI,sans-serif}body:before{content:"";z-index:-2;opacity:.52;background:url(/mathemaxing-world.png) top/100% no-repeat;position:fixed;inset:0}body:after{content:"";z-index:-1;background:linear-gradient(90deg,#040711b5 0%,#05091680 50%,#040711b5 100%),linear-gradient(#0000 0%,#05071155 38%,#050711 100%);position:fixed;inset:0}.topbar{background:#050711e8;border-bottom:1px solid #163958;height:78px;box-shadow:0 0 30px #00c8ff12}.brand{align-items:center;gap:10px;font-family:Inter,ui-sans-serif,system-ui;display:flex}.brand-mark{clip-path:polygon(25% 0,75% 0,100% 25%,100% 75%,75% 100%,25% 100%,0 75%,0 25%);background:linear-gradient(135deg,#00e5ff,#713dff);place-items:center;width:37px;height:37px;font-weight:1000;display:grid;box-shadow:0 0 20px #00d9ff;color:#02040b!important;font-size:1.1rem!important}.brand-name{text-align:left;font-size:.92rem;line-height:1;display:grid}.brand-name small{color:#8f77ff;letter-spacing:.2em;margin-top:4px;font-size:.5rem}.heart-counter{clip-path:polygon(8px 0,100% 0,100% calc(100% - 8px),calc(100% - 8px) 100%,0 100%,0 8px);color:#fff;background:#15101f;border:1px solid #592144;padding:8px 12px}.heart-counter i{color:#ff3e78;text-shadow:0 0 12px #ff3e78;font-style:normal}.premium-badge{color:#fff;clip-path:polygon(8px 0,100% 0,100% calc(100% - 8px),calc(100% - 8px) 100%,0 100%,0 8px);background:linear-gradient(90deg,#5e2fff,#c12eff)}.ghost-button{color:#7fb6d2;text-transform:uppercase;letter-spacing:.1em;background:#07101e;border-color:#1f3c59;border-radius:3px;font-size:.7rem;font-weight:800}.layout-grid{grid-template-columns:235px minmax(0,850px);gap:42px}.side-nav{gap:6px}.side-nav button,.admin-link{text-transform:uppercase;letter-spacing:.08em;clip-path:polygon(8px 0,100% 0,100% calc(100% - 8px),calc(100% - 8px) 100%,0 100%,0 8px);border-radius:3px;padding:14px 16px}.side-nav button span,.admin-link span{color:#00d9ff}.side-nav button:hover,.admin-link:hover,.side-nav button.active{background:linear-gradient(90deg,#0a2436,#10152a);border-color:#176080;box-shadow:inset 3px 0 #00d9ff}.side-nav button.active{color:#fff}.admin-link{background:#100d20;border:1px solid #3d2570}.admin-link span{color:#a675ff}.page-intro p,.eyebrow{color:#00d9ff;text-shadow:0 0 13px #00d9ff80;font-weight:900}.page-intro h1,.standard-page h1{text-transform:uppercase;letter-spacing:-.055em;font-family:Inter,ui-sans-serif,system-ui;font-weight:1000;line-height:.95}.page-intro h1 em{color:#a36aff;text-shadow:0 0 25px #743cff55;font-style:normal}.page-intro span,.standard-page>p{color:#90a0b7}.chapter-card{clip-path:polygon(0 0,calc(100% - 28px) 0,100% 28px,100% 100%,16px 100%,0 calc(100% - 16px));background:linear-gradient(100deg,#071827eb,#101029e8);border:1px solid #155275;border-radius:3px;padding:23px 27px;box-shadow:inset 4px 0 #00d9ff,0 18px 45px #0009}.chapter-card:after{content:"∑";color:#00d9ff0b;font-family:Inter,sans-serif;font-weight:1000;top:-14px;right:34px}.chapter-card>span{color:#00d9ff;font-family:Inter,sans-serif;font-weight:900}.chapter-card h2{text-transform:uppercase;letter-spacing:-.02em;font-family:Inter,sans-serif;font-weight:900}.chapter-card p{color:#8da4b9}.chapter-card>b{letter-spacing:.18em;color:#36f4a5;font-size:.55rem;position:absolute;bottom:15px;right:20px}.lesson-path{padding-left:24px;position:relative}.lesson-path:before{content:"";background:linear-gradient(#00d9ff,#6f42ff 65%,#1e3150);width:3px;position:absolute;top:4px;bottom:8px;left:67px;box-shadow:0 0 16px #00d9ff88}.lesson-row.offset-1,.lesson-row.offset-2{margin-left:0}.lesson-row:nth-child(2n){margin-left:90px}.lesson-node{clip-path:polygon(22% 0,78% 0,100% 22%,100% 78%,78% 100%,22% 100%,0 78%,0 22%);color:#00e4ff;background:radial-gradient(circle at 50% 40%,#143657,#080d19 68%);border:2px solid #187ba0;border-radius:10px;width:92px;height:92px;box-shadow:0 0 0 5px #07101d,0 0 22px #00c8ff45,inset 0 0 24px #00d9ff17}.lesson-node:hover:not(:disabled){border-color:#92f8ff;transform:scale(1.06);box-shadow:0 0 35px #00d9ff99}.lesson-node.completed{color:#d6b5ff;background:radial-gradient(circle,#3b2266,#0d0b1a 70%);border-color:#a257ff;box-shadow:0 0 0 5px #0b0915,0 0 28px #8b45ff77}.node-level{letter-spacing:.08em;color:#6b98b4;font-size:.48rem;font-weight:1000;position:absolute;top:10px}.node-icon{font-family:Inter,sans-serif;font-size:1.6rem;font-weight:1000}.node-stars{clip-path:polygon(5px 0,100% 0,calc(100% - 5px) 100%,0 100%);background:#050914;padding:3px 7px;bottom:-16px}.node-stars i{color:#294057}.node-stars i.won{color:#bd7dff;text-shadow:0 0 10px #8b45ff}.lesson-copy strong{text-transform:uppercase;font-size:1rem;font-weight:900}.lesson-copy span{color:#708ba2;text-transform:uppercase;font-family:ui-monospace,SFMono-Regular,Consolas,monospace;font-size:.72rem}.modal-backdrop,.lesson-screen{background:#030610f2;z-index:200!important}.modal-card,.question-card{font-family:Inter,ui-sans-serif,system-ui}.modal-card{clip-path:polygon(20px 0,100% 0,100% calc(100% - 20px),calc(100% - 20px) 100%,0 100%,0 20px);background:linear-gradient(145deg,#0c1322,#080a14);border:1px solid #1b6687;border-radius:3px;box-shadow:0 0 70px #00aee626}.modal-card h2,.question-card h2{font-weight:900}.star-choices button{clip-path:polygon(8px 0,100% 0,100% calc(100% - 8px),calc(100% - 8px) 100%,0 100%,0 8px);background:#09101d;border-color:#233a55;border-radius:3px}.star-choices button:hover:not(:disabled){background:#0a1e31;border-color:#00d9ff;box-shadow:0 0 20px #00d9ff33}.star-choices button span{color:#a966ff}.progress-track{background:#111a2a;height:8px}.progress-track i{background:linear-gradient(90deg,#00dcff,#8e44ff,#ff3e9d);box-shadow:0 0 14px #00d9ff}.answer-grid button{clip-path:polygon(10px 0,100% 0,100% calc(100% - 10px),calc(100% - 10px) 100%,0 100%,0 10px);background:#080d18;border-color:#213952;border-radius:3px}.answer-grid button:hover:not(:disabled),.answer-grid button.selected{background:#0b2132;border-color:#00d9ff;box-shadow:inset 3px 0 #00d9ff}.answer-grid b{color:#00d9ff;border-color:#2d7290;border-radius:2px}.primary-button{color:#fff;text-transform:uppercase;letter-spacing:.12em;clip-path:polygon(9px 0,100% 0,100% calc(100% - 9px),calc(100% - 9px) 100%,0 100%,0 9px);background:linear-gradient(90deg,#00ccec,#7750ff);border-radius:2px;box-shadow:0 0 24px #00bde944}.primary-button:hover:not(:disabled){filter:brightness(1.16);box-shadow:0 0 35px #00d9ff88}.ranking-list>button,.stat-grid article{clip-path:polygon(9px 0,100% 0,100% calc(100% - 9px),calc(100% - 9px) 100%,0 100%,0 9px);background:#080d18df;border-color:#19334d;border-radius:3px}.ranking-list>button.me{background:#092033;border-color:#00d9ff;box-shadow:inset 3px 0 #00d9ff}.ranking-list>button>b,.ranking-list em,.stat-grid i{color:#00d9ff}.stat-grid article strong{font-family:Inter,sans-serif;font-weight:1000}.empty-course>span{color:#00d9ff;text-shadow:0 0 28px #00d9ff;font-size:4rem}.empty-course>small{color:#8d5bff;letter-spacing:.15em;font-family:ui-monospace,monospace}.empty-course