:root{--ink:#132a2a;--muted:#55666a;--bg:#f7f9f6;--card:#fff;--line:#dfe6e1;--brand:#0f766e;--brand-d:#0b5c56;--accent:#f59e0b;--ok:#15803d;--warn:#b45309;--no:#b91c1c;--soft:#e8f3f1}
*{box-sizing:border-box}html{-webkit-text-size-adjust:100%}
body{margin:0;font-family:system-ui,-apple-system,"Segoe UI",Roboto,Inter,sans-serif;color:var(--ink);background:var(--bg);line-height:1.6;font-size:17px}
a{color:var(--brand)}a:hover{color:var(--brand-d)}img{max-width:100%}
.wrap{max-width:1080px;margin:0 auto;padding:0 18px}.narrow{max-width:780px}
.skip{position:absolute;left:-999px}.skip:focus{left:10px;top:10px;background:#fff;padding:8px;z-index:9}
.top{background:#fff;border-bottom:1px solid var(--line);position:sticky;top:0;z-index:5}
.nav{display:flex;align-items:center;justify-content:space-between;min-height:60px;position:relative;flex-wrap:wrap}
.logo{font-size:1.18rem;text-decoration:none;color:var(--ink);font-weight:700;letter-spacing:-.01em}.logo b{color:var(--brand)}
nav a{color:var(--ink);text-decoration:none;font-weight:500;font-size:.95rem}
.navtoggle{display:none;background:none;border:1.5px solid var(--line);border-radius:10px;width:44px;height:40px;padding:9px 10px;cursor:pointer;flex-direction:column;justify-content:space-between}
.js .navtoggle{display:flex}.navtoggle span{display:block;height:2px;background:var(--ink);border-radius:2px}
nav{display:flex;flex-wrap:wrap;gap:4px 14px;padding:8px 0;width:100%}
.js nav{display:none;position:absolute;top:100%;left:0;right:0;background:#fff;border-bottom:1px solid var(--line);box-shadow:0 8px 24px rgba(0,0,0,.07);flex-direction:column;padding:8px 18px 16px}
.js nav.open{display:flex}.js nav a{padding:10px 0;font-size:1.05rem}
.btn{display:inline-block;background:var(--brand);color:#fff!important;border:0;padding:12px 20px;border-radius:10px;font-weight:600;text-decoration:none;cursor:pointer;font-size:1rem;line-height:1.3}
.btn:hover{background:var(--brand-d)}.btn.sm{padding:8px 14px;font-size:.92rem}.btn.ghost{background:#fff;color:var(--ink)!important;border:1.5px solid var(--line)}
.hero{background:linear-gradient(180deg,#e6f2ef,var(--bg));padding:40px 0 28px;border-bottom:1px solid var(--line)}
.kicker{color:var(--brand);font-weight:700;font-size:.85rem;margin:0;text-transform:uppercase;letter-spacing:.05em}
h1{font-size:clamp(1.9rem,6vw,3rem);line-height:1.12;margin:.25em 0 .35em;letter-spacing:-.02em}h2{font-size:1.45rem;line-height:1.25;margin:1.6em 0 .5em}h3{line-height:1.3}
.hero h1 span{color:var(--brand)}.lede{font-size:1.12rem;color:var(--muted);max-width:700px}
.cta{display:flex;gap:10px;flex-wrap:wrap;margin:16px 0}
.grid{display:grid;grid-template-columns:1fr;gap:14px}
.card{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:18px;display:flex;flex-direction:column}
.card h3{margin:.1em 0 .3em;font-size:1.15rem}.card h3 a{color:var(--ink);text-decoration:none}.card p{margin:.3em 0;color:var(--muted)}.card .figs{color:var(--ink);font-weight:600;font-size:.95rem}
.card .links{margin-top:auto;padding-top:10px;display:flex;gap:14px;flex-wrap:wrap;font-weight:600;font-size:.95rem}
.pt{padding-top:26px;padding-bottom:10px}.small{font-size:.86rem;color:var(--muted)}.back{text-decoration:none;font-weight:500;font-size:.95rem}
.crumbs{font-size:.86rem;color:var(--muted);margin:0 0 6px}.crumbs a{text-decoration:none}
