/* Accessibility Enhancements */

/* Skip Navigation Link */
.skip-link {
    position: absolute;
    top: -100%;
    left: 50%;
    transform: translateX(-50%);
    background: var(--black);
    color: var(--white);
    padding: var(--space-3) var(--space-6);
    border-radius: 0 0 var(--radius-sm) var(--radius-sm);
    z-index: calc(var(--z-toast) + 1);
    text-decoration: none;
    font-weight: var(--font-semibold);
    font-size: var(--text-sm);
    transition: top var(--transition-smooth);
}

.skip-link:focus {
    top: 0;
    outline: 2px solid var(--primary);
    outline-offset: 2px;
}

/* Focus Visible Styles */
:focus-visible {
    outline: 2px solid var(--primary);
    outline-offset: 2px;
}

/* Remove outline for mouse users */
:focus:not(:focus-visible) {
    outline: none;
}

/* Better focus for buttons */
button:focus-visible,
a:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible {
    outline: 2px solid var(--primary);
    outline-offset: 2px;
    box-shadow: 0 0 0 4px rgba(124, 58, 237, 0.2);
}

/* High contrast focus for dark backgrounds */
.hero button:focus-visible,
.hero a:focus-visible,
.footer button:focus-visible,
.footer a:focus-visible {
    outline-color: var(--white);
    box-shadow: 0 0 0 4px rgba(255, 255, 255, 0.3);
}

/* Screen reader only content */
.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;
}

/* Reduced motion preference */
@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;
    }
}

/* High contrast mode support */
@media (prefers-contrast: high) {
    :focus-visible {
        outline-width: 3px;
    }

    button, a {
        border: 1px solid currentColor;
    }
}