h1{text-transform:uppercase;letter-spacing:-.04em;font-family:Inter,sans-serif;font-weight:1000}.empty-course p{color:#8598af}.auth-page{background:#030611b8;font-family:Inter,ui-sans-serif,system-ui}.auth-art{background:linear-gradient(90deg,#0407118c,#050816d6);border-right:1px solid #16445d}.auth-art h1{text-transform:uppercase;letter-spacing:-.065em;font-family:Inter,sans-serif;font-weight:1000;line-height:.9}.auth-art h1 span{color:#00d9ff;text-shadow:0 0 30px #00d9ff77}.auth-form{clip-path:polygon(16px 0,100% 0,100% calc(100% - 16px),calc(100% - 16px) 100%,0 100%,0 16px);background:#080d18ed;border:1px solid #1a4b66;border-radius:3px;box-shadow:0 0 50px #001724}.auth-form h2{text-transform:uppercase;font-weight:1000}.auth-form input,.admin-field input,.admin-field textarea,.admin-field select{background:#050914;border-color:#203b55;border-radius:2px}.text-button{color:#62eaff}.admin-page{font-family:Inter,ui-sans-serif,system-ui}.admin-header span{color:#00d9ff}.admin-header h1,.admin-form h2,.admin-table-card h2{text-transform:uppercase;font-weight:900}.admin-header a{color:#00d9ff}.admin-help{background:#0b1324;border-color:#1b5271;border-radius:3px}.admin-form,.admin-table-card{clip-path:polygon(10px 0,100% 0,100% calc(100% - 10px),calc(100% - 10px) 100%,0 100%,0 10px);background:#080d18e8;border-color:#1d3c58;border-radius:3px}.small-button{background:#0b1828;border-color:#225575;border-radius:2px}.small-button:hover:not(:disabled){border-color:#00d9ff}.count-ready{color:#34f5a3}@media (max-width:820px){body:before{opacity:.32;background-size:auto 72vh}.topbar{height:66px;padding:0 12px}.brand-name{font-size:.72rem}.brand-mark{width:31px;height:31px}.premium-badge{display:none}.layout-grid{padding-top:12px}.content-panel{min-width:0}.side-nav{background:#050914f5;border-color:#163958}.side-nav button{clip-path:none}.lesson-row:nth-child(2n){margin-left:42px}.chapter-card>b{display:none}.auth-art{padding-bottom:35px}.auth-art h1{font-size:2.5rem}}.lesson-node-wrap{flex:none;justify-content:center;width:92px;height:110px;display:flex;position:relative}.lesson-node-wrap .lesson-node{flex:none}.lesson-node-wrap .node-stars{white-space:nowrap;z-index:2;gap:2px;display:flex;bottom:0;left:50%;transform:translate(-50%)}.lesson-node-wrap .node-stars i{font-size:.9rem;font-style:normal}.page-intro span,.standard-page>p,.chapter-card p{color:#bdc8d8}.lesson-copy span{color:#a7b7c9}.ranking-list small,.stat-grid span,.modal-card>p{color:#aebbd0}.player-status{gap:8px}.player-status>span,.player-status .ghost-button{clip-path:polygon(7px 0,100% 0,100% calc(100% - 7px),calc(100% - 7px) 100%,0 100%,0 7px);letter-spacing:.08em;text-transform:uppercase;background:#08111f;border:1px solid #25425e;justify-content:center;align-items:center;height:38px;padding:0 13px;font:800 .7rem Inter,ui-sans-serif,system-ui;display:flex}.player-status .streak-counter{color:#ffd19a;background:#1b1009;border-color:#724321}.player-status .streak-counter i{filter:saturate(1.25);text-shadow:0 0 12px #ff7b22;margin-right:4px;font-style:normal}.player-status .heart-counter{color:#fff;background:#15101f;border-color:#592144}.player-status .heart-counter i{margin-right:5px}.player-status .premium-badge{color:#fff;background:linear-gradient(90deg,#5124cc,#a429da);border-color:#8148ff}.player-status .username{color:#c3d0df;background:#09121f}.player-status .ghost-button{color:#aebdd0;cursor:pointer;border-radius:0}.player-status .ghost-button:hover{color:#fff;border-color:#00d9ff}.brand-mark{font-family:Segoe UI Symbol,sans-serif;line-height:1;color:#07101b!important;font-size:1.65rem!important;font-weight:400!important}.side-nav button:first-child span{color:#73efff;font-family:Segoe UI Symbol,sans-serif;font-size:1.55rem;font-weight:400}.lesson-node.tier-0:not(.current){color:#657486;background:radial-gradient(circle,#202b38,#090d16 70%);border-color:#405064;box-shadow:0 0 0 5px #070b12,0 0 18px #63778b25}.lesson-node.tier-1{color:#cd7f32;background:radial-gradient(circle,#4a2918,#110c0a 70%);border-color:#9c5b28;box-shadow:0 0 0 5px #0e0a08,0 0 25px #cd7f3255}.lesson-node.tier-2{color:#d7e4ef;background:radial-gradient(circle,#44515f,#0d1118 70%);border-color:#9aabba;box-shadow:0 0 0 5px #0a0e14,0 0 28px #c9d8e566}.lesson-node.tier-3{color:#ffd75b;background:radial-gradient(circle,#594416,#151006 70%);border-color:#e3ae32;box-shadow:0 0 0 5px #100d07,0 0 32px #ffc83d77}.lesson-node.current{color:#83f4ff;background:radial-gradient(circle,#173e61,#080d19 70%);border-color:#00d9ff;animation:2.2s ease-in-out infinite current-level-pulse;box-shadow:0 0 0 5px #07101d,0 0 34px #00d9ff88,inset 0 0 24px #824cff33}.lesson-node.current .node-icon{text-shadow:0 0 15px #00e8ff;font-family:Segoe UI Symbol,sans-serif;font-size:2.05rem;font-weight:400}.lesson-node.locked .node-icon{filter:grayscale();opacity:.72;font-family:Segoe UI Emoji,sans-serif;font-size:1.25rem}@keyframes current-level-pulse{50%{filter:brightness(1.2);box-shadow:0 0 0 5px #07101d,0 0 46px #864cffaa,inset 0 0 30px #00d9ff33}}.image-upload-field input[type=file]{color:#b8c7d8;padding:9px}.image-upload-field input[type=file]::file-selector-button{color:#7feeff;cursor:pointer;text-transform:uppercase;background:#0b2031;border:1px solid #24617d;margin-right:12px;padding:8px 12px;font-weight:800}.admin-image-preview{object-fit:contain;background:#050914;border:1px solid #20516c;max-width:min(520px,100%);max-height:300px;margin-top:5px;padding:8px;display:block}.question-image{object-fit:contain;background:#f7f9fc;border:2px solid #1e6582;width:auto;max-width:100%;max-height:320px;margin:0 auto 26px;padding:8px;display:block;box-shadow:0 0 28px #00c8ff24}.admin-editor-item{border-bottom:1px solid #1d3c58;padding:10px 0;display:block}.admin-editor-item>summary{cursor:pointer;justify-content:space-between;align-items:center;gap:14px;padding:4px 0;list-style:none;display:flex}.admin-editor-item>summary::-webkit-details-marker{display:none}.admin-editor-item>summary>span{gap:4px;min-width:0;display:grid}.admin-editor-item>summary small{color:#90a0b7;white-space:nowrap;text-overflow:ellipsis;font-weight:400;overflow:hidden}.admin-editor-item>summary>b{color:#72ebff;text-transform:uppercase;letter-spacing:.08em;font-size:.7rem}.admin-editor-item[open]>summary>b{color:#a675ff}.inline-edit-form{background:#050914;border:1px solid #1d3c58;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px;margin-top:14px;padding:15px;display:grid}.inline-edit-form.three-columns{grid-template-columns:minmax(0,1fr) minmax(0,1fr) 150px}.inline-edit-form .error-box,.inline-edit-form .success-box,.inline-edit-actions{grid-column:1/-1}.inline-edit-actions,.visibility-form{justify-content:flex-end;display:flex}.inline-edit-actions .primary-button{width:auto;margin:0}.visibility-form{margin-top:8px}.lesson-editor-row>td{background:#05091466;padding-top:0!important}.lesson-editor-row .admin-editor-item{border:0;padding:2px 