/* Wiki reading and authoring share the site's palette, with an open document layout. */
*{box-sizing:border-box}
[hidden]{display:none!important}

html{scroll-padding-top:110px}

html,body{margin:0;min-height:100%;background:var(--bg);color:var(--text);font-family:system-ui,-apple-system,"PingFang SC","Microsoft YaHei",sans-serif}
body{font-size:14px;line-height:1.6}
a{color:inherit;text-decoration:none}
button,input,textarea{font:inherit}
button{cursor:pointer}
button:disabled{opacity:.45;cursor:default}
button,a,input,textarea,summary{ -webkit-tap-highlight-color:transparent}
input,textarea{caret-color:var(--accent-2)}
button:focus-visible,a:focus-visible,summary:focus-visible,input:focus-visible,textarea:focus-visible{outline:2px solid var(--accent-2);outline-offset:4px}
.sr-only{position:absolute;width:1px;height:1px;padding:0;overflow:hidden;clip-path:inset(50%);white-space:nowrap}
.skip-link{position:fixed;left:20px;top:-80px;padding:10px 18px;background:var(--accent);z-index:100}
.skip-link:focus{top:12px}
.wiki-icon{width:18px;height:18px;flex-shrink:0}
.wiki-shell{min-height:100vh}
.wiki-topbar{position:sticky;top:0;z-index:20;display:flex;align-items:center;gap:32px;min-height:80px;padding:8px clamp(22px,4vw,80px);border-bottom:1px solid var(--line-soft);background:color-mix(in srgb,var(--bg) 94%,transparent);backdrop-filter:blur(16px)}
.wiki-brand{display:flex;align-items:center;gap:22px;flex:0 0 auto;min-width:0}
.wiki-brand-logo{width:102px;height:60px;object-fit:contain;display:block}
.wiki-brand>span{border-left:1px solid var(--line);padding-left:22px;white-space:nowrap;font-size:14px;color:var(--soft)}
.wiki-search{display:flex;align-items:center;gap:12px;width:min(440px,36vw);min-width:160px;margin:0 auto;height:42px;padding:0 8px 0 16px;border:1px solid transparent;border-radius:24px;background:var(--panel);color:var(--muted);transition:border-color .18s ease}
.wiki-search:focus-within{border-color:var(--accent)}
.wiki-search input{flex:1;min-width:0;width:100%;border:0;background:none;color:var(--text);outline:0;padding:8px 0}
.wiki-search input::placeholder{color:var(--muted)}
.wiki-search kbd{font:11px inherit;white-space:nowrap;color:var(--muted-2)}
.wiki-search button{display:grid;place-items:center;width:30px;height:30px;flex:0 0 30px;border:0;border-radius:50%;background:none;color:var(--accent-2)}
.wiki-search button:hover{background:rgba(140,200,238,.08)}
.wiki-actions{display:flex;align-items:center;gap:10px;margin-left:auto}
.wiki-button{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:40px;padding:8px 14px;border:0;border-radius:7px;background:rgba(167,185,209,.07);color:var(--text);white-space:nowrap;font-weight:500;transition:background-color .16s ease}
.wiki-button:hover{background:rgba(167,185,209,.12)}
.wiki-button.quiet{background:transparent;color:var(--soft);font-size:13px}
.wiki-button.quiet:hover{background:rgba(167,185,209,.07)}
.wiki-button.primary{background:var(--accent);color:#fff}
.wiki-button.primary:hover{background:color-mix(in srgb,var(--accent) 88%,white)}
.wiki-button.danger-text{background:transparent;color:#ec9999}
.wiki-button.danger-text:hover{background:rgba(224,91,91,.08)}
.wiki-button.danger{background:#8a333c;color:#fff}
.wiki-button.icon-only{padding:8px;min-height:34px;width:34px}
.mobile-only{display:none}
.eyebrow,.side-title{color:var(--muted);font-size:11px;font-weight:600;letter-spacing:.12em}
.side-title{display:flex;align-items:center;gap:10px;margin-bottom:24px}
.side-title>span{color:var(--muted-2);letter-spacing:0;font-weight:400}
.side-title button{margin-left:auto}
