@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700;800&display=swap');
*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:76px}body{margin:0;background:var(--site-bg,#202020);color:var(--site-text,#e7e7e7);font:16px var(--site-font,Inter),-apple-system,BlinkMacSystemFont,"Segoe UI",Arial,sans-serif;-webkit-font-smoothing:antialiased}.topbar{height:56px;border-bottom:1px solid #303030;position:sticky;top:0;background:rgba(32,32,32,.97);z-index:50;backdrop-filter:blur(12px)}.top-inner{max-width:1240px;height:100%;margin:auto;display:flex;align-items:center;gap:24px;padding:0 22px}.brand{width:240px;flex-shrink:0;display:flex;align-items:center;text-decoration:none;position:relative}.brand img{width:28px;height:28px;object-fit:contain;border-radius:5px}.brand-fallback{display:none;background:#e52b3d;border-radius:5px;padding:5px;font-weight:800;color:#fff}.mobile-menu,.mobile-toc{display:none}.search-wrap{position:relative;width:min(420px,45vw);height:36px;display:flex;align-items:center;gap:10px;border:1px solid #3a3a3a;border-radius:9px;padding:0 12px;color:#999}.search-wrap input{flex:1;min-width:0;background:transparent;border:0;outline:0;color:#eee;font-size:14px}.search-wrap kbd{font-size:11px;color:#aaa;border:1px solid #444;border-radius:4px;padding:2px 5px}.search-results{display:none;position:absolute;top:42px;left:0;right:0;background:#252525;border:1px solid #454545;border-radius:10px;box-shadow:0 12px 35px #0008;max-height:420px;overflow:auto;padding:5px;z-index:60}.search-results.show{display:block}.search-results a{display:block;padding:11px;color:#ddd;text-decoration:none;border-radius:6px}.search-results a:hover{background:#383838}.search-results small{display:block;color:#aaa;margin-top:4px}.top-spacer{flex:1}.layout{max-width:1240px;margin:22px auto 0;display:grid;grid-template-columns:230px minmax(0,700px) 170px;column-gap:28px;align-items:start;padding:0 22px}.sidebar{position:sticky;top:72px;max-height:calc(100vh - 84px);overflow:auto;background:var(--site-panel,#1b1b1b);border-radius:12px;padding:14px 11px 10px;scrollbar-width:thin;scrollbar-color:#444 transparent;display:flex;flex-direction:column;min-height:calc(100vh - 78px)}.nav-group{margin-bottom:22px}.nav-heading{font-size:12px;line-height:1.5;font-weight:800;letter-spacing:.055em;color:#f0f0f0;padding:3px 7px 9px;text-transform:uppercase}.nav-link{display:block;color:#b6b6b6;text-decoration:none;font-size:14px;line-height:1.5;padding:7px 8px;border-radius:6px;margin:2px 0}.nav-link:hover{color:#fff;background:#292929}.nav-link.active{color:#ff3648;font-weight:650;background:#302022}.sidebar-footer{margin-top:auto;border:1px solid #353535;border-radius:9px;padding:12px 10px;color:#bcbcbc;font-size:12px;display:flex;gap:9px;align-items:center}.book-icon{font-size:18px}.article-area{min-width:0;padding:0 0 70px}.article-top{height:34px;display:flex;align-items:center;justify-content:space-between;margin-bottom:3px}.crumb{color:#f02a3b;font-size:12px}.copy-btn{background:transparent;color:#bbb;border:1px solid #3b3b3b;border-radius:7px;padding:7px 10px;font-size:12px;cursor:pointer}.copy-btn:hover{background:#2a2a2a;color:white}.copy-btn span{padding-left:7px}.prose{max-width:100%;font-size:16px;line-height:1.75;color:#e3e3e3;overflow-wrap:anywhere}.prose h1{font-size:36px;line-height:1.2;letter-spacing:-.035em;margin:2px 0 12px;color:#f5f5f5;font-weight:760}.prose .lead{font-size:17px;line-height:1.7;color:#b8b8b8;margin:0 0 22px}.prose h2{font-size:27px;margin:38px 0 13px;line-height:1.3;letter-spacing:-.02em}.prose h3{font-size:21px;margin:29px 0 10px;line-height:1.35}.prose h4{font-size:18px;margin:22px 0 8px}.prose p{margin:0 0 19px}.prose strong{font-weight:700;color:#f0f0f0}.prose a{color:var(--site-accent,#ff4656);text-decoration:underline;text-underline-offset:3px}.prose ul,.prose ol{padding-left:27px;margin:0 0 20px}.prose li{padding-left:2px;margin:5px 0}.prose img{max-width:100%;height:auto;border-radius:6px;display:block;margin:16px auto}.prose figure{margin:20px 0}.prose figure img{max-height:900px;object-fit:contain}.prose figcaption{color:#999;font-size:13px;text-align:center;margin-top:8px}.prose blockquote{border-left:3px solid #ff2638;margin:18px 0;padding:12px 