:root {
  --accent: #b76891;
  --accent-strong: #7f4d69;
  --accent-soft: #fff0f7;
  --bg: #fff9f7;
  --surface: #ffffff;
  --text: #382a33;
  --muted: #776871;
  --line: #f0e2e8;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  min-height: 100vh;
  margin: 0;
  background: linear-gradient(180deg, #fff8fb 0, var(--bg) 250px, #fdfaf8 100%);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "Hiragino Sans", "Yu Gothic UI", sans-serif;
  -webkit-font-smoothing: antialiased;
}
a { color: var(--accent-strong); }
.site-header {
  border-bottom: 1px solid rgba(229, 209, 220, 0.55);
  background: rgba(255, 250, 252, 0.92);
}
.site-header-inner, .site-footer-inner {
  display: flex;
  width: min(100%, 960px);
  margin: 0 auto;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}
.site-header-inner { min-height: 54px; padding: env(safe-area-inset-top) 24px 0; }
.site-brand {
  color: var(--text);
  font-size: 0.92rem;
  font-weight: 680;
  letter-spacing: -0.025em;
  text-decoration: none;
}
.back-link { color: var(--muted); font-size: 0.78rem; text-decoration: none; }
.page-shell { width: min(100%, 760px); margin: 0 auto; padding: 52px 24px 80px; }
.page-header { margin-bottom: 38px; }
.page-kicker { margin: 0 0 8px; color: var(--accent); font-size: 0.74rem; font-weight: 650; }
h1 { margin: 0; font-size: clamp(1.8rem, 5vw, 2.5rem); letter-spacing: -0.035em; line-height: 1.25; }
.page-lead { margin: 15px 0 0; color: var(--muted); font-size: 0.94rem; line-height: 1.8; }
.content-block { padding: 27px 0; border-top: 1px solid var(--line); }
.content-block h2 { margin: 0 0 11px; font-size: 1.08rem; letter-spacing: -0.02em; }
.content-block h3 { margin: 22px 0 8px; font-size: 0.94rem; }
.content-block p, .content-block li { color: var(--muted); font-size: 0.88rem; line-height: 1.85; }
.content-block p { margin: 0; }
.content-block p + p { margin-top: 10px; }
.content-block ul { margin: 0; padding-left: 1.35em; }
.content-block li + li { margin-top: 5px; }
.notice {
  padding: 17px 18px;
  border: 1px solid #ead9e1;
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.78);
}
.contact-link { display: inline-block; padding: 6px 0; font-weight: 650; overflow-wrap: anywhere; }
.updated { margin-top: 28px; color: var(--muted); font-size: 0.75rem; }
.site-footer {
  padding: 27px 24px max(30px, env(safe-area-inset-bottom));
  border-top: 1px solid var(--line);
  background: #faf8f6;
}
.footer-nav { display: flex; flex-wrap: wrap; gap: 10px 18px; }
.footer-nav a, .copyright { color: #95858e; font-size: 0.72rem; }
.footer-nav a { text-decoration: none; }

@media (max-width: 600px) {
  .site-header-inner { min-height: 50px; padding-right: 14px; padding-left: 14px; }
  .page-shell { padding: 34px 18px 58px; }
  .page-header { margin-bottom: 30px; }
  .site-footer-inner { align-items: flex-start; flex-direction: column; gap: 14px; }
}