:root{--react-pdf-annotation-layer: 1;--annotation-unfocused-field-background: url("data:image/svg+xml;charset=UTF-8,<svg width='1px' height='1px' xmlns='http://www.w3.org/2000/svg'><rect width='100%' height='100%' style='fill:rgba(0, 54, 255, 0.13);'/></svg>");--input-focus-border-color: Highlight;--input-focus-outline: 1px solid Canvas;--input-unfocused-border-color: transparent;--input-disabled-border-color: transparent;--input-hover-border-color: black;--link-outline: none}@media screen and (forced-colors:active){:root{--input-focus-border-color: CanvasText;--input-unfocused-border-color: ActiveText;--input-disabled-border-color: GrayText;--input-hover-border-color: Highlight;--link-outline: 1.5px solid LinkText}.annotationLayer .textWidgetAnnotation :is(input,textarea):required,.annotationLayer .choiceWidgetAnnotation select:required,.annotationLayer .buttonWidgetAnnotation:is(.checkBox,.radioButton) input:required{outline:1.5px solid selectedItem}.annotationLayer .linkAnnotation:hover{-webkit-backdrop-filter:invert(100%);backdrop-filter:invert(100%)}}.annotationLayer{position:absolute;top:0;left:0;pointer-events:none;transform-origin:0 0;z-index:3}.annotationLayer[data-main-rotation="90"] .norotate{transform:rotate(270deg) translate(-100%)}.annotationLayer[data-main-rotation="180"] .norotate{transform:rotate(180deg) translate(-100%,-100%)}.annotationLayer[data-main-rotation="270"] .norotate{transform:rotate(90deg) translateY(-100%)}.annotationLayer canvas{position:absolute;width:100%;height:100%}.annotationLayer section{position:absolute;text-align:initial;pointer-events:auto;box-sizing:border-box;margin:0;transform-origin:0 0}.annotationLayer .linkAnnotation{outline:var(--link-outline)}.textLayer.selecting~.annotationLayer section{pointer-events:none}.annotationLayer :is(.linkAnnotation,.buttonWidgetAnnotation.pushButton)>a{position:absolute;font-size:1em;top:0;left:0;width:100%;height:100%}.annotationLayer :is(.linkAnnotation,.buttonWidgetAnnotation.pushButton)>a:hover{opacity:.2;background:#ff0;box-shadow:0 2px 10px #ff0}.annotationLayer .textAnnotation img{position:absolute;cursor:pointer;width:100%;height:100%;top:0;left:0}.annotationLayer .textWidgetAnnotation :is(input,textarea),.annotationLayer .choiceWidgetAnnotation select,.annotationLayer .buttonWidgetAnnotation:is(.checkBox,.radioButton) input{background-image:var(--annotation-unfocused-field-background);border:2px solid var(--input-unfocused-border-color);box-sizing:border-box;font:calc(9px * var(--scale-factor)) sans-serif;height:100%;margin:0;vertical-align:top;width:100%}.annotationLayer .textWidgetAnnotation :is(input,textarea):required,.annotationLayer .choiceWidgetAnnotation select:required,.annotationLayer .buttonWidgetAnnotation:is(.checkBox,.radioButton) input:required{outline:1.5px solid red}.annotationLayer .choiceWidgetAnnotation select option{padding:0}.annotationLayer .buttonWidgetAnnotation.radioButton input{border-radius:50%}.annotationLayer .textWidgetAnnotation textarea{resize:none}.annotationLayer .textWidgetAnnotation :is(input,textarea)[disabled],.annotationLayer .choiceWidgetAnnotation select[disabled],.annotationLayer .buttonWidgetAnnotation:is(.checkBox,.radioButton) input[disabled]{background:none;border:2px solid var(--input-disabled-border-color);cursor:not-allowed}.annotationLayer .textWidgetAnnotation :is(input,textarea):hover,.annotationLayer .choiceWidgetAnnotation select:hover,.annotationLayer .buttonWidgetAnnotation:is(.checkBox,.radioButton) input:hover{border:2px solid var(--input-hover-border-color)}.annotationLayer .textWidgetAnnotation :is(input,textarea):hover,.annotationLayer .choiceWidgetAnnotation select:hover,.annotationLayer .buttonWidgetAnnotation.checkBox input:hover{border-radius:2px}.annotationLayer .textWidgetAnnotation :is(input,textarea):focus,.annotationLayer .choiceWidgetAnnotation select:focus{background:none;border:2px solid var(--input-focus-border-color);border-radius:2px;outline:var(--input-focus-outline)}.annotationLayer .buttonWidgetAnnotation:is(.checkBox,.radioButton) :focus{background-image:none;background-color:transparent}.annotationLayer .buttonWidgetAnnotation.checkBox :focus{border:2px solid var(--input-focus-border-color);border-radius:2px;outline:var(--input-focus-outline)}.annotationLayer .buttonWidgetAnnotation.radioButton :focus{border:2px solid var(--input-focus-border-color);outline:var(--input-focus-outline)}.annotationLayer .buttonWidgetAnnotation.checkBox input:checked:before,.annotationLayer .buttonWidgetAnnotation.checkBox input:checked:after,.annotationLayer .buttonWidgetAnnotation.radioButton input:checked:before{background-color:CanvasText;content:"";display:block;position:absolute}.annotationLayer .buttonWidgetAnnotation.checkBox input:checked:before,.annotationLayer .buttonWidgetAnnotation.checkBox input:checked:after{height:80%;left:45%;width:1px}.annotationLayer .buttonWidgetAnnotation.checkBox input:checked:before{transform:rotate(45deg)}.annotationLayer .buttonWidgetAnnotation.checkBox input:checked:after{transform:rotate(-45deg)}.annotationLayer .buttonWidgetAnnotation.radioButton input:checked:before{border-radius:50%;height:50%;left:30%;top:20%;width:50%}.annotationLayer .textWidgetAnnotation input.comb{font-family:monospace;padding-left:2px;padding-right:0}.annotationLayer .textWidgetAnnotation input.comb:focus{width:103%}.annotationLayer .buttonWidgetAnnotation:is(.checkBox,.radioButton) input{-webkit-appearance:none;-moz-appearance:none;appearance:none}.annotationLayer .popupTriggerArea{height:100%;width:100%}.annotationLayer .fileAttachmentAnnotation .popupTriggerArea{position:absolute}.annotationLayer .popupWrapper{position:absolute;font-size:calc(9px * var(--scale-factor));width:100%;min-width:calc(180px * var(--scale-factor));pointer-events:none}.annotationLayer .popup{position:absolute;max-width:calc(180px * var(--scale-factor));background-color:#ff9;box-shadow:0 calc(2px * var(--scale-factor)) calc(5px * var(--scale-factor)) #888;border-radius:calc(2px * var(--scale-factor));padding:calc(6px * var(--scale-factor));margin-left:calc(5px * var(--scale-factor));cursor:pointer;font:message-box;white-space:normal;word-wrap:break-word;pointer-events:auto}.annotationLayer .popup>*{font-size:calc(9px * var(--scale-factor))}.annotationLayer .popup h1{display:inline-block}.annotationLayer .popupDate{display:inline-block;margin-left:calc(5px * var(--scale-factor))}.annotationLayer .popupContent{border-top:1px solid rgba(51,51,51,1);margin-top:calc(2px * var(--scale-factor));padding-top:calc(2px * var(--scale-factor))}.annotationLayer .richText>*{white-space:pre-wrap;font-size:calc(9px * var(--scale-factor))}.annotationLayer .highlightAnnotation,.annotationLayer .underlineAnnotation,.annotationLayer .squigglyAnnotation,.annotationLayer .strikeoutAnnotation,.annotationLayer .freeTextAnnotation,.annotationLayer .lineAnnotation svg line,.annotationLayer .squareAnnotation svg rect,.annotationLayer .circleAnnotation svg ellipse,.annotationLayer .polylineAnnotation svg polyline,.annotationLayer .polygonAnnotation svg polygon,.annotationLayer .caretAnnotation,.annotationLayer .inkAnnotation svg polyline,.annotationLayer .stampAnnotation,.annotationLayer .fileAttachmentAnnotation{cursor:pointer}.annotationLayer section svg{position:absolute;width:100%;height:100%;top:0;left:0}.annotationLayer .annotationTextContent{position:absolute;width:100%;height:100%;opacity:0;color:transparent;-webkit-user-select:none;user-select:none;pointer-events:none}.annotationLayer .annotationTextContent span{width:100%;display:inline-block}:root{--react-pdf-text-layer: 1;--highlight-bg-color: rgba(180, 0, 170, 1);--highlight-selected-bg-color: rgba(0, 100, 0, 1)}@media screen and (forced-colors:active){:root{--highlight-bg-color: Highlight;--highlight-selected-bg-color: ButtonText}}[data-main-rotation="90"]{transform:rotate(90deg) translateY(-100%)}[data-main-rotation="180"]{transform:rotate(180deg) translate(-100%,-100%)}[data-main-rotation="270"]{transform:rotate(270deg) translate(-100%)}.textLayer{position:absolute;text-align:initial;top:0;right:0;bottom:0;left:0;overflow:hidden;line-height:1;text-size-adjust:none;forced-color-adjust:none;transform-origin:0 