17px;background:#262626;color:#cfcfcf;border-radius:0 6px 6px 0}.prose pre{background:#171717;border:1px solid #363636;border-radius:9px;padding:17px;overflow:auto;font-size:14px;line-height:1.6}.prose code{font-family:ui-monospace,SFMono-Regular,Consolas,monospace;background:#303030;border-radius:4px;padding:2px 5px;font-size:.9em}.prose pre code{background:transparent;padding:0}.prose table{width:100%;border-collapse:collapse;display:block;overflow:auto;margin:18px 0;font-size:14px}.prose th,.prose td{border:1px solid #3b3b3b;padding:10px 12px;text-align:left}.prose th{background:#292929}.toc{position:sticky;top:78px;font-size:13px;color:#aaa;padding-top:18px;max-height:calc(100vh - 95px);overflow:auto}.toc-title{font-weight:650;color:#ddd;margin-bottom:12px}.toc a{display:block;padding:6px 0;color:#999;text-decoration:none;border-left:1px solid #3b3b3b;padding-left:12px;line-height:1.4}.toc a:hover,.toc a.active{color:#eee;border-left-color:#ff2638}.page-bottom{border-top:1px solid #383838;margin-top:44px;padding-top:18px;display:flex;justify-content:space-between;color:#888;font-size:13px}.page-bottom a{color:#ccc;text-decoration:none}.embed iframe{max-width:100%}.toc-empty{color:#777;font-size:13px}@media(max-width:1280px){.top-inner,.layout{max-width:1120px}.layout{grid-template-columns:225px minmax(0,1fr) 170px;column-gap:28px}.brand{width:220px}}@media(max-width:1020px){.layout{grid-template-columns:220px minmax(0,1fr);column-gap:28px}.toc{display:none}.mobile-toc{display:inline-flex}.mobile-toc-panel{display:none;background:#252525;border:1px solid #3b3b3b;border-radius:8px;padding:12px;margin:0 0 18px}.mobile-toc-panel.open{display:block}.mobile-toc-panel a{display:block;color:#bbb;text-decoration:none;padding:6px 0}.top-inner{gap:14px}.brand{width:210px}}@media(max-width:760px){.topbar{height:56px}.top-inner{padding:0 12px;gap:10px}.mobile-menu{display:inline-flex;align-items:center;justify-content:center;width:38px;height:38px;background:#282828;border:1px solid #3c3c3c;border-radius:8px;color:#eee;font-size:20px;flex-shrink:0}.brand{width:auto;flex:1}.brand img{width:27px;height:27px}.search-wrap{width:auto;flex:0 0 42px;height:38px;padding:0 10px;justify-content:center}.search-wrap:focus-within{position:absolute;left:60px;right:10px;width:auto;background:#202020;z-index:55}.search-wrap input{width:0;flex:0 1 0;opacity:0}.search-wrap:focus-within input{width:auto;flex:1;opacity:1}.search-wrap kbd{display:none}.layout{display:block;max-width:100%;margin:0;padding:0 20px}.sidebar{position:fixed;top:56px;left:0;bottom:0;width:min(330px,88vw);max-height:none;min-height:0;margin:0;border-radius:0 12px 0 0;z-index:80;transform:translateX(-105%);transition:transform .22s ease;box-shadow:10px 0 35px #0006;padding:18px 13px 14px}.sidebar.mobile-open{transform:translateX(0)}.sidebar-overlay{display:none;position:fixed;inset:56px 0 0;background:#0009;z-index:70}.sidebar-overlay.show{display:block}.nav-link{font-size:15px;padding:9px}.nav-heading{font-size:12px}.article-area{padding:18px 0 42px}.article-top{height:34px}.prose{font-size:16px;line-height:1.72}.prose h1{font-size:32px;margin-bottom:12px}.prose h2{font-size:25px;margin-top:32px}.prose h3{font-size:20px;margin-top:24px}.prose .lead{font-size:16px}.mobile-toc{border:1px solid #3a3a3a;background:#252525;color:#ddd;border-radius:7px;padding:8px 10px;font-size:13px;align-items:center;gap:8px}.mobile-toc-panel{margin-top:10px}.page-bottom{gap:15px}.copy-btn{font-size:12px}.sidebar-footer{margin-top:25px}}@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;transition:none!important}}
/* v8: readable controls, responsive search and navigation */
.search-results a:focus-visible,.nav-link:focus-visible,.toc a:focus-visible{outline:2px solid var(--site-accent,#ff2638);outline-offset:2px}
.prose img{cursor:zoom-in}
@media(min-width:1500px){.layout{max-width:1420px;grid-template-columns:250px minmax(0,790px) 190px;column-gap:34px}.top-inner{max-width:1420px}.prose{font-size:17px;line-height:1.78}.prose h1{font-size:40px}}
@media(max-width:760px){.search-wrap:focus-within{left:56px;right:8px;width:auto}.search-wrap:focus-within input{min-width:0}.article-top{gap:8px}.mobile-toc{max-width:55%;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}}

