/*
 * Galleries Component
 * Building galleries, lightboxes, and image displays
 */

/* =============================================================================
   Gallery Items and Grid
   ============================================================================= */

.gallery-item {
    position: relative;
    border-radius: var(--card-radius);
    overflow: hidden;
    box-shadow: var(--shadow-light);
    transition: all var(--transition-base);
    aspect-ratio: 4/3;
    cursor: pointer;
    }

.gallery-item:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-heavy);
}

.gallery-image-wrapper {
    position: relative;
    width: 100%;
    height: 100%;
    overflow: hidden;
}

.gallery-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-base);
}

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

.gallery-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(13, 44, 79, 0.7);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity var(--transition-base);
    z-index: 2;
}

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

.gallery-overlay-content {
    text-align: center;
    color: var(--text-light);
}

.gallery-view-icon {
    font-size: 2rem;
    opacity: 0.9;
}

/* Enhanced hover effects */
.gallery-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(13, 44, 79, 0.1) 0%, rgba(13, 44, 79, 0.05) 100%);
    opacity: 0;
    transition: opacity var(--transition-base);
    z-index: 1;
}

.gallery-item:hover::before {
    opacity: 1;
}

/* =============================================================================
   Lightbox Modal
   ============================================================================= */

.lightbox-modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: var(--z-modal);
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-base);
}

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

.lightbox-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.9);
    backdrop-filter: blur(5px);
}

.lightbox-content {
    position: relative;
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 1.25rem;
}

.lightbox-image-container {
    position: relative;
    max-width: 90%;
    max-height: 80%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.lightbox-image {
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
    border-radius: var(--radius-medium);
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.3);
    opacity: 0;
    transition: opacity var(--transition-base);
}

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

/* Lightbox Controls */
.lightbox-close {
    position: absolute;
    top: 1.25rem;
    right: 1.875rem;
    background: rgba(255, 255, 255, 0.2);
    border: none;
    color: var(--text-light);
    font-size: 2rem;
    width: 50px;
    height: 50px;
    border-radius: var(--radius-round);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-base);
    z-index: var(--z-tooltip);
    backdrop-filter: blur(10px);
}

.lightbox-close:hover {
    background: rgba(255, 255, 255, 0.3);
    transform: scale(1.1);
}

.lightbox-nav {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background: rgba(255, 255, 255, 0.2);
    border: none;
    color: var(--text-light);
    font-size: 1.5rem;
    width: 50px;
    height: 50px;
    border-radius: var(--radius-round);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-base);
    z-index: var(--z-tooltip);
    backdrop-filter: blur(10px);
}

.lightbox-nav:hover {
    background: rgba(255, 255, 255, 0.3);
    transform: translateY(-50%) scale(1.1);
}

.lightbox-prev {
    left: 1.875rem;
}

.lightbox-next {
    right: 1.875rem;
}

.lightbox-caption {
    position: absolute;
    bottom: 1.875rem;
    left: 50%;
    transform: translateX(-50%);
    color: var(--text-light);
    text-align: center;
    font-size: 1.1rem;
    max-width: 80%;
    z-index: var(--z-tooltip);
    background: rgba(0, 0, 0, 0.5);
    padding: 0.75rem 1.5rem;
    border-radius: var(--radius-medium);
    backdrop-filter: blur(10px);
}

.lightbox-counter {
    position: absolute;
    top: 1.25rem;
    left: 1.875rem;
    color: var(--text-light);
    font-size: 1rem;
    z-index: var(--z-tooltip);
    background: rgba(0, 0, 0, 0.5);
    padding: 0.5rem 1rem;
    border-radius: var(--radius-medium);
    backdrop-filter: blur(10px);
}

/* =============================================================================
   Thumbnail Strip
   ============================================================================= */

.thumbnail-strip {
    display: flex;
    gap: 0.75rem;
    margin-top: 1rem;
    overflow-x: auto;
    padding: 0.75rem 0;
    scrollbar-width: thin;
    scrollbar-color: var(--blue-invest-medium) var(--background-light);
}

.thumbnail-strip::-webkit-scrollbar {
    height: 6px;
}

.thumbnail-strip::-webkit-scrollbar-track {
    background: var(--background-light);
    border-radius: 3px;
}

.thumbnail-strip::-webkit-scrollbar-thumb {
    background: var(--blue-invest-medium);
    border-radius: 3px;
}

