:root{
  --bg:#f7f9fc; --surface:#ffffff; --surface-2:#f1f5f9; --text:#182230;
  --muted:#5f6b7a; --line:#dbe3ec; --brand:#2f6fed; --brand-dark:#2156c9;
  --ok:#19754a; --warn:#9b6500; --radius:18px; --shadow:0 12px 35px rgba(24,34,48,.08);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:Inter,system-ui,-apple-system,"Segoe UI",Roboto,Arial,sans-serif;background:var(--bg);color:var(--text);line-height:1.6}
a{color:var(--brand);text-decoration:none} a:hover{text-decoration:underline}
.container{width:min(1120px,calc(100% - 32px));margin:0 auto}
.site-header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.94);backdrop-filter:blur(14px);border-bottom:1px solid var(--line)}
.header-row{display:flex;align-items:center;justify-content:space-between;min-height:72px;gap:20px}
.logo{display:flex;align-items:center;gap:10px;color:var(--text);font-weight:800;font-size:20px;text-decoration:none}
.logo-mark{width:34px;height:34px;border-radius:11px;background:linear-gradient(135deg,#2f6fed,#79a5ff);display:grid;place-items:center;color:white;font-weight:900;box-shadow:0 6px 18px rgba(47,111,237,.25)}
.nav{display:flex;gap:22px;align-items:center}.nav a{color:#334155;font-weight:600;font-size:14px}.nav a[aria-current="page"]{color:var(--brand)}
.menu-btn{display:none;border:1px solid var(--line);background:white;border-radius:12px;padding:9px 11px;font-size:20px}
main{min-height:65vh}.hero{padding:72px 0 42px}.hero-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:42px;align-items:center}
.eyebrow{display:inline-flex;gap:7px;align-items:center;padding:7px 11px;border-radius:999px;background:#eaf1ff;color:#214fae;font-size:13px;font-weight:800;margin-bottom:16px}
h1{font-size:clamp(36px,5.5vw,64px);line-height:1.05;letter-spacing:-.035em;margin:0 0 20px} h2{font-size:clamp(28px,4vw,40px);line-height:1.15;letter-spacing:-.025em;margin:0 0 16px} h3{margin:0 0 8px;font-size:20px}
.lead{font-size:20px;color:var(--muted);max-width:720px;margin:0 0 28px}.muted{color:var(--muted)}
.hero-card,.card,.tool-card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow)}
.hero-card{padding:22px}.card{padding:24px}.tool-card{padding:28px}
.badges{display:flex;flex-wrap:wrap;gap:10px;margin-top:20px}.badge{font-size:13px;padding:8px 11px;border:1px solid var(--line);border-radius:999px;background:white;color:#425168}
.actions{display:flex;gap:12px;flex-wrap:wrap}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border:0;border-radius:13px;padding:13px 18px;font-weight:800;cursor:pointer;font-size:15px;text-decoration:none}.btn:hover{text-decoration:none}.btn-primary{background:var(--brand);color:#fff}.btn-primary:hover{background:var(--brand-dark)}.btn-secondary{background:white;color:var(--text);border:1px solid var(--line)}
.section{padding:50px 0}.section-soft{background:#eef4fb;border-top:1px solid #e0e8f2;border-bottom:1px solid #e0e8f2}.section-head{max-width:760px;margin-bottom:28px}.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:22px}.step-num{width:38px;height:38px;border-radius:12px;background:#e9f0ff;color:#2358c4;display:grid;place-items:center;font-weight:900;margin-bottom:15px}
.tool-grid{display:grid;grid-template-columns:1fr 1fr;gap:26px;align-items:start}.dropzone{border:2px dashed #b7c5d8;border-radius:16px;background:#f8fbff;padding:28px;text-align:center;transition:.2s}.dropzone.drag{border-color:var(--brand);background:#eff5ff}.dropzone input{display:none}.upload-label{cursor:pointer;display:block}.upload-icon{font-size:38px;line-height:1;margin-bottom:10px}.preview{margin-top:18px;display:none}.preview img{display:block;max-width:100%;max-height:320px;margin:0 auto;border-radius:14px;border:1px solid var(--line);object-fit:contain;background:#fff}.file-meta{margin-top:10px;font-size:14px;color:var(--muted)}
