/* Skip to content - visually hidden until focused */
.skip-link {
    position: absolute;
    top: -100px;
    left: 1rem;
    z-index: 10000;
    padding: 0.75rem 1.25rem;
    background: #3b82f6;
    color: white;
    font-weight: 600;
    border-radius: 0.5rem;
    transition: top 0.2s ease;
}
.skip-link:focus {
    top: 1rem;
    outline: 3px solid #1d4ed8;
    outline-offset: 2px;
}

/* Focus visible for keyboard users */
*:focus-visible {
    outline: 2px solid #3b82f6;
    outline-offset: 2px;
}
button:focus:not(:focus-visible),
a:focus:not(:focus-visible) {
    outline: none;
}

/* Minimum touch target 44x44px */
@media (pointer: coarse) {
    button, a, select, input[type="submit"], input[type="button"] {
        min-height: 44px;
        min-width: 44px;
    }
}

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