:root{
  --ui-font-scale:1;
  font-size:calc(16px * var(--ui-font-scale));
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  min-height:100vh;
  font-family:Inter,system-ui,-apple-system,"Hiragino Sans","Yu Gothic","Noto Sans JP",sans-serif;
  color:var(--text);
  background:var(--bg);
}
.skip-link{
  position:absolute;
  left:8px;
  top:-48px;
  z-index:100;
  padding:10px 12px;
  border-radius:12px;
  background:var(--accent);
  color:#fff;
}
.skip-link:focus{top:8px}
button,input,select,textarea{font:inherit}
button{cursor:pointer}
img{max-width:100%;display:block}
:focus-visible{
  outline:3px solid var(--accent);
  outline-offset:2px;
}