.field{margin-bottom:16px}.field label{display:block;font-weight:700;margin-bottom:7px}.field input,.field select,.field textarea{width:100%;border:1px solid #cbd6e3;border-radius:12px;background:#fff;padding:12px 13px;font:inherit;color:var(--text);outline:none}.field input:focus,.field select:focus,.field textarea:focus{border-color:#7fa5f6;box-shadow:0 0 0 3px rgba(47,111,237,.12)}
.result{display:none;margin-top:18px;padding:18px;border-radius:14px;background:#f5f8fc;border:1px solid var(--line)}.result.show{display:block}.score{font-size:32px;font-weight:900}.ok{color:var(--ok)}.warn{color:var(--warn)}
.checks{list-style:none;padding:0;margin:12px 0 0}.checks li{padding:7px 0;border-bottom:1px solid #e4eaf1}.checks li:last-child{border-bottom:0}
.search-query{padding:12px 14px;background:#0f172a;color:#f8fafc;border-radius:12px;font-family:ui-monospace,SFMono-Regular,Menlo,monospace;word-break:break-word;margin:12px 0}
.note{padding:15px 17px;border-left:4px solid #7ea1e8;background:#f2f6ff;border-radius:10px;color:#334155}.note strong{color:#172033}
.article{max-width:850px}.article p,.article li{font-size:17px}.article h2{margin-top:42px}.article h3{margin-top:28px}.toc{background:#fff;border:1px solid var(--line);border-radius:16px;padding:20px;margin:24px 0}.toc ol{margin:0;padding-left:22px}
.kpi{display:flex;gap:20px;flex-wrap:wrap;margin-top:18px}.kpi div{min-width:150px}.kpi strong{display:block;font-size:24px}.kpi span{font-size:13px;color:var(--muted)}
.platform{display:flex;align-items:flex-start;gap:14px}.platform-icon{flex:0 0 42px;width:42px;height:42px;border-radius:12px;background:#edf3ff;color:#285ac5;display:grid;place-items:center;font-weight:900}
.faq details{background:#fff;border:1px solid var(--line);border-radius:14px;padding:17px 18px;margin-bottom:12px}.faq summary{font-weight:800;cursor:pointer}.faq p{margin:10px 0 0;color:var(--muted)}
.site-footer{border-top:1px solid var(--line);background:#fff;margin-top:50px}.footer-grid{display:grid;grid-template-columns:1.3fr .7fr .7fr;gap:28px;padding:38px 0}.footer-title{font-weight:900;margin-bottom:10px}.footer-links{display:grid;gap:7px}.footer-bottom{border-top:1px solid var(--line);padding:18px 0;color:#6b7788;font-size:13px}
.breadcrumbs{font-size:14px;color:var(--muted);padding-top:28px}.breadcrumbs a{color:#52647a}.page-hero{padding:24px 0 30px}.page-hero h1{font-size:clamp(34px,5vw,52px)}
.legal-box{background:#fff;border:1px solid var(--line);border-radius:16px;padding:22px}.legal-row{display:grid;grid-template-columns:190px 1fr;gap:16px;padding:11px 0;border-bottom:1px solid #e6ebf1}.legal-row:last-child{border-bottom:0}.legal-row dt{color:var(--muted)}.legal-row dd{margin:0;font-weight:700}
.small{font-size:13px}.spacer{height:8px}
@media(max-width:860px){.hero-grid,.tool-grid,.grid-3,.grid-2,.footer-grid{grid-template-columns:1fr}.hero{padding-top:46px}.nav{display:none;position:absolute;left:16px;right:16px;top:66px;background:#fff;border:1px solid var(--line);border-radius:16px;box-shadow:var(--shadow);padding:16px;flex-direction:column;align-items:flex-start}.nav.open{display:flex}.menu-btn{display:block}.header-row{min-height:64px}.legal-row{grid-template-columns:1fr;gap:3px}.container{width:min(100% - 24px,1120px)}}