@media(prefers-color-scheme:light){pre code.hljs{display:block;overflow-x:auto;padding:1em}code.hljs{padding:3px 5px}.hljs{color:#24292e;background:#fff}.hljs-doctag,.hljs-keyword,.hljs-meta .hljs-keyword,.hljs-template-tag,.hljs-template-variable,.hljs-type,.hljs-variable.language_{color:#d73a49}.hljs-title,.hljs-title.class_,.hljs-title.class_.inherited__,.hljs-title.function_{color:#6f42c1}.hljs-attr,.hljs-attribute,.hljs-literal,.hljs-meta,.hljs-number,.hljs-operator,.hljs-variable,.hljs-selector-attr,.hljs-selector-class,.hljs-selector-id{color:#005cc5}.hljs-regexp,.hljs-string,.hljs-meta .hljs-string{color:#032f62}.hljs-built_in,.hljs-symbol{color:#e36209}.hljs-comment,.hljs-code,.hljs-formula{color:#6a737d}.hljs-name,.hljs-quote,.hljs-selector-tag,.hljs-selector-pseudo{color:#22863a}.hljs-subst{color:#24292e}.hljs-section{color:#005cc5;font-weight:700}.hljs-bullet{color:#735c0f}.hljs-emphasis{color:#24292e;font-style:italic}.hljs-strong{color:#24292e;font-weight:700}.hljs-addition{color:#22863a;background-color:#f0fff4}.hljs-deletion{color:#b31d28;background-color:#ffeef0}}@media(prefers-color-scheme:dark){pre code.hljs{display:block;overflow-x:auto;padding:1em}code.hljs{padding:3px 5px}.hljs{color:#c9d1d9;background:#0d1117}.hljs-doctag,.hljs-keyword,.hljs-meta .hljs-keyword,.hljs-template-tag,.hljs-template-variable,.hljs-type,.hljs-variable.language_{color:#ff7b72}.hljs-title,.hljs-title.class_,.hljs-title.class_.inherited__,.hljs-title.function_{color:#d2a8ff}.hljs-attr,.hljs-attribute,.hljs-literal,.hljs-meta,.hljs-number,.hljs-operator,.hljs-variable,.hljs-selector-attr,.hljs-selector-class,.hljs-selector-id{color:#79c0ff}.hljs-regexp,.hljs-string,.hljs-meta .hljs-string{color:#a5d6ff}.hljs-built_in,.hljs-symbol{color:#ffa657}.hljs-comment,.hljs-code,.hljs-formula{color:#8b949e}.hljs-name,.hljs-quote,.hljs-selector-tag,.hljs-selector-pseudo{color:#7ee787}.hljs-subst{color:#c9d1d9}.hljs-section{color:#1f6feb;font-weight:700}.hljs-bullet{color:#f2cc60}.hljs-emphasis{color:#c9d1d9;font-style:italic}.hljs-strong{color:#c9d1d9;font-weight:700}.hljs-addition{color:#aff5b4;background-color:#033a16}.hljs-deletion{color:#ffdcd7;background-color:#67060c}}@font-face{font-display:block;font-family:KaTeX_AMS;font-style:normal;font-weight:400;src:url("./media/KaTeX_AMS-Regular-U6PRYMIZ.woff2") format("woff2"),url("./media/KaTeX_AMS-Regular-CYEKBG2K.woff") format("woff"),url("./media/KaTeX_AMS-Regular-JKX5W2C4.ttf") format("truetype")}@font-face{font-display:block;font-family:KaTeX_Caligraphic;font-style:normal;font-weight:700;src:url("./media/KaTeX_Caligraphic-Bold-5QL5CMTE.woff2") format("woff2"),url("./media/KaTeX_Caligraphic-Bold-WZ3QSGD3.woff") format("woff"),url("./media/KaTeX_Caligraphic-Bold-ZTS3R3HK.ttf") format("truetype")}@font-face{font-display:block;font-family:KaTeX_Caligraphic;font-style:normal;font-weight:400;src:url("./media/KaTeX_Caligraphic-Regular-KX5MEWCF.woff2") format("woff2"),url("./media/KaTeX_Caligraphic-Regular-3LKEU76G.woff") format("woff"),url("./media/KaTeX_Caligraphic-Regular-A7XRTZ5Q.ttf") format("truetype")}@font-face{font-display:block;font-family:KaTeX_Fraktur;font-style:normal;font-weight:700;src:url("./media/KaTeX_Fraktur-Bold-2QVFK6NQ.woff2") format("woff2"),url("./media/KaTeX_Fraktur-Bold-T4SWXBMT.woff") format("woff"),url("./media/KaTeX_Fraktur-Bold-WGHVTYOR.ttf") format("truetype")}@font-face{font-display:block;font-family:KaTeX_Fraktur;font-style:normal;font-weight:400;src:url("./media/KaTeX_Fraktur-Regular-2PEIFJSJ.woff2") format("woff2"),url("./media/KaTeX_Fraktur-Regular-PQMHCIK6.woff") format("woff"),url("./media/KaTeX_Fraktur-Regular-5U4OPH2X.ttf") format("truetype")}@font-face{font-display:block;font-family:KaTeX_Main;font-style:normal;font-weight:700;src:url("./media/KaTeX_Main-Bold-YP5VVQRP.woff2") format("woff2"),url("./media/KaTeX_Main-Bold-2GA4IZIN.woff") format("woff"),url("./media/KaTeX_Main-Bold-W5FBVCZM.ttf") format("truetype")}@font-face{font-display:block;font-family:KaTeX_Main;font-style:italic;font-weight:700;src:url("./media/KaTeX_Main-BoldItalic-N4V3DX7S.woff2") format("woff2"),url("./media/KaTeX_Main-BoldItalic-4P4C7HJH.woff") format("woff"),url("./media/KaTeX_Main-BoldItalic-ODMLBJJQ.ttf") format("truetype")}@font-face{font-display:block;font-family:KaTeX_Main;font-style:italic;font-weight:400;src:url("./media/KaTeX_Main-Italic-RELBIK7M.woff2") format("woff2"),url("./media/KaTeX_Main-Italic-SASNQFN2.woff") format("woff"),url("./media/KaTeX_Main-Italic-I43T2HSR.ttf") format("truetype")}@font-face{font-display:block;font-family:KaTeX_Main;font-style:normal;font-weight:400;src:url("./media/KaTeX_Main-Regular-ARRPAO67.woff2") format("woff2"),url("./media/KaTeX_Main-Regular-P5I74A2A.woff") format("woff"),url("./media/KaTeX_Main-Regular-W74P5G27.ttf") format("truetype")}@font-face{font-display:block;font-family:KaTeX_Math;font-style:italic;font-weight:700;src:url("./media/KaTeX_Math-BoldItalic-K4WTGH3J.woff2") format("woff2"),url("./media/KaTeX_Math-BoldItalic-6EBV3DK5.woff") format("woff"),url("./media/KaTeX_Math-BoldItalic-VB447A4D.ttf") format("truetype")}@font-face{font-display:block;font-family:KaTeX_Math;font-style:italic;font-weight:400;src:url("./media/KaTeX_Math-Italic-6KGCHLFN.woff2") format("woff2"),url("./media/KaTeX_Math-Italic-KKK3USB2.woff") format("woff"),url("./media/KaTeX_Math-Italic-SON4MRCA.ttf") format("truetype")}@font-face{font-display:block;font-family:KaTeX_SansSerif;font-style:normal;font-weight:700;src:url("./media/KaTeX_SansSerif-Bold-RRNVJFFW.woff2") format("woff2"),url("./media/KaTeX_SansSerif-Bold-X5M5EMOD.woff") format("woff"),url("./media/KaTeX_SansSerif-Bold-STQ6RXC7.ttf") format("truetype")}@font-face{font-display:block;font-family:KaTeX_SansSerif;font-style:italic;font-weight:400;src:url("./media/KaTeX_SansSerif-Italic-HMPFTM52.woff2") format("woff2"),url("./media/KaTeX_SansSerif-Italic-PSN4QKYX.woff") format("woff"),url("./media/KaTeX_SansSerif-Italic-WTBAZBGY.ttf") format("truetype")}@font-face{font-display:block;font-family:KaTeX_SansSerif;font-style:normal;font-weight:400;src:url("./media/KaTeX_SansSerif-Regular-XIQ62X4E.woff2") format("woff2"),url("./media/KaTeX_SansSerif-Regular-OQCII6EP.woff") format("woff"),url("./media/KaTeX_SansSerif-Regular-2TL3USAE.ttf") format("truetype")}@font-face{font-display:block;font-family:KaTeX_Script;font-style:normal;font-weight:400;src:url("./media/KaTeX_Script-Regular-APUWIHLP.woff2") format("woff2"),url("./media/KaTeX_Script-Regular-A5IFOEBS.woff") format("woff"),url("./media/KaTeX_Script-Regular-72OLXYNA.ttf") format("truetype")}@font-face{font-display:block;font-family:KaTeX_Size1;font-style:normal;font-weight:400;src:url("./media/KaTeX_Size1-Regular-5LRUTBFT.woff2") format("woff2"),url("./media/KaTeX_Size1-Regular-4HRHTS65.woff") format("woff"),url("./media/KaTeX_Size1-Regular-7K6AASVL.ttf") format("truetype")}@font-face{font-display:block;font-family:KaTeX_Size2;font-style:normal;font-weight:400;src:url("./media/KaTeX_Size2-Regular-LELKET5D.woff2") format("woff2"),url("./media/KaTeX_Size2-Regular-K5ZHAIS6.woff") format("woff"),url("./media/KaTeX_Size2-Regular-222HN3GT.ttf") format("truetype")}@font-face{font-display:block;font-family:KaTeX_Size3;font-style:normal;font-weight:400;src:url("./media/KaTeX_Size3-Regular-WQRQ47UD.woff2") format("woff2"),url("./media/KaTeX_Size3-Regular-TLFPAHDE.woff") format("woff"),url("./media/KaTeX_Size3-Regular-UFCO6WCA.ttf") format("truetype")}@font-face{font-display:block;font-family:KaTeX_Size4;font-style:normal;font-weight:400;src:url("./media/KaTeX_Size4-Regular-CDMV7U5C.woff2") format("woff2"),url("./media/KaTeX_Size4-Regular-PKMWZHNC.woff") format("woff"),url("./media/KaTeX_Size4-Regular-7PGNVPQK.ttf") format("truetype")}@font-face{font-display:block;font-family:KaTeX_Typewriter;font-style:normal;font-weight:400;src:url("./media/KaTeX_Typewriter-Regular-VBYJ4NRC.woff2") format("woff2"),url("./media/KaTeX_Typewriter-Regular-MJMFSK64.woff") format("woff"),url("./media/KaTeX_Typewriter-Regular-3F5K6SQ6.ttf") format("truetype")}.katex{font: 1.21em KaTeX_Main,Times New Roman,serif;line-height:1.2;position:relative;text-indent:0;text-rendering:auto}.katex *{-ms-high-contrast-adjust:none!important;border-color:currentColor}.katex .katex-version:after{content:"0.16.47"}.katex .katex-mathml{border:0;-webkit-clip-path:inset(50%);clip-path:inset(50%);height:1px;overflow:hidden;padding:0;position:absolute;width:1px}.katex .katex-html>.newline{display:block}.katex .base{position:relative;white-space:nowrap;width:-webkit-min-content;width:-moz-min-content;width:min-content}.katex .base,.katex .strut{display:inline-block}.katex .textbf{font-weight:700}.katex .textit{font-style:italic}.katex .textrm{font-family:KaTeX_Main}.katex .textsf{font-family:KaTeX_SansSerif}.katex .texttt{font-family:KaTeX_Typewriter}.katex .mathnormal{font-family:KaTeX_Math;font-style:italic}.katex .mathit{font-family:KaTeX_Main;font-style:italic}.katex .mathrm{font-style:normal}.katex .mathbf{font-family:KaTeX_Main;font-weight:700}.katex .boldsymbol{font-family:KaTeX_Math;font-style:italic;font-weight:700}.katex .amsrm,.katex .mathbb,.katex .textbb{font-family:KaTeX_AMS}.katex .mathcal{font-family:KaTeX_Caligraphic}.katex .mathfrak,.katex .textfrak{font-family:KaTeX_Fraktur}.katex .mathboldfrak,.katex .textboldfrak{font-family:KaTeX_Fraktur;font-weight:700}.katex .mathtt{font-family:KaTeX_Typewriter}.katex .mathscr,.katex .textscr{font-family:KaTeX_Script}.katex .mathsf,.katex .textsf{font-family:KaTeX_SansSerif}.katex .mathboldsf,.katex .textboldsf{font-family:KaTeX_SansSerif;font-weight:700}.katex .mathitsf,.katex .mathsfit,.katex .textitsf{font-family:KaTeX_SansSerif;font-style:italic}.katex .mainrm{font-family:KaTeX_Main;font-style:normal}.katex .vlist-t{border-collapse:collapse;display:inline-table;table-layout:fixed}.katex .vlist-r{display:table-row}.katex .vlist{display:table-cell;position:relative;vertical-align:bottom}.katex .vlist>span{display:block;height:0;position:relative}.katex .vlist>span>span{display:inline-block}.katex .vlist>span>.pstrut{overflow:hidden;width:0}.katex .vlist-t2{margin-right:-2px}.katex .vlist-s{display:table-cell;font-size:1px;min-width:2px;vertical-align:bottom;width:2px}.katex .vbox{align-items:baseline;display:inline-flex;flex-direction:column}.katex .hbox{width:100%}.katex .hbox,.katex .thinbox{display:inline-flex;flex-direction:row}.katex .thinbox{max-width:0;width:0}.katex .msupsub{text-align:left}.katex .mfrac>span>span{text-align:center}.katex .mfrac .frac-line{border-bottom-style:solid;display:inline-block;width:100%}.katex .hdashline,.katex .hline,.katex .mfrac .frac-line,.katex .overline .overline-line,.katex .rule,.katex .underline .underline-line{min-height:1px}.katex .mspace{display:inline-block}.katex .smash{display:inline;line-height:0}.katex .clap,.katex .llap,.katex .rlap{position:relative;width:0}.katex .clap>.inner,.katex .llap>.inner,.katex .rlap>.inner{position:absolute}.katex .clap>.fix,.katex .llap>.fix,.katex .rlap>.fix{display:inline-block}.katex .llap>.inner{right:0}.katex .clap>.inner,.katex .rlap>.inner{left:0}.katex .clap>.inner>span{margin-left:-50%;margin-right:50%}.katex .rule{border:0 solid;display:inline-block;position:relative}.katex .hline,.katex .overline .overline-line,.katex .underline .underline-line{border-bottom-style:solid;display:inline-block;width:100%}.katex .hdashline{border-bottom-style:dashed;display:inline-block;width:100%}.katex .sqrt>.root{margin-left:.2777777778em;margin-right:-.5555555556em}.katex .fontsize-ensurer.reset-size1.size1,.katex .sizing.reset-size1.size1{font-size:1em}.katex .fontsize-ensurer.reset-size1.size2,.katex .sizing.reset-size1.size2{font-size:1.2em}.katex .fontsize-ensurer.reset-size1.size3,.katex .sizing.reset-size1.size3{font-size:1.4em}.katex .fontsize-ensurer.reset-size1.size4,.katex .sizing.reset-size1.size4{font-size:1.6em}.katex .fontsize-ensurer.reset-size1.size5,.katex .sizing.reset-size1.size5{font-size:1.8em}.katex .fontsize-ensurer.reset-size1.size6,.katex .sizing.reset-size1.size6{font-size:2em}.katex .fontsize-ensurer.reset-size1.size7,.katex .sizing.reset-size1.size7{font-size:2.4em}.katex .fontsize-ensurer.reset-size1.size8,.katex .sizing.reset-size1.size8{font-size:2.88em}.katex .fontsize-ensurer.reset-size1.size9,.katex .sizing.reset-size1.size9{font-size:3.456em}.katex .fontsize-ensurer.reset-size1.size10,.katex .sizing.reset-size1.size10{font-size:4.148em}.katex .fontsize-ensurer.reset-size1.size11,.katex .sizing.reset-size1.size11{font-size:4.976em}.katex .fontsize-ensurer.reset-size2.size1,.katex .sizing.reset-size2.size1{font-size:.8333333333em}.katex .fontsize-ensurer.reset-size2.size2,.katex .sizing.reset-size2.size2{font-size:1em}.katex .fontsize-ensurer.reset-size2.size3,.katex .sizing.reset-size2.size3{font-size:1.1666666667em}.katex .fontsize-ensurer.reset-size2.size4,.katex .sizing.reset-size2.size4{font-size:1.3333333333em}.katex .fontsize-ensurer.reset-size2.size5,.katex .sizing.reset-size2.size5{font-size:1.5em}.katex .fontsize-ensurer.reset-size2.size6,.katex .sizing.reset-size2.size6{font-size:1.6666666667em}.katex .fontsize-ensurer.reset-size2.size7,.katex .sizing.reset-size2.size7{font-size:2em}.katex .fontsize-ensurer.reset-size2.size8,.katex .sizing.reset-size2.size8{font-size:2.4em}.katex .fontsize-ensurer.reset-size2.size9,.katex .sizing.reset-size2.size9{font-size:2.88em}.katex .fontsize-ensurer.reset-size2.size10,.katex .sizing.reset-size2.size10{font-size:3.4566666667em}.katex .fontsize-ensurer.reset-size2.size11,.katex .sizing.reset-size2.size11{font-size:4.1466666667em}.katex .fontsize-ensurer.reset-size3.size1,.katex .sizing.reset-size3.size1{font-size:.7142857143em}.katex .fontsize-ensurer.reset-size3.size2,.katex .sizing.reset-size3.size2{font-size:.8571428571em}.katex .fontsize-ensurer.reset-size3.size3,.katex .sizing.reset-size3.size3{font-size:1em}.katex .fontsize-ensurer.reset-size3.size4,.katex .sizing.reset-size3.size4{font-size:1.1428571429em}.katex .fontsize-ensurer.reset-size3.size5,.katex .sizing.reset-size3.size5{font-size:1.2857142857em}.katex .fontsize-ensurer.reset-size3.size6,.katex .sizing.reset-size3.size6{font-size:1.4285714286em}.katex .fontsize-ensurer.reset-size3.size7,.katex .sizing.reset-size3.size7{font-size:1.7142857143em}.katex .fontsize-ensurer.reset-size3.size8,.katex .sizing.reset-size3.size8{font-size:2.0571428571em}.katex .fontsize-ensurer.reset-size3.size9,.katex .sizing.reset-size3.size9{font-size:2.4685714286em}.katex .fontsize-ensurer.reset-size3.size10,.katex .sizing.reset-size3.size10{font-size:2.9628571429em}.katex .fontsize-ensurer.reset-size3.size11,.katex .sizing.reset-size3.size11{font-size:3.5542857143em}.katex .fontsize-ensurer.reset-size4.size1,.katex .sizing.reset-size4.size1{font-size:.625em}.katex .fontsize-ensurer.reset-size4.size2,.katex .sizing.reset-size4.size2{font-size:.75em}.katex .fontsize-ensurer.reset-size4.size3,.katex .sizing.reset-size4.size3{font-size:.875em}.katex .fontsize-ensurer.reset-size4.size4,.katex .sizing.reset-size4.size4{font-size:1em}.katex .fontsize-ensurer.reset-size4.size5,.katex .sizing.reset-size4.size5{font-size:1.125em}.katex .fontsize-ensurer.reset-size4.size6,.katex .sizing.reset-size4.size6{font-size:1.25em}.katex .fontsize-ensurer.reset-size4.size7,.katex .sizing.reset-size4.size7{font-size:1.5em}.katex .fontsize-ensurer.reset-size4.size8,.katex .sizing.reset-size4.size8{font-size:1.8em}.katex .fontsize-ensurer.reset-size4.size9,.katex .sizing.reset-size4.size9{font-size:2.16em}.katex .fontsize-ensurer.reset-size4.size10,.katex .sizing.reset-size4.size10{font-size:2.5925em}.katex .fontsize-ensurer.reset-size4.size11,.katex .sizing.reset-size4.size11{font-size:3.11em}.katex .fontsize-ensurer.reset-size5.size1,.katex .sizing.reset-size5.size1{font-size:.5555555556em}.katex .fontsize-ensurer.reset-size5.size2,.katex .sizing.reset-size5.size2{font-size:.6666666667em}.katex .fontsize-ensurer.reset-size5.size3,.katex .sizing.reset-size5.size3{font-size:.7777777778em}.katex .fontsize-ensurer.reset-size5.size4,.katex .sizing.reset-size5.size4{font-size:.8888888889em}.katex .fontsize-ensurer.reset-size5.size5,.katex .sizing.reset-size5.size5{font-size:1em}.katex .fontsize-ensurer.reset-size5.size6,.katex .sizing.reset-size5.size6{font-size:1.1111111111em}.katex .fontsize-ensurer.reset-size5.size7,.katex .sizing.reset-size5.size7{font-size:1.3333333333em}.katex .fontsize-ensurer.reset-size5.size8,.katex .sizing.reset-size5.size8{font-size:1.6em}.katex .fontsize-ensurer.reset-size5.size9,.katex .sizing.reset-size5.size9{font-size:1.92em}.katex .fontsize-ensurer.reset-size5.size10,.katex .sizing.reset-size5.size10{font-size:2.3044444444em}.katex .fontsize-ensurer.reset-size5.size11,.katex .sizing.reset-size5.size11{font-size:2.7644444444em}.katex .fontsize-ensurer.reset-size6.size1,.katex .sizing.reset-size6.size1{font-size:.5em}.katex .fontsize-ensurer.reset-size6.size2,.katex .sizing.reset-size6.size2{font-size:.6em}.katex .fontsize-ensurer.reset-size6.size3,.katex .sizing.reset-size6.size3{font-size:.7em}.katex .fontsize-ensurer.reset-size6.size4,.katex .sizing.reset-size6.size4{font-size:.8em}.katex .fontsize-ensurer.reset-size6.size5,.katex .sizing.reset-size6.size5{font-size:.9em}.katex .fontsize-ensurer.reset-size6.size6,.katex .sizing.reset-size6.size6{font-size:1em}.katex .fontsize-ensurer.reset-size6.size7,.katex .sizing.reset-size6.size7{font-size:1.2em}.katex .fontsize-ensurer.reset-size6.size8,.katex .sizing.reset-size6.size8{font-size:1.44em}.katex .fontsize-ensurer.reset-size6.size9,.katex .sizing.reset-size6.size9{font-size:1.728em}.katex .fontsize-ensurer.reset-size6.size10,.katex .sizing.reset-size6.size10{font-size:2.074em}.katex .fontsize-ensurer.reset-size6.size11,.katex .sizing.reset-size6.size11{font-size:2.488em}.katex .fontsize-ensurer.reset-size7.size1,.katex .sizing.reset-size7.size1{font-size:.4166666667em}.katex .fontsize-ensurer.reset-size7.size2,.katex .sizing.reset-size7.size2{font-size:.5em}.katex .fontsize-ensurer.reset-size7.size3,.katex .sizing.reset-size7.size3{font-size:.5833333333em}.katex .fontsize-ensurer.reset-size7.size4,.katex .sizing.reset-size7.size4{font-size:.6666666667em}.katex .fontsize-ensurer.reset-size7.size5,.katex .sizing.reset-size7.size5{font-size:.75em}.katex .fontsize-ensurer.reset-size7.size6,.katex .sizing.reset-size7.size6{font-size:.8333333333em}.katex .fontsize-ensurer.reset-size7.size7,.katex .sizing.reset-size7.size7{font-size:1em}.katex .fontsize-ensurer.reset-size7.size8,.katex .sizing.reset-size7.size8{font-size:1.2em}.katex .fontsize-ensurer.reset-size7.size9,.katex .sizing.reset-size7.size9{font-size:1.44em}.katex .fontsize-ensurer.reset-size7.size10,.katex .sizing.reset-size7.size10{font-size:1.7283333333em}.katex .fontsize-ensurer.reset-size7.size11,.katex .sizing.reset-size7.size11{font-size:2.0733333333em}.katex .fontsize-ensurer.reset-size8.size1,.katex .sizing.reset-size8.size1{font-size:.3472222222em}.katex .fontsize-ensurer.reset-size8.size2,.katex .sizing.reset-size8.size2{font-size:.4166666667em}.katex .fontsize-ensurer.reset-size8.size3,.katex .sizing.reset-size8.size3{font-size:.4861111111em}.katex .fontsize-ensurer.reset-size8.size4,.katex .sizing.reset-size8.size4{font-size:.5555555556em}.katex .fontsize-ensurer.reset-size8.size5,.katex .sizing.reset-size8.size5{font-size:.625em}.katex .fontsize-ensurer.reset-size8.size6,.katex .sizing.reset-size8.size6{font-size:.6944444444em}.katex .fontsize-ensurer.reset-size8.size7,.katex .sizing.reset-size8.size7{font-size:.8333333333em}.katex .fontsize-ensurer.reset-size8.size8,.katex .sizing.reset-size8.size8{font-size:1em}.katex .fontsize-ensurer.reset-size8.size9,.katex .sizing.reset-size8.size9{font-size:1.2em}.katex .fontsize-ensurer.reset-size8.size10,.katex .sizing.reset-size8.size10{font-size:1.4402777778em}.katex .fontsize-ensurer.reset-size8.size11,.katex .sizing.reset-size8.size11{font-size:1.7277777778em}.katex .fontsize-ensurer.reset-size9.size1,.katex .sizing.reset-size9.size1{font-size:.2893518519em}.katex .fontsize-ensurer.reset-size9.size2,.katex .sizing.reset-size9.size2{font-size:.3472222222em}.katex .fontsize-ensurer.reset-size9.size3,.katex .sizing.reset-size9.size3{font-size:.4050925926em}.katex .fontsize-ensurer.reset-size9.size4,.katex .sizing.reset-size9.size4{font-size:.462962963em}.katex .fontsize-ensurer.reset-size9.size5,.katex .sizing.reset-size9.size5{font-size:.5208333333em}.katex .fontsize-ensurer.reset-size9.size6,.katex .sizing.reset-size9.size6{font-size:.5787037037em}.katex .fontsize-ensurer.reset-size9.size7,.katex .sizing.reset-size9.size7{font-size:.6944444444em}.katex .fontsize-ensurer.reset-size9.size8,.katex .sizing.reset-size9.size8{font-size:.8333333333em}.katex .fontsize-ensurer.reset-size9.size9,.katex .sizing.reset-size9.size9{font-size:1em}.katex .fontsize-ensurer.reset-size9.size10,.katex .sizing.reset-size9.size10{font-size:1.2002314815em}.katex .fontsize-ensurer.reset-size9.size11,.katex .sizing.reset-size9.size11{font-size:1.4398148148em}.katex .fontsize-ensurer.reset-size10.size1,.katex .sizing.reset-size10.size1{font-size:.2410800386em}.katex .fontsize-ensurer.reset-size10.size2,.katex .sizing.reset-size10.size2{font-size:.2892960463em}.katex .fontsize-ensurer.reset-size10.size3,.katex .sizing.reset-size10.size3{font-size:.337512054em}.katex .fontsize-ensurer.reset-size10.size4,.katex .sizing.reset-size10.size4{font-size:.3857280617em}.katex .fontsize-ensurer.reset-size10.size5,.katex .sizing.reset-size10.size5{font-size:.4339440694em}.katex .fontsize-ensurer.reset-size10.size6,.katex .sizing.reset-size10.size6{font-size:.4821600771em}.katex .fontsize-ensurer.reset-size10.size7,.katex .sizing.reset-size10.size7{font-size:.5785920926em}.katex .fontsize-ensurer.reset-size10.size8,.katex .sizing.reset-size10.size8{font-size:.6943105111em}.katex .fontsize-ensurer.reset-size10.size9,.katex .sizing.reset-size10.size9{font-size:.8331726133em}.katex .fontsize-ensurer.reset-size10.size10,.katex .sizing.reset-size10.size10{font-size:1em}.katex .fontsize-ensurer.reset-size10.size11,.katex .sizing.reset-size10.size11{font-size:1.1996142719em}.katex .fontsize-ensurer.reset-size11.size1,.katex .sizing.reset-size11.size1{font-size:.2009646302em}.katex .fontsize-ensurer.reset-size11.size2,.katex .sizing.reset-size11.size2{font-size:.2411575563em}.katex .fontsize-ensurer.reset-size11.size3,.katex .sizing.reset-size11.size3{font-size:.2813504823em}.katex .fontsize-ensurer.reset-size11.size4,.katex .sizing.reset-size11.size4{font-size:.3215434084em}.katex .fontsize-ensurer.reset-size11.size5,.katex .sizing.reset-size11.size5{font-size:.3617363344em}.katex .fontsize-ensurer.reset-size11.size6,.katex .sizing.reset-size11.size6{font-size:.4019292605em}.katex .fontsize-ensurer.reset-size11.size7,.katex .sizing.reset-size11.size7{font-size:.4823151125em}.katex .fontsize-ensurer.reset-size11.size8,.katex .sizing.reset-size11.size8{font-size:.578778135em}.katex .fontsize-ensurer.reset-size11.size9,.katex .sizing.reset-size11.size9{font-size:.6945337621em}.katex .fontsize-ensurer.reset-size11.size10,.katex .sizing.reset-size11.size10{font-size:.8336012862em}.katex .fontsize-ensurer.reset-size11.size11,.katex .sizing.reset-size11.size11{font-size:1em}.katex .delimsizing.size1{font-family:KaTeX_Size1}.katex .delimsizing.size2{font-family:KaTeX_Size2}.katex .delimsizing.size3{font-family:KaTeX_Size3}.katex .delimsizing.size4{font-family:KaTeX_Size4}.katex .delimsizing.mult .delim-size1>span{font-family:KaTeX_Size1}.katex .delimsizing.mult .delim-size4>span{font-family:KaTeX_Size4}.katex .nulldelimiter{display:inline-block;width:.12em}.katex .delimcenter,.katex .op-symbol{position:relative}.katex .op-symbol.small-op{font-family:KaTeX_Size1}.katex .op-symbol.large-op{font-family:KaTeX_Size2}.katex .accent>.vlist-t,.katex .op-limits>.vlist-t{text-align:center}.katex .accent .accent-body{position:relative}.katex .accent .accent-body:not(.accent-full){width:0}.katex .overlay{display:block}.katex .mtable .vertical-separator{display:inline-block;min-width:1px}.katex .mtable .arraycolsep{display:inline-block}.katex .mtable .col-align-c>.vlist-t{text-align:center}.katex .mtable .col-align-l>.vlist-t{text-align:left}.katex .mtable .col-align-r>.vlist-t{text-align:right}.katex .svg-align{text-align:left}.katex svg{fill:currentColor;stroke:currentColor;display:block;height:inherit;position:absolute;width:100%}.katex svg path{stroke:none}.katex svg{fill-rule:nonzero;fill-opacity:1;stroke-width:1;stroke-linecap:butt;stroke-linejoin:miter;stroke-miterlimit:4;stroke-dasharray:none;stroke-dashoffset:0;stroke-opacity:1}.katex img{border-style:none;max-height:none;max-width:none;min-height:0;min-width:0}.katex .stretchy{display:block;overflow:hidden;position:relative;width:100%}.katex .stretchy:after,.katex .stretchy:before{content:""}.katex .hide-tail{overflow:hidden;position:relative;width:100%}.katex .halfarrow-left{left:0;overflow:hidden;position:absolute;width:50.2%}.katex .halfarrow-right{overflow:hidden;position:absolute;right:0;width:50.2%}.katex .brace-left{left:0;overflow:hidden;position:absolute;width:25.1%}.katex .brace-center{left:25%;overflow:hidden;position:absolute;width:50%}.katex .brace-right{overflow:hidden;position:absolute;right:0;width:25.1%}.katex .x-arrow-pad{padding:0 .5em}.katex .cd-arrow-pad{padding:0 .55556em 0 .27778em}.katex .mover,.katex .munder,.katex .x-arrow{text-align:center}.katex .boxpad{padding:0 .3em}.katex .fbox,.katex .fcolorbox{border:.04em solid;box-sizing:border-box}.katex .cancel-pad{padding:0 .2em}.katex .cancel-lap{margin-left:-.2em;margin-right:-.2em}.katex .sout{border-bottom-style:solid;border-bottom-width:.08em}.katex .angl{border-right:.049em solid;border-top:.049em solid;box-sizing:border-box;margin-right:.03889em}.katex .anglpad{padding:0 .03889em}.katex .eqn-num:before{content:"(" counter(katexEqnNo) ")";counter-increment:katexEqnNo}.katex .mml-eqn-num:before{content:"(" counter(mmlEqnNo) ")";counter-increment:mmlEqnNo}.katex .mtr-glue{width:50%}.katex .cd-vert-arrow{display:inline-block;position:relative}.katex .cd-label-left{display:inline-block;position:absolute;right:calc(50% + .3em);text-align:left}.katex .cd-label-right{display:inline-block;left:calc(50% + .3em);position:absolute;text-align:right}.katex-display{display:block;margin:1em 0;text-align:center}.katex-display>.katex{display:block;text-align:center;white-space:nowrap}.katex-display>.katex>.katex-html{display:block;position:relative}.katex-display>.katex>.katex-html>.tag{position:absolute;right:0}.katex-display.leqno>.katex>.katex-html>.tag{left:0;right:auto}.katex-display.fleqn>.katex{padding-left:2em;text-align:left}body{counter-reset:katexEqnNo mmlEqnNo}:root{color-scheme:light dark;--bg: #fbfbfa;--bg-elev: #ffffff;--bg-sunken: #f2f2ef;--bg-hover: #ebebe7;--fg: #1d1d1b;--fg-muted: #6b6b66;--border: #e2e2dd;--border-strong: #cfcfc8;--accent: #2f6fdb;--accent-fg: #ffffff;--accent-soft: #e6eefc;--danger: #c2372b;--danger-soft: #fbe9e7;--warn: #9a6500;--warn-soft: #fdf1d8;--ok: #2c7a4b;--ok-soft: #e3f3e8;--user-bg: #f1f3f8;--mode-path: #2f6fdb;--mode-path-soft: #e6eefc;--mode-summary: #a15c00;--mode-summary-soft: #fcefd9;--mode-message: #0f7a70;--mode-message-soft: #ddf2ef;--mode-independent: #7a45c7;--mode-independent-soft: #f0e8fb;--radius: 10px;--radius-sm: 6px;--shadow: 0 1px 2px rgb(0 0 0 / .05), 0 8px 24px rgb(0 0 0 / .08);--focus: 0 0 0 2px var(--bg), 0 0 0 4px var(--accent);--font: ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;--mono: ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas, "Liberation Mono", monospace;--sidebar-w: 288px;--inspector-w: 380px}@media(prefers-color-scheme:dark){:root{--bg: #161616;--bg-elev: #1f1f1e;--bg-sunken: #121212;--bg-hover: #2a2a28;--fg: #e9e9e4;--fg-muted: #9b9b94;--border: #2f2f2c;--border-strong: #42423e;--accent: #6b9cf0;--accent-fg: #0d1526;--accent-soft: #1d2a42;--danger: #f07a6d;--danger-soft: #3a1f1c;--warn: #e7b35a;--warn-soft: #3a2d14;--ok: #6cc795;--ok-soft: #173024;--user-bg: #22242a;--mode-path: #7ea9f3;--mode-path-soft: #1d2a42;--mode-summary: #e7b35a;--mode-summary-soft: #3a2d14;--mode-message: #5cc6b9;--mode-message-soft: #15302c;--mode-independent: #b893f0;--mode-independent-soft: #2e2242;--shadow: 0 1px 2px rgb(0 0 0 / .4), 0 8px 24px rgb(0 0 0 / .45)}}*,*:before,*:after{box-sizing:border-box}html,body{height:100%;margin:0}body{background:var(--bg);color:var(--fg);font:15px/1.55 var(--font);-webkit-font-smoothing:antialiased;-webkit-text-size-adjust:100%}h1,h2,h3{line-height:1.25;margin:0}h1{font-size:1.1rem;font-weight:600}h2{font-size:1rem;font-weight:600}a{color:var(--accent)}button,input,select,textarea{font:inherit;color:inherit}:focus-visible{outline:none;box-shadow:var(--focus);border-radius:var(--radius-sm)}kbd{font:12px var(--mono);padding:1px 6px;border:1px solid var(--border-strong);border-bottom-width:2px;border-radius:4px;background:var(--bg-elev)}hr{border:0;border-top:1px solid var(--border);margin:8px 0;width:100%}.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}.muted{color:var(--fg-muted)}.small{font-size:.82rem}.center{text-align:center}.pad{padding:4px 12px}.icon,.logo{display:inline-flex;flex:none}.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;min-height:34px;padding:6px 12px;border:1px solid var(--border-strong);border-radius:var(--radius-sm);background:var(--bg-elev);cursor:pointer;text-decoration:none;color:var(--fg);white-space:nowrap;font-weight:500;transition:background .12s,border-color .12s}.btn:hover:not(:disabled){background:var(--bg-hover)}.btn:disabled{opacity:.5;cursor:default}.btn-sm{min-height:28px;padding:3px 9px;font-size:.85rem}.mode-switch{display:inline-flex;padding:2px;border:1px solid var(--border-strong);border-radius:var(--radius-sm);background:var(--bg-sunken);font-size:.8rem;white-space:nowrap}.mode-switch-opt{padding:2px 8px;border-radius:4px;color:var(--fg);text-decoration:none}.mode-switch-opt:hover{background:var(--bg-hover)}.mode-switch-opt.is-current{background:var(--bg-elev);font-weight:600;box-shadow:0 0 0 1px var(--border-strong)}.mode-switch-opt.is-experimental:after{content:"";display:inline-block;width:5px;height:5px;margin:0 0 6px 3px;border-radius:50%;background:var(--mode-independent)}.btn-primary{background:var(--accent);border-color:var(--accent);color:var(--accent-fg)}.btn-primary:hover:not(:disabled){background:var(--accent);filter:brightness(1.08)}.btn-danger{background:var(--danger);border-color:var(--danger);color:#fff}.btn-danger:hover:not(:disabled){background:var(--danger);filter:brightness(1.08)}.btn-ghost{background:transparent;border-color:transparent}.btn-danger-ghost{background:transparent;border-color:transparent;color:var(--danger)}.btn-danger-ghost:hover:not(:disabled){background:var(--danger-soft)}.icon-btn{display:inline-flex;align-items:center;justify-content:center;width:32px;height:32px;padding:0;border:0;border-radius:var(--radius-sm);background:transparent;color:var(--fg-muted);cursor:pointer;flex:none}.icon-btn:hover:not(:disabled){background:var(--bg-hover);color:var(--fg)}.icon-btn.icon-btn-danger:hover:not(:disabled){color:var(--danger)}.icon-btn.is-on{background:var(--accent-soft);color:var(--accent)}.link-btn{border:0;background:none;padding:0 2px;color:var(--accent);cursor:pointer;font-family:var(--mono);font-size:.8rem}.link-btn:hover{text-decoration:underline}.badge{display:inline-flex;align-items:center;gap:3px;padding:0 6px;border-radius:999px;font-size:.7rem;font-weight:600;line-height:1.6;letter-spacing:.02em;background:var(--bg-sunken);color:var(--fg-muted);white-space:nowrap;text-transform:lowercase}.badge-warn{background:var(--warn-soft);color:var(--warn)}.badge-ok{background:var(--ok-soft);color:var(--ok)}.badge-danger{background:var(--danger-soft);color:var(--danger)}.mode-path{background:var(--mode-path-soft);color:var(--mode-path)}.mode-summary{background:var(--mode-summary-soft);color:var(--mode-summary)}.mode-message{background:var(--mode-message-soft);color:var(--mode-message)}.mode-independent{background:var(--mode-independent-soft);color:var(--mode-independent)}.mode-text-path{color:var(--mode-path)}.mode-text-summary{color:var(--mode-summary)}.mode-text-message{color:var(--mode-message)}.mode-text-independent{color:var(--mode-independent)}.state-active,.status-ready{background:var(--ok-soft);color:var(--ok)}.state-revoked,.state-unavailable,.status-failed{background:var(--danger-soft);color:var(--danger)}.state-expired,.status-pending{background:var(--warn-soft);color:var(--warn)}.count{font-size:.75rem;color:var(--fg-muted);font-variant-numeric:tabular-nums}.form{display:flex;flex-direction:column;gap:14px}.field{display:flex;flex-direction:column;gap:4px;flex:1;min-width:0}.field-label{font-size:.8rem;font-weight:600;color:var(--fg-muted)}.field-row{display:flex;gap:12px;flex-wrap:wrap}input[type=text],input[type=date],select,textarea{width:100%;padding:7px 10px;border:1px solid var(--border-strong);border-radius:var(--radius-sm);background:var(--bg-elev)}textarea{resize:vertical;line-height:1.45}input:focus-visible,select:focus-visible,textarea:focus-visible{border-color:var(--accent)}.radio-group{border:0;padding:0;margin:0;display:flex;flex-direction:column;gap:6px}.radio,.check{display:flex;gap:8px;align-items:flex-start;cursor:pointer}.radio>span{display:flex;flex-direction:column}.radio input,.check input{margin-top:4px;accent-color:var(--accent)}.indent{margin-left:24px}.form-actions{display:flex;justify-content:flex-end;gap:8px;flex-wrap:wrap}.btn-left{margin-right:auto}.notice{display:flex;flex-wrap:wrap;align-items:center;gap:8px;margin:8px 0;padding:8px 10px;border-radius:var(--radius-sm);background:var(--warn-soft);color:var(--fg);font-size:.85rem}.notice-error{background:var(--danger-soft)}.copy-row{display:flex;gap:8px}app-beta-banner{display:block}.beta-banner{display:flex;align-items:center;justify-content:center;gap:4px 12px;margin:0;padding:4px 8px 4px 16px;border-bottom:1px solid var(--border);background:var(--accent-soft);font-size:.88rem;text-align:center}.beta-banner a{white-space:nowrap}.toasts{position:fixed;bottom:var(--toast-bottom, 16px);left:50%;transform:translate(-50%);display:flex;flex-direction:column;gap:8px;z-index:100;width:min(520px,calc(100vw - 2 * var(--gutter, 16px)));pointer-events:none}.toast{display:flex;align-items:center;gap:8px;padding:8px 8px 8px 14px;border-radius:var(--radius);background:var(--fg);color:var(--bg);box-shadow:var(--shadow);pointer-events:auto;font-size:.9rem}.toast span{flex:1}.toast .icon-btn{color:inherit}.toast-error{background:var(--danger);color:#fff}.toast-link{margin-left:6px;color:inherit;font-weight:600;text-decoration:underline}.model-suggestions{display:flex;flex-wrap:wrap;gap:4px 6px}.model-chip{max-width:100%;padding:2px 9px;border:1px solid var(--border-strong);border-radius:999px;background:var(--bg-elev);font-size:.8rem;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;cursor:pointer}.model-chip:hover{background:var(--bg-hover)}.model-chip[aria-pressed=true]{border-color:var(--accent);background:var(--accent-soft);color:var(--accent)}.model-chip-id{color:var(--fg-muted)}.model-chip[aria-pressed=true] .model-chip-id{color:inherit}@media(max-width:560px){.model-chip-id{display:none}}.account-id{display:flex;flex-direction:column;gap:4px;margin:8px 0}.account-id-row{display:flex;align-items:center;gap:8px}.account-id-value{font-family:var(--mono);font-size:.8rem;overflow-wrap:anywhere;-webkit-user-select:all;user-select:all}.card-list{list-style:none;padding:0;margin:0;display:flex;flex-direction:column;gap:8px}.card{display:flex;flex-direction:column;gap:4px;padding:12px 14px;border:1px solid var(--border);border-radius:var(--radius);background:var(--bg-elev)}.card-link{color:inherit;text-decoration:none}.card-link:hover{border-color:var(--border-strong);background:var(--bg-hover)}.modal-host{position:fixed;inset:0;z-index:50;display:grid;place-items:center;padding:16px}.backdrop{position:absolute;inset:0;background:#0006}.modal{position:relative;width:min(560px,100%);max-height:calc(100dvh - 32px);display:flex;flex-direction:column;border-radius:14px;background:var(--bg-elev);box-shadow:var(--shadow);border:1px solid var(--border)}.modal-wide{width:min(760px,100%)}.modal-head{display:flex;align-items:center;justify-content:space-between;padding:14px 16px 8px 20px}.modal-body{padding:4px 20px 20px;overflow-y:auto}@media(max-width:560px){.modal-host{padding:0;align-items:end}.modal{width:100%;max-height:92dvh;border-radius:14px 14px 0 0}}.shortcuts{width:100%;border-collapse:collapse;font-size:.9rem}.shortcuts td{padding:5px 4px;border-bottom:1px solid var(--border)}.shortcuts