0;z-index:2}.textLayer :is(span,br){color:transparent;position:absolute;white-space:pre;cursor:text;margin:0;transform-origin:0 0}.textLayer span.markedContent{top:0;height:0}.textLayer .highlight{margin:-1px;padding:1px;background-color:var(--highlight-bg-color);border-radius:4px}.textLayer .highlight.appended{position:initial}.textLayer .highlight.begin{border-radius:4px 0 0 4px}.textLayer .highlight.end{border-radius:0 4px 4px 0}.textLayer .highlight.middle{border-radius:0}.textLayer .highlight.selected{background-color:var(--highlight-selected-bg-color)}.textLayer br::selection{background:transparent}.textLayer .endOfContent{display:block;position:absolute;top:100%;right:0;bottom:0;left:0;z-index:-1;cursor:default;-webkit-user-select:none;user-select:none}.textLayer.selecting .endOfContent{top:0}.hiddenCanvasElement{position:absolute;top:0;left:0;width:0;height:0;display:none}@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}@font-face{font-family:Glow Sans SC;src:url(/fonts/GlowSansSC-Normal-Regular.1a003dd0.woff2) format("woff2");font-weight:100 900;font-style:normal;font-display:swap}:root{--bg: hsl(212 35% 93%);--neu-base: hsl(212 42% 96%);--neu-sunken: hsl(212 34% 90%);--surface: var(--neu-base);--surface-hover: hsl(212 46% 97.5%);--primary: hsl(212 92% 50%);--primary-dark: hsl(212 92% 42%);--primary-light: hsl(212 90% 94%);--primary-soft: hsl(212 85% 88%);--accent: hsl(196 90% 45%);--accent-light: hsl(196 85% 94%);--text: hsl(220 28% 16%);--text-secondary: hsl(218 20% 36%);--text-muted: hsl(215 16% 52%);--foreground: var(--text);--muted-foreground: var(--text-muted);--primary-foreground: #fff;--success: hsl(162 76% 30%);--success-light: hsl(162 60% 95%);--success-edge: hsl(162 45% 80%);--success-ink: hsl(163 80% 22%);--warning: hsl(32 88% 38%);--warning-light: hsl(38 92% 95%);--warning-edge: hsl(38 82% 78%);--warning-ink: hsl(28 82% 29%);--danger: hsl(358 72% 46%);--danger-light: hsl(358 90% 96%);--danger-edge: hsl(358 72% 87%);--danger-ink: hsl(358 66% 35%);--info: var(--accent);--info-light: var(--accent-light);--info-edge: hsl(196 70% 82%);--info-ink: hsl(200 88% 25%);--topbar-h: 58px;--sidebar-w: 216px;--bottomnav-h: 58px;--radius: 18px;--radius-sm: 12px;--radius-lg: 26px;--radius-full: 999px;--shadow-neu-flat: 6px 6px 16px rgba(158, 178, 202, .5), -6px -6px 16px rgba(255, 255, 255, .92);--shadow-neu-flat-sm: 4px 4px 10px rgba(158, 178, 202, .42), -4px -4px 10px rgba(255, 255, 255, .9);--shadow-neu-pressed: inset 4px 4px 10px rgba(158, 178, 202, .52), inset -4px -4px 10px rgba(255, 255, 255, .9);--shadow-neu-pressed-sm: inset 2px 2px 6px rgba(158, 178, 202, .5), inset -2px -2px 6px rgba(255, 255, 255, .85);--glow-primary: 0 0 0 3px hsl(212 92% 50% / .16);--glow-soft: 0 0 14px hsl(196 90% 45% / .28);--transition: .3s ease-out;--star: hsl(38 92% 50%);--gap-card: 20px;--shadow-sm: var(--shadow-neu-flat-sm);--shadow: var(--shadow-neu-flat);--shadow-lg: 0 18px 44px rgba(30, 58, 95, .18), 0 3px 10px rgba(30, 58, 95, .1);--neu-edge: rgba(255, 255, 255, .62);--border: hsl(212 26% 86%);--border-strong: hsl(212 24% 79%);--font: "Glow Sans SC", -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Source Han Sans SC", sans-serif;--font-mono: "SFMono-Regular", Consolas, "Liberation Mono", Menlo, monospace;--z-topbar: 100;--z-sidebar: 90;--z-drawer: 200;--z-modal: 300;--z-toast: 400;--z-lightbox: 500}*{box-sizing:border-box}html,body,#root{height:100%;margin:0}body{font-family:var(--font);font-size:15px;line-height:1.6;color:var(--text);background:var(--bg);-webkit-font-smoothing:antialiased;-webkit-tap-highlight-color:transparent}a{color:var(--primary);text-decoration:none}a:hover{text-decoration:underline}h1,h2,h3,h4{margin:0;font-weight:650;line-height:1.35}h1{font-size:1.35rem}h2{font-size:1.15rem}h3{font-size:1rem}p{margin:0 0 .75em}p:last-child{margin-bottom:0}button{font-family:inherit;font-size:inherit;cursor:pointer}input,textarea,select{font-family:inherit;font-size:inherit}::-webkit-scrollbar{width:9px;height:9px}::-webkit-scrollbar-thumb{background:#bdc9d6;border-radius:5px}::-webkit-scrollbar-thumb:hover{background:#97a7ba}::-webkit-scrollbar-track{background:transparent}.app-root{min-height:100vh}.app-shell{min-height:100vh;display:flex;flex-direction:column;background:var(--bg)}.topbar{position:sticky;top:0;height:var(--topbar-h);flex-shrink:0;background:var(--surface);box-shadow:0 6px 16px #9eb2ca38;display:flex;align-items:center;gap:12px;padding:0 16px;z-index:var(--z-topbar)}.app-body{flex:1;display:flex;align-items:stretch;min-height:0}.topbar-title{font-weight:650;font-size:1.02rem;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.topbar-brand{display:flex;align-items:center;gap:9px;font-weight:700;color:var(--text);white-space:nowrap}.topbar-brand:hover{text-decoration:none}.brand-mark{width:30px;height:30px;border-radius:9px;background:linear-gradient(135deg,var(--primary),var(--accent));color:#fff;display:grid;place-items:center;font-size:.95rem;font-weight:700;flex-shrink:0;box-shadow:var(--glow-soft)}.topbar-spacer{flex:1}.topbar-actions{display:flex;align-items:center;gap:8px}.points-card{display:flex;align-items:center;gap:7px;padding:6px 12px;border-radius:var(--radius-full);background:linear-gradient(135deg,var(--primary-light),var(--accent-light));border:1px solid var(--neu-edge);color:var(--primary-dark);font-weight:650;font-size:.88rem;position:relative;box-shadow:var(--shadow-neu-flat-sm);transition:transform var(--transition),box-shadow var(--transition)}.points-card:hover{text-decoration:none;transform:translateY(-2px);box-shadow:var(--shadow-neu-flat)}.points-card .points-value{font-variant-numeric:tabular-nums}.points-card .points-label{font-size:.78rem;opacity:.85}.tip{position:relative}.tip:after{content:attr(data-tip);position:absolute;top:calc(100% + 8px);right:0;background:#161c27;color:#fff;font-size:.76rem;font-weight:500;padding:5px 10px;border-radius:9px;white-space:nowrap;opacity:0;pointer-events:none;transform:translateY(-3px);transition:opacity .15s ease,transform .15s ease;z-index:10}.tip:hover:after{opacity:1;transform:translateY(0)}.icon-btn{width:34px;height:34px;border-radius:var(--radius-sm);border:1px solid var(--neu-edge);background:var(--neu-base);color:var(--text-secondary);display:grid;place-items:center;font-size:1rem;box-shadow:var(--shadow-neu-flat-sm);transition:color var(--transition),box-shadow var(--transition),background var(--transition)}.icon-btn:hover{background:var(--primary-light);color:var(--primary)}.icon-btn:active{box-shadow:var(--shadow-neu-pressed);border-color:transparent}.icon-btn.active{background:var(--primary);border-color:var(--primary);color:#fff;box-shadow:var(--glow-primary)}.user-menu-wrap{position:relative}.user-trigger{display:flex;align-items:center;gap:8px;padding:5px 10px 5px 5px;border-radius:var(--radius-full);border:1px solid var(--neu-edge);background:var(--neu-base);color:var(--text);box-shadow:var(--shadow-neu-flat-sm);transition:box-shadow var(--transition),background var(--transition)}.user-trigger:hover{background:var(--surface-hover)}.user-trigger:active{box-shadow:var(--shadow-neu-pressed)}.menu-caret{font-size:.72rem;color:var(--text-muted)}.avatar{width:27px;height:27px;border-radius:50%;background:linear-gradient(135deg,var(--primary),var(--accent));color:#fff;display:grid;place-items:center;font-size:.8rem;font-weight:650;flex-shrink:0}.dropdown{position:absolute;top:calc(100% + 8px);right:0;min-width:232px;background:var(--surface);border:1px solid var(--neu-edge);border-radius:var(--radius);box-shadow:var(--shadow-lg);padding:8px;z-index:20}.dropdown-head{padding:9px 11px 10px;border-bottom:1px solid var(--border);margin-bottom:5px}.dropdown-head .name{font-weight:650}.dropdown-meta{display:flex;flex-wrap:wrap;gap:5px;margin-top:7px}.dropdown-item{display:flex;align-items:center;gap:9px;width:100%;padding:8px 