@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:"0.17.0"}.katex .katex-mathml{border:0;-webkit-clip-path:inset(50%);clip-path:inset(50%);height:1px;overflow:hidden;padding:0;position:absolute;width:1px}.katex .katex-html>.newline{display:block}.katex .base{position:relative;white-space:nowrap;width:-webkit-min-content;width:-moz-min-content;width:min-content}.katex .base,.katex .strut{display:inline-block}.katex .textbf{font-weight:700}.katex .textit{font-style:italic}.katex .textrm{font-family:KaTeX_Main}.katex .textsf{font-family:KaTeX_SansSerif}.katex .texttt{font-family:KaTeX_Typewriter}.katex .mathnormal{font-family:KaTeX_Math;font-style:italic}.katex .mathit{font-family:KaTeX_Main;font-style:italic}.katex .mathrm{font-style:normal}.katex .mathbf{font-family:KaTeX_Main;font-weight:700}.katex .boldsymbol{font-family:KaTeX_Math;font-style:italic;font-weight:700}.katex .amsrm,.katex .mathbb,.katex .textbb{font-family:KaTeX_AMS}.katex .mathcal{font-family:KaTeX_Caligraphic}.katex .mathfrak,.katex .textfrak{font-family:KaTeX_Fraktur}.katex .mathboldfrak,.katex .textboldfrak{font-family:KaTeX_Fraktur;font-weight:700}.katex .mathtt{font-family:KaTeX_Typewriter}.katex .mathscr,.katex .textscr{font-family:KaTeX_Script}.katex .mathsf,.katex .textsf{font-family:KaTeX_SansSerif}.katex .mathboldsf,.katex .textboldsf{font-family:KaTeX_SansSerif;font-weight:700}.katex .mathitsf,.katex .mathsfit,.katex .textitsf{font-family:KaTeX_SansSerif;font-style:italic}.katex .mainrm{font-family:KaTeX_Main;font-style:normal}.katex .vlist-t{border-collapse:collapse;display:inline-table;table-layout:fixed}.katex .vlist-r{display:table-row}.katex .vlist{display:table-cell;position:relative;vertical-align:bottom}.katex .vlist>span{display:block;height:0;position:relative}.katex .vlist>span>span{display:inline-block}.katex .vlist>span>.pstrut{overflow:hidden;width:0}.katex .vlist-t2{margin-right:-2px}.katex .vlist-s{display:table-cell;font-size:1px;min-width:2px;vertical-align:bottom;width:2px}.katex .vbox{align-items:baseline;display:inline-flex;flex-direction:column}.katex .hbox{width:100%}.katex .hbox,.katex .thinbox{display:inline-flex;flex-direction:row}.katex .thinbox{max-width:0;width:0}.katex .msupsub{text-align:left}.katex .mfrac>span>span{text-align:center}.katex .mfrac .frac-line{border-bottom-style:solid;display:inline-block;width:100%}.katex .hdashline,.katex .hline,.katex .mfrac .frac-line,.katex .overline .overline-line,.katex .rule,.katex .underline .underline-line{min-height:1px}.katex .mspace{display:inline-block}.katex .smash{display:inline;line-height:0}.katex .clap,.katex .llap,.katex .rlap{position:relative;width:0}.katex .clap>.inner,.katex .llap>.inner,.katex .rlap>.inner{position:absolute}.katex .clap>.fix,.katex .llap>.fix,.katex .rlap>.fix{display:inline-block}.katex .llap>.inner{right:0}.katex .clap>.inner,.katex .rlap>.inner{left:0}.katex .clap>.inner>span{margin-left:-50%;margin-right:50%}.katex .rule{border:0 solid;display:inline-block;position:relative}.katex .hline,.katex .overline .overline-line,.katex .underline .underline-line{border-bottom-style:solid;display:inline-block;width:100%}.katex .hdashline{border-bottom-style:dashed;display:inline-block;width:100%}.katex .sqrt>.root{margin-left:.2777777778em;margin-right:-.5555555556em}.katex .fontsize-ensurer.reset-size1.size1,.katex .sizing.reset-size1.size1{font-size:1em}.katex .fontsize-ensurer.reset-size1.size2,.katex .sizing.reset-size1.size2{font-size:1.2em}.katex .fontsize-ensurer.reset-size1.size3,.katex .sizing.reset-size1.size3{font-size:1.4em}.katex .fontsize-ensurer.reset-size1.size4,.katex .sizing.reset-size1.size4{font-size:1.6em}.katex .fontsize-ensurer.reset-size1.size5,.katex .sizing.reset-size1.size5{font-size:1.8em}.katex .fontsize-ensurer.reset-size1.size6,.katex .sizing.reset-size1.size6{font-size:2em}.katex .fontsize-ensurer.reset-size1.size7,.katex .sizing.reset-size1.size7{font-size:2.4em}.katex .fontsize-ensurer.reset-size1.size8,.katex .sizing.reset-size1.size8{font-size:2.88em}.katex .fontsize-ensurer.reset-size1.size9,.katex .sizing.reset-size1.size9{font-size:3.456em}.katex .fontsize-ensurer.reset-size1.size10,.katex .sizing.reset-size1.size10{font-size:4.148em}.katex .fontsize-ensurer.reset-size1.size11,.katex .sizing.reset-size1.size11{font-size:4.976em}.katex .fontsize-ensurer.reset-size2.size1,.katex .sizing.reset-size2.size1{font-size:.8333333333em}.katex .fontsize-ensurer.reset-size2.size2,.katex .sizing.reset-size2.size2{font-size:1em}.katex .fontsize-ensurer.reset-size2.size3,.katex .sizing.reset-size2.size3{font-size:1.1666666667em}.katex .fontsize-ensurer.reset-size2.size4,.katex .sizing.reset-size2.size4{font-size:1.3333333333em}.katex .fontsize-ensurer.reset-size2.size5,.katex .sizing.reset-size2.size5{font-size:1.5em}.katex .fontsize-ensurer.reset-size2.size6,.katex .sizing.reset-size2.size6{font-size:1.6666666667em}.katex .fontsize-ensurer.reset-size2.size7,.katex .sizing.reset-size2.size7{font-size:2em}.katex .fontsize-ensurer.reset-size2.size8,.katex .sizing.reset-size2.size8{font-size:2.4em}.katex .fontsize-ensurer.reset-size2.size9,.katex .sizing.reset-size2.size9{font-size:2.88em}.katex .fontsize-ensurer.reset-size2.size10,.katex .sizing.reset-size2.size10{font-size:3.4566666667em}.katex .fontsize-ensurer.reset-size2.size11,.katex .sizing.reset-size2.size11{font-size:4.1466666667em}.katex .fontsize-ensurer.reset-size3.size1,.katex .sizing.reset-size3.size1{font-size:.7142857143em}.katex .fontsize-ensurer.reset-size3.size2,.katex .sizing.reset-size3.size2{font-size:.8571428571em}.katex .fontsize-ensurer.reset-size3.size3,.katex .sizing.reset-size3.size3{font-size:1em}.katex .fontsize-ensurer.reset-size3.size4,.katex .sizing.reset-size3.size4{font-size:1.1428571429em}.katex .fontsize-ensurer.reset-size3.size5,.katex .sizing.reset-size3.size5{font-size:1.2857142857em}.katex .fontsize-ensurer.reset-size3.size6,.katex .sizing.reset-size3.size6{font-size:1.4285714286em}.katex .fontsize-ensurer.reset-size3.size7,.katex .sizing.reset-size3.size7{font-size:1.7142857143em}.katex .fontsize-ensurer.reset-size3.size8,.katex .sizing.reset-size3.size8{font-size:2.0571428571em}.katex .fontsize-ensurer.reset-size3.size9,.katex .sizing.reset-size3.size9{font-size:2.4685714286em}.katex .fontsize-ensurer.reset-size3.size10,.katex .sizing.reset-size3.size10{font-size:2.9628571429em}.katex .fontsize-ensurer.reset-size3.size11,.katex .sizing.reset-size3.size11{font-size:3.5542857143em}.katex .fontsize-ensurer.reset-size4.size1,.katex .sizing.reset-size4.size1{font-size:.625em}.katex .fontsize-ensurer.reset-size4.size2,.katex .sizing.reset-size4.size2{font-size:.75em}.katex .fontsize-ensurer.reset-size4.size3,.katex .sizing.reset-size4.size3{font-size:.875em}.katex .fontsize-ensurer.reset-size4.size4,.katex .sizing.reset-size4.size4{font-size:1em}.katex .fontsize-ensurer.reset-size4.size5,.katex .sizing.reset-size4.size5{font-size:1.125em}.katex .fontsize-ensurer.reset-size4.size6,.katex .sizing.reset-size4.size6{font-size:1.25em}.katex .fontsize-ensurer.reset-size4.size7,.katex .sizing.reset-size4.size7{font-size:1.5em}.katex .fontsize-ensurer.reset-size4.size8,.katex .sizing.reset-size4.size8{font-size:1.8em}.katex .fontsize-ensurer.reset-size4.size9,.katex .sizing.reset-size4.size9{font-size:2.16em}.katex .fontsize-ensurer.reset-size4.size10,.katex .sizing.reset-size4.size10{font-size:2.5925em}.katex .fontsize-ensurer.reset-size4.size11,.katex .sizing.reset-size4.size11{font-size:3.11em}.katex .fontsize-ensurer.reset-size5.size1,.katex .sizing.reset-size5.size1{font-size:.5555555556em}.katex .fontsize-ensurer.reset-size5.size2,.katex .sizing.reset-size5.size2{font-size:.6666666667em}.katex .fontsize-ensurer.reset-size5.size3,.katex .sizing.reset-size5.size3{font-size:.7777777778em}.katex .fontsize-ensurer.reset-size5.size4,.katex .sizing.reset-size5.size4{font-size:.8888888889em}.katex .fontsize-ensurer.reset-size5.size5,.katex .sizing.reset-size5.size5{font-size:1em}.katex .fontsize-ensurer.reset-size5.size6,.katex .sizing.reset-size5.size6{font-size:1.1111111111em}.katex .fontsize-ensurer.reset-size5.size7,.katex .sizing.reset-size5.size7{font-size:1.3333333333em}.katex .fontsize-ensurer.reset-size5.size8,.katex .sizing.reset-size5.size8{font-size:1.6em}.katex .fontsize-ensurer.reset-size5.size9,.katex .sizing.reset-size5.size9{font-size:1.92em}.katex .fontsize-ensurer.reset-size5.size10,.katex .sizing.reset-size5.size10{font-size:2.3044444444em}.katex .fontsize-ensurer.reset-size5.size11,.katex .sizing.reset-size5.size11{font-size:2.7644444444em}.katex .fontsize-ensurer.reset-size6.size1,.katex .sizing.reset-size6.size1{font-size:.5em}.katex .fontsize-ensurer.reset-size6.size2,.katex .sizing.reset-size6.size2{font-size:.6em}.katex .fontsize-ensurer.reset-size6.size3,.katex .sizing.reset-size6.size3{font-size:.7em}.katex .fontsize-ensurer.reset-size6.size4,.katex .sizing.reset-size6.size4{font-size:.8em}.katex .fontsize-ensurer.reset-size6.size5,.katex .sizing.reset-size6.size5{font-size:.9em}.katex .fontsize-ensurer.reset-size6.size6,.katex .sizing.reset-size6.size6{font-size:1em}.katex .fontsize-ensurer.reset-size6.size7,.katex .sizing.reset-size6.size7{font-size:1.2em}.katex .fontsize-ensurer.reset-size6.size8,.katex .sizing.reset-size6.size8{font-size:1.44em}.katex .fontsize-ensurer.reset-size6.size9,.katex .sizing.reset-size6.size9{font-size:1.728em}.katex .fontsize-ensurer.reset-size6.size10,.katex .sizing.reset-size6.size10{font-size:2.074em}.katex .fontsize-ensurer.reset-size6.size11,.katex .sizing.reset-size6.size11{font-size:2.488em}.katex .fontsize-ensurer.reset-size7.size1,.katex .sizing.reset-size7.size1{font-size:.4166666667em}.katex .fontsize-ensurer.reset-size7.size2,.katex .sizing.reset-size7.size2{font-size:.5em}.katex .fontsize-ensurer.reset-size7.size3,.katex .sizing.reset-size7.size3{font-size:.5833333333em}.katex .fontsize-ensurer.reset-size7.size4,.katex .sizing.reset-size7.size4{font-size:.6666666667em}.katex .fontsize-ensurer.reset-size7.size5,.katex .sizing.reset-size7.size5{font-size:.75em}.katex .fontsize-ensurer.reset-size7.size6,.katex .sizing.reset-size7.size6{font-size:.8333333333em}.katex .fontsize-ensurer.reset-size7.size7,.katex .sizing.reset-size7.size7{font-size:1em}.katex .fontsize-ensurer.reset-size7.size8,.katex .sizing.reset-size7.size8{font-size:1.2em}.katex .fontsize-ensurer.reset-size7.size9,.katex .sizing.reset-size7.size9{font-size:1.44em}.katex .fontsize-ensurer.reset-size7.size10,.katex .sizing.reset-size7.size10{font-size:1.7283333333em}.katex .fontsize-ensurer.reset-size7.size11,.katex .sizing.reset-size7.size11{font-size:2.0733333333em}.katex .fontsize-ensurer.reset-size8.size1,.katex .sizing.reset-size8.size1{font-size:.3472222222em}.katex .fontsize-ensurer.reset-size8.size2,.katex .sizing.reset-size8.size2{font-size:.4166666667em}.katex .fontsize-ensurer.reset-size8.size3,.katex .sizing.reset-size8.size3{font-size:.4861111111em}.katex .fontsize-ensurer.reset-size8.size4,.katex .sizing.reset-size8.size4{font-size:.5555555556em}.katex .fontsize-ensurer.reset-size8.size5,.katex .sizing.reset-size8.size5{font-size:.625em}.katex .fontsize-ensurer.reset-size8.size6,.katex .sizing.reset-size8.size6{font-size:.6944444444em}.katex .fontsize-ensurer.reset-size8.size7,.katex .sizing.reset-size8.size7{font-size:.8333333333em}.katex .fontsize-ensurer.reset-size8.size8,.katex .sizing.reset-size8.size8{font-size:1em}.katex .fontsize-ensurer.reset-size8.size9,.katex .sizing.reset-size8.size9{font-size:1.2em}.katex .fontsize-ensurer.reset-size8.size10,.katex .sizing.reset-size8.size10{font-size:1.4402777778em}.katex .fontsize-ensurer.reset-size8.size11,.katex .sizing.reset-size8.size11{font-size:1.7277777778em}.katex .fontsize-ensurer.reset-size9.size1,.katex .sizing.reset-size9.size1{font-size:.2893518519em}.katex .fontsize-ensurer.reset-size9.size2,.katex .sizing.reset-size9.size2{font-size:.3472222222em}.katex .fontsize-ensurer.reset-size9.size3,.katex .sizing.reset-size9.size3{font-size:.4050925926em}.katex .fontsize-ensurer.reset-size9.size4,.katex .sizing.reset-size9.size4{font-size:.462962963em}.katex .fontsize-ensurer.reset-size9.size5,.katex .sizing.reset-size9.size5{font-size:.5208333333em}.katex .fontsize-ensurer.reset-size9.size6,.katex .sizing.reset-size9.size6{font-size:.5787037037em}.katex .fontsize-ensurer.reset-size9.size7,.katex .sizing.reset-size9.size7{font-size:.6944444444em}.katex .fontsize-ensurer.reset-size9.size8,.katex .sizing.reset-size9.size8{font-size:.8333333333em}.katex .fontsize-ensurer.reset-size9.size9,.katex .sizing.reset-size9.size9{font-size:1em}.katex .fontsize-ensurer.reset-size9.size10,.katex .sizing.reset-size9.size10{font-size:1.2002314815em}.katex .fontsize-ensurer.reset-size9.size11,.katex .sizing.reset-size9.size11{font-size:1.4398148148em}.katex .fontsize-ensurer.reset-size10.size1,.katex .sizing.reset-size10.size1{font-size:.2410800386em}.katex .fontsize-ensurer.reset-size10.size2,.katex .sizing.reset-size10.size2{font-size:.2892960463em}.katex .fontsize-ensurer.reset-size10.size3,.katex .sizing.reset-size10.size3{font-size:.337512054em}.katex .fontsize-ensurer.reset-size10.size4,.katex .sizing.reset-size10.size4{font-size:.3857280617em}.katex .fontsize-ensurer.reset-size10.size5,.katex .sizing.reset-size10.size5{font-size:.4339440694em}.katex .fontsize-ensurer.reset-size10.size6,.katex .sizing.reset-size10.size6{font-size:.4821600771em}.katex .fontsize-ensurer.reset-size10.size7,.katex .sizing.reset-size10.size7{font-size:.5785920926em}.katex .fontsize-ensurer.reset-size10.size8,.katex .sizing.reset-size10.size8{font-size:.6943105111em}.katex .fontsize-ensurer.reset-size10.size9,.katex .sizing.reset-size10.size9{font-size:.8331726133em}.katex .fontsize-ensurer.reset-size10.size10,.katex .sizing.reset-size10.size10{font-size:1em}.katex .fontsize-ensurer.reset-size10.size11,.katex .sizing.reset-size10.size11{font-size:1.1996142719em}.katex .fontsize-ensurer.reset-size11.size1,.katex .sizing.reset-size11.size1{font-size:.2009646302em}.katex .fontsize-ensurer.reset-size11.size2,.katex .sizing.reset-size11.size2{font-size:.2411575563em}.katex .fontsize-ensurer.reset-size11.size3,.katex .sizing.reset-size11.size3{font-size:.2813504823em}.katex .fontsize-ensurer.reset-size11.size4,.katex .sizing.reset-size11.size4{font-size:.3215434084em}.katex .fontsize-ensurer.reset-size11.size5,.katex .sizing.reset-size11.size5{font-size:.3617363344em}.katex .fontsize-ensurer.reset-size11.size6,.katex .sizing.reset-size11.size6{font-size:.4019292605em}.katex .fontsize-ensurer.reset-size11.size7,.katex .sizing.reset-size11.size7{font-size:.4823151125em}.katex .fontsize-ensurer.reset-size11.size8,.katex .sizing.reset-size11.size8{font-size:.578778135em}.katex .fontsize-ensurer.reset-size11.size9,.katex .sizing.reset-size11.size9{font-size:.6945337621em}.katex .fontsize-ensurer.reset-size11.size10,.katex .sizing.reset-size11.size10{font-size:.8336012862em}.katex .fontsize-ensurer.reset-size11.size11,.katex .sizing.reset-size11.size11{font-size:1em}.katex .delimsizing.size1{font-family:KaTeX_Size1}.katex .delimsizing.size2{font-family:KaTeX_Size2}.katex .delimsizing.size3{font-family:KaTeX_Size3}.katex .delimsizing.size4{font-family:KaTeX_Size4}.katex .delimsizing.mult .delim-size1>span{font-family:KaTeX_Size1}.katex .delimsizing.mult .delim-size4>span{font-family:KaTeX_Size4}.katex .nulldelimiter{display:inline-block;width:.12em}.katex .delimcenter,.katex .op-symbol{position:relative}.katex .op-symbol.small-op{font-family:KaTeX_Size1}.katex .op-symbol.large-op{font-family:KaTeX_Size2}.katex .accent>.vlist-t,.katex .op-limits>.vlist-t{text-align:center}.katex .accent .accent-body{position:relative}.katex .accent .accent-body:not(.accent-full){width:0}.katex .overlay{display:block}.katex .mtable .vertical-separator{display:inline-block;min-width:1px}.katex .mtable .arraycolsep{display:inline-block}.katex .mtable .col-align-c>.vlist-t{text-align:center}.katex .mtable .col-align-l>.vlist-t{text-align:left}.katex .mtable .col-align-r>.vlist-t{text-align:right}.katex .svg-align{text-align:left}.katex svg{fill:currentColor;stroke:currentColor;display:block;height:inherit;position:absolute;width:100%}.katex svg path{stroke:none}.katex svg{fill-rule:nonzero;fill-opacity:1;stroke-width:1;stroke-linecap:butt;stroke-linejoin:miter;stroke-miterlimit:4;stroke-dasharray:none;stroke-dashoffset:0;stroke-opacity:1}.katex img{border-style:none;max-height:none;max-width:none;min-height:0;min-width:0}.katex .stretchy{display:block;overflow:hidden;position:relative;width:100%}.katex .stretchy:after,.katex .stretchy:before{content:""}.katex .hide-tail{overflow:hidden;position:relative;width:100%}.katex .halfarrow-left{left:0;overflow:hidden;position:absolute;width:50.2%}.katex .halfarrow-right{overflow:hidden;position:absolute;right:0;width:50.2%}.katex .brace-left{left:0;overflow:hidden;position:absolute;width:25.1%}.katex .brace-center{left:25%;overflow:hidden;position:absolute;width:50%}.katex .brace-right{overflow:hidden;position:absolute;right:0;width:25.1%}.katex .x-arrow-pad{padding:0 .5em}.katex .cd-arrow-pad{padding:0 .55556em 0 .27778em}.katex .mover,.katex .munder,.katex .x-arrow{text-align:center}.katex .boxpad{padding:0 .3em}.katex .fbox,.katex .fcolorbox{border:.04em solid;box-sizing:border-box}.katex .cancel-pad{padding:0 .2em}.katex .cancel-lap{margin-left:-.2em;margin-right:-.2em}.katex .sout{border-bottom-style:solid;border-bottom-width:.08em}.katex .angl{border-right:.049em solid;border-top:.049em solid;box-sizing:border-box;margin-right:.03889em}.katex .anglpad{padding:0 .03889em}.katex .eqn-num:before{content:"(" counter(katexEqnNo) ")";counter-increment:katexEqnNo}.katex .mml-eqn-num:before{content:"(" counter(mmlEqnNo) ")";counter-increment:mmlEqnNo}.katex .mtr-glue{width:50%}.katex .cd-vert-arrow{display:inline-block;position:relative}.katex .cd-label-left{display:inline-block;position:absolute;right:calc(50% + .3em);text-align:left}.katex .cd-label-right{display:inline-block;left:calc(50% + .3em);position:absolute;text-align:right}.katex-display{display:block;margin:1em 0;text-align:center}.katex-display>.katex{display:block;text-align:center;white-space:nowrap}.katex-display>.katex>.katex-html{display:block;position:relative}.katex-display>.katex>.katex-html>.tag{position:absolute;right:0}.katex-display.leqno>.katex>.katex-html>.tag{left:0;right:auto}.katex-display.fleqn>.katex{padding-left:2em;text-align:left}body{counter-reset:katexEqnNo mmlEqnNo}:root{font-family:Microsoft YaHei,PingFang SC,sans-serif;color:#16324f;background:radial-gradient(circle at left top,rgba(138,180,255,.22),transparent 24%),radial-gradient(circle at right 20%,rgba(123,225,255,.14),transparent 20%),linear-gradient(180deg,#f6f9ff,#edf3fb)}html,body,#root{height:100%}*{box-sizing:border-box}body{margin:0;overflow:hidden}button,input,textarea{font:inherit}.platform-shell{height:100vh;display:grid;grid-template-rows:auto minmax(0,1fr);overflow:hidden;padding:0}.platform-toast{position:fixed;z-index:2000000;top:101px;left:50%;width:min(440px,calc(100vw - 32px));min-height:56px;display:flex;align-items:center;gap:12px;transform:translate(-50%);padding:10px 18px 10px 12px;border:1px solid #b9e8d2;border-left:4px solid #16a66a;border-radius:8px;background:#fff;box-shadow:0 14px 36px #1a4b3a33;color:#173d31;font-size:15px;line-height:1.5;overflow-wrap:anywhere;pointer-events:auto;animation:platform-toast-enter .18s ease-out}.platform-toast-icon{width:34px;height:34px;display:inline-flex;flex:0 0 34px;align-items:center;justify-content:center;border-radius:50%;background:#eaf8f1;color:#128257}.platform-toast-message{min-width:0;flex:1;font-weight:600}.usage-statistics-workspace{min-width:0;padding:28px;color:#172033}.usage-statistics-heading{display:flex;align-items:flex-start;justify-content:space-between;gap:20px;margin-bottom:20px}.usage-statistics-heading h2{margin:3px 0 6px;font-size:28px}.usage-statistics-heading p:last-child{margin:0;color:#68738a}.usage-view-tabs{display:inline-flex;gap:4px;padding:4px;margin-bottom:16px;border:1px solid #e2e8f2;border-radius:12px;background:#f5f7fb}.usage-view-tabs button,.usage-secondary-button,.usage-primary-button,.usage-pagination button{display:inline-flex;align-items:center;justify-content:center;gap:7px;border:0;border-radius:9px;font:inherit;cursor:pointer}.usage-view-tabs button{padding:8px 14px;color:#68738a;background:transparent}.usage-view-tabs button.active{color:#3159cf;background:#fff;box-shadow:0 2px 8px #24376417}.usage-secondary-button,.usage-primary-button{min-height:38px;padding:0 15px}.usage-secondary-button{color:#3159cf;border:1px solid #cfd9f2;background:#fff}.usage-primary-button{align-self:end;color:#fff;background:#4268dd}.usage-secondary-button:disabled,.usage-primary-button:disabled,.usage-pagination button:disabled{cursor:not-allowed;opacity:.5}.usage-filters{display:flex;flex-wrap:wrap;align-items:end;gap:12px;padding:16px;margin-bottom:18px;border:1px solid #e4e9f2;border-radius:14px;background:#fff}.usage-filters label{display:grid;gap:6px;color:#69748a;font-size:12px}.usage-filters input,.usage-filters select{min-width:142px;height:38px;box-sizing:border-box;padding:0 10px;color:#27324a;border:1px solid #d9e0eb;border-radius:8px;outline:none;background:#fff}.usage-filters input:focus,.usage-filters select:focus{border-color:#6382e6;box-shadow:0 