@font-face{font-family:"Geist";src:url(/_c/f1/fonts/Geist.woff2) format("woff2");font-weight:100 900;font-display:swap}
@font-face{font-family:"Inter";src:url(/_c/f1/fonts/Inter.woff2) format("woff2");font-weight:100 900;font-display:swap}
@font-face{font-family:"JetBrains Mono";src:url(/_c/f1/fonts/JetBrainsMono.woff2) format("woff2");font-weight:100 800;font-display:swap}
:root{--d:"Geist","Inter",ui-sans-serif,system-ui,sans-serif;--s:"Inter",ui-sans-serif,system-ui,-apple-system,"Segoe UI",sans-serif;--m:"JetBrains Mono",ui-monospace,SFMono-Regular,Menlo,monospace;--h:60px;--pink:#ff3d8f}
[data-theme=dark]{color-scheme:dark;--bg:#09090b;--bg2:#0f0f12;--bg3:#16161a;--fg:#f1ede6;--fg2:#a9a49b;--fg3:#8a857c;--line:rgba(255,255,255,.09);--line2:rgba(255,255,255,.16);--acc:#ff3d8f;--acc-t:#ff6aa8;--acc-bg:rgba(255,61,143,.12);--code:#0c0c0f;--codeb:rgba(255,255,255,.08);--ic:rgba(255,255,255,.07);--hdr:rgba(9,9,11,.8);
--k:#ff6aa8;--t:#b79bff;--str:#9fd8b0;--num:#f5c26b;--com:#7d786f;--fn:#f1ede6;--pun:#a9a49b}
[data-theme=light]{color-scheme:light;--bg:#fbfaf8;--bg2:#f4f2ee;--bg3:#eae7e1;--fg:#121214;--fg2:#4f4c46;--fg3:#6b675f;--line:rgba(18,18,20,.1);--line2:rgba(18,18,20,.18);--acc:#ff3d8f;--acc-t:#c40f5a;--acc-bg:rgba(255,61,143,.1);--code:#f4f2ee;--codeb:rgba(18,18,20,.1);--ic:rgba(18,18,20,.06);--hdr:rgba(251,250,248,.85);
--k:#c40f5a;--t:#6b3fc4;--str:#1d7a45;--num:#9a5b00;--com:#7a756c;--fn:#121214;--pun:#55524c}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-padding-top:84px;background:var(--bg)}
body{margin:0;background:var(--bg);color:var(--fg);font:400 16px/1.7 var(--s);-webkit-font-smoothing:antialiased;overflow-x:clip}
a{color:inherit;text-decoration:none}
img,svg,video{max-width:100%}
:focus-visible{outline:2px solid var(--acc);outline-offset:2px;border-radius:4px}
::selection{background:var(--acc);color:#fff}
.skip{position:absolute;left:12px;top:-80px;z-index:200;background:var(--fg);color:var(--bg);padding:10px 14px;font-weight:600;border-radius:8px}.skip:focus{top:12px}
.concept{font:500 12px/1.4 var(--m);color:var(--fg3);text-align:center;padding:7px 16px;border-bottom:1px solid var(--line);letter-spacing:.02em;background:var(--bg)}
.concept b{color:var(--bg);background:var(--fg2);padding:1px 6px;border-radius:3px;margin-right:8px;font-weight:600;text-transform:uppercase;font-size:11px;letter-spacing:.08em}
/* header */
.hdr{position:sticky;top:0;z-index:60;background:var(--hdr);-webkit-backdrop-filter:blur(16px) saturate(150%);backdrop-filter:blur(16px) saturate(150%);border-bottom:1px solid var(--line)}
.hw{display:flex;align-items:center;height:var(--h);gap:14px;padding:0 20px;max-width:1520px;margin:0 auto}
.brand{display:flex;align-items:center;gap:9px;font:700 18px/1 var(--d);letter-spacing:-.03em;flex-shrink:0}
.brand svg{width:24px;height:24px;display:block}
.brand em{font-style:normal;font-weight:500;color:var(--fg2);padding-left:9px;border-left:1px solid var(--line2)}
.nav{display:flex;gap:2px;margin-left:14px;align-items:center}
.nav>a,.dd-b{padding:8px 11px;border-radius:8px;font:500 14px/1 var(--s);color:var(--fg2);white-space:nowrap;background:none;border:0;cursor:pointer;display:inline-flex;gap:5px;align-items:center}
.nav>a:hover,.dd-b:hover,.dd:focus-within .dd-b{color:var(--fg);background:var(--ic)}
.nav [aria-current]{color:var(--fg);box-shadow:inset 0 -2px 0 var(--acc);border-radius:8px 8px 0 0}
.dd{position:relative}
.dd-m{position:absolute;top:calc(100% + 6px);left:0;min-width:230px;background:var(--bg2);border:1px solid var(--line2);border-radius:12px;padding:6px;display:none;box-shadow:0 18px 40px rgba(0,0,0,.35)}
.dd:hover .dd-m,.dd.open .dd-m{display:block}
.dd:hover .dd-m::before{content:"";position:absolute;left:0;right:0;top:-8px;height:8px}
.dd-m a{display:block;padding:8px 10px;border-radius:7px;font:500 14px/1.3 var(--s);color:var(--fg2)}
.dd-m a:hover{background:var(--ic);color:var(--fg)}
.hdr-r{margin-left:auto;display:flex;gap:8px;align-items:center}
.kbtn{display:inline-flex;align-items:center;gap:10px;height:36px;padding:0 8px 0 12px;border:1px solid var(--line2);border-radius:9px;background:var(--bg2);color:var(--fg2);font:500 13.5px var(--s);cursor:pointer;min-width:200px}
.kbtn .kl{margin-right:auto}
.kbtn:hover{color:var(--fg);border-color:var(--fg3)}
kbd{font:500 11px var(--m);border:1px solid var(--line2);border-radius:5px;padding:2px 5px;color:var(--fg3)}
.thm,.menu-b{width:36px;height:36px;border:1px solid var(--line2);border-radius:9px;background:none;color:var(--fg2);cursor:pointer;display:inline-flex;align-items:center;justify-content:center}
.thm:hover{color:var(--fg)}
[data-theme=dark] .i-sun{display:none}[data-theme=light] .i-moon{display:none}
.site-l{font:500 13.5px var(--s);color:var(--fg2);padding:8px 6px;white-space:nowrap}.site-l:hover{color:var(--fg)}
.menu-b{display:none}
/* layout */
.layout{display:grid;grid-template-columns:280px minmax(0,1fr) 230px;max-width:1520px;margin:0 auto;align-items:start}
.drawer{position:sticky;top:var(--h);height:calc(100vh - var(--h));overflow:auto;border-right:1px solid var(--line);padding:22px 14px 40px 20px;scrollbar-width:thin}
.m-sect{display:none}
.sb-t{font:600 11.5px/1.3 var(--m);text-transform:uppercase;letter-spacing:.08em;color:var(--fg3);margin:0 0 12px 8px}
.sb ul{list-style:none;margin:0;padding:0}
.sb li a,.sb summary>span{display:block;padding:6px 8px;border-radius:7px;font:450 14px/1.35 var(--s);color:var(--fg2)}
.sb li a:hover{color:var(--fg);background:var(--ic)}
.sb a.on{color:var(--acc-t);background:var(--acc-bg);font-weight:550}
.sb .s-sec{font:600 11px/1.3 var(--m);text-transform:uppercase;letter-spacing:.08em;color:var(--fg3);margin:18px 8px 6px}
.sb details>summary{list-style:none;display:flex;align-items:center;cursor:pointer;border-radius:7px}
.sb details>summary::-webkit-details-marker{display:none}
.sb summary>a,.sb summary>span{flex:1}
.sb summary i{width:26px;height:26px;flex-shrink:0;display:inline-flex;align-items:center;justify-content:center;border-radius:6px;color:var(--fg3)}
.sb summary i::before{content:"";width:6px;height:6px;border-right:1.5px solid currentColor;border-bottom:1.5px solid currentColor;transform:rotate(-45deg);transition:transform .15s}
.sb details[open]>summary i::before{transform:rotate(45deg)}
.sb summary:hover i{background:var(--ic);color:var(--fg)}
.sb details ul{margin-left:12px;padding-left:8px;border-left:1px solid var(--line)}
.doc{min-width:0;padding:30px clamp(20px,4vw,56px) 80px;max-width:900px;width:100%;justify-self:center}
.toc{position:sticky;top:var(--h);max-height:calc(100vh - var(--h));overflow:auto;padding:30px 20px 40px 8px;font-size:13px;scrollbar-width:thin}
.toc-t{font:600 11px/1.3 var(--m);text-transform:uppercase;letter-spacing:.08em;color:var(--fg3);margin:0 0 10px}
.toc ul{list-style:none;margin:0;padding:0;border-left:1px solid var(--line)}
.toc a{display:block;padding:4px 0 4px 12px;color:var(--fg2);line-height:1.4;margin-left:-1px;border-left:1px solid transparent}
.toc .toc-h3 a{padding-left:24px}
.toc a:hover{color:var(--fg)}
.toc a.on{color:var(--acc-t);border-left-color:var(--acc)}
.crumbs{font:500 12.5px/1.5 var(--s);color:var(--fg3);display:flex;flex-wrap:wrap;gap:6px;align-items:center;margin-bottom:14px}
.crumbs a:hover{color:var(--fg)}.crumbs i{font-style:normal;opacity:.5}
.d-h1{font:700 clamp(30px,4vw,42px)/1.1 var(--d);letter-spacing:-.035em;margin:0 0 22px;text-wrap:balance}
/* markdown */
.md{font-size:16px}
.md>*:first-child{margin-top:0}
.md p,.md ul,.md ol{margin:0 0 1.05em}
.md h2,.md h3,.md h4,.md h5{font-family:var(--d);letter-spacing:-.025em;line-height:1.25;margin:2.1em 0 .6em;scroll-margin-top:84px}
.md h2{font-size:25px;font-weight:650;padding-top:.6em;border-top:1px solid var(--line)}
.md h3{font-size:19.5px;font-weight:650}.md h4{font-size:16.5px;font-weight:650}.md h5{font-size:15px;font-weight:650;color:var(--fg2)}
.md a{color:var(--acc-t);text-decoration:underline;text-decoration-color:color-mix(in srgb,var(--acc-t) 35%,transparent);text-underline-offset:3px}
.md a:hover{text-decoration-color:var(--acc-t)}
.md a.ext::after,.d-foot a.ext::after{content:"↗";font-size:.8em;margin-left:2px;text-decoration:none;display:inline-block}
.md li{margin:.25em 0}.md li>p{margin:0 0 .4em}
.md ul,.md ol{padding-left:1.4em}
.md strong{font-weight:620;color:var(--fg)}
.md code{font-variant-ligatures:none;font:500 .86em/1.5 var(--m);background:var(--ic);border:1px solid var(--line);padding:.1em .38em;border-radius:5px;overflow-wrap:anywhere}
.md blockquote{margin:0 0 1em;padding:.2em 1.1em;border-left:3px solid var(--line2);color:var(--fg2)}
.md hr{border:0;border-top:1px solid var(--line);margin:2em 0}
.tbl{overflow-x:auto;margin:0 0 1.4em;border:1px solid var(--line);border-radius:10px}
.md table{border-collapse:collapse;width:100%;font-size:14px;line-height:1.5}
.md th{text-align:left;font-weight:600;background:var(--bg2);color:var(--fg)}
.md th,.md td{padding:9px 12px;border-bottom:1px solid var(--line);vertical-align:top}
.md tr:last-child td{border-bottom:0}
.md td code{white-space:normal}
.imgf,.imgw{display:block;margin:1.2em 0}
.md img{display:block;height:auto;border-radius:10px;border:1px solid var(--line);background:#fff;padding:10px;max-height:640px;object-fit:contain}
.md video{display:block;width:100%!important;max-width:640px;height:auto!important;border-radius:10px;border:1px solid var(--line)}
/* code */
.cb{margin:0 0 1.3em;border:1px solid var(--codeb);border-radius:11px;background:var(--code);overflow:hidden}
.cb-h{display:flex;align-items:center;gap:10px;height:36px;padding:0 6px 0 14px;border-bottom:1px solid var(--codeb);font:500 12px/1 var(--m);color:var(--fg3)}
.cb-t{color:var(--fg2)}.cb-l{opacity:.75}
.cb-rell .cb-h .cb-t:first-child::before{content:"";display:inline-block;width:6px;height:6px;border-radius:50%;background:var(--acc);margin-right:8px;vertical-align:1px}
.cb-copy{margin-left:auto;height:26px;padding:0 10px;border-radius:6px;border:1px solid var(--codeb);background:transparent;color:var(--fg2);font:500 11.5px var(--m);cursor:pointer}
.cb-copy:hover{color:var(--fg);border-color:var(--fg3)}
.cb-copy.ok{color:var(--acc-t);border-color:var(--acc)}
.cb pre{margin:0;padding:14px 16px;overflow-x:auto;font:450 13.5px/1.6 var(--m);tab-size:4;scrollbar-width:thin}
.cb pre code{font-variant-ligatures:none;font:inherit;background:none;border:0;padding:0;white-space:pre;color:var(--fn)}
.cb .k,.cb .kd,.cb .kn,.cb .kr,.cb .kp,.cb .nt,.cb .ow{color:var(--k)}
.cb .kt,.cb .nc,.cb .nn,.cb .nb,.cb .bp,.cb .nd,.cb .na,.cb .ne{color:var(--t)}
.cb .s,.cb .s1,.cb .s2,.cb .sb,.cb .sc,.cb .sd,.cb .se,.cb .sh,.cb .si,.cb .sx,.cb .sr,.cb .ss,.cb .dl,.cb .sa{color:var(--str)}
.cb .m,.cb .mi,.cb .mf,.cb .mh,.cb .mo,.cb .il,.cb .kc{color:var(--num)}
.cb .c,.cb .c1,.cb .cm,.cb .cs,.cb .ch,.cb .cp,.cb .cpf{color:var(--com);font-style:italic}
.cb .nf,.cb .fm{color:var(--fn);font-weight:600}
.cb .p,.cb .o{color:var(--pun)}
.cb .nv,.cb .vi,.cb .vg{color:var(--t)}
.cb .gp{color:var(--fg3);user-select:none}
/* callouts */
.callout{margin:0 0 1.3em;padding:12px 16px 2px;border:1px solid var(--line2);border-left:3px solid var(--fg3);border-radius:10px;background:var(--bg2)}
.callout-t{font:600 11.5px/1.3 var(--m);text-transform:uppercase;letter-spacing:.08em;color:var(--fg2);margin:0 0 6px!important}
.callout-tip,.callout-info,.callout-important{border-left-color:var(--acc)}
.callout-tip .callout-t,.callout-info .callout-t,.callout-important .callout-t{color:var(--acc-t)}
.callout-warning,.callout-caution,.callout-danger{border-left-color:var(--fg)}
.callout-warning .callout-t,.callout-caution .callout-t,.callout-danger .callout-t{color:var(--fg)}
.callout p:last-child{margin-bottom:.8em}
.md details{margin:0 0 1.2em;border:1px solid var(--line2);border-radius:10px;padding:0 14px;background:var(--bg2)}
.md details>summary{cursor:pointer;padding:10px 0;font-weight:600}
.md details[open]>summary{border-bottom:1px solid var(--line);margin-bottom:10px}
/* tabs */
.tabs{margin:0 0 1.3em;border:1px solid var(--line2);border-radius:11px;overflow:hidden}
.tab-l{display:flex;gap:2px;border-bottom:1px solid var(--line);padding:6px 6px 0;overflow-x:auto;background:var(--bg2)}
.tab-b{border:0;background:none;color:var(--fg2);font:500 13.5px var(--s);padding:8px 12px;cursor:pointer;border-bottom:2px solid transparent;white-space:nowrap}
.tab-b[aria-selected=true]{color:var(--fg);border-bottom-color:var(--acc)}
.tab-p{padding:16px 16px 4px}.tab-hide{display:none}
.tab-p .cb{margin-left:0;margin-right:0}
/* cards */
.dcards{display:grid;grid-template-columns:repeat(auto-fill,minmax(230px,1fr));gap:12px;margin:0 0 1.4em}
.md a.dcard,a.dcard{display:flex;flex-direction:column;gap:6px;padding:16px;border:1px solid var(--line2);border-radius:12px;background:var(--bg2);text-decoration:none;color:var(--fg);transition:border-color .15s,transform .15s}
a.dcard:hover{border-color:var(--acc);transform:translateY(-1px)}
.dcard-t{font:600 15.5px/1.3 var(--d);letter-spacing:-.01em}
.dcard-t::after{content:" →";color:var(--acc-t)}
.dcard-d{font-size:13.5px;line-height:1.5;color:var(--fg2)}
.dcard-d code{font-size:.82em}
/* foot of doc */
.d-foot{margin-top:48px;padding-top:18px;border-top:1px solid var(--line);display:flex;flex-wrap:wrap;gap:8px 18px;justify-content:space-between;font-size:13px;color:var(--fg3)}
.d-foot a{color:var(--fg2)}.d-foot a:hover{color:var(--acc-t)}
.pn{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-top:22px}
.pn a{display:flex;flex-direction:column;gap:4px;padding:14px 16px;border:1px solid var(--line2);border-radius:12px;transition:border-color .15s}
.pn a:hover{border-color:var(--acc)}
.pn span{font:500 12px var(--m);color:var(--fg3)}
.pn b{font:600 15px/1.35 var(--d)}
.pn-n{text-align:right;grid-column:2}.pn-n span::after{content:" →"}.pn-p span::before{content:"← "}
/* footer */
.ftr{border-top:1px solid var(--line);margin-top:20px}
.fw{max-width:1520px;margin:0 auto;padding:34px 20px 40px;display:grid;gap:14px}
.ftr p{margin:0;color:var(--fg3);font-size:14px;max-width:60ch}
.fl{display:flex;flex-wrap:wrap;gap:6px 20px;font-size:14px;color:var(--fg2)}.fl a:hover{color:var(--fg)}
.ftr .fb{font:500 12px var(--m)}
/* search */
.sd{position:fixed;inset:0;z-index:100;background:rgba(0,0,0,.55);display:flex;justify-content:center;align-items:flex-start;padding:10vh 16px 16px}
.sd[hidden]{display:none}
.sbx{width:100%;max-width:640px;background:var(--bg2);border:1px solid var(--line2);border-radius:14px;box-shadow:0 30px 80px rgba(0,0,0,.5);overflow:hidden;display:flex;flex-direction:column;max-height:76vh}
.sbx-i{display:flex;align-items:center;gap:10px;padding:0 14px;border-bottom:1px solid var(--line);color:var(--fg3)}
.sbx input{flex:1;height:54px;border:0;background:none;color:var(--fg);font:500 16px var(--s);outline:none}
.sr{list-style:none;margin:0;padding:6px;overflow:auto}
.sr li a{display:block;padding:10px 12px;border-radius:9px}
.sr li a b{display:block;font:600 14.5px/1.35 var(--s);color:var(--fg)}
.sr li a small{display:block;font:500 11.5px/1.4 var(--m);color:var(--fg3);margin:2px 0}
.sr li a span{display:block;font-size:13px;line-height:1.45;color:var(--fg2);overflow:hidden;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical}
.sr li a mark{background:none;color:var(--acc-t);font-weight:600}
.sr li.on a,.sr li a:hover{background:var(--ic)}
.sr .none{padding:18px 12px;color:var(--fg3);font-size:14px}
.sr-f{margin:0;padding:8px 14px;border-top:1px solid var(--line);font:500 11.5px var(--m);color:var(--fg3)}
/* home */
.k-home .layout{display:block}
.k-home .drawer,.k-home .toc{display:none}
.k-home .doc{max-width:none;padding:0}
.home{max-width:1200px;margin:0 auto;padding:0 clamp(20px,4vw,40px) 60px}
.h-hero{display:grid;grid-template-columns:1.1fr 1fr;gap:48px;align-items:center;padding:64px 0 48px;border-bottom:1px solid var(--line)}
.eb{display:inline-flex;align-items:center;gap:8px;font:500 12px/1 var(--m);letter-spacing:.06em;text-transform:uppercase;color:var(--fg2);margin-bottom:18px}
.eb i{width:7px;height:7px;border-radius:50%;background:var(--acc)}
.h-hero h1{font:700 clamp(40px,6vw,64px)/1.02 var(--d);letter-spacing:-.045em;margin:0 0 18px}
.h-hero p{font-size:17.5px;line-height:1.6;color:var(--fg2);margin:0 0 26px;max-width:52ch}
.h-s{display:flex;align-items:center;gap:10px;width:100%;max-width:460px;height:50px;padding:0 10px 0 16px;border:1px solid var(--line2);border-radius:12px;background:var(--bg2);color:var(--fg3);font:500 15px var(--s);cursor:pointer}
.h-s span{margin-right:auto}.h-s:hover{border-color:var(--fg3);color:var(--fg2)}
.gs{border:1px solid var(--line2);border-radius:16px;background:var(--bg2);padding:22px}
.gs h2{font:650 19px/1.2 var(--d);margin:0 0 4px;letter-spacing:-.02em}.gs>p{margin:0 0 14px;color:var(--fg2);font-size:14px}
.ql{display:flex;align-items:center;gap:14px;padding:14px;border-radius:11px;border:1px solid var(--line);margin-top:8px;transition:border-color .15s}
.ql:hover{border-color:var(--acc)}
.ql b{display:block;font:600 15px/1.3 var(--d)}.ql small{display:block;color:var(--fg2);font-size:13.5px;line-height:1.4}
.ql em{margin-left:auto;font-style:normal;color:var(--acc-t)}
.ql .n{width:30px;height:30px;border-radius:8px;border:1px solid var(--line2);display:inline-flex;align-items:center;justify-content:center;font:600 12px var(--m);color:var(--fg2);flex-shrink:0}
.h-sec{padding:44px 0 8px}
.h-sec h2{font:650 24px/1.2 var(--d);letter-spacing:-.025em;margin:0 0 16px}
.h-g{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}
.h-g3{grid-template-columns:repeat(3,1fr)}
.h-more{display:inline-block;margin-top:14px;color:var(--acc-t);font-weight:550;font-size:14.5px}
.h-map{display:grid;grid-template-columns:repeat(5,1fr);gap:12px}
.h-map div{border:1px solid var(--line);border-radius:12px;padding:16px}
.h-map b a{font:650 16px var(--d)}.h-map b a:hover{color:var(--acc-t)}
.h-map p{margin:6px 0 10px;color:var(--fg2);font-size:13.5px;line-height:1.5}
.h-map ul{list-style:none;margin:0;padding:0;font-size:13.5px}.h-map li a{color:var(--fg2);display:block;padding:2px 0}.h-map li a:hover{color:var(--fg)}
.h-cats{display:grid;grid-template-columns:1fr 1fr;gap:28px 40px}
.h-cats h3{font:600 12px/1.3 var(--m);text-transform:uppercase;letter-spacing:.08em;color:var(--fg3);margin:0 0 10px}
.h-cats .dcards{grid-template-columns:repeat(3,1fr);margin:0}
.h-cats .dcard{padding:14px}
/* responsive */
@media (max-width:1240px){.layout{grid-template-columns:260px minmax(0,1fr)}.toc{display:none}.nav>a.ext{display:none}}
@media (max-width:1060px){.site-l{display:none}.kbtn{min-width:0}.h-map{grid-template-columns:repeat(3,1fr)}}
@media (max-width:960px){
.nav{display:none}.menu-b{display:inline-flex}
.layout{display:block}
.drawer{position:fixed;top:0;left:0;bottom:0;z-index:90;width:min(86vw,340px);height:100vh;background:var(--bg);transform:translateX(-102%);transition:transform .22s cubic-bezier(.2,.7,.1,1);padding:18px 14px 40px;border-right:1px solid var(--line2)}
body.nav-open .drawer{transform:none}
.k-home .drawer{display:block}
.scrim{position:fixed;inset:0;z-index:80;background:rgba(0,0,0,.5)}
.m-sect{display:block;border-bottom:1px solid var(--line);padding-bottom:12px;margin-bottom:16px}
.m-g{margin-bottom:8px}.m-g b{display:block;font:600 11px/1.3 var(--m);text-transform:uppercase;letter-spacing:.08em;color:var(--fg3);margin:10px 8px 4px}
.m-g a{display:block;padding:7px 8px;border-radius:7px;font-size:14.5px;color:var(--fg2)}
.m-g a.m-top{font-weight:600;color:var(--fg)}
.doc{padding:22px 18px 60px}
.h-hero{grid-template-columns:1fr;gap:28px;padding:36px 0 32px}
.h-g{grid-template-columns:1fr 1fr}.h-cats{grid-template-columns:1fr}.h-cats .dcards{grid-template-columns:1fr 1fr}
}
@media (max-width:600px){
.hw{padding:0 12px;gap:8px}.kbtn .kl,.kbtn kbd{display:none}.kbtn{width:36px;padding:0;justify-content:center}
.brand span{display:none}.brand em{border:0;padding-left:0;color:var(--fg)}
.concept{font-size:11px;padding:6px 12px}
.pn{grid-template-columns:1fr}.pn-n{grid-column:1}
.h-g,.h-g3,.h-map,.h-cats .dcards{grid-template-columns:1fr}
.md h2{font-size:22px}.cb pre{font-size:12.5px}
.d-h1{font-size:30px}
}
@media (prefers-reduced-motion:reduce){*{transition:none!important}}

