:root{--bg:#fff;--bg2:#f6f6f6;--text:#222;--muted:#707070;--border:#e3e3e3;--accent:#705dcf;--code:#f2f2f2;--sidebar:300px}
:root[data-theme=dark]{--bg:#1e1e1e;--bg2:#262626;--text:#dadada;--muted:#999;--border:#363636;--accent:#a78bfa;--code:#2b2b2b}
*{box-sizing:border-box}
html,body{margin:0}
body{background:var(--bg);color:var(--text);font:16px/1.5 -apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Inter,Helvetica,Arial,sans-serif}
a{color:var(--accent)}
.sidebar{transition:transform .2s;position:fixed;inset:0 auto 0 0;width:var(--sidebar);overflow-y:auto;padding:24px 14px;border-right:1px solid var(--border);background:var(--bg)}
.sidebar .logo img{display:block;width:100%;border-radius:8px;background:#fff}
.sidebar .logo .logo-dark{display:none;background:none}
:root[data-theme=dark] .sidebar .logo .logo-light{display:none}
:root[data-theme=dark] .sidebar .logo .logo-dark{display:block}
.site-name{display:block;margin:20px 0 18px;font-size:1.35rem;font-weight:700;color:var(--text);text-decoration:none}
.theme-toggle{display:inline-block;position:relative;width:52px;height:26px;margin-bottom:16px}
.theme-toggle input{display:none}
.slider{position:absolute;inset:0;border-radius:13px;background:var(--border);cursor:pointer;transition:.2s}
.slider:before{content:"";position:absolute;width:20px;height:20px;left:3px;top:3px;border-radius:50%;background:#fff;transition:.2s}
.slider svg{position:absolute;top:5px;width:16px;height:16px;fill:none;stroke:var(--muted);stroke-width:2;stroke-linecap:round;stroke-linejoin:round;pointer-events:none;z-index:1}
.i-sun{left:5px}
.i-moon{right:5px}
.slider:before{z-index:0}
.theme-toggle input:checked+.slider .i-moon,.theme-toggle input:not(:checked)+.slider .i-sun{stroke:var(--accent)}
.theme-toggle input:checked+.slider{background:var(--accent)}
.theme-toggle input:checked+.slider:before{transform:translateX(26px)}
.search{position:relative;margin-bottom:14px}
.search input{width:100%;padding:7px 10px;border:1px solid var(--border);border-radius:6px;background:var(--bg2);color:var(--text);font:inherit;font-size:.85rem}
#results{position:absolute;z-index:5;left:0;right:0;margin:2px 0 0;padding:0;list-style:none;background:var(--bg);border:1px solid var(--border);border-radius:6px;max-height:60vh;overflow:auto;box-shadow:0 4px 14px #0003}
#results:empty{display:none}
#results a{display:block;padding:6px 10px;color:var(--text);text-decoration:none;font-size:.85rem}
#results a:hover{background:var(--bg2)}
#results small{color:var(--muted);display:block}
.tree ul{list-style:none;margin:0;padding:0}
.tree ul ul{margin-left:9px;padding-left:12px;border-left:1px solid var(--border)}
.tree summary{cursor:pointer;padding:4px 0 4px 2px;font-size:.88rem;font-weight:600;list-style:none}
.tree summary::-webkit-details-marker{display:none}
.tree summary:before{content:"\25B8";display:inline-block;width:1.1em;color:var(--muted);transition:transform .15s}
.tree details[open]>summary:before{transform:rotate(90deg)}
.tree li.file a{display:block;padding:4px 0 4px 2px;font-size:.85rem;color:var(--muted);text-decoration:none}
.tree li.file a:hover{color:var(--text)}
.tree li.active a{color:var(--accent)}
main{margin-left:var(--sidebar);padding:40px 48px 60px;min-height:100vh}
.markdown>*{max-width:720px}
.page-title{font-size:2.1rem;line-height:1.2;margin:0 0 1.5rem}
