:root{--bg:#f6f7f9;--card:#fff;--fg:#15181d;--muted:#667085;--line:#e3e6eb;--accent:#0f766e;--danger:#b42318}@media (prefers-color-scheme:dark){:root{--bg:#0e1116;--card:#171b22;--fg:#e8ebf0;--muted:#98a2b3;--line:#2a303a;--accent:#2dd4bf;--danger:#f97066}}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--fg);font:16px/1.5 system-ui,sans-serif}main{max-width:640px;margin:0 auto;padding:24px 16px 64px}h1{margin:0 0 4px;font-size:1.5rem}h2{margin:0 0 12px;font-size:1rem}.sub{color:var(--muted);margin:0 0 20px}.card{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:16px;margin-bottom:16px}.row{gap:8px;flex-wrap:wrap}.row,.status{display:flex;align-items:center}.status{gap:10px;font-weight:600}.dot{width:12px;height:12px;border-radius:50%;background:var(--muted)}.dot.on{background:var(--accent)}button,input,select{font:inherit;color:inherit;background:var(--card);border:1px solid var(--line);border-radius:8px;padding:8px 12px}button{cursor:pointer}button.primary{background:var(--accent);color:#fff;border-color:var(--accent)}button.link{border:0;background:none;color:var(--danger);padding:4px 8px}ul{list-style:none;margin:0;padding:0}li{display:flex;justify-content:space-between;align-items:center;padding:8px 0;border-top:1px solid var(--line)}li:first-child{border-top:0}.muted{color:var(--muted)}.err{color:var(--danger);margin:8px 0 0}