:root{--yx-color-bg:#f0eee5;--yx-color-bg-subtle:#e4e1d4;--yx-color-bg-elevated:#fffefb;--yx-color-text:#272b33;--yx-color-text-muted:#5a6272;--yx-color-border:#d6d1c0;--yx-color-border-strong:#beb8a2;--yx-color-primary:#3a58c5;--yx-color-primary-hover:#2d47ad;--yx-color-primary-subtle:#e2e8f6;--yx-color-on-primary:#fff;--yx-color-success:#2e8b57;--yx-color-success-subtle:#e2f0e6;--yx-color-danger:#c2453a;--yx-color-danger-subtle:#f8e8e5;--yx-color-warning:#b96a1d;--yx-color-warning-subtle:#f5ecda;--yx-color-info:#2f7fb8;--yx-color-info-subtle:#e0edf5;--yx-spacing-1:4px;--yx-spacing-2:8px;--yx-spacing-3:12px;--yx-spacing-4:16px;--yx-spacing-5:24px;--yx-spacing-6:32px;--yx-spacing-7:48px;--yx-spacing-8:64px;--yx-spacing-9:96px;--yx-font-size-xs:12px;--yx-font-size-sm:14px;--yx-font-size-base:16px;--yx-font-size-lg:18px;--yx-font-size-xl:20px;--yx-font-size-xxl:24px;--yx-line-height-ui:1.6;--yx-line-height-question:1.75;--yx-radius-sm:6px;--yx-radius-md:8px;--yx-radius-lg:10px;--yx-z-sticky:100;--yx-z-drawer:1000;--yx-z-modal:1100;--yx-z-toast:1200;--yx-motion-fast:.12s;--yx-motion-base:.2s;--yx-motion-slow:.32s}@media (prefers-color-scheme:dark){:root:not([data-theme=light]){--yx-color-bg:#15171c;--yx-color-bg-subtle:#1c1f25;--yx-color-bg-elevated:#22262d;--yx-color-text:#dde1e8;--yx-color-text-muted:#9aa1ae;--yx-color-border:#323742;--yx-color-border-strong:#454c5a;--yx-color-primary:#8598f2;--yx-color-primary-hover:#9bacff;--yx-color-primary-subtle:#232b45;--yx-color-on-primary:#12141a;--yx-color-success:#5fc47f;--yx-color-success-subtle:#16261c;--yx-color-danger:#ef7b6d;--yx-color-danger-subtle:#2f1b19;--yx-color-warning:#e6a355;--yx-color-warning-subtle:#2b2013;--yx-color-info:#6db6e0;--yx-color-info-subtle:#14242e}}[data-theme=dark]{--yx-color-bg:#15171c;--yx-color-bg-subtle:#1c1f25;--yx-color-bg-elevated:#22262d;--yx-color-text:#dde1e8;--yx-color-text-muted:#9aa1ae;--yx-color-border:#323742;--yx-color-border-strong:#454c5a;--yx-color-primary:#8598f2;--yx-color-primary-hover:#9bacff;--yx-color-primary-subtle:#232b45;--yx-color-on-primary:#12141a;--yx-color-success:#5fc47f;--yx-color-success-subtle:#16261c;--yx-color-danger:#ef7b6d;--yx-color-danger-subtle:#2f1b19;--yx-color-warning:#e6a355;--yx-color-warning-subtle:#2b2013;--yx-color-info:#6db6e0;--yx-color-info-subtle:#14242e}
@font-face{font-display:block;font-family:KaTeX_AMS;font-style:normal;font-weight:400;src:url(../media/KaTeX_AMS-Regular.25ieegmnh38ts.woff2)format("woff2"),url(../media/KaTeX_AMS-Regular.10y3kupq4t663.woff)format("woff"),url(../media/KaTeX_AMS-Regular.418dr7cz3fo2x.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Caligraphic;font-style:normal;font-weight:700;src:url(../media/KaTeX_Caligraphic-Bold.06b-ya9t43ioz.woff2)format("woff2"),url(../media/KaTeX_Caligraphic-Bold.2vmk2hva4ctha.woff)format("woff"),url(../media/KaTeX_Caligraphic-Bold.40ltxhe834pns.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Caligraphic;font-style:normal;font-weight:400;src:url(../media/KaTeX_Caligraphic-Regular.2eph4dlhid_m9.woff2)format("woff2"),url(../media/KaTeX_Caligraphic-Regular.3gxeetazf831f.woff)format("woff"),url(../media/KaTeX_Caligraphic-Regular.07-7u27-nhn_r.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Fraktur;font-style:normal;font-weight:700;src:url(../media/KaTeX_Fraktur-Bold.2sasz-d-jtw8y.woff2)format("woff2"),url(../media/KaTeX_Fraktur-Bold.1alcy76__wdj2.woff)format("woff"),url(../media/KaTeX_Fraktur-Bold.19yqa_tc9d_gx.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Fraktur;font-style:normal;font-weight:400;src:url(../media/KaTeX_Fraktur-Regular.2d10y4xmjvzlf.woff2)format("woff2"),url(../media/KaTeX_Fraktur-Regular.110oo81prr9n5.woff)format("woff"),url(../media/KaTeX_Fraktur-Regular.2qhy34r6a05dn.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Main;font-style:normal;font-weight:700;src:url(../media/KaTeX_Main-Bold.3-rowy8o6_4ky.woff2)format("woff2"),url(../media/KaTeX_Main-Bold.0v1esh257kqpe.woff)format("woff"),url(../media/KaTeX_Main-Bold.0us_n0tnxlxu7.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Main;font-style:italic;font-weight:700;src:url(../media/KaTeX_Main-BoldItalic.14r2naom8mrec.woff2)format("woff2"),url(../media/KaTeX_Main-BoldItalic.13355ck5zr48q.woff)format("woff"),url(../media/KaTeX_Main-BoldItalic.3x_u9cepaced0.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Main;font-style:italic;font-weight:400;src:url(../media/KaTeX_Main-Italic.0lig0v9j0700p.woff2)format("woff2"),url(../media/KaTeX_Main-Italic.0afv392dj4w59.woff)format("woff"),url(../media/KaTeX_Main-Italic.2hkw3230mfwcv.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Main;font-style:normal;font-weight:400;src:url(../media/KaTeX_Main-Regular.1ryvsdzh2w1_e.woff2)format("woff2"),url(../media/KaTeX_Main-Regular.15u8r3b2y7fv4.woff)format("woff"),url(../media/KaTeX_Main-Regular.0symfa7dqj6jd.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Math;font-style:italic;font-weight:700;src:url(../media/KaTeX_Math-BoldItalic.1oopuu636h4il.woff2)format("woff2"),url(../media/KaTeX_Math-BoldItalic.12pl58orkw9rg.woff)format("woff"),url(../media/KaTeX_Math-BoldItalic.0y5w36a5aq__2.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Math;font-style:italic;font-weight:400;src:url(../media/KaTeX_Math-Italic.32405s1aq8vas.woff2)format("woff2"),url(../media/KaTeX_Math-Italic.0w0b1ugh62cfr.woff)format("woff"),url(../media/KaTeX_Math-Italic.2vkekfblmz5nb.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_SansSerif;font-style:normal;font-weight:700;src:url(../media/KaTeX_SansSerif-Bold.0h3wi2z_eouyg.woff2)format("woff2"),url(../media/KaTeX_SansSerif-Bold.1ovw5p-yjp56g.woff)format("woff"),url(../media/KaTeX_SansSerif-Bold.2d03q85pwxpti.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_SansSerif;font-style:italic;font-weight:400;src:url(../media/KaTeX_SansSerif-Italic.0wkjc4dm2kcit.woff2)format("woff2"),url(../media/KaTeX_SansSerif-Italic.1qavw__2zz8gk.woff)format("woff"),url(../media/KaTeX_SansSerif-Italic.3i-q087b23-m8.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_SansSerif;font-style:normal;font-weight:400;src:url(../media/KaTeX_SansSerif-Regular.2peiewu59z3d-.woff2)format("woff2"),url(../media/KaTeX_SansSerif-Regular.1i4afx8nk8n4r.woff)format("woff"),url(../media/KaTeX_SansSerif-Regular.31pbu25feko_c.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Script;font-style:normal;font-weight:400;src:url(../media/KaTeX_Script-Regular.11h14300o9pd0.woff2)format("woff2"),url(../media/KaTeX_Script-Regular.3110jb9c-bxna.woff)format("woff"),url(../media/KaTeX_Script-Regular.28p_x7iz71ofe.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Size1;font-style:normal;font-weight:400;src:url(../media/KaTeX_Size1-Regular.03lhvx36ekcou.woff2)format("woff2"),url(../media/KaTeX_Size1-Regular.1slf4bh0hc6vm.woff)format("woff"),url(../media/KaTeX_Size1-Regular.1y57-ck23ey8c.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Size2;font-style:normal;font-weight:400;src:url(../media/KaTeX_Size2-Regular.14s5gg-puz6h-.woff2)format("woff2"),url(../media/KaTeX_Size2-Regular.0-kwyvx03omo8.woff)format("woff"),url(../media/KaTeX_Size2-Regular.2u0s-b07k2o9m.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Size3;font-style:normal;font-weight:400;src:url(../media/KaTeX_Size3-Regular.1n1rgzz84z8r9.woff2)format("woff2"),url(../media/KaTeX_Size3-Regular.04o9a_02gu_e8.woff)format("woff"),url(../media/KaTeX_Size3-Regular.1pkn-dge4q0fv.