.drawer-in{display:flex;flex-direction:column}.drawer-in .sb{order:1}.drawer-in .m-sect{order:2}
@media (max-width:960px){.m-sect{border-bottom:0;border-top:1px solid var(--line);padding:14px 0 0;margin:18px 0 0}}
.tab-p>h2:first-child,.tab-p>h3:first-child,.md>h2:first-child{border-top:0;margin-top:.3em;padding-top:0}
.callout>*:nth-child(2){margin-top:0}
.dr-x{display:none}
@media (max-width:960px){.dr-x{display:inline-flex;position:sticky;top:0;margin:0 0 6px auto;float:right;width:36px;height:36px;align-items:center;justify-content:center;border:1px solid var(--line2);border-radius:9px;background:var(--bg);color:var(--fg);font-size:22px;line-height:1;cursor:pointer;z-index:2}}

/* ===== redteam r1 ===== */
[data-theme=dark]{--com:#8f8a81}
[data-theme=light]{--com:#68645c}
.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
.concept .cs{display:none}
@media (max-width:700px){.concept{padding:6px 12px;font-size:11.5px}.concept .cl{display:none}.concept .cs{display:inline}}
/* heading anchors */
.md h2,.md h3,.md h4{position:relative}
.md .hl{margin-left:.35em;color:var(--fg3);text-decoration:none!important;opacity:0;font-weight:500;transition:opacity .12s}
.md h2:hover .hl,.md h3:hover .hl,.md h4:hover .hl,.md .hl:focus-visible{opacity:1}
.md .hl:hover{color:var(--acc-t)}
@media (hover:none){.md .hl{display:none}}
/* tables on small screens: scroll, don't break identifiers */
@media (max-width:600px){
.md table.stk,.md table.stk tbody,.md table.stk tr,.md table.stk td{display:block;width:100%}
.md table.stk{border:0;background:none;min-width:0}
.md table.stk thead{display:none}
.md table.stk tr{border:1px solid var(--line2);border-radius:10px;padding:10px 12px;margin:0 0 10px;background:var(--bg2)}
.md table.stk td{border:0!important;padding:3px 0!important;background:none!important}
.md table.stk td[data-label]::before{content:attr(data-label);display:block;font:600 10.5px/1.4 var(--m);text-transform:uppercase;letter-spacing:.08em;color:var(--fg3);margin-bottom:2px}
.md table.stk td:empty{display:none}
.md table.stk td code{overflow-wrap:anywhere;word-break:normal}
.md table.stk2{border-top:1px solid var(--line2)}
.md table.stk2 tr{border:0;border-bottom:1px solid var(--line);border-radius:0;background:none;padding:10px 2px;margin:0}
.md table.stk2 td[data-label]::before{display:none}
.md table.stk2 td:first-child{font-weight:600;color:var(--fg)}
.md table.stk2 td+td{color:var(--fg2)}
}
.brand span{white-space:nowrap}
@media (max-width:600px){.brand span{display:inline;font-size:16px}.brand em{border-left:1px solid var(--line2);padding-left:8px;color:var(--fg2);font-size:16px}.brand{gap:7px}}
/* search footer */
.sr-f{display:flex;gap:14px;align-items:center;flex-wrap:wrap}
.sr-f span{display:inline-flex;gap:4px;align-items:center}
.sr-f kbd{padding:1px 5px}
.sr-n{margin-left:auto}
body.sd-open{overflow:hidden}
.sd input::-webkit-search-cancel-button{display:none}

