/* --- START OF FILE imageGallery.css --- */
/* imageGallery.css v2 - User-Friendly Edition */

body.gallery-open {
    overflow: hidden;
}

.gallery-overlay {
    position: fixed;
    inset: 0;
    z-index: 3000;
    background-color: rgba(var(--bg-primary-rgb), 0.88);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    display: flex;
    flex-direction: column;
    opacity: 0;
    transition: opacity 0.3s ease-in-out;
    user-select: none;
    -webkit-user-select: none;
    touch-action: manipulation; /* Allow default browser pinch zoom as a fallback */
}

.gallery-overlay.active {
    opacity: 1;
}

.gallery-header {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    z-index: 10;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 16px;
    background-image: linear-gradient(to bottom, rgba(var(--bg-primary-rgb), 0.7), transparent);
    transition: opacity 0.3s, transform 0.3s;
}

.gallery-counter {
    font-family: var(--font-monospace);
    font-size: 1rem;
    font-weight: 600;
    background-color: rgba(var(--bg-secondary-rgb), 0.8);
    color: var(--text-primary);
    padding: 8px 16px;
    border-radius: var(--radius-full);
    box-shadow: var(--shadow-md);
    border: 1px solid var(--border-secondary);
}

.gallery-actions {
    display: flex;
    gap: 8px;
}

.gallery-btn {
    width: 44px;
    height: 44px;
    border-radius: 50%;
    background-color: rgba(var(--bg-secondary-rgb), 0.8);
    border: 1px solid var(--border-secondary);
    box-shadow: var(--shadow-lg);
    color: var(--text-primary);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-fast);
}
.gallery-btn:hover {
    transform: scale(1.1);
    background-color: var(--bg-secondary);
}
.gallery-btn svg {
    width: 22px;
    height: 22px;
}

.gallery-body {
    flex-grow: 1;
    display: flex;
    align-items: center;
    /* justify-content: center; <-- THIS WAS THE FINAL BUG */
    overflow: hidden;
    position: relative;
}

.gallery-track {
    display: flex;
    height: 100%;
    will-change: transform;
}

.gallery-slide {
    flex-shrink: 0;
    width: 100vw;
    height: 100%;
    display: flex;
    align-items: center;
    padding: 20px;
    position: relative;
}

.gallery-slide img {
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
    will-change: transform;
    transition: transform 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275), opacity 0.3s;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-xl);
    cursor: zoom-in;
    user-select: none;
    margin: auto; 
}
.gallery-slide img.zoomed { cursor: grab; }
.gallery-slide img.zoomed:active { cursor: grabbing; }
.gallery-slide .spinner { position: absolute; width: 40px; height: 40px; border-width: 4px; }
.gallery-slide .gallery-error-msg { color: var(--text-secondary); text-align: center; background-color: var(--bg-tertiary); padding: 20px; border-radius: var(--radius-md); }

.gallery-zoom-controls {
    position: absolute;
    right: 16px;
    bottom: 120px;
    z-index: 20;
    display: flex;
    flex-direction: column;
    gap: 1px;
    background-color: var(--border-primary);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
    transition: opacity 0.3s, transform 0.3s;
}
.zoom-btn {
    width: 48px; height: 48px;
    background-color: rgba(var(--bg-secondary-rgb), 0.9);
    color: var(--text-primary);
    border: none;
    cursor: pointer;
    transition: background-color var(--transition-fast);
}
.zoom-btn:hover { background-color: var(--bg-tertiary); }
.zoom-btn svg { width: 24px; height: 24px; }
#zoomResetBtn { display: none; }
#zoomResetBtn.visible { display: flex; }

.gallery-footer {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    z-index: 10;
    display: flex;
    justify-content: center;
    padding: 16px;
    background-image: linear-gradient(to top, rgba(var(--bg-primary-rgb), 0.7), transparent);
    transition: opacity 0.3s, transform 0.3s;
}

.gallery-thumbnails {
    background-color: rgba(var(--bg-secondary-rgb), 0.8);
    padding: 8px;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--border-secondary);
    display: flex;
    gap: 8px;
    overflow-x: auto;
    max-width: 90%;
}
.gallery-thumbnails::-webkit-scrollbar { height: 4px; }
.gallery-thumbnails::-webkit-scrollbar-thumb { background-color: var(--accent-primary); border-radius: var(--radius-full); }

.thumbnail-item {
    width: 60px; height: 60px;
    flex-shrink: 0;
    border-radius: var(--radius-md);
    overflow: hidden;
    cursor: pointer;
    border: 3px solid transparent;
    transition: border-color 0.2s, transform 0.2s;
}
.thumbnail-item:hover { transform: scale(1.05); }
.thumbnail-item.active { border-color: var(--accent-primary); box-shadow: 0 0 0 2px var(--bg-secondary); }
.thumbnail-item img { width: 100%; height: 100%; object-fit: cover; }

.gallery-nav-arrow {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    z-index: 15;
    display: none; /* Hidden on mobile */
}
.gallery-nav-arrow.prev { left: 16px; }
.gallery-nav-arrow.next { right: 16px; }
@media (min-width: 768px) {
    .gallery-nav-arrow { display: flex; }
}

/* Animations and States */
.gallery-overlay.closing { opacity: 0 !important; transform: scale(0.95); }
.gallery-overlay.ui-hidden .gallery-header,
.gallery-overlay.ui-hidden .gallery-footer,
.gallery-overlay.ui-hidden .gallery-zoom-controls {
    opacity: 0;
    pointer-events: none;
    transform: translateY(-100%);
}
.gallery-overlay.ui-hidden .gallery-footer { transform: translateY(100%); }
.gallery-overlay.ui-hidden .gallery-zoom-controls { transform: translateX(100%); }