:root{--bg:#f2f4f6;--surface:#ffffff;--ink:#1a2229;--muted:#4c5964;--accent:#2f5f80;--accent-ink:#ffffff;--accent2:#f5c400;--line:#cdd5dc;--hero-ink:#ffffff;--r:0;--maxw:1180px;--measure:70ch;--hf:'Chakra Petch', 'Segoe UI', sans-serif;--bf:'Hind', system-ui, sans-serif}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);color:var(--ink);font:18px/1.65 var(--bf)}
img{max-width:100%;height:auto;display:block}
a{color:var(--accent);text-underline-offset:.18em}
h1,h2,h3,h4{font-family:var(--hf);line-height:1.18;margin:1.6em 0 .5em;font-weight:700;letter-spacing:0}
h1{font-size:clamp(2rem,5vw,3.3rem);margin-top:0}
h2{font-size:clamp(1.4rem,3vw,2rem)}h3{font-size:1.2rem}
p,ul,ol,table,details{margin:0 0 1.1em}
.wrap{max-width:max(var(--maxw),min(88vw,1760px));margin:0 auto;padding:0 20px}
@media(min-width:1800px){body article.prose>:is(p,ul,ol,h2,h3,h4,blockquote,dl,details,.callout,.disclosure,.table-wrap){max-width:52rem}}
.skip{position:absolute;left:-999px}.skip:focus{left:10px;top:10px;background:var(--surface);padding:8px;z-index:9}
header.site{border-bottom:1px solid var(--line);background:var(--surface)}
header.site .wrap{display:flex;align-items:center;justify-content:space-between;gap:16px;padding-top:14px;padding-bottom:14px;flex-wrap:wrap}
.brand{font-family:var(--hf);font-weight:800;font-size:1.25rem;color:var(--ink);text-decoration:none;display:flex;align-items:center;gap:10px}
.brand svg{flex:none}
nav.main ul{list-style:none;display:flex;flex-wrap:wrap;gap:4px 18px;margin:0;padding:0}
nav.main a{color:var(--ink);text-decoration:none;font-size:.95rem;padding:4px 0;border-bottom:2px solid transparent}
nav.main a[aria-current]{border-color:var(--accent)}
.menu-btn{display:none}
@media(max-width:760px){.menu-btn{display:inline-block;background:none;border:1px solid var(--line);color:var(--ink);border-radius:var(--r);padding:6px 12px;font:inherit}
nav.main{width:100%;display:none}nav.main.open{display:block}nav.main ul{flex-direction:column;gap:6px}}
.hero{position:relative;overflow:hidden}
.hero .wrap{padding-top:56px;padding-bottom:56px}
.hero .lead{font-size:1.18rem;color:var(--muted);max-width:60ch}
.hero.full{color:var(--hero-ink);min-height:440px;display:flex;align-items:flex-end}
.hero.full img.bg{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.hero.full::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(0,0,0,.05),rgba(0,0,0,.62))}
.hero.full .wrap{position:relative;z-index:1;width:100%}.hero.full .lead{color:inherit;opacity:.92}
.hero.split .wrap{display:grid;grid-template-columns:1.1fr .9fr;gap:40px;align-items:center}
.hero.split img{border-radius:var(--r);aspect-ratio:4/3;object-fit:cover;width:100%}
.hero.banner img{width:100%;max-height:380px;object-fit:cover;border-radius:var(--r);margin-top:28px}
.hero.plain{background:var(--surface);border-bottom:1px solid var(--line)}
@media(max-width:760px){.hero.split .wrap{grid-template-columns:1fr}.hero.full{min-height:340px}.hero .wrap{padding-top:36px;padding-bottom:36px}}
.page{display:grid;gap:48px;padding-top:40px;padding-bottom:64px}
.page.toc-layout{grid-template-columns:220px minmax(0,1fr)}
.page.toc-layout .toc{position:sticky;top:20px;align-self:start;font-size:.92rem;border-left:3px solid var(--accent);padding-left:14px}
.page.toc-layout .toc ul{list-style:none;padding:0;margin:0}.page.toc-layout .toc li{margin:.35em 0}
.page.toc-layout .toc a{color:var(--muted);text-decoration:none}