0 0 3px #4268dd1a}.usage-search-field div{position:relative}.usage-search-field svg{position:absolute;top:11px;left:10px;color:#8a94a8}.usage-search-field input{padding-left:31px}.usage-checkbox-field{display:flex!important;align-items:center;align-self:end;gap:7px!important;min-height:38px;white-space:nowrap;color:#4f5b72!important;font-size:13px!important}.usage-checkbox-field input{min-width:16px;width:16px;height:16px;margin:0;accent-color:#4268dd}.usage-error{padding:11px 14px;margin-bottom:16px;color:#a52828;border:1px solid #f0c6c6;border-radius:10px;background:#fff5f5}.usage-summary-grid{display:grid;grid-template-columns:repeat(5,minmax(150px,1fr));gap:12px;margin-bottom:18px}.usage-summary-grid article{display:grid;gap:6px;padding:17px;border:1px solid #e3e9f3;border-radius:14px;background:linear-gradient(145deg,#fff,#f8faff);box-shadow:0 5px 16px #2035600d}.usage-summary-grid article span,.usage-summary-grid article small{color:#758096}.usage-summary-grid article strong{font-size:25px;font-variant-numeric:tabular-nums}.usage-chart-panel{min-width:0;padding:18px 20px 12px;margin-bottom:18px;border:1px solid #e2e8f1;border-radius:14px;background:#fff;box-shadow:0 5px 16px #2035600a}.usage-chart-heading{display:flex;align-items:flex-start;justify-content:space-between;gap:18px}.usage-chart-heading h3{margin:2px 0 4px;font-size:17px}.usage-chart-heading p{margin:0;color:#7a8497;font-size:13px}.usage-chart-toolbar{display:flex;flex-wrap:wrap;justify-content:flex-end;gap:10px}.usage-chart-tabs,.usage-granularity{display:inline-flex;padding:3px;border:1px solid #e0e6f0;border-radius:9px;background:#f6f8fc}.usage-chart-tabs button,.usage-granularity button{min-height:30px;padding:0 11px;color:#68738a;border:0;border-radius:7px;background:transparent;font:inherit;font-size:13px;cursor:pointer}.usage-chart-tabs button.active,.usage-granularity button.active{color:#3159cf;background:#fff;box-shadow:0 1px 5px #2437641a}.usage-granularity button{min-width:34px;padding:0 8px}.usage-granularity button:disabled{cursor:not-allowed;opacity:.55}.usage-chart-stage{position:relative;min-width:0}.usage-chart-canvas{width:100%;height:360px}.usage-chart-loading{position:absolute;inset:0;display:grid;place-items:center;color:#68738a;background:#ffffffb8;font-size:13px;pointer-events:none}.usage-chart-empty{position:absolute;inset:0;display:grid;place-items:center;color:#8a94a7;font-size:13px;pointer-events:none}.usage-chart-error{padding:10px 12px;margin-top:14px;color:#a52828;border:1px solid #f0c6c6;border-radius:9px;background:#fff5f5;font-size:13px}.usage-table-panel{min-width:0;overflow:hidden;border:1px solid #e2e8f1;border-radius:14px;background:#fff}.usage-table-scroll{overflow:auto}.usage-table-panel table{width:100%;min-width:1320px;border-collapse:collapse;font-size:13px;white-space:nowrap}.usage-table-panel th,.usage-table-panel td{padding:11px 12px;text-align:center;vertical-align:middle;border-bottom:1px solid #edf0f5}.usage-table-panel th{color:#4f5b72;font-weight:600;background:#f7f9fc}.usage-table-panel thead tr:first-child>th[rowspan]{vertical-align:middle}.usage-table-panel .usage-group-heading{padding-top:12px;padding-bottom:12px;text-align:center;border-left:2px solid #d9e0ea;box-shadow:inset 0 3px 0 currentColor}.usage-group-heading span{display:inline-flex;align-items:center;justify-content:center;gap:7px}.usage-table-panel .usage-group-teaching{color:#14745a;background:#edf8f3}.usage-table-panel .usage-group-ppt{color:#2b64a8;background:#eef5fd}.usage-table-panel .usage-group-agent{color:#98611d;background:#fff7e8}.usage-table-panel .usage-dimension-cell{text-align:left}.usage-table-panel tbody tr:hover{background:#fafbfe}.usage-table-panel td strong,.usage-table-panel td small{display:block}.usage-table-panel td small{margin-top:2px;color:#8a94a7}.usage-subhead th{padding-top:7px;padding-bottom:7px;color:#7a8497;font-size:11px}.usage-subhead .usage-cell-teaching{color:#496b60;background:#f6fbf8}.usage-subhead .usage-cell-ppt{color:#4d6685;background:#f6f9fd}.usage-subhead .usage-cell-agent{color:#785f3c;background:#fffbf3}.usage-table-panel .usage-group-start{border-left:2px solid #d9e0ea}.usage-empty{padding:42px!important;text-align:center!important;color:#8a94a7}.usage-pagination{display:flex;align-items:center;justify-content:space-between;padding:12px 16px;color:#6f7a90;font-size:13px}.usage-pagination div{display:flex;align-items:center;gap:10px}.usage-pagination button{padding:7px 11px;color:#35415a;border:1px solid #dce2ec;background:#fff}.usage-statistics-workspace .spin{animation:usage-spin 1s linear infinite}@keyframes usage-spin{to{transform:rotate(360deg)}}@media(max-width:1180px){.usage-summary-grid{grid-template-columns:repeat(3,minmax(160px,1fr))}}@media(max-width:760px){.usage-statistics-workspace{padding:18px 12px}.usage-statistics-heading{align-items:stretch;flex-direction:column}.usage-summary-grid{grid-template-columns:1fr}.usage-filters{align-items:stretch;flex-direction:column}.usage-filters input,.usage-filters select{width:100%}.usage-primary-button{align-self:stretch}.usage-chart-panel{padding:15px 10px 8px}.usage-chart-heading{flex-direction:column}.usage-chart-toolbar{width:100%;justify-content:flex-start}.usage-chart-tabs{width:100%}.usage-chart-tabs button{flex:1;padding:0 6px}.usage-chart-canvas{height:330px}}.platform-toast-action{flex:0 0 auto;padding:7px 12px;border:1px solid #8bd1af;border-radius:6px;background:#f4fcf8;color:#08784b;font:inherit;font-size:14px;font-weight:700;cursor:pointer}.platform-toast-action:hover{border-color:#16a66a;background:#eaf8f1}.platform-toast-action:focus-visible{outline:3px solid rgba(22,166,106,.25);outline-offset:2px}.platform-toast-dismiss{display:inline-flex;flex:0 0 auto;align-items:center;justify-content:center;width:28px;height:28px;padding:0;border:0;border-radius:5px;background:transparent;color:#5c7b6f;cursor:pointer}.platform-toast-dismiss:hover{background:#edf7f2;color:#173d31}.platform-toast-dismiss:focus-visible{outline:3px solid rgba(22,166,106,.25);outline-offset:1px}@keyframes platform-toast-enter{0%{opacity:0;transform:translate(-50%,-10px)}to{opacity:1;transform:translate(-50%)}}@media(prefers-reduced-motion:reduce){.platform-toast{animation:none}}.platform-header{position:sticky;top:0;z-index:20;height:85px;min-width:0;max-width:100%;background:#fff;border-bottom:1px solid #e7eaf0}.platform-header-inner{width:100%;height:100%;padding:0 20px;display:grid;grid-template-columns:minmax(220px,1fr) auto minmax(220px,1fr);align-items:center;gap:20px}.platform-brand{min-width:0;margin:0;display:flex;align-items:center;gap:12px;color:#202633;font-size:24px;font-weight:700;white-space:nowrap}.platform-brand-mark{width:31px;height:31px;flex:0 0 auto;display:grid;place-items:center;border-radius:8px;overflow:hidden;background:#fff}.platform-brand-mark img{width:100%;height:100%;object-fit:contain}.platform-brand-ai{color:#3b7fff}.platform-auth{position:relative;min-width:0;display:flex;align-items:center;justify-content:flex-end;gap:8px}.platform-login-button,.platform-health-button,.platform-help-button,.platform-user-button{height:34px;border:1px solid #e4e7ec;border-radius:8px;background:#fff;color:#4b5563;cursor:pointer;transition:background .16s ease,box-shadow .16s ease,color .16s ease}.platform-login-button{padding:0 14px;font-size:14px;font-weight:600}.platform-help-button,.platform-health-button{width:42px;height:42px;display:inline-flex;align-items:center;justify-content:center;color:#3b7fff;background:#f4f8ff}.platform-health-button{position:relative;color:#52606f;background:#f7f9fc}.platform-health-indicator{position:absolute;right:7px;bottom:7px;width:7px;height:7px;border:2px solid #fff;border-radius:50%}.platform-health-indicator.is-healthy{background:#18a66a}.platform-health-indicator.is-warning{background:#d88a16}.platform-login-button:hover,.platform-health-button:hover,.platform-help-button:hover,.platform-user-button:hover{background:#f7f9fc;box-shadow:0 4px 12px #1f2a4414}.llm-health-overlay{position:fixed;inset:0;z-index:120;display:flex;justify-content:flex-end;background:#141f3047}.llm-health-panel{width:min(520px,100vw);height:100%;padding:24px;overflow:auto;background:#f7f9fc;border-left:1px solid #dfe5ec;box-shadow:-16px 0 40px #18273f29}.llm-health-panel-header{display:flex;align-items:flex-start;justify-content:space-between;gap:16px;margin-bottom:20px}.llm-health-panel-header h2{margin:0;color:#202938;letter-spacing:0}.llm-health-panel-header h2{font-size:22px}.llm-health-panel-header p{margin:5px 0 0;color:#758195;font-size:13px}.llm-health-panel-actions{display:flex;gap:6px}.llm-health-panel-actions button{width:36px;height:36px;display:grid;place-items:center;padding:0;border:1px solid #dfe5ec;border-radius:6px;background:#fff;color:#52606f;cursor:pointer}.llm-health-panel-actions button:disabled{opacity:.55;cursor:default}.llm-health-panel-actions .is-spinning{animation:llm-health-spin .9s linear infinite}@keyframes llm-health-spin{to{transform:rotate(360deg)}}.llm-health-error{margin-bottom:12px;padding:10px 12px;border-left:3px solid #c74b50;background:#fff0f0;color:#94373c;font-size:13px}.llm-health-models{display:grid;gap:8px}.llm-health-model{min-height:70px;display:grid;grid-template-columns:10px minmax(0,1fr) 64px 72px 86px;align-items:center;gap:12px;padding:12px 14px;border:1px solid #dfe5ec;border-radius:8px;background:#fff}.llm-health-dot{width:9px;height:9px;border-radius:50%;background:#18a66a}.llm-health-dot.is-open{background:#c74b50}.llm-health-dot.is-half-open{background:#d88a16}.llm-health-model-copy,.llm-health-model-metrics{min-width:0;display:grid;gap:3px}.llm-health-model-copy strong{overflow:hidden;color:#202938;text-overflow:ellipsis;white-space:nowrap}.llm-health-model-name{min-width:0;display:flex;align-items:center;gap:7px}.llm-health-model-name>strong{min-width:0}.llm-health-model-name>span{flex:0 0 auto;padding:2px 6px;border-radius:4px;background:#e8f7f0;color:#128154;font-size:11px;font-weight:700}.llm-health-model-copy span,.llm-health-model-metrics span{color:#7a8797;font-size:12px}.llm-health-model-metrics{text-align:right}.llm-health-model-metrics strong{color:#344256;font-size:13px}.llm-usage-history-heading{display:flex;align-items:baseline;justify-content:space-between;margin:24px 0 10px}.llm-usage-history-heading h3{margin:0;font-size:16px}.llm-usage-history-heading span{color:#7a8797;font-size:12px}.llm-usage-history{display:grid;gap:1px;border:1px solid #dfe5ec;border-radius:8px;overflow:hidden;background:#dfe5ec}.llm-usage-history-row{min-height:66px;display:grid;grid-template-columns:70px minmax(0,1fr);align-items:center;gap:10px;padding:10px 12px;background:#fff;font-size:12px}.llm-usage-history-row time{color:#7a8797;font-variant-numeric:tabular-nums}.llm-usage-history-row>div{min-width:0;display:grid;gap:2px}.llm-usage-history-row strong{overflow:hidden;color:#263548;text-overflow:ellipsis;white-space:nowrap}.llm-usage-history-row span{color:#7a8797}.llm-usage-history-row p{grid-column:2;margin:-4px 0 0;color:#52606f;line-height:1.45}.llm-health-empty{padding:28px 16px;background:#fff;color:#7a8797;text-align:center;font-size:13px}@media(max-width:600px){.llm-health-panel{padding:18px 14px}.llm-health-model{grid-template-columns:10px minmax(0,1fr) 52px 64px}.llm-health-model-metrics:last-child{display:none}.llm-usage-history-row{grid-template-columns:62px minmax(0,1fr)}}.platform-login-button:disabled{opacity:.72;cursor:default}.platform-user-menu{position:relative}.platform-user-button{height:50px;display:inline-flex;align-items:center;gap:8px;padding:0 11px 0 7px}.platform-user-avatar{display:grid;place-items:center;width:22px;height:22px;border-radius:50%;background:#6964f5;color:#fff;font-size:11px;font-weight:700}.platform-user-name{max-width:138px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;font-size:14px;font-weight:600}.platform-user-caret{width:0;height:0;border-left:4px solid transparent;border-right:4px solid transparent;border-top:5px solid currentColor}.platform-user-dropdown{position:absolute;right:0;top:40px;min-width:128px;padding:6px;border-radius:8px;background:#fff;box-shadow:0 14px 34px #1539702e;z-index:80}.platform-user-dropdown button{width:100%;border:0;border-radius:6px;padding:10px 12px;background:transparent;color:#233950;text-align:left;cursor:pointer}.platform-user-dropdown button:hover{background:#eef5ff;color:#2868dc}.platform-login-overlay{position:fixed;inset:0;z-index:1000;display:flex;align-items:center;justify-content:center;padding:24px;background:#05142d85;-webkit-backdrop-filter:blur(3px);backdrop-filter:blur(3px)}.platform-login-dialog{width:min(650px,100%);height:min(600px,calc(100vh - 48px));border-radius:12px}.platform-login-frame{display:block;width:100%;height:100%;border:0;background:transparent}.module-kicker{margin:0 0 8px;color:#4e88df;letter-spacing:.14em;text-transform:uppercase;font-size:11px;font-weight:700}.platform-module-nav{min-width:0;height:100%;display:flex;align-items:center;justify-content:center;gap:8px}.platform-module-tab{position:relative;height:52px;border:0;border-radius:8px;padding:0 18px;display:inline-flex;align-items:center;gap:10px;background:transparent;color:#777e8c;font-size:18px;font-weight:500;line-height:1;white-space:nowrap;cursor:pointer}.platform-module-tab.active{color:#3b7fff;background:#eef4ff;font-weight:700}.platform-module-tab.active:after{content:"";position:absolute;left:50%;bottom:-9px;width:22px;height:2px;border-radius:1px;background:#3b7fff;transform:translate(-50%)}.platform-shell.is-wechat-mini-program{grid-template-rows:minmax(0,1fr)}.platform-module-tab-icon{width:24px;height:24px;flex:0 0 auto;background:currentColor;-webkit-mask-image:var(--platform-module-icon);mask-image:var(--platform-module-icon);-webkit-mask-position:center;mask-position:center;-webkit-mask-repeat:no-repeat;mask-repeat:no-repeat;-webkit-mask-size:contain;mask-size:contain}.platform-module-tab:focus-visible{outline:2px solid #3b7fff;outline-offset:2px}.module-frame{display:grid;grid-template-columns:252px minmax(0,1fr);gap:18px;padding:18px 20px 0;max-width:2048px;margin:0 auto;width:100%;min-width:0;min-height:0;overflow:hidden}.module-frame-without-sidebar{grid-template-columns:minmax(0,1fr)}.module-frame-ruippt .module-content:has(.workspace-grid-preview){overflow:hidden}.module-frame-ruippt:has(.workspace-grid-preview){max-width:none;padding:0;gap:0}.module-frame-ruippt .module-content:has(.ruippt-workbench.is-compose-stage){overflow:hidden}.module-frame-ruippt:has(.ruippt-workbench.is-compose-stage){max-width:none;padding:0;gap:0}.panel{border:1px solid rgba(125,157,208,.12);background:#ffffffeb;border-radius:24px;box-shadow:0 18px 42px #26478112}.module-sidebar{padding:14px 12px;background:linear-gradient(180deg,#fafcfff5,#f1f6fff5),radial-gradient(circle at top left,rgba(118,178,255,.1),transparent 36%);min-height:0;overflow:auto;display:flex;flex-direction:column}.module-frame-ruitplan .module-content,.module-frame-ruiagent .module-content{overflow:hidden}.module-sidebar-header{display:none}.module-feature-list{display:grid;gap:8px}.module-sidebar-role-switch{width:100%;min-height:42px;margin-top:auto;border:1px solid rgba(75,144,241,.24);border-radius:8px;background:#eef4ff;color:#3578dd;display:inline-flex;align-items:center;justify-content:center;gap:8px;font-size:14px;font-weight:600;cursor:pointer}.module-sidebar-role-switch:hover{background:#e2edff}.module-sidebar-role-switch:focus-visible{outline:2px solid #4b90f1;outline-offset:2px}.module-feature-item{width:100%;border:0;border-radius:18px;padding:14px 12px;background:transparent;color:#203a59;text-align:left;display:grid;grid-template-columns:36px minmax(0,1fr);gap:12px;align-items:center;cursor:pointer}.module-feature-item.active{background:linear-gradient(135deg,#e3eefffa,#d0e3fffa);color:#3578dd;box-shadow:inset 0 0 0 1px #4d8ae91a}.module-feature-item:focus-visible{outline:2px solid #4b90f1;outline-offset:2px}.module-feature-icon{position:relative;width:36px;height:36px;border-radius:12px;background:linear-gradient(135deg,#5b9bf3,#3c7ee8);box-shadow:0 8px 18px #3c7ee838}.module-feature-icon:before,.module-feature-icon:after{content:"";position:absolute;background:#fffffff5}.icon-ppt:before{inset:8px 10px;border-radius:3px}.icon-ppt:after{width:10px;height:2px;left:13px;bottom:7px;border-radius:999px}.icon-folder:before{width:20px;height:12px;left:8px;top:13px;border-radius:3px}.icon-folder:after{width:10px;height:4px;left:8px;top:10px;border-radius:3px 3px 0 0}.icon-library:before{width:4px;height:18px;left:9px;top:9px;border-radius:2px;box-shadow:7px 0 #fffffff5,14px 0 #fffffff5}.icon-library:after{width:18px;height:2px;left:9px;bottom:7px;border-radius:999px}.icon-plan:before{width:16px;height:18px;left:10px;top:8px;border-radius:3px}.icon-plan:after{width:8px;height:2px;left:14px;top:14px;border-radius:999px;box-shadow:0 5px #fffffff5}.icon-target:before{width:18px;height:18px;left:9px;top:9px;border:2px solid rgba(255,255,255,.96);border-radius:50%;background:transparent}.icon-target:after{width:6px;height:6px;left:15px;top:15px;border-radius:50%}.icon-flow:before{width:6px;height:6px;left:8px;top:15px;border-radius:50%;box-shadow:11px 0 #fffffff5,22px 0 #fffffff5}.icon-flow:after{width:18px;height:2px;left:9px;top:17px;border-radius:999px}.icon-tool:before{width:16px;height:4px;left:10px;top:16px;border-radius:999px;transform:rotate(45deg)}.icon-tool:after{width:6px;height:6px;left:21px;top:9px;border-radius:2px;transform:rotate(45deg)}.icon-widget:before{width:8px;height:8px;left:8px;top:8px;border-radius:2px;box-shadow:12px 0 #fffffff5,0 12px #fffffff5,12px 12px #fffffff5}.icon-widget:after{display:none}.icon-send:before{width:16px;height:2px;left:10px;top:17px;border-radius:999px;transform:rotate(-28deg)}.icon-send:after{width:0;height:0;left:19px;top:10px;background:transparent;border-left:8px solid rgba(255,255,255,.96);border-top:5px solid transparent;border-bottom:5px solid transparent}.icon-agent:before{width:10px;height:10px;left:13px;top:8px;border-radius:50%}.icon-agent:after{width:18px;height:10px;left:9px;bottom:8px;border-radius:10px 10px 6px 6px}.icon-nodes:before{width:6px;height:6px;left:8px;top:8px;border-radius:50%;box-shadow:14px 5px #fffffff5,4px 18px #fffffff5}.icon-nodes:after{width:16px;height:16px;left:10px;top:10px;background:transparent;border-left:2px solid rgba(255,255,255,.96);border-bottom:2px solid rgba(255,255,255,.96);transform:rotate(-45deg)}.icon-avatar:before{width:12px;height:12px;left:12px;top:8px;border-radius:50%}.icon-avatar:after{width:20px;height:9px;left:8px;bottom:8px;border-radius:12px 12px 8px 8px}.module-feature-copy{display:grid;gap:4px}.module-feature-copy strong{font-size:16px;font-weight:600}.module-feature-copy span{color:#75879b;font-size:12px;line-height:1.5}.module-feature-item.active .module-feature-copy span{color:#5f84b8}.module-content{min-width:0;min-height:0;overflow:auto}.module-placeholder{min-height:100%;padding:36px;display:grid;align-content:start;gap:16px}.module-placeholder-badge{width:fit-content;padding:7px 12px;border-radius:999px;background:linear-gradient(135deg,#e2edff,#d4e7ff);color:#3f7ddd;font-size:13px;font-weight:700}.module-placeholder h2{margin:0;font-size:32px}.module-placeholder p{margin:0;max-width:760px;color:#65778d;line-height:1.8}.module-placeholder-note{margin-top:10px;width:fit-content;padding:14px 18px;border-radius:18px;background:#f4f8ff;color:#54708f}.workspace-grid{display:grid;grid-template-columns:minmax(0,1fr);gap:18px;min-height:0}.workspace-side-panel{display:none}.workspace-main{display:grid;gap:18px;align-content:start}.ruippt-workbench{min-height:100%;padding:22px;overflow:auto}.ruippt-workbench.is-compose-stage{min-height:0;height:calc(100dvh - 85px);padding:18px;overflow:auto;overflow-x:hidden;overflow-y:auto;border:0;border-radius:0;background:#f5f6f8;box-shadow:none}.workspace-grid-preview,.workspace-grid-preview .workspace-main{height:100%;min-height:0}.workspace-grid-preview .workspace-main{align-content:stretch}.ruippt-workbench.is-preview-stage{height:100%;padding:0;overflow:hidden;display:grid;grid-template-rows:minmax(0,1fr);border:0;border-radius:0;background:#f4f6f9;box-shadow:none}.ruippt-breadcrumb{display:flex;align-items:center;gap:8px;margin-bottom:18px;color:#5f7898;font-size:15px}.ruippt-breadcrumb-item{display:inline-flex;align-items:center;gap:8px}.ruippt-breadcrumb-item i{font-style:normal;color:#9ab0c8}.ruippt-breadcrumb-item strong{font-weight:600}.ruippt-stage{display:grid;gap:22px}.stage-compose{width:100%;max-width:1068px;min-height:668px;height:100%;max-height:980px;margin:0 auto;grid-template-columns:minmax(0,1fr) minmax(0,0fr);column-gap:0;align-items:stretch;transition:max-width .22s ease,grid-template-columns .22s ease,column-gap .22s ease}.stage-compose.has-analysis-progress{max-width:1420px;grid-template-columns:minmax(0,66fr) minmax(320px,34fr);column-gap:16px}.ruippt-compose-editor{min-width:0;min-height:0;height:auto;grid-column:1;display:grid;grid-template-rows:auto minmax(0,1fr);gap:8px}.ruippt-compose-banner{min-height:72px;display:flex;align-items:center;gap:14px;padding:14px 20px;border-radius:8px;color:#fff;background:#3b7fff;overflow:hidden}.compose-banner-icon{width:44px;height:44px;flex:0 0 auto;display:grid;place-items:center;border:1px solid