body {
  font-family: -apple-system, BlinkMacSystemFont, "Hiragino Sans", "Yu Gothic", sans-serif;
  max-width: 720px;
  margin: 0 auto;
  padding: 24px 20px 64px;
  color: #333;
  background: #f5f0e6;
  line-height: 1.8;
}
header { text-align: center; margin-bottom: 8px; }
header h1 { color: #6b4f29; font-size: 1.5rem; margin: 8px 0 0; }
header .paw { font-size: 2rem; }
nav { text-align: center; margin-bottom: 24px; font-size: 0.9rem; }
nav a { color: #6b4f29; margin: 0 10px; }
main {
  background: #fff;
  border-radius: 20px;
  padding: 28px 28px 32px;
  box-shadow: 0 2px 10px rgba(0,0,0,0.06);
}
h2 { color: #6b4f29; font-size: 1.15rem; border-bottom: 2px solid #f0e7d8; padding-bottom: 6px; margin-top: 32px; }
h2:first-child { margin-top: 0; }
a { color: #2f6fb0; }
footer { text-align: center; font-size: 0.8rem; color: #999; margin-top: 28px; }
.qa dt { font-weight: 700; margin-top: 18px; }
.qa dd { margin: 4px 0 0 0; }