.k-home .fw{max-width:1200px;padding-left:clamp(20px,4vw,40px);padding-right:clamp(20px,4vw,40px)}
@media (min-width:900px){.fw{grid-template-columns:1fr auto;align-items:start}.fw>.brand{grid-column:1}.fw>p:not(.fb){grid-column:1}.fw .fl{grid-column:2;grid-row:1/3;justify-content:flex-end;max-width:520px}.fw .fb{grid-column:1/-1}}

/* ===== r1b ===== */
.sb-t{font:600 13px/1.35 var(--s);text-transform:none;letter-spacing:-.005em;color:var(--fg)}
.crumbs{font-size:13px}
.concept{font-size:12.5px}
/* tabs */
.tab-one{border-bottom:0!important}
.tab-one .tab-b{cursor:default;pointer-events:none;background:none!important;color:var(--fg3)!important;font:600 11px/1.3 var(--m)!important;text-transform:uppercase;letter-spacing:.08em;padding:0 0 6px!important;box-shadow:none!important;border:0!important}
.tab-p>h2,.tab-p>h3{font-size:18px!important;border-top:0!important;padding-top:0!important;margin-top:1.1em!important}
.tab-p>h2:first-child,.tab-p>h3:first-child{margin-top:.4em!important}
@media (max-width:700px){.tab-l{-webkit-mask-image:linear-gradient(90deg,#000 85%,transparent);mask-image:linear-gradient(90deg,#000 85%,transparent)}}
/* touch: no keyboard hints */
@media (hover:none) and (pointer:coarse){.kbtn kbd,.h-s kbd,.sbx-i kbd,.sr-f span:not(.sr-n){display:none}}
/* drawer top */
.m-top-w{display:none}
@media (max-width:960px){
.m-top-w{display:block;padding:0 0 14px;margin:0 0 14px;border-bottom:1px solid var(--line);clear:both}
.m-srch{display:flex;align-items:center;gap:10px;width:calc(100% - 46px);height:40px;padding:0 12px;border:1px solid var(--line2);border-radius:10px;background:var(--bg2);color:var(--fg2);font:500 14px var(--s);cursor:pointer}
.m-chips{display:flex;flex-wrap:wrap;gap:6px;margin-top:12px}
.mt-c{padding:6px 11px;border:1px solid var(--line2);border-radius:999px;font:500 13px/1.2 var(--s);color:var(--fg2)}
.mt-c.on{border-color:var(--acc);color:var(--acc-t);background:var(--acc-bg)}
.m-all{font:600 11px/1.3 var(--m);text-transform:uppercase;letter-spacing:.08em;color:var(--fg3);margin:0 8px 4px}
.dr-x{position:absolute!important;top:14px;right:14px;float:none!important}
.drawer{padding-top:16px}
}
/* home: external card marker, compact mobile */
.dcard-ext .dcard-t::after{content:" ↗";color:var(--fg3);font-weight:400}
@media (max-width:600px){
.h-cats .dcards{grid-template-columns:1fr 1fr!important;gap:8px}
.h-cats .dcard{padding:12px 13px}
.h-cats .dcard-d{display:none}
.h-cats .dcard-t{font-size:14px}
.h-hero{padding:32px 0 28px!important;gap:28px!important}
.h-sec{padding:32px 0!important}
}
/* 404 */
.nf{max-width:640px;padding:30px 0 40px}
.nf-c{font:600 13px/1 var(--m);color:var(--acc-t);letter-spacing:.1em;margin:0 0 10px}
.nf-p{color:var(--fg2);margin:0 0 20px}
.nf .h-s{margin-bottom:26px}
.nf-g{grid-template-columns:repeat(auto-fill,minmax(180px,1fr))}

@media (max-width:700px){.concept{letter-spacing:0;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}}

.k-nf .layout{display:block}.k-nf .drawer,.k-nf .toc{display:none}.k-nf .doc{max-width:900px;margin:0 auto}
@media (max-width:960px){.k-nf .drawer{display:block}}
@media (min-width:900px){.fw .fl{max-width:680px}}

/* ===== r2 ===== */
.h-map>div{position:relative;background:var(--bg2);border-color:var(--line2);transition:border-color .15s}
.h-map>div:hover{border-color:var(--fg3)}
.h-map b a::after{content:"";position:absolute;inset:0;border-radius:12px}
.h-map b a::before{content:"→";float:right;color:var(--acc-t);font-weight:400}
.h-map ul{position:relative;z-index:1}
.h-map li a{padding:3px 0}
.h-map li a::before{content:"› ";color:var(--fg3)}
/* drawer: no empty band */
.sb:not(:has(li)){display:none}
.drawer-in:not(:has(.sb li)) .m-sect{border-top:0;margin-top:0;padding-top:0}
.m-top-w:has(+ .m-sect){}
/* tabs: wrap on small screens instead of clipping */
@media (max-width:700px){.tab-l{flex-wrap:wrap;-webkit-mask-image:none;mask-image:none;overflow:visible}.tab-b{padding:8px 10px}}
.tab-solo{margin:0 0 1.3em}
.tab-solo-l{font:600 11px/1.3 var(--m)!important;text-transform:uppercase;letter-spacing:.08em;color:var(--fg3);margin:0 0 8px!important}
/* pages without on-this-page: use the width */
@media (min-width:1241px){.no-toc .layout{grid-template-columns:280px minmax(0,1fr)}.no-toc .doc{max-width:980px}}
/* content collapsibles */
.md details{border:1px solid var(--line2);border-radius:10px;background:var(--bg2);margin:0 0 1.2em;padding:0 16px}
.md details>summary{list-style:none;cursor:pointer;padding:12px 0;font-weight:600;display:flex;align-items:center;gap:10px}
.md details>summary::-webkit-details-marker{display:none}
.md details>summary::before{content:"";width:7px;height:7px;border-right:1.5px solid var(--fg3);border-bottom:1.5px solid var(--fg3);transform:rotate(-45deg);transition:transform .15s;flex-shrink:0}
.md details[open]>summary::before{transform:rotate(45deg)}
.md details[open]>summary{border-bottom:1px solid var(--line);margin-bottom:12px}
/* mobile home: quickstart higher */
@media (max-width:600px){.h-hero h1{font-size:34px!important}.h-hero p{font-size:15.5px}.h-hero{gap:22px!important;padding-top:24px!important}}
.sr .sr-g{font:600 10.5px/1 var(--m);text-transform:uppercase;letter-spacing:.08em;color:var(--fg3);padding:10px 12px 4px}

/* ===== API reference ===== */
.r-kick{font:600 11.5px/1 var(--m);letter-spacing:.1em;text-transform:uppercase;color:var(--acc-t);margin:0 0 10px}
.sig{margin:0 0 1.1em;border:1px solid var(--codeb);border-left:3px solid var(--acc);border-radius:10px;background:var(--code)}
.sig pre{margin:0;padding:12px 16px;overflow-x:auto;font:500 13.5px/1.6 var(--m);white-space:pre-wrap;word-break:break-word}
.sig code{background:none!important;border:0!important;padding:0!important;font:inherit!important;color:var(--fg)}
.sig a{color:var(--acc-t)!important;text-decoration:none!important}
.sig a:hover{text-decoration:underline!important}
.md a.r-src{display:inline-flex;align-items:center;gap:6px;font:500 12px/1 var(--m);color:var(--fg2);text-decoration:none;border:1px solid var(--line2);border-radius:999px;padding:5px 10px;margin:0 0 14px}
.md a.r-src::after{content:"↗";font-size:.9em}
.md a.r-src:hover{color:var(--fg);border-color:var(--fg3)}
.rmd dl{margin:0 0 1.2em;border-top:1px solid var(--line)}
.rmd dt{padding:12px 0 2px;font:500 14px/1.5 var(--m);color:var(--fg)}
.rmd dd{margin:0;padding:0 0 12px;border-bottom:1px solid var(--line);color:var(--fg2)}
.rmd dd>p:last-child{margin-bottom:0}
.rmd .deprecated,.rmd .deprecated-note{color:var(--fg3)}
.rmd .deprecated-note{border-left:3px solid var(--fg3);padding-left:10px}
.rmd h4{font-size:15px}
.sb .rk{display:inline-flex;width:16px;height:16px;align-items:center;justify-content:center;border-radius:4px;font:600 10px/1 var(--m);font-style:normal;background:var(--ic);color:var(--fg3);margin-right:7px;vertical-align:1px;text-transform:uppercase}
.sb .rk-f{color:var(--acc-t)}
.sb a.dep{text-decoration:line-through;text-decoration-color:var(--fg3)}
.sb .s-coll>a::after{content:attr(data-more);float:right;font:500 11px/1.9 var(--m);color:var(--fg3)}
.sb li a{overflow-wrap:anywhere}

.rmd dt code,.rmd dd code,.rmd p code{overflow-wrap:anywhere;word-break:break-word}
.sb li a:has(.rk){display:flex;align-items:flex-start;gap:0}
.sb li a .rk{flex-shrink:0;margin-top:2px}
.sb .s-coll>a:has(.rk)::after{margin-left:auto;padding-left:6px}
@media (min-width:701px){.tbl td:first-child code{white-space:nowrap;overflow-wrap:normal}}

[data-theme=light]{--fg3:#625e56}
.md a code{color:var(--acc-t);text-decoration:underline;text-decoration-color:color-mix(in srgb,var(--acc-t) 40%,transparent);text-underline-offset:3px}
.callout-t{display:flex;align-items:center;gap:7px}
.callout-t::before{content:"i";display:inline-flex;align-items:center;justify-content:center;width:16px;height:16px;border-radius:50%;border:1.5px solid currentColor;font:700 10px/1 var(--s);text-transform:none;flex-shrink:0}
.callout-tip .callout-t::before{content:"✓";border-radius:50%}
.callout-warning .callout-t::before,.callout-caution .callout-t::before,.callout-danger .callout-t::before{content:"!";border-radius:3px}
.callout-info .callout-t::before{content:"i"}

/* ===== r4 ===== */
@media (max-width:700px){.tab-l{flex-wrap:nowrap!important;overflow-x:auto!important;scrollbar-width:none;scroll-snap-type:x proximity}.tab-l::-webkit-scrollbar{display:none}.tab-b{scroll-snap-align:start}}
.tab-l.ovf:not(.ovf-end),.cb pre.ovf:not(.ovf-end){-webkit-mask-image:linear-gradient(90deg,#000 calc(100% - 36px),transparent);mask-image:linear-gradient(90deg,#000 calc(100% - 36px),transparent)}
::selection{background:var(--acc);color:#0a0a0b}
.dcard{height:100%}
.rmd ul.r-grid{list-style:none;padding:0;display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:2px 18px}
.rmd ul.r-grid li{margin:0;padding:5px 0;border-bottom:1px solid var(--line);overflow-wrap:anywhere;font-size:14.5px}
@media (max-width:600px){.rmd ul.r-grid{grid-template-columns:1fr 1fr;gap:0 12px}}
.toc a{overflow-wrap:anywhere}
.sr .sr-k{font-style:normal;color:var(--acc-t);margin-right:6px;text-transform:uppercase;font-size:10.5px;letter-spacing:.06em}
.sb .rk[title]{cursor:help}

.rmd dl.r-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:0 18px;border-top:0}
.rmd dl.r-grid dt{padding:6px 0;border-bottom:1px solid var(--line);font-size:13.5px;overflow-wrap:anywhere}
@media (max-width:600px){.rmd dl.r-grid{grid-template-columns:1fr}}

/* ===== r5: no horizontal overflow anywhere ===== */
.doc{overflow-wrap:anywhere}
.doc pre,.doc pre *{overflow-wrap:normal}
.pn a{min-width:0}.pn b{overflow-wrap:anywhere}
.crumbs{min-width:0}.crumbs a,.crumbs span{overflow-wrap:anywhere;min-width:0}
.tab-b{overflow-wrap:normal}

.toc-rest a{white-space:nowrap;overflow:hidden;text-overflow:ellipsis;overflow-wrap:normal}
.toc-rest .hm{font:600 10px var(--mono);color:var(--acc-t);margin-right:4px}
.rmd li:has(>.sig){list-style:none}.rmd ul:has(>li>.sig){padding-left:0}
.toc a:has(.hm){white-space:nowrap;overflow:hidden;text-overflow:ellipsis;overflow-wrap:normal;display:block}
.toc .hm{font:600 10px var(--mono);color:var(--acc-t);margin-right:4px}
@media (max-width:600px){.r-kick+.d-h1,.crumbs+.d-h1{font-size:26px;line-height:1.2}}

/* r6 */
.doc{overflow-wrap:break-word}
.d-h1,.pn b,.crumbs a,.crumbs span,.r-grid a,.r-grid dt,.dcard,.dcard *,.sig,.r-kick{overflow-wrap:anywhere}
.toc a:has(.hm){white-space:normal;overflow:visible;text-overflow:clip;display:block;padding-left:0}
.toc .hm{display:inline-block;min-width:36px}
@media (hover:none){.h-s kbd,.h-s .kbd,[data-search] kbd{display:none!important}}
.nf .dcards{align-items:stretch}.nf .dcard{height:100%}

