:root{--bg-app:#fff;--bg-sidebar:#f9f9f9;--sb-row-hover:#0000000a;--sb-row-active:#0000000f;--sb-search-bg:#7878801f;--sb-border:#0d0d0d0f;--bg-hover:#ececec;--bg-active:#e3e3e3;--bg-chip:#f6f6f6;--bg-input:#fff;--bg-panel:#fff;--bg-overlay:#0006;--text-primary:#0d0d0d;--text-secondary:#3c3c4399;--text-placeholder:#3c3c3c4d;--border-light:#ececec;--border-input:#e5e5ea;--accent:#0d0d0d;--accent-fg:#fff;--danger:#d93025;--summary-edge:#d9a514;--summary-bg:#d9a51412;--font-family:-apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", "PingFang TC", "Microsoft JhengHei", sans-serif;--font-family-mono:ui-monospace, SFMono-Regular, Menlo, monospace;--text-base:16px;--text-sm:13px;--text-xs:11px;--line-message:1.6;--font-scale:1;--space-1:4px;--space-2:8px;--space-3:12px;--space-4:16px;--space-6:24px;--radius-chip:14px;--radius-panel:12px;--radius-btn:8px;--radius-pill:999px;--sidebar-width:260px;--chat-max-width:768px;--avatar-size:25px;--avatar-gap:13px;--dur-fast:.12s;--dur-normal:.24s;--ease-out:cubic-bezier(.22, 1, .36, 1)}:root[data-theme=dark]{--bg-app:#212121;--bg-sidebar:#171717;--sb-row-hover:#ffffff0f;--sb-row-active:#ffffff1a;--sb-search-bg:#7878803d;--sb-border:#ffffff14;--bg-hover:#2a2a2a;--bg-active:#343434;--bg-chip:#2a2a2a;--bg-input:#2a2a2a;--bg-panel:#2a2a2a;--bg-overlay:#0009;--text-primary:#ececec;--text-secondary:#ebebf599;--text-placeholder:#ebebf54d;--border-light:#333;--border-input:#444;--accent:#ececec;--accent-fg:#0d0d0d;--danger:#f28b82;--summary-edge:#e2b93b;--summary-bg:#e2b93b1a}*,:before,:after{box-sizing:border-box;margin:0;padding:0}html,body,#root{height:100%}body{font-family:var(--font-family);font-size:calc(var(--text-base) * var(--font-scale));color:var(--text-primary);background:var(--bg-app);-webkit-font-smoothing:antialiased;overscroll-behavior:none}button,a,[role=button]{touch-action:manipulation}button,input,textarea,select{font:inherit;color:inherit}button{cursor:pointer;background:0 0;border:none}a{color:inherit}@font-face{font-display:block;font-family:KaTeX_AMS;font-style:normal;font-weight:400;src:url(/assets/KaTeX_AMS-Regular-BQhdFMY1.woff2)format("woff2"),url(/assets/KaTeX_AMS-Regular-DMm9YOAa.woff)format("woff"),url(/assets/KaTeX_AMS-Regular-DRggAlZN.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Caligraphic;font-style:normal;font-weight:700;src:url(/assets/KaTeX_Caligraphic-Bold-Dq_IR9rO.woff2)format("woff2"),url(/assets/KaTeX_Caligraphic-Bold-BEiXGLvX.woff)format("woff"),url(/assets/KaTeX_Caligraphic-Bold-ATXxdsX0.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Caligraphic;font-style:normal;font-weight:400;src:url(/assets/KaTeX_Caligraphic-Regular-Di6jR-x-.woff2)format("woff2"),url(/assets/KaTeX_Caligraphic-Regular-CTRA-rTL.woff)format("woff"),url(/assets/KaTeX_Caligraphic-Regular-wX97UBjC.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Fraktur;font-style:normal;font-weight:700;src:url(/assets/KaTeX_Fraktur-Bold-CL6g_b3V.woff2)format("woff2"),url(/assets/KaTeX_Fraktur-Bold-BsDP51OF.woff)format("woff"),url(/assets/KaTeX_Fraktur-Bold-BdnERNNW.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Fraktur;font-style:normal;font-weight:400;src:url(/assets/KaTeX_Fraktur-Regular-CTYiF6lA.woff2)format("woff2"),url(/assets/KaTeX_Fraktur-Regular-Dxdc4cR9.woff)format("woff"),url(/assets/KaTeX_Fraktur-Regular-CB_wures.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Main;font-style:normal;font-weight:700;src:url(/assets/KaTeX_Main-Bold-Cx986IdX.woff2)format("woff2"),url(/assets/KaTeX_Main-Bold-Jm3AIy58.woff)format("woff"),url(/assets/KaTeX_Main-Bold-waoOVXN0.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Main;font-style:italic;font-weight:700;src:url(/assets/KaTeX_Main-BoldItalic-DxDJ3AOS.woff2)format("woff2"),url(/assets/KaTeX_Main-BoldItalic-SpSLRI95.woff)format("woff"),url(/assets/KaTeX_Main-BoldItalic-DzxPMmG6.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Main;font-style:italic;font-weight:400;src:url(/assets/KaTeX_Main-Italic-NWA7e6Wa.woff2)format("woff2"),url(/assets/KaTeX_Main-Italic-BMLOBm91.woff)format("woff"),url(/assets/KaTeX_Main-Italic-3WenGoN9.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Main;font-style:normal;font-weight:400;src:url(/assets/KaTeX_Main-Regular-B22Nviop.woff2)format("woff2"),url(/assets/KaTeX_Main-Regular-Dr94JaBh.woff)format("woff"),url(/assets/KaTeX_Main-Regular-ypZvNtVU.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Math;font-style:italic;font-weight:700;src:url(/assets/KaTeX_Math-BoldItalic-CZnvNsCZ.woff2)format("woff2"),url(/assets/KaTeX_Math-BoldItalic-iY-2wyZ7.woff)format("woff"),url(/assets/KaTeX_Math-BoldItalic-B3XSjfu4.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Math;font-style:italic;font-weight:400;src:url(/assets/KaTeX_Math-Italic-t53AETM-.woff2)format("woff2"),url(/assets/KaTeX_Math-Italic-DA0__PXp.woff)format("woff"),url(/assets/KaTeX_Math-Italic-flOr_0UB.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_SansSerif;font-style:normal;font-weight:700;src:url(/assets/KaTeX_SansSerif-Bold-D1sUS0GD.woff2)format("woff2"),url(/assets/KaTeX_SansSerif-Bold-DbIhKOiC.woff)format("woff"),url(/assets/KaTeX_SansSerif-Bold-CFMepnvq.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_SansSerif;font-style:italic;font-weight:400;src:url(/assets/KaTeX_SansSerif-Italic-C3H0VqGB.woff2)format("woff2"),url(/assets/KaTeX_SansSerif-Italic-DN2j7dab.woff)format("woff"),url(/assets/KaTeX_SansSerif-Italic-YYjJ1zSn.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_SansSerif;font-style:normal;font-weight:400;src:url(/assets/KaTeX_SansSerif-Regular-DDBCnlJ7.woff2)format("woff2"),url(/assets/KaTeX_SansSerif-Regular-CS6fqUqJ.woff)format("woff"),url(/assets/KaTeX_SansSerif-Regular-BNo7hRIc.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Script;font-style:normal;font-weight:400;src:url(/assets/KaTeX_Script-Regular-D3wIWfF6.woff2)format("woff2"),url(/assets/KaTeX_Script-Regular-D5yQViql.woff)format("woff"),url(/assets/KaTeX_Script-Regular-C5JkGWo-.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Size1;font-style:normal;font-weight:400;src:url(/assets/KaTeX_Size1-Regular-mCD8mA8B.woff2)format("woff2"),url(/assets/KaTeX_Size1-Regular-C195tn64.woff)format("woff"),url(/assets/KaTeX_Size1-Regular-Dbsnue_I.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Size2;font-style:normal;font-weight:400;src:url(/assets/KaTeX_Size2-Regular-Dy4dx90m.woff2)format("woff2"),url(/assets/KaTeX_Size2-Regular-oD1tc_U0.woff)format("woff"),url(/assets/KaTeX_Size2-Regular-B7gKUWhC.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Size3;font-style:normal;font-weight:400;src:url(data:font/woff2;base64,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)format("woff2"),url(/assets/KaTeX_Size3-Regular-CTq5MqoE.woff)format("woff"),url(/assets/KaTeX_Size3-Regular-DgpXs0kz.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Size4;font-style:normal;font-weight:400;src:url(/assets/KaTeX_Size4-Regular-Dl5lxZxV.woff2)format("woff2"),url(/assets/KaTeX_Size4-Regular-BF-4gkZK.woff)format("woff"),url(/assets/KaTeX_Size4-Regular-DWFBv043.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Typewriter;font-style:normal;font-weight:400;src:url(/assets/KaTeX_Typewriter-Regular-CO6r4hn1.woff2)format("woff2"),url(/assets/KaTeX_Typewriter-Regular-C0xS9mPB.woff)format("woff"),url(/assets/KaTeX_Typewriter-Regular-D3Ib7_Hf.ttf)format("truetype")}.katex{text-indent:0;text-rendering:auto;font:1.21em/1.2 KaTeX_Main,Times New Roman,serif;position:relative}.katex *{border-color:currentColor;-ms-high-contrast-adjust:none!important}.katex .katex-version:after{content:"0.18.4"}.katex .katex-mathml{clip-path:inset(50%);border:0;width:1px;height:1px;padding:0;position:absolute;overflow:hidden}.katex .katex-html>.katex-newline{display:block}.katex .katex-base{white-space:nowrap;width:min-content;position:relative}.katex .katex-base,.katex .katex-strut{display:inline-block}.katex .textbf{font-weight:700}.katex .textit{font-style:italic}.katex .textrm{font-family:KaTeX_Main}.katex .textsf{font-family:KaTeX_SansSerif}.katex .texttt{font-family:KaTeX_Typewriter}.katex .mathnormal{font-family:KaTeX_Math;font-style:italic}.katex .mathit{font-family:KaTeX_Main;font-style:italic}.katex .mathrm{font-style:normal}.katex .mathbf{font-family:KaTeX_Main;font-weight:700}.katex .boldsymbol{font-family:KaTeX_Math;font-style:italic;font-weight:700}.katex .amsrm,.katex .mathbb,.katex .textbb{font-family:KaTeX_AMS}.katex .mathcal{font-family:KaTeX_Caligraphic}.katex .mathfrak,.katex .textfrak{font-family:KaTeX_Fraktur}.katex .mathboldfrak,.katex .textboldfrak{font-family:KaTeX_Fraktur;font-weight:700}.katex .mathtt{font-family:KaTeX_Typewriter}.katex .mathscr,.katex .textscr{font-family:KaTeX_Script}.katex .mathsf,.katex .textsf{font-family:KaTeX_SansSerif}.katex .mathboldsf,.katex .textboldsf{font-family:KaTeX_SansSerif;font-weight:700}.katex .mathitsf,.katex .mathsfit,.katex .textitsf{font-family:KaTeX_SansSerif;font-style:italic}.katex .mainrm{font-family:KaTeX_Main;font-style:normal}.katex .vlist-t{border-collapse:collapse;table-layout:fixed;display:inline-table}.katex .vlist-r{display:table-row}.katex .vlist{vertical-align:bottom;display:table-cell;position:relative}.katex .vlist>span{height:0;display:block;position:relative}.katex .vlist>span>span{display:inline-block}.katex .vlist>span>.pstrut{width:0;overflow:hidden}.katex .vlist-t2{margin-right:-2px}.katex .vlist-s{vertical-align:bottom;width:2px;min-width:2px;font-size:1px;display:table-cell}.katex .katex-vbox{flex-direction:column;align-items:baseline;display:inline-flex}.katex .katex-thinbox{flex-direction:row;width:0;max-width:0;display:inline-flex}.katex .msupsub{text-align:left}.katex .mfrac>span>span{text-align:center}.katex .mfrac .frac-line{border-bottom-style:solid;width:100%;display:inline-block}.katex .katex-hdashline,.katex .katex-hline,.katex .katex-overline .overline-line,.katex .katex-rule,.katex .katex-underline .underline-line,.katex .mfrac .frac-line{min-height:1px}.katex .mspace{display:inline-block}.katex .katex-smash{line-height:0;display:inline}.katex .clap,.katex .llap,.katex .rlap{width:0;position:relative}.katex .clap>.katex-inner,.katex .llap>.katex-inner,.katex .rlap>.katex-inner{position:absolute}.katex .clap>.katex-fix,.katex .llap>.katex-fix,.katex .rlap>.katex-fix{display:inline-block}.katex .llap>.katex-inner{right:0}.katex .clap>.katex-inner,.katex .rlap>.katex-inner{left:0}.katex .clap>.katex-inner>span{margin-left:-50%;margin-right:50%}.katex .katex-rule{border:0 solid;display:inline-block;position:relative}.katex .katex-hline,.katex .katex-overline .overline-line,.katex .katex-underline .underline-line{border-bottom-style:solid;width:100%;display:inline-block}.katex .katex-hdashline{border-bottom-style:dashed;width:100%;display:inline-block}.katex .sqrt>.katex-root{margin-left:.277778em;margin-right:-.555556em}.katex .fontsize-ensurer.reset-size1.size1,.katex .katex-sizing.reset-size1.size1{font-size:1em}.katex .fontsize-ensurer.reset-size1.size2,.katex .katex-sizing.reset-size1.size2{font-size:1.2em}.katex .fontsize-ensurer.reset-size1.size3,.katex .katex-sizing.reset-size1.size3{font-size:1.4em}.katex .fontsize-ensurer.reset-size1.size4,.katex .katex-sizing.reset-size1.size4{font-size:1.6em}.katex .fontsize-ensurer.reset-size1.size5,.katex .katex-sizing.reset-size1.size5{font-size:1.8em}.katex .fontsize-ensurer.reset-size1.size6,.katex .katex-sizing.reset-size1.size6{font-size:2em}.katex .fontsize-ensurer.reset-size1.size7,.katex .katex-sizing.reset-size1.size7{font-size:2.4em}.katex .fontsize-ensurer.reset-size1.size8,.katex .katex-sizing.reset-size1.size8{font-size:2.88em}.katex .fontsize-ensurer.reset-size1.size9,.katex .katex-sizing.reset-size1.size9{font-size:3.456em}.katex .fontsize-ensurer.reset-size1.size10,.katex .katex-sizing.reset-size1.size10{font-size:4.148em}.katex .fontsize-ensurer.reset-size1.size11,.katex .katex-sizing.reset-size1.size11{font-size:4.976em}.katex .fontsize-ensurer.reset-size2.size1,.katex .katex-sizing.reset-size2.size1{font-size:.833333em}.katex .fontsize-ensurer.reset-size2.size2,.katex .katex-sizing.reset-size2.size2{font-size:1em}.katex .fontsize-ensurer.reset-size2.size3,.katex .katex-sizing.reset-size2.size3{font-size:1.16667em}.katex .fontsize-ensurer.reset-size2.size4,.katex .katex-sizing.reset-size2.size4{font-size:1.33333em}.katex .fontsize-ensurer.reset-size2.size5,.katex .katex-sizing.reset-size2.size5{font-size:1.5em}.katex .fontsize-ensurer.reset-size2.size6,.katex .katex-sizing.reset-size2.size6{font-size:1.66667em}.katex .fontsize-ensurer.reset-size2.size7,.katex .katex-sizing.reset-size2.size7{font-size:2em}.katex .fontsize-ensurer.reset-size2.size8,.katex .katex-sizing.reset-size2.size8{font-size:2.4em}.katex .fontsize-ensurer.reset-size2.size9,.katex .katex-sizing.reset-size2.size9{font-size:2.88em}.katex .fontsize-ensurer.reset-size2.size10,.katex .katex-sizing.reset-size2.size10{font-size:3.45667em}.katex .fontsize-ensurer.reset-size2.size11,.katex .katex-sizing.reset-size2.size11{font-size:4.14667em}.katex .fontsize-ensurer.reset-size3.size1,.katex .katex-sizing.reset-size3.size1{font-size:.714286em}.katex .fontsize-ensurer.reset-size3.size2,.katex .katex-sizing.reset-size3.size2{font-size:.857143em}.katex .fontsize-ensurer.reset-size3.size3,.katex .katex-sizing.reset-size3.size3{font-size:1em}.katex .fontsize-ensurer.reset-size3.size4,.katex .katex-sizing.reset-size3.size4{font-size:1.14286em}.katex .fontsize-ensurer.reset-size3.size5,.katex .katex-sizing.reset-size3.size5{font-size:1.28571em}.katex .fontsize-ensurer.reset-size3.size6,.katex .katex-sizing.reset-size3.size6{font-size:1.42857em}.katex .fontsize-ensurer.reset-size3.size7,.katex .katex-sizing.reset-size3.size7{font-size:1.71429em}.katex .fontsize-ensurer.reset-size3.size8,.katex .katex-sizing.reset-size3.size8{font-size:2.05714em}.katex .fontsize-ensurer.reset-size3.size9,.katex .katex-sizing.reset-size3.size9{font-size:2.46857em}.katex .fontsize-ensurer.reset-size3.size10,.katex .katex-sizing.reset-size3.size10{font-size:2.96286em}.katex .fontsize-ensurer.reset-size3.size11,.katex .katex-sizing.reset-size3.size11{font-size:3.55429em}.katex .fontsize-ensurer.reset-size4.size1,.katex .katex-sizing.reset-size4.size1{font-size:.625em}.katex .fontsize-ensurer.reset-size4.size2,.katex .katex-sizing.reset-size4.size2{font-size:.75em}.katex .fontsize-ensurer.reset-size4.size3,.katex .katex-sizing.reset-size4.size3{font-size:.875em}.katex .fontsize-ensurer.reset-size4.size4,.katex .katex-sizing.reset-size4.size4{font-size:1em}.katex .fontsize-ensurer.reset-size4.size5,.katex .katex-sizing.reset-size4.size5{font-size:1.125em}.katex .fontsize-ensurer.reset-size4.size6,.katex .katex-sizing.reset-size4.size6{font-size:1.25em}.katex .fontsize-ensurer.reset-size4.size7,.katex .katex-sizing.reset-size4.size7{font-size:1.5em}.katex .fontsize-ensurer.reset-size4.size8,.katex .katex-sizing.reset-size4.size8{font-size:1.8em}.katex .fontsize-ensurer.reset-size4.size9,.katex .katex-sizing.reset-size4.size9{font-size:2.16em}.katex .fontsize-ensurer.reset-size4.size10,.katex .katex-sizing.reset-size4.size10{font-size:2.5925em}.katex .fontsize-ensurer.reset-size4.size11,.katex .katex-sizing.reset-size4.size11{font-size:3.11em}.katex .fontsize-ensurer.reset-size5.size1,.katex .katex-sizing.reset-size5.size1{font-size:.555556em}.katex .fontsize-ensurer.reset-size5.size2,.katex .katex-sizing.reset-size5.size2{font-size:.666667em}.katex .fontsize-ensurer.reset-size5.size3,.katex .katex-sizing.reset-size5.size3{font-size:.777778em}.katex .fontsize-ensurer.reset-size5.size4,.katex .katex-sizing.reset-size5.size4{font-size:.888889em}.katex .fontsize-ensurer.reset-size5.size5,.katex .katex-sizing.reset-size5.size5{font-size:1em}.katex .fontsize-ensurer.reset-size5.size6,.katex .katex-sizing.reset-size5.size6{font-size:1.11111em}.katex .fontsize-ensurer.reset-size5.size7,.katex .katex-sizing.reset-size5.size7{font-size:1.33333em}.katex .fontsize-ensurer.reset-size5.size8,.katex .katex-sizing.reset-size5.size8{font-size:1.6em}.katex .fontsize-ensurer.reset-size5.size9,.katex .katex-sizing.reset-size5.size9{font-size:1.92em}.katex .fontsize-ensurer.reset-size5.size10,.katex .katex-sizing.reset-size5.size10{font-size:2.30444em}.katex .fontsize-ensurer.reset-size5.size11,.katex .katex-sizing.reset-size5.size11{font-size:2.76444em}.katex .fontsize-ensurer.reset-size6.size1,.katex .katex-sizing.reset-size6.size1{font-size:.5em}.katex .fontsize-ensurer.reset-size6.size2,.katex .katex-sizing.reset-size6.size2{font-size:.6em}.katex .fontsize-ensurer.reset-size6.size3,.katex .katex-sizing.reset-size6.size3{font-size:.7em}.katex .fontsize-ensurer.reset-size6.size4,.katex .katex-sizing.reset-size6.size4{font-size:.8em}.katex .fontsize-ensurer.reset-size6.size5,.katex .katex-sizing.reset-size6.size5{font-size:.9em}.katex .fontsize-ensurer.reset-size6.size6,.katex .katex-sizing.reset-size6.size6{font-size:1em}.katex .fontsize-ensurer.reset-size6.size7,.katex .katex-sizing.reset-size6.size7{font-size:1.2em}.katex .fontsize-ensurer.reset-size6.size8,.katex .katex-sizing.reset-size6.size8{font-size:1.44em}.katex .fontsize-ensurer.reset-size6.size9,.katex .katex-sizing.reset-size6.size9{font-size:1.728em}.katex .fontsize-ensurer.reset-size6.size10,.katex .katex-sizing.reset-size6.size10{font-size:2.074em}.katex .fontsize-ensurer.reset-size6.size11,.katex .katex-sizing.reset-size6.size11{font-size:2.488em}.katex .fontsize-ensurer.reset-size7.size1,.katex .katex-sizing.reset-size7.size1{font-size:.416667em}.katex .fontsize-ensurer.reset-size7.size2,.katex .katex-sizing.reset-size7.size2{font-size:.5em}.katex .fontsize-ensurer.reset-size7.size3,.katex .katex-sizing.reset-size7.size3{font-size:.583333em}.katex .fontsize-ensurer.reset-size7.size4,.katex .katex-sizing.reset-size7.size4{font-size:.666667em}.katex .fontsize-ensurer.reset-size7.size5,.katex .katex-sizing.reset-size7.size5{font-size:.75em}.katex .fontsize-ensurer.reset-size7.size6,.katex .katex-sizing.reset-size7.size6{font-size:.833333em}.katex .fontsize-ensurer.reset-size7.size7,.katex .katex-sizing.reset-size7.size7{font-size:1em}.katex .fontsize-ensurer.reset-size7.size8,.katex .katex-sizing.reset-size7.size8{font-size:1.2em}.katex .fontsize-ensurer.reset-size7.size9,.katex .katex-sizing.reset-size7.size9{font-size:1.44em}.katex .fontsize-ensurer.reset-size7.size10,.katex .katex-sizing.reset-size7.size10{font-size:1.72833em}.katex .fontsize-ensurer.reset-size7.size11,.katex .katex-sizing.reset-size7.size11{font-size:2.07333em}.katex .fontsize-ensurer.reset-size8.size1,.katex .katex-sizing.reset-size8.size1{font-size:.347222em}.katex .fontsize-ensurer.reset-size8.size2,.katex .katex-sizing.reset-size8.size2{font-size:.416667em}.katex .fontsize-ensurer.reset-size8.size3,.katex .katex-sizing.reset-size8.size3{font-size:.486111em}.katex .fontsize-ensurer.reset-size8.size4,.katex .katex-sizing.reset-size8.size4{font-size:.555556em}.katex .fontsize-ensurer.reset-size8.size5,.katex .katex-sizing.reset-size8.size5{font-size:.625em}.katex .fontsize-ensurer.reset-size8.size6,.katex .katex-sizing.reset-size8.size6{font-size:.694444em}.katex .fontsize-ensurer.reset-size8.size7,.katex .katex-sizing.reset-size8.size7{font-size:.833333em}.katex .fontsize-ensurer.reset-size8.size8,.katex .katex-sizing.reset-size8.size8{font-size:1em}.katex .fontsize-ensurer.reset-size8.size9,.katex .katex-sizing.reset-size8.size9{font-size:1.2em}.katex .fontsize-ensurer.reset-size8.size10,.katex .katex-sizing.reset-size8.size10{font-size:1.44028em}.katex .fontsize-ensurer.reset-size8.size11,.katex .katex-sizing.reset-size8.size11{font-size:1.72778em}.katex .fontsize-ensurer.reset-size9.size1,.katex .katex-sizing.reset-size9.size1{font-size:.289352em}.katex .fontsize-ensurer.reset-size9.size2,.katex .katex-sizing.reset-size9.size2{font-size:.347222em}.katex .fontsize-ensurer.reset-size9.size3,.katex .katex-sizing.reset-size9.size3{font-size:.405093em}.katex .fontsize-ensurer.reset-size9.size4,.katex .katex-sizing.reset-size9.size4{font-size:.462963em}.katex .fontsize-ensurer.reset-size9.size5,.katex .katex-sizing.reset-size9.size5{font-size:.520833em}.katex .fontsize-ensurer.reset-size9.size6,.katex .katex-sizing.reset-size9.size6{font-size:.578704em}.katex .fontsize-ensurer.reset-size9.size7,.katex .katex-sizing.reset-size9.size7{font-size:.694444em}.katex .fontsize-ensurer.reset-size9.size8,.katex .katex-sizing.reset-size9.size8{font-size:.833333em}.katex .fontsize-ensurer.reset-size9.size9,.katex .katex-sizing.reset-size9.size9{font-size:1em}.katex .fontsize-ensurer.reset-size9.size10,.katex .katex-sizing.reset-size9.size10{font-size:1.20023em}.katex .fontsize-ensurer.reset-size9.size11,.katex .katex-sizing.reset-size9.size11{font-size:1.43981em}.katex .fontsize-ensurer.reset-size10.size1,.katex .katex-sizing.reset-size10.size1{font-size:.24108em}.katex .fontsize-ensurer.reset-size10.size2,.katex .katex-sizing.reset-size10.size2{font-size:.289296em}.katex .fontsize-ensurer.reset-size10.size3,.katex .katex-sizing.reset-size10.size3{font-size:.337512em}.katex .fontsize-ensurer.reset-size10.size4,.katex .katex-sizing.reset-size10.size4{font-size:.385728em}.katex .fontsize-ensurer.reset-size10.size5,.katex .katex-sizing.reset-size10.size5{font-size:.433944em}.katex .fontsize-ensurer.reset-size10.size6,.katex .katex-sizing.reset-size10.size6{font-size:.48216em}.katex .fontsize-ensurer.reset-size10.size7,.katex .katex-sizing.reset-size10.size7{font-size:.578592em}.katex .fontsize-ensurer.reset-size10.size8,.katex .katex-sizing.reset-size10.size8{font-size:.694311em}.katex .fontsize-ensurer.reset-size10.size9,.katex .katex-sizing.reset-size10.size9{font-size:.833173em}.katex .fontsize-ensurer.reset-size10.size10,.katex .katex-sizing.reset-size10.size10{font-size:1em}.katex .fontsize-ensurer.reset-size10.size11,.katex .katex-sizing.reset-size10.size11{font-size:1.19961em}.katex .fontsize-ensurer.reset-size11.size1,.katex .katex-sizing.reset-size11.size1{font-size:.200965em}.katex .fontsize-ensurer.reset-size11.size2,.katex .katex-sizing.reset-size11.size2{font-size:.241158em}.katex .fontsize-ensurer.reset-size11.size3,.katex .katex-sizing.reset-size11.size3{font-size:.281351em}.katex .fontsize-ensurer.reset-size11.size4,.katex .katex-sizing.reset-size11.size4{font-size:.321543em}.katex .fontsize-ensurer.reset-size11.size5,.katex .katex-sizing.reset-size11.size5{font-size:.361736em}.katex .fontsize-ensurer.reset-size11.size6,.katex .katex-sizing.reset-size11.size6{font-size:.401929em}.katex .fontsize-ensurer.reset-size11.size7,.katex .katex-sizing.reset-size11.size7{font-size:.482315em}.katex .fontsize-ensurer.reset-size11.size8,.katex .katex-sizing.reset-size11.size8{font-size:.578778em}.katex .fontsize-ensurer.reset-size11.size9,.katex .katex-sizing.reset-size11.size9{font-size:.694534em}.katex .fontsize-ensurer.reset-size11.size10,.katex .katex-sizing.reset-size11.size10{font-size:.833601em}.katex .fontsize-ensurer.reset-size11.size11,.katex .katex-sizing.reset-size11.size11{font-size:1em}.katex .delimsizing.size1{font-family:KaTeX_Size1}.katex .delimsizing.size2{font-family:KaTeX_Size2}.katex .delimsizing.size3{font-family:KaTeX_Size3}.katex .delimsizing.size4{font-family:KaTeX_Size4}.katex .delimsizing.mult .delim-size1>span{font-family:KaTeX_Size1}.katex .delimsizing.mult .delim-size4>span{font-family:KaTeX_Size4}.katex .nulldelimiter{width:.12em;display:inline-block}.katex .delimcenter,.katex .op-symbol{position:relative}.katex .op-symbol.small-op{font-family:KaTeX_Size1}.katex .op-symbol.large-op{font-family:KaTeX_Size2}.katex .katex-accent>.vlist-t,.katex .op-limits>.vlist-t{text-align:center}.katex .katex-accent .accent-body{position:relative}.katex .katex-accent .accent-body:not(.accent-full){width:0}.katex .katex-overlay{display:block}.katex .mtable .vertical-separator{min-width:1px;display:inline-block}.katex .mtable .arraycolsep{display:inline-block}.katex .mtable .col-align-c>.vlist-t{text-align:center}.katex .mtable .col-align-l>.vlist-t{text-align:left}.katex .mtable .col-align-r>.vlist-t{text-align:right}.katex .svg-align{text-align:left}.katex svg{fill:currentColor;stroke:currentColor;height:inherit;width:100%;display:block;position:absolute}.katex svg path{stroke:none}.katex svg{fill-rule:nonzero;fill-opacity:1;stroke-width:1px;stroke-linecap:butt;stroke-linejoin:miter;stroke-miterlimit:4;stroke-dasharray:none;stroke-dashoffset:0;stroke-opacity:1}.katex img{border-style:none;min-width:0;max-width:none;min-height:0;max-height:none}.katex .katex-stretchy{width:100%;display:block;position:relative;overflow:hidden}.katex .katex-stretchy:after,.katex .katex-stretchy:before{content:""}.katex .hide-tail{width:100%;position:relative;overflow:hidden}.katex .halfarrow-left{width:50.2%;position:absolute;left:0;overflow:hidden}.katex .halfarrow-right{width:50.2%;position:absolute;right:0;overflow:hidden}.katex .brace-left{width:25.1%;position:absolute;left:0;overflow:hidden}.katex .brace-center{width:50%;position:absolute;left:25%;overflow:hidden}.katex .brace-right{width:25.1%;position:absolute;right:0;overflow:hidden}.katex .x-arrow-pad{padding:0 .5em}.katex .cd-arrow-pad{padding:0 .55556em 0 .27778em}.katex .mover,.katex .munder,.katex .x-arrow{text-align:center}.katex .boxpad{padding:0 .3em}.katex .fbox,.katex .fcolorbox{box-sizing:border-box;border:.04em solid}.katex .cancel-pad{padding:0 .2em}.katex .cancel-lap{margin-left:-.2em;margin-right:-.2em}.katex .katex-sout{border-bottom-style:solid;border-bottom-width:.08em}.katex .angl{box-sizing:border-box;border-top:.049em solid;border-right:.049em solid;margin-right:.03889em}.katex .anglpad{padding:0 .03889em}.katex .eqn-num:before{content:"(" counter(katexEqnNo) ")";counter-increment:katexEqnNo}.katex .mml-eqn-num:before{content:"(" counter(mmlEqnNo) ")";counter-increment:mmlEqnNo}.katex .mtr-glue{width:50%}.katex .cd-vert-arrow{display:inline-block;position:relative}.katex .cd-label-left{text-align:left;display:inline-block;position:absolute;right:calc(50% + .3em)}.katex .cd-label-right{text-align:right;display:inline-block;position:absolute;left:calc(50% + .3em)}.katex-display{text-align:center;margin:1em 0;display:block}.katex-display>.katex{text-align:center;white-space:nowrap;display:block}.katex-display>.katex>.katex-html{display:block;position:relative}.katex-display>.katex>.katex-html>.katex-tag{position:absolute;right:0}.katex-display.leqno>.katex>.katex-html>.katex-tag{left:0;right:auto}.katex-display.fleqn>.katex{text-align:left;padding-left:2em}body{counter-reset:katexEqnNo mmlEqnNo}.ctx-overlay{z-index:200;position:fixed;inset:0}.ctx-menu{background:var(--bg-panel);border:1px solid var(--border-light);border-radius:var(--radius-panel);min-width:160px;padding:var(--space-1);animation:ctx-in var(--dur-fast) var(--ease-out);transform-origin:0 0;flex-direction:column;display:flex;position:fixed;box-shadow:0 8px 24px #0000002e}@keyframes ctx-in{0%{opacity:0;transform:scale(.96)}}.ctx-menu__item{align-items:center;gap:var(--space-2);padding:var(--space-2) var(--space-3);border-radius:var(--radius-btn);font-size:var(--text-sm);text-align:left;display:flex}.ctx-menu__item:hover{background:var(--bg-hover)}.ctx-menu__item--danger{color:var(--danger)}.ctx-menu__item--info{color:var(--text-secondary);cursor:default;white-space:nowrap;text-overflow:ellipsis;max-width:240px;font-size:11px;overflow:hidden}.ctx-menu__item--info:hover{background:0 0}.ctx-menu__icon{text-align:center;width:18px}.cropper{align-items:center;gap:var(--space-3);padding:var(--space-3);border:1px