:root { color-scheme: light; font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Helvetica Neue", sans-serif; background: #f7fbf8; color: #23343a; }
* { box-sizing: border-box; }
body { margin: 0; }
header { border-bottom: 1px solid #dce9df; background: #fff; }
.wrap { width: min(100% - 40px, 740px); margin: 0 auto; }
header .wrap { display: flex; align-items: center; justify-content: space-between; gap: 20px; padding: 20px 0; }
.brand { color: #183c2e; font-weight: 800; text-decoration: none; font-size: 18px; }
nav { display: flex; gap: 20px; }
nav a, main a { color: #167a38; text-underline-offset: 3px; }
nav a { font-size: 15px; }
main { padding: 50px 0 80px; }
h1 { font-size: clamp(32px, 6vw, 44px); line-height: 1.15; letter-spacing: -.02em; margin: 0 0 14px; }
h2 { font-size: 22px; line-height: 1.3; margin: 0 0 12px; }
p, li { font-size: 17px; line-height: 1.75; }
.intro { color: #52676b; margin: 0 0 32px; }
section { padding: 26px 0; border-top: 1px solid #dce9df; }
section:first-of-type { border-top: 0; }
.contact { background: #e8f8e9; border: 1px solid #c6e8cd; border-radius: 20px; padding: 26px; margin-bottom: 24px; }
.contact h2 { margin-bottom: 4px; }
.contact a { font-size: 20px; font-weight: 700; overflow-wrap: anywhere; }
footer { border-top: 1px solid #dce9df; color: #647477; font-size: 14px; padding: 24px 0 40px; }
@media (max-width: 480px) { header .wrap { align-items: flex-start; flex-direction: column; gap: 12px; } main { padding-top: 36px; } }