*{box-sizing:border-box}
body{margin:0;font:16px/1.65 -apple-system,"Segoe UI",Roboto,Arial,sans-serif;background:#eef2f4;color:#1f2a30}
a{color:#1f6f8b}
.dev{background:#f3c74f;color:#3a2e05;text-align:center;font-size:14px;padding:8px 16px}
header{background:#1f3440;color:#e8f0f3}
.top{max-width:960px;margin:0 auto;padding:18px 20px;display:flex;flex-wrap:wrap;gap:12px;align-items:center;justify-content:space-between}
.logo{font-weight:600;font-size:20px;color:#e8f0f3;text-decoration:none}
nav a{color:#b9cdd6;text-decoration:none;margin-left:18px}
nav a:hover,nav a.on{color:#fff}
.hero{max-width:960px;margin:0 auto;padding:10px 20px 36px}
.hero h1{margin:0 0 6px;font-size:30px;font-weight:600}
.hero p{margin:0;color:#b9cdd6}
main{max-width:960px;margin:0 auto;padding:24px 20px 48px}
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:18px}
.card{background:#fff;border-radius:10px;overflow:hidden;box-shadow:0 1px 3px rgba(0,0,0,.07)}
.card img{display:block;width:100%;height:auto}
.card .t{padding:14px 16px}
.card h2,.card h3{font-size:18px;margin:0 0 4px}
small{color:#6b7c85}
.box{background:#fff;border-radius:10px;padding:20px 22px;box-shadow:0 1px 3px rgba(0,0,0,.07)}
footer{border-top:1px solid #d7e0e4;text-align:center;color:#6b7c85;font-size:14px;padding:20px}
footer a{margin:0 8px}