@font-face{font-display:block;font-family:KaTeX_AMS;font-style:normal;font-weight:400;src:url(/assets/KaTeX_AMS-Regular-BQhdFMY1.woff2) format("woff2"),url(/assets/KaTeX_AMS-Regular-DMm9YOAa.woff) format("woff"),url(/assets/KaTeX_AMS-Regular-DRggAlZN.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Caligraphic;font-style:normal;font-weight:700;src:url(/assets/KaTeX_Caligraphic-Bold-Dq_IR9rO.woff2) format("woff2"),url(/assets/KaTeX_Caligraphic-Bold-BEiXGLvX.woff) format("woff"),url(/assets/KaTeX_Caligraphic-Bold-ATXxdsX0.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Caligraphic;font-style:normal;font-weight:400;src:url(/assets/KaTeX_Caligraphic-Regular-Di6jR-x-.woff2) format("woff2"),url(/assets/KaTeX_Caligraphic-Regular-CTRA-rTL.woff) format("woff"),url(/assets/KaTeX_Caligraphic-Regular-wX97UBjC.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Fraktur;font-style:normal;font-weight:700;src:url(/assets/KaTeX_Fraktur-Bold-CL6g_b3V.woff2) format("woff2"),url(/assets/KaTeX_Fraktur-Bold-BsDP51OF.woff) format("woff"),url(/assets/KaTeX_Fraktur-Bold-BdnERNNW.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Fraktur;font-style:normal;font-weight:400;src:url(/assets/KaTeX_Fraktur-Regular-CTYiF6lA.woff2) format("woff2"),url(/assets/KaTeX_Fraktur-Regular-Dxdc4cR9.woff) format("woff"),url(/assets/KaTeX_Fraktur-Regular-CB_wures.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Main;font-style:normal;font-weight:700;src:url(/assets/KaTeX_Main-Bold-Cx986IdX.woff2) format("woff2"),url(/assets/KaTeX_Main-Bold-Jm3AIy58.woff) format("woff"),url(/assets/KaTeX_Main-Bold-waoOVXN0.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Main;font-style:italic;font-weight:700;src:url(/assets/KaTeX_Main-BoldItalic-DxDJ3AOS.woff2) format("woff2"),url(/assets/KaTeX_Main-BoldItalic-SpSLRI95.woff) format("woff"),url(/assets/KaTeX_Main-BoldItalic-DzxPMmG6.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Main;font-style:italic;font-weight:400;src:url(/assets/KaTeX_Main-Italic-NWA7e6Wa.woff2) format("woff2"),url(/assets/KaTeX_Main-Italic-BMLOBm91.woff) format("woff"),url(/assets/KaTeX_Main-Italic-3WenGoN9.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Main;font-style:normal;font-weight:400;src:url(/assets/KaTeX_Main-Regular-B22Nviop.woff2) format("woff2"),url(/assets/KaTeX_Main-Regular-Dr94JaBh.woff) format("woff"),url(/assets/KaTeX_Main-Regular-ypZvNtVU.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Math;font-style:italic;font-weight:700;src:url(/assets/KaTeX_Math-BoldItalic-CZnvNsCZ.woff2) format("woff2"),url(/assets/KaTeX_Math-BoldItalic-iY-2wyZ7.woff) format("woff"),url(/assets/KaTeX_Math-BoldItalic-B3XSjfu4.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Math;font-style:italic;font-weight:400;src:url(/assets/KaTeX_Math-Italic-t53AETM-.woff2) format("woff2"),url(/assets/KaTeX_Math-Italic-DA0__PXp.woff) format("woff"),url(/assets/KaTeX_Math-Italic-flOr_0UB.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_SansSerif;font-style:normal;font-weight:700;src:url(/assets/KaTeX_SansSerif-Bold-D1sUS0GD.woff2) format("woff2"),url(/assets/KaTeX_SansSerif-Bold-DbIhKOiC.woff) format("woff"),url(/assets/KaTeX_SansSerif-Bold-CFMepnvq.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_SansSerif;font-style:italic;font-weight:400;src:url(/assets/KaTeX_SansSerif-Italic-C3H0VqGB.woff2) format("woff2"),url(/assets/KaTeX_SansSerif-Italic-DN2j7dab.woff) format("woff"),url(/assets/KaTeX_SansSerif-Italic-YYjJ1zSn.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_SansSerif;font-style:normal;font-weight:400;src:url(/assets/KaTeX_SansSerif-Regular-DDBCnlJ7.woff2) format("woff2"),url(/assets/KaTeX_SansSerif-Regular-CS6fqUqJ.woff) format("woff"),url(/assets/KaTeX_SansSerif-Regular-BNo7hRIc.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Script;font-style:normal;font-weight:400;src:url(/assets/KaTeX_Script-Regular-D3wIWfF6.woff2) format("woff2"),url(/assets/KaTeX_Script-Regular-D5yQViql.woff) format("woff"),url(/assets/KaTeX_Script-Regular-C5JkGWo-.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Size1;font-style:normal;font-weight:400;src:url(/assets/KaTeX_Size1-Regular-mCD8mA8B.woff2) format("woff2"),url(/assets/KaTeX_Size1-Regular-C195tn64.woff) format("woff"),url(/assets/KaTeX_Size1-Regular-Dbsnue_I.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Size2;font-style:normal;font-weight:400;src:url(/assets/KaTeX_Size2-Regular-Dy4dx90m.woff2) format("woff2"),url(/assets/KaTeX_Size2-Regular-oD1tc_U0.woff) format("woff"),url(/assets/KaTeX_Size2-Regular-B7gKUWhC.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Size3;font-style:normal;font-weight:400;src:url(data:font/woff2;base64,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) format("woff2"),url(/assets/KaTeX_Size3-Regular-CTq5MqoE.woff) format("woff"),url(/assets/KaTeX_Size3-Regular-DgpXs0kz.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Size4;font-style:normal;font-weight:400;src:url(/assets/KaTeX_Size4-Regular-Dl5lxZxV.woff2) format("woff2"),url(/assets/KaTeX_Size4-Regular-BF-4gkZK.woff) format("woff"),url(/assets/KaTeX_Size4-Regular-DWFBv043.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Typewriter;font-style:normal;font-weight:400;src:url(/assets/KaTeX_Typewriter-Regular-CO6r4hn1.woff2) format("woff2"),url(/assets/KaTeX_Typewriter-Regular-C0xS9mPB.woff) format("woff"),url(/assets/KaTeX_Typewriter-Regular-D3Ib7_Hf.ttf) format("truetype")}.katex{font: 1.21em KaTeX_Main,Times New Roman,serif;line-height:1.2;position:relative;text-indent:0;text-rendering:auto}.katex *{-ms-high-contrast-adjust:none!important;border-color:currentColor}.katex .katex-version:after{content:"0.16.47"}.katex .katex-mathml{border:0;-webkit-clip-path:inset(50%);clip-path:inset(50%);height:1px;overflow:hidden;padding:0;position:absolute;width:1px}.katex .katex-html>.newline{display:block}.katex .base{position:relative;white-space:nowrap;width:-webkit-min-content;width:-moz-min-content;width:min-content}.katex .base,.katex .strut{display:inline-block}.katex .textbf{font-weight:700}.katex .textit{font-style:italic}.katex .textrm{font-family:KaTeX_Main}.katex .textsf{font-family:KaTeX_SansSerif}.katex .texttt{font-family:KaTeX_Typewriter}.katex .mathnormal{font-family:KaTeX_Math;font-style:italic}.katex .mathit{font-family:KaTeX_Main;font-style:italic}.katex .mathrm{font-style:normal}.katex .mathbf{font-family:KaTeX_Main;font-weight:700}.katex .boldsymbol{font-family:KaTeX_Math;font-style:italic;font-weight:700}.katex .amsrm,.katex .mathbb,.katex .textbb{font-family:KaTeX_AMS}.katex .mathcal{font-family:KaTeX_Caligraphic}.katex .mathfrak,.katex .textfrak{font-family:KaTeX_Fraktur}.katex .mathboldfrak,.katex .textboldfrak{font-family:KaTeX_Fraktur;font-weight:700}.katex .mathtt{font-family:KaTeX_Typewriter}.katex .mathscr,.katex .textscr{font-family:KaTeX_Script}.katex .mathsf,.katex .textsf{font-family:KaTeX_SansSerif}.katex .mathboldsf,.katex .textboldsf{font-family:KaTeX_SansSerif;font-weight:700}.katex .mathitsf,.katex .mathsfit,.katex .textitsf{font-family:KaTeX_SansSerif;font-style:italic}.katex .mainrm{font-family:KaTeX_Main;font-style:normal}.katex .vlist-t{border-collapse:collapse;display:inline-table;table-layout:fixed}.katex .vlist-r{display:table-row}.katex .vlist{display:table-cell;position:relative;vertical-align:bottom}.katex .vlist>span{display:block;height:0;position:relative}.katex .vlist>span>span{display:inline-block}.katex .vlist>span>.pstrut{overflow:hidden;width:0}.katex .vlist-t2{margin-right:-2px}.katex .vlist-s{display:table-cell;font-size:1px;min-width:2px;vertical-align:bottom;width:2px}.katex .vbox{align-items:baseline;display:inline-flex;flex-direction:column}.katex .hbox{width:100%}.katex .hbox,.katex .thinbox{display:inline-flex;flex-direction:row}.katex .thinbox{max-width:0;width:0}.katex .msupsub{text-align:left}.katex .mfrac>span>span{text-align:center}.katex .mfrac .frac-line{border-bottom-style:solid;display:inline-block;width:100%}.katex .hdashline,.katex .hline,.katex .mfrac .frac-line,.katex .overline .overline-line,.katex .rule,.katex .underline .underline-line{min-height:1px}.katex .mspace{display:inline-block}.katex .smash{display:inline;line-height:0}.katex .clap,.katex .llap,.katex .rlap{position:relative;width:0}.katex .clap>.inner,.katex .llap>.inner,.katex .rlap>.inner{position:absolute}.katex .clap>.fix,.katex .llap>.fix,.katex .rlap>.fix{display:inline-block}.katex .llap>.inner{right:0}.katex .clap>.inner,.katex .rlap>.inner{left:0}.katex .clap>.inner>span{margin-left:-50%;margin-right:50%}.katex .rule{border:0 solid;display:inline-block;position:relative}.katex .hline,.katex .overline .overline-line,.katex .underline .underline-line{border-bottom-style:solid;display:inline-block;width:100%}.katex .hdashline{border-bottom-style:dashed;display:inline-block;width:100%}.katex .sqrt>.root{margin-left:.2777777778em;margin-right:-.5555555556em}.katex .fontsize-ensurer.reset-size1.size1,.katex .sizing.reset-size1.size1{font-size:1em}.katex .fontsize-ensurer.reset-size1.size2,.katex .sizing.reset-size1.size2{font-size:1.2em}.katex .fontsize-ensurer.reset-size1.size3,.katex .sizing.reset-size1.size3{font-size:1.4em}.katex .fontsize-ensurer.reset-size1.size4,.katex .sizing.reset-size1.size4{font-size:1.6em}.katex .fontsize-ensurer.reset-size1.size5,.katex .sizing.reset-size1.size5{font-size:1.8em}.katex .fontsize-ensurer.reset-size1.size6,.katex .sizing.reset-size1.size6{font-size:2em}.katex .fontsize-ensurer.reset-size1.size7,.katex .sizing.reset-size1.size7{font-size:2.4em}.katex .fontsize-ensurer.reset-size1.size8,.katex .sizing.reset-size1.size8{font-size:2.88em}.katex .fontsize-ensurer.reset-size1.size9,.katex .sizing.reset-size1.size9{font-size:3.456em}.katex .fontsize-ensurer.reset-size1.size10,.katex .sizing.reset-size1.size10{font-size:4.148em}.katex .fontsize-ensurer.reset-size1.size11,.katex .sizing.reset-size1.size11{font-size:4.976em}.katex .fontsize-ensurer.reset-size2.size1,.katex .sizing.reset-size2.size1{font-size:.8333333333em}.katex .fontsize-ensurer.reset-size2.size2,.katex .sizing.reset-size2.size2{font-size:1em}.katex .fontsize-ensurer.reset-size2.size3,.katex .sizing.reset-size2.size3{font-size:1.1666666667em}.katex .fontsize-ensurer.reset-size2.size4,.katex .sizing.reset-size2.size4{font-size:1.3333333333em}.katex .fontsize-ensurer.reset-size2.size5,.katex .sizing.reset-size2.size5{font-size:1.5em}.katex .fontsize-ensurer.reset-size2.size6,.katex .sizing.reset-size2.size6{font-size:1.6666666667em}.katex .fontsize-ensurer.reset-size2.size7,.katex .sizing.reset-size2.size7{font-size:2em}.katex .fontsize-ensurer.reset-size2.size8,.katex .sizing.reset-size2.size8{font-size:2.4em}.katex .fontsize-ensurer.reset-size2.size9,.katex .sizing.reset-size2.size9{font-size:2.88em}.katex .fontsize-ensurer.reset-size2.size10,.katex .sizing.reset-size2.size10{font-size:3.4566666667em}.katex .fontsize-ensurer.reset-size2.size11,.katex .sizing.reset-size2.size11{font-size:4.1466666667em}.katex .fontsize-ensurer.reset-size3.size1,.katex .sizing.reset-size3.size1{font-size:.7142857143em}.katex .fontsize-ensurer.reset-size3.size2,.katex .sizing.reset-size3.size2{font-size:.8571428571em}.katex .fontsize-ensurer.reset-size3.size3,.katex .sizing.reset-size3.size3{font-size:1em}.katex .fontsize-ensurer.reset-size3.size4,.katex .sizing.reset-size3.size4{font-size:1.1428571429em}.katex .fontsize-ensurer.reset-size3.size5,.katex .sizing.reset-size3.size5{font-size:1.2857142857em}.katex .fontsize-ensurer.reset-size3.size6,.katex .sizing.reset-size3.size6{font-size:1.4285714286em}.katex .fontsize-ensurer.reset-size3.size7,.katex .sizing.reset-size3.size7{font-size:1.7142857143em}.katex .fontsize-ensurer.reset-size3.size8,.katex .sizing.reset-size3.size8{font-size:2.0571428571em}.katex .fontsize-ensurer.reset-size3.size9,.katex .sizing.reset-size3.size9{font-size:2.4685714286em}.katex .fontsize-ensurer.reset-size3.size10,.katex .sizing.reset-size3.size10{font-size:2.9628571429em}.katex .fontsize-ensurer.reset-size3.size11,.katex .sizing.reset-size3.size11{font-size:3.5542857143em}.katex .fontsize-ensurer.reset-size4.size1,.katex .sizing.reset-size4.size1{font-size:.625em}.katex .fontsize-ensurer.reset-size4.size2,.katex .sizing.reset-size4.size2{font-size:.75em}.katex .fontsize-ensurer.reset-size4.size3,.katex .sizing.reset-size4.size3{font-size:.875em}.katex .fontsize-ensurer.reset-size4.size4,.katex .sizing.reset-size4.size4{font-size:1em}.katex .fontsize-ensurer.reset-size4.size5,.katex .sizing.reset-size4.size5{font-size:1.125em}.katex .fontsize-ensurer.reset-size4.size6,.katex .sizing.reset-size4.size6{font-size:1.25em}.katex .fontsize-ensurer.reset-size4.size7,.katex .sizing.reset-size4.size7{font-size:1.5em}.katex .fontsize-ensurer.reset-size4.size8,.katex .sizing.reset-size4.size8{font-size:1.8em}.katex .fontsize-ensurer.reset-size4.size9,.katex .sizing.reset-size4.size9{font-size:2.16em}.katex .fontsize-ensurer.reset-size4.size10,.katex .sizing.reset-size4.size10{font-size:2.5925em}.katex .fontsize-ensurer.reset-size4.size11,.katex .sizing.reset-size4.size11{font-size:3.11em}.katex .fontsize-ensurer.reset-size5.size1,.katex .sizing.reset-size5.size1{font-size:.5555555556em}.katex .fontsize-ensurer.reset-size5.size2,.katex .sizing.reset-size5.size2{font-size:.6666666667em}.katex .fontsize-ensurer.reset-size5.size3,.katex .sizing.reset-size5.size3{font-size:.7777777778em}.katex .fontsize-ensurer.reset-size5.size4,.katex .sizing.reset-size5.size4{font-size:.8888888889em}.katex .fontsize-ensurer.reset-size5.size5,.katex .sizing.reset-size5.size5{font-size:1em}.katex .fontsize-ensurer.reset-size5.size6,.katex .sizing.reset-size5.size6{font-size:1.1111111111em}.katex .fontsize-ensurer.reset-size5.size7,.katex .sizing.reset-size5.size7{font-size:1.3333333333em}.katex .fontsize-ensurer.reset-size5.size8,.katex .sizing.reset-size5.size8{font-size:1.6em}.katex .fontsize-ensurer.reset-size5.size9,.katex .sizing.reset-size5.size9{font-size:1.92em}.katex .fontsize-ensurer.reset-size5.size10,.katex .sizing.reset-size5.size10{font-size:2.3044444444em}.katex .fontsize-ensurer.reset-size5.size11,.katex .sizing.reset-size5.size11{font-size:2.7644444444em}.katex .fontsize-ensurer.reset-size6.size1,.katex .sizing.reset-size6.size1{font-size:.5em}.katex .fontsize-ensurer.reset-size6.size2,.katex .sizing.reset-size6.size2{font-size:.6em}.katex .fontsize-ensurer.reset-size6.size3,.katex .sizing.reset-size6.size3{font-size:.7em}.katex .fontsize-ensurer.reset-size6.size4,.katex .sizing.reset-size6.size4{font-size:.8em}.katex .fontsize-ensurer.reset-size6.size5,.katex .sizing.reset-size6.size5{font-size:.9em}.katex .fontsize-ensurer.reset-size6.size6,.katex .sizing.reset-size6.size6{font-size:1em}.katex .fontsize-ensurer.reset-size6.size7,.katex .sizing.reset-size6.size7{font-size:1.2em}.katex .fontsize-ensurer.reset-size6.size8,.katex .sizing.reset-size6.size8{font-size:1.44em}.katex .fontsize-ensurer.reset-size6.size9,.katex .sizing.reset-size6.size9{font-size:1.728em}.katex .fontsize-ensurer.reset-size6.size10,.katex .sizing.reset-size6.size10{font-size:2.074em}.katex .fontsize-ensurer.reset-size6.size11,.katex .sizing.reset-size6.size11{font-size:2.488em}.katex .fontsize-ensurer.reset-size7.size1,.katex .sizing.reset-size7.size1{font-size:.4166666667em}.katex .fontsize-ensurer.reset-size7.size2,.katex .sizing.reset-size7.size2{font-size:.5em}.katex .fontsize-ensurer.reset-size7.size3,.katex .sizing.reset-size7.size3{font-size:.5833333333em}.katex .fontsize-ensurer.reset-size7.size4,.katex .sizing.reset-size7.size4{font-size:.6666666667em}.katex .fontsize-ensurer.reset-size7.size5,.katex .sizing.reset-size7.size5{font-size:.75em}.katex .fontsize-ensurer.reset-size7.size6,.katex .sizing.reset-size7.size6{font-size:.8333333333em}.katex .fontsize-ensurer.reset-size7.size7,.katex .sizing.reset-size7.size7{font-size:1em}.katex .fontsize-ensurer.reset-size7.size8,.katex .sizing.reset-size7.size8{font-size:1.2em}.katex .fontsize-ensurer.reset-size7.size9,.katex .sizing.reset-size7.size9{font-size:1.44em}.katex .fontsize-ensurer.reset-size7.size10,.katex .sizing.reset-size7.size10{font-size:1.7283333333em}.katex .fontsize-ensurer.reset-size7.size11,.katex .sizing.reset-size7.size11{font-size:2.0733333333em}.katex .fontsize-ensurer.reset-size8.size1,.katex .sizing.reset-size8.size1{font-size:.3472222222em}.katex .fontsize-ensurer.reset-size8.size2,.katex .sizing.reset-size8.size2{font-size:.4166666667em}.katex .fontsize-ensurer.reset-size8.size3,.katex .sizing.reset-size8.size3{font-size:.4861111111em}.katex .fontsize-ensurer.reset-size8.size4,.katex .sizing.reset-size8.size4{font-size:.5555555556em}.katex .fontsize-ensurer.reset-size8.size5,.katex .sizing.reset-size8.size5{font-size:.625em}.katex .fontsize-ensurer.reset-size8.size6,.katex .sizing.reset-size8.size6{font-size:.6944444444em}.katex .fontsize-ensurer.reset-size8.size7,.katex .sizing.reset-size8.size7{font-size:.8333333333em}.katex .fontsize-ensurer.reset-size8.size8,.katex .sizing.reset-size8.size8{font-size:1em}.katex .fontsize-ensurer.reset-size8.size9,.katex .sizing.reset-size8.size9{font-size:1.2em}.katex .fontsize-ensurer.reset-size8.size10,.katex .sizing.reset-size8.size10{font-size:1.4402777778em}.katex .fontsize-ensurer.reset-size8.size11,.katex .sizing.reset-size8.size11{font-size:1.7277777778em}.katex .fontsize-ensurer.reset-size9.size1,.katex .sizing.reset-size9.size1{font-size:.2893518519em}.katex .fontsize-ensurer.reset-size9.size2,.katex .sizing.reset-size9.size2{font-size:.3472222222em}.katex .fontsize-ensurer.reset-size9.size3,.katex .sizing.reset-size9.size3{font-size:.4050925926em}.katex .fontsize-ensurer.reset-size9.size4,.katex .sizing.reset-size9.size4{font-size:.462962963em}.katex .fontsize-ensurer.reset-size9.size5,.katex .sizing.reset-size9.size5{font-size:.5208333333em}.katex .fontsize-ensurer.reset-size9.size6,.katex .sizing.reset-size9.size6{font-size:.5787037037em}.katex .fontsize-ensurer.reset-size9.size7,.katex .sizing.reset-size9.size7{font-size:.6944444444em}.katex .fontsize-ensurer.reset-size9.size8,.katex .sizing.reset-size9.size8{font-size:.8333333333em}.katex .fontsize-ensurer.reset-size9.size9,.katex .sizing.reset-size9.size9{font-size:1em}.katex .fontsize-ensurer.reset-size9.size10,.katex .sizing.reset-size9.size10{font-size:1.2002314815em}.katex .fontsize-ensurer.reset-size9.size11,.katex .sizing.reset-size9.size11{font-size:1.4398148148em}.katex .fontsize-ensurer.reset-size10.size1,.katex .sizing.reset-size10.size1{font-size:.2410800386em}.katex .fontsize-ensurer.reset-size10.size2,.katex .sizing.reset-size10.size2{font-size:.2892960463em}.katex .fontsize-ensurer.reset-size10.size3,.katex .sizing.reset-size10.size3{font-size:.337512054em}.katex .fontsize-ensurer.reset-size10.size4,.katex .sizing.reset-size10.size4{font-size:.3857280617em}.katex .fontsize-ensurer.reset-size10.size5,.katex .sizing.reset-size10.size5{font-size:.4339440694em}.katex .fontsize-ensurer.reset-size10.size6,.katex .sizing.reset-size10.size6{font-size:.4821600771em}.katex .fontsize-ensurer.reset-size10.size7,.katex .sizing.reset-size10.size7{font-size:.5785920926em}.katex .fontsize-ensurer.reset-size10.size8,.katex .sizing.reset-size10.size8{font-size:.6943105111em}.katex .fontsize-ensurer.reset-size10.size9,.katex .sizing.reset-size10.size9{font-size:.8331726133em}.katex .fontsize-ensurer.reset-size10.size10,.katex .sizing.reset-size10.size10{font-size:1em}.katex .fontsize-ensurer.reset-size10.size11,.katex .sizing.reset-size10.size11{font-size:1.1996142719em}.katex .fontsize-ensurer.reset-size11.size1,.katex .sizing.reset-size11.size1{font-size:.2009646302em}.katex .fontsize-ensurer.reset-size11.size2,.katex .sizing.reset-size11.size2{font-size:.2411575563em}.katex .fontsize-ensurer.reset-size11.size3,.katex .sizing.reset-size11.size3{font-size:.2813504823em}.katex .fontsize-ensurer.reset-size11.size4,.katex .sizing.reset-size11.size4{font-size:.3215434084em}.katex .fontsize-ensurer.reset-size11.size5,.katex .sizing.reset-size11.size5{font-size:.3617363344em}.katex .fontsize-ensurer.reset-size11.size6,.katex .sizing.reset-size11.size6{font-size:.4019292605em}.katex .fontsize-ensurer.reset-size11.size7,.katex .sizing.reset-size11.size7{font-size:.4823151125em}.katex .fontsize-ensurer.reset-size11.size8,.katex .sizing.reset-size11.size8{font-size:.578778135em}.katex .fontsize-ensurer.reset-size11.size9,.katex .sizing.reset-size11.size9{font-size:.6945337621em}.katex .fontsize-ensurer.reset-size11.size10,.katex .sizing.reset-size11.size10{font-size:.8336012862em}.katex .fontsize-ensurer.reset-size11.size11,.katex .sizing.reset-size11.size11{font-size:1em}.katex .delimsizing.size1{font-family:KaTeX_Size1}.katex .delimsizing.size2{font-family:KaTeX_Size2}.katex .delimsizing.size3{font-family:KaTeX_Size3}.katex .delimsizing.size4{font-family:KaTeX_Size4}.katex .delimsizing.mult .delim-size1>span{font-family:KaTeX_Size1}.katex .delimsizing.mult .delim-size4>span{font-family:KaTeX_Size4}.katex .nulldelimiter{display:inline-block;width:.12em}.katex .delimcenter,.katex .op-symbol{position:relative}.katex .op-symbol.small-op{font-family:KaTeX_Size1}.katex .op-symbol.large-op{font-family:KaTeX_Size2}.katex .accent>.vlist-t,.katex .op-limits>.vlist-t{text-align:center}.katex .accent .accent-body{position:relative}.katex .accent .accent-body:not(.accent-full){width:0}.katex .overlay{display:block}.katex .mtable .vertical-separator{display:inline-block;min-width:1px}.katex .mtable .arraycolsep{display:inline-block}.katex .mtable .col-align-c>.vlist-t{text-align:center}.katex .mtable .col-align-l>.vlist-t{text-align:left}.katex .mtable .col-align-r>.vlist-t{text-align:right}.katex .svg-align{text-align:left}.katex svg{fill:currentColor;stroke:currentColor;display:block;height:inherit;position:absolute;width:100%}.katex svg path{stroke:none}.katex svg{fill-rule:nonzero;fill-opacity:1;stroke-width:1;stroke-linecap:butt;stroke-linejoin:miter;stroke-miterlimit:4;stroke-dasharray:none;stroke-dashoffset:0;stroke-opacity:1}.katex img{border-style:none;max-height:none;max-width:none;min-height:0;min-width:0}.katex .stretchy{display:block;overflow:hidden;position:relative;width:100%}.katex .stretchy:after,.katex .stretchy:before{content:""}.katex .hide-tail{overflow:hidden;position:relative;width:100%}.katex .halfarrow-left{left:0;overflow:hidden;position:absolute;width:50.2%}.katex .halfarrow-right{overflow:hidden;position:absolute;right:0;width:50.2%}.katex .brace-left{left:0;overflow:hidden;position:absolute;width:25.1%}.katex .brace-center{left:25%;overflow:hidden;position:absolute;width:50%}.katex .brace-right{overflow:hidden;position:absolute;right:0;width:25.1%}.katex .x-arrow-pad{padding:0 .5em}.katex .cd-arrow-pad{padding:0 .55556em 0 .27778em}.katex .mover,.katex .munder,.katex .x-arrow{text-align:center}.katex .boxpad{padding:0 .3em}.katex .fbox,.katex .fcolorbox{border:.04em solid;box-sizing:border-box}.katex .cancel-pad{padding:0 .2em}.katex .cancel-lap{margin-left:-.2em;margin-right:-.2em}.katex .sout{border-bottom-style:solid;border-bottom-width:.08em}.katex .angl{border-right:.049em solid;border-top:.049em solid;box-sizing:border-box;margin-right:.03889em}.katex .anglpad{padding:0 .03889em}.katex .eqn-num:before{content:"(" counter(katexEqnNo) ")";counter-increment:katexEqnNo}.katex .mml-eqn-num:before{content:"(" counter(mmlEqnNo) ")";counter-increment:mmlEqnNo}.katex .mtr-glue{width:50%}.katex .cd-vert-arrow{display:inline-block;position:relative}.katex .cd-label-left{display:inline-block;position:absolute;right:calc(50% + .3em);text-align:left}.katex .cd-label-right{display:inline-block;left:calc(50% + .3em);position:absolute;text-align:right}.katex-display{display:block;margin:1em 0;text-align:center}.katex-display>.katex{display:block;text-align:center;white-space:nowrap}.katex-display>.katex>.katex-html{display:block;position:relative}.katex-display>.katex>.katex-html>.tag{position:absolute;right:0}.katex-display.leqno>.katex>.katex-html>.tag{left:0;right:auto}.katex-display.fleqn>.katex{padding-left:2em;text-align:left}body{counter-reset:katexEqnNo mmlEqnNo}:root{--navy: #0f172a;--navy-light: #1e293b;--accent: #4f8ef7;--accent-hover: #3b7aed;--danger: #ef4444;--success: #22c55e;--text: #0f172a;--text-muted: #64748b;--border: #e2e8f0;--bg: #f8fafc;--white: #ffffff;--radius: 10px;--shadow: 0 1px 3px rgba(0,0,0,.08), 0 4px 16px rgba(0,0,0,.06)}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}body{font-family:DM Sans,Noto Sans,sans-serif;background:var(--bg);color:var(--text);min-height:100vh;font-size:16px}code{font-family:DM Mono,monospace}@font-face{font-family:Plus Jakarta Sans;font-style:normal;font-weight:100 900;src:local("Noto Sans"),local("NotoSans");unicode-range:U+04E8,U+04E9,U+04AE,U+04AF,U+04A0,U+04A1,U+04BA,U+04BB,U+04D8,U+04D9,U+0492,U+0493,U+04B0,U+04B1,U+0496,U+0497,U+049A,U+049B,U+04CE,U+04CF}.hamnav{background:#fff;display:flex;align-items:center;justify-content:space-between;padding:0 1.5rem;height:62px;position:sticky;top:0;z-index:200;box-shadow:0 1px #e2e8f0,0 2px 12px #0000000a;gap:1rem}.hamnav-brand{display:flex;align-items:center;gap:.5rem;text-decoration:none;flex-shrink:0}.hamnav-logo{font-size:1.4rem;line-height:1}.hamnav-name{font-family:Nunito,Noto Sans,sans-serif;font-size:1.2rem;font-weight:900;color:#1e293b;letter-spacing:-.02em}.hamnav-name span{color:#3b82f6}.hamnav-center{display:none;align-items:center;gap:.25rem;flex:1;padding:0 1rem}@media (min-width: 640px){.hamnav-center{display:flex}}.hnav-link{display:inline-flex;align-items:center;padding:.45rem .9rem;border-radius:8px;text-decoration:none;font-size:.88rem;font-weight:600;color:#64748b;transition:all .15s;white-space:nowrap;position:relative}.hnav-link:hover{color:#1e293b;background:#f1f5f9}.hnav-link-active{color:#2563eb!important;background:#eff6ff!important;font-weight:700}.hnav-link-active:after{content:"";position:absolute;bottom:-1px;left:50%;transform:translate(-50%);width:20px;height:2.5px;background:#3b82f6;border-radius:2px}.hamnav-right{display:flex;align-items:center;gap:.6rem;flex-shrink:0}.lang-toggle{display:flex;background:#f1f5f9;border-radius:8px;padding:2px;gap:2px}.lang-pill{background:transparent;border:none;border-radius:6px;font-size:.72rem;font-weight:700;padding:.25rem .6rem;cursor:pointer;color:#64748b;transition:all .15s;letter-spacing:.04em;font-family:DM Sans,Noto Sans,sans-serif}.lang-pill-active{background:#3b82f6;color:#fff}.lang-pill:hover:not(.lang-pill-active){color:#1e293b}.ham-wrap{position:relative}.ham-btn{width:40px;height:40px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:5px;background:transparent;border:1.5px solid #e2e8f0;border-radius:10px;cursor:pointer;transition:all .2s;padding:0}.ham-btn span{display:block;width:18px;height:2px;background:#374151;border-radius:2px;transition:all .25s;transform-origin:center}.ham-btn:hover{border-color:#3b82f6;background:#eff6ff}.ham-open span:nth-child(1){transform:translateY(7px) rotate(45deg)}.ham-open span:nth-child(2){opacity:0;transform:scaleX(0)}.ham-open span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}.ham-dropdown{position:absolute;top:calc(100% + 10px);right:0;width:270px;background:#fff;border:1px solid #e2e8f0;border-radius:16px;box-shadow:0 8px 32px #0000001f,0 2px 8px #0000000f;overflow:hidden;animation:dropIn .18s ease;z-index:300}@keyframes dropIn{0%{opacity:0;transform:translateY(-8px) scale(.97)}to{opacity:1;transform:translateY(0) scale(1)}}.ham-user{display:flex;align-items:center;gap:.75rem;padding:1rem 1.25rem;background:linear-gradient(135deg,#eff6ff,#f0fdf4);border-bottom:1px solid #e2e8f0}.ham-avatar{width:40px;height:40px;border-radius:50%;background:linear-gradient(135deg,#3b82f6,#8b5cf6);color:#fff;font-weight:800;font-size:1rem;display:flex;align-items:center;justify-content:center;flex-shrink:0;box-shadow:0 2px 8px #3b82f64d}.ham-username{font-weight:700;font-size:.9rem;color:#1e293b}.ham-role{font-size:.72rem;color:#64748b;margin-top:2px}.ham-links{padding:.5rem 0}.ham-link{display:flex;align-items:center;gap:.75rem;padding:.65rem 1.25rem;text-decoration:none;color:#374151;font-size:.88rem;font-weight:600;transition:all .15s}.ham-link:hover{background:#f8fafc;color:#2563eb}.ham-link-icon{font-size:1rem;width:22px;text-align:center;flex-shrink:0}.ham-link-active{color:#2563eb!important;background:#eff6ff!important}.ham-link-active .ham-link-icon{filter:none}.ham-link-mobile-only{display:flex}@media (min-width: 640px){.ham-link-mobile-only{display:none}}.ham-logout{display:flex;align-items:center;gap:.75rem;padding:.7rem 1.25rem;width:100%;background:none;border:none;border-top:1px solid #f1f5f9;color:#ef4444;font-size:.88rem;font-weight:600;cursor:pointer;transition:background .15s;font-family:DM Sans,Noto Sans,sans-serif;margin-top:.25rem}.ham-logout:hover{background:#fef2f2}.hp-root{font-family:DM Sans,Noto Sans,sans-serif}.hp-hero{position:relative;overflow:hidden;background:linear-gradient(135deg,#f0f9ff,#eff6ff,#faf5ff);padding:3rem 1.25rem 4rem}.hp-hero-bg{position:absolute;top:0;right:0;bottom:0;left:0;background:radial-gradient(ellipse at 70% 30%,rgba(59,130,246,.12) 0%,transparent 60%),radial-gradient(ellipse at 20% 80%,rgba(139,92,246,.08) 0%,transparent 50%);pointer-events:none}.hp-hero-inner{max-width:1100px;margin:0 auto;display:flex;align-items:center;gap:3rem;position:relative}.hp-hero-text{flex:1;min-width:0}.hp-badge{display:inline-flex;align-items:center;gap:.4rem;background:#fff;border:1.5px solid #bfdbfe;border-radius:999px;padding:.3rem .9rem;font-size:.78rem;font-weight:700;color:#3b82f6;margin-bottom:1.25rem;letter-spacing:.01em}.hp-hero-h1{font-family:Nunito,Noto Sans,sans-serif;font-size:clamp(2rem,5vw,3.2rem);font-weight:900;color:#0f172a;line-height:1.1;letter-spacing:-.03em;margin-bottom:1rem}.hp-hero-sub{font-size:1rem;color:#475569;line-height:1.65;margin-bottom:2rem;max-width:480px}.hp-hero-btns{display:flex;gap:.75rem;flex-wrap:wrap;margin-bottom:2.5rem}.hp-btn-primary{background:linear-gradient(135deg,#3b82f6,#2563eb);color:#fff;border:none;border-radius:12px;padding:.8rem 1.75rem;font-size:.95rem;font-weight:700;cursor:pointer;transition:all .2s;box-shadow:0 4px 14px #3b82f659;font-family:DM Sans,Noto Sans,sans-serif}.hp-btn-primary:hover{transform:translateY(-2px);box-shadow:0 6px 20px #3b82f673}.hp-btn-large{padding:1rem 2.5rem;font-size:1.05rem}.hp-btn-ghost{background:#fff;color:#374151;border:1.5px solid #e2e8f0;border-radius:12px;padding:.8rem 1.75rem;font-size:.95rem;font-weight:600;cursor:pointer;text-decoration:none;display:inline-flex;align-items:center;transition:all .2s}.hp-btn-ghost:hover{border-color:#3b82f6;color:#3b82f6}.hp-stats{display:flex;align-items:center;gap:1.25rem;flex-wrap:wrap}.hp-stat{display:flex;flex-direction:column;gap:.15rem}.hp-stat strong{font-size:1.4rem;font-weight:800;color:#1e293b;font-family:Nunito,Noto Sans,sans-serif}.hp-stat span{font-size:.75rem;color:#64748b;font-weight:600;text-transform:uppercase;letter-spacing:.05em}.hp-stat-div{width:1px;height:36px;background:#e2e8f0;flex-shrink:0}.hp-hero-visual{flex-shrink:0;width:320px;position:relative;height:260px;display:none}@media (min-width: 768px){.hp-hero-visual{display:block}}.hp-visual-card{background:#fff;border-radius:16px;box-shadow:0 8px 32px #0000001a;position:absolute;padding:1rem}.hp-vc-main{width:200px;height:160px;bottom:0;left:0}.hp-vc-bar-wrap{display:flex;align-items:flex-end;gap:6px;height:100px;margin-bottom:.5rem}.hp-vc-bar-col{flex:1;display:flex;align-items:flex-end}.hp-vc-bar{width:100%;background:linear-gradient(to