td:first-child{white-space:nowrap;width:1%;padding-right:16px}.segmented{display:inline-flex;padding:2px;border:1px solid var(--border-strong);border-radius:999px;background:var(--bg-sunken);flex:none}.segment{padding:3px 12px;border:0;border-radius:999px;background:none;color:var(--fg-muted);font-size:.86rem;font-weight:500;cursor:pointer}.segment.is-on{background:var(--bg-elev);color:var(--fg);box-shadow:0 1px 2px #0000001f}.segment:disabled{cursor:default}.tier-note{margin:0 0 6px;color:var(--fg-muted);font-size:.82rem}.compare-sheet .modal{width:min(1100px,100%);height:min(780px,calc(100dvh - 32px))}.compare-sheet .modal-body{display:flex;flex:1;flex-direction:column;min-height:0}@media(max-width:560px){.compare-sheet .modal{height:92dvh}}.compare{display:flex;flex:1;flex-direction:column;gap:8px;min-height:0}.compare-question{display:-webkit-box;margin:0;overflow:hidden;-webkit-box-orient:vertical;-webkit-line-clamp:2;line-clamp:2;font-weight:500;overflow-wrap:anywhere}.compare-note{margin:0}.compare-tabs{display:flex}.compare-panes{display:grid;flex:1;grid-template-columns:1fr;gap:12px;min-height:0}.compare-pane{display:none;flex-direction:column;min-width:0;min-height:0;border:1px solid var(--border);border-radius:var(--radius);background:var(--bg-elev)}.compare-pane[data-active=true]{display:flex}.compare-pane-head{display:flex;flex-wrap:wrap;align-items:baseline;gap:4px 8px;padding:10px 14px 8px;border-bottom:1px solid var(--border)}.compare-pane-head h3{margin:0;font-size:.95rem}.compare-status,.compare-error{margin-left:auto}.compare-error{color:var(--danger)}.compare-body{flex:1;min-height:0;padding:10px 14px;overflow:auto;overflow-wrap:anywhere}.compare-pane-foot{display:flex;justify-content:flex-end;padding:8px 14px 10px;border-top:1px solid var(--border)}@media(min-width:900px){.compare-tabs{display:none}.compare-panes{grid-template-columns:1fr 1fr}.compare-pane{display:flex}}.lead{margin:0;color:var(--fg-muted);font-size:1.02rem}.login{min-height:100dvh;display:grid;place-items:center;padding:24px 16px;background:var(--bg)}.login-card{width:100%;max-width:380px;display:flex;flex-direction:column;gap:14px;padding:28px 24px;border:1px solid var(--border);border-radius:var(--radius);background:var(--bg-elev);box-shadow:var(--shadow)}.login-brand{display:flex;align-items:center;gap:8px;margin:0 0 4px;font-size:1.3rem}.login-methods{display:flex;flex-direction:column;gap:8px}.login-btn{justify-content:center;width:100%}.login-divider{display:flex;align-items:center;gap:10px;color:var(--fg-muted);font-size:.8rem}.login-divider:before,.login-divider:after{content:"";flex:1;border-top:1px solid var(--border)}.login-remember{display:flex;flex-wrap:wrap;align-items:baseline;gap:6px;font-size:.9rem}.login-legal{margin:0}.turnstile{min-height:65px}.tangents{display:flex;flex-direction:column;align-items:stretch;gap:6px;margin-top:14px;padding-top:10px;border-top:1px dashed var(--border-strong)}.tangents-label{letter-spacing:.04em;text-transform:uppercase;font-weight:600}.tangent{display:block;width:100%;padding:7px 12px;border:1px solid var(--border-strong);border-radius:var(--radius-sm);background:var(--bg-elev);color:var(--fg);font:inherit;font-size:.92rem;line-height:1.45;text-align:left;cursor:pointer}.tangent>app-icon{display:inline-flex;vertical-align:-2px;margin-right:6px;color:var(--accent)}.tangent-title{font-weight:500}.tangent-why{font-size:.85rem}.tangent-why:before{content:" "}.tangent:hover:not(:disabled){border-color:var(--accent);background:var(--bg-hover)}.tangent:disabled{cursor:progress;opacity:.7}.tangent.is-followed{border-style:dashed}.tangent.is-on{border-style:solid;border-color:var(--accent);background:var(--accent-soft)}.tangent-ask{display:flex;flex-wrap:wrap;align-items:flex-start;gap:0 6px;cursor:text}.tangent-ask>app-icon{margin:3px 0 0}.tangent-ask .tangent-ask-field{flex:1;min-width:0;padding:0;border:0;border-radius:0;background:transparent;font:inherit;line-height:inherit;resize:none}.tangent-ask .tangent-ask-field:focus-visible{outline:none;box-shadow:none}.tangent-ask:focus-within,.tangent-ask:focus-within:hover{border-color:var(--accent);background:var(--bg-elev);box-shadow:0 0 0 3px var(--accent-soft)}.tangent-ask.is-expanded{padding-bottom:6px}.tangent-ask.is-disabled,.tangent-ask.is-disabled:hover{border-color:var(--border-strong);background:var(--bg-elev);opacity:.7;cursor:not-allowed}.tangent-ask-field:disabled{cursor:inherit}.tangent-ask:not(.is-expanded) textarea.tangent-ask-field{overflow:hidden;white-space:nowrap;text-overflow:ellipsis}.tangent-ask-actions{display:flex;flex-basis:100%;justify-content:flex-end;align-items:center;gap:4px;margin-top:6px}.tangent-ask-send{width:26px;height:22px;color:var(--accent)}.tangent-ask-fold{margin-right:auto;width:28px;height:28px}.tangent-ask.is-latest:not(.is-disabled),.tangent-ask.is-latest:not(.is-disabled):hover{border-color:var(--accent);background:var(--accent-soft)}.tangent-ask.is-latest:focus-within,.tangent-ask.is-latest:not(.is-disabled):focus-within:hover{background:var(--bg-elev)}.selection-ask{display:inline-flex;border-radius:999px;box-shadow:var(--shadow);pointer-events:auto}.selection-ask-main{border-radius:999px}.selection-ask-main:has(+.selection-ask-more){border-radius:999px 0 0 999px}.selection-ask-more{padding:6px 12px 6px 9px;border-left:0;border-color:var(--accent);border-radius:0 999px 999px 0;color:var(--accent)}.text-size-wrap{position:relative}.text-size-scrim{position:fixed;inset:0;z-index:20}.text-size-menu{position:absolute;right:0;top:calc(100% + 6px);z-index:21;min-width:220px;max-width:calc(100vw - 24px);display:flex;flex-direction:column;gap:8px;padding:12px;border:1px solid var(--border);border-radius:var(--radius);background:var(--bg-elev);box-shadow:var(--shadow);font-size:.9rem}.text-size-btn{font-weight:600;font-size:.92rem;letter-spacing:-.02em}.text-size-steps{display:flex;align-items:center;gap:8px}.text-size-steps .btn{flex:none;min-width:44px}.text-size-menu .btn[aria-disabled=true]{opacity:.5;cursor:default}.text-size-menu .btn[aria-disabled=true]:hover{background:var(--bg-elev)}.text-size-menu .btn-ghost[aria-disabled=true]:hover{background:transparent}.text-size-glyph-sm{font-size:.8rem}.text-size-glyph-lg{font-size:1.05rem}.text-size-value{flex:1;text-align:center;font-weight:600;font-variant-numeric:tabular-nums}.sources{display:flex;flex-wrap:wrap;align-items:center;gap:6px 8px;margin-top:12px}.sources-label{display:inline-flex;align-items:center;gap:4px;color:var(--ok);font-weight:600}.sources-chips{display:flex;flex-wrap:wrap;gap:6px;margin:0;padding:0;list-style:none}.source-chip{display:inline-block;max-width:220px;overflow:hidden;padding:2px 8px;border:1px solid var(--border-strong);border-radius:999px;background:var(--bg-elev);color:var(--fg);font-size:.8rem;text-overflow:ellipsis;white-space:nowrap;text-decoration:none}.source-chip:hover{border-color:var(--accent);background:var(--bg-hover)}.sources-none{display:flex;flex-wrap:wrap;align-items:center;gap:4px 8px;margin:10px 0 0;color:var(--fg-muted)}.sources-none.is-deep{color:var(--fg)}.sources-check>app-icon{display:inline-flex;vertical-align:-2px}app-related-links{--related-accent: var(--accent);--related-chip-bg: var(--bg-elev);--related-chip-border: var(--border-strong);--related-note: var(--fg-muted);--related-max-width: 520px;display:block}.related-links{margin-top:8px}.related-toggle,.related-label{display:inline-flex;align-items:center;gap:4px;color:var(--fg-muted)}.related-toggle{padding:2px 8px;border:1px solid var(--border);border-radius:999px;background:var(--related-chip-bg);font-size:.78rem;cursor:pointer}.related-toggle:hover{color:var(--fg);border-color:var(--related-chip-border)}.related-toggle>app-icon:first-child,.related-label>app-icon{color:var(--related-accent)}.related-list{display:flex;flex-direction:column;gap:6px;margin:6px 0 0;padding:0;list-style:none}.related-item{display:flex;flex-wrap:wrap;align-items:flex-start;gap:2px 4px;max-width:var(--related-max-width)}.related-chip{display:flex;align-items:flex-start;gap:6px;min-width:0;padding:4px 10px;border:1px solid var(--related-chip-border);border-radius:var(--radius-sm);background:var(--related-chip-bg);color:var(--fg);font:inherit;font-size:.86rem;line-height:1.4;text-align:left;cursor:pointer}.related-chip:hover{border-color:var(--related-accent);background:var(--bg-hover)}.related-chip>app-icon{margin-top:2px;color:var(--related-accent)}.related-text{display:flex;flex-direction:column;min-width:0}.related-crumbs,.node-picker-crumbs{overflow:hidden;color:var(--fg-muted);font-size:.75rem;text-overflow:ellipsis;white-space:nowrap}.related-title{overflow-wrap:anywhere}.related-chip.is-tangent .related-title{font-weight:500}.related-actions{display:inline-flex}.related-actions .icon-btn{width:28px;height:28px}.related-note{flex-basis:100%;margin:0;padding-left:12px;color:var(--related-note);font-size:.82rem;font-style:italic;white-space:pre-wrap}.related-note-form{display:flex;flex-direction:column;flex-basis:100%;gap:6px}.related-note-actions{display:flex;justify-content:flex-end;gap:6px}.related-links.is-compact .related-list{flex-flow:row wrap;gap:4px}.related-links.is-compact .related-item{align-items:center;gap:2px;max-width:100%}.related-links.is-compact .related-chip{align-items:center;max-width:220px;padding:1px 8px;border-radius:999px;font-size:.78rem}.related-links.is-compact .related-chip>app-icon{margin-top:0}.related-links.is-compact .related-title{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.related-links.is-compact .related-actions .icon-btn{width:22px;height:22px}app-node-picker{--picker-accent: var(--accent);--picker-active-bg: var(--accent-soft);--picker-list-height: min(50dvh, 420px);display:flex;flex-direction:column;gap:12px;min-height:0}.node-picker-search{position:relative;display:flex;align-items:center}.node-picker-search>app-icon{position:absolute;left:10px;color:var(--fg-muted);pointer-events:none}.node-picker-search>input{padding-left:30px}.node-picker-list{max-height:var(--picker-list-height);margin:0;padding:4px;overflow-y:auto;border:1px solid var(--border);border-radius:var(--radius-sm);list-style:none}.node-picker-heading,.node-picker-option{display:flex;flex-wrap:wrap;align-items:baseline;gap:0 6px;padding:5px 8px 5px calc(8px + var(--depth, 0) * 14px);border-radius:var(--radius-sm);font-size:.88rem;line-height:1.4}.node-picker-heading{margin-top:4px;color:var(--fg-muted);font-weight:600}.node-picker-heading>app-icon,.node-picker-option>app-icon{align-self:center}.node-picker-option{cursor:pointer}.node-picker-option:not(.is-branch){padding-left:calc(22px + var(--depth, 0) * 14px)}.node-picker-option.is-branch{font-weight:600}.node-picker-option.is-branch>app-icon{color:var(--picker-accent)}.node-picker-option:hover{background:var(--bg-hover)}.node-picker-option.is-active{background:var(--picker-active-bg);box-shadow:inset 2px 0 0 var(--picker-accent)}.node-picker-role{color:var(--fg-muted);font-size:.8rem}.node-picker-title{min-width:0;overflow-wrap:anywhere}.node-picker-option .node-picker-crumbs{flex-basis:100%;font-weight:400}.node-picker-empty{padding:10px 8px}.node-picker-chosen{display:flex;align-items:flex-start;gap:8px;padding:8px 10px;border:1px solid var(--picker-accent);border-radius:var(--radius-sm);background:var(--picker-active-bg)}.node-picker-chosen>app-icon{margin-top:3px;color:var(--picker-accent)}.node-picker-text{display:flex;flex:1;flex-direction:column;min-width:0}.node-picker-chosen .node-picker-title{font-weight:500}.node-picker-actions{align-items:center}.billing-page{display:block;max-width:720px;margin:0 auto;padding:16px 16px 48px}.billing-back{display:inline-flex;align-items:center;gap:4px;font-family:inherit;font-size:.9rem}.billing-title{margin:8px 0 12px;font-size:1.5rem}.billing-h{margin:0 0 4px;font-size:1.05rem}.billing-section{margin:16px 0}.billing-section p{margin:4px 0}.billing-balance{font-size:2rem;font-weight:600;font-variant-numeric:tabular-nums}.billing-negative,.billing-error{color:var(--danger)}.billing-banner{justify-content:space-between;flex-wrap:nowrap}.billing-banner-ok{background:var(--ok-soft)}.billing-spinner{flex:none;width:14px;height:14px;border:2px solid var(--border-strong);border-top-color:var(--accent);border-radius:50%;animation:billing-spin .8s linear infinite}@keyframes billing-spin{to{transform:rotate(360deg)}}@media(prefers-reduced-motion:reduce){.billing-spinner{animation:none}}.billing-presets{display:grid;grid-template-columns:repeat(auto-fit,minmax(72px,1fr));gap:8px;margin:8px 0 12px}.billing-custom{display:flex;flex-wrap:wrap;align-items:flex-end;gap:8px}.billing-custom .field{flex:1 1 180px}.billing-amount{display:flex;align-items:center;gap:4px}.billing-amount input{flex:1;min-width:0}.billing-currency{color:var(--fg-muted)}.billing-actions{display:flex;flex-wrap:wrap;align-items:center;gap:8px;margin-top:8px}.billing-table-wrap{overflow-x:auto;margin:8px 0}.billing-table-wrap:focus-visible{outline:none;box-shadow:var(--focus)}.billing-table{width:100%;border-collapse:collapse;font-size:.85rem}.billing-table th,.billing-table td{padding:6px 8px;border-bottom:1px solid var(--border);text-align:left;vertical-align:top}.billing-table th{color:var(--fg-muted);font-weight:600}.billing-table .billing-num{text-align:right;font-variant-numeric:tabular-nums;white-space:nowrap}.billing-nowrap{white-space:nowrap}.billing-model{word-break:break-all;font-family:var(--mono);font-size:.78rem}.membership-code{margin-top:8px;font-size:.9rem}.membership-code>summary{display:inline-block;cursor:pointer;list-style:none;font-family:inherit;font-size:inherit}.membership-code>summary::-webkit-details-marker{display:none}.membership-code-form{display:flex;flex-wrap:wrap;align-items:flex-end;gap:8px;margin-top:8px}.membership-code-form .field{flex:1 1 180px}.read-only-composer{display:block;max-width:820px;margin:0 auto}.read-only-panel{padding:10px 12px;border:1px solid var(--border-strong);border-radius:var(--radius);background:var(--warn-soft)}.read-only-text{margin:0 0 8px}.read-only-actions{display:flex;flex-wrap:wrap;gap:8px}.read-only-panel .notice{margin-bottom:0}.read-only-composer.is-compact .read-only-panel{padding:8px;font-size:.85rem}.read-only-composer.is-compact .btn{min-height:28px;padding:3px 9px;font-size:.85rem}.pool-meter{display:grid;gap:2px;margin:8px 0}.pool-meter p{margin:0}.pool-meter-sessions{font-size:1.35rem;font-weight:650;line-height:1.25;font-variant-numeric:tabular-nums}.pool-meter-dollars{color:var(--fg-muted);font-size:.85rem;font-variant-numeric:tabular-nums}.pool-section{border-color:var(--accent)}.pool-block{display:flex;align-items:flex-start;gap:8px;margin:0;padding:10px 12px;border:1px solid var(--border-strong);border-radius:var(--radius);background:var(--warn-soft)}.pool-block-empty{background:var(--accent-soft);border-color:var(--accent)}.pool-block-text{flex:1;min-width:0}.pool-block-text p{margin:0 0 4px}.pool-block-title{font-weight:600}.pool-block-actions{display:flex;flex-wrap:wrap;gap:8px;margin-top:8px}.math-display{display:block;margin:.75em 0;overflow-x:auto;overflow-y:hidden}.math-display>.katex-display{margin:0}.math:not(.math-done),.math-error{font-family:var(--mono);font-size:.9em;white-space:pre-wrap}.sidebar{border-right:1px solid var(--border);background:var(--bg-sunken);min-height:0;overflow:hidden}.sidebar-inner{display:flex;flex-direction:column;height:100%;gap:8px;padding:10px 8px}.sidebar-head{display:flex;align-items:center;gap:8px;padding:2px 6px}.new-btn{margin:0 4px}.tree-list{flex:1;overflow-y:auto;min-height:0;margin:0 -8px;padding:0 8px}.tree-list ul{list-style:none;margin:0;padding:0}.tree-list .tree-row{display:flex;align-items:center;gap:2px;padding-right:4px;border-radius:var(--radius-sm)}.tree-list .tree-row:hover,.tree-list .tree-row.is-current{background:var(--bg-hover)}.tree-link{display:flex;align-items:center;gap:6px;flex:1;min-width:0;padding:6px 10px;border-radius:var(--radius-sm);color:var(--fg);text-decoration:none}.tree-link.is-current{font-weight:600}.tree-title,.outline-title{flex:1;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.outline{margin:2px 0 8px!important;padding-left:6px!important}.outline ul[role=group]{padding-left:14px;border-left:1px solid var(--border);margin-left:11px}.outline-row{display:flex;align-items:center;gap:2px;border-radius:var(--radius-sm)}.outline-row:hover{background:var(--bg-hover)}.outline-row.in-chain .outline-link{color:var(--fg)}.outline-row.is-selected{background:var(--accent-soft)}.outline-row.is-selected .outline-title{font-weight:600;color:var(--accent)}.twisty{width:22px;height:22px}.twisty-spacer{width:22px;flex:none}.outline-link{display:flex;align-items:center;gap:5px;flex:1;min-width:0;padding:4px 6px 4px 2px;border:0;background:none;text-align:left;cursor:pointer;font-size:.88rem;color:var(--fg-muted)}.dot-live{width:7px;height:7px;border-radius:50%;background:var(--accent);animation:pulse 1.2s ease-in-out infinite;flex:none}@keyframes pulse{50%{opacity:.3}}.only-narrow,.scrim{display:none}@media(max-width:860px){.sidebar{position:fixed;inset:0 auto 0 0;width:min(var(--sidebar-w),86vw);z-index:40;transform:translate(-100%);transition:transform .2s ease;box-shadow:var(--shadow)}.drawer-open .sidebar{transform:none}.scrim{display:block;position:fixed;inset:0;z-index:30;background:#00000059}.only-narrow{display:inline-flex}}.outline-actions,.row-actions{display:inline-flex;flex:none;opacity:0}.outline-row:hover .outline-actions,.outline-actions:focus-within,.tree-row:hover .row-actions,.row-actions:focus-within{opacity:1}@media(hover:none){.outline-actions,.row-actions{opacity:1}}.outline-actions .icon-btn,.row-actions .icon-btn{width:22px;height:22px}.outline-rename{flex:1;min-width:0;margin:1px 4px 1px 2px;padding:2px 6px;font-size:.88rem}:root{--col: 720px;--gutter: 14px;--toast-bottom: 24px;--lane-w: 420px;--grid: #d9d9d3;--lane-shadow: 0 1px 2px rgb(0 0 0 / .06), 0 6px 20px rgb(0 0 0 / .07);--lane-shadow-selected: 0 0 0 2px var(--accent), 0 10px 30px rgb(47 111 219 / .22);--xlink: #0f8577;--xlink-soft: #dff3ef}@media(prefers-color-scheme:dark){:root{--grid: #262624;--lane-shadow: 0 1px 2px rgb(0 0 0 / .4), 0 8px 24px rgb(0 0 0 / .45);--lane-shadow-selected: 0 0 0 2px var(--accent), 0 10px 30px rgb(107 156 240 / .3);--xlink: #4cc5b4;--xlink-soft: #15302c}}.shell{display:flex;flex-direction:column;height:100dvh}.app-head{display:flex;align-items:center;gap:8px;padding:6px