/* r7 */
.tab-lw{position:relative}
.tab-more{display:none}
@media (max-width:700px){.tab-lw:has(.tab-l.ovf:not(.ovf-end)) .tab-more{display:flex;align-items:center;justify-content:center;position:absolute;right:0;top:0;bottom:1px;width:34px;border:0;border-left:1px solid var(--line);background:var(--bg);color:var(--acc-t);font:600 20px var(--sans);cursor:pointer}}
.md table tr.hr0 td,.md table tr.hr0 th{font-weight:600}
@media (max-width:600px){.md table tr.hr0{display:none!important}
 .md table.wide{display:block;overflow-x:auto}.md table.wide td,.md table.wide th{min-width:7rem;overflow-wrap:normal;word-break:normal}
 .md table.wide td:first-child{min-width:8rem}}
.md table td code,.md table th code{overflow-wrap:break-word;word-break:normal}
.sig-c{position:relative}.sig-c:not(.sig-open) pre{max-height:220px;overflow:hidden;-webkit-mask-image:linear-gradient(#000 70%,transparent);mask-image:linear-gradient(#000 70%,transparent)}
.sig-x{margin:6px 0 0;border:1px solid var(--line2);background:var(--bg2);color:var(--fg);font:500 12.5px var(--sans);padding:5px 10px;border-radius:7px;cursor:pointer}
.sig pre{white-space:pre-wrap;overflow-wrap:break-word;word-break:normal}
.d-h1,.sb a,.sb span{overflow-wrap:break-word}
.rest-jump{display:none}
@media (max-width:1100px){.rest-jump{display:block;position:sticky;top:calc(var(--hh,56px) + 4px);z-index:5;margin:0 0 16px}.rest-jump select{width:100%;padding:9px 10px;border-radius:9px;border:1px solid var(--line2);background:var(--bg2);color:var(--fg);font:500 14px var(--sans)}}
@media (min-width:1101px){.doc.ref{min-height:1px}}
.lit{overflow-wrap:anywhere;word-break:break-all}.lit-x{border:1px solid var(--line2);background:var(--bg2);color:var(--acc-t);font:500 12px var(--sans);padding:2px 8px;border-radius:6px;margin-left:6px;cursor:pointer;vertical-align:middle}

/* r8 */
.m-toc{display:none}
@media (max-width:1100px){.m-toc{display:block;margin:4px 0 22px;border:1px solid var(--line2);border-radius:10px;background:var(--bg2)}
 .m-toc summary{cursor:pointer;padding:10px 14px;font:600 13px var(--sans);color:var(--fg);list-style:none}
 .m-toc summary::-webkit-details-marker{display:none}.m-toc summary::after{content:'▾';float:right;color:var(--fg3)}.m-toc[open] summary::after{content:'▴'}
 .m-toc ul{list-style:none;margin:0;padding:0 14px 12px}.m-toc li{padding:5px 0;font-size:14px}.m-toc li.toc-h3{padding-left:14px}.m-toc a{color:var(--fg2);text-decoration:none}}
.toc li.toc-tab>a{font-weight:600;color:var(--fg)}
.sig{position:relative}.sig-copy{position:absolute;top:8px;right:8px;border:1px solid var(--line2);background:var(--bg);color:var(--fg2);font:500 11.5px var(--sans);padding:3px 8px;border-radius:6px;cursor:pointer;opacity:.85}.sig-copy:hover{opacity:1;color:var(--fg)}
.sig pre{padding-right:64px}
pre a.sref{color:inherit;text-decoration:underline;text-decoration-color:var(--acc);text-underline-offset:2px}

/* r9 */
.since{display:inline-block;margin:2px 0 14px;padding:2px 9px;border:1px solid var(--line2);border-radius:999px;font:500 11.5px var(--mono);color:var(--fg2);background:var(--bg2)}
a.symref{text-decoration:none}a.symref code{text-decoration:underline;text-decoration-color:var(--acc);text-underline-offset:3px}
.tab-l.ovf:not(.ovf-end),.cb pre.ovf:not(.ovf-end){-webkit-mask-image:linear-gradient(90deg,#000 calc(100% - 64px),transparent);mask-image:linear-gradient(90deg,#000 calc(100% - 64px),transparent)}

/* r13 section landing pages */
.sec-list{display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:10px;margin-top:14px}
.sec-card{display:flex;flex-direction:column;gap:4px;padding:14px 16px;border:1px solid var(--line,rgba(127,127,127,.25));border-radius:6px;text-decoration:none}
.sec-card:hover{border-color:#ff3d8f}
.sec-card b{font-weight:600}
.sec-card span{font-size:13.5px;opacity:.75;line-height:1.45}
.md .sec-card,.sec-card{color:inherit!important;text-decoration:none!important}.sec-card b{color:inherit}.sec-card:hover b{color:#ff3d8f}.sec-card span{color:inherit}

/* ===== r14: Get Started, Playground, Ask ===== */
.gs-lead{font-size:18px;line-height:1.6;color:var(--fg2);margin:0 0 22px}
.gs-need{color:var(--fg2);font-size:15px}
.gs-cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:12px;margin:0 0 26px}
.gs-card{display:block;padding:14px 16px;border:1px solid var(--line2);border-radius:12px;background:var(--bg2);transition:border-color .15s}
.gs-card:hover{border-color:var(--acc)}
.gs-card b{display:block;font:600 15px/1.35 var(--d);margin-bottom:4px}
.gs-card span{display:block;font-size:13.5px;line-height:1.5;color:var(--fg2)}
.gs-step{position:relative;margin:34px 0 0;padding:0 0 0 46px}
.gs-step::before{content:"";position:absolute;left:15px;top:40px;bottom:-30px;width:1px;background:var(--line2)}
.gs-step:last-of-type::before{display:none}
.gs-step>h2{display:flex;align-items:center;gap:10px;flex-wrap:wrap;margin-top:0!important}
.gs-n{position:absolute;left:0;top:2px;width:31px;height:31px;border-radius:50%;display:grid;place-items:center;font:600 14px/1 var(--m);color:var(--fg);border:1px solid var(--line2);background:var(--bg)}
.gs-step:first-of-type .gs-n{background:var(--acc);border-color:var(--acc);color:#14070d}
.gs-m{margin-left:auto;font:500 12px/1 var(--m);color:var(--fg3);letter-spacing:.02em}
.gs-ok,.gs-un{display:inline-block;font:600 11px/1 var(--m);letter-spacing:.06em;text-transform:uppercase;padding:5px 8px;border-radius:5px;margin:4px 0 12px}
.gs-ok{color:var(--acc-t);background:var(--acc-bg)}
.gs-un{color:var(--fg3);border:1px dashed var(--line2)}
.gs-ex li{margin-bottom:6px}
.cb-out{background:var(--bg2);border-style:dashed}
.cb-out .cb-h{height:30px}
.cb-out pre code{color:var(--fg2)}
@media (max-width:600px){.gs-step{padding-left:0}.gs-step::before{display:none}.gs-n{position:static;width:26px;height:26px;font-size:12.5px}.gs-m{display:none}}
/* playground */
.k-wide .doc{max-width:none;padding:0}
.pg,.askp{max-width:1400px;margin:0 auto;padding:28px clamp(16px,3vw,40px) 70px}
.askp{max-width:860px}
.pg-kick{font:600 12px/1 var(--m);letter-spacing:.1em;text-transform:uppercase;color:var(--acc-t);margin:0 0 10px}
.pg-h1{font:650 clamp(28px,4vw,44px)/1.08 var(--d);letter-spacing:-.025em;margin:0 0 10px}
.pg-sub{color:var(--fg2);max-width:760px;margin:0;font-size:16px}
.pg-top{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:22px}
.pg-rt{flex:none;font:500 12px/1 var(--m);color:var(--fg3);padding:7px 10px;border:1px solid var(--line2);border-radius:999px;white-space:nowrap}
.pg-rt::before{content:"";display:inline-block;width:7px;height:7px;border-radius:50%;background:var(--fg3);margin-right:7px;vertical-align:0}
.pg-rt.on{color:var(--fg2)}.pg-rt.on::before{background:var(--acc)}
.pg-grid{display:grid;grid-template-columns:210px minmax(0,1.25fr) minmax(0,1fr);gap:14px;align-items:stretch}
.pg-exs{display:flex;flex-direction:column;gap:6px}
.pg-lbl{font:600 11px/1 var(--m);letter-spacing:.08em;text-transform:uppercase;color:var(--fg3);margin:0 0 6px}
#pg-exl{display:flex;flex-direction:column;gap:6px}
.pg-ex{all:unset;box-sizing:border-box;cursor:pointer;display:block;padding:10px 12px;border:1px solid var(--line);border-radius:10px;background:var(--bg2)}
.pg-ex b{display:block;font:600 14px/1.3 var(--d)}.pg-ex span{display:block;font-size:12.5px;color:var(--fg3);line-height:1.4;margin-top:2px}
.pg-ex:hover{border-color:var(--line2)}
.pg-ex[aria-pressed=true]{border-color:var(--acc);background:var(--acc-bg)}
.pg-ex:focus-visible{outline:2px solid var(--acc);outline-offset:2px}
.pg-note{font-size:12.5px;color:var(--fg3);line-height:1.5;margin:10px 0 0}
.pg-edw,.pg-outw{display:flex;flex-direction:column;border:1px solid var(--codeb);border-radius:14px;background:var(--code);min-height:560px;overflow:hidden}
.pg-bar{display:flex;align-items:center;gap:10px;min-height:46px;padding:0 8px 0 6px;border-bottom:1px solid var(--codeb)}
.pg-outw .pg-bar{padding-left:14px}
.pg-tabs{display:flex;gap:2px}
.pg-tab{all:unset;cursor:pointer;font:500 13px/1 var(--m);color:var(--fg3);padding:9px 11px;border-radius:7px}
.pg-tab.on{color:var(--fg);background:var(--ic)}
.pg-tab:focus-visible{outline:2px solid var(--acc)}
.pg-acts{margin-left:auto;display:flex;gap:6px;align-items:center}
.pg-btn{height:32px;padding:0 11px;border-radius:8px;border:1px solid var(--codeb);background:transparent;color:var(--fg2);font:500 12.5px var(--m);cursor:pointer}
.pg-btn:hover{color:var(--fg);border-color:var(--fg3)}
.pg-run{height:32px;padding:0 14px;border-radius:8px;border:0;background:var(--acc);color:#14070d;font:600 13px var(--s);cursor:pointer;display:inline-flex;align-items:center;gap:7px}
.pg-run:hover{filter:brightness(1.08)}.pg-run:disabled{opacity:.7;cursor:progress}
.pg-run.busy svg{animation:pgp 1s linear infinite}@keyframes pgp{50%{opacity:.2}}
.pg-eds{flex:1;min-height:0;position:relative}
.pg-ed{position:absolute;inset:0;overflow:auto}
.pg-ed .cm-editor{height:100%}
.pg-st{margin-left:auto;font:500 12.5px/1.3 var(--m);color:var(--fg3);text-align:right}
.pg-st .good{color:var(--fg);font-weight:600}.pg-st .good::before{content:"● ";color:var(--acc)}
.pg-st .bad{color:var(--acc-t)}
.pg-tests{display:flex;flex-wrap:wrap;gap:6px;padding:0 14px}.pg-tests:not(:empty){padding-top:10px}
.pg-chip{font:500 12px/1 var(--m);padding:5px 8px;border-radius:6px;border:1px solid var(--line2);color:var(--fg2)}
.pg-chip.bad{border-color:var(--acc);color:var(--acc-t)}
.pg-out{flex:1;overflow:auto;padding:12px 14px}
.pg-hint{color:var(--fg3);font-size:14px;margin:6px 2px}.pg-hint.e{color:var(--acc-t)}
.pg-pre{margin:0;font:450 12.8px/1.65 var(--m);white-space:pre-wrap;word-break:break-word;color:var(--fg2)}
.pg-pre .l.e{color:var(--acc-t)}.pg-pre .l.ok{color:var(--fg);font-weight:600}.pg-pre .l.d{color:var(--fg3)}.pg-pre .l.i{color:var(--fg3)}
.pg-loc{all:unset;cursor:pointer;text-decoration:underline;text-decoration-color:var(--line2);text-underline-offset:3px;color:inherit}
.pg-loc:hover{text-decoration-color:currentColor}
.pg-how{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;margin-top:26px;padding-top:22px;border-top:1px solid var(--line)}
.pg-how b{font:600 14px/1.3 var(--d)}.pg-how p{font-size:14px;color:var(--fg2);margin:6px 0 0}
.pg-how a{color:var(--acc-t);text-decoration:underline;text-underline-offset:3px}
.cm-editor{--pg-fg:var(--fn);--pg-kw:var(--k);--pg-ty:var(--t);--pg-str:var(--str);--pg-num:var(--num);--pg-com:var(--com);--pg-meta:var(--t);--pg-fn:var(--fn);--pg-gut:var(--fg3);--pg-al:var(--ic);--pg-sel:var(--acc-bg)}
.cm-tooltip{background:var(--bg3)!important;color:var(--fg)!important;border:1px solid var(--line2)!important;border-radius:8px;font:13px var(--s)}
.cm-diagnostic-error{border-left-color:var(--acc)!important}
.cm-lintRange-error{background-image:none!important;text-decoration:underline wavy var(--acc);text-underline-offset:3px}
@media (max-width:1100px){.pg-grid{grid-template-columns:minmax(0,1fr)}.pg-exs #pg-exl{flex-direction:row;overflow-x:auto;padding-bottom:4px}.pg-ex{flex:none;width:200px}.pg-edw{min-height:440px}.pg-outw{min-height:300px}.pg-note{display:none}}
@media (max-width:700px){.pg-top{flex-direction:column;align-items:flex-start}.pg-how{grid-template-columns:1fr}.pg-edw{min-height:380px}.pg-btn{padding:0 8px}}
/* ask */
.ask-f{display:flex;gap:8px;margin:22px 0 12px}
.ask-i{flex:1;min-width:0;height:48px;padding:0 16px;border-radius:12px;border:1px solid var(--line2);background:var(--bg2);color:var(--fg);font:400 16px var(--s)}
.ask-i:focus{outline:2px solid var(--acc);outline-offset:1px}
.ask-go{height:48px;padding:0 18px;border-radius:12px;border:0;background:var(--acc);color:#14070d;font:600 15px var(--s);cursor:pointer}
.ask-sug{display:flex;flex-wrap:wrap;gap:6px;margin-bottom:16px}
.ask-sug button{border:1px solid var(--line2);background:transparent;color:var(--fg2);border-radius:999px;padding:7px 12px;font:13px var(--s);cursor:pointer}
.ask-sug button:hover{color:var(--fg);border-color:var(--fg3)}
.ask-lab{font:600 11px/1 var(--m);letter-spacing:.08em;text-transform:uppercase;color:var(--fg3);margin:18px 0 8px}
.ask-ans .ask-lab{margin-top:4px}
.ask-ans{border:1px solid var(--line2);border-radius:14px;padding:16px 18px;background:var(--bg2)}
.ask-q{margin:0 0 12px;padding:0 0 0 14px;border-left:3px solid var(--acc);font-size:16px;line-height:1.65;color:var(--fg)}
.ask-q mark,.ask-more mark{background:none;color:inherit;font-weight:650}
.ask-code{margin:0 0 12px;padding:12px 14px;border-radius:10px;background:var(--code);border:1px solid var(--codeb);font:450 12.5px/1.6 var(--m);overflow-x:auto;color:var(--fn)}
.ask-src{display:flex;flex-wrap:wrap;align-items:baseline;gap:4px 10px;padding:10px 12px;border-radius:10px;border:1px solid var(--line2);background:var(--bg)}
.ask-src:hover{border-color:var(--acc)}
.ask-src span{font:600 11px/1 var(--m);text-transform:uppercase;letter-spacing:.08em;color:var(--acc-t)}
.ask-src b{font:600 14px/1.35 var(--d)}.ask-src i{font:normal 12px var(--m);color:var(--fg3);overflow-wrap:anywhere}
.ask-more{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:8px}
.ask-more a{display:block;padding:10px 12px;border:1px solid var(--line);border-radius:10px}
.ask-more a:hover{border-color:var(--line2)}
.ask-more b{display:block;font:600 14px/1.35 var(--d)}.ask-more span{display:block;font-size:13px;color:var(--fg2);line-height:1.5;margin-top:3px}
.ask-foot{font-size:12.5px;color:var(--fg3);margin:14px 0 0}
.ask-none{border:1px dashed var(--line2);border-radius:12px;padding:14px 16px;color:var(--fg2)}.ask-none a{color:var(--acc-t);text-decoration:underline}
.ask-wait{color:var(--fg3)}
.ask-fab{position:fixed;right:18px;bottom:18px;z-index:80;display:inline-flex;align-items:center;gap:8px;height:42px;padding:0 15px;border-radius:999px;border:1px solid var(--line2);background:var(--bg3);color:var(--fg);font:600 13.5px var(--s);cursor:pointer;box-shadow:0 8px 30px rgba(0,0,0,.25)}
.ask-fab:hover{border-color:var(--acc)}.ask-fab svg{color:var(--acc)}
.ask-pan{position:fixed;right:18px;bottom:18px;z-index:95;width:min(440px,calc(100vw - 24px));max-height:min(640px,calc(100vh - 90px));display:flex;flex-direction:column;border:1px solid var(--line2);border-radius:16px;background:var(--bg);box-shadow:0 20px 60px rgba(0,0,0,.4);overflow:hidden}
.ask-pan[hidden]{display:none}
.ask-ph{display:flex;align-items:center;gap:12px;padding:12px 12px 12px 16px;border-bottom:1px solid var(--line)}
.ask-ph b{font:600 15px var(--d)}.ask-ph a{margin-left:auto;font-size:13px;color:var(--fg3)}.ask-ph a:hover{color:var(--fg)}
.ask-x{width:30px;height:30px;border-radius:8px;border:1px solid var(--line2);background:transparent;color:var(--fg2);font-size:18px;line-height:1;cursor:pointer}
.ask-body{overflow:auto;padding:0 16px 16px}.ask-body .ask-f{margin-top:14px}.ask-body .ask-i,.ask-body .ask-go{height:42px;font-size:15px}
@media (max-width:600px){.ask-fab span{display:none}.ask-fab{padding:0 13px;right:14px;bottom:14px}.ask-pan{right:8px;left:8px;bottom:8px;width:auto;max-height:calc(100vh - 70px)}}
@media print{.ask-fab,.ask-pan{display:none}}