rgba(255,255,255,.22);border-radius:8px;background:#ffffff24}.compose-banner-icon img{width:22px;height:22px}.compose-banner-copy{min-width:0;display:grid;gap:4px}.compose-banner-copy strong{font-size:20px;line-height:1.25}.compose-banner-copy>span{color:#ffffffc7;font-size:15px;line-height:1.45}.ruippt-compose-card{min-width:0;min-height:0;display:grid;grid-template-rows:minmax(0,1fr) auto;row-gap:12px;padding:16px 24px 14px;border:1px solid #e5e7eb;border-radius:8px;background:#fff;box-shadow:0 8px 22px #1f2a4412}.compose-form-fields{min-width:0;min-height:0;margin:0;padding:0;display:grid;grid-template-rows:minmax(0,1fr) minmax(0,.72fr) auto;grid-template-rows:auto auto minmax(140px,1fr) minmax(96px,.72fr) auto;align-content:stretch;gap:12px;overflow:visible;border:0}.ruippt-workbench.is-compose-stage .stage-compose{height:auto;max-height:none;align-items:start}.ruippt-workbench.is-compose-stage .ruippt-compose-editor,.ruippt-workbench.is-compose-stage .ruippt-compose-card{grid-template-rows:auto auto}.ruippt-workbench.is-compose-stage .compose-form-fields{grid-template-rows:auto;align-content:start}.stage-compose>.analysis-progress-panel{min-width:0;grid-column:2}.stage-compose.has-analysis-progress>.analysis-progress-panel{grid-column:2;height:100%;align-self:stretch;align-content:start;gap:10px;padding:14px 16px;animation:compose-progress-enter .22s ease both}.compose-form-section{min-width:0;display:grid;gap:8px}.compose-form-fields>.compose-form-section:first-child,.compose-upload-group>.compose-form-section{min-height:0;grid-template-rows:auto minmax(0,1fr)}.compose-form-fields>.compose-form-section{min-height:0;grid-template-rows:auto minmax(0,1fr)}.compose-upload-group{min-width:0;min-height:0;display:grid;grid-template-rows:minmax(0,1fr) auto;gap:8px}.compose-file-read-error{margin:0;padding:9px 12px;border:1px solid #f4c7c3;border-radius:6px;background:#fff6f5;color:#b42318;font-size:14px;line-height:1.5}.ruippt-compose-card.is-analyzing .compose-form-section,.ruippt-compose-card.is-analyzing .compose-settings{opacity:.64}.compose-form-fields:disabled .compose-requirement-textarea,.compose-form-fields:disabled .compose-file-input,.compose-form-fields:disabled .upload-dropzone,.compose-form-fields:disabled .compose-uploaded-file button,.compose-form-fields:disabled .compose-setting-copy input,.compose-form-fields:disabled .compose-toggle{cursor:not-allowed}.compose-section-title{position:relative;margin:0;padding-left:20px;color:#202938;font-size:20px;line-height:1.4}.compose-section-title:before{content:"";position:absolute;left:0;top:50%;width:5px;height:20px;border-radius:3px;background:#6366f1;transform:translateY(-50%)}.compose-section-description{margin:0;color:#64748b;font-size:14px;line-height:1.6}.compose-requirement-field{min-width:0;min-height:0;height:100%}.compose-requirement-textarea{display:block;width:100%;height:100%;min-height:112px;max-height:100%;padding:12px 14px;resize:vertical;border:1px solid #dce5f1;border-radius:8px;background:#fff;color:#253247;font-size:16px;line-height:1.6;box-shadow:0 2px 5px #1f2a440a}.compose-requirement-textarea::placeholder{color:#a7b1c2}.preview-feedback-bar textarea{border:1px solid rgba(182,196,216,.8);border-radius:22px;background:linear-gradient(180deg,#f7fafff2,#f1f5fff2);box-shadow:inset 0 1px #ffffffe6}.upload-dropzone{position:relative;height:100%;min-height:96px;box-sizing:border-box;display:grid;grid-template-rows:minmax(0,1fr) auto;align-items:center;justify-items:center;gap:10px;padding:14px;border:1px dashed #dbe3ef;border-radius:8px;background:#fafbfc}.compose-file-input{position:absolute;z-index:1;inset:0;width:100%;height:100%;opacity:0;cursor:pointer}.compose-upload-trigger{position:relative;z-index:2;display:grid;justify-items:center;gap:12px;color:#a3adbd;font-size:16px;line-height:1.45;text-align:center;pointer-events:none}.compose-upload-icon{width:44px;height:44px;display:grid;place-items:center;border-radius:8px;background:#3b7fff;box-shadow:0 6px 14px #3b7fff33}.compose-upload-icon img{width:22px;height:22px}.upload-dropzone:focus-within{border-color:#3b7fff;box-shadow:0 0 0 3px #3b7fff1f}.curriculum-scope-picker{min-width:0;display:grid;gap:18px;padding:0 0 22px;border:0;border-bottom:1px solid #e5e9f0;border-radius:0;background:transparent}.curriculum-scope-header{display:flex;align-items:flex-start;justify-content:space-between;gap:20px}.curriculum-scope-header .compose-section-title{font-size:20px}.curriculum-scope-summary{min-width:0;display:flex;flex-wrap:wrap;gap:6px 14px;margin:7px 0 0;color:#3b7fff;font-size:14px;line-height:1.5}.curriculum-scope-summary span{color:#96a2b4}.curriculum-scope-dialog-backdrop{position:fixed;inset:0;z-index:1000;display:grid;place-items:center;padding:24px;background:#0f172a6b}.curriculum-scope-dialog{width:min(920px,100%);max-height:min(760px,calc(100vh - 48px));overflow:auto;border-radius:8px;background:#fff;box-shadow:0 18px 56px #0f172a38}.curriculum-scope-dialog-header{padding:20px 24px 14px;border-bottom:1px solid #e5e9f0}.curriculum-scope-dialog-header h2{margin:0;color:#172840;font-size:20px;line-height:1.4}.curriculum-scope-dialog .curriculum-scope-body{padding:20px 24px}.curriculum-required-mark{margin-left:3px;color:#dc2626}.curriculum-scope-dialog-actions{display:flex;justify-content:flex-end;gap:10px;padding:14px 24px 20px;border-top:1px solid #e5e9f0}.curriculum-scope-dialog-actions button{min-width:88px;height:38px;border:1px solid #cbd5e1;border-radius:6px;background:#fff;color:#334155;cursor:pointer}.curriculum-scope-dialog-actions button.is-primary{border-color:#3b7fff;background:#3b7fff;color:#fff}.curriculum-scope-dialog-actions button:disabled{border-color:#dbe3ef;background:#e8edf4;color:#94a3b8;cursor:not-allowed}.curriculum-scope-toggle{flex:0 0 auto;min-height:34px;border:1px solid #dbe3ef;border-radius:6px;padding:0 10px;background:#fff;color:#526074;font-size:13px;white-space:nowrap;cursor:pointer}.curriculum-scope-body{min-width:0;display:grid;gap:16px}.curriculum-scope-row{min-width:0;display:grid;grid-template-columns:84px minmax(0,1fr);align-items:start;gap:12px}.curriculum-scope-row>strong{padding-top:8px;color:#4b5565;font-size:14px;font-weight:600;line-height:22px}.curriculum-scope-options{min-width:0;display:flex;flex-wrap:wrap;gap:8px}.curriculum-subject-controls{min-width:0;display:flex;flex-wrap:wrap;align-items:center;gap:8px}.curriculum-subject-beta-notice{color:#dc2626;font-size:14px;line-height:1.5}.curriculum-scope-options button,.curriculum-scope-cascade button{min-width:76px;height:38px;min-height:38px;border:1px solid #dbe3ef;border-radius:6px;padding:7px 14px;background:#fff;color:#374151;font-size:14px;font-weight:500;line-height:1.45;cursor:pointer}.curriculum-scope-options button.is-selected,.curriculum-scope-cascade button.is-selected{border-color:#a8c7ff;background:#eaf2ff;color:#2868dc;font-weight:600}.curriculum-scope-options button:focus-visible,.curriculum-scope-cascade button:focus-visible,.curriculum-scope-toggle:focus-visible{outline:2px solid #3b7fff;outline-offset:2px}.curriculum-scope-cascade{min-width:0;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}.curriculum-scope-cascade>section{min-width:0;min-height:132px;max-height:236px;overflow-y:auto;padding:0;border:1px solid #dfe5ee;border-radius:6px;background:#fff}.curriculum-scope-cascade h3{position:sticky;top:0;z-index:1;margin:0;padding:11px 14px;border-bottom:1px solid #e8ecf2;background:#f8fafc;color:#4b5565;font-size:14px;font-weight:600}.curriculum-scope-cascade .curriculum-scope-options{display:grid;gap:4px;padding:8px}.curriculum-scope-cascade button{width:100%;min-height:38px;height:auto;border:0;padding:8px 10px;text-align:left}.curriculum-scope-empty,.curriculum-scope-validation{margin:0;color:#8996a9;font-size:14px;line-height:1.5}.curriculum-scope-validation{padding:0 4px;color:#b42318}.upload-dropzone.has-uploaded-file{grid-template-columns:auto minmax(0,420px);grid-template-rows:minmax(0,1fr);justify-content:center}.upload-dropzone.has-uploaded-file .compose-upload-trigger{display:block}.upload-dropzone.has-uploaded-file .compose-upload-trigger>span:last-child{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0}.compose-uploaded-file{position:relative;z-index:2;width:min(100%,420px);max-width:100%;min-height:40px;box-sizing:border-box;display:inline-flex;align-items:center;gap:9px;padding:7px 9px 7px 12px;border:1px solid #c9dafc;border-radius:8px;background:#f3f7ff;color:#3b7fff;font-size:14px;font-weight:600}.compose-uploaded-file>img{width:18px;height:20px;flex:0 0 auto}.compose-uploaded-file>span{min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.compose-uploaded-file button{width:24px;height:24px;flex:0 0 auto;display:grid;place-items:center;padding:0;border:0;border-radius:50%;background:#dbe8ff;color:#6f96db;cursor:pointer}.compose-settings{display:grid;gap:8px}.compose-mode-selector{width:fit-content;flex:0 0 auto;margin-left:auto;display:grid;grid-template-columns:repeat(2,minmax(112px,1fr));padding:3px;border:1px solid rgba(255,255,255,.34);border-radius:8px;background:#ffffff24}.compose-mode-selector button{min-height:36px;padding:0 18px;border:0;border-radius:6px;color:#ffffffe6;background:transparent;font-weight:600;cursor:pointer}.compose-mode-selector button.is-selected{color:#174ea6;background:#fff;box-shadow:0 1px 4px #1f2a4424}.compose-mode-selector button:disabled{cursor:not-allowed;opacity:.62}.compose-mode-selector button:focus-visible{outline:2px solid #3b7fff;outline-offset:1px}.compose-setting-row{min-width:0;min-height:60px;display:grid;grid-template-columns:44px minmax(0,1fr) auto;align-items:center;gap:12px;padding:8px 14px;border:1px solid #dce5f1;border-radius:8px;background:#fff;box-shadow:0 3px 8px #1f2a440f}.compose-setting-icon{width:44px;height:44px;display:grid;place-items:center;border-radius:8px}.compose-setting-icon.is-page-count{background:#eff4ff}.compose-setting-icon.is-image-generation{background:#fff3ea}.compose-setting-icon.is-rui-cloud-tool{background:#edf8f3}.compose-setting-icon img{width:22px;height:22px}.compose-setting-icon.is-rui-cloud-tool svg{width:22px;height:22px;color:#239264}.compose-setting-copy{min-width:0;display:grid;justify-items:start;gap:5px}.compose-setting-copy label,.compose-setting-copy strong{color:#202938;font-size:17px;font-weight:600;line-height:1.4}.compose-setting-copy>span{color:#9ca7b8;font-size:14px;line-height:1.45}.compose-setting-copy input{width:250px;height:34px;padding:5px 12px;border:1px solid #d7e1ef;border-radius:8px;background:#fff;color:#1f2937}.compose-setting-copy input:disabled{border-color:#e1e6ed;background:#f3f5f8;color:#a3adba;cursor:not-allowed}.compose-toggle{position:relative;display:inline-flex;align-items:center;gap:14px;color:#929dad;font-size:14px;cursor:pointer}.compose-toggle input{position:absolute;width:1px;height:1px;opacity:0}.compose-toggle-art{display:block;width:41px;height:24px;flex:0 0 auto}.compose-toggle input:focus-visible+.compose-toggle-art{outline:2px solid #3b7fff;outline-offset:3px;border-radius:12px}.compose-actions{min-width:0;display:flex;justify-content:center;gap:16px}.compose-action-button{min-width:182px;height:44px;display:inline-flex;align-items:center;justify-content:center;gap:9px;padding:0 22px;border-radius:8px;font-size:17px;font-weight:600;cursor:pointer}.compose-action-button img{width:18px;height:18px}.compose-back-button{border:1px solid #e0e5ed;background:#fff;color:#374151}.compose-analyze-button{min-width:270px;border:1px solid #3b7fff;background:#3b7fff;color:#fff;box-shadow:0 5px 12px #3b7fff42}.compose-analysis-spinner{width:18px;height:18px;flex:0 0 auto;animation:compose-analysis-spin .9s linear infinite}@keyframes compose-analysis-spin{to{transform:rotate(360deg)}}@keyframes compose-progress-enter{0%{opacity:0;transform:translate(8px)}to{opacity:1;transform:translate(0)}}.analysis-progress-panel{min-width:0;display:grid;gap:14px;padding:18px 20px;border:1px solid #dbe3ef;border-radius:8px;background:#f8fafc;color:#334155}.analysis-progress-panel.is-failed{border-color:#f1c7c7;background:#fff8f8}.analysis-progress-header,.analysis-progress-header h2{min-width:0;margin:0}.analysis-progress-header h2{color:#1f2937;font-size:17px;font-weight:600;line-height:1.45;overflow-wrap:anywhere}.analysis-progress-stages{min-width:0;margin:0;padding:0;display:grid;list-style:none}.analysis-progress-stage{min-width:0;display:grid;grid-template-columns:24px minmax(0,1fr) auto;align-items:start;gap:10px;padding:12px 0;border-top:1px solid #e5eaf1}.analysis-progress-stage:first-child{border-top:0}.analysis-progress-stage-icon{width:24px;height:24px;flex:0 0 auto;margin-top:1px;color:#94a3b8;stroke-width:2}.stage-compose.has-analysis-progress .analysis-progress-stage{grid-template-columns:20px minmax(0,1fr) auto;gap:8px;padding:10px 0}.stage-compose.has-analysis-progress .analysis-progress-stage-icon{width:20px;height:20px}.analysis-progress-stage.is-completed .analysis-progress-stage-icon{color:#16835f}.analysis-progress-stage.is-running .analysis-progress-stage-icon{color:#2563eb}.analysis-progress-stage.is-warning .analysis-progress-stage-icon{color:#b45309}.analysis-progress-stage.is-failed .analysis-progress-stage-icon{color:#c24141}.analysis-progress-stage-copy{min-width:0;display:grid;gap:3px}.analysis-progress-stage-label,.analysis-progress-stage-detail,.analysis-progress-stage-message{min-width:0;overflow-wrap:anywhere;white-space:normal}.analysis-progress-stage-label{color:#273548;font-size:14px;line-height:1.5}.analysis-progress-stage-detail{color:#64748b;font-size:13px;line-height:1.55}.analysis-progress-stage-message{margin-top:2px;color:#475569;font-size:13px;line-height:1.55}.analysis-progress-stage.is-warning .analysis-progress-stage-message{color:#92400e}.analysis-progress-stage.is-failed .analysis-progress-stage-message{color:#b42318}.analysis-progress-stage-status{align-self:start;max-width:100%;padding:3px 8px;border-radius:6px;background:#eef2f7;color:#64748b;font-size:12px;font-weight:600;line-height:1.4;white-space:nowrap}.analysis-progress-stage.is-completed .analysis-progress-stage-status{background:#eaf7f1;color:#167354}.analysis-progress-stage.is-running .analysis-progress-stage-status{background:#eaf1ff;color:#245bc1}.analysis-progress-stage.is-warning .analysis-progress-stage-status{background:#fff4df;color:#92400e}.analysis-progress-stage.is-failed .analysis-progress-stage-status{background:#feecec;color:#b42318}.analysis-progress-failure{min-width:0;margin:0;padding-top:12px;border-top:1px solid #f1c7c7;color:#b42318;font-size:13px;line-height:1.55;overflow-wrap:anywhere;white-space:normal}.analysis-progress-live{position:absolute;width:1px;height:1px;margin:-1px;padding:0;overflow:hidden;clip:rect(0 0 0 0);clip-path:inset(50%);white-space:nowrap;border:0}.analysis-progress-spinner{animation:compose-analysis-spin .9s linear infinite}@media(max-width:640px){.curriculum-scope-dialog-backdrop{align-items:end;padding:12px}.curriculum-scope-dialog{max-height:calc(100vh - 24px)}.curriculum-scope-dialog-header,.curriculum-scope-dialog .curriculum-scope-body,.curriculum-scope-dialog-actions{padding-left:16px;padding-right:16px}.analysis-progress-panel{padding:16px}.analysis-progress-stage,.stage-compose.has-analysis-progress .analysis-progress-stage{grid-template-columns:22px minmax(0,1fr);gap:8px 10px}.analysis-progress-stage-icon,.stage-compose.has-analysis-progress .analysis-progress-stage-icon{width:22px;height:22px}.analysis-progress-stage-status{grid-column:2;justify-self:start;white-space:normal;overflow-wrap:anywhere}}@media(prefers-reduced-motion:reduce){.stage-compose{transition:none}.stage-compose.has-analysis-progress>.analysis-progress-panel{animation:none}.analysis-progress-spinner{animation:none}}.compose-action-button:disabled{opacity:.58;cursor:default}.compose-action-button:focus-visible,.compose-uploaded-file button:focus-visible{outline:2px solid #3b7fff;outline-offset:2px}.compose-primary-button{border:0;height:76px;border-radius:24px;color:#fff;font-size:22px;font-weight:700;background:linear-gradient(90deg,#1f72f2,#2a83ff 45%,#1871f0);box-shadow:0 16px 30px #2174f342;cursor:pointer}.compose-primary-button:disabled{opacity:.7;cursor:default}.ruippt-workbench.is-analysis-stage{padding:16px 18px 24px;border:0;border-radius:0;background:transparent;box-shadow:none}.stage-analysis{gap:16px}.analysis-summary-banner,.analysis-block,.analysis-slide-plan{border:1px solid #e5e8ee;border-radius:8px;background:#fff;box-shadow:0 3px 10px #1f29370f}.analysis-summary-banner{min-height:84px;display:grid;align-content:center;padding:22px 24px;border-left:4px solid #3b7fff}.analysis-summary-mainline{display:flex;align-items:center;flex-wrap:wrap;gap:10px}.analysis-summary-mainline h2{margin:0;color:#374151;font-size:22px;line-height:1.4}.analysis-summary-chip{height:28px;display:inline-flex;align-items:center;padding:0 10px;border-radius:8px;font-size:16px;font-weight:600}.analysis-summary-chip.is-neutral{color:#5f6673;background:#f3f4f6}.analysis-summary-chip.is-page-count{color:#6941c6;background:#f2edff}.analysis-summary-banner p{margin:0;padding-left:12px;border-left:3px solid #d1d5db;color:#6b7280;font-size:14px;line-height:1.55}.analysis-summary-banner p strong{color:#4b5563}.analysis-edit-grid{display:grid;grid-template-columns:minmax(0,1fr);gap:16px}.analysis-block,.analysis-slide-plan{padding:18px 24px}.analysis-block-header{margin-bottom:14px}.analysis-block-header h3{margin:0;display:flex;align-items:center;flex-wrap:wrap;gap:8px;color:#374151;font-size:20px;line-height:1.4}.analysis-block-header p{margin:8px 0 0 12px;color:#667085;font-size:14px;line-height:1.55}.analysis-title-marker{width:4px;height:20px;flex:0 0 auto;border-radius:2px;background:#3b7fff}.analysis-large-textarea,.analysis-side-textarea{width:100%;min-height:180px;padding:14px 16px;border:1px solid #d9dde5;border-radius:8px;background:#fff;box-shadow:none;color:#374151;font:inherit;line-height:1.6;resize:vertical}.analysis-large-textarea:focus,.analysis-side-textarea:focus{outline:none;border-color:#3b7fff;box-shadow:0 0 0 3px #3b7fff24}.slide-plan-editor{display:grid;gap:14px}.slide-plan-table-scroll{width:100%;overflow-x:auto}.slide-plan-table{display:grid;min-width:820px;border-top:1px solid #e5e8ee}.slide-plan-row{min-height:64px;display:grid;grid-template-columns:52px 180px minmax(420px,1fr) 112px;border-bottom:1px solid #e5e8ee}.slide-plan-row[draggable=true]{cursor:grab}.slide-plan-head{min-height:44px;color:#4b5563;background:#f5f6f8;font-size:14px;font-weight:600}.slide-plan-head>div{justify-content:center;text-align:center}.slide-plan-row>div{min-width:0;display:flex;align-items:center;padding:10px 12px}.slide-plan-row>div+div{border-left:1px solid #eef0f4}.slide-plan-add-row{min-height:64px;display:grid;place-content:center;padding:24px;border-bottom:1px solid #e5e8ee}.disabled-action-tooltip{position:relative;min-width:0;display:inline-flex;border-radius:8px}.disabled-action-tooltip-content{position:absolute;z-index:30;right:0;bottom:calc(100% + 10px);width:max-content;max-width:min(320px,calc(100vw - 32px));padding:8px 11px;border-radius:6px;background:#1f2937;color:#fff;font-size:13px;font-weight:400;line-height:1.45;white-space:normal;box-shadow:0 6px 18px #0f172a33;opacity:0;visibility:hidden;pointer-events:none;transform:translateY(4px);transition:opacity .14s ease,transform .14s ease,visibility .14s ease}.disabled-action-tooltip-content:after{content:"";position:absolute;right:22px;top:100%;border:6px solid transparent;border-top-color:#1f2937}.disabled-action-tooltip:hover .disabled-action-tooltip-content,.disabled-action-tooltip:focus-visible .disabled-action-tooltip-content,.disabled-action-tooltip:focus-within .disabled-action-tooltip-content{opacity:1;visibility:visible;transform:translateY(0)}.disabled-action-tooltip:focus-visible{outline:2px solid #3b7fff;outline-offset:3px}.slide-plan-add-row.is-empty{min-height:150px}.slide-plan-add-button{height:38px;display:inline-flex;align-items:center;gap:7px;padding:0 14px;border-radius:7px;border:1px solid #c9dcff;color:#1d5fd1;background:#fff}.slide-plan-add-button img{width:18px;height:18px}.slide-plan-add-button:disabled,.slide-plan-add-button:disabled:hover{border-color:#d9dde5;color:#667085;background:#f3f4f6;box-shadow:none;transform:none;cursor:not-allowed}.slide-plan-add-button:disabled img{opacity:.45;filter:grayscale(1)}.slide-plan-row>.slide-plan-number{justify-content:center;width:28px;height:28px;align-self:center;justify-self:center;padding:0;border-radius:50%;color:#1d5fd1;background:#edf4ff;font-size:13px;font-weight:700}.page-type-picker{position:relative;width:100%}.page-type-picker-trigger{width:100%;height:36px;display:flex;align-items:center;justify-content:space-between;gap:6px;padding:0 8px 0 10px;border:1px solid #d9dde5;border-radius:6px;background:#fff;box-shadow:none;color:#374151;font:inherit;cursor:pointer}.page-type-picker-value,.page-type-picker-option{display:flex;align-items:center;gap:7px;min-width:0}.page-type-label{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.page-type-picker-chevron{width:15px;height:15px;flex:0 0 auto;color:#8a94a3}.page-type-picker-menu{position:fixed;z-index:40;max-height:300px;overflow-y:auto;padding:5px;border:1px solid #d9dde5;border-radius:6px;background:#fff;box-shadow:0 8px 24px #1f293729}.page-type-picker-menu[hidden]{display:none}.page-type-picker-option{width:100%;min-height:34px;padding:5px 8px;border:0;border-radius:4px;background:transparent;color:#374151;font:inherit;text-align:left;cursor:pointer}.page-type-picker-option:hover,.page-type-picker-option[aria-selected=true]{background:#f3f6fa}.page-type-tool-icon{width:24px;height:24px;flex:0 0 24px;display:inline-grid;place-items:center;border-radius:5px;background:#eaf8f2;color:#16a06f}.page-type-tool-icon svg{width:15px;height:15px}.slide-plan-row:has(textarea){min-height:104px;background:#fafbfc}.slide-plan-row.is-dragging{cursor:grabbing}.slide-plan-row.is-dragging>*{visibility:hidden}.slide-plan-field{width:100%;display:grid;gap:6px;color:#6b7280;font-size:12px}.slide-plan-row textarea{width:100%;min-height:78px;padding:10px 12px;border:1px solid #d9dde5;border-radius:6px;background:#fff;box-shadow:none;color:#374151;font-size:15px;line-height:1.5;resize:vertical}.slide-plan-tool-name-field{width:min(360px,100%);height:40px;padding:8px 12px;border:1px solid #d9dde5;border-radius:6px;background:#fff;box-shadow:none;color:#374151;font-size:15px;line-height:1.5}.page-type-picker-trigger:focus-visible,.slide-plan-row textarea:focus,.slide-plan-tool-name-field:focus{outline:none;border-color:#3b7fff;box-shadow:0 0 0 3px #3b7fff24}.slide-plan-row>.slide-plan-actions{justify-content:center;gap:6px;padding-inline:6px}.slide-plan-drag-indicator{width:16px;height:32px;flex:0 0 16px;display:inline-grid;place-items:center;color:#98a2b3;cursor:grab}.slide-plan-drag-indicator svg{width:16px;height:16px}.slide-plan-icon-button{width:32px;height:32px;flex:0 0 auto;display:inline-grid;place-items:center;padding:0;border:1px solid #d9dde5;border-radius:7px;color:#6b7280;background:#fff;cursor:pointer}.slide-plan-icon-button img{width:18px;height:18px}.slide-plan-icon-button:hover:not(:disabled),.slide-plan-icon-button:focus-visible{border-color:#3b7fff;color:#3b7fff;background:#f3f7ff}.slide-plan-icon-button:focus-visible{outline:2px solid rgba(59,127,255,.2);outline-offset:1px}.slide-plan-icon-button:disabled{opacity:.35;border-color:#e5e7eb;color:#98a2b3;background:#f8fafc;cursor:not-allowed}.secondary-button.compact{min-height:30px;min-width:30px;padding:0 10px;border-radius:10px;font-size:13px}.secondary-button.danger{color:#b33a3a;border-color:#e6b2b2e6;background:#fff7f7}.slide-plan-footer{display:flex;justify-content:flex-end;gap:12px;align-items:center;color:#1d5fd1}.slide-plan-content-fields{width:100%;display:grid;gap:10px}.slide-plan-tool-readout{width:100%;display:flex;align-items:center;gap:10px;flex-wrap:wrap}.slide-plan-replace-tool-button{display:inline-flex;align-items:center;gap:5px;min-height:30px;padding:4px 9px;border:1px solid #cfd8e6;border-radius:6px;color:#1d5fd1;background:#fff;cursor:pointer}.slide-plan-replace-tool-button svg{width:14px;height:14px}.slide-plan-replace-tool-button:hover,.slide-plan-replace-tool-button:focus-visible{border-color:#3b7fff;background:#f3f7ff}.slide-plan-replace-tool-button:focus-visible{outline:2px solid rgba(59,127,255,.2);outline-offset:1px}.favorite-tool-picker-overlay{box-sizing:border-box;width:100%;max-width:none;height:100%;max-height:none;margin:0;padding:24px;display:flex;align-items:flex-start;justify-content:center;overflow-y:auto;border:0;background:transparent}.favorite-tool-picker-overlay::backdrop{background:#0f172a94}.favorite-tool-picker-dialog{flex:0 0 auto;width:min(620px,100%);height:min(600px,calc(100dvh - 48px));margin:auto 0;display:grid;grid-template-rows:auto auto minmax(0,1fr) auto;overflow:hidden;border:1px solid #dfe5ee;border-radius:8px;background:#fff;box-shadow:0 24px 64px #0f172a47}.favorite-tool-picker-header{min-height:64px;display:flex;align-items:center;justify-content:space-between;gap:16px;padding:14px 20px;border-bottom:1px solid #e5e8ee}.favorite-tool-picker-header h2{margin:0;color:#1f2937;font-size:20px}.favorite-tool-picker-close{width:36px;height:36px;flex:0 0 auto;display:grid;place-items:center;padding:0;border:0;border-radius:6px;color:#667085;background:transparent;cursor:pointer}.favorite-tool-picker-close:hover{color:#1f2937;background:#f3f4f6}.favorite-tool-picker-toolbar{display:flex;align-items:center;min-width:0;border-bottom:1px solid #e5e8ee}.favorite-tool-picker-tabs{min-width:0;display:flex;flex:1 1 auto;overflow-x:auto;padding-left:20px;scrollbar-width:thin}.favorite-tool-picker-tab{min-width:120px;min-height:48px;padding:0 10px;border:0;border-bottom:2px solid transparent;color:#667085;background:transparent;font-size:14px;letter-spacing:0;cursor:pointer}.favorite-tool-picker-tab.is-active{border-bottom-color:#3b7fff;color:#1d5fd1;font-weight:600}.favorite-tool-picker-body{min-height:0;max-height:none;padding:16px 20px;overflow-y:auto}.favorite-tool-picker-filters{display:flex;flex-wrap:wrap;align-items:center;gap:10px 12px;margin-bottom:16px}.favorite-tool-picker-search{position:relative;flex:0 1 180px;min-width:130px;margin:4px 12px 4px 8px}.favorite-tool-picker-search input{width:100%;min-height:40px;padding:8px 12px 8px 38px;border:1px solid #cbd5e1;border-radius:6px;color:#1f2937;background:#fff}.favorite-tool-picker-search svg{position:absolute;top:50%;left:12px;color:#667085;pointer-events:none;transform:translateY(-50%)}.favorite-tool-picker-checkboxes{display:flex;flex:1 1 260px;flex-wrap:wrap;align-items:center;gap:8px 12px}.favorite-tool-picker-checkbox{min-height:36px;display:inline-flex;align-items:center;gap:7px;min-width:0;color:#475467;font-size:14px;line-height:1.35;white-space:nowrap}.favorite-tool-picker-checkbox input{width:16px;height:16px;flex:0 0 16px;margin:0;accent-color:#3b7fff}.favorite-tool-picker-list{display:grid;gap:8px}.favorite-tool-picker-item{min-height:48px;width:100%;display:flex;align-items:center;justify-content:space-between;gap:12px;padding:10px 14px;border:1px solid #d9dde5;border-radius:6px;color:#374151;background:#fff;text-align:left;cursor:pointer}.favorite-tool-picker-item span{min-width:0;overflow-wrap:anywhere}.favorite-tool-picker-item:hover,.favorite-tool-picker-item.is-selected{border-color:#3b7fff;color:#1d5fd1;background:#f3f7ff}.favorite-tool-picker-state{min-height:248px;display:grid;place-items:center;align-content:center;gap:12px;margin:0;color:#667085;text-align:center}.favorite-tool-picker-state p{margin:0}.favorite-tool-picker-state button{min-height:36px;padding:0 14px;border:1px solid #c9dcff;border-radius:6px;color:#1d5fd1;background:#fff;cursor:pointer}.favorite-tool-picker-footer{display:flex;justify-content:flex-end;gap:10px;padding:14px 20px;border-top:1px solid #e5e8ee}.favorite-tool-picker-cancel,.favorite-tool-picker-confirm{min-width:88px;min-height:40px;padding:0 18px;border-radius:6px;font-weight:600;cursor:pointer}.favorite-tool-picker-cancel{border:1px solid #d9dde5;color:#4b5563;background:#fff}.favorite-tool-picker-confirm{border:1px solid #3b7fff;color:#fff;background:#3b7fff}.favorite-tool-picker-confirm:disabled{border-color:#d9dde5;color:#98a2b3;background:#eef0f4;cursor:not-allowed}.favorite-tool-picker-close:focus-visible,.favorite-tool-picker-tab:focus-visible,.favorite-tool-picker-item:focus-visible,.favorite-tool-picker-state button:focus-visible,.favorite-tool-picker-cancel:focus-visible,.favorite-tool-picker-confirm:focus-visible,.favorite-tool-picker-search input:focus-visible,.favorite-tool-picker-checkbox input:focus-visible{outline:3px solid rgba(37,99,235,.35);outline-offset:2px}@media(max-width:480px){.favorite-tool-picker-overlay{padding:16px}.favorite-tool-picker-dialog{height:min(600px,calc(100dvh - 32px))}.favorite-tool-picker-header,.favorite-tool-picker-footer{padding-inline:16px}.favorite-tool-picker-toolbar{flex-wrap:wrap}.favorite-tool-picker-tabs{flex-basis:100%;padding-inline:16px}.favorite-tool-picker-tab{flex:1 1 0;min-width:0;padding-inline:4px}.favorite-tool-picker-body{padding-inline:16px}.favorite-tool-picker-checkboxes{flex-basis:100%}.favorite-tool-picker-search{flex:1 1 100%;min-width:0;margin:8px 16px}.favorite-tool-picker-footer>button{flex:1 1 0}}.analysis-actions{display:flex;justify-content:center;gap:12px;padding-top:16px;border-top:1px solid #e5e8ee}.analysis-action-button{min-width:148px;height:46px;display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:0 18px;border-radius:7px;font-weight:600;cursor:pointer}.analysis-action-button img{width:18px;height:18px}.analysis-back-button{border:1px solid #d9dde5;color:#4b5563;background:#fff}.analysis-build-button{border:1px solid #3b7fff;color:#fff;background:#3b7fff;box-shadow:0 4px 10px #3b7fff2e}.analysis-action-button:focus-visible{outline:2px solid rgba(59,127,255,.25);outline-offset:2px}.analysis-action-button:disabled{opacity:.5;cursor:default}.preview-layout{display:grid;grid-template-columns:clamp(320px,18.75vw,360px) clamp(240px,15.625vw,300px) minmax(0,1fr);grid-template-rows:minmax(0,1fr);height:100%;min-height:0;overflow:hidden;background:#f5f5f7}.stage-preview{position:relative;height:100%;min-height:0;container-type:size;overflow:hidden}.preview-control-column{grid-column:1;grid-row:1;min-height:0;display:grid;grid-template-rows:auto minmax(0,1fr) auto;gap:16px;padding:14px 16px 13px;overflow:hidden;background:#fff;border-right:1px solid #e5e7eb}.preview-return-slot{min-width:0;min-height:28px;display:flex;align-items:center;gap:8px}.preview-thumbnail-column{grid-column:2;grid-row:1;min-width:0;min-height:0;display:grid;grid-template-rows:minmax(0,1fr);padding:16px;overflow:hidden;background:#f3f3f5;border-right:1px solid #e5e7eb}.preview-main-region{grid-column:3;grid-row:1;min-width:0;min-height:0;overflow:hidden;padding:0 32px 32px;background:#f5f5f7}.preview-layout.preview-layout-readonly{grid-template-columns:clamp(240px,15.625vw,300px) minmax(0,1fr)}.preview-layout-readonly .preview-thumbnail-column{grid-column:1;grid-template-rows:auto minmax(0,1fr);gap:16px}.preview-layout-readonly .preview-main-region{grid-column:2}.preview-main-region:has(.interactive-tool-preview){padding:0}.preview-main-with-title{width:100%;height:100%;min-width:0;min-height:0;display:grid;grid-template-rows:100px minmax(0,1fr);gap:0}.preview-title-bar{min-width:0;display:grid;grid-template-columns:auto minmax(220px,460px) auto auto;align-items:center;justify-content:center;gap:12px;align-self:center}.preview-title-bar label{color:#374151;font-size:16px;font-weight:600;white-space:nowrap}.preview-title-bar input{width:100%;height:40px;padding:0 14px;border:1px solid #cfd6df;border-radius:6px;color:#202633;background:#fff;font:inherit;text-align:center}.preview-title-bar input:focus{border-color:#3b82f6;outline:2px solid rgba(59,130,246,.14)}.preview-layout-readonly .preview-title-bar{grid-template-columns:auto minmax(220px,460px) auto}.preview-layout-readonly .preview-title-bar input[readonly]{border-color:transparent;background:transparent;cursor:default}.preview-title-bar button{height:40px;padding:0 20px;border:1px solid #3b82f6;border-radius:6px;color:#fff;background:#3b82f6;font:inherit;font-weight:600;cursor:pointer}.preview-title-bar button:disabled{border-color:#d6dbe3;color:#9ca3af;background:#eef0f3;cursor:default}.preview-title-bar .preview-title-export-button{display:inline-flex;align-items:center;justify-content:center;gap:7px;min-width:112px}.preview-title-export-button svg{width:18px;height:18px}.preview-main-region:has(.interactive-tool-preview) .preview-main-with-title{padding:0 24px 24px}.interactive-tool-preview{width:100%;height:100%;min-width:0;min-height:0;overflow:hidden;background:#fff}.interactive-tool-preview iframe{display:block;width:100%;height:100%;border:0}.interactive-tool-fallback{width:100%;height:100%;display:grid;place-items:center;overflow:auto;padding:32px;color:#202633;background:#f5f5f7}.interactive-tool-fallback-content{width:min(560px,100%);min-width:0;display:grid;justify-items:center;gap:14px;text-align:center}.interactive-tool-fallback-content h2,.interactive-tool-fallback-description{margin:0;max-width:100%;overflow-wrap:anywhere}.interactive-tool-fallback-content h2{font-size:22px;line-height:1.35}.interactive-tool-fallback-description{color:#5f6876;line-height:1.65}.interactive-tool-fallback-url{max-width:100%;overflow-wrap:anywhere;color:#2868dc;line-height:1.5}.interactive-tool-fallback-actions{max-width:100%;display:flex;flex-wrap:wrap;justify-content:center;gap:10px;margin-top:8px}.interactive-tool-fallback-action{min-height:40px;min-width:0;border:1px solid #d8dde6;border-radius:6px;padding:0 14px;display:inline-flex;align-items:center;justify-content:center;gap:8px;color:#343b47;background:#fff;font-weight:600;text-decoration:none;cursor:pointer}.interactive-tool-fallback-action:hover{border-color:#aeb8c8;background:#f8f9fb}.interactive-tool-fallback-action:focus-visible{outline:2px solid #3b7fff;outline-offset:2px}.interactive-tool-fallback-open{border-color:#3b7fff;color:#fff;background:#3b7fff}.interactive-tool-fallback-open:hover{border-color:#2868dc;background:#2868dc}.preview-chat-panel{min-height:0;display:grid;grid-template-rows:auto minmax(0,1fr);gap:16px;overflow:hidden}.preview-feedback-panel{min-height:0;padding:8px 0 0;border-radius:8px;background:#fff;overflow:hidden}.preview-chat-header h3{margin:0;display:inline-flex;align-items:center;font-size:17px;font-weight:700;color:#202633}.preview-chat-header h3:before{content:"";width:3px;height:12px;margin-right:7px;border-radius:2px;background:#6c63ff}.preview-chat-list{display:grid;gap:18px;align-content:start;min-width:0;margin-left:28px;padding-top:2px}.preview-chat-body{display:grid;gap:10px;align-content:start;min-height:0;overflow-y:auto}.preview-chat-header{display:flex;justify-content:space-between;gap:10px;align-items:center;min-height:28px;padding:0 2px}.preview-chat-empty,.preview-chat-error{font-size:12px;text-align:center;border-radius:12px;padding:14px 16px;color:#70839b;background:#ffffffa8;line-height:1.6}.preview-chat-error{color:#b91c1c;background:#fff1f2}.preview-chat-item{position:relative;border:0;min-height:0;min-width:0;background:transparent;width:100%;overflow:visible}.preview-chat-select-button{position:relative;width:100%;height:auto;min-height:52px;padding:11px 14px;display:flex;align-items:center;border:1px solid #e6ebf4;border-radius:8px;color:inherit;background:#fff;font:inherit;text-align:left;cursor:pointer;transition:border-color .16s ease,background-color .16s ease}.preview-chat-select-button:focus-visible{outline:2px solid #3b7fff;outline-offset:2px}.preview-chat-item.active .preview-chat-select-button{border-color:#3b7fff;background:#eff3ff}.preview-chat-item:hover:not(.active) .preview-chat-select-button{border-color:#dce5f3;background:#f6f9ff}.preview-chat-item:not(:last-child):before{content:"";position:absolute;left:-20px;top:29px;bottom:-26px;width:2px;border-radius:1px;background:#dbe6fa}.preview-revision-status{position:absolute;left:-28px;top:8px;width:18px;height:18px;display:grid;place-items:center;border-radius:50%;background:transparent;z-index:1}.preview-revision-status img{width:18px;height:18px}.preview-revision-instruction{min-width:0;overflow:visible;overflow-wrap:anywhere;color:#4b5563;font-size:16px;font-weight:600;line-height:22px;white-space:normal}.preview-chat-item.active .preview-revision-instruction{color:#3b7fff}.preview-chat-item span{color:#70839b;font-size:13px;line-height:1.6}.preview-revision-footer{min-height:34px;margin-top:4px;padding-left:14px;display:flex;align-items:center;justify-content:space-between;gap:8px}.preview-chat-meta{display:flex;align-items:center;justify-content:flex-start;gap:8px;min-width:0;white-space:nowrap}.preview-chat-meta>span:first-child{padding:0;border-radius:0;color:#9ca3af;background:transparent;line-height:1.6}.preview-revision-time{display:inline-flex;align-items:center;gap:4px}.preview-revision-time img{width:12px;height:12px}.preview-revision-actions{position:static;margin-left:auto;display:flex;align-items:center;gap:0;flex:0 0 auto;z-index:2}.preview-revision-action{width:34px;height:34px;padding:0;display:grid;place-items:center;border:0;border-radius:6px;color:#667085;background:transparent;cursor:pointer}.preview-revision-action img{width:17px;height:17px}.preview-revision-action:hover:not(:disabled){background:#eef2f7}.preview-revision-action:focus-visible{outline:2px solid #3b7fff;outline-offset:1px}.preview-revision-action:disabled{opacity:.45;cursor:default}.preview-chat-end{display:flex;align-items:center;gap:8px;margin:2px 0 0 28px;color:#d8dde6;font-size:11px;white-space:nowrap}.preview-chat-end:before,.preview-chat-end:after{content:"";flex:1;height:1px;background:#edf0f4}.preview-main-panel{height:100%;padding:0;min-width:0;min-height:0;display:grid;position:relative;overflow:hidden;border:0;border-radius:0;background:transparent}.preview-canvas{height:100%;min-height:0;padding:0;display:grid;gap:8px;overflow:hidden}.preview-canvas-preview{grid-template-rows:minmax(0,1fr)}.preview-canvas-edit{grid-template-rows:50px minmax(0,1fr)}.preview-mode-toggle[hidden]{display:none}.preview-canvas-preview .preview-editable-element{cursor:default}.preview-canvas-preview textarea{cursor:default;-webkit-user-select:text;user-select:text}.preview-editor-toolbar{display:flex;flex-wrap:wrap;gap:8px;align-items:center;min-height:42px;padding:8px;border-radius:12px;background:#ffffffd1;border:1px solid rgba(185,207,235,.95)}.preview-editor-toolbar label{display:inline-flex;align-items:center;gap:6px;color:#46617d;font-size:13px}.preview-editor-toolbar input[type=color]{width:34px;height:30px;padding:0;border:1px solid #bfd1e7;border-radius:8px;background:#fff}.preview-editor-toolbar input[type=number]{width:64px;height:30px;border:1px solid #bfd1e7;border-radius:8px;padding:0 8px}.preview-toolbar-segmented{display:inline-flex;overflow:hidden;border:1px solid #bfd1e7;border-radius:10px}.preview-toolbar-segmented button{border:0;min-width:34px;height:30px;background:#fff;color:#31516f;cursor:pointer}.preview-toolbar-segmented button+button{border-left:1px solid #dbe6f3}.preview-toolbar-segmented button.active,.secondary-button.compact.active{color:#fff;background:#2f7de9}.preview-slide-viewport{min-width:0;min-height:0;display:grid;place-items:center;container-type:size;overflow:hidden}.preview-slide-frame{width:min(1280px,100cqw,calc(100cqh * 16 / 9));max-height:100cqh;aspect-ratio:16 / 9;border-radius:8px;background-color:#f8fbff;background-image:linear-gradient(135deg,#fff,#f3f7ff);background-position:center;background-size:cover;overflow:hidden;padding:22px 26px;position:relative;display:block;gap:16px;border:1px solid rgba(215,227,246,.9);box-shadow:0 10px 28px #141b3024}.preview-editor-layer{position:absolute;inset:0;width:100%;height:100%;aspect-ratio:16 / 9}.preview-editor-layer[hidden]{display:none}.preview-primary-math-frame{padding:0;background:#fff}.primary-math-template-preview{position:absolute;inset:0;overflow:hidden;background:#fff;color:#0f172a;font-family:Microsoft YaHei,PingFang SC,sans-serif}.primary-math-template-preview *{box-sizing:border-box}.primary-math-shape,.primary-math-text,.primary-math-panel,.primary-math-column,.primary-math-visual,.primary-math-number-card,.primary-math-label-card,.primary-math-method-flow,.primary-math-summary-card,.primary-math-summary-bar,.primary-math-chip,.primary-math-example-relation-panel{position:absolute}.primary-math-shape{border:1px solid transparent;border-radius:8px}.primary-math-shape.triangle{width:0!important;height:0!important;background:transparent;border-left:min(2.1vw,28px) solid transparent;border-right:min(2.1vw,28px) solid transparent;border-bottom:min(4.4vw,58px) solid #fb7185}.primary-math-text{display:block;min-width:0;white-space:pre-line;line-height:1.25;overflow:hidden}.primary-math-inline-fraction{display:inline-grid;grid-template-rows:auto 1px auto;align-items:center;justify-items:center;min-width:.9em;margin:0 .08em;font-size:.82em;line-height:1;vertical-align:middle}.primary-math-inline-fraction-num,.primary-math-inline-fraction-den{display:block;line-height:1}.primary-math-inline-fraction-bar{width:100%;border-top:1.5px solid currentColor}.primary-math-page-number-text{display:grid;place-items:center;line-height:1}.primary-math-panel,.primary-math-column,.primary-math-number-card,.primary-math-label-card{border:1.5px solid #bae6fd;border-radius:24px;background:#fff;overflow:hidden}.primary-math-column{padding:3.7% 3.4%}.primary-math-column h4,.primary-math-panel h4{margin:0 0 8px;font-size:19px;font-weight:800}.primary-math-panel{padding:2.2%;display:grid;gap:8px;align-content:start}.primary-math-panel.soft{gap:10px}.primary-math-panel p,.primary-math-panel ul,.primary-math-panel li{margin:0;color:#334155;font-size:14px;line-height:1.45}.primary-math-panel ul{padding-left:1.1em;display:grid;gap:4px}.primary-math-panel strong{font-size:17px;line-height:1.35}.primary-math-number-card{display:flex;flex-direction:column;justify-content:flex-start;gap:26px;padding:18px 22px}.primary-math-action-card{display:grid;grid-template-columns:42px minmax(0,1fr);gap:3px 8px;align-content:center;align-items:center;padding:8px 14px}.primary-math-number-card-header{display:flex;align-items:center;gap:12px;min-width:0}.primary-math-action-title{grid-column:1 / -1;display:flex;align-items:center;gap:10px;min-width:0}.primary-math-number{display:grid;place-items:center;min-width:34px;height:22px;border-radius:7px;font-size:11px;font-weight:800}.primary-math-action-number{display:grid;place-items:center;min-width:36px;height:22px;border-radius:7px;font-size:11px;font-weight:800}.primary-math-number-card