:root{--bg:#0f2742;--card:#ffffff;--text:#102033;--muted:#5a6877;--accent:#173f6d;--line:#dfe6ee}*{box-sizing:border-box}body{margin:0;font-family:Inter,Arial,sans-serif;background:#f4f7fa;color:var(--text);line-height:1.6}header{background:var(--bg);color:#fff;padding:48px 20px}header .wrap{display:flex;gap:24px;align-items:center}.logo{width:86px;height:86px;border-radius:20px}nav{margin-top:20px;display:flex;gap:18px;flex-wrap:wrap}nav a{color:#fff;text-decoration:none;font-weight:600}.wrap{max-width:920px;margin:auto}main{padding:34px 20px 60px}.card{background:var(--card);padding:28px;border-radius:18px;box-shadow:0 8px 30px rgba(17,39,66,.08);margin-bottom:20px}h1,h2{line-height:1.2}h1{margin:0;font-size:2.2rem}h2{margin-top:0}a{color:var(--accent)}.notice{padding:16px;border-left:4px solid var(--accent);background:#eef4fa;border-radius:8px}.small{color:var(--muted);font-size:.94rem}footer{padding:26px 20px;background:#eaf0f6;color:#405061}.button{display:inline-block;background:var(--accent);color:#fff;text-decoration:none;padding:11px 16px;border-radius:10px;font-weight:700}