/**
 * Vithu Project Gallery - Lightbox Custom Styles
 *
 * Custom styling for GLightbox to match Vithu Trust Fund brand.
 * Overrides default GLightbox styles with brand colors and design.
 *
 * @since 1.0.0
 */

/* Lightbox Overlay - Brand Blue Tint */
.glightbox-container .goverlay {
    background: rgba(39, 91, 143, 0.95) !important; /* #275b8f with opacity */
}

/* Lightbox Controls - Modern Glassmorphism Style */
.glightbox-container .gclose,
.glightbox-container .gnext,
.glightbox-container .gprev,
.gclose,
.gnext,
.gprev {
    color: #333 !important;
    background: rgba(255, 255, 255, 0.85) !important;
    backdrop-filter: blur(10px) !important;
    -webkit-backdrop-filter: blur(10px) !important;
    border-radius: 12px !important;
    border: none !important;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2) !important;
    transition: all 0.3s ease !important;
    opacity: 1 !important;
    visibility: visible !important;
    display: flex !important;
    width: 42px !important;
    height: 42px !important;
    align-items: center !important;
    justify-content: center !important;
    cursor: pointer !important;
    z-index: 99999 !important;
    position: absolute !important;
}

.glightbox-container .gclose,
.gclose {
    top: 20px !important;
    right: 20px !important;
}

.glightbox-container .gclose:hover,
.glightbox-container .gnext:hover,
.glightbox-container .gprev:hover,
.gclose:hover,
.gnext:hover,
.gprev:hover {
    background: rgba(255, 255, 255, 1) !important;
    transform: scale(1.1) !important;
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.25) !important;
}

/* SVG Icons - Dark color for contrast */
.glightbox-container .gclose svg,
.glightbox-container .gnext svg,
.glightbox-container .gprev svg,
.gclose svg,
.gnext svg,
.gprev svg {
    fill: none !important;
    stroke: #333 !important;
    stroke-width: 2.5 !important;
    width: 20px !important;
    height: 20px !important;
}

/* Hide empty description div */
.glightbox-container .gslide-desc {
    display: none !important;
}

/* Title/Caption Styling - Modern Glassmorphism */
.glightbox-container .gslide-title {
    font-size: 16px;
    font-weight: 600;
    color: #333 !important;
    background: rgba(255, 255, 255, 0.9) !important;
    backdrop-filter: blur(10px) !important;
    -webkit-backdrop-filter: blur(10px) !important;
    padding: 12px 20px !important;
    border-radius: 10px !important;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.15) !important;
    margin: 0 !important;
    text-shadow: none !important;
}

/* Also hide the description wrapper if empty */
.glightbox-container .gdesc-inner {
    padding: 0 !important;
    background: transparent !important;
}

/* Navigation Arrows - Larger Touch Targets */
.glightbox-container .gnext,
.glightbox-container .gprev {
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* Close Button - Top Right Position */
.glightbox-container .gclose {
    top: 20px;
    right: 20px;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* Loading State for Grid Items */
.gallery-item.loading {
    opacity: 0.6;
    pointer-events: none;
}

.gallery-item.loading::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 30px;
    height: 30px;
    margin: -15px 0 0 -15px;
    border: 3px solid rgba(255, 255, 255, 0.3);
    border-top-color: #275b8f;
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

/* Image Zoom Cursor */
.glightbox-container .gslide-image img {
    cursor: zoom-in;
}

.glightbox-container .gslide-image.zoomed img {
    cursor: grab;
}

.glightbox-container .gslide-image.dragging img {
    cursor: grabbing;
}

/* Mobile Optimizations */
@media screen and (max-width: 768px) {
    .glightbox-container .gclose {
        top: 10px;
        right: 10px;
        width: 35px;
        height: 35px;
    }

    .glightbox-container .gnext,
    .glightbox-container .gprev {
        width: 40px;
        height: 40px;
    }

    .glightbox-container .gslide-desc {
        padding: 10px 15px;
        font-size: 14px;
    }

    .glightbox-container .gslide-title {
        font-size: 16px;
    }
}

/* Accessibility - Focus States */
.glightbox-container .gclose:focus,
.glightbox-container .gnext:focus,
.glightbox-container .gprev:focus {
    outline: 2px solid #fff;
    outline-offset: 3px;
}

/* Reduced Motion Preference */
@media (prefers-reduced-motion: reduce) {
    .glightbox-container .gclose,
    .glightbox-container .gnext,
    .glightbox-container .gprev {
        transition: none;
    }

    .glightbox-container .gclose:hover,
    .glightbox-container .gnext:hover,
    .glightbox-container .gprev:hover {
        transform: none;
    }
}

/* High Contrast Mode */
@media (prefers-contrast: high) {
    .glightbox-container .goverlay {
        background: rgba(0, 0, 0, 0.98) !important;
    }

    .glightbox-container .gclose,
    .glightbox-container .gnext,
    .glightbox-container .gprev {
        background: rgba(255, 255, 255, 0.3);
        border: 2px solid #fff;
    }
}