11px;border:none;background:none;border-radius:var(--radius-sm);color:var(--text);text-align:left}.dropdown-item:hover{background:var(--primary-light);color:var(--primary);text-decoration:none}.dropdown-item.danger:hover{background:var(--danger-light);color:var(--danger)}.dropdown-sep{height:1px;background:var(--border);margin:5px 0}.dropdown-sub{padding:7px 11px 4px;font-size:.74rem;color:var(--text-muted);font-weight:600;letter-spacing:.03em}.seg{display:flex;gap:4px;padding:0 8px 6px}.seg button{flex:1;padding:5px 4px;font-size:.76rem;border-radius:var(--radius-sm);border:1px solid var(--neu-edge);background:var(--neu-base);color:var(--text-secondary);box-shadow:var(--shadow-neu-flat-sm)}.seg button:active{box-shadow:var(--shadow-neu-pressed-sm)}.seg button.active{background:var(--primary);border-color:var(--primary);color:#fff;box-shadow:var(--glow-primary)}.sidebar{position:sticky;top:var(--topbar-h);height:calc(100vh - var(--topbar-h));width:var(--sidebar-w);flex-shrink:0;background:var(--surface);box-shadow:6px 0 16px #9eb2ca2e;padding:14px 10px;overflow-y:auto;z-index:var(--z-sidebar)}.nav-item{display:flex;align-items:center;gap:10px;padding:9px 12px;border-radius:var(--radius-sm);color:var(--text-secondary);font-size:.91rem;margin-bottom:2px}.nav-item:hover{background:var(--surface-hover);color:var(--text);text-decoration:none}.nav-item.active{background:var(--primary-light);color:var(--primary);font-weight:600;box-shadow:var(--shadow-neu-pressed-sm)}.nav-icon{width:18px;text-align:center;flex-shrink:0}.main{flex:1;min-width:0}.page{max-width:1180px;margin:0 auto;padding:20px 22px 40px}.bottom-nav{position:fixed;bottom:0;left:0;right:0;height:calc(var(--bottomnav-h) + env(safe-area-inset-bottom,0px));padding-bottom:env(safe-area-inset-bottom,0px);background:var(--surface);box-shadow:0 -6px 16px #9eb2ca38;display:none;z-index:var(--z-topbar);overflow-x:auto;overflow-y:hidden;flex-shrink:0}.bottom-nav-item{flex:1 0 auto;min-width:68px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:2px;color:var(--text-muted);font-size:.68rem;padding:6px 4px}.bottom-nav-item:hover{text-decoration:none}.bottom-nav-item.active{color:var(--primary);font-weight:600}.bottom-nav-item .nav-icon{font-size:1.15rem;width:auto}.view-sim{min-height:100vh;background:#d7e0ea;padding:34px 12px 12px;display:flex;justify-content:center;align-items:flex-start}.view-sim>.app-shell{height:calc(100vh - 46px);min-height:0;overflow:hidden;border-radius:var(--radius-lg);box-shadow:0 0 0 1px var(--border),0 14px 44px #1e3a5f2e}.view-sim .topbar{position:static}.view-sim .sidebar{position:static;height:auto}.view-sim .main{overflow-y:auto}.view-sim .bottom-nav{position:static;left:auto;right:auto}.view-mode-tablet>.app-shell{width:1024px;max-width:100%}.view-mode-phone>.app-shell{width:430px;max-width:100%}.view-mode-tablet>.app-shell .sidebar{display:block}.view-mode-tablet>.app-shell .bottom-nav{display:none}.view-mode-phone>.app-shell .sidebar{display:none}.view-mode-phone>.app-shell .bottom-nav{display:flex}.view-mode-phone>.app-shell .page{padding:14px 13px 28px}.view-banner{position:fixed;top:0;left:0;right:0;z-index:600;background:#161c27;color:#fff;font-size:.78rem;text-align:center;padding:5px 12px;display:flex;align-items:center;justify-content:center;gap:10px}.view-banner button{background:#ffffff29;border:none;color:#fff;padding:2px 9px;border-radius:5px;font-size:.75rem}.view-banner button:hover{background:#ffffff47}.card{background:var(--neu-base);border:1px solid var(--neu-edge);border-radius:var(--radius);box-shadow:var(--shadow-neu-flat)}.card-pad{padding:18px 20px}.card-head{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:15px 20px;border-bottom:1px solid var(--border)}.card-head h2,.card-head h3{display:flex;align-items:center;gap:8px}.page-head{display:flex;align-items:flex-end;justify-content:space-between;gap:14px;flex-wrap:wrap;margin-bottom:16px}.page-head .sub{color:var(--text-muted);font-size:.85rem;margin-top:3px}.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;padding:8px 15px;border-radius:var(--radius-sm);border:1px solid var(--neu-edge);background:var(--neu-base);color:var(--text);font-size:.88rem;font-weight:550;box-shadow:var(--shadow-neu-flat-sm);transition:background var(--transition),box-shadow var(--transition),transform var(--transition),opacity var(--transition);white-space:nowrap}.btn:hover:not(:disabled){background:var(--surface-hover);transform:translateY(-1px);box-shadow:var(--shadow-neu-flat)}.btn:active:not(:disabled){transform:translateY(0);box-shadow:var(--shadow-neu-pressed)}.btn:disabled{opacity:.55;cursor:not-allowed}.btn-primary{background:var(--primary);border-color:var(--primary);color:#fff}.btn-primary:hover:not(:disabled){background:var(--primary-dark);border-color:var(--primary-dark)}.btn-success{background:var(--success);border-color:var(--success);color:#fff}.btn-success:hover:not(:disabled){filter:brightness(.94)}.btn-danger{background:var(--danger);border-color:var(--danger);color:#fff}.btn-danger:hover:not(:disabled){filter:brightness(.94)}.btn-ghost{border-color:transparent;background:transparent;color:var(--text-secondary);box-shadow:none}.btn-ghost:hover:not(:disabled){background:var(--surface-hover);box-shadow:none}.btn-ghost:active:not(:disabled){box-shadow:none}.btn-sm{padding:5px 10px;font-size:.8rem}.btn-lg{padding:11px 22px;font-size:.95rem}.btn-block{width:100%}.field{margin-bottom:14px}.label{display:block;font-size:.84rem;font-weight:600;color:var(--text-secondary);margin-bottom:6px}.input,.textarea,.select{width:100%;padding:10px 14px;border:1px solid transparent;border-radius:var(--radius-sm);background:var(--neu-sunken);color:var(--text);outline:none;box-shadow:var(--shadow-neu-pressed);transition:box-shadow var(--transition)}.input:focus,.textarea:focus,.select:focus{box-shadow:var(--shadow-neu-pressed),var(--glow-primary)}.textarea{resize:vertical;min-height:92px;line-height:1.6}.hint{font-size:.78rem;color:var(--text-muted);margin-top:5px}.badge{display:inline-flex;align-items:center;gap:4px;padding:2px 8px;border-radius:999px;font-size:.74rem;font-weight:600;background:var(--surface-hover);color:var(--text-secondary);border:1px solid var(--border);white-space:nowrap}.badge-primary{background:var(--primary-light);color:var(--primary);border-color:var(--primary-soft)}.badge-success{background:var(--success-light);color:var(--success);border-color:var(--success-edge)}.badge-warning{background:var(--warning-light);color:var(--warning);border-color:var(--warning-edge)}.badge-danger{background:var(--danger-light);color:var(--danger);border-color:var(--danger-edge)}.badge-info{background:var(--info-light);color:var(--info);border-color:var(--info-edge)}.alert{padding:10px 13px;border-radius:var(--radius-sm);font-size:.85rem;border:1px solid;margin-bottom:14px}.alert-error{background:var(--danger-light);border-color:var(--danger-edge);color:var(--danger-ink)}.alert-success{background:var(--success-light);border-color:var(--success-edge);color:var(--success-ink)}.alert-info{background:var(--info-light);border-color:var(--info-edge);color:var(--info-ink)}.alert-warning{background:var(--warning-light);border-color:var(--warning-edge);color:var(--warning-ink)}.empty{text-align:center;padding:46px 20px;color:var(--text-muted)}.empty .empty-icon{font-size:2.2rem;margin-bottom:8px;opacity:.6}.spinner{width:25px;height:25px;border:2.5px solid var(--primary-soft);border-top-color:var(--primary);border-radius:50%;animation:spin .7s linear infinite;margin:0 auto}@keyframes spin{to{transform:rotate(360deg)}}.center-box{display:grid;place-items:center;padding:46px 20px}.full-loading{min-height:60vh;display:grid;place-items:center}.tabs{display:flex;gap:3px;border-bottom:1px solid var(--border);overflow-x:auto;margin-bottom:16px}.tab{padding:9px 14px;border:none;background:none;color:var(--text-secondary);font-size:.88rem;font-weight:550;border-bottom:2px solid