:root{--fg:#1b1f24;--muted:#5b6470;--line:#d9dde3;--bg:#f5f6f8;--card:#fff;--accent:#2f5d8a;--danger:#a33}*{box-sizing:border-box}body{margin:0;font:15px/1.5 system-ui,-apple-system,sans-serif;color:var(--fg);background:var(--bg)}main{max-width:980px;margin:0 auto;padding:24px 16px}.card{background:var(--card);border:1px solid var(--line);border-radius:8px;padding:20px;margin-bottom:16px}.narrow{max-width:440px;margin:10vh auto}nav{display:flex;gap:16px;align-items:center;margin-bottom:20px}nav .who{margin-left:auto;color:var(--muted)}h1{font-size:20px;margin:0 0 12px}.button,button{background:var(--accent);color:#fff;border:0;border-radius:6px;padding:8px 14px;cursor:pointer;font:inherit}button.secondary{background:transparent;color:var(--fg);border:1px solid var(--line)}button:disabled{opacity:.5}input,select{font:inherit;padding:7px 9px;border:1px solid var(--line);border-radius:6px}table{width:100%;border-collapse:collapse;font-size:14px}td,th{text-align:left;padding:6px 8px;border-bottom:1px solid var(--line);vertical-align:top}td pre{margin:0;white-space:pre-wrap;word-break:break-word;max-width:520px;font-size:12px}.error{color:var(--danger)}.muted{color:var(--muted)}.row{display:flex;gap:8px;flex-wrap:wrap;align-items:center}