.lang-switcher[data-v-b5cccbb8]{position:relative}.lang-btn[data-v-b5cccbb8]{align-items:center;gap:6px;padding:6px 12px;font-size:13px;font-weight:500;display:inline-flex}.lang-btn svg[data-v-b5cccbb8]:last-child{opacity:.6;margin-left:2px}.lang-menu[data-v-b5cccbb8]{background:var(--bg-elevated);border:1px solid var(--border);border-radius:var(--radius-md);box-shadow:var(--shadow-lg);z-index:100;min-width:160px;max-height:320px;padding:6px;position:absolute;top:calc(100% + 6px);right:0;overflow-y:auto}.lang-item[data-v-b5cccbb8]{width:100%;color:var(--text-primary);transition:background var(--transition);text-align:left;border-radius:6px;align-items:center;gap:10px;padding:8px 10px;font-size:13px;display:flex}.lang-item[data-v-b5cccbb8]:hover{background:var(--bg-surface-2)}.lang-item.active[data-v-b5cccbb8]{background:var(--color-primary-soft);color:var(--color-primary)}.lang-item .flag[data-v-b5cccbb8]{background:var(--bg-surface-2);border-radius:4px;justify-content:center;align-items:center;width:26px;height:18px;font-size:11px;font-weight:600;display:inline-flex}.lang-item .name[data-v-b5cccbb8]{flex:1}.topbar[data-v-73ad82a4]{background:var(--bg-overlay);-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);border-bottom:1px solid var(--border);z-index:50;flex-shrink:0;justify-content:space-between;align-items:center;padding:12px 24px;display:flex;position:sticky;top:0}.brand .logo[data-v-73ad82a4]{color:inherit;align-items:center;gap:10px;text-decoration:none;display:flex}.brand-text[data-v-73ad82a4]{flex-direction:column;line-height:1.1;display:flex}.brand-name[data-v-73ad82a4]{letter-spacing:-.01em;font-size:16px;font-weight:700}.brand-tagline[data-v-73ad82a4]{color:var(--text-muted);margin-top:2px;font-size:11px}.topbar-actions[data-v-73ad82a4]{align-items:center;gap:6px;display:flex}.privacy-link[data-v-73ad82a4]{color:var(--text-secondary);border-radius:var(--radius-md);padding:8px 12px;font-size:13px;text-decoration:none}.privacy-link[data-v-73ad82a4]:hover{background:var(--bg-surface-2);color:var(--text-primary)}.theme-toggle svg[data-v-73ad82a4]{display:block}@media (max-width:720px){.topbar[data-v-73ad82a4]{padding:10px 14px}.brand-tagline[data-v-73ad82a4],.privacy-link[data-v-73ad82a4]{display:none}}.footer[data-v-48059bbc]{border-top:1px solid var(--border);background:var(--bg-surface);flex-shrink:0}.footer-inner[data-v-48059bbc]{color:var(--text-muted);flex-wrap:wrap;justify-content:space-between;align-items:center;gap:16px;padding:14px 24px;font-size:12px;display:flex}.copyright[data-v-48059bbc]{flex:200px}.tagline[data-v-48059bbc]{color:var(--text-muted);opacity:.85;margin:0;font-size:12px}.footer-nav[data-v-48059bbc]{align-items:center;gap:8px;display:flex}.footer-nav a[data-v-48059bbc]{color:var(--text-muted);transition:color var(--transition);font-weight:500;text-decoration:none}.footer-nav a[data-v-48059bbc]:hover{color:var(--color-primary)}.footer-nav .sep[data-v-48059bbc]{opacity:.5}@media (max-width:720px){.footer-inner[data-v-48059bbc]{flex-direction:column;align-items:flex-start;gap:6px;padding:14px 16px}}.cookie-banner[data-v-9689ab25]{z-index:999;justify-content:center;display:flex;position:fixed;bottom:16px;left:16px;right:16px}.cookie-card[data-v-9689ab25]{background:var(--bg-elevated);border:1px solid var(--border);border-radius:var(--radius-lg);box-shadow:var(--shadow-lg);gap:16px;width:100%;max-width:720px;padding:18px 22px;display:flex}.cookie-icon[data-v-9689ab25]{background:var(--color-primary-soft);width:44px;height:44px;color:var(--color-primary);border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;display:flex}.cookie-body[data-v-9689ab25]{flex:1;min-width:0}.cookie-body