:root{--bg: #f6f7fb;--card: #ffffff;--ink: #0f172a;--muted: #64748b;--line: #e2e8f0;--accent: #4f46e5;--accent-soft: #eef2ff;--ok: #059669;--ok-soft: #ecfdf5;--warn: #d97706;--warn-soft: #fffbeb;--bad: #dc2626;--bad-soft: #fef2f2;--radius: 14px;--shadow: 0 1px 3px rgba(15, 23, 42, .06), 0 8px 24px rgba(15, 23, 42, .06);--font: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif}*{box-sizing:border-box}html,body{margin:0;padding:0}body{font-family:var(--font);background:var(--bg);color:var(--ink);line-height:1.55;-webkit-font-smoothing:antialiased}a{color:var(--accent);text-decoration:none}a:hover{text-decoration:underline}h1,h2,h3{line-height:1.2;margin:0 0 .5rem}p{margin:0 0 .75rem}small{color:var(--muted)}.container{max-width:1080px;margin:0 auto;padding:0 16px}.container.narrow{max-width:480px}.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);padding:20px}.card+.card{margin-top:16px}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border:none;cursor:pointer;border-radius:10px;font:inherit;font-weight:600;padding:10px 18px;background:var(--accent);color:#fff;transition:filter .15s,background .15s}.btn:hover{filter:brightness(1.08);text-decoration:none}.btn:disabled{opacity:.55;cursor:not-allowed}.btn.ghost{background:transparent;color:var(--accent);border:1px solid var(--line)}.btn.ghost:hover{background:var(--accent-soft)}.btn.danger{background:var(--bad)}.btn.block{width:100%}.btn.sm{padding:6px 12px;font-size:.875rem;border-radius:8px}.input,.select,textarea.input{width:100%;padding:10px 12px;border:1px solid var(--line);border-radius:10px;font:inherit;background:#fff;color:var(--ink)}.input:focus,.select:focus,textarea.input:focus{outline:2px solid var(--accent);outline-offset:-1px;border-color:transparent}.label{display:block;font-weight:600;font-size:.875rem;margin:14px 0 6px}.hint{font-size:.8rem;color:var(--muted);margin-top:4px}.field-row{display:flex;gap:10px}.field-row>*{flex:1}.badge{display:inline-block;padding:2px 10px;border-radius:999px;font-size:.75rem;font-weight:600}.badge.ok{background:var(--ok-soft);color:var(--ok)}.badge.warn{background:var(--warn-soft);color:var(--warn)}.badge.bad{background:var(--bad-soft);color:var(--bad)}.badge.muted{background:#f1f5f9;color:var(--muted)}.alert{padding:12px 14px;border-radius:10px;font-size:.9rem;margin-bottom:14px}.alert.error{background:var(--bad-soft);color:var(--bad)}.alert.ok{background:var(--ok-soft);color:var(--ok)}.alert.warn{background:var(--warn-soft);color:var(--warn)}.stat-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(160px,1fr));gap:14px}.stat{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:16px 18px;box-shadow:var(--shadow)}.stat .k{font-size:.8rem;color:var(--muted);text-transform:uppercase;letter-spacing:.04em}.stat .v{font-size:1.5rem;font-weight:700;margin-top:4px}.table-wrap{overflow-x:auto}table{width:100%;border-collapse:collapse;font-size:.9rem}th{text-align:left;color:var(--muted);font-size:.75rem;text-transform:uppercase;letter-spacing:.04em;padding:8px 10px;border-bottom:1px solid var(--line)}td{padding:10px;border-bottom:1px solid var(--line);vertical-align:middle}tr:last-child td{border-bottom:none}.mono{font-family:ui-monospace,Cascadia Code,Consolas,monospace;font-size:.8rem}.qr-box{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:16px;display:inline-block}.qr-box img{display:block;width:240px;height:240px;border-radius:8px}.qr-box.small img{width:140px;height:140px}.site-header{background:var(--card);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:20}.site-header .container{display:flex;align-items:center;justify-content:space-between;height:58px}.brand{display:flex;align-items:center;gap:8px;font-weight:800;font-size:1.1rem;color:var(--ink)}.brand img{width:26px;height:26px}.brand:hover{text-decoration:none}.site-nav{display:flex;gap:18px;align-items:center}.site-nav a{color:var(--ink);font-weight:500;font-size:.92rem}.site-footer{border-top:1px solid var(--line);padding:26px 0;margin-top:60px;color:var(--muted);font-size:.85rem}.app-shell{display:grid;grid-template-columns:210px 1fr;min-height:100vh}.app-side{background:var(--card);border-right:1px solid var(--line);padding:18px 12px;display:flex;flex-direction:column;gap:2px;position:sticky;top:0;height:100vh}.app-side .brand{padding:4px 10px 14px}.app-side a.nav-item{display:block;padding:9px 12px;border-radius:9px;color:var(--ink);font-weight:500;font-size:.92rem}.app-side a.nav-item:hover{background:var(--accent-soft);color:var(--accent);text-decoration:none}.app-side a.nav-item.active{background:var(--accent);color:#fff}.app-main{padding:26px;max-width:980px}.app-foot{margin-top:auto;padding:12px;font-size:.78rem;color:var(--muted)}.hero{text-align:center;padding:56px 0 40px}.hero h1{font-size:clamp(1.9rem,5vw,3rem);max-width:720px;margin:0 auto 14px}.hero p.lead{font-size:1.1rem;color:var(--muted);max-width:620px;margin:0 auto 26px}.hero .cta-row{display:flex;gap:12px;justify-content:center;flex-wrap:wrap}.steps{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:16px;margin:36px 0}.step{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:20px;box-shadow:var(--shadow)}.step .num{width:30px;height:30px;border-radius:50%;background:var(--accent);color:#fff;display:flex;align-items:center;justify-content:center;font-weight:700;font-size:.9rem;margin-bottom:10px}.feature-list{list-style:none;padding:0;margin:0}.feature-list li{padding:7px 0 7px 26px;position:relative}.feature-list li:before{content:"✓";position:absolute;left:0;color:var(--ok);font-weight:700}.section-title{margin:40px 0 8px}.scanner-wrap{position:relative;border-radius:var(--radius);overflow:hidden;background:#0f172a}.scanner-wrap video{width:100%;display:block;max-height:360px;object-fit:cover}.scanner-frame{position:absolute;top:18%;right:20%;bottom:18%;left:20%;border:3px solid rgba(255,255,255,.85);border-radius:14px;pointer-events:none}.scan-hint{text-align:center;color:var(--muted);font-size:.85rem;margin-top:8px}@media print{body *{visibility:hidden}.print-area,.print-area *{visibility:visible}.print-area{position:absolute;top:0;right:0;bottom:0;left:0;display:flex;align-items:center;justify-content:center}.print-area .qr-box img{width:320px;height:320px}.no-print{display:none!important}}.muted{color:var(--muted)}.mt{margin-top:14px}.mb{margin-bottom:14px}.center{text-align:center}.row{display:flex;gap:10px;flex-wrap:wrap;align-items:center}.spread{display:flex;justify-content:space-between;align-items:center;gap:10px}