/* WCAG 2.1 AA accessibility enhancements for MkDocs Material theme */

/* 1. Visible focus indicators on all interactive elements (WCAG 2.4.7) */
a:focus-visible,
button:focus-visible,
input:focus-visible,
label:focus-visible,
[tabindex]:focus-visible {
  outline: 3px solid #1565c0;
  outline-offset: 2px;
}

/* 2. Skip-to-content link: visible on focus (WCAG 2.4.1) */
.md-skip:focus {
  position: fixed;
  top: 0;
  left: 0;
  z-index: 999;
  padding: 0.75rem 1.5rem;
  background: #fff;
  color: #000;
  font-size: 1rem;
  font-weight: bold;
  border: 3px solid #1565c0;
  clip: auto;
  width: auto;
  height: auto;
}

/* 3. Ensure minimum touch target size for icon buttons (WCAG 2.5.8) */
.md-header__button,
.md-search__icon,
.md-nav__link label {
  min-width: 44px;
  min-height: 44px;
}

/* 4. Improve code block readability and contrast */
code {
  font-size: 0.85em;
}