:root{
  --bg:#f7f9fc;
  --surface:#ffffff;
  --text:#18212f;
  --muted:#637083;
  --line:#dfe5ee;
  --accent:#2f6fed;
  --accent-dark:#2458bd;
  --ok:#1c7c54;
  --warn:#7b5e00;
  --shadow:0 12px 32px rgba(24,33,47,.08);
  --radius:18px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",Arial,sans-serif;background:var(--bg);color:var(--text);line-height:1.55}
a{color:var(--accent);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:20;background:rgba(255,255,255,.95);backdrop-filter:blur(12px);border-bottom:1px solid var(--line)}
.nav{display:flex;align-items:center;justify-content:space-between;min-height:72px;gap:24px}
.brand{display:flex;align-items:center;gap:10px;color:var(--text);font-weight:800;font-size:20px;letter-spacing:-.02em}
.brand:hover{text-decoration:none}
.logo{display:grid;place-items:center;width:38px;height:38px;border-radius:12px;background:var(--accent);color:#fff;font-weight:900;font-size:13px;box-shadow:0 8px 18px rgba(47,111,237,.2)}
.nav-links{display:flex;align-items:center;gap:20px;font-size:14px}.nav-links a{color:#364152}.nav-links a:hover{color:var(--accent);text-decoration:none}
.menu-btn{display:none;border:1px solid var(--line);background:#fff;border-radius:10px;padding:8px 10px;font-size:20px;line-height:1;cursor:pointer}
.hero{padding:70px 0 36px}
.hero-grid{display:grid;grid-template-columns:1.02fr .98fr;gap:44px;align-items:center}
.eyebrow{display:inline-flex;align-items:center;gap:8px;padding:7px 11px;border-radius:999px;background:#eaf1ff;color:#1f58bd;font-size:13px;font-weight:700;margin-bottom:16px}
h1{font-size:clamp(38px,5vw,64px);line-height:1.02;letter-spacing:-.045em;margin:0 0 18px}
h2{font-size:clamp(27px,3vw,38px);line-height:1.15;letter-spacing:-.03em;margin:0 0 14px}
h3{font-size:20px;line-height:1.25;margin:0 0 8px}
p{margin:0 0 14px}.lead{font-size:19px;color:var(--muted);max-width:680px}.small{font-size:13px;color:var(--muted)}
.hero-points{display:flex;flex-wrap:wrap;gap:10px;margin:22px 0 0}.chip{padding:8px 11px;border:1px solid var(--line);background:#fff;border-radius:999px;font-size:13px;color:#465366}
.card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow)}
.ocr-card{padding:22px}.upload-zone{display:block;width:100%;border:2px dashed #bfcbe0;border-radius:15px;padding:28px 20px;text-align:center;background:#fbfdff;transition:.2s;cursor:pointer}.upload-zone.drag{border-color:var(--accent);background:#f3f7ff}.upload-zone strong{display:block;font-size:18px;margin-bottom:5px}.upload-zone input{display:none}.upload-icon{font-size:32px;margin-bottom:8px}
.preview-wrap{display:none;margin-top:16px}.preview-wrap.show{display:block}.preview-wrap img{width:100%;max-height:270px;object-fit:contain;border:1px solid var(--line);border-radius:12px;background:#f4f6f9}.file-meta{margin-top:7px;font-size:13px;color:var(--muted)}
.controls{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-top:14px}.select,.btn{min-height:46px;border-radius:12px;border:1px solid var(--line);font:inherit}.select{padding:0 12px;background:#fff;color:var(--text)}.btn{padding:0 16px;font-weight:750;cursor:pointer}.btn-primary{background:var(--accent);border-color:var(--accent);color:#fff}.btn-primary:hover{background:var(--accent-dark)}.btn-secondary{background:#fff;color:var(--text)}.btn:disabled{opacity:.55;cursor:not-allowed}
.progress{display:none;margin-top:14px}.progress.show{display:block}.bar{height:8px;background:#edf1f6;border-radius:99px;overflow:hidden}.bar>span{display:block;height:100%;width:0;background:var(--accent);transition:width .2s}.progress-text{font-size:13px;color:var(--muted);margin-top:6px}
