body{margin:0;font-family:"Segoe UI",system-ui,Arial,sans-serif;color:#0b1b3a;line-height:1.7;font-size:1.0625rem;background:#f4f8ff}
header{background:#06255e}header .w{max-width:820px;margin:0 auto;padding:.7rem 1.25rem;display:flex;align-items:center;justify-content:space-between}
header a{color:#fff;text-decoration:none;font-weight:800;display:flex;align-items:center;gap:.6rem}header a img{border-radius:50%}header a.b{color:#5cc8ff;font-weight:600}
main{max-width:820px;margin:2rem auto;background:#fff;padding:2rem 1.5rem;border-radius:18px;box-shadow:0 6px 24px rgba(6,37,94,.1)}
h1{font-size:2.1rem;line-height:1.15;margin:0 0 .3rem}h2{font-size:1.3rem;margin:2rem 0 .5rem;color:#0a4296}p,li{max-width:70ch}
a{color:#1e78e6}:focus-visible{outline:3px solid #5cc8ff;outline-offset:3px}mark{background:#fff3b0;padding:0 .2em}
.meta{color:#4a5d80;margin-bottom:1.5rem}
footer{max-width:820px;margin:0 auto 2rem;padding:0 1.25rem;color:#4a5d80;font-size:.95rem}
@media(max-width:600px){main{margin:1rem .6rem;padding:1.4rem 1.1rem}}