h3[data-v-9689ab25]{color:var(--text-primary);margin:0 0 6px;font-size:15px;font-weight:600}.cookie-body p[data-v-9689ab25]{color:var(--text-secondary);margin:0 0 10px;font-size:13px;line-height:1.5}.cookie-prefs[data-v-9689ab25]{border-top:1px solid var(--border);flex-direction:column;gap:8px;margin:10px 0;padding-top:10px;display:flex}.pref-row[data-v-9689ab25]{align-items:flex-start;gap:10px;font-size:13px;display:flex}.pref-row input[type=checkbox][data-v-9689ab25]{flex-shrink:0;width:16px;height:16px;margin-top:3px}.pref-row strong[data-v-9689ab25]{color:var(--text-primary);font-weight:600}.pref-row p[data-v-9689ab25]{color:var(--text-muted);margin:2px 0 0;font-size:12px}.pref-row.disabled[data-v-9689ab25]{opacity:.7}.cookie-actions[data-v-9689ab25]{flex-wrap:wrap;gap:8px;margin-top:8px;display:flex}.cookie-actions .btn[data-v-9689ab25]{padding:6px 14px;font-size:13px}.fade-up-enter-active[data-v-9689ab25],.fade-up-leave-active[data-v-9689ab25]{transition:all .3s}.fade-up-enter-from[data-v-9689ab25],.fade-up-leave-to[data-v-9689ab25]{opacity:0;transform:translateY(20px)}@media (max-width:720px){.cookie-card[data-v-9689ab25]{flex-direction:column;padding:14px 16px}.cookie-icon[data-v-9689ab25]{width:36px;height:36px}}.app-root[data-v-5dffe429]{flex-direction:column;min-height:100vh;display:flex}.page-fade-enter-active[data-v-5dffe429],.page-fade-leave-active[data-v-5dffe429]{transition:opacity .18s}.page-fade-enter-from[data-v-5dffe429],.page-fade-leave-to[data-v-5dffe429]{opacity:0}pre code.hljs{padding:1em;display:block;overflow-x:auto}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}@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:"0.18.7"}.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 .reflectbox{display:inline-block;transform:scaleX(-1)}.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}.editor-pane[data-v-380ee9a8]{background:var(--bg-surface);border-right:1px solid var(--border);flex-direction:column;height:100%;min-height:0;display:flex;position:relative;overflow:hidden}.toolbar[data-v-380ee9a8]{border-bottom:1px solid var(--border);background:var(--bg-surface-2);flex-wrap:wrap;flex-shrink:0;justify-content:space-between;align-items:center;gap:6px;padding:8px 12px;display:flex}.toolbar-group[data-v-380ee9a8]{align-items:center;gap:2px;display:flex}.ti[data-v-380ee9a8]{width:32px;height:32px;color:var(--text-secondary);transition:all var(--transition);border-radius:6px;justify-content:center;align-items:center;display:inline-flex}.ti[data-v-380ee9a8]:hover{background:var(--bg-surface);color:var(--text-primary)}.upload-row[data-v-380ee9a8]{border-bottom:1px solid var(--border);flex-shrink:0;align-items:center;gap:12px;padding:8px 16px;display:flex}.upload-hint[data-v-380ee9a8]{color:var(--text-muted);font-size:12px}.editor-textarea[data-v-380ee9a8]{resize:none;width:100%;min-height:0;font-family:var(--font-mono);color:var(--text-primary);background:var(--bg-surface);-moz-tab-size:2;tab-size:2;flex:1;padding:18px 22px;font-size:14px;line-height:1.7}.editor-footer[data-v-380ee9a8]{border-top:1px solid var(--border);background:var(--bg-surface-2);flex-shrink:0;align-items:center;gap:8px;padding:8px 16px;display:flex}.word-count[data-v-380ee9a8]{color:var(--text-muted);margin-left:auto;font-size:12px}.drop-overlay[data-v-380ee9a8]{border:3px dashed var(--color-primary);z-index:20;pointer-events:none;background:#3b82f60f;justify-content:center;align-items:center;display:flex;position:absolute;top:0;bottom:0;left:0;right:0}.drop-box[data-v-380ee9a8]{background:var(--bg-elevated);border-radius:var(--radius-lg);box-shadow:var(--shadow-lg);color:var(--color-primary);padding:22px 