:root{--bg:#f6f8fc;--surface:#fff;--ink:#17213a;--muted:#66718a;--line:#e3e8f1;--accent:#3459df;--soft:#edf1ff;--cloud:#147c70;--cloud-soft:#eaf6f2;--shadow:0 12px 36px rgba(31,49,91,.045);--sidebar-width:246px;--theme-color:var(--accent)}
html[data-theme=dark]{--bg:#101725;--surface:#172032;--ink:#e6ecf8;--muted:#a0aec5;--line:#2b374d;--accent:#a2b4ff;--soft:#253250;--cloud:#7fd5c0;--cloud-soft:#1e3836;--shadow:none;color-scheme:dark}
*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:100px}body{margin:0;background:var(--bg);color:var(--ink);font-family:Inter,-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;font-size:15px;-webkit-font-smoothing:antialiased}button,input{font:inherit}button,a{-webkit-tap-highlight-color:transparent}a{color:var(--accent)}a:focus-visible,button:focus-visible,input:focus-visible,summary:focus-visible{outline:3px solid var(--accent);outline-offset:4px}button{cursor:pointer}.skip-link{position:fixed;left:20px;top:-80px;z-index:100;background:var(--surface);padding:12px 20px;border:1px solid var(--accent)}.skip-link:focus{top:12px}
.site-header{height:74px;position:fixed;top:0;left:0;right:0;z-index:40;display:flex;justify-content:space-between;align-items:center;padding:0 35px;background:var(--surface);border-bottom:1px solid var(--line)}.site-brand{display:flex;gap:11px;align-items:center;text-decoration:none;color:var(--ink);font-size:23px;font-weight:800;letter-spacing:-1px}.brand-light{font-weight:450}.site-brand small{display:inline-block;font-size:11px;color:var(--muted);font-weight:500;letter-spacing:.08em;border-left:1px solid var(--line);margin-left:16px;padding-left:16px;vertical-align:middle}.top-links{display:flex;gap:25px;align-items:center}.top-links a{color:var(--ink);font-size:13px;font-weight:600;text-decoration:none}.top-links a span{margin-left:5px;color:var(--muted)}.top-links a:hover{color:var(--accent)}#theme-toggle{border:1px solid var(--line);border-radius:9px;background:var(--bg);color:var(--ink);width:33px;height:33px;font-size:21px;line-height:1}
.sidebar{top:74px;width:var(--sidebar-width);padding:27px 19px 60px;border-right:1px solid var(--line);background:var(--surface);color:var(--ink);overscroll-behavior:contain}.sidebar .app-name{margin:0 8px 20px;text-align:left;font-size:11px;font-weight:600;color:var(--muted);letter-spacing:.12em}.sidebar .app-name-link{color:var(--muted);text-decoration:none}.sidebar .search{border:0;padding:0;margin:0 0 25px}.sidebar .search .input-wrap{padding:9px 11px;background:var(--bg);border:1px solid var(--line);border-radius:9px}.sidebar .search input{color:var(--ink);background:transparent;font-size:12px;min-width:0;width:100%}.sidebar .search .clear-button{width:16px}.sidebar .search .results-panel{background:var(--surface);color:var(--ink)}.sidebar .search h2{font-size:14px;color:var(--ink)}.sidebar .search p{color:var(--muted);font-size:12px}.sidebar .search a{color:var(--accent)}.sidebar-nav>ul{margin:0;padding:0}.sidebar ul li{margin:3px 0;line-height:1.5}.sidebar ul li a{display:block;margin:0;padding:8px 10px;color:var(--muted);font-size:12.5px;font-weight:450;border-radius:7px;white-space:normal;line-height:1.6;text-decoration:none}.sidebar ul li a:hover{background:var(--bg);color:var(--ink)}.sidebar ul li.active>a{border:0;background:var(--soft);color:var(--accent);font-weight:650}.sidebar-nav .nav-head{margin:24px 10px 8px;color:var(--muted);font-size:10px;font-weight:700;letter-spacing:.07em}.sidebar ul li ul{padding-left:10px}.sidebar-toggle{position:fixed;left:12px;bottom:12px;top:auto;width:34px;height:34px;padding:10px 8px;border:1px solid var(--line);border-radius:8px;background:var(--surface);z-index:45}.sidebar-toggle span{background:var(--muted);width:16px;margin:3px 0}.sidebar-toggle:hover .sidebar-toggle-button{opacity:1}