transparent;white-space:nowrap}.tab:hover{color:var(--text)}.tab.active{color:var(--primary);border-bottom-color:var(--primary)}.modal-mask{position:fixed;top:0;right:0;bottom:0;left:0;background:#161c2780;display:grid;place-items:center;z-index:var(--z-modal);padding:18px;-webkit-backdrop-filter:blur(3px);backdrop-filter:blur(3px)}.modal{background:var(--surface);border-radius:var(--radius-lg);box-shadow:var(--shadow-lg);width:100%;max-width:460px;max-height:88vh;display:flex;flex-direction:column;overflow:hidden}.modal-lg{max-width:780px}.modal-head{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:15px 18px;border-bottom:1px solid var(--border)}.modal-body{padding:18px;overflow-y:auto}.modal-foot{padding:13px 18px;border-top:1px solid var(--border);display:flex;justify-content:flex-end;gap:9px}.drawer-mask{position:fixed;top:0;right:0;bottom:0;left:0;background:#161c276b;z-index:var(--z-drawer)}.drawer{position:fixed;top:0;right:0;bottom:0;width:min(430px,100vw);background:var(--surface);box-shadow:var(--shadow-lg);z-index:calc(var(--z-drawer) + 1);display:flex;flex-direction:column}.drawer-head{display:flex;align-items:center;justify-content:space-between;padding:15px 18px;border-bottom:1px solid var(--border)}.drawer-body{flex:1;overflow-y:auto;padding:18px}.drawer-foot{padding:13px 18px;border-top:1px solid var(--border)}.lightbox-mask{position:fixed;top:0;right:0;bottom:0;left:0;background:#000000ed;z-index:var(--z-lightbox);display:flex;flex-direction:column}.lightbox-bar{display:flex;align-items:center;justify-content:space-between;padding:12px 16px;color:#fff;font-size:.85rem;flex-shrink:0}.lightbox-bar .icon-btn{background:#ffffff21;border-color:transparent;color:#fff}.lightbox-bar .icon-btn:hover{background:#ffffff42}.lightbox-stage{flex:1;overflow:auto;display:grid;place-items:center;padding:0 16px 16px}.lightbox-stage img{max-width:100%;max-height:100%;object-fit:contain}.toast-wrap{position:fixed;top:calc(var(--topbar-h) + 12px);left:50%;transform:translate(-50%);z-index:var(--z-toast);display:flex;flex-direction:column;gap:8px;align-items:center;pointer-events:none}.toast{padding:9px 16px;border-radius:var(--radius-full);background:#161c27;color:#fff;font-size:.85rem;box-shadow:var(--shadow-lg);animation:toast-in .2s ease;max-width:90vw}.toast.error{background:var(--danger)}.toast.success{background:var(--success)}@keyframes toast-in{0%{opacity:0;transform:translateY(-8px)}}.announce{background:linear-gradient(135deg,var(--primary-light),var(--accent-light));border:1px solid var(--neu-edge);border-radius:var(--radius);box-shadow:var(--shadow-neu-flat);margin-bottom:16px;overflow:hidden}.announce-head{display:flex;align-items:center;gap:9px;padding:10px 14px;cursor:pointer;-webkit-user-select:none;user-select:none}.announce-head .title{font-weight:650;font-size:.88rem;color:var(--primary-dark)}.announce-head .spacer{flex:1}.announce-body{padding:2px 14px 13px;display:grid;gap:14px}.announce-block .block-title{font-size:.8rem;font-weight:700;color:var(--text-secondary);margin-bottom:7px}.plan-item{display:flex;gap:8px;font-size:.85rem;padding:3px 0;align-items:flex-start}.version-item{display:flex;gap:9px;font-size:.85rem;padding:4px 0;align-items:baseline}.version-item .ver{font-family:var(--font-mono);font-weight:650;color:var(--primary);font-size:.8rem;flex-shrink:0}.version-item .date{color:var(--text-muted);font-size:.76rem;flex-shrink:0}.auth-page{min-height:100vh;display:grid;place-items:center;padding:24px 18px;background:linear-gradient(150deg,hsl(212 55% 95%) 0%,var(--bg) 45%,hsl(196 55% 94%) 100%)}.auth-card{width:100%;max-width:400px;background:var(--neu-base);border-radius:var(--radius-lg);box-shadow:var(--shadow-neu-flat);padding:30px 28px;border:1px solid var(--neu-edge)}.auth-brand{text-align:center;margin-bottom:22px}.auth-brand .brand-mark{width:46px;height:46px;border-radius:13px;font-size:1.3rem;margin:0 auto 11px}.auth-brand h1{font-size:1.2rem}.auth-brand .sub{color:var(--text-muted);font-size:.82rem;margin-top:5px}.auth-switch{text-align:center;margin-top:16px;font-size:.85rem;color:var(--text-secondary)}.force-tip{background:var(--warning-light);border:1px solid var(--warning-edge);color:var(--warning-ink);padding:9px 13px;border-radius:var(--radius-sm);font-size:.83rem;margin-bottom:14px}@media(max-width:820px){.sidebar{display:none}.main{padding-bottom:calc(var(--bottomnav-h) + env(safe-area-inset-bottom,0px))}.bottom-nav{display:flex}.page{padding:14px 13px 28px}.topbar{padding:0 11px;gap:8px}.topbar-title{font-size:.94rem}.points-card{padding:5px 10px;font-size:.82rem}.points-card .points-label{display:none}.dropdown{min-width:200px}.btn-sm{min-height:34px;padding:7px 12px;font-size:.84rem}.brand-mark{width:34px;height:34px;font-size:1rem}.topbar-brand{padding:3px;margin-left:-3px;border-radius:var(--radius-sm)}.user-trigger{min-height:40px}.badge{font-size:.78rem}.card-head{flex-wrap:wrap;row-gap:8px;padding:12px 14px}.card-head h2,.card-head h3{min-width:0}.card-pad{padding:14px}.page-head{margin-bottom:13px}.hint{font-size:.8rem}.tabs{scrollbar-width:none;-webkit-mask-image:linear-gradient(to right,#000 calc(100% - 26px),transparent);mask-image:linear-gradient(to right,#000 calc(100% - 26px),transparent)}.tabs::-webkit-scrollbar{display:none}.tab{padding:11px 13px}}@media(min-width:821px){.mobile-only{display:none!important}}@media(max-width:820px){.desktop-only{display:none!important}}.md-content{font-size:.95rem;line-height:1.75;overflow-wrap:break-word}.md-content h1,.md-content h2,.md-content h3,.md-content h4{margin:1.1em 0 .5em}.md-content h1:first-child,.md-content h2:first-child,.md-content h3:first-child{margin-top:0}.md-content ul,.md-content ol{padding-left:1.4em;margin:.5em 0}.md-content li{margin:.22em 0}.md-content code{background:var(--surface-hover);border:1px solid var(--border);border-radius:4px;padding:1px 5px;font-family:var(--font-mono);font-size:.86em}.md-content pre{background:#1e293b;color:#e2e8f0;padding:12px 14px;border-radius:var(--radius-sm);overflow-x:auto}.md-content pre code{background:none;border:none;color:inherit;padding:0}.md-content blockquote{border-left:3px solid var(--primary-soft);padding-left:12px;margin:.6em 0;color:var(--text-secondary)}.md-content table{border-collapse:collapse;width:100%;margin:.7em 0;font-size:.9em}.md-content th,.md-content td{border:1px solid var(--border);padding:6px 10px;text-align:left}.md-content th{background:var(--surface-hover)}.md-content img{max-width:100%}.md-content .katex-display{overflow-x:auto;overflow-y:hidden;padding:3px 0}.neu-flat{background:var(--neu-base);box-shadow:var(--shadow-neu-flat);border-radius:var(--radius);border:1px solid var(--neu-edge)}.neu-pressed{background:var(--neu-base);box-shadow:var(--shadow-neu-pressed);border-radius:var(--radius);border:1px solid transparent}.neu-icon-btn{display:flex;align-items:center;justify-content:center;width:48px;height:48px;border-radius:var(--radius-full);color:var(--foreground);transition:all var(--transition);background:var(--neu-base);box-shadow:var(--shadow-neu-flat);border:1px solid var(--neu-edge)}.neu-icon-btn:hover{color:var(--primary)}.neu-icon-btn:active{box-shadow:var(--shadow-neu-pressed);border-color:transparent;transform:translateY(0)}.neu-btn{padding:12px 24px;border-radius:var(--radius-sm);font-weight:600;color:var(--foreground);transition:all var(--transition);background:var(--neu-base);box-shadow:var(--shadow-neu-flat);border:1px solid var(--neu-edge)}.neu-btn:hover{color:var(--primary);transform:translateY(-4px)}.neu-btn:active{box-shadow:var(--shadow-neu-pressed);border-color:transparent;transform:translateY(0)}.neu-btn-primary{padding:12px 24px;border-radius:var(--radius-sm);font-weight:600;background:var(--primary);color:var(--primary-foreground);transition:all var(--transition);box-shadow:5px 5px 10px #9eb2ca80,-5px -5px 10px #ffffffb3}.neu-btn-primary:hover{filter:brightness(1.1);transform:translateY(-4px)}.neu-btn-primary:active{transform:scale(.95)}.neu-input{width:100%;padding:12px 16px;border-radius:var(--radius-sm);background:transparent;outline:none;color:var(--foreground);transition:all var(--transition);box-shadow:var(--shadow-neu-pressed);border:1px