:root{font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;color:#18181b;background:#f4f4f5;font-synthesis:none;text-rendering:optimizeLegibility}*{box-sizing:border-box}body{margin:0;min-width:320px}button{border:0;border-radius:10px;padding:12px 18px;font:inherit;font-weight:700;cursor:pointer;background:#18181b;color:#fff}button:hover{opacity:.88}button.secondary{background:#e4e4e7;color:#18181b}.app{min-height:100vh;padding:48px 20px}.panel{width:min(900px,100%);margin:0 auto}header{display:flex;align-items:flex-start;justify-content:space-between;gap:24px;margin-bottom:28px}.eyebrow{font-size:12px;font-weight:800;letter-spacing:.14em;color:#71717a}h1{margin:6px 0 4px;font-size:38px;letter-spacing:-.04em}.subtitle{margin:0;color:#71717a}.status{display:flex;align-items:center;gap:8px;padding:9px 12px;border-radius:999px;font-size:12px;font-weight:800;letter-spacing:.08em;background:#e4e4e7}.status.online{background:#dcfce7;color:#166534}.status.offline{color:#71717a}.status-dot{width:8px;height:8px;border-radius:50%;background:currentColor}.card{background:#fff;border:1px solid #e4e4e7;border-radius:18px;padding:22px;margin-top:16px;box-shadow:0 8px 30px #0000000a}.card-title{margin-bottom:18px;font-size:13px;font-weight:800;text-transform:uppercase;letter-spacing:.1em;color:#71717a}.device-row{display:flex;align-items:center;justify-content:space-between;gap:20px}.device-name{font-size:18px;font-weight:700}.device-description{margin-top:4px;color:#71717a;font-size:14px}.log{min-height:180px;max-height:420px;overflow:auto;padding:14px;border-radius:12px;background:#18181b;color:#e4e4e7;font-family:SFMono-Regular,Consolas,Liberation Mono,monospace;font-size:13px}.empty{color:#71717a}.log-line{display:grid;grid-template-columns:90px 1fr;gap:12px;padding:4px 0}.log-time{color:#71717a}@media(max-width:650px){header,.device-row{flex-direction:column;align-items:stretch}h1{font-size:32px}}.diagnostic-header{display:flex;align-items:center;justify-content:space-between}.diagnostic-header .card-title{margin-bottom:0}button.small{padding:7px 11px;font-size:12px}