*, *::before, *::after { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
}
a { text-decoration: none; }
button, input { font-family: inherit; }

/* 検証メタ情報バー（どのページも上部に固定表示：実サービスとの混同を避けるための表示） */
.meta-bar {
  position: relative;
  z-index: 10;
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
  font-size: 12px;
  padding: 10px 20px;
  font-family: -apple-system, "Hiragino Sans", sans-serif;
}
.meta-bar .tag {
  display: inline-block;
  font-weight: bold;
  padding: 2px 9px;
  border-radius: 999px;
  font-size: 11px;
}
.meta-bar .tag.ok { background: #d7f5df; color: #157347; }
.meta-bar .tag.ng { background: #fbdcdc; color: #b02a2a; }
.meta-bar a {
  margin-left: auto;
  opacity: .75;
}
.meta-bar a:hover { opacity: 1; text-decoration: underline; }

.hint {
  font-size: 12px;
  opacity: .7;
}

:focus-visible {
  outline: 2px solid currentColor;
  outline-offset: 2px;
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.001ms !important;
    transition-duration: 0.001ms !important;
  }
}