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Size4;font-style:normal;font-weight:400;src:url(../media/KaTeX_Size4-Regular.2sgotkdv3dcyv.woff2)format("woff2"),url(../media/KaTeX_Size4-Regular.3p2r1l7xmebxv.woff)format("woff"),url(../media/KaTeX_Size4-Regular.2uelkfk2yna5e.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Typewriter;font-style:normal;font-weight:400;src:url(../media/KaTeX_Typewriter-Regular.11gr2d2wuwz77.woff2)format("woff2"),url(../media/KaTeX_Typewriter-Regular.12f8myjij3617.woff)format("woff"),url(../media/KaTeX_Typewriter-Regular.3nee9kjfy6nm8.ttf)format("truetype")}.katex{text-indent:0;text-rendering:auto;font:1.21em/1.2 KaTeX_Main,Times New Roman,serif;position:relative}.katex *{border-color:currentColor;-ms-high-contrast-adjust:none!important}.katex .katex-version:after{content:"0.16.47"}.katex .katex-mathml{clip-path:inset(50%);border:0;width:1px;height:1px;padding:0;position:absolute;overflow:hidden}.katex .katex-html>.newline{display:block}.katex .base{white-space:nowrap;width:min-content;position:relative}.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;table-layout:fixed;display:inline-table}.katex .vlist-r{display:table-row}.katex .vlist{vertical-align:bottom;display:table-cell;position:relative}.katex .vlist>span{height:0;display:block;position:relative}.katex .vlist>span>span{display:inline-block}.katex .vlist>span>.pstrut{width:0;overflow:hidden}.katex .vlist-t2{margin-right:-2px}.katex .vlist-s{vertical-align:bottom;width:2px;min-width:2px;font-size:1px;display:table-cell}.katex .vbox{flex-direction:column;align-items:baseline;display:inline-flex}.katex .hbox{width:100%}.katex .hbox,.katex .thinbox{flex-direction:row;display:inline-flex}.katex .thinbox{width:0;max-width:0}.katex .msupsub{text-align:left}.katex .mfrac>span>span{text-align:center}.katex .mfrac .frac-line{border-bottom-style:solid;width:100%;display:inline-block}.katex .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{line-height:0;display:inline}.katex .clap,.katex .llap,.katex .rlap{width:0;position:relative}.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;width:100%;display:inline-block}.katex .hdashline{border-bottom-style:dashed;width:100%;display:inline-block}.katex .sqrt>.root{margin-left:.277778em;margin-right:-.555556em}.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:.833333em}.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:1.16667em}.katex .fontsize-ensurer.reset-size2.size4,.katex .sizing.reset-size2.size4{font-size:1.33333em}.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:1.66667em}.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:3.45667em}.katex .fontsize-ensurer.reset-size2.size11,.katex .sizing.reset-size2.size11{font-size:4.14667em}.katex .fontsize-ensurer.reset-size3.size1,.katex .sizing.reset-size3.size1{font-size:.714286em}.katex .fontsize-ensurer.reset-size3.size2,.katex .sizing.reset-size3.size2{font-size:.857143em}.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:1.14286em}.katex .fontsize-ensurer.reset-size3.size5,.katex .sizing.reset-size3.size5{font-size:1.28571em}.katex .fontsize-ensurer.reset-size3.size6,.katex .sizing.reset-size3.size6{font-size:1.42857em}.katex .fontsize-ensurer.reset-size3.size7,.katex .sizing.reset-size3.size7{font-size:1.71429em}.katex .fontsize-ensurer.reset-size3.size8,.katex .sizing.reset-size3.size8{font-size:2.05714em}.katex .fontsize-ensurer.reset-size3.size9,.katex .sizing.reset-size3.size9{font-size:2.46857em}.katex .fontsize-ensurer.reset-size3.size10,.katex .sizing.reset-size3.size10{font-size:2.96286em}.katex .fontsize-ensurer.reset-size3.size11,.katex .sizing.reset-size3.size11{font-size:3.55429em}.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:.555556em}.katex .fontsize-ensurer.reset-size5.size2,.katex .sizing.reset-size5.size2{font-size:.666667em}.katex .fontsize-ensurer.reset-size5.size3,.katex .sizing.reset-size5.size3{font-size:.777778em}.katex .fontsize-ensurer.reset-size5.size4,.katex .sizing.reset-size5.size4{font-size:.888889em}.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:1.11111em}.katex .fontsize-ensurer.reset-size5.size7,.katex .sizing.reset-size5.size7{font-size:1.33333em}.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:2.30444em}.katex .fontsize-ensurer.reset-size5.size11,.katex .sizing.reset-size5.size11{font-size:2.76444em}.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:.416667em}.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:.583333em}.katex .fontsize-ensurer.reset-size7.size4,.katex .sizing.reset-size7.size4{font-size:.666667em}.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:.833333em}.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:1.72833em}.katex .fontsize-ensurer.reset-size7.size11,.katex .sizing.reset-size7.size11{font-size:2.07333em}.katex .fontsize-ensurer.reset-size8.size1,.katex .sizing.reset-size8.size1{font-size:.347222em}.katex .fontsize-ensurer.reset-size8.size2,.katex .sizing.reset-size8.size2{font-size:.416667em}.katex .fontsize-ensurer.reset-size8.size3,.katex .sizing.reset-size8.size3{font-size:.486111em}.katex .fontsize-ensurer.reset-size8.size4,.katex .sizing.reset-size8.size4{font-size:.555556em}.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:.694444em}.katex .fontsize-ensurer.reset-size8.size7,.katex .sizing.reset-size8.size7{font-size:.833333em}.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:1.44028em}.katex .fontsize-ensurer.reset-size8.size11,.katex .sizing.reset-size8.size11{font-size:1.72778em}.katex .fontsize-ensurer.reset-size9.size1,.katex .sizing.reset-size9.size1{font-size:.289352em}.katex .fontsize-ensurer.reset-size9.size2,.katex .sizing.reset-size9.size2{font-size:.347222em}.katex .fontsize-ensurer.reset-size9.size3,.katex .sizing.reset-size9.size3{font-size:.405093em}.katex .fontsize-ensurer.reset-size9.size4,.katex .sizing.reset-size9.size4{font-size:.462963em}.katex .fontsize-ensurer.reset-size9.size5,.katex .sizing.reset-size9.size5{font-size:.520833em}.katex .fontsize-ensurer.reset-size9.size6,.katex .sizing.reset-size9.size6{font-size:.578704em}.katex .fontsize-ensurer.reset-size9.size7,.katex .sizing.reset-size9.size7{font-size:.694444em}.katex .fontsize-ensurer.reset-size9.size8,.katex .sizing.reset-size9.size8{font-size:.833333em}.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:1.20023em}.katex .fontsize-ensurer.reset-size9.size11,.katex .sizing.reset-size9.size11{font-size:1.43981em}.katex .fontsize-ensurer.reset-size10.size1,.katex .sizing.reset-size10.size1{font-size:.24108em}.katex .fontsize-ensurer.reset-size10.size2,.katex .sizing.reset-size10.size2{font-size:.289296em}.katex .fontsize-ensurer.reset-size10.size3,.katex .sizing.reset-size10.size3{font-size:.337512em}.katex .fontsize-ensurer.reset-size10.size4,.katex .sizing.reset-size10.size4{font-size:.385728em}.katex .fontsize-ensurer.reset-size10.size5,.katex .sizing.reset-size10.size5{font-size:.433944em}.katex .fontsize-ensurer.reset-size10.size6,.katex .sizing.reset-size10.size6{font-size:.48216em}.katex .fontsize-ensurer.reset-size10.size7,.katex .sizing.reset-size10.size7{font-size:.578592em}.katex .fontsize-ensurer.reset-size10.size8,.katex .sizing.reset-size10.size8{font-size:.694311em}.katex .fontsize-ensurer.reset-size10.size9,.katex .sizing.reset-size10.size9{font-size:.833173em}.