:root { color-scheme: light; font-family: system-ui, -apple-system, sans-serif; color: #202735; background: #f5f7fb; }
* { box-sizing: border-box; }
body { margin: 0; line-height: 1.7; }
header { display: flex; justify-content: space-between; align-items: center; gap: 24px; padding: 22px max(6%, calc((100% - 1000px)/2)); background: #fff; border-bottom: 1px solid #e5e9f0; }
a { color: #315dc4; text-decoration: none; }
a:hover { text-decoration: underline; }
.brand { font-weight: 700; color: #202735; }
nav { display: flex; flex-wrap: wrap; gap: 20px; font-size: .95rem; }
main { max-width: 880px; margin: 70px auto; padding: 0 24px; min-height: 48vh; }
.eyebrow { color: #315dc4; letter-spacing: .14em; font-size: .78rem; font-weight: 700; }
h1 { font-size: clamp(2.2rem, 6vw, 4rem); line-height: 1.12; margin: 12px 0 22px; }
h2 { margin-top: 36px; }
.lead { color: #596579; font-size: 1.2rem; max-width: 680px; }
section { margin-top: 44px; padding: 26px; border: 1px solid #e1e6ef; border-radius: 16px; background: white; }
footer { padding: 24px; text-align: center; color: #697386; border-top: 1px solid #e5e9f0; }
@media (max-width: 600px) { header { align-items: flex-start; flex-direction: column; } main { margin-top: 42px; } }