*{box-sizing:border-box}body{margin:0;font-family:system-ui,-apple-system,"Noto Sans JP",sans-serif;background:#f5f6f8;color:#1f2937}header{background:#111827;color:#fff;display:flex;align-items:center;gap:24px;padding:12px 18px;position:sticky;top:0;z-index:5}.brand{font-weight:800;white-space:nowrap}nav{display:flex;gap:12px;flex-wrap:wrap;flex:1}nav a,.user a{color:#dbeafe;text-decoration:none;font-size:13px}.user{white-space:nowrap;font-size:13px}main{max-width:1400px;margin:0 auto;padding:24px}.pagehead{display:flex;justify-content:space-between;align-items:center;margin-bottom:18px}h1{margin:0;font-size:26px}h2{margin-top:0}.grid{display:grid;gap:16px}.cards{grid-template-columns:repeat(4,1fr)}.two{grid-template-columns:1fr 1fr;margin-top:16px}.card,.panel{background:#fff;border:1px solid #e5e7eb;border-radius:12px;padding:18px;box-shadow:0 2px 8px rgba(0,0,0,.04)}.card.danger{border-left:5px solid #dc2626}.label{font-size:13px;color:#6b7280}.big{font-size:28px;font-weight:800;margin:8px 0}.progress{height:10px;background:#e5e7eb;border-radius:10px;overflow:hidden}.progress span{display:block;height:100%;background:#2563eb}.todo{line-height:2}.property{display:flex;justify-content:space-between;padding:15px;background:#f9fafb;border-radius:8px;text-decoration:none;color:inherit}.toolbar{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:14px}.btn{display:inline-block;padding:9px 13px;border-radius:7px;border:1px solid #d1d5db;background:#fff;text-decoration:none;color:#111827;cursor:pointer}.btn.primary{background:#2563eb;color:#fff;border-color:#2563eb}.btn.danger{background:#dc2626;color:#fff}.table{width:100%;border-collapse:collapse;background:#fff}.table th,.table td{padding:10px;border-bottom:1px solid #e5e7eb;text-align:left;font-size:13px}.form{display:grid;gap:12px;max-width:800px}.form label{display:grid;gap:5px;font-size:13px;font-weight:600}.form input,.form select,.form textarea{padding:9px;border:1px solid #d1d5db;border-radius:6px;font:inherit}.alert{padding:12px;border-radius:8px;background:#fff7ed;border:1px solid #fed7aa;margin-bottom:10px}.ok{background:#ecfdf5;border-color:#a7f3d0}.error{background:#fef2f2;border-color:#fecaca}footer{max-width:1400px;margin:20px auto;padding:20px;color:#6b7280;font-size:12px;display:flex;justify-content:space-between}@media(max-width:900px){.cards,.two{grid-template-columns:1fr 1fr}header{flex-wrap:wrap}}@media(max-width:600px){.cards,.two{grid-template-columns:1fr}main{padding:12px}nav{order:3;width:100%}}