0 8px}.lesson-editor-row .admin-editor-item>summary{max-width:420px}.question-editor-item{padding:13px 0}.question-edit-form{grid-template-columns:repeat(2,minmax(0,1fr))}.question-edit-form .image-upload-field{grid-column:1/-1}@media (max-width:820px){.inline-edit-form,.inline-edit-form.three-columns,.question-edit-form{grid-template-columns:1fr}.inline-edit-form .error-box,.inline-edit-form .success-box,.inline-edit-actions,.question-edit-form .image-upload-field{grid-column:auto}}.lesson-manager-list{gap:10px;margin-top:20px;display:grid}.lesson-manager{clip-path:polygon(9px 0,100% 0,100% calc(100% - 9px),calc(100% - 9px) 100%,0 100%,0 9px);background:#060c17;border:1px solid #1d4562}.lesson-manager>summary{cursor:pointer;grid-template-columns:minmax(220px,1fr) auto 76px;align-items:center;gap:22px;min-height:84px;padding:13px 18px;list-style:none;display:grid}.lesson-manager>summary::-webkit-details-marker{display:none}.lesson-manager[open]{border-color:#24779a;box-shadow:0 0 25px #00d9ff10}.lesson-manager[open]>summary{background:#081523;border-bottom:1px solid #1d4562}.lesson-manager-title{align-items:center;gap:14px;min-width:0;display:flex}.lesson-manager-title>i{color:#00d9ff;letter-spacing:.09em;background:#0a2234;border:1px solid #17516f;flex:none;padding:8px;font:900 .62rem Inter,sans-serif}.lesson-manager-title>span{gap:5px;min-width:0;display:grid}.lesson-manager-title strong{font-size:1rem}.lesson-manager-title small{color:#90a0b7;white-space:nowrap;text-overflow:ellipsis;overflow:hidden}.lesson-manager-counts{gap:7px;display:flex}.lesson-manager-counts>i{text-align:center;background:#08101d;border:1px solid #28394c;gap:3px;min-width:68px;padding:7px 9px;font-style:normal;display:grid}.lesson-manager-counts small{color:#8292a7;text-transform:uppercase;font-size:.58rem}.lesson-manager-counts b{color:#a8b6c7;font-size:.76rem}.lesson-manager-counts>i.ready{border-color:#197153}.lesson-manager-counts>i.ready b{color:#42efa8}.lesson-manager-toggle{color:#72ebff;text-transform:uppercase;letter-spacing:.08em;text-align:right;font-size:.68rem}.lesson-manager[open] .lesson-manager-toggle{color:#a675ff}.lesson-manager[open] .lesson-manager-toggle:after{content:" mniej"}.lesson-manager-body{padding:18px}.lesson-settings,.lesson-question-bank{background:#050914;border:1px solid #1b354d;padding:16px}.lesson-settings h3,.lesson-question-bank h3{color:#dbe8f4;text-transform:uppercase;letter-spacing:.06em;margin:0;font-size:.85rem}.lesson-question-bank{margin-top:14px}.lesson-question-bank>h3{justify-content:space-between;display:flex}.lesson-question-bank>h3 span{color:#8292a7;font-size:.7rem}.question-level-group{background:#07101c;border:1px solid #1c3d58;margin-top:10px}.question-level-group>summary{cursor:pointer;justify-content:space-between;align-items:center;padding:11px 13px;list-style:none;display:flex}.question-level-group>summary::-webkit-details-marker{display:none}.question-level-group>summary>span{align-items:baseline;gap:9px;display:flex}.question-level-group>summary b{text-transform:uppercase;font-size:.76rem}.question-level-group>summary small{color:#7f91a7}.question-level-group>summary>strong{color:#71eaff;font-size:.78rem}.question-level-group[open]>summary{background:#0a1a29;border-bottom:1px solid #1c3d58}.question-level-group>div{padding:0 13px}.question-level-group .question-editor-item:last-child{border-bottom:0}.empty-level{color:#8090a5;margin:0;padding:14px 0;font-size:.85rem}.lesson-management-panel{overflow:visible}@media (max-width:820px){.lesson-manager>summary{grid-template-columns:1fr 62px;gap:10px}.lesson-manager-counts{grid-area:2/1/auto/-1}.lesson-manager-toggle{grid-area:1/2}.lesson-manager-counts>i{flex:1;min-width:0}.lesson-manager-body{padding:10px}.lesson-settings,.lesson-question-bank{padding:11px}}.lesson-manager[open] .lesson-manager-toggle{font-size:0}.lesson-manager[open] .lesson-manager-toggle:after{content:"Zwiń";font-size:.68rem}.math-editor-field{align-content:start}.math-toolbar{background:#07111e;border:1px solid #203b55;border-bottom:0;flex-wrap:wrap;gap:5px;padding:7px;display:flex}.math-toolbar button{color:#d9f8ff;cursor:pointer;background:#0a1b2b;border:1px solid #24516e;min-width:38px;height:32px;padding:0 9px;font:800 .76rem Inter,ui-sans-serif,sans-serif}.math-toolbar button:hover{background:#0d2940;border-color:#00d9ff;box-shadow:0 0 12px #00d9ff22}.math-toolbar .block-formula-button{color:#a98aff;text-transform:uppercase;letter-spacing:.06em;border-color:#523b83;margin-left:auto;font-size:.62rem}.math-editor-tip{background:#07111e;border-left:1px solid #203b55;border-right:1px solid #203b55;padding:0 9px 7px;display:block;color:#7f93aa!important;font-size:.67rem!important}.math-editor-field textarea{resize:vertical;font-family:ui-monospace,SFMono-Regular,Consolas,monospace;border-radius:0!important}.math-preview{color:#eaf8ff;background:#0a1421;border:1px solid #20435c;min-height:52px;padding:10px 12px;overflow-x:auto}.math-preview>small{letter-spacing:.12em;margin-bottom:7px;display:block;color:#49dff5!important;font:900 .55rem Inter,sans-serif!important}.math-preview-empty{color:#71839a;font-size:.8rem}.math-content{white-space:pre-wrap;line-height:1.55}.math-inline{vertical-align:middle;margin:0 .08em;display:inline-block}.math-block{max-width:100%;padding:6px 0;display:block;overflow:auto hidden}.math-block .katex-display{min-width:max-content;margin:.35em 0}.question-card h2 .math-content{display:block}.question-card .answer-grid button>.math-content{text-align:left;flex:1;overflow-x:auto}.question-card .answer-grid .katex{font-size:1.08em}.question-editor-item>summary .math-content{white-space:nowrap}.question-editor-item>summary .math-block{padding:0;display:inline}.question-editor-item>summary .katex-display{margin:0;display:inline}.katex{color:inherit}@media (max-width:820px){.math-toolbar .block-formula-button{margin-left:0}.math-preview{font-size:.92rem}}.lesson-screen{background:radial-gradient(circle at 50% -15%,#122640 0,#060a16 38%,#02040c 78%);padding:clamp(16px,3vw,38px)}.lesson-screen:before{content:"";pointer-events:none;background-color:#0000;background-image:linear-gradient(90deg,#00d9ff08 1px,#0000 1px),linear-gradient(#00d9ff06 1px,#0000 1px);background-position:0 0,0 0;background-repeat:repeat,repeat;background-size:52px 52px;background-attachment:scroll,scroll;background-origin:padding-box,padding-box;background-clip:border-box,border-box;position:fixed;inset:0;-webkit-mask-image:linear-gradient(#0008,#0000 72%);mask-image:linear-gradient(#0008,#0000 72%)}.mission-shell{isolation:isolate;width:min(920px,100%);margin:0 auto;position:relative}.mission-shell:before{content:"";z-index:-1;filter:blur(10px);background:radial-gradient(circle at 50% 18%,#00b8e310,#0000 58%);position:absolute;inset:72px -24px -24px}.mission-hud{clip-path:polygon(13px 0,100% 0,100% calc(100% - 13px),calc(100% - 13px) 100%,0 100%,0 