solid transparent}.neu-input::placeholder{color:var(--muted-foreground)}.neu-input:focus{box-shadow:var(--shadow-neu-pressed),var(--glow-primary)}.neu-card{padding:24px;border-radius:var(--radius);transition:all var(--transition);background:var(--neu-base);box-shadow:var(--shadow-neu-flat);border:1px solid var(--neu-edge)}.neu-card:hover{transform:translateY(-8px)}.card+.card{margin-top:var(--gap-card)}.stars{font-size:.82rem;letter-spacing:1px;white-space:nowrap}.stars-on{color:var(--star)}.stars-off{color:var(--border-strong)}.head-actions{display:flex;gap:8px;flex-wrap:wrap}.continue-card{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:16px 18px;margin-bottom:14px;border-left:4px solid var(--primary)}.continue-card.empty-continue{border-left-color:var(--border-strong)}.continue-label{font-size:.76rem;font-weight:700;letter-spacing:.06em;color:var(--primary)}.continue-card.empty-continue .continue-label{color:var(--text-muted)}.continue-title{font-size:1.06rem;font-weight:650;margin:3px 0 6px}.continue-meta{display:flex;align-items:center;gap:8px;flex-wrap:wrap}.progress-card{display:flex;align-items:center;gap:22px;padding:15px 18px;margin-bottom:14px;flex-wrap:wrap}.progress-item{text-align:center;min-width:74px}.progress-num{font-size:1.42rem;font-weight:700;line-height:1.15}.progress-num.success{color:var(--success)}.progress-num.info{color:var(--info)}.progress-num.warning{color:var(--warning)}.progress-label{font-size:.76rem;color:var(--text-muted);margin-top:2px}.progress-bar-wrap{flex:1;min-width:180px}.progress-bar{height:8px;background:var(--border);border-radius:999px;overflow:hidden}.progress-bar-fill{height:100%;background:linear-gradient(90deg,var(--primary),var(--accent));border-radius:999px;transition:width .35s ease}.progress-hint{font-size:.75rem;color:var(--text-muted);margin-top:4px}.filter-card{padding:13px 16px;margin-bottom:14px;display:flex;flex-direction:column;gap:10px}.filter-row{display:flex;align-items:center;gap:10px;flex-wrap:wrap}.filter-label{font-size:.8rem;font-weight:600;color:var(--text-secondary);min-width:34px}.filter-search{flex:1;min-width:200px}.chip-group{display:flex;gap:6px;flex-wrap:wrap}.chip{padding:4px 11px;border-radius:999px;border:1px solid var(--border);background:var(--surface);color:var(--text-secondary);font-size:.8rem;transition:all .12s ease}.chip:hover{border-color:var(--primary-soft);background:var(--primary-light)}.chip.active{background:var(--primary);border-color:var(--primary);color:#fff;font-weight:600}.practice-layout{display:grid;grid-template-columns:232px minmax(0,1fr);gap:14px;align-items:start;margin-bottom:14px}.chapter-panel{position:sticky;top:calc(var(--topbar-h) + 12px);padding:8px;max-height:calc(100vh - var(--topbar-h) - 32px);overflow-y:auto}.chapter-panel-head{font-size:.76rem;font-weight:700;color:var(--text-muted);letter-spacing:.05em;padding:6px 10px}.chapter-node{display:flex;align-items:center;justify-content:space-between;gap:8px;width:100%;padding:7px 10px;border:none;background:none;border-radius:var(--radius-sm);color:var(--text-secondary);font-size:.86rem;text-align:left;transition:background .12s ease}.chapter-node:hover{background:var(--surface-hover)}.chapter-node.active{background:var(--primary-light);color:var(--primary);font-weight:650}.chapter-node .chapter-name{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.chapter-node.depth-1{padding-left:24px;font-size:.83rem}.chapter-node.depth-2{padding-left:38px;font-size:.8rem}.list-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:10px;padding:0 2px}.question-list{display:flex;flex-direction:column;gap:10px}.question-card{display:flex;align-items:stretch;gap:10px;padding:12px;transition:box-shadow .14s ease}.question-card:hover{box-shadow:var(--shadow)}.question-card.is-solved{border-left:3px solid var(--success)}.question-link{display:flex;gap:12px;flex:1;min-width:0;color:inherit}.question-link:hover{text-decoration:none}.question-thumb{width:74px;height:74px;object-fit:cover;border-radius:var(--radius-sm);border:1px solid var(--border);flex-shrink:0;background:var(--surface-hover)}.question-body{min-width:0;flex:1}.question-title-row{display:flex;align-items:center;gap:10px;flex-wrap:wrap}.question-title{font-weight:600;font-size:.96rem}.question-excerpt{color:var(--text-muted);font-size:.83rem;margin:3px 0 6px;overflow:hidden;text-overflow:ellipsis;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical}.question-meta{display:flex;align-items:center;gap:6px;flex-wrap:wrap}.question-admin{display:flex;flex-direction:column;gap:5px;justify-content:center;flex-shrink:0}.pager{display:flex;align-items:center;justify-content:center;gap:12px;margin-top:16px}.pager-info{font-size:.84rem;color:var(--text-muted)}.review-card{padding:0;overflow:hidden}.review-head{display:flex;align-items:center;gap:9px;width:100%;padding:14px 18px;border:none;background:none;text-align:left;flex-wrap:wrap}.review-head:hover{background:var(--surface-hover)}.review-caret{color:var(--text-muted);font-size:.9rem}.review-title{font-weight:650}.review-hint{flex:1;min-width:200px}.review-body{border-top:1px solid var(--border);padding:12px 18px 16px}.review-list{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:7px}.review-item{display:flex;align-items:center;gap:10px;padding:9px 11px;border:1px solid var(--border);border-radius:var(--radius-sm);color:inherit;flex-wrap:wrap}.review-item:hover{background:var(--surface-hover);text-decoration:none}.review-item-title{font-weight:550;flex:1;min-width:150px}.detail-topbar{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-bottom:12px;flex-wrap:wrap}.detail-nav{display:flex;gap:8px}.detail-card{margin-bottom:14px}.detail-head{padding:16px 18px 0}.detail-title{font-size:1.22rem;margin-bottom:8px}.detail-meta{display:flex;align-items:center;gap:8px;flex-wrap:wrap}.detail-section{padding:16px 18px}.detail-section+.detail-section{border-top:1px solid var(--border)}.section-title{font-size:.98rem;margin-bottom:10px;color:var(--text-secondary)}.stem-image{position:relative;display:block;border:1px solid var(--border);border-radius:var(--radius);overflow:hidden;cursor:zoom-in;background:var(--surface-hover);margin-bottom:12px}.stem-image img{display:block;width:100%;max-height:460px;object-fit:contain}.stem-zoom{position:absolute;right:8px;bottom:8px;background:#161c27b8;color:#fff;font-size:.73rem;padding:3px 9px;border-radius:999px}.stem-text{font-size:.96rem}.solution-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(168px,1fr));gap:10px}.solution-item{position:relative;border:1px solid var(--border);border-radius:var(--radius-sm);overflow:hidden;cursor:zoom-in;background:var(--surface-hover)}.solution-item img{display:block;width:100%;height:140px;object-fit:cover}.solution-item:hover img{opacity:.9}.solution-index{position:absolute;left:7px;bottom:7px;background:#161c27b8;color:#fff;font-size:.72rem;padding:2px 8px;border-radius:999px}.checkin-bar{padding:16px 18px;border-top:1px solid var(--border);border-bottom:1px solid var(--border);background:var(--surface-hover)}.checkin-buttons{display:grid;grid-template-columns:repeat(auto-fit,minmax(190px,1fr));gap:10px;margin-bottom:8px}.checkin-btn{display:flex;align-items:center;gap:11px;padding:12px 15px;border-radius:var(--radius);border:1.5px solid var(--border-strong);background:var(--surface);text-align:left;transition:all .14s ease}.checkin-btn:hover:not(:disabled){border-color:var(--primary);transform:translateY(-1px);box-shadow:var(--shadow-sm)}.checkin-btn:disabled{cursor:default}.checkin-btn.solved.done{background:var(--success-light);border-color:#a7f3d0}.checkin-btn.understood.done{background:var(--info-light);border-color:#bae6fd}.checkin-icon{font-size:1.35rem}.checkin-text{display:flex;flex-direction:column;line-height:1.32}.checkin-text strong{font-size:.92rem}.checkin-text small{color:var(--text-muted);font-size:.76rem}.note-list{list-style:none;margin:16px 0 0;padding:0;display:flex;flex-direction:column;gap:10px}.note-item{border:1px solid