:root{--ink:#1b2430;--muted:#4a5666;--bg:#fff;--soft:#f3f6f9;--line:#d9e0e7;--brand:#0b5c7a;--brand-dark:#08445a;--accent:#f2b134;--radius:10px;--max:46rem;--wide:68rem;color-scheme:light}*,:before,:after{box-sizing:border-box}html{-webkit-text-size-adjust:100%}body{color:var(--ink);background:var(--bg);margin:0;font-family:system-ui,-apple-system,Segoe UI,Roboto,Helvetica Neue,Arial,sans-serif;font-size:1.0625rem;line-height:1.65}img{max-width:100%;height:auto}a{color:var(--brand);text-underline-offset:2px}a:hover{color:var(--brand-dark)}:focus-visible{outline:3px solid var(--accent);outline-offset:2px}h1,h2,h3{margin:1.6em 0 .5em;line-height:1.25}h1{margin-top:.5em;font-size:clamp(1.75rem,5vw,2.5rem)}h2{font-size:clamp(1.3rem,3.5vw,1.6rem)}h3{font-size:1.15rem}p,ul,ol{margin:0 0 1em}.skip{position:absolute;left:-9999px}.skip:focus{z-index:10;background:#fff;padding:.5rem 1rem;top:1rem;left:1rem}.wrap{max-width:var(--wide);margin:0 auto;padding:0 1.25rem}.prose{max-width:var(--max)}header.site{border-bottom:1px solid var(--line);background:#fff}header.site .wrap{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:.5rem 1.5rem;padding-top:.85rem;padding-bottom:.85rem;display:flex}.logo{color:var(--ink);letter-spacing:-.01em;font-size:1.25rem;font-weight:800;text-decoration:none}.logo span{color:var(--brand)}nav.main ul{flex-wrap:wrap;gap:.25rem 1.1rem;margin:0;padding:0;list-style:none;display:flex}nav.main a{color:var(--muted);padding:.35rem 0;font-size:.97rem;font-weight:600;text-decoration:none;display:inline-block}nav.main a:hover,nav.main a[aria-current=page]{color:var(--brand);text-decoration:underline}main{padding:2rem 0 3rem}.hero{background:var(--soft);border-bottom:1px solid var(--line);margin-top:-2rem;margin-bottom:2rem;padding:2.5rem 0}.hero p.lede{color:var(--muted);max-width:40rem;font-size:1.2rem}.cards{grid-template-columns:1fr;gap:1rem;margin:1.5rem 0;display:grid}@media (width>=640px){.cards{grid-template-columns:1fr 1fr}}.card{border:1px solid var(--line);border-radius:var(--radius);background:#fff;padding:1.1rem 1.2rem}.card h3{margin-top:0}.card p{color:var(--muted);margin:0}.note{border-left:4px solid var(--accent);border-radius:0 var(--radius) var(--radius) 0;background:#fff8e8;padding:.8rem 1rem}.signup{border:1px solid var(--line);border-radius:var(--radius);background:var(--soft);margin:2rem 0;padding:1.25rem}.signup h2{margin-top:0}.btn{background:var(--brand);color:#fff;border-radius:8px;padding:.65rem 1.1rem;font-weight:700;text-decoration:none;display:inline-block}.btn:hover{background:var(--brand-dark);color:#fff}footer.site{border-top:1px solid var(--line);background:var(--soft);color:var(--muted);padding:2rem 0;font-size:.92rem}footer.site p{max-width:var(--max)}footer.site ul{flex-wrap:wrap;gap:.25rem 1.2rem;padding:0;list-style:none;display:flex}.meta{color:var(--muted);font-size:.92rem}.crumbs{margin:0;font-size:.92rem}.guide h2{scroll-margin-top:1rem}.status{border:2px solid var(--brand);border-radius:var(--radius);background:#f0f7fa;margin:1.5rem 0;padding:1rem 1.2rem}.status h2{margin-top:0;font-size:1.15rem}.status p:last-child,.status ul:last-child{margin-bottom:0}.keyfacts{border:1px solid var(--line);border-radius:var(--radius);background:var(--soft);margin:1.5rem 0;padding:1rem 1.2rem}.keyfacts h2{margin-top:0;font-size:1.15rem}.keyfacts ul{margin-bottom:0}.toc{font-size:.97rem}.toc ol{margin-bottom:0}table{border-collapse:collapse;width:100%;margin:1rem 0 1.5rem;font-size:.97rem}th,td{border:1px solid var(--line);text-align:left;vertical-align:top;padding:.5rem .6rem}th{background:var(--soft)}.table-wrap{overflow-x:auto}details.faq{border-bottom:1px solid var(--line);padding:.6rem 0}details.faq summary{cursor:pointer;font-weight:600}details.faq p{margin:.5rem 0 0}.sources{font-size:.95rem}.sources li{margin-bottom:.4rem}.checklist li{margin-bottom:.45rem}.checker{border:1px solid var(--line);border-radius:var(--radius);background:#fff;margin:1.5rem 0;padding:1.1rem 1.2rem}.checker h2{margin-top:0}.checker fieldset{border:0;margin:0 0 1rem;padding:0}.checker legend{margin-bottom:.35rem;font-weight:600}.checker label{align-items:center;gap:.35rem;margin-right:1.1rem;padding:.2rem 0;display:inline-flex}.checker input[type=radio]{width:1.1rem;height:1.1rem}.checker input[type=number]{font:inherit;border:1px solid #8a96a3;border-radius:6px;width:10rem;padding:.4rem .5rem}.checker .hint{color:var(--muted);margin:.1rem 0 0;font-size:.92rem}.checker button{font:inherit;background:var(--brand);color:#fff;cursor:pointer;border:0;border-radius:8px;padding:.6rem 1.1rem;font-weight:700}.checker button:hover{background:var(--brand-dark)}.result{border-radius:var(--radius);margin-top:1rem;padding:.9rem 1rem}.result.ok{background:#eaf6ee;border:1px solid #9fd0ac}.result.no{background:#fdeeee;border:1px solid #e6a9a9}.result.maybe{background:#fff8e8;border:1px solid #ecd08a}.result ul{margin-bottom:0}
