@font-face{font-display:block;font-family:KaTeX_AMS;font-style:normal;font-weight:400;src:url(/assets/KaTeX_AMS-Regular-BQhdFMY1.woff2)format("woff2"),url(/assets/KaTeX_AMS-Regular-DMm9YOAa.woff)format("woff"),url(/assets/KaTeX_AMS-Regular-DRggAlZN.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Caligraphic;font-style:normal;font-weight:700;src:url(/assets/KaTeX_Caligraphic-Bold-Dq_IR9rO.woff2)format("woff2"),url(/assets/KaTeX_Caligraphic-Bold-BEiXGLvX.woff)format("woff"),url(/assets/KaTeX_Caligraphic-Bold-ATXxdsX0.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Caligraphic;font-style:normal;font-weight:400;src:url(/assets/KaTeX_Caligraphic-Regular-Di6jR-x-.woff2)format("woff2"),url(/assets/KaTeX_Caligraphic-Regular-CTRA-rTL.woff)format("woff"),url(/assets/KaTeX_Caligraphic-Regular-wX97UBjC.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Fraktur;font-style:normal;font-weight:700;src:url(/assets/KaTeX_Fraktur-Bold-CL6g_b3V.woff2)format("woff2"),url(/assets/KaTeX_Fraktur-Bold-BsDP51OF.woff)format("woff"),url(/assets/KaTeX_Fraktur-Bold-BdnERNNW.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Fraktur;font-style:normal;font-weight:400;src:url(/assets/KaTeX_Fraktur-Regular-CTYiF6lA.woff2)format("woff2"),url(/assets/KaTeX_Fraktur-Regular-Dxdc4cR9.woff)format("woff"),url(/assets/KaTeX_Fraktur-Regular-CB_wures.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Main;font-style:normal;font-weight:700;src:url(/assets/KaTeX_Main-Bold-Cx986IdX.woff2)format("woff2"),url(/assets/KaTeX_Main-Bold-Jm3AIy58.woff)format("woff"),url(/assets/KaTeX_Main-Bold-waoOVXN0.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Main;font-style:italic;font-weight:700;src:url(/assets/KaTeX_Main-BoldItalic-DxDJ3AOS.woff2)format("woff2"),url(/assets/KaTeX_Main-BoldItalic-SpSLRI95.woff)format("woff"),url(/assets/KaTeX_Main-BoldItalic-DzxPMmG6.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Main;font-style:italic;font-weight:400;src:url(/assets/KaTeX_Main-Italic-NWA7e6Wa.woff2)format("woff2"),url(/assets/KaTeX_Main-Italic-BMLOBm91.woff)format("woff"),url(/assets/KaTeX_Main-Italic-3WenGoN9.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Main;font-style:normal;font-weight:400;src:url(/assets/KaTeX_Main-Regular-B22Nviop.woff2)format("woff2"),url(/assets/KaTeX_Main-Regular-Dr94JaBh.woff)format("woff"),url(/assets/KaTeX_Main-Regular-ypZvNtVU.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Math;font-style:italic;font-weight:700;src:url(/assets/KaTeX_Math-BoldItalic-CZnvNsCZ.woff2)format("woff2"),url(/assets/KaTeX_Math-BoldItalic-iY-2wyZ7.woff)format("woff"),url(/assets/KaTeX_Math-BoldItalic-B3XSjfu4.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Math;font-style:italic;font-weight:400;src:url(/assets/KaTeX_Math-Italic-t53AETM-.woff2)format("woff2"),url(/assets/KaTeX_Math-Italic-DA0__PXp.woff)format("woff"),url(/assets/KaTeX_Math-Italic-flOr_0UB.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_SansSerif;font-style:normal;font-weight:700;src:url(/assets/KaTeX_SansSerif-Bold-D1sUS0GD.woff2)format("woff2"),url(/assets/KaTeX_SansSerif-Bold-DbIhKOiC.woff)format("woff"),url(/assets/KaTeX_SansSerif-Bold-CFMepnvq.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_SansSerif;font-style:italic;font-weight:400;src:url(/assets/KaTeX_SansSerif-Italic-C3H0VqGB.woff2)format("woff2"),url(/assets/KaTeX_SansSerif-Italic-DN2j7dab.woff)format("woff"),url(/assets/KaTeX_SansSerif-Italic-YYjJ1zSn.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_SansSerif;font-style:normal;font-weight:400;src:url(/assets/KaTeX_SansSerif-Regular-DDBCnlJ7.woff2)format("woff2"),url(/assets/KaTeX_SansSerif-Regular-CS6fqUqJ.woff)format("woff"),url(/assets/KaTeX_SansSerif-Regular-BNo7hRIc.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Script;font-style:normal;font-weight:400;src:url(/assets/KaTeX_Script-Regular-D3wIWfF6.woff2)format("woff2"),url(/assets/KaTeX_Script-Regular-D5yQViql.woff)format("woff"),url(/assets/KaTeX_Script-Regular-C5JkGWo-.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Size1;font-style:normal;font-weight:400;src:url(/assets/KaTeX_Size1-Regular-mCD8mA8B.woff2)format("woff2"),url(/assets/KaTeX_Size1-Regular-C195tn64.woff)format("woff"),url(/assets/KaTeX_Size1-Regular-Dbsnue_I.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Size2;font-style:normal;font-weight:400;src:url(/assets/KaTeX_Size2-Regular-Dy4dx90m.woff2)format("woff2"),url(/assets/KaTeX_Size2-Regular-oD1tc_U0.woff)format("woff"),url(/assets/KaTeX_Size2-Regular-B7gKUWhC.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Size3;font-style:normal;font-weight:400;src:url(data:font/woff2;base64,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)format("woff2"),url(/assets/KaTeX_Size3-Regular-CTq5MqoE.woff)format("woff"),url(/assets/KaTeX_Size3-Regular-DgpXs0kz.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Size4;font-style:normal;font-weight:400;src:url(/assets/KaTeX_Size4-Regular-Dl5lxZxV.woff2)format("woff2"),url(/assets/KaTeX_Size4-Regular-BF-4gkZK.woff)format("woff"),url(/assets/KaTeX_Size4-Regular-DWFBv043.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Typewriter;font-style:normal;font-weight:400;src:url(/assets/KaTeX_Typewriter-Regular-CO6r4hn1.woff2)format("woff2"),url(/assets/KaTeX_Typewriter-Regular-C0xS9mPB.woff)format("woff"),url(/assets/KaTeX_Typewriter-Regular-D3Ib7_Hf.ttf)format("truetype")}.katex{text-indent:0;text-rendering:auto;font:1.21em/1.2 KaTeX_Main,Times New Roman,serif;position:relative}.katex *{border-color:currentColor;-ms-high-contrast-adjust:none!important}.katex .katex-version:after{content:"0.18.4"}.katex .katex-mathml{clip-path:inset(50%);border:0;width:1px;height:1px;padding:0;position:absolute;overflow:hidden}.katex .katex-html>.katex-newline{display:block}.katex .katex-base{white-space:nowrap;width:min-content;position:relative}.katex .katex-base,.katex .katex-strut{display:inline-block}.katex .textbf{font-weight:700}.katex .textit{font-style:italic}.katex .textrm{font-family:KaTeX_Main}.katex .textsf{font-family:KaTeX_SansSerif}.katex .texttt{font-family:KaTeX_Typewriter}.katex .mathnormal{font-family:KaTeX_Math;font-style:italic}.katex .mathit{font-family:KaTeX_Main;font-style:italic}.katex .mathrm{font-style:normal}.katex .mathbf{font-family:KaTeX_Main;font-weight:700}.katex .boldsymbol{font-family:KaTeX_Math;font-style:italic;font-weight:700}.katex .amsrm,.katex .mathbb,.katex .textbb{font-family:KaTeX_AMS}.katex .mathcal{font-family:KaTeX_Caligraphic}.katex .mathfrak,.katex .textfrak{font-family:KaTeX_Fraktur}.katex .mathboldfrak,.katex .textboldfrak{font-family:KaTeX_Fraktur;font-weight:700}.katex .mathtt{font-family:KaTeX_Typewriter}.katex .mathscr,.katex .textscr{font-family:KaTeX_Script}.katex .mathsf,.katex .textsf{font-family:KaTeX_SansSerif}.katex .mathboldsf,.katex .textboldsf{font-family:KaTeX_SansSerif;font-weight:700}.katex .mathitsf,.katex .mathsfit,.katex .textitsf{font-family:KaTeX_SansSerif;font-style:italic}.katex .mainrm{font-family:KaTeX_Main;font-style:normal}.katex .vlist-t{border-collapse:collapse;table-layout:fixed;display:inline-table}.katex .vlist-r{display:table-row}.katex .vlist{vertical-align:bottom;display:table-cell;position:relative}.katex .vlist>span{height:0;display:block;position:relative}.katex .vlist>span>span{display:inline-block}.katex .vlist>span>.pstrut{width:0;overflow:hidden}.katex .vlist-t2{margin-right:-2px}.katex .vlist-s{vertical-align:bottom;width:2px;min-width:2px;font-size:1px;display:table-cell}.katex .katex-vbox{flex-direction:column;align-items:baseline;display:inline-flex}.katex .katex-thinbox{flex-direction:row;width:0;max-width:0;display:inline-flex}.katex .msupsub{text-align:left}.katex .mfrac>span>span{text-align:center}.katex .mfrac .frac-line{border-bottom-style:solid;width:100%;display:inline-block}.katex .katex-hdashline,.katex .katex-hline,.katex .katex-overline .overline-line,.katex .katex-rule,.katex .katex-underline .underline-line,.katex .mfrac .frac-line{min-height:1px}.katex .mspace{display:inline-block}.katex .katex-smash{line-height:0;display:inline}.katex .clap,.katex .llap,.katex .rlap{width:0;position:relative}.katex .clap>.katex-inner,.katex .llap>.katex-inner,.katex .rlap>.katex-inner{position:absolute}.katex .clap>.katex-fix,.katex .llap>.katex-fix,.katex .rlap>.katex-fix{display:inline-block}.katex .llap>.katex-inner{right:0}.katex .clap>.katex-inner,.katex .rlap>.katex-inner{left:0}.katex .clap>.katex-inner>span{margin-left:-50%;margin-right:50%}.katex .katex-rule{border:0 solid;display:inline-block;position:relative}.katex .katex-hline,.katex .katex-overline .overline-line,.katex .katex-underline .underline-line{border-bottom-style:solid;width:100%;display:inline-block}.katex .katex-hdashline{border-bottom-style:dashed;width:100%;display:inline-block}.katex .sqrt>.katex-root{margin-left:.277778em;margin-right:-.555556em}.katex .fontsize-ensurer.reset-size1.size1,.katex .katex-sizing.reset-size1.size1{font-size:1em}.katex .fontsize-ensurer.reset-size1.size2,.katex .katex-sizing.reset-size1.size2{font-size:1.2em}.katex .fontsize-ensurer.reset-size1.size3,.katex .katex-sizing.reset-size1.size3{font-size:1.4em}.katex .fontsize-ensurer.reset-size1.size4,.katex .katex-sizing.reset-size1.size4{font-size:1.6em}.katex .fontsize-ensurer.reset-size1.size5,.katex .katex-sizing.reset-size1.size5{font-size:1.8em}.katex .fontsize-ensurer.reset-size1.size6,.katex .katex-sizing.reset-size1.size6{font-size:2em}.katex .fontsize-ensurer.reset-size1.size7,.katex .katex-sizing.reset-size1.size7{font-size:2.4em}.katex .fontsize-ensurer.reset-size1.size8,.katex .katex-sizing.reset-size1.size8{font-size:2.88em}.katex .fontsize-ensurer.reset-size1.size9,.katex .katex-sizing.reset-size1.size9{font-size:3.456em}.katex .fontsize-ensurer.reset-size1.size10,.katex .katex-sizing.reset-size1.size10{font-size:4.148em}.katex .fontsize-ensurer.reset-size1.size11,.katex .katex-sizing.reset-size1.size11{font-size:4.976em}.katex .fontsize-ensurer.reset-size2.size1,.katex .katex-sizing.reset-size2.size1{font-size:.833333em}.katex .fontsize-ensurer.reset-size2.size2,.katex .katex-sizing.reset-size2.size2{font-size:1em}.katex .fontsize-ensurer.reset-size2.size3,.katex .katex-sizing.reset-size2.size3{font-size:1.16667em}.katex .fontsize-ensurer.reset-size2.size4,.katex .katex-sizing.reset-size2.size4{font-size:1.33333em}.katex .fontsize-ensurer.reset-size2.size5,.katex .katex-sizing.reset-size2.size5{font-size:1.5em}.katex .fontsize-ensurer.reset-size2.size6,.katex .katex-sizing.reset-size2.size6{font-size:1.66667em}.katex .fontsize-ensurer.reset-size2.size7,.katex .katex-sizing.reset-size2.size7{font-size:2em}.katex .fontsize-ensurer.reset-size2.size8,.katex .katex-sizing.reset-size2.size8{font-size:2.4em}.katex .fontsize-ensurer.reset-size2.size9,.katex .katex-sizing.reset-size2.size9{font-size:2.88em}.katex .fontsize-ensurer.reset-size2.size10,.katex .katex-sizing.reset-size2.size10{font-size:3.45667em}.katex .fontsize-ensurer.reset-size2.size11,.katex .katex-sizing.reset-size2.size11{font-size:4.14667em}.katex .fontsize-ensurer.reset-size3.size1,.katex .katex-sizing.reset-size3.size1{font-size:.714286em}.katex .fontsize-ensurer.reset-size3.size2,.katex .katex-sizing.reset-size3.size2{font-size:.857143em}.katex .fontsize-ensurer.reset-size3.size3,.katex .katex-sizing.reset-size3.size3{font-size:1em}.katex .fontsize-ensurer.reset-size3.size4,.katex .katex-sizing.reset-size3.size4{font-size:1.14286em}.katex .fontsize-ensurer.reset-size3.size5,.katex .katex-sizing.reset-size3.size5{font-size:1.28571em}.katex .fontsize-ensurer.reset-size3.size6,.katex .katex-sizing.reset-size3.size6{font-size:1.42857em}.katex .fontsize-ensurer.reset-size3.size7,.katex .katex-sizing.reset-size3.size7{font-size:1.71429em}.katex .fontsize-ensurer.reset-size3.size8,.katex .katex-sizing.reset-size3.size8{font-size:2.05714em}.katex .fontsize-ensurer.reset-size3.size9,.katex .katex-sizing.reset-size3.size9{font-size:2.46857em}.katex .fontsize-ensurer.reset-size3.size10,.katex .katex-sizing.reset-size3.size10{font-size:2.96286em}.katex .fontsize-ensurer.reset-size3.size11,.katex .katex-sizing.reset-size3.size11{font-size:3.55429em}.katex .fontsize-ensurer.reset-size4.size1,.katex .katex-sizing.reset-size4.size1{font-size:.625em}.katex .fontsize-ensurer.reset-size4.size2,.katex .katex-sizing.reset-size4.size2{font-size:.75em}.katex .fontsize-ensurer.reset-size4.size3,.katex .katex-sizing.reset-size4.size3{font-size:.875em}.katex .fontsize-ensurer.reset-size4.size4,.katex .katex-sizing.reset-size4.size4{font-size:1em}.katex .fontsize-ensurer.reset-size4.size5,.katex .katex-sizing.reset-size4.size5{font-size:1.125em}.katex .fontsize-ensurer.reset-size4.size6,.katex .katex-sizing.reset-size4.size6{font-size:1.25em}.katex .fontsize-ensurer.reset-size4.size7,.katex .katex-sizing.reset-size4.size7{font-size:1.5em}.katex .fontsize-ensurer.reset-size4.size8,.katex .katex-sizing.reset-size4.size8{font-size:1.8em}.katex .fontsize-ensurer.reset-size4.size9,.katex .katex-sizing.reset-size4.size9{font-size:2.16em}.katex .fontsize-ensurer.reset-size4.size10,.katex .katex-sizing.reset-size4.size10{font-size:2.5925em}.katex .fontsize-ensurer.reset-size4.size11,.katex .katex-sizing.reset-size4.size11{font-size:3.11em}.katex .fontsize-ensurer.reset-size5.size1,.katex .katex-sizing.reset-size5.size1{font-size:.555556em}.katex .fontsize-ensurer.reset-size5.size2,.katex .katex-sizing.reset-size5.size2{font-size:.666667em}.katex .fontsize-ensurer.reset-size5.size3,.katex .katex-sizing.reset-size5.size3{font-size:.777778em}.katex .fontsize-ensurer.reset-size5.size4,.katex .katex-sizing.reset-size5.size4{font-size:.888889em}.katex .fontsize-ensurer.reset-size5.size5,.katex .katex-sizing.reset-size5.size5{font-size:1em}.katex .fontsize-ensurer.reset-size5.size6,.katex .katex-sizing.reset-size5.size6{font-size:1.11111em}.katex .fontsize-ensurer.reset-size5.size7,.katex .katex-sizing.reset-size5.size7{font-size:1.33333em}.katex .fontsize-ensurer.reset-size5.size8,.katex .katex-sizing.reset-size5.size8{font-size:1.6em}.katex .fontsize-ensurer.reset-size5.size9,.katex .katex-sizing.reset-size5.size9{font-size:1.92em}.katex .fontsize-ensurer.reset-size5.size10,.katex .katex-sizing.reset-size5.size10{font-size:2.30444em}.katex .fontsize-ensurer.reset-size5.size11,.katex .katex-sizing.reset-size5.size11{font-size:2.76444em}.katex .fontsize-ensurer.reset-size6.size1,.katex .katex-sizing.reset-size6.size1{font-size:.5em}.katex .fontsize-ensurer.reset-size6.size2,.katex .katex-sizing.reset-size6.size2{font-size:.6em}.katex .fontsize-ensurer.reset-size6.size3,.katex .katex-sizing.reset-size6.size3{font-size:.7em}.katex .fontsize-ensurer.reset-size6.size4,.katex .katex-sizing.reset-size6.size4{font-size:.8em}.katex .fontsize-ensurer.reset-size6.size5,.katex .katex-sizing.reset-size6.size5{font-size:.9em}.katex .fontsize-ensurer.reset-size6.size6,.katex .katex-sizing.reset-size6.size6{font-size:1em}.katex .fontsize-ensurer.reset-size6.size7,.katex .katex-sizing.reset-size6.size7{font-size:1.2em}.katex .fontsize-ensurer.reset-size6.size8,.katex .katex-sizing.reset-size6.size8{font-size:1.44em}.katex .fontsize-ensurer.reset-size6.size9,.katex .katex-sizing.reset-size6.size9{font-size:1.728em}.katex .fontsize-ensurer.reset-size6.size10,.katex .katex-sizing.reset-size6.size10{font-size:2.074em}.katex .fontsize-ensurer.reset-size6.size11,.katex .katex-sizing.reset-size6.size11{font-size:2.488em}.katex .fontsize-ensurer.reset-size7.size1,.katex .katex-sizing.reset-size7.size1{font-size:.416667em}.katex .fontsize-ensurer.reset-size7.size2,.katex .katex-sizing.reset-size7.size2{font-size:.5em}.katex .fontsize-ensurer.reset-size7.size3,.katex .katex-sizing.reset-size7.size3{font-size:.583333em}.katex .fontsize-ensurer.reset-size7.size4,.katex .katex-sizing.reset-size7.size4{font-size:.666667em}.katex .fontsize-ensurer.reset-size7.size5,.katex .katex-sizing.reset-size7.size5{font-size:.75em}.katex .fontsize-ensurer.reset-size7.size6,.katex .katex-sizing.reset-size7.size6{font-size:.833333em}.katex .fontsize-ensurer.reset-size7.size7,.katex .katex-sizing.reset-size7.size7{font-size:1em}.katex .fontsize-ensurer.reset-size7.size8,.katex .katex-sizing.reset-size7.size8{font-size:1.2em}.katex .fontsize-ensurer.reset-size7.size9,.katex .katex-sizing.reset-size7.size9{font-size:1.44em}.katex .fontsize-ensurer.reset-size7.size10,.katex .katex-sizing.reset-size7.size10{font-size:1.72833em}.katex .fontsize-ensurer.reset-size7.size11,.katex .katex-sizing.reset-size7.size11{font-size:2.07333em}.katex .fontsize-ensurer.reset-size8.size1,.katex .katex-sizing.reset-size8.size1{font-size:.347222em}.katex .fontsize-ensurer.reset-size8.size2,.katex .katex-sizing.reset-size8.size2{font-size:.416667em}.katex .fontsize-ensurer.reset-size8.size3,.katex .katex-sizing.reset-size8.size3{font-size:.486111em}.katex .fontsize-ensurer.reset-size8.size4,.katex .katex-sizing.reset-size8.size4{font-size:.555556em}.katex .fontsize-ensurer.reset-size8.size5,.katex .katex-sizing.reset-size8.size5{font-size:.625em}.katex .fontsize-ensurer.reset-size8.size6,.katex .katex-sizing.reset-size8.size6{font-size:.694444em}.katex .fontsize-ensurer.reset-size8.size7,.katex .katex-sizing.reset-size8.size7{font-size:.833333em}.katex .fontsize-ensurer.reset-size8.size8,.katex .katex-sizing.reset-size8.size8{font-size:1em}.katex .fontsize-ensurer.reset-size8.size9,.katex .katex-sizing.reset-size8.size9{font-size:1.2em}.katex .fontsize-ensurer.reset-size8.size10,.katex .katex-sizing.reset-size8.size10{font-size:1.44028em}.katex .fontsize-ensurer.reset-size8.size11,.katex .katex-sizing.reset-size8.size11{font-size:1.72778em}.katex .fontsize-ensurer.reset-size9.size1,.katex .katex-sizing.reset-size9.size1{font-size:.289352em}.katex .fontsize-ensurer.reset-size9.size2,.katex .katex-sizing.reset-size9.size2{font-size:.347222em}.katex .fontsize-ensurer.reset-size9.size3,.katex .katex-sizing.reset-size9.size3{font-size:.405093em}.katex .fontsize-ensurer.reset-size9.size4,.katex .katex-sizing.reset-size9.size4{font-size:.462963em}.katex .fontsize-ensurer.reset-size9.size5,.katex .katex-sizing.reset-size9.size5{font-size:.520833em}.katex .fontsize-ensurer.reset-size9.size6,.katex .katex-sizing.reset-size9.size6{font-size:.578704em}.katex .fontsize-ensurer.reset-size9.size7,.katex .katex-sizing.reset-size9.size7{font-size:.694444em}.katex .fontsize-ensurer.reset-size9.size8,.katex .katex-sizing.reset-size9.size8{font-size:.833333em}.katex .fontsize-ensurer.reset-size9.size9,.katex .katex-sizing.reset-size9.size9{font-size:1em}.katex .fontsize-ensurer.reset-size9.size10,.katex .katex-sizing.reset-size9.size10{font-size:1.20023em}.katex .fontsize-ensurer.reset-size9.size11,.katex .katex-sizing.reset-size9.size11{font-size:1.43981em}.katex .fontsize-ensurer.reset-size10.size1,.katex .katex-sizing.reset-size10.size1{font-size:.24108em}.katex .fontsize-ensurer.reset-size10.size2,.katex .katex-sizing.reset-size10.size2{font-size:.289296em}.katex .fontsize-ensurer.reset-size10.size3,.katex .katex-sizing.reset-size10.size3{font-size:.337512em}.katex .fontsize-ensurer.reset-size10.size4,.katex .katex-sizing.reset-size10.size4{font-size:.385728em}.katex .fontsize-ensurer.reset-size10.size5,.katex .katex-sizing.reset-size10.size5{font-size:.433944em}.katex .fontsize-ensurer.reset-size10.size6,.katex .katex-sizing.reset-size10.size6{font-size:.48216em}.katex .fontsize-ensurer.reset-size10.size7,.katex .katex-sizing.reset-size10.size7{font-size:.578592em}.katex .fontsize-ensurer.reset-size10.size8,.katex .katex-sizing.reset-size10.size8{font-size:.694311em}.katex .fontsize-ensurer.reset-size10.size9,.katex .katex-sizing.reset-size10.size9{font-size:.833173em}.katex .fontsize-ensurer.reset-size10.size10,.katex .katex-sizing.reset-size10.size10{font-size:1em}.katex .fontsize-ensurer.reset-size10.size11,.katex .katex-sizing.reset-size10.size11{font-size:1.19961em}.katex .fontsize-ensurer.reset-size11.size1,.katex .katex-sizing.reset-size11.size1{font-size:.200965em}.katex .fontsize-ensurer.reset-size11.size2,.katex .katex-sizing.reset-size11.size2{font-size:.241158em}.katex .fontsize-ensurer.reset-size11.size3,.katex .katex-sizing.reset-size11.size3{font-size:.281351em}.katex .fontsize-ensurer.reset-size11.size4,.katex .katex-sizing.reset-size11.size4{font-size:.321543em}.katex .fontsize-ensurer.reset-size11.size5,.katex .katex-sizing.reset-size11.size5{font-size:.361736em}.katex .fontsize-ensurer.reset-size11.size6,.katex .katex-sizing.reset-size11.size6{font-size:.401929em}.katex .fontsize-ensurer.reset-size11.size7,.katex .katex-sizing.reset-size11.size7{font-size:.482315em}.katex .fontsize-ensurer.reset-size11.size8,.katex .katex-sizing.reset-size11.size8{font-size:.578778em}.katex .fontsize-ensurer.reset-size11.size9,.katex .katex-sizing.reset-size11.size9{font-size:.694534em}.katex .fontsize-ensurer.reset-size11.size10,.katex .katex-sizing.reset-size11.size10{font-size:.833601em}.katex .fontsize-ensurer.reset-size11.size11,.katex .katex-sizing.reset-size11.size11{font-size:1em}.katex .delimsizing.size1{font-family:KaTeX_Size1}.katex .delimsizing.size2{font-family:KaTeX_Size2}.katex .delimsizing.size3{font-family:KaTeX_Size3}.katex .delimsizing.size4{font-family:KaTeX_Size4}.katex .delimsizing.mult .delim-size1>span{font-family:KaTeX_Size1}.katex .delimsizing.mult .delim-size4>span{font-family:KaTeX_Size4}.katex .nulldelimiter{width:.12em;display:inline-block}.katex .delimcenter,.katex .op-symbol{position:relative}.katex .op-symbol.small-op{font-family:KaTeX_Size1}.katex .op-symbol.large-op{font-family:KaTeX_Size2}.katex .katex-accent>.vlist-t,.katex .op-limits>.vlist-t{text-align:center}.katex .katex-accent .accent-body{position:relative}.katex .katex-accent .accent-body:not(.accent-full){width:0}.katex .katex-overlay{display:block}.katex .mtable .vertical-separator{min-width:1px;display:inline-block}.katex .mtable .arraycolsep{display:inline-block}.katex .mtable .col-align-c>.vlist-t{text-align:center}.katex .mtable .col-align-l>.vlist-t{text-align:left}.katex .mtable .col-align-r>.vlist-t{text-align:right}.katex .svg-align{text-align:left}.katex svg{fill:currentColor;stroke:currentColor;height:inherit;width:100%;display:block;position:absolute}.katex svg path{stroke:none}.katex svg{fill-rule:nonzero;fill-opacity:1;stroke-width:1px;stroke-linecap:butt;stroke-linejoin:miter;stroke-miterlimit:4;stroke-dasharray:none;stroke-dashoffset:0;stroke-opacity:1}.katex