strong{min-width:0;font-size:17px;line-height:1.18}.primary-math-action-copy{align-self:center;white-space:normal;word-break:break-word}.primary-math-number-card small{min-width:0;color:#64748b;font-size:15px;line-height:1.35;white-space:pre-line}.primary-math-action-card small{grid-column:1 / -1;font-size:14px;line-height:1.25}.primary-math-action-detail{display:block;overflow-wrap:anywhere}.primary-math-number-card-detail{display:block;padding-left:34px}.primary-math-visual{display:grid;place-items:center;min-width:0;min-height:0;overflow:hidden;color:#2563eb;text-align:center;font-weight:700}.primary-math-scenario-left,.primary-math-scenario-right{padding:0;display:block}.primary-math-scenario-image{border:1.5px solid #bae6fd;border-radius:24px}.primary-math-scenario-fallback{display:grid;place-items:center;line-height:1.15}.primary-math-scenario-observation{line-height:1.2}.primary-math-visual img,.primary-math-svg,.primary-math-svg svg{display:block;width:100%;height:100%;object-fit:contain}.primary-math-bullet{display:block;line-height:1.45}.primary-math-discussion-list{overflow:visible}.primary-math-question-mark{position:absolute;left:4%;top:18%;display:grid;place-items:center;width:clamp(32px,6vw,60px);height:clamp(32px,6vw,60px);border-radius:50%;background:#fb7185;color:#fff;font-size:36px;font-weight:900}.primary-math-panel.question{padding:0;display:block}.primary-math-label-card{display:block;padding:0}.primary-math-label-card-title{position:absolute;left:9.4117647059%;top:16.8421052632%;width:82.7450980392%;height:34.7368421053%;font-size:16px;font-weight:800;line-height:1.2;overflow:hidden}.primary-math-label-card-copy{position:absolute;left:8.6274509804%;top:55%;width:82.7450980392%;height:34%;color:#64748b;font-size:14px;line-height:1.2;white-space:pre-line;overflow-wrap:anywhere;overflow:hidden}.primary-math-method-flow{display:block;overflow:visible}.primary-math-method-step,.primary-math-method-arrow{position:absolute}.primary-math-method-step{border:1.5px solid #bae6fd;border-radius:18px;display:grid;place-items:center;align-content:center;gap:8px;padding:26px 14px 18px;text-align:center}.primary-math-method-number{position:absolute;left:50%;top:-14px;transform:translate(-50%);display:grid;place-items:center;min-width:44px;height:30px;border-radius:6px;font-size:13px;font-weight:900}.primary-math-method-step strong{min-width:0;font-size:20px;font-weight:900;line-height:1.22;word-break:break-word}.primary-math-method-step small{color:#64748b;font-size:12px;line-height:1.3}.primary-math-method-arrow{display:grid;place-items:center;color:#2563eb;font-size:24px;font-weight:900;text-align:center}.primary-math-chip{width:fit-content;border-radius:8px;padding:3px 12px;font-size:12px;font-weight:800}.primary-math-example-relation-panel{border:1.5px solid #facc15;border-radius:18px}.primary-math-summary{grid-template-columns:27% repeat(3,minmax(0,1fr));grid-template-rows:auto minmax(0,1fr) 46px;align-items:center;column-gap:24px;row-gap:18px;padding:28px 36px 30px}.primary-math-summary h4{grid-column:1 / -1;margin-bottom:2px}.primary-math-summary-circle{display:grid;place-items:center;width:min(90%,150px);aspect-ratio:1;border-radius:50%;background:#dcfce7;border:1.5px solid #34d399;font-size:20px;font-weight:800}.primary-math-summary-card{width:100%;height:100%;border:1.5px solid #bae6fd;border-radius:18px;padding:22px 18px 18px;background:#e0f2fe;display:grid;grid-template-rows:auto 1fr;gap:16px;align-content:start}.primary-math-summary-card-concept{border-color:#2563eb;background:#e0f2fe}.primary-math-summary-card-method{border-color:#facc15;background:#fef9c3}.primary-math-summary-card-application{border-color:#fb7185;background:#ffe4e6}.primary-math-summary-card strong{color:#0f172a;font-size:17px;text-align:center}.primary-math-summary-card span{align-self:center;color:#64748b;white-space:pre-line;font-size:13px;line-height:1.35;text-align:center}.primary-math-summary-bar{display:flex;align-items:center;padding:0 22px;border:1.5px solid #34d399;border-radius:14px;background:#dcfce7;color:#0f172a;font-size:15px;font-weight:800}.primary-math-summary-bar-editing-shadow{visibility:hidden}.primary-math-panel.slogan,.primary-math-panel.ending-note{place-items:center;text-align:center}.preview-editable-element{position:absolute;min-width:40px;min-height:28px;border:1px solid transparent;border-radius:8px;cursor:move}.preview-editable-element.active{border-color:#2f7de9;box-shadow:0 0 0 3px #2f7de929;z-index:5}.preview-editable-element textarea{width:100%;height:100%;min-height:100%;max-height:none;padding:8px;border:0;border-radius:7px;background:transparent;resize:none;outline:none;overflow:hidden;line-height:1.35;scrollbar-width:none;cursor:text}.preview-editable-element textarea::-webkit-scrollbar{display:none}.preview-primary-math-frame .preview-editable-element textarea{height:auto;padding:0;line-height:1.25;field-sizing:content;min-height:100%;white-space:pre-wrap;overflow-wrap:anywhere}.preview-primary-math-frame .preview-editable-element.text.has-math-display:not(.active) textarea{color:transparent!important;caret-color:transparent}.preview-primary-math-frame .preview-editable-element.text{overflow:visible}.preview-editable-math-display{position:absolute;inset:0;pointer-events:none;white-space:pre-wrap;overflow-wrap:anywhere;line-height:1.5;z-index:1}.preview-editable-math-line{display:block}.preview-editable-element.active .preview-editable-math-display{display:none}.preview-primary-math-frame .preview-editable-element textarea{position:relative;z-index:2}.preview-template-center-content{display:grid;place-items:center}.preview-template-center-content textarea{display:grid;height:auto;min-height:0;align-items:center;align-content:center;text-align:center}.preview-template-rounded-bar{border:1.5px solid #34d399;border-radius:14px;background:#dcfce7;padding:0 22px;display:grid;align-items:center}.preview-template-rounded-bar textarea{height:auto;min-height:0;align-self:center}.preview-editable-element.visual{background:#f8fbffb8}.preview-editable-element .preview-visual-slot,.preview-editable-element .preview-visual-placeholder{width:100%;height:100%;min-height:0}.preview-resize-handle{position:absolute;right:-5px;bottom:-5px;width:12px;height:12px;border-radius:4px;background:#2f7de9;border:2px solid #fff;box-shadow:0 2px 6px #2857963d;cursor:nwse-resize}.preview-editable-element:not(.active) .preview-resize-handle{display:none}.preview-visual-slot,.preview-visual-placeholder{min-height:120px;margin:0;border-radius:8px;background:#f8fbffe6;border:1px solid rgba(114,154,220,.45);display:grid;place-items:center;padding:10px;color:#4c6f9c;text-align:center;line-height:1.6;overflow:hidden}.preview-visual-slot img{display:block;width:auto;height:auto;max-width:100%;max-height:100%;object-fit:contain}.preview-svg-content,.preview-svg-content svg{display:block;width:100%;height:100%;max-height:100%;object-fit:contain}.preview-svg-content{min-height:0}.preview-visual-unsupported{border-color:#d8a33a;background:#fff7e8;color:#6d430d}.preview-thumbnail-strip{height:100%;min-height:0;display:grid;grid-auto-flow:row;grid-auto-rows:max-content;align-content:start;gap:12px;overflow-y:auto;overflow-x:hidden;padding:0;scrollbar-width:thin;scrollbar-color:#c3c8d0 transparent}.preview-thumbnail-strip:hover{scrollbar-color:#779cea transparent}.preview-thumbnail-strip:active{scrollbar-color:#3b7fff transparent}.preview-thumbnail-strip::-webkit-scrollbar{width:6px}.preview-thumbnail-strip::-webkit-scrollbar-track{border-radius:999px;background:transparent}.preview-thumbnail-strip::-webkit-scrollbar-thumb{min-height:42px;border-radius:999px;background:#c3c8d0}.preview-thumbnail-strip:hover::-webkit-scrollbar-thumb{background:#779cea}.preview-thumbnail-strip:active::-webkit-scrollbar-thumb{background:#3b7fff}.preview-thumbnail-strip .slide-card{min-width:0;width:100%;height:72px;padding:10px 12px;border:1px solid #e5e7eb;border-radius:8px;background:#fff;box-shadow:0 1px 3px #1f29371f}.preview-thumbnail-strip .slide-card.active{border-color:#3b7fff;background:#eff3ff;box-shadow:inset 0 0 0 1px #3b7fff,0 2px 5px #3b7fff24}.preview-thumbnail-strip .slide-card-header{min-width:0;margin-bottom:4px;align-items:center}.preview-thumbnail-strip .slide-card-header strong{min-width:0;overflow:hidden;color:#374151;font-size:16px;font-weight:600;line-height:20px;text-overflow:ellipsis;white-space:nowrap}.preview-thumbnail-strip .slide-card-phase{flex:0 0 auto;width:22px;height:22px;padding:0;display:inline-flex;align-items:center;justify-content:center;border:1px solid #d7deea;border-radius:6px;color:#94a0b3;background:#fff;font-size:13px;font-weight:600;line-height:20px}.preview-thumbnail-strip .slide-card p{overflow:hidden;color:#99a1af;font-size:13px;line-height:20px;text-overflow:ellipsis;white-space:nowrap}.slide-card-inline-fraction{display:inline-grid;grid-template-rows:auto 1px auto;align-items:center;justify-items:center;min-width:.85em;margin:0 .06em;font-size:.78em;line-height:.9;vertical-align:middle}.slide-card-inline-fraction-num,.slide-card-inline-fraction-den{display:block;line-height:.9}.slide-card-inline-fraction-bar{width:100%;border-top:1px solid currentColor}.preview-thumbnail-strip .slide-card.active .slide-card-header strong{color:#3b7fff}.preview-thumbnail-strip .slide-card.active .slide-card-phase{border-color:#3b7fff;color:#fff;background:#3b7fff}.preview-feedback-bar{display:grid;gap:0}.preview-feedback-header{display:flex;align-items:center;gap:5px;min-width:0;min-height:42px;margin-top:-8px;padding:8px 12px 0;background:#f2f3f6;font-size:16px;font-weight:600;white-space:nowrap}.preview-feedback-header p{margin:0;white-space:nowrap}.preview-feedback-header strong{color:#2f7de9}.preview-toolbar-button{flex:0 0 auto;height:28px;padding:0 8px;display:inline-flex;align-items:center;justify-content:center;gap:4px;border:1px solid #e5e7eb;border-radius:6px;background:#fafafa;color:#4b5563;font:inherit;font-size:12px;font-weight:600;line-height:1;white-space:nowrap;cursor:pointer;box-shadow:0 1px 2px #1f293708;transition:border-color .16s ease,background-color .16s ease,color .16s ease}.preview-toolbar-button:hover:not(:disabled){border-color:#cfd6df;background:#f6f8fa;color:#374151}.preview-toolbar-button:focus-visible{outline:2px solid #7aa7f8;outline-offset:2px}.preview-toolbar-button:disabled{cursor:default;opacity:.58}.preview-return-button{height:36px;padding:0 14px;gap:6px;font-size:16px}.preview-scope-switch-button{margin-left:auto;height:34px;padding:0 10px;font-size:16px}.preview-feedback-input-row{display:grid;grid-template-columns:minmax(0,1fr);gap:7px;align-items:stretch}.preview-feedback-input-row textarea{width:100%;min-height:108px;padding:10px 12px;border:1px solid #e2e6ec;border-radius:6px;background:#fff;box-shadow:none;resize:none;font-size:16px;line-height:1.5}.preview-modify-button{width:100%;min-height:36px;padding:0 12px;display:inline-flex;align-items:center;justify-content:center;gap:6px;border-radius:6px;border-color:#3b82f6;background:#3b82f6;font-size:16px;font-weight:700;white-space:nowrap}.primary-button.preview-modify-button{height:36px;padding:0 12px;background:#3b82f6;box-shadow:0 4px 10px #3b82f63d}.primary-button.preview-modify-button:hover:not(:disabled){background:#3478e5}.preview-modify-button img{width:17px;height:17px}.preview-toolbar-button img{width:13px;height:13px;flex:0 0 auto}.preview-return-button img,.preview-scope-switch-button img{width:17px;height:17px}.preview-undo-confirm-overlay{position:fixed;inset:0;z-index:999999;display:flex;align-items:center;justify-content:center;background:#0009;animation:previewUndoConfirmFadeIn .3s ease}.preview-undo-confirm-dialog{width:90%;max-width:400px;padding:0;overflow:hidden;border-radius:12px;background:#fff;box-shadow:0 20px 60px #0000004d;animation:previewUndoConfirmScaleIn .3s ease}.preview-undo-confirm-header{padding:24px 24px 16px;border-bottom:1px solid #e5e7eb}.preview-undo-confirm-title{margin:0;display:flex;align-items:center;gap:8px;color:#dc2626;font-size:20px;font-weight:600}.preview-undo-confirm-title:before{content:"⚠️";font-size:24px}.preview-undo-confirm-body{padding:16px 24px}.preview-undo-confirm-message{margin:0;color:#374151;font-size:16px;line-height:1.5}.preview-undo-confirm-footer{padding:16px 24px 24px;display:flex;justify-content:flex-end;gap:12px}.preview-undo-confirm-button{min-width:80px;padding:10px 20px;border:0;border-radius:8px;font-size:14px;font-weight:500;cursor:pointer;transition:background-color .2s ease,color .2s ease}.preview-undo-confirm-button-cancel{background:#f3f4f6;color:#374151}.preview-undo-confirm-button-cancel:hover{background:#e5e7eb}.preview-undo-confirm-button-confirm{background:#dc2626;color:#fff}.preview-undo-confirm-button-confirm:hover{background:#b91c1c}.analysis-leave-overlay{position:fixed;inset:0;z-index:1000000;box-sizing:border-box;width:100vw;max-width:none;height:100dvh;max-height:none;margin:0;padding:24px;overflow-x:hidden;overflow-y:auto;border:0;background:transparent;color:inherit}.analysis-leave-overlay[open]{display:flex;align-items:flex-start;justify-content:center}.analysis-leave-overlay::backdrop{background:#0f172a94}.analysis-leave-dialog{box-sizing:border-box;flex:0 0 auto;width:min(420px,100%);margin:auto 0;padding:28px;border-radius:12px;background:#fff;box-shadow:0 24px 64px #0f172a52;text-align:center}.analysis-leave-icon{width:42px;height:42px;margin-bottom:16px;color:#d97706}.analysis-leave-title{margin:0;color:#111827;font-size:20px;font-weight:600;line-height:1.4}.analysis-leave-message{margin:10px 0 0;color:#4b5563;font-size:15px;line-height:1.6}.analysis-leave-actions{display:flex;justify-content:flex-end;gap:12px;margin-top:24px}.analysis-leave-button{min-width:96px;padding:10px 18px;border:1px solid transparent;border-radius:8px;font:inherit;font-size:14px;font-weight:500;line-height:1.4;cursor:pointer;transition:background-color .2s ease,border-color .2s ease,color .2s ease}.analysis-leave-button:focus-visible{outline:3px solid #2563eb;outline-offset:2px}.analysis-leave-button-continue{border-color:#d1d5db;background:#f3f4f6;color:#374151}.analysis-leave-button-continue:hover{border-color:#9ca3af;background:#e5e7eb}.analysis-leave-button-confirm{background:#dc2626;color:#fff}.analysis-leave-button-confirm:hover{background:#b91c1c}@media(max-width:480px){.analysis-leave-overlay{padding:16px}.analysis-leave-dialog{padding:24px 18px}.analysis-leave-actions{grid-template-columns:repeat(2,minmax(0,1fr));display:grid;gap:8px}.analysis-leave-button{width:100%;min-width:0;padding-inline:10px}}@keyframes previewUndoConfirmFadeIn{0%{opacity:0}to{opacity:1}}@keyframes previewUndoConfirmScaleIn{0%{transform:scale(.8)}to{transform:scale(1)}}@media(max-width:768px){.preview-undo-confirm-dialog{width:96%;margin:20px}}.ai-revision-progress-overlay{position:absolute;inset:0;z-index:20;display:grid;place-items:center;padding:24px;background:#0f172a42;-webkit-backdrop-filter:blur(2px);backdrop-filter:blur(2px)}.ai-revision-progress-dialog{width:min(460px,100%);border-radius:18px;border:1px solid rgba(214,226,244,.96);background:#fffffff5;box-shadow:0 24px 70px #16325c33;padding:22px;display:grid;gap:16px}.ai-revision-progress-header{display:flex;justify-content:space-between;gap:16px;align-items:flex-start}.ai-revision-progress-header h3{margin:0;font-size:20px}.ai-revision-progress-header p{margin:8px 0 0;color:#60748e}.ai-revision-progress-status{display:inline-flex;align-items:center;gap:8px}.ai-revision-progress-status>img{width:18px;height:18px}.ai-revision-progress-status.is-complete{width:28px;height:28px;justify-content:center;border-radius:50%;background:#3b7fff}.ai-revision-progress-status.is-complete>img{width:14px;height:14px}.ai-revision-spinner{width:28px;height:28px;border-radius:999px;border:3px solid rgba(59,130,246,.22);border-top-color:#2563eb;animation:ai-revision-spin .9s linear infinite}.ai-revision-progress-details{display:grid;gap:12px;margin:0}.ai-revision-progress-details div{display:grid;gap:4px}.ai-revision-progress-details dt{color:#6d7f95;font-size:13px}.ai-revision-progress-details dd{margin:0;color:#172033;line-height:1.6}.ai-revision-progress-error{margin:0;border-radius:12px;padding:12px 14px;color:#b91c1c;background:#fff1f2;line-height:1.6}@keyframes ai-revision-spin{to{transform:rotate(360deg)}}.preview-export-hint{color:#6f8198;font-size:13px}.panel-heading{display:flex;justify-content:space-between;gap:20px;align-items:center;margin-bottom:18px}.panel-heading h2,.analysis-panel h3,.editor-panel h3,.export-panel h2{margin-top:0}.panel-heading p{margin:6px 0 0;color:#607182}.form-stack{display:grid;gap:16px}.field{display:grid;gap:8px;color:#415265;font-size:14px}.field small{color:#7b8a99;line-height:1.5}.field input,.field textarea{width:100%;border:1px solid #d7e0ea;border-radius:16px;padding:12px 14px;background:#fff}.field textarea{resize:vertical}.dual-control-grid{display:grid;grid-template-columns:220px minmax(0,1fr);gap:16px;align-items:start}.checkbox-group{display:grid;gap:12px}.checkbox-inline{display:inline-flex;align-items:center;gap:8px;cursor:pointer}.checkbox-inline input{width:auto}.checkbox-card{padding:14px 16px;border:1px solid #d7e0ea;border-radius:16px;background:#fff}.file-chip{display:inline-flex;align-items:center;gap:12px;padding:12px 14px;border-radius:14px;background:#f4f8fc;color:#35506e}.action-row{display:flex;gap:10px;flex-wrap:wrap}.primary-button,.secondary-button{border:0;border-radius:6px;padding:12px 20px;cursor:pointer;transition:transform .16s ease,box-shadow .16s ease}.primary-button{color:#fff;background:linear-gradient(135deg,#3c85ec,#2d6fe0);box-shadow:0 14px 24px #3576e333}.secondary-button{color:#24415e;background:#eef4fa}.primary-button:hover,.secondary-button:hover{transform:translateY(-1px)}.draft-panel{min-height:680px}.analysis-panel{margin-bottom:18px;padding:16px 18px;border:1px solid #e4edf6;border-radius:18px;background:linear-gradient(180deg,#fbfdff,#f5f9fd)}.analysis-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px 18px}.analysis-grid div{display:grid;gap:4px}.analysis-grid strong{color:#35506e;font-size:13px}.analysis-grid span{color:#5d6e80;line-height:1.6}.draft-layout{display:grid;grid-template-columns:minmax(0,1fr) 320px;gap:18px}.slide-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px;align-content:start}.slide-card{align-self:start;border:1px solid #dde6ef;border-radius:8px;padding:12px;background:#fff;text-align:left;cursor:pointer;box-shadow:0 1px 2px #141e370d}.slide-card.active{border-color:#3b7fff;background:#f1f5ff;box-shadow:inset 0 0 0 1px #3b7fff}.slide-card-header{display:flex;justify-content:space-between;gap:8px;align-items:flex-start;margin-bottom:10px}.slide-card-header strong{font-size:14px}.slide-card-header span{color:#75879a;font-size:11px}.slide-card p{margin:0;font-size:12px;line-height:1.5;color:#506273}.editor-panel{border-left:1px solid #e6edf4;padding-left:18px}.empty-state{border:1px dashed #cbd8e5;border-radius:20px;padding:28px;color:#607182;background:#fafcff}.personal-content-auth-panel{width:100%;min-width:0;min-height:100%;display:grid;grid-template-rows:auto minmax(360px,1fr);padding:22px;border:1px solid #dbe5f0;border-radius:8px;background:#f7faff;box-shadow:0 12px 30px #2b548f12}.personal-content-auth-heading{padding-bottom:17px;border-bottom:1px solid #e5edf6}.personal-content-auth-heading h2{margin:0;color:#17324d;font-size:28px;line-height:1.25}.personal-content-auth-heading p{margin:6px 0 0;color:#5b6f84;font-size:14px}.personal-content-auth-body{min-height:0;display:grid;place-items:center;padding:38px 24px}.personal-content-auth-message{width:min(480px,100%);text-align:center}.personal-content-auth-icon{width:78px;height:78px;margin:0 auto 22px;padding:19px;border:1px solid #d7e4f7;border-radius:50%;color:#4b80d8;background:#eef5ff}.personal-content-auth-message h3{margin:0;color:#203b56;font-size:22px;line-height:1.4}.personal-content-auth-message p{margin:10px auto 24px;color:#708397;font-size:14px;line-height:1.7}.personal-content-auth-action{min-width:112px;min-height:40px;display:inline-flex;align-items:center;justify-content:center;gap:8px;border-radius:8px;padding:9px 20px;font-weight:600}.personal-content-auth-message.is-checking{display:grid;justify-items:center;gap:14px;color:#607182}.personal-content-auth-spinner{width:28px;height:28px;color:#4b80d8;animation:personal-content-auth-spin .9s linear infinite}@keyframes personal-content-auth-spin{to{transform:rotate(360deg)}}.export-panel{margin-top:0}.ruiagent-workspace,.ruitplan-workspace{height:calc(100vh - 172px);min-height:620px;overflow:hidden;border:1px solid #dbe5f0;border-radius:8px;background:#fff;box-shadow:0 12px 30px #2b548f12}.module-frame-ruitplan .ruitplan-workspace,.module-frame-ruiagent .ruiagent-workspace{height:100%;min-height:0}.module-frame-ruitplan .module-content{display:flex;min-height:0}.module-frame-ruitplan .ruitplan-workspace{flex:1}.ruiagent-frame,.ruitplan-frame{display:block;width:100%;height:100%;border:0;background:#fff}@media(max-width:1280px){.module-frame,.draft-layout,.dual-control-grid{grid-template-columns:minmax(0,1fr)}.preview-layout{grid-template-columns:minmax(280px,32vw) minmax(150px,18vw) minmax(0,1fr)}.preview-editor-toolbar{gap:6px;padding:6px}.preview-editor-toolbar .secondary-button.compact{padding-inline:10px}.module-frame-ruitplan,.module-frame-ruiagent{grid-template-rows:auto minmax(0,1fr)}.module-frame-ruitplan.module-frame-without-sidebar,.module-frame-ruiagent.module-frame-without-sidebar{grid-template-rows:minmax(0,1fr)}.module-sidebar{min-width:0;max-height:240px}.editor-panel{border-left:0;border-top:1px solid #e6edf4;padding-left:0;padding-top:18px}}@media(min-width:1024px)and (min-aspect-ratio:4 / 3){.module-frame-ruitplan:not(.module-frame-without-sidebar),.module-frame-ruippt:not(.module-frame-without-sidebar),.module-frame-ruiagent:not(.module-frame-without-sidebar){grid-template-columns:252px minmax(0,1fr);grid-template-rows:minmax(0,1fr)}.module-frame-ruitplan:not(.module-frame-without-sidebar) .module-sidebar,.module-frame-ruippt:not(.module-frame-without-sidebar) .module-sidebar,.module-frame-ruiagent:not(.module-frame-without-sidebar) .module-sidebar{max-height:none}}.my-courseware-panel{min-height:100%;padding:22px;border:1px solid #dbe5f0;border-radius:8px;background:#f7faff;box-shadow:0 12px 30px #2b548f12}.my-courseware-header{display:flex;align-items:flex-start;justify-content:space-between;gap:16px;margin-bottom:16px}.my-courseware-header h2{margin:0;color:#17324d;font-size:28px;line-height:1.25}.my-courseware-header p{margin:6px 0 0;color:#5b6f84;font-size:14px}.courseware-refresh-button{flex:0 0 auto;min-height:36px;min-width:88px;padding:8px 16px;border-radius:8px}.school-library-toolbar{display:flex;align-items:center;justify-content:space-between;gap:16px;margin:0 0 16px;padding:10px 12px;border:1px solid #dbe5f0;border-radius:6px;background:#fff}.school-library-owner-filter{display:flex;align-items:center;gap:8px;color:#41566b;font-size:14px}.school-library-owner-filter select{width:min(240px,52vw);height:36px;padding:0 32px 0 10px;border:1px solid #c8d5e3;border-radius:6px;background:#fff;color:#17324d;font:inherit}.school-library-total{flex:0 0 auto;color:#5b6f84;font-size:14px}@media(max-width:640px){.school-library-toolbar{align-items:stretch;flex-direction:column;gap:8px}.school-library-owner-filter select{width:100%;min-width:0}.school-library-total{align-self:flex-end}}.personal-content-auth-panel.campus-vip-required-panel{grid-template-rows:minmax(360px,1fr)}.campus-vip-required-panel .personal-content-auth-message{width:min(720px,100%)}.campus-vip-required-icon{width:88px;height:88px;padding:20px}.courseware-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(338px,1fr));gap:14px;align-items:stretch}.courseware-create-card,.courseware-card{min-width:0;min-height:156px;border:1px solid #dbe5f0;border-radius:8px;background:#fff;box-shadow:0 8px 22px #2b548f0f}.courseware-create-card{display:grid;place-items:center;align-content:center;gap:8px;padding:18px;border-style:dashed;border-color:#79a9e9;color:#2d73d4;cursor:pointer;font-weight:500;transition:border-color .16s ease,box-shadow .16s ease,transform .16s ease}.courseware-create-icon{display:grid;place-items:center;width:42px;height:42px;color:#2d73d4;font-size:36px;font-weight:300;line-height:1}.courseware-create-card:hover,.courseware-card:hover,.courseware-card:focus-within{transform:translateY(-2px);box-shadow:0 12px 28px #2b548f1a}.courseware-create-card:focus-visible,.courseware-card-main:focus-visible,.courseware-card-action:focus-visible{outline:2px solid #4b8ee8;outline-offset:2px}.courseware-card{position:relative;display:flex;flex-direction:column;overflow:hidden;border-color:#dce7f4;transition:box-shadow .16s ease,transform .16s ease}.courseware-card:before{content:"";position:absolute;z-index:1;top:0;right:0;left:0;height:3px;background:#4b8ee8}.courseware-card-main{display:flex;flex-direction:column;justify-content:space-between;min-width:0;flex:1;padding:18px;border:0;background:transparent;color:inherit;text-align:left;cursor:pointer}.courseware-card-heading,.courseware-card-details{display:block;min-width:0}.courseware-card-main:disabled{cursor:default;opacity:1}.courseware-card-title{display:block;min-width:0;flex:1 1 auto;margin:0;font-size:18px;font-weight:600;line-height:1.3;color:#236dd8;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.courseware-title-row{display:flex;align-items:center;justify-content:space-between;gap:8px;flex-wrap:nowrap;margin-bottom:12px;padding-right:124px}.preview-empty-content-notice{position:absolute;left:50%;top:50%;z-index:20;transform:translate(-50%,-50%);padding:12px 18px;border:1px solid #f59e0b;background:#fff7ed;color:#9a3412;font-size:16px;font-weight:600;text-align:center}.courseware-private-badge{display:inline-grid;flex:0 0 auto;place-items:center;transform:translateY(-1px);width:24px;height:24px;border-radius:4px;background:#b42318;color:#fff;font-size:13px;font-weight:700}.courseware-status-cluster{position:absolute;z-index:4;top:12px;right:12px;display:inline-flex;align-items:center;gap:9px;white-space:nowrap}.school-courseware-library .courseware-action-error{margin:12px 0;padding:10px 12px;border:1px solid #fecaca;border-radius:6px;color:#b42318;background:#fef2f2;font-size:14px}.courseware-status-badge{display:inline-flex;align-items:center;min-height:30px;padding:3px 10px;border-radius:999px;font-size:15px;font-weight:700;flex:0 0 auto;white-space:nowrap}.courseware-tool-warning{display:inline-flex;align-items:center;justify-content:center;width:27px;height:27px;color:#b45309;flex:0 0 27px;line-height:1}.courseware-tool-warning svg{width:24px;height:24px;stroke-width:2}.courseware-status-badge.status-building{color:#8a5a00;background:#fff4cf}.courseware-status-badge.status-failed{color:#b42318;background:#ffe4e0}.courseware-status-badge.status-completed{color:#17633a;background:#dcf7e8}.courseware-subject-line{display:flex;align-items:center;gap:6px;margin:0;color:#ff9800;font-size:13px;font-weight:500;line-height:1.5;opacity:.9}.courseware-card-meta{display:flex;flex-direction:column;align-items:flex-start;gap:6px;margin-top:0;color:#6d8095;font-size:13px}.courseware-meta-row{display:flex;align-items:center;gap:8px;min-width:0;white-space:nowrap}.courseware-facts{flex-wrap:wrap;gap:8px 16px}.courseware-meta-item{display:inline-flex;align-items:center;gap:6px;white-space:nowrap}.courseware-meta-icon{width:14px;height:14px;flex:0 0 14px;padding:2px;border-radius:50%;background:#4b8ee8;color:#fff;stroke-width:2}.courseware-failure-message{display:block;margin-top:8px;color:#b42318;font-size:12px;line-height:1.4;overflow-wrap:anywhere}.courseware-card-actions{position:absolute;z-index:3;inset:3px 0 0;display:grid;align-content:center;gap:8px;padding:42px 44px 18px;background:#bad5f3db;-webkit-backdrop-filter:blur(2px);backdrop-filter:blur(2px);opacity:0;transform:translateY(4px);pointer-events:none;transition:opacity .16s ease,transform .16s ease}.courseware-card:hover .courseware-card-actions,.courseware-card:focus-within .courseware-card-actions{opacity:1;transform:translateY(0);pointer-events:auto}.courseware-card-action-secondary{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:8px}.courseware-card-action{display:grid;place-items:center;width:100%;min-height:34px;padding:6px 12px;border:0;border-radius:6px;background:#eef4fa;color:#38536e;cursor:pointer;font-size:13px;font-weight:600}.courseware-card-action-view{width:100%}.courseware-card-action-regenerate{display:flex;gap:7px}.courseware-card-action-regenerate svg{width:15px;height:15px}.courseware-card-action.primary{background:#2f78df;color:#fff}.courseware-card-action.danger{background:#fff0ee;color:#bb2c24}.courseware-card-action:disabled{cursor:not-allowed;opacity:.45}.courseware-delete-dialog{position:fixed;z-index:10000;inset:0;display:flex;align-items:center;justify-content:center;padding:16px;background:#0009;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);animation:coursewareDeleteFadeIn .3s ease}.courseware-delete-dialog-content{position:relative;box-sizing:border-box;width:90%;max-width:400px;padding:30px;border-radius:20px;background:#fff;box-shadow:0 20px 60px #0000004d;text-align:center;animation:coursewareDeleteSlideUp .3s ease}.courseware-delete-dialog-icon{display:flex;justify-content:center;margin-bottom:20px;color:#f44336}.courseware-delete-dialog-icon.primary{color:#2f78df}.courseware-delete-dialog-title{margin:0 0 10px;color:#333;font-size:20px;font-weight:600}.courseware-delete-dialog-message{margin:0 0 25px;color:#666;font-size:16px;line-height:1.5;overflow-wrap:anywhere}.courseware-delete-dialog-buttons{display:flex;justify-content:center;gap:15px}.courseware-delete-confirm-button{min-width:100px;padding:12px 24px;border:0;border-radius:25px;cursor:pointer;font-size:16px;font-weight:500;transition:background .3s ease,box-shadow .3s ease,color .3s ease,transform .3s ease}.courseware-delete-confirm-button.cancel{background:#f5f5f5;color:#666}.courseware-delete-confirm-button.cancel:hover:not(:disabled){background:#e0e0e0;color:#333}.courseware-delete-confirm-button.delete{background:linear-gradient(45deg,#f44336,#d32f2f);color:#fff;box-shadow:0 4px 15px #f443364d}.courseware-delete-confirm-button.delete:hover:not(:disabled){background:linear-gradient(45deg,#d32f2f,#b71c1c);box-shadow:0 6px 20px #f4433666;transform:translateY(-2px)}.courseware-delete-confirm-button.primary{background:linear-gradient(45deg,#3f8ee8,#256ac4);color:#fff;box-shadow:0 4px 15px #2f78df4d}.courseware-delete-confirm-button.primary:hover:not(:disabled){background:linear-gradient(45deg,#2f78df,#1f5cae);box-shadow:0 6px 20px #2f78df66;transform:translateY(-2px)}.courseware-delete-confirm-button:disabled{cursor:not-allowed;opacity:.65}.ppt-export-overlay{position:fixed;inset:0;z-index:10001;box-sizing:border-box;width:100vw;max-width:none;height:100dvh;max-height:none;margin:0;padding:16px;overflow-x:hidden;overflow-y:auto;border:0;background:transparent;color:inherit}.ppt-export-overlay[open]{display:grid;place-items:center}.ppt-export-overlay::backdrop{background:#10233a8f}.ppt-export-dialog{width:min(420px,calc(100vw - 32px));max-height:calc(100vh - 32px);overflow-y:auto;padding:24px;border:1px solid #dce5f0;border-radius:8px;background:#fff;box-shadow:0 20px 52px #16324f3d;color:#16324f}.ppt-export-title{margin:0;font-size:20px;line-height:1.35}.ppt-export-message{max-width:100%;margin:10px 0 20px;color:#60748e;font-size:14px;line-height:1.6;overflow-wrap:anywhere}.ppt-export-options{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}.ppt-export-option,.ppt-export-cancel{min-width:0;border:1px solid #cbd9ea;border-radius:8px;display:inline-flex;align-items:center;justify-content:center;gap:8px;background:#f7faff;color:#234c76;cursor:pointer;font-weight:600;line-height:1.2;white-space:normal}.ppt-export-option{min-height:48px;padding:8px 12px}.ppt-export-option:hover:not(:disabled){border-color:#6d9ddd;background:#edf5ff;color:#245fa8}.ppt-export-footer{margin-top:18px;display:flex;justify-content:flex-end}.ppt-export-cancel{min-height:40px;min-width:96px;padding:8px 14px;background:#fff;color:#536b84}.ppt-export-cancel:hover:not(:disabled){background:#f3f6fa;color:#27445f}.ppt-export-option:focus-visible,.ppt-export-cancel:focus-visible{outline:3px solid #155eef;outline-offset:2px}.ppt-export-option:disabled,.ppt-export-cancel:disabled{cursor:not-allowed;opacity:.58}@keyframes coursewareDeleteFadeIn{0%{opacity:0}to{opacity:1}}@keyframes coursewareDeleteSlideUp{0%{opacity:0;transform:translateY(30px) scale(.95)}to{opacity:1;transform:translateY(0) scale(1)}}@media(hover:none){.courseware-card-actions{position:static;z-index:auto;inset:auto;margin-top:auto;padding:10px 12px 12px;border-top:1px solid #e5edf6;background:#f7faff;-webkit-backdrop-filter:none;backdrop-filter:none;opacity:1;transform:none;pointer-events:auto}}@media(max-width:480px){.ppt-export-dialog{padding:20px 16px}.ppt-export-options{grid-template-columns:minmax(0,1fr)}.ppt-export-cancel{width:100%}.courseware-delete-dialog-content{width:100%;padding:24px 18px}.courseware-delete-dialog-buttons{gap:10px}.courseware-delete-confirm-button{min-width:0;flex:1;padding-inline:12px}.courseware-title-row{padding-right:124px}.courseware-status-cluster{max-width:calc(100% - 24px)}}.courseware-empty-state{margin-top:14px;border-radius:8px;background:#fff;text-align:center}.courseware-save-status{margin:4px 0 0;font-size:13px}.courseware-save-status.status-saving{color:#6f5a00}.courseware-save-status.status-saved{color:#1f7a4d}.courseware-save-status.status-error{color:#b42318}.platform-help-root{position:fixed;inset:0;z-index:1000000;color:#172033;font-family:Microsoft YaHei,PingFang SC,sans-serif}.platform-help-demo-stage{position:absolute;z-index:0;inset:0;overflow:hidden;background:#eef1f5;pointer-events:auto}.help-demo-shell{height:100%;background:#f5f7fa}.help-demo-shell.platform-shell{height:100%}.help-demo-header{height:64px;display:grid;grid-template-columns:180px minmax(0,1fr) 180px;align-items:center;padding:0 24px;background:#fff;border-bottom:1px solid #dde2e9}.help-demo-brand{color:#12684a;font-size:24px}.help-demo-module-nav{display:flex;justify-content:center;gap:8px}.help-demo-module-nav>span,.help-demo-account{min-height:38px;display:inline-flex;align-items:center;gap:7px;padding:0 14px;border-radius:6px;color:#455468;font-size:14px}.help-demo-module-nav>span.is-active{background:#e8f5ef;color:#12684a;font-weight:700}.help-demo-account{justify-self:end;border:1px solid #d7dde5;background:#fff}.help-demo-body{height:calc(100% - 64px);display:grid;grid-template-columns:minmax(0,1fr)}.help-demo-body.has-sidebar{grid-template-columns:230px minmax(0,1fr)}.help-demo-sidebar{display:flex;flex-direction:column;padding:28px 18px;background:#fff;border-right:1px solid #dde2e9}.help-demo-sidebar small{color:#687588;font-size:12px}.help-demo-sidebar>strong{margin-top:4px;color:#172033;font-size:20px}.help-demo-feature-list{display:grid;gap:8px;margin-top:24px}.help-demo-feature-list>span{min-height:44px;display:flex;align-items:center;gap:10px;padding:0 12px;border-radius:6px;color:#526174;font-size:14px}.help-demo-feature-list>span.is-active{background:#eaf2ff;color:#1859a9;font-weight:700}.help-demo-content{min-width:0;overflow:auto;padding:0}.help-demo-content>.help-demo-page{padding:30px}.help-demo-page{max-width:1120px;margin:0 auto}.help-demo-page-heading h2{margin:0;color:#172033;font-size:24px;letter-spacing:0}.help-demo-page-heading p{margin:6px 0 0;color:#667085;font-size:14px}.help-demo-resource-grid,.help-demo-overview-grid,.help-demo-agent-types{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px;margin-top:24px}.help-demo-create-card,.help-demo-resource-card,.help-demo-overview-grid article,.help-demo-agent-types article{min-width:0;min-height:180px;display:flex;flex-direction:column;padding:20px;border:1px solid #dbe1e8;border-radius:8px;background:#fff}.help-demo-create-card{align-items:center;justify-content:center;border-style:dashed;border-color:#7cae98;color:#12684a}.help-demo-create-card>span{font-size:36px;line-height:1}.help-demo-create-card strong{margin-top:12px}.help-demo-resource-icon{width:42px;height:42px;display:grid;place-items:center;border-radius:7px;background:#eef3f9;color:#315f8e}.help-demo-resource-icon svg{width:22px}.help-demo-resource-card>strong{margin-top:18px;overflow:hidden;color:#172033;text-overflow:ellipsis;white-space:nowrap}.help-demo-resource-card>span:not(.help-demo-resource-icon),.help-demo-resource-card>small{margin-top:7px;color:#687588;font-size:13px}.help-demo-builder{max-width:900px}.help-demo-builder-form{display:grid;gap:18px;margin-top:24px;padding:26px;border:1px solid #dbe1e8;border-radius:8px;background:#fff}.help-demo-builder-banner{min-height:72px;display:flex;align-items:center;gap:14px;padding:14px 20px;border-radius:8px;background:#3b7fff;color:#fff}.help-demo-banner-icon{width:44px;height:44px;flex:0 0 auto;display:grid;place-items:center;border:1px solid rgba(255,255,255,.25);border-radius:8px;background:#ffffff24}.help-demo-builder-banner>span:last-child{min-width:0;display:grid;gap:4px}.help-demo-builder-banner strong{font-size:20px}.help-demo-builder-banner small{color:#ffffffd1;font-size:13px;line-height:1.45}.help-demo-courseware-form,.help-demo-lesson-plan-form{margin-top:8px;gap:12px}.help-demo-compose-columns{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}.help-demo-form-section{min-width:0;display:grid;gap:8px}.help-demo-form-section h3{position:relative;margin:0;padding-left:14px;color:#202938;font-size:15px}.help-demo-form-section h3:before{content:"";position:absolute;left:0;top:50%;width:4px;height:16px;border-radius:2px;background:#6366f1;transform:translateY(-50%)}.help-demo-upload-zone{min-height:82px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:8px;padding:12px;border:1px dashed #cfd9e8;border-radius:8px;background:#fafbfc;color:#8a96a8;font-size:13px;text-align:center}.help-demo-upload-zone svg{color:#3b7fff}.help-demo-upload-zone.is-compact{min-height:64px;flex-direction:row}.help-demo-settings{display:grid;gap:8px}.help-demo-setting-row{min-width:0;min-height:54px;display:grid;grid-template-columns:36px minmax(0,1fr) auto;align-items:center;gap:10px;padding:8px 12px;border:1px solid #dce5f1;border-radius:8px;background:#fff}.help-demo-setting-icon{width:34px;height:34px;display:grid;place-items:center;border-radius:7px;background:#edf4ff;color:#3b7fff}.help-demo-setting-row>span:nth-child(2){min-width:0;display:grid;gap:2px}.help-demo-setting-row strong{color:#253247;font-size:13px}.help-demo-setting-row small{overflow:hidden;color:#7a8798;font-size:11px;text-overflow:ellipsis;white-space:nowrap}.help-demo-toggle-copy{display:flex;align-items:center;gap:7px;color:#526174;font-size:12px}.help-demo-switch,.help-demo-toggle-copy i{width:32px;height:18px;display:block;border-radius:9px;background:#c8d0db}.help-demo-toggle-copy i.is-on{background:#3b7fff}.help-demo-builder-actions{display:flex;align-items:center;justify-content:flex-end;gap:10px}.help-demo-secondary-button{min-height:40px;display:inline-flex;align-items:center;padding:0 18px;border:1px solid #cfd6df;border-radius:6px;background:#fff;color:#455468;font-size:14px}.help-demo-curriculum-picker{display:grid;gap:10px;padding:14px;border:1px solid #dce5f1;border-radius:8px;background:#f9fbfe}.help-demo-curriculum-picker>header{display:flex;align-items:flex-start;justify-content:space-between;gap:12px}.help-demo-curriculum-picker>header>span:first-child{display:grid;gap:4px}.help-demo-curriculum-picker>header strong{color:#202938;font-size:15px}.help-demo-curriculum-picker>header small{color:#65748a;font-size:11px}.help-demo-curriculum-picker>header>span:last-child{flex:0 0 auto;padding:5px 9px;border:1px solid #bfd0e8;border-radius:5px;background:#fff;color:#315f8e;font-size:11px}.help-demo-curriculum-row{display:flex;align-items:center;gap:7px;min-width:0}.help-demo-curriculum-row>strong{width:68px;flex:0 0 auto;color:#526174;font-size:12px}.help-demo-curriculum-row>span,.help-demo-curriculum-cascade section>span{padding:5px 9px;border:1px solid #d4dce7;border-radius:5px;background:#fff;color:#526174;font-size:11px}.help-demo-curriculum-row>span.is-selected,.help-demo-curriculum-cascade section>span.is-selected{border-color:#3b7fff;background:#edf4ff;color:#195fc4}.help-demo-curriculum-cascade{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}.help-demo-curriculum-cascade section{min-width:0;display:flex;flex-wrap:wrap;gap:6px;padding:10px;border:1px solid #e0e6ee;border-radius:6px;background:#fff}.help-demo-curriculum-cascade section>strong{width:100%;color:#344054;font-size:12px}.help-demo-feedback{margin:0;color:#7a8798;font-size:11px;line-height:1.45}.help-demo-builder-form label{display:grid;gap:7px;color:#344054;font-size:13px;font-weight:700}.help-demo-builder-form label>div{min-height:42px;display:flex;align-items:center;padding:0 12px;border:1px solid #cfd6df;border-radius:6px;background:#fbfcfd;color:#344054;font-weight:400}.help-demo-form-row{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px}.help-demo-builder-form label>.help-demo-textarea{min-height:82px;align-items:flex-start;padding-top:11px}.help-demo-primary-button{min-height:40px;display:inline-flex;align-items:center;justify-content:center;gap:8px;justify-self:end;padding:0 18px;border-radius:6px;background:#12684a;color:#fff;font-size:14px;font-weight:700}.help-demo-overview-grid,.help-demo-agent-types{grid-template-columns:repeat(3,minmax(0,1fr))}.help-demo-overview-grid article,.help-demo-agent-types article{gap:10px}.help-demo-overview-grid svg,.help-demo-agent-types svg{color:#315f8e}.help-demo-overview-grid span,.help-demo-agent-types span{color:#687588;font-size:13px}.help-demo-download,.help-demo-placeholder{min-height:420px;display:flex;flex-direction:column;align-items:center;justify-content:center;color:#315f8e;text-align:center}.help-demo-download h2,.help-demo-placeholder h2{margin:18px 0 0;color:#172033}.help-demo-download p,.help-demo-placeholder p{margin:8px 0 20px;color:#687588}.platform-help-highlight,.platform-help-card{z-index:2}.platform-help-mask{position:absolute;inset:0;border:0;padding:0;background:#00000094;cursor:default}.platform-help-highlight{position:absolute;border:3px solid #ffd166;border-radius:10px;box-shadow:0 0 0 9999px #00000094,0 0 18px #ffd166db;pointer-events:none;transition:left .16s ease,top .16s ease,width .16s ease,height .16s