:root{font-family:system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;color:#172033;background:#f4f7fc;line-height:1.65}*{box-sizing:border-box}body{margin:0}main{width:min(860px,calc(100% - 32px));margin:0 auto;padding:48px 0}.hero{background:#082f63;color:#fff;border-radius:24px;padding:32px;box-shadow:0 12px 30px #082f6320}.brand{color:#ffd21a;font-weight:800;letter-spacing:.12em;text-transform:uppercase}.hero h1{font-size:clamp(2rem,6vw,3rem);line-height:1.1;margin:.5rem 0}.hero p{color:#dbeafe;max-width:680px}.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(210px,1fr));gap:16px;margin-top:24px}.card,article{display:block;background:#fff;border:1px solid #dbe3ef;border-radius:18px;padding:24px;color:inherit;text-decoration:none;box-shadow:0 3px 12px #082f630c}.card:hover{border-color:#5b9ee5}.card h2,article h2{color:#082f63;margin-top:0}.link{color:#075ba7;font-weight:700}.notice{margin-top:24px;background:#fff9db;border:1px solid #f2cf54;border-radius:16px;padding:18px}.back{display:inline-block;margin-bottom:20px;color:#075ba7;font-weight:700;text-decoration:none}article{margin-top:20px}article section+section{border-top:1px solid #e4e9f1;padding-top:18px;margin-top:18px}a{color:#075ba7}footer{text-align:center;color:#667085;font-size:.9rem;padding:24px}ul{padding-left:22px}@media(max-width:520px){main{padding-top:24px}.hero,article{padding:22px}}