.shield-banner{margin-top:10px;padding:12px 16px;border-radius:8px;font-size:14px;line-height:1.5}.shield-hidden{display:none}.shield-green{background:#e6f4ea;border:1px solid #34a853;color:#1e7e34}.shield-yellow{background:#fff8e1;border:1px solid #f9a825;color:#8a6100}.shield-red{background:#fdecea;border:1px solid #d93025;color:#a50e0e}.shield-countdown{margin-top:8px;font-weight:600}