#ask-page{min-height:62vh}
.ask-box:empty{display:none}
/* r14b mobile */
@media (max-width:700px){.pg-edw .pg-bar{flex-wrap:wrap;padding:6px 6px 6px 4px;row-gap:6px}.pg-tabs{flex:none}.pg-acts{margin-left:auto}.k-wide .ask-fab{display:none}}

.src-gap{font-style:normal;font-size:.85em;color:var(--muted,#888);border-bottom:1px dotted currentColor;cursor:help}

.ask-sug[hidden]{display:none}

/* r20 design tokens, shared with chromia-v5 */
:root{--grad:linear-gradient(100deg,#ff3d8f 0%,#ff6fae 45%,#b79bff 100%);--e2:cubic-bezier(.16,1,.3,1);--r-md:12px;--r-lg:16px;
--fs-xs:12px;--fs-sm:14px;--fs-base:16px;--sp-2:8px;--sp-3:12px;--sp-4:16px;--sp-5:24px;--sp-6:32px}
body{text-rendering:optimizeLegibility}
::selection{background:var(--acc);color:#fff}
:focus-visible{outline:2px solid var(--acc);outline-offset:3px}
.pg-run{background:var(--grad);color:#0b0b0e;box-shadow:inset 0 1px 0 rgba(255,255,255,.35),0 8px 24px -12px rgba(255,61,143,.7);transition:transform .25s var(--e2),box-shadow .25s}
.pg-run:hover{transform:translateY(-1px);box-shadow:inset 0 1px 0 rgba(255,255,255,.4),0 12px 30px -12px rgba(255,61,143,.85)}
.dcard{border-radius:var(--r-lg);border-color:var(--line);background:linear-gradient(180deg,var(--bg2),var(--bg));transition:border-color .3s,transform .35s var(--e2),box-shadow .35s}
.dcard:hover{border-color:color-mix(in srgb,var(--acc) 55%,var(--line2));transform:translateY(-2px);box-shadow:0 18px 44px -30px rgba(255,61,143,.55)}
.dcard-t{letter-spacing:-.015em}
.h-sec h2,.layout main h1{letter-spacing:-.03em}
[data-theme=dark] .k-home h1 em,[data-theme=dark] main h1 em{background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
@media (prefers-reduced-motion:reduce){.pg-run:hover,.dcard:hover{transform:none}}

/* r20 docs: section icons, you-are-here, reading scale, code polish, callouts, start-here path */
.sb-t[data-i],.mt-c[data-i],.sp-c[data-i]{display:flex;align-items:center;gap:8px}
[data-i]::before{content:"";width:15px;height:15px;flex:0 0 15px;background:currentColor;-webkit-mask-size:contain;mask-size:contain;-webkit-mask-repeat:no-repeat;mask-repeat:no-repeat}
.sb-t[data-i]::before{color:var(--acc);width:16px;height:16px;flex-basis:16px}
.sb-t{font:600 13px/1.2 var(--s)!important;letter-spacing:-.005em!important;text-transform:none!important;color:var(--fg)!important}
.sb-l a{border-radius:7px;transition:background .15s,color .15s}
.sb-l a[aria-current=page],.sb-l a.on,.sb-l a.active{background:var(--acc-bg)!important;color:var(--acc-t)!important;font-weight:600;box-shadow:inset 2px 0 0 var(--acc)}
.md{font-size:16.5px;line-height:1.72;max-width:76ch}
.md p,.md li{text-wrap:pretty}
.md h2{font-size:clamp(22px,2.2vw,27px);letter-spacing:-.025em;margin-top:2.3em}
.md h3{font-size:19px;letter-spacing:-.015em;margin-top:1.9em}
.d-h1{font-size:clamp(30px,3.6vw,42px)!important;letter-spacing:-.04em!important;line-height:1.08!important}
.md code:not(pre code){padding:.12em .38em;border-radius:6px;font-size:.88em}
.cb{border-radius:12px;overflow:hidden;position:relative}
.cb pre{position:relative}
.cb pre::before{content:"";position:absolute;left:0;right:0;top:var(--hl-y,-99px);height:var(--hl-h,0);background:var(--acc-bg);border-left:2px solid var(--acc);pointer-events:none;opacity:0;transition:opacity .15s}
.cb pre.hl-on::before{opacity:1}
.cb-run{margin-left:6px;height:24px;padding:0 10px;border-radius:6px;border:0;background:var(--grad);color:#0b0b0e;font:600 11.5px var(--s);cursor:pointer;display:inline-flex;align-items:center;gap:5px}
.cb-run:hover{filter:brightness(1.08)}
.cb-run[disabled]{opacity:.6;cursor:progress}
.cb-h{display:flex;align-items:center}
.cb-h .cb-copy{margin-left:auto}
.callout{border-radius:12px;border:1px solid var(--line);border-left-width:3px;padding:14px 18px 4px}
.callout-note,.callout-info{border-left-color:#8b7bff;background:color-mix(in srgb,#8b7bff 8%,var(--bg))}
.callout-note .callout-t,.callout-info .callout-t{color:#8b7bff}
.callout-tip{border-left-color:#2fbf86;background:color-mix(in srgb,#2fbf86 8%,var(--bg))}
.callout-tip .callout-t{color:#2fbf86}
.callout-warning,.callout-caution{border-left-color:#f0a63a;background:color-mix(in srgb,#f0a63a 9%,var(--bg))}
.callout-warning .callout-t,.callout-caution .callout-t{color:#e09423}
.callout-danger{border-left-color:#ff5d5d;background:color-mix(in srgb,#ff5d5d 8%,var(--bg))}
.callout-danger .callout-t{color:#ff5d5d}
.pn a{border-radius:14px;transition:border-color .2s,transform .3s var(--e2),box-shadow .3s}
.pn a:hover{transform:translateY(-2px);border-color:var(--acc);box-shadow:0 14px 36px -26px rgba(255,61,143,.6)}
/* start here */
.sp{margin:8px 0 6px;display:grid;grid-template-columns:1.15fr .85fr;gap:16px;align-items:stretch}
.sp-steps{display:grid;gap:10px}
.sp-c{display:flex!important;gap:14px!important;align-items:flex-start!important;padding:16px 18px;border:1px solid var(--line);border-radius:14px;background:linear-gradient(180deg,var(--bg2),var(--bg));text-decoration:none;color:var(--fg);transition:border-color .25s,transform .3s var(--e2),box-shadow .3s}
.sp-c::before{margin-top:3px;color:var(--acc)}
.sp-c:hover{border-color:var(--acc);transform:translateY(-2px);box-shadow:0 16px 40px -28px rgba(255,61,143,.6)}
.sp-c b{display:block;font:650 16px/1.3 var(--d);letter-spacing:-.015em}
.sp-c small{display:block;color:var(--fg2);font-size:14px;margin-top:3px;line-height:1.45}
.sp-c em{margin-left:auto;font-style:normal;color:var(--acc-t);align-self:center}
.sp-n{font:500 11px var(--m);color:var(--fg3);letter-spacing:.06em}
.sp-code{border:1px solid var(--line2);border-radius:14px;background:var(--code);overflow:hidden;display:flex;flex-direction:column;box-shadow:0 30px 80px -50px rgba(255,61,143,.55)}
.sp-code .cb-h{padding:9px 12px;border-bottom:1px solid var(--line);font:500 12px var(--m);color:var(--fg2);gap:8px}
.sp-code pre{margin:0;padding:14px 16px;font:400 13px/1.6 var(--m);overflow:auto;flex:1}
.sp-code a.cb-run{text-decoration:none;margin-left:auto;height:28px}
.h-hero h1{background:linear-gradient(100deg,var(--fg) 30%,var(--acc-t));-webkit-background-clip:text;background-clip:text;color:transparent}
@media (max-width:900px){.sp{grid-template-columns:1fr}}
@media (prefers-reduced-motion:reduce){.sp-c:hover,.pn a:hover{transform:none}}
[data-i="start"]::before{-webkit-mask-image:url("data:image/svg+xml,%3Csvg%20xmlns%3D%22http%3A//www.w3.org/2000/svg%22%20viewBox%3D%220%200%2024%2024%22%20fill%3D%22none%22%20stroke%3D%22black%22%20stroke-width%3D%222%22%20stroke-linecap%3D%22round%22%20stroke-linejoin%3D%22round%22%3E%3Cpath%20d%3D%22M5%2021V4M5%204h11l-2%204%202%204H5%22/%3E%3C/svg%3E");mask-image:url("data:image/svg+xml,%3Csvg%20xmlns%3D%22http%3A//www.w3.org/2000/svg%22%20viewBox%3D%220%200%2024%2024%22%20fill%3D%22none%22%20stroke%3D%22black%22%20stroke-width%3D%222%22%20stroke-linecap%3D%22round%22%20stroke-linejoin%3D%22round%22%3E%3Cpath%20d%3D%22M5%2021V4M5%204h11l-2%204%202%204H5%22/%3E%3C/svg%3E")}
[data-i="build"]::before{-webkit-mask-image:url("data:image/svg+xml,%3Csvg%20xmlns%3D%22http%3A//www.w3.org/2000/svg%22%20viewBox%3D%220%200%2024%2024%22%20fill%3D%22none%22%20stroke%3D%22black%22%20stroke-width%3D%222%22%20stroke-linecap%3D%22round%22%20stroke-linejoin%3D%22round%22%3E%3Cpath%20d%3D%22M14.7%206.3a4%204%200%200%200%205%205L21%2013l-8%208-3-3%208-8-1.3-1.3zM3%2021l6-6%22/%3E%3C/svg%3E");mask-image:url("data:image/svg+xml,%3Csvg%20xmlns%3D%22http%3A//www.w3.org/2000/svg%22%20viewBox%3D%220%200%2024%2024%22%20fill%3D%22none%22%20stroke%3D%22black%22%20stroke-width%3D%222%22%20stroke-linecap%3D%22round%22%20stroke-linejoin%3D%22round%22%3E%3Cpath%20d%3D%22M14.7%206.3a4%204%200%200%200%205%205L21%2013l-8%208-3-3%208-8-1.3-1.3zM3%2021l6-6%22/%3E%3C/svg%3E")}
[data-i="eco"]::before{-webkit-mask-image:url("data:image/svg+xml,%3Csvg%20xmlns%3D%22http%3A//www.w3.org/2000/svg%22%20viewBox%3D%220%200%2024%2024%22%20fill%3D%22none%22%20stroke%3D%22black%22%20stroke-width%3D%222%22%20stroke-linecap%3D%22round%22%20stroke-linejoin%3D%22round%22%3E%3Ccircle%20cx%3D%2212%22%20cy%3D%2212%22%20r%3D%229%22/%3E%3Cpath%20d%3D%22M3%2012h18M12%203a14%2014%200%200%201%200%2018M12%203a14%2014%200%200%200%200%2018%22/%3E%3C/svg%3E");mask-image:url("data:image/svg+xml,%3Csvg%20xmlns%3D%22http%3A//www.w3.org/2000/svg%22%20viewBox%3D%220%200%2024%2024%22%20fill%3D%22none%22%20stroke%3D%22black%22%20stroke-width%3D%222%22%20stroke-linecap%3D%22round%22%20stroke-linejoin%3D%22round%22%3E%3Ccircle%20cx%3D%2212%22%20cy%3D%2212%22%20r%3D%229%22/%3E%3Cpath%20d%3D%22M3%2012h18M12%203a14%2014%200%200%201%200%2018M12%203a14%2014%200%200%200%200%2018%22/%3E%3C/svg%3E")}
[data-i="rell"]::before{-webkit-mask-image:url("data:image/svg+xml,%3Csvg%20xmlns%3D%22http%3A//www.w3.org/2000/svg%22%20viewBox%3D%220%200%2024%2024%22%20fill%3D%22none%22%20stroke%3D%22black%22%20stroke-width%3D%222%22%20stroke-linecap%3D%22round%22%20stroke-linejoin%3D%22round%22%3E%3Cpath%20d%3D%22M8%204c-2%200-3%201-3%203v3l-2%202%202%202v3c0%202%201%203%203%203M16%204c2%200%203%201%203%203v3l2%202-2%202v3c0%202-1%203-3%203%22/%3E%3C/svg%3E");mask-image:url("data:image/svg+xml,%3Csvg%20xmlns%3D%22http%3A//www.w3.org/2000/svg%22%20viewBox%3D%220%200%2024%2024%22%20fill%3D%22none%22%20stroke%3D%22black%22%20stroke-width%3D%222%22%20stroke-linecap%3D%22round%22%20stroke-linejoin%3D%22round%22%3E%3Cpath%20d%3D%22M8%204c-2%200-3%201-3%203v3l-2%202%202%202v3c0%202%201%203%203%203M16%204c2%200%203%201%203%203v3l2%202-2%202v3c0%202-1%203-3%203%22/%3E%3C/svg%3E")}
[data-i="play"]::before{-webkit-mask-image:url("data:image/svg+xml,%3Csvg%20xmlns%3D%22http%3A//www.w3.org/2000/svg%22%20viewBox%3D%220%200%2024%2024%22%20fill%3D%22none%22%20stroke%3D%22black%22%20stroke-width%3D%222%22%20stroke-linecap%3D%22round%22%20stroke-linejoin%3D%22round%22%3E%3Crect%20x%3D%223%22%20y%3D%224%22%20width%3D%2218%22%20height%3D%2216%22%20rx%3D%222%22/%3E%3Cpath%20d%3D%22M10%209l5%203-5%203z%22/%3E%3C/svg%3E");mask-image:url("data:image/svg+xml,%3Csvg%20xmlns%3D%22http%3A//www.w3.org/2000/svg%22%20viewBox%3D%220%200%2024%2024%22%20fill%3D%22none%22%20stroke%3D%22black%22%20stroke-width%3D%222%22%20stroke-linecap%3D%22round%22%20stroke-linejoin%3D%22round%22%3E%3Crect%20x%3D%223%22%20y%3D%224%22%20width%3D%2218%22%20height%3D%2216%22%20rx%3D%222%22/%3E%3Cpath%20d%3D%22M10%209l5%203-5%203z%22/%3E%3C/svg%3E")}
[data-i="ref"]::before{-webkit-mask-image:url("data:image/svg+xml,%3Csvg%20xmlns%3D%22http%3A//www.w3.org/2000/svg%22%20viewBox%3D%220%200%2024%2024%22%20fill%3D%22none%22%20stroke%3D%22black%22%20stroke-width%3D%222%22%20stroke-linecap%3D%22round%22%20stroke-linejoin%3D%22round%22%3E%3Cpath%20d%3D%22M4%204h11a3%203%200%200%201%203%203v13H7a3%203%200%200%201-3-3z%20M4%2017a3%203%200%200%201%203-3h11%22/%3E%3C/svg%3E");mask-image:url("data:image/svg+xml,%3Csvg%20xmlns%3D%22http%3A//www.w3.org/2000/svg%22%20viewBox%3D%220%200%2024%2024%22%20fill%3D%22none%22%20stroke%3D%22black%22%20stroke-width%3D%222%22%20stroke-linecap%3D%22round%22%20stroke-linejoin%3D%22round%22%3E%3Cpath%20d%3D%22M4%204h11a3%203%200%200%201%203%203v13H7a3%203%200%200%201-3-3z%20M4%2017a3%203%200%200%201%203-3h11%22/%3E%3C/svg%3E")}
[data-i="pages"]::before{-webkit-mask-image:url("data:image/svg+xml,%3Csvg%20xmlns%3D%22http%3A//www.w3.org/2000/svg%22%20viewBox%3D%220%200%2024%2024%22%20fill%3D%22none%22%20stroke%3D%22black%22%20stroke-width%3D%222%22%20stroke-linecap%3D%22round%22%20stroke-linejoin%3D%22round%22%3E%3Cpath%20d%3D%22M6%203h9l4%204v14H6z%20M14%203v5h5%22/%3E%3C/svg%3E");mask-image:url("data:image/svg+xml,%3Csvg%20xmlns%3D%22http%3A//www.w3.org/2000/svg%22%20viewBox%3D%220%200%2024%2024%22%20fill%3D%22none%22%20stroke%3D%22black%22%20stroke-width%3D%222%22%20stroke-linecap%3D%22round%22%20stroke-linejoin%3D%22round%22%3E%3Cpath%20d%3D%22M6%203h9l4%204v14H6z%20M14%203v5h5%22/%3E%3C/svg%3E")}