img{border-style:none;min-width:0;max-width:none;min-height:0;max-height:none}.katex .katex-stretchy{width:100%;display:block;position:relative;overflow:hidden}.katex .katex-stretchy:after,.katex .katex-stretchy:before{content:""}.katex .hide-tail{width:100%;position:relative;overflow:hidden}.katex .halfarrow-left{width:50.2%;position:absolute;left:0;overflow:hidden}.katex .halfarrow-right{width:50.2%;position:absolute;right:0;overflow:hidden}.katex .brace-left{width:25.1%;position:absolute;left:0;overflow:hidden}.katex .brace-center{width:50%;position:absolute;left:25%;overflow:hidden}.katex .brace-right{width:25.1%;position:absolute;right:0;overflow:hidden}.katex .x-arrow-pad{padding:0 .5em}.katex .cd-arrow-pad{padding:0 .55556em 0 .27778em}.katex .mover,.katex .munder,.katex .x-arrow{text-align:center}.katex .boxpad{padding:0 .3em}.katex .fbox,.katex .fcolorbox{box-sizing:border-box;border:.04em solid}.katex .cancel-pad{padding:0 .2em}.katex .cancel-lap{margin-left:-.2em;margin-right:-.2em}.katex .katex-sout{border-bottom-style:solid;border-bottom-width:.08em}.katex .angl{box-sizing:border-box;border-top:.049em solid;border-right:.049em solid;margin-right:.03889em}.katex .anglpad{padding:0 .03889em}.katex .eqn-num:before{content:"(" counter(katexEqnNo) ")";counter-increment:katexEqnNo}.katex .mml-eqn-num:before{content:"(" counter(mmlEqnNo) ")";counter-increment:mmlEqnNo}.katex .mtr-glue{width:50%}.katex .cd-vert-arrow{display:inline-block;position:relative}.katex .cd-label-left{text-align:left;display:inline-block;position:absolute;right:calc(50% + .3em)}.katex .cd-label-right{text-align:right;display:inline-block;position:absolute;left:calc(50% + .3em)}.katex-display{text-align:center;margin:1em 0;display:block}.katex-display>.katex{text-align:center;white-space:nowrap;display:block}.katex-display>.katex>.katex-html{display:block;position:relative}.katex-display>.katex>.katex-html>.katex-tag{position:absolute;right:0}.katex-display.leqno>.katex>.katex-html>.katex-tag{left:0;right:auto}.katex-display.fleqn>.katex{text-align:left;padding-left:2em}body{counter-reset:katexEqnNo mmlEqnNo}:root{color:#22292c;font-synthesis:none;text-rendering:optimizelegibility;--warm-bg:#f8f6f3;--surface:#fffdfb;--ink:#22292c;--muted:#747a7d;--line:#e8e1db;--coral:#f0644c;--coral-dark:#db4d39;--blue:#3d628f;--sage:#6f8d74;--shadow:0 14px 40px #41322814;background:#f3f1ee;font-family:Noto Sans SC,PingFang SC,Microsoft YaHei,system-ui,sans-serif}*{box-sizing:border-box}body{background:radial-gradient(circle at 78% 4%,#f0644c0f,#0000 24rem),#f3f1ee;min-width:320px;min-height:100vh;margin:0}button,input,select,textarea{font:inherit}button{color:inherit}.login-page{background:radial-gradient(circle at 78% 8%, #f0644c21, transparent 20rem), radial-gradient(circle at 12% 88%, #3d628f17, transparent 22rem), var(--warm-bg);place-items:center;min-height:100vh;padding:22px;display:grid}.login-card{background:#fffdfbf5;border:1px solid #d6cac1c7;border-radius:26px;width:min(100%,430px);padding:30px;box-shadow:0 24px 70px #342a2221}.login-brand{align-items:center;gap:12px;display:flex}.login-brand>div{flex-direction:column;gap:3px;display:flex}.login-brand strong{font-size:19px}.login-brand small{color:var(--muted);font-size:11px}.login-mark{background:var(--coral);color:#fff;border-radius:14px;place-items:center;width:44px;height:44px;font-size:20px;font-weight:800;display:grid}.login-copy{margin-top:42px}.login-copy h1{letter-spacing:-.04em;margin:0;font-size:38px}.login-copy p{color:var(--muted);margin:9px 0 0}.login-form{flex-direction:column;margin-top:30px;display:flex}.login-form>label{margin:0 0 8px 2px;font-size:13px;font-weight:700}.login-form>label:not(:first-child){margin-top:18px}.login-input{border:1px solid var(--line);color:#8a8e90;background:#fff;border-radius:14px;grid-template-columns:22px minmax(0,1fr) auto;align-items:center;gap:9px;min-height:52px;padding:0 13px;display:grid}.login-input:focus-within{border-color:#3d628fad;box-shadow:0 0 0 3px #3d628f1a}.login-input input{width:100%;min-width:0;color:var(--ink);background:0 0;border:0;outline:0}.login-input input::placeholder{color:#b0b1b2}.password-toggle{color:#8a8e90;cursor:pointer;background:0 0;border:0;border-radius:9px;place-items:center;width:36px;height:36px;display:grid}.login-error{color:#a53b2b;margin:14px 2px 0;font-size:13px;line-height:1.5}.login-submit{background:var(--coral);color:#fff;cursor:pointer;border:0;border-radius:15px;justify-content:center;align-items:center;gap:9px;min-height:54px;margin-top:24px;font-weight:750;display:flex;box-shadow:0 12px 24px #f0644c38}.login-submit:hover{background:var(--coral-dark)}.login-submit:disabled{cursor:wait;opacity:.72}.login-note{color:#999b9c;text-align:center;margin:24px 0 0;font-size:11px;line-height:1.55}.app-shell{background:var(--warm-bg);min-height:100vh}.app-main{width:min(100%,760px);min-height:100vh;padding:0 0 calc(94px + env(safe-area-inset-bottom));margin:0 auto}.navigation{z-index:20;min-height:76px;padding-bottom:env(safe-area-inset-bottom);border-top:1px solid var(--line);-webkit-backdrop-filter:blur(18px);backdrop-filter:blur(18px);background:#fffdfbf0;position:fixed;bottom:0;left:0;right:0}.nav-items{grid-template-columns:repeat(5,1fr);width:min(100%,760px);height:76px;margin:0 auto;display:grid}.nav-items-parent{grid-template-columns:repeat(3,1fr)}.nav-item{color:#7a7e81;cursor:pointer;background:0 0;border:0;flex-direction:column;justify-content:center;align-items:center;gap:5px;font-size:12px;line-height:1;display:flex}.nav-item.is-active{color:var(--coral)}.nav-item:focus-visible,button:focus-visible,select:focus-visible,input:focus-visible,textarea:focus-visible{outline-offset:2px;outline:3px solid #3d628f47}.desktop-brand{display:none}.error-banner{color:#9e3728;background:#fff3ef;border:1px solid #db4d3947;border-radius:12px;margin:12px 18px 0;padding:12px 14px;font-size:14px}.today-view{padding:18px 12px 24px}.today-hero{min-height:265px;box-shadow:var(--shadow);background:#fffdfb;border:1px solid #d6cac1ad;border-radius:0 0 30px 30px;position:relative;overflow:hidden}.hero-copy{z-index:2;padding:24px 20px;position:relative}.hero-copy h1{letter-spacing:-.04em;margin:0;font-size:clamp(38px,10vw,58px);line-height:1}.hero-copy p{letter-spacing:-.02em;margin:24px 0 0;font-size:clamp(22px,5.8vw,32px);font-weight:680;line-height:1.32}.hero-meta-row{flex-wrap:wrap;align-items:center;gap:10px;margin-top:12px;display:flex}.today-date{color:var(--muted);font-size:13px}.hero-focus-tag{color:var(--coral-dark);background:#fff0eb;border-radius:20px;align-items:center;gap:4px;padding:3px 9px;font-size:12px;font-weight:650;display:inline-flex}.progress-ring{--progress:0deg;z-index:2;background:conic-gradient(var(--coral) var(--progress), #ece8e5 0);border-radius:50%;place-items:center;width:108px;height:108px;display:grid;position:absolute;top:28px;right:16px}.progress-ring:before{background:var(--surface);content:"";border-radius:50%;width:92px;height:92px;position:absolute}.progress-ring-inner{text-align:center;flex-direction:column;align-items:baseline;display:flex;position:relative}.progress-ring-inner strong{width:100%;font-size:36px;line-height:1}.progress-ring-inner span{color:var(--muted);margin-top:5px;font-size:13px}.study-desk-asset{filter:drop-shadow(0 10px 14px #32282014);width:57%;max-width:330px;height:auto;position:absolute;bottom:0;right:0}.due-review-banner{width:100%;color:var(--ink);text-align:left;cursor:pointer;background:linear-gradient(135deg,#fff7f3 0%,#ffefe8 100%);border:1px solid #f2b9a9;border-radius:16px;align-items:center;gap:12px;margin-top:12px;padding:13px 16px;transition:transform .14s;display:flex;box-shadow:0 4px 14px #f0644c1a}.due-review-banner:hover{transform:translateY(-1px)}.due-icon{background:var(--coral);color:#fff;border-radius:12px;flex-shrink:0;place-items:center;width:40px;height:40px;display:grid}.due-content{flex-direction:column;flex:1;gap:3px;min-width:0;display:flex}.due-content strong{color:var(--coral-dark);font-size:15px}.due-content span{color:#606466;font-size:12px}.due-content b{color:var(--coral-dark)}.today-actions{gap:8px;margin:12px 2px 18px;display:flex}.primary-action{background:var(--coral);color:#fff;cursor:pointer;border:0;border-radius:16px;flex:1;justify-content:center;align-items:center;gap:8px;min-height:54px;font-size:16px;font-weight:720;transition:background .16s,transform .16s;display:flex;box-shadow:0 10px 20px #f0644c33}.primary-action:hover{background:var(--coral-dark);transform:translateY(-2px)}.primary-action:active{transform:translateY(0)}.add-task-btn,.template-btn,.break-btn{border:1px solid var(--line);background:var(--surface);min-height:54px;color:var(--blue);cursor:pointer;white-space:nowrap;border-radius:16px;justify-content:center;align-items:center;gap:6px;padding:0 15px;font-size:14px;font-weight:700;transition:background .16s;display:flex}.add-task-btn:hover,.template-btn:hover,.break-btn:hover{background:#f0edea}.break-btn{color:var(--sage)}.section-heading-row{justify-content:space-between;align-items:baseline;gap:16px;display:flex}.section-heading-row h2{letter-spacing:-.02em;margin:0;font-size:20px}.section-heading-row span{color:var(--muted);font-size:13px}.section-heading-with-icon{align-items:center;gap:8px;display:flex}.subject-panel{border:1px solid var(--line);background:var(--surface);border-radius:19px;margin-top:4px;padding:14px 14px 0;overflow:hidden}.template-task-note{color:var(--muted);align-items:center;gap:6px;margin:9px 0 0;font-size:12px;line-height:1.5;display:flex}.template-task-note svg{color:var(--blue);flex:none}.subject-list{margin-top:8px}.subject-row{border-bottom:1px solid var(--line);align-items:center;gap:0;padding:0;display:flex}.subject-row:last-child{border-bottom:0}.subject-row-main{text-align:left;cursor:pointer;background:0 0;border:0;flex:1;grid-template-columns:44px 1fr;align-items:center;gap:12px;min-width:0;min-height:64px;padding:8px 0;display:grid}.subject-icon{border-radius:50%;place-items:center;width:40px;height:40px;display:grid}.subject-blue .subject-icon{color:#456a96;background:#e6eef7}.subject-green .subject-icon{color:#65826a;background:#e4efe6}.subject-slate .subject-icon{color:#65738a;background:#e8ebf1}.subject-amber .subject-icon{color:#8a7548;background:#f5eee0}.subject-purple .subject-icon{color:#6e5a8a;background:#ede6f4}.subject-red .subject-icon{color:#8a4e48;background:#f5e3e1}.subject-orange .subject-icon{color:#8a6e48;background:#f5ebe0}.subject-copy{flex-direction:column;gap:5px;min-width:0;display:flex}.subject-copy strong{font-size:18px}.recurring-task-badge{width:fit-content;color:var(--blue);background:#edf2f8;border-radius:999px;padding:1px 7px;font-size:10px;font-weight:700}.subject-copy small{color:var(--coral);text-overflow:ellipsis;white-space:nowrap;font-size:13px;overflow:hidden}.subject-copy small.status-done{color:var(--sage)}.task-actions{flex-shrink:0;align-items:center;gap:4px;padding-right:2px;display:flex}.task-action-btn{color:#9a9b9c;cursor:pointer;background:0 0;border:0;border-radius:8px;place-items:center;width:32px;height:32px;transition:background .12s,color .12s;display:grid}.task-action-btn:hover{color:var(--blue);background:#f2efec}.task-action-delete:hover{color:var(--coral-dark)}.task-action-btn:disabled{opacity:.5;cursor:wait}.insight-row,.photo-entry{border:1px solid var(--line);text-align:left;cursor:pointer;background:#fff9f4;border-radius:15px;grid-template-columns:44px 1fr 22px;align-items:center;gap:10px;width:100%;margin-top:12px;padding:9px 13px;display:grid}.insight-row>svg,.photo-entry>svg{color:#9b9b9b}.insight-icon{width:38px;height:38px;color:var(--coral);border:1px solid #f2b9a9;border-radius:50%;place-items:center;display:grid}.insight-row span:nth-child(2){font-size:14px}.insight-row strong{color:var(--coral)}.photo-entry{background:#fff;border-color:#3d628f8c;margin-top:10px}.photo-icon{border:1px dashed var(--blue);width:44px;height:44px;color:var(--blue);border-radius:11px;place-items:center;display:grid}.photo-entry span:nth-child(2){flex-direction:column;gap:4px;display:flex}.photo-entry strong{color:var(--blue);font-size:16px}.photo-entry small{color:var(--muted);font-size:12px}.content-view{padding:38px 18px 32px}.content-header h1{letter-spacing:-.035em;margin:0;font-size:34px}.content-header p{max-width:540px;color:var(--muted);margin:10px 0 0;font-size:14px;line-height:1.7}.upload-panel{border:1px solid var(--line);background:var(--surface);border-radius:18px;margin-top:24px;padding:18px;box-shadow:0 10px 30px #4132280d}.field-group{justify-content:space-between;align-items:center;gap:16px;display:flex}.field-group label{font-weight:650}.field-group select{border:1px solid var(--line);background:#fff;border-radius:10px;min-width:120px;padding:10px 12px}.upload-button{background:var(--blue);color:#fff;cursor:pointer;border:0;border-radius:13px;justify-content:center;align-items:center;gap:9px;width:100%;min-height:52px;margin-top:16px;font-weight:700;display:flex}.upload-button:disabled{cursor:wait;opacity:.72}.form-message{color:var(--muted);margin:12px 0 0;font-size:13px;line-height:1.5}.form-error{color:#a53b2b;margin:10px 0 0;font-size:13px;line-height:1.5}.form-success{color:var(--sage);margin:10px 0 0;font-size:13px;line-height:1.5}.list-heading{margin:28px 2px 12px}.wq-filter-bar{flex-wrap:wrap;gap:8px;margin-bottom:14px;display:flex}.filter-chip{border:1px solid var(--line);color:var(--muted);cursor:pointer;background:#fff;border-radius:20px;align-items:center;gap:5px;padding:7px 14px;font-size:13px;font-weight:600;transition:all .14s;display:inline-flex}.filter-chip:hover{border-color:var(--coral);color:var(--coral)}.filter-chip.active{border-color:var(--coral);color:var(--coral);background:#fff0eb}.due-count-badge{color:var(--coral-dark)}.chip-badge-icon{color:var(--coral)}.math-markdown-content{color:#2b3034;word-break:break-word;font-size:14.5px;line-height:1.75}.math-markdown-content p{margin:0 0 10px}.math-markdown-content p:last-child{margin-bottom:0}.math-markdown-content strong{color:#171a1c;font-weight:750}.math-markdown-content ul,.math-markdown-content ol{margin:6px 0 12px 20px;padding:0}.math-markdown-content li{margin-bottom:5px;line-height:1.65}.math-markdown-content blockquote{border-left:3.5px solid var(--blue);color:#3b506b;background:#f4f8fd;border-radius:0 8px 8px 0;margin:10px 0;padding:8px 14px;font-size:13.5px}.math-markdown-content code{color:var(--coral-dark);background:#f0edea;border-radius:5px;padding:2px 5px;font-family:ui-monospace,SFMono-Regular,Consolas,monospace;font-size:12.5px}.math-markdown-content .katex-display{background:#fbf9f6;border:1px solid #e8e1dbb3;border-radius:12px;margin:12px 0;padding:10px 14px;overflow:auto hidden;box-shadow:inset 0 1px 3px #00000005}.math-markdown-content .katex{font-size:1.08em}.wq-view-container{padding-bottom:40px}.wq-main-header{flex-wrap:wrap;justify-content:space-between;align-items:flex-start;gap:16px;display:flex}.wq-header-text{flex:1;min-width:260px}.wq-header-actions{align-items:center;gap:10px;display:flex}.batch-print-btn{border:1px solid var(--line);background:var(--surface);color:var(--blue);cursor:pointer;border-radius:12px;align-items:center;gap:7px;padding:9px 16px;font-size:13.5px;font-weight:700;transition:all .14s;display:inline-flex;box-shadow:0 2px 8px #00000008}.batch-print-btn:hover:not(:disabled){border-color:var(--blue);background:#f3f7fd;transform:translateY(-1px)}.batch-print-btn:disabled{opacity:.5;cursor:not-allowed}.wq-upload-card{background:linear-gradient(135deg,#fff 0%,#fdfbf9 100%);border:1px solid #d6cac1cc;border-radius:20px;margin-top:18px;padding:18px 20px;box-shadow:0 10px 28px #4132280d}.upload-fields-row{flex-wrap:wrap;align-items:center;gap:14px;display:flex}.upload-fields-row .field-group{align-items:center;gap:10px;display:flex}.upload-fields-row label{color:#383c3e;font-size:13.5px;font-weight:700}.upload-fields-row select{border:1px solid var(--line);color:var(--ink);cursor:pointer;background:#fff;border-radius:12px;outline:none;padding:9px 14px;font-size:14px;font-weight:600}.upload-fields-row select:focus{border-color:var(--blue)}.wq-scan-trigger-btn{letter-spacing:.01em;flex:1;min-width:180px;transition:transform .14s,box-shadow .14s;background:linear-gradient(135deg, var(--coral) 0%, var(--coral-dark) 100%)!important;border-radius:14px!important;min-height:46px!important;margin-top:0!important;font-size:14.5px!important;box-shadow:0 8px 20px #f0644c38!important}.wq-scan-trigger-btn:hover:not(:disabled){transform:translateY(-1px);box-shadow:0 12px 24px #f0644c4d!important}.wq-filter-control-panel{border:1px solid var(--line);background:var(--surface);border-radius:18px;flex-direction:column;gap:10px;margin-top:20px;padding:16px 18px;display:flex}.filter-row-label{color:var(--muted);white-space:nowrap;align-items:center;gap:4px;min-width:54px;font-size:12.5px;font-weight:700;display:inline-flex}.wq-subject-filter-row,.wq-status-filter-row{align-items:center;gap:8px;display:flex}.wq-chips-scroll{scrollbar-width:none;gap:7px;padding-bottom:2px;display:flex;overflow-x:auto}.wq-chips-scroll::-webkit-scrollbar{display:none}.wq-search-bar{align-items:center;margin-top:4px;display:flex;position:relative}.wq-search-bar .search-icon{color:#9aa0a6;pointer-events:none;position:absolute;left:12px}.wq-search-input{border:1px solid var(--line);width:100%;height:40px;color:var(--ink);background:#fbf9f7;border-radius:12px;outline:none;padding:0 34px 0 36px;font-size:13.5px;transition:all .14s}.wq-search-input:focus{border-color:var(--blue);background:#fff;box-shadow:0 0 0 3px #3d628f1a}.search-clear-btn{color:#6d7275;cursor:pointer;background:#e6e2de;border:0;border-radius:50%;place-items:center;width:24px;height:24px;display:grid;position:absolute;right:8px}.heading-count{color:var(--muted);font-size:13px;font-weight:400}.wrong-list-v2{flex-direction:column;gap:14px;margin-top:10px;display:flex}.wrong-card-v2{border:1px solid var(--line);background:var(--surface);cursor:pointer;text-align:left;border-radius:20px;flex-direction:column;gap:12px;padding:18px;transition:all .16s;display:flex;box-shadow:0 4px 16px #41322808}.wrong-card-v2:hover{border-color:#3d628f73;transform:translateY(-2px);box-shadow:0 8px 24px #41322814}.wrong-card-v2.item-is-due{background:linear-gradient(135deg,#fffdfb 0%,#fffbf8 100%);border-color:#f0644c66;box-shadow:0 6px 20px #f0644c17}.card-top-row{justify-content:space-between;align-items:center;gap:10px;display:flex}.card-badge-group{flex-wrap:wrap;align-items:center;gap:7px;display:flex}.card-subject-badge{color:var(--blue);background:#edf3fb;border-radius:8px;padding:3px 9px;font-size:12px;font-weight:750}.card-time{color:var(--muted);font-size:12px}.card-main-content{grid-template-columns:56px 1fr;align-items:flex-start;gap:14px;display:grid}.card-thumb-box{border:1px solid var(--line);background:#f0ece9;border-radius:12px;flex-shrink:0;width:56px;height:56px;overflow:hidden}.card-thumb-img{object-fit:cover;width:100%;height:100%}.card-thumb-placeholder{color:#7b8a9c;background:#f3f5f8;border-radius:12px;flex-shrink:0;place-items:center;width:56px;height:56px;display:grid}.card-text-wrapper{flex-direction:column;gap:5px;min-width:0;display:flex}.card-title{color:var(--ink);margin:0;font-size:16.5px;font-weight:700;line-height:1.4}.card-preview-text{color:#63686b;-webkit-line-clamp:2;-webkit-box-orient:vertical;margin:0;font-size:13px;line-height:1.55;display:-webkit-box;overflow:hidden}.card-footer-tags{border-top:1px dashed #f0ece8;flex-wrap:wrap;align-items:center;gap:7px;padding-top:4px;display:flex}.card-tag{border-radius:6px;align-items:center;gap:4px;padding:3px 8px;font-size:11.5px;font-weight:600;display:inline-flex}.card-tag.tag-kp{color:var(--blue);background:#f3f7fe}.card-tag.tag-cause{color:var(--coral-dark);background:#fef4f0}.card-tag.tag-ebbinghaus{color:#616668;background:#f3f2ee}.wq-empty-card{background:var(--surface);border:1px dashed var(--line);color:var(--muted);border-radius:20px;flex-direction:column;align-items:center;gap:8px;padding:40px 20px;display:flex}.wq-empty-card p{color:#4a5053;margin:0;font-size:15px;font-weight:650}.wq-empty-card span{font-size:12.5px}.wq-detail-sheet{max-height:90vh;overflow-y:auto;border-radius:28px!important;max-width:760px!important;padding:28px 24px!important}.wq-sheet-header{border-bottom:1px solid var(--line);flex-direction:column;gap:10px;margin-bottom:20px;padding-bottom:16px;display:flex}.wq-header-badges{flex-wrap:wrap;align-items:center;gap:8px;display:flex}.wq-subject-pill{color:var(--blue);background:#e8f0fe;border-radius:20px;padding:3px 10px;font-size:13px;font-weight:800}.wq-created-time{color:var(--muted);margin-left:auto;font-size:12.5px}.wq-title-text{letter-spacing:-.02em;color:#171b1d;margin:4px 0 0;font-size:22px;line-height:1.35}.wq-meta-chips{flex-wrap:wrap;align-items:center;gap:8px;display:flex}.wq-chip{border-radius:8px;align-items:center;gap:5px;padding:4px 10px;font-size:12px;font-weight:650;display:inline-flex}.wq-chip.kp-chip{color:#2b558f;background:#eef4ff;border:1px solid #d4e3fc}.wq-chip.cause-chip{color:#c9432e;background:#fff2ed;border:1px solid #fad3c7}.wq-chip.ebbinghaus-chip{color:#555a5d;background:#f1f0ec;border:1px solid #e1ded9}.wq-review-alert{color:#595e61;background:#f5f4f0;border-radius:12px;align-items:center;gap:8px;margin-top:4px;padding:9px 13px;font-size:13px;font-weight:600;display:flex}.wq-review-alert.is-due{color:var(--coral-dark);background:#fff1eb;border:1px solid #f9c9bb;animation:2s ease-in-out infinite pulseLight}@keyframes pulseLight{0%,to{opacity:1}50%{opacity:.85}}.wq-cards-container{flex-direction:column;gap:16px;display:flex}.wq-section-card{border:1px solid var(--line);background:#fff;border-radius:18px;padding:18px 20px;box-shadow:0 4px 18px #41322808}.wq-card-header{align-items:center;gap:10px;margin-bottom:12px;display:flex}.wq-card-header h3{color:var(--ink);margin:0;font-size:16px;font-weight:750}.wq-card-icon{border-radius:10px;flex-shrink:0;place-items:center;width:32px;height:32px;display:grid}.wq-card-icon.icon-blue{color:var(--blue);background:#e8f0fe}.wq-card-icon.icon-coral{color:var(--coral);background:#feebe7}.wq-card-icon.icon-green{color:#1e7e34;background:#e6f4ea}.wq-card-icon.icon-amber{color:#b06000;background:#fef7e0}.wq-card-icon.icon-purple{color:#7b2cbf;background:#f3e8fd}.card-badge{border-radius:6px;margin-left:auto;padding:2px 