.disc{background:#fff8e6;border:1px solid #f3dfa8;border-radius:12px;padding:10px 14px;font-size:.9rem;margin:14px 0}
.facts{width:100%;border-collapse:collapse;background:#fff;border:1px solid var(--line);border-radius:12px;overflow:hidden;margin:14px 0;font-size:.97rem}
.facts th,.facts td{text-align:left;padding:10px 12px;border-bottom:1px solid var(--line);vertical-align:top}.facts th{width:40%;color:var(--muted);font-weight:600}
.tblwrap{overflow-x:auto;-webkit-overflow-scrolling:touch}
.src{background:#fff;border:1px solid var(--line);border-radius:12px;padding:12px 16px;margin:20px 0;font-size:.92rem}.src h2{font-size:1.05rem;margin:0 0 6px}.src ul{margin:0;padding-left:18px}.src li{margin:3px 0}
.note{background:#fff;border:1px dashed var(--line);border-radius:12px;padding:12px 16px;margin:16px 0}
.callout{background:var(--soft);border-radius:14px;padding:16px 18px;margin:18px 0}.callout h2,.callout h3{margin-top:0}
main li{margin:4px 0}main a,main td,main p,main li{overflow-wrap:anywhere}
.faq{background:#fff;border:1px solid var(--line);border-radius:10px;padding:10px 14px;margin:8px 0}.faq summary{font-weight:600;cursor:pointer}.faq p{margin:8px 0 0}
/* checker */
.checker{background:#fff;border:1px solid var(--line);border-radius:16px;padding:18px;margin:16px 0}
.q{border:0;border-bottom:1px solid var(--line);margin:0;padding:14px 0}.q:last-of-type{border-bottom:0}
.q legend,.q>label{font-weight:600;display:block;margin-bottom:6px;padding:0}.q .help{display:block;font-weight:400;color:var(--muted);font-size:.88rem;margin-top:2px}
.opts{display:flex;flex-wrap:wrap;gap:8px}.opts label{display:flex;align-items:center;gap:6px;border:1.5px solid var(--line);border-radius:10px;padding:8px 12px;cursor:pointer;font-weight:500;background:#fafcfb}
.opts input{accent-color:var(--brand);width:18px;height:18px}.opts label:has(input:checked){border-color:var(--brand);background:var(--soft)}
.q input[type=number],.q input[type=text],.q select{width:100%;max-width:340px;padding:11px 12px;border:1.5px solid var(--line);border-radius:10px;font-size:1rem;background:#fff}
.money{position:relative;max-width:340px}.money::before{content:"$";position:absolute;left:12px;top:50%;transform:translateY(-50%);color:var(--muted)}.money input{padding-left:24px!important}
.result{margin-top:16px;border-top:2px solid var(--brand);padding-top:14px}.result h3{margin:.2em 0 .5em}
.rules{list-style:none;padding:0;margin:0}.rules li{display:flex;gap:10px;padding:8px 0;border-bottom:1px dashed var(--line)}.rules .ic{flex:0 0 26px;height:26px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-weight:700;font-size:.9rem;color:#fff}
.ic.ok{background:var(--ok)}.ic.no{background:var(--no)}.ic.unk{background:var(--warn)}
.est{background:var(--soft);border-radius:12px;padding:14px 16px;margin:14px 0}.est b.big{font-size:1.6rem;display:block}
.verdict{font-weight:600}
/* vin */
.vin{background:#fff;border:1px solid var(--line);border-radius:16px;padding:18px;margin:16px 0}.vinrow{display:flex;gap:8px;flex-wrap:wrap}.vinrow input{flex:1 1 240px;padding:12px;border:1.5px solid var(--line);border-radius:10px;font-size:1.05rem;text-transform:uppercase;letter-spacing:.06em;font-family:ui-monospace,Menlo,monospace}
.vinrow .yr{flex:0 1 130px;letter-spacing:0;font-family:inherit;text-transform:none}
.vinout{margin-top:14px}
