.device-check{padding:18px;margin-top:20px;background:var(--bg);border:1px solid var(--line);border-radius:8px}.device-check h3{margin:0 0 12px}.device-check button{min-height:44px}.device-check video{width:100%;max-width:480px;border-radius:8px;background:#111;aspect-ratio:16/9;margin-top:14px}.device-check meter{width:100%;max-width:480px;height:20px;margin:12px 0}.device-check .analysis-tabs{margin:16px 0}