8px;font-size:11px;font-weight:700}.badge-warning{color:var(--coral-dark);background:#fff0eb}.badge-success{color:#1e7e34;background:#e6f4ea}.badge-amber{color:#a15c00;background:#fef7e0}.badge-purple{color:#6f2dbd;background:#f5e8fc}.wq-card-base{background:#fafcfe;border-color:#3d628f40}.wq-card-diagnosis{background:#fffbf9;border-color:#f0644c4d}.wq-card-solution{background:#fafffb;border-color:#28a74540}.wq-card-takeaways{background:#fffdf9;border-color:#d9770640}.wq-card-variations{background:#fdfaff;border-color:#9333ea40}.wq-photo-card{background:#f8faff;border-color:#3d628f4d}.preview-zoom-btn{color:var(--blue);cursor:pointer;background:#fff;border:1px solid #c9d9f2;border-radius:8px;align-items:center;gap:5px;margin-left:auto;padding:4px 10px;font-size:12px;font-weight:650;transition:all .12s;display:inline-flex}.preview-zoom-btn:hover{background:#edf3fc}.wq-photo-preview-box{cursor:pointer;background:#000;border:1px solid #dbe5f5;border-radius:12px;max-height:280px;position:relative;overflow:hidden}.wq-preview-img{object-fit:contain;width:100%;height:auto;max-height:280px;transition:transform .2s;display:block}.wq-photo-preview-box:hover .wq-preview-img{transform:scale(1.02)}.photo-zoom-hint{color:#fff;background:linear-gradient(#0000,#000000b3);justify-content:center;align-items:center;gap:6px;padding:8px 12px;font-size:12px;display:flex;position:absolute;bottom:0;left:0;right:0}.lightbox-overlay{z-index:1000;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);background:#000000e0;justify-content:center;align-items:center;padding:20px;display:flex;position:fixed;inset:0}.lightbox-content{flex-direction:column;align-items:center;max-width:90vw;max-height:90vh;display:flex;position:relative}.lightbox-image{object-fit:contain;border-radius:12px;max-width:100%;max-height:82vh;box-shadow:0 10px 40px #0009}.lightbox-close{color:#fff;cursor:pointer;background:#fff3;border:0;border-radius:50%;place-items:center;width:36px;height:36px;transition:background .14s;display:grid;position:absolute;top:-44px;right:0}.lightbox-close:hover{background:#fff6}.lightbox-caption{color:#ffffffd9;margin-top:12px;font-size:13.5px}.wq-coach-link-btn{color:#fff;cursor:pointer;background:linear-gradient(135deg,#7b2cbf 0%,#9d4edd 100%);border:0;border-radius:12px;align-items:center;gap:7px;margin-top:14px;padding:9px 16px;font-size:13.5px;font-weight:700;transition:all .14s;display:inline-flex;box-shadow:0 4px 14px #7b2cbf40}.wq-coach-link-btn:hover{transform:translateY(-1px);box-shadow:0 8px 20px #7b2cbf59}.wq-status-control-box{border:1px solid var(--line);background:#f8f6f3;border-radius:18px;margin-top:20px;padding:18px 20px}.status-control-header{flex-direction:column;gap:2px;margin-bottom:12px;display:flex}.status-control-header strong{color:var(--ink);font-size:15px}.status-control-header span{color:var(--muted);font-size:12px}.status-buttons-grid{grid-template-columns:repeat(3,1fr);gap:10px;display:grid}.status-saving-hint{color:var(--blue);align-items:center;gap:6px;margin-top:10px;font-size:12px;display:flex}.wq-detail-footer{border-top:1px solid var(--line);flex-wrap:wrap;justify-content:space-between;align-items:center;gap:12px;margin-top:20px;padding-top:16px;display:flex}.wq-print-btn{border:1px solid var(--line);color:var(--blue);cursor:pointer;background:#fff;border-radius:14px;align-items:center;gap:7px;padding:10px 18px;font-size:14px;font-weight:700;transition:all .14s;display:inline-flex}.wq-print-btn:hover{border-color:var(--blue);background:#f1f6fd}.wq-delete-btn{color:#b54737;cursor:pointer;background:#fff8f7;border:1px solid #eededb;border-radius:14px;align-items:center;gap:6px;padding:10px 16px;font-size:13.5px;font-weight:650;transition:all .14s;display:inline-flex}.wq-delete-btn:hover{background:#feebe7;border-color:#f7b2a6}.wq-delete-btn.confirm{background:var(--coral);border-color:var(--coral-dark);color:#fff}.print-modal-sheet{max-height:92vh;overflow-y:auto;border-radius:26px!important;max-width:860px!important;padding:24px 28px!important}.print-modal-header{justify-content:space-between;align-items:flex-start;gap:14px;margin-bottom:16px;display:flex}.print-modal-title-group{align-items:center;gap:12px;display:flex}.print-header-icon{width:42px;height:42px;color:var(--blue);background:#e8f0fe;border-radius:12px;place-items:center;display:grid}.print-modal-title-group h2{color:var(--ink);margin:0;font-size:20px}.print-modal-title-group p{color:var(--muted);margin:3px 0 0;font-size:12.5px}.print-toolbar{border:1px solid var(--line);background:#f8f6f3;border-radius:16px;flex-direction:column;gap:12px;margin-bottom:16px;padding:14px 18px;display:flex}.print-mode-selector{flex-wrap:wrap;align-items:center;gap:10px;display:flex}.toolbar-label{color:#4a5054;font-size:13px;font-weight:700}.mode-btn{border:1px solid var(--line);color:#555b5f;cursor:pointer;background:#fff;border-radius:20px;align-items:center;gap:6px;padding:6px 14px;font-size:12.5px;font-weight:600;transition:all .12s;display:inline-flex}.mode-btn:hover{border-color:var(--blue);color:var(--blue)}.mode-btn.active{border-color:var(--blue);color:var(--blue);background:#edf4fe;font-weight:750}.print-action-bar{border-top:1px dashed #e4dfda;flex-wrap:wrap;justify-content:space-between;align-items:center;gap:12px;padding-top:10px;display:flex}.selection-stats{color:#555b5f;align-items:center;gap:12px;font-size:13px;display:flex}.text-btn{color:var(--blue);cursor:pointer;background:0 0;border:0;align-items:center;gap:4px;font-size:12.5px;font-weight:650;display:inline-flex}.print-trigger-btn{background:var(--blue);color:#fff;cursor:pointer;border:0;border-radius:14px;align-items:center;gap:8px;padding:10px 22px;font-size:14.5px;font-weight:750;transition:all .14s;display:inline-flex;box-shadow:0 6px 18px #3d628f40}.print-trigger-btn:hover:not(:disabled){background:#2f4f75;transform:translateY(-1px)}.print-trigger-btn:disabled{opacity:.5;cursor:not-allowed}.print-question-selector{margin-bottom:18px}.selector-grid{grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:8px;max-height:140px;padding:4px;display:grid;overflow-y:auto}.selector-item{border:1px solid var(--line);cursor:pointer;text-align:left;background:#fff;border-radius:10px;align-items:center;gap:8px;padding:8px 10px;font-size:12px;transition:all .12s;display:flex}.selector-item.selected{border-color:var(--blue);background:#f4f8fe}.selector-check{width:18px;height:18px;color:var(--blue);background:#fff;border:1.5px solid #b8c0c8;border-radius:4px;flex-shrink:0;place-items:center;display:grid}.selector-item.selected .selector-check{border-color:var(--blue);background:var(--blue);color:#fff}.selector-num{color:var(--muted);font-weight:700}.selector-sub{color:var(--blue);font-weight:700}.selector-title{text-overflow:ellipsis;white-space:nowrap;color:var(--ink);overflow:hidden}.printable-paper-wrapper{background:#eae6e1;border-radius:18px;padding:16px;overflow-x:auto}.printable-paper{color:#111;background:#fff;border-radius:8px;min-height:500px;padding:36px 32px;font-family:PingFang SC,Microsoft YaHei,Noto Sans SC,sans-serif;box-shadow:0 4px 20px #00000014}.paper-header{text-align:center;border-bottom:2px solid #222;margin-bottom:24px;padding-bottom:14px}.paper-meta-top{color:#444;justify-content:space-between;margin-bottom:12px;font-size:13px;display:flex}.paper-title{letter-spacing:.04em;margin:0;font-size:24px}.paper-subtitle{color:#666;margin:6px 0 0;font-size:12px}.paper-questions-list{flex-direction:column;gap:24px;display:flex}.paper-question-card{page-break-inside:avoid;border-bottom:1px dashed #ccc;padding-bottom:20px}.paper-question-card:last-child{border-bottom:0}.paper-q-header{align-items:center;gap:8px;margin-bottom:6px;font-size:13px;display:flex}.paper-q-index{color:#fff;background:#222;border-radius:4px;padding:1px 6px;font-weight:800}.paper-q-subject{font-weight:700}.paper-q-kp{color:#555}.paper-q-title{margin:0 0 10px;font-size:17px;line-height:1.4}.paper-q-image-box{max-width:460px;margin:10px 0}.paper-q-image{object-fit:contain;border:1px solid #ddd;border-radius:6px;max-width:100%;max-height:220px}.paper-answer-blank{background:#fdfdfd;border:1px dashed #999;border-radius:8px;min-height:130px;margin-top:14px;padding:10px 14px}.blank-label{color:#888;font-size:12px}.paper-review-tags{gap:10px;margin:8px 0 12px;font-size:12px;display:flex}.paper-tag-cause{color:#c9432e;background:#feebe7;border-radius:4px;padding:2px 7px;font-weight:600}.paper-tag-count{background:#f0f0f0;border-radius:4px;padding:2px 7px}.paper-footer{color:#777;border-top:1px solid #ddd;justify-content:space-between;margin-top:36px;padding-top:14px;font-size:11.5px;display:flex}.empty-print-state{color:#888;flex-direction:column;align-items:center;gap:8px;padding:50px 20px;display:flex}@media print{body *{visibility:hidden}.no-print,.navigation,.app-header,.upload-panel,.wq-filter-control-panel,.list-heading{display:none!important}.print-modal-overlay{background:0 0!important;padding:0!important;position:static!important}.print-modal-sheet{max-width:100%!important;max-height:none!important;box-shadow:none!important;background:0 0!important;border:none!important;padding:0!important;position:static!important;overflow:visible!important}.printable-paper-wrapper{background:0 0!important;padding:0!important}.printable-paper,.printable-paper *{visibility:visible!important}.printable-paper{position:absolute;top:0;left:0;width:100%!important;box-shadow:none!important;padding:0!important}.paper-question-card{page-break-inside:avoid!important}}.scores-header{justify-content:space-between;align-items:flex-start;gap:14px;display:flex}.add-score-btn{border:1px solid var(--line);background:var(--surface);color:var(--blue);cursor:pointer;white-space:nowrap;border-radius:10px;flex-shrink:0;align-items:center;gap:6px;padding:8px 14px;font-size:14px;font-weight:700;transition:background .12s;display:flex}.add-score-btn:hover{background:#edf2f8}.trend-section{border:1px solid var(--line);background:var(--surface);border-radius:20px;margin-top:22px;padding:18px;box-shadow:0 4px 20px #4132280a}.text-toggle-btn{color:var(--blue);cursor:pointer;background:0 0;border:0;font-size:13px;font-weight:600}.trend-chart-container{margin-top:14px}.trend-chart-hint{color:var(--muted);margin:0 0 10px;font-size:12px;line-height:1.5}.trend-legend{flex-wrap:wrap;gap:8px;margin-bottom:12px;display:flex}.trend-legend-item{border:1px solid var(--line);color:#666;cursor:pointer;background:#fff;border-radius:20px;align-items:center;gap:6px;padding:4px 10px;font-size:12px;transition:all .12s;display:inline-flex}.trend-legend-item.active{color:var(--legend-color,#333);background:#fdfaf8;border-color:currentColor;font-weight:700}.trend-dot{background:var(--legend-color,#888);border-radius:50%;width:8px;height:8px}.trend-svg{width:100%;height:auto;overflow:visible}.diagnostics-card{background:linear-gradient(135deg,#fffcfb 0%,#fff4ef 100%);border:1px solid #f0644c4d;border-radius:18px;margin-top:16px;padding:16px 