/* v9 fixes */
.mobile-toc-panel{display:none}.mobile-toc-panel.open{display:block}.search-empty{padding:14px;color:#aaa;font-size:13px}.search-results a b{display:block;font-size:14px}.search-results a small{line-height:1.45}.prose figure{max-width:100%}
.search-results a .search-category{font-size:11px;color:#8d8d8d;margin:0 0 3px}


/* v11 documentation blocks */
.prose .doc-callout{padding:16px 18px;border:1px solid #3c3c42;border-left:4px solid #6aa8f5;border-radius:9px;background:#24262b;margin:20px 0}
.prose .callout-label{font-size:11px;font-weight:800;letter-spacing:.08em;color:#91bcff;margin-bottom:7px}
.prose .callout-warning{border-left-color:#e6ac45;background:#2a261f}.prose .callout-warning .callout-label{color:#f2c66f}
.prose .callout-success{border-left-color:#43b77a;background:#202a24}.prose .callout-success .callout-label{color:#7cdaa4}
.prose .callout-danger{border-left-color:#ed5964;background:#2b2225}.prose .callout-danger .callout-label{color:#ff8991}
.prose .doc-details,.prose .doc-tabs details{border:1px solid #3b3b42;border-radius:9px;padding:12px 16px;margin:14px 0;background:#222}
.prose .doc-details summary,.prose .doc-tabs summary{cursor:pointer;font-weight:650}
.prose .doc-tabs{display:grid;gap:8px;margin:18px 0}
.prose .doc-tabs details[open] summary{color:var(--site-accent)}

.search-results mark{background:#ffdf78;color:#202020;border-radius:3px;padding:0 1px}
.prose .doc-image-row{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,160px),1fr));gap:12px;align-items:start;margin:18px 0}.prose .doc-image-row img{display:block;width:100%;height:auto;max-height:520px;object-fit:contain;margin:0}
@media(max-width:560px){.prose .doc-image-row{grid-template-columns:repeat(2,minmax(0,1fr));gap:8px}}
.toc-children{margin-left:10px;padding-left:10px;border-left:1px solid #3b3b3b}.mobile-toc-panel .toc-children{margin-left:12px;padding-left:10px;border-left:1px solid #3b3b3b}.toc-children a{font-size:12px}
.toc a{border-left:0;padding-left:0}.toc-children,.mobile-toc-panel .toc-children{margin-left:12px;padding-left:0;border-left:0}.toc-children>a:before,.mobile-toc-panel .toc-children>a:before{content:"";display:inline-block;width:5px;height:5px;margin:0 8px 2px 1px;border-radius:50%;background:#62626b}.toc-children>a:hover:before,.mobile-toc-panel .toc-children>a:hover:before{background:var(--site-accent,#ff2638)}
.toc{scrollbar-width:thin;scrollbar-color:#444 transparent}.toc::-webkit-scrollbar{width:6px}.toc::-webkit-scrollbar-track{background:transparent}.toc::-webkit-scrollbar-thumb{background:#444;border-radius:6px}.toc::-webkit-scrollbar-thumb:hover{background:#666}

