/**
 * Widgetico Lite - Advanced Gallery CSS
 * Styly pro pokročilou galerii s různými formáty zobrazení
 */

/* Základní styly galerie */
.widgetico-advanced-gallery {
    position: relative;
    overflow: hidden;
}

.widgetico-gallery-container {
    display: grid;
    grid-template-columns: repeat(var(--widgetico-columns, 3), 1fr);
    gap: var(--widgetico-spacing, 10px);
    width: 100%;
}

/* Masonry layout */
.widgetico-gallery-masonry .widgetico-gallery-container {
    grid-template-rows: masonry;
}

/* Grid layout */
.widgetico-gallery-grid .widgetico-gallery-container {
    grid-auto-rows: 1fr;
}

/* Polaroid layout */
.widgetico-gallery-polaroid .widgetico-gallery-item {
    background: white;
    padding: 10px 10px 30px 10px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    transform: rotate(-2deg);
    transition: all 0.3s ease;
}

.widgetico-gallery-polaroid .widgetico-gallery-item:nth-child(even) {
    transform: rotate(2deg);
}

.widgetico-gallery-polaroid .widgetico-gallery-item:hover {
    transform: rotate(0deg) scale(1.05);
    z-index: 10;
}

/* Mosaic layout */
.widgetico-gallery-mosaic .widgetico-gallery-container {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    grid-auto-rows: 100px;
    grid-gap: var(--widgetico-spacing, 10px);
}

.widgetico-gallery-mosaic .widgetico-gallery-item:nth-child(1) {
    grid-column: span 2;
    grid-row: span 2;
}

.widgetico-gallery-mosaic .widgetico-gallery-item:nth-child(4) {
    grid-column: span 2;
    grid-row: span 2;
}

/* Stack layout */
.widgetico-gallery-stack .widgetico-gallery-container {
    position: relative;
    height: 400px;
}

.widgetico-gallery-stack .widgetico-gallery-item {
    position: absolute;
    width: 80%;
    height: 80%;
    top: 10%;
    left: 10%;
    opacity: 0;
    transform: translateX(100%) scale(0.8);
    transition: all 0.5s ease;
}

.widgetico-gallery-stack .widgetico-gallery-item.active {
    opacity: 1;
    transform: translateX(0) scale(1);
}

/* Justified layout */
.widgetico-gallery-justified .widgetico-gallery-container {
    display: flex;
    flex-wrap: wrap;
    align-items: flex-start;
}

.widgetico-gallery-justified .widgetico-gallery-item {
    flex: 1 1 auto;
    height: 200px;
    margin: calc(var(--widgetico-spacing, 10px) / 2);
}

/* Cascading layout */
.widgetico-gallery-cascading .widgetico-gallery-container {
    display: flex;
    flex-direction: column;
    align-items: center;
}

.widgetico-gallery-cascading .widgetico-gallery-item {
    width: 90%;
    margin-bottom: var(--widgetico-spacing, 10px);
    transform: translateY(0);
    transition: all 0.3s ease;
}

.widgetico-gallery-cascading .widgetico-gallery-item:hover {
    transform: translateY(-5px);
}

/* Položky galerie */
.widgetico-gallery-item {
    position: relative;
    overflow: hidden;
    border-radius: var(--widgetico-border-radius, 5px);
    background: #f5f5f5;
}

.widgetico-gallery-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--widgetico-transition-speed, 300ms) ease;
}

/* Hover efekty */
.widgetico-hover-none .widgetico-gallery-image:hover {
    transform: none;
}

.widgetico-hover-zoom .widgetico-gallery-item:hover .widgetico-gallery-image {
    transform: scale(1.1);
}

.widgetico-hover-fade .widgetico-gallery-item:hover .widgetico-gallery-image {
    opacity: 0.7;
}

.widgetico-hover-slide .widgetico-gallery-item:hover .widgetico-gallery-image {
    transform: translateX(10px);
}

.widgetico-hover-grayscale .widgetico-gallery-item:hover .widgetico-gallery-image {
    filter: grayscale(100%);
}

.widgetico-hover-blur .widgetico-gallery-item:hover .widgetico-gallery-image {
    filter: blur(3px);
}

.widgetico-hover-rotate .widgetico-gallery-item:hover .widgetico-gallery-image {
    transform: rotate(5deg) scale(1.05);
}

.widgetico-hover-brightness .widgetico-gallery-item:hover .widgetico-gallery-image {
    filter: brightness(1.2);
}

/* Overlay */
.widgetico-gallery-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.7);
    color: white;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    opacity: 0;
    transition: opacity var(--widgetico-transition-speed, 300ms) ease;
    padding: 20px;
    text-align: center;
}