.auth-state{min-height:65vh;display:grid;place-items:center;padding:30px;text-align:center}
.auth-state>div{max-width:440px}
.auth-state h1{font-size:28px;margin:12px 0}
.auth-state p:not(.eyebrow){color:var(--muted);margin-bottom:24px}
.reader-layout{max-width:1540px;margin:0 auto;display:grid;grid-template-columns:205px minmax(0,820px) 160px;gap:clamp(28px,4vw,64px);padding:48px 40px;min-height:calc(100vh - 80px)}
.wiki-sidebar{position:sticky;top:122px;height:auto;max-height:calc(100dvh - 160px);overflow:auto;padding:0 16px 24px 0;background:transparent;border:0;border-radius:0}
.page-list{display:flex;flex-direction:column;gap:3px}
.page-group{margin:18px 0 9px;padding-left:13px;color:var(--muted-2);font-size:11px}
.page-group:first-child{margin-top:0}
.page-btn{position:relative;width:100%;display:block;border:0;border-left:2px solid transparent;border-radius:0;background:transparent;text-align:left;padding:10px 13px;color:var(--muted);font-size:13px;line-height:1.55}
.page-btn:hover{background:rgba(140,200,238,.04);color:var(--text)}
.page-btn.active{border-left-color:var(--accent-2);background:linear-gradient(90deg,rgba(50,125,173,.11),transparent);color:var(--accent-2)}
.page-btn small{display:block;color:var(--muted-2);font-size:11px;margin-top:4px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.wiki-sidebar .page-btn small{display:none}
.wiki-article-wrap{padding:0 0 48px;min-width:0}
.wiki-article{max-width:100%;margin:0;color:var(--fg-soft);font-size:15px;line-height:1.95;overflow-wrap:anywhere}
.article-header{padding:0 0 30px;margin-bottom:32px;border-bottom:1px solid var(--line-soft)}
.article-kicker{display:flex;align-items:center;gap:12px;font-size:11px;color:var(--muted);letter-spacing:.05em;margin-bottom:16px}
.article-kicker>span:first-child{color:var(--accent-2)}
.wiki-article h1{font-size:clamp(30px,3vw,44px);line-height:1.3;margin:0 0 18px;letter-spacing:-.035em;color:var(--text)}
.article-header .article-summary{font-size:16px;line-height:1.8;margin:0;color:var(--muted)}
.article-meta{font-size:11px;color:var(--muted-2);margin-top:16px}
.wiki-article h2{font-size:23px;line-height:1.5;color:var(--text);margin:40px 0 18px;letter-spacing:-.02em}
.wiki-article h3{font-size:18px;color:var(--text);margin:32px 0 14px}
.wiki-article p{margin:0 0 20px;color:var(--fg-soft)}
.wiki-article ul,.wiki-article ol{margin:0 0 24px;padding-left:22px;color:var(--fg-soft)}
.wiki-article li{margin:8px 0}
.wiki-article a{color:var(--accent-2);text-decoration:underline;text-decoration-color:rgba(140,200,238,.25);text-underline-offset:4px}
.wiki-article a:hover{text-decoration-color:var(--accent-2)}
.wiki-article strong{color:var(--text)}
.wiki-article blockquote{margin:24px 0;padding:2px 0 2px 20px;border-left:2px solid var(--accent);background:none;color:var(--muted)}
.wiki-article blockquote p:last-child{margin-bottom:0}
.wiki-article code{border:0;border-radius:4px;background:var(--panel);padding:2px 5px;color:var(--accent-2);font-size:.9em}
.wiki-article pre{overflow:auto;background:var(--panel);border:0;border-radius:6px;padding:18px}
.wiki-article pre code{background:none;padding:0}
.wiki-article hr{border:0;border-top:1px solid var(--line-soft);margin:32px 0}
.wiki-screenshot{margin:26px 0 34px}
.wiki-screenshot a{display:block;overflow:hidden;border:0;border-radius:6px}
.wiki-article .wiki-screenshot img{display:block;width:100%;height:auto;background:var(--panel);border-radius:6px}
.wiki-screenshot figcaption{margin-top:12px;font-size:11px;line-height:1.7;color:var(--muted-2)}
.article-outline{position:sticky;top:128px;height:fit-content;max-height:calc(100dvh - 160px);overflow:auto}