.thumbnail-strip::-webkit-scrollbar-thumb:hover {
    background: var(--blue-invest-dark);
}

.thumbnail-item {
    flex-shrink: 0;
    border-radius: var(--radius-small);
    overflow: hidden;
    transition: all var(--transition-base);
}

.thumbnail-item img {
    width: 5rem;
    height: 3.75rem;
    object-fit: cover;
    cursor: pointer;
    transition: opacity var(--transition-base);
    border-radius: var(--radius-small);
}

.thumbnail-item img:hover {
    opacity: 0.7;
}

.thumbnail-item.active img {
    border: 2px solid var(--blue-invest-medium);
    opacity: 1;
}

/* =============================================================================
   Main Gallery Image
   ============================================================================= */

.main-image {
    position: relative;
    margin-bottom: 1rem;
    border-radius: var(--card-radius);
    overflow: hidden;
    box-shadow: var(--shadow-medium);
}

.main-image img {
    width: 100%;
    object-fit: contain;
    border-radius: var(--card-radius);
    transition: transform var(--transition-base);
}

.main-image:hover img {
    transform: scale(1.02);
}

/* =============================================================================
   Building Image Container
   ============================================================================= */

.building-image-container {
    max-width: 100%;
    text-align: center;
}

.building-featured-img {
    max-width: 100%;
    height: auto;
    border-radius: var(--radius-medium);
    box-shadow: var(--shadow-medium);
}

/* =============================================================================
   Responsive Design
   ============================================================================= */

@media (max-width: 768px) {
    .gallery-title {
        font-size: var(--font-size-h2);
        margin-bottom: 1.5rem;
    }

    .gallery-item {
        aspect-ratio: 3/2;
    }

    .lightbox-close,
    .lightbox-nav {
        width: 40px;
        height: 40px;
        font-size: 1.2rem;
    }

    .lightbox-close {
        top: 15px;
        right: 20px;
    }

    .lightbox-prev {
        left: 20px;
    }

    .lightbox-next {
        right: 20px;
    }

    .lightbox-caption {
        bottom: 20px;
        font-size: 1rem;
        max-width: 90%;
        padding: 0.5rem 1rem;
    }

    .lightbox-counter {
        top: 15px;
        left: 20px;
        font-size: 0.9rem;
        padding: 0.375rem 0.75rem;
    }

    .thumbnail-item img {
        width: 4rem;
        height: 3rem;
    }
}

@media (max-width: 480px) {
    .gallery-title {
        font-size: 1.25rem;
    }

    .gallery-item {
        aspect-ratio: 4/3;
    }

    .lightbox-content {
        padding: 1rem;
    }

    .lightbox-image-container {
        max-width: 95%;
        max-height: 75%;
    }

    .thumbnail-item img {
        width: 3.5rem;
        height: 2.5rem;
    }
}

/* =============================================================================
   High Contrast and Accessibility
   ============================================================================= */

@media (prefers-contrast: high) {
    .gallery-item {
        border: 2px solid var(--blue-invest-medium);
    }

    .lightbox-close,
    .lightbox-nav {
        border: 2px solid var(--text-light);
    }

    .thumbnail-item.active img {
        border-width: 3px;
    }
}

@media (prefers-reduced-motion: reduce) {
    .gallery-item,
    .gallery-image,
    .gallery-overlay,
    .lightbox-modal,
    .lightbox-image,
    .lightbox-close,
    .lightbox-nav,
    .thumbnail-item img,
    .main-image img {
        transition: none;
    }

    .gallery-item:hover,
    .main-image:hover img {
        transform: none;
    }

    .lightbox-nav:hover {
        transform: translateY(-50%);
    }
}

/* Focus management for lightbox */
.lightbox-close:focus-visible,
.lightbox-nav:focus-visible {
    outline: 2px solid var(--blue-invest-accent);
    outline-offset: 2px;
}

/* Keyboard navigation hints */
.lightbox-modal[data-keyboard="true"]::after {
    content: "Use arrow keys to navigate, ESC to close";
    position: absolute;
    bottom: 4rem;
    left: 50%;
    transform: translateX(-50%);
    color: var(--text-light);
    font-size: var(--font-size-small);
    background: rgba(0, 0, 0, 0.7);
    padding: 0.5rem 1rem;
    border-radius: var(--radius-small);
    opacity: 0.8;
    z-index: var(--z-tooltip);
}