/**
 * Zenith Gallery - Lightbox Styles
 */

/* Lightbox Overlay */
.zenith-lightbox {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.95);
    z-index: 999999;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s ease, visibility 0.3s ease;
}

.zenith-lightbox.active {
    opacity: 1;
    visibility: visible;
}

/* Lightbox Content */
.zenith-lightbox-content {
    position: relative;
    max-width: 90vw;
    max-height: 90vh;
    display: flex;
    align-items: center;
    justify-content: center;
}

.zenith-lightbox-image {
    max-width: 100%;
    max-height: 85vh;
    object-fit: contain;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.zenith-lightbox-image.loaded {
    opacity: 1;
}

/* Loading Spinner */
.zenith-lightbox-loader {
    position: absolute;
    width: 40px;
    height: 40px;
    border: 3px solid rgba(255, 255, 255, 0.3);
    border-top-color: #fff;
    border-radius: 50%;
    animation: zenith-spin 1s linear infinite;
}

/* Close Button */
.zenith-lightbox-close {
    position: absolute;
    top: 20px;
    right: 20px;
    width: 40px;
    height: 40px;
    background: transparent;
    border: none;
    cursor: pointer;
    z-index: 10;
    padding: 0;
}

.zenith-lightbox-close::before,
.zenith-lightbox-close::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 24px;
    height: 2px;
    background: #fff;
}

.zenith-lightbox-close::before {
    transform: translate(-50%, -50%) rotate(45deg);
}

.zenith-lightbox-close::after {
    transform: translate(-50%, -50%) rotate(-45deg);
}

.zenith-lightbox-close:hover::before,
.zenith-lightbox-close:hover::after {
    background: #ccc;
}

/* Navigation */
.zenith-lightbox-nav {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 50px;
    height: 50px;
    background: rgba(255, 255, 255, 0.1);
    border: none;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background 0.3s ease;
    z-index: 10;
}

.zenith-lightbox-nav:hover {
    background: rgba(255, 255, 255, 0.2);
}

.zenith-lightbox-prev {
    left: 20px;
}

.zenith-lightbox-next {
    right: 20px;
}

.zenith-lightbox-nav svg {
    width: 24px;
    height: 24px;
    fill: #fff;
}

/* Caption */
.zenith-lightbox-caption {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 20px;
    background: linear-gradient(transparent, rgba(0, 0, 0, 0.8));
    color: #fff;
    text-align: center;
}

.zenith-lightbox-title {
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 5px;
}

.zenith-lightbox-desc {
    font-size: 14px;
    opacity: 0.8;
}

/* Counter */
.zenith-lightbox-counter {
    position: absolute;
    top: 20px;
    left: 20px;
    color: #fff;
    font-size: 14px;
    opacity: 0.8;
}

/* Slideshow Controls */
.zenith-lightbox-slideshow {
    position: absolute;
    bottom: 80px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 10px;
    z-index: 10;
}

.zenith-slideshow-btn {
    width: 40px;
    height: 40px;
    background: rgba(255, 255, 255, 0.1);
    border: none;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background 0.3s ease;
}

.zenith-slideshow-btn:hover {
    background: rgba(255, 255, 255, 0.2);
}

.zenith-slideshow-btn svg {
    width: 20px;
    height: 20px;
    fill: #fff;
}

.zenith-slideshow-btn.playing .play-icon {
    display: none;
}

.zenith-slideshow-btn:not(.playing) .pause-icon {
    display: none;
}

/* Social Share in Lightbox */
.zenith-lightbox-share {
    position: absolute;
    top: 20px;
    right: 80px;
    display: flex;
    gap: 10px;
}

.zenith-lightbox-share .zenith-share-btn {
    background: rgba(255, 255, 255, 0.1);
    color: #fff;
}

.zenith-lightbox-share .zenith-share-btn:hover {
    background: rgba(255, 255, 255, 0.2);
}

/* Thumbnails Strip */
.zenith-lightbox-thumbs {
    position: absolute;
    bottom: 20px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 5px;
    max-width: 80vw;
    overflow-x: auto;
    padding: 10px;
}

.zenith-lightbox-thumb {
    width: 60px;
    height: 60px;
    flex-shrink: 0;
    border: 2px solid transparent;
    cursor: pointer;
    opacity: 0.6;
    transition: opacity 0.3s ease, border-color 0.3s ease;
}

.zenith-lightbox-thumb:hover,
.zenith-lightbox-thumb.active {
    opacity: 1;
    border-color: #fff;
}

.zenith-lightbox-thumb img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

/* Animations */
@keyframes zenith-spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

@keyframes zenith-fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

/* Mobile Adjustments */
@media (max-width: 768px) {
    .zenith-lightbox-nav {
        width: 40px;
        height: 40px;
    }
    
    .zenith-lightbox-prev {
        left: 10px;
    }
    
    .zenith-lightbox-next {
        right: 10px;
    }
    
    .zenith-lightbox-close {
        top: 10px;
        right: 10px;
    }
    
    .zenith-lightbox-thumbs {
        display: none;
    }
    
    .zenith-lightbox-caption {
        padding: 15px;
    }
    
    .zenith-lightbox-title {
        font-size: 16px;
    }
}

/* Touch Device Optimizations */
@media (hover: none) {
    .zenith-lightbox-nav {
        background: rgba(255, 255, 255, 0.2);
    }
}