32px;font-weight:500}@media (max-width:720px){.upload-hint[data-v-380ee9a8]{display:none}.editor-textarea[data-v-380ee9a8]{padding:14px 16px}}.tpl-github{--pdf-text:#1f2328;--pdf-link:#0969da;--pdf-border:#d0d7de;--pdf-muted:#57606a;--pdf-accent:#d1d9e0;--pdf-blockquote-bg:#f6f8fa;--pdf-code-bg:#afb8c133;--pdf-code-color:#1f2328;--pdf-th-bg:#f6f8fa;--pdf-tr-even:#f6f8fa;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Helvetica,Arial,sans-serif}.tpl-github h1,.tpl-github h2{border-bottom-color:#d8dee4}.tpl-github pre{color:#1f2328;background:#f6f8fa;border:1px solid #d0d7de}.tpl-github pre code,.tpl-github code{color:#1f2328}.tpl-elegant{--pdf-text:#2c2926;--pdf-link:#8b5a3c;--pdf-border:#e8e2d5;--pdf-muted:#6b6357;--pdf-accent:#b08968;--pdf-blockquote-bg:#faf6ef;--pdf-code-bg:#f7f1e6;--pdf-code-color:#6b4f2c;--pdf-th-bg:#faf6ef;--pdf-tr-even:#fbf8f2;font-family:"Iowan Old Style", "Apple Garamond", Georgia, "Times New Roman", var(--font-serif);font-size:15px;line-height:1.85}.tpl-elegant h1{font-style:italic}.tpl-minimal{--pdf-text:#111;--pdf-link:#111;--pdf-border:#111;--pdf-muted:#555;--pdf-accent:#111;--pdf-blockquote-bg:#fff;--pdf-code-bg:#f0f0f0;--pdf-code-color:#111;--pdf-th-bg:#fff;--pdf-tr-even:#fafafa;font-family:var(--font-serif)}.tpl-minimal h1,.tpl-minimal h2{border-bottom:none}.tpl-minimal h1{font-size:2.4em}.tpl-minimal a{text-underline-offset:3px;text-decoration:underline}.tpl-minimal pre{color:#111;background:#fafafa;border:1px solid #eee}.tpl-minimal pre code{color:#111}.tpl-academic{--pdf-text:#1a1a1a;--pdf-link:#1a5490;--pdf-border:#ccc;--pdf-muted:#444;--pdf-accent:#1a5490;--pdf-blockquote-bg:#f5f8fb;--pdf-code-bg:#f0f3f7;--pdf-code-color:#1a1a1a;--pdf-th-bg:#ebeff5;--pdf-tr-even:#f7f9fc;font-family:Times New Roman,Georgia,serif;line-height:1.6}.tpl-academic h1,.tpl-academic h2{font-variant:small-caps;letter-spacing:.02em}.tpl-academic h1{text-align:center;border:none}.tpl-academic pre{font-size:12px}.tpl-modern{--pdf-text:#0f172a;--pdf-link:#6366f1;--pdf-border:#e5e7eb;--pdf-muted:#64748b;--pdf-accent:#6366f1;--pdf-blockquote-bg:#eef2ff;--pdf-code-bg:#eef2ff;--pdf-code-color:#4338ca;--pdf-th-bg:#f5f3ff;--pdf-tr-even:#fafaff}.tpl-modern h1{background:linear-gradient(90deg,#6366f1,#a855f7);color:#0000;-webkit-background-clip:text;background-clip:text;border:none}.tpl-modern blockquote{background:#eef2ff;border-left-color:#6366f1}.tpl-modern pre{background:#1e1b4b}.tpl-newspaper{--pdf-text:#1a1a1a;--pdf-link:#8b0000;--pdf-border:#1a1a1a;--pdf-muted:#2a2a2a;--pdf-accent:#1a1a1a;--pdf-blockquote-bg:#fafafa;--pdf-code-bg:#f0f0f0;--pdf-code-color:#1a1a1a;--pdf-th-bg:#f0f0f0;--pdf-tr-even:#fafafa;font-family:Times New Roman,Georgia,serif}.tpl-newspaper h1{text-align:center;border-bottom:3px double #1a1a1a;font-family:Georgia,serif;font-style:italic}.tpl-newspaper h2{text-align:center;border-bottom:1px solid #1a1a1a}.tpl-newspaper blockquote{font-style:italic}.tpl-tech{--pdf-text:#0a0e1a;--pdf-link:#00bfa5;--pdf-border:#1a2638;--pdf-muted:#4a5568;--pdf-accent:#00bfa5;--pdf-blockquote-bg:#f0fcf9;--pdf-code-bg:#e8f5f2;--pdf-code-color:#00695c;--pdf-th-bg:#e8f5f2;--pdf-tr-even:#f9fcfb}.tpl-tech h1,.tpl-tech h2,.tpl-tech h3{font-family:var(--font-mono);font-weight:700}.tpl-tech h1:before{content:"> ";color:var(--pdf-accent)}.tpl-tech h2:before{content:"## ";color:var(--pdf-accent)}.tpl-wechat{--pdf-text:#2f2f2f;--pdf-link:#6190e8;--pdf-border:#eaeaea;--pdf-muted:#888;--pdf-accent:#6190e8;--pdf-blockquote-bg:#f7f7f7;--pdf-code-bg:#f0f0f0;--pdf-code-color:#c7254e;--pdf-th-bg:#f7f7f7;--pdf-tr-even:#fafafa;font-family:-apple-system,BlinkMacSystemFont,PingFang SC,Microsoft YaHei,sans-serif}.tpl-wechat