.gs-step h2{display:flex;align-items:center;gap:12px;flex-wrap:wrap;padding-left:0!important}
.gs-step h2 .gs-n{position:static;flex:0 0 31px}

/* ---- r21: page actions + feedback ---- */
.d-h1{margin-bottom:14px}
.pa{display:flex;flex-wrap:wrap;gap:8px;margin:0 0 26px}
.pa-b{display:inline-flex;align-items:center;gap:7px;height:32px;padding:0 12px;border:1px solid var(--line2);border-radius:8px;background:transparent;color:var(--fg2);font:500 13px/1 var(--s);cursor:pointer;text-decoration:none!important;transition:border-color .15s,color .15s,background .15s}
.pa-b svg,.fb-b svg{width:15px;height:15px;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round;flex:none}
.pa-b:hover{color:var(--fg);border-color:var(--fg3);background:var(--ic)}
.pa-b:focus-visible,.fb button:focus-visible,.fb textarea:focus-visible{outline:2px solid var(--acc);outline-offset:2px}
.pa-b.ok{color:var(--str);border-color:var(--str)}
.fb{display:flex;flex-wrap:wrap;align-items:center;gap:12px 16px;margin:44px 0 0;padding:18px 20px;border:1px solid var(--line2);border-radius:12px;background:var(--bg2)}
.fb-q{margin:0;font:600 15px/1.3 var(--s);color:var(--fg)}
.fb-b{display:flex;gap:8px}
.fb-b button,.fb-f button,.fb-x{display:inline-flex;align-items:center;gap:7px;height:34px;padding:0 14px;border:1px solid var(--line2);border-radius:8px;background:var(--bg);color:var(--fg);font:500 13.5px/1 var(--s);cursor:pointer;transition:border-color .15s,background .15s}
.fb-b button:hover,.fb-f button:hover,.fb-x:hover{border-color:var(--acc);background:var(--acc-bg)}
.fb-x{background:none;border:0;color:var(--fg3);padding:0;height:auto;text-decoration:underline;text-underline-offset:3px}
.fb-x:hover{background:none;color:var(--fg)}
.fb-f{flex-basis:100%;display:flex;flex-direction:column;gap:8px}
.fb-f label{font:500 13.5px/1.4 var(--s);color:var(--fg2)}.fb-f label i{font-style:normal;color:var(--fg3)}
.fb-f textarea{width:100%;box-sizing:border-box;resize:vertical;min-height:72px;padding:10px 12px;border:1px solid var(--line2);border-radius:8px;background:var(--bg);color:var(--fg);font:14px/1.5 var(--s)}
.fb-f div{display:flex;align-items:center;gap:12px}.fb-n{font:13px var(--s);color:var(--fg3)}
.d-foot{margin-top:18px}
@media (max-width:640px){.pa{gap:6px}.pa-b{height:30px;padding:0 10px;font-size:12.5px}.fb{padding:16px}}

/* ---- r22: motion + mobile polish ---- */
.rp-bar{position:fixed;left:0;right:0;top:var(--h);height:2px;z-index:60;background:linear-gradient(90deg,#ff3d8f,#b79bff);transform-origin:0 50%;transform:scaleX(0);pointer-events:none}
.k-home h1 em{font-style:normal;background:linear-gradient(100deg,#ff3d8f 0%,#ff6fae 45%,#b79bff 100%);-webkit-background-clip:text;background-clip:text;color:transparent}
@media (prefers-reduced-motion:no-preference){
html{scroll-behavior:smooth}
.md,.d-h1,.pa,.crumbs{animation:r22in .45s cubic-bezier(.16,1,.3,1) both}.pa{animation-delay:.04s}.md{animation-delay:.07s}
@keyframes r22in{from{opacity:0;transform:translateY(6px)}to{opacity:1;transform:none}}
.toc a{transition:color .2s,border-color .2s,padding-left .2s}.toc a.on{padding-left:15px}
.sb-l a{transition:color .15s,background .15s}
.cb-copy{transition:color .15s,border-color .15s,background .15s}
.fb{animation:r22in .4s cubic-bezier(.16,1,.3,1) both}
.pa-b:active,.fb button:active{transform:scale(.97)}}
@media (max-width:640px){.pa-b span{font-size:12.5px}.pa{flex-wrap:nowrap;overflow-x:auto;scrollbar-width:none;-webkit-overflow-scrolling:touch;}.pa::-webkit-scrollbar{display:none}.pa-b{flex:none}}

/* ---- r23: code line numbers, type details ---- */
.cb pre.has-ln{display:grid;grid-template-columns:auto minmax(0,1fr);column-gap:14px;padding-left:0}
.cb pre .ln{position:sticky;left:0;z-index:1;padding:0 10px 0 14px;text-align:right;white-space:pre;color:var(--fg3);opacity:1;background:var(--code);border-right:1px solid var(--codeb);user-select:none;-webkit-user-select:none;font:inherit;font-variant-numeric:tabular-nums}
.md p,.md li{text-wrap:pretty}.d-h1,.md h2,.md h3{text-wrap:balance}
.md table td,.md table th{font-variant-numeric:tabular-nums}

/* ---- r24: docs home visual (same ledger-of-tables motif as the main site hero) ---- */
.h-hero>div:first-child{position:relative}
.h-vis{float:right;width:min(210px,34%);height:auto;margin:-6px 0 8px 18px;overflow:visible}
.h-vis .sl-t{fill:var(--bg2);stroke:var(--line2);stroke-width:1}
.h-vis .sl-l{fill:var(--bg3);stroke:var(--line);stroke-width:1}.h-vis .sl-r{fill:var(--bg);stroke:var(--line);stroke-width:1}
.h-vis .rw{stroke:var(--line);stroke-width:1}
.h-vis .dv{stroke:var(--fg3);stroke-width:2;stroke-linecap:round;opacity:.7}.h-vis .d0{stroke:#b79bff;stroke-width:2;stroke-linecap:round;opacity:.8}
.h-vis .hot{stroke:#ff3d8f;stroke-width:2.4;stroke-linecap:round}
.h-vis .lk{stroke:#b79bff;stroke-width:1.4;stroke-dasharray:2 3}.h-vis .nd{fill:#b79bff}
.h-vis .seal{fill:none;stroke:#b79bff;stroke-width:1.4;opacity:.0}
@media (prefers-reduced-motion:no-preference){
.h-vis .s-new{animation:hv-drop 5s cubic-bezier(.16,1,.3,1) infinite}
.h-vis .s-new .seal{animation:hv-seal 5s ease-in-out infinite}
.h-vis .s-new .hot{animation:hv-hot 5s ease-in-out infinite}
@keyframes hv-drop{0%{transform:translateY(-26px);opacity:0}18%{transform:none;opacity:1}88%{transform:none;opacity:1}100%{transform:none;opacity:1}}
@keyframes hv-seal{0%,55%{opacity:0}70%{opacity:.9}100%{opacity:0}}
@keyframes hv-hot{0%,25%{opacity:0}40%,100%{opacity:1}}}
@media (prefers-reduced-motion:reduce){.h-vis .seal{opacity:.7}}
@media (max-width:640px){.h-vis{float:none;position:absolute;right:-2px;top:-8px;width:96px;margin:0}}

/* r27 docs home: simpler, Stripe-style */
.h-hero2{grid-template-columns:1.05fr 1fr}
.h-hero2 .sp-code{margin:0;box-shadow:0 24px 60px -30px rgba(0,0,0,.45)}
.st3{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}
.st3 .sp-c{margin:0;height:100%}
.h-row{display:flex;align-items:baseline;justify-content:space-between;gap:16px}
.h-row .h-more{margin:0}
.wn{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;border:1px solid var(--line2);border-radius:14px;overflow:hidden;background:var(--line2)}
.wn-i{display:flex;flex-direction:column;gap:4px;padding:16px 18px;background:var(--bg2);color:var(--fg);text-decoration:none;transition:background .15s}
.wn-i:hover{background:var(--bg3,var(--bg2))}
.wn-i span{font:500 11.5px var(--m);letter-spacing:.05em;text-transform:uppercase;color:var(--fg2)}
.wn-i b{font:700 22px/1.1 var(--d);letter-spacing:-.03em}
.wn-i small{font-size:13px;color:var(--fg3)}
.bx{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}
.bx-c{padding:18px 18px 14px;border:1px solid var(--line2);border-radius:14px;background:var(--bg2)}
.bx-t{font:650 17px/1.25 var(--d);letter-spacing:-.015em;color:var(--fg);text-decoration:none}
.bx-t::after{content:" →";color:var(--acc-t)}
.bx-t:hover{color:var(--acc-t)}
.bx-c p{margin:6px 0 10px;font-size:14px;line-height:1.5;color:var(--fg2)}
.bx-c ul{list-style:none;margin:0;padding:10px 0 0;border-top:1px solid var(--line)}
.bx-c li{margin:0}
.bx-c li a{display:block;padding:4px 0;font-size:14px;color:var(--fg);text-decoration:none}
.bx-c li a:hover{color:var(--acc-t)}
.hp{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}
.hp a{display:flex;flex-direction:column;gap:4px;padding:14px 16px;border:1px solid var(--line);border-radius:12px;text-decoration:none;color:var(--fg);transition:border-color .15s}
.hp a:hover{border-color:var(--acc)}
.hp b{font:600 15px var(--d)}
.hp span{font-size:13px;color:var(--fg2)}
@media (max-width:1000px){.h-hero2{grid-template-columns:1fr}.bx{grid-template-columns:1fr 1fr}.wn,.hp{grid-template-columns:1fr 1fr}.st3{grid-template-columns:1fr}}
@media (max-width:600px){.bx{grid-template-columns:1fr}.h-hero2 .sp-code pre{font-size:12.5px}}

