:root{--ink:#16202a;--muted:#6b7785;--line:#e6e9ed;--brand:#176b87;--brand2:#0e4f66;--bg:#f6f8f9;--ok:#e7f6ec;--warn:#fff2cc;--bad:#fde8e8}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--ink);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","Noto Sans JP",sans-serif}header{height:68px;background:#fff;border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;padding:0 max(24px,calc((100vw - 1180px)/2));position:sticky;top:0;z-index:5}.brand{font-weight:900;font-size:24px;color:var(--brand2);text-decoration:none}.brand span{font-size:11px;margin-left:7px;color:var(--muted)}nav{display:flex;gap:20px}nav a,.adminnav a{color:#44515d;text-decoration:none;font-weight:700;font-size:14px}main{max-width:1180px;margin:0 auto;padding:34px 24px 70px}.narrow{max-width:520px;margin:60px auto}.hero{padding:38px 0 28px}.eyebrow{color:var(--brand);font-weight:800;letter-spacing:.08em;margin:0 0 8px}.hero h1,.pagehead h1{font-size:34px;margin:0 0 20px}.ask{display:flex;background:#fff;border:2px solid #cfd9dd;border-radius:16px;padding:8px;box-shadow:0 10px 30px rgba(20,50,70,.06)}.ask input{flex:1;border:0;font-size:18px;padding:13px 15px;outline:0}.ask button,button{border:0;border-radius:10px;background:var(--brand);color:#fff;font-weight:800;padding:12px 20px;cursor:pointer}.card{background:#fff;border:1px solid var(--line);border-radius:16px;padding:24px;box-shadow:0 4px 18px rgba(0,0,0,.03);margin-bottom:20px}.soft{background:#f0f7f9}.card h1,.card h2{margin-top:0}.grid2{display:grid;grid-template-columns:1fr 1fr;gap:20px}.stack{display:grid;gap:15px}.formgrid{display:grid;grid-template-columns:1fr 1fr;gap:14px}label{font-size:13px;font-weight:700;color:#52606c;display:grid;gap:6px}input,select,textarea{width:100%;border:1px solid #ccd5da;border-radius:9px;padding:11px 12px;font:inherit;background:#fff}.wide{grid-column:1/-1}.answer{border-left:5px solid var(--brand)}.answer-head{display:flex;justify-content:space-between;align-items:center;color:var(--brand2);font-weight:800}.answer-head small{color:var(--muted);font-weight:500}.answer-text{line-height:1.9;white-space:normal;margin:18px 0}.refs{border-top:1px solid var(--line);padding-top:14px;display:grid;gap:8px}.refs small,.feed small,.unresolved small{display:block;color:var(--muted);margin-top:3px}.pill{font-size:11px;font-weight:800;background:#edf0f2;padding:4px 8px;border-radius:999px;display:inline-block}.pill.有効{background:var(--ok);color:#2d6d41}.pill.要確認{background:var(--warn);color:#7a5b00}.pill.廃止{background:var(--bad);color:#9c2f2f}.ranking{padding-left:22px}.ranking li{padding:2px 0;border-bottom:1px solid #f0f1f2}.linkbtn{display:flex;width:100%;justify-content:space-between;background:none;color:var(--ink);padding:12px 4px;text-align:left}.linkbtn b{color:var(--brand)}.feed{display:flex;gap:10px;align-items:flex-start;padding:11px 0;border-bottom:1px solid #f0f1f2}.feed>div{flex:1}.pagehead{padding:20px 0}.pagehead p:last-child{color:var(--muted)}.adminnav{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:20px}.adminnav a{background:#fff;border:1px solid var(--line);padding:10px 14px;border-radius:10px}.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin-bottom:20px}.stats div{background:#fff;border:1px solid var(--line);border-radius:14px;padding:22px}.stats b{display:block;font-size:32px;color:var(--brand2)}.stats span{color:var(--muted)}.unresolved{padding:18px 0;border-bottom:1px solid var(--line)}.unresolved form{display:grid;grid-template-columns:1fr auto;gap:8px;margin-top:10px}.alert{padding:12px 14px;border-radius:9px;margin:12px 0}.alert.ok{background:var(--ok)}.alert.bad{background:var(--bad)}.muted{color:var(--muted);font-size:13px}details{border:1px solid var(--line);padding:12px;border-radius:9px}details>*+*{margin-top:10px}footer{text-align:center;color:#89949e;font-size:12px;padding:30px}@media(max-width:760px){header{padding:0 16px}nav{gap:10px}nav a{font-size:12px}.brand span{display:none}main{padding:22px 14px 60px}.hero h1,.pagehead h1{font-size:26px}.grid2,.formgrid{grid-template-columns:1fr}.wide{grid-column:1}.stats{grid-template-columns:1fr 1fr}.ask input{font-size:15px}.answer-head{display:block}.unresolved form{grid-template-columns:1fr}}