solid var(--border-light);border-radius:var(--radius-panel);margin-bottom:var(--space-3);flex-direction:column;display:flex}.cropper__frame{cursor:grab;touch-action:none;border-radius:var(--radius-btn);width:200px;height:200px;position:relative;overflow:hidden}.cropper__frame:active{cursor:grabbing}.cropper__frame img{-webkit-user-select:none;user-select:none;pointer-events:none;max-width:none;position:absolute;top:50%;left:50%}.cropper__mask{pointer-events:none;border-radius:50%;position:absolute;inset:0;box-shadow:0 0 0 200px #00000080}.cropper input[type=range]{width:200px}.cropper__actions{gap:var(--space-2);display:flex}.model-pop{max-height:calc(var(--app-height,100dvh) * .55);overflow-y:auto}.model-pop__group{cursor:pointer;width:100%;font-size:var(--text-xs);color:var(--text-placeholder);text-transform:uppercase;letter-spacing:.04em;background:0 0;border:none;justify-content:space-between;align-items:center;padding:8px 14px 6px;display:flex}.model-pop__group:hover{color:var(--text-secondary)}.model-pop__group-meta{align-items:center;gap:4px;display:inline-flex}.mem-panel__backdrop{height:var(--app-height,100%);background:var(--bg-overlay);z-index:200;justify-content:center;align-items:center;display:flex;position:fixed;inset:0}.mem-panel{width:min(560px,100vw - 48px);max-height:calc(var(--app-height,100dvh) * .78);background:var(--bg-panel);border-radius:14px;flex-direction:column;display:flex;overflow:hidden;box-shadow:0 18px 50px #00000047}.mem-panel__head{justify-content:space-between;align-items:center;padding:14px 18px 10px;display:flex}.mem-panel__title{font-size:var(--text-base);font-weight:600}.mem-panel__count{font-size:var(--text-xs);color:var(--text-placeholder);margin-left:8px;font-weight:400}.mem-panel__close{cursor:pointer;font-size:var(--text-sm);color:var(--text-secondary);background:0 0;border:none;border-radius:8px;padding:4px 8px}.mem-panel__close:hover{background:var(--bg-hover)}.mem-panel__new{align-items:flex-end;gap:8px;padding:0 18px 12px;display:flex}.mem-panel__new textarea{resize:vertical;border:1px solid var(--border-subtle,#80808040);background:var(--bg-app);min-height:40px;color:inherit;font:inherit;font-size:var(--text-sm);border-radius:10px;flex:1;padding:8px 10px}.mem-panel__btn{background:var(--bg-hover);color:var(--text-secondary);font-size:var(--text-xs);cursor:pointer;white-space:nowrap;border:none;border-radius:8px;padding:6px 12px}.mem-panel__btn:disabled{opacity:.45;cursor:default}.mem-panel__btn--primary{background:var(--accent);color:var(--accent-fg)}.mem-panel__btn--danger{color:#fff;background:#d94a43}.mem-panel__error{color:#d94a43;font-size:var(--text-xs);word-break:break-all;background:#d94a431f;border-radius:10px;margin:0 18px 10px;padding:8px 12px}.mem-panel__list{flex-direction:column;flex:1;gap:10px;padding:0 18px 16px;display:flex;overflow-y:auto}.mem-panel__empty{text-align:center;color:var(--text-placeholder);font-size:var(--text-sm);padding:28px 0}.mem-item{background:var(--bg-app);border-radius:12px;padding:10px 12px}.mem-item__content{font-size:var(--text-sm);white-space:pre-wrap;word-break:break-word;line-height:1.55}.mem-item__foot{justify-content:space-between;align-items:center;margin-top:8px;display:flex}.mem-item__meta{font-size:var(--text-xs);color:var(--text-placeholder)}.mem-item__actions{gap:6px;display:inline-flex}.mem-item--editing textarea{resize:vertical;border:1px solid var(--border-subtle,#80808040);background:var(--bg-panel);width:100%;color:inherit;font:inherit;font-size:var(--text-sm);box-sizing:border-box;border-radius:10px;padding:8px 10px}.mem-item--editing .mem-item__actions{justify-content:flex-end;margin-top:8px;display:flex}.ae-modal{height:min(calc(var(--app-height,100dvh) * .82), 760px);overflow:hidden}.ae-modal .sp-stack{border-radius:0;flex:1;height:auto;min-height:0}.modal__footer{justify-content:flex-end;gap:var(--space-2);padding:var(--space-3) var(--space-4);border-top:1px solid var(--border-light);display:flex}.ae-avatar-row{padding:var(--space-2) 0 var(--space-4);justify-content:center;display:flex}.ae-avatar{background:var(--bg-active);width:88px;height:88px;color:var(--text-secondary);border-radius:50%;place-items:center;font-size:32px;font-weight:600;display:grid;overflow:hidden}.ae-avatar img{object-fit:cover;width:100%;height:100%}.ae-group-controls{align-items:center;gap:var(--space-1);display:flex}.ae-card{padding:var(--space-3) var(--space-4)}.ae-card .field{margin-bottom:0}.ae-card .field+.field{margin-top:var(--space-3);padding-top:var(--space-3);border-top:1px solid var(--border-light)}.field textarea{padding:var(--space-2) var(--space-3);border:1px solid var(--border-input);border-radius:var(--radius-btn);background:var(--bg-app);resize:vertical;font-family:inherit;font-size:var(--text-sm);outline:none}.field textarea.field--error{border-color:var(--danger)}.editor__error{color:var(--danger);font-size:var(--text-xs)}.ae-params-card{padding:0}.ae-param{padding:var(--space-2) var(--space-3)}.ae-param+.ae-param{border-top:1px solid var(--border-light)}.ae-param__row{justify-content:space-between;align-items:center;gap:var(--space-3);min-height:28px;font-size:var(--text-sm);display:flex}.ae-param__row>span:first-child{color:var(--text-primary)}.ae-param__right{align-items:center;gap:var(--space-2);display:flex}.ae-param__off-text{font-size:var(--text-xs);color:var(--text-placeholder);white-space:nowrap}.ae-param__control{align-items:center;gap:var(--space-3);margin-top:var(--space-2);display:flex}.ae-param__control input[type=range]{accent-color:var(--accent);flex:1}.ae-param__number{width:76px;padding:var(--space-1) var(--space-2);border:1px solid var(--border-input);border-radius:var(--radius-btn);background:var(--bg-app);color:var(--text-primary);font-size:var(--text-sm);text-align:right;outline:none;flex-shrink:0}.ae-param__number:focus{border-color:var(--text-secondary)}.ae-param__hint{font-size:var(--text-xs);color:var(--text-placeholder);margin-top:var(--space-1)}.ae-summary-model-row{margin-top:var(--space-2)}.ae-summary-prompt-field{margin-top:var(--space-3)}.ae-switch{flex-shrink:0;width:40px;height:24px;display:inline-block;position:relative}.ae-switch input{opacity:0;cursor:pointer;z-index:1;margin:0;position:absolute;inset:0}.ae-switch__track{background:var(--bg-active);border-radius:var(--radius-pill);transition:background var(--dur-fast) var(--ease-out);position:absolute;inset:0}.ae-switch__track:before{content:"";width:20px;height:20px;transition:transform var(--dur-fast) var(--ease-out);background:#fff;border-radius:50%;position:absolute;top:2px;left:2px;box-shadow:0 1px 3px #0000004d}.ae-switch input:checked+.ae-switch__track{background:var(--accent)}.ae-switch input:checked+.ae-switch__track:before{transform:translate(16px)}.ae-req-card{background:var(--bg-panel);border-radius:var(--radius-panel);padding:var(--space-3) var(--space-4);margin-bottom:var(--space-3)}.ae-req-card__head{font-size:var(--text-sm);color:var(--text-primary);margin-bottom:var(--space-2);justify-content:space-between;align-items:center;font-weight:600;display:flex}.ae-req-add{font-size:var(--text-sm);color:var(--accent);white-space:nowrap}.ae-req-add:hover{opacity:.75}.ae-req-empty{font-size:var(--text-xs);color:var(--text-placeholder)}.ae-req-list{gap:var(--space-2);flex-direction:column;display:flex}.ae-req-entry{align-items:flex-start;gap:var(--space-2);display:flex}.ae-req-entry__fields{gap:var(--space-2);flex-direction:column;flex:1;min-width:0;display:flex}.ae-req-entry__fields input,.ae-req-entry__fields textarea{width:100%;padding:var(--space-2) var(--space-3);border:1px solid var(--border-input);border-radius:var(--radius-btn);background:var(--bg-app);color:var(--text-primary);font-family:inherit;font-size:var(--text-sm);resize:vertical;outline:none}.ae-req-del{border-radius:var(--radius-btn);width:32px;height:32px;color:var(--danger);flex-shrink:0;place-items:center;margin-top:2px;display:grid}.ae-req-del:hover{background:var(--bg-hover)}.ae-legacy{font-size:var(--text-sm);color:var(--text-secondary)}.ae-legacy summary{cursor:pointer;-webkit-user-select:none;user-select:none;padding:var(--space-1) 0}.ae-legacy .field{margin-top:var(--space-2);margin-bottom:0}.ae-greet__main{align-items:flex-start;gap:var(--space-2);display:flex}.ae-greet__main textarea{resize:vertical;flex:1}.ae-greet__time{align-items:center;gap:var(--space-3);margin-top:var(--space-2);font-size:var(--text-sm);color:var(--text-secondary);display:flex}.ae-greet__allday{align-items:center;gap:var(--space-1);cursor:pointer;display:flex}.ae-greet__range{align-items:center;gap:var(--space-1);display:flex}.ae-greet__range select{padding:2px 4px}.ae-greet__add{margin:var(--space-2) 0}@keyframes gen-blink{0%,49%{opacity:1}50%,to{opacity:0}}@keyframes gen-breathe{0%,to{opacity:.9;transform:scale(1)}50%{opacity:.5;transform:scale(.7)}}@keyframes genfade-in{0%{opacity:.08}to{opacity:1}}.gen-pending{color:var(--text-primary);display:inline-block}.gen-pending--block{animation:1.06s step-end infinite gen-blink}.gen-pending--orb{font-size:.85em;animation:1.4s ease-in-out infinite gen-breathe}.gen-cursor--block{animation:1.06s step-end infinite