/* Screen Reader Only Styles */
.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;
}

/* Focus visible styles */
.focus-visible\:outline-none:focus-visible {
    outline: 2px solid transparent;
    outline-offset: 2px;
}

.focus-visible\:ring-2:focus-visible {
    --tw-ring-offset-shadow: var(--tw-ring-inset) 0 0 0 var(--tw-ring-offset-width) var(--tw-ring-offset-color);
    --tw-ring-shadow: var(--tw-ring-inset) 0 0 0 calc(2px + var(--tw-ring-offset-width)) var(--tw-ring-color);
    box-shadow: var(--tw-ring-offset-shadow), var(--tw-ring-shadow), var(--tw-shadow, 0 0 #0000);
}

/* Responsive improvements */
@media (max-width: 768px) {
    .text-8xl {
        font-size: 3rem;
    }
    
    .py-14 {
        padding-top: 2rem;
        padding-bottom: 2rem;
    }
    
    .asset-card {
        width: 300px !important;
    }
    
    .marquee-container {
        gap: 1rem;
    }
}

/* Performance optimizations */
.will-change-transform {
    will-change: transform;
}

.gpu-acceleration {
    transform: translateZ(0);
    backface-visibility: hidden;
    perspective: 1000px;
}

/* Animation performance */
@media (prefers-reduced-motion: no-preference) {
    .animate-in {
        animation: slideInUp 0.6s cubic-bezier(0.16, 1, 0.3, 1) forwards;
    }
}

@keyframes slideInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}