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:1.19961em}.katex .fontsize-ensurer.reset-size11.size1,.katex .sizing.reset-size11.size1{font-size:.200965em}.katex .fontsize-ensurer.reset-size11.size2,.katex .sizing.reset-size11.size2{font-size:.241158em}.katex .fontsize-ensurer.reset-size11.size3,.katex .sizing.reset-size11.size3{font-size:.281351em}.katex .fontsize-ensurer.reset-size11.size4,.katex .sizing.reset-size11.size4{font-size:.321543em}.katex .fontsize-ensurer.reset-size11.size5,.katex .sizing.reset-size11.size5{font-size:.361736em}.katex .fontsize-ensurer.reset-size11.size6,.katex .sizing.reset-size11.size6{font-size:.401929em}.katex .fontsize-ensurer.reset-size11.size7,.katex .sizing.reset-size11.size7{font-size:.482315em}.katex .fontsize-ensurer.reset-size11.size8,.katex .sizing.reset-size11.size8{font-size:.578778em}.katex .fontsize-ensurer.reset-size11.size9,.katex .sizing.reset-size11.size9{font-size:.694534em}.katex .fontsize-ensurer.reset-size11.size10,.katex .sizing.reset-size11.size10{font-size:.833601em}.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{width:.12em;display:inline-block}.katex .delimcenter,.katex .op-symbol{position:relative}.katex .op-symbol.small-op{font-family:KaTeX_Size1}.katex .op-symbol.large-op{font-family:KaTeX_Size2}.katex .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{min-width:1px;display:inline-block}.katex .mtable .arraycolsep{display:inline-block}.katex .mtable .col-align-c>.vlist-t{text-align:center}.katex .mtable .col-align-l>.vlist-t{text-align:left}.katex .mtable .col-align-r>.vlist-t{text-align:right}.katex .svg-align{text-align:left}.katex svg{fill:currentColor;stroke:currentColor;height:inherit;width:100%;display:block;position:absolute}.katex svg path{stroke:none}.katex svg{fill-rule:nonzero;fill-opacity:1;stroke-width:1px;stroke-linecap:butt;stroke-linejoin:miter;stroke-miterlimit:4;stroke-dasharray:none;stroke-dashoffset:0;stroke-opacity:1}.katex img{border-style:none;min-width:0;max-width:none;min-height:0;max-height:none}.katex .stretchy{width:100%;display:block;position:relative;overflow:hidden}.katex .stretchy:after,.katex .stretchy:before{content:""}.katex .hide-tail{width:100%;position:relative;overflow:hidden}.katex .halfarrow-left{width:50.2%;position:absolute;left:0;overflow:hidden}.katex .halfarrow-right{width:50.2%;position:absolute;right:0;overflow:hidden}.katex .brace-left{width:25.1%;position:absolute;left:0;overflow:hidden}.katex .brace-center{width:50%;position:absolute;left:25%;overflow:hidden}.katex .brace-right{width:25.1%;position:absolute;right:0;overflow:hidden}.katex .x-arrow-pad{padding:0 .5em}.katex .cd-arrow-pad{padding:0 .55556em 0 .27778em}.katex .mover,.katex .munder,.katex .x-arrow{text-align:center}.katex .boxpad{padding:0 .3em}.katex .fbox,.katex .fcolorbox{box-sizing:border-box;border:.04em solid}.katex .cancel-pad{padding:0 .2em}.katex .cancel-lap{margin-left:-.2em;margin-right:-.2em}.katex .sout{border-bottom-style:solid;border-bottom-width:.08em}.katex .angl{box-sizing:border-box;border-top:.049em solid;border-right:.049em solid;margin-right:.03889em}.katex .anglpad{padding:0 .03889em}.katex .eqn-num:before{content:"(" counter(katexEqnNo) ")";counter-increment:katexEqnNo}.katex .mml-eqn-num:before{content:"(" counter(mmlEqnNo) ")";counter-increment:mmlEqnNo}.katex .mtr-glue{width:50%}.katex .cd-vert-arrow{display:inline-block;position:relative}.katex .cd-label-left{text-align:left;display:inline-block;position:absolute;right:calc(50% + .3em)}.katex .cd-label-right{text-align:right;display:inline-block;position:absolute;left:calc(50% + .3em)}.katex-display{text-align:center;margin:1em 0;display:block}.katex-display>.katex{text-align:center;white-space:nowrap;display:block}.katex-display>.katex>.katex-html{display:block;position:relative}.katex-display>.katex>.katex-html>.tag{position:absolute;right:0}.katex-display.leqno>.katex>.katex-html>.tag{left:0;right:auto}.katex-display.fleqn>.katex{text-align:left;padding-left:2em}body{counter-reset:katexEqnNo mmlEqnNo}
.yx-blocks{gap:var(--yx-spacing-3);font-size:1em;line-height:inherit;overflow-wrap:break-word;display:grid}.yx-block{min-width:0}.yx-text{text-align:justify;margin:0}.yx-latex-block{padding:var(--yx-spacing-2) 0;overflow:auto hidden}.yx-latex .katex-display{margin:0}.yx-latex .katex{font-size:1.12em}.yx-latex-fallback{background:var(--yx-color-bg-elevated);border:1px solid var(--yx-color-border);border-radius:var(--yx-radius-sm)}.yx-zoomable{border-radius:var(--yx-radius-sm)}.yx-zoomable:focus-visible{outline:2px solid var(--yx-color-primary);outline-offset:2px}.yx-image img{border:1px solid var(--yx-color-border);border-radius:var(--yx-radius-md);background:var(--yx-color-bg-elevated);max-width:100%;height:auto}.yx-table{border-collapse:collapse;width:100%;font-size:.95em;line-height:var(--yx-line-height-ui)}.yx-table th,.yx-table td{border:1px solid var(--yx-color-border);padding:var(--yx-spacing-2) var(--yx-spacing-3);text-align:center}.yx-table th{background:var(--yx-color-bg-subtle);font-weight:600}.yx-table tr:nth-child(odd) td{background:color-mix(in srgb, var(--yx-color-bg-subtle) 45%, transparent)}.yx-code{padding:var(--yx-spacing-3) var(--yx-spacing-4);color:#dbe2ee;border-radius:var(--yx-radius-md);tab-size:4;background:#1e222b;margin:0;font-family:ui-monospace,Cascadia Code,JetBrains Mono,Consolas,monospace;font-size:.88em;line-height:1.7;overflow-x:auto}.yx-unknown{padding:var(--yx-spacing-3);border:1px dashed var(--yx-color-border-strong);border-radius:var(--yx-radius-md);background:color-mix(in srgb, var(--yx-color-bg-subtle) 60%, transparent);color:var(--yx-color-text-muted);margin:0;font-family:ui-monospace,Consolas,monospace;font-size:.82em;overflow-x:auto}.yx-group{border-left:2px solid var(--yx-color-border);padding-left:var(--yx-spacing-4)}
:root{--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light dark;--yx-seal:#b5482d;--yx-font-display:"Noto Serif SC", "Source Han Serif SC", Georgia, "Songti SC", "SimSun", serif;--yx-font-mono:ui-monospace, "Cascadia Code", "JetBrains Mono", Consolas, monospace;--yx-shadow-card:0 1px 2px #262a330d, 0 4px 16px #38446e12;--yx-shadow-nav:0 1px 0 #262a330a, 0 4px 20px #38446e0d;--yx-shadow-pop:0 4px 12px #262a331a, 0 12px 40px #38446e1f}@media (prefers-color-scheme:dark){:root{--lightningcss-light: ;--lightningcss-dark:initial}:root:not([data-theme=light]){--yx-seal:#d97e64;--yx-shadow-card:0 1px 2px #0000004d, 0 4px 16px #00000040;--yx-shadow-nav:0 1px 0 #00000059, 0 4px 20px #0000004d;--yx-shadow-pop:0 4px 12px #0006, 0 12px 40px #00000073}}[data-theme=dark]{--yx-seal:#d97e64;--yx-shadow-card:0 1px 2px #0000004d, 0 4px 16px #00000040;--yx-shadow-nav:0 1px 0 #00000059, 0 4px 20px #0000004d;--yx-shadow-pop:0 4px 12px #0006, 0 12px 40px #00000073}*{box-sizing:border-box}html{scroll-behavior:smooth}html,body{margin:0;padding:0}body{background:var(--yx-color-bg);color:var(--yx-color-text);font-family:system-ui,-apple-system,Segoe UI,PingFang SC,Microsoft YaHei,Noto Sans CJK SC,sans-serif;font-size:15px;line-height:var(--yx-line-height-ui);-webkit-font-smoothing:antialiased;flex-direction:column;min-height:100dvh;display:flex}body:before{content:"";pointer-events:none;background:radial-gradient(1100px 420px at 50% -80px, color-mix(in srgb, var(--yx-color-primary) 