.article-outline .side-title{margin-bottom:18px}
.article-outline nav{display:flex;flex-direction:column;border-left:1px solid var(--line-soft)}
.article-outline button{border:0;background:none;text-align:left;color:var(--muted);font-size:12px;line-height:1.6;padding:8px 12px}
.article-outline button:hover,.article-outline button.active{color:var(--accent-2)}
.article-outline button.active{box-shadow:-1px 0 var(--accent-2)}
.article-outline button.subheading{padding-left:20px;font-size:11px}
.article-outline .outline-top{margin-top:24px;padding-left:0;font-size:11px}
.article-pager{display:flex;gap:28px;justify-content:space-between;border-top:1px solid var(--line-soft);padding-top:26px;margin-top:42px}
.article-pager button{max-width:48%;text-align:left;border:0;background:none;color:var(--text);padding:6px 0;font-size:15px}
.article-pager button.next{margin-left:auto;text-align:right}
.article-pager small{display:block;color:var(--muted-2);font-size:11px;margin-bottom:6px}
.article-pager button:hover{color:var(--accent-2)}
.search-results{margin:0 0 36px;padding:0 0 24px;border:0;border-bottom:1px solid var(--line-soft);background:none}
.search-results-head{display:flex;align-items:center;justify-content:space-between;color:var(--muted);font-size:12px;margin-bottom:12px}
.result-item{display:block;padding:16px 0;border-bottom:1px solid var(--line-soft)}
.result-item:last-child{border-bottom:0}
.result-item b{display:block;color:var(--accent-2);font-size:15px;font-weight:500}
.result-item span{display:block;color:var(--muted);font-size:13px;margin-top:6px}
.empty-note{padding:38px 10px;color:var(--muted);font-size:13px;text-align:center;border:0;background:none}
.toast{position:fixed;bottom:24px;left:50%;transform:translateX(-50%);z-index:80;padding:12px 20px;max-width:calc(100vw - 32px);border:0;border-radius:8px;background:var(--panel-2);box-shadow:0 10px 40px #0005;color:var(--text);font-size:13px}

/* Authoring: one document, a quiet page list, and optional comparison view. */
.editor-context{color:var(--muted-2);font-size:12px;margin-left:0}
.admin-layout{display:grid;grid-template-columns:225px minmax(0,1fr);max-width:1760px;margin:0 auto;padding:32px 40px 64px;gap:40px;min-height:calc(100vh - 80px);height:auto}
.admin-pages{position:sticky;top:112px;align-self:start;max-height:calc(100dvh - 145px);overflow:auto;min-height:0;padding:0 20px 24px 0;border:0;border-right:1px solid var(--line-soft);background:none}
.admin-pages .side-title{margin-bottom:16px}
.admin-filter{display:flex;align-items:center;gap:8px;border-bottom:1px solid var(--line-soft);padding:0 0 12px;margin-bottom:18px;color:var(--muted-2)}
.admin-filter .wiki-icon{width:15px}
.admin-filter input{min-width:0;width:100%;background:none;border:0;color:var(--text);outline:0;font-size:12px}
.editor-workspace{min-width:0}
.editor-command{display:flex;align-items:center;justify-content:space-between;gap:20px;position:sticky;top:80px;z-index:10;background:var(--bg);padding:8px 0 22px;border-bottom:1px solid var(--line-soft)}
.editor-state{display:flex;flex-direction:column;gap:3px;min-width:0}
#pageStatus{color:var(--soft);font-size:12px}
#pageStatus.dirty{color:#e2b95b}
#pageStatus.published{color:var(--accent-2)}
#saveHint{color:var(--muted-2);font-size:11px}
.editor-command-actions{display:flex;gap:10px;flex-shrink:0}
.editor-document{padding-top:30px}
.title-field input{width:100%;border:0;padding:0;background:none;color:var(--text);font-size:clamp(26px,2.7vw,36px);font-weight:650;letter-spacing:-.035em;line-height:1.6;outline:0}
.title-field input::placeholder{color:var(--muted-2)}
