@font-face{font-family:Barlow;src:url('/assets/barlow-regular.ttf') format('truetype');font-weight:400;font-display:swap}
@font-face{font-family:Barlow;src:url('/assets/barlow-semibold.ttf') format('truetype');font-weight:600 800;font-display:swap}
@font-face{font-family:'Barlow Condensed';src:url('/assets/barlow-condensed-bold.ttf') format('truetype');font-weight:700;font-display:swap}
:root{--bg:oklch(1 0 0);--ink:oklch(.23 .018 188);--muted:oklch(.45 .024 188);--primary:oklch(.4 .071 188);--primary-deep:oklch(.3 .049 188);--surface:oklch(.966 .009 188);--line:oklch(.85 .018 188);--accent:oklch(.94 .13 116);--focus:oklch(.45 .13 250);--max:1200px;color:var(--ink);background:var(--bg);font-family:Barlow,Arial,sans-serif;font-synthesis:none;line-height:1.65;font-size:18px}
*{box-sizing:border-box}body{margin:0}a{color:var(--primary);text-underline-offset:4px}a:hover{text-decoration-thickness:2px}button{font:inherit}a,button,summary{touch-action:manipulation}a:focus-visible,button:focus-visible,summary:focus-visible{outline:3px solid var(--focus);outline-offset:5px}::selection{background:var(--accent);color:var(--ink)}h1,h2,h3,p{margin-top:0}h1,h2,h3{text-wrap:balance;line-height:1.1}p,li,dd{text-wrap:pretty}h1,h2{font-family:'Barlow Condensed','Arial Narrow',Arial,sans-serif;font-weight:700}h1{font-size:clamp(2.8rem,6.4vw,5.3rem);letter-spacing:-.022em;margin-bottom:22px}h2{font-size:clamp(2rem,3.2vw,2.65rem);letter-spacing:-.015em}h3{font-size:1.15rem}p{margin-bottom:1.1rem}svg{display:block}button{cursor:pointer}main{min-height:60vh}.wrap{width:min(var(--max),calc(100% - 64px));margin-inline:auto}.skip-link{position:absolute;top:8px;left:16px;z-index:10;padding:12px 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10px}.overview-stage{display:grid;grid-template-columns:56px 1fr;gap:19px;align-items:start}.stage-icon{width:53px;height:60px;color:var(--accent)}.overview-stage h2{font-size:2rem;line-height:1;margin:0 0 7px}.overview-stage p{font-size:.92rem;line-height:1.5;color:oklch(.91 .017 188);margin:0}.stage-connector{height:29px;margin:9px 0 9px 25px;border-left:1px solid oklch(.74 .04 188);position:relative}.stage-connector::after{content:'↓';position:absolute;bottom:-9px;left:-5px;font-size:16px}.overview figcaption{border-top:1px solid oklch(.66 .04 188);padding-top:16px;margin-top:28px;color:oklch(.91 .017 188);font-size:.79rem}.availability{display:flex;align-items:center;justify-content:space-between;gap:24px;padding:18px 24px;background:var(--surface);border-radius:6px;font-size:.9rem;line-height:1.45}.availability p{margin:0}.availability strong{display:block;font-weight:600}.availability a{white-space:nowrap;font-weight:600}.guide-section{padding-block:66px 70px}.section-head{display:flex;align-items:end;justify-content:space-between;gap:24px;margin-bottom:24px}.section-head h2{margin-bottom:9px}.section-head p{margin-bottom:0;color:var(--muted)}.filters{display:flex;gap:6px;flex-wrap:wrap;justify-content:flex-end}.filters[hidden],[hidden]{display:none!important}.filter{border:1px solid var(--line);border-radius:30px;padding:8px 15px;min-height:44px;background:var(--bg);color:var(--ink);font-size:.88rem;transition:background .16s ease-out}.filter[aria-pressed=true]{background:var(--ink);color:var(--bg);border-color:var(--ink)}.filter:hover{border-color:var(--ink)}.guide-list{border-top:1px solid var(--line)}.guide-row{display:grid;grid-template-columns:160px 1fr 30px;gap:26px;padding-block:28px;border-bottom:1px solid var(--line);align-items:center;text-decoration:none;color:var(--ink);transition:background .16s ease-out,padding .16s ease-out}.guide-row:hover{background:var(--surface);padding-inline:15px}.guide-row .topic{font-size:.87rem;color:var(--muted)}.guide-row h3{margin-bottom:7px;font-size:1.35rem;font-weight:600}.guide-row p{margin:0;max-width:67ch;color:var(--muted);font-size:.94rem}.arrow{font-size:1.5rem;color:var(--primary)}.note-band{display:grid;grid-template-columns:1fr 1.3fr;gap:50px;border-top:3px solid var(--ink);padding-block:32px 58px}.note-band h2{font-size:2.1rem}.note-band p{color:var(--muted)}.site-footer{border-top:1px solid var(--line);padding-block:35px 