body{font-family:system-ui,-apple-system,Segoe UI,sans-serif;margin:0;color:#222}nav{display:flex;gap:16px;padding:12px 24px;border-bottom:1px solid #ddd}nav a{color:#36c;text-decoration:none}nav a.active{font-weight:600;color:#222}main{padding:16px 24px}table{border-collapse:collapse;width:100%;margin-top:16px}th,td{border:1px solid #ccc;padding:6px 10px;text-align:right}th:first-child,td:first-child{text-align:left}th{background:#f5f5f5}.bar{background:#eee;height:8px;position:relative}.bar>div{background:#36c;height:8px}.stale{color:#c00}.period{display:flex;gap:8px;margin:12px 0}.period button{padding:4px 12px;border:1px solid #ccc;background:#fff;cursor:pointer}.period button.active{background:#36c;color:#fff;border-color:#36c}