/* r30: getting-started path */
.gs-path{margin:0 0 24px}.gs-path ol{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(3,1fr);gap:8px}
.gs-path li{margin:0}.gs-path a{display:flex;flex-wrap:wrap;align-items:center;gap:2px 8px;height:100%;padding:10px 12px;border:1px solid var(--line2);border-radius:10px;background:var(--bg2);color:var(--fg);text-decoration:none}
.gs-path a:hover{border-color:var(--acc)}.gs-path .on a{border-color:var(--acc);box-shadow:inset 0 0 0 1px var(--acc)}
.gs-path .gp-n{width:22px;height:22px;border-radius:50%;display:grid;place-items:center;font:600 12px/1 var(--m);border:1px solid var(--line2)}
.gs-path .on .gp-n{background:var(--acc);border-color:var(--acc);color:#14070d}
.gs-path b{font:600 14px/1.3 var(--d)}.gs-path .gp-d{flex-basis:100%;font-size:12.5px;color:var(--fg3);padding-left:30px}
@media (max-width:600px){.gs-path ol{grid-template-columns:1fr}.gs-path a{padding:9px 11px}}

/* ===== r30: chromia.com design system (copied from the live chromia.com stylesheet, 3 Nov 2026) ===== */
@font-face{font-family:"NB International";src:url(/_c/f2/fonts/NBInternational-Regular.woff2) format("woff2");font-weight:400 500;font-display:swap}
@font-face{font-family:"NB International";src:url(/_c/f2/fonts/NBInternational-Bold.woff2) format("woff2");font-weight:600 900;font-display:swap}
@font-face{font-family:"NB International Mono";src:url(/_c/f2/fonts/NBInternational-Mono.woff2) format("woff2");font-weight:400 700;font-display:swap}
:root{--d:"NB International",ui-sans-serif,system-ui,sans-serif;--s:"NB International",ui-sans-serif,system-ui,-apple-system,"Segoe UI",sans-serif;--m:"NB International Mono","JetBrains Mono",ui-monospace,SFMono-Regular,Menlo,monospace;--pink:#ff7ea3;--st-pink:#ffb0c2;--st-pink-sh:#ff7ea3;--st-lav:#c98cf0;--st-lav-sh:#9e5ecf;--st-green:#93f091;--on-fill:#1f1a23;--bw:2px}
[data-theme=dark]{--bg:#15111a;--bg2:#1d1723;--bg3:#272030;--card:#221b29;--fg:#f5eeee;--fg2:#c3b8cc;--fg3:#a99cb2;--line:#3a3042;--line2:#4a3f53;--ln:#6b5a7c;--shd:#9e5ecf;--acc:#ff7ea3;--acc-t:#d6a6f5;--acc-bg:rgba(201,140,240,.14);--code:#1a1520;--codeb:#3a3042;--ic:rgba(201,140,240,.1);--hdr:rgba(21,17,26,.78);
--k:#ff7ea3;--t:#d6a6f5;--str:#93f091;--num:#ffb500;--com:#8f8499;--fn:#f5eeee;--pun:#c3b8cc}
[data-theme=light]{--bg:#f5eeee;--bg2:#fff8f8;--bg3:#ece3e5;--card:#fff8f8;--fg:#1f1a23;--fg2:#3a3340;--fg3:#5c5466;--line:#dccfd3;--line2:#c7b8be;--ln:#1f1a23;--shd:#1f1a23;--acc:#ff7ea3;--acc-t:#7d42ab;--acc-bg:rgba(201,140,240,.18);--code:#fff8f8;--codeb:#dccfd3;--ic:rgba(201,140,240,.16);--hdr:rgba(245,238,238,.8);
--k:#b0245a;--t:#7d42ab;--str:#0b7a52;--num:#8f5f00;--com:#6b6474;--fn:#1f1a23;--pun:#3a3340}
::selection{background:var(--st-lav);color:var(--on-fill)}
body{font-size:16.5px}
/* header: chromia.com wordmark + mono pill */
.hdr{border-bottom:1px solid var(--line)}
.brand{gap:10px}.brand svg.cw{width:104px;height:auto;color:var(--fg)}
.brand em{font:500 11.5px/1 var(--m)!important;letter-spacing:.08em;text-transform:uppercase;color:var(--fg)!important;border:var(--bw) solid var(--ln)!important;border-radius:999px;padding:5px 9px!important;background:var(--card)}
.nav a,.nav .dd-b{border-radius:999px}
.kbtn{border:var(--bw) solid var(--ln)!important;border-radius:999px!important;background:var(--card)!important}
.thm{border-radius:999px!important}
.site-l{display:inline-flex;align-items:center;gap:6px;border:var(--bw) solid var(--ln);border-radius:999px;background:var(--st-pink);color:var(--on-fill)!important;font:700 13.5px/1 var(--s);padding:8px 14px;box-shadow:3px 3px 0 var(--st-pink-sh);transition:transform .15s,box-shadow .15s}
.site-l:hover{transform:translate(-1px,-1px);box-shadow:4px 4px 0 var(--st-pink-sh)}
/* type: chromia.com headings are NB International 700, tight */
.d-h1,.md h1{font:700 clamp(34px,4.6vw,56px)/1 var(--d)!important;letter-spacing:-.015em!important}
.md h2{font-weight:700;letter-spacing:-.015em}
.md h3,.md h4{letter-spacing:-.01em}
.md a:not(.gs-card):not(.btn):not(.pn-p):not(.pn-n){color:var(--acc-t)}
/* cards + buttons: 2px ink border, hard offset shadow (st-card / st-btn) */
.gs-card,.h-card,.card{border:var(--bw) solid var(--ln)!important;border-radius:20px!important;background:var(--card)!important;box-shadow:5px 5px 0 var(--shd);transition:transform .15s,box-shadow .15s}
.gs-card:hover,.h-card:hover,.card:hover{transform:translate(-2px,-2px);box-shadow:7px 7px 0 var(--shd)}
.gs-ok{color:var(--on-fill)!important;background:var(--st-green)!important;border:var(--bw) solid var(--ln);border-radius:999px!important}
.gs-un{border:var(--bw) dashed var(--ln)!important;border-radius:999px!important;color:var(--fg2)!important}
.gs-n{border:var(--bw) solid var(--ln)!important;font-family:var(--m)!important}
.gs-step:first-of-type .gs-n,.gs-path .on .gp-n{background:var(--st-pink)!important;border-color:var(--ln)!important;color:var(--on-fill)!important}
.cb{border:var(--bw) solid var(--codeb);border-radius:16px;overflow:hidden}
.cb-copy{border-radius:999px}
.callout{border-radius:16px;border-width:var(--bw)}
.pn a{border:var(--bw) solid var(--ln)!important;border-radius:18px!important;box-shadow:4px 4px 0 var(--shd)}
.sb a.on{color:var(--fg)!important;background:var(--acc-bg)!important;box-shadow:inset 3px 0 0 var(--st-lav)}
.crumbs{font-family:var(--m);font-size:12px;letter-spacing:.06em;text-transform:uppercase}
.gs-path a{border:var(--bw) solid var(--ln)!important;border-radius:18px!important;background:var(--card)!important}
.gs-path .on a{box-shadow:4px 4px 0 var(--st-lav-sh)!important}
.ftr{border-top:1px solid var(--line)}
.gs-card,.gs-card:hover{color:var(--fg)!important;text-decoration:none!important}.gs-card b{color:var(--fg)}.gs-card span{color:var(--fg2)}
@media (max-width:1060px){.site-l{display:none!important}}
.pa-b{border-radius:999px;border:var(--bw) solid var(--line2)}
@media (max-width:600px){.gs-path ol{grid-template-columns:repeat(3,1fr)!important;gap:6px}.gs-path a{flex-direction:column;align-items:flex-start;gap:6px;padding:9px 10px!important;border-radius:14px!important}.gs-path .gp-d{display:none}.gs-path b{font-size:13px;line-height:1.2}.gs-path .on a{box-shadow:3px 3px 0 var(--st-lav-sh)!important}}
.h-hero h1{background:none!important;color:var(--fg)!important;-webkit-text-fill-color:currentColor;font-weight:700!important;letter-spacing:-.015em}
.h-hero h1 span,.h-hero h1 em,.h-hero h1 b{color:var(--acc-t)!important;background:none!important;-webkit-text-fill-color:currentColor;font-style:normal}
.sp-c,.wn-i,.bx-c{border:var(--bw) solid var(--ln)!important;border-radius:20px!important;background:var(--card)!important;box-shadow:5px 5px 0 var(--shd);transition:transform .15s,box-shadow .15s}
.sp-c:hover,.wn-i:hover{transform:translate(-2px,-2px);box-shadow:7px 7px 0 var(--shd)}
.wn{gap:12px!important;border:0!important;background:none!important}
.h-hero .hs,.h-hero [data-search],.h-srch{border:var(--bw) solid var(--ln)!important;border-radius:999px!important;background:var(--card)!important}
.sp-n,.h-eye{font-family:var(--m)!important}


