/* ===== Gallery Container ===== */
.ogp-gallery-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 20px;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
}

/* ===== Header & Search ===== */
.ogp-gallery-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 25px;
    padding: 20px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(102, 126, 234, 0.3);
}

.ogp-search-box {
    position: relative;
    flex: 1;
    max-width: 500px;
}

.ogp-search-box .search-icon {
    position: absolute;
    left: 15px;
    top: 50%;
    transform: translateY(-50%);
    font-size: 18px;
}

.ogp-search-box input {
    width: 100%;
    padding: 15px 45px;
    border: none;
    border-radius: 50px;
    font-size: 16px;
    background: rgba(255,255,255,0.95);
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
    transition: all 0.3s;
}

.ogp-search-box input:focus {
    outline: none;
    box-shadow: 0 5px 25px rgba(0,0,0,0.2);
}

.clear-search {
    position: absolute;
    right: 15px;
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: none;
    font-size: 20px;
    cursor: pointer;
    color: #999;
    display: none;
}

.ogp-view-options {
    display: flex;
    gap: 5px;
    margin-left: 20px;
}

.view-btn {
    background: rgba(255,255,255,0.2);
    border: none;
    color: #fff;
    padding: 12px 15px;
    border-radius: 10px;
    cursor: pointer;
    transition: all 0.3s;
    font-size: 18px;
}

.view-btn:hover,
.view-btn.active {
    background: rgba(255,255,255,0.4);
}

/* ===== Breadcrumb ===== */
.ogp-breadcrumb {
    display: flex;
    align-items: center;
    padding: 15px 0;
    margin-bottom: 20px;
    flex-wrap: wrap;
    gap: 5px;
}

.breadcrumb-item {
    color: #667eea;
    cursor: pointer;
    padding: 8px 15px;
    border-radius: 20px;
    transition: all 0.3s;
    font-weight: 500;
}

.breadcrumb-item:hover {
    background: #f0f0ff;
}

.breadcrumb-item.active {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: #fff;
}

.breadcrumb-separator {
    color: #ccc;
    margin: 0 5px;
}

/* ===== Folder Cards ===== */
.ogp-folders-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 25px;
    margin-bottom: 30px;
}

.ogp-folder-card {
    background: #fff;
    border-radius: 20px;
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    cursor: pointer;
}

.ogp-folder-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0,0,0,0.15);
}

.folder-card-image {
    position: relative;
    height: 200px;
    overflow: hidden;
}

.folder-card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s;
}

.ogp-folder-card:hover .folder-card-image img {
    transform: scale(1.1);
}

.folder-placeholder {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 60px;
    background: linear-gradient(135deg, #f5f7fa 0%, #c3cfe2 100%);
}

.folder-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(102,126,234,0.8) 0%, rgba(118,75,162,0.8) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 0.3s;
}

.ogp-folder-card:hover .folder-overlay {
    opacity: 1;
}

.open-folder-btn {
    background: #fff;
    color: #667eea;
    border: none;
    padding: 12px 30px;
    border-radius: 25px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transform: translateY(20px);
    transition: all 0.3s;
}

.ogp-folder-card:hover .open-folder-btn {
    transform: translateY(0);
}

.folder-card-info {
    padding: 20px;
}

.folder-title {
    margin: 0 0 10px;
    font-size: 18px;
    font-weight: 600;
    color: #333;
}

.folder-meta {
    display: flex;
    gap: 15px;
    flex-wrap: wrap;
}

.meta-item {
    font-size: 14px;
    color: #888;
}

/* ===== Image Cards ===== */
.ogp-images-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 20px;
}

.ogp-image-card {
    position: relative;
    aspect-ratio: 1;
    border-radius: 15px;
    overflow: hidden;
    cursor: pointer;
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
    transition: all 0.3s;
}

.ogp-image-card:hover {
    transform: scale(1.05);
    box-shadow: 0 15px 30px rgba(0,0,0,0.2);
}

.ogp-image-card img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.image-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0,0,0,0.4);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 0.3s;
}

.ogp-image-card:hover .image-overlay {
    opacity: 1;
}

.view-icon {
    font-size: 40px;
    color: #fff;
    transform: scale(0.5);
    transition: transform 0.3s;
}

.ogp-image-card:hover .view-icon {
    transform: scale(1);
}

/* ===== Lightbox ===== */
.ogp-lightbox {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 999999;
}

.ogp-lightbox.active {
    display: block;
}

.lightbox-backdrop {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0,0,0,0.95);
    animation: fadeIn 0.3s ease;
}

.lightbox-container {
    position: relative;
    width: 100%;
    height: 100%;
    display: flex;
    flex-direction: column;
}

.lightbox-close {
    position: absolute;
    top: 20px;
    right: 25px;
    background: none;
    border: none;
    color: #fff;
    font-size: 50px;
    cursor: pointer;
    z-index: 10;
    transition: transform 0.3s;
}

