:root{--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light dark;--fg:#1f2328;--muted:#59636e;--bg:#fff;--panel:#f6f8fa;--border:#d1d9e0;--accent:#0969da;--ok:#1a7f37;--err:#cf222e}@media (prefers-color-scheme:dark){:root{--lightningcss-light: ;--lightningcss-dark:initial;--fg:#f0f6fc;--muted:#9198a1;--bg:#0d1117;--panel:#151b23;--border:#3d444d;--accent:#4493f8;--ok:#3fb950;--err:#f85149}}*{box-sizing:border-box}body{color:var(--fg);background:var(--bg);margin:0;font-family:system-ui,-apple-system,PingFang SC,Microsoft YaHei,sans-serif;line-height:1.6}main{max-width:720px;margin:0 auto;padding:48px 16px}h1{margin:0 0 24px;font-size:1.5rem}section{border:1px solid var(--border);background:var(--panel);border-radius:8px;margin-bottom:16px;padding:16px}h2{margin:0 0 8px;font-size:1rem}label{margin-bottom:12px;display:block}input{width:100%;font:inherit;color:inherit;background:var(--bg);border:1px solid var(--border);border-radius:6px;margin-top:4px;padding:8px;display:block}button{font:inherit;color:#fff;background:var(--accent);cursor:pointer;border:0;border-radius:6px;padding:8px 16px}button:disabled{opacity:.6;cursor:default}.muted{color:var(--muted);font-size:.875rem}.ok{color:var(--ok)}.err{color:var(--err)}ul.tree{margin:0;padding-left:20px}code{word-break:break-all;font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:.875em}