/* ===== r31: visual pass (3 Nov 2026): code, callouts, rhythm, mobile, diagrams, FT4 glance ===== */
@font-face{font-family:"JetBrains Mono";src:url(/_c/f3/fonts/JetBrainsMono-var.woff2) format("woff2");font-weight:100 800;font-display:swap}
:root{--m:"NB International Mono",ui-monospace,SFMono-Regular,Menlo,monospace;--cm:"JetBrains Mono",ui-monospace,SFMono-Regular,Menlo,Consolas,monospace}
[data-theme=light]{--k:#c4245f;--t:#7a3db8;--str:#0a7d4f;--num:#b35900;--com:#7a7282;--fn:#1d4ed8;--pun:#4b4452;--var:#a3329b;--cmd:#1d4ed8;--flag:#7a3db8;--code:#fffafa;--codeh:#f6eef0;--codeb:#e3d6da;--out:#f8f3f4;--glow:rgba(125,66,171,.08)}
[data-theme=dark]{--k:#ff8db3;--t:#d6a6f5;--str:#93f091;--num:#ffc266;--com:#958aa0;--fn:#8fc7ff;--pun:#c3b8cc;--var:#f5a3e8;--cmd:#8fc7ff;--flag:#d6a6f5;--code:#18131e;--codeh:#201a27;--codeb:#382e41;--out:#1b1621;--glow:rgba(214,166,245,.06)}
/* rhythm */
.md{font-size:16.5px;line-height:1.7;max-width:74ch}
.md>p,.md>ul,.md>ol{margin:0 0 1.05em}
.md li{margin:.28em 0}.md li>ul,.md li>ol{margin:.3em 0}
.md h2{margin:2.4em 0 .7em;padding-top:.9em;border-top:1px solid var(--line)}
.md>h2:first-child,.md>header+h2,.md>.ft4g+h2,.md>.dg+h2{border-top:0;padding-top:0;margin-top:1.4em}
.md h3{margin:1.9em 0 .55em}.md h4{margin:1.6em 0 .45em;font-size:16.5px}
.md strong{font-weight:700;color:var(--fg)}
.md hr{border:0;border-top:1px solid var(--line);margin:2.2em 0}
/* inline code */
.md :not(pre)>code{font-family:var(--cm);font-size:.86em;font-weight:500;letter-spacing:0;padding:.14em .4em;border-radius:6px;background:var(--ic);border:1px solid color-mix(in srgb,var(--line) 70%,transparent);color:var(--fg);overflow-wrap:break-word;word-break:normal;box-decoration-break:clone;-webkit-box-decoration-break:clone}
.md a code{color:inherit}
/* code blocks */
.cb{position:relative;margin:1.1em 0 1.5em;border:1px solid var(--codeb)!important;border-radius:14px!important;background:var(--code);box-shadow:0 1px 0 var(--glow),0 10px 30px -22px rgba(0,0,0,.35);overflow:hidden}
.cb-h{display:flex;align-items:center;gap:8px;min-height:38px;padding:0 8px 0 14px;background:var(--codeh);border-bottom:1px solid var(--codeb)}
.cb-t{flex:1 1 auto;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;font:600 11px/1 var(--m)!important;letter-spacing:.08em!important;text-transform:uppercase;color:var(--fg3)!important;display:flex;align-items:center;gap:8px}
.cb-t::before{content:"";width:8px;height:8px;border-radius:50%;background:var(--st-lav);flex:0 0 8px}
.cb-term .cb-t::before{background:var(--st-green)}.cb-out .cb-t::before{background:var(--fg3);opacity:.6}.cb-files .cb-t::before{background:#ffc266}
.cb-h>button,.cb-h>a{flex:0 0 auto}
.cb-copy{position:static!important;opacity:1!important;font:600 12px/1 var(--s)!important;padding:7px 11px!important;border-radius:999px!important;border:1px solid var(--codeb)!important;background:var(--code)!important;color:var(--fg2)!important;cursor:pointer;transition:background .15s,color .15s,border-color .15s}
.cb-copy:hover{color:var(--fg)!important;border-color:var(--line2)!important}
.cb-copy.ok{background:var(--st-green)!important;color:var(--on-fill)!important;border-color:transparent!important}
.cb pre{margin:0!important;padding:15px 18px 16px!important;background:transparent!important;border:0!important;font:400 13.6px/1.62 var(--cm)!important;letter-spacing:0!important;tab-size:2;overflow:auto;-webkit-overflow-scrolling:touch}
.cb pre code{font:inherit!important;letter-spacing:0!important;background:none!important;padding:0!important;border:0!important}
.cb .n,.cb .nx,.cb .w,.cb .l{color:var(--fg)}
.cb .nf,.cb .fm{color:var(--fn);font-weight:500}
.cb .nv,.cb .vi,.cb .vg,.cb .var{color:var(--var)}
.cb .cmd{color:var(--cmd);font-weight:600}.cb .sub{color:var(--fg);font-weight:600}.cb .flag{color:var(--flag)}
.cb .gp{color:var(--fg3);user-select:none;-webkit-user-select:none}
.cb .go{color:var(--fg3)}
.cb .err{color:inherit;background:none}
.cb-out{background:var(--out)!important;border-style:dashed!important;box-shadow:none}
.cb-out .cb-h{background:transparent;border-bottom-style:dashed}
.cb-out pre{color:var(--fg2)}
.cb-files pre{color:var(--fg2)}
/* callouts */
.callout{--c:var(--st-lav);position:relative;margin:1.3em 0;padding:14px 18px 14px 20px!important;border:1px solid color-mix(in srgb,var(--c) 45%,var(--line))!important;border-left:4px solid var(--c)!important;border-radius:12px!important;background:color-mix(in srgb,var(--c) 9%,var(--bg))!important;font-size:15.5px;line-height:1.62}
.callout>:last-child{margin-bottom:0}.callout>p{margin:.35em 0}
.callout-t{display:flex;align-items:center;gap:8px;margin:0 0 .35em!important;font:700 12px/1.2 var(--m)!important;letter-spacing:.07em!important;text-transform:uppercase;color:color-mix(in srgb,var(--c) 70%,var(--fg))!important}
.callout-t::before{content:"i";display:inline-grid;place-items:center;width:18px;height:18px;border-radius:50%;background:var(--c);color:#15111a;font:700 11px/1 var(--s);text-transform:none;flex:0 0 18px}
.callout-tip{--c:#3fbf6a}.callout-tip .callout-t::before{content:"✓"}
.callout-warning,.callout-caution{--c:#e6a100}.callout-warning .callout-t::before,.callout-caution .callout-t::before{content:"!"}
.callout-danger{--c:#ef4f6a}.callout-danger .callout-t::before{content:"!"}
.callout-important{--c:var(--st-pink-sh)}.callout-important .callout-t::before{content:"★"}
.callout-note{--c:#6b8cff}
[data-theme=dark] .callout-t{color:color-mix(in srgb,var(--c) 75%,#fff)!important}
.callout .cb{margin:.8em 0 .4em}
/* tables */
.md .tbl{border:1px solid var(--line);border-radius:12px;overflow:auto;margin:1.2em 0 1.6em}
.md table{border-collapse:collapse;width:100%;font-size:14.5px;line-height:1.5}
.md th{background:var(--bg3);font:600 12.5px/1.3 var(--s);text-align:left;padding:10px 12px;border-bottom:1px solid var(--line2)}
.md td{padding:9px 12px;border-top:1px solid var(--line);vertical-align:top}
.md tbody tr:nth-child(even) td{background:color-mix(in srgb,var(--bg3) 40%,transparent)}
/* page actions: never overflow */
.pa{display:flex;flex-wrap:wrap;gap:8px;margin:14px 0 6px}
/* floating search button: smaller, out of the way */
.ask-fab{transition:transform .25s var(--e2),opacity .25s}
body.fab-away .ask-fab{transform:translateY(140%);opacity:0;pointer-events:none}
@media (min-width:1280px){.ask-fab{right:22px!important;bottom:22px!important}}
/* prev / next */
.pn{display:grid!important;grid-template-columns:1fr 1fr;gap:14px;margin-top:48px}
.pn a{padding:16px 18px!important;box-shadow:3px 3px 0 var(--shd)!important}
.pn a b{font-size:16px;line-height:1.3}.pn-n{text-align:right}
.pn a:hover{transform:translate(-1px,-1px);box-shadow:5px 5px 0 var(--shd)!important}
/* FT4 at a glance */
.ft4g{margin:6px 0 30px;border:var(--bw) solid var(--ln);border-radius:18px;background:var(--card);box-shadow:5px 5px 0 var(--shd);overflow:hidden}
.ft4g-h{display:flex;align-items:center;gap:10px;flex-wrap:wrap;padding:12px 18px;border-bottom:1px solid var(--line);background:color-mix(in srgb,var(--st-lav) 12%,var(--card))}
.ft4g-h b{font:700 12px/1 var(--m);letter-spacing:.08em;text-transform:uppercase}
.ft4g-tag{font:600 11.5px/1 var(--m);padding:5px 9px;border-radius:999px;border:1px solid var(--line2);color:var(--fg2);background:var(--bg)}
.ft4g dl{margin:0;display:grid;grid-template-columns:150px 1fr}
.ft4g dl>div{display:contents}
.ft4g dt{padding:11px 18px;font:700 12.5px/1.4 var(--s);color:var(--fg2);border-top:1px solid var(--line)}
.ft4g dd{margin:0;padding:11px 18px 11px 0;font-size:15px;line-height:1.55;border-top:1px solid var(--line)}
.ft4g dl>div:first-child dt,.ft4g dl>div:first-child dd{border-top:0}
.ft4g .ft4g-w dd{color:var(--fg)}.ft4g .ft4g-w dt::before{content:"⚠ ";color:#e6a100}
.ft4g dd a{color:var(--acc-t);text-decoration:none;font-family:var(--cm);font-size:13.5px;padding:2px 7px;border:1px solid var(--line);border-radius:7px;display:inline-block;margin:2px 4px 2px 0;background:var(--bg)}
.ft4g dd a:hover{border-color:var(--acc-t)}
@media (max-width:640px){.ft4g dl{grid-template-columns:1fr}.ft4g dt{padding:12px 16px 2px;border-top:1px solid var(--line)}.ft4g dd{padding:0 16px 12px;border-top:0}}
/* diagrams */
.dg{margin:1.4em 0 2em;padding:18px 18px 12px;border:1px solid var(--line);border-radius:16px;background:linear-gradient(180deg,var(--bg2),var(--bg))}
.dg svg{display:block;width:100%;height:auto;font-family:var(--s)}
.dg figcaption{margin-top:10px;font-size:13.5px;line-height:1.5;color:var(--fg3)}
.dg figcaption b{color:var(--fg2)}
.dg .bx{fill:var(--card);stroke:var(--ln);stroke-width:1.6}
.dg .bx.hl{fill:color-mix(in srgb,var(--st-lav) 22%,var(--card))}
.dg .bx.pk{fill:color-mix(in srgb,var(--st-pink) 35%,var(--card))}
.dg .bx.gr{fill:color-mix(in srgb,var(--st-green) 28%,var(--card))}
.dg .bx.ghost{fill:none;stroke:var(--line2);stroke-dasharray:5 4}
.dg .t1{fill:var(--fg);font-size:14px;font-weight:700}
.dg .t2{fill:var(--fg2);font-size:12px}
.dg .tm{fill:var(--fg2);font-size:11.5px;font-family:var(--cm)}
.dg .tl{fill:var(--fg3);font-size:11px;font-weight:700;letter-spacing:.08em;text-transform:uppercase;font-family:var(--m)}
.dg .ar{stroke:var(--fg2);stroke-width:1.6;fill:none}
.dg .ar.dash{stroke-dasharray:5 4}
.dg .ah{fill:var(--fg2)}
.dg .num{fill:var(--st-pink);stroke:var(--ln);stroke-width:1.4}.dg .numt{fill:#1f1a23;font-size:11.5px;font-weight:700}
.dg-scroll{overflow-x:auto}
@media (max-width:640px){.dg{padding:12px 10px 8px;margin-left:-4px;margin-right:-4px}.dg-scroll svg{min-width:560px}}
/* step meta: prerequisites + expected output labels */
.xo{display:flex;align-items:center;gap:8px;margin:1em 0 -.6em;font:700 11.5px/1 var(--m);letter-spacing:.08em;text-transform:uppercase;color:var(--fg3)}
.xo::before{content:"";width:14px;height:1.5px;background:var(--fg3)}
/* troubleshooting */
.ts-e{margin:1.2em 0 2em}.ts-e .ts-l{font:700 11.5px/1 var(--m);letter-spacing:.08em;text-transform:uppercase;color:var(--fg3);margin:1em 0 .4em}
.ts-nr{display:inline-block;font:600 11px/1 var(--m);padding:4px 8px;border-radius:999px;border:1px dashed var(--line2);color:var(--fg3);margin-left:6px;vertical-align:middle}
/* mobile reading */
@media (max-width:760px){
 .md{font-size:16px;line-height:1.65}
 .md h2{font-size:23px;margin-top:2em;padding-top:.8em}.md h3{font-size:18.5px}
 .d-h1{font-size:34px!important;line-height:1.05!important}
 .cb{border-radius:12px!important;margin-left:-2px;margin-right:-2px}
 .cb pre{font-size:12.6px!important;line-height:1.58!important;padding:12px 14px 14px!important}
 .cb-h{min-height:36px;padding:0 6px 0 12px}
 .cb-copy{padding:6px 10px!important;font-size:11.5px!important}
 .cb-run{font-size:0!important;padding:6px 10px!important}
 .cb-run::after{content:"▶ Run";font:600 11.5px/1 var(--s)}
 .pa .pa-b:nth-child(3){display:none}
 .pa .pa-b{font-size:13px}
 .callout{font-size:15px;padding:12px 14px 12px 16px!important}
 .pn{grid-template-columns:1fr;gap:10px}.pn-n{text-align:left}
 .md :not(pre)>code{font-size:.84em}
}
@media print{.ask-fab,.pa,.hdr,.drawer,.toc,.pn{display:none!important}.cb{box-shadow:none}}
.cb-run{position:static!important;height:auto!important;margin-left:0!important;flex:0 0 auto;font:600 12px/1 var(--s)!important;padding:7px 11px!important;border-radius:999px!important;border:1px solid color-mix(in srgb,var(--st-lav) 60%,var(--codeb))!important;background:color-mix(in srgb,var(--st-lav) 16%,var(--code))!important;color:var(--fg)!important;cursor:pointer;white-space:nowrap}
.cb-run:hover{background:color-mix(in srgb,var(--st-lav) 28%,var(--code))!important}
/* light-only diagrams and screenshots: present them on a card that works in both themes */
.md .imgw,.md .imgf{margin:1.4em 0 1.8em;padding:14px;border:1px solid var(--line);border-radius:16px;background:#fffafa;text-align:center}
.md .imgw img,.md .imgf img{max-width:100%;height:auto;border-radius:8px}
[data-theme=dark] .md .imgw,[data-theme=dark] .md .imgf{background:#f5eeee;border-color:var(--line2)}
.sig pre,pre.signature{font-family:var(--cm)!important;font-size:13.4px!important;line-height:1.6!important;letter-spacing:0!important}
.sig .k{color:var(--k)}.sig .kt{color:var(--t)}.sig .nv{color:var(--var)}.sig .nf{color:var(--fn);font-weight:600}.sig .m{color:var(--num)}
.sig pre a{color:var(--t)!important;text-decoration:none;border-bottom:1px dotted currentColor}
.pa{margin-bottom:22px!important}
.cb pre.has-ln{padding-left:0!important}
@media (max-width:760px){.cb pre.has-ln{display:block!important;padding-left:14px!important}.cb pre.has-ln .ln{display:none!important}}
.cb pre code{color:var(--fg)!important}
.cb-out pre code,.cb-files pre code{color:var(--fg2)!important}
@media (max-width:760px){.cb-h .cb-run{font-size:0!important;padding:6px 10px!important}.cb-h .cb-run::after{content:"▶ Run";font:600 11.5px/1 var(--s)}}

/* r33: backend-only UI (see the feature flag at the top of docs.js) */
[data-needs-backend][hidden],[data-no-backend][hidden]{display:none!important}
.pg-local{font:500 12.5px var(--m);color:var(--fg2);display:inline-flex;align-items:center;height:32px;padding:0 4px}.pg-local code{margin-left:6px}
.pg-loc-box{margin:0;padding:14px 16px;font-size:14px;line-height:1.6;color:var(--fg2)}.pg-loc-box pre{margin:10px 0;padding:10px 12px;border-radius:8px;border:1px solid var(--codeb);overflow:auto;font:13px/1.55 var(--m);color:var(--fg)}

/* design-system pass (Nov 2026): Battlefin titles, readable labels; content untouched */
@font-face{font-family:"Battlefin";src:url(/fonts/Battlefin-Black.woff2) format("woff2");font-weight:900;font-display:swap}
h1,.d-h1{font-family:"Battlefin",var(--d,serif);font-weight:900;letter-spacing:-.015em;line-height:1.02}
.d-h1{font-size:clamp(34px,4.2vw,52px)}
.sp-n,.h-eye,.eb,.wn-i span{font-size:13px;letter-spacing:.01em;text-transform:none}
html .d-h1,html .md h1,html .h-hero h1,html .pg-h1{font-family:"Battlefin",var(--d)!important;font-weight:900!important;letter-spacing:-.015em!important}
/* backend off: the mobile short label must not promise a run */
@media (max-width:760px){html .cb-run::after,html .cb-h .cb-run::after{content:"Open";font-size:13px}}
/* v2 alignment with chromia.com sticker system: tone-shadow cards, Battlefin section heads */
:root{--st-lav-sh:#9e5ecf;--st-pink-sh:#ff7ea3;--st-green-sh:#4fcd4c;--st-yellow-sh:#ff9100}
html .h-sec>h2,html .h-sec h2:first-child{font-family:"Battlefin",var(--d)!important;font-weight:900!important;font-size:clamp(28px,3vw,40px)!important;letter-spacing:-.01em!important}
html :is(a.sec-card,a.dcard,a.wn-i,a.sp-c,.bx-c){border:2px solid var(--st-ink,currentColor)!important;border-radius:18px!important;box-shadow:5px 5px 0 var(--tsh,var(--st-lav-sh))!important;transition:transform .15s ease,box-shadow .15s ease}
[data-theme=light] :is(a.sec-card,a.dcard,a.wn-i,a.sp-c,.bx-c){--st-ink:#1f1a23;background:#fff8f8}
:is(a.sec-card,a.dcard,a.wn-i,a.sp-c,.bx-c):nth-child(4n+1){--tsh:var(--st-lav-sh)}
:is(a.sec-card,a.dcard,a.wn-i,a.sp-c,.bx-c):nth-child(4n+2){--tsh:var(--st-pink-sh)}
:is(a.sec-card,a.dcard,a.wn-i,a.sp-c,.bx-c):nth-child(4n+3){--tsh:var(--st-green-sh)}
:is(a.sec-card,a.dcard,a.wn-i,a.sp-c,.bx-c):nth-child(4n+4){--tsh:var(--st-yellow-sh)}
html :is(a.sec-card,a.dcard,a.wn-i,a.sp-c):hover{transform:translate(-2px,-2px);box-shadow:7px 7px 0 var(--tsh,var(--st-lav-sh))!important}
.sec-list{gap:18px!important}