gen-blink}.gen-cursor--orb,.gen-static-orb{font-size:.8em}.genfade__w{animation:.27s both genfade-in}.sidebar{width:var(--sidebar-width);background:var(--bg-sidebar);border-right:1px solid var(--border-light);height:100%;transition:margin-left var(--dur-normal) var(--ease-out);flex-direction:column;flex-shrink:0;display:flex}.sidebar--closed{margin-left:calc(-1 * var(--sidebar-width))}.sidebar__top{padding:var(--space-3);gap:var(--space-2);flex-direction:column;display:flex}.sidebar__search{padding:var(--space-2) var(--space-3);border:1px solid var(--border-input);border-radius:var(--radius-btn);background:var(--bg-app);font-size:var(--text-sm);outline:none}.sidebar__new-chat{padding:var(--space-2) var(--space-3);border-radius:var(--radius-btn);text-align:left;font-size:var(--text-sm)}.sidebar__section-label{padding:var(--space-2) var(--space-4) var(--space-1);font-size:var(--text-xs);color:var(--text-secondary)}.sidebar__assistants{max-height:40%;overflow-y:auto}.sidebar__conversations{flex:1;overflow-y:auto}.sidebar__empty{padding:var(--space-4);font-size:var(--text-sm);color:var(--text-placeholder)}.sidebar__user{align-items:center;gap:var(--space-2);padding:var(--space-3) var(--space-4);border-top:1px solid var(--border-light);font-size:var(--text-sm);display:flex}.sidebar__user:hover{background:var(--bg-hover)}.sidebar__user-avatar{width:var(--avatar-size);height:var(--avatar-size);background:var(--bg-active);border-radius:50%;place-items:center;display:grid}.conv-item{align-items:center;gap:var(--space-1);margin:0 var(--space-2);padding:var(--space-2) var(--space-2);border-radius:var(--radius-btn);font-size:var(--text-sm);cursor:pointer;-webkit-user-select:none;user-select:none;display:flex}.conv-item__pin{flex-shrink:0;font-size:10px}.conv-item__title{white-space:nowrap;text-overflow:ellipsis;flex:1;overflow:hidden}.conv-item__delete{opacity:0;border-radius:4px;flex-shrink:0;padding:2px 4px;font-size:12px}.conv-item:hover .conv-item__delete{opacity:.6}.conv-item__delete:hover{opacity:1!important}.conv-item__delete--confirm{background:var(--danger);color:#fff;opacity:1!important}.sidebar__user-gear{color:var(--text-secondary);margin-left:auto}.sidebar__section-label{padding-right:var(--space-2);justify-content:space-between;align-items:center;display:flex}.asst-item{align-items:center;gap:var(--space-2);margin:0 var(--space-2);padding:var(--space-2);border-radius:var(--radius-btn);font-size:var(--text-sm);cursor:pointer;-webkit-user-select:none;user-select:none;display:flex}.asst-item__avatar{width:var(--avatar-size);height:var(--avatar-size);object-fit:cover;border-radius:50%;flex-shrink:0}.asst-item__avatar--fallback{background:var(--bg-active);place-items:center;font-weight:600;display:grid}.asst-item__name{white-space:nowrap;text-overflow:ellipsis;flex:1;overflow:hidden}.asst-item__edit{opacity:0;flex-shrink:0;font-size:12px}.asst-item:hover .asst-item__edit{opacity:.7}.asst-item__edit:hover{opacity:1!important}.asst-group{align-items:center;gap:var(--space-1);width:calc(100% - var(--space-4));margin:0 var(--space-2);padding:var(--space-1) var(--space-2);font-size:var(--text-xs);color:var(--text-secondary);border-radius:var(--radius-btn);text-align:left;display:flex}.asst-group:hover{background:var(--bg-hover)}.asst-group__arrow{transition:transform var(--dur-fast);display:inline-block}.asst-group__arrow--open{transform:rotate(90deg)}.asst-group__count{margin-left:auto}.modal--small{width:min(360px,100vw - 32px)}.move-dialog__item{text-align:left;width:100%;padding:var(--space-2) var(--space-3);border-radius:var(--radius-btn);font-size:var(--text-sm);display:block}.move-dialog__item:hover{background:var(--bg-hover)}.search-hit{text-align:left;width:100%;padding:var(--space-2) var(--space-3);border-radius:var(--radius-btn);cursor:pointer;flex-direction:column;align-items:stretch;gap:2px;display:flex}.search-hit:hover{background:var(--bg-hover)}.search-hit__conv{font-size:var(--text-xs);color:var(--text-secondary);white-space:nowrap;text-overflow:ellipsis;overflow:hidden}.search-hit__snippet{font-size:var(--text-sm);color:var(--text-primary);-webkit-line-clamp:2;word-break:break-word;-webkit-box-orient:vertical;display:-webkit-box;overflow:hidden}.search-hit__snippet b{font-weight:700}.conv-item__more{opacity:0;color:var(--text-secondary);border-radius:4px;flex-shrink:0;margin-left:auto;padding:0 4px;font-size:14px;line-height:1}.conv-item:hover .conv-item__more,.conv-item--active .conv-item__more{opacity:.8}.conv-item__more:hover{background:#0000000f;opacity:1!important}.sidebar__top{flex-direction:row;align-items:center;gap:8px;padding:12px 14px;display:flex}.sidebar__search-pill{background:var(--sb-search-bg);border-radius:10px;flex:1;align-items:center;gap:6px;min-width:0;height:36px;padding:0 10px;display:flex}.sidebar__search-icon{color:var(--text-primary);opacity:.55;flex-shrink:0;place-items:center;display:grid}.sidebar__search{min-width:0;color:var(--text-primary);background:0 0;border:none;outline:none;flex:1;padding:0;font-size:15px}.sidebar__search::placeholder{color:var(--text-secondary)}.sidebar__new-chat{width:36px;height:36px;color:var(--text-primary);border-radius:10px;flex-shrink:0;place-items:center;padding:0;display:grid}.sidebar__new-chat:hover{background:var(--sb-row-hover)}.sb-row{width:100%;color:var(--text-primary);text-align:left;background:0 0;border-radius:10px;align-items:center;gap:9px;padding:10px;font-size:14px;display:flex}.sb-row:hover{background:var(--sb-row-hover)}.sb-row__icon{width:16px;height:16px;color:var(--text-primary);flex-shrink:0;place-items:center;display:grid}.sb-row__label{white-space:nowrap;text-overflow:ellipsis;flex:1;overflow:hidden}.sidebar__shortcuts{padding:0 8px}.sidebar__assistants{max-height:226px;padding:20px 8px 0;overflow-y:auto}.asst-item{border-radius:10px;gap:9px;margin:0;padding:10px}.asst-item--sub{padding:8px 10px 8px 35px}.asst-item:hover{background:var(--sb-row-hover)}.asst-item--active{background:var(--sb-row-active)}.asst-item--active .asst-item__name{font-weight:500}.asst-item__avatar{width:16px;height:16px;font-size:9px}.asst-item--sub .asst-item__avatar{width:20px;height:20px;font-size:10px}.asst-item__name{font-size:14px}.asst-group{border:none}.sidebar__conversations{padding:20px 8px 0}.sidebar__time-label{color:var(--text-secondary);padding:2px 10px 6px;font-size:12px;font-weight:500}.sidebar__conversations>div+div .sidebar__time-label{padding-top:18px}.conv-item{border-radius:10px;gap:4px;margin:0;padding:10px}.conv-item:hover{background:var(--sb-row-hover)}.conv-item--active{background:var(--sb-row-active)}.conv-item--active .conv-item__title{font-weight:500}.conv-item__title{font-size:14px}.conv-item__time{color:var(--text-secondary);opacity:.7;flex-shrink:0;font-size:11px}.conv-item:hover .conv-item__time,.conv-item--active .conv-item__time{display:none}.sidebar__pull{place-items:center;transition:height .15s ease-out;display:grid;overflow:hidden}.sidebar__pull-spinner{border:2px solid var(--sb-row-active);border-top-color:var(--text-secondary);opacity:.5;border-radius:50%;width:18px;height:18px}.sidebar__pull-spinner--on{opacity:1;animation:.8s linear infinite sb-spin}@keyframes sb-spin{to{transform:rotate(360deg)}}.sidebar__user{border-top:1px solid var(--sb-border);gap:9px;padding:12px 18px}.sidebar__user-avatar{width:24px;height:24px;font-size:11px}.sidebar__user-name{text-align:left;flex:1;font-size:14px;font-weight:500}.sidebar__user-gear{opacity:.5;color:var(--text-primary);place-items:center;display:grid}[data-touchdrag]{-webkit-touch-callout:none;-webkit-user-select:none;user-select:none}.touchdrag--lift{opacity:.65;transition:transform .12s,opacity .12s;transform:scale(1.03)}.touchdrag--over{box-shadow:0 -2px 0 0 var(--accent)}@media (width<=768px){.sidebar{z-index:90;height:auto;transition:transform var(--dur-normal) var(--ease-out);margin-left:0;position:fixed;top:0;bottom:0;left:0;box-shadow:0 0 24px #0000002e}.sidebar--closed{box-shadow:none;margin-left:0;transform:translate(-100%)}}.asst-group__more,.asst-item__more{color:var(--text-secondary);opacity:0;border-radius:4px;flex-shrink:0;margin-left:auto;padding:0 4px;font-size:14px;line-height:1}.asst-item__edit{margin-left:auto}.asst-item__more{margin-left:0}.sb-row:hover .asst-group__more,.asst-item:hover .asst-item__more,.asst-item--active .asst-item__more{opacity:.8}.asst-group__more:hover,.asst-item__more:hover{opacity:1;background:#0000000f}@media (hover:none){.asst-group__more,.asst-item__more{opacity:.45}}.asst-group{cursor:pointer;-webkit-user-select:none;user-select:none}.sidebar__assistants,.sidebar__conversations{overscroll-behavior:contain}.msg-list{overscroll-behavior:contain;flex:1;overflow-y:auto}.msg-list__inner{max-width:var(--chat-max-width);padding:var(--space-4);gap:var(--space-6);flex-direction:column;margin:0 auto;display:flex}.msg{gap:var(--avatar-gap);align-items:flex-start;display:flex}.msg--user,.msg--user .msg__meta{flex-direction:row-reverse}.msg__avatar{width:var(--avatar-size);height:var(--avatar-size);object-fit:cover;border-radius:50%;flex-shrink:0}.msg__avatar--fallback{background:var(--bg-active);font-size:var(--text-sm);place-items:center;font-weight:600;display:grid}.msg__avatar--brand{background:var(--bg-active);color:var(--text-primary);place-items:center;display:grid}.msg__body{min-width:0;max-width:85%}.msg__meta{align-items:baseline;gap:var(--space-2);margin-bottom:2px;display:flex}.msg__name{font-weight:600}.msg__time,.msg__tokens{font-size:var(--text-xs);color:var(--text-secondary)}.msg__reasoning{margin:var(--space-1) 0;font-size:var(--text-sm);color:var(--text-secondary)}.msg__reasoning summary{cursor:pointer;-webkit-user-select:none;user-select:none}.msg__reasoning-text{white-space:pre-wrap;border-left:2px solid var(--border-light);padding-left:var(--space-3);margin-top:var(--space-1)}.msg__toolcall{margin:var(--space-2) 0;padding:var(--space-1) var(--space-3);font-size:var(--text-sm);color:var(--text-secondary);background:var(--summary-bg);border-left:3px solid var(--summary-edge);border-radius:6px}.msg__toolcall summary{cursor:pointer;-webkit-user-select:none;user-select:none;align-items:center;gap:6px;display:flex}.msg__toolcall-icon{font-size:.9em}.msg__toolcall-id{color:var(--summary-edge);font-variant-numeric:tabular-nums}.msg__toolcall-detail{white-space:pre-wrap;margin-top:var(--space-1);padding-left:var(--space-3);border-left:2px solid var(--border-light)}.msg__toolcall-status{opacity:.7;margin-top:2px;font-size:.85em}.msg__toolcall--pending{align-items:center;gap:6px;animation:1.2s ease-in-out infinite toolcall-breathe;display:flex}@keyframes toolcall-breathe{0%,to{opacity:.55}50%{opacity:1}}.msg__content{line-height:var(--line-message);word-break:break-word}.msg__content p{margin:0 0 .6em}.msg__content p:last-child{margin-bottom:0}.msg__content pre{background:var(--bg-chip);border-radius:var(--radius-btn);padding:var(--space-3);font-size:14px;overflow-x:auto}.msg__content code{font-family:var(--font-family-mono);font-size:.9em}.msg__content ul,.msg__content ol{margin:.4em 0;padding-left:1.4em}.msg__content blockquote{border-left:3px solid var(--border-input);padding-left:var(--space-3);color:var(--text-secondary);margin:.4em 0}.msg__content table{border-collapse:collapse;margin:.4em 0;display:block;overflow-x:auto}.msg__content th,.msg__content td{border:1px solid var(--border-light);padding:4px 10px}.msg__actions{align-items:center;gap:var(--space-1);margin-top:var(--space-1);opacity:0;transition:opacity var(--dur-fast);font-size:13px;display:flex}.msg:hover .msg__actions{opacity:1}.msg--user .msg__actions{justify-content:flex-end}.msg__actions button{border-radius:var(--radius-btn);color:var(--text-secondary);padding:2px 6px}.msg__actions button:hover{background:var(--bg-hover)}.msg__actions button:disabled{opacity:.3}.msg__action--danger{background:var(--danger)!important;color:#fff!important}.msg__branch{font-size:var(--text-xs);color:var(--text-secondary);align-items:center;gap:2px;display:inline-flex}.msg__branch button{padding:2px 4px;font-size:10px}.msg__reasoning-copy{margin-left:var(--space-2);opacity:.6;font-size:11px}.msg__reasoning-copy:hover{opacity:1}.msg__info-wrap{display:inline-flex;position:relative}.msg__info-backdrop{z-index:40;position:fixed;inset:0}.msg__info-pop{z-index:41;background:var(--bg-panel);border:1px solid var(--border-light);border-radius:var(--radius-panel);min-width:200px;padding:var(--space-2) var(--space-3);font-size:var(--text-sm);position:absolute;bottom:calc(100% + 6px);left:50%;transform:translate(-50%);box-shadow:0 8px 24px #0000001f}.msg--user .msg__info-pop{left:auto;right:0;transform:none}.msg__info-row{justify-content:space-between;gap:var(--space-4);color:var(--text-secondary);padding:3px 0;display:flex}.msg__info-value{color:var(--text-primary);text-align:right;word-break:break-all}.msg__info-danger{text-align:left;width:100%;margin-top:var(--space-1);border-top:1px solid var(--border-light);color:var(--danger);font-size:var(--text-sm);cursor:pointer;padding:6px 0 3px;display:block}.msg__info-action{text-align:left;width:100%;margin-top:var(--space-1);border-top:1px solid var(--border-light);color:var(--text-primary);font-size:var(--text-sm);cursor:pointer;padding:6px 0 3px;display:block}.msg--selectable{cursor:pointer;border-radius:var(--radius-panel)}.msg--selectable:hover{background:var(--bg-hover)}.msg--selectable *{pointer-events:none}.msg--selected{background:var(--bg-active)}.msg__select-dot{border:1.5px solid var(--border-light);width:22px;height:22px;color:var(--accent-fg);border-radius:50%;flex-shrink:0;justify-content:center;align-self:center;align-items:center;font-size:13px;display:inline-flex}.msg__select-dot--on{background:var(--accent);border-color:var(--accent)}.msg-list__selectbar{background:var(--bg-panel);z-index:5;border-radius:999px;align-items:center;gap:14px;width:fit-content;margin:8px auto 4px;padding:8px 14px;display:flex;position:sticky;bottom:12px;box-shadow:0 6px 24px #00000038}.msg-list__selectcount{font-size:var(--text-sm);color:var(--text-secondary)}.msg-list__selectactions{gap:8px;display:inline-flex}.msg-list__selectbtn{background:var(--bg-hover);color:var(--text-primary);font-size:var(--text-sm);cursor:pointer;border:none;border-radius:999px;padding:6px 14px}.msg-list__selectbtn:disabled{opacity:.45;cursor:default}.msg-list__selectbtn--danger{color:var(--danger)}.msg-list__selectbtn--confirm{background:var(--danger);color:#fff}.msg--flash{border-radius:var(--radius-panel);animation:1.6s ease-out msg-flash}@keyframes msg-flash{0%,35%{background:var(--bg-active)}to{background:0 0}}.msg--user .msg__select-dot{order:99;margin-right:auto}.msg__info-row span:first-child{white-space:nowrap}.msg__info-row .msg__info-value{word-break:break-all;text-align:right}.msg__content--plain{white-space:pre-wrap;overflow-wrap:break-word}.msg__info-pop--below{top:calc(100% + 6px);bottom:auto}.msg__toolcall-json{margin-top:var(--space-1);padding:var(--space-2);background:var(--bg-chip);font-family:var(--font-family-mono);white-space:pre-wrap;word-break:break-word;max-height:calc(var(--app-height,100dvh) * .4);border-radius:6px;font-size:12px;overflow:auto}.msg-list__pagebar{justify-content:center;align-items:center;gap:var(--space-3);padding:var(--space-2);margin-bottom:var(--space-2);border-bottom:1px solid var(--border-light);display:flex}.msg-list__pagebtn{font-size:var(--text-sm);color:var(--text-secondary);border-radius:var(--radius-btn);border:1px solid var(--border-light);padding:4px 12px}.msg-list__pagebtn:hover:not(:disabled){background:var(--bg-hover);color:var(--text-primary)}.msg-list__pagebtn:disabled{opacity:.35}.msg-list__pageinfo{font-size:var(--text-xs);color:var(--text-secondary)}.msg__images{gap:var(--space-2);margin-bottom:var(--space-2);flex-wrap:wrap;display:flex}.msg--user .msg__images{justify-content:flex-end}.msg__image{border-radius:var(--radius-btn);max-width:240px;max-height:240px;display:block;overflow:hidden}.msg__image img{object-fit:cover;max-width:240px;max-height:240px;display:block}.msg__file{margin:var(--space-1) 0;border:1px solid var(--border-light);border-radius:var(--radius-btn);background:var(--bg-panel);max-width:100%;overflow:hidden}.msg__file-head{width:100%;padding:var(--space-2) var(--space-3);font-size:var(--text-sm);text-align:left;cursor:pointer;align-items:center;gap:6px;display:flex}.msg__file-head:hover{background:var(--bg-hover)}.msg__file-name{text-overflow:ellipsis;white-space:nowrap;overflow:hidden}.msg__file-meta{font-size:var(--text-xs);color:var(--text-secondary);flex-shrink:0}.msg__file-chevron{color:var(--text-secondary);transition:transform var(--dur-normal) var(--ease-out);margin-left:auto}.msg__file-chevron.is-open{transform:rotate(180deg)}.msg__file-body{border-top:1px solid var(--border-light);padding:var(--space-2) var(--space-3)}.msg__file-body pre{white-space:pre-wrap;word-break:break-word;font-size:var(--text-xs);max-height:calc(var(--app-height,100dvh) * .4);overscroll-behavior:contain;margin:0;line-height:1.5;overflow-y:auto}.msg__file-dl{margin-top:var(--space-2);font-size:var(--text-xs);color:var(--accent);text-decoration:none;display:inline-block}.msg__file-dl:hover{text-decoration:underline}.msg-list__scrolldown-wrap{z-index:30;justify-content:center;height:0;display:flex;position:sticky;bottom:16px}.msg-list__scrolldown{background:var(--bg-panel);width:36px;height:36px;color:var(--text-primary);border:1px solid var(--border-light);cursor:pointer;border-radius:50%;place-items:center;display:grid;transform:translateY(-100%);box-shadow:0 2px 10px #00000024}.msg-list__scrolldown:hover{background:var(--bg-hover)}.minimap__backdrop{z-index:50;position:absolute;inset:0}.minimap{z-index:51;background:var(--bg-sidebar);border-radius:var(--radius-panel) var(--radius-panel) 0 0;height:58%;animation:minimap-up var(--dur-normal) var(--ease-out);flex-direction:column;display:flex;position:absolute;bottom:0;left:0;right:0;box-shadow:0 -8px 32px #0000002e}@keyframes minimap-up{0%{transform:translateY(100%)}to{transform:translateY(0)}}.minimap__head{align-items:center;gap:var(--space-2);padding:var(--space-3) var(--space-4);display:flex}.minimap__title{flex:1;font-weight:600}.minimap__icon{border-radius:var(--radius-btn);width:32px;height:32px;color:var(--text-secondary);place-items:center;font-size:15px;display:grid}.minimap__icon:hover{background:var(--bg-hover)}.minimap__icon--on{background:var(--bg-active)}.minimap__search{margin:0 