18px}.diagnostics-header{color:var(--coral-dark);align-items:center;gap:8px;margin-bottom:6px;font-size:15px;display:flex}.diagnostics-sparkle{color:var(--coral)}.diagnostics-card p{color:#5a5552;margin:0;font-size:13px;line-height:1.6}.diagnostics-card strong{color:var(--coral-dark)}.score-row-title{align-items:center;gap:8px;display:flex}.score-weak-pill{color:var(--coral-dark);background:#fff0eb;border-radius:6px;align-items:center;gap:3px;padding:2px 7px;font-size:11px;font-weight:700;display:inline-flex}.score-bar.bar-weak span{background:#db4d39}.score-form{background:#fafbfc;border:1px solid #3d628f40;border-radius:16px;margin-top:18px;padding:18px;animation:.2s slideDown}@keyframes slideDown{0%{opacity:0;transform:translateY(-8px)}to{opacity:1;transform:translateY(0)}}.score-form-row{align-items:flex-end;gap:12px;display:flex}.score-form-row+.score-form-row{margin-top:14px}.score-form-field{flex-direction:column;flex:1;gap:6px;min-width:0;display:flex}.score-form-field label{color:var(--muted);font-size:13px;font-weight:650}.score-form-field label small{font-weight:500}.score-form-field input,.score-form-field select{border:1px solid var(--line);background:#fff;border-radius:10px;min-height:44px;padding:0 12px;font-size:14px}.score-form-field input:focus,.score-form-field select:focus{border-color:var(--blue);outline:0;box-shadow:0 0 0 3px #3d628f1a}.score-form-submit{background:var(--blue);color:#fff;cursor:pointer;white-space:nowrap;border:0;border-radius:10px;flex-shrink:0;justify-content:center;align-items:center;gap:6px;min-height:44px;padding:0 18px;font-weight:700;display:flex}.score-form-submit:hover{background:#2f4f73}.score-form-submit:disabled{opacity:.6;cursor:wait}.exam-switcher{color:var(--muted);align-items:center;gap:8px;margin-top:20px;font-size:13px;display:flex}.exam-switcher select{border:1px solid var(--line);background:#fff;border-radius:10px;padding:8px 12px;font-size:13px}.score-summary{background:var(--coral);color:#fff;border-radius:20px;justify-content:space-between;align-items:center;margin-top:24px;padding:22px;display:flex;box-shadow:0 14px 28px #f0644c33}.score-summary>div{flex-direction:column;gap:7px;display:flex}.score-summary span{color:#ffffffc7;font-size:13px}.score-summary strong{font-size:38px;line-height:1}.score-summary strong small{font-size:16px;font-weight:500}.score-rate{text-align:right}.score-rate strong{font-size:26px}.score-list{border:1px solid var(--line);background:var(--surface);border-radius:17px;overflow:hidden}.score-row{border-bottom:1px solid var(--line);padding:14px 16px}.score-row:last-child{border-bottom:0}.score-row-heading{justify-content:space-between;align-items:center;font-size:14px;display:flex}.score-row-heading span{color:var(--muted)}.score-bar{background:#ece9e6;border-radius:6px;height:6px;margin-top:9px;overflow:hidden}.score-bar span{border-radius:inherit;background:var(--coral);height:100%;display:block}.profile-card{border:1px solid var(--line);background:var(--surface);border-radius:18px;align-items:center;gap:14px;margin-top:24px;padding:20px;display:flex}.avatar{width:54px;height:54px;color:var(--coral-dark);background:#f9dfd8;border-radius:50%;place-items:center;font-size:22px;font-weight:800;display:grid}.avatar-parent{color:var(--blue);background:#e4ebf4}.profile-card div{flex-direction:column;gap:4px;display:flex}.profile-card strong{font-size:18px}.profile-card small{color:var(--muted)}.profile-edit-btn{border:1px solid var(--line);background:var(--surface);width:36px;height:36px;color:var(--muted);cursor:pointer;border-radius:10px;place-items:center;margin-left:auto;display:grid}.profile-edit-btn:hover{color:var(--blue);border-color:var(--blue)}.profile-edit-panel{border:1px solid var(--line);background:var(--surface);border-radius:18px;flex-direction:column;gap:12px;margin-top:16px;padding:18px;display:flex}.profile-edit-panel label{align-items:center;gap:10px;display:flex}.profile-edit-panel label span{width:44px;color:var(--muted);font-size:14px}.profile-edit-panel input,.profile-edit-panel select{border:1px solid var(--line);background:var(--surface);color:var(--ink);border-radius:10px;flex:1;padding:10px 12px;font-size:15px}.profile-save-btn{background:var(--blue);color:#fff;cursor:pointer;border:none;border-radius:10px;align-self:flex-end;align-items:center;gap:6px;padding:10px 18px;font-size:14px;font-weight:700;display:inline-flex}.profile-save-btn:disabled{opacity:.6;cursor:default}.focus-stats-card{border:1px solid var(--line);background:var(--surface);border-radius:18px;margin-top:16px;padding:18px}.focus-stats-header{color:var(--blue);align-items:center;gap:8px;margin-bottom:14px;font-size:15px;display:flex}.focus-stats-grid{grid-template-columns:1fr 1fr;gap:12px;display:grid}.focus-stat-box{background:#f8f6f3;border-radius:12px;flex-direction:column;gap:4px;padding:12px 14px;display:flex}.focus-stat-box span{color:var(--muted);font-size:12px}.focus-stat-box strong{color:var(--ink);font-size:24px;line-height:1.1}.focus-stat-box strong small{color:var(--muted);font-size:13px;font-weight:400}.focus-stat-box small{color:var(--coral);font-size:11px;font-weight:600}.focus-subject-breakdown{border-top:1px solid var(--line);color:var(--muted);margin-top:14px;padding-top:12px;font-size:12px}.subject-pills{flex-wrap:wrap;gap:6px;margin-top:8px;display:flex}.subject-pill{color:var(--blue);background:#edf2f8;border-radius:6px;padding:4px 8px;font-size:11px;font-weight:600}.settings-list{border:1px solid var(--line);background:var(--surface);border-radius:18px;margin-top:16px;overflow:hidden}.settings-list>div{border-bottom:1px solid var(--line);grid-template-columns:32px 1fr;align-items:center;gap:10px;padding:16px;display:grid}.settings-list>div:last-child{border-bottom:0}.settings-list>div>svg{color:var(--blue)}.settings-list span{flex-direction:column;gap:3px;display:flex}.settings-list strong{font-size:14px}.settings-list small{color:var(--muted);font-size:12px;line-height:1.45}.version-note{color:#9c9d9d;text-align:center;margin:24px 0;font-size:12px}.logout-button{width:100%;min-height:50px;color:var(--coral-dark);cursor:pointer;background:#fff6f2;border:1px solid #db4d3940;border-radius:14px;justify-content:center;align-items:center;gap:8px;margin-top:16px;font-weight:700;display:flex}.logout-button:hover{background:#ffede7}.parent-header{justify-content:space-between;align-items:flex-start;gap:18px;display:flex}.readonly-note{min-height:30px;color:var(--blue);background:#edf2f8;border:1px solid #3d628f38;border-radius:999px;align-items:center;padding:0 11px;font-size:12px;font-weight:750;display:inline-flex}.parent-progress{border:1px solid var(--line);background:var(--surface);min-height:178px;box-shadow:var(--shadow);border-radius:21px;justify-content:space-between;align-items:center;gap:18px;margin-top:24px;padding:24px;display:flex;position:relative;overflow:hidden}.parent-progress .progress-ring{flex:none;position:relative;top:auto;right:auto}.parent-progress-copy{flex-direction:column;min-width:0;display:flex}.parent-progress-copy>span{color:var(--muted);font-size:13px}.parent-progress-copy>strong{letter-spacing:-.035em;margin-top:9px;font-size:34px}.parent-progress-copy>strong small{color:var(--muted);font-size:14px;font-weight:550}.parent-progress-copy p{color:var(--muted);align-items:center;gap:6px;margin:15px 0 0;font-size:12px;display:flex}.parent-focus-line{font-weight:600;color:var(--coral-dark)!important}.parent-due-banner{color:var(--coral-dark);background:#fff7f3;border:1px solid #f2b9a9;border-radius:16px;align-items:center;gap:12px;margin-top:14px;padding:13px 16px;display:flex}.parent-due-banner small{color:var(--muted);margin-top:2px;display:block}.parent-section{margin-top:26px}.parent-subject-list{border:1px solid var(--line);background:var(--surface);border-radius:18px;margin-top:12px;overflow:hidden}.parent-subject{border-bottom:1px solid var(--line);grid-template-columns:44px minmax(0,1fr) auto;align-items:center;gap:12px;min-height:68px;padding:10px 14px;display:grid}.parent-subject:last-child{border-bottom:0}.parent-subject>span:nth-child(2){flex-direction:column;gap:4px;min-width:0;display:flex}.parent-subject strong{font-size:16px}.parent-subject small{color:var(--muted);font-size:12px}.parent-subject b{color:var(--coral);white-space:nowrap;font-size:12px}.parent-insights{grid-template-columns:repeat(2,minmax(0,1fr));gap:12px;margin-top:14px;display:grid}.parent-insight{border:1px solid var(--line);background:var(--surface);text-align:left;border-radius:16px;align-items:center;gap:11px;min-width:0;min-height:88px;padding:14px;display:flex}button.parent-insight{cursor:pointer}.parent-insight>span{width:38px;height:38px;color:var(--blue);background:#edf2f8;border-radius:12px;flex:none;place-items:center;display:grid}.parent-insight>div{flex-direction:column;gap:5px;min-width:0;display:flex}.parent-insight small{color:var(--muted);font-size:11px}.parent-insight strong{white-space:nowrap;font-size:16px}.parent-reminder{color:var(--coral-dark);background:#fff8f3;border:1px solid #f0d8cb;border-radius:15px;align-items:flex-start;gap:10px;margin-top:14px;padding:14px 16px;display:flex}.parent-reminder svg{flex:none;margin-top:1px}.parent-reminder p{color:#6e5c54;margin:0;font-size:13px;line-height:1.6}.parent-reminder strong{color:var(--coral-dark)}.focus-overlay{z-index:50;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);background:#22292c61;align-items:end;padding:14px;display:grid;position:fixed;inset:0}.focus-sheet{width:min(100%,480px);padding:30px 22px calc(24px + env(safe-area-inset-bottom));background:var(--surface);text-align:center;border-radius:24px;margin:0 auto;position:relative;box-shadow:0 30px 80px #22292c3d}.icon-button{cursor:pointer;background:#f2efec;border:0;border-radius:50%;place-items:center;width:40px;height:40px;display:grid}.focus-close{position:absolute;top:16px;right:16px}.focus-subject{color:var(--coral);font-size:13px;font-weight:750}.focus-sheet h2{margin:10px 40px 0;font-size:22px}.focus-mode-selector{justify-content:center;gap:6px;margin-bottom:16px;display:flex}.mode-chip{border:1px solid var(--line);color:var(--muted);cursor:pointer;background:#fff;border-radius:20px;align-items:center;gap:4px;padding:6px 12px;font-size:12px;font-weight:600;transition:all .14s;display:inline-flex}.mode-chip.active{border-color:var(--coral);color:var(--coral-dark);background:#fff0eb}.focus-time{color:var(--ink);font-variant-numeric:tabular-nums;letter-spacing:-.05em;margin:20px 0 14px;font-size:64px;font-weight:760;line-height:1}.focus-time.break-mode{color:var(--sage)}.pomodoro-tracker{flex-wrap:wrap;justify-content:center;align-items:center;gap:8px;margin-bottom:22px;display:flex}.pomodoro-dot{border:2px solid var(--line);background:0 0;border-radius:50%;width:12px;height:12px}.pomodoro-dot.filled{background:var(--coral);border-color:var(--coral)}.pomodoro-dot.current{border-color:var(--coral);animation:1.5s infinite pulse}@keyframes pulse{0%{transform:scale(1)}50%{transform:scale(1.3)}to{transform:scale(1)}}.pomodoro-count-label{width:100%;color:var(--muted);margin-top:4px;font-size:12px}.focus-controls{justify-content:center;align-items:center;gap:10px;display:flex}.focus-toggle,.focus-complete{cursor:pointer;border-radius:13px;justify-content:center;align-items:center;gap:8px;min-height:48px;font-weight:700;display:inline-flex}.focus-toggle{border:1px