var(--border);border-radius:var(--radius-sm);padding:11px 13px;background:var(--surface-hover)}.note-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:6px}.note-image{max-width:100%;max-height:260px;border-radius:var(--radius-sm);border:1px solid var(--border);cursor:zoom-in;display:block;margin-bottom:8px}.note-content{white-space:pre-wrap;font-size:.9rem}.note-latex{margin-top:8px;padding-top:8px;border-top:1px dashed var(--border-strong)}.ai-placeholder .alert{margin-bottom:0}.uploader-drop{display:flex;align-items:center;gap:13px;padding:16px;border:1.5px dashed var(--border-strong);border-radius:var(--radius);background:var(--surface-hover);cursor:pointer;transition:all .14s ease}.uploader-drop:hover,.uploader-drop.over{border-color:var(--primary);background:var(--primary-light)}.uploader-drop.busy{cursor:progress}.uploader-icon{font-size:1.5rem}.uploader-text{font-size:.88rem;color:var(--text-secondary)}.uploader-sub{font-size:.76rem;color:var(--text-muted);margin-top:3px}.uploader-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(104px,1fr));gap:9px;margin-top:11px}.uploader-item{position:relative;border:1px solid var(--border);border-radius:var(--radius-sm);overflow:hidden;background:var(--surface-hover)}.uploader-item img{display:block;width:100%;height:88px;object-fit:cover;cursor:zoom-in}.uploader-remove{position:absolute;top:4px;right:4px;width:21px;height:21px;border-radius:50%;border:none;background:#161c27b8;color:#fff;font-size:.7rem;line-height:1;display:grid;place-items:center}.uploader-remove:hover{background:var(--danger)}.uploader-order{display:flex;align-items:center;justify-content:space-between;padding:2px 4px;font-size:.72rem;color:var(--text-muted)}.uploader-order button{border:none;background:none;color:var(--text-secondary);padding:0 5px;font-size:.85rem}.uploader-order button:disabled{opacity:.3}.lightbox-title{display:flex;align-items:center;gap:10px;font-weight:550}.lightbox-count{background:#ffffff2e;padding:1px 8px;border-radius:999px;font-size:.76rem}.lightbox-actions{display:flex;align-items:center;gap:6px}.lightbox-zoom{font-size:.78rem;min-width:42px;text-align:center;opacity:.85}.lightbox-stage{position:relative}.lightbox-nav{position:absolute;top:50%;transform:translateY(-50%);width:44px;height:64px;border:none;border-radius:var(--radius);background:#ffffff24;color:#fff;font-size:1.8rem;line-height:1;display:grid;place-items:center;z-index:2}.lightbox-nav:hover{background:#ffffff4d}.lightbox-nav.prev{left:12px}.lightbox-nav.next{right:12px}.difficulty-picker{display:flex;gap:6px;flex-wrap:wrap}.difficulty-opt{display:flex;flex-direction:column;align-items:center;gap:1px;padding:6px 11px;border-radius:var(--radius-sm);border:1px solid var(--border);background:var(--surface);transition:all .12s ease}.difficulty-opt:hover{border-color:var(--primary-soft);background:var(--primary-light)}.difficulty-opt.active{border-color:var(--primary);background:var(--primary-light)}.difficulty-stars{color:var(--star);font-size:.76rem;letter-spacing:-1px}.difficulty-opt:not(.active) .difficulty-stars{color:var(--border-strong)}.difficulty-name{font-size:.72rem;color:var(--text-muted)}.difficulty-opt.active .difficulty-name{color:var(--primary);font-weight:600}.label-optional{font-weight:400;color:var(--text-muted);font-size:.78rem}.input-inline{width:100%;padding:4px 8px}.admin-tree{display:flex;flex-direction:column;gap:3px}.admin-tree-row{display:flex;align-items:center;justify-content:space-between;gap:10px;padding:7px 10px;border:1px solid var(--border);border-radius:var(--radius-sm);flex-wrap:wrap}.admin-tree-name{display:flex;align-items:center;gap:8px;flex:1;min-width:160px}.admin-tree-label{font-size:.89rem}.admin-tree-actions{display:flex;gap:2px;flex-wrap:wrap}.btn-ghost.danger,.btn.danger{color:var(--danger)}.btn-ghost.danger:hover{background:var(--danger-light)}.set-layout{display:grid;grid-template-columns:196px minmax(0,1fr);gap:14px;margin-top:12px}.set-side{display:flex;flex-direction:column;gap:4px;border-right:1px solid var(--border);padding-right:12px}.set-side-item{display:flex;align-items:center;justify-content:space-between;gap:8px;padding:7px 10px;border:none;background:none;border-radius:var(--radius-sm);color:var(--text-secondary);font-size:.87rem;text-align:left}.set-side-item:hover{background:var(--surface-hover)}.set-side-item.active{background:var(--primary-light);color:var(--primary);font-weight:650}.set-side-name{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.set-main-head{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-bottom:10px;flex-wrap:wrap}.set-items{list-style:none;margin:12px 0 0;padding:0;display:flex;flex-direction:column;gap:6px}.set-items li{display:flex;align-items:center;justify-content:space-between;gap:10px;padding:7px 10px;border:1px solid var(--border);border-radius:var(--radius-sm);flex-wrap:wrap}.set-item-title{display:flex;align-items:center;gap:8px;flex:1;min-width:150px;font-size:.88rem}.set-item-actions{display:flex;gap:2px}.picker-list{max-height:52vh;overflow-y:auto;border:1px solid var(--border);border-radius:var(--radius-sm)}.picker-row{display:flex;align-items:center;gap:10px;padding:8px 11px;border-bottom:1px solid var(--border);font-size:.87rem;cursor:pointer}.picker-row:last-child{border-bottom:none}.picker-row:hover{background:var(--surface-hover)}.picker-row.disabled{opacity:.55;cursor:default}.picker-title{flex:1;min-width:120px}@media(max-width:820px){.practice-layout{grid-template-columns:1fr}.chapter-panel{position:static;max-height:none;display:flex;gap:6px;overflow-x:auto;padding:8px}.chapter-panel-head{display:none}.chapter-node{width:auto;white-space:nowrap;border:1px solid var(--border);flex-shrink:0}.chapter-node.depth-1,.chapter-node.depth-2{padding-left:10px}.continue-card{flex-direction:column;align-items:stretch}.question-thumb{width:58px;height:58px}.question-admin{flex-direction:row}.set-layout{grid-template-columns:1fr}.set-side{flex-direction:row;overflow-x:auto;border-right:none;border-bottom:1px solid var(--border);padding:0 0 10px}.progress-card{gap:14px}.lightbox-nav{width:36px;height:52px;font-size:1.5rem}.chip{min-height:34px;padding:6px 13px;font-size:.83rem}.chip-group{gap:8px}}.skeleton-card{display:block;padding:18px}.skeleton-line{height:12px;border-radius:999px;background:linear-gradient(90deg,var(--border) 25%,var(--surface-hover) 50%,var(--border) 75%);background-size:200% 100%;animation:skeleton-slide 1.3s ease-in-out infinite;margin-bottom:10px}.skeleton-line:last-child{margin-bottom:0}@keyframes skeleton-slide{0%{background-position:200% 0}to{background-position:-200% 0}}.chat{display:flex;flex-direction:column;gap:10px}.chat-list{max-height:460px;overflow-y:auto;display:flex;flex-direction:column;gap:14px;padding:4px 2px}.chat-loading{padding:26px 0;display:flex;justify-content:center}.chat-empty{text-align:center;color:var(--text-muted);padding:26px 10px;font-size:.92rem}.chat-empty-icon{font-size:1.6rem;margin-bottom:6px}.chat-msg{display:flex;gap:10px;align-items:flex-start}.chat-msg.user{flex-direction:row-reverse}.chat-avatar{width:30px;height:30px;border-radius:50%;display:grid;place-items:center;font-size:.72rem;font-weight:600;flex-shrink:0;background:var(--primary-soft);color:var(--primary-dark)}.chat-msg.user .chat-avatar{background:var(--surface-hover);color:var(--text-secondary);border:1px solid var(--border)}.chat-bubble{background:var(--surface-hover);border:1px solid var(--border);border-radius:var(--radius);padding:10px 14px;max-width:84%;font-size:.94rem;overflow-wrap:break-word;min-width:0}.chat-msg.user .chat-bubble{background:var(--primary);border-color:var(--primary);color:#fff;white-space:pre-wrap}.chat-msg.user .chat-bubble .md-content{color:#fff}.chat-time{font-size:.7rem;color:var(--text-muted);margin-top:6px}.chat-msg.user .chat-time{color:#ffffffbf}.chat-typing{display:inline-flex;gap:4px;align-items:center;height:18px}.chat-typing i{width:6px;height:6px;border-radius:50%;background:var(--text-muted);animation:chat-blink 1.2s infinite ease-in-out}.chat-typing