.markdown h2{font-size:1.6rem;margin:1.8em 0 .5em}
.markdown h3{font-size:1.3rem;margin:1.5em 0 .4em}
.markdown h4{font-size:1.1rem}
.markdown img{max-width:100%;height:auto}
.markdown code{background:var(--code);padding:.1em .35em;border-radius:4px;font-size:.9em}
.markdown pre{background:var(--code);padding:12px 14px;border-radius:6px;overflow:auto}
.markdown pre code{background:none;padding:0}
.markdown pre.mermaid{background:none;text-align:center}
.markdown blockquote{margin:1em 0;padding:0 0 0 1em;border-left:3px solid var(--accent);color:var(--muted)}
.markdown>table{border-collapse:collapse;display:table;width:100%;max-width:none;margin:1em 0;font-size:.92rem}
.markdown th,.markdown td{border:1px solid var(--border);padding:6px 10px;vertical-align:top;overflow-wrap:break-word;min-width:5.5em}
.markdown th{background:var(--bg2)}
.markdown hr{border:0;border-top:1px solid var(--border);margin:2em 0}
.unresolved{color:var(--muted)}
.footnotes{font-size:.9rem;color:var(--muted)}
.callout{--c:8,109,221;margin:1em 0;padding:12px 16px;border-radius:6px;background:rgba(var(--c),.1);border-left:4px solid rgb(var(--c))}
.callout-title{font-weight:600;color:rgb(var(--c))}
.callout-content>:first-child{margin-top:.4em}
.callout-content>:last-child{margin-bottom:0}
.callout[data-callout=tip],.callout[data-callout=hint]{--c:0,191,188}
.callout[data-callout=help],.callout[data-callout=question],.callout[data-callout=faq],.callout[data-callout=warning],.callout[data-callout=caution],.callout[data-callout=attention]{--c:236,117,0}
.callout[data-callout=danger],.callout[data-callout=error],.callout[data-callout=bug]{--c:233,49,71}
.callout[data-callout=success],.callout[data-callout=check],.callout[data-callout=done]{--c:8,185,78}
.outline{position:fixed;top:40px;right:24px;width:220px;max-height:80vh;overflow:auto;font-size:.8rem}
.outline-title{color:var(--muted);font-weight:600;margin-bottom:6px}
.outline ul{list-style:none;margin:0;padding:0;border-left:1px solid var(--border)}
.outline li a{display:block;padding:2px 0 2px 10px;color:var(--muted);text-decoration:none}
.outline li a:hover{color:var(--accent)}
.outline .l3 a{padding-left:20px}
.outline .l4 a{padding-left:30px}
footer{margin-top:4rem;color:var(--muted);font-size:.75rem;text-align:right}
.menu-btn{position:fixed;top:10px;left:calc(var(--sidebar) + 8px);z-index:11;display:flex;padding:5px 7px;background:none;color:var(--muted);border:1px solid transparent;border-radius:6px;cursor:pointer}
.menu-btn:hover{background:var(--bg2);color:var(--text)}
.menu-btn svg{width:20px;height:20px;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
.nav-collapsed .sidebar{transform:translateX(-100%)}
.nav-collapsed main{margin-left:0}
.nav-collapsed .menu-btn{left:10px}
@media(min-width:1301px){main{padding-right:290px}}
@media(max-width:1300px){.outline{display:none}}
@media(max-width:1100px){.markdown>table{display:block;overflow-x:auto}}
@media(max-width:800px){
 .sidebar{transform:translateX(-100%);transition:transform .2s;z-index:10;width:min(var(--sidebar),85vw)}
 .nav-open .sidebar{transform:none}
 main{margin-left:0;padding:60px 20px 40px}
 .menu-btn,.nav-collapsed .menu-btn{left:10px;background:var(--bg2);border-color:var(--border)}
 .nav-collapsed .sidebar{transform:translateX(-100%)}
 .nav-open .sidebar,.nav-collapsed.nav-open .sidebar{transform:none}
}