top,#3b82f6,#60a5fa);border-radius:4px 4px 0 0;animation:barGrow .8s ease both}@keyframes barGrow{0%{transform:scaleY(0);transform-origin:bottom}to{transform:scaleY(1)}}.hp-vc-label{font-size:.65rem;color:#64748b;font-weight:600}.hp-vc-score{width:120px;top:0;right:20px;text-align:center;padding:1rem}.hp-vc-score-num{font-size:1.8rem;font-weight:900;color:#3b82f6;font-family:Nunito,Noto Sans,sans-serif}.hp-vc-score-label{font-size:.65rem;color:#64748b;font-weight:600}.hp-vc-score-trend{color:#10b981;font-size:.78rem;font-weight:700;margin-top:.25rem}.hp-vc-streak{width:100px;top:90px;right:0;text-align:center}.hp-vc-streak-fire{font-size:1.4rem}.hp-vc-streak-num{font-size:1.5rem;font-weight:900;color:#f59e0b;font-family:Nunito,Noto Sans,sans-serif}.hp-vc-streak-label{font-size:.6rem;color:#64748b;font-weight:600}.hp-section{padding:4rem 1.25rem}.hp-section-tinted{background:#f8fafc}.hp-section-inner{max-width:1100px;margin:0 auto}.hp-section-head{text-align:center;margin-bottom:2.5rem}.hp-section-head h2{font-family:Nunito,Noto Sans,sans-serif;font-size:clamp(1.5rem,3vw,2.2rem);font-weight:900;color:#0f172a;letter-spacing:-.02em;margin-bottom:.5rem}.hp-section-head p{color:#64748b;font-size:.95rem;max-width:480px;margin:0 auto;line-height:1.6}.hp-features-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(230px,1fr));gap:1.25rem}.hp-feat-card{background:#fff;border-radius:16px;padding:1.75rem 1.5rem;box-shadow:0 2px 8px #0000000f;border:1px solid #f1f5f9;transition:all .2s;animation:fadeUp .5s ease both}@keyframes fadeUp{0%{opacity:0;transform:translateY(16px)}to{opacity:1;transform:none}}.hp-feat-card:hover{transform:translateY(-4px);box-shadow:0 8px 24px #0000001a}.hp-feat-icon{font-size:2rem;margin-bottom:.75rem}.hp-feat-card h3{font-size:1rem;font-weight:700;color:#1e293b;margin-bottom:.5rem}.hp-feat-card p{font-size:.88rem;color:#64748b;line-height:1.6}.hp-progress-layout{display:grid;grid-template-columns:1fr;gap:2rem;align-items:center}@media (min-width: 768px){.hp-progress-layout{grid-template-columns:1fr 1fr}}.hp-progress-text h2{font-family:Nunito,Noto Sans,sans-serif;font-size:clamp(1.5rem,3vw,2rem);font-weight:900;color:#0f172a;margin-bottom:.5rem;letter-spacing:-.02em}.hp-progress-text p{color:#64748b;font-size:.95rem;line-height:1.6;margin-bottom:1.5rem}.hp-prog-bars{display:flex;flex-direction:column;gap:.75rem;margin-bottom:1.5rem}.hp-prog-row{display:flex;align-items:center;gap:.75rem}.hp-prog-row-label{font-size:.8rem;font-weight:600;color:#374151;width:110px;flex-shrink:0}.hp-prog-track{flex:1;height:8px;background:#e2e8f0;border-radius:999px;overflow:hidden}.hp-prog-fill{height:100%;border-radius:999px;transition:width 1s ease}.hp-prog-pct{font-size:.78rem;font-weight:700;color:#374151;width:36px;text-align:right;flex-shrink:0}.hp-prog-cards{display:flex;gap:.75rem;flex-wrap:wrap}.hp-prog-card{background:#fff;border:1.5px solid #e2e8f0;border-radius:12px;padding:.9rem 1.1rem;flex:1;min-width:90px}.hp-prog-card-accent{border-color:#3b82f6;background:#eff6ff}.hp-prog-card-val{font-family:Nunito,Noto Sans,sans-serif;font-size:1.5rem;font-weight:900;color:#3b82f6}.hp-prog-card-lbl{font-size:.68rem;color:#64748b;font-weight:600;margin-top:2px}.hp-progress-chart{background:#fff;border-radius:16px;padding:1.5rem;box-shadow:0 2px 12px #00000012}.hp-line-chart{width:100%;height:auto}.hp-subjects-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(140px,1fr));gap:1rem}.hp-subject-card{border:none;border-radius:14px;padding:1.5rem 1rem;display:flex;flex-direction:column;align-items:center;gap:.6rem;cursor:pointer;transition:all .2s;font-family:DM Sans,Noto Sans,sans-serif}.hp-subject-card:hover{transform:translateY(-4px);box-shadow:0 8px 20px #0000001a}.hp-subject-icon{font-size:2.2rem}.hp-subject-label{font-size:.85rem;font-weight:700;color:#1e293b;text-align:center}.hp-testi-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:1.25rem}.hp-testi-card{background:#fff;border-radius:16px;padding:1.5rem;box-shadow:0 2px 8px #0000000f;border:1px solid #f1f5f9}.hp-testi-top{display:flex;align-items:center;gap:.75rem;margin-bottom:1rem}.hp-testi-avatar{width:44px;height:44px;border-radius:50%;background:linear-gradient(135deg,#3b82f6,#8b5cf6);color:#fff;font-weight:800;font-size:1.1rem;display:flex;align-items:center;justify-content:center;flex-shrink:0}.hp-testi-name{font-weight:700;color:#1e293b;font-size:.9rem}.hp-testi-score{font-size:.75rem;color:#f59e0b;font-weight:700}.hp-testi-text{font-size:.88rem;color:#475569;line-height:1.65;margin-bottom:.75rem;font-style:italic}.hp-testi-stars{color:#f59e0b;font-size:.9rem;letter-spacing:1px}.hp-cta-banner{background:linear-gradient(135deg,#1d4ed8,#3b82f6,#7c3aed);padding:4rem 1.25rem;text-align:center}.hp-cta-inner{max-width:600px;margin:0 auto}.hp-cta-banner h2{font-family:Nunito,Noto Sans,sans-serif;font-size:clamp(1.5rem,4vw,2.5rem);font-weight:900;color:#fff;margin-bottom:.75rem;letter-spacing:-.02em}.hp-cta-banner p{color:#ffffffd9;font-size:1rem;margin-bottom:2rem}.hp-cta-banner .hp-btn-primary{background:#fff;color:#2563eb;box-shadow:0 4px 20px #0003}.hp-cta-banner .hp-btn-primary:hover{background:#f8faff;box-shadow:0 8px 30px #00000040}.hp-footer{background:#0f172a;color:#94a3b8;padding:3.5rem 1.25rem 0}.hp-footer-inner{max-width:1100px;margin:0 auto;display:grid;grid-template-columns:1fr;gap:2.5rem;padding-bottom:2.5rem}@media (min-width: 640px){.hp-footer-inner{grid-template-columns:1fr 2fr}}.hp-footer-brand{display:flex;flex-direction:column;gap:.75rem}.hp-footer-logo{font-family:Nunito,Noto Sans,sans-serif;font-size:1.25rem;font-weight:900;color:#fff}.hp-footer-brand p{font-size:.83rem;color:#64748b;line-height:1.5;max-width:220px}.hp-footer-socials{display:flex;gap:.75rem}.hp-social{font-size:1.3rem;text-decoration:none;transition:transform .2s}.hp-social:hover{transform:scale(1.2)}.hp-footer-links{display:grid;grid-template-columns:repeat(auto-fit,minmax(130px,1fr));gap:2rem}.hp-footer-col{display:flex;flex-direction:column;gap:.6rem}.hp-footer-col-title{font-size:.78rem;font-weight:700;text-transform:uppercase;letter-spacing:.07em;color:#e2e8f0;margin-bottom:.25rem}.hp-footer-col a{color:#64748b;text-decoration:none;font-size:.83rem;transition:color .15s}.hp-footer-col a:hover{color:#e2e8f0}.hp-footer-bottom{border-top:1px solid #1e293b;padding:1.25rem 0;text-align:center;font-size:.78rem;color:#475569}.role-badge{display:inline-block;padding:2px 8px;border-radius:999px;font-size:.68rem;font-weight:700;letter-spacing:.05em;white-space:nowrap}.role-badge.admin{background:#fee2e2;color:#dc2626}.role-badge.student{background:#dbeafe;color:#1d4ed8}.btn{display:inline-flex;align-items:center;justify-content:center;padding:.6rem 1.2rem;border-radius:var(--radius);border:none;font-family:inherit;font-size:.9rem;font-weight:600;cursor:pointer;transition:all .18s;text-decoration:none;white-space:nowrap}.btn:disabled{opacity:.55;cursor:not-allowed}.btn-primary{background:var(--accent);color:#fff;width:100%;margin-top:.5rem;padding:.75rem}.btn-primary:hover:not(:disabled){background:var(--accent-hover)}.btn-outline{background:transparent;color:#fff;border:1.5px solid rgba(255,255,255,.4)}.btn-outline:hover{background:#ffffff1a}.btn-outline-sm{background:transparent;color:#fff;border:1.5px solid rgba(255,255,255,.4);padding:.28rem .7rem;font-size:.78rem}.btn-outline-sm:hover{background:#ffffff1a}.btn-primary-sm{background:var(--accent);color:#fff;padding:.28rem .8rem;font-size:.78rem}.btn-primary-sm:hover{background:var(--accent-hover)}.btn-secondary{background:#f1f5f9;color:var(--text)}.btn-secondary:hover:not(:disabled){background:#e2e8f0}.btn-danger{background:#fee2e2;color:var(--danger)}.btn-danger:hover:not(:disabled){background:#fecaca}.btn-sm{padding:.28rem .65rem;font-size:.78rem}.btn-accent{background:var(--accent);color:#fff;padding:.5rem 1rem;font-size:.88rem;border:none;border-radius:var(--radius);font-family:inherit;font-weight:600;cursor:pointer;white-space:nowrap}.btn-accent:hover{background:var(--accent-hover)}.auth-container{min-height:calc(100vh - 56px);display:flex;align-items:center;justify-content:center;padding:1.5rem 1rem}.auth-card{background:var(--white);border-radius:16px;box-shadow:var(--shadow);padding:2rem 1.5rem;width:100%;max-width:420px;border:1px solid var(--border)}.auth-header{margin-bottom:1.5rem}.auth-header h1{font-size:1.5rem;font-weight:700;letter-spacing:-.03em}.auth-header p{color:var(--text-muted);margin-top:.25rem;font-size:.88rem}.auth-form{display:flex;flex-direction:column;gap:.9rem}.auth-footer{text-align:center;margin-top:1.25rem;font-size:.88rem;color:var(--text-muted)}.auth-footer a{color:var(--accent);text-decoration:none;font-weight:600}.form-group{display:flex;flex-direction:column;gap:.35rem}.form-group label{font-size:.83rem;font-weight:600;color:var(--text)}input,select,textarea{padding:.6rem .85rem;border:1.5px solid var(--border);border-radius:var(--radius);font-family:inherit;font-size:.9rem;color:var(--text);background:var(--white);outline:none;transition:border-color .18s;width:100%}input:focus,select:focus,textarea:focus{border-color:var(--accent)}input::placeholder{color:#cbd5e1}.alert{padding:.65rem .9rem;border-radius:var(--radius);font-size:.85rem;font-weight:500}.alert-error{background:#fee2e2;color:#b91c1c;border:1px solid #fecaca}.alert-success{background:#dcfce7;color:#15803d;border:1px solid #bbf7d0}.hint-box{margin-top:1.25rem;padding:.85rem 1rem;background:#f8fafc;border:1px dashed var(--border);border-radius:var(--radius);font-size:.82rem;color:var(--text-muted);line-height:1.6}.hint-box code{color:var(--accent);font-size:.85rem}.dashboard{max-width:1100px;margin:0 auto;padding:1.5rem 1rem}.dashboard-header{display:flex;align-items:flex-start;justify-content:space-between;margin-bottom:1.5rem;gap:1rem;flex-wrap:wrap}.dashboard-header h1{font-size:1.5rem;font-weight:700;letter-spacing:-.03em}.dashboard-header p{color:var(--text-muted);margin-top:.2rem;font-size:.88rem}.stats-row{display:grid;grid-template-columns:repeat(auto-fit,minmax(120px,1fr));gap:.75rem;margin-bottom:1.5rem}.stat-card{background:var(--white);border:1px solid var(--border);border-radius:var(--radius);padding:1rem;display:flex;flex-direction:column;gap:.2rem;box-shadow:var(--shadow)}.stat-num{font-size:1.75rem;font-weight:700;color:var(--accent);letter-spacing:-.04em}.stat-label{font-size:.75rem;color:var(--text-muted);font-weight:500}.table-card{background:var(--white);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow);overflow-x:auto;-webkit-overflow-scrolling:touch}.data-table{width:100%;border-collapse:collapse;font-size:.85rem;min-width:500px}.data-table th{background:#f8fafc;padding:.75rem .85rem;text-align:left;font-size:.73rem;font-weight:700;color:var(--text-muted);text-transform:uppercase;letter-spacing:.05em;border-bottom:1px solid var(--border);white-space:nowrap}.data-table td{padding:.75rem .85rem;border-bottom:1px solid #f1f5f9;vertical-align:middle}.data-table tr:last-child td{border-bottom:none}.data-table tr:hover td{background:#fafbfc}.actions{display:flex;gap:.4rem;flex-wrap:wrap}.profile-grid{display:grid;grid-template-columns:240px 1fr;gap:1rem;margin-bottom:1.5rem}@media (max-width: 640px){.profile-grid{grid-template-columns:1fr}}.welcome-card{background:var(--navy);color:#fff;border-radius:var(--radius);padding:1.5rem;display:flex;flex-direction:column;align-items:center;text-align:center;gap:.65rem;box-shadow:var(--shadow)}.avatar{width:60px;height:60px;border-radius:50%;background:var(--accent);display:flex;align-items:center;justify-content:center;font-size:1.75rem;font-weight:700;color:#fff}.welcome-card h2{font-size:1.1rem;font-weight:700}.welcome-card p{color:#ffffffa6;font-size:.85rem}.info-card{background:var(--white);border:1px solid var(--border);border-radius:var(--radius);padding:1.5rem;box-shadow:var(--shadow)}.info-card h3{font-size:.95rem;font-weight:700;margin-bottom:1rem}.info-list{display:flex;flex-direction:column}.info-row{display:flex;justify-content:space-between;padding:.7rem 0;border-bottom:1px solid #f1f5f9;font-size:.88rem;gap:1rem;flex-wrap:wrap}.info-row:last-child{border-bottom:none}.info-label{color:var(--text-muted);font-weight:500}.info-value{font-weight:600}.loading{text-align:center;color:var(--text-muted);padding:3rem;font-size:.9rem}.modal-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#0f172a80;-webkit-backdrop-filter:blur(2px);backdrop-filter:blur(2px);display:flex;align-items:center;justify-content:center;z-index:200;padding:1rem;overflow-y:auto}.modal-card{background:var(--white);border-radius:16px;box-shadow:0 20px 60px #0003;padding:1.5rem;width:100%;max-width:480px;border:1px solid var(--border);max-height:90vh;overflow-y:auto;margin:auto}.modal-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:1.25rem}.modal-header h2{font-size:1.1rem;font-weight:700}.text-muted{color:var(--text-muted);font-weight:400}.modal-close{background:none;border:none;font-size:1.1rem;color:var(--text-muted);cursor:pointer;padding:.25rem .5rem;border-radius:6px;line-height:1;flex-shrink:0}.modal-close:hover{background:#f1f5f9;color:var(--text)}.modal-actions{display:flex;gap:.75rem;justify-content:flex-end;margin-top:.75rem;flex-wrap:wrap}.modal-wide{max-width:560px}.form-row{display:grid;grid-template-columns:1fr 1fr;gap:.75rem}@media (max-width: 480px){.form-row{grid-template-columns:1fr}}.quiz-admin{max-width:1100px;margin:0 auto;padding:1.5rem 1rem}.quiz-admin-header{margin-bottom:1.25rem}.quiz-admin-header h1{font-size:1.5rem;font-weight:700;letter-spacing:-.03em}.quiz-admin-header p{color:var(--text-muted);margin-top:.2rem;font-size:.88rem}.quiz-tabs{display:flex;gap:.25rem;margin-bottom:1.25rem;border-bottom:2px solid var(--border);overflow-x:auto;-webkit-overflow-scrolling:touch}.quiz-tab{background:none;border:none;padding:.6rem 1rem;font-family:inherit;font-size:.88rem;font-weight:600;color:var(--text-muted);cursor:pointer;border-bottom:2px solid transparent;margin-bottom:-2px;transition:all .18s;white-space:nowrap}.quiz-tab.active{color:var(--accent);border-bottom-color:var(--accent)}.quiz-tab:hover:not(.active){color:var(--text)}.section-toolbar{display:flex;align-items:center;justify-content:space-between;margin-bottom:1rem;gap:.75rem;flex-wrap:wrap}.section-toolbar h2{font-size:1rem;font-weight:700}.subject-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:.85rem}.subject-card{background:var(--white);border:1.5px solid var(--border);border-radius:var(--radius);padding:1rem;display:flex;flex-direction:column;gap:.65rem;box-shadow:var(--shadow);transition:border-color .18s,box-shadow .18s}.subject-card.clickable{cursor:pointer}.subject-card.clickable:hover{border-color:var(--accent);box-shadow:0 4px 20px #4f8ef726}.subject-card h3{font-size:.95rem;font-weight:700}.subject-card p{font-size:.82rem;color:var(--text-muted)}.subject-meta{font-size:.75rem;color:#94a3b8}.subject-card-body{flex:1;display:flex;flex-direction:column;gap:.3rem}.subject-card-actions{display:flex;gap:.4rem;flex-wrap:wrap}.subject-icon{font-size:1.75rem}.start-label{font-size:.82rem;font-weight:700;color:var(--accent)}.subject-pill{background:#eff6ff;color:#1d4ed8;padding:2px 7px;border-radius:999px;font-size:.75rem;font-weight:600;white-space:nowrap}.answer-badge{background:#f0fdf4;color:#15803d;padding:2px 9px;border-radius:999px;font-size:.78rem;font-weight:700}.correct-tag{color:#22c55e;font-size:.78rem;font-weight:600}.empty-state{text-align:center;color:var(--text-muted);padding:3rem 1rem;font-size:.9rem}.grade-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(100px,1fr));gap:.85rem}.grade-card{background:var(--white);border:2px solid var(--border);border-radius:14px;padding:1.5rem .75rem;display:flex;flex-direction:column;align-items:center;gap:.3rem;cursor:pointer;transition:all .18s;box-shadow:var(--shadow)}.grade-card:hover{border-color:var(--accent);box-shadow:0 4px 20px #4f8ef72e;transform:translateY(-2px)}.grade-num{font-size:2.2rem;font-weight:800;color:var(--accent);letter-spacing:-.04em}.grade-label{font-size:.75rem;font-weight:600;color:var(--text-muted);text-transform:uppercase;letter-spacing:.06em}.grade-pill{background:#f0fdf4;color:#15803d;padding:2px 7px;border-radius:999px;font-size:.75rem;font-weight:700}.dot-map{display:flex;flex-wrap:wrap;gap:5px;margin-bottom:.5rem}.dot{width:20px;height:20px;border-radius:50%;border:2px solid transparent;cursor:pointer;transition:transform .15s;padding:0;flex-shrink:0}.dot:hover{transform:scale(1.2)}.dot-unvisited{background:#e2e8f0;border-color:#cbd5e1}.dot-correct{background:#22c55e;border-color:#16a34a}.dot-wrong{background:#ef4444;border-color:#dc2626}.dot-active{outline:3px solid var(--accent);outline-offset:2px}.dot-legend{display:flex;gap:.75rem;flex-wrap:wrap;margin-bottom:1rem;font-size:.75rem;color:var(--text-muted);align-items:center}.dot-legend span{display:flex;align-items:center;gap:4px}.quiz-page{max-width:680px;margin:0 auto;padding:1.25rem 1rem}.quiz-page-header{margin-bottom:1.5rem}.quiz-page-header h1{font-size:1.5rem;font-weight:700;letter-spacing:-.03em}.quiz-page-header p{color:var(--text-muted);margin-top:.2rem}.quiz-topbar{display:flex;align-items:center;justify-content:space-between;margin-bottom:.65rem;gap:.5rem}.back-btn{background:none;border:none;color:var(--accent);font-family:inherit;font-size:.88rem;font-weight:600;cursor:pointer;padding:0;white-space:nowrap}.back-btn:hover{text-decoration:underline}.quiz-subject-label{font-weight:700;font-size:.88rem;text-align:center;flex:1}.quiz-progress-label{font-size:.82rem;color:var(--text-muted);font-weight:600;white-space:nowrap}.question-card{background:var(--white);border:1.5px solid var(--border);border-radius:14px;padding:1.25rem;box-shadow:var(--shadow)}.question-number{font-size:.75rem;font-weight:700;color:var(--accent);text-transform:uppercase;letter-spacing:.06em;margin-bottom:.4rem}.question-text{font-size:1rem;font-weight:700;line-height:1.5;margin-bottom:1.1rem;letter-spacing:-.01em}.options-grid{display:flex;flex-direction:column;gap:.5rem;margin-bottom:1.1rem}.option-btn{display:flex;align-items:center;gap:.75rem;padding:.75rem 1rem;background:#f8fafc;border:1.5px solid var(--border);border-radius:var(--radius);cursor:pointer;font-family:inherit;font-size:.9rem;text-align:left;transition:all .15s;width:100%;min-height:48px}.option-btn:hover:not(:disabled){border-color:var(--accent);background:#eff6ff}.option-btn.option-selected{border-color:var(--accent);background:#eff6ff}.option-btn.option-correct{border-color:#16a34a!important;background:#dcfce7!important;border-width:2px;opacity:1!important}.option-btn.option-wrong{border-color:#dc2626!important;background:#fee2e2!important;border-width:2px;opacity:1!important}.option-btn.option-dimmed{opacity:.4}.option-correct .option-key{background:#16a34a!important;color:#fff!important}.option-wrong .option-key{background:#dc2626!important;color:#fff!important}.option-key{width:28px;height:28px;min-width:28px;border-radius:50%;background:var(--border);display:flex;align-items:center;justify-content:center;font-weight:700;font-size:.8rem}.option-correct .option-key{background:#22c55e;color:#fff}.option-wrong .option-key{background:#ef4444;color:#fff}.option-text{flex:1;line-height:1.4}.answer-feedback{padding:.75rem 1rem;border-radius:var(--radius);font-size:.88rem;font-weight:500;margin-bottom:1rem;line-height:1.5}.feedback-correct{background:#f0fdf4;color:#15803d;border:1px solid #bbf7d0}.feedback-wrong{background:#fef2f2;color:#b91c1c;border:1px solid #fecaca}.nav-bar{display:flex;justify-content:space-between;align-items:center;padding-top:1rem;border-top:1px solid var(--border);gap:.5rem}.result-screen{background:var(--white);border:1.5px solid var(--border);border-radius:14px;padding:2rem 1.5rem;text-align:center;box-shadow:var(--shadow)}.result-icon{font-size:3.5rem;margin-bottom:.75rem}.result-screen h2{font-size:1.5rem;font-weight:700;margin-bottom:.25rem}.result-subject{color:var(--text-muted);margin-bottom:1.25rem;font-size:.9rem}.result-score{display:flex;flex-direction:column;align-items:center;gap:.2rem;margin-bottom:1rem}.score-num{font-size:3rem;font-weight:800;color:var(--accent);letter-spacing:-.04em}.score-label{font-size:.88rem;color:var(--text-muted)}.result-msg{color:var(--text-muted);margin-bottom:1.5rem;font-size:.92rem}.result-actions{display:flex;gap:.75rem;justify-content:center;flex-wrap:wrap}.result-breakdown{display:flex;gap:.4rem;flex-wrap:wrap;justify-content:center;margin:.75rem 0}.rb-item{padding:.25rem .75rem;border-radius:999px;font-size:.78rem;font-weight:700}.rb-correct{background:#f0fdf4;color:#15803d}.rb-wrong{background:#fef2f2;color:#b91c1c}.rb-unvisited{background:#f1f5f9;color:#475569}.review-section{background:#f8fafc;border:1px solid var(--border);border-radius:var(--radius);padding:1rem;margin:1rem 0;text-align:left}.review-section h3{font-size:.9rem;font-weight:700;margin-bottom:.65rem;color:var(--text)}.review-item{display:flex;align-items:center;gap:.65rem;padding:.5rem .65rem;border-radius:8px;cursor:pointer;transition:background .15s}.review-item:hover{background:#e2e8f0}.review-num{font-size:.75rem;font-weight:700;color:var(--accent);min-width:26px}.review-text{flex:1;font-size:.85rem;color:var(--text);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.review-arrow{color:var(--accent);font-weight:700}.progress-list{display:flex;flex-direction:column;gap:.85rem}.progress-card{background:var(--white);border:1.5px solid var(--border);border-radius:var(--radius);padding:1.25rem;box-shadow:var(--shadow)}.progress-card-top{display:flex;justify-content:space-between;align-items:flex-start;margin-bottom:.65rem;gap:.5rem}.progress-card h3{font-size:.95rem;font-weight:700}.progress-counts{font-size:.8rem;color:var(--text-muted)}.progress-score{display:flex;align-items:center;gap:.35rem;flex-shrink:0}.score-emoji{font-size:1.1rem}.score-pct{font-weight:800;font-size:1.05rem}.progress-bar-wrap{margin-bottom:.75rem}.progress-bar-track{height:7px;background:var(--border);border-radius:999px;overflow:hidden}.progress-bar-fill{height:100%;border-radius:999px;transition:width .5s ease}.suggestion-box{background:#f8fafc;border-left:3px solid var(--accent);padding:.6rem .85rem;border-radius:0 6px 6px 0;font-size:.84rem;color:var(--text-muted)}.quick-actions{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:.85rem}.quick-card{background:var(--white);border:1.5px solid var(--border);border-radius:var(--radius);padding:1.25rem;display:flex;flex-direction:column;gap:.3rem;text-decoration:none;color:var(--text);transition:border-color .18s,box-shadow .18s;box-shadow:var(--shadow)}.quick-card:hover{border-color:var(--accent);box-shadow:0 4px 20px #4f8ef726}.quick-icon{font-size:1.75rem}.quick-label{font-size:.95rem;font-weight:700}.quick-sub{font-size:.8rem;color:var(--text-muted)}.import-hint{background:#f8fafc;border:1px dashed var(--border);border-radius:var(--radius);padding:.85rem 1rem;font-size:.82rem;color:var(--text-muted);margin-bottom:1rem;line-height:1.7}.import-hint code{color:var(--accent);font-size:.8rem}.btn-link{background:none;border:none;color:var(--accent);font-size:.82rem;font-weight:600;cursor:pointer;padding:0;display:block;margin-top:.4rem}.btn-link:hover{text-decoration:underline}.import-result{border-radius:var(--radius);overflow:hidden;margin-bottom:.5rem}.ir-row{padding:.55rem .85rem;font-size:.85rem;font-weight:600}.ir-success{background:#f0fdf4;color:#15803d}.ir-warn{background:#fffbeb;color:#92400e}.ir-errors{background:#fef2f2;padding:.6rem .9rem}.ir-error-row{font-size:.78rem;color:#b91c1c;padding:.15rem 0}.filter-select{padding:.38rem .7rem;border-radius:8px;border:1.5px solid var(--border);font-size:.85rem;font-family:inherit;color:var(--text);background:var(--white);outline:none}.filter-select:focus{border-color:var(--accent)}@media (max-width: 640px){.navbar{height:auto;min-height:56px;padding:.5rem 1rem;flex-wrap:wrap}.nav-links{gap:.4rem}.nav-username{display:none}.dashboard,.quiz-admin,.quiz-page{padding:1rem}.section-toolbar{flex-direction:column;align-items:flex-start}.section-toolbar>div{width:100%}.result-actions{flex-direction:column}.result-actions .btn{width:100%}.modal-card{padding:1.25rem}.data-table{font-size:.8rem}.data-table th,.data-table td{padding:.6rem .65rem}.question-text{font-size:.95rem}.option-btn{font-size:.85rem;padding:.65rem .85rem}.grade-grid{grid-template-columns:repeat(auto-fill,minmax(80px,1fr))}.grade-num{font-size:1.9rem}}.lang-switcher{display:flex;gap:2px;background:#ffffff1a;border-radius:8px;padding:3px}.lang-btn{background:none;border:none;color:#ffffffa6;font-family:DM Mono,monospace;font-size:.72rem;font-weight:700;padding:.2rem .45rem;border-radius:6px;cursor:pointer;transition:all .15s;letter-spacing:.03em}.lang-btn:hover{color:#fff;background:#ffffff1a}.lang-btn.active{background:var(--accent);color:#fff}.option-btn.option-pending{border-color:var(--accent);background:#eff6ff;border-width:2px}.option-btn.option-pending .option-key{background:var(--accent);color:#fff}.dot-pending{background:#94a3b8;border-color:#64748b}.test-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(160px,1fr));gap:1rem}.test-card{background:var(--white);border:2px solid var(--border);border-radius:14px;padding:1.5rem 1rem;display:flex;flex-direction:column;align-items:center;gap:.35rem;cursor:pointer;transition:all .18s;box-shadow:var(--shadow);text-align:center}.test-card:hover{border-color:var(--accent);box-shadow:0 4px 20px #4f8ef72e;transform:translateY(-2px)}.test-num{font-size:2.5rem;font-weight:800;color:var(--accent);letter-spacing:-.04em}.test-label-text{font-size:.9rem;font-weight:700;color:var(--text)}.test-count{font-size:.78rem;color:var(--text-muted)}.sessions-list{display:flex;flex-direction:column;gap:.75rem}.session-card{background:var(--white);border:1.5px solid var(--border);border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow)}.session-header{display:flex;align-items:center;gap:1rem;padding:1rem 1.25rem;cursor:pointer;transition:background .15s}.session-header:hover{background:#f8fafc}.session-icon{font-size:1.5rem;flex-shrink:0}.session-info{flex:1;min-width:0}.session-title{font-weight:700;font-size:.95rem}.session-date{font-size:.78rem;color:var(--text-muted);margin-top:.1rem}.session-bar-wrap{display:flex;align-items:center;gap:.75rem;margin-top:.4rem}.session-bar-track{flex:1;height:6px;background:var(--border);border-radius:999px;overflow:hidden}.session-bar-fill{height:100%;border-radius:999px;transition:width .4s}.session-score{font-size:.82rem;font-weight:700;white-space:nowrap}.session-chevron{color:var(--text-muted);font-size:.8rem;flex-shrink:0}.session-questions{border-top:1px solid var(--border);display:flex;flex-direction:column;gap:0}.session-q{padding:1.1rem 1.25rem;border-bottom:1px solid #f1f5f9}.session-q:last-child{border-bottom:none}.sq-correct{border-left:3px solid #22c55e}.sq-wrong{border-left:3px solid #ef4444}.sq-header{display:flex;align-items:center;gap:.5rem;margin-bottom:.5rem}.sq-icon{width:22px;height:22px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:.75rem;font-weight:700;flex-shrink:0}.sq-icon-correct{background:#dcfce7;color:#16a34a}.sq-icon-wrong{background:#fee2e2;color:#dc2626}.sq-num{font-size:.78rem;font-weight:700;color:var(--accent)}.sq-subject{font-size:.75rem;color:var(--text-muted);margin-left:auto}.sq-text{font-size:.9rem;font-weight:600;line-height:1.5;margin-bottom:.75rem}.sq-options{display:flex;flex-direction:column;gap:.35rem}.sq-option{display:flex;align-items:center;gap:.65rem;padding:.45rem .75rem;border-radius:8px;font-size:.85rem;border:1.5px solid transparent}.sq-opt-correct{background:#dcfce7;border-color:#16a34a}.sq-opt-wrong{background:#fee2e2;border-color:#dc2626}.sq-opt-selected{background:#f1f5f9;border-color:var(--border)}.sq-opt-key{width:22px;height:22px;min-width:22px;border-radius:50%;background:var(--border);display:flex;align-items:center;justify-content:center;font-size:.75rem;font-weight:700}.sq-opt-correct .sq-opt-key{background:#16a34a;color:#fff}.sq-opt-wrong .sq-opt-key{background:#dc2626;color:#fff}.sq-opt-text{flex:1}.progress-filters{display:flex;gap:.5rem;margin-bottom:1.25rem;flex-wrap:wrap}.filter-btn{padding:.4rem 1rem;border-radius:999px;border:1.5px solid var(--border);background:var(--white);font-size:.82rem;font-weight:600;cursor:pointer;color:var(--text-muted);transition:all .15s}.filter-btn:hover{border-color:var(--accent);color:var(--accent)}.filter-active{border-color:var(--accent)!important;background:var(--accent)!important;color:#fff!important}.test-progress-list{display:flex;flex-direction:column;gap:.85rem}.test-progress-card{background:var(--white);border:1.5px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow);overflow:hidden}.tpc-header{display:flex;align-items:center;gap:1rem;padding:1rem 1.25rem;cursor:pointer;flex-wrap:wrap}.tpc-header:hover{background:#f8fafc}.tpc-title-wrap{flex:1;min-width:140px}.tpc-title{font-weight:700;font-size:.95rem;display:block}.tpc-attempts{font-size:.75rem;color:var(--text-muted);margin-top:.1rem;display:block}.tpc-stats{display:flex;gap:1.25rem;flex-shrink:0}.tpc-stat{display:flex;flex-direction:column;align-items:center;gap:.1rem}.tpc-stat-label{font-size:.68rem;color:var(--text-muted);font-weight:600;text-transform:uppercase;letter-spacing:.04em}.tpc-stat-val{font-size:.92rem;font-weight:700}.tpc-chart{flex-shrink:0}.tpc-attempts-list{border-top:1.5px solid var(--border);padding:1rem 1.25rem;display:flex;flex-direction:column;gap:.5rem}.tpc-legend{display:flex;gap:1.25rem;font-size:.75rem;font-weight:600;margin-bottom:.5rem;flex-wrap:wrap}.attempt-bar-card{border-radius:8px;border:1px solid var(--border);overflow:hidden}.attempt-bar-header{display:flex;align-items:center;justify-content:space-between;padding:.65rem .9rem;cursor:pointer;gap:.75rem;flex-wrap:wrap}.attempt-bar-header:hover{background:#f8fafc}.attempt-bar-left{display:flex;align-items:center;gap:.6rem;flex-shrink:0}.attempt-badge{font-size:.7rem;font-weight:700;color:#fff;padding:.2rem .6rem;border-radius:999px;white-space:nowrap}.attempt-date{font-size:.75rem;color:var(--text-muted)}.attempt-bar-right{display:flex;align-items:center;gap:.75rem;flex:1;min-width:180px}.attempt-score-wrap{display:flex;align-items:center;gap:.6rem;flex:1}.attempt-score-track{flex:1;height:6px;background:var(--border);border-radius:999px;overflow:hidden}.attempt-score-fill{height:100%;border-radius:999px;transition:width .4s}.attempt-score-text{font-size:.78rem;font-weight:700;white-space:nowrap}.attempt-chevron{color:var(--text-muted);font-size:.75rem;flex-shrink:0}.attempt-details{border-top:1px solid var(--border)}@media (max-width: 640px){.tpc-stats{gap:.75rem}.tpc-chart{display:none}.tpc-header{gap:.75rem}}.q-img-wrap{position:relative;margin-bottom:.9rem;border-radius:10px;overflow:hidden;background:#f8fafc;border:1px solid #e2e8f0;display:inline-flex;align-items:center;justify-content:center;max-width:100%}.q-img-skeleton{width:200px;height:140px;background:linear-gradient(90deg,#f1f5f9 25%,#e2e8f0,#f1f5f9 75%);background-size:200% 100%;animation:shimmer 1.4s infinite}@keyframes shimmer{0%{background-position:200% 0}to{background-position:-200% 0}}.q-img{width:auto;max-width:100%;max-height:200px;object-fit:contain;border-radius:10px;display:block;transition:opacity .3s;cursor:zoom-in}.q-img-loading{opacity:0}.q-img-ready{opacity:1}.q-lightbox{position:fixed;top:0;right:0;bottom:0;left:0;background:#000000d9;z-index:9999;display:flex;align-items:center;justify-content:center;animation:fadeIn .18s ease;padding:1rem}.q-lightbox-inner{position:relative;max-width:min(90vw,900px);max-height:90vh}.q-lightbox-close{position:absolute;top:-16px;right:-16px;width:34px;height:34px;border-radius:50%;background:#fff;border:none;font-size:.85rem;font-weight:700;cursor:pointer;z-index:1;box-shadow:0 2px 8px #0000004d;display:flex;align-items:center;justify-content:center}.q-lightbox-img{max-width:100%;max-height:88vh;object-fit:contain;border-radius:12px;display:block;box-shadow:0 8px 40px #00000080}.q-table-thumb{width:44px;height:32px;object-fit:cover;border-radius:6px;border:1px solid var(--border);display:block}.img-upload-zone{border:2px dashed var(--border);border-radius:10px;padding:1.25rem;display:flex;flex-direction:column;align-items:center;gap:.4rem;cursor:pointer;transition:all .15s;color:var(--text-muted);font-size:.83rem;text-align:center}.img-upload-zone:hover{border-color:var(--accent);background:#eff6ff;color:var(--accent)}.img-upload-zone span:first-child{font-size:1.5rem}.img-upload-sub{font-size:.7rem;color:var(--text-muted)}.img-preview-wrap{display:flex;flex-direction:column;align-items:flex-start;gap:.5rem}.img-preview{max-width:100%;max-height:200px;object-fit:contain;border-radius:8px;border:1px solid var(--border)}.img-remove-btn{background:#fef2f2;border:1px solid #fecaca;color:#ef4444;border-radius:6px;padding:.3rem .7rem;font-size:.78rem;font-weight:600;cursor:pointer;transition:background .15s;font-family:inherit}.img-remove-btn:hover{background:#fee2e2}.i18n-fields-wrap{border:1.5px solid #e0f2fe;border-radius:10px;padding:.75rem 1rem;background:#f0f9ff;margin-bottom:.25rem}.i18n-badge{font-size:.72rem;font-weight:700;color:#0369a1;margin-bottom:.6rem;letter-spacing:.03em}.i18n-option-group{border:1px solid #f1f5f9;border-radius:8px;padding:.6rem .75rem;margin-bottom:.4rem;background:#fafafa}.i18n-option-row{margin-top:.35rem;gap:.5rem!important}.i18n-option-row .form-group input{font-size:.78rem;padding:.3rem .6rem}.qa-stats-bar{display:flex;gap:1.5rem;font-size:.82rem;font-weight:600;color:var(--text-muted);padding:.75rem 0 1rem;border-bottom:1px solid var(--border);margin-bottom:1.25rem}.qa-tree{display:flex;flex-direction:column;gap:.75rem}.sg-wrap{border:1.5px solid var(--border);border-radius:12px;overflow:hidden;background:var(--white);box-shadow:var(--shadow);transition:box-shadow .15s}.sg-wrap:hover{box-shadow:0 2px 12px #00000017}.sg-header{display:flex;align-items:center;justify-content:space-between;padding:.9rem 1.1rem;cursor:pointer;-webkit-user-select:none;user-select:none;background:#f8fafc;border-bottom:1.5px solid transparent;transition:background .12s;gap:.75rem;flex-wrap:wrap}.sg-open .sg-header{background:#eff6ff;border-bottom-color:#bfdbfe}.sg-header:hover{background:#f0f9ff}.sg-header-left{display:flex;align-items:center;gap:.6rem;flex:1;min-width:0}.sg-chevron{font-size:.9rem;color:var(--text-muted);flex-shrink:0;width:14px}.sg-icon{font-size:1.2rem;flex-shrink:0}.sg-title{font-weight:700;font-size:.95rem;color:#1e293b}.sg-desc{font-size:.75rem;color:var(--text-muted);margin-left:.4rem}.sg-badge{font-size:.68rem;font-weight:700;padding:.18rem .55rem;border-radius:999px;background:#dbeafe;color:#1d4ed8;flex-shrink:0}.sg-header-actions{display:flex;gap:.4rem;flex-shrink:0}.sg-body{padding:.75rem;display:flex;flex-direction:column;gap:.5rem}.sg-empty{display:flex;align-items:center;gap:.75rem;padding:1rem;color:var(--text-muted);font-size:.85rem;border:1.5px dashed var(--border);border-radius:8px;flex-wrap:wrap}.gg-wrap{border:1px solid var(--border);border-radius:9px;overflow:hidden;background:#fff}.gg-header{display:flex;align-items:center;justify-content:space-between;padding:.65rem .9rem;cursor:pointer;-webkit-user-select:none;user-select:none;background:#f8fafc;border-bottom:1px solid transparent;transition:background .12s;gap:.5rem}.gg-open .gg-header{background:#fefce8;border-bottom-color:#fde68a}.gg-header:hover{background:#fffbeb}.gg-header-left{display:flex;align-items:center;gap:.5rem}.gg-chevron{font-size:.82rem;color:var(--text-muted);width:12px}.gg-title{font-weight:700;font-size:.85rem;color:#374151}.gg-badge{font-size:.65rem;font-weight:600;padding:.15rem .45rem;border-radius:999px;background:#fef9c3;color:#92400e}.gg-body{padding:.5rem;display:flex;flex-direction:column;gap:.4rem}.tg-wrap{border:1px solid #e9ecef;border-radius:8px;overflow:hidden;background:#fff}.tg-header{display:flex;align-items:center;justify-content:space-between;padding:.55rem .85rem;cursor:pointer;-webkit-user-select:none;user-select:none;background:#fafafa;border-bottom:1px solid transparent;transition:background .12s;gap:.5rem;flex-wrap:wrap}.tg-open .tg-header{background:#f0fdf4;border-bottom-color:#bbf7d0}.tg-header:hover{background:#f0fdf4}.tg-header-left{display:flex;align-items:center;gap:.5rem}.tg-chevron{font-size:.78rem;color:var(--text-muted);width:12px}.tg-title{font-weight:700;font-size:.82rem;color:#374151}.tg-badge{font-size:.62rem;font-weight:600;padding:.12rem .4rem;border-radius:999px;background:#dcfce7;color:#166534}.tg-header-actions{display:flex;gap:.35rem}.tg-body .data-table td{padding:.45rem .6rem;font-size:.78rem}.tg-body .data-table th{padding:.4rem .6rem;font-size:.68rem}.qrow-num{color:var(--text-muted);font-size:.72rem!important;width:28px}.qrow-img{width:44px}.qrow-text{max-width:200px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.qrow-opt{max-width:70px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;color:var(--text-muted);font-size:.74rem!important}.mode-select-screen{max-width:640px;margin:0 auto;padding:1rem 0}.mode-select-header{text-align:center;margin-bottom:1.75rem}.mode-select-header h2{font-size:1.4rem;font-weight:800;color:#1e293b;margin-bottom:.35rem}.mode-select-sub{color:var(--text-muted);font-size:.88rem}.mode-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(140px,1fr));gap:.9rem}.mode-card{display:flex;flex-direction:column;align-items:center;gap:.5rem;padding:1.5rem 1rem;border:2px solid var(--border);border-radius:14px;background:var(--white);cursor:pointer;transition:all .18s;font-family:inherit;box-shadow:var(--shadow)}.mode-card:hover{border-color:var(--accent);background:#eff6ff;transform:translateY(-3px);box-shadow:0 6px 20px #4f8ef72e}.mode-icon{font-size:2rem}.mode-label{font-size:.92rem;font-weight:700;color:#1e293b}.mode-desc{font-size:.72rem;color:var(--text-muted);text-align:center;line-height:1.4}.quiz-timer{background:#f8fafc;border:1.5px solid #e2e8f0;border-radius:12px;padding:.75rem 1.1rem;margin-bottom:1rem;transition:all .3s}.quiz-timer.timer-warn{border-color:#fde68a;background:#fffbeb}.quiz-timer.timer-critical{border-color:#fca5a5;background:#fff1f2;animation:timerPulse 1s infinite}@keyframes timerPulse{0%,to{box-shadow:none}50%{box-shadow:0 0 0 3px #ef444433}}.timer-top{display:flex;align-items:center;gap:.5rem;margin-bottom:.5rem}.timer-icon{font-size:1rem}.timer-label{font-size:.8rem;font-weight:600;color:var(--text-muted);flex:1}.timer-value{font-size:1.25rem;font-weight:800;color:#1e293b;font-variant-numeric:tabular-nums;letter-spacing:.03em}.timer-value-critical{color:#dc2626}.timer-track{height:7px;background:#e2e8f0;border-radius:999px;overflow:hidden}.timer-fill{height:100%;border-radius:999px;transition:width .9s linear,background .3s}.timer-warning-text{font-size:.72rem;font-weight:700;color:#92400e;margin-top:.35rem;text-align:center}.timer-critical-text{color:#dc2626}.time-stat{display:flex;align-items:center;gap:.4rem;font-size:.75rem;color:var(--text-muted);font-weight:600}.time-stat span{color:#4f8ef7}.timed-badge{font-size:.62rem;font-weight:700;padding:.1rem .45rem;border-radius:999px;background:#eff6ff;color:#2563eb;border:1px solid #bfdbfe}.expired-badge{background:#fff1f2;color:#dc2626;border-color:#fca5a5}.course-admin-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:1rem;margin-bottom:1.5rem}.course-admin-card{background:var(--white);border:1.5px solid var(--border);border-radius:14px;overflow:hidden;box-shadow:var(--shadow);transition:all .2s;display:flex;flex-direction:column}.course-admin-card:hover{box-shadow:0 4px 20px #0000001a;transform:translateY(-2px)}.course-card-inactive{opacity:.6}.course-card-top{display:flex;align-items:center;justify-content:space-between;padding:1rem 1.1rem .75rem}.course-card-icon{font-size:2rem}.course-status-badge{font-size:.65rem;font-weight:700;padding:.2rem .6rem;border-radius:999px;text-transform:uppercase;letter-spacing:.05em}.badge-active{background:#22c55e2e;color:#15803d}.badge-inactive{background:#94a3b833;color:#64748b}.course-card-body{padding:.75rem 1.1rem;flex:1}.course-card-name{font-weight:700;font-size:.95rem;color:#1e293b;margin-bottom:.25rem}.course-card-desc{font-size:.78rem;color:var(--text-muted);line-height:1.4;margin-bottom:.4rem}.course-card-meta{font-size:.68rem;color:#94a3b8}.course-card-actions{display:flex;gap:.4rem;padding:.75rem 1rem;border-top:1px solid var(--border);background:#fafafa;flex-wrap:wrap}.btn-warning{background:#fef3c7;color:#92400e;border:1px solid #fde68a;font-size:.72rem;font-weight:700;padding:.3rem .7rem;border-radius:6px;cursor:pointer;transition:all .15s;font-family:inherit}.btn-warning:hover{background:#fde68a}.btn-success{background:#dcfce7;color:#15803d;border:1px solid #bbf7d0;font-size:.72rem;font-weight:700;padding:.3rem .7rem;border-radius:6px;cursor:pointer;transition:all .15s;font-family:inherit}.btn-success:hover{background:#bbf7d0}.course-preview{display:flex;align-items:center;gap:1rem;padding:1rem 1.25rem;border-radius:12px;margin:.75rem 0 1.25rem;border:1.5px solid rgba(0,0,0,.06);transition:background .2s}.course-preview-icon{font-size:2.2rem;flex-shrink:0}.course-preview-name{font-weight:700;font-size:.95rem;color:#1e293b}.course-preview-desc{font-size:.75rem;color:#64748b;margin-top:2px}.icon-picker{display:flex;flex-wrap:wrap;gap:.3rem;margin-top:.25rem}.icon-pill{font-size:1.3rem;padding:.3rem;border-radius:8px;border:2px solid transparent;background:#f8fafc;cursor:pointer;transition:all .12s;line-height:1;font-family:inherit}.icon-pill:hover{background:#e0f2fe;border-color:#7dd3fc}.icon-pill-active{border-color:var(--accent);background:#eff6ff}.color-picker{display:flex;flex-wrap:wrap;gap:.4rem;margin-top:.25rem}.color-swatch{width:32px;height:32px;border-radius:8px;border:2.5px solid transparent;cursor:pointer;transition:all .12s;box-shadow:0 1px 3px #0000001a}.color-swatch:hover{transform:scale(1.15)}.color-swatch-active{border-color:#1e293b;transform:scale(1.15)}.toggle-wrap{display:flex;align-items:center;gap:.6rem;cursor:pointer;-webkit-user-select:none;user-select:none;margin-top:.4rem}.toggle-track{width:44px;height:24px;border-radius:999px;background:#e2e8f0;position:relative;transition:background .2s;flex-shrink:0}.toggle-track.toggle-on{background:#3b82f6}.toggle-thumb{position:absolute;top:3px;left:3px;width:18px;height:18px;border-radius:50%;background:#fff;box-shadow:0 1px 3px #0003;transition:transform .2s}.toggle-on .toggle-thumb{transform:translate(20px)}.toggle-label-on{font-size:.8rem;font-weight:700;color:#3b82f6}.toggle-label-off{font-size:.8rem;font-weight:600;color:#94a3b8}.courses-homepage-note{font-size:.8rem;color:var(--text-muted);background:#f8fafc;border:1px solid var(--border);border-radius:8px;padding:.75rem 1rem;margin-top:1rem}.ahp-note{font-size:.8rem;color:var(--text-muted);background:#fffbeb;border:1px solid #fde68a;border-radius:8px;padding:.7rem 1rem;margin-bottom:1.25rem}.ahp-editors{display:flex;flex-direction:column;gap:.6rem}.ahp-section-card{background:var(--white);border:1.5px solid var(--border);border-radius:14px;overflow:hidden;box-shadow:var(--shadow);transition:border-color .15s,box-shadow .15s}.ahp-section-card-open{border-color:var(--accent);box-shadow:0 4px 16px #2563eb14}.ahp-section-head{width:100%;display:flex;align-items:center;gap:.75rem;padding:1rem 1.25rem;background:#f8fafc;border:none;border-bottom:1px solid transparent;cursor:pointer;font-family:inherit;text-align:left;transition:background .15s}.ahp-section-card-open .ahp-section-head{background:#eff6ff;border-bottom-color:var(--border)}.ahp-section-head:hover{background:#f1f5f9}.ahp-section-card-open .ahp-section-head:hover{background:#eff6ff}.ahp-section-icon{font-size:1.25rem;flex-shrink:0}.ahp-section-head-title{flex:1;font-size:.92rem;font-weight:700;color:#1e293b;margin:0}.ahp-section-chevron{color:var(--text-muted);font-size:.85rem;transition:transform .2s,color .2s;flex-shrink:0}.ahp-section-chevron-open{transform:rotate(180deg);color:var(--accent)}.ahp-section-body{padding:1.25rem;display:flex;flex-direction:column;gap:.75rem;animation:ahpSectionOpen .2s ease}@keyframes ahpSectionOpen{0%{opacity:0;transform:translateY(-4px)}to{opacity:1;transform:translateY(0)}}.ahp-section-foot{padding:.85rem 1.25rem;border-top:1px solid var(--border);background:#fafafa;display:flex;justify-content:flex-end}.i18n-row{display:grid;grid-template-columns:1fr 1fr;gap:.5rem}.i18n-col{display:flex;flex-direction:column;gap:.2rem}.i18n-badge-sm{font-size:.62rem;font-weight:700;color:var(--text-muted);letter-spacing:.05em}.ahp-cards-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:.75rem}.ahp-feat-edit{background:#f8fafc;border:1px solid var(--border);border-radius:10px;padding:.85rem;display:flex;flex-direction:column;gap:.5rem}.ahp-testi-edit{background:#f8fafc;border:1px solid var(--border);border-radius:10px;padding:.85rem;display:flex;flex-direction:column;gap:.5rem;margin-bottom:.5rem}.ahp-testi-edit-head{display:flex;align-items:center;justify-content:space-between}.ahp-testi-num{font-size:.78rem;font-weight:700;color:var(--text-muted)}.icon-custom-row{display:flex;align-items:center;gap:.5rem;margin-bottom:.4rem}.answer-explanation{margin-top:.75rem;border-radius:10px;padding:.9rem 1.1rem;animation:fadeIn .25s ease}.explanation-wrong{background:#fef3c7;border:1.5px solid #fde68a}.explanation-correct{background:#f0fdf4;border:1.5px solid #bbf7d0}.explanation-header{display:flex;align-items:center;gap:.4rem;margin-bottom:.45rem}.explanation-icon{font-size:1rem}.explanation-title{font-size:.75rem;font-weight:700;text-transform:uppercase;letter-spacing:.06em;color:#92400e}.explanation-correct .explanation-title{color:#166534}.explanation-text{font-size:.88rem;line-height:1.65;color:#374151;margin:0;white-space:pre-line}.mode-card-timed{border-color:#bfdbfe;background:linear-gradient(135deg,#eff6ff,#f5f3ff)}.mode-card-timed:hover{border-color:#3b82f6;background:linear-gradient(135deg,#dbeafe,#ede9fe)}.mode-desc-formula{font-size:.7rem!important;font-weight:700;color:#3b82f6!important;font-family:JetBrains Mono,monospace;background:#3b82f614;padding:.2rem .5rem;border-radius:6px;margin-top:.25rem}.contact-fab-wrap{position:fixed;bottom:1.5rem;right:1.5rem;z-index:1000;display:flex;flex-direction:column;align-items:flex-end;gap:.6rem}.contact-fab{width:56px;height:56px;border-radius:50%;background:linear-gradient(135deg,#4f46e5,#7c3aed);color:#fff;border:none;cursor:pointer;display:flex;align-items:center;justify-content:center;box-shadow:0 4px 20px #4f46e573;transition:all .2s}.contact-fab:hover{transform:scale(1.08);box-shadow:0 6px 28px #4f46e58c}.contact-fab-open{background:linear-gradient(135deg,#374151,#1f2937)}.contact-popup{background:#fff;border:1px solid #e2e8f0;border-radius:14px;box-shadow:0 8px 32px #00000024;padding:.6rem;display:flex;flex-direction:column;gap:.4rem;min-width:190px;animation:popUp .18s ease}@keyframes popUp{0%{opacity:0;transform:scale(.92) translateY(8px)}to{opacity:1;transform:scale(1) translateY(0)}}.contact-popup-label{font-size:.7rem;font-weight:700;color:#94a3b8;text-transform:uppercase;letter-spacing:.07em;padding:.2rem .5rem .1rem}.contact-popup-btn{display:flex;align-items:center;gap:.65rem;padding:.65rem .85rem;border-radius:10px;text-decoration:none;font-size:.88rem;font-weight:700;transition:background .15s}.contact-wa{color:#075e54}.contact-wa:hover{background:#dcfce7}.contact-tg{color:#08c}.contact-tg:hover{background:#e0f2fe}.lp-root{font-family:Plus Jakarta Sans,Noto Sans,sans-serif;color:#0f172a;--lp-blue: #2563eb;--lp-blue-dark: #1d4ed8;--lp-blue-light: #eff6ff;--lp-green: #10b981;--lp-purple: #7c3aed;--lp-text: #0f172a;--lp-muted: #64748b;--lp-border: #e2e8f0;--lp-radius: 16px}.lp-container{max-width:1140px;margin:0 auto;padding:0 1.25rem}.lp-btn-primary{display:inline-flex;align-items:center;gap:.4rem;background:linear-gradient(135deg,#2563eb,#1d4ed8);color:#fff;border:none;border-radius:12px;font-family:Plus Jakarta Sans,Noto Sans,sans-serif;font-weight:700;cursor:pointer;transition:all .2s;box-shadow:0 4px 14px #2563eb59}.lp-btn-primary:hover{transform:translateY(-2px);box-shadow:0 6px 20px #2563eb73}.lp-btn-ghost{display:inline-flex;align-items:center;gap:.4rem;background:#fff;color:#374151;border:2px solid #e2e8f0;border-radius:12px;font-family:Plus Jakarta Sans,Noto Sans,sans-serif;font-weight:700;cursor:pointer;transition:all .2s;text-decoration:none}.lp-btn-ghost:hover{border-color:#2563eb;color:#2563eb;background:#eff6ff}.lp-btn-outline{display:inline-flex;align-items:center;justify-content:center;background:transparent;color:#2563eb;border:2px solid #2563eb;border-radius:12px;font-family:Plus Jakarta Sans,Noto Sans,sans-serif;font-weight:700;cursor:pointer;transition:all .2s}.lp-btn-outline:hover{background:#eff6ff}.lp-btn-white{display:inline-flex;align-items:center;gap:.4rem;background:#fff;color:#1d4ed8;border:none;border-radius:12px;font-family:Plus Jakarta Sans,Noto Sans,sans-serif;font-weight:800;cursor:pointer;transition:all .2s;box-shadow:0 4px 20px #0003}.lp-btn-white:hover{transform:translateY(-2px);box-shadow:0 8px 28px #00000040}.lp-btn-lg{font-size:1rem;padding:.85rem 1.75rem}.lp-btn-sm{font-size:.82rem;padding:.5rem 1.1rem}.lp-btn-full{width:100%;justify-content:center;padding:.85rem;font-size:.92rem}.lp-section{padding:5rem 0}.lp-section-white{background:#fff}.lp-section-tint{background:#f8fafc}.lp-section-dark{background:#0f172a}.lp-section-blue{background:linear-gradient(135deg,#1d4ed8,#2563eb 60%,#7c3aed)}.lp-section-head{text-align:center;margin-bottom:3rem}.lp-section-tag{display:inline-block;font-size:.72rem;font-weight:800;text-transform:uppercase;letter-spacing:.12em;color:#2563eb;background:#eff6ff;padding:.3rem .9rem;border-radius:999px;margin-bottom:.9rem}.lp-tag-dark{background:#ffffff1f;color:#fffc}.lp-tag-white{background:#fff3;color:#fff}.lp-section-h2{font-family:Plus Jakarta Sans,Noto Sans,sans-serif;font-size:clamp(1.7rem,4vw,2.5rem);font-weight:800;letter-spacing:-.03em;line-height:1.15;color:#0f172a;margin-bottom:.75rem}.lp-section-sub{font-size:1rem;color:#64748b;max-width:520px;margin:0 auto;line-height:1.65}.lp-hero{position:relative;background:linear-gradient(160deg,#f0f9ff,#eff6ff,#faf5ff);overflow:hidden;padding-bottom:0}.lp-hero-glow{position:absolute;border-radius:50%;filter:blur(80px);pointer-events:none}.lp-glow-1{width:500px;height:500px;background:#2563eb1a;top:-100px;right:-50px}.lp-glow-2{width:400px;height:400px;background:#7c3aed12;bottom:0;left:-80px}.lp-hero-inner{display:grid;grid-template-columns:1fr 1fr;gap:3rem;align-items:center;padding-top:4rem;padding-bottom:3rem;position:relative}@media (max-width: 900px){.lp-hero-inner{grid-template-columns:1fr}.lp-hero-right{display:none}}.lp-hero-badge{display:inline-flex;align-items:center;gap:.35rem;background:#fff;border:1.5px solid #bfdbfe;border-radius:999px;padding:.35rem 1rem;font-size:.78rem;font-weight:700;color:#2563eb;margin-bottom:1.25rem}.lp-hero-h1{font-family:Plus Jakarta Sans,Noto Sans,sans-serif;font-size:clamp(2.4rem,6vw,3.8rem);font-weight:800;letter-spacing:-.04em;line-height:1.08;color:#0f172a;margin-bottom:1.25rem}.lp-accent{color:#2563eb}.lp-hero-sub{font-size:1.05rem;color:#475569;line-height:1.7;margin-bottom:2rem;max-width:480px}.lp-hero-ctas{display:flex;gap:.75rem;flex-wrap:wrap;margin-bottom:1.5rem}.lp-trust-row{display:flex;gap:.6rem;flex-wrap:wrap}.lp-trust-pill{font-size:.75rem;font-weight:600;color:#374151;background:#fff;border:1px solid #e2e8f0;border-radius:999px;padding:.25rem .75rem}.lp-hero-right{position:relative;padding:2rem 0}.lp-dashboard-mock{background:#0f172a;border-radius:20px;overflow:hidden;box-shadow:0 24px 80px #00000040;border:1px solid #1e293b}.lp-mock-header{background:#1e293b;padding:.7rem 1rem;display:flex;align-items:center;gap:.4rem}.lp-mock-dot{width:11px;height:11px;border-radius:50%}.lp-dot-r{background:#ef4444}.lp-dot-y{background:#f59e0b}.lp-dot-g{background:#22c55e}.lp-mock-title{font-family:DM Mono,monospace;font-size:.72rem;color:#64748b;margin-left:auto}.lp-mock-body{padding:1.25rem;display:flex;flex-direction:column;gap:.85rem}.lp-mock-score-row{display:grid;grid-template-columns:1fr 1fr;gap:.6rem}.lp-mock-score-card{border-radius:10px;padding:.85rem}.lp-mock-blue{background:#2563eb26;border:1px solid rgba(37,99,235,.25)}.lp-mock-green{background:#10b98126;border:1px solid rgba(16,185,129,.25)}.lp-mock-score-num{font-family:Plus Jakarta Sans,Noto Sans,sans-serif;font-size:1.5rem;font-weight:800;color:#fff}.lp-mock-score-lbl{font-size:.65rem;color:#94a3b8;margin-top:2px}.lp-mock-timer{display:flex;align-items:center;gap:.6rem}.lp-mock-timer-icon{font-size:.9rem}.lp-mock-timer-bar{flex:1;height:5px;background:#1e293b;border-radius:999px;overflow:hidden}.lp-mock-timer-fill{height:100%;background:linear-gradient(90deg,#f59e0b,#ef4444);border-radius:999px}.lp-mock-timer-val{font-family:DM Mono,monospace;font-size:.78rem;color:#f59e0b}.lp-mock-question{background:#1e293b;border-radius:10px;padding:.85rem}.lp-mock-q-num{font-size:.65rem;color:#64748b;margin-bottom:.35rem}.lp-mock-q-text{font-size:.78rem;color:#e2e8f0;line-height:1.4;margin-bottom:.6rem}.lp-mock-options{display:grid;grid-template-columns:1fr 1fr;gap:.35rem}.lp-mock-opt{background:#0f172a;border-radius:6px;padding:.35rem .6rem;font-size:.7rem;color:#94a3b8;font-family:DM Mono,monospace}.lp-opt-correct{background:#10b98133;color:#10b981!important;border:1px solid rgba(16,185,129,.3)}.lp-opt-wrong{background:#ef444426;color:#ef4444!important;border:1px solid rgba(239,68,68,.2)}.lp-mock-explain{display:flex;gap:.5rem;font-size:.68rem;color:#94a3b8;background:#f59e0b14;border:1px solid rgba(245,158,11,.2);border-radius:8px;padding:.5rem .7rem;align-items:flex-start}.lp-float{position:absolute;background:#fff;border:1px solid #e2e8f0;border-radius:12px;padding:.5rem .85rem;font-size:.78rem;font-weight:700;color:#0f172a;box-shadow:0 4px 16px #0000001a;white-space:nowrap;animation:floatUp 3s ease-in-out infinite}@keyframes floatUp{0%,to{transform:translateY(0)}50%{transform:translateY(-6px)}}.lp-float-1{top:1.5rem;right:-.5rem;animation-delay:0s}.lp-float-2{bottom:4rem;right:-1rem;animation-delay:1s}.lp-float-3{bottom:1rem;left:-.5rem;animation-delay:2s}.lp-stats-strip{background:#fff;border-top:1px solid #e2e8f0;padding:1.5rem 0}.lp-stats-inner{display:flex;justify-content:center;gap:2.5rem;flex-wrap:wrap}.lp-stat-pill{text-align:center}.lp-stat-num{font-family:Plus Jakarta Sans,Noto Sans,sans-serif;font-size:1.8rem;font-weight:800;color:#2563eb;line-height:1}.lp-stat-lbl{font-size:.72rem;color:#94a3b8;font-weight:600;text-transform:uppercase;letter-spacing:.05em;margin-top:.2rem}.lp-feat-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(230px,1fr));gap:1.25rem}.lp-feat-card{background:#fff;border:1.5px solid #f1f5f9;border-radius:var(--lp-radius);padding:1.75rem 1.5rem;transition:all .22s;animation:fadeUpLP .5s ease both;box-shadow:0 1px 4px #0000000d}@keyframes fadeUpLP{0%{opacity:0;transform:translateY(14px)}to{opacity:1;transform:none}}.lp-feat-card:hover{border-color:#bfdbfe;box-shadow:0 6px 24px #2563eb1a;transform:translateY(-3px)}.lp-feat-icon-wrap{font-size:2rem;margin-bottom:.85rem}.lp-feat-title{font-size:.95rem;font-weight:800;color:#0f172a;margin-bottom:.4rem}.lp-feat-desc{font-size:.83rem;color:#64748b;line-height:1.6}.lp-courses-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:1.25rem}.lp-course-card{background:#fff;border-radius:var(--lp-radius);border-top:4px solid #2563eb;box-shadow:0 2px 8px #0000000f;overflow:hidden;display:flex;flex-direction:column;transition:all .2s}.lp-course-card:hover{box-shadow:0 8px 28px #0000001f;transform:translateY(-3px)}.lp-course-skeleton{height:280px;background:linear-gradient(90deg,#f1f5f9 25%,#e2e8f0,#f1f5f9 75%);background-size:200% 100%;animation:shimmer 1.4s infinite;border-radius:var(--lp-radius)}.lp-course-top{padding:1.5rem;display:flex;justify-content:center}.lp-course-icon{font-size:2.5rem}.lp-course-body{padding:0 1.25rem 1rem;flex:1}.lp-course-name{font-size:1rem;font-weight:800;color:#0f172a;margin-bottom:.4rem}.lp-course-desc{font-size:.8rem;color:#64748b;line-height:1.55;margin-bottom:.75rem}.lp-course-tags{display:flex;gap:.4rem;flex-wrap:wrap}.lp-tag{font-size:.65rem;font-weight:700;padding:.18rem .55rem;border-radius:999px;text-transform:uppercase;letter-spacing:.05em}.lp-tag-blue{background:#eff6ff;color:#1d4ed8}.lp-tag-green{background:#dcfce7;color:#15803d}.lp-course-foot{padding:1rem 1.25rem;border-top:1px solid #f1f5f9}.lp-steps-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:1.5rem;position:relative}@media (max-width: 768px){.lp-steps-grid{grid-template-columns:1fr 1fr}}@media (max-width: 480px){.lp-steps-grid{grid-template-columns:1fr}}.lp-step-card{text-align:center;padding:2rem 1.25rem;background:#f8fafc;border-radius:var(--lp-radius);border:1.5px solid #e2e8f0;position:relative;transition:all .2s}.lp-step-card:hover{background:#eff6ff;border-color:#bfdbfe}.lp-step-num{font-family:DM Mono,monospace;font-size:.7rem;font-weight:700;color:#2563eb;background:#eff6ff;border-radius:999px;padding:.25rem .65rem;display:inline-block;margin-bottom:.75rem}.lp-step-icon{font-size:2rem;margin-bottom:.65rem;display:block}.lp-step-title{font-size:.92rem;font-weight:800;color:#0f172a;margin-bottom:.4rem}.lp-step-desc{font-size:.78rem;color:#64748b;line-height:1.55}.lp-step-arrow{position:absolute;right:-1.2rem;top:50%;transform:translateY(-50%);font-size:1.3rem;color:#cbd5e1;z-index:1}@media (max-width: 768px){.lp-step-arrow{display:none}}.lp-preview-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:1.25rem}.lp-preview-card{background:#ffffff0f;border:1px solid rgba(255,255,255,.1);border-radius:var(--lp-radius);padding:1.75rem 1.25rem;text-align:center;transition:background .2s}.lp-preview-card:hover{background:#ffffff1a}.lp-preview-icon{font-size:2rem;margin-bottom:.65rem}.lp-preview-label{font-size:.92rem;font-weight:700;color:#fff;margin-bottom:.3rem}.lp-preview-desc{font-size:.78rem;color:#ffffff8c;line-height:1.5}.lp-compare-table{border-radius:var(--lp-radius);overflow:hidden;border:1.5px solid #e2e8f0;box-shadow:0 2px 8px #0000000d}.lp-compare-head{display:grid;grid-template-columns:2fr 1.5fr 1.5fr;background:#0f172a}.lp-compare-row{display:grid;grid-template-columns:2fr 1.5fr 1.5fr}.lp-compare-row-alt{background:#f8fafc}.lp-compare-cell{padding:.8rem 1rem;font-size:.83rem;border-right:1px solid #e2e8f0;display:flex;align-items:center}.lp-compare-cell:last-child{border-right:none}.lp-compare-head .lp-compare-cell{color:#ffffffb3;font-size:.72rem;font-weight:700;text-transform:uppercase;letter-spacing:.06em}.lp-compare-platform{background:#2563eb0d;font-weight:700}.lp-compare-head .lp-compare-platform{background:#2563eb40;color:#fff}.lp-compare-win{color:#1d4ed8}.lp-compare-item{font-weight:600;color:#374151}.lp-compare-tutor{color:#94a3b8}@media (max-width: 640px){.lp-compare-head,.lp-compare-row{grid-template-columns:1.6fr 1fr 1fr}.lp-compare-cell{padding:.55rem .5rem;font-size:.72rem;line-height:1.3;word-break:break-word}.lp-compare-head .lp-compare-cell{font-size:.6rem;letter-spacing:.02em}}.lp-plans-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:1.25rem;align-items:start}.lp-plan-card{border-radius:var(--lp-radius);padding:2rem 1.75rem;border:2px solid #e2e8f0;position:relative;transition:all .2s}.lp-plan-popular{border-color:#2563eb;box-shadow:0 8px 32px #2563eb33;transform:scale(1.02)}.lp-plan-badge{position:absolute;top:-14px;left:50%;transform:translate(-50%);background:linear-gradient(135deg,#2563eb,#7c3aed);color:#fff;font-size:.72rem;font-weight:800;padding:.25rem .9rem;border-radius:999px;white-space:nowrap}.lp-plan-name{font-family:Plus Jakarta Sans,Noto Sans,sans-serif;font-size:1.1rem;font-weight:800;color:#0f172a;margin-bottom:1rem}.lp-plan-price{margin-bottom:1.5rem}.lp-plan-amount{font-family:Plus Jakarta Sans,Noto Sans,sans-serif;font-size:2rem;font-weight:800;color:#0f172a}.lp-plan-period{font-size:.85rem;color:#94a3b8;font-weight:600}.lp-plan-features{list-style:none;margin-bottom:1.75rem;display:flex;flex-direction:column;gap:.55rem}.lp-plan-features li{font-size:.85rem;color:#374151}.lp-plan-no{color:#cbd5e1!important}.lp-testi-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:1.25rem}.lp-testi-card{background:#fff;border:1.5px solid #f1f5f9;border-radius:var(--lp-radius);padding:1.75rem;box-shadow:0 2px 8px #0000000d;display:flex;flex-direction:column;gap:.85rem;transition:all .2s}.lp-testi-card:hover{box-shadow:0 6px 24px #0000001a;transform:translateY(-2px)}.lp-testi-stars{color:#f59e0b;font-size:.9rem;letter-spacing:2px}.lp-testi-text{font-size:.9rem;color:#374151;line-height:1.7;font-style:italic;flex:1}.lp-testi-footer{display:flex;align-items:center;gap:.75rem}.lp-testi-avatar{width:42px;height:42px;border-radius:50%;background:linear-gradient(135deg,#2563eb,#7c3aed);color:#fff;font-weight:800;font-size:1rem;display:flex;align-items:center;justify-content:center;flex-shrink:0}.lp-testi-name{font-size:.88rem;font-weight:700;color:#0f172a}.lp-testi-score{font-size:.72rem;color:#f59e0b;font-weight:700}.lp-faq-list{display:flex;flex-direction:column;gap:.5rem}.lp-faq-item{background:#fff;border:1.5px solid #e2e8f0;border-radius:12px;overflow:hidden;cursor:pointer;transition:border-color .15s}.lp-faq-item:hover{border-color:#bfdbfe}.lp-faq-open{border-color:#2563eb}.lp-faq-q{display:flex;justify-content:space-between;align-items:center;padding:1rem 1.25rem;font-size:.9rem;font-weight:700;color:#0f172a;gap:1rem}.lp-faq-chevron{font-size:1.25rem;color:#2563eb;flex-shrink:0;font-weight:400}.lp-faq-a{padding:0 1.25rem 1rem;font-size:.85rem;color:#64748b;line-height:1.7}.lp-contact-btns{display:flex;gap:1rem;justify-content:center;flex-wrap:wrap}.lp-contact-btn{display:inline-flex;align-items:center;gap:.65rem;padding:.85rem 1.75rem;border-radius:14px;font-size:.95rem;font-weight:700;text-decoration:none;transition:all .2s;border:none;cursor:pointer}.lp-contact-wa{background:#25d366;color:#fff;box-shadow:0 4px 16px #25d36659}.lp-contact-wa:hover{background:#1ebe5d;transform:translateY(-2px)}.lp-contact-tg{background:#08c;color:#fff;box-shadow:0 4px 16px #0088cc59}.lp-contact-tg:hover{background:#0077b3;transform:translateY(-2px)}.lp-contact-email{background:#ffffff26;color:#fff;border:1.5px solid rgba(255,255,255,.3)}.lp-contact-email:hover{background:#ffffff40}.lp-cta-banner{background:linear-gradient(135deg,#1e3a8a,#2563eb,#7c3aed);padding:5rem 0;text-align:center;position:relative;overflow:hidden}.lp-cta-glow{position:absolute;width:600px;height:600px;background:#ffffff0d;border-radius:50%;top:-200px;left:50%;transform:translate(-50%);pointer-events:none}.lp-cta-inner{position:relative}.lp-cta-h2{font-family:Plus Jakarta Sans,Noto