/* occupations */
.filters{display:flex;flex-wrap:wrap;gap:8px;margin:14px 0}.filters input,.filters select{padding:11px;border:1.5px solid var(--line);border-radius:10px;background:#fff;font-size:1rem}.filters input{flex:1 1 260px}
.count{color:var(--muted);font-size:.92rem}.occ{background:#fff;border:1px solid var(--line);border-radius:12px;padding:12px 14px;margin:8px 0}.occ h3{margin:0;font-size:1.05rem}.occ .code{display:inline-block;font-size:.78rem;font-weight:700;background:var(--soft);color:var(--brand-d);border-radius:99px;padding:2px 8px;margin-right:6px}.occ p{margin:4px 0;font-size:.93rem;color:var(--muted)}
.cathead{margin-top:24px}
.chips{display:flex;flex-wrap:wrap;gap:8px}.chip{background:#fff;border:1px solid var(--line);border-radius:99px;padding:7px 13px;text-decoration:none;color:var(--ink);font-weight:500;font-size:.93rem}
.answer{font-size:1.15rem;background:#fff;border-left:5px solid var(--brand);border-radius:8px;padding:12px 16px;margin:12px 0}
/* file with */
.filewith{background:#fff;border:1px solid var(--line);border-radius:16px;padding:16px 18px;margin:24px 0}.filewith h2{margin:0 0 4px;font-size:1.2rem}
.fw{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin:12px 0}.fw a{display:block;border:1.5px solid var(--line);border-radius:12px;padding:12px;text-decoration:none;color:var(--ink);font-weight:700;background:#fafcfb}.fw a:hover{border-color:var(--brand)}
.tag{display:inline-block;font-size:.7rem;font-weight:700;text-transform:uppercase;letter-spacing:.04em;color:#7a5200;background:#fff1cc;border-radius:99px;padding:2px 7px;margin-top:4px}
/* signup */
.signup{background:var(--ink);color:#fff;margin:36px 0 0;padding:34px 0}.signup h2{margin-top:0}.signup p{color:#cfe0dc}
.sform{display:flex;flex-wrap:wrap;gap:10px}.sform input{flex:1 1 220px;padding:13px;border-radius:10px;border:0;font-size:1rem}.signup .btn{background:var(--accent);color:#1d1400!important}
/* advertise */
.pkgs{display:grid;grid-template-columns:1fr;gap:14px;margin:0 0 20px}.pkg{background:#fff;border:1px solid var(--line);border-radius:16px;padding:18px}.pkg h3{margin:0 0 4px}.pkg .price{font-size:1.5rem;font-weight:700;margin:6px 0 0}.pkg .price small{font-size:.9rem;font-weight:500;color:var(--muted)}.pkg .launch{color:var(--ok);font-weight:600;font-size:.9rem;margin:2px 0 10px}.pkg ul{padding-left:18px;margin:0;font-size:.95rem}
.foot{background:#fff;border-top:1px solid var(--line);margin-top:0;padding:30px 0 18px;font-size:.93rem}.fgrid{display:grid;grid-template-columns:1fr;gap:22px}.foot h4{margin:0 0 8px}.foot a{text-decoration:none}.foot p{color:var(--muted)}
.footdisc{border-top:1px solid var(--line);margin-top:18px;padding-top:12px;color:var(--muted);font-size:.85rem}
[hidden]{display:none!important}
@media(min-width:720px){
 body{font-size:17.5px}.grid{grid-template-columns:1fr 1fr}.fw{grid-template-columns:repeat(4,1fr)}.pkgs{grid-template-columns:repeat(3,1fr)}.fgrid{grid-template-columns:2fr 1fr 1fr}
 .hero{padding:58px 0 40px}
}
@media(min-width:900px){
 .navtoggle,.js .navtoggle{display:none}nav,.js nav{display:flex;position:static;flex-direction:row;width:auto;box-shadow:none;border:0;padding:0;background:none;align-items:center;gap:20px}.js nav a{padding:0;font-size:.95rem}
 .nav{flex-wrap:nowrap}
}
.result,.vinout,#alerts{scroll-margin-top:80px}