/* Optimisations de performance CSS */

/* Optimisation des images */
.optimized-image {
    opacity: 0;
    transition: opacity 0.3s ease;
}

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

.optimized-image.loading {
    background: linear-gradient(90deg, #f0f0f0 25%, #e0e0e0 50%, #f0f0f0 75%);
    background-size: 200% 100%;
    animation: loading 1.5s infinite;
}

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

/* Optimisation des animations */
@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* Optimisation du rendu */
.will-change-transform {
    will-change: transform;
}

.will-change-opacity {
    will-change: opacity;
}

/* Optimisation des polices */
@font-face {
    font-family: 'Aptos';
    font-display: swap;
    src: local('Aptos');
}

/* Optimisation des transitions */
.smooth-transition {
    transition: transform 0.3s ease, opacity 0.3s ease;
    transform: translateZ(0);
    backface-visibility: hidden;
}

/* Optimisation du scroll */
.scroll-optimized {
    contain: layout style paint;
}

/* Optimisation des grilles */
.grid-optimized {
    contain: layout;
}

/* Optimisation des flexbox */
.flex-optimized {
    contain: layout;
}