:root{--bg: #f6f7f9;--surface: #ffffff;--text: #17191c;--muted: #646b76;--border: #e2e5ea;--accent: #1f6feb;--accent-text: #ffffff;--danger: #c93636;--good: #1a7f37;--warn: #9a6700;--badge-in: #e7f1fb;--badge-out: #e5f4e4;--badge-int: #efedff;color-scheme:light}@media (prefers-color-scheme: dark){:root{--bg: #111317;--surface: #1a1d22;--text: #e8eaed;--muted: #9aa1ab;--border: #2b3038;--accent: #4c8dff;--danger: #f06a6a;--good: #4cc26b;--warn: #d6a23a;--badge-in: #1d2c3d;--badge-out: #1f3324;--badge-int: #2a2745;color-scheme:dark}}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--text);font:15px/1.5 -apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif}h1{font-size:24px;margin:0 0 4px}h2{font-size:17px;margin:0}a{color:var(--accent)}code{font-size:13px}.muted{color:var(--muted)}.center{display:grid;place-items:center;min-height:100vh}.error{color:var(--danger);margin:8px 0}input{font:inherit;color:inherit;background:var(--surface);border:1px solid 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