/* Image Optimization CSS */

/* Lazy loading optimizations */
img {
    max-width: 100%;
    height: auto;
    display: block;
    object-fit: cover;
    transition: opacity 0.3s ease;
}

/* Lazy loading placeholder - DISABLED to fix carousel visibility */
/* 
img[loading="lazy"] {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.5s ease, transform 0.5s ease;
}

img[loading="lazy"].loaded {
    opacity: 1;
    transform: translateY(0);
}
*/

/* Ensure all images are visible by default */
img[loading="lazy"] {
    opacity: 1;
    transform: translateY(0);
}

/* Image optimization for different screen sizes */
@media (max-width: 480px) {
    img {
        image-rendering: optimizeSpeed;
        image-rendering: -webkit-optimize-contrast;
        image-rendering: optimize-contrast;
    }
}

/* Gallery image optimizations */
.gallery-item img {
    width: 100%;
    aspect-ratio: 1;
    object-fit: cover;
    border-radius: 8px;
    background: #f5f5f5;
    transition: transform 0.3s ease, opacity 0.3s ease;
}

.gallery-item img:hover {
    transform: scale(1.02);
}

/* Carousel image optimizations */
.carousel-slide img {
    width: 100%;
    height: 300px;
    object-fit: cover;
    border-radius: 8px;
    background: #f5f5f5;
}

/* Prevent layout shift during image loading */
.portfolio-image {
    position: relative;
    overflow: hidden;
    border-radius: 8px;
    background: #f5f5f5;
    min-height: 300px;
}

.portfolio-image::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, #f5f5f5, #e8e8e8);
    z-index: 1;
    opacity: 1;
    transition: opacity 0.3s ease;
}

.portfolio-image img {
    position: relative;
    z-index: 2;
}

.portfolio-image.loaded::before {
    opacity: 0;
}

/* Progressive image enhancement */
.progressive-image {
    position: relative;
    overflow: hidden;
    display: block;
}

.progressive-image-main {
    filter: blur(5px);
    transition: filter 0.3s ease;
}

.progressive-image-main.loaded {
    filter: blur(0);
}

/* WebP support detection */
.webp .gallery-item img {
    background-image: url('data:image/webp;base64,UklGRiIAAABXRUJQVlA4IBYAAAAwAQCdASoBAAEADsD+JaQAA3AAAAAA');
}

/* Image compression for mobile */
@media (max-width: 768px) {
    .gallery-item img,
    .carousel-slide img {
        image-rendering: optimizeSpeed;
    }
    
    .portfolio-image {
        min-height: 250px;
    }
    
    .carousel-slide img {
        height: 250px;
    }
}

/* Intersection Observer loading states */
.gallery-item {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.gallery-item.in-view {
    opacity: 1;
    transform: translateY(0);
}

/* Staggered loading animation */
.gallery-item:nth-child(1) { transition-delay: 0.1s; }
.gallery-item:nth-child(2) { transition-delay: 0.2s; }
.gallery-item:nth-child(3) { transition-delay: 0.3s; }
.gallery-item:nth-child(4) { transition-delay: 0.4s; }
.gallery-item:nth-child(5) { transition-delay: 0.5s; }
.gallery-item:nth-child(6) { transition-delay: 0.6s; }