/**
 * TechOptimize Lazy Load Styles
 */

/* Lazy loading placeholder */
.techoptimize-lazy {
    opacity: 0;
    transition: opacity 0.3s ease;
}

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

/* Blur placeholder effect */
.techoptimize-lazy:not(.loaded) {
    filter: blur(10px);
    transform: scale(1.02);
}

.techoptimize-lazy.loaded {
    filter: blur(0);
    transform: scale(1);
}

/* Prevent layout shift */
.techoptimize-lazy[width][height] {
    aspect-ratio: attr(width) / attr(height);
}

/* Loading spinner for iframes */
.techoptimize-lazy-iframe {
    background: #f0f0f1;
    position: relative;
}

.techoptimize-lazy-iframe:not(.loaded)::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 40px;
    height: 40px;
    margin: -20px 0 0 -20px;
    border: 3px solid #e0e0e0;
    border-top-color: #2271b1;
    border-radius: 50%;
    animation: techoptimize-spin 1s linear infinite;
}

/* Video placeholder */
.techoptimize-lazy-video {
    background: #1d2327;
}

/* Spin animation */
@keyframes techoptimize-spin {
    to {
        transform: rotate(360deg);
    }
}

/* Fade in animation */
@keyframes techoptimize-fadein {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

/* Reduced motion preference */
@media (prefers-reduced-motion: reduce) {
    .techoptimize-lazy {
        transition: none;
        filter: none;
        transform: none;
    }

    .techoptimize-lazy-iframe:not(.loaded)::before {
        animation: none;
    }
}