i:nth-child(2){animation-delay:.18s}.chat-typing i:nth-child(3){animation-delay:.36s}@keyframes chat-blink{0%,60%,to{opacity:.28;transform:translateY(0)}30%{opacity:1;transform:translateY(-3px)}}.chat-input{display:flex;gap:10px;align-items:flex-end}.chat-input .textarea{flex:1}.chat-input .btn{flex-shrink:0;height:42px}.chat-error{margin:0}.chat-tip{text-align:right}.chat-gate{display:flex;flex-direction:column;gap:12px;align-items:flex-start}.chat-gate .alert{width:100%;margin:0}.recharge-layout{display:grid;grid-template-columns:minmax(0,1.15fr) minmax(0,1fr);gap:16px;margin-bottom:16px}.qr-grid{display:flex;gap:16px;flex-wrap:wrap}.qr-item{display:flex;flex-direction:column;align-items:center;gap:8px;padding:10px;border:1px solid var(--border);border-radius:var(--radius);background:var(--surface);cursor:zoom-in;font-size:.84rem;color:var(--text-secondary)}.qr-item img{width:168px;height:168px;object-fit:contain;display:block}.qr-item.disabled{cursor:default;border-style:dashed}.qr-empty{width:168px;height:168px;display:grid;place-items:center;color:var(--text-muted);background:var(--surface-hover);border-radius:var(--radius-sm)}.recharge-steps{margin:16px 0 0;padding-left:1.3em;color:var(--text-secondary);font-size:.9rem}.recharge-steps li{margin-bottom:4px}.field-label{display:block;font-size:.86rem;color:var(--text-secondary);margin-bottom:6px}.recharge-input{display:flex;align-items:center;gap:12px;flex-wrap:wrap}.recharge-input .input{width:160px}.recharge-preview{font-size:.9rem;color:var(--text-secondary)}.recharge-preview strong{color:var(--primary);font-size:1.05rem}.sponsor-list{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:10px}.sponsor-item{display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap;padding:12px 14px;border:1px solid var(--border);border-radius:var(--radius);background:var(--surface)}.sponsor-item.overdue{border-color:var(--danger);background:var(--danger-light)}.sponsor-main{display:flex;align-items:center;gap:8px;flex-wrap:wrap}.sponsor-actions{display:flex;align-items:center;gap:8px;margin-left:auto}.qr-manage{display:flex;gap:20px;flex-wrap:wrap}.qr-slot{width:220px}.qr-slot-head{font-size:.88rem;color:var(--text-secondary);margin-bottom:8px}.table-wrap{overflow-x:auto}.table{width:100%;border-collapse:collapse;font-size:.88rem}.table th,.table td{padding:9px 10px;border-bottom:1px solid var(--border);text-align:left;white-space:nowrap}.table th{color:var(--text-secondary);font-weight:550;background:var(--surface-hover)}.table tbody tr:hover{background:var(--surface-hover)}.table .mono{font-family:var(--font-mono);font-size:.8rem;color:var(--text-secondary)}@media(max-width:820px){.recharge-layout{grid-template-columns:1fr}.qr-item img,.qr-empty{width:132px;height:132px}.qr-slot{width:100%}.sponsor-actions{margin-left:0;width:100%;justify-content:flex-end}.chat-bubble{max-width:88%}.chat-tip{text-align:left}.chat-input .btn{height:46px}}.page-head-actions{display:flex;align-items:center;gap:8px;flex-wrap:wrap}.learn-footnote{margin-top:14px;line-height:1.7}.doc-list{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:16px}.doc-row{display:flex;flex-direction:column;gap:10px;padding-bottom:16px;border-bottom:1px solid var(--border)}.doc-row:last-child{padding-bottom:0;border-bottom:none}.doc-chapter{font-weight:600;color:var(--text)}.doc-slots{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:12px}.doc-slot{display:flex;flex-direction:column;gap:8px;padding:12px 14px;border:1px solid var(--border);border-radius:var(--radius);background:var(--surface)}.doc-slot.empty{border-style:dashed;background:var(--surface-hover)}.doc-slot-head{font-size:.86rem;color:var(--text-secondary)}.doc-slot-body{flex:1;display:flex;flex-direction:column;gap:4px;min-height:42px}.doc-slot.empty .doc-slot-body{color:var(--text-muted);font-size:.86rem;justify-content:center}.doc-slot-name{font-weight:550;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.doc-slot-actions{display:flex;gap:8px;flex-wrap:wrap}.pdf-title{margin-left:6px}.pdf-toolbar{display:flex;align-items:center;gap:8px;flex-wrap:wrap;padding:12px 18px;border-bottom:1px solid var(--border)}.pdf-pager{display:inline-flex;align-items:center;gap:6px;font-size:.88rem;color:var(--text-secondary)}.pdf-page-input{width:74px;text-align:center;padding:6px 8px}.pdf-spacer{flex:1}.pdf-zoom{font-size:.84rem;color:var(--text-secondary);min-width:46px;text-align:center}.pdf-tip{margin:12px 18px 0}.pdf-stage{display:flex;flex-direction:column;align-items:center;gap:12px;padding:18px;background:var(--surface-hover);border-bottom-left-radius:var(--radius);border-bottom-right-radius:var(--radius);overflow-x:auto}.pdf-stage .react-pdf__Document{display:flex;flex-direction:column;align-items:center}.pdf-stage .react-pdf__Page{box-shadow:0 12px 32px #1e3a5f33,0 2px 6px #1e3a5f1a;border-radius:6px;background:#fff}.pdf-loading{display:flex;align-items:center;gap:10px;color:var(--text-muted);font-size:.9rem;padding:24px 0}.kb-layout{display:grid;grid-template-columns:230px minmax(0,1fr);gap:16px;align-items:start}.kb-side{position:sticky;top:12px}.kb-side-pad{display:flex;flex-direction:column;gap:2px;max-height:70vh;overflow-y:auto}.kb-chapter{display:flex;align-items:center;justify-content:space-between;gap:8px;width:100%;padding:8px 10px;border:none;border-radius:var(--radius-sm);background:transparent;color:var(--text-secondary);font-size:.88rem;text-align:left;cursor:pointer;font-family:inherit}.kb-chapter:hover:not(:disabled){background:var(--surface-hover);color:var(--text)}.kb-chapter.active{background:var(--primary-light);color:var(--primary-dark);font-weight:600}.kb-chapter:disabled{color:var(--text-muted);cursor:default}.kb-count{font-size:.76rem;color:var(--text-muted);flex-shrink:0}.kb-chapter.active .kb-count{color:var(--primary)}.kb-main{display:flex;flex-direction:column;gap:14px;min-width:0}.kb-filters{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:12px}.kb-search{width:100%}.kb-list{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:16px}.kb-item{padding-bottom:14px;border-bottom:1px dashed var(--border)}.kb-item:last-child{padding-bottom:0;border-bottom:none}.kb-item-head{display:flex;align-items:center;gap:8px;flex-wrap:wrap;margin-bottom:6px}.kb-item-chapter{margin-left:auto}.kb-badge{display:inline-block;padding:2px 8px;border-radius:999px;font-size:.74rem;background:var(--surface-hover);color:var(--text-secondary);border:1px solid var(--border)}.kb-badge-definition{background:var(--info-light);color:var(--info);border-color:transparent}.kb-badge-theorem{background:var(--primary-light);color:var(--primary-dark);border-color:transparent}.kb-badge-lemma{background:var(--success-light);color:var(--success);border-color:transparent}.kb-badge-proposition{background:var(--warning-light);color:var(--warning);border-color:transparent}.kb-badge-corollary{background:var(--danger-light);color:var(--danger);border-color:transparent}.kb-content{font-size:.94rem}.mode-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(210px,1fr));gap:12px}.mode-card{display:flex;flex-direction:column;gap:6px;padding:14px;border:1px solid var(--border);border-radius:var(--radius);background:var(--surface);cursor:pointer;text-align:left;font-family:inherit;color:var(--text)}.mode-card:hover{border-color:var(--primary-soft)}.mode-card.active{border-color:var(--primary);background:var(--primary-light)}.mode-title{font-weight:600}.mode-desc{font-size:.84rem;color:var(--text-secondary);line-height:1.5}.dict-form{display:flex;gap:16px;flex-wrap:wrap;align-items:flex-end}.dict-field{display:flex;flex-direction:column;gap:6px;min-width:260px;flex:1}.dict-field-narrow{min-width:120px;flex:0 0 130px}.dict-check{display:inline-flex;align-items:center;gap:6px;font-size:.88rem;color:var(--text-secondary);padding-bottom:9px}.dict-preview{margin-top:12px;line-height:1.7}.dict-list{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:14px;counter-reset:dict}.dict-item{border:1px solid var(--border);border-radius:var(--radius);padding:12px 