:root {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "Noto Sans JP", sans-serif;
  line-height: 1.7;
  background: #f7f7f5;
  color: #1f2933;
}

* { box-sizing: border-box; }
body { margin: 0; background: #f7f7f5; }
.wrap { width: min(760px, calc(100% - 32px)); margin: 0 auto; padding: 56px 0 40px; }
.hero { padding: 40px 0 28px; }
.hero.compact { padding-bottom: 12px; }
.eyebrow { margin: 0 0 8px; font-size: .9rem; font-weight: 700; letter-spacing: .05em; opacity: .68; }
h1 { margin: 0 0 16px; font-size: clamp(2rem, 6vw, 3.4rem); line-height: 1.08; }
h2 { margin: 0 0 12px; font-size: 1.25rem; }
.lead { max-width: 680px; margin: 0; font-size: 1.08rem; }
section { margin: 22px 0; padding: 24px; border: 1px solid rgba(31, 41, 51, .12); border-radius: 14px; background: #fff; }
p { margin: 0 0 12px; }
p:last-child { margin-bottom: 0; }
a { color: inherit; }
.button { display: inline-block; padding: 10px 14px; border: 1px solid currentColor; border-radius: 10px; text-decoration: none; font-weight: 700; }
footer { margin-top: 36px; padding-top: 20px; border-top: 1px solid rgba(31, 41, 51, .12); font-size: .9rem; opacity: .7; }