:root {
  color-scheme: light;
  --ink: #2f2a2d;
  --muted: #70676b;
  --line: #eadfe4;
  --soft: #fff7f9;
  --soft2: #f7f2ed;
  --accent: #b86f86;
  --accent2: #756a8d;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  color: var(--ink);
  background: #fff;
  font-family: -apple-system, BlinkMacSystemFont, "Hiragino Kaku Gothic ProN", "Yu Gothic", Meiryo, sans-serif;
  line-height: 1.9;
}
a { color: #8c4e65; text-underline-offset: .22em; }
.wrap { width: min(100%, 980px); margin: 0 auto; padding: 0 20px; }
.site-header { border-bottom: 1px solid var(--line); background: rgba(255,255,255,.97); }
.header-inner { min-height: 72px; display: flex; gap: 18px; justify-content: space-between; align-items: center; }
.brand { color: var(--ink); text-decoration: none; font-weight: 700; line-height: 1.35; }
.brand span { display: block; color: var(--muted); font-size: 12px; font-weight: 500; }
.nav { display: flex; flex-wrap: wrap; justify-content: flex-end; gap: 10px 14px; font-size: 14px; }
.nav a { color: var(--muted); text-decoration: none; }
.hero { background: linear-gradient(180deg, var(--soft), #fff); border-bottom: 1px solid var(--line); }
.hero .wrap { padding-top: 48px; padding-bottom: 42px; }
.eyebrow, .breadcrumb { color: var(--accent2); font-size: 13px; font-weight: 700; }
h1 { margin: 10px 0 16px; font-size: clamp(28px, 4vw, 42px); line-height: 1.35; letter-spacing: 0; }
h2 { margin: 38px 0 12px; font-size: 23px; line-height: 1.45; letter-spacing: 0; }
h3 { margin: 22px 0 8px; font-size: 18px; letter-spacing: 0; }
p { margin: 0 0 1em; }
.lead { max-width: 760px; color: var(--muted); font-size: 17px; }
main .wrap { padding-top: 26px; padding-bottom: 54px; }
.notice, .box, .cta, .related { border: 1px solid var(--line); border-radius: 8px; background: #fff; }
.notice { padding: 18px 20px; background: var(--soft2); }
.box { padding: 18px 20px; margin-top: 18px; }
.list { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px; padding: 0; list-style: none; }
.list li { border: 1px solid var(--line); border-radius: 8px; padding: 12px 14px; background: #fff; }
.cta { margin-top: 34px; padding: 22px; background: var(--soft); }
.button { display: inline-flex; min-height: 44px; align-items: center; justify-content: center; padding: 10px 18px; border-radius: 8px; background: var(--accent); color: #fff; font-weight: 700; text-decoration: none; }
.related { margin-top: 34px; padding: 20px; }
.related ul { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px; padding: 0; margin: 12px 0 0; list-style: none; }
.related li { border: 1px solid var(--line); border-radius: 8px; padding: 12px 14px; }
.site-footer { border-top: 1px solid var(--line); background: #fbfaf9; }
.footer-inner { padding-top: 26px; padding-bottom: 30px; color: var(--muted); font-size: 13px; }
@media (max-width: 720px) {
  .header-inner { align-items: flex-start; flex-direction: column; padding-top: 14px; padding-bottom: 14px; }
  .nav { justify-content: flex-start; }
  .hero .wrap { padding-top: 34px; padding-bottom: 32px; }
  .list, .related ul { grid-template-columns: 1fr; }
}