:root{font-family:Inter,system-ui,-apple-system,Segoe UI,Roboto,sans-serif;line-height:1.5;font-weight:400;color:#0f172a;background:#f1f5f9;font-synthesis:none;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}*{box-sizing:border-box}body{margin:0;min-width:320px}h1{margin:0;font-size:26px;line-height:1.2}.checkin-page{min-height:100vh;display:grid;place-items:center;padding:24px 16px}.checkin-card{width:min(560px,100%);background:#fff;border-radius:16px;padding:20px;box-shadow:0 8px 30px #0f172a14;display:grid;gap:14px}.subtitle{margin:0;color:#475569}.primary-btn{border:0;border-radius:12px;min-height:44px;font-size:15px;font-weight:600;cursor:pointer;background:#2563eb;color:#fff}.primary-btn:disabled{opacity:.7;cursor:not-allowed}.hint{margin:0;font-size:13px;color:#64748b}.error-box{background:#fee2e2;color:#991b1b;border-radius:10px;padding:10px 12px;font-size:14px}.result-card{border:1px solid #cbd5e1;border-radius:12px;padding:12px;display:grid;gap:10px}.result-card h2{margin:0;font-size:20px}.result-card p{margin:0}.owner-row{display:flex;align-items:center;gap:12px}.owner-row img{border-radius:50%;object-fit:cover;background:#f1f5f9}.owner-name{margin:0;font-weight:700}.owner-meta{margin:0;color:#334155;font-size:14px}.scanned-value{margin:0;font-size:13px;color:#334155;word-break:break-all}