6%, transparent), transparent 72%);z-index:-1;position:fixed;inset:0}body:after{content:"";pointer-events:none;z-index:-1;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.82' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='0.035'/%3E%3C/svg%3E");position:fixed;inset:0}::selection{background:color-mix(in srgb, var(--yx-color-primary) 22%, transparent)}:focus-visible{outline:2px solid var(--yx-color-primary);outline-offset:2px}a{color:var(--yx-color-primary);transition:color var(--yx-motion-fast) ease;text-decoration:none}a:hover{color:var(--yx-color-primary-hover)}h1,h2,h3{letter-spacing:.01em;margin:0;font-weight:650;line-height:1.35}h1{font-size:24px}h2{font-size:17px}h3{font-size:15px}p{margin:0}::-webkit-scrollbar{width:10px;height:10px}::-webkit-scrollbar-thumb{background:var(--yx-color-border-strong);border:2px solid var(--yx-color-bg);border-radius:6px}::-webkit-scrollbar-track{background:0 0}.yx-page{flex-direction:column;flex:1;display:flex}.yx-container{width:100%;max-width:1100px;margin:0 auto;padding:0 24px}.yx-narrow{max-width:760px}.yx-section{margin-top:var(--yx-spacing-6)}.yx-section-title{align-items:baseline;gap:var(--yx-spacing-3);margin-bottom:var(--yx-spacing-4);display:flex}.yx-section-title .sub{color:var(--yx-color-text-muted);font-size:13px;font-weight:400}.yx-pagehead{justify-content:space-between;align-items:flex-end;gap:var(--yx-spacing-4);margin:var(--yx-spacing-6) 0 var(--yx-spacing-5);display:flex}.yx-pagehead .desc{color:var(--yx-color-text-muted);margin-top:6px;font-size:13px}.yx-nav{z-index:var(--yx-z-sticky);background:color-mix(in srgb, var(--yx-color-bg) 86%, transparent);-webkit-backdrop-filter:blur(12px);border-bottom:1px solid var(--yx-color-border);box-shadow:var(--yx-shadow-nav);position:sticky;top:0}.yx-nav-inner{align-items:center;gap:var(--yx-spacing-6);height:60px;display:flex}.yx-logo{font-family:var(--yx-font-display);letter-spacing:.06em;color:var(--yx-color-text);white-space:nowrap;align-items:center;gap:8px;font-size:21px;font-weight:700;display:inline-flex}.yx-logo:hover{color:var(--yx-color-text)}.yx-logo .seal{background:var(--yx-seal);border-radius:2px;flex:none;width:7px;height:7px;transform:rotate(45deg)}.yx-nav-links{align-items:center;gap:var(--yx-spacing-2);scrollbar-width:none;flex:1;min-width:0;display:flex;overflow-x:auto}.yx-nav-links::-webkit-scrollbar{display:none}.yx-nav-link{border-radius:var(--yx-radius-sm);color:var(--yx-color-text-muted);white-space:nowrap;transition:color var(--yx-motion-fast) ease, background var(--yx-motion-fast) ease;border-bottom:2px solid #0000;padding:6px 12px;font-size:14px}.yx-nav-link:hover{color:var(--yx-color-text);background:var(--yx-color-bg-subtle)}.yx-nav-link.active{color:var(--yx-color-primary);border-bottom-color:var(--yx-color-primary);border-radius:var(--yx-radius-sm) var(--yx-radius-sm) 0 0;font-weight:600}.yx-nav-user{align-items:center;gap:var(--yx-spacing-3);white-space:nowrap;display:flex}.yx-user{border:1px solid var(--yx-color-border);background:var(--yx-color-bg-elevated);color:var(--yx-color-text);transition:border-color var(--yx-motion-base) ease, box-shadow var(--yx-motion-base) ease;border-radius:999px;align-items:center;gap:8px;padding:4px 12px 4px 4px;display:inline-flex}.yx-user:hover{color:var(--yx-color-text);border-color:var(--yx-color-primary);box-shadow:0 0 0 3px color-mix(in srgb, var(--yx-color-primary) 12%, transparent)}.yx-user-avatar{background:var(--yx-color-primary-subtle);width:26px;height:26px;color:var(--yx-color-primary);border-radius:50%;place-items:center;font-size:13px;font-weight:700;display:grid;overflow:hidden}.yx-user-avatar img{object-fit:cover;width:100%;height:100%}.yx-user-name{text-overflow:ellipsis;max-width:120px;font-size:13px;font-weight:500;overflow:hidden}.yx-btn{font:inherit;border-radius:var(--yx-radius-md);cursor:pointer;-webkit-user-select:none;user-select:none;transition:background var(--yx-motion-base) ease, border-color var(--yx-motion-base) ease, color var(--yx-motion-base) ease, transform var(--yx-motion-fast) ease, box-shadow var(--yx-motion-base) ease;border:1px solid #0000;justify-content:center;align-items:center;gap:7px;padding:9px 20px;font-size:14px;font-weight:500;line-height:1.4;display:inline-flex}.yx-btn:disabled{opacity:.45;cursor:not-allowed}.yx-btn:not(:disabled):active{transform:translateY(1px)}.yx-btn-primary{background:var(--yx-color-primary);color:var(--yx-color-on-primary)}.yx-btn-primary,.yx-btn-primary:link,.yx-btn-primary:hover{color:var(--yx-color-on-primary)}.yx-btn-primary:not(:disabled):hover{background:var(--yx-color-primary-hover);box-shadow:0 2px 10px color-mix(in srgb, var(--yx-color-primary) 35%, transparent)}.yx-btn-ghost{border-color:var(--yx-color-border-strong);color:var(--yx-color-text);background:0 0}.yx-btn-ghost:not(:disabled):hover{border-color:var(--yx-color-primary);color:var(--yx-color-primary)}.yx-btn-subtle{background:var(--yx-color-primary-subtle);color:var(--yx-color-primary)}.yx-btn-subtle:not(:disabled):hover{background:color-mix(in srgb, var(--yx-color-primary) 16%, var(--yx-color-primary-subtle))}.yx-btn-danger{background:var(--yx-color-danger);color:#fff}.yx-btn-danger:not(:disabled):hover{background:color-mix(in srgb, var(--yx-color-danger) 85%, black)}.yx-btn-sm{border-radius:var(--yx-radius-sm);padding:5px 12px;font-size:13px}.yx-btn-lg{padding:12px 28px;font-size:15px}.yx-btn-block{width:100%}.yx-field{gap:6px;display:grid}.yx-field>.label{color:var(--yx-color-text-muted);font-size:13px;font-weight:500}.yx-input,.yx-select,.yx-textarea{width:100%;font:inherit;color:var(--yx-color-text);background:var(--yx-color-bg-elevated);border:1px solid var(--yx-color-border-strong);border-radius:var(--yx-radius-md);transition:border-color var(--yx-motion-base) ease, box-shadow var(--yx-motion-base) ease;padding:9px 12px;font-size:14px}.yx-input::placeholder,.yx-textarea::placeholder{color:color-mix(in srgb, var(--yx-color-text-muted) 60%, transparent)}.yx-input:hover,.yx-select:hover,.yx-textarea:hover{border-color:var(--yx-color-text-muted)}.yx-input:focus,.yx-select:focus,.yx-textarea:focus{border-color:var(--yx-color-primary);box-shadow:0 0 0 3px color-mix(in srgb, var(--yx-color-primary) 18%, transparent);outline:none}.yx-textarea{resize:vertical;min-height:120px;line-height:1.7}.yx-select{appearance:none;cursor:pointer;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='6' viewBox='0 0 10 6'%3E%3Cpath d='M1 1l4 4 4-4' fill='none' stroke='%23646c7c' stroke-width='1.5' stroke-linecap='round'/%3E%3C/svg%3E");background-position:right 12px center;background-repeat:no-repeat;padding-right:32px}input[type=range]{accent-color:var(--yx-color-primary);cursor:pointer}input[type=checkbox]{accent-color:var(--yx-color-primary);cursor:pointer;width:15px;height:15px}.yx-card{background:var(--yx-color-bg-elevated);border:1px solid var(--yx-color-border);border-radius:var(--yx-radius-lg);box-shadow:var(--yx-shadow-card)}.yx-card-pad{padding:var(--yx-spacing-5)}.yx-card-title{margin-bottom:var(--yx-spacing-3);font-size:15px;font-weight:600}.yx-tile{align-items:center;gap:var(--yx-spacing-4);padding:var(--yx-spacing-4) var(--yx-spacing-5);color:var(--yx-color-text);border:1px solid var(--yx-color-border);border-radius:var(--yx-radius-lg);background:var(--yx-color-bg-elevated);box-shadow:var(--yx-shadow-card);transition:border-color