ease}.platform-help-card,.platform-help-selector{position:absolute;max-width:calc(100vw - 36px);border-radius:8px;background:#fff;box-shadow:0 18px 44px #0000003d}.platform-help-card{width:380px}.platform-help-card-inner,.platform-help-selector{padding:22px 24px 18px}.platform-help-heading{display:flex;align-items:center;gap:12px;padding-right:30px}.platform-help-step-mark{width:42px;height:42px;flex:0 0 auto;display:grid;place-items:center;border-radius:50%;background:#eef5ff;color:#1f74ff;font-size:24px;font-weight:800}.platform-help-heading h2,.platform-help-selector h2{margin:0;color:#101828;font-size:20px;line-height:1.35}.platform-help-body{margin-top:16px;color:#344054;font-size:16px;line-height:1.72}.platform-help-body p,.platform-help-selector p{margin:0}.platform-help-footer{margin-top:20px;display:flex;align-items:center;justify-content:space-between;gap:12px}.platform-help-counter,.platform-help-selector p{color:#667085;font-size:13px}.platform-help-actions{display:flex;align-items:center;justify-content:flex-end;gap:8px}.platform-help-action{min-width:72px;height:34px;padding:0 14px;border:1px solid #d0d5dd;border-radius:6px;background:#fff;color:#344054;cursor:pointer;font-size:14px}.platform-help-action:hover:not(:disabled){background:#f9fafb}.platform-help-action.primary{border-color:#2f80ff;background:#2f80ff;color:#fff}.platform-help-action.primary:hover{background:#176ef0}.platform-help-action:disabled{cursor:default;opacity:.45}.platform-help-close{position:absolute;right:12px;top:12px;width:30px;height:30px;border:0;border-radius:50%;padding:0;background:transparent;color:#667085;cursor:pointer;font-size:24px;line-height:28px}.platform-help-close:hover{background:#f2f4f7;color:#101828}.platform-help-selector{left:50%;top:50%;width:520px;transform:translate(-50%,-50%)}.platform-help-selector p{margin-top:6px;margin-bottom:18px}.platform-help-module-list{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}.platform-help-module-button{min-width:0;min-height:42px;padding:8px 14px;border:1px solid #d9e4ff;border-radius:7px;background:#f7fbff;color:#174ea6;cursor:pointer;font-size:15px;text-align:left}.platform-help-module-button:hover,.platform-help-module-button.is-current{border-color:#2f80ff;background:#eef5ff;color:#0f55c8}@media(max-width:960px){.help-demo-header{grid-template-columns:92px minmax(0,1fr) 42px;padding-inline:14px}.help-demo-account{width:38px;padding:0;justify-content:center;overflow:hidden;color:transparent}.help-demo-account svg{flex:0 0 auto;color:#455468}.help-demo-body.has-sidebar{grid-template-columns:190px minmax(0,1fr)}.help-demo-resource-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.platform-header-inner{grid-template-columns:auto minmax(0,1fr) auto;gap:10px;padding-inline:12px}.platform-brand>span:last-child{display:none}.platform-module-nav{gap:6px;overflow-x:auto;justify-content:flex-start}.platform-module-tab{flex:0 0 auto;white-space:nowrap;font-size:14px;padding-inline:10px}.module-frame{padding:14px 12px 0}.panel-heading{flex-direction:column;align-items:flex-start}.slide-grid,.analysis-grid{grid-template-columns:1fr}.stage-compose,.stage-compose.has-analysis-progress{min-height:0;height:auto;max-height:none;grid-template-columns:minmax(0,1fr);row-gap:16px;column-gap:0}.stage-compose.has-analysis-progress>.analysis-progress-panel{grid-column:1;height:auto}.compose-form-fields{grid-template-rows:auto}.compose-requirement-textarea,.upload-dropzone{height:auto}.compose-requirement-textarea{max-height:none}}@media(min-width:641px)and (max-height:884px){.ruippt-workbench.is-compose-stage{padding:12px}.ruippt-compose-banner{min-height:64px;padding:12px 18px}.ruippt-compose-card{row-gap:10px;padding:12px 18px 10px}.compose-form-fields{gap:10px}.compose-requirement-textarea{height:96px;min-height:96px}.upload-dropzone{min-height:80px}.compose-setting-row{min-height:54px;padding:5px 12px}.compose-action-button{height:42px}}@media(max-width:640px){.curriculum-scope-row{grid-template-columns:minmax(0,1fr);gap:4px}.curriculum-scope-row>strong{padding-top:0}.curriculum-scope-cascade{grid-template-columns:minmax(0,1fr)}.curriculum-scope-header{gap:8px}.curriculum-scope-toggle{padding-inline:8px;font-size:12px}.help-demo-header{height:58px;grid-template-columns:52px minmax(0,1fr) 38px;padding-inline:8px}.help-demo-brand{font-size:17px}.help-demo-module-nav{gap:2px;overflow:hidden}.help-demo-module-nav>span{min-height:34px;padding:0 8px;font-size:0}.help-demo-module-nav>span svg{width:18px}.help-demo-body,.help-demo-body.has-sidebar{height:calc(100% - 58px);grid-template-columns:minmax(0,1fr)}.help-demo-sidebar{display:none}.help-demo-content{padding:16px 12px}.help-demo-page-heading h2{font-size:20px}.help-demo-resource-grid,.help-demo-overview-grid,.help-demo-agent-types,.help-demo-form-row,.help-demo-compose-columns,.help-demo-curriculum-cascade{grid-template-columns:minmax(0,1fr)}.help-demo-resource-grid,.help-demo-overview-grid,.help-demo-agent-types{gap:10px;margin-top:16px}.help-demo-create-card,.help-demo-resource-card,.help-demo-overview-grid article,.help-demo-agent-types article{min-height:128px;padding:15px}.help-demo-builder-form{margin-top:16px;padding:16px}.help-demo-builder-banner{align-items:flex-start;padding:12px 14px}.help-demo-builder-banner strong{font-size:16px}.help-demo-builder-banner small{font-size:11px}.help-demo-curriculum-row{flex-wrap:wrap}.help-demo-curriculum-row>strong{width:100%}.help-demo-setting-row{grid-template-columns:34px minmax(0,1fr) auto}.help-demo-toggle-copy{font-size:0}.platform-login-button,.platform-help-button,.platform-user-button{height:36px}.platform-help-button{width:36px}.platform-help-card-inner,.platform-help-selector{padding:18px}.platform-help-heading h2,.platform-help-selector h2{font-size:18px}.platform-help-body{font-size:15px}.platform-help-footer{align-items:stretch;flex-direction:column}.platform-help-actions{justify-content:space-between}.platform-help-action{flex:1;min-width:0;padding-inline:10px}.platform-help-module-list{grid-template-columns:1fr}.platform-user-name{max-width:108px}.module-placeholder,.module-sidebar,.panel{padding:16px}.my-courseware-header h2{font-size:24px}.personal-content-auth-panel{grid-template-rows:auto minmax(320px,1fr);padding:18px}.personal-content-auth-heading h2{font-size:24px}.personal-content-auth-body{padding:28px 10px}.personal-content-auth-icon{width:68px;height:68px;padding:17px}.ruippt-workbench.is-compose-stage,.ruippt-workbench.is-analysis-stage{padding:12px}.analysis-summary-banner,.analysis-block,.analysis-slide-plan{padding:16px}.analysis-actions{flex-wrap:wrap}.analysis-actions .disabled-action-tooltip,.analysis-action-button{width:100%}.slide-plan-footer{flex-direction:column;align-items:flex-start}.ruippt-compose-banner{min-height:86px;display:grid;grid-template-columns:auto minmax(0,1fr);padding:16px}.ruippt-compose-banner .compose-mode-selector{width:100%;grid-column:1 / -1;grid-template-columns:repeat(2,minmax(0,1fr));margin-left:0}.ruippt-compose-banner .compose-mode-selector button{min-width:0;padding-inline:10px}.compose-banner-icon{width:46px;height:46px}.compose-banner-copy strong,.compose-section-title{font-size:18px}.ruippt-compose-card{row-gap:18px;column-gap:0;padding:20px 16px 16px}.compose-requirement-textarea{min-height:180px;font-size:15px}.upload-dropzone{min-height:180px;padding:18px 12px}.compose-setting-row{grid-template-columns:44px minmax(0,1fr);gap:12px;padding:14px}.compose-setting-icon{width:44px;height:44px}.compose-setting-copy input{width:100%}.compose-toggle{grid-column:1 / -1;justify-content:space-between}.compose-toggle.is-icon-only{justify-content:flex-end}.compose-actions{display:grid;grid-template-columns:minmax(0,1fr);gap:10px}.compose-actions .disabled-action-tooltip{width:100%}.compose-action-button{width:100%;min-width:0}.courseware-grid{grid-template-columns:1fr}.preview-layout{grid-template-columns:minmax(0,1fr);grid-template-rows:minmax(220px,.4fr) 126px minmax(0,.6fr)}.preview-layout.preview-layout-readonly{grid-template-columns:minmax(0,1fr);grid-template-rows:minmax(220px,1fr) 142px}.preview-layout-readonly .preview-main-region{grid-column:1;grid-row:1}.preview-layout-readonly .preview-thumbnail-column{grid-column:1;grid-row:2;grid-template-columns:auto minmax(0,1fr);grid-template-rows:minmax(0,1fr);align-items:start;gap:8px}.preview-main-region{grid-column:1;grid-row:1;padding:8px}.preview-main-with-title{grid-template-rows:72px minmax(0,1fr)}.preview-title-bar{grid-template-columns:minmax(0,1fr) auto auto;gap:8px}.preview-title-bar label{grid-column:1 / -1;font-size:14px}.preview-title-bar input{min-width:0}.preview-canvas-edit{grid-template-rows:auto minmax(0,1fr)}.preview-main-panel{padding:0}.preview-thumbnail-column{grid-column:1;grid-row:2;padding:8px;background:#f2f4f7;border-top:1px solid #e5e8ed;border-right:0}.preview-thumbnail-strip{grid-auto-flow:column;grid-auto-columns:minmax(180px,70vw);padding:0;overflow-x:auto;overflow-y:hidden}.preview-control-column{grid-column:1;grid-row:3;grid-template-rows:auto minmax(0,1fr) auto;padding:8px;gap:8px;border-top:1px solid #e5e8ed;border-right:0}.preview-chat-panel,.preview-feedback-panel{padding:8px}.preview-chat-list{gap:12px;margin-left:24px}.preview-revision-status{left:-24px}.preview-chat-item:not(:last-child):before{left:-16px;bottom:-20px}.preview-chat-end{margin-left:24px}.preview-toolbar-button{padding-inline:8px}.preview-feedback-header{font-size:12px}.preview-feedback-input-row textarea{min-height:72px}}.module-frame-ruitplan-detail{grid-template-rows:minmax(0,1fr);max-width:none;padding:0;gap:0}.module-frame-ruitplan-detail .ruitplan-workspace{border:0;border-radius:0;box-shadow:none}.module-frame-ruitplan-detail .module-content,.module-frame-ruitplan-detail .ruitplan-workspace,.ruitplan-detail-page{min-height:0}.module-frame-ruitplan-detail .ruitplan-detail-page{width:100%;max-width:none;height:100%;min-height:0;padding:0}.ruitplan-detail-layout{display:grid;grid-template-columns:clamp(320px,18.75vw,360px) minmax(0,1fr);width:100%;height:100%;min-height:0;background:#f5f7fa}.is-wechat-mini-program .ruitplan-workspace{overflow-anchor:none;scroll-behavior:auto}.ruitplan-detail-layout.is-read-only{grid-template-columns:minmax(0,1fr)}.native-page-header.ruitplan-read-only-header{display:grid;grid-template-columns:minmax(210px,1fr) minmax(0,720px) minmax(210px,1fr);align-items:center;gap:14px;min-height:60px;margin-bottom:16px;padding:10px 14px;border-bottom:1px solid #d9dee7;background:#f7f8fa;box-sizing:border-box}.ruitplan-read-only-header .native-header-actions{margin-left:0;justify-self:end}.ruitplan-read-only-header .ruitplan-detail-back{align-self:center;justify-self:start}.native-page-header .ruitplan-read-only-title{min-width:0;margin:0;padding:0 12px;overflow:hidden;border:0;background:transparent;color:#17243a;font-size:21px;font-weight:750;line-height:1.35;text-align:center;text-overflow:ellipsis;white-space:nowrap}.ruitplan-read-only-header .ruitplan-read-only-action{min-width:96px;background:#3f7ef6;color:#fff}.ruitplan-read-only-header .ruitplan-read-only-action:hover{background:#2f6fe7}.ruitplan-detail-back{align-self:flex-start}.ruitplan-revision-rail.preview-control-column{color:#16324f}.ruitplan-revision-rail.preview-control-column.is-mini-program{grid-template-rows:minmax(0,1fr) auto}.ruitplan-revision-rail-toggle,.ruitplan-revision-rail-backdrop{display:none}.ruitplan-revision-rail .preview-feedback-panel{padding-top:0}.ruitplan-ppt-action img{width:22px;height:14px}.ruitplan-detail-main{display:grid;grid-template-rows:auto minmax(0,1fr);min-width:0;min-height:0;padding:18px 30px 8px;overflow:hidden;background:#eef1f5;container-type:inline-size}.ruitplan-detail-main .native-page-header{margin-bottom:16px}.ruitplan-detail-toolbar{display:grid;grid-template-columns:auto minmax(240px,460px) auto auto auto;align-items:center;justify-content:center;gap:12px;min-height:64px;margin-bottom:16px;padding:0 18px;border-bottom:1px solid #d9dee7;background:#f7f8fa}.ruitplan-detail-toolbar label{color:#17243a;font-size:15px;font-weight:700}.ruitplan-detail-toolbar input{width:100%;min-width:0;height:40px;padding:0 14px;border:1px solid #cbd5e3;border-radius:6px;outline:0;background:#fff;color:#1c2738;font:inherit;text-align:center;box-sizing:border-box}.ruitplan-detail-toolbar input:focus{border-color:#3f7ef6;box-shadow:0 0 0 3px #3f7ef624}.ruitplan-rename-command,.ruitplan-document-action{min-height:40px;border-radius:6px;white-space:nowrap}.ruitplan-rename-command{display:inline-flex;align-items:center;justify-content:center;gap:6px;min-width:90px;padding:0 16px;border:1px solid #cbd5e3;background:#fff;color:#3568bd;font:inherit;font-weight:700;cursor:pointer}.ruitplan-rename-command:hover:not(:disabled){border-color:#3f7ef6;background:#f3f7ff}.ruitplan-rename-command:disabled{background:#f2f4f7;color:#a5afbf;cursor:not-allowed}.ruitplan-detail-toolbar .ruitplan-document-action{background:#3f7ef6}.ruitplan-detail-toolbar .ruitplan-document-action:hover{background:#2f6fe7}.ruitplan-document-stage{min-width:0;min-height:0;overflow-y:auto;padding:22px 24px 8px;box-sizing:border-box}.ruitplan-document-stage.is-streaming{display:flex;flex-direction:column;overflow-anchor:none;scroll-behavior:auto}.ruitplan-document-stage.is-streaming .detail-document-paper{flex:1 0 auto;min-height:0}.ruitplan-document-note{width:min(900px,100%);margin:14px auto 0;color:#6c7688;font-size:13px;line-height:1.6;text-align:center}.ruitplan-document-bottom-anchor{height:1px}.ruitplan-detail-main .detail-document-paper{width:min(900px,100%);max-width:900px;min-height:1120px;margin:0 auto;padding:72px 78px 88px;border:0;border-radius:0;background:#fff;box-shadow:0 2px 5px #1f2e421f,0 18px 42px #1f2e421a;box-sizing:border-box}.detail-document-paper .teaching-plan-rendered-content{color:#263247;font-size:16px;line-height:1.9}.detail-document-paper .teaching-plan-rendered-content h1{margin:0 0 42px;padding:0 12px 20px;border-bottom:2px solid #4f68df;color:#15233b;font-size:28px;line-height:1.45;text-align:center}.detail-document-paper .teaching-plan-rendered-content h1 strong{color:#3d58d1}.detail-document-paper .teaching-plan-rendered-content h2{margin:44px 0 22px;padding:13px 20px;border-radius:6px;background:#4f68df;box-shadow:inset 5px 0 #2d47bd;color:#fff;font-size:22px;line-height:1.45}.detail-document-paper .teaching-plan-rendered-content h3{margin:28px 0 14px;padding:9px 13px;border-left:4px solid #4f68df;border-radius:0 4px 4px 0;background:#eef2ff;color:#233969;font-size:18px;line-height:1.5}.detail-document-paper .teaching-plan-rendered-content h4{margin:24px 0 10px;padding:0 2px 7px;border-bottom:1px solid #dbe2f2;color:#304b80;font-size:16px;line-height:1.5}.detail-document-paper .teaching-plan-rendered-content h5,.detail-document-paper .teaching-plan-rendered-content h6{margin:20px 0 8px;color:#4a5b77;font-size:15px;line-height:1.5}.detail-document-paper .teaching-plan-rendered-content p{margin:.75em 0;text-align:justify}.detail-document-paper .teaching-plan-rendered-content ul{margin:14px 0;padding:12px 18px 12px 38px;border-left:3px solid #c6d1f5;background:#f7f9ff}.detail-document-paper .teaching-plan-rendered-content ol{margin:14px 0;padding:12px 18px 12px 42px;background:#f7f9fc}.detail-document-paper .teaching-plan-rendered-content li::marker{color:#4f68df;font-weight:700}.detail-document-paper .teaching-plan-table-wrap{margin:20px 0 28px;overflow:hidden;border:1px solid #d8dfed;border-radius:6px;box-shadow:0 5px 16px #283a5912}.detail-document-paper .teaching-plan-rendered-content table{width:100%;min-width:0;margin:0;table-layout:auto}.detail-document-paper .teaching-plan-rendered-content th,.detail-document-paper .teaching-plan-rendered-content td{padding:11px 15px;border-color:#d8dfed;overflow-wrap:anywhere;white-space:normal;word-break:normal}.detail-document-paper .teaching-plan-rendered-content th{background:#e8edfb;color:#20365f;font-weight:750;text-align:center}.detail-document-paper .teaching-plan-rendered-content tbody tr:nth-child(2n){background:#f7f9fc}.detail-document-paper .teaching-plan-rendered-content tbody tr:hover{background:#f0f4ff}.detail-document-paper .teaching-plan-rendered-content blockquote{border-left-color:#4f68df;background:#f3f6ff}.detail-document-paper .teaching-plan-tool-link{display:inline;padding:2px 4px;border:0;border-radius:4px;background:#e8efff;color:#2469dc;font:inherit;line-height:inherit;text-decoration:underline;text-underline-offset:2px;cursor:pointer}@container (max-width: 700px){.ruitplan-detail-toolbar{grid-template-columns:auto minmax(0,1fr) auto;gap:8px;padding:8px 12px 12px}.ruitplan-detail-toolbar label{white-space:nowrap}.ruitplan-detail-toolbar .ruitplan-document-action{grid-row:2}.ruitplan-detail-toolbar .ruitplan-document-action:nth-last-child(2){grid-column:2}.ruitplan-detail-toolbar .ruitplan-document-action:last-child{grid-column:3}}@container (max-width: 480px){.native-page-header.ruitplan-read-only-header{grid-template-columns:auto minmax(0,1fr) auto;gap:6px;padding:8px 6px}.ruitplan-read-only-header .native-header-actions{gap:6px}.ruitplan-read-only-header .ruitplan-read-only-action{min-width:0;padding-inline:9px}.native-page-header .ruitplan-read-only-title{padding:0 2px;font-size:16px}.ruitplan-detail-toolbar{grid-template-columns:1fr 1fr}.ruitplan-detail-toolbar label,.ruitplan-detail-toolbar input,.ruitplan-detail-toolbar .ruitplan-rename-command{grid-column:1 / -1}.ruitplan-detail-toolbar .ruitplan-document-action:nth-last-child(2),.ruitplan-detail-toolbar .ruitplan-document-action:last-child{grid-column:auto;grid-row:auto}}@media(max-width:900px){.module-frame-ruitplan-detail .ruitplan-detail-page{height:auto}.ruitplan-detail-layout{grid-template-columns:minmax(0,1fr);height:auto}.ruitplan-revision-rail.preview-control-column{position:fixed;z-index:40;top:85px;left:0;bottom:0;width:min(86vw,360px);height:auto;max-height:none;grid-column:auto;grid-row:auto;transform:translate(calc(-100% - 16px));transition:transform .18s ease;border-right:1px solid #dce2ea;border-bottom:0;box-shadow:12px 0 30px #14233724}.ruitplan-revision-rail.preview-control-column.is-mobile-open{transform:translate(0)}.ruitplan-revision-rail-toggle{position:fixed;z-index:41;top:6%;left:0;display:inline-grid;place-items:center;width:30px;height:56px;padding:0;border:1px solid #d7dee8;border-left:0;border-radius:0 8px 8px 0;background:#fff;color:#315f9e;box-shadow:4px 4px 14px #1423371f;cursor:pointer;transform:translateY(-50%)}.ruitplan-revision-rail-toggle.is-open{left:min(86vw,360px);border-left:1px solid #d7dee8;border-radius:0 8px 8px 0}.ruitplan-revision-rail-backdrop{position:fixed;z-index:39;inset:85px 0 0;display:block;width:100%;height:auto;padding:0;border:0;background:#0f1c2d47;cursor:pointer}.is-wechat-mini-program .ruitplan-revision-rail.preview-control-column{top:0}.is-wechat-mini-program .ruitplan-revision-rail-toggle{transform:none}.is-wechat-mini-program .ruitplan-revision-rail-backdrop{inset:0}.ruitplan-detail-main{overflow:visible;padding:18px 14px 28px}.is-wechat-mini-program .ruitplan-detail-main{padding-bottom:0}.ruitplan-document-stage{overflow:visible;padding:16px 0 30px}.is-wechat-mini-program .ruitplan-document-stage{display:flex;flex-direction:column;min-height:calc(100vh - 18px);padding-bottom:0}.is-wechat-mini-program .ruitplan-detail-main .detail-document-paper{flex:1 0 auto;min-height:0}.ruitplan-detail-toolbar{grid-template-columns:auto minmax(180px,1fr) auto}.ruitplan-detail-toolbar .ruitplan-document-action{grid-row:2}.ruitplan-detail-toolbar .ruitplan-document-action:nth-last-child(2){grid-column:2}.ruitplan-detail-toolbar .ruitplan-document-action:last-child{grid-column:3}}@media(max-width:640px){.ruitplan-detail-toolbar{grid-template-columns:1fr 1fr;gap:8px;padding:12px 0 16px}.ruitplan-detail-toolbar label,.ruitplan-detail-toolbar input,.ruitplan-detail-toolbar .ruitplan-rename-command{grid-column:1 / -1}.ruitplan-detail-toolbar .ruitplan-document-action:nth-last-child(2),.ruitplan-detail-toolbar .ruitplan-document-action:last-child{grid-column:auto;grid-row:auto}.ruitplan-detail-main .detail-document-paper{min-height:720px;padding:44px 26px 58px}.detail-document-paper .teaching-plan-rendered-content{font-size:15px}.detail-document-paper .teaching-plan-rendered-content h1{margin-bottom:30px;padding:0 4px 15px;font-size:24px}.detail-document-paper .teaching-plan-rendered-content h2{margin-top:34px;padding:11px 14px;font-size:19px}.detail-document-paper .teaching-plan-rendered-content h3{font-size:17px}.detail-document-paper .teaching-plan-rendered-content th,.detail-document-paper .teaching-plan-rendered-content td{padding:9px 6px}}.native-workspace{width:100%;min-width:0;min-height:calc(100vh - 72px);background:#f5f7f8;color:#172127}.ruitplan-workspace.native-workspace{height:100%;min-height:0;overflow-y:auto;overflow-x:hidden;overscroll-behavior:contain;scrollbar-gutter:stable}.ruitplan-workspace.native-workspace.is-list-mode{border:0;border-radius:0;background:transparent;box-shadow:none;scrollbar-gutter:auto}.native-module-page{width:min(1180px,100%);min-height:calc(100vh - 72px);margin:0 auto;padding:28px 30px 42px;box-sizing:border-box}.ruitplan-list-page{width:100%;max-width:none}.ruitplan-refresh-button{min-width:88px}.native-page-header{display:flex;align-items:center;gap:14px;min-height:64px;margin-bottom:24px}.native-page-header.compact{align-items:flex-start}.native-page-header