:root {
  --bg: #FFF5F8;
  --card: #ffffff;
  --border: #F2BCCA;
  --accent: #E5618A;
  --accent-dark: #C94F73;
  --tint: #FCDCE6;
  --text: #1f1f3a;
  --sub: #7a7a92;
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Hiragino Sans", "Hiragino Kaku Gothic ProN",
    "Noto Sans JP", "Yu Gothic", sans-serif;
  line-height: 1.8;
  font-size: 16px;
}
a { color: var(--accent-dark); }
header.site {
  display: flex; align-items: center; gap: 12px;
  max-width: 760px; margin: 0 auto; padding: 20px 20px 0;
}
header.site a { display: flex; align-items: center; gap: 12px; text-decoration: none; color: var(--text); }
header.site img { width: 44px; height: 44px; border-radius: 10px; }
header.site span { font-size: 22px; font-weight: 700; letter-spacing: 0.02em; }
main {
  max-width: 760px; margin: 20px auto; padding: 28px 24px;
  background: var(--card); border: 1px solid var(--border); border-radius: 16px;
}
h1 { font-size: 26px; line-height: 1.4; margin: 0 0 8px; }
h2 { font-size: 20px; margin: 36px 0 8px; padding-bottom: 4px; border-bottom: 2px solid var(--tint); }
h3 { font-size: 17px; margin: 24px 0 4px; }
table { width: 100%; border-collapse: collapse; margin: 12px 0; font-size: 14px; }
th, td { border: 1px solid var(--border); padding: 8px 10px; text-align: left; vertical-align: top; }
th { background: var(--tint); }
td { word-break: break-word; }
.lead { font-size: 18px; }
.hero { text-align: center; padding: 12px 0 4px; }
.hero img { width: 120px; height: 120px; border-radius: 26px; }
.hero h1 { font-size: 32px; margin-top: 12px; }
.note { color: var(--sub); font-size: 14px; }
.mail {
  display: inline-block; margin: 8px 0; padding: 10px 18px;
  background: var(--accent); color: #fff; border-radius: 999px; text-decoration: none; font-weight: 700;
}
.mail:hover { background: var(--accent-dark); }
footer.site {
  max-width: 760px; margin: 0 auto 40px; padding: 0 20px;
  color: var(--sub); font-size: 13px; text-align: center;
}
footer.site nav a { margin: 0 8px; }
@media (max-width: 600px) {
  main { margin: 12px; padding: 20px 16px; }
  table { font-size: 13px; }
  th, td { padding: 6px; }
}