/* v12: compact social links and safe responsive top-bar layout */
.social-links{display:flex;align-items:center;gap:7px;flex:0 0 auto}
.social-links a{width:30px;height:30px;display:inline-flex;align-items:center;justify-content:center;border-radius:7px;color:#bcbcbc;text-decoration:none;background:transparent;border:1px solid transparent;transition:color .15s ease,background .15s ease,border-color .15s ease;overflow:hidden}
.social-links a span{font-size:16px;font-weight:750;line-height:1}
.social-links a img{width:19px;height:19px;object-fit:contain;filter:grayscale(1);opacity:.8;transition:filter .15s ease,opacity .15s ease}
.social-links a:hover,.social-links a:focus-visible{color:#fff;background:#2c2c2c;border-color:#454545;outline-offset:2px}
.social-links a:hover img,.social-links a:focus-visible img{filter:grayscale(0);opacity:1}
@media(max-width:1020px){.top-inner{gap:12px}.brand{width:auto;flex:1;min-width:42px}.social-links{gap:3px}.social-links a{width:27px;height:29px}}
@media(max-width:760px){.top-inner{gap:6px}.brand{flex:1}.social-links{gap:2px}.social-links a{width:25px;height:28px}.social-links a:nth-child(n+4){display:none}.social-links a img{width:17px;height:17px}.social-links a span{font-size:14px}.search-wrap{flex-basis:38px;padding:0 8px}}

.social-links a[data-network="youtube"]:hover,.social-links a[data-network="youtube"]:focus-visible{color:#ff0033}
.social-links a[data-network="discord"]:hover,.social-links a[data-network="discord"]:focus-visible{color:#5865f2}
.social-links a[data-network="telegram"]:hover,.social-links a[data-network="telegram"]:focus-visible{color:#24a1de}
.social-links a[data-network="twitch"]:hover,.social-links a[data-network="twitch"]:focus-visible{color:#9146ff}
.social-links a[data-network="vk"]:hover,.social-links a[data-network="vk"]:focus-visible{color:#0077ff}

/* User-configurable public typography and layout. */
body{font-size:var(--site-font-size,16px);line-height:var(--site-line-height,1.75)}
.prose{font-size:var(--site-font-size,16px);line-height:var(--site-line-height,1.75)}
.prose .lead{font-size:calc(var(--site-font-size,16px) * 1.06)}
.prose p{margin-bottom:var(--site-paragraph-spacing,19px)}
.prose h1{font-size:clamp(28px,calc(var(--site-font-size,16px) * 2.25),50px)}
.prose h2{font-size:clamp(22px,calc(var(--site-font-size,16px) * 1.7),40px);margin-top:var(--site-heading-spacing,38px)}
.prose h3{font-size:clamp(19px,calc(var(--site-font-size,16px) * 1.32),30px);margin-top:calc(var(--site-heading-spacing,38px) * .76)}
.prose h4{font-size:clamp(17px,calc(var(--site-font-size,16px) * 1.12),24px);margin-top:calc(var(--site-heading-spacing,38px) * .58)}
.nav-link{font-size:calc(var(--site-font-size,16px) * .875)}
@media(min-width:1021px){.layout{max-width:calc(var(--site-sidebar-width,230px) + var(--site-article-width,700px) + 170px + 56px + 44px);grid-template-columns:minmax(180px,var(--site-sidebar-width,230px)) minmax(0,min(var(--site-article-width,700px),calc(100vw - var(--site-sidebar-width,230px) - 270px))) 170px}}
@media(min-width:761px) and (max-width:1020px){.layout{max-width:calc(var(--site-sidebar-width,230px) + var(--site-article-width,700px) + 28px + 44px);grid-template-columns:minmax(180px,var(--site-sidebar-width,230px)) minmax(0,1fr)}}
@media(max-width:760px){.layout{display:block;max-width:100%;padding:0 20px}.prose h1{font-size:clamp(28px,calc(var(--site-font-size,16px) * 2),40px)}.prose h2{font-size:clamp(22px,calc(var(--site-font-size,16px) * 1.56),32px)}.prose h3{font-size:clamp(19px,calc(var(--site-font-size,16px) * 1.25),26px)}}

/* Keep the header aligned with the user-sized page grid. */
@media(min-width:1021px){
 .top-inner{max-width:calc(var(--site-sidebar-width,230px) + var(--site-article-width,700px) + 170px + 56px + 44px);display:grid;grid-template-columns:minmax(180px,1fr) minmax(260px,420px) minmax(180px,1fr);gap:clamp(12px,1.6vw,24px)}
 .brand{width:auto;justify-self:start}
 .search-wrap{width:100%;min-width:0}
 .social-links{justify-self:end}
 .top-spacer{display:none}
}
@media(min-width:1021px) and (max-width:1100px){
 .top-inner{grid-template-columns:minmax(150px,1fr) minmax(240px,420px) minmax(140px,1fr);gap:12px}
 .social-links a:nth-child(n+5){display:none}
}
@media(min-width:761px) and (max-width:1020px){
 .top-inner{max-width:calc(var(--site-sidebar-width,230px) + var(--site-article-width,700px) + 28px + 44px)}
}