:root{--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light dark;--bg:#f6f7f9;--fg:#1c1f23;--muted:#6b7280;--line:#e3e6ea;--card:#fff;--accent:#2f6feb;--ok:#16a34a;--warn:#b45309}@media (prefers-color-scheme:dark){:root{--lightningcss-light: ;--lightningcss-dark:initial;--bg:#16181c;--fg:#e6e8ea;--muted:#9aa1ab;--line:#2b2f36;--card:#1e2126;--accent:#5b8cf7;--ok:#34d399;--warn:#fbbf24}}*{box-sizing:border-box}body{background:var(--bg);color:var(--fg);margin:0;font:15px/1.6 -apple-system,Segoe UI,Microsoft YaHei,system-ui,sans-serif}.app{flex-direction:column;gap:14px;max-width:880px;margin:0 auto;padding:18px 16px 48px;display:flex}header{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:12px;display:flex}.brand{flex-direction:column;display:flex}.brand strong{font-size:18px}.me{align-items:center;gap:8px;font-size:13px;display:flex}.me .name{border:1px solid var(--line);background:var(--card);width:150px;color:inherit;font:inherit;border-radius:7px;padding:5px 8px}.me code{color:var(--muted);font-size:12px}main{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:18px}.panel h2{margin:0 0 6px;font-size:17px}.panel h3{color:var(--muted);margin:0 0 8px;font-size:14px;font-weight:600}.hint{color:var(--muted);margin:4px 0;font-size:13px}.warn{color:var(--warn);margin:8px 0;font-size:13px}.center{text-align:center;justify-content:center}.between{justify-content:space-between}.split{grid-template-columns:1fr 1fr;gap:18px;margin-top:14px;display:grid}@media (width<=620px){.split{grid-template-columns:1fr}}.side{border:1px solid var(--line);border-radius:11px;flex-direction:column;align-items:center;gap:10px;padding:14px;display:flex}.side textarea{width:100%}.qr{width:220px;height:220px;image-rendering:pixelated;background:#fff;border-radius:8px;padding:6px}.invite{color:var(--muted);word-break:break-all;text-align:center;width:100%;max-height:60px;font-size:11px;overflow:auto}.sas{letter-spacing:8px;text-align:center;font-variant-numeric:tabular-nums;margin:14px 0;font-size:40px;font-weight:700}.peers{flex-wrap:wrap;gap:8px;margin-bottom:12px;display:flex}.peer{border:1px solid var(--line);color:inherit;font:inherit;cursor:pointer;background:0 0;border-radius:999px;align-items:center;gap:7px;padding:6px 11px;display:inline-flex}.peer.sel{border-color:var(--accent);color:var(--accent)}.peer em{color:var(--muted);font-size:12px;font-style:normal}.dot{background:var(--line);border-radius:50%;flex:none;width:8px;height:8px;display:inline-block}.dot.on{background:var(--ok)}.drop{border:2px dashed var(--line);text-align:center;border-radius:12px;flex-direction:column;align-items:center;gap:10px;padding:26px 16px;transition:border-color .15s,background .15s;display:flex}.drop.over{border-color:var(--accent);background:color-mix(in srgb, var(--accent) 8%, transparent)}.drop.dim{opacity:.75}.bigline{margin:0;font-size:16px;font-weight:600}.row{align-items:center;gap:8px;margin-top:10px;display:flex}.row textarea{flex:1}input[type=text],input:not([type]),textarea{border:1px solid var(--line);background:var(--card);color:inherit;font:inherit;resize:vertical;border-radius:8px;padding:8px 10px}button{border:1px solid var(--line);color:inherit;font:inherit;cursor:pointer;background:0 0;border-radius:8px;padding:8px 14px}button:hover:not(:disabled){border-color:var(--accent);color:var(--accent)}button:disabled{opacity:.45;cursor:not-allowed}button.primary{background:var(--accent);border-color:var(--accent);color:#fff}button.primary:hover:not(:disabled){color:#fff;filter:brightness(1.08)}button.big{padding:13px 22px;font-size:15px}.timeline{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:14px 18px}.tl{flex-direction:column;gap:6px;margin-top:8px;display:flex}.item{border-bottom:1px solid var(--line);align-items:center;gap:9px;padding:5px 0;font-size:13px;display:flex}.item:last-child{border-bottom:none}.item .name{text-overflow:ellipsis;white-space:nowrap;flex:1;overflow:hidden}.item .meta{color:var(--muted);white-space:nowrap;font-size:12px}.tag{border:1px solid var(--line);color:var(--muted);border-radius:999px;flex:none;padding:1px 7px;font-size:11px}.tag.in{border-color:var(--ok);color:var(--ok)}.tag.out{border-color:var(--accent);color:var(--accent)}.bar{background:var(--line);border-radius:2px;flex:none;width:70px;height:4px;overflow:hidden}.bar i{background:var(--accent);height:100%;display:block}.logs summary{cursor:pointer;color:var(--muted);font-size:13px}.log{white-space:pre-wrap;word-break:break-word;color:var(--muted);max-height:220px;margin-top:8px;font-family:ui-monospace,SFMono-Regular,Consolas,monospace;font-size:12px;overflow:auto}.codepanel{grid-template-columns:1fr 1fr;gap:16px;margin-top:14px;display:grid}@media (width<=620px){.codepanel{grid-template-columns:1fr}}.codebox{border:1px solid var(--line);border-radius:11px;flex-direction:column;align-items:center;gap:8px;padding:16px 14px;display:flex}.code{letter-spacing:4px;font-variant-numeric:tabular-nums;white-space:nowrap;margin:0;font-size:38px;font-weight:700}.countdown{background:var(--line);border-radius:2px;width:100%;height:4px;overflow:hidden}.countdown i{background:var(--accent);height:100%;transition:width .25s linear;display:block}button.link{color:var(--accent);background:0 0;border:none;padding:0 0 0 8px;text-decoration:underline}.codebox input{text-align:center;letter-spacing:3px;font-variant-numeric:tabular-nums;width:100%;font-size:22px}.qrbox{margin-top:14px}.qrbox summary{cursor:pointer;color:var(--muted);font-size:13px}.qrbox .qr{margin:10px auto 0;display:block}.scanner{flex-direction:column;align-items:center;gap:10px;margin-top:14px;display:flex}.scanner video{background:#000;border-radius:10px;width:100%;max-width:340px}