body{font:14px system-ui,sans-serif;margin:0;color:#111;background:#f3f4f6}header{background:#1f2937;color:#fff;padding:10px 16px;display:flex;gap:12px;align-items:center;flex-wrap:wrap}header .sp{flex:1}nav{display:flex;gap:4px;flex-wrap:wrap;padding:8px 16px;background:#fff;border-bottom:1px solid #ddd}nav button.on{background:#2563eb;color:#fff}main{padding:16px;max-width:1000px;margin:auto}button{padding:6px 10px;border:1px solid #bbb;background:#fff;border-radius:6px;cursor:pointer}input,select{padding:6px;border:1px solid #bbb;border-radius:6px;margin:2px}table{width:100%;border-collapse:collapse;background:#fff;margin:8px 0}th,td{padding:6px 8px;border-bottom:1px solid #eee;text-align:left}.card{background:#fff;border-radius:8px;padding:12px;margin:8px 0}.cards{display:flex;gap:8px;flex-wrap:wrap}.cards .card{min-width:130px}.err{color:#b91c1c;margin:6px 0}.ok{color:#047857}.off{opacity:.45;text-decoration:line-through}small{color:#666}pre{background:#111;color:#9f9;padding:8px;overflow:auto}