var(--space-4) var(--space-2);padding:var(--space-2) var(--space-3);border:1px solid var(--border-input);border-radius:var(--radius-btn);background:var(--bg-input);outline:none}.minimap__list{gap:var(--space-2);padding:0 var(--space-4) var(--space-4);flex-direction:column;flex:1;display:flex;overflow-y:auto}.minimap__bubble{max-width:82%;padding:var(--space-2) var(--space-3);border-radius:var(--radius-chip);background:var(--bg-chip);font-size:var(--text-sm);text-align:left;cursor:pointer;white-space:nowrap;text-overflow:ellipsis;flex-shrink:0;overflow:hidden}.minimap__bubble:hover{background:var(--bg-hover)}.minimap__bubble--user{background:var(--bg-active)}.minimap__row{align-items:center;gap:var(--space-2);min-width:0;display:flex}.minimap__row--assistant{justify-content:flex-start}.minimap__row--user{justify-content:space-between}.minimap__num{font-size:var(--text-xs);color:var(--text-placeholder);text-align:center;flex-shrink:0;min-width:18px}.minimap__bubble b{font-weight:700}.minimap__row--sum{align-items:flex-start}.minimap__sumcard{gap:var(--space-1);min-width:0;padding:var(--space-2) var(--space-3);border-radius:var(--radius-chip);border-left:3px solid var(--summary-edge);background:var(--summary-bg);text-align:left;cursor:pointer;flex-direction:column;flex:1;display:flex}.minimap__sumcard:hover{background:var(--bg-hover)}.minimap__sumtag{font-size:var(--text-xs);color:var(--summary-edge);font-weight:600}.minimap__sumtext{font-size:var(--text-sm);color:var(--text-primary);white-space:pre-wrap;word-break:break-word}.minimap__sumtext--clamp{-webkit-line-clamp:3;-webkit-box-orient:vertical;display:-webkit-box;overflow:hidden}.minimap__sumhint{font-size:var(--text-xs);color:var(--text-secondary)}.minimap__sumrows{gap:var(--space-2);margin-top:var(--space-2);padding-left:var(--space-4);flex-direction:column;display:flex}.minimap__empty{color:var(--text-secondary);font-size:var(--text-sm);text-align:center;padding:var(--space-4)}.minimap__sumactions{gap:var(--space-2);margin-top:var(--space-2);padding-left:var(--space-6);display:flex}.minimap__sumactions--edit{flex-direction:column}.minimap__sumbtns{gap:var(--space-2);display:flex}.minimap__sumbtn{font-size:var(--text-xs);color:var(--text-secondary);background:var(--bg-secondary);border:1px solid var(--border-color);border-radius:var(--radius-sm);cursor:pointer;padding:2px 10px}.minimap__sumbtn:hover:not(:disabled){color:var(--text-primary)}.minimap__sumbtn:disabled{opacity:.5;cursor:default}.minimap__sumbtn--danger{color:#fff;background:var(--danger,#d9534f);border-color:var(--danger,#d9534f)}.minimap__sumedit{box-sizing:border-box;width:100%;font-size:var(--text-sm);color:var(--text-primary);background:var(--bg-primary);border:1px solid var(--summary-edge);border-radius:var(--radius-sm);padding:var(--space-2);resize:vertical;font-family:inherit}.minimap__list{overscroll-behavior:contain}.chat{flex-direction:column;flex:1;min-width:0;height:100%;display:flex;position:relative}.chat__header{align-items:center;gap:var(--space-2);padding:var(--space-2) var(--space-3);border-bottom:1px solid var(--border-light);display:flex}.chat__title{font-size:var(--text-sm);font-weight:600}.chat__header-right{margin-left:auto}.chat__icon-btn{border-radius:var(--radius-btn);width:36px;height:36px;color:var(--text-secondary);place-items:center;display:grid}.chat__icon-btn:hover{background:var(--bg-hover)}.chat__icon-btn--on{background:var(--bg-active);color:var(--text-primary)}.chat__messages{overscroll-behavior:contain;flex-direction:column;flex:1;display:flex;overflow-y:auto}.chat__welcome{color:var(--text-primary);box-sizing:content-box;text-align:center;max-width:640px;margin:auto;padding:0 clamp(24px,8vw,96px);font-size:28px;font-weight:600;line-height:1.5}.chat__input-bar{padding:var(--space-3) var(--space-4) var(--space-4);width:100%;max-width:var(--chat-max-width);margin:0 auto}.chat__input-box{align-items:flex-end;gap:var(--space-2);background:var(--bg-input);border-radius:var(--radius-bubble);padding:var(--space-2);display:flex}.chat__textarea{resize:none;max-height:calc(var(--app-height,100dvh) * .4);padding:var(--space-2) 0;background:0 0;border:none;outline:none;flex:1}.chat__textarea::placeholder{color:var(--text-placeholder)}.chat__send{background:var(--accent);width:36px;height:36px;color:var(--accent-fg);border-radius:50%;flex-shrink:0;place-items:center;font-size:18px;display:grid}.chat__send:disabled{opacity:.3}.chat__title-block{flex-direction:column;align-items:flex-start;gap:1px;min-width:0;display:flex}.chat__model-chip{color:var(--text-secondary);font-size:var(--text-xs);cursor:pointer;white-space:nowrap;text-overflow:ellipsis;background:0 0;border:none;max-width:260px;padding:0;overflow:hidden}.chat__model-chip:hover{color:var(--text-primary)}.chat__model-chip-chevron{color:var(--text-placeholder)}.chat__model-pop{max-height:calc(var(--app-height,100dvh) * .55)}.chat__model-pop-group{font-size:var(--text-xs);color:var(--text-placeholder);text-transform:uppercase;letter-spacing:.04em;padding:8px 14px 2px}.chat__error{max-width:var(--chat-max-width);width:calc(100% - 32px);margin:0 auto var(--space-2);padding:var(--space-2) var(--space-3);border:1px solid var(--danger);border-radius:var(--radius-btn);color:var(--danger);font-size:var(--text-sm);align-items:center;gap:var(--space-2);display:flex}.chat__error span{word-break:break-word;flex:1}.chat__send--stop{font-size:12px}.chat__error span{-webkit-user-select:text;user-select:text}.chat__attach-row{gap:var(--space-2);padding:var(--space-2) var(--space-2) 0;flex-wrap:wrap;align-items:center;display:flex}.chat__attach-thumb{border-radius:var(--radius-btn);border:1px solid var(--border-light);width:64px;height:64px;position:relative;overflow:hidden}.chat__attach-thumb img{object-fit:cover;width:100%;height:100%}.chat__attach-remove{color:#fff;background:#0009;border-radius:50%;place-items:center;width:18px;height:18px;font-size:11px;line-height:1;display:grid;position:absolute;top:2px;right:2px}.chat__attach-loading{font-size:var(--text-xs);color:var(--text-secondary)}.chat__attach-file{max-width:220px;padding:var(--space-2) 26px var(--space-2) var(--space-2);border:1px solid var(--border-light);border-radius:var(--radius-btn);background:var(--bg-panel);font-size:var(--text-sm);align-items:center;gap:6px;display:flex;position:relative}.chat__attach-file-name{text-overflow:ellipsis;white-space:nowrap;overflow:hidden}.chat__attach-file-meta{font-size:var(--text-xs);color:var(--text-secondary);flex-shrink:0}.chat__attach-err{font-size:var(--text-xs);color:var(--danger)}.fav-page{flex-direction:column;gap:10px;display:flex}.fav-page__search{background:var(--sb-search-bg);width:100%;color:var(--text-primary);box-sizing:border-box;border:none;border-radius:10px;outline:none;padding:8px 12px;font-size:14px}.fav-page__search::placeholder{color:var(--text-placeholder)}.fav-page__tags{gap:6px;padding-bottom:2px;display:flex;overflow-x:auto}.fav-chip{border:1px solid var(--border-input);color:var(--text-secondary);cursor:pointer;background:0 0;border-radius:999px;flex-shrink:0;padding:4px 12px;font-size:12px}.fav-chip--on{background:var(--accent);border-color:var(--accent);color:var(--accent-fg)}.fav-page__list{flex-direction:column;gap:8px;display:flex}.fav-card{text-align:left;border:1px solid var(--border-light);background:var(--bg-panel);width:100%;color:var(--text-primary);cursor:pointer;box-sizing:border-box;border-radius:12px;padding:10px 12px;display:block}.fav-card:hover{background:var(--sb-row-hover)}.fav-card--open{cursor:default}.fav-card--open:hover{background:var(--bg-panel)}.fav-card__head{align-items:center;gap:8px;min-width:0;display:flex}.fav-card__head--open{cursor:pointer}.fav-card__title{white-space:nowrap;text-overflow:ellipsis;flex:1;min-width:0;font-size:14px;font-weight:600;overflow:hidden}.fav-card__tag{background:var(--bg-chip);border:1px solid var(--border-light);color:var(--text-secondary);border-radius:999px;flex-shrink:0;padding:1px 8px;font-size:11px}.fav-card__date{color:var(--text-secondary);flex-shrink:0;font-size:11px}.fav-card__preview{color:var(--text-secondary);-webkit-line-clamp:2;white-space:pre-line;-webkit-box-orient:vertical;margin-top:4px;font-size:13px;line-height:1.45;display:-webkit-box;overflow:hidden}.fav-card__content{overflow-wrap:break-word;margin-top:8px;font-size:14px;line-height:1.55}.fav-card__content ul,.fav-card__content ol{padding-left:1.4em}.fav-card__title-input,.fav-card__tag-input{border:1px solid var(--border-input);background:var(--bg-input);min-width:0;color:var(--text-primary);box-sizing:border-box;border-radius:8px;outline:none;flex:1;padding:6px 10px;font-size:14px}.fav-card__tag-input{flex:none;width:100%;margin-top:8px;font-size:13px}.fav-card__editor{border:1px solid var(--border-input);background:var(--bg-input);width:100%;color:var(--text-primary);resize:vertical;box-sizing:border-box;border-radius:8px;outline:none;margin-top:8px;padding:8px 