:root{--bg:#14170f;--bg-2:#181c12;--panel:#202516;--line:#2e331f;--line-soft:#262b19;--red:#d5382c;--red-deep:#a8281e;--green:#a6c94a;--blue:#5b9bd5;--yuri:#9b6fd8;--gold:#d9a441;--warn:#e0b93b;--paper:#e9e2cc;--muted:#8a8f70;--display:"ZCOOL KuaiLe","STKaiti","KaiTi",system-ui,sans-serif;--body:"Noto Sans SC",system-ui,-apple-system,sans-serif;--mono:"IBM Plex Mono","Sarasa Mono SC",ui-monospace,monospace;--maxw:1180px;--radius:2px}*{box-sizing:border-box}html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}body{margin:0;background:var(--bg);color:var(--paper);font-family:var(--body);font-size:15px;line-height:1.6;background-image:radial-gradient(circle at 20% 10%,rgba(166,201,74,.03),transparent 40%),radial-gradient(circle at 90% 80%,rgba(213,56,44,.03),transparent 45%);background-attachment:fixed}a{color:inherit;text-decoration:none}img{max-width:100%;display:block}button{font-family:inherit;cursor:pointer}:focus-visible{outline:2px solid var(--green);outline-offset:2px}.wrap{max-width:var(--maxw);margin:0 auto;padding:0 24px}.mono{font-family:var(--mono)}.hazard{height:6px;background:repeating-linear-gradient(-45deg,var(--warn) 0 14px,#14170f 14px 28px);opacity:.9}.sysbar{background:var(--bg-2);border-bottom:1px solid var(--line);font-family:var(--mono);font-size:11px;letter-spacing:.08em;color:var(--muted)}.sysbar .wrap{display:flex;justify-content:space-between;padding:6px 24px}.sysbar b{color:var(--green);font-weight:400}.sysbar .live:before{content:"";display:inline-block;width:7px;height:7px;border-radius:50%;background:var(--green);margin-right:6px;vertical-align:middle;box-shadow:0 0 6px var(--green);animation:pulse 2s infinite}@keyframes pulse{50%{opacity:.35}}.nav{position:-webkit-sticky;position:sticky;top:0;z-index:40;background:rgba(20,23,15,.92);-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);border-bottom:1px solid var(--line)}.nav .wrap{display:flex;align-items:center;gap:28px;height:60px}.brand{font-family:var(--display);font-size:20px;color:var(--paper);letter-spacing:.04em}.brand b{color:var(--red)}.logo{display:flex;align-items:center;gap:10px}.logo,.star{flex-shrink:0}.star{width:28px;height:28px;background:var(--red);-webkit-clip-path:polygon(50% 0,61% 35%,98% 35%,68% 57%,79% 91%,50% 70%,21% 91%,32% 57%,2% 35%,39% 35%);clip-path:polygon(50% 0,61% 35%,98% 35%,68% 57%,79% 91%,50% 70%,21% 91%,32% 57%,2% 35%,39% 35%)}.logo-name{font-family:var(--display);font-size:20px;letter-spacing:.08em;color:var(--paper)}.logo-name b{color:var(--red)}.nav-links{display:flex;gap:4px;flex:1 1;overflow-x:auto}.nav-links a{padding:8px 12px;font-size:13.5px;color:var(--muted);white-space:nowrap;border-bottom:2px solid transparent;transition:color .15s,border-color .15s}.nav-links a.active,.nav-links 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var(--line);background:var(--bg-2);color:var(--paper);border-radius:var(--radius);transition:background .15s,border-color .15s,color .15s}.btn-primary{background:var(--red);border-color:var(--red);color:#fff}.btn-primary:hover{background:var(--red-deep)}.btn-ghost{background:transparent}.btn-ghost:hover{border-color:var(--green);color:var(--green)}.hero{position:relative;overflow:hidden}.hero .wrap{display:grid;grid-template-columns:1.3fr .9fr;grid-gap:40px;gap:40px;align-items:center;padding:64px 24px}.hero-kicker{font-family:var(--mono);font-size:12px;color:var(--green);letter-spacing:.2em}.hero h1{font-family:var(--display);font-weight:400;font-size:46px;line-height:1.18;margin:14px 0 18px;color:var(--paper)}.hero h1 b{color:var(--red)}.hero p.lede{color:var(--muted);max-width:460px;font-size:15px}.hero-stats{display:flex;gap:28px;margin-top:34px}.hero-stats div{border-left:2px solid var(--red);padding-left:12px}.hero-stats 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/*!
 * Vditor v3.11.3 - A markdown editor written in TypeScript.
 *
 * MIT License
 *
 * Copyright (c) 2018-present B3log 开源, b3log.org
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in all
 * copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 * SOFTWARE.
 *
 */
/*!
 * Vditor v3.11.3 - A markdown editor written in TypeScript.
 *
 * MIT License
 *
 * Copyright (c) 2018-present B3log 开源, b3log.org
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in all
 * copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 * SOFTWARE.