var(--yx-motion-base) ease, box-shadow var(--yx-motion-base) ease, transform var(--yx-motion-base) ease;display:flex}.yx-tile:hover{color:var(--yx-color-text);border-color:color-mix(in srgb, var(--yx-color-primary) 45%, var(--yx-color-border));box-shadow:var(--yx-shadow-pop);transform:translateY(-1px)}.yx-tile .tile-icon{border-radius:var(--yx-radius-md);background:var(--yx-color-primary-subtle);width:40px;height:40px;color:var(--yx-color-primary);flex:none;place-items:center;display:grid}.yx-tile .tile-name{font-size:15px;font-weight:600}.yx-tile .tile-desc{color:var(--yx-color-text-muted);margin-top:2px;font-size:13px}.yx-tile .tile-arrow{color:var(--yx-color-text-muted);transition:transform var(--yx-motion-base) ease;flex:none;margin-left:auto}.yx-tile:hover .tile-arrow{color:var(--yx-color-primary);transform:translate(2px)}.yx-badge{white-space:nowrap;background:var(--yx-color-bg-subtle);color:var(--yx-color-text-muted);border:1px solid var(--yx-color-border);border-radius:999px;align-items:center;gap:5px;padding:2px 9px;font-size:12px;font-weight:500;line-height:1.7;display:inline-flex}.yx-badge.is-primary{background:var(--yx-color-primary-subtle);color:var(--yx-color-primary);border-color:color-mix(in srgb, var(--yx-color-primary) 25%, transparent)}.yx-badge.is-success{background:var(--yx-color-success-subtle);color:var(--yx-color-success);border-color:color-mix(in srgb, var(--yx-color-success) 25%, transparent)}.yx-badge.is-danger{background:var(--yx-color-danger-subtle);color:var(--yx-color-danger);border-color:color-mix(in srgb, var(--yx-color-danger) 25%, transparent)}.yx-badge.is-warning{background:var(--yx-color-warning-subtle);color:var(--yx-color-warning);border-color:color-mix(in srgb, var(--yx-color-warning) 25%, transparent)}.yx-badge.is-info{background:var(--yx-color-info-subtle);color:var(--yx-color-info);border-color:color-mix(in srgb, var(--yx-color-info) 25%, transparent)}.yx-alert{border-radius:var(--yx-radius-md);border:1px solid #0000;align-items:flex-start;gap:10px;padding:10px 14px;font-size:13px;line-height:1.6;display:flex}.yx-alert.is-error{background:var(--yx-color-danger-subtle);color:var(--yx-color-danger);border-color:color-mix(in srgb, var(--yx-color-danger) 22%, transparent)}.yx-alert.is-success{background:var(--yx-color-success-subtle);color:var(--yx-color-success);border-color:color-mix(in srgb, var(--yx-color-success) 22%, transparent)}.yx-alert.is-warning{background:var(--yx-color-warning-subtle);color:var(--yx-color-warning);border-color:color-mix(in srgb, var(--yx-color-warning) 22%, transparent)}.yx-alert.is-info{background:var(--yx-color-info-subtle);color:var(--yx-color-info);border-color:color-mix(in srgb, var(--yx-color-info) 22%, transparent)}.yx-datatable{border-collapse:collapse;width:100%;font-size:14px}.yx-datatable th{text-align:left;letter-spacing:.04em;color:var(--yx-color-text-muted);border-bottom:1px solid var(--yx-color-border-strong);white-space:nowrap;padding:10px 12px;font-size:12px;font-weight:500}.yx-datatable td{border-bottom:1px solid var(--yx-color-border);font-variant-numeric:tabular-nums;padding:11px 12px}.yx-datatable tbody tr{transition:background var(--yx-motion-fast) ease}.yx-datatable tbody tr:hover{background:color-mix(in srgb, var(--yx-color-bg-subtle) 55%, transparent)}.yx-datatable .num{text-align:center;font-variant-numeric:tabular-nums}.yx-empty{justify-items:center;gap:var(--yx-spacing-3);padding:var(--yx-spacing-8) var(--yx-spacing-5);text-align:center;color:var(--yx-color-text-muted);font-size:14px;display:grid}.yx-empty .glyph{font-family:var(--yx-font-display);color:color-mix(in srgb, var(--yx-color-text-muted) 45%, transparent);font-size:34px}.yx-loading{padding:var(--yx-spacing-8);color:var(--yx-color-text-muted);justify-content:center;align-items:center;gap:10px;font-size:14px;display:flex}.yx-spin{border:2px solid var(--yx-color-border-strong);border-top-color:var(--yx-color-primary);border-radius:50%;flex:none;width:18px;height:18px;animation:.8s linear infinite yx-rotate}@keyframes yx-rotate{to{transform:rotate(360deg)}}.yx-stat-grid{gap:var(--yx-spacing-4);grid-template-columns:repeat(4,1fr);display:grid}.yx-stat{padding:var(--yx-spacing-4) var(--yx-spacing-5)}.yx-stat .label{color:var(--yx-color-text-muted);font-size:13px}.yx-stat .value{font-variant-numeric:tabular-nums;letter-spacing:-.01em;margin-top:4px;font-size:30px;font-weight:700;line-height:1.2}.yx-stat .value .unit{color:var(--yx-color-text-muted);margin-left:4px;font-size:14px;font-weight:400}.yx-bar{background:var(--yx-color-bg-subtle);border-radius:4px;height:6px;overflow:hidden}.yx-bar-fill{background:var(--yx-color-primary);height:100%;transition:width var(--yx-motion-slow) ease;border-radius:4px}.yx-bar-fill.is-success{background:var(--yx-color-success)}.yx-bar-fill.is-danger{background:var(--yx-color-danger)}.yx-chart{height:110px;padding-top:var(--yx-spacing-2);align-items:flex-end;gap:3px;display:flex}.yx-chart-col{flex-direction:column;flex:1;justify-content:flex-end;min-width:0;height:100%;display:flex}.yx-chart-bar{background:color-mix(in srgb, var(--yx-color-primary) 55%, var(--yx-color-primary-subtle));min-height:2px;transition:opacity var(--yx-motion-fast) ease;border-radius:3px 3px 1px 1px}.yx-chart-bar.today{background:var(--yx-color-primary)}.yx-chart-bar:hover{opacity:.75}.yx-chart-axis{color:var(--yx-color-text-muted);font-variant-numeric:tabular-nums;justify-content:space-between;margin-top:6px;font-size:11px;display:flex}.yx-mastery-row{padding:var(--yx-spacing-3) 0;border-bottom:1px dashed var(--yx-color-border);gap:6px;display:grid}.yx-mastery-row:last-child{border-bottom:none}.yx-mastery-row .head{justify-content:space-between;align-items:baseline;font-size:13px;display:flex}.yx-mastery-row .head .meta{color:var(--yx-color-text-muted);font-variant-numeric:tabular-nums}.yx-seg{background:var(--yx-color-bg-subtle);border:1px solid var(--yx-color-border);border-radius:var(--yx-radius-md);gap:2px;padding:3px;display:inline-flex}.yx-seg-btn{font:inherit;color:var(--yx-color-text-muted);border-radius:var(--yx-radius-sm);cursor:pointer;transition:background var(--yx-motion-base) ease, color var(--yx-motion-base) ease;background:0 0;border:none;padding:5px 14px;font-size:13px}.yx-seg-btn:hover{color:var(--yx-color-text)}.yx-seg-btn.on{background:var(--yx-color-bg-elevated);color:var(--yx-color-primary);box-shadow:var(--yx-shadow-card);font-weight:600}.yx-chips{gap:var(--yx-spacing-2);flex-wrap:wrap;display:flex}.yx-chip{font:inherit;color:var(--yx-color-text-muted);background:var(--yx-color-bg-elevated);border:1px solid var(--yx-color-border-strong);cursor:pointer;transition:border-color var(--yx-motion-base) ease, color var(--yx-motion-base) ease, background var(--yx-motion-base) ease;border-radius:999px;align-items:center;gap:6px;padding:5px 13px;font-size:13px;display:inline-flex}.yx-chip:hover{border-color:var(--yx-color-primary);color:var(--yx-color-primary)}.yx-chip.on{background:var(--yx-color-primary-subtle);border-color:var(--yx-color-primary);color:var(--yx-color-primary);font-weight:500}.yx-chip-static{cursor:default}.yx-hero{padding:var(--yx-spacing-9) 0 var(--yx-spacing-7);text-align:center;justify-items:center;gap:var(--yx-spacing-5);display:grid}.yx-hero-mark{font-family:var(--yx-font-display);letter-spacing:.1em;align-items:center;gap:12px;font-size:44px;font-weight:700;display:inline-flex}.yx-hero-mark .seal{background:var(--yx-seal);border-radius:3px;width:11px;height:11px;transform:rotate(45deg)}.yx-hero-tag{max-width:560px;color:var(--yx-color-text-muted);text-wrap:balance;font-size:16px}.yx-hero-cta{gap:var(--yx-spacing-3);flex-wrap:wrap;justify-content:center;display:flex}.yx-loop{justify-content:center;gap:var(--yx-spacing-2) var(--yx-spacing-4);padding:var(--yx-spacing-4) var(--yx-spacing-5);border-top:1px dashed var(--yx-color-border);border-bottom:1px dashed var(--yx-color-border);color:var(--yx-color-text-muted);flex-wrap:wrap;font-size:13px;display:flex}.yx-loop .step{align-items:center;gap:6px;display:inline-flex}.yx-loop .arrow{color:color-mix(in srgb, var(--yx-color-text-muted) 50%, transparent)}.yx-features{gap:var(--yx-spacing-4);grid-template-columns:repeat(auto-fit,minmax(230px,1fr));display:grid}.yx-feature{padding:var(--yx-spacing-5)}.yx-feature .f-icon{border-radius:var(--yx-radius-md);background:var(--yx-color-primary-subtle);width:38px;height:38px;color:var(--yx-color-primary);margin-bottom:var(--yx-spacing-3);place-items:center;display:grid}.yx-feature .f-name{font-size:15px;font-weight:600}.yx-feature .f-desc{color:var(--yx-color-text-muted);margin-top:6px;font-size:13px;line-height:1.75}.yx-practice{gap:var(--yx-spacing-6);padding:var(--yx-spacing-5) 0 var(--yx-spacing-7);grid-template-columns:minmax(0,1fr) 264px;align-items:start;display:grid}.yx-qcard{padding:var(--yx-spacing-5) var(--yx-spacing-6) var(--yx-spacing-6)}.yx-qhead{align-items:center;gap:var(--yx-spacing-3);padding-bottom:var(--yx-spacing-4);border-bottom:1px solid var(--yx-color-border);display:flex}.yx-qnum{background:var(--yx-color-primary);color:var(--yx-color-on-primary);border-radius:var(--yx-radius-sm);font-variant-numeric:tabular-nums;align-items:baseline;gap:2px;padding:3px 12px;font-size:13px;font-weight:600;display:inline-flex}.yx-qhead .save-state{color:var(--yx-color-text-muted);align-items:center;gap:6px;margin-left:auto;font-size:12px;display:inline-flex}.yx-toolbar{align-items:center;gap:var(--yx-spacing-4);padding:var(--yx-spacing-3) 0;border-bottom:1px dashed var(--yx-color-border);color:var(--yx-color-text-muted);flex-wrap:wrap;font-size:13px;display:flex}.yx-toolbar .spacer{margin-left:auto}.yx-toolbar label{white-space:nowrap;align-items:center;gap:6px;display:inline-flex}.yx-qbody{padding:var(--yx-spacing-5) 0;font-size:16px;line-height:var(--yx-line-height-question)}.yx-opts{gap:var(--yx-spacing-3);display:grid}.yx-opt{align-items:flex-start;gap:var(--yx-spacing-3);padding:var(--yx-spacing-3) var(--yx-spacing-4);text-align:left;font:inherit;color:var(--yx-color-text);background:var(--yx-color-bg-elevated);border:1.5px solid var(--yx-color-border);border-radius:var(--yx-radius-md);cursor:pointer;transition:border-color var(--yx-motion-base) ease, background var(--yx-motion-base) ease, box-shadow var(--yx-motion-base) ease;font-size:15px;line-height:1.7;display:flex}.yx-opt:hover{border-color:var(--yx-color-border-strong);box-shadow:var(--yx-shadow-card)}.yx-opt .key{border:1.5px solid var(--yx-color-border-strong);width:26px;height:26px;color:var(--yx-color-text-muted);transition:background var(--yx-motion-base) ease, border-color var(--yx-motion-base) ease, color var(--yx-motion-base) ease;border-radius:50%;flex:none;place-items:center;margin-top:1px;font-size:13px;font-weight:600;display:grid}.yx-opt.sel{border-color:var(--yx-color-primary);background:var(--yx-color-primary-subtle)}.yx-opt.sel .key{background:var(--yx-color-primary);border-color:var(--yx-color-primary);color:var(--yx-color-on-primary)}.yx-anside{padding:var(--yx-spacing-4) var(--yx-spacing-4) var(--yx-spacing-5);position:sticky;top:84px}.yx-anside h3{margin-bottom:var(--yx-spacing-3)}.yx-ansgrid{grid-template-columns:repeat(5,1fr);gap:7px;display:grid}.yx-ans{aspect-ratio:1;font:inherit;font-variant-numeric:tabular-nums;color:var(--yx-color-text-muted);background:var(--yx-color-bg-elevated);border:1.5px solid var(--yx-color-border);border-radius:var(--yx-radius-sm);cursor:pointer;transition:border-color var(--yx-motion-fast) ease, background var(--yx-motion-fast) ease, color var(--yx-motion-fast) ease;place-items:center;font-size:13px;font-weight:500;display:grid}.yx-ans:hover{border-color:var(--yx-color-border-strong)}.yx-ans.answered{background:var(--yx-color-success-subtle);border-color:color-mix(in srgb, var(--yx-color-success) 40%, transparent);color:var(--yx-color-success)}.yx-ans.current{border:2px solid var(--yx-color-primary);color:var(--yx-color-primary);font-weight:700}.yx-qfoot{gap:var(--yx-spacing-3);padding-top:var(--yx-spacing-4);border-top:1px solid var(--yx-color-border);align-items:center;display:flex}.yx-qfoot .grow{flex:1}.yx-rows{display:grid}.yx-row{align-items:center;gap:var(--yx-spacing-3);padding:var(--yx-spacing-3) var(--yx-spacing-2);border-bottom:1px dashed var(--yx-color-border);font-size:14px;display:flex}.yx-row:last-child{border-bottom:none}.yx-row .id{font-family:var(--yx-font-mono);color:var(--yx-color-text-muted);font-size:12px}.yx-row .actions{gap:var(--yx-spacing-2);flex:none;margin-left:auto;display:flex}.yx-due{border-left:3px solid var(--yx-color-primary)}.yx-authwrap{padding:var(--yx-spacing-7) var(--yx-spacing-4);flex:1;place-items:center;display:grid}.yx-auth{width:100%;max-width:380px;padding:var(--yx-spacing-6);gap:var(--yx-spacing-4);display:grid}.yx-auth .brand{justify-items:center;gap:var(--yx-spacing-2);text-align:center;display:grid}.yx-auth .brand .wordmark{font-family:var(--yx-font-display);letter-spacing:.1em;align-items:center;gap:10px;font-size:30px;font-weight:700;display:inline-flex}.yx-auth .brand .wordmark .seal{background:var(--yx-seal);border-radius:2px;width:9px;height:9px;transform:rotate(45deg)}.yx-auth .brand .sub{color:var(--yx-color-text-muted);font-size:13px}.yx-auth .switchline{text-align:center;color:var(--yx-color-text-muted);font-size:13px}.yx-auth .switchline button{font:inherit;color:var(--yx-color-primary);cursor:pointer;background:0 0;border:none;padding:0 2px}.yx-auth .switchline button:hover{text-decoration:underline}.yx-auth .back{text-align:center;font-size:13px}.yx-auth .back a{color:var(--yx-color-text-muted)}.yx-auth .back a:hover{color:var(--yx-color-primary)}.yx-result-stats{gap:var(--yx-spacing-4);grid-template-columns:repeat(3,1fr);display:grid}.yx-result-hero{padding:var(--yx-spacing-6);text-align:center;gap:var(--yx-spacing-2);justify-items:center;display:grid}.yx-result-hero .big{font-variant-numeric:tabular-nums;letter-spacing:-.01em;font-size:44px;font-weight:700}.yx-footer{margin-top:var(--yx-spacing-8);padding:var(--yx-spacing-4) 0;border-top:1px solid var(--yx-color-border);color:color-mix(in srgb, var(--yx-color-text-muted) 75%, transparent);text-align:center;font-variant-numeric:tabular-nums;font-size:12px}.yx-footer a{color:inherit}.yx-footer a:hover{color:var(--yx-color-primary)}.yx-404{place-items:center;gap:var(--yx-spacing-4);text-align:center;padding:var(--yx-spacing-8) var(--yx-spacing-4);flex:1;display:grid}.yx-404 .code{font-family:var(--yx-font-display);color:color-mix(in srgb, var(--yx-color-text-muted) 40%, transparent);font-size:72px;font-weight:700;line-height:1}@media (max-width:960px){.yx-practice{grid-template-columns:1fr}.yx-anside{order:-1;position:static}.yx-hero-mark{font-size:34px}.yx-nav-inner{gap:var(--yx-spacing-4)}}@media (max-width:700px){body{font-size:14px}.yx-container{padding:0 16px}.yx-stat-grid,.yx-result-stats{grid-template-columns:repeat(2,1fr)}.yx-pagehead{flex-direction:column;align-items:flex-start}.yx-hero{padding-top:var(--yx-spacing-7)}}@media (prefers-reduced-motion:reduce){*,:before,:after{transition-duration:.01ms!important;animation-duration:.01ms!important;animation-iteration-count:1!important}html{scroll-behavior:auto}}.yx-tpl{animation:.28s cubic-bezier(.22,1,.36,1) both yx-page-enter}@keyframes yx-page-enter{0%{opacity:0;transform:translateY(12px)}to{opacity:1;transform:none}}.yx-rise{animation:.52s cubic-bezier(.22,1,.36,1) both yx-rise;animation-delay:var(--d,0s)}@keyframes yx-rise{0%{opacity:0;transform:translateY(18px)}to{opacity:1;transform:none}}.yx-fade{animation:.42s ease-out both yx-fade;animation-delay:var(--d,0s)}@keyframes yx-fade{0%{opacity:0}to{opacity:1}}.yx-hero{padding-top:104px;position:relative;overflow:hidden}.yx-hero:before{content:"研";font-family:var(--yx-font-display);color:var(--yx-seal);opacity:.055;pointer-events:none;-webkit-user-select:none;user-select:none;font-size:320px;font-weight:700;line-height:1;position:absolute;top:-72px;right:-40px;transform:rotate(-6deg)}.yx-hero:after{content:"";pointer-events:none;background:linear-gradient(color-mix(in srgb, var(--yx-color-border) 55%, transparent) 1px, transparent 1px), linear-gradient(90deg, color-mix(in srgb, var(--yx-color-border) 55%, transparent) 1px, transparent 1px);opacity:.5;background-size:44px 44px;position:absolute;inset:0;-webkit-mask-image:radial-gradient(620px 340px at 50% 8%,#000,#0000 78%);mask-image:radial-gradient(620px 340px at 50% 8%,#000,#0000 78%)}.yx-hero>*{z-index:1;position:relative}.yx-hero-mark .seal{box-shadow:0 0 0 4px color-mix(in srgb, var(--yx-seal) 12%, transparent)}.yx-feature .f-icon,.yx-tile .tile-icon{transition:transform var(--yx-motion-base) ease}.yx-feature:hover .f-icon,.yx-tile:hover .tile-icon{transform:translateY(-2px)rotate(-3deg)}.yx-authwrap{background:radial-gradient(900px 480px at 12% 0%, color-mix(in srgb, var(--yx-color-primary) 10%, transparent), transparent 70%), radial-gradient(700px 420px at 100% 100%, color-mix(in srgb, var(--yx-seal) 7%, transparent), transparent 70%);position:relative;overflow:hidden}.yx-auth-split{gap:var(--yx-spacing-8);grid-template-columns:minmax(0,1fr) 460px;align-items:center;width:100%;max-width:1060px;display:grid}.yx-auth-brand{gap:var(--yx-spacing-5);padding:var(--yx-spacing-6);display:grid;position:relative}.yx-auth-brand .mark{font-family:var(--yx-font-display);letter-spacing:.12em;align-items:center;gap:14px;font-size:56px;font-weight:700;line-height:1.1;display:inline-flex}.yx-auth-brand .mark .seal{background:var(--yx-seal);width:13px;height:13px;box-shadow:0 0 0 5px color-mix(in srgb, var(--yx-seal) 12%, transparent);border-radius:3px;transform:rotate(45deg)}.yx-auth-brand .slogan{color:var(--yx-color-text-muted);max-width:400px;font-size:17px;line-height:1.9}.yx-auth-brand .points{color:var(--yx-color-text-muted);gap:12px;font-size:14px;display:grid}.yx-auth-brand .points .pt{align-items:center;gap:10px;display:flex}.yx-auth-brand .points .pt:before{content:"";background:var(--yx-color-primary);border-radius:2px;flex:none;width:6px;height:6px;transform:rotate(45deg)}.yx-auth-brand:after{content:"析";font-family:var(--yx-font-display);color:var(--yx-color-primary);opacity:.045;pointer-events:none;-webkit-user-select:none;user-select:none;font-size:260px;font-weight:700;position:absolute;bottom:-110px;left:-60px;transform:rotate(8deg)}@media (max-width:880px){.yx-auth-split{grid-template-columns:1fr;max-width:420px}.yx-auth-brand{display:none}}.yx-pagehead h1{padding-left:14px;position:relative}.yx-pagehead h1:before{content:"";background:linear-gradient(180deg, var(--yx-color-primary), color-mix(in srgb, var(--yx-color-primary) 40%, var(--yx-seal)));border-radius:2px;width:4px;position:absolute;top:4px;bottom:4px;left:0}.yx-card{animation:.46s cubic-bezier(.22,1,.36,1) both yx-rise;animation-delay:var(--d,40ms)}.yx-tile{animation:.46s cubic-bezier(.22,1,.36,1) both yx-rise;animation-delay:var(--d,60ms)}.yx-anside{animation:.42s cubic-bezier(.22,1,.36,1) .12s both yx-slide-left}@keyframes yx-slide-left{0%{opacity:0;transform:translate(18px)}to{opacity:1;transform:none}}.yx-btn-primary{position:relative;overflow:hidden}.yx-btn-primary:after{content:"";pointer-events:none;background:linear-gradient(105deg,#0000,#ffffff47,#0000);width:36px;animation:2.8s 1s infinite yx-sheen;position:absolute;top:0;bottom:0;left:-60px;transform:skew(-18deg)}@keyframes yx-sheen{0%{left:-60px}38%,to{left:calc(100% + 60px)}}.yx-btn-primary:disabled:after{display:none}.yx-profile-head{gap:var(--yx-spacing-6);flex-wrap:wrap;align-items:flex-start;display:flex}.yx-avatar-lg{background:var(--yx-color-primary-subtle);width:96px;height:96px;color:var(--yx-color-primary);cursor:pointer;border:2px solid var(--yx-color-border);transition:border-color var(--yx-motion-base) ease, box-shadow var(--yx-motion-base) ease;border-radius:50%;flex:none;place-items:center;font-size:34px;font-weight:700;display:grid;position:relative;overflow:hidden}.yx-avatar-lg:hover{border-color:var(--yx-color-primary);box-shadow:0 0 0 4px color-mix(in srgb, var(--yx-color-primary) 15%, transparent)}.yx-avatar-lg img{object-fit:cover;width:100%;height:100%}.yx-avatar-mask{text-align:center;color:#fff;opacity:0;transition:opacity var(--yx-motion-base) ease;background:#00000080;padding:3px 0;font-size:11px;position:absolute;inset:auto 0 0}.yx-avatar-lg:hover .yx-avatar-mask{opacity:1}.yx-profile-meta{flex:1;gap:14px;min-width:240px;display:grid}.yx-meta-row{align-items:center;gap:14px;font-size:14px;display:flex}.yx-meta-row .k{width:48px;color:var(--yx-color-text-muted);font-size:13px}.yx-auth-lead{color:var(--yx-color-text-muted);margin:-6px 0 14px;font-size:13.5px;line-height:20px}.yx-auth-agreement{color:var(--yx-color-text-muted);text-align:center;margin-top:4px;font-size:12px}.yx-auth-agreement a{color:var(--yx-color-primary);margin:0 2px;text-decoration:none}.yx-auth-agreement a:hover{text-decoration:underline}.yx-skeleton{background:linear-gradient(100deg, var(--yx-color-bg-subtle) 40%, color-mix(in srgb, var(--yx-color-bg-subtle) 55%, #fff) 50%, var(--yx-color-bg-subtle) 60%);background-size:200% 100%;border-radius:7px;animation:1.4s ease-in-out infinite yx-skeleton-pulse;display:inline-block}@keyframes yx-skeleton-pulse{0%{background-position:120% 0}to{background-position:-20% 0}}@media (prefers-reduced-motion:reduce){.yx-skeleton{animation:none}}.yx-modal-mask{z-index:200;background:#1b1e2873;justify-content:center;align-items:center;padding:24px;animation:.18s yx-fade-in;display:flex;position:fixed;inset:0}.yx-modal{background:var(--yx-color-bg);border-radius:var(--yx-radius-lg);width:min(440px,100%);box-shadow:var(--yx-shadow-pop);padding:22px;animation:.22s yx-rise-in}.yx-modal-title{color:var(--yx-color-text);align-items:center;gap:8px;margin-bottom:14px;font-size:16px;font-weight:700;display:flex}.yx-modal-title:before{content:"";background:var(--yx-color-primary);border-radius:2px;width:4px;height:16px}.yx-modal-title .close{color:var(--yx-color-text-muted);cursor:pointer;background:0 