h1{margin:0 0 5px;font-size:24px;line-height:1.25;letter-spacing:0}.native-page-header p{margin:0;color:#66737a;font-size:14px}.native-header-actions{margin-left:auto;display:flex;gap:10px}.push{margin-left:auto}.primary-command,.secondary-command,.icon-command,.text-link{display:inline-flex;align-items:center;justify-content:center;gap:7px;border:0;font:inherit;cursor:pointer;text-decoration:none;box-sizing:border-box}.primary-command{min-height:40px;padding:0 16px;background:#177f66;color:#fff;border-radius:6px;font-weight:650}.primary-command:hover{background:#116b56}.primary-command:disabled,.secondary-command:disabled{opacity:.5;cursor:not-allowed}.secondary-command{min-height:38px;padding:0 14px;color:#2f4148;background:#fff;border:1px solid #d6dde0;border-radius:6px}.icon-command{width:40px;height:40px;color:#4b5b62;background:#fff;border:1px solid #d6dde0;border-radius:6px;flex:0 0 auto}.icon-command.danger{color:#b33a3a}.wide{width:100%}.text-link{color:#177f66;background:none}.native-loading,.native-empty-state{display:flex;align-items:center;justify-content:center;gap:10px;min-height:300px;color:#647178}.native-empty-state{flex-direction:column;text-align:center}.native-empty-state h3{margin:6px 0 0;color:#223037}.native-empty-state p{margin:0 0 10px}.native-alert{padding:11px 13px;color:#8a2929;background:#fff1f1;border:1px solid #efcccc;border-radius:6px;font-size:14px}.ruitplan-list-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(338px,1fr));gap:14px;align-items:stretch}.ruitplan-create-card,.ruitplan-resource-card{min-width:0;min-height:156px;border:1px solid #dbe5f0;border-radius:8px;background:#fff;box-shadow:0 8px 22px #2b548f0f}.ruitplan-create-card{display:grid;place-items:center;align-content:center;gap:8px;padding:18px;border-style:dashed;border-color:#79a9e9;color:#2d73d4;cursor:pointer;font:inherit;font-weight:500;transition:border-color .16s ease,box-shadow .16s ease,transform .16s ease}.ruitplan-create-icon{width:34px;height:34px}.ruitplan-resource-card{position:relative;display:flex;flex-direction:column;overflow:hidden;border-color:#dce7f4;transition:box-shadow .16s ease,transform .16s ease}.ruitplan-resource-card:before{content:"";position:absolute;z-index:1;top:0;right:0;left:0;height:3px;background:#4b8ee8}.ruitplan-create-card:hover,.ruitplan-resource-card:hover,.ruitplan-resource-card:focus-within{transform:translateY(-2px);box-shadow:0 12px 28px #2b548f1a}.ruitplan-create-card:focus-visible,.ruitplan-card-main:focus-visible,.ruitplan-card-action:focus-visible{outline:2px solid #4b8ee8;outline-offset:2px}.ruitplan-card-main{display:flex;flex:1;flex-direction:column;justify-content:space-between;min-width:0;padding:18px;border:0;background:transparent;color:inherit;text-align:left;cursor:pointer}.ruitplan-card-heading,.ruitplan-card-meta{display:block;min-width:0}.ruitplan-title-row{display:flex;align-items:center;gap:8px;min-width:0;margin-bottom:12px}.ruitplan-card-title{min-width:0;overflow:hidden;color:#236dd8;font-size:18px;font-weight:600;line-height:1.3;text-overflow:ellipsis;white-space:nowrap}.ruitplan-private-badge{display:inline-grid;flex:0 0 auto;place-items:center;width:24px;height:24px;border-radius:4px;background:#b42318;color:#fff;font-size:13px;font-weight:700}.ruitplan-subject-line{display:flex;align-items:center;gap:6px;margin:0;color:#ff9800;font-size:13px;font-weight:500;line-height:1.5;opacity:.9}.ruitplan-card-meta{display:flex;flex-direction:column;align-items:flex-start;gap:6px;margin-top:16px;color:#6d8095;font-size:13px;white-space:nowrap}.ruitplan-card-meta-row{display:flex;align-items:center;gap:6px}.ruitplan-meta-icon{width:14px;height:14px;padding:2px;border-radius:50%;background:#4b8ee8;color:#fff}.ruitplan-card-actions{position:absolute;z-index:3;inset:3px 0 0;display:grid;align-content:center;gap:8px;padding:42px 44px 18px;background:#bad5f3db;-webkit-backdrop-filter:blur(2px);backdrop-filter:blur(2px);opacity:0;pointer-events:none;transform:translateY(4px);transition:opacity .16s ease,transform .16s ease}.ruitplan-resource-card.is-actions-open .ruitplan-card-actions{opacity:1;pointer-events:auto;transform:translateY(0)}@media(hover:hover)and (pointer:fine){.ruitplan-resource-card:hover .ruitplan-card-actions,.ruitplan-resource-card:focus-within .ruitplan-card-actions{opacity:1;pointer-events:auto;transform:translateY(0)}}.ruitplan-card-action-secondary{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:8px}.ruitplan-card-action{display:inline-flex;align-items:center;justify-content:center;gap:7px;min-height:34px;width:100%;padding:6px 12px;border:0;border-radius:6px;background:#eef4fa;color:#38536e;cursor:pointer;font:inherit;font-size:13px;font-weight:600}.ruitplan-card-action.primary{background:#2f78df;color:#fff}.ruitplan-card-action.danger{background:#fff0ee;color:#bb2c24}.ruitplan-card-action:disabled{cursor:not-allowed;opacity:.5}.teaching-plan-editor-grid{display:grid;grid-template-columns:350px minmax(0,1fr);gap:20px;align-items:stretch}.ruitplan-compose-page{width:min(940px,100%);padding-top:18px}.ruitplan-compose-welcome{display:flex;align-items:center;gap:12px;margin-bottom:12px;padding:15px 18px;border-radius:8px;background:#3f7ef6;color:#fff}.ruitplan-compose-welcome>span{display:grid;place-items:center;width:34px;height:34px;border:1px solid rgba(255,255,255,.45);border-radius:6px;flex:0 0 auto}.ruitplan-compose-welcome h1{margin:0 0 4px;font-size:18px;line-height:1.25}.ruitplan-compose-welcome p{margin:0;font-size:13px;opacity:.92}.ruitplan-compose-form{padding:24px 28px;border:1px solid #dce5ef;border-radius:8px;background:#fff;box-shadow:0 8px 24px #32537d0f}.ruitplan-curriculum-picker{padding-bottom:22px;border-bottom:1px solid #dce5ef}.ruitplan-curriculum-header{display:flex;align-items:flex-start;justify-content:space-between;gap:16px}.ruitplan-curriculum-header h2,.ruitplan-compose-section h2{position:relative;margin:0;color:#172840;font-size:18px;line-height:1.4}.ruitplan-curriculum-header h2:before,.ruitplan-compose-section>h2:before,.ruitplan-section-title-row>h2:before{content:"";position:absolute;top:3px;bottom:3px;left:-14px;width:3px;border-radius:2px;background:#3f7ef6}.ruitplan-curriculum-header p{margin:5px 0 0;color:#2f76e3;font-size:12px}.ruitplan-curriculum-header>button,.ruitplan-template-buttons button{min-height:32px;padding:0 13px;border:1px solid #cbd9ea;border-radius:5px;background:#fff;color:#334a65;cursor:pointer;font:inherit;font-size:12px}.ruitplan-curriculum-dialog-backdrop{position:fixed;inset:0;z-index:1000;display:grid;place-items:center;padding:24px;background:#0f172a6b}.ruitplan-curriculum-dialog{width:min(920px,100%);max-height:min(760px,calc(100vh - 48px));overflow:auto;border-radius:8px;background:#fff;box-shadow:0 18px 56px #0f172a38}.ruitplan-curriculum-dialog-header{padding:20px 24px 14px;border-bottom:1px solid #dce5ef}.ruitplan-curriculum-dialog-header h2{margin:0;color:#172840;font-size:20px;line-height:1.4}.ruitplan-curriculum-dialog .ruitplan-curriculum-body{margin-top:0;padding:20px 24px}.ruitplan-curriculum-required-mark{margin-left:3px;color:#dc2626}.ruitplan-curriculum-dialog-actions{display:flex;justify-content:flex-end;gap:10px;padding:14px 24px 20px;border-top:1px solid #dce5ef}.ruitplan-curriculum-dialog-actions button{min-width:88px;height:38px;border:1px solid #cbd5e1;border-radius:6px;background:#fff;color:#334155;cursor:pointer;font:inherit}.ruitplan-curriculum-dialog-actions button.is-primary{border-color:#3f7ef6;background:#3f7ef6;color:#fff}.ruitplan-curriculum-dialog-actions button:disabled{border-color:#dbe3ef;background:#e8edf4;color:#94a3b8;cursor:not-allowed}.ruitplan-curriculum-body{display:flex;flex-direction:column;gap:12px;margin-top:20px}.ruitplan-curriculum-row{display:grid;grid-template-columns:90px minmax(0,1fr);align-items:start;gap:12px}.ruitplan-curriculum-row>strong{padding-top:8px;color:#263c55;font-size:13px}.ruitplan-curriculum-options{display:flex;flex-wrap:wrap;gap:8px}.ruitplan-curriculum-options button{min-width:68px;min-height:34px;padding:6px 12px;border:1px solid #cbd9ea;border-radius:5px;background:#fff;color:#233b55;cursor:pointer;font:inherit;font-size:13px}.ruitplan-curriculum-options button:hover,.ruitplan-curriculum-options button.is-selected{border-color:#77a6f8;background:#eaf2ff;color:#2469dc;font-weight:650}.ruitplan-curriculum-empty{padding:8px 0;color:#8290a0;font-size:13px}.ruitplan-curriculum-cascade{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px;margin-top:4px}.ruitplan-curriculum-cascade>section{min-width:0;height:244px;overflow:hidden;border:1px solid #cbd9ea;border-radius:5px}.ruitplan-curriculum-cascade h3{margin:0;padding:11px 14px;border-bottom:1px solid #dce5ef;background:#f7f9fc;color:#263c55;font-size:13px}.ruitplan-curriculum-cascade .ruitplan-curriculum-options{display:flex;flex-direction:column;flex-wrap:nowrap;height:198px;gap:2px;overflow-y:auto;padding:8px}.ruitplan-curriculum-cascade .ruitplan-curriculum-options button{width:100%;min-height:34px;border-color:transparent;text-align:left}.ruitplan-curriculum-cascade .ruitplan-curriculum-empty{display:block;padding:18px 14px}.ruitplan-compose-section{margin-top:24px}.ruitplan-section-title-row{display:flex;align-items:center;gap:12px;margin-bottom:12px}.ruitplan-section-title-row>span{margin-left:6px;color:#718298;font-size:12px}.ruitplan-template-buttons{display:flex;flex-wrap:wrap;gap:8px}.ruitplan-template-buttons button:hover{border-color:#77a6f8;color:#2469dc}.ruitplan-template-notice{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-top:8px;color:#58708c;font-size:12px}.ruitplan-template-notice button{padding:3px 7px;border:0;background:transparent;color:#2469dc;cursor:pointer;font:inherit;font-weight:650}.ruitplan-compose-section textarea{width:100%;min-height:92px;padding:14px;border:1px solid #bfd0e5;border-radius:6px;box-sizing:border-box;color:#20354e;font:inherit;line-height:1.6;resize:vertical}.ruitplan-upload-zone{display:grid;place-items:center;align-content:center;gap:10px;width:100%;min-height:132px;margin-top:14px;border:1px dashed #bcd0ea;border-radius:6px;background:#fbfcfe;color:#8190a4;cursor:pointer;font:inherit}.ruitplan-upload-zone svg{width:34px;height:34px;padding:8px;border-radius:6px;background:#3f7ef6;color:#fff}.ruitplan-upload-file{display:flex;align-items:center;gap:14px;margin-top:14px;padding:16px;border:1px solid #bcd0ea;border-radius:6px;background:#f7faff}.ruitplan-upload-file>div{flex:1;min-width:0}.ruitplan-upload-file strong,.ruitplan-upload-file span{display:block;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.ruitplan-upload-file span{margin-top:4px;color:#73849a;font-size:12px}.ruitplan-materials-toggle{display:inline-flex;align-items:center;gap:8px;margin-top:22px;color:#263c55;font-size:13px}.ruitplan-materials-toggle input{width:16px;height:16px;accent-color:#3f7ef6}.ruitplan-compose-actions{display:flex;justify-content:center;gap:12px;margin-top:28px}.ruitplan-compose-actions .primary-command,.ruitplan-compose-actions .secondary-command{min-width:168px}.document-preview{background:#fff;border:1px solid #dce3e5;border-radius:8px}.document-preview{position:relative;min-height:620px;padding:54px 58px}.document-preview-label{position:absolute;top:18px;left:22px;color:#849097;font-size:12px}.document-placeholder{height:100%;display:grid;place-content:center;justify-items:center;color:#859198}.teaching-plan-rendered-content{color:#172235;font-size:15px;line-height:1.85;overflow-wrap:anywhere}.teaching-plan-rendered-content h1,.teaching-plan-rendered-content h2,.teaching-plan-rendered-content h3,.teaching-plan-rendered-content h4,.teaching-plan-rendered-content h5,.teaching-plan-rendered-content h6{margin:1.35em 0 .55em;color:#101c2d;line-height:1.45;letter-spacing:0}.teaching-plan-rendered-content h1:first-child,.teaching-plan-rendered-content h2:first-child,.teaching-plan-rendered-content h3:first-child{margin-top:0}.teaching-plan-rendered-content h1{font-size:24px;text-align:center}.teaching-plan-rendered-content h2{font-size:20px}.teaching-plan-rendered-content h3{font-size:17px}.teaching-plan-rendered-content h4,.teaching-plan-rendered-content h5,.teaching-plan-rendered-content h6{font-size:15px}.teaching-plan-rendered-content p{margin:.65em 0}.teaching-plan-rendered-content ul,.teaching-plan-rendered-content ol{margin:.65em 0;padding-left:1.7em}.teaching-plan-rendered-content li+li{margin-top:.25em}.teaching-plan-rendered-content blockquote{margin:1em 0;padding:8px 14px;border-left:3px solid #72a0e8;background:#f5f8fc;color:#40546d}.teaching-plan-rendered-content pre{overflow-x:auto;margin:1em 0;padding:14px;border:1px solid #dce3ec;border-radius:6px;background:#f7f9fc;white-space:pre}.teaching-plan-rendered-content code{font-family:Consolas,Courier New,monospace}.teaching-plan-rendered-content .katex-display{margin:14px 0;overflow-x:auto;overflow-y:hidden}.teaching-plan-rendered-content a{color:#2469dc;text-underline-offset:2px}.teaching-plan-table-wrap{overflow-x:auto;margin:16px 0}.teaching-plan-rendered-content table{width:100%;min-width:520px;border-collapse:collapse}.teaching-plan-rendered-content th,.teaching-plan-rendered-content td{padding:9px 12px;border:1px solid #d7dee8;text-align:left;vertical-align:top}.teaching-plan-rendered-content th{background:#f4f7fb;font-weight:650}.detail-document{max-width:860px;margin:0 auto;min-height:540px}.spin{animation:native-spin .9s linear infinite}@keyframes native-spin{to{transform:rotate(360deg)}}@media(max-width:900px){.ruitplan-list-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.teaching-plan-editor-grid{grid-template-columns:1fr}}@media(max-width:640px){.ruitplan-curriculum-dialog-backdrop{align-items:end;padding:12px}.ruitplan-curriculum-dialog{max-height:calc(100vh - 24px)}.ruitplan-curriculum-dialog-header,.ruitplan-curriculum-dialog .ruitplan-curriculum-body,.ruitplan-curriculum-dialog-actions{padding-left:16px;padding-right:16px}.native-module-page{padding:18px 14px 30px}.native-page-header{align-items:flex-start;flex-wrap:wrap}.native-header-actions,.native-page-header .push{margin-left:0}.document-preview{min-height:480px;padding:52px 22px 28px}.ruitplan-compose-page{padding:10px}.ruitplan-compose-welcome{align-items:flex-start;padding:14px}.ruitplan-compose-form{padding:20px 18px}.ruitplan-curriculum-row{grid-template-columns:1fr;gap:6px}.ruitplan-curriculum-cascade{grid-template-columns:1fr}.ruitplan-section-title-row{align-items:flex-start;flex-wrap:wrap}.ruitplan-section-title-row>span{margin-left:0}.ruitplan-template-buttons{width:100%}.ruitplan-compose-actions{display:grid;grid-template-columns:1fr}.ruitplan-list-grid{grid-template-columns:1fr}}.module-frame-ruitplan.module-frame-without-sidebar{max-width:none;padding:0;gap:0}.module-frame-ruitplan.module-frame-without-sidebar .ruitplan-workspace{border:0;border-radius:0;box-shadow:none}.ruitplan-compose-welcome{min-height:72px;gap:14px;margin-bottom:8px;padding:14px 20px;background:#3b7fff;overflow:hidden}.ruitplan-compose-welcome>span{width:44px;height:44px;border-color:#ffffff38;border-radius:8px;background:#ffffff24}.ruitplan-compose-welcome h1{font-size:20px}.ruitplan-compose-welcome p{color:#ffffffc7;font-size:15px;line-height:1.45;opacity:1}.ruitplan-compose-form{padding:16px 24px 14px;border:1px solid #e5e7eb;box-shadow:0 8px 22px #1f2a4412}.ruitplan-curriculum-picker{min-width:0;display:grid;gap:18px;padding:0 0 22px;border-bottom-color:#e5e9f0}.ruitplan-curriculum-header{gap:20px}.ruitplan-curriculum-header h2,.ruitplan-compose-section h2{padding-left:20px;color:#202938;font-size:20px}.ruitplan-curriculum-header h2:before,.ruitplan-compose-section>h2:before,.ruitplan-section-title-row>h2:before{top:50%;bottom:auto;left:0;width:5px;height:20px;border-radius:3px;background:#6366f1;transform:translateY(-50%)}.ruitplan-curriculum-header p{margin-top:7px;color:#3b7fff;font-size:14px;line-height:1.5}.ruitplan-curriculum-header .ruitplan-section-description{color:#64748b}.ruitplan-curriculum-header>button{min-height:34px;padding:0 10px;border-color:#dbe3ef;border-radius:6px;color:#526074;font-size:13px;white-space:nowrap}.ruitplan-curriculum-row>strong,.ruitplan-curriculum-options button,.ruitplan-curriculum-empty,.ruitplan-curriculum-cascade h3{font-size:14px}.ruitplan-curriculum-body{gap:16px}.ruitplan-curriculum-row{grid-template-columns:84px minmax(0,1fr)}.ruitplan-curriculum-row>strong{color:#4b5565;font-weight:600;line-height:22px}.ruitplan-curriculum-options button{min-width:76px;min-height:38px;padding:7px 14px;border-color:#dbe3ef;border-radius:6px;color:#374151;font-weight:500;line-height:1.45}.ruitplan-curriculum-options button:hover,.ruitplan-curriculum-options button.is-selected{border-color:#a8c7ff;background:#eaf2ff;color:#2868dc;font-weight:600}.ruitplan-curriculum-cascade{gap:16px;margin-top:0}.ruitplan-curriculum-cascade>section{height:auto;min-height:132px;max-height:236px;overflow-y:auto;border-color:#dfe5ee;border-radius:6px}.ruitplan-curriculum-cascade h3{position:sticky;top:0;z-index:1;border-bottom-color:#e8ecf2;background:#f8fafc;color:#4b5565;font-weight:600}.ruitplan-curriculum-cascade .ruitplan-curriculum-options{height:auto;min-height:0;gap:4px}.ruitplan-curriculum-cascade .ruitplan-curriculum-options button{min-height:38px;padding:8px 10px;border:0}.ruitplan-curriculum-empty{color:#8996a9;line-height:1.5}.ruitplan-compose-section{margin-top:12px}.ruitplan-section-title-row{gap:12px;margin-bottom:8px}.ruitplan-section-description{margin:0 0 8px;color:#64748b;font-size:14px;line-height:1.6}.ruitplan-compose-section>h2+.ruitplan-section-description{margin-top:8px}.ruitplan-template-row{display:flex;align-items:center;flex-wrap:wrap;gap:8px;margin-bottom:8px}.ruitplan-template-row>span,.ruitplan-template-buttons button,.ruitplan-template-notice,.ruitplan-upload-file span,.ruitplan-materials-toggle{font-size:14px}.ruitplan-materials-status{margin:18px 0 0;color:#64748b;font-size:14px}.ruitplan-materials-status.is-unavailable{color:#b45309}.ruitplan-template-row>span{color:#64748b}.ruitplan-template-notice{transition:opacity .5s ease,transform .5s ease}.ruitplan-template-notice.is-leaving{opacity:0;transform:translateY(-4px)}.ruitplan-compose-section textarea{min-height:112px;padding:12px 14px;border:1px solid #dce5f1;border-radius:8px;background:#fff;color:#253247;font-size:16px;line-height:1.6;box-shadow:0 2px 5px #1f2a440a}.ruitplan-upload-zone{min-height:96px;margin-top:8px;padding:14px;border:1px dashed #dbe3ef;border-radius:8px;background:#fafbfc;color:#a3adbd;font-size:16px;line-height:1.45}.ruitplan-upload-zone svg{width:44px;height:44px;padding:11px;border-radius:8px;background:#3b7fff;color:#fff;box-shadow:0 6px 14px #3b7fff33}.ruitplan-template-dialog-overlay{position:fixed;inset:0;z-index:1000001;display:grid;place-items:center;padding:16px;background:#0f172a94;-webkit-backdrop-filter:blur(2px);backdrop-filter:blur(2px)}.ruitplan-template-dialog{width:min(400px,100%);overflow:hidden;border-radius:12px;background:#fff;box-shadow:0 20px 60px #0f172a4d}.ruitplan-template-dialog header{display:flex;align-items:center;gap:10px;padding:22px 24px 16px;border-bottom:1px solid #e5e7eb}.ruitplan-template-dialog header svg{flex:0 0 auto;color:#111827;fill:#fde047}.ruitplan-template-dialog h3{margin:0;color:#dc2626;font-size:20px;line-height:1.4}.ruitplan-template-dialog p{margin:0;padding:18px 24px;color:#374151;font-size:16px;line-height:1.6}.ruitplan-template-dialog footer{display:flex;justify-content:flex-end;gap:12px;padding:14px 24px 24px}.ruitplan-template-dialog footer button{min-width:80px;min-height:40px;padding:8px 18px;border:0;border-radius:8px;background:#f3f4f6;color:#374151;font:inherit;font-weight:600;cursor:pointer}.ruitplan-template-dialog footer button.is-confirm{background:#dc2626;color:#fff}.ruitplan-template-dialog footer button:hover{background:#e5e7eb}.ruitplan-template-dialog footer button.is-confirm:hover{background:#b91c1c}.ruitplan-upload-file strong{font-size:16px}.ruitplan-compose-actions .primary-command,.ruitplan-compose-actions .secondary-command{height:44px;padding:0 22px;border-radius:8px;font-size:17px;font-weight:600}.ruitplan-compose-actions{gap:16px;margin-top:12px}.ruitplan-compose-actions .secondary-command{min-width:182px;border-color:#e0e5ed;background:#fff;color:#374151}.ruitplan-generate-button{min-width:270px;max-width:100%;height:44px;padding:0 22px;gap:9px;border:1px solid #3b7fff;border-radius:8px;font-size:17px;font-weight:600}.primary-command.ruitplan-generate-button{border-color:#3b7fff;background:#3b7fff;color:#fff;box-shadow:0 5px 12px #3b7fff42}.primary-command.ruitplan-generate-button:hover:not(:disabled){border-color:#2f6fe7;background:#2f6fe7}.ruitplan-generate-button:focus-visible{outline:2px solid #3b7fff;outline-offset:2px}.primary-command.ruitplan-generate-button:disabled{background:#3b7fff}@media(max-width:640px){.ruitplan-compose-welcome{align-items:flex-start;padding:14px}.ruitplan-compose-form{padding:16px}.ruitplan-curriculum-header{gap:8px}.ruitplan-curriculum-header>button{padding-inline:8px;font-size:12px}.ruitplan-curriculum-row{grid-template-columns:minmax(0,1fr);gap:4px}.ruitplan-curriculum-row>strong{padding-top:0}.ruitplan-generate-button{width:100%;min-width:0}.ruitplan-compose-actions .disabled-action-tooltip{width:100%}}
