:root {
  color-scheme: light;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: #153f63;
  background: #eef9ff;
}

* { box-sizing: border-box; }
body { min-width: 320px; margin: 0; line-height: 1.6; }
a { color: #176da8; }
.hero { padding: 70px 24px 48px; color: #fff; text-align: center; background: linear-gradient(135deg, #238dce, #7366d9 52%, #e76fbd); }
.hero h1 { margin: 0; font-size: clamp(2.2rem, 8vw, 4rem); line-height: 1; }
.hero p { max-width: 580px; margin: 18px auto 0; font-size: 1.05rem; font-weight: 600; }
nav { display: flex; justify-content: center; gap: 18px; padding: 18px 20px; background: #fff; box-shadow: 0 2px 12px rgba(39, 107, 151, .12); }
nav a { font-weight: 800; text-decoration: none; }
main { width: min(100% - 40px, 760px); margin: 42px auto 64px; }
section { margin: 24px 0; padding: 28px; border: 1px solid #cfe8f7; border-radius: 22px; background: #fff; box-shadow: 0 10px 28px rgba(43, 109, 155, .08); }
h2 { margin-top: 0; color: #1f79b4; }
.contact { display: inline-block; padding: 12px 17px; border-radius: 12px; color: #fff; font-weight: 800; text-decoration: none; background: #268fd1; }
.note { color: #507a99; font-size: .92rem; }
.credit-list { padding: 0; list-style: none; }
.credit-list li { padding: 13px 0; border-bottom: 1px solid #dcecf6; }
.credit-list strong, .credit-list span { display: block; }
.credit-list span { color: #5b7d95; font-size: .92rem; }
footer { padding: 28px; color: #56778e; text-align: center; font-size: .86rem; }
@media (max-width: 520px) { .hero { padding-top: 55px; } section { padding: 22px; } }