:root{--z16-blue:#7890c0;--z16-blue-d:#111111;--z16-accent:#111111;--ink:#22303c;--muted:#5b6b7a;--bg:#f7f7f5;--ok:#2e8b57;--okbg:#eef8f1;--bad:#c0392b;--badbg:#fdf0ee;--line:#dde6ec}*{box-sizing:border-box}body{margin:0;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Arial,sans-serif;color:var(--ink);background:#fff;line-height:1.65;font-size:17px}.wrap{max-width:860px;margin:0 auto;padding:0 20px}header.site{background:var(--z16-blue-d);color:#fff;padding:14px 0}header.site .wrap{display:flex;justify-content:space-between;align-items:center;gap:16px;flex-wrap:wrap}.logo{font-weight:700;font-size:19px;color:#111111;text-decoration:none}.logo span{font-weight:400;font-size:13px;display:block;opacity:.85}nav.top a{color:#fff;text-decoration:none;margin-left:16px;font-size:15px;opacity:.92}nav.top a:hover{opacity:1;text-decoration:underline}.crumbs{font-size:13.5px;color:var(--muted);margin:18px 0 6px}.crumbs a{color:var(--z16-blue);text-decoration:none}h1{color:var(--z16-blue-d);font-size:30px;line-height:1.25;margin:10px 0 14px}h2{color:var(--z16-blue-d);font-size:23px;margin:34px 0 12px}h3{color:var(--z16-blue-d);font-size:18.5px;margin:24px 0 8px}.lead{font-size:18.5px;color:#34424f}a{color:var(--z16-blue)}table{border-collapse:collapse;width:100%;margin:16px 0;font-size:16px}th,td{border:1px solid var(--line);padding:9px 12px;text-align:left;vertical-align:top}th{background:var(--bg);color:var(--z16-blue-d)}.note{background:var(--bg);border-left:4px solid var(--z16-blue);padding:12px 16px;margin:18px 0;border-radius:0 8px 8px 0;font-size:16px}.warn{background:#f7e39f;border-left:4px solid var(--z16-accent);padding:12px 16px;margin:18px 0;border-radius:0 8px 8px 0;font-size:16px}.pair{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin:16px 0}@media (max-width:680px){.pair{grid-template-columns:1fr}}.good,.badx{border-radius:10px;padding:14px 16px;font-size:15.5px}.good{background:var(--okbg);border:1px solid #cbe7d4}.badx{background:var(--badbg);border:1px solid #f0cdc6}.good b{color:var(--ok)}.badx b{color:var(--bad)}.formula{font-family:"Onest",-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,sans-serif;font-size:18px;background:var(--bg);padding:10px 14px;border-radius:8px;margin:10px 0;overflow-x:auto}figure.scan{margin:16px 0;text-align:center}figure.scan img{max-width:100%;border:1px solid var(--line);border-radius:8px;background:#fff;box-shadow:none}figure.scan figcaption{font-size:13px;color:var(--muted);margin-top:6px;text-align:left}.cta{background:radial-gradient(720px 460px at 30% 0%,#1f1f1f,#161616 72%);color:#fff;border-radius:14px;padding:26px 26px;margin:40px 0 30px}.cta h2{color:#fff;margin:0 0 8px;font-size:22px}.cta p{margin:0 0 16px;opacity:.95}.btn{display:inline-block;background:#111111;color:#ffffff;text-decoration:none;font-weight:700;padding:13px 26px;border-radius:999px;font-size:16px;border:1.5px solid #111111;box-shadow:none}.btn:hover{filter:brightness(1.06)}.cta a.alt{color:#fff;margin-left:18px;font-size:15px}.links{background:var(--bg);border-radius:12px;padding:16px 20px;margin:26px 0}.links ul{margin:8px 0 0;padding-left:20px}.disclaimer{font-size:13.5px;color:var(--muted);border-top:1px solid var(--line);margin-top:34px;padding-top:14px}footer.site{background:var(--z16-blue-d);color:#fff;margin-top:46px;padding:26px 0;font-size:14.5px}footer.site a{color:#fff}ol li,ul li{margin:5px 0}.qcase{border:1px solid var(--line);border-radius:12px;padding:18px 20px;margin:18px 0}.qcase h3{margin-top:0}.scorebtns{margin:12px 0 6px}.scorebtns button{font-size:16px;font-weight:700;padding:9px 22px;margin-right:10px;border:2px solid var(--z16-blue);background:#fff;color:#111111;border-radius:9px;cursor:pointer}.scorebtns button:hover{background:var(--bg);color:#111111}.scorebtns button.sel-ok{background:var(--ok);border-color:var(--ok);color:#ffffff}.scorebtns button.sel-bad{background:var(--bad);border-color:var(--bad);color:#ffffff}.verdict{display:none;margin-top:10px;padding:12px 14px;border-radius:9px;font-size:15.5px}.verdict.ok{display:block;background:var(--okbg);border:1px solid #cbe7d4}.verdict.bad{display:block;background:var(--badbg);border:1px solid #f0cdc6}#result{display:none;background:var(--bg);border:2px solid var(--z16-blue);border-radius:12px;padding:18px 22px;margin:24px 0;font-size:17px}.chkgroup{border:1px solid var(--line);border-radius:12px;padding:14px 20px;margin:16px 0}.chkgroup h3{margin-top:4px}.chkgroup label{display:block;padding:7px 0;cursor:pointer;font-size:16px;border-bottom:1px dashed var(--line)}.chkgroup label:last-child{border-bottom:none}.chkgroup input{margin-right:10px;transform:scale(1.2)}.progress{position:sticky;top:0;background:#fff;padding:10px 0;font-weight:700;color:var(--z16-blue-d);z-index:5;border-bottom:1px solid var(--line)}.printbtn{background:var(--z16-blue-d);color:#fff;border:none;padding:11px 22px;border-radius:9px;font-size:15px;cursor:pointer}details{border:1px solid var(--line);border-radius:10px;padding:10px 16px;margin:10px 0;background:var(--bg)}summary{cursor:pointer;font-weight:700;color:var(--z16-blue-d)}.calc{border:1px solid var(--line);border-radius:12px;padding:20px;margin:20px 0;background:var(--bg)}.calc label{display:block;font-weight:700;color:var(--z16-blue-d);margin:12px 0 4px;font-size:15px}.calc input,.calc select{font-size:17px;padding:9px 12px;border:1px solid var(--line);border-radius:8px;width:100%;max-width:320px;background:#fff}.calc button{margin-top:16px;font-size:16px;font-weight:700;padding:12px 26px;border:none;border-radius:9px;background:var(--z16-blue-d);color:#ffffff;cursor:pointer}.calc button:hover{filter:brightness(1.08)}#calcout{margin-top:8px}.total{background:var(--okbg);border:1px solid #cbe7d4;border-radius:10px;padding:12px 16px;margin:14px 0;font-size:16.5px}@media print{header.site,footer.site,.cta,.links,.printbtn,.crumbs,nav.top{display:none!important}body{font-size:13px}}