h1{text-align:center;border:none;font-size:1.8em;font-weight:600}.tpl-wechat blockquote{background:#f7f7f7;border-left-color:#6190e8;font-size:.95em}.tpl-monochrome{--pdf-text:#000;--pdf-link:#000;--pdf-border:#000;--pdf-muted:#333;--pdf-accent:#000;--pdf-blockquote-bg:#fff;--pdf-code-bg:#fff;--pdf-code-color:#000;--pdf-th-bg:#000;--pdf-tr-even:#fff}.tpl-monochrome h1,.tpl-monochrome h2{text-transform:uppercase;letter-spacing:.05em;border-bottom:2px solid #000}.tpl-monochrome th{color:#fff}.tpl-monochrome td{border-width:1px}.tpl-monochrome pre{color:#000;background:#fff;border:1px solid #000}.tpl-monochrome pre code{color:#000}.tpl-monochrome blockquote{border-left-style:double;border-left-width:4px}.tpl-colorful{--pdf-text:#1f1f1f;--pdf-link:#e91e63;--pdf-border:#f8bbd0;--pdf-muted:#555;--pdf-accent:#ff4081;--pdf-blockquote-bg:#fff0f5;--pdf-code-bg:#fff0f5;--pdf-code-color:#c2185b;--pdf-th-bg:#ffe4ec;--pdf-tr-even:#fff5f8}.tpl-colorful h1{color:#c2185b;border-bottom:2px solid #f8bbd0}.tpl-colorful h2{color:#ad1457}.tpl-colorful h3{color:#880e4f}.tpl-colorful blockquote{border-left-color:#ff4081}.tpl-colorful pre{background:linear-gradient(135deg,#ff4081,#c2185b)}.tpl-business{--pdf-text:#1a2332;--pdf-link:#1a4d8c;--pdf-border:#d6dce5;--pdf-muted:#5a6473;--pdf-accent:#1a4d8c;--pdf-blockquote-bg:#f4f6fa;--pdf-code-bg:#eef1f6;--pdf-code-color:#1a4d8c;--pdf-th-bg:#1a4d8c;--pdf-tr-even:#f7f9fc}.tpl-business h1,.tpl-business h2{color:#1a4d8c;border-bottom-color:#1a4d8c}.tpl-business th{color:#fff}.tpl-business blockquote{border-left-color:#1a4d8c}.tpl-resume{--pdf-text:#1c1c1c;--pdf-link:#2557a7;--pdf-border:#ddd;--pdf-muted:#555;--pdf-accent:#2557a7;--pdf-blockquote-bg:#f5f5f5;--pdf-code-bg:#f0f0f0;--pdf-code-color:#1c1c1c;--pdf-th-bg:#f5f5f5;--pdf-tr-even:#fafafa;font-family:-apple-system,Segoe UI,Roboto,sans-serif}.tpl-resume h1{text-align:center;border:none;font-size:2em}.tpl-resume h2{color:#2557a7;border-bottom:2px solid #2557a7}.tpl-novel{--pdf-text:#2b2b2b;--pdf-link:#8b4513;--pdf-border:#d8c9b6;--pdf-muted:#6b5b4a;--pdf-accent:#8b4513;--pdf-blockquote-bg:#faf6ef;--pdf-code-bg:#f5ede0;--pdf-code-color:#5d4037;--pdf-th-bg:#f5ede0;--pdf-tr-even:#faf6ef;font-family:Georgia,Source Han Serif SC,Songti SC,serif;font-size:15px;line-height:2}.tpl-novel h1{text-align:center;font-size:2em;font-style:italic}.tpl-novel h2{font-style:italic}.tpl-novel p:first-letter{font-size:1.2em}.tpl-terminal{--pdf-text:#e4e4e4;--pdf-link:#6ee7b7;--pdf-border:#444;--pdf-muted:#aaa;--pdf-accent:#6ee7b7;--pdf-blockquote-bg:#1e1e1e;--pdf-code-bg:#1e1e1e;--pdf-code-color:#6ee7b7;--pdf-th-bg:#262626;--pdf-tr-even:#1a1a1a;color:#e4e4e4;background:#0e0e0e;border-radius:8px;padding:18px;font-family:ui-monospace,Cascadia Code,Consolas,monospace}.tpl-terminal h1,.tpl-terminal h2,.tpl-terminal h3{color:#6ee7b7}.tpl-terminal h1:before{content:"$ ";color:#888}.tpl-terminal a{color:#6ee7b7}.tpl-terminal th,.tpl-terminal td{color:#e4e4e4;border-color:#444}.tpl-dark{--pdf-text:#f1f5f9;--pdf-link:#60a5fa;--pdf-border:#334155;--pdf-muted:#94a3b8;--pdf-accent:#60a5fa;--pdf-blockquote-bg:#1e293b80;--pdf-code-bg:#0f172a99;--pdf-code-color:#93c5fd;--pdf-th-bg:#1e293bb3;--pdf-tr-even:#0f172a66;color:#f1f5f9;background:linear-gradient(135deg,#0f172a,#1e293b);border-radius:12px;padding:18px}.tpl-dark h1,.tpl-dark h2{color:#93c5fd}.tpl-dark pre{color:#f1f5f9;background:#0006}.tpl-rose{--pdf-text:#4a2040;--pdf-link:#be185d;--pdf-border:#fbcfe8;--pdf-muted:#831843;--pdf-accent:#db2777;--pdf-blockquote-bg:#fdf2f8;--pdf-code-bg:#fce7f3;--pdf-code-color:#9d174d;--pdf-th-bg:#fce7f3;--pdf-tr-even:#fdf2f8}.tpl-rose