:root { --bg:#fafafa; --text:#0f172a; --muted:#64748b; --line:#e2e8f0; --accent:#0ea5e9; }
* { box-sizing: border-box; }
body { font-family: system-ui, sans-serif; margin:0; background:var(--bg); color:var(--text); }
table { border-collapse: collapse; width: 100%; margin-top: 1rem; background:#fff; }
th, td { border:1px solid var(--line); padding:.5rem .6rem; text-align:left; }
th { background:#f8fafc; }
nav a { color:#e2e8f0; margin-right:1rem; text-decoration:none; font-weight:500; }
a { color:#0366d6; text-decoration:none; }
a:hover { text-decoration:underline; }
button.sync { background:var(--accent); color:#fff; border:none; padding:.4rem .8rem; border-radius:6px; cursor:pointer; }
button.sync:hover { filter:brightness(.95); }