:root{--bg:#f5f7fb;--card:#fff;--text:#1a2233;--muted:#5b6475;--line:#dde3ee;--brand:#0d47a1;--brand-ink:#fff;--warn:#b45309;--warn-bg:#fff7ed;--err:#b91c1c;--err-bg:#fef2f2;--ok-bg:#ecfdf5;--ok:#065f46}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--text);font-family:"Noto Sans JP","Hiragino Sans","Yu Gothic",sans-serif;font-size:15px;line-height:1.7}header{background:var(--brand);color:var(--brand-ink);display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:8px;padding:10px 16px}.brand{font-weight:700;letter-spacing:.04em}.brand span{font-weight:400;opacity:.9;margin-left:4px}nav{display:flex;flex-wrap:wrap;gap:12px;align-items:center}nav a,nav .link{color:var(--brand-ink);text-decoration:none;font-size:14px;background:none;border:0;padding:0;cursor:pointer;font:inherit}nav a:hover,nav .link:hover{text-decoration:underline}main{max-width:1100px;margin:0 auto;padding:16px}h1{font-size:22px;margin:8px 0 16px}h2{font-size:17px;margin:0 0 10px}h3{font-size:15px;margin:14px 0 6px}.card{background:var(--card);border:1px solid var(--line);border-radius:10px;padding:16px;margin:0 0 16px}.card.narrow{max-width:420px}.cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:12px;margin-bottom:16px}.stat .k{color:var(--muted);font-size:13px}.stat .v{font-size:24px;font-weight:700}.stat .v.small{font-size:13px;word-break:break-all;font-weight:400}.stat .muted-v{color:var(--muted)}.stat.warn{border-color:#f59e0b;background:var(--warn-bg)}.muted{color:var(--muted);font-size:13px}.flash{background:var(--ok-bg);color:var(--ok);border:1px solid #a7f3d0;padding:10px 12px;border-radius:8px}.error{background:var(--err-bg);color:var(--err);border:1px solid #fecaca;padding:10px 12px;border-radius:8px}.badge{display:inline-block;background:var(--warn-bg);color:var(--warn);border:1px solid #fcd34d;border-radius:999px;font-size:12px;padding:0 8px}.tw{overflow-x:auto;background:var(--card);border:1px solid var(--line);border-radius:10px;margin-bottom:16px}table{border-collapse:collapse;width:100%;font-size:14px}th,td{padding:8px 10px;border-bottom:1px solid var(--line);text-align:left;vertical-align:top;white-space:nowrap}td:last-child{white-space:normal;min-width:180px}th{background:#eef2f9;font-weight:600}label{display:block;margin:0 0 10px;font-size:14px}input,select{display:block;width:100%;max-width:420px;padding:8px 10px;border:1px solid #b9c2d3;border-radius:6px;font:inherit;background:#fff;color:var(--text)}.row{display:flex;flex-wrap:wrap;gap:6px;margin-bottom:6px}.row select,.row input{flex:1 1 140px;max-width:none}label.radio{display:flex;gap:6px;align-items:center}label.radio input{width:auto;display:inline}button{background:var(--brand);color:var(--brand-ink);border:0;border-radius:6px;padding:9px 16px;font:inherit;font-weight:600;cursor:pointer}button.small{padding:4px 10px;font-size:13px}button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible{outline:3px solid #f59e0b;outline-offset:2px}form.inline{display:inline}details summary{cursor:pointer;color:var(--brand);font-size:13px}ul.rules{margin:0;padding-left:20px}ul.rules li{margin-bottom:4px}code{background:#eef2f9;padding:1px 6px;border-radius:4px;font-size:13px}@media (max-width:600px){main{padding:12px}h1{font-size:19px}.stat .v{font-size:20px}}