h1{color:#be185d;border-bottom-color:#f9a8d4}.tpl-ocean{--pdf-text:#0c4a6e;--pdf-link:#0284c7;--pdf-border:#bae6fd;--pdf-muted:#0369a1;--pdf-accent:#0ea5e9;--pdf-blockquote-bg:#f0f9ff;--pdf-code-bg:#e0f2fe;--pdf-code-color:#075985;--pdf-th-bg:#e0f2fe;--pdf-tr-even:#f0f9ff}.tpl-ocean h1{color:#075985;border-bottom-color:#7dd3fc}.tpl-sunset{--pdf-text:#4a2511;--pdf-link:#ea580c;--pdf-border:#fed7aa;--pdf-muted:#9a3412;--pdf-accent:#f97316;--pdf-blockquote-bg:#fff7ed;--pdf-code-bg:#ffedd5;--pdf-code-color:#9a3412;--pdf-th-bg:#ffedd5;--pdf-tr-even:#fff7ed}.tpl-sunset h1{color:#c2410c;border-bottom-color:#fdba74}.tpl-forest{--pdf-text:#14532d;--pdf-link:#15803d;--pdf-border:#bbf7d0;--pdf-muted:#166534;--pdf-accent:#16a34a;--pdf-blockquote-bg:#f0fdf4;--pdf-code-bg:#dcfce7;--pdf-code-color:#14532d;--pdf-th-bg:#dcfce7;--pdf-tr-even:#f0fdf4}.tpl-forest h1{color:#166534;border-bottom-color:#86efac}.tpl-royal{--pdf-text:#2e1065;--pdf-link:#7c3aed;--pdf-border:#ddd6fe;--pdf-muted:#5b21b6;--pdf-accent:#8b5cf6;--pdf-blockquote-bg:#f5f3ff;--pdf-code-bg:#ede9fe;--pdf-code-color:#5b21b6;--pdf-th-bg:#ede9fe;--pdf-tr-even:#f5f3ff}.tpl-royal h1{color:#5b21b6;border-bottom-color:#c4b5fd}.preview-pane[data-v-2b49505c]{background:var(--bg-surface-2);height:100%;min-height:0;position:relative;overflow-y:auto}[data-theme=dark] .preview-pane[data-v-2b49505c]{background:var(--bg-surface)}.preview-stage[data-v-2b49505c]{justify-content:center;padding:24px;display:flex}.preview-page[data-v-2b49505c]{color:#1f2328;box-shadow:var(--shadow-lg);background:#fff;border-radius:4px;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Helvetica,Arial,sans-serif}.preview-page[data-v-2b49505c] .empty{color:#94a3b8;text-align:center;padding:60px 0;font-style:italic}.controls-bar[data-v-332847f8]{background:var(--bg-overlay);-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);border-bottom:1px solid var(--border);flex-wrap:wrap;flex-shrink:0;align-items:center;gap:10px;padding:10px 16px;display:flex}.control[data-v-332847f8]{flex-direction:column;gap:2px;display:inline-flex}.control-label[data-v-332847f8]{text-transform:uppercase;letter-spacing:.06em;color:var(--text-muted);font-size:10px;font-weight:600}.control select[data-v-332847f8]{border-radius:var(--radius-sm);border:1px solid var(--border);background:var(--bg-surface);color:var(--text-primary);-webkit-appearance:none;appearance:none;cursor:pointer;transition:border-color var(--transition);background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%2364748b' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");background-position:right 8px center;background-repeat:no-repeat;background-size:12px;padding:6px 28px 6px 10px;font-size:13px;font-weight:500}.control select[data-v-332847f8]:hover{border-color:var(--border-strong)}.control select[data-v-332847f8]:focus{border-color:var(--color-primary);outline:2px solid var(--color-primary-soft)}.export-btn[data-v-332847f8]{margin-left:auto;padding:8px 18px;font-size:14px;font-weight:600;box-shadow:0 2px 6px #3b82f633}.spinner[data-v-332847f8]{border:2px solid #fff6;border-top-color:#fff;border-radius:50%;width:14px;height:14px;animation:.8s linear infinite spin-332847f8}@keyframes spin-332847f8{to{transform:rotate(360deg)}}@media (max-width:720px){.controls-bar[data-v-332847f8]{gap:6px;padding:8px 12px}.control select[data-v-332847f8]{padding:5px 24px 5px 8px;font-size:12px}.export-btn[data-v-332847f8]{justify-content:center;width:100%;margin-top:4px}}.home[data-v-8c909a72]{flex-direction:column;flex:1;min-height:0;display:flex}.workspace[data-v-8c909a72]{flex:1;min-height:0;display:flex}.editor-side[data-v-8c909a72]{background:var(--bg-surface);flex-direction:column;width:50%;min-width:0;display:flex}.preview-side[data-v-8c909a72]{background:var(--bg-surface-2);flex-direction:column;width:50%;min-width:0;display:flex}.faq[data-v-8c909a72]{background:var(--bg-app);border-top:1px