solid var(--line);width:130px;color:var(--blue);background:#fff;font-size:15px}.focus-complete{background:var(--coral);color:#fff;border:0;width:100%;margin-top:16px;font-size:16px}.sound-toggle-btn{border:1px solid var(--line);min-height:48px;color:var(--muted);cursor:pointer;background:#fff;border-radius:13px;align-items:center;gap:5px;padding:0 14px;font-size:13px;font-weight:600;display:inline-flex}.sound-toggle-btn.active{border-color:var(--blue);color:var(--blue);background:#eef4fc}.btn-reset-timer{border:1px solid var(--line);width:48px;height:48px;color:var(--muted);cursor:pointer;background:#fff;border-radius:13px;place-items:center;display:grid}.focus-feedback-card{padding:10px 0;animation:.2s fadeIn}.focus-feedback-card h3{color:var(--coral-dark);margin:0 0 8px;font-size:22px}.focus-feedback-card p{color:var(--muted);margin:0;font-size:14px;line-height:1.6}.feedback-prompt{font-weight:700;color:var(--ink)!important;margin:20px 0 14px!important;font-size:15px!important}.feedback-buttons{flex-direction:column;gap:10px;margin-top:10px;display:flex}.feedback-btn{border:1px solid var(--line);cursor:pointer;background:#fff;border-radius:16px;flex-direction:column;align-items:center;padding:14px;transition:all .14s;display:flex}.feedback-btn:hover{transform:translateY(-2px);box-shadow:0 6px 18px #0000000f}.feedback-btn.mastered{color:var(--sage);background:#f5f9f6;border-color:#6f8d7466}.feedback-btn.need-practice{color:var(--coral-dark);background:#fff8f5;border-color:#f0644c66}.feedback-btn strong{margin-bottom:2px;font-size:16px}.feedback-btn small{color:var(--muted);font-size:12px}.modal-overlay{z-index:50;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);background:#22292c61;align-items:end;padding:14px;animation:.18s fadeIn;display:grid;position:fixed;inset:0}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}.modal-sheet{width:min(100%,520px);max-height:85vh;padding:28px 22px calc(22px + env(safe-area-inset-bottom));background:var(--surface);border-radius:24px;margin:0 auto;animation:.26s cubic-bezier(.22,1,.36,1) sheetUp;position:relative;overflow-y:auto;box-shadow:0 30px 80px #22292c3d}@keyframes sheetUp{0%{opacity:0;transform:translateY(40px)}to{opacity:1;transform:translateY(0)}}.modal-close{position:absolute;top:16px;right:16px}.modal-sheet h2{letter-spacing:-.02em;margin:0 0 8px;font-size:22px}.modal-subtitle{color:var(--muted);margin:0 0 18px;font-size:13px;line-height:1.5}.template-modal-sheet{text-align:left}.template-list{flex-direction:column;gap:10px;margin-bottom:18px;display:flex}.template-item{border:1px solid var(--line);background:#fff;border-radius:14px;align-items:center;gap:12px;padding:12px 14px;transition:opacity .14s;display:flex}.template-item.disabled{opacity:.55;background:#faf9f8}.template-toggle-btn{border:2px solid var(--line);color:#0000;cursor:pointer;background:#fff;border-radius:8px;flex-shrink:0;place-items:center;width:26px;height:26px;transition:all .12s;display:grid}.template-toggle-btn.is-on{border-color:var(--coral);background:var(--coral);color:#fff}.template-info{flex-direction:column;flex:1;gap:3px;min-width:0;display:flex}.template-header{align-items:center;gap:8px;display:flex}.template-subject{color:var(--coral);font-size:13px;font-weight:700}.template-header strong{color:var(--ink);font-size:15px}.template-minutes{color:var(--muted);font-size:12px}.template-days{color:var(--muted);font-size:11px}.template-add-btn{border:1px dashed var(--blue);width:100%;min-height:48px;color:var(--blue);cursor:pointer;background:#f4f8fd;border-radius:14px;justify-content:center;align-items:center;gap:8px;font-weight:700;display:flex}.template-add-form{background:#f8fafc;border:1px solid #3d628f4d;border-radius:16px;margin-top:14px;padding:16px}.template-add-form h3{margin:0 0 12px;font-size:16px}.weekdays-picker{flex-wrap:wrap;gap:6px;margin-top:6px;display:flex}.weekday-chip{border:1px solid var(--line);color:var(--muted);cursor:pointer;background:#fff;border-radius:8px;padding:6px 10px;font-size:12px}.weekday-chip.active{border-color:var(--blue);color:var(--blue);background:#eaf1fa;font-weight:700}.template-form-actions{gap:10px;margin-top:16px;display:flex}.btn-cancel{border:1px solid var(--line);min-height:48px;color:var(--muted);cursor:pointer;background:#fff;border-radius:12px;padding:0 18px}.modal-form{flex-direction:column;gap:14px;display:flex}.modal-form label{color:var(--muted);margin-bottom:-8px;font-size:13px;font-weight:650}.modal-form select,.modal-form input{border:1px solid var(--line);background:#fff;border-radius:12px;min-height:48px;padding:0 14px;font-size:15px}.modal-form select:focus,.modal-form input:focus{border-color:var(--blue);outline:0;box-shadow:0 0 0 3px #3d628f1a}.minutes-picker{flex-wrap:wrap;gap:8px;margin-top:4px;display:flex}.minute-chip{border:1px solid var(--line);color:var(--muted);cursor:pointer;background:#fff;border-radius:10px;padding:8px 12px;font-size:13px;font-weight:600;transition:all .14s}.minute-chip:hover{border-color:var(--blue);color:var(--blue)}.minute-chip.active{border-color:var(--blue);color:var(--blue);background:#edf2f8}.modal-submit{background:var(--coral);color:#fff;cursor:pointer;border:0;border-radius:12px;flex:1;justify-content:center;align-items:center;gap:8px;min-height:48px;font-size:15px;font-weight:720;display:flex;box-shadow:0 8px 18px #f0644c2e}.modal-submit:hover{background:var(--coral-dark)}.modal-submit:disabled{opacity:.6;cursor:wait}.wq-detail-sheet{text-align:left}.wq-detail-header{align-items:center;gap:14px;margin-bottom:14px;display:flex}.wq-detail-icon{width:48px;height:48px;color:var(--blue);background:#edf2f8;border-radius:14px;place-items:center;display:grid}.wq-detail-subject{color:var(--coral);font-size:14px;font-weight:700}.wq-detail-date{color:var(--muted);margin-top:3px;font-size:12px;display:block}.wq-detail-sheet h2{margin:0 0 12px;font-size:20px}.wq-detail-tags{flex-wrap:wrap;gap:7px;margin-bottom:18px;display:flex}.wq-tag{color:#64686a;background:#f4f1ee;border-radius:8px;align-items:center;gap:5px;padding:6px 10px;font-size:12px;display:inline-flex}.wq-detail-analysis{margin-bottom:22px}.wq-detail-analysis h3{color:var(--muted);margin:0 0 8px;font-size:14px;font-weight:650}.wq-detail-analysis p{border:1px solid var(--line);color:#4a4e50;background:#faf9f7;border-radius:12px;margin:0;padding:14px;font-size:14px;line-height:1.7}.wq-status-section{margin-bottom:20px}.wq-status-section h3{color:var(--muted);margin:0 0 10px;font-size:14px;font-weight:650}.status-buttons{gap:8px;display:flex}.status-btn{border:1px solid var(--line);min-height:42px;color:var(--muted);cursor:pointer;background:#fff;border-radius:10px;flex:1;justify-content:center;align-items:center;gap:5px;font-size:14px;font-weight:650;transition:all .14s;display:inline-flex}.status-btn:hover{border-color:var(--blue);color:var(--blue)}.status-btn-active{color:#fff;border-color:#0000}.status-btn-active.status-待复习{background:var(--coral)}.status-btn-active.status-已复习{background:var(--blue)}.status-btn-active.status-已掌握{background:var(--sage)}.status-btn:disabled{opacity:.6;cursor:wait}.status-saving{color:var(--muted);align-items:center;gap:6px;margin-top:8px;font-size:12px;display:flex}.wq-delete-btn{width:100%;min-height:44px;color:var(--muted);cursor:pointer;background:#fff;border:1px solid #db4d3933;border-radius:12px;justify-content:center;align-items:center;gap:7px;font-size:14px;font-weight:600;transition:all .14s;display:flex}.wq-delete-btn:hover{border-color:var(--coral);color:var(--coral)}.wq-delete-btn.confirm{border-color:var(--coral);color:var(--coral-dark);background:#fff3ef}.wq-delete-btn:disabled{opacity:.5;cursor:wait}.coach-view{min-height:calc(100vh - 94px - env(safe-area-inset-bottom));flex-direction:column;display:flex;padding-bottom:0!important}.coach-subject-bar{flex-wrap:wrap;gap:8px;margin-top:18px;display:flex}.subject-chip{border:1px solid var(--line);color:var(--muted);cursor:pointer;background:#fff;border-radius:20px;padding:7px 14px;font-size:13px;font-weight:600;transition:all .14s}.subject-chip:hover{border-color:var(--coral);color:var(--coral)}.subject-chip.active{border-color:var(--coral);color:var(--coral);background:#fff0eb}.coach-tools-row{align-items:center;gap:10px;margin-top:12px;display:flex}.agent-selector{color:var(--ink);align-items:center;gap:7px;font-size:13px;font-weight:700;display:flex}.agent-selector svg{color:var(--blue)}.agent-selector select{border:1px solid var(--line);background:var(--surface);color:var(--ink);border-radius:10px;padding:7px 28px 7px 10px}.agent-description{color:var(--muted);flex:1;font-size:12px}.import-wrong-btn{border:1px solid var(--line);background:var(--surface);color:var(--blue);cursor:pointer;white-space:nowrap;border-radius:10px;align-items:center;gap:6px;padding:8px 11px;font-weight:700;display:flex}.wrong-import-panel{border:1px solid var(--line);background:var(--surface);border-radius:14px;margin-top:10px;padding:12px}.wrong-import-panel>strong{font-size:14px}.wrong-import-panel>p{color:var(--muted);margin:10px 0 0;font-size:13px}.wrong-import-list{gap:7px;max-height:190px;margin-top:9px;display:grid;overflow-y:auto}.wrong-import-list button{border:1px solid var(--line);text-align:left;cursor:pointer;background:#fbfaf8;border-radius:10px;grid-template-columns:52px 1fr;gap:2px 8px;padding:9px 11px;display:grid}.wrong-import-list button:hover{border-color:var(--coral)}.wrong-import-list button>span{color:var(--coral);grid-row:1/span 2;align-self:center;font-size:12px;font-weight:700}.wrong-import-list button>strong{text-overflow:ellipsis;white-space:nowrap;overflow:hidden}.wrong-import-list button>small{color:var(--muted)}.focus-rest-label{color:var(--sage);background:#eaf2eb;border-radius:999px;align-self:center;align-items:center;gap:6px;padding:7px 12px;font-size:13px;font-weight:700;display:inline-flex}.chat-container{flex-direction:column;flex:1;min-height:200px;margin-top:16px;display:flex;overflow-y:auto}.chat-empty{color:var(--muted);text-align:center;flex-direction:column;flex:1;justify-content:center;align-items:center;gap:10px;padding:40px 20px;display:flex}.chat-empty p{color:var(--ink);margin:8px 0 0;font-size:16px;font-weight:600}.chat-empty span{font-size:13px}.chat-messages{flex-direction:column;gap:16px;padding-bottom:10px;display:flex}.chat-bubble{gap:10px;max-width:92%;animation:.2s bubbleIn;display:flex}@keyframes bubbleIn{0%{opacity:0;transform:translateY(8px)}}.chat-student{flex-direction:row-reverse;align-self:flex-end}.chat-ai{align-self:flex-start}.chat-avatar{width:32px;height:32px;color:var(--blue);background:#edf2f8;border-radius:50%;flex-shrink:0;place-items:center;display:grid}.chat-student .chat-avatar{color:var(--coral);background:#fff0eb}.chat-content{border-radius:18px;padding:12px 16px;font-size:14px;line-height:1.7}.chat-student .chat-content{background:var(--coral);color:#fff;border-bottom-right-radius:6px}.chat-ai .chat-content{background:var(--surface);border:1px solid