.result{display:none;margin-top:16px}.result.show{display:block}.result-head{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:8px}.result textarea{width:100%;min-height:210px;resize:vertical;border:1px solid var(--line);border-radius:12px;padding:14px;font:15px/1.5 ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;color:var(--text);background:#fff}.result-actions{display:flex;gap:8px;flex-wrap:wrap}.status{font-size:13px;color:var(--ok);min-height:20px;margin-top:6px}
.section{padding:58px 0}.section-alt{background:#fff;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}.section-intro{max-width:760px;margin-bottom:28px;color:var(--muted)}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.info-card{padding:22px}.icon-badge{width:42px;height:42px;border-radius:12px;background:#eef3ff;display:grid;place-items:center;margin-bottom:15px;font-size:20px}
.steps{counter-reset:step;display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.step{position:relative;padding:24px}.step:before{counter-increment:step;content:counter(step);display:grid;place-items:center;width:34px;height:34px;border-radius:10px;background:var(--accent);color:#fff;font-weight:800;margin-bottom:14px}
.notice{padding:17px 19px;border-radius:14px;background:#f8fbff;border:1px solid #cfddf5;color:#40516a}.notice strong{color:var(--text)}
.faq-list{display:grid;gap:12px}.faq-item{padding:18px 20px}.faq-item summary{font-weight:750;cursor:pointer}.faq-item p{margin-top:10px;color:var(--muted)}
.content-page{padding:54px 0 70px}.content-page .card{padding:clamp(24px,5vw,48px)}.prose{max-width:840px}.prose h2{font-size:28px;margin-top:34px}.prose h3{margin-top:25px}.prose ul{padding-left:22px}.prose li{margin:7px 0}.legal-data{display:grid;grid-template-columns:200px 1fr;gap:10px 18px;margin:22px 0;padding:20px;background:#f8fafc;border:1px solid var(--line);border-radius:14px}.legal-data dt{font-weight:700}.legal-data dd{margin:0;color:#4a5668}
.site-footer{padding:38px 0;background:#101722;color:#d7deea}.footer-grid{display:grid;grid-template-columns:1.2fr .8fr .8fr;gap:30px}.footer-title{font-weight:800;color:#fff;margin-bottom:10px}.site-footer a{color:#d7deea}.site-footer .small{color:#98a6bb}.footer-bottom{border-top:1px solid #283447;margin-top:28px;padding-top:18px;display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap}
.badge-ok{display:inline-flex;align-items:center;gap:6px;color:var(--ok);font-size:13px;font-weight:700}.kbd{padding:2px 6px;border-radius:6px;background:#edf1f6;border:1px solid #d6dde8;font-size:12px}
.ad-example{margin-top:24px;padding:18px;border-radius:14px;border:1px solid var(--line);background:#fff}.ad-example strong{display:block;margin-bottom:6px}
@media (max-width:860px){.hero{padding-top:42px}.hero-grid,.grid-3,.steps,.footer-grid{grid-template-columns:1fr}.hero-grid{gap:26px}.nav-links{display:none;position:absolute;top:72px;left:0;right:0;background:#fff;border-bottom:1px solid var(--line);padding:16px 20px;flex-direction:column;align-items:flex-start}.nav-links.open{display:flex}.menu-btn{display:block}.legal-data{grid-template-columns:1fr}.legal-data dd{margin-bottom:8px}}
@media (max-width:540px){.container{width:min(100% - 22px,1120px)}h1{font-size:39px}.hero{padding-top:28px}.ocr-card{padding:14px}.controls{grid-template-columns:1fr}.section{padding:44px 0}.content-page{padding-top:28px}.content-page .card{padding:21px}.footer-bottom{font-size:13px}}