solid var(--border);flex-shrink:0;padding:48px 24px 64px}.faq-inner[data-v-8c909a72]{max-width:760px;margin:0 auto}.faq-title[data-v-8c909a72]{letter-spacing:-.02em;color:var(--text-primary);margin:0 0 6px;font-size:28px;font-weight:700}.faq-subtitle[data-v-8c909a72]{color:var(--text-muted);margin:0 0 28px;font-size:15px}.faq-list[data-v-8c909a72]{flex-direction:column;gap:12px;display:flex}.faq-item[data-v-8c909a72]{background:var(--bg-surface);border:1px solid var(--border);border-radius:var(--radius-md);transition:border-color var(--transition), box-shadow var(--transition);overflow:hidden}.faq-item[open][data-v-8c909a72]{border-color:var(--color-primary-border);box-shadow:var(--shadow-sm)}.faq-item summary[data-v-8c909a72]{cursor:pointer;-webkit-user-select:none;user-select:none;justify-content:space-between;align-items:center;gap:16px;padding:16px 18px;list-style:none;display:flex}.faq-item summary[data-v-8c909a72]::-webkit-details-marker{display:none}.faq-q[data-v-8c909a72]{color:var(--text-primary);font-size:15px;font-weight:600}.faq-chevron[data-v-8c909a72]{color:var(--text-muted);transition:transform var(--transition);flex-shrink:0}.faq-item[open] .faq-chevron[data-v-8c909a72]{transform:rotate(180deg)}.faq-a[data-v-8c909a72]{color:var(--text-secondary);padding:0 18px 18px;font-size:15px;line-height:1.7}@media (max-width:960px){.workspace[data-v-8c909a72]{flex-direction:column}.editor-side[data-v-8c909a72],.preview-side[data-v-8c909a72]{width:100%;height:50%}.faq[data-v-8c909a72]{padding:32px 16px 48px}}.legal-page[data-v-35c85d89]{max-width:760px;color:var(--text-primary);margin:0 auto;padding:32px 24px 64px}.page-header[data-v-35c85d89]{margin-bottom:24px;position:relative}.back-btn[data-v-35c85d89]{margin-bottom:16px}.badge[data-v-35c85d89]{border-radius:999px;align-items:center;gap:6px;margin-bottom:14px;padding:4px 10px;font-size:12px;font-weight:600;display:inline-flex}.badge-privacy[data-v-35c85d89]{color:#059669;background:#10b9811f}[data-theme=dark] .badge-privacy[data-v-35c85d89]{color:#34d399;background:#10b98133}.page-header h1[data-v-35c85d89]{letter-spacing:-.02em;margin:0 0 4px;font-size:32px;font-weight:700}.last-updated[data-v-35c85d89]{color:var(--text-muted);margin:0;font-size:12px}.lead[data-v-35c85d89]{color:var(--text-secondary);border-left:3px solid var(--color-primary);margin-bottom:24px;padding-left:14px;font-size:16px;line-height:1.7}.policy-section[data-v-35c85d89]{margin:26px 0}.policy-section.highlight[data-v-35c85d89]{border-radius:var(--radius-md);background:#10b9810f;border-left:3px solid #10b981;padding:16px 18px}[data-theme=dark] .policy-section.highlight[data-v-35c85d89]{background:#10b9811a}.policy-section h2[data-v-35c85d89]{color:var(--text-primary);margin:0 0 8px;font-size:18px;font-weight:600}.policy-section p[data-v-35c85d89]{color:var(--text-secondary);margin:0;font-size:15px;line-height:1.8}.cross-link[data-v-35c85d89]{color:var(--text-muted);margin-top:36px;font-size:13px}.cross-link a[data-v-35c85d89]{color:var(--color-primary);font-weight:500;text-decoration:none}.cross-link a[data-v-35c85d89]:hover{text-decoration:underline}@media (max-width:720px){.legal-page[data-v-35c85d89]{padding:24px 16px 48px}.page-header h1[data-v-35c85d89]{font-size:26px}}.legal-page[data-v-c556462f]{max-width:760px;color:var(--text-primary);margin:0 auto;padding:32px 24px 64px}.page-header[data-v-c556462f]{margin-bottom:24px;position:relative}.back-btn[data-v-c556462f]{margin-bottom:16px}.badge[data-v-c556462f]{border-radius:999px;align-items:center;gap:6px;margin-bottom:14px;padding:4px 