/* Performance Optimizations */

/* Lazy Loading Styles */
.lazy-image {
    opacity: 0;
    transition: opacity 0.3s ease-in-out;
}

.lazy-image.loaded {
    opacity: 1;
}

/* Critical CSS - Above the fold styles */
.hero-section,
.left-sidebar,
.nav-menu {
    will-change: transform;
    contain: layout style paint;
}

/* Optimize animations */
.scroll-animation {
    will-change: transform, opacity;
    backface-visibility: hidden;
    transform: translateZ(0);
}

/* Reduce paint operations */
.portfolio-item,
.service-item,
.skill {
    contain: layout style;
    will-change: transform;
}

/* Optimize images */
img {
    image-rendering: -webkit-optimize-contrast;
    image-rendering: crisp-edges;
}

/* Reduce layout thrashing */
.portfolio-items,
.skills,
.services-items {
    contain: layout;
}

/* Optimize scrolling */
.smooth-wrapper {
    will-change: transform;
    contain: layout style paint;
}

/* Critical loading states */
.page-loader {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: #000;
    z-index: 9999;
    display: flex;
    align-items: center;
    justify-content: center;
}

.page-loader.hidden {
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.5s ease;
}

/* Progressive enhancement */
@media (prefers-reduced-motion: reduce) {

    .scroll-animation,
    .portfolio-item,
    .service-item {
        animation: none !important;
        transition: none !important;
    }
}

/* Print styles for non-critical CSS */
@media print {

    .portfolio-item,
    .service-item,
    .skill {
        break-inside: avoid;
    }
}