@media(max-width:860px){.page.toc-layout{grid-template-columns:1fr}.page.toc-layout .toc{position:static}}
/* Content uses the full container width (cards, grids, tables); only running text keeps a readable measure. */
article.prose{max-width:none;min-width:0}
article.prose>:is(p,ul,ol,h2,h3,h4,blockquote,dl,details,.callout,.disclosure,.table-wrap){max-width:47.5rem;margin-left:auto;margin-right:auto}
.page.toc-layout article.prose>*{margin-left:0;margin-right:0}
/* A heading that introduces a full-width block (cards, grid, table) lines up with that block, not the text column. */
body article.prose>:is(h2,h3):has(+ :is(.cards,nav,div,table,section,ul.grid)){max-width:none;margin-left:0;margin-right:0}
.page.wide article.prose>*{max-width:none}
.cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:18px;margin:0 0 1.4em}
.card{background:var(--surface);border:1px solid var(--line);border-radius:var(--r);padding:20px}
.card h3{margin-top:0}.card p:last-child{margin-bottom:0}
a.card{display:block;color:var(--ink);text-decoration:none}a.card:hover{border-color:var(--accent)}
.callout{border-left:4px solid var(--accent2);background:var(--surface);padding:14px 18px;border-radius:0 var(--r) var(--r) 0;margin:0 0 1.2em}
.table-wrap{overflow-x:auto;margin:0 0 1.2em}
table{border-collapse:collapse;width:100%;font-size:.95rem}
th,td{border-bottom:1px solid var(--line);padding:9px 10px;text-align:left;vertical-align:top}
th{font-family:var(--hf);background:var(--surface)}
details{border:1px solid var(--line);border-radius:var(--r);padding:10px 16px;background:var(--surface)}
summary{cursor:pointer;font-weight:600}
.steps{counter-reset:s;list-style:none;padding:0}.steps li{counter-increment:s;position:relative;padding-left:44px;margin-bottom:1em}
.steps li::before{content:counter(s);position:absolute;left:0;top:0;width:30px;height:30px;border-radius:50%;background:var(--accent);color:var(--accent-ink);display:grid;place-items:center;font-weight:700;font-size:.9rem}
.btn{display:inline-block;background:var(--accent);color:var(--accent-ink);padding:10px 18px;border-radius:var(--r);text-decoration:none;font-weight:600;border:0;font:inherit;cursor:pointer}
.aff{border:1px dashed var(--accent);border-radius:var(--r);padding:16px 18px;margin:0 0 1.2em;background:var(--surface)}
.aff .tag{font-size:.75rem;text-transform:uppercase;letter-spacing:.08em;color:var(--muted)}
.disclosure{font-size:.88rem;color:var(--muted);border:1px solid var(--line);border-radius:var(--r);padding:10px 14px;margin:0 0 1.6em}
.meta{font-size:.88rem;color:var(--muted)}
dl dt{font-family:var(--hf);font-weight:700;margin-top:1em}dl dd{margin:.2em 0 0 0;color:var(--ink)}
footer.site{border-top:1px solid var(--line);background:var(--surface);font-size:.92rem;color:var(--muted)}
footer.site .wrap{padding-top:32px;padding-bottom:32px;display:grid;gap:18px}
footer.site ul{list-style:none;padding:0;margin:0;display:flex;flex-wrap:wrap;gap:6px 18px}
footer.site a{color:var(--muted)}
.bt{--graphite:#191d22;--graphite2:#262c33;--steel:#3c6e91;--bolt:#f5c400;--cut:14px}
.bt header.site{background:var(--graphite);border-bottom:0;box-shadow:inset 0 -3px 0 var(--bolt)}
.bt .brand{color:#fff;font-size:1.35rem;letter-spacing:.02em}
.bt nav.main a{color:#d6dde3;font-family:var(--hf);font-weight:500;font-size:.92rem;padding:6px 10px;border:1px solid transparent;border-bottom:1px solid transparent}
.bt nav.main a:hover{color:#fff;border-color:#4a535c}
.bt nav.main a[aria-current]{color:var(--graphite);background:var(--bolt);border-color:var(--bolt)}