10px;font-size:12px;font-weight:600;display:inline-flex}.badge-terms[data-v-c556462f]{background:var(--color-primary-soft);color:var(--color-primary)}.page-header h1[data-v-c556462f]{letter-spacing:-.02em;margin:0 0 4px;font-size:32px;font-weight:700}.last-updated[data-v-c556462f]{color:var(--text-muted);margin:0;font-size:12px}.lead[data-v-c556462f]{color:var(--text-secondary);border-left:3px solid var(--color-primary);margin-bottom:24px;padding-left:14px;font-size:16px;line-height:1.7}.policy-section[data-v-c556462f]{margin:26px 0}.policy-section h2[data-v-c556462f]{color:var(--text-primary);margin:0 0 8px;font-size:18px;font-weight:600}.policy-section p[data-v-c556462f]{color:var(--text-secondary);margin:0 0 8px;font-size:15px;line-height:1.8}.bullets[data-v-c556462f]{color:var(--text-secondary);margin:6px 0 0;padding-left:22px}.bullets li[data-v-c556462f]{margin:2px 0;font-size:15px;line-height:1.8}.cross-link[data-v-c556462f]{color:var(--text-muted);margin-top:36px;font-size:13px}.cross-link a[data-v-c556462f]{color:var(--color-primary);font-weight:500;text-decoration:none}.cross-link a[data-v-c556462f]:hover{text-decoration:underline}@media (max-width:720px){.legal-page[data-v-c556462f]{padding:24px 16px 48px}.page-header h1[data-v-c556462f]{font-size:26px}}:root{--color-primary:#3b82f6;--color-primary-hover:#2563eb;--color-primary-soft:#3b82f61a;--color-primary-border:#3b82f666;--color-success:#10b981;--color-warning:#f59e0b;--color-danger:#ef4444;--bg-app:#f8fafc;--bg-surface:#fff;--bg-surface-2:#f1f5f9;--bg-elevated:#fff;--bg-overlay:#fffffff2;--text-primary:#1e293b;--text-secondary:#475569;--text-muted:#64748b;--text-faint:#94a3b8;--border:#e2e8f0;--border-strong:#cbd5e1;--border-focus:#93c5fd;--font-sans:-apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;--font-mono:ui-monospace, "SF Mono", Menlo, Consolas, "Liberation Mono", monospace;--font-serif:Georgia, "Times New Roman", "Songti SC", "STSong", "Source Han Serif SC", serif;--radius-sm:6px;--radius-md:10px;--radius-lg:16px;--radius-xl:24px;--shadow-sm:0 1px 2px #0f172a0a;--shadow-md:0 4px 12px #0f172a0f, 0 2px 4px #0f172a0a;--shadow-lg:0 12px 36px #0f172a1a, 0 4px 10px #0f172a0f;--transition:.18s ease;--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light;color:var(--text-primary);background:var(--bg-app);font:16px/1.6 var(--font-sans);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;text-rendering:optimizelegibility}[data-theme=dark]{--lightningcss-light: ;--lightningcss-dark:initial;color-scheme:dark;--bg-app:#0f172a;--bg-surface:#1e293b;--bg-surface-2:#0b1220;--bg-elevated:#1e293b;--bg-overlay:#0f172af2;--text-primary:#f1f5f9;--text-secondary:#cbd5e1;--text-muted:#94a3b8;--text-faint:#64748b;--border:#334155;--border-strong:#475569;--border-focus:#60a5fa;--color-primary-soft:#60a5fa26;--color-primary-border:#60a5fa80;--shadow-sm:0 1px 2px #0000004d;--shadow-md:0 4px 12px #0006, 0 2px 4px #0000004d;--shadow-lg:0 12px 36px #0009, 0 4px 10px #0000004d}*{box-sizing:border-box}html,body{background:var(--bg-app);width:100%;height:100%;color:var(--text-primary);margin:0;padding:0}body{overflow-x:hidden}#app{flex-direction:column;min-height:100vh;display:flex}button{cursor:pointer;color:inherit;background:0 0;border:none;padding:0;font-family:inherit}a{color:var(--color-primary);text-decoration:none}a:hover{color:var(--color-primary-hover);text-decoration:underline}input,textarea,select{font-family:inherit;font-size:inherit;color:inherit;background:0 0;border:none;outline:none}::-webkit-scrollbar{width:10px;height:10px}::-webkit-scrollbar-track{background:0 