:root{--bg:#f5f7fb;--card:#fff;--ink:#132238;--muted:#66758a;--line:#d9e1ec;--brand:#1d4ed8;--brand2:#0f172a;--ok:#0f766e;--bad:#b91c1c}
*{box-sizing:border-box}body{margin:0;font-family:Arial,Helvetica,sans-serif;background:var(--bg);color:var(--ink)}.wrap{max-width:1120px;margin:0 auto;padding:20px}.site-header,.site-footer{background:#fff;border-bottom:1px solid var(--line)}.site-footer{border-top:1px solid var(--line);border-bottom:none}.header-row{display:flex;justify-content:space-between;gap:20px;align-items:center}.brand{font-size:24px;font-weight:700}.muted{color:var(--muted)}.card{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:24px;box-shadow:0 10px 30px rgba(15,23,42,.04);margin:20px 0}.narrow{max-width:560px;margin:24px auto}.hero{padding:40px}.toolbar{display:flex;gap:10px;flex-wrap:wrap;padding:20px 0}.btn{display:inline-block;background:var(--brand);color:#fff;text-decoration:none;border:none;border-radius:10px;padding:12px 16px;cursor:pointer}.btn-secondary{background:var(--brand2)}label{display:block;margin:14px 0 6px;font-weight:600}input,select,textarea{width:100%;padding:11px 12px;border:1px solid var(--line);border-radius:10px;background:#fff}table{width:100%;border-collapse:collapse}th,td{border-bottom:1px solid var(--line);text-align:left;padding:12px;vertical-align:top}th{background:#f8fafc}.stats-grid,.meta-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:14px}.success{color:var(--ok)}.error{color:var(--bad)}.notice{background:#eff6ff;border:1px solid #bfdbfe;padding:16px;border-radius:12px}.frame-wrap{margin-top:20px}.sign-frame{width:100%;height:80vh;border:1px solid var(--line);border-radius:14px;background:#fff}.linkbox{font-size:12px}.simple-page{display:grid;place-items:center;min-height:100vh}.actions{margin-top:18px}