/* P0の仮スタイル。正式なUIはP2で frontend-design / quirio-brand / jp-web-typography に従い設計する */
:root {
  --fg: #1a1a1a;
  --bg: #ffffff;
  --muted: #666666;
  --accent: #0b57d0;
}
@media (prefers-color-scheme: dark) {
  :root {
    --fg: #e8e8e8;
    --bg: #121212;
    --muted: #9a9a9a;
    --accent: #8ab4f8;
  }
}
* { box-sizing: border-box; }
body {
  margin: 0;
  padding: 1.5rem;
  color: var(--fg);
  background: var(--bg);
  font-family: -apple-system, BlinkMacSystemFont, "Hiragino Sans", "Hiragino Kaku Gothic ProN", "Noto Sans JP", Meiryo, sans-serif;
  line-height: 1.8;
  font-feature-settings: "palt";
}
.site-header h1 { font-size: 1.4rem; margin: 0 0 0.25rem; }
.tagline { color: var(--muted); margin: 0 0 1.5rem; }
#health { color: var(--accent); }
.site-footer { margin-top: 3rem; color: var(--muted); }