.summary-field input{width:100%;border:0;background:none;color:var(--muted);outline:0;padding:8px 0 14px;font-size:14px}
.editor-options{margin:8px 0 26px;border-bottom:1px solid var(--line-soft);padding-bottom:16px}
.editor-options summary,.revision-box summary{cursor:pointer;color:var(--soft);font-size:12px;list-style:revert}
.editor-options summary span{font-size:11px;color:var(--muted-2);margin-left:12px}
.editor-meta{display:grid;grid-template-columns:2fr 1fr 90px;gap:24px;padding:22px 0 10px}
.editor-meta label,#publishNoteField{display:flex;flex-direction:column;gap:8px;color:var(--muted);font-size:12px}
.editor-meta input,#publishNote{width:100%;min-width:0;border:0;border-bottom:1px solid var(--line);padding:9px 0;background:none;color:var(--text);outline:0}
.editor-meta small{color:var(--muted-2);font-size:10px}
input:disabled{opacity:.7}
.field-hint{font-size:11px;color:var(--muted-2);margin:12px 0 0}
.editor-format-bar{display:flex;align-items:center;justify-content:space-between;padding:0 0 12px;color:var(--muted-2);font-size:11px}
.editor-format-bar>span>span{margin-left:10px}
.editor-view-switch{display:flex;gap:18px}
.editor-view-switch button{border:0;border-bottom:2px solid transparent;background:none;color:var(--muted);font-size:12px;padding:7px 2px}
.editor-view-switch button[aria-pressed=true]{border-bottom-color:var(--accent-2);color:var(--accent-2)}
.editor-canvas{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:36px;min-height:540px}
.editor-panel{display:flex;flex-direction:column;min-width:0;padding:0;background:none;border:0;overflow:visible}
.markdown-editor{display:block;width:100%;min-height:520px;flex:1;resize:vertical;border:0;padding:16px 0;background:none;color:var(--fg-soft);outline:0;font:13px/1.95 ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;tab-size:2}
.preview-panel{min-width:0;padding:18px 0 12px 32px;border:0;border-left:1px solid var(--line-soft);background:none;overflow:auto}
.preview{padding:0;border:0;background:none;max-width:100%;min-height:0;font-size:14px}
.preview h1{font-size:28px}
.preview h2{font-size:20px}
.preview .wiki-screenshot{margin:20px 0}
.editor-footer{display:flex;align-items:flex-start;justify-content:space-between;gap:30px;padding-top:24px;margin-top:32px;border-top:1px solid var(--line-soft)}
.revision-box{flex:1;min-width:0;margin:0;padding:0;background:none;border:0}
.revision-box summary span{color:var(--muted-2);margin-left:10px}
.revision-list{padding-top:16px}
.revision-item{display:flex;justify-content:space-between;gap:16px;align-items:center;padding:16px 0;border-bottom:1px solid var(--line-soft)}
.revision-item b{font-size:12px;font-weight:500;display:block}
.revision-item span{font-size:11px;color:var(--muted-2);display:block;margin-top:4px}
.revision-item .wiki-button{font-size:12px;min-height:34px}
.inline-error{color:#edaaaa;font-size:13px;margin:18px 0;padding:10px 0;border:0}
.wiki-dialog{width:min(450px,calc(100vw - 32px));border:1px solid var(--line-soft);border-radius:12px;padding:28px;background:var(--bg2);color:var(--text);box-shadow:0 25px 100px #0008}
.wiki-dialog::backdrop{background:#03080bc9;backdrop-filter:blur(5px)}
.wiki-dialog h2{font-size:22px;margin:0 0 12px}
.wiki-dialog p{font-size:14px;color:var(--muted);line-height:1.8;margin:0 0 20px}
.dialog-actions{display:flex;gap:12px;justify-content:flex-end;margin-top:28px}
.wiki-dialog input{margin-bottom:10px}
body[data-editor-view=write] .editor-canvas,body[data-editor-view=preview] .editor-canvas{grid-template-columns:minmax(0,1fr)}
body[data-editor-view=write] .preview-panel,body[data-editor-view=preview] .editor-panel{display:none}