.content{left:var(--sidebar-width);padding-top:74px;min-height:100vh}.markdown-section{max-width:1120px;margin:0 auto;padding:47px 56px 26px;color:var(--ink);font-size:15px}.markdown-section>:first-child{margin-top:0}.markdown-section h1{font-size:35px;line-height:1.35;letter-spacing:-.035em;font-weight:740;color:var(--ink);margin:0 0 15px}.markdown-section h2{font-size:23px;font-weight:680;color:var(--ink);letter-spacing:-.02em;margin:43px 0 17px;line-height:1.5}.markdown-section h3{font-size:17px;font-weight:650;color:var(--ink);margin:30px 0 12px}.markdown-section p,.markdown-section li{line-height:1.9}.markdown-section p{margin:14px 0}.markdown-section ul,.markdown-section ol{padding-left:24px}.markdown-section li{padding-left:4px;margin:7px 0}.markdown-section strong{color:var(--ink);font-weight:650}.markdown-section a{text-decoration:underline;text-underline-offset:3px;color:var(--accent);font-weight:500}.markdown-section .anchor span{color:inherit}.markdown-section .anchor:hover{text-decoration:none}.markdown-section blockquote{border-left:3px solid var(--accent);background:var(--soft);border-radius:0 10px 10px 0;color:var(--ink);padding:11px 18px;margin:23px 0}.markdown-section blockquote p{margin:0;line-height:1.85;font-size:14px}.markdown-section table{display:table;width:100%;border-collapse:separate;border-spacing:0;border:1px solid var(--line);border-radius:12px;overflow:hidden;background:var(--surface);margin:22px 0;box-shadow:var(--shadow)}.markdown-section th,.markdown-section td{padding:13px 16px;border:0;border-bottom:1px solid var(--line);text-align:left;line-height:1.7;font-size:13px;overflow-wrap:anywhere}.markdown-section th{background:var(--soft);font-weight:650;color:var(--ink)}.markdown-section tr:nth-child(2n){background:transparent}.markdown-section tr:last-child td{border-bottom:0}.markdown-section code,.markdown-section pre{font-family:"SFMono-Regular",Consolas,"Liberation Mono",monospace}.markdown-section code{background:var(--soft);color:var(--accent);padding:3px 6px;border-radius:5px;font-size:.88em;white-space:normal;overflow-wrap:anywhere}.markdown-section pre{padding:20px 23px;background:var(--surface);color:var(--ink);border:1px solid var(--line);border-radius:12px;box-shadow:var(--shadow);line-height:1.7;overflow:auto}.markdown-section pre>code{display:block;padding:0;color:var(--ink);background:transparent;white-space:pre;overflow-wrap:normal;font-size:12px}.markdown-section hr{border:0;border-top:1px solid var(--line);margin:32px 0}.markdown-section details{padding:16px 20px;border:1px solid var(--line);border-radius:10px;background:var(--surface);margin:20px 0}.markdown-section summary{cursor:pointer;font-weight:650;line-height:1.6}.markdown-section details[open] summary{margin-bottom:18px}.docsify-copy-code-button{background:var(--soft)!important;color:var(--accent)!important;border:0!important;font-size:11px!important}.markdown-section .token{color:inherit}.page-footer{display:flex;justify-content:space-between;gap:15px;flex-wrap:wrap;margin:58px 0 0;padding:23px 0 5px;border-top:1px solid var(--line);font-size:11px;color:var(--muted)}.page-footer a{color:var(--muted);text-decoration:none}
