*{box-sizing:border-box}body{margin:0;background:#f7f8fa;color:#243041;font:16px/1.7 system-ui,-apple-system,Segoe UI,Arial,sans-serif}a{color:#16669b}header{background:#fff;border-bottom:1px solid #e1e5e9}nav{max-width:1100px;margin:auto;padding:18px 22px;display:flex;justify-content:space-between;align-items:center;gap:15px}nav a{text-decoration:none;font-weight:700}nav .brand{font-size:22px;color:#203347}.wrap{max-width:1100px;margin:0 auto;padding:34px 22px 70px}h1{font-size:clamp(27px,4vw,42px);line-height:1.2}h2{line-height:1.3;margin-top:1.5em}.intro{color:#637284}.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(270px,1fr));gap:20px;margin-top:24px}.card{background:white;border:1px solid #e3e7eb;border-radius:13px;overflow:hidden;box-shadow:0 3px 14px #15253608}.card img{width:100%;aspect-ratio:16/9;object-fit:cover;background:#e8edf2}.card section{padding:17px 20px}.card h2{font-size:19px;margin:0 0 8px}.card h2 a{text-decoration:none;color:#253444}.card p{font-size:14px;color:#5d6c7a;margin:0}.date{font-size:12px;color:#8895a3;margin-top:12px}.article{max-width:810px;margin:auto;background:#fff;padding:clamp(20px,4vw,54px);border-radius:14px;border:1px solid #e3e7eb}.article .hero{width:100%;border-radius:10px;max-height:430px;object-fit:cover;margin:18px 0}.article-content img{max-width:100%;height:auto}.article-content p,.article-content li{line-height:1.85}.article-content a{overflow-wrap:anywhere}.back{display:inline-block;margin:0 0 20px}input{width:100%;max-width:550px;border:1px solid #d4dbe3;border-radius:9px;padding:14px;font-size:16px}footer{text-align:center;color:#73808d;padding:25px}.hidden{display:none}