body[data-editor-view=preview] .preview-panel{padding-left:0;border-left:0;max-width:820px;width:100%;margin:0 auto}
body[data-editor-view=write] .editor-panel{max-width:980px}
body.is-saving .editor-workspace{cursor:progress}

@media(min-width:1500px){.reader-layout{grid-template-columns:205px minmax(0,820px) 160px}
}

@media(max-width:1150px){.reader-layout{grid-template-columns:190px minmax(0,1fr);padding:36px 30px;gap:36px}
.article-outline{display:none}
.wiki-topbar{gap:20px;padding-inline:26px}
.wiki-brand{gap:14px}
.wiki-brand>span{padding-left:14px}
.wiki-search{width:min(360px,32vw)}
.wiki-actions{gap:3px}
.wiki-button.quiet{padding:9px 10px}
.admin-layout{grid-template-columns:190px minmax(0,1fr);gap:28px;padding:28px}
.editor-canvas{gap:24px}
.preview-panel{padding-left:24px}
}

@media(max-width:800px){.wiki-topbar{flex-wrap:wrap;min-height:72px;padding:10px 18px;gap:8px 16px}
.wiki-brand-logo{width:82px;height:46px}
.wiki-brand>span{font-size:12px}
.wiki-search{order:3;flex:1 0 100%;width:100%;height:40px}
.wiki-search kbd{display:none}
.wiki-actions .wiki-button{padding:8px;gap:6px}
.wiki-actions .wiki-button>span{font-size:12px}
.reader-layout{display:block;padding:22px;min-height:0}
.mobile-only{display:inline-flex}
.directory-toggle{width:100%;justify-content:flex-start;padding:10px 0;margin-bottom:22px;border-radius:0;background:none;border-bottom:1px solid var(--line-soft);font-size:12px;color:var(--muted)}
.wiki-sidebar,.admin-pages{display:none;position:static;inset:auto;width:100%;height:auto;max-height:330px;padding:8px 0 20px;margin-bottom:28px;border:0;border-bottom:1px solid var(--line-soft);background:none;transform:none;visibility:visible}
.wiki-sidebar .side-title{display:none}
body.toc-open .wiki-sidebar,body.pages-open .admin-pages{display:block}
body.toc-open::after{display:none}
.wiki-article-wrap{padding:0 0 30px}
.wiki-article{font-size:14px}
.wiki-article h1{font-size:30px}
.wiki-article h2{font-size:21px}
.article-header{margin-bottom:24px;padding-bottom:24px}
.article-header .article-summary{font-size:14px}
.article-outline{display:none}
.editor-context{display:none}
.admin-layout{display:block;padding:18px 22px 42px}
.editor-command{top:72px;padding-top:14px;align-items:flex-start;gap:10px}
.editor-command-actions{gap:8px}
.editor-command .wiki-button{font-size:12px;min-height:38px;padding:8px 10px}
#saveHint{display:none}
.editor-document{padding-top:22px}
.editor-meta{grid-template-columns:1fr 1fr;gap:18px}
.editor-meta label:first-child{grid-column:1/-1}
.editor-options summary span{display:none}
.editor-canvas{grid-template-columns:minmax(0,1fr);min-height:400px}
.markdown-editor{min-height:450px;font-size:13px}
.editor-view-switch button[data-editor-view=split]{display:none}
body[data-editor-view=split] .preview-panel{display:none}
.preview-panel{padding-left:0;border:0}
.title-field input{font-size:28px}
.summary-field input{font-size:13px}
.editor-footer{gap:14px}
.editor-footer>.wiki-button{font-size:12px;padding:6px 0}
.admin-pages .side-title{margin-bottom:12px}
.editor-view-switch{gap:20px}
}

@media(max-width:390px){.wiki-topbar{padding-inline:14px}
.wiki-brand{gap:10px}
.wiki-brand>span{padding-left:10px}
.wiki-actions{gap:0}
.wiki-actions .wiki-icon{display:none}
.reader-layout,.admin-layout{padding-inline:18px}
.article-kicker{font-size:10px}
.editor-command-actions .wiki-icon{display:none}
.wiki-dialog{padding:22px}
.editor-state{max-width:110px}
.editor-options{margin-bottom:18px}
}

@media(prefers-reduced-motion:reduce){*,*::before,*::after{scroll-behavior:auto!important;transition:none!important;animation:none!important}
}