.bt nav.main ul{gap:4px 6px}
.bt .menu-btn{color:#fff;border-color:#59636d}
.bt .hero.banner,.bt .hero.plain{background-color:#e3e9ee;background-image:linear-gradient(rgba(60,110,145,.10) 1px,transparent 1px),linear-gradient(90deg,rgba(60,110,145,.10) 1px,transparent 1px);background-size:28px 28px;border-bottom:1px solid var(--line)}
.bt .hero .wrap{padding-top:48px;padding-bottom:48px}
.bt .hero h1{color:var(--graphite);max-width:24ch}
.bt .hero .lead{color:#3d4a55}
.bt .hero .kicker{display:inline-block;background:var(--steel);color:#fff;font:700 .8rem/1 var(--hf);letter-spacing:.14em;text-transform:uppercase;padding:7px 16px 7px 10px;clip-path:polygon(0 0,100% 0,calc(100% - 8px) 100%,0 100%);margin-bottom:16px}
.bt .hero.banner img{clip-path:polygon(0 0,calc(100% - 28px) 0,100% 28px,100% 100%,28px 100%,0 calc(100% - 28px));max-height:360px}
.bt h2{padding-bottom:6px;border-bottom:2px solid var(--line);position:relative}
.bt h2::after{content:"";position:absolute;left:0;bottom:-2px;width:56px;height:2px;background:var(--bolt)}
.bt .card{border:1px solid var(--line);border-left:5px solid var(--steel);clip-path:polygon(0 0,calc(100% - var(--cut)) 0,100% var(--cut),100% 100%,0 100%)}
.bt a.card:hover{border-left-color:var(--bolt);background:#fbfcfd}
.bt .card h3{font-size:1.15rem;color:var(--steel)}
.bt .callout{border-left:0;border-top:3px solid var(--bolt);background:var(--graphite2);color:#e7ecf0;border-radius:0}
.bt .callout a{color:var(--bolt)}
.bt th{background:var(--steel);color:#fff;font-weight:500;letter-spacing:.03em}
.bt tbody tr:nth-child(even) td{background:#e9eef2}
.bt .steps li::before{border-radius:0;background:var(--bolt);color:var(--graphite);font-family:var(--hf);clip-path:polygon(0 0,100% 0,100% 70%,70% 100%,0 100%)}
.bt dl.glossary dt{color:var(--steel);border-top:1px dashed var(--line);padding-top:.7em}
.bt footer.site{background:var(--graphite);color:#b8c2cb;border-top:3px solid var(--bolt)}
.bt footer.site a{color:#e7ecf0}
.factbox{background:var(--surface);border:1px solid var(--line);margin:0 0 1.6em;clip-path:polygon(0 0,calc(100% - 22px) 0,100% 22px,100% 100%,0 100%)}
.factbox .fb-head{margin:0;background:var(--graphite);color:#fff;padding:12px 18px;display:flex;flex-wrap:wrap;align-items:baseline;gap:4px 14px;border-bottom:4px solid var(--bolt)}
.factbox .fb-head span{font:700 .72rem/1 var(--hf);letter-spacing:.16em;text-transform:uppercase;color:var(--bolt)}
.factbox .fb-head strong{font:700 1.25rem/1.2 var(--hf)}
.factbox dl{margin:0;display:grid;grid-template-columns:repeat(auto-fit,minmax(210px,1fr))}
.factbox dl div{padding:12px 18px;border-bottom:1px solid var(--line);border-right:1px solid var(--line)}
.factbox dt{font:700 .74rem/1.2 var(--hf);text-transform:uppercase;letter-spacing:.1em;color:var(--steel);margin:0}
.factbox dd{margin:.25em 0 0;font-size:.98rem}
.factbox .fb-foot{margin:0;padding:10px 18px;font-size:.84rem;color:var(--muted);background:#eef2f5}
.bt .profiles .card{border-left-color:var(--bolt)}
.bt .flow{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:0;margin:0 0 1.4em;counter-reset:f}
.bt .flow div{counter-increment:f;background:var(--graphite2);color:#e7ecf0;padding:14px 16px;border-right:3px solid var(--bolt);font-size:.95rem}
.bt .flow div::before{content:"0" counter(f);display:block;font:700 1.4rem/1 var(--hf);color:var(--bolt);margin-bottom:6px}
.bt .flow strong{display:block;font-family:var(--hf);color:#fff}