:root{color-scheme:dark;--bg: #111318;--panel: #1a1d24;--line: #2a2f3a;--text: #e8eaed;--muted: #8b919c;--accent: #6ea8fe;--ok: #3dd68c;--bad: #ff6b6b;--mine: #243044;--theirs: #1e222b;font-family:ui-sans-serif,system-ui,-apple-system,PingFang SC,sans-serif}*{box-sizing:border-box}html,body{margin:0;min-height:100%;background:var(--bg);color:var(--text)}code{font-size:.92em;color:var(--accent)}.top{display:flex;justify-content:space-between;align-items:flex-start;gap:16px;padding:20px 24px 8px}.top h1{margin:0 0 6px;font-size:20px;font-weight:650}.top p{margin:0;color:var(--muted);font-size:13px;line-height:1.5}.top a{color:var(--accent);font-size:13px;white-space:nowrap}.seats{display:grid;grid-template-columns:1fr 1fr;gap:16px;padding:16px 24px 24px}@media(max-width:860px){.seats{grid-template-columns:1fr}}.seat{background:var(--panel);border:1px solid var(--line);border-radius:14px;min-height:72vh;display:flex;flex-direction:column;overflow:hidden}.bar{display:flex;flex-wrap:wrap;gap:8px;padding:12px;border-bottom:1px solid var(--line);align-items:center}.bar input{flex:1;min-width:88px;background:var(--bg);border:1px solid var(--line);color:var(--text);border-radius:8px;padding:8px 10px;font:inherit}.bar button{border:0;border-radius:8px;padding:8px 12px;font:inherit;cursor:pointer;background:var(--accent);color:#0b1220;font-weight:600}.bar button.ghost{background:#2a3140;color:var(--text)}.bar .state{font-size:12px;color:var(--muted);width:100%}.bar .state.on{color:var(--ok)}.bar .state.off{color:var(--bad)}.log{flex:1;overflow:auto;padding:12px;display:flex;flex-direction:column;gap:8px}.msg{max-width:88%;padding:8px 10px;border-radius:10px;background:var(--theirs);font-size:14px;line-height:1.45}.msg.mine{align-self:flex-end;background:var(--mine)}.msg .meta{color:var(--muted);font-size:11px;margin-bottom:4px}.sys{color:var(--muted);font-size:12px}.composer{display:flex;gap:8px;padding:12px;border-top:1px solid var(--line)}.composer input{flex:1}.composer input,.composer button{background:var(--bg);border:1px solid var(--line);color:var(--text);border-radius:8px;padding:8px 10px;font:inherit}.composer button{background:var(--accent);color:#0b1220;border:0;font-weight:600;cursor:pointer}