:root{font-family:Inter,system-ui,sans-serif;color:#172033;background:#f5f7fb;line-height:1.6}*{box-sizing:border-box}body{margin:0}header{background:#0c2461;color:#fff;padding:28px 20px}header div,main{max-width:860px;margin:auto}header a{color:#fff}main{background:#fff;margin:24px auto;padding:28px;border:1px solid #dbe2ea;border-radius:16px}h1{margin:0 0 8px;font-size:30px}h2{font-size:20px;margin-top:28px;color:#0c2461}a{color:#1e40af}.notice{padding:14px;border-radius:10px;background:#fff7dc;border:1px solid #f2d178}.meta{color:#d9e4ff}.links{display:flex;gap:16px;flex-wrap:wrap;margin-top:16px}footer{max-width:860px;margin:24px auto;padding:0 20px 32px;color:#536174;font-size:14px}@media(max-width:640px){main{margin:0;border-radius:0;border-width:0;padding:22px}h1{font-size:25px}}