.widgetico-gallery-item:hover .widgetico-gallery-overlay {
    opacity: 1;
}

.widgetico-gallery-title {
    margin: 0 0 10px 0;
    font-size: 18px;
    font-weight: bold;
}

.widgetico-gallery-description {
    margin: 0;
    font-size: 14px;
    line-height: 1.4;
}

/* Stíny */
.widgetico-shadow-none .widgetico-gallery-item {
    box-shadow: none;
}

.widgetico-shadow-small .widgetico-gallery-item {
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.widgetico-shadow-medium .widgetico-gallery-item {
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.15);
}

.widgetico-shadow-large .widgetico-gallery-item {
    box-shadow: 0 8px 16px rgba(0, 0, 0, 0.2);
}

.widgetico-shadow-colored .widgetico-gallery-item {
    box-shadow: 0 4px 8px rgba(59, 130, 246, 0.3);
}

/* Carousel styly */
.widgetico-carousel-container {
    position: relative;
    overflow: hidden;
    border-radius: var(--widgetico-border-radius, 5px);
}

.widgetico-carousel-track {
    display: flex;
    transition: transform var(--widgetico-transition-speed, 300ms) ease;
}

.widgetico-carousel-slide {
    flex: 0 0 100%;
    position: relative;
}

.widgetico-carousel-image {
    width: 100%;
    height: 400px;
    object-fit: cover;
}

.widgetico-carousel-caption {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(transparent, rgba(0, 0, 0, 0.8));
    color: white;
    padding: 20px;
}

.widgetico-carousel-title {
    margin: 0 0 10px 0;
    font-size: 20px;
    font-weight: bold;
}

.widgetico-carousel-description {
    margin: 0;
    font-size: 14px;
    line-height: 1.4;
}

/* Carousel navigace */
.widgetico-carousel-nav {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background: rgba(0, 0, 0, 0.5);
    color: white;
    border: none;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    font-size: 24px;
    cursor: pointer;
    z-index: 10;
    transition: background 0.3s ease;
}

.widgetico-carousel-nav:hover {
    background: rgba(0, 0, 0, 0.8);
}

.widgetico-carousel-prev {
    left: 20px;
}

.widgetico-carousel-next {
    right: 20px;
}

/* Carousel indikátory */
.widgetico-carousel-indicators {
    position: absolute;
    bottom: 20px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 10px;
    z-index: 10;
}

.widgetico-carousel-indicator {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    border: 2px solid white;
    background: transparent;
    cursor: pointer;
    transition: background 0.3s ease;
}

.widgetico-carousel-indicator.active {
    background: white;
}

/* Lightbox styly */
.widgetico-lightbox-enabled .widgetico-gallery-item {
    cursor: pointer;
}

.widgetico-lightbox-enabled .widgetico-gallery-item:hover {
    transform: scale(1.02);
}

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

.widgetico-lazy-load .lazy.loaded {
    opacity: 1;
}

/* Responsive design */
@media (max-width: 768px) {
    .widgetico-gallery-container {
        grid-template-columns: repeat(2, 1fr);
        gap: 5px;
    }
    
    .widgetico-carousel-image {
        height: 300px;
    }
    
    .widgetico-carousel-nav {
        width: 40px;
        height: 40px;
        font-size: 20px;
    }
    
    .widgetico-carousel-prev {
        left: 10px;
    }
    
    .widgetico-carousel-next {
        right: 10px;
    }
}

@media (max-width: 480px) {
    .widgetico-gallery-container {
        grid-template-columns: 1fr;
    }
    
    .widgetico-gallery-mosaic .widgetico-gallery-container {
        grid-template-columns: 1fr;
        grid-auto-rows: 200px;
    }
    
    .widgetico-gallery-mosaic .widgetico-gallery-item {
        grid-column: span 1 !important;
        grid-row: span 1 !important;
    }
    
    .widgetico-carousel-image {
        height: 250px;
    }
    
    .widgetico-gallery-polaroid .widgetico-gallery-item {
        padding: 5px 5px 20px 5px;
    }
    
    .widgetico-gallery-overlay {
        padding: 10px;
    }
    
    .widgetico-gallery-title {
        font-size: 16px;
    }
    
    .widgetico-gallery-description {
        font-size: 12px;
    }
}

/* Animace */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.widgetico-gallery-item {
    animation: fadeIn 0.6s ease forwards;
}

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

/* Loading spinner */
.widgetico-gallery-loading {
    display: flex;
    justify-content: center;
    align-items: center;
    height: 200px;
}

.widgetico-gallery-loading::before {
    content: '';
    width: 40px;
    height: 40px;
    border: 4px solid #f3f3f3;
    border-top: 4px solid #3498db;
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}