14px;background:var(--surface)}.dict-item-head{display:flex;gap:10px;align-items:flex-start}.dict-index{flex-shrink:0;width:24px;height:24px;border-radius:50%;display:grid;place-items:center;font-size:.78rem;font-weight:600;background:var(--primary-soft);color:var(--primary-dark)}.dict-prompt{flex:1;min-width:0}.dict-prompt-text{font-weight:550}.dict-prompt-text p{margin:0}.dict-tags{display:flex;align-items:center;gap:8px;flex-wrap:wrap;margin-top:4px}.dict-detail{margin:10px 0 0 34px;padding:10px 12px;border-left:3px solid var(--primary-soft);background:var(--surface-hover);border-radius:0 var(--radius-sm) var(--radius-sm) 0;font-size:.92rem}.dict-grade{display:flex;align-items:center;gap:8px;flex-wrap:wrap;margin:10px 0 0 34px}.dict-actions{display:flex;align-items:center;gap:12px;flex-wrap:wrap;margin-top:16px}.dict-image{max-width:100%;border-radius:var(--radius);border:1px solid var(--border)}.dict-history{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:10px}.dict-history-item{display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap;padding:12px 14px;border:1px solid var(--border);border-radius:var(--radius);background:var(--surface)}.dict-history-main{display:flex;align-items:center;gap:8px;flex-wrap:wrap}.dict-history-side{display:flex;align-items:center;gap:8px;flex-wrap:wrap;margin-left:auto}.admin-doc-row{display:flex;align-items:center;gap:12px;flex-wrap:wrap;padding:12px 0;border-bottom:1px solid var(--border)}.admin-doc-row:last-child{border-bottom:none}.admin-doc-name{font-weight:550;min-width:150px}.admin-doc-slots{display:flex;gap:16px;flex-wrap:wrap;flex:1}.admin-doc-slot{display:flex;flex-direction:column;gap:6px;min-width:220px}.admin-doc-slot-head{font-size:.84rem;color:var(--text-secondary)}.admin-doc-slot-actions{display:flex;align-items:center;gap:8px}.admin-item-content{max-width:520px;white-space:pre-wrap;overflow-wrap:break-word}.admin-item-content .md-content{font-size:.85rem}@media(max-width:820px){.kb-layout{grid-template-columns:1fr}.kb-side{position:static}.kb-side-pad{flex-direction:row;flex-wrap:wrap;max-height:none}.kb-chapter{width:auto}.dict-grade,.dict-detail{margin-left:0}.dict-field{min-width:100%}.dict-field-narrow{flex:1}.pdf-toolbar{padding:10px 12px}.pdf-stage{padding:10px}.admin-item-content{max-width:100%}.dict-check{gap:9px;padding:4px 0 9px}.dict-check input[type=checkbox]{width:19px;height:19px;flex-shrink:0}}.spacer{flex:1}.sub-head{font-size:.86rem;font-weight:550;color:var(--text-secondary);margin-bottom:10px}.lb-rule .lb-rewards{display:flex;gap:10px;flex-wrap:wrap}.lb-reward-item{display:flex;align-items:center;gap:6px;padding:9px 14px;border:1px solid var(--border);border-radius:var(--radius);background:var(--surface-hover);font-size:.9rem}.lb-reward-item strong{color:var(--warning);font-size:1.05rem}.lb-reward-rank{color:var(--text-secondary)}.lb-list{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:4px}.lb-row{display:flex;align-items:center;gap:10px;padding:10px 12px;border:1px solid var(--border);border-radius:var(--radius-sm);background:var(--surface);font-size:.92rem}.lb-row.is-me{border-color:var(--primary);background:var(--primary-light)}.lb-list.compact .lb-row{padding:7px 10px;font-size:.88rem}.lb-rank{width:28px;text-align:center;font-weight:600;color:var(--text-secondary);flex-shrink:0}.lb-row.rank-1 .lb-rank,.lb-row.rank-2 .lb-rank,.lb-row.rank-3 .lb-rank{font-size:1.1rem}.lb-name{display:flex;align-items:center;gap:6px;flex:1;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.lb-minutes{color:var(--text-secondary);font-variant-numeric:tabular-nums}.lb-me-note{font-size:.84rem;color:var(--text-muted);margin-bottom:6px}.lb-divider{height:1px;background:var(--border);margin:12px 0}.lb-foot{margin-top:10px;text-align:right}.week-list{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:8px}.week-item{display:flex;align-items:center;gap:10px;flex-wrap:wrap;width:100%;text-align:left;padding:12px 14px;border:1px solid var(--border);border-radius:var(--radius);background:var(--surface);cursor:pointer;font:inherit;font-size:.9rem;transition:border-color .15s,background .15s}.week-item:hover{border-color:var(--primary);background:var(--surface-hover)}.week-range{font-weight:550;color:var(--text)}.fb-counter{text-align:right;margin-top:4px}.fb-history{margin-top:22px;border-top:1px solid var(--border);padding-top:14px}.fb-history-head{font-size:.88rem;font-weight:550;color:var(--text-secondary);margin-bottom:10px}.fb-list,.fb-admin-list{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:10px}.fb-item,.fb-admin-item{border:1px solid var(--border);border-radius:var(--radius);background:var(--surface);padding:12px 14px}.fb-admin-item.done{background:var(--surface-hover)}.fb-item-head,.fb-admin-head{display:flex;align-items:center;gap:8px;flex-wrap:wrap;margin-bottom:8px}.fb-item-content,.fb-admin-content{font-size:.92rem;color:var(--text);white-space:pre-wrap;overflow-wrap:break-word}.fb-item-images{display:flex;gap:8px;flex-wrap:wrap;margin-top:10px}.fb-thumb{border:1px solid var(--border);border-radius:var(--radius-sm);padding:0;background:none;cursor:zoom-in;overflow:hidden;line-height:0}.fb-thumb img{width:84px;height:84px;object-fit:cover;display:block}.fb-admin-actions{display:flex;align-items:center;gap:10px;margin-top:10px}.fb-admin-actions .btn{margin-left:auto}.plan-add,.ver-add{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:14px}.plan-add .input,.ver-add .input{flex:1;min-width:180px}.plan-add .select{width:110px;flex:none}.ver-input{max-width:130px}.date-input{max-width:160px}.admin-list{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:8px}.admin-list-item{display:flex;align-items:center;gap:8px;flex-wrap:wrap;padding:10px 12px;border:1px solid var(--border);border-radius:var(--radius-sm);background:var(--surface);font-size:.9rem}.admin-list-item .input,.admin-list-item .select{flex:1;min-width:160px}.admin-list-main{flex:1;min-width:160px;overflow-wrap:break-word}.admin-list-actions{display:flex;align-items:center;gap:6px;margin-left:auto}.kpi-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(140px,1fr));gap:12px}.kpi{padding:14px;border:1px solid var(--border);border-radius:var(--radius);background:var(--surface-hover)}.kpi-value{font-size:1.5rem;font-weight:650;color:var(--text);line-height:1.2;font-variant-numeric:tabular-nums}.kpi-value.success{color:var(--success)}.kpi-value.info{color:var(--info)}.kpi-value.warning{color:var(--warning)}.kpi-label{font-size:.84rem;color:var(--text-secondary);margin-top:4px}.kpi-hint{font-size:.76rem;color:var(--text-muted);margin-top:2px}.chart-box{width:100%}.stats-split{display:grid;grid-template-columns:minmax(0,1.2fr) minmax(0,1fr);gap:16px}.legend-list{list-style:none;margin:10px 0 0;padding:0;display:flex;flex-direction:column;gap:7px;font-size:.88rem}.legend-list li{display:flex;align-items:center;gap:8px}.legend-dot{width:10px;height:10px;border-radius:3px;flex-shrink:0}.legend-name{color:var(--text-secondary)}.content-list{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:2px}.content-list li{display:flex;align-items:center;justify-content:space-between;gap:10px;padding:9px 2px;border-bottom:1px dashed var(--border);font-size:.9rem;color:var(--text-secondary)}.content-list li:last-child{border-bottom:none}.content-list strong{color:var(--text);font-variant-numeric:tabular-nums}.content-list strong.tone-warning{color:var(--warning)}.lb-admin-split{display:grid;grid-template-columns:minmax(0,1.4fr) minmax(0,1fr);gap:18px}.lb-admin-split .alert{margin:0 0 10px}.lb-admin-split .empty{padding:18px 10px}@media(max-width:820px){.stats-split,.lb-admin-split{grid-template-columns:1fr}.admin-list-actions{margin-left:0;width:100%;justify-content:flex-end}.lb-minutes{font-size:.82rem}.fb-thumb img{width:68px;height:68px}.plan-add .select,.ver-input,.date-input{width:100%;max-width:none}.kpi-grid{gap:10px}.kpi{padding:12px}.kpi-value{font-size:1.3rem}.lb-rule .lb-rewards{display:grid;grid-template-columns:repeat(auto-fit,minmax(148px,1fr));gap:8px}.lb-reward-item{padding:9px 12px}}