13px);background:#07101de8;border:1px solid #193d59;grid-template-columns:minmax(165px,1fr) minmax(220px,1.3fr) 105px 90px;align-items:center;gap:16px;padding:15px 20px;display:grid;box-shadow:0 16px 45px #0008,inset 3px 0 #00d9ff;max-width:none!important;margin:0 0 22px!important}.mission-title{gap:4px;min-width:0;display:grid}.mission-title small,.mission-progress b,.mission-hearts small,.mission-timer small{letter-spacing:.15em;color:#5b86a3;font:900 .55rem Inter,sans-serif}.mission-title strong{color:#e5f5ff;white-space:nowrap;text-overflow:ellipsis;font-size:.95rem;overflow:hidden}.mission-progress{gap:7px;display:grid}.mission-progress>span{justify-content:space-between;display:flex}.mission-progress i{color:#75eaff;font:800 .65rem Inter,sans-serif}.mission-progress .progress-track{background:#030711;border:1px solid #17354d;border-radius:0;height:6px}.mission-hearts,.mission-timer{text-align:left;grid-template-columns:auto 1fr;align-items:center;column-gap:7px;padding:8px 10px;display:grid}.mission-hearts{background:#160c18;border:1px solid #5a213d}.mission-hearts>span,.mission-timer>span{grid-row:1/3;font-size:1.2rem}.mission-hearts>span{color:#ff477e;text-shadow:0 0 15px #ff3e78}.mission-hearts>b,.mission-timer>b{color:#fff;white-space:nowrap;font-size:.88rem}.mission-hearts small{color:#b85d7b}.mission-timer{background:#071522;border:1px solid #24506b}.mission-timer>span{color:#64eaff;text-shadow:0 0 12px #00d9ff}.mission-timer small{color:#5e9ab5}.question-card{clip-path:polygon(20px 0,100% 0,100% calc(100% - 20px),calc(100% - 20px) 100%,0 100%,0 20px);background:linear-gradient(145deg,#091321f5,#050914f8 62%,#0c0b1cf7);border:1px solid #1b5878;padding:clamp(24px,4vw,46px);position:relative;box-shadow:0 25px 80px #000c,0 0 45px #00c8ff0c,inset 0 1px #7beeff12;max-width:none!important;margin:0!important}.question-card:before,.question-card:after{content:"";pointer-events:none;position:absolute}.question-card:before{background:linear-gradient(90deg,#00dcff,#0000);width:150px;height:2px;top:0;left:20px;box-shadow:0 0 14px #00d9ff}.question-card:after{background:linear-gradient(90deg,#0000,#894cff);width:110px;height:2px;bottom:0;right:20px}.question-heading{border-bottom:1px solid #172e44;justify-content:space-between;align-items:center;gap:16px;padding-bottom:16px;display:flex}.question-heading .eyebrow{letter-spacing:.18em;font-size:.67rem}.question-heading>small{letter-spacing:.13em;color:#637b92;font:800 .55rem Inter,sans-serif}.question-card h2{text-align:center;color:#eff9ff;text-shadow:0 0 24px #8ecfff17;place-items:center;min-height:92px;padding:12px;display:grid;margin:18px 0 28px!important;font-size:clamp(1.7rem,4vw,2.65rem)!important}.question-card h2 .math-content{text-align:center}.answer-grid{gap:14px!important}.answer-grid button{transition:transform .16s,border-color .16s,background .16s,box-shadow .16s;position:relative;overflow:hidden;background:linear-gradient(135deg,#07111e,#09101c)!important;border-color:#1d415d!important;gap:16px!important;min-height:92px!important;padding:16px 18px!important}.answer-grid button:before{content:"";opacity:0;background:linear-gradient(90deg,#00d9ff0a,#0000 35%);transition:all .16s;position:absolute;inset:0}.answer-grid button:hover:not(:disabled){transform:translateY(-2px);border-color:#00d9ff!important;box-shadow:0 9px 24px #0008,inset 3px 0 #00d9ff!important}.answer-grid button:hover:not(:disabled):before,.answer-grid button.selected:before{opacity:1}.answer-grid button.selected{background:linear-gradient(135deg,#0a2739,#11152c)!important;border-color:#52eaff!important;box-shadow:0 0 25px #00d9ff22,inset 4px 0 #00d9ff!important}.answer-grid button.correct{background:#092219!important;border-color:#34f5a3!important}.answer-grid button.wrong{background:#250b16!important;border-color:#ff3e78!important}.answer-grid button>b{z-index:1;background:#071a29;font-size:1rem;position:relative;box-shadow:inset 0 0 12px #00d9ff12;color:#64ecff!important;border-color:#247292!important;width:42px!important;height:42px!important}.answer-copy{z-index:1;text-align:left;flex:1;min-width:0;font-size:1.08rem;position:relative}.answer-copy .math-content{scrollbar-width:none;display:block;overflow:auto hidden}.answer-copy .math-content::-webkit-scrollbar{display:none}.answer-copy .math-block::-webkit-scrollbar{display:none}.answer-copy .math-block{scrollbar-width:none;overflow-y:hidden}.answer-corner{clip-path:polygon(100% 0,100% 100%,0 100%);border-bottom:2px solid #315975;border-right:2px solid #315975;width:15px;height:15px;position:absolute;bottom:-1px;right:-1px}.question-footer{border-top:1px solid #172e44;justify-content:space-between;align-items:center;gap:14px;min-height:70px;margin-top:22px;padding-top:18px;display:flex}.lesson-exit-button{color:#d98ba6;letter-spacing:.09em;text-transform:uppercase;cursor:pointer;background:#130b14;border:1px solid #563449;flex:none;align-items:center;gap:7px;min-height:42px;padding:0 13px;font:900 .57rem Inter,sans-serif;display:flex}.lesson-exit-button span{font-size:1rem;line-height:1}.lesson-exit-button:hover:not(:disabled){color:#fff;background:#260d1a;border-color:#ff477e}.lesson-exit-button:disabled{opacity:.45;cursor:not-allowed}.question-message{flex:1;min-width:0}.question-footer .error-box,.question-footer .feedback{margin:0}.question-footer>.primary-button{flex:none;padding:15px 24px;float:none!important;min-width:210px!important;margin:0!important}.question-footer>.primary-button:disabled{color:#617186;box-shadow:none;opacity:1;background:#111a27;border:1px solid #21364a}.question-footer>.primary-button:not(:disabled){box-shadow:0 0 30px #00bde955}@media (max-width:700px){.lesson-screen{padding:10px}.mission-hud{grid-template-columns:minmax(0,1fr) auto auto;gap:8px;padding:10px}.mission-title{grid-column:1}.mission-timer{grid-area:1/2}.mission-hearts{grid-area:1/3}.mission-progress{grid-area:2/1/auto/-1}.mission-timer,.mission-hearts{padding:6px 8px}.mission-timer small,.mission-hearts small{display:none}.mission-timer>span,.mission-hearts>span{grid-row:auto}.question-card{padding:22px 15px 18px}.question-heading>small{display:none}.question-card h2{min-height:75px}.answer-grid{grid-template-columns:1fr!important}.answer-grid button{min-height:74px!important}.question-footer{flex-direction:column;align-items:stretch}.question-footer>.primary-button{width:100%;min-width:0!important}.question-message:empty{display:none}}.ranking-list>button{width:100%;color:var(--ink);font:inherit;text-align:left;cursor:pointer;border:1px solid #19334d;align-items:center;padding:15px;display:grid;position:relative;grid-template-columns:48px minmax(0,1fr) auto 56px!important}.ranking-list>button>b{font-size:1.2rem}.ranking-list>button{transition:transform .16s,border-color .16s,background .16s}.ranking-list>button:hover{background:#0a1a29;border-color:#00d9ff;transform:translate(4px);box-shadow:inset 3px 0 #00d9ff,0 8px 24px #0007}.ranking-list>button>span