/* WritexNova UI Upgrade Styles */
.u-upgrade-card { background: var(--bg-card); border: 1.5px solid var(--border); border-radius: 14px; padding: 24px; text-align: center; }
.u-upgrade-card h3 { margin-bottom: 8px; }
.u-upgrade-card p { color: var(--text-muted); margin-bottom: 16px; font-size: .9rem; }