Sans,sans-serif;font-size:clamp(1.8rem,5vw,3rem);font-weight:800;color:#fff;margin-bottom:.75rem;letter-spacing:-.03em}.lp-cta-sub{font-size:1.05rem;color:#ffffffbf;margin-bottom:2rem}.lp-footer{background:#020617;color:#94a3b8}.lp-footer>*{box-sizing:border-box}.lp-footer-inner{display:grid;grid-template-columns:1.5fr 2fr;gap:3rem;padding:3.5rem 0 2.5rem}@media (max-width: 640px){.lp-footer-inner{grid-template-columns:1fr;gap:2rem;padding-top:2.5rem;padding-bottom:2rem}.lp-footer-tagline{max-width:none}.lp-footer-cols{grid-template-columns:1fr 1fr}.lp-footer-bottom{text-align:center}}.lp-footer-logo{font-family:Plus Jakarta Sans,Noto Sans,sans-serif;font-size:1.3rem;font-weight:800;color:#fff;margin-bottom:.5rem}.lp-footer-tagline{font-size:.82rem;line-height:1.5;max-width:220px;margin-bottom:1rem}.lp-footer-social{display:flex;gap:.5rem}.lp-social-ico{width:34px;height:34px;border-radius:8px;background:#1e293b;color:#94a3b8;display:flex;align-items:center;justify-content:center;font-size:.72rem;font-weight:800;text-decoration:none;transition:all .15s}.lp-social-ico:hover{background:#334155;color:#fff}.lp-footer-cols{display:grid;grid-template-columns:repeat(3,1fr);gap:2rem}@media (max-width: 480px){.lp-footer-cols{grid-template-columns:1fr 1fr}}.lp-footer-col{display:flex;flex-direction:column;gap:.6rem}.lp-footer-col-title{font-size:.72rem;font-weight:800;text-transform:uppercase;letter-spacing:.08em;color:#e2e8f0;margin-bottom:.25rem}.lp-footer-col a,.lp-footer-col span{font-size:.82rem;color:#64748b;text-decoration:none;transition:color .15s}.lp-footer-col a:hover{color:#e2e8f0}.lp-footer-bottom{border-top:1px solid #1e293b;padding:1.25rem 0;font-size:.75rem;color:#475569}.tour-overlay{position:fixed;top:0;right:0;bottom:0;left:0;z-index:10000;pointer-events:none}.tour-backdrop{position:fixed;background:#0f172ab8;pointer-events:all}.tour-bd-full{top:0;right:0;bottom:0;left:0}.tour-highlight{position:fixed;border-radius:12px;box-shadow:0 0 0 4px #3b82f6,0 0 0 8px #3b82f640,0 0 32px #3b82f64d;pointer-events:none;animation:tourPulse 2s ease-in-out infinite}@keyframes tourPulse{0%,to{box-shadow:0 0 0 4px #3b82f6,0 0 0 8px #3b82f640,0 0 32px #3b82f64d}50%{box-shadow:0 0 0 4px #2563eb,0 0 0 12px #3b82f659,0 0 48px #3b82f666}}.tour-card{background:#fff;border-radius:18px;padding:1.5rem 1.75rem 1.25rem;box-shadow:0 20px 60px #0000004d,0 0 0 1px #ffffff1a;pointer-events:all;animation:tourSlideIn .3s cubic-bezier(.34,1.56,.64,1);max-width:380px;width:calc(100vw - 32px);max-height:calc(100vh - 32px);overflow-y:auto}@keyframes tourSlideIn{0%{opacity:0;transform:scale(.85) translateY(12px)}to{opacity:1;transform:scale(1) translateY(0)}}.tour-card-center{position:fixed;top:50%;left:50%;transform:translate(-50%,-50%);text-align:center}.tour-card-center .tour-actions{justify-content:center}.tour-card-anchored{z-index:10001}.tour-arrow{position:absolute;width:0;height:0;left:50%;transform:translate(-50%)}.tour-arrow-top{top:-10px;border-left:10px solid transparent;border-right:10px solid transparent;border-bottom:10px solid #fff}.tour-arrow-bottom{bottom:-10px;border-left:10px solid transparent;border-right:10px solid transparent;border-top:10px solid #fff}.tour-card-head{display:flex;align-items:center;gap:.5rem;margin-bottom:.85rem}.tour-step-icon{font-size:1.5rem;flex-shrink:0}.tour-dots{display:flex;gap:5px;flex:1;justify-content:center}.tour-dot{width:8px;height:8px;border-radius:50%;background:#e2e8f0;transition:all .2s}.tour-dot-active{background:#3b82f6;transform:scale(1.3)}.tour-dot-done{background:#10b981}.tour-step-num{font-size:.7rem;font-weight:700;color:#94a3b8;flex-shrink:0}.tour-title{font-size:1.1rem;font-weight:800;color:#0f172a;margin-bottom:.55rem;line-height:1.3}.tour-body{font-size:.88rem;color:#475569;line-height:1.65;margin-bottom:1.25rem}.tour-actions{display:flex;align-items:center;justify-content:space-between;gap:.75rem}.tour-btn-skip{background:none;border:none;font-size:.8rem;color:#94a3b8;cursor:pointer;font-family:inherit;padding:.3rem .1rem;transition:color .15s}.tour-btn-skip:hover{color:#64748b}.tour-btn-next{background:linear-gradient(135deg,#2563eb,#1d4ed8);color:#fff;border:none;border-radius:10px;padding:.6rem 1.4rem;font-size:.88rem;font-weight:700;cursor:pointer;font-family:inherit;transition:all .15s;box-shadow:0 4px 12px #2563eb59}.tour-btn-next:hover{transform:translateY(-1px);box-shadow:0 6px 16px #2563eb73}.topic-breakdown{padding:.75rem;display:flex;flex-direction:column;gap:.75rem}.topic-section{border-radius:10px;overflow:hidden;border:1.5px solid var(--border)}.topic-section-head{display:flex;align-items:center;gap:.5rem;padding:.6rem .9rem;font-size:.78rem;font-weight:700}.topic-head-weak{background:#fff1f2;color:#dc2626;border-bottom:1px solid #fecaca}.topic-head-medium{background:#fffbeb;color:#92400e;border-bottom:1px solid #fde68a}.topic-head-strong{background:#f0fdf4;color:#166534;border-bottom:1px solid #bbf7d0}.topic-badge{font-size:.65rem;font-weight:800;padding:.1rem .45rem;border-radius:999px;margin-left:auto}.topic-badge-weak{background:#fecaca;color:#dc2626}.topic-badge-medium{background:#fde68a;color:#92400e}.topic-badge-strong{background:#bbf7d0;color:#166534}.topic-row{display:flex;align-items:center;gap:.75rem;padding:.55rem .9rem;border-bottom:1px solid var(--border);background:#fff;transition:background .12s}.topic-row:last-child{border-bottom:none}.topic-row:hover{background:#f8fafc}.topic-row-weak{background:#fff8f8}.topic-row-weak:hover{background:#fff1f2}.topic-row-text{flex:1;min-width:0;display:flex;flex-direction:column;gap:.15rem}.topic-name{font-size:.82rem;font-weight:700;color:#1e293b;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.topic-subname{font-size:.72rem;color:var(--text-muted);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.topic-row-right{display:flex;align-items:center;gap:.5rem;flex-shrink:0}.topic-bar-wrap{width:80px;height:6px;background:#e2e8f0;border-radius:999px;overflow:hidden}.topic-bar{height:100%;border-radius:999px;transition:width .4s ease}.topic-score{font-size:.78rem;font-weight:800;min-width:36px;text-align:right}.topic-score-weak{color:#dc2626}.topic-score-medium{color:#d97706}.topic-score-strong{color:#16a34a}.topic-count{font-size:.68rem;color:var(--text-muted);min-width:32px;text-align:right}.tpc-tabs{display:flex;border-bottom:1.5px solid var(--border);background:#f8fafc}.tpc-tab{flex:1;padding:.6rem .75rem;font-size:.78rem;font-weight:700;border:none;background:none;cursor:pointer;color:var(--text-muted);font-family:inherit;transition:all .15s;display:flex;align-items:center;justify-content:center;gap:.35rem;border-bottom:2.5px solid transparent;margin-bottom:-1.5px}.tpc-tab:hover{color:var(--accent)}.tpc-tab-active{color:var(--accent);border-bottom-color:var(--accent);background:#fff}.tpc-tab-badge{font-size:.62rem;font-weight:800;background:#fee2e2;color:#dc2626;padding:.08rem .38rem;border-radius:999px}.tpc-weak-badge{font-size:.65rem;font-weight:700;background:#fff1f2;color:#dc2626;border:1px solid #fecaca;padding:.12rem .5rem;border-radius:999px}.sub-plan-badge{font-size:.65rem;font-weight:800;padding:.15rem .5rem;border-radius:999px;text-transform:uppercase;letter-spacing:.05em}.sub-plan-free{background:#f1f5f9;color:#64748b}.sub-plan-private_school{background:#fef3c7;color:#92400e}.sub-plan-ort{background:#dbeafe;color:#1d4ed8}.sub-plan-sat{background:#fce7f3;color:#9d174d}.sub-plan-premium{background:linear-gradient(135deg,#fbbf24,#f59e0b);color:#fff}.sub-status-card{border-radius:12px;padding:1rem 1.25rem;margin-bottom:1.25rem;border:1.5px solid var(--border);display:flex;flex-direction:column;gap:.7rem}.sub-free{background:#f8fafc}.sub-paid{background:#f0fdf4;border-color:#bbf7d0}.sub-premium{background:linear-gradient(135deg,#fef3c7,#fff7ed);border-color:#fde68a}.sub-expired{background:#fef2f2;border-color:#fecaca}.sub-status-top{display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:.75rem}.sub-status-left{display:flex;align-items:center;gap:.75rem}.sub-status-icon{font-size:1.5rem}.sub-status-plan{font-weight:800;font-size:.95rem;color:#1e293b}.sub-status-sub{font-size:.75rem;color:#64748b;margin-top:2px}.sub-expiring-badge{font-size:.72rem;font-weight:700;color:#92400e;background:#fef3c7;border:1px solid #fde68a;border-radius:999px;padding:.3rem .75rem;white-space:nowrap}.sub-included{display:flex;align-items:center;gap:.45rem;flex-wrap:wrap;padding-top:.5rem;border-top:1px solid rgba(0,0,0,.06)}.sub-included-label{font-size:.72rem;font-weight:700;color:#64748b}.sub-included-tag{font-size:.7rem;font-weight:700;background:#2563eb1a;color:#1d4ed8;padding:.2rem .6rem;border-radius:999px}.sub-status-upgrade{font-size:.78rem;color:#92400e;background:#fef3c7;border-radius:8px;padding:.5rem .75rem;line-height:1.4}.sub-edit-section{border:1.5px solid #e0f2fe;border-radius:10px;padding:.85rem 1rem;background:#f0f9ff;margin-bottom:.5rem}.sub-edit-title{font-size:.78rem;font-weight:700;color:#0369a1;margin-bottom:.6rem}.course-category-badge{font-size:.65rem;font-weight:700;padding:.12rem .45rem;border-radius:999px;background:#eff6ff;color:#1d4ed8;border:1px solid #bfdbfe;margin-left:.35rem}.sub-locked-screen{max-width:480px;margin:3rem auto;text-align:center;padding:2.5rem 2rem;background:var(--white);border-radius:18px;border:2px solid #fecaca;box-shadow:0 8px 32px #ef44441a}.sub-locked-icon{font-size:3.5rem;margin-bottom:1rem}.sub-locked-title{font-size:1.3rem;font-weight:800;color:#dc2626;margin-bottom:.75rem}.sub-locked-msg{font-size:.92rem;color:#374151;line-height:1.65;margin-bottom:1rem}.sub-locked-note{font-size:.8rem;color:#6b7280;background:#fff7ed;border:1px solid #fed7aa;border-radius:8px;padding:.65rem .9rem;margin-bottom:1.5rem;line-height:1.5}.sub-locked-actions{display:flex;gap:.75rem;justify-content:center;flex-wrap:wrap}.course-pending-badge{display:inline-flex;align-items:center;gap:.3rem;font-size:.68rem;font-weight:800;padding:.2rem .6rem;border-radius:999px;background:#fef3c7;color:#92400e;border:1.5px solid #fde68a;margin-bottom:.35rem}.lp-category-grid{display:flex;flex-direction:column;gap:1rem;max-width:760px;margin:0 auto}.lp-cat-card{background:#fff;border:2px solid #e2e8f0;border-radius:16px;overflow:hidden;transition:all .2s;box-shadow:0 1px 4px #0000000a}.lp-cat-card:hover{box-shadow:0 4px 16px #00000014}.lp-cat-card-open{box-shadow:0 8px 28px #0000001a}.lp-cat-card-head{width:100%;display:flex;align-items:center;gap:1rem;padding:1.25rem 1.5rem;background:none;border:none;cursor:pointer;text-align:left;font-family:inherit}.lp-cat-icon{width:52px;height:52px;border-radius:14px;display:flex;align-items:center;justify-content:center;font-size:1.6rem;flex-shrink:0}.lp-cat-text{flex:1;min-width:0}.lp-cat-label{font-size:1.05rem;font-weight:800;color:#0f172a}.lp-cat-desc{font-size:.8rem;color:#64748b;margin-top:2px}.lp-cat-right{display:flex;align-items:center;gap:.85rem;flex-shrink:0}.lp-cat-count{font-size:.72rem;font-weight:700;color:#64748b;background:#f1f5f9;padding:.25rem .7rem;border-radius:999px;white-space:nowrap}.lp-cat-chevron{font-size:1.1rem;color:#94a3b8;transition:transform .2s}.lp-cat-chevron-open{transform:rotate(180deg)}.lp-cat-subjects{border-top:1.5px solid #f1f5f9;padding:.5rem 1rem;display:flex;flex-direction:column;gap:.4rem;animation:fadeUpLP .25s ease both}.lp-cat-subject-row{display:flex;align-items:center;gap:.85rem;padding:.75rem .5rem;border-radius:10px;transition:background .15s}.lp-cat-subject-row:hover{background:#f8fafc}.lp-cat-subject-icon{width:38px;height:38px;border-radius:10px;display:flex;align-items:center;justify-content:center;font-size:1.1rem;flex-shrink:0}.lp-cat-subject-text{flex:1;min-width:0}.lp-cat-subject-name{font-size:.9rem;font-weight:700;color:#1e293b}.lp-cat-subject-desc{font-size:.75rem;color:#94a3b8;margin-top:1px}.am-section{background:var(--white);border:1.5px solid var(--border);border-radius:14px;padding:1.5rem;margin-bottom:1.25rem}.am-section-title{font-size:.95rem;font-weight:800;color:#1e293b;margin-bottom:1rem}.am-cat-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(140px,1fr));gap:.85rem}.am-cat-card{background:#f8fafc;border:1.5px solid var(--border);border-radius:12px;padding:1rem;text-align:center}.am-cat-pending{background:#fffbeb;border-color:#fde68a}.am-cat-name{font-size:.78rem;font-weight:700;color:#475569;margin-bottom:.4rem}.am-cat-count{font-size:1.6rem;font-weight:800;color:#1e293b;line-height:1}.am-cat-sub{font-size:.68rem;color:#94a3b8;margin-top:.2rem}.am-table-wrap{overflow-x:auto}.am-table{width:100%;border-collapse:collapse;font-size:.85rem}.am-table th{text-align:left;padding:.6rem .75rem;background:#f8fafc;font-size:.72rem;font-weight:700;text-transform:uppercase;letter-spacing:.04em;color:#64748b;border-bottom:1.5px solid var(--border);white-space:nowrap}.am-table td{padding:.7rem .75rem;border-bottom:1px solid #f1f5f9}.am-plan-cell{white-space:nowrap}.am-price-cell{font-weight:700;color:#475569;white-space:nowrap}.am-count-cell{font-weight:700;color:#2563eb;text-align:center}.am-access-cell{text-align:center}.am-check-yes{color:#16a34a;font-weight:800;font-size:1.05rem}.am-check-no{color:#cbd5e1;font-weight:800;font-size:1.05rem}.am-note{font-size:.78rem;color:var(--text-muted);background:#f8fafc;border-radius:8px;padding:.7rem 1rem;margin-top:1rem;line-height:1.5}.am-check-row{display:flex;gap:.6rem;align-items:center}.am-check-result{margin-top:1.25rem;border-top:1.5px solid var(--border);padding-top:1.25rem}.am-check-user{display:flex;align-items:center;gap:.6rem;margin-bottom:1rem;font-size:.95rem}.am-expired-tag{font-size:.7rem;font-weight:700;color:#dc2626;background:#fee2e2;padding:.15rem .5rem;border-radius:999px}.am-check-subjects{display:flex;flex-direction:column;gap:.4rem}.am-check-subject-row{display:flex;align-items:center;gap:.6rem;padding:.5rem .75rem;border-radius:8px;font-size:.83rem}.am-visible{background:#f0fdf4;color:#166534}.am-hidden{background:#fef2f2;color:#991b1b}.am-check-subject-name{flex:1;font-weight:600}.am-check-subject-cat{font-size:.68rem;font-weight:700;background:#0000000f;padding:.12rem .5rem;border-radius:999px}.ss-current-card{background:#f8fafc;border:1.5px solid var(--border);border-radius:12px;padding:1.25rem 1.5rem;margin-bottom:1rem}.ss-current-label{font-size:.72rem;font-weight:700;color:var(--text-muted);text-transform:uppercase;letter-spacing:.05em;margin-bottom:.3rem}.ss-current-plan{font-size:1.2rem;font-weight:800;color:#1e293b}.ss-current-expiry{font-size:.8rem;color:#64748b;margin-top:.3rem}.ss-pending-notice{background:#fffbeb;border:1.5px solid #fde68a;color:#92400e;border-radius:10px;padding:.85rem 1.1rem;font-size:.85rem;font-weight:600;margin-bottom:1rem}.ss-success-notice{background:#f0fdf4;border:1.5px solid #bbf7d0;color:#166534;border-radius:10px;padding:.85rem 1.1rem;font-size:.85rem;font-weight:600;margin-bottom:1rem}.ss-guide-note{background:#eff6ff;border:1.5px solid #bfdbfe;color:#1d4ed8;border-radius:10px;padding:.85rem 1.1rem;font-size:.82rem;line-height:1.5;margin-bottom:1.5rem}.ss-plans-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:1rem;margin-bottom:1.5rem}.ss-plan-card{position:relative;border:2px solid #e2e8f0;border-radius:14px;padding:1.5rem;cursor:pointer;transition:all .2s}.ss-plan-card:hover{box-shadow:0 4px 16px #00000014;transform:translateY(-2px)}.ss-plan-selected{box-shadow:0 6px 20px #0000001f}.ss-plan-current{cursor:default}.ss-plan-current:hover{transform:none}.ss-plan-current-badge{position:absolute;top:-10px;right:14px;background:#16a34a;color:#fff;font-size:.65rem;font-weight:800;padding:.2rem .6rem;border-radius:999px}.ss-plan-icon{width:48px;height:48px;border-radius:12px;display:flex;align-items:center;justify-content:center;font-size:1.4rem;margin-bottom:.75rem}.ss-plan-name{font-size:1.05rem;font-weight:800;color:#0f172a;margin-bottom:.25rem}.ss-plan-price{font-size:.85rem;font-weight:700;color:#2563eb;margin-bottom:.85rem}.ss-plan-for{font-size:.8rem;color:#374151;line-height:1.5;margin-bottom:.6rem;padding-bottom:.6rem;border-bottom:1px solid #f1f5f9}.ss-plan-for-label{font-weight:700;color:#1e293b}.ss-plan-who{font-size:.76rem;color:#64748b;line-height:1.5}.ss-plan-who-label{font-weight:700}.ss-request-box{background:#fff;border:2px solid #2563eb;border-radius:14px;padding:1.25rem 1.5rem;margin-bottom:1.5rem;box-shadow:0 4px 20px #2563eb1a}.ss-request-box-highlight{animation:requestBoxPulse 1.2s ease 1}@keyframes requestBoxPulse{0%{box-shadow:0 0 #2563eb66,0 4px 20px #2563eb1a}50%{box-shadow:0 0 0 10px #2563eb00,0 4px 20px #2563eb1a}to{box-shadow:0 0 #2563eb00,0 4px 20px #2563eb1a}}.ss-request-title{font-size:.95rem;font-weight:800;color:#1e293b;margin-bottom:.75rem}.ss-request-box textarea{width:100%;border:1.5px solid var(--border);border-radius:8px;padding:.6rem .8rem;font-family:inherit;font-size:.85rem;resize:vertical}.ss-request-actions{display:flex;justify-content:flex-end;gap:.6rem;margin-top:.85rem}.ss-history{background:var(--white);border:1.5px solid var(--border);border-radius:12px;padding:1.25rem 1.5rem}.ss-history-title{font-size:.9rem;font-weight:800;color:#1e293b;margin-bottom:.85rem}.ss-history-row{display:flex;align-items:center;gap:.85rem;padding:.6rem 0;border-bottom:1px solid #f1f5f9;font-size:.82rem}.ss-history-row:last-child{border-bottom:none}.ss-history-plan{font-weight:700;color:#1e293b;flex:1}.ss-history-status{font-weight:700;white-space:nowrap}.ss-status-pending{color:#d97706}.ss-status-approved{color:#16a34a}.ss-status-rejected{color:#dc2626}.ss-history-date{color:#94a3b8;font-size:.75rem;white-space:nowrap}.sub-status-cta{margin-top:.5rem;font-weight:700;color:#2563eb!important;background:#2563eb14!important;text-align:center}.asr-filters{display:flex;gap:.5rem;margin-bottom:1.25rem;flex-wrap:wrap}.asr-filter-btn{font-size:.8rem;font-weight:700;padding:.45rem 1rem;border-radius:999px;border:1.5px solid var(--border);background:#fff;color:var(--text-muted);cursor:pointer;font-family:inherit;transition:all .15s}.asr-filter-btn:hover{border-color:var(--accent)}.asr-filter-active{background:var(--accent);border-color:var(--accent);color:#fff}.asr-empty{text-align:center;padding:3rem;color:var(--text-muted)}.asr-list{display:flex;flex-direction:column;gap:.85rem}.asr-card{background:var(--white);border:1.5px solid var(--border);border-radius:12px;padding:1.1rem 1.25rem}.asr-card-pending{border-left:4px solid #f59e0b}.asr-card-approved{border-left:4px solid #16a34a}.asr-card-rejected{border-left:4px solid #dc2626}.asr-card-top{display:flex;justify-content:space-between;align-items:center;margin-bottom:.5rem}.asr-username{font-weight:800;color:#1e293b;margin-right:.6rem}.asr-plan-badge{font-size:.72rem;font-weight:700;background:#eff6ff;color:#1d4ed8;padding:.2rem .6rem;border-radius:999px}.asr-date{font-size:.75rem;color:var(--text-muted)}.asr-note{font-size:.82rem;color:#475569;background:#f8fafc;border-radius:8px;padding:.5rem .75rem;margin-bottom:.5rem}.asr-resolve-box{margin-top:.75rem;padding-top:.75rem;border-top:1px solid #f1f5f9}.asr-resolve-actions{display:flex;justify-content:flex-end;gap:.5rem}.asr-resolved-info{display:flex;align-items:center;gap:.5rem;font-size:.82rem;margin-top:.4rem}.asr-status-tag{font-weight:700}.asr-status-approved{color:#16a34a}.asr-status-rejected{color:#dc2626}.asr-admin-note{color:var(--text-muted)}.ss-plan-extend-hint{font-size:.72rem;font-weight:700;color:#16a34a;margin-top:.6rem;padding-top:.6rem;border-top:1px dashed #bbf7d0}.ss-extend-note{font-size:.78rem;color:#166534;background:#f0fdf4;border:1px solid #bbf7d0;border-radius:8px;padding:.6rem .85rem;margin-bottom:.75rem;line-height:1.5}.ss-extend-tag{font-size:.7rem;color:#16a34a;font-weight:600}.asr-extend-badge{font-size:.7rem;font-weight:700;background:#f0fdf4;color:#16a34a;padding:.18rem .55rem;border-radius:999px;margin-left:.5rem}.asr-extend-info{font-size:.78rem;color:#166534;background:#f0fdf4;border:1px solid #bbf7d0;border-radius:8px;padding:.55rem .8rem;margin-bottom:.65rem;line-height:1.5}.ss-plan-price-row{margin-bottom:.85rem}.ss-plan-price{font-size:.85rem;font-weight:700;color:#2563eb}.ss-plan-price-alt{font-size:.74rem;color:#16a34a;font-weight:700;margin-top:.15rem;display:flex;align-items:center;gap:.3rem}.ss-plan-price-period{font-weight:500;color:#64748b}.ss-plan-discount-badge{font-size:.62rem;font-weight:800;background:#dcfce7;color:#16a34a;padding:.1rem .4rem;border-radius:999px}.ss-period-group{margin-bottom:.9rem}.ss-period-label{font-size:.78rem;font-weight:700;color:#475569;display:block;margin-bottom:.5rem}.ss-period-options{display:flex;gap:.6rem}.ss-period-btn{flex:1;display:flex;flex-direction:column;align-items:center;gap:.2rem;padding:.65rem .85rem;border:2px solid #e2e8f0;border-radius:10px;background:#fff;cursor:pointer;font-family:inherit;position:relative;transition:all .15s}.ss-period-btn:hover{border-color:#93c5fd}.ss-period-btn-active{border-color:#2563eb;background:#eff6ff}.ss-period-name{font-size:.8rem;font-weight:700;color:#1e293b}.ss-period-price{font-size:.88rem;font-weight:800;color:#2563eb}.ss-period-sub{font-size:.68rem;color:#64748b;font-weight:500}.ss-period-save{position:absolute;top:-8px;right:8px;font-size:.6rem;font-weight:800;background:#16a34a;color:#fff;padding:.1rem .4rem;border-radius:999px}.ss-history-period{font-size:.75rem;color:#64748b;white-space:nowrap}.asr-period-badge{font-size:.7rem;font-weight:700;background:#eff6ff;color:#1d4ed8;padding:.18rem .55rem;border-radius:999px;margin-left:.5rem}.asr-period-hint{font-size:.76rem;color:#1e3a8a;background:#eff6ff;border:1px solid #bfdbfe;border-radius:8px;padding:.5rem .75rem;margin-bottom:.65rem;line-height:1.5}.pw-reset-section{margin:.25rem 0 .5rem}.pw-reset-box{border:1.5px solid #fde68a;background:#fffbeb;border-radius:10px;padding:.85rem 1rem}.pw-reset-title{font-size:.78rem;font-weight:700;color:#92400e;margin-bottom:.6rem}.pw-reset-row{display:flex;gap:.5rem}.pw-reset-row input{flex:1}.pw-reset-actions{display:flex;justify-content:flex-end;gap:.5rem;margin-top:.65rem}.btn-sm{padding:.4rem .85rem;font-size:.78rem}.am-price-display{display:inline-flex;align-items:center;gap:.35rem;background:none;border:none;font-family:inherit;font-size:.85rem;color:#1e293b;cursor:pointer;padding:.25rem .5rem;border-radius:6px;transition:background .15s}.am-price-display:hover:not(:disabled){background:#eff6ff}.am-price-display:disabled{cursor:default;color:#64748b}.am-price-edit-icon{font-size:.7rem;opacity:.5}.am-price-edit{display:flex;align-items:flex-end;gap:.4rem}.am-price-input{width:75px;padding:.3rem .5rem;font-size:.8rem;border:1.5px solid var(--accent);border-radius:6px}.am-price-btn{width:26px;height:26px;border-radius:6px;border:none;font-size:.8rem;font-weight:700;cursor:pointer;display:flex;align-items:center;justify-content:center}.am-price-save{background:#dcfce7;color:#16a34a}.am-price-save:hover{background:#bbf7d0}.am-price-cancel{background:#fee2e2;color:#dc2626}.am-price-cancel:hover{background:#fecaca}.tg-topic-block{border-bottom:1px solid #f1f5f9}.tg-topic-block:last-child{border-bottom:none}.tg-topic-row{border-bottom:none!important}.tg-topic-row-clickable{cursor:pointer}.tg-topic-row-clickable:hover{background:#f8fafc}.tg-subtopic-hint{color:#94a3b8;font-style:italic}.tg-chevron{font-size:.7rem;color:#94a3b8;margin-left:.25rem;flex-shrink:0}.tg-subtopics{background:#fafbfc;border-top:1px solid #f1f5f9;padding:.25rem 0 .25rem 1.5rem}.tg-subtopic-row{display:flex;align-items:center;gap:.5rem;padding:.35rem 1rem .35rem 0;font-size:.8rem}.tg-subtopic-bullet{color:#cbd5e1;flex-shrink:0}.tg-subtopic-name{flex:1;color:#475569}.tg-subtopic-right{display:flex;align-items:center;gap:.5rem;flex-shrink:0}.tg-sub-bar-wrap{width:60px!important}.tg-subtopic-score{font-size:.75rem;font-weight:700;color:#64748b;min-width:35px;text-align:right}.ss-plan-unavailable{cursor:not-allowed!important}.ss-plan-unavailable:hover{transform:none!important;box-shadow:none!important}.ss-plan-unavailable-badge{font-size:.68rem;font-weight:700;color:#92400e;background:#fef3c7;border:1px solid #fde68a;border-radius:999px;padding:.2rem .6rem;margin-bottom:.5rem;display:inline-block}.am-toggle-btn{font-size:.65rem;font-weight:700;padding:.18rem .5rem;border-radius:999px;border:none;cursor:pointer;font-family:inherit;transition:all .15s}.am-toggle-on{background:#fee2e2;color:#dc2626}.am-toggle-on:hover{background:#fecaca}.am-toggle-off{background:#dcfce7;color:#16a34a}.am-toggle-off:hover{background:#bbf7d0}.hnav-guest-btns{display:flex;align-items:center;gap:.5rem}.hnav-btn-login{font-size:.82rem;font-weight:700;color:var(--accent);text-decoration:none;padding:.4rem .85rem;border-radius:8px;border:1.5px solid var(--accent);transition:all .15s}.hnav-btn-login:hover{background:var(--accent);color:#fff}.hnav-btn-register{font-size:.82rem;font-weight:700;color:#fff;text-decoration:none;padding:.4rem .85rem;border-radius:8px;background:var(--accent);border:1.5px solid var(--accent);transition:all .15s}.hnav-btn-register:hover{background:#1d4ed8;border-color:#1d4ed8}.ham-wrap-mobile-only{display:none}@media (max-width: 640px){.ham-wrap-mobile-only{display:block}.hnav-guest-btns{display:none}}.email-verify-banner{background:#fffbeb;border-bottom:2px solid #fde68a;width:100%}.email-verify-banner-content{max-width:1100px;margin:0 auto;padding:.65rem 1.5rem;display:flex;align-items:center;gap:.75rem;font-size:.82rem;color:#92400e;flex-wrap:wrap}.email-verify-banner-content>span:nth-child(2){flex:1}.email-verify-banner-btn{background:#f59e0b;color:#fff;border:none;border-radius:6px;padding:.3rem .85rem;font-size:.78rem;font-weight:700;cursor:pointer;font-family:inherit;white-space:nowrap}.email-verify-banner-btn:hover{background:#d97706}.email-verify-banner-ok{font-weight:700;color:#16a34a}.ss-payment-box{background:linear-gradient(135deg,#f0fdf4,#f8fafc);border:1.5px solid #bbf7d0;border-radius:12px;padding:1.1rem 1.25rem;margin-bottom:.85rem}.ss-payment-title{font-size:.9rem;font-weight:800;color:#166534;margin-bottom:.85rem}.ss-payment-body{display:flex;gap:1.25rem;align-items:flex-start;flex-wrap:wrap}.ss-payment-qr{display:flex;flex-direction:column;align-items:center;gap:.4rem;flex-shrink:0}.ss-payment-qr-label{font-size:.65rem;color:#64748b;text-align:center;max-width:140px;line-height:1.3}.ss-payment-details{flex:1;min-width:200px;display:flex;flex-direction:column;gap:.45rem}.ss-payment-row{display:flex;justify-content:space-between;align-items:center;font-size:.82rem;gap:.5rem}.ss-payment-row span{color:#64748b}.ss-payment-row strong{color:#1e293b}.ss-payment-amount{font-size:1rem;color:#16a34a!important}.ss-payment-note{font-size:.75rem;color:#92400e;background:#fef3c7;border-radius:8px;padding:.5rem .7rem;margin-top:.25rem;line-height:1.4}.ss-payment-open-btn{display:inline-block;margin-top:.4rem;padding:.35rem .85rem;background:#1d4ed8;color:#fff;border-radius:8px;font-size:.72rem;font-weight:700;text-decoration:none;text-align:center}.ss-payment-open-btn:hover{background:#1e40af}.ss-payment-ref-box{background:#fef9c3;border:2px solid #fde047;border-radius:10px;padding:.85rem 1rem;margin:.75rem 0;text-align:center}.ss-payment-ref-label{font-size:.78rem;font-weight:700;color:#854d0e;margin-bottom:.4rem}.ss-payment-ref-code{font-size:1.6rem;font-weight:900;letter-spacing:.15em;color:#1e293b;font-family:DM Mono,monospace;margin-bottom:.4rem}.ss-payment-ref-hint{font-size:.72rem;color:#92400e;line-height:1.4}.asr-payment-ref{display:flex;align-items:center;gap:.5rem;flex-wrap:wrap;background:#fef9c3;border:1px solid #fde047;border-radius:8px;padding:.4rem .75rem;margin:.35rem 0;font-size:.8rem}.asr-payment-ref-label{color:#854d0e;font-weight:600}.asr-payment-ref-code{font-weight:900;font-family:DM Mono,monospace;letter-spacing:.1em;color:#1e293b;background:#fff;border:1px solid #fde047;padding:.1rem .5rem;border-radius:4px}.asr-payment-ref-hint{font-size:.68rem;color:#92400e;flex:1;min-width:150px}.asr-payment-ref-top{display:flex;align-items:center;gap:.5rem;background:#fef08a;border-radius:8px 8px 0 0;padding:.4rem .9rem;margin:-1rem -1rem .75rem;flex-wrap:wrap}.asr-payment-ref-top-label{font-size:.75rem;color:#78350f;font-weight:600}.asr-payment-ref-top-code{font-family:DM Mono,monospace;font-weight:900;font-size:.95rem;letter-spacing:.12em;color:#1e293b;background:#fff;padding:.1rem .5rem;border-radius:5px;border:1px solid #fde047}.asr-payment-ref-top-hint{font-size:.68rem;color:#92400e;flex:1}.ss-pending-notice{display:flex;align-items:flex-start;gap:.85rem;background:#eff6ff;border:1.5px solid #bfdbfe;border-radius:12px;padding:1rem 1.25rem;margin-bottom:1rem}.ss-pending-icon{font-size:1.5rem;flex-shrink:0}.ss-pending-title{font-weight:700;color:#1d4ed8;margin-bottom:.25rem}.ss-pending-sub{font-size:.8rem;color:#475569;line-height:1.5}.ss-pending-ref{font-size:.78rem;color:#1e293b;margin-top:.4rem;background:#dbeafe;padding:.25rem .6rem;border-radius:6px;display:inline-block}.ss-rejected-notice{display:flex;align-items:flex-start;gap:.85rem;background:#fef2f2;border:1.5px solid #fecaca;border-radius:12px;padding:1rem 1.25rem;margin-bottom:1rem}.ss-rejected-icon{font-size:1.5rem;flex-shrink:0}.ss-rejected-title{font-weight:700;color:#dc2626;margin-bottom:.25rem}.ss-rejected-reason{font-size:.82rem;color:#1e293b;background:#fee2e2;padding:.25rem .6rem;border-radius:6px;margin-bottom:.25rem;display:inline-block}.ss-rejected-sub{font-size:.78rem;color:#475569}.ss-contact-confirm{background:#f0fdf4;border:1.5px solid #bbf7d0;border-radius:10px;padding:.9rem 1rem;margin-bottom:.85rem}.ss-contact-confirm-title{font-size:.82rem;font-weight:700;color:#166534;margin-bottom:.6rem}.ss-contact-confirm-links{display:flex;gap:.6rem;flex-wrap:wrap;margin-bottom:.5rem}.ss-contact-btn{display:inline-flex;align-items:center;gap:.3rem;padding:.45rem 1rem;border-radius:8px;font-size:.82rem;font-weight:700;text-decoration:none;transition:opacity .15s}.ss-contact-btn:hover{opacity:.85}.ss-contact-wa{background:#25d366;color:#fff}.ss-contact-tg{background:#2aabee;color:#fff}.ss-contact-confirm-hint{font-size:.72rem;color:#166534;line-height:1.4}.asr-phone-row{display:flex;align-items:center;gap:.6rem;flex-wrap:wrap;margin:.4rem 0;padding:.5rem .75rem;background:#f0fdf4;border-radius:8px;border:1px solid #bbf7d0}.asr-phone-label{font-size:.78rem;color:#166534;font-weight:600}.asr-phone-number{font-size:1rem;font-weight:800;color:#1e293b;text-decoration:none;letter-spacing:.03em}.asr-phone-number:hover{color:#2563eb;text-decoration:underline}.asr-phone-wa{font-size:.72rem;font-weight:700;padding:.2rem .6rem;background:#25d366;color:#fff;border-radius:6px;text-decoration:none}.asr-phone-wa:hover{background:#16a34a}.ss-gopay-loading{display:flex;align-items:center;gap:.75rem;padding:1rem;color:#475569;font-size:.85rem}.ss-gopay-spinner{width:20px;height:20px;border:3px solid #e2e8f0;border-top-color:#2563eb;border-radius:50%;animation:spin .8s linear infinite;flex-shrink:0}@keyframes spin{to{transform:rotate(360deg)}}.ss-gopay-qr-box{display:flex;flex-direction:column;align-items:center;gap:.75rem;padding:1.25rem;background:#f0fdf4;border:1.5px solid #bbf7d0;border-radius:12px;margin-bottom:.75rem;text-align:center}.ss-gopay-qr-title{font-size:.9rem;font-weight:700;color:#166534}.ss-gopay-qr-hint{font-size:.75rem;color:#475569;max-width:280px;line-height:1.4}.ss-gopay-check-btn{background:#16a34a;color:#fff;border:none;border-radius:8px;padding:.5rem 1.25rem;font-size:.82rem;font-weight:700;cursor:pointer;font-family:inherit;margin-top:.25rem}.ss-gopay-check-btn:hover{background:#15803d}
