/* 管理员账号与账号安全（v348） */
.security-qr { display: flex; justify-content: center; margin: 8px 0; }
.security-qr img { width: 200px; height: 200px; image-rendering: pixelated; background: #fff; border-radius: 8px; padding: 6px; }
#security-recovery pre { font-family: ui-monospace, SFMono-Regular, Consolas, monospace; font-size: 15px; letter-spacing: 1px; line-height: 1.7; padding: 10px 14px; border-radius: 8px; background: rgba(0, 0, 0, .06); user-select: all; white-space: pre-wrap; }
#security-dialog section { margin-top: 12px; }
#security-dialog section h3 { margin: 0 0 6px; }
#security-secret, #security-uri, #credential-password, #credential-token { font-family: ui-monospace, SFMono-Regular, Consolas, monospace; }
.account-warning { color: #c0392b; }
#admin-totp-label .link-button { display: inline-block; margin-top: 6px; }
/* 首次改密 / 绑定二次验证完成前，隐藏后台导航与业务页面 */
body.admin-setup-required .sidebar nav, body.admin-setup-required main > section.view { visibility: hidden; }