:root{color-scheme:light}*{box-sizing:border-box}body{margin:0;font-family:Arial,Helvetica,sans-serif;background:#f6f8fb;color:#111827}a{color:inherit;text-decoration:none}.layout{display:grid;grid-template-columns:260px 1fr;min-height:100vh}.sidebar{background:#0f172a;color:#e2e8f0;padding:20px}.sidebar h1{font-size:18px;margin:0 0 16px}.sidebar nav{display:grid;grid-gap:10px;gap:10px}.content{padding:24px}.card-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));grid-gap:12px;gap:12px}.card{background:white;border-radius:10px;border:1px solid #e5e7eb;padding:14px}.label{color:#6b7280;font-size:12px;margin-bottom:8px}.value{font-weight:700;font-size:24px}.table{width:100%;border-collapse:collapse;background:#fff;border:1px solid #e5e7eb;border-radius:10px;overflow:hidden}.table td,.table th{text-align:left;padding:10px;border-bottom:1px solid #f3f4f6;font-size:14px}.toolbar{display:flex;gap:12px;margin-bottom:16px}.muted{color:#6b7280}