:root{--ink:#14213d;--body:#2b3445;--muted:#5d6779;--line:#dfe3ea;--bg:#f7f8fa;--brand:#0f5c4c;--brand2:#0b4a3d;--green:#137a3a;--greenbg:#e7f5ec;--red:#b42318;--redbg:#fdecea;--amber:#8a5a00;--amberbg:#fff4dc}
*{box-sizing:border-box}html{-webkit-text-size-adjust:100%}
body{margin:0;font:16px/1.6 system-ui,-apple-system,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;color:var(--body);background:#fff}
a{color:var(--brand)}a:hover{color:var(--brand2)}
.wrap{max-width:1040px;margin:0 auto;padding:0 20px}
header.site{border-bottom:1px solid var(--line);background:#fff}
header.site .wrap{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:60px;flex-wrap:wrap}
.logo{font-weight:700;color:var(--ink);text-decoration:none;font-size:19px;letter-spacing:-.2px}.logo span{color:var(--brand)}
nav.top a{margin-left:18px;color:var(--body);text-decoration:none;font-size:15px}nav.top a:hover{color:var(--brand)}
main{padding:28px 0 48px}
h1{color:var(--ink);font-size:34px;line-height:1.2;margin:8px 0 12px;letter-spacing:-.4px}
h2{color:var(--ink);font-size:24px;margin:40px 0 10px}h3{color:var(--ink);font-size:19px;margin:24px 0 8px}h4{color:var(--ink);margin:18px 0 8px}
.lead{font-size:18px;color:var(--muted);max-width:760px}
.crumbs{font-size:14px;color:var(--muted)}.crumbs a{color:var(--muted)}
.facts{border:1px solid #cfe3dc;background:#f2f8f6;border-radius:10px;padding:14px 18px;margin:18px 0 24px}
.facts p.t{margin:0 0 6px;font-weight:700;color:var(--ink);font-size:14px;text-transform:uppercase;letter-spacing:.5px}
.facts ul{margin:0;padding-left:20px}.facts li{margin:3px 0}.facts .upd{margin:8px 0 0;font-size:13px;color:var(--muted)}
#converter{border:1px solid var(--line);border-radius:12px;padding:18px;background:var(--bg);margin:20px 0}
.drop{display:block;border:2px dashed #b8c2d1;border-radius:10px;background:#fff;padding:34px 16px;text-align:center;cursor:pointer;transition:.15s}
.drop.over,.drop:hover{border-color:var(--brand);background:#f2f8f6}.drop strong{color:var(--ink);font-size:18px}.drop .link{color:var(--brand);text-decoration:underline}
.drop small{display:block;margin-top:6px;color:var(--muted)}
.row{display:flex;gap:14px;align-items:center;flex-wrap:wrap;margin-top:12px;font-size:14px;color:var(--muted)}
.btn,button.btn,#sample{font:inherit;font-size:14px;border:1px solid #b8c2d1;background:#fff;color:var(--ink);border-radius:8px;padding:7px 12px;cursor:pointer}
.btn:hover,#sample:hover{border-color:var(--brand)}.btn.primary{background:var(--brand);border-color:var(--brand);color:#fff}.btn.primary:hover{background:var(--brand2)}
.result{background:#fff;border:1px solid var(--line);border-radius:10px;padding:16px;margin-top:16px}
.result h3{margin:0 0 10px;font-size:17px;word-break:break-all}.kind{font-weight:400;color:var(--muted);font-size:14px;margin-left:10px}
.badge{display:inline-block;font-weight:700;font-size:14px;border-radius:999px;padding:4px 12px}
.badge.green{background:var(--greenbg);color:var(--green)}.badge.red{background:var(--redbg);color:var(--red)}.badge.amber{background:var(--amberbg);color:var(--amber)}
.summary dl{display:grid;grid-template-columns:repeat(auto-fit,minmax(170px,1fr));gap:8px;margin:10px 0}
.summary dl div{border:1px solid var(--line);border-radius:8px;padding:8px 10px}.summary dt{font-size:12px;color:var(--muted)}.summary dd{margin:0;font-weight:600;color:var(--ink);font-variant-numeric:tabular-nums}
dd.edit{border-bottom:1px dashed #b8c2d1}dd.bad{color:var(--red)}
.muted{color:var(--muted)}.small{font-size:13px}.warn{color:var(--red)}
.warnings{color:var(--amber);font-size:14px;margin:6px 0}
.exports{display:flex;gap:8px;flex-wrap:wrap;align-items:center;margin:12px 0}
.tabs{display:flex;gap:4px;border-bottom:1px solid var(--line);margin-top:10px}.tabs button{font:inherit;font-size:14px;border:0;background:none;padding:8px 12px;cursor:pointer;color:var(--muted);border-bottom:2px solid transparent}
.tabs button.on{color:var(--ink);border-bottom-color:var(--brand);font-weight:600}
.tablewrap{max-height:520px;overflow:auto}
table.tx{width:100%;border-collapse:collapse;font-size:14px;font-variant-numeric:tabular-nums}
table.tx th{position:sticky;top:0;background:#fff;text-align:left;border-bottom:2px solid var(--line);padding:6px 8px;color:var(--ink)}
table.tx td{border-bottom:1px solid #eef0f4;padding:5px 8px;vertical-align:top}table.tx .num{text-align:right;white-space:nowrap}
table.tx tr.fail td{background:var(--redbg)}table.tx tr.dup td{background:var(--amberbg)}td.flag{color:var(--muted);text-align:center}
td[contenteditable]:focus,dd[contenteditable]:focus{outline:2px solid var(--brand);background:#fff}
table.plain{border-collapse:collapse;width:100%;font-size:15px;margin:12px 0}table.plain th,table.plain td{border:1px solid var(--line);padding:8px 10px;text-align:left;vertical-align:top}table.plain th{background:var(--bg);color:var(--ink)}
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:14px;margin:16px 0}
.card{border:1px solid var(--line);border-radius:10px;padding:16px;background:#fff}.card h3{margin-top:0;font-size:17px}.card a.more{font-weight:600}
.price{font-size:28px;font-weight:700;color:var(--ink)}.tag{display:inline-block;font-size:12px;background:var(--amberbg);color:var(--amber);border-radius:999px;padding:2px 8px;font-weight:600}
.faq details{border-bottom:1px solid var(--line);padding:10px 0}.faq summary{cursor:pointer;font-weight:600;color:var(--ink)}.faq details p{margin:8px 0 0}
form.wl{display:flex;gap:8px;flex-wrap:wrap;margin:12px 0}form.wl input,form.wl select{font:inherit;padding:8px 10px;border:1px solid #b8c2d1;border-radius:8px}form.wl input[type=email]{min-width:260px}
.note{background:var(--bg);border-left:3px solid var(--brand);padding:10px 14px;margin:16px 0}
footer.site{border-top:1px solid var(--line);background:var(--bg);padding:28px 0;font-size:14px;color:var(--muted)}
footer.site .cols{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:16px}footer.site h4{margin:0 0 6px;font-size:14px}footer.site a{color:var(--muted);display:block;text-decoration:none;margin:3px 0}footer.site a:hover{color:var(--brand)}
code{background:var(--bg);padding:1px 5px;border-radius:4px;font-size:.92em}
@media(max-width:640px){h1{font-size:27px}nav.top a{margin-left:12px;font-size:14px}}
.hp{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden}
.answer{border-left:4px solid #0f5c4c;background:#f2f8f6;padding:.75rem 1rem;margin:.5rem 0 1rem;border-radius:4px}
.answer p{margin:.2rem 0}
.answer .upd{font-size:.85rem;color:#555}