.wrap{min-height:100vh;display:grid;place-items:center;font:16px/1.6 system-ui,Segoe UI,Roboto,Arial,sans-serif;background:#f5f7fb}.card{max-width:980px;width:min(96vw,980px);border-radius:22px;padding:16px;border:1px solid rgba(0,0,0,.06);background:#fff;box-shadow:0 14px 40px rgba(0,0,0,.12)}.claim{width:100%;border-radius:12px;border:1.5px solid #cbd5e1;background:#f8fafc;padding:12px 14px;font:17px/1.6 ui-monospace,Menlo,Consolas,monospace}.btn{border:1.5px solid #2f6fe4;background:#fff;color:#1f3a8a;padding:9px 14px;border-radius:12px;font-weight:600;cursor:pointer}.panel{border:1px solid rgba(0,0,0,.08);border-radius:12px;padding:12px;background:#fff}.cards{display:grid;grid-template-columns:1fr;gap:10px}.card-src{border:1px solid #dde3ee;border-radius:12px;padding:10px;background:#fff}