:root{--ink:#14213d;--soft:#55607a;--line:#dfe4ec;--bg:#f6f8fb;--card:#fff;--brand:#1f4fd8;--brand-ink:#fff;--ok:#e7f6ee;--okink:#106a3c;--bad:#fdeceb;--badink:#a3221f;--un:#f1f3f7;--font:system-ui,-apple-system,"Segoe UI",Roboto,sans-serif}
*{box-sizing:border-box}html{-webkit-text-size-adjust:100%}body{margin:0;background:var(--bg);color:var(--ink);font:16px/1.6 var(--font)}
a{color:var(--brand)}.wrap{width:min(1080px,calc(100% - 32px));margin-inline:auto}
.skip{position:absolute;left:-999px}.skip:focus{left:16px;top:8px;background:#fff;padding:8px 12px;z-index:9}
.top{background:#fff;border-bottom:1px solid var(--line)}.top-in{display:flex;align-items:center;justify-content:space-between;gap:12px;min-height:58px;flex-wrap:wrap}
.brand{display:flex;align-items:center;gap:9px;font-weight:800;font-size:18px;color:var(--ink);text-decoration:none}.brand img{width:28px;height:28px}
.top nav{display:flex;gap:16px;font-size:14px;font-weight:600}.top nav a{color:var(--soft);text-decoration:none}.top nav a:hover{color:var(--ink)}
.badge{display:inline-block;font-size:12px;font-weight:800;letter-spacing:.04em;color:var(--okink);background:var(--ok);border:1px solid #b7e2c8;border-radius:999px;padding:3px 10px;margin-bottom:12px}
.hero{padding:40px 0 18px;text-align:center}.hero h1{font-size:clamp(28px,4.6vw,44px);line-height:1.12;margin:0 auto 12px;max-width:820px;letter-spacing:-.02em}
.hero p{color:var(--soft);font-size:18px;max-width:700px;margin:0 auto}
.points{display:flex;justify-content:center;flex-wrap:wrap;gap:8px 22px;list-style:none;padding:0;margin:18px 0 0;font-size:14px;font-weight:600;color:var(--ink)}.points li::before{content:'✓ ';color:var(--okink);font-weight:900}
.tool{background:var(--card);border:1px solid var(--line);border-radius:18px;padding:22px;box-shadow:0 12px 34px #14213d12;margin:18px 0 30px}
.drop{position:relative;display:flex;flex-direction:column;align-items:center;gap:6px;padding:38px 16px;border:2px dashed #b7c3d8;border-radius:14px;background:#fafbfe;cursor:pointer;text-align:center}
.drop:hover,.drop.over{border-color:var(--brand);background:#eef3ff}.drop input{position:absolute;inset:0;opacity:0;cursor:pointer}
.drop strong{font-size:18px}.drop span{color:var(--soft);font-size:14px}.drop .lock{font-size:13px;color:var(--okink);font-weight:700}
.btn{font:inherit;font-weight:800;border:0;border-radius:10px;padding:11px 18px;background:var(--brand);color:var(--brand-ink);cursor:pointer}.btn.ghost{background:#fff;color:var(--brand);border:1.5px solid #c5d2f0}
#password-box{margin-top:14px;padding:14px;border:1px solid var(--line);border-radius:12px;background:#fafbfe}#password-box label{display:block;font-weight:700;margin-bottom:8px}
.row{display:flex;gap:8px;flex-wrap:wrap}.row input{flex:1;min-width:180px;font:inherit;padding:10px 12px;border:1px solid #c5cdd9;border-radius:9px}
#status{min-height:1.5em;margin:12px 0 0;font-weight:600}#status.err{color:var(--badink)}
#result{margin-top:18px}.summary{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:10px}
.summary div{border:1px solid var(--line);border-radius:12px;padding:10px 12px;background:#fff}.summary small{display:block;color:var(--soft);font-size:12px}.summary b{font-size:17px}
.summary .ok{background:var(--ok);border-color:#b7e2c8}.summary .bad{background:var(--bad);border-color:#f1b9b6}.summary .un{background:var(--un)}
#verdict{color:var(--soft);font-size:14px;margin:10px 0 14px}
.export{display:flex;flex-wrap:wrap;gap:10px;align-items:center;margin-bottom:12px}.export label{font-weight:700;font-size:14px}.export select{font:inherit;padding:9px 10px;border:1px solid #c5cdd9;border-radius:9px;max-width:100%}
.scroll{overflow:auto;max-height:560px;border:1px solid var(--line);border-radius:12px}
table{width:100%;border-collapse:collapse;font-size:14px}th,td{padding:8px 10px;border-bottom:1px solid var(--line);text-align:left;vertical-align:top}
th{position:sticky;top:0;background:#eef2f8;font-size:12px;text-transform:uppercase;letter-spacing:.04em;color:var(--soft);z-index:1}
.num{text-align:right;white-space:nowrap;font-variant-numeric:tabular-nums}.n{color:var(--soft);width:1%}.desc{min-width:220px}
#rows td:nth-child(2){white-space:nowrap}
td.st{white-space:nowrap;font-weight:700}tr.ok td.st{color:var(--okink)}tr.bad{background:var(--bad)}tr.bad td.st{color:var(--badink)}tr.un td.st{color:var(--soft)}
.help{margin-top:16px;padding:14px 16px;border-radius:12px;background:#fff8e6;border:1px solid #f0d58c;font-size:14px}.help p{margin:0 0 10px}
.section{padding:12px 0 8px}.section h2{font-size:26px;letter-spacing:-.01em;margin:26px 0 12px}
.steps{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px;list-style:none;padding:0;margin:0}
.steps li{background:#fff;border:1px solid var(--line);border-radius:14px;padding:16px}.steps b{display:block;font-size:17px;margin-bottom:4px}.steps span{color:var(--soft);font-size:15px}
.two{display:grid;grid-template-columns:1fr 1fr;gap:14px}.card{background:#fff;border:1px solid var(--line);border-radius:14px;padding:16px 18px}.card h3{margin:0 0 8px;font-size:18px}.card ul{margin:0;padding-left:20px}.card li{margin-bottom:6px}
.faq details{background:#fff;border:1px solid var(--line);border-radius:12px;padding:12px 16px;margin-bottom:8px}.faq summary{font-weight:700;cursor:pointer}.faq p{margin:8px 0 0;color:var(--soft)}
.prose{max-width:760px;padding:30px 0 50px}.prose h1{font-size:34px;line-height:1.2}.prose h2{font-size:22px;margin-top:28px}
.foot{border-top:1px solid var(--line);background:#fff;color:var(--soft);font-size:13px;padding:22px 0 32px;margin-top:30px}.foot nav{display:flex;flex-wrap:wrap;gap:6px 18px;margin-top:8px}.foot a{color:var(--ink)}
@media(max-width:760px){.steps,.two{grid-template-columns:1fr}.hero{padding-top:26px}.hero p{font-size:16px}.tool{padding:14px;border-radius:14px}.drop{padding:28px 12px}.top nav{gap:12px}}