body{font-family:system-ui,-apple-system,Segoe UI,Roboto,sans-serif;margin:0;color:#1e1e28;line-height:1.6;background:#f5f7fc}
header{background:#2f5597;color:#fff;padding:18px 20px}header a{color:#fff;text-decoration:none;font-weight:700}
nav a{color:#dfe7ff;margin-right:14px;font-size:.95em}
main{max-width:860px;margin:0 auto;padding:24px 20px;background:#fff}
h1{color:#2f5597;line-height:1.25}h2{color:#2f5597;margin-top:1.6em}
.btn{display:inline-block;background:#e8741c;color:#fff;padding:14px 26px;border-radius:8px;text-decoration:none;font-weight:700;font-size:1.1em}
.btn:hover{background:#c85f10}.box{background:#fff2cc;border-radius:8px;padding:14px 18px;margin:18px 0}
img{max-width:100%;height:auto;border:1px solid #dde;border-radius:6px}
table{border-collapse:collapse;width:100%}td,th{border:1px solid #dde;padding:6px 8px;text-align:left}th{background:#2f5597;color:#fff}
footer{max-width:860px;margin:0 auto;padding:20px;font-size:.85em;color:#667}