/* Shared accessibility and contrast fixes */
.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  z-index: 10000;
  padding: 12px 24px;
  background: #0b63e5;
  color: #fff;
  font-weight: 700;
  font-size: 0.9rem;
  text-decoration: none;
  border-radius: 0 0 10px 0;
}
.skip-link:focus {
  left: 16px;
  outline: 3px solid #fbbf24;
  outline-offset: 2px;
}

a:focus-visible,
button:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible,
[tabindex]:focus-visible {
  outline: 3px solid #0b63e5;
  outline-offset: 2px;
}
body.dark a:focus-visible,
body.dark button:focus-visible,
body.dark input:focus-visible,
body.dark select:focus-visible,
body.dark textarea:focus-visible,
body.dark [tabindex]:focus-visible {
  outline-color: #38bdf8;
}

.group-label {
  display: block;
  font-weight: 600;
  font-size: 0.9rem;
  margin-bottom: 6px;
  color: #475569;
}
body.dark .group-label {
  color: #cbd5e1;
}

/* Gradient text is unreadable on dark cards; fall back to solid light text. */
body.dark .page-header h1,
body.dark .header h1,
body.dark .error-code,
body.dark .bmi-number,
body.dark .bmr-number,
body.dark .bf-number,
body.dark .vo2-number,
body.dark .tdee-number,
body.dark .met-age-number,
body.dark .frame-result,
body.dark .result-number,
body.dark .conception-date,
body.dark .val {
  background: none !important;
  -webkit-text-fill-color: currentColor !important;
  color: #f1f5f9 !important;
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}