/* Accessibility Features */

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

.skip-link:focus {
    top: 0;
    outline: 3px solid #7fb069;
    outline-offset: 2px;
}

/* Focus Indicators - ensure visible focus on all interactive elements */
a:focus,
button:focus,
input:focus,
select:focus,
textarea:focus,
[tabindex]:focus {
    outline: 2px solid #7fb069;
    outline-offset: 2px;
}

/* Remove default outline but add custom one */
*:focus-visible {
    outline: 2px solid #7fb069;
    outline-offset: 2px;
}

/* Ensure tab links have visible focus */
.tabs a:focus {
    outline: 2px solid #7fb069;
    outline-offset: -2px;
    background: rgba(127, 176, 105, 0.1);
}

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

/* Skip to content that's focusable */
.sr-only-focusable:focus {
    position: static;
    width: auto;
    height: auto;
    overflow: visible;
    clip: auto;
    white-space: normal;
}

/* Improve focus visibility in dark mode */
[data-theme="dark"] a:focus,
[data-theme="dark"] button:focus,
[data-theme="dark"] input:focus,
[data-theme="dark"] select:focus,
[data-theme="dark"] textarea:focus {
    outline-color: #96c482;
}

/* Ensure sufficient color contrast for links */
a {
    text-decoration: underline;
}

a:hover {
    text-decoration: none;
}

/* High contrast mode improvements */
@media (prefers-contrast: high) {
    .skip-link:focus {
        outline: 4px solid #fff;
    }
    
    *:focus-visible {
        outline-width: 3px;
    }
}

/* Reduced motion support */
@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}