:root{--ink:#173244;--muted:#536a78;--brand:#087f9d;--brand2:#064c69;--pale:#f3f9fb;--line:#d5e5ec;--white:#fff;--warn:#fff7df}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:-apple-system,BlinkMacSystemFont,"Yu Gothic",Meiryo,sans-serif;color:var(--ink);line-height:1.8;background:#fff}a{color:#066f8d}img{max-width:100%;height:auto}.site-head{border-bottom:1px solid var(--line);background:#fff;position:relative;z-index:2}.site-head .wrap{max-width:1120px;margin:auto;padding:18px 22px;display:flex;align-items:center;gap:24px;justify-content:space-between}.brand{font-weight:900;color:var(--brand2);text-decoration:none;font-size:20px}.role{font-size:12px;color:var(--muted);font-weight:700}.nav{display:flex;gap:14px;flex-wrap:wrap}.nav a{font-size:14px;font-weight:700;text-decoration:none}.hero{background:linear-gradient(135deg,#eef9fc,#fff 64%);border-bottom:1px solid var(--line)}.wrap{max-width:1120px;margin:auto;padding:64px 22px}.hero .wrap{padding-top:76px;padding-bottom:70px}.eyebrow{font-size:13px;font-weight:900;color:var(--brand);letter-spacing:.08em}.hero h1{font-size:clamp(32px,5.4vw,58px);line-height:1.25;margin:10px 0 18px;color:var(--brand2)}.hero p{max-width:850px;font-size:18px;color:var(--muted)}.cta{display:flex;gap:12px;flex-wrap:wrap;margin-top:26px}.btn{display:inline-block;padding:12px 20px;border-radius:8px;background:var(--brand);color:#fff!important;text-decoration:none;font-weight:800}.btn.alt{background:var(--brand2)}h2{font-size:clamp(25px,3.6vw,38px);line-height:1.4;color:var(--brand2);margin:0 0 20px}h3{font-size:21px;line-height:1.5;color:var(--brand2);margin:0 0 10px}.lead{font-size:17px;color:var(--muted);max-width:900px}.pale{background:var(--pale)}.grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px;margin-top:30px}.grid.two{grid-template-columns:repeat(2,minmax(0,1fr))}.card{border:1px solid var(--line);border-radius:14px;padding:24px;background:#fff}.card p{margin:0;color:var(--muted)}.photo-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.photo{border:1px solid var(--line);border-radius:14px;overflow:hidden;background:#fff}.photo img{display:block;width:100%;aspect-ratio:4/3;object-fit:cover}.photo figcaption{padding:12px 14px;font-size:14px;color:var(--muted)}.table-wrap{overflow:auto;border:1px solid var(--line);border-radius:12px}table{width:100%;border-collapse:collapse;background:#fff}th,td{padding:12px;border-bottom:1px solid var(--line);text-align:left;vertical-align:top}th{background:#edf7fa}details{border:1px solid var(--line);border-radius:10px;padding:14px 16px;background:#fff;margin:12px 0}summary{font-weight:800;cursor:pointer}.note{background:var(--warn);border-left:4px solid #d3a014;padding:18px;border-radius:8px}.crumb{font-size:13px;color:var(--muted);margin-bottom:18px}.footer{background:#073e59;color:#fff}.footer .wrap{padding-top:38px;padding-bottom:38px}.footer a{color:#dff8ff}.small{font-size:13px}.chips{display:flex;gap:8px;flex-wrap:wrap}.chip{padding:6px 10px;border-radius:999px;background:#e4f7fa;color:#066f8d;font-size:13px;font-weight:800}.split{display:grid;grid-template-columns:1.1fr .9fr;gap:34px;align-items:center}.split img{border-radius:14px}.check li{margin:8px 0}.related{border-top:1px solid var(--line)}
@media(max-width:760px){.site-head .wrap{display:block;padding:14px 16px}.nav{margin-top:10px}.wrap{padding:44px 16px}.hero .wrap{padding-top:52px;padding-bottom:48px}.grid,.grid.two,.photo-grid,.split{grid-template-columns:1fr}.hero p{font-size:16px}.nav a{font-size:13px}}