0;border:0;border-radius:8px;margin-left:auto;padding:4px 8px;font-size:17px}.yx-modal-title .close:hover{background:var(--yx-color-bg-subtle)}@keyframes yx-fade-in{0%{opacity:0}to{opacity:1}}@keyframes yx-rise-in{0%{opacity:0;transform:translateY(14px)scale(.985)}to{opacity:1;transform:none}}.yx-greet-row{flex-wrap:wrap;align-items:center;gap:12px;display:flex}.yx-greet-row .hello{letter-spacing:.3px;color:var(--yx-color-text);font-size:20px;font-weight:800}.yx-greet-row .date{color:var(--yx-color-text-muted);font-size:12.5px}.yx-greet-stats{gap:8px;margin-left:auto;display:flex}.yx-greet-stat{background:var(--yx-color-primary-subtle);color:var(--yx-color-primary);border-radius:999px;align-items:baseline;gap:5px;padding:6px 13px;font-size:12px;font-weight:600;display:flex}.yx-greet-stat b{font-variant-numeric:tabular-nums;font-size:15px}.yx-greet-stat.is-warm{color:var(--yx-color-seal,#b5482d);background:#f7e8e2}@media (max-width:720px){.yx-greet-stats{width:100%;margin-left:0}}.yx-paper-list{gap:10px;margin-top:12px;display:grid}.yx-paper-row{border:1px solid var(--yx-color-border);border-radius:var(--yx-radius-md);background:var(--yx-color-bg-elevated);cursor:pointer;text-align:left;align-items:center;gap:14px;width:100%;padding:12px 14px;transition:border-color .15s,transform .15s;display:flex}.yx-paper-row:hover{border-color:color-mix(in srgb, var(--yx-color-primary) 45%, transparent);transform:translateY(-1px)}.yx-paper-year{background:var(--yx-color-bg-subtle);font-variant-numeric:tabular-nums;width:52px;height:46px;color:var(--yx-color-text);border-radius:12px;flex-shrink:0;place-items:center;font-size:17px;font-weight:800;display:grid}.yx-paper-row .info{flex:1;gap:3px;min-width:0;display:grid}.yx-paper-row .name{color:var(--yx-color-text);text-overflow:ellipsis;white-space:nowrap;font-size:14.5px;font-weight:700;overflow:hidden}.yx-paper-row .meta{color:var(--yx-color-text-muted);font-size:12px}.yx-paper-row .arrow{color:var(--yx-color-text-muted);flex-shrink:0}.yx-settings-tabs{border-bottom:1px solid var(--yx-color-border);gap:4px;margin-bottom:16px;padding-bottom:0;display:flex}.yx-settings-tabs button{font:inherit;color:var(--yx-color-text-muted);cursor:pointer;background:0 0;border:0;border-bottom:2px solid #0000;margin-bottom:-1px;padding:8px 14px;font-size:13.5px;font-weight:600;transition:color .15s,border-color .15s}.yx-settings-tabs button:hover{color:var(--yx-color-text)}.yx-settings-tabs button.on{color:var(--yx-color-primary);border-bottom-color:var(--yx-color-primary)}.yx-settings-body{min-height:180px}.yx-theme-toggle{background:var(--yx-color-bg-subtle);border-radius:10px;gap:6px;padding:3px;display:inline-flex}.yx-theme-toggle button{font:inherit;color:var(--yx-color-text-muted);cursor:pointer;background:0 0;border:0;border-radius:8px;align-items:center;gap:6px;padding:7px 16px;font-size:13px;font-weight:600;transition:all .15s;display:inline-flex}.yx-theme-toggle button:hover{color:var(--yx-color-text)}.yx-theme-toggle button.on{background:var(--yx-color-bg-elevated);color:var(--yx-color-primary);box-shadow:0 1px 3px #00000014}.yx-icon-btn{border-radius:8px;padding:7px}.yx-icon-btn:hover{background:var(--yx-color-bg-subtle);color:var(--yx-color-primary)}button.yx-user{border:1px solid var(--yx-color-border);background:var(--yx-color-bg-elevated);cursor:pointer;transition:border-color .15s,box-shadow .15s}button.yx-user:hover{border-color:var(--yx-color-primary);box-shadow:0 0 0 3px color-mix(in srgb, var(--yx-color-primary) 10%, transparent)}.yx-bento{grid-template-columns:repeat(4,1fr);gap:14px;margin-bottom:20px;display:grid}@media (max-width:960px){.yx-bento{grid-template-columns:repeat(2,1fr)}}@media (max-width:560px){.yx-bento{grid-template-columns:1fr}}.yx-bento-card{background:var(--yx-color-bg-elevated);border:1px solid var(--yx-color-border);border-radius:var(--yx-radius-lg);flex-direction:column;gap:10px;padding:18px;transition:transform .15s,box-shadow .15s;display:flex}.yx-bento-card:hover{box-shadow:var(--yx-shadow-card);transform:translateY(-2px)}.yx-bento-label{letter-spacing:.4px;color:var(--yx-color-text-muted);text-transform:uppercase;font-size:11px;font-weight:700}.yx-bento-value{font-variant-numeric:tabular-nums;color:var(--yx-color-text);font-size:26px;font-weight:800;line-height:1.15}.yx-bento-sub{color:var(--yx-color-text-muted);font-size:12px;line-height:1.5}.yx-bento-ring{align-items:center;gap:12px;display:flex}.yx-heatmap{flex-direction:column;gap:3px;display:flex}.yx-heatmap-row{gap:3px;display:flex}.yx-heatmap-cell{background:var(--yx-color-bg-subtle);border-radius:3px;width:14px;height:14px;transition:background .2s}.yx-heatmap-cell[data-lv="1"]{background:color-mix(in srgb, var(--yx-color-primary) 25%, var(--yx-color-bg-subtle))}.yx-heatmap-cell[data-lv="2"]{background:color-mix(in srgb, var(--yx-color-primary) 50%, var(--yx-color-bg-subtle))}.yx-heatmap-cell[data-lv="3"]{background:color-mix(in srgb, var(--yx-color-primary) 75%, var(--yx-color-bg-subtle))}.yx-heatmap-cell[data-lv="4"]{background:var(--yx-color-primary)}.yx-heatmap-cell.today{outline:2px solid var(--yx-color-primary);outline-offset:1px}.yx-subject-bars{gap:14px;padding:4px 0;display:grid}.yx-subject-bar{align-items:center;gap:12px;display:flex}.yx-subject-bar .name{color:var(--yx-color-text);flex-shrink:0;width:80px;font-size:13px;font-weight:700}.yx-subject-bar .yx-bar{background:var(--yx-color-bg-subtle);border-radius:4px;flex:1;height:8px;overflow:hidden}.yx-subject-bar .yx-bar-fill{border-radius:4px;height:100%;transition:width .6s cubic-bezier(.22,1,.36,1);display:block}.yx-subject-bar .pct{font-variant-numeric:tabular-nums;color:var(--yx-color-text);text-align:right;flex-shrink:0;width:44px;font-size:13px;font-weight:700}.yx-countdown-nums{gap:8px;display:flex}.yx-countdown-num{flex-direction:column;align-items:center;gap:2px;min-width:44px;display:flex}.yx-countdown-num b{font-variant-numeric:tabular-nums;color:var(--yx-color-text);font-size:22px;font-weight:800;font-family:var(--yx-font-display,inherit)}.yx-countdown-num span{color:var(--yx-color-text-muted);font-size:10px}.yx-streak-badge{background:color-mix(in srgb, var(--yx-color-seal,#b5482d) 10%, transparent);color:var(--yx-color-seal,#b5482d);border-radius:999px;align-items:center;gap:6px;padding:4px 12px;font-size:13px;font-weight:700;display:inline-flex}.yx-progress-track{background:var(--yx-color-bg-subtle);border-radius:2px;border-radius:var(--yx-radius-lg) var(--yx-radius-lg) 0 0;height:4px;margin:-8px -20px 12px;overflow:hidden}.yx-progress-fill{background:linear-gradient(90deg, var(--yx-color-primary), var(--yx-color-primary-hover));border-radius:0 2px 2px 0;height:100%;transition:width .4s cubic-bezier(.22,1,.36,1)}.yx-onboard-mask{z-index:300;background:#14161e8c;justify-content:center;align-items:center;padding:24px;display:flex;position:fixed;inset:0}.yx-onboard{background:var(--yx-color-bg);border-radius:var(--yx-radius-lg);width:min(400px,100%);box-shadow:var(--yx-shadow-pop);padding:28px;animation:.25s yx-rise-in}.yx-group-header td{border-top:1px solid var(--yx-color-border);background:var(--yx-color-bg-subtle)!important;padding:10px 14px!important}.yx-group-badge{color:var(--yx-color-primary);background:var(--yx-color-primary-subtle);border-radius:6px;align-items:center;padding:3px 10px;font-size:13px;font-weight:700;display:inline-flex}