 *
 */.vditor{--border-color:#d1d5da;--second-color:rgba(88,96,105,.36);--panel-background-color:#fff;--panel-shadow:0 1px 2px rgba(0,0,0,.2);--toolbar-background-color:#f6f8fa;--toolbar-icon-color:#586069;--toolbar-icon-hover-color:#4285f4;--toolbar-height:35px;--toolbar-divider-margin-top:8px;--textarea-background-color:#fafbfc;--textarea-text-color:#24292e;--resize-icon-color:var(--toolbar-icon-color);--resize-background-color:var(--toolbar-background-color);--resize-hover-icon-color:var(--panel-background-color);--resize-hover-background-color:var(--toolbar-icon-hover-color);--count-background-color:rgba(27,31,35,.05);--heading-border-color:#eaecef;--blockquote-color:#6a737d;--callout-note-color:#0969da;--callout-note-background-color:rgba(9,105,218,.08);--callout-tip-color:#1a7f37;--callout-tip-background-color:rgba(26,127,55,.08);--callout-important-color:#8250df;--callout-important-background-color:rgba(130,80,223,.08);--callout-warning-color:#9a6700;--callout-warning-background-color:rgba(154,103,0,.08);--callout-caution-color:#cf222e;--callout-caution-background-color:rgba(207,34,46,.08);--ir-heading-color:#660e7a;--ir-title-color:grey;--ir-bi-color:#0033b3;--ir-link-color:green;--ir-bracket-color:#00f;--ir-paren-color:green}.vditor--dark{--border-color:#141414;--second-color:hsla(0,0%,73%,.36);--panel-background-color:#24292e;--panel-shadow:0 1px 2px hsla(0,0%,100%,.2);--toolbar-background-color:#1d2125;--toolbar-icon-color:#b9b9b9;--toolbar-icon-hover-color:#fff;--textarea-background-color:#2f363d;--textarea-text-color:#d1d5da;--resize-icon-color:var(--border-color);--resize-background-color:var(--second-color);--resize-hover-icon-color:var(--toolbar-icon-hover-color);--resize-hover-background-color:hsla(0,0%,73%,.86);--count-background-color:rgba(66,133,244,.36);--heading-border-color:var(--textarea-text-color);--blockquote-color:var(--toolbar-icon-color);--callout-note-color:#58a6ff;--callout-note-background-color:rgba(56,139,253,.15);--callout-tip-color:#3fb950;--callout-tip-background-color:rgba(46,160,67,.15);--callout-important-color:#a371f7;--callout-important-background-color:rgba(163,113,247,.15);--callout-warning-color:#d29922;--callout-warning-background-color:rgba(187,128,9,.15);--callout-caution-color:#f85149;--callout-caution-background-color:rgba(248,81,73,.15);--ir-heading-color:#9876aa;--ir-title-color:grey;--ir-bi-color:#cc7832;--ir-link-color:#ffc66d;--ir-bracket-color:#287bde;--ir-paren-color:#6a8759}@keyframes 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transparent}.vditor-tooltipped--hover:after,.vditor-tooltipped--hover:before,.vditor-tooltipped:active:after,.vditor-tooltipped:active:before,.vditor-tooltipped:focus:after,.vditor-tooltipped:focus:before,.vditor-tooltipped:hover:after,.vditor-tooltipped:hover:before{display:inline-block;text-decoration:none;animation-name:tooltip-appear;animation-duration:.15s;animation-fill-mode:forwards;animation-timing-function:ease-in}.vditor-tooltipped__s:after,.vditor-tooltipped__se:after,.vditor-tooltipped__sw:after{top:100%;right:50%;margin-top:5px}.vditor-tooltipped__s:before,.vditor-tooltipped__se:before,.vditor-tooltipped__sw:before{top:auto;right:50%;bottom:-5px;margin-right:-5px;border-bottom-color:#3b3e43}.vditor-tooltipped__se:after{right:auto;left:50%;margin-left:-15px}.vditor-tooltipped__sw:after{margin-right:-15px}.vditor-tooltipped__n:after,.vditor-tooltipped__ne:after,.vditor-tooltipped__nw:after{right:50%;bottom:100%;margin-bottom:5px}.vditor-tooltipped__n:before,.vditor-tooltipped__ne:before,.vditor-tooltipped__nw:before{top:-5px;right:50%;bottom:auto;margin-right:-5px;border-top-color:#3b3e43}.vditor-tooltipped__ne:after{right:auto;left:50%;margin-left:-15px}.vditor-tooltipped__nw:after{margin-right:-15px}.vditor-tooltipped__n:after,.vditor-tooltipped__s:after{transform:translateX(50%)}.vditor-tooltipped__w:after{right:100%;bottom:50%;margin-right:5px;transform:translateY(50%)}.vditor-tooltipped__w:before{top:50%;bottom:50%;left:-5px;margin-top:-5px;border-left-color:#3b3e43}.vditor-tooltipped__e:after{bottom:50%;left:100%;margin-left:5px;transform:translateY(50%)}.vditor-tooltipped__e:before{top:50%;right:-5px;bottom:50%;margin-top:-5px;border-right-color:#3b3e43}@media 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