small{letter-spacing:.06em;color:#6f849a;font:700 .58rem ui-monospace,SFMono-Regular,Consolas,monospace}.ranking-list>button>em{white-space:nowrap;font-weight:900}.ranking-list>button>i{letter-spacing:.09em;color:#50677d;text-align:right;font:800 .55rem Inter,sans-serif}.ranking-list>button:hover>i{color:#6feeff}.player-profile-card{scrollbar-gutter:stable;width:min(540px,100%);max-height:calc(100dvh - 40px);overflow-y:auto}.profile-avatar{clip-path:polygon(22% 0,78% 0,100% 22%,100% 78%,78% 100%,22% 100%,0 78%,0 22%);color:#6defff;text-shadow:0 0 18px #00d9ff;background:radial-gradient(circle,#153b5c,#080e1b 70%);border:1px solid #16789c;place-items:center;width:76px;height:76px;margin:22px auto 12px;font-size:2.3rem;display:grid}.player-profile-card h2{margin-bottom:8px}.profile-premium{color:#c99dff;letter-spacing:.13em;font:900 .62rem Inter,sans-serif;display:inline-block}.profile-stage{text-align:left;background:#071321;border:1px solid #1d4f6b;gap:8px;margin:25px 0 14px;padding:17px;display:grid}.profile-stage small,.profile-stats small{letter-spacing:.12em;color:#617d94;font:900 .55rem Inter,sans-serif}.profile-stage strong{color:#dcf6ff}.profile-stats{grid-template-columns:1fr 1fr;gap:10px;display:grid}.profile-stats>span{background:#080d18;border:1px solid #1c334b;gap:4px;padding:15px;display:grid}.profile-stats b{color:#74efff;font-size:1.45rem}.campaign-stat strong{line-height:1.25;font-size:clamp(1rem,2vw,1.35rem)!important}.campaign-stat{background:linear-gradient(145deg,#0a2031,#080d18)!important;border-color:#205777!important}.own-profile-grid .campaign-stat{grid-column:1/-1;min-height:120px}.modal-backdrop{align-items:safe center;overflow-y:auto}@media (max-width:620px){.ranking-list>button{grid-template-columns:38px 1fr auto!important}.ranking-list>button>i{display:none}.ranking-list>button>span small{white-space:nowrap;text-overflow:ellipsis;overflow:hidden}.stat-grid{grid-template-columns:1fr!important}.own-profile-grid .campaign-stat{grid-column:auto}}.lesson-path{position:relative;overflow:visible}.lesson-path:before{background:linear-gradient(#00d9ff,#7148ff 68%,#243650);width:3px;height:auto;top:0;bottom:8px;left:70px;box-shadow:0 0 16px #00d9ff66}.lesson-row,.lesson-row:nth-child(2n){z-index:0;position:relative;margin-left:0!important}.lesson-row>.lesson-node-wrap,.lesson-row>.lesson-copy{z-index:2;position:relative}.lesson-row:after{display:none!important}@media (max-width:820px){html,body{width:100%;max-width:100%;overflow-x:clip}.app-shell{width:100%;max-width:100vw;overflow-x:clip}body:before{opacity:.25;background-position:50% 0;background-size:auto 62vh}.topbar{grid-template-rows:54px 40px;grid-template-columns:repeat(4,minmax(0,1fr));gap:0 6px;width:100%;max-width:100vw;height:104px;padding:0 10px 6px;display:grid;overflow:hidden;box-shadow:0 8px 28px #0008}.brand{grid-area:1/1/auto/3;gap:8px;min-width:0;max-width:100%;padding:0;overflow:hidden}.brand-mark{flex:0 0 32px;width:32px;height:32px}.brand .brand-name{letter-spacing:.11em;white-space:nowrap;text-overflow:ellipsis;min-width:0;font-size:.7rem;overflow:hidden}.brand-name small{margin-top:3px;font-size:.42rem}.player-status{display:contents}.player-status>span,.player-status .ghost-button{letter-spacing:.05em;height:34px;padding:0 10px;font-size:.6rem}.player-status .heart-counter{font-size:.75rem}.player-status .premium-badge{display:none}.layout-grid{width:100%;max-width:100vw;padding:8px 12px calc(86px + env(safe-area-inset-bottom));overflow:visible;grid-template-columns:none!important;display:block!important}.content-panel,.path-wrap,.standard-page,.course-section,.chapter-card,.lesson-path,.lesson-row{width:100%;min-width:0;max-width:100%}.content-panel{min-height:calc(100dvh - 198px)}.side-nav{padding:6px 6px max(6px,env(safe-area-inset-bottom));-webkit-backdrop-filter:blur(18px);backdrop-filter:blur(18px);clip-path:polygon(10px 0,100% 0,100% calc(100% - 10px),calc(100% - 10px) 100%,0 100%,0 10px);background:#050914f2;border:1px solid #193d59;grid-template-rows:52px;grid-template-columns:repeat(3,minmax(0,1fr));align-content:start;align-items:stretch;gap:5px;left:8px;right:8px;overflow:hidden;box-shadow:0 14px 50px #000,0 0 28px #00c8ff12;width:auto!important;height:calc(64px + env(safe-area-inset-bottom))!important;min-height:64px!important;max-height:calc(64px + env(safe-area-inset-bottom))!important;position:fixed!important;top:auto!important;bottom:0!important}.side-nav button{letter-spacing:.05em;border:1px solid #0000;align-self:start;gap:2px;width:100%;font-size:.58rem;line-height:1.15;overflow:hidden;height:52px!important;min-height:52px!important;max-height:52px!important;padding:5px 3px!important}.side-nav button span{line-height:1;font-size:1.1rem!important}.side-nav button:hover,.side-nav button.active,.nav-group.open>button{background:linear-gradient(#0a2739,#09111e);border-color:#1b6687;box-shadow:inset 0 3px #00d9ff}.page-intro,.standard-page{padding:20px 2px 26px}.page-intro p,.eyebrow{letter-spacing:.15em;font-size:.58rem}.page-intro h1,.standard-page h1{margin:8px 0 10px;font-size:clamp(1.9rem,10vw,2.55rem);line-height:.93}.page-intro span,.standard-page>p{font-size:.87rem;line-height:1.55;display:block}.course-section{margin-bottom:42px}.chapter-card{clip-path:polygon(0 0,calc(100% - 18px) 0,100% 18px,100% 100%,10px 100%,0 calc(100% - 10px));padding:18px 17px 20px}.chapter-card>span{font-size:.56rem}.chapter-card h2{max-width:86%;margin:6px 0 5px;font-size:1.2rem;line-height:1.08}.chapter-card p{max-width:90%;font-size:.78rem;line-height:1.45}.chapter-card:after{font-size:4.5rem;right:12px}.lesson-path{gap:18px;padding:25px 0 0}.lesson-path:before{width:2px;top:2px;bottom:6px;left:35px}.lesson-row,.lesson-row:nth-child(2n){align-items:center;gap:13px;min-height:88px;margin-left:0!important}.lesson-node-wrap{flex:0 0 72px;width:72px;height:88px}.lesson-node-wrap .lesson-node{border-width:1px;width:70px;height:70px;box-shadow:0 0 0 4px #07101d,0 0 18px #00c8ff38}.node-level{font-size:.4rem;top:7px}.node-icon{font-size:1.25rem}.lesson-node.current .node-icon{font-size:1.55rem}.lesson-node.locked .node-icon{font-size:1rem}.lesson-node-wrap .node-stars{padding:2px 5px;bottom:0}.lesson-node-wrap .node-stars i{font-size:.72rem}.lesson-copy{gap:4px;min-width:0;padding-right:2px}.lesson-copy strong{overflow-wrap:anywhere;font-size:.86rem;line-height:1.15}.lesson-copy span{overflow-wrap:anywhere;font-size:.6rem;line-height:1.4}.modal-backdrop{background:#02040bdc;place-items:center;padding:12px;overflow-y:auto}.modal-card{width:min(520px,100%);max-height:calc(100dvh - 24px);padding:26px 16px calc(22px + env(safe-area-inset-bottom));clip-path:polygon(16px 0,100% 0,100% calc(100% - 16px),calc(100% - 16px) 100%,0 100%,0 16px);overflow-y:auto}.modal-card h2{margin:7px 26px 6px;font-size:1.45rem;line-height:1.12}.modal-card>p{max-width:34rem;margin:8px auto 