:root{font-family:system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;color:#142c32;background:#f5f8fb;font-synthesis:none}
*{box-sizing:border-box}
body{margin:0}
.site-head{display:flex;justify-content:space-between;align-items:center;gap:20px;padding:20px max(20px,calc((100vw - 980px)/2));background:#fff;border-bottom:1px solid #dce6eb;color:#536973;font-weight:600}
.site-head a{font-size:24px;letter-spacing:-.05em;color:#153f70;text-decoration:none;font-weight:850}
.layout{max-width:980px;margin:auto;padding:clamp(20px,5vw,56px) 20px 80px}
.intro{max-width:780px;margin-bottom:32px}
.eyebrow{color:#4269ba;font-size:13px;font-weight:750;letter-spacing:.09em;text-transform:uppercase}
h1{font-size:clamp(32px,6vw,54px);line-height:1.06;letter-spacing:-.045em;margin:10px 0 18px}
h2{font-size:23px;margin:0 0 10px}
p{line-height:1.55}
.intro>p:last-child{color:#4b606b;font-size:17px}
.panel{background:#fff;border:1px solid #dce6eb;border-radius:20px;padding:clamp(18px,4vw,34px);box-shadow:0 12px 36px rgba(16,48,80,.05);margin:20px 0}
.formats,.source,.footnote,.result p{color:#536973}
.source-consent{display:flex;flex-direction:row;align-items:flex-start;gap:12px;line-height:1.45;font-weight:500;color:#344e5a}
.source-consent input{flex:0 0 20px;width:20px;height:20px;min-height:20px;margin:1px 0 0;padding:0}
.fields{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin:22px 0}
label{display:flex;flex-direction:column;gap:8px;font-weight:700;font-size:14px}
input,select,button,.download{font:inherit;min-height:48px;padding:10px 14px;border:1px solid #b8c9d2;border-radius:11px;background:#fff;color:inherit;max-width:100%}
input{width:100%;font-weight:400}
input::file-selector-button{border:0;background:#e7eef8;padding:8px 12px;margin-right:12px;border-radius:7px;color:#163d72;font-weight:700}
.actions{display:flex;flex-wrap:wrap;gap:10px;margin:18px 0}
button,.download{cursor:pointer;font-weight:700}
button.primary,.download{background:#2458b5;border-color:#2458b5;color:#fff}
button:hover:not(:disabled),.download:hover{filter:brightness(.94)}
button:disabled,input:disabled,select:disabled{cursor:default;opacity:.55}
:focus-visible{outline:3px solid #6d96eb;outline-offset:3px}
progress{display:block;width:100%;height:11px;accent-color:#2458b5}
.error{color:#a22b31;font-weight:700}
.result-name{font-weight:750;overflow-wrap:anywhere}
audio{display:block;width:100%;margin:20px 0}
.download{display:inline-flex;align-items:center;justify-content:center;text-decoration:none;margin-top:12px}
.footnote{font-size:13px;max-width:780px}
[hidden]{display:none!important}
@media(max-width:640px){.fields{grid-template-columns:1fr}.actions button{flex:1 1 120px}.actions .primary{flex-basis:100%}.site-head{padding:16px 20px}}