var(--gutter);border-bottom:1px solid var(--border);background:var(--bg)}.brand{display:inline-flex;align-items:center;gap:8px;color:var(--fg);font-weight:650;text-decoration:none;white-space:nowrap}.spacer{flex:1}.badge-experimental{background:var(--mode-independent-soft);color:var(--mode-independent)}@media(max-width:639px){.badge-experimental{display:none}}.dot-key{display:inline-block;width:7px;height:7px;border-radius:50%;background:var(--ok)}.menu-anchor{position:relative}.menu{position:absolute;right:0;top:calc(100% + 6px);z-index:30;min-width:220px;padding:6px;border:1px solid var(--border);border-radius:var(--radius);background:var(--bg-elev);box-shadow:var(--shadow);display:flex;flex-direction:column}.menu-label{margin:4px 10px 6px;overflow:hidden;text-overflow:ellipsis}.menu-item{display:block;padding:8px 10px;border:0;border-radius:var(--radius-sm);background:none;color:var(--fg);font-size:.95rem;text-align:left;text-decoration:none;cursor:pointer}.menu-item:hover{background:var(--bg-hover)}.menu-item-danger{color:var(--danger)}.shell-main{flex:1;min-height:0}.banner{display:flex;flex-wrap:wrap;align-items:center;justify-content:center;gap:4px 12px;margin:0;padding:6px var(--gutter);border-bottom:1px solid var(--border);font-size:.88rem;text-align:center}.banner-demo{background:var(--warn-soft)}.banner-experimental{background:var(--mode-independent-soft)}.banner-membership{background:var(--danger-soft)}.banner-cta{font-weight:600;white-space:nowrap}.banner-cta:after{content:" \2192"}.page{display:flex;flex-direction:column;height:100%;min-height:0;overflow:auto}.page-body{width:100%;max-width:var(--col);margin:0 auto;padding:24px var(--gutter) 40px;display:flex;flex-direction:column;gap:28px}.empty-state{display:flex;flex-direction:column;align-items:center;gap:10px;margin:auto;padding:32px var(--gutter);text-align:center}.hide-narrow{display:none}@media(min-width:640px){:root{--gutter: 20px}.hide-narrow{display:inline}}.intro h1{font-size:1.6rem;letter-spacing:-.01em;margin-bottom:8px}.new-tree{gap:10px;padding:18px}.new-tree h2{font-size:1.1rem}.new-tree-actions{display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:10px}.new-tree-actions .field-row{flex:1;min-width:240px}.trees{display:flex;flex-direction:column;gap:10px}.trees h2+p{margin:-6px 0 0}.tree-row{display:flex;align-items:center;gap:4px}.tree-row .card{flex:1;min-width:0}.canvas-page{overflow:hidden;position:relative;--chat-rem: calc(1rem * var(--chat-font-scale, 1))}.canvas-bar{display:flex;align-items:center;gap:6px;padding:4px var(--gutter);border-bottom:1px solid var(--border);background:var(--bg);z-index:2}.canvas-title{min-width:0;font-size:1rem;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.canvas-stats{white-space:nowrap}@media(max-width:480px){.canvas-stats{display:none}}.live-count{color:var(--accent);font-weight:600}.canvas-bar .btn.is-on{background:var(--accent-soft);border-color:var(--accent);color:var(--accent)}.zoom-group{display:inline-flex;align-items:center;border:1px solid var(--border-strong);border-radius:var(--radius-sm);background:var(--bg-elev)}.zoom-group .icon-btn{width:28px;height:28px;font-size:1.1rem}.zoom-value{min-width:52px;padding:0 4px;border:0;border-left:1px solid var(--border);border-right:1px solid var(--border);background:none;font-size:.8rem;font-variant-numeric:tabular-nums;cursor:pointer;color:var(--fg-muted)}.zoom-value:hover{color:var(--fg)}.viewport{flex:1;min-height:0;position:relative;overflow:hidden;touch-action:none;cursor:grab;background-color:var(--bg-sunken);background-image:radial-gradient(circle,var(--grid) 1px,transparent 1.2px),radial-gradient(circle,var(--grid) 1px,transparent 1.2px);background-size:28px 28px;background-position:0 0,14px 14px;-webkit-user-select:none;user-select:none}.viewport.is-dragging{cursor:grabbing}.viewport .card-body,.viewport .anchor,.viewport textarea{-webkit-user-select:text;user-select:text;cursor:auto}.world{position:absolute;top:0;left:0;transform-origin:0 0;will-change:transform}.world.is-smooth{transition:transform .38s cubic-bezier(.2,.8,.2,1)}.connectors-host{position:absolute;top:0;left:0;pointer-events:none}.connectors{display:block;overflow:visible}.link{fill:none;stroke-width:2;stroke-linecap:round;opacity:.75}.link-path{stroke:var(--mode-path)}.link-summary{stroke:var(--mode-summary);stroke-dasharray:9 7}.link-message{stroke:var(--mode-message);stroke-dasharray:10 5 2 5}.link-independent{stroke:var(--mode-independent);stroke-dasharray:2 6}.link.is-on{stroke-width:3.5;opacity:1}.fork{fill:var(--bg-elev);stroke:var(--border-strong);stroke-width:2}.fork.is-on{stroke:var(--accent)}.cut{fill:none;stroke:var(--mode-independent);stroke-width:2;stroke-linecap:round}.xlinks-host,.xlink-glyphs-host{position:absolute;top:0;left:0;pointer-events:none}.xlink-glyphs-host{z-index:2}.xlinks,.xlink-drag{display:block;overflow:visible}.xlink-drag{position:absolute;top:0;left:0}.xlink-path{fill:none;stroke:var(--xlink);stroke-width:1.6;stroke-linecap:round;opacity:.45}.xlink-path.is-on{stroke-width:2.6;opacity:.95}.xlink-path.is-folded{opacity:.25}.xlink-rubber{fill:none;stroke:var(--xlink);stroke-width:2.5;stroke-linecap:round;opacity:.6}.xlink-rubber.is-over{opacity:1}.xlink-rubber-end{fill:var(--xlink)}.xlink-glyph{position:absolute;display:grid;place-items:center;width:22px;height:22px;padding:0;border:1.5px solid var(--xlink);border-radius:50%;background:var(--bg-elev);color:var(--xlink);box-shadow:var(--shadow);opacity:.7;transform:translate(-50%,-50%) scale(var(--glyph-scale, 1));cursor:pointer;pointer-events:auto}.xlink-glyph:hover,.xlink-glyph:focus-visible,.xlink-glyph.is-on,.xlink-glyph[aria-expanded=true]{opacity:1}.xlink-glyph.has-note{background:var(--xlink-soft)}.xlink-glyph[aria-expanded=true]{background:var(--xlink);color:var(--bg-elev)}.xlink-glyph.is-folded:not(:hover,:focus-visible){opacity:.4}.xlink-popover-host{position:absolute;inset:0;z-index:4;pointer-events:none}.xlink-popover{position:absolute;display:flex;flex-direction:column;gap:8px;width:300px;padding:8px 10px 10px;border:1px solid var(--border);border-top:3px solid var(--xlink);border-radius:var(--radius);background:var(--bg-elev);box-shadow:var(--shadow);font-size:.88rem;cursor:auto;-webkit-user-select:text;user-select:text;pointer-events:auto}.xlink-popover.is-above{transform:translateY(-100%)}.xlink-pop-head{display:flex;align-items:center;gap:6px;color:var(--xlink)}.xlink-pop-heading{color:var(--fg);font-weight:600}.xlink-pop-head .icon-btn{width:26px;height:26px}.xlink-ends{display:flex;flex-direction:column;gap:6px;margin:0;padding:0;list-style:none}.xlink-end{display:flex;align-items:center;gap:8px;padding:6px 8px;border-radius:var(--radius-sm);background:var(--bg-sunken)}.xlink-end-text{display:flex;flex:1;flex-direction:column;min-width:0}.xlink-crumbs{overflow:hidden;color:var(--fg-muted);font-size:.75rem;text-overflow:ellipsis;white-space:nowrap}.xlink-title{overflow-wrap:anywhere}.xlink-note{margin:0;font-style:italic;white-space:pre-wrap}.xlink-note-form{display:flex;flex-direction:column;gap:6px}.xlink-pop-actions{display:flex;justify-content:flex-end;gap:4px}.xlink-remove{color:var(--danger)}.link-return{min-width:0;max-width:240px}.link-return-label{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.link-pick-banner{display:flex;align-items:center;gap:8px;max-width:min(640px,calc(100% - 2 * var(--gutter)));padding:6px 8px 6px 14px;border:1px solid var(--xlink);border-radius:999px;background:var(--bg-elev);box-shadow:var(--shadow);font-size:.88rem;pointer-events:auto}.link-pick-banner>app-icon{color:var(--xlink)}.link-pick-text{min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.link-pick-source{font-weight:600}.lane{position:absolute;top:0;left:0;display:flex;flex-direction:column;width:var(--lane-w);border-radius:14px;background:var(--bg-elev);border:1px solid var(--border);box-shadow:var(--lane-shadow);transition:transform .38s cubic-bezier(.2,.8,.2,1),box-shadow .2s}.viewport.is-dragging .lane{transition:box-shadow .2s}.lane.is-selected{box-shadow:var(--lane-shadow-selected);border-color:transparent;z-index:1}.lane.is-chain:not(.is-selected){border-color:var(--border-strong)}.lane-head{padding:8px 10px 8px 12px;border-bottom:1px solid var(--border);border-radius:14px 14px 0 0;background:var(--bg);border-top:3px solid var(--border-strong)}.mode-head-path{border-top-color:var(--mode-path)}.mode-head-summary{border-top-color:var(--mode-summary)}.mode-head-message{border-top-color:var(--mode-message)}.mode-head-independent{border-top-color:var(--mode-independent)}.lane-head-row{display:flex;align-items:center;gap:2px;min-height:30px}.lane-head-row .icon-btn{width:28px;height:28px}.lane-up{margin-left:-6px}.lane-title{flex:1;min-width:0;font-size:.95rem;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;cursor:default}.lane-live{display:inline-flex;padding:0 6px}.dot-live{width:8px;height:8px;border-radius:50%;background:var(--accent);animation:pulse 1.2s ease-in-out infinite}@keyframes pulse{50%{opacity:.25}}.lane-meta{display:flex;flex-wrap:wrap;align-items:center;gap:4px;margin-top:4px}.lane-meta .badge{text-transform:none;letter-spacing:0;font-weight:500}.budget{height:4px;margin-top:8px;border-radius:2px;background:var(--bg-sunken);overflow:hidden}.budget-bar{display:block;height:100%;background:var(--accent);transition:width .3s}.anchor{margin:8px 0 0;padding:5px 10px;border-left:3px solid var(--accent);background:var(--accent-soft);border-radius:0 var(--radius-sm) var(--radius-sm) 0;font-size:.85rem;white-space:pre-wrap;max-height:120px;overflow:auto}.capsule{display:flex;align-items:center;justify-content:center;gap:8px;margin:10px;padding:10px;border:1px dashed var(--border-strong);border-radius:var(--radius);background:var(--bg-sunken);color:var(--fg-muted);font-size:.85rem;cursor:pointer}.capsule:hover{color:var(--fg);border-color:var(--accent)}.lane-cards{display:flex;flex-direction:column;gap:8px;padding:10px}.lane-empty{margin:4px 2px}.lane .composer-host{display:block;padding:0 10px 10px}.lane .composer{display:flex;align-items:flex-end;gap:6px;padding:4px;border:1px solid var(--border-strong);border-radius:var(--radius-sm);background:var(--bg-elev)}.lane .composer:focus-within{border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-soft)}.lane .composer textarea{flex:1;min-width:0;border:0;background:transparent;resize:none;min-height:34px;max-height:220px;padding:6px 8px;font-size:calc(.92 * var(--chat-rem, 1rem))}.lane .composer textarea:focus-visible{box-shadow:none}.lane .composer textarea:disabled{opacity:.6}.card-host{display:block}.card{position:relative;display:block;padding:6px 12px 10px;border:1px solid transparent;border-radius:var(--radius);background:var(--bg-elev);font-size:calc(.92 * var(--chat-rem, 1rem));transition:opacity .25s,border-color .25s}.card-user{background:var(--user-bg)}.card.is-focused{border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-soft)}.card.is-error{border-color:var(--danger-soft)}.card-head{display:flex;align-items:center;gap:6px;min-height:26px}.card-role{font-weight:600;font-size:calc(.74 * var(--chat-rem, 1rem));color:var(--fg-muted);overflow:hidden;text-overflow:ellipsis;white-space:nowrap;max-width:55%}.card-branch{width:26px;height:26px;opacity:0}.card:hover .card-branch,.card:focus-within .card-branch{opacity:1}.card-status{margin:2px 0;font-style:italic}.card-error{display:flex;flex-direction:column;gap:2px;margin-top:8px;padding:8px 10px;border-radius:var(--radius-sm);background:var(--danger-soft);font-size:calc(.88 * var(--chat-rem, 1rem))}.card app-related-links{--related-accent: var(--xlink);--related-chip-border: color-mix(in srgb, var(--xlink) 45%, var(--border-strong));--related-max-width: 100%}.card .related-links{display:flex;flex-wrap:wrap;align-items:center;gap:4px}.card .related-label{font-size:.74rem}.card .related-links.is-compact .related-list{margin:0}.card-port{position:absolute;top:50%;right:-10px;display:grid;place-items:center;width:20px;height:20px;padding:0;border:1.5px solid var(--xlink);border-radius:50%;background:var(--bg-elev);color:var(--xlink);opacity:0;transform:translate(50%,-50%);cursor:crosshair;touch-action:none;z-index:1}.card:hover .card-port,.card-port:focus-visible,.card-port.is-active{opacity:1}.card-port:hover,.card-port.is-active{background:var(--xlink);color:var(--bg-elev)}.card.is-link-target{border-color:var(--xlink);box-shadow:0 0 0 3px var(--xlink-soft)}.card-pick{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;gap:6px;border:2px dashed var(--border-strong);border-radius:var(--radius);background:color-mix(in srgb,var(--bg-elev) 70%,transparent);color:var(--fg-muted);font:inherit;font-weight:600;z-index:2}.card-pick.is-open{border-color:var(--xlink);color:var(--xlink);cursor:pointer}.card-pick.is-open:hover,.card-pick.is-open:focus-visible{background:color-mix(in srgb,var(--xlink-soft) 85%,transparent)}.card.lit-outside{opacity:.38}.card.lit-outside:hover{opacity:.9}.card.lit-summarized{border-color:var(--mode-summary);border-style:dashed}.card.lit-dropped{opacity:.5;border-color:var(--danger);border-style:dotted}.lane-cards.is-compact .card-body{max-height:150px;overflow:hidden;-webkit-mask-image:linear-gradient(to bottom,#000 70%,transparent);mask-image:linear-gradient(to bottom,#000 70%,transparent)}.lane-cards.is-compact .tangents{display:none}.cursor{display:inline-block;width:7px;height:1em;vertical-align:text-bottom;background:var(--accent);border-radius:1px;animation:blink 1s steps(2,start) infinite}@keyframes blink{to{visibility:hidden}}.card .tangents{margin-top:10px;padding-top:8px;gap:4px}.card .tangent{padding:5px 10px;font-size:calc(.86 * var(--chat-rem, 1rem))}.card .small{font-size:calc(.82 * var(--chat-rem, 1rem))}.card .badge{font-size:calc(.7 * var(--chat-rem, 1rem))}.card .tangent-why,.card .btn-sm{font-size:calc(.85 * var(--chat-rem, 1rem))}.card-forks{display:flex;flex-wrap:wrap;align-items:center;gap:4px;margin-top:8px}.chip{max-width:100%;padding:2px 9px;border:1px solid var(--border-strong);border-radius:999px;background:var(--bg-elev);color:var(--fg);font-size:calc(.78 * var(--chat-rem, 1rem));overflow:hidden;text-overflow:ellipsis;white-space:nowrap;cursor:pointer}.chip:hover{background:var(--bg-hover)}.chip.is-on{border-color:var(--accent);background:var(--accent-soft)}.mode-chip-path{border-left:3px solid var(--mode-path)}.mode-chip-summary{border-left:3px solid var(--mode-summary)}.mode-chip-message{border-left:3px solid var(--mode-message)}.mode-chip-independent{border-left:3px solid var(--mode-independent)}.float-bar{position:absolute;left:0;right:0;bottom:18px;display:flex;justify-content:center;pointer-events:none;z-index:3}.minimap-host{position:absolute;right:14px;bottom:14px;z-index:3;border:1px solid var(--border);border-radius:var(--radius-sm);background:color-mix(in srgb,var(--bg-elev) 88%,transparent);box-shadow:var(--shadow);overflow:hidden}.minimap{display:block;cursor:pointer}.mini-lane{fill:var(--border-strong);opacity:.8}.mode-fill-path{fill:var(--mode-path);opacity:.35}.mode-fill-summary{fill:var(--mode-summary);opacity:.35}.mode-fill-message{fill:var(--mode-message);opacity:.35}.mode-fill-independent{fill:var(--mode-independent);opacity:.35}.mini-lane.is-chain{opacity:.7}.mini-lane.is-selected{fill:var(--accent);opacity:1}.mini-view{fill:none;stroke:var(--fg);stroke-width:1.2;opacity:.6}@media(max-width:560px){.minimap-host{display:none}}app-node-picker{--picker-accent: var(--xlink);--picker-active-bg: var(--xlink-soft)}.excerpt{padding:8px 10px;border-radius:var(--radius-sm);background:var(--bg-sunken);font-size:.88rem}.excerpt p{margin:4px 0 0}.variants{display:flex;flex-direction:column;gap:8px;margin:0;padding:0;border:0}.variant-row{display:flex;gap:6px;align-items:flex-start}.variant-row .field{flex:1}.variant-row .model-chip-id{display:none}.model-field{display:contents}.field-error{color:var(--danger)}.variant-actions{display:flex;gap:6px;flex-wrap:wrap}.legend{display:grid;grid-template-columns:56px 1fr;gap:10px 12px;align-items:center;margin:0 0 14px;font-size:.9rem}.legend dt,.legend dd{margin:0}.legend-line{display:block;height:0;border-top:3px solid var(--mode-path)}.legend-summary{border-top-color:var(--mode-summary);border-top-style:dashed}.legend-message{height:3px;border-top:0;background:repeating-linear-gradient(to right,var(--mode-message) 0 10px,transparent 10px 15px,var(--mode-message) 15px 17px,transparent 17px 22px)}.legend-independent{border-top-color:var(--mode-independent);border-top-style:dotted}.legend-xlink{position:relative;display:block;height:0;border-top:2px solid var(--xlink)}.legend-xlink-glyph{position:absolute;top:-8px;left:50%;width:14px;height:14px;margin-left:-7px;border:1.5px solid var(--xlink);border-radius:50%;background:var(--bg-elev)}.legend-card{display:block;height:22px;border:1px solid var(--border-strong);border-radius:6px;background:var(--bg-elev)}.legend-sum{border-color:var(--mode-summary);border-style:dashed}.legend-dim{opacity:.38}.help-heading{margin:8px 0 6px;font-size:.95rem}.key-list{list-style:none;margin:0 0 12px;padding:0;display:flex;flex-direction:column;gap:6px}.key-row{display:flex;align-items:center;flex-wrap:wrap;gap:8px}.key-name{font-weight:500}.key-row .btn{margin-left:auto}.md{overflow-wrap:anywhere}.md>:first-child{margin-top:0}.md>:last-child{margin-bottom:0}.md p,.md ul,.md ol,.md pre,.md blockquote,.md table{margin:.6em 0}.md ul,.md ol{padding-left:1.4em}.md h1,.md h2,.md h3,.md h4{margin:.9em 0 .35em;font-size:1.02em}.md h1{font-size:1.15em}.md code{font:.88em var(--mono);padding:.1em .35em;border-radius:4px;background:var(--bg-sunken)}.md pre{padding:8px 10px;border-radius:var(--radius-sm);background:var(--bg-sunken);border:1px solid var(--border);overflow-x:auto}.md pre code,.md pre code.hljs{padding:0;background:transparent;font-size:.85em}.md blockquote{margin-left:0;padding-left:10px;border-left:3px solid var(--border-strong);color:var(--fg-muted)}.md table{border-collapse:collapse;display:block;overflow-x:auto}.md th,.md td{border:1px solid var(--border);padding:3px 7px}.md img{max-width:100%}.md .plain{white-space:pre-wrap}@media(prefers-reduced-motion:reduce){.world.is-smooth,.lane,.viewport.is-dragging .lane,.budget-bar,.card{transition:none}.dot-live,.cursor{animation:none}}