.lightbox-close:hover {
    transform: rotate(90deg);
}

.lightbox-main {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    padding: 60px;
}

.lightbox-image-wrapper {
    max-width: 100%;
    max-height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.lightbox-image {
    max-width: 100%;
    max-height: 70vh;
    object-fit: contain;
    border-radius: 5px;
    box-shadow: 0 20px 60px rgba(0,0,0,0.5);
}

.lightbox-loader {
    display: none;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
}

.lightbox-loader.active {
    display: block;
}

.loader-spinner {
    width: 50px;
    height: 50px;
    border: 4px solid rgba(255,255,255,0.3);
    border-top-color: #fff;
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

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

.lightbox-nav {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background: rgba(255,255,255,0.1);
    border: none;
    color: #fff;
    font-size: 30px;
    padding: 20px 25px;
    cursor: pointer;
    transition: all 0.3s;
    border-radius: 10px;
}

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

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

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

/* ===== Lightbox Bottom Bar ===== */
.lightbox-bottom {
    background: rgba(0,0,0,0.8);
    padding: 15px;
}

.lightbox-thumbnails {
    display: flex;
    gap: 10px;
    overflow-x: auto;
    padding: 10px 0;
    margin-bottom: 15px;
    justify-content: center;
}

.thumb-item {
    width: 60px;
    height: 60px;
    border-radius: 8px;
    overflow: hidden;
    cursor: pointer;
    opacity: 0.5;
    transition: all 0.3s;
    flex-shrink: 0;
    border: 2px solid transparent;
}

.thumb-item:hover,
.thumb-item.active {
    opacity: 1;
    border-color: #fff;
    transform: scale(1.1);
}

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

.lightbox-controls {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0 10px;
}

.control-group {
    display: flex;
    align-items: center;
    gap: 10px;
}

.control-btn {
    background: rgba(255,255,255,0.1);
    border: none;
    color: #fff;
    padding: 12px 18px;
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.3s;
    font-size: 16px;
}

.control-btn:hover {
    background: rgba(255,255,255,0.25);
    transform: scale(1.1);
}

.control-btn.play-btn.playing {
    background: #667eea;
}

.image-counter {
    color: #fff;
    font-size: 14px;
}

.speed-select {
    background: rgba(255,255,255,0.1);
    border: none;
    color: #fff;
    padding: 10px;
    border-radius: 5px;
}

.lightbox-caption {
    position: absolute;
    bottom: 120px;
    left: 50%;
    transform: translateX(-50%);
    color: #fff;
    font-size: 16px;
    padding: 10px 25px;
    background: rgba(0,0,0,0.5);
    border-radius: 25px;
}

/* ===== Transition Effects ===== */
.ogp-transition-overlay {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 999998;
    pointer-events: none;
}

/* Fade Effect */
@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

@keyframes fadeOut {
    from { opacity: 1; }
    to { opacity: 0; }
}

.lightbox-image.fade-in {
    animation: fadeIn 0.4s ease;
}

.lightbox-image.fade-out {
    animation: fadeOut 0.4s ease;
}

/* Slide Effect */
@keyframes slideInRight {
    from { transform: translateX(100%); opacity: 0; }
    to { transform: translateX(0); opacity: 1; }
}

@keyframes slideInLeft {
    from { transform: translateX(-100%); opacity: 0; }
    to { transform: translateX(0); opacity: 1; }
}

.lightbox-image.slide-right {
    animation: slideInRight 0.4s ease;
}

.lightbox-image.slide-left {
    animation: slideInLeft 0.4s ease;
}

/* Zoom Effect */
@keyframes zoomIn {
    from { transform: scale(0.5); opacity: 0; }
    to { transform: scale(1); opacity: 1; }
}

.lightbox-image.zoom-in {
    animation: zoomIn 0.4s ease;
}

/* Flip Effect */
@keyframes flipIn {
    from { transform: perspective(1000px) rotateY(90deg); opacity: 0; }
    to { transform: perspective(1000px) rotateY(0); opacity: 1; }
}

.lightbox-image.flip-in {
    animation: flipIn 0.5s ease;
}

/* ===== No Results ===== */
.ogp-no-galleries,
.ogp-no-results {
    text-align: center;
    padding: 60px 20px;
    color: #666;
}

.no-galleries-icon {
    font-size: 80px;
    margin-bottom: 20px;
}

/* ===== Responsive ===== */
@media (max-width: 768px) {
    .ogp-gallery-header {
        flex-direction: column;
        gap: 15px;
    }
    
    .ogp-search-box {
        max-width: 100%;
    }
    
    .ogp-view-options {
        margin-left: 0;
    }
    
    .ogp-folders-grid {
        grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    }
    
    .lightbox-nav {
        padding: 15px;
        font-size: 20px;
    }
    
    .lightbox-controls {
        flex-wrap: wrap;
        justify-content: center;
        gap: 10px;
    }
    
    .control-group {
        justify-content: center;
    }
}