var(--line);border-bottom-left-radius:6px}.chat-model{color:var(--blue);background:#edf2f8;border-radius:6px;margin-bottom:6px;padding:2px 8px;font-size:11px;font-weight:600;display:inline-block}.chat-model.demo{color:var(--coral);background:#fff0eb}.chat-text{word-break:break-word}.chat-text>:first-child{margin-top:0}.chat-text>:last-child{margin-bottom:0}.chat-text p{white-space:pre-wrap;margin:.45em 0}.chat-text ul,.chat-text ol{margin:.45em 0;padding-left:1.4em}.chat-text code{background:#3d628f14;border-radius:5px;padding:.1em .35em;font-family:ui-monospace,SFMono-Regular,Consolas,monospace}.chat-thinking{color:var(--muted);align-items:center;gap:6px;font-size:13px;display:flex}.chat-input-form{border-top:1px solid var(--line);background:var(--warm-bg);align-items:flex-end;gap:10px;padding:14px 0;display:flex;position:sticky;bottom:0}.chat-input-group{flex-direction:column;flex:1;gap:6px;min-width:0;display:flex}.chat-textarea{border:1px solid var(--line);resize:none;background:#fff;border-radius:14px;width:100%;min-height:44px;max-height:120px;padding:11px 14px;font-size:14px;line-height:1.5}.chat-textarea:focus{border-color:var(--blue);outline:0;box-shadow:0 0 0 3px #3d628f1a}.chat-thought-input{border:1px dashed var(--line);width:100%;min-height:36px;color:var(--muted);background:#faf9f7;border-radius:10px;padding:8px 14px;font-size:13px}.chat-thought-input:focus{border-color:var(--blue);color:var(--ink);border-style:solid;outline:0;box-shadow:0 0 0 3px #3d628f14}.chat-thought-input::placeholder{color:#b5b6b7}.chat-send{background:var(--coral);color:#fff;cursor:pointer;border:0;border-radius:14px;flex-shrink:0;place-items:center;width:48px;height:48px;transition:background .14s;display:grid}.chat-send:hover{background:var(--coral-dark)}.chat-send:disabled{opacity:.4;cursor:not-allowed}.center-state{min-height:60vh;color:var(--muted);justify-content:center;align-items:center;gap:10px;display:flex}.center-state.compact{min-height:160px}.spin{animation:.9s linear infinite spin}@keyframes spin{to{transform:rotate(360deg)}}.visually-hidden,.sr-only{clip:rect(0 0 0 0);white-space:nowrap;clip-path:inset(50%);width:1px;height:1px;position:absolute;overflow:hidden}@media (width<=420px){.study-desk-asset{right:-8px}.login-page{align-items:stretch;padding:0}.login-card{min-height:100vh;box-shadow:none;border:0;border-radius:0;flex-direction:column;justify-content:center;padding:28px 24px;display:flex}.parent-progress{padding:20px 17px}.parent-progress .progress-ring{width:96px;height:96px}.parent-progress .progress-ring:before{width:80px;height:80px}.parent-progress .progress-ring-inner strong{font-size:32px}.parent-insights{grid-template-columns:1fr}.today-actions{flex-flow:wrap;gap:6px}.primary-action{flex-basis:100%;font-size:14px}.add-task-btn,.template-btn,.break-btn{flex:1;min-height:46px;padding:0 8px;font-size:12px}.coach-tools-row{flex-wrap:wrap;align-items:stretch}.agent-selector{flex:100%}.agent-description{flex:1;min-width:150px}.score-form-row{flex-direction:column;gap:10px}.score-form-submit{width:100%}.nav-items{grid-template-columns:repeat(5,1fr)}.nav-item{gap:3px;font-size:11px}.nav-item svg{width:20px;height:20px}.focus-time{font-size:50px}.focus-mode-selector{flex-wrap:wrap}}@media (width>=720px){body{padding:22px}.login-page{border-radius:24px;min-height:calc(100vh - 44px)}.app-shell{border:1px solid #d6cac1b8;border-radius:28px;grid-template-columns:228px minmax(0,760px);width:min(100%,1040px);min-height:calc(100vh - 44px);margin:0 auto;display:grid;overflow:hidden;box-shadow:0 25px 70px #342a221f}.app-main{min-height:calc(100vh - 44px);padding-bottom:0}.navigation{border-top:0;border-right:1px solid var(--line);-webkit-backdrop-filter:none;backdrop-filter:none;background:#fffdfb;flex-direction:column;min-height:100%;padding:28px 18px;display:flex;position:static}.desktop-brand{flex-direction:column;gap:5px;padding:0 8px 28px;display:flex}.desktop-brand span{letter-spacing:-.04em;font-size:25px;font-weight:800}.desktop-brand small{color:var(--muted);font-size:11px}.nav-items{flex-direction:column;gap:6px;width:100%;height:auto;display:flex}.nav-item{border-radius:12px;flex-direction:row;justify-content:flex-start;gap:12px;min-height:48px;padding:0 13px;font-size:14px}.nav-item.is-active{background:#fff0eb}.today-view{padding:28px 30px 44px}.today-hero{border-radius:24px;min-height:302px}.hero-copy{padding:30px 24px}.hero-copy p{margin-top:32px}.progress-ring{width:126px;height:126px;top:34px;right:22px}.progress-ring:before{width:108px;height:108px}.progress-ring-inner strong{font-size:42px}.study-desk-asset{width:58%;bottom:4px;right:12px}.primary-action{min-height:60px}.today-actions{margin-bottom:26px}.subject-panel{padding:18px 18px 0}.subject-row-main{grid-template-columns:52px 1fr;min-height:84px}.subject-icon{width:48px;height:48px}.insight-row,.photo-entry{margin-top:18px;padding:14px 16px}.photo-entry{margin-top:14px}.content-view{padding:42px 34px}.focus-overlay,.modal-overlay{align-items:center}.coach-view{min-height:calc(100vh - 44px)}}@media (width>=720px) and (width<=900px){body{padding:18px}.login-page{min-height:calc(100vh - 36px)}.app-shell{border-radius:24px;grid-template-columns:184px minmax(0,1fr);min-height:calc(100vh - 36px)}.app-main{min-height:calc(100vh - 36px)}.navigation{padding:24px 14px}.desktop-brand{padding:0 7px 24px}.today-view{padding:22px 22px 36px}.today-hero{min-height:278px}.hero-copy{padding:27px 22px}.hero-copy p{margin-top:26px}.progress-ring{width:116px;height:116px;top:28px;right:18px}.progress-ring:before{width:100px;height:100px}.progress-ring-inner strong{font-size:38px}.study-desk-asset{width:56%;right:4px}.subject-row-main{min-height:76px}.content-view{padding:34px 28px}}.weekly-report-sheet{text-align:left;width:min(100%,640px)}.weekly-report-header{margin-bottom:20px}.report-badge{color:var(--coral-dark);background:#fdf0eb;border-radius:20px;align-items:center;gap:6px;margin-bottom:8px;padding:4px 12px;font-size:13px;font-weight:700;display:inline-flex}.weekly-report-header h2{color:var(--ink);margin:0 0 4px;font-size:24px}.report-date-range{color:var(--muted);margin:0;font-size:13px}.report-data-notice{color:#81551e;background:#fffaf1;border:1px solid #c4873c52;border-radius:12px;margin:0 0 16px;padding:11px 13px;font-size:13px;line-height:1.55}.demo-data-badge{color:#8a611e;vertical-align:middle;background:#fff4d9;border-radius:999px;align-items:center;padding:2px 7px;font-size:10px;font-weight:700;line-height:1.4;display:inline-flex}.score-empty-state{border:1px dashed var(--line);background:var(--surface);color:var(--muted);border-radius:18px;align-items:center;gap:14px;margin-top:20px;padding:22px;display:flex}.score-empty-state svg{color:var(--primary);flex:none}.score-empty-state strong{color:var(--text);margin-bottom:4px;display:block}.score-empty-state p{margin:0;line-height:1.6}.report-stats-grid{grid-template-columns:repeat(3,1fr);gap:10px;margin-bottom:22px;display:grid}.report-stat-card{border:1px solid var(--line);background:#fff;border-radius:16px;flex-direction:column;gap:4px;padding:14px 12px;display:flex}.stat-label{color:var(--muted);align-items:center;gap:5px;font-size:12px;font-weight:600;display:inline-flex}.stat-value{color:var(--ink);margin:2px 0;font-size:26px;line-height:1.1}.stat-value small{color:var(--muted);font-size:14px;font-weight:500}.stat-sub{color:var(--muted);font-size:11px}.diagnosis-sections{flex-direction:column;gap:14px;margin-bottom:20px;display:flex}.diagnosis-card{border:1px solid var(--line);background:#fff;border-radius:18px;padding:16px 18px}.diagnosis-card-title{align-items:center;gap:8px;margin-bottom:8px;font-size:15px;display:flex}.diagnosis-card p{color:#4a4e50;margin:0;font-size:13.5px;line-height:1.65}.card-highlights{background:#f8faf8;border-color:#6f8d7459}.card-highlights .diagnosis-card-title{color:#436d49}.card-weaknesses{background:#fff9f6;border-color:#f0644c4d}.card-weaknesses .diagnosis-card-title{color:var(--coral-dark)}.card-plan{background:#f5f8fc;border-color:#3d628f4d}.card-plan .diagnosis-card-title{color:var(--blue)}.card-parent{background:#fdfbf7;border-color:#c4873c59}.card-parent .diagnosis-card-title{color:#a3651d}.report-tags-row{color:var(--muted);flex-wrap:wrap;align-items:center;gap:6px;margin-top:10px;font-size:12px;display:flex}.report-subject-tag{color:var(--coral-dark);background:#feebe7;border-radius:6px;padding:2px 8px;font-size:11px;font-weight:600}.report-cause-tag{color:#6a4f94;background:#f0edf8;border-radius:6px;padding:2px 8px;font-size:11px}.report-footer{justify-content:center;margin-top:10px;display:flex}.btn-refresh-report{border:1px solid var(--line);color:var(--muted);cursor:pointer;background:#fff;border-radius:12px;align-items:center;gap:6px;padding:10px 18px;font-size:13px;font-weight:600;transition:all .14s;display:inline-flex}.btn-refresh-report:hover{border-color:var(--blue);color:var(--blue)}.btn-refresh-report:disabled{opacity:.6;cursor:wait}.parent-report-banner{text-align:left;cursor:pointer;background:linear-gradient(135deg,#fffcfb 0%,#fff2ec 100%);border:1px solid #f0644c59;border-radius:20px;align-items:center;gap:14px;width:100%;margin-top:16px;padding:16px 18px;transition:transform .14s,box-shadow .14s;display:flex;box-shadow:0 4px 18px #f0644c14}.parent-report-banner:hover{transform:translateY(-2px);box-shadow:0 8px 24px #f0644c24}.report-banner-icon{width:46px;height:46px;color:var(--coral);background:#fde8e1;border-radius:14px;flex-shrink:0;place-items:center;display:grid}.report-banner-copy{flex-direction:column;flex:1;gap:3px;min-width:0;display:flex}.report-banner-copy strong{color:var(--coral-dark);font-size:16px}.report-banner-copy span{color:var(--muted);font-size:12.5px}.profile-report-entry{border:1px solid var(--line);background:var(--surface);text-align:left;cursor:pointer;border-radius:18px;align-items:center;gap:12px;width:100%;margin-top:16px;padding:16px 18px;transition:all .14s;display:flex}.profile-report-entry:hover{border-color:var(--coral);background:#fffdfb}.profile-report-icon{width:42px;height:42px;color:var(--coral);background:#fdeee9;border-radius:12px;flex-shrink:0;place-items:center;display:grid}.profile-report-copy{flex-direction:column;flex:1;gap:3px;min-width:0;display:flex}.profile-report-copy strong{color:var(--ink);font-size:15px}.profile-report-copy span{color:var(--muted);font-size:12px}.coach-header-row{justify-content:space-between;align-items:flex-start;gap:12px;display:flex}.clear-history-btn{border:1px solid var(--line);color:var(--muted);cursor:pointer;white-space:nowrap;background:#fff;border-radius:10px;flex-shrink:0;align-items:center;gap:5px;padding:6px 12px;font-size:12px;font-weight:600;transition:all .14s;display:inline-flex}.clear-history-btn:hover{border-color:var(--coral);color:var(--coral)}.clear-history-btn.confirm{border-color:var(--coral);color:var(--coral-dark);background:#fff3ef}.chat-subject-tag{color:var(--coral-dark);background:#fff0eb;border-radius:6px;margin-bottom:6px;margin-right:6px;padding:2px 7px;font-size:11px;font-weight:700;display:inline-block}@media (prefers-reduced-motion:reduce){*,:before,:after{scroll-behavior:auto!important;transition:none!important;animation-duration:.01ms!important}}