30px;background:var(--surface)}.footer-top{display:flex;align-items:center;justify-content:space-between;gap:25px}.footer-links{display:flex;flex-wrap:wrap;gap:24px}.footer-links a{font-size:.86rem;color:var(--ink)}.footer-bottom{display:flex;justify-content:space-between;gap:24px;color:var(--muted);font-size:.78rem;padding-top:25px}.footer-bottom p{margin:0;max-width:75ch}.breadcrumb{display:flex;gap:10px;flex-wrap:wrap;font-size:.83rem;color:var(--muted);padding-block:28px 0}.breadcrumb a{color:var(--muted)}.article-head{max-width:910px;padding-block:34px 40px}.article-head h1{font-size:clamp(2.7rem,5.5vw,4.2rem);max-width:22ch}.article-head .intro{font-size:1.18rem;color:var(--muted);max-width:63ch;margin:0}.meta{color:var(--muted);font-size:.81rem;margin-top:18px;margin-bottom:0}.article-layout{display:grid;grid-template-columns:220px minmax(0,720px);justify-content:space-between;gap:58px;padding-block:0 70px}.toc{position:sticky;top:24px;align-self:start;border-top:2px solid var(--ink);padding-top:18px}.toc p{font-size:.87rem;font-weight:600;margin-bottom:10px}.toc ol{padding:0;list-style:none;margin:0}.toc a{display:block;padding-block:7px;line-height:1.5;font-size:.86rem;color:var(--muted);text-decoration:none}.toc a:hover{text-decoration:underline;color:var(--primary)}.article-body{min-width:0}.article-body section{scroll-margin-top:24px;border-top:1px solid var(--line);padding-top:26px;margin-bottom:35px}.article-body h2{font-size:2rem;margin-bottom:16px}.article-body p{max-width:70ch}.definitions{margin:25px 0}.definitions>div{display:grid;grid-template-columns:155px 1fr;gap:23px;padding:16px 0;border-bottom:1px solid var(--line)}dt{font-weight:600}dd{margin:0;color:var(--muted)}.sources{background:var(--surface);padding:25px!important;border-radius:6px;border:0!important}.sources h2{font-size:1.6rem}.sources ul{padding-left:20px;font-size:.88rem;margin-bottom:0}.sources li+li{margin-top:9px}.related{display:flex;justify-content:space-between;gap:20px;border-top:2px solid var(--ink);padding-top:22px;font-weight:600;font-size:.93rem}.error-page{max-width:650px;padding-block:90px 110px}.error-page p{color:var(--muted)}
@media(max-width:1000px){.hero{gap:32px}.overview{padding:26px 24px}.section-head{display:block}.filters{justify-content:flex-start;margin-top:20px}.article-layout{grid-template-columns:190px minmax(0,1fr);gap:35px}.brand{font-size:1.2rem}.nav{gap:20px}}
@media(max-width:720px){:root{font-size:17px}.wrap{width:calc(100% - 36px)}.header-inner{min-height:86px;gap:10px;flex-wrap:wrap;padding-block:17px 9px}.brand{font-size:1.2rem}.brand svg{width:28px;height:30px}.nav{gap:22px;width:100%;justify-content:flex-start}.nav a{font-size:.85rem;padding:6px 0;min-height:44px}.hero{grid-template-columns:1fr;gap:35px;padding-block:35px}.hero h1{max-width:12ch;font-size:clamp(3.1rem,13vw,4.6rem)}.edition{margin-bottom:20px}.hero .intro{font-size:1.08rem}.overview{padding:25px}.overview-top{margin-bottom:25px}.overview-stage{grid-template-columns:45px 1fr;gap:20px}.stage-icon{width:43px;height:50px}.overview-stage h2{font-size:1.85rem}.stage-connector{margin-left:20px;height:20px}.availability{padding:17px;display:block}.availability a{display:inline-block;margin-top:10px}.guide-section{padding-block:42px}.guide-row{grid-template-columns:1fr 25px;gap:8px;padding-block:24px}.guide-row .topic{grid-column:1/-1}.guide-row:hover{padding-inline:8px}.guide-row h3{font-size:1.25rem}.note-band{grid-template-columns:1fr;gap:8px;padding-bottom:30px}.note-band h2{margin-bottom:10px}.footer-top,.footer-bottom{display:block}.footer-links{gap:18px;margin-top:20px}.footer-bottom p+p{margin-top:14px}.article-head{padding-block:27px}.article-head h1{font-size:3rem;max-width:19ch}.article-layout{display:block;padding-bottom:40px}.toc{position:static;margin-bottom:28px;padding-top:12px}.toc ol{display:flex;flex-wrap:wrap;gap:0 18px}.toc a{font-size:.85rem;min-height:44px}.article-body section{padding-top:21px}.definitions>div{grid-template-columns:1fr;gap:5px}.related{flex-wrap:wrap}.breadcrumb{font-size:.78rem}.error-page{padding-block:55px}}
@media(prefers-reduced-motion:reduce){*,*::before,*::after{transition:none!important;scroll-behavior:auto!important}.button:hover{transform:none}}

.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}