*{box-sizing:border-box}html,body{margin:0;padding:0}
body{font-family:Georgia,"Times New Roman",serif;line-height:1.6;color:#1f1f1f;background:#f6f8fb}
a{color:#114c8f;text-decoration:none}a:hover{text-decoration:underline}
.wrap{max-width:920px;margin:0 auto;padding:0 20px}
.site-header{background:#ffffff;border-bottom:1px solid #d9dfe8;position:sticky;top:0}
.site-header .wrap{display:flex;gap:24px;align-items:center;justify-content:space-between;padding:12px 20px}
.brand{font-weight:700;font-size:1.1rem;color:#0f2945}
nav ul{list-style:none;margin:0;padding:0;display:flex;gap:14px;flex-wrap:wrap}
nav li.active a{font-weight:700}
.content{background:#fff;margin-top:24px;padding:24px;border:1px solid #d9dfe8;border-radius:10px}
h1,h2,h3,h4{color:#102c49;line-height:1.3}h1{margin-top:0}
p{margin:0 0 1rem 0}
.site-footer{padding:20px 0;color:#556173}
@media (max-width: 760px){.site-header .wrap{flex-direction:column;align-items:flex-start}}