0}::-webkit-scrollbar-thumb{background:var(--border-strong);border:2px solid var(--bg-app);border-radius:5px}::-webkit-scrollbar-thumb:hover{background:var(--text-faint)}.btn{border-radius:var(--radius-md);transition:all var(--transition);white-space:nowrap;-webkit-user-select:none;user-select:none;border:1px solid #0000;justify-content:center;align-items:center;gap:6px;padding:8px 14px;font-size:14px;font-weight:500;display:inline-flex}.btn:hover{transform:translateY(-1px)}.btn-primary{background:var(--color-primary);color:#fff}.btn-primary:hover{background:var(--color-primary-hover);box-shadow:0 4px 12px #3b82f659}.btn-ghost{color:var(--text-secondary);background:0 0}.btn-ghost:hover{background:var(--bg-surface-2);color:var(--text-primary)}.btn-outline{border-color:var(--border);background:var(--bg-surface);color:var(--text-secondary)}.btn-outline:hover{border-color:var(--color-primary);color:var(--color-primary);background:var(--color-primary-soft)}.btn-icon{border-radius:var(--radius-md);min-width:36px;min-height:36px;padding:8px}.toast{background:var(--bg-elevated);color:var(--text-primary);border-radius:var(--radius-md);box-shadow:var(--shadow-lg);border-left:4px solid var(--color-success);z-index:9999;padding:12px 20px;font-size:14px;animation:.25s ease-out toast-in;position:fixed;top:24px;left:50%;transform:translate(-50%)}.toast.error{border-left-color:var(--color-danger)}@keyframes toast-in{0%{opacity:0;transform:translate(-50%,-10px)}to{opacity:1;transform:translate(-50%)}}.md-body{color:var(--pdf-text,#1f2937);font-size:14px;line-height:1.7}.md-body h1,.md-body h2,.md-body h3,.md-body h4,.md-body h5,.md-body h6{page-break-after:avoid;break-after:avoid;margin:1.4em 0 .6em;font-weight:600;line-height:1.3}.md-body h1{border-bottom:1px solid var(--pdf-border,#e5e7eb);padding-bottom:.3em;font-size:1.9em}.md-body h2{border-bottom:1px solid var(--pdf-border,#e5e7eb);padding-bottom:.25em;font-size:1.5em}.md-body h3{font-size:1.25em}.md-body h4{font-size:1.1em}.md-body p{margin:.7em 0}.md-body a{color:var(--pdf-link,#2563eb);text-decoration:none}.md-body a:hover{text-decoration:underline}.md-body ul,.md-body ol{margin:.6em 0;padding-left:1.6em}.md-body li{margin:.2em 0}.md-body blockquote{border-left:4px solid var(--pdf-accent,#cbd5e1);background:var(--pdf-blockquote-bg,#f8fafc);color:var(--pdf-muted,#475569);border-radius:0 6px 6px 0;margin:.8em 0;padding:.4em 1em}.md-body code{font-family:var(--font-mono);background:var(--pdf-code-bg,#f1f5f9);color:var(--pdf-code-color,#db2777);word-break:break-word;border-radius:4px;padding:.12em .4em;font-size:.92em}.md-body pre{color:#f8fafc;page-break-inside:avoid;break-inside:avoid;background:#0f172a;border-radius:8px;margin:.8em 0;padding:14px 16px;overflow-x:auto}.md-body pre code{color:inherit;word-break:normal;background:0 0;border-radius:0;padding:0;font-size:13px}.md-body table{border-collapse:collapse;page-break-inside:avoid;break-inside:avoid;width:100%;margin:1em 0;display:block;overflow-x:auto}.md-body th,.md-body td{border:1px solid var(--pdf-border,#e5e7eb);text-align:left;padding:8px 12px;font-size:.95em}.md-body th{background:var(--pdf-th-bg,#f1f5f9);font-weight:600}.md-body tr:nth-child(2n) td{background:var(--pdf-tr-even,#fafafa)}.md-body img{page-break-inside:avoid;break-inside:avoid;border-radius:6px;max-width:100%;height:auto;margin:.6em 0}.md-body hr{border:none;border-top:1px solid var(--pdf-border,#e5e7eb);margin:1.5em 0}.md-body input[type=checkbox]{margin-right:6px}.md-body .mermaid{text-align:center;page-break-inside:avoid;break-inside:avoid;margin:1em 0}.md-body .katex-display{page-break-inside:avoid;break-inside:avoid;margin:1em 0!important}
