*{box-sizing:border-box}
body{margin:0;font:16px/1.6 -apple-system,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;color:#1d2733;background:#fbfbf9}
a{color:#1f5f8b}
.site-header{display:flex;flex-wrap:wrap;gap:1rem;align-items:baseline;justify-content:space-between;padding:1.2rem 5vw;border-bottom:1px solid #e4e4de}
.brand{font-weight:600;font-size:1.05rem;text-decoration:none;color:#1d2733;letter-spacing:.01em}
.site-header nav a{margin-left:1.2rem;text-decoration:none;font-size:.95rem}
main{max-width:820px;margin:0 auto;padding:2.5rem 5vw 4rem}
h1{font-size:clamp(1.7rem,3.4vw,2.3rem);line-height:1.25;margin:0 0 1rem}
h2{margin-top:2.4rem;font-size:1.25rem}
h3{margin:0 0 .4rem;font-size:1.05rem}
.lead{font-size:1.1rem;color:#3a4a5c}
.hero{padding:1.5rem 0 1rem;border-bottom:1px solid #ecece6}
.cards{display:grid;gap:1.2rem;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));margin-top:1rem}
.cards article{background:#fff;border:1px solid #e7e7e0;border-radius:10px;padding:1.1rem 1.2rem}
ul{padding-left:1.2rem}
.site-footer{padding:1.4rem 5vw;border-top:1px solid #e4e4de;color:#6b7785;font-size:.88rem}