0;font-size:.82rem;line-height:1.45}.modal-close{z-index:2;place-items:center;width:40px;height:40px;display:grid;top:7px;right:10px}.star-choices{grid-template-columns:1fr;gap:7px;margin-top:18px}.star-choices button{place-content:initial;text-align:left;grid-template-rows:auto auto;grid-template-columns:82px minmax(0,1fr);align-content:center;gap:3px 12px;min-height:72px;padding:10px 13px}.star-choices button>span{text-align:center;grid-row:1/3;align-self:center;font-size:.9rem}.star-choices button>strong{align-self:end}.star-choices button>small{align-self:start}.result-card .primary-button{width:100%}.ranking-list{gap:7px;margin-top:20px}.ranking-list>button{gap:6px;min-height:70px;padding:11px 10px;grid-template-columns:34px minmax(0,1fr) auto!important}.ranking-list>button>b{font-size:.95rem}.ranking-list>button>span strong{font-size:.87rem}.ranking-list>button>span small{max-width:47vw;font-size:.51rem}.ranking-list>button>em{font-size:.8rem}.profile-avatar{width:64px;height:64px;margin-top:15px;font-size:1.85rem}.profile-stage{margin:18px 0 10px;padding:13px}.profile-stats>span{padding:12px 8px}.stat-grid{gap:9px;margin-top:22px}.stat-grid article{min-height:112px;padding:18px 12px}.auth-page{min-height:100dvh}.auth-art{padding:27px 20px 20px}.auth-art .brand{margin-bottom:25px}.auth-art h1{font-size:clamp(2.15rem,11vw,3rem)}.auth-art p{font-size:.9rem;line-height:1.5}.auth-panel{place-items:start center;padding:0 14px 28px}.auth-form{padding:24px 20px}.auth-form h2{font-size:1.55rem}.auth-form>p{margin:7px 0 18px;font-size:.88rem}}.player-profile-card{scrollbar-gutter:auto;grid-template-rows:auto minmax(0,1fr);width:min(680px,100%);max-height:min(760px,100dvh - 40px);display:grid;overflow:hidden;padding:0!important}.profile-dialog-header{z-index:5;background:#0b1220;border-bottom:1px solid #17445f;justify-content:center;align-items:center;min-height:58px;padding:17px 54px 14px;display:flex;position:relative;box-shadow:0 8px 24px #0006}.profile-dialog-header .modal-close{top:6px;right:12px}.profile-dialog-body{overscroll-behavior:contain;min-height:0;padding:20px 34px 34px;overflow-y:auto}.profile-stats>button{color:inherit;font:inherit;text-align:center;background:#080d18;border:1px solid #1c334b;gap:4px;padding:15px;display:grid}.profile-stats .expandable-stat-trigger{cursor:pointer;transition:border-color .16s,background .16s,box-shadow .16s}.profile-stats .expandable-stat-trigger:hover,.profile-stats .expandable-stat-trigger[aria-expanded=true]{background:#092033;border-color:#00d9ff;box-shadow:inset 3px 0 #00d9ff}.expandable-stat-trigger small i{color:#70edff;margin-left:4px;font-style:normal}.profile-detail-panel{background:#050a13;border:1px solid #1e4b68;margin-top:12px;padding:8px}.profile-detail-scroll{max-width:100%;overflow-x:auto}.profile-detail-panel table{border-collapse:collapse;text-align:left;width:100%;min-width:560px}.profile-detail-panel th{color:#6e91aa;letter-spacing:.1em;text-transform:uppercase;border-bottom:1px solid #24506b;padding:10px;font:900 .52rem Inter,sans-serif}.profile-detail-panel td{color:#dcefff;border-bottom:1px solid #142b3e;padding:11px 10px;font-size:.78rem}.profile-detail-panel tbody tr:last-child td{border-bottom:0}.profile-detail-panel td:nth-child(3),.accuracy-breakdown-panel td:nth-child(4){color:#70edff;white-space:nowrap;font-weight:900}.profile-detail-empty{background:#07111e;border:1px solid #1d415d;padding:14px;color:#91a8bb!important;margin:12px 0 0!important;font-size:.78rem!important}@media (max-width:620px){.player-profile-card{max-height:calc(100dvh - 24px)}.profile-dialog-header{min-height:52px;padding:14px 48px 11px}.profile-dialog-body{padding:15px 16px calc(20px + env(safe-area-inset-bottom))}.profile-detail-panel{margin-left:-6px;margin-right:-6px;padding:5px}.profile-detail-panel table{min-width:0}.profile-detail-panel thead{display:none}.profile-detail-panel tbody{gap:7px;display:grid}.profile-detail-panel tr{background:#07111e;border:1px solid #173a52;grid-template-columns:1fr 1fr;display:grid}.profile-detail-panel td{gap:3px;padding:9px;font-size:.72rem;display:grid;border:0!important}.profile-detail-panel td:before{color:#62839b;letter-spacing:.09em;text-transform:uppercase;font:900 .45rem Inter,sans-serif}.profile-detail-panel td:first-child:before{content:"Lekcja"}.profile-detail-panel td:nth-child(2):before{content:"Poziom trudności"}.profile-detail-panel td:nth-child(3):before{content:"Czas"}.profile-detail-panel td:nth-child(4):before{content:"Data"}.accuracy-breakdown-panel td:first-child:before{content:"Temat"}.accuracy-breakdown-panel td:nth-child(2):before{content:"Poziom trudności"}.accuracy-breakdown-panel td:nth-child(3):before{content:"Poprawne"}.accuracy-breakdown-panel td:nth-child(4):before{content:"Wynik"}}@media (max-width:700px){.lesson-screen{overscroll-behavior:contain;place-items:safe center;height:100dvh;padding:7px;display:grid;overflow-y:auto}.mission-shell{width:100%;padding-bottom:max(8px,env(safe-area-inset-bottom));margin:auto}.mission-shell:before{display:none}.mission-hud{z-index:5;-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);background:#07101df7;grid-template-columns:minmax(0,1fr) auto auto;gap:7px;padding:9px 10px;position:sticky;top:0;margin-bottom:7px!important}.mission-title{min-width:0}.mission-title small{font-size:.45rem}.mission-title strong{font-size:.78rem}.mission-timer{grid-area:1/2;min-width:78px;padding:6px 8px}.mission-hearts{grid-area:1/3;min-width:62px;padding:6px 8px}.mission-hearts>span{font-size:1.05rem}.mission-hearts>b{font-size:.86rem}.mission-hearts small{font-size:.45rem}.mission-progress{grid-area:2/1/auto/-1;gap:4px}.mission-progress>span b,.mission-progress>span i{font-size:.48rem}.question-card{clip-path:polygon(12px 0,100% 0,100% calc(100% - 12px),calc(100% - 12px) 100%,0 100%,0 12px);padding:15px 11px 12px}.question-heading{padding-bottom:10px}.question-heading .eyebrow{font-size:.55rem}.question-card h2{min-height:54px;padding:6px 2px;line-height:1.28;margin:9px 0 13px!important;font-size:clamp(1.15rem,5.6vw,1.55rem)!important}.question-image{object-fit:contain;max-height:22dvh}.answer-grid{gap:7px!important}.answer-grid button{clip-path:polygon(7px 0,100% 0,100% calc(100% - 7px),calc(100% - 7px) 100%,0 100%,0 7px);gap:10px!important;min-height:60px!important;padding:9px 10px!important}.answer-grid button>b{font-size:.8rem;width:34px!important;height:34px!important}.answer-copy{font-size:.92rem;line-height:1.3}.question-footer{z-index:4;background:linear-gradient(#0000,#060a14 18%);border-top-color:#173049;gap:8px;min-height:0;margin:12px -4px -5px;padding:10px 4px 4px;position:sticky;bottom:-1px}.question-footer .feedback{padding:9px 10px;font-size:.78rem}.question-footer>.primary-button{min-height:48px;padding:12px 16px}}@media (max-width:360px){.topbar .brand{grid-column:1/3}.topbar .brand-name{display:none}.player-status>span,.player-status .ghost-button{padding:0 8px}.page-intro h1,.standard-page h1{font-size:1.85rem}.lesson-copy strong{font-size:.8rem}.lesson-copy