10px;font-family:inherit;font-size:14px;line-height:1.5}.fav-card__actions{justify-content:flex-end;gap:8px;margin-top:10px;display:flex}.fav-card__delete--confirm{color:var(--danger)!important;border-color:var(--danger)!important}.dbg{gap:var(--space-2);flex-direction:column;display:flex}.dbg__card{background:var(--bg-secondary,var(--bg-input));border:1px solid var(--border-light);border-radius:var(--radius-panel);padding:var(--space-3)}.dbg__card--fold .dbg__summary{cursor:pointer;-webkit-user-select:none;user-select:none}.dbg__meta{font-size:var(--text-xs);color:var(--text-secondary);word-break:break-all}.dbg__label{margin-top:var(--space-2);font-size:var(--text-xs);color:var(--text-secondary);font-weight:600}.dbg__pre{margin-top:var(--space-2);padding:var(--space-2);background:var(--bg-app);border-radius:var(--radius-btn);max-height:calc(var(--app-height,100dvh) * .4);white-space:pre-wrap;word-break:break-word;font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:11px;line-height:1.5;overflow:auto}.dbg__pre--error{color:var(--danger,#d9534f)}.dbg__copy{margin-top:var(--space-2);font-size:var(--text-xs);color:var(--text-secondary);border:1px solid var(--border-light);border-radius:var(--radius-btn);padding:2px 10px}.dbg__copy:hover{color:var(--text-primary)}.dbg__empty{font-size:var(--text-sm);color:var(--text-placeholder);padding:var(--space-2) 0}.modal-overlay{height:var(--app-height,100%);background:var(--bg-overlay);z-index:100;place-items:center;display:grid;position:fixed;inset:0}.modal{background:var(--bg-panel);border-radius:var(--radius-panel);width:min(560px,100vw - 32px);max-height:calc(var(--app-height,100dvh) * .85);flex-direction:column;display:flex;box-shadow:0 12px 40px #00000040}.modal__header{padding:var(--space-4);border-bottom:1px solid var(--border-light);justify-content:space-between;align-items:center;display:flex}.modal__header h2{font-size:var(--text-base)}.modal__close{border-radius:var(--radius-btn);width:32px;height:32px;color:var(--text-secondary)}.modal__close:hover{background:var(--bg-hover)}.modal__body{padding:var(--space-4);overflow-y:auto}.modal__section{font-size:var(--text-sm);color:var(--text-secondary);margin:var(--space-4) 0 var(--space-2);justify-content:space-between;align-items:center;display:flex}.modal__section:first-child{margin-top:0}.modal__hint{font-size:var(--text-sm);color:var(--text-placeholder)}.field{gap:var(--space-1);margin-bottom:var(--space-3);font-size:var(--text-sm);flex-direction:column;display:flex}.field>span{color:var(--text-secondary)}.field input,.field select{padding:var(--space-2) var(--space-3);border:1px solid var(--border-input);border-radius:var(--radius-btn);background:var(--bg-app);outline:none}.field input:focus{border-color:var(--text-secondary)}.field--inline{flex-direction:row;justify-content:space-between;align-items:center}.field--check{align-items:center;gap:var(--space-2);flex-direction:row}.field-row{gap:var(--space-4);align-items:center;display:flex}.field-row .field{flex:1}.provider-card__actions{gap:var(--space-2);flex-wrap:wrap;display:flex}.provider-card__status,.provider-card__models{margin-top:var(--space-2);font-size:var(--text-xs);color:var(--text-secondary)}.btn{padding:var(--space-2) var(--space-3);border-radius:var(--radius-btn);border:1px solid var(--border-input);font-size:var(--text-sm);background:var(--bg-app)}.btn:hover{background:var(--bg-hover)}.btn--primary{background:var(--accent);color:var(--accent-fg);border-color:var(--accent)}.btn--primary:hover{opacity:.85;background:var(--accent)}.btn--danger{background:var(--danger);color:#fff;border-color:var(--danger)}.btn--small{padding:2px var(--space-2);font-size:var(--text-xs)}.model-picker{margin-top:var(--space-2);font-size:var(--text-sm)}.model-picker summary{cursor:pointer;color:var(--text-secondary);-webkit-user-select:none;user-select:none}.model-picker__filter{width:100%;margin:var(--space-2) 0;padding:var(--space-1) var(--space-2);border:1px solid var(--border-input);border-radius:var(--radius-btn);background:var(--bg-app);outline:none}.model-picker__list{flex-direction:column;max-height:200px;display:flex;overflow-y:auto}.model-picker__item{align-items:center;gap:var(--space-2);padding:3px var(--space-1);cursor:pointer;border-radius:4px;display:flex}.model-picker__item:hover{background:var(--bg-hover)}.sp-stack{height:min(calc(var(--app-height,100dvh) * .7), 720px);border-radius:0 0 var(--radius-panel) var(--radius-panel);position:relative;overflow:hidden}.sp-page{padding:var(--space-4);background:var(--bg-sidebar);transition:transform var(--dur-normal) var(--ease-out);position:absolute;inset:0;overflow-y:auto;transform:translate(0)}.sp-page--offscreen{transform:translate(100%)}.sp-account{align-items:center;gap:var(--space-2);padding:var(--space-4) 0 var(--space-6);flex-direction:column;display:flex}.sp-account__avatar{background:var(--bg-active);width:88px;height:88px;color:var(--text-secondary);border-radius:50%;place-items:center;font-size:32px;font-weight:600;display:grid;overflow:hidden}.sp-account__avatar img{object-fit:cover;width:100%;height:100%}.sp-account__name{font-size:var(--text-base);color:var(--text-primary);font-weight:600}.sp-section-title{font-size:var(--text-xs);color:var(--text-secondary);text-transform:uppercase;letter-spacing:.04em;margin:var(--space-4) var(--space-2) var(--space-1)}.sp-section-title:first-of-type{margin-top:0}.sp-group{background:var(--bg-panel);border-radius:var(--radius-panel);overflow:hidden}.sp-row{justify-content:space-between;align-items:center;gap:var(--space-3);min-height:44px;padding:0 var(--space-3);font-size:var(--text-sm);display:flex}.sp-row>span:first-child{color:var(--text-primary);flex-shrink:0}.sp-row+.sp-row{border-top:1px solid var(--border-light)}.sp-row select{color:var(--text-secondary);font-size:var(--text-sm);text-align:right;text-align-last:right;padding:var(--space-2) 0;background:0 0;border:none;outline:none;max-width:60%}.sp-row input{color:var(--text-primary);font-size:var(--text-sm);text-align:right;background:0 0;border:none;outline:none;flex:1;min-width:0}.sp-row--link{cursor:pointer}.sp-row--link:hover{background:var(--bg-hover)}.sp-row__value{align-items:center;gap:var(--space-1);color:var(--text-secondary);white-space:nowrap;text-overflow:ellipsis;display:flex;overflow:hidden}.sp-row__chevron{color:var(--text-placeholder)}.sp-row--add span{color:var(--accent)}.sp-hint{font-size:var(--text-xs);color:var(--text-placeholder);margin:var(--space-2) var(--space-2) var(--space-4)}.sp-header-left{align-items:center;gap:var(--space-2);min-width:0;display:flex;overflow:hidden}.sp-header-left h2{white-space:nowrap;text-overflow:ellipsis;overflow:hidden}.sp-back{font-size:var(--text-sm);color:var(--text-secondary);white-space:nowrap;flex-shrink:0;align-items:center;gap:2px;display:flex}.sp-back:hover{color:var(--text-primary)}.sp-provider-page .provider-card__actions{margin-top:var(--space-2)}.sp-pop__backdrop{z-index:200;background:#0000002e;justify-content:center;align-items:center;display:flex;position:fixed;inset:0}.sp-pop{width:260px;max-height:calc(var(--app-height,100dvh) * .6);background:var(--bg-panel);border-radius:14px;padding:4px 0;overflow-y:auto;box-shadow:0 10px 40px #00000026,0 2px 8px #0000000f}.sp-pop__create{border-bottom:1px solid #0d0d0d14;align-items:center;gap:10px;min-height:44px;padding:0 14px;display:flex}.sp-pop__plus{color:var(--text-secondary);text-align:center;width:20px}.sp-pop__create input{font-size:var(--text-base);color:var(--text-primary);background:0 0;border:none;outline:none;flex:1}.sp-pop__item{width:100%;min-height:44px;font-size:var(--text-base);color:var(--text-primary);text-align:left;align-items:center;gap:10px;padding:0 14px;display:flex}.sp-pop__item:hover{background:var(--bg-hover)}.sp-pop__item--selected{font-weight:500}.sp-pop__check{text-align:center;flex-shrink:0;width:20px}.sp-row--indent{padding-left:40px}.sp-chevron-acc{transition:transform var(--dur-fast,.12s);display:inline-block}.sp-chevron-acc--closed{transform:rotate(-90deg)}.sp-account__name--editable{cursor:pointer;border-radius:6px;padding:2px 8px}.sp-account__name--editable:hover{background:var(--bg-hover)}.sp-account__name-input{font-size:var(--text-base);text-align:center;border:none;border-bottom:1px solid var(--accent);background:0 0;outline:none;max-width:200px;padding:2px 8px;font-weight:600}.sp-sync-card{margin-bottom:var(--space-4)}.sp-sync-card__name{font-weight:600}.sp-sync-card__archived span{color:var(--text-secondary);font-size:var(--text-sm)}.sp-sync-card__conv{white-space:nowrap;text-overflow:ellipsis;min-width:0;margin-right:var(--space-2);flex:1;overflow:hidden}.sp-manual-model{gap:var(--space-2);margin-top:var(--space-2);display:flex}.sp-manual-model input{padding:var(--space-2) var(--space-3);border:1px solid var(--border-input);border-radius:var(--radius-btn);background:var(--bg-app);font-size:var(--text-sm);outline:none;flex:1}.app-root{height:var(--app-height,100dvh);display:flex;overflow:hidden}.app-root__scrim{display:none}@media (width<=768px){.app-root__scrim{z-index:89;background:#00000059;display:block;position:fixed;inset:0}.chat{transition:transform var(--dur-normal) var(--ease-out)}.sidebar:not(.sidebar--closed)~.chat{transform:translateX(var(--sidebar-width))}}