/* SILE Base Styles - Production Ready */
.sile-image {
    opacity: 0;
    transition: none;
    will-change: opacity;
}

.sile-p1 {
    opacity: 1 !important;
}

.sile-p1.sile-image {
    opacity: 1;
}

/* Skeleton Container */
.sile-container {
    position: relative;
    overflow: hidden;
    line-height: 0;
}

.sile-skeleton {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: #e6e7e8;
    z-index: 1;
    overflow: hidden;
    pointer-events: none;
}

.sile-skeleton::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(
        90deg,
        rgba(255, 255, 255, 0) 0%,
        rgba(255, 255, 255, 0.4) 40%,
        rgba(255, 255, 255, 0.6) 50%,
        rgba(255, 255, 255, 0.4) 60%,
        rgba(255, 255, 255, 0) 100%
    );
    animation: sile-shimmer 1.8s infinite ease-in-out;
    transform: translateX(-100%);
    will-change: transform;
}

/* GPU Accelerated Shimmer */
@keyframes sile-shimmer {
    0% { transform: translate3d(-100%, 0, 0); }
    100% { transform: translate3d(100%, 0, 0); }
}

/* Fade-in Animation */
.sile-fade-in {
    animation: sile-fade-in-key var(--sile-fade-duration, 400ms) cubic-bezier(0.4, 0, 0.2, 1) forwards;
}

@keyframes sile-fade-in-key {
    from { 
        opacity: 0; 
        transform: scale3d(1.02, 1.02, 1); 
    }
    to { 
        opacity: 1; 
        transform: scale3d(1, 1, 1); 
    }
}

/* Background Image Specifics */
.sile-bg-image {
    background-color: #e6e7e8;
    background-position: center;
    background-size: cover;
}

/* Hide skeleton when image is loaded */
.sile-loaded .sile-skeleton {
    display: none !important;
}

/* Debug Overlay */
#sile-debug-overlay {
    position: fixed;
    bottom: 20px;
    right: 20px;
    background: rgba(0, 0, 0, 0.85);
    color: #fff;
    padding: 15px;
    border-radius: 8px;
    font-family: monospace;
    font-size: 12px;
    z-index: 999999;
    pointer-events: none;
    line-height: 1.6;
    border: 1px solid #444;
    box-shadow: 0 4px 15px rgba(0,0,0,0.3);
}

#sile-debug-overlay b {
    color: #5b7fff;
}