span{font-size:.56rem}}.side-nav{z-index:60}.content-panel{z-index:1;position:relative}.content-panel:has(.modal-backdrop){z-index:250}.nav-group{min-width:0;display:grid;position:relative}.nav-group>button{width:100%}.nav-group>button i{color:#58758c;margin-left:auto;font-size:1.2rem;font-style:normal;line-height:1;transition:transform .18s,color .18s,text-shadow .18s}.nav-group.open>button i{color:#65efff;text-shadow:0 0 12px #00d9ff;transform:translate(4px)}.nav-submenu{z-index:100;-webkit-backdrop-filter:blur(18px);backdrop-filter:blur(18px);clip-path:polygon(10px 0,100% 0,100% calc(100% - 10px),calc(100% - 10px) 100%,0 100%,0 10px);background:linear-gradient(145deg,#06111dfb,#070b15fb);border:1px solid #25506b;grid-template-rows:repeat(2,62px);gap:8px;width:310px;padding:9px;animation:.18s ease-out both nav-flyout-in;display:grid;position:absolute;top:0;left:calc(100% + 10px);box-shadow:0 22px 60px #000e,0 0 35px #00d9ff1f}.ranking-submenu{grid-template-rows:repeat(3,62px)}.side-nav .nav-submenu button{color:#e9f8ff;text-align:center;clip-path:polygon(7px 0,100% 0,100% calc(100% - 7px),calc(100% - 7px) 100%,0 100%,0 7px);background:linear-gradient(100deg,#0a1825,#0b1422);border:1px solid #1b3e55;justify-content:center;align-items:center;width:100%;height:62px;min-height:62px;padding:0 18px;transition:transform .16s,border-color .16s,background .16s,box-shadow .16s;display:flex}.side-nav .nav-submenu button:hover,.side-nav .nav-submenu button.selected{background:linear-gradient(100deg,#0b3145,#101832);border-color:#00d9ff;transform:translate(3px);box-shadow:inset 4px 0 #00e5ff,0 0 22px #00cfff22}.nav-submenu button>span{text-transform:uppercase;text-shadow:0 0 15px #00d9ff33;color:#f1f8ff!important;letter-spacing:.07em!important;font:900 .82rem/1.15 Inter,ui-sans-serif,sans-serif!important}.nav-choice-icon{text-align:center;flex:0 0 26px;width:26px;margin-right:10px;font-size:1.05rem;line-height:1}.nav-choice-icon.star{color:#ffd24d;text-shadow:0 0 12px #ffb80099}.nav-choice-icon.flame{filter:saturate(1.2);text-shadow:0 0 12px #ff6b2e99}.nav-choice-icon.timer{color:#62eaff;text-shadow:0 0 12px #00d9ffaa}.nav-menu-scrim{display:none}@keyframes nav-flyout-in{0%{opacity:0;transform:translate(-10px)}to{opacity:1;transform:translate(0)}}.result-times{grid-template-columns:1fr 1fr;gap:10px;margin:22px 0 4px;display:grid}.result-times>span{background:#07111e;border:1px solid #204763;gap:5px;padding:15px;display:grid}.result-times small{color:#66849a;letter-spacing:.13em;font:900 .55rem Inter,sans-serif}.result-times b{color:#70edff;font-size:1.45rem}.result-times i{color:#9badbf;font-size:.72rem;font-style:normal}.new-speed-record{color:#ffd45d;letter-spacing:.12em;text-shadow:0 0 16px #ffb80088;margin:12px 0 0;font:900 .72rem Inter,sans-serif;display:block}.player-status button.premium-badge{clip-path:polygon(7px 0,100% 0,100% calc(100% - 7px),calc(100% - 7px) 100%,0 100%,0 7px);letter-spacing:.08em;cursor:pointer;border:1px solid #8148ff;justify-content:center;align-items:center;height:38px;padding:0 13px;font:900 .7rem Inter,sans-serif;display:flex}.player-status button.premium-badge:hover{filter:brightness(1.18);box-shadow:0 0 20px #8a3dff55}.player-status button.premium-badge.owned:after{content:" ✓"}.player-status .coin-counter{color:#ffe18a;background:linear-gradient(135deg,#241806,#171107);border-color:#725619}.player-status .coin-counter i{color:#ffc83d;text-shadow:0 0 11px #ffbd2e;margin-right:5px;font-size:.82rem;font-style:normal}.player-status .username-button{clip-path:polygon(7px 0,100% 0,100% calc(100% - 7px),calc(100% - 7px) 100%,0 100%,0 7px);color:#c3d0df;letter-spacing:.08em;text-transform:uppercase;cursor:pointer;background:#09121f;border:1px solid #25425e;justify-content:center;align-items:center;height:38px;padding:0 13px;font:800 .7rem Inter,ui-sans-serif,system-ui;display:flex}.player-status .username-button:hover{color:#fff;border-color:#00d9ff;box-shadow:0 0 17px #00d9ff22}.player-name{vertical-align:middle;max-width:100%;display:inline-block}.player-name>.player-name__text{display:inline}.player-name--premium .player-name__text{color:#bd7cff;text-shadow:0 0 10px #8f42ff55}.player-name--admin .player-name__text{color:#ff5364;text-shadow:0 0 10px #ff263b55}.ranking-list .player-name{width:max-content;display:inline-block}.ranking-player-name{white-space:nowrap;align-items:center;gap:6px;width:max-content;max-width:100%;display:inline-flex!important}.player-name--inferno{z-index:0;width:max-content;max-width:100%;position:relative;overflow:visible}.player-name--inferno .player-name__text{z-index:2;color:#ffb43b;-webkit-text-fill-color:transparent;filter:drop-shadow(0 1px 3px #ff2400)drop-shadow(0 -2px 6px #ff9500);background:linear-gradient(#fff7d1 8%,#ffd45b 38%,#ff6a00 72%,#ff2500 98%) 50% 82%/100% 190%;-webkit-background-clip:text;background-clip:text;animation:.9s ease-in-out infinite alternate inferno-name-burn;position:relative}.inferno-flames{z-index:1;pointer-events:none;filter:drop-shadow(0 -2px 4px #ff2b00);height:1.25em;position:absolute;bottom:42%;left:-3%;right:-3%}.inferno-flames i{transform-origin:50% 100%;clip-path:polygon(50% 0,68% 28%,94% 58%,78% 100%,20% 100%,5% 61%,30% 31%);background:radial-gradient(circle at 50% 78%,#fff7a6 0 11%,#ffc400 25%,#ff5a00 48%,#e20b00 66%,#0000 69%);width:19%;height:86%;animation:.56s ease-in-out infinite alternate inferno-flame-rise;position:absolute;bottom:0}.inferno-flames i:first-child{height:66%;animation-delay:-.18s;left:0;transform:rotate(-13deg)}.inferno-flames i:nth-child(2){height:108%;animation-delay:-.42s;left:18%}.inferno-flames i:nth-child(3){height:78%;animation-delay:-.3s;left:40%;transform:rotate(8deg)}.inferno-flames i:nth-child(4){height:116%;animation-delay:-.1s;left:61%;transform:rotate(11deg)}.inferno-flames i:nth-child(5){height:70%;animation-delay:-.48s;left:82%;transform:rotate(16deg)}.inferno-flames:after{content:"";background:#ffd86a;border-radius:50%;width:2px;height:2px;animation:.85s linear infinite inferno-sparks;position:absolute;bottom:30%;left:10%;box-shadow:1.4em -.5em #ff6a00,3.8em -.15em #fff0a0,6.4em -.7em #ff7c16}.ranking-list .inferno-flames,.username-button .inferno-flames{opacity:.84;height:.92em;bottom:46%}.inferno-icon{fill:#ff5a19;filter:drop-shadow(0 0 5px #ff2a00);flex:none;width:1.05em;height:1.05em;overflow:visible}.inferno-icon .inferno-icon-core{fill:#ffe76c}.ranking-class-icon{vertical-align:-.14em;display:inline-block}.ranking-rank-icon{vertical-align:.02em;flex:none;font-style:normal;display:inline-block}.ranking-rank-icon--admin{color:#ff5364;text-shadow:0 0 9px #ff263b88}.ranking-rank-icon--premium{color:#bd7cff;text-shadow:0 0 9px #8f42ff88}.netanyahu-enjoyer-badge{gap:6px;box-shadow:0 0 18px #ff3c0055;background:linear-gradient(100deg,#5b0900,#df3e00 58%,#ff9d18)!important;border-color:#ff6326!important}.profile-class-badge{color:#ffc45e;letter-spacing:.15em;text-shadow:0 0 12px #ff3d00;justify-content:center;align-items:center;gap:6px;margin-top:2px;font:900 .66rem Inter,sans-serif;display:inline-flex}.profile-class-badge .inferno-icon{font-size:1.35rem}.profile-rank-badge{letter-spacing:.15em;justify-content:center;align-items:center;gap:6px;margin-top:2px;font:900 .66rem Inter,sans-serif;display:inline-flex}.profile-rank-badge--admin{color:#ff5364;text-shadow:0 0 11px #ff263b66}.profile-rank-badge--premium{color:#bd7cff;text-shadow:0 0 11px #8f42ff66}@keyframes inferno-name-burn{0%{filter:drop-shadow(0 1px 3px #ff2500)drop-shadow(0 -1px 5px #ff7600);background-position:50% 92%}to{filter:drop-shadow(0 2px 5px #ff1300)drop-shadow(0 -4px 9px #ffb000);background-position:50% 24%}}@keyframes inferno-flame-rise{0%{transform:translateY(3px)rotate(-7deg)scaleX(.82)}to{transform:translateY(-3px)rotate(7deg)scale(1.08,.92)}}@keyframes inferno-sparks{0%{opacity:.95;transform:translateY(5px)}to{opacity:0;transform:translateY(-13px)}}@media (prefers-reduced-motion:reduce){.player-name--inferno .player-name__text,.inferno-flames i,.inferno-flames:after{animation:none}}.premium-card{background:radial-gradient(circle at 50% 0,#35137566,#0000 45%),#070914;border-color:#6330c5;width:min(760px,100%);box-shadow:0 24px 90px #000,0 0 50px #8b43ff28}.premium-gem{clip-path:polygon(50% 0,88% 18%,100% 55%,72% 100%,28% 100%,0 55%,12% 18%);color:#fff;text-shadow:0 0 16px #fff;background:radial-gradient(circle,#8b41e5,#261051 70%);border:1px solid #9858ff;place-items:center;width:78px;height:78px;margin:18px auto 10px;font-size:2rem;display:grid;box-shadow:0 0 35px #8c45ff77}.premium-card>p{max-width:590px}.premium-feature-grid{grid-template-columns:1fr 1fr;gap:10px;margin:24px 0;display:grid}.premium-feature-grid article{text-align:left;background:#0b0c19;border:1px solid #34225d;grid-template-rows:auto auto;grid-template-columns:45px minmax(0,1fr);gap:3px 10px;padding:16px;display:grid}.premium-feature-grid article>b{color:#b683ff;grid-row:1/3;place-items:center;font-size:1.15rem;display:grid}.premium-feature-grid article>strong{color:#f3edff;align-self:end}.premium-feature-grid article>small{color:#8d83a5;align-self:start;line-height:1.4}.premium-cta{width:100%;background:linear-gradient(90deg,#4f20bd,#9b32db)!important}@media (max-width:820px){.player-status{display:contents}.player-status .streak-counter{grid-area:2/1}.player-status .coin-counter{grid-area:2/2}.player-status .heart-counter{grid-area:2/3}.player-status>span{width:100%;min-width:0;padding:0 4px}.player-status button.premium-badge{grid-area:2/4;width:100%;min-width:0;height:34px;padding:0;font-size:0;display:flex}.player-status button.premium-badge:before{content:"◆";font-size:.72rem}.player-status button.netanyahu-enjoyer-badge:before{content:none}.player-status button.netanyahu-enjoyer-badge .inferno-icon{width:16px;height:16px}.player-status button.premium-badge.owned:after{content:""}.player-status .username-button{letter-spacing:.04em;white-space:nowrap;grid-area:1/3;width:100%;min-width:0;height:34px;padding:0 4px;font-size:clamp(.46rem,2vw,.58rem);display:flex}.player-status form{grid-area:1/4;justify-self:end}.player-status .ghost-button{width:34px;padding:0;font-size:0}.player-status .ghost-button:before{content:"↪";font-size:.9rem}.side-nav{background:#050914fa;grid-template-columns:repeat(6,minmax(0,1fr));clip-path:none!important;-webkit-backdrop-filter:none!important;backdrop-filter:none!important;overflow:visible!important}.side-nav button{letter-spacing:0;font-size:.5rem;gap:1px!important;padding:4px 1px!important}.nav-group{height:52px}.nav-group>button i{display:none}.nav-menu-scrim{z-index:55;-webkit-backdrop-filter:blur(3px);backdrop-filter:blur(3px);cursor:default;background:#02040ba8;border:0;width:100%;height:100%;padding:0;display:block;position:fixed;inset:0}.nav-submenu{z-index:100;top:auto;left:10px;right:10px;bottom:calc(72px + env(safe-area-inset-bottom));grid-template-rows:repeat(2,54px);grid-template-columns:1fr;gap:6px;width:auto;padding:8px;animation:.18s ease-out both nav-sheet-in;position:fixed}.ranking-submenu{grid-template-rows:repeat(3,54px);grid-template-columns:1fr}.side-nav .nav-submenu button{justify-content:flex-start;height:54px!important;min-height:54px!important;max-height:54px!important;padding:0 18px!important}.nav-submenu button>span,.ranking-submenu button>span{text-align:left;font-size:.68rem!important}.ranking-submenu .nav-choice-icon{flex-basis:24px;width:24px;margin-right:9px;font-size:1rem}@keyframes nav-sheet-in{0%{opacity:0;transform:translateY(14px)}to{opacity:1;transform:translateY(0)}}.premium-feature-grid{grid-template-columns:1fr}.premium-feature-grid article{padding:13px}.result-times{grid-template-columns:1fr;gap:7px;margin-top:18px}.result-times>span{padding:11px}}.user-nav-icon{color:#00d9ff;place-items:center;display:grid}.user-nav-icon svg{fill:none;stroke:currentColor;stroke-width:1.8px;stroke-linecap:round;width:22px;height:22px;overflow:visible}.placeholder-page{min-height:620px}.placeholder-card{clip-path:polygon(14px 0,100% 0,100% calc(100% - 14px),calc(100% - 14px) 100%,0 100%,0 14px);text-align:center;background:radial-gradient(circle at 50% 40%,#0b223655,#0000 42%),linear-gradient(145deg,#07111eaa,#070a14dd);border:1px solid #1a425d;place-content:center;justify-items:center;min-height:430px;margin-top:18px;display:grid}.placeholder-card>i{color:#6befff;clip-path:polygon(22% 0,78% 0,100% 22%,100% 78%,78% 100%,22% 100%,0 78%,0 22%);background:#092034;border:1px solid #28627d;place-items:center;width:76px;height:76px;font-size:1.8rem;font-style:normal;display:grid;box-shadow:0 0 30px #00d9ff22}.placeholder-card h1{margin:20px 0 6px;font-size:clamp(2rem,5vw,3.4rem)}.placeholder-card p{color:#758ba1;letter-spacing:.14em;text-transform:uppercase;margin:0;font:800 .7rem Inter,sans-serif}@media (max-width:820px){.placeholder-page{min-height:calc(100dvh - 198px)}.placeholder-card{min-height:calc(100dvh - 299px);margin-top:10px}.user-nav-icon svg{width:18px;height:18px}}@media (max-width:360px){.player-status>span{padding:0 3px}.player-status .username-button{padding:0 2px;font-size:.46rem}.player-status .ghost-button{padding:0}}.stat-grid>.own-expandable-stat-trigger{color:var(--ink);font:inherit;text-align:center;cursor:pointer;clip-path:polygon(9px 0,100% 0,100% calc(100% - 9px),calc(100% - 9px) 100%,0 100%,0 9px);background:#080d18df;border:1px solid #19334d;border-radius:3px;gap:7px;padding:28px 18px;transition:border-color .16s,background .16s,box-shadow .16s,transform .16s;display:grid}.stat-grid>.own-expandable-stat-trigger:hover,.stat-grid>.own-expandable-stat-trigger[aria-expanded=true]{background:#092033;border-color:#00d9ff;transform:translateY(-2px);box-shadow:inset 3px 0 #00d9ff,0 0 24px #00d9ff1f}.own-expandable-stat-trigger span b{color:#70edff;margin-left:5px;font-style:normal}@media (max-width:620px){.stat-grid>.own-expandable-stat-trigger{min-height:112px;padding:18px 12px}}
