:root{--green: #10b981;--green-d: #059669;--ink: #111827;--muted: #6b7280;--line: #e5e7eb;--bg: #f9fafb}*{box-sizing:border-box}body{margin:0;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;color:var(--ink);background:var(--bg)}.app-header{display:flex;align-items:center;gap:8px;padding:14px 16px;background:#fff;border-bottom:1px solid var(--line);position:sticky;top:0}.app-header .brand{font-weight:700}.app-header .spacer{flex:1}main{max-width:560px;margin:0 auto;padding:20px 16px 48px}.card{background:#fff;border:1px solid var(--line);border-radius:16px;padding:20px;margin-bottom:16px}h1{font-size:22px;margin:0 0 12px}h2{font-size:18px;margin:0 0 8px}p.muted{color:var(--muted)}label{display:block;font-size:14px;color:var(--muted);margin:12px 0 4px}input[type=text],input[type=email],select,textarea{width:100%;padding:12px;border:1px solid var(--line);border-radius:10px;font-size:16px;background:#fff}button{-webkit-appearance:none;-moz-appearance:none;appearance:none;border:0;border-radius:10px;padding:12px 16px;font-size:16px;font-weight:600;background:var(--green);color:#fff;cursor:pointer}button:hover{background:var(--green-d)}button.secondary{background:#fff;color:var(--ink);border:1px solid var(--line)}button:disabled{opacity:.5;cursor:default}.row{display:flex;gap:10px;flex-wrap:wrap}.choice{display:block;width:100%;text-align:left;background:#fff;color:var(--ink);border:1px solid var(--line);margin:6px 0}.choice.selected{border-color:var(--green);background:#ecfdf5}.progress{font-size:13px;color:var(--muted);margin-bottom:6px}.field-row{display:flex;justify-content:space-between;padding:8px 0;border-bottom:1px solid var(--line)}.field-row .k{color:var(--muted)}.qr{display:block;width:220px;height:220px;margin:12px auto}.center{text-align:center}.error{color:#b91c1c}.badge{display:inline-block;background:#ecfdf5;color:var(--green-d);border-radius:999px;padding:2px 10px;font-size:13px}a{color:var(--green-d)}