/* Skip to main content link */
.skip-link {
  position: absolute;
  top: -40px;
  left: 0;
  background: #000;
  color: #fff;
  padding: 8px 16px;
  text-decoration: none;
  z-index: 100;
  font-weight: 600;
  border-radius: 0 0 4px 0;
}

.skip-link:focus {
  top: 0;
  outline: 3px solid #fff;
  outline-offset: 2px;
}

/* Focus indicators for all interactive elements */
a:focus,
button:focus,
input:focus,
select:focus,
textarea:focus,
[tabindex]:focus {
  outline: 3px solid var(--link-color);
  outline-offset: 2px;
  outline-style: solid;
}

/* Remove default outline for mouse users, keep for keyboard users */
a:focus:not(:focus-visible),
button:focus:not(:focus-visible),
input:focus:not(:focus-visible),
select:focus:not(:focus-visible),
textarea:focus:not(:focus-visible) {
  outline: none;
}

/* Enhanced focus for keyboard navigation */
a:focus-visible,
button:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible,
[tabindex]:focus-visible {
  outline: 3px solid var(--link-color);
  outline-offset: 2px;
  box-shadow: 0 0 0 4px color-mix(in srgb, var(--link-color) 20%, transparent);
}

/* Ensure sufficient color contrast for text */
body {
  color: var(--text-primary);
  background-color: var(--bg-primary);
}

/* Improve visibility of interactive elements */
button,
a {
  transition: outline 0.2s ease;
}

/* Screen reader only class */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border-width: 0;
}

.sr-only-focusable:focus {
  position: static;
  width: auto;
  height: auto;
  padding: inherit;
  margin: inherit;
  overflow: visible;
  clip: auto;
  white-space: normal;
}