/* Performance Optimizations for GEM Enterprise */

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

/* Optimize animations for better performance */
.optimized-animation {
    transform: translateZ(0);
    will-change: transform;
    backface-visibility: hidden;
    perspective: 1000px;
}

/* Lazy loading for images */
.lazy-image {
    opacity: 0;
    transition: opacity 0.3s ease-in-out;
}

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

/* Efficient hover states */
.efficient-hover {
    transition: transform 0.2s cubic-bezier(0.4, 0, 0.2, 1);
}

.efficient-hover:hover {
    transform: translateY(-2px);
}

/* Optimize large content areas */
.content-optimize {
    contain: layout style paint;
}

/* Performance-focused button styles */
.perf-btn {
    position: relative;
    overflow: hidden;
    transform: translateZ(0);
}

.perf-btn::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    transform: translate(-50%, -50%);
    transition: width 0.3s ease, height 0.3s ease;
}

.perf-btn:hover::before {
    width: 200%;
    height: 200%;
}

/* Critical CSS for above-the-fold content */
.hero-critical {
    min-height: 50vh;
    display: flex;
    align-items: center;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
}

/* Optimize card layouts */
.card-optimized {
    contain: layout style;
    transform: translateZ(0);
    transition: transform 0.2s ease;
}

.card-optimized:hover {
    transform: translateY(-3px) translateZ(0);
}

/* Optimize grid layouts */
.grid-optimized {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1.5rem;
    contain: layout;
}

/* Image optimization */
.responsive-image {
    width: 100%;
    height: auto;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.responsive-image:hover {
    transform: scale(1.05);
}

/* Video optimization */
.optimized-video {
    width: 100%;
    height: auto;
    max-width: 100%;
    object-fit: cover;
}

/* Reduce paint operations */
.no-paint {
    will-change: transform;
    transform: translateZ(0);
}

/* Optimize text rendering */
.optimized-text {
    font-display: swap;
    text-rendering: optimizeSpeed;
}

/* Critical resource hints */
.preload-hint {
    font-display: swap;
}

/* Efficient loading states */
.loading-efficient {
    background: linear-gradient(90deg, 
        rgba(255, 255, 255, 0.1) 25%, 
        rgba(255, 255, 255, 0.2) 50%, 
        rgba(255, 255, 255, 0.1) 75%);
    background-size: 200% 100%;
    animation: shimmer-fast 1s infinite;
}

@keyframes shimmer-fast {
    0% { background-position: -200% 0; }
    100% { background-position: 200% 0; }
}

/* Mobile-first responsive optimizations */
@media (max-width: 768px) {
    .mobile-optimize {
        contain: layout style;
    }
    
    .mobile-optimize * {
        will-change: auto;
    }
    
    /* Reduce animation complexity on mobile */
    .complex-animation {
        animation: none;
    }
}

/* Performance monitoring styles */
.performance-monitor {
    position: fixed;
    top: 10px;
    right: 10px;
    background: rgba(0, 0, 0, 0.8);
    color: white;
    padding: 8px 12px;
    border-radius: 4px;
    font-size: 12px;
    z-index: 9999;
    display: none;
}

.performance-monitor.show {
    display: block;
}