.eyebrow{color:var(--accent);font-size:10px;font-weight:700;letter-spacing:.12em;display:flex;align-items:center;gap:7px;margin-bottom:20px}.eyebrow:before{content:"";width:6px;height:6px;background:var(--accent);border-radius:50%}.home-hero{display:grid;grid-template-columns:1.2fr 1fr;gap:38px;align-items:center;padding:13px 0 42px;border-bottom:1px solid var(--line)}.home-hero h1{font-size:44px;line-height:1.28;letter-spacing:-.045em;margin-bottom:20px}.home-hero h1 em{color:var(--accent);font-style:normal}.home-hero .hero-desc{font-size:14px;color:var(--muted);max-width:385px;line-height:1.9;margin:0 0 23px}.hero-actions{display:flex;gap:12px;flex-wrap:wrap}.markdown-section .button,.markdown-section .btn{display:inline-flex;justify-content:center;align-items:center;gap:8px;padding:10px 16px;border:1px solid var(--line);border-radius:8px;background:var(--surface);color:var(--ink);font-size:12px;font-weight:650;text-decoration:none;transition:transform .15s,box-shadow 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.16s}.guide-card:hover{transform:translateY(-3px);border-color:var(--accent)}.guide-icon{width:37px;height:37px;border-radius:10px;background:var(--soft);color:var(--accent);display:flex;align-items:center;justify-content:center;font-size:18px;flex:none}.guide-icon.science{background:#f8efe5;color:#9d6437}html[data-theme=dark] .guide-icon.science{background:#3e3028;color:#e5b38b}.guide-card h3{font-size:14px;margin:1px 20px 6px 0;line-height:1.5}.guide-card p{font-size:12px;color:var(--muted);margin:0;line-height:1.75;max-width:260px}.guide-card .guide-meta{display:block;font-size:10px;color:var(--accent);margin-top:12px}.card-arrow{position:absolute;right:18px;top:23px;color:var(--muted);font-size:15px}.cloud-banner{display:flex;gap:22px;align-items:center;justify-content:space-between;padding:22px 25px;margin:26px 0 0;background:var(--cloud-soft);border:1px solid var(--line);border-radius:13px}.cloud-banner h3{font-size:15px;margin:0 0 5px;color:var(--cloud)}.cloud-banner p{font-size:12px;margin:0;color:var(--muted);line-height:1.8}.cloud-banner .button{white-space:nowrap;color:var(--cloud)}.three-steps{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-top:22px}.step-number{color:var(--accent);font-size:11px;font-weight:700;display:block;margin-bottom:10px}.three-steps h3{font-size:13px;margin:0 0 5px}.three-steps p{font-size:12px;color:var(--muted);margin:0;line-height:1.8}.lead{font-size:16px;color:var(--muted);margin-bottom:28px!important}.doc-label{font-size:10px;font-weight:650;letter-spacing:.09em;color:var(--accent);margin-bottom:14px}.tip-banner{padding:16px 19px;background:var(--soft);border:1px solid var(--line);border-radius:10px;margin:22px 0;display:flex;gap:10px;font-size:13px;line-height:1.85}.tb-icon{display:none}.platform-links{display:flex;gap:12px;flex-wrap:wrap;margin:18px 0}.platform-links .button{flex:1;min-width:180px}.home-hero .connect-card p{margin:0}.loading-shell{max-width:650px;margin:130px auto;padding:30px;line-height:1.8}.markdown-section .entry-cards{display:grid;grid-template-columns:repeat(2,1fr);gap:18px}
@media(min-width:769px){body.close .sidebar{transform:translateX(calc(-1 * var(--sidebar-width)))}body.close .content{left:0}.sidebar-toggle{left:calc(var(--sidebar-width) - 46px)}body.close .sidebar-toggle{left:12px}}
@media(min-width:1500px){.markdown-section{padding-top:60px}.home-hero{gap:55px;padding-bottom:47px}.home-hero h1{font-size:50px}}
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@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*:before,*:after{animation:none!important;transition:none!important}}

main{width:100%}.markdown-section a.anchor{color:inherit;font-weight:inherit;text-decoration:none}.markdown-section a.anchor:hover{color:var(--accent)}
@media(max-width:768px){.content{width:100%;min-width:0}.markdown-section{width:100%}}