/* 全局补充样式 */
.el-card { border-radius: 4px; }
.el-table { font-size: 13px; }
.page-title { font-size: 18px; font-weight: 600; color: #303133; margin-bottom: 16px; }
.form-dialog .el-form-item { margin-bottom: 18px; }
.mqtt-status-dot { display: inline-block; width: 8px; height: 8px; border-radius: 50%; margin-right: 6px; }
.dot-green { background: #67c23a; }
.dot-red { background: #f56c6c; }
.dot-gray { background: #909399; }