.product-gallery-container {
    background: var(--bs-body-bg);
}

.gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 1rem;
    margin: 0 auto;
    max-width: 1200px;
}

.gallery-item {
    position: relative;
    aspect-ratio: 1;
    overflow: hidden;
    border-radius: 12px;
    cursor: pointer;
    background: var(--bs-secondary-bg);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

    .gallery-item:hover {
        transform: translateY(-4px);
        box-shadow: 0 8px 24px rgba(64, 104, 130, 0.2);
    }

    .gallery-item img {
        width: 100%;
        height: 100%;
        object-fit: cover;
        transition: transform 0.3s ease;
    }

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

.gallery-overlay {
    position: absolute;
    inset: 0;
    background: rgba(64, 104, 130, 0.9);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 0.3s ease;
}

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

.gallery-overlay i {
    font-size: 2.5rem;
    color: white;
}

/* Viewer Modal Styles */
.gallery-viewer {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.95);
    backdrop-filter: blur(10px);
    z-index: 9999;
    display: none;
    flex-direction: column;
    opacity: 0;
    transition: opacity 0.3s ease;
}

    .gallery-viewer.active {
        display: flex;
        opacity: 1;
    }

.viewer-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 2rem;
    background: rgba(0, 0, 0, 0.5);
    color: white;
}

.viewer-title {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 1.1rem;
}

    .viewer-title i {
        font-size: 1.5rem;
        color: #406882;
    }

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

    .viewer-btn:hover {
        background: #406882;
        transform: scale(1.1);
    }

    .viewer-btn i {
        font-size: 1.5rem;
    }

.viewer-content {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
    padding: 2rem;
}

.viewer-image-container {
    max-width: 90%;
    max-height: 100%;
    overflow: auto;
    cursor: grab;
    display: flex;
    align-items: center;
    justify-content: center;
}

    .viewer-image-container:active {
        cursor: grabbing;
    }

    .viewer-image-container img {
        max-width: 100%;
        max-height: calc(100vh - 300px);
        object-fit: contain;
        transition: transform 0.3s ease;
        user-select: none;
    }

.viewer-nav {
    position: absolute;
    background: rgba(64, 104, 130, 0.8);
    border: none;
    color: white;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.3s ease;
    z-index: 10;
}

    .viewer-nav:hover {
        background: #406882;
        transform: scale(1.1);
    }

    .viewer-nav i {
        font-size: 2rem;
    }

.viewer-nav-prev {
    right: 2rem;
}

.viewer-nav-next {
    left: 2rem;
}

.viewer-thumbnails {
    display: flex;
    gap: 0.5rem;
    padding: 1rem 2rem;
    overflow-x: auto;
    background: rgba(0, 0, 0, 0.5);
    scrollbar-width: thin;
    scrollbar-color: #406882 rgba(255, 255, 255, 0.1);
}

    .viewer-thumbnails::-webkit-scrollbar {
        height: 6px;
    }

    .viewer-thumbnails::-webkit-scrollbar-track {
        background: rgba(255, 255, 255, 0.1);
    }

    .viewer-thumbnails::-webkit-scrollbar-thumb {
        background: #406882;
        border-radius: 3px;
    }

.viewer-thumb {
    flex-shrink: 0;
    width: 80px;
    height: 80px;
    border-radius: 8px;
    overflow: hidden;
    cursor: pointer;
    border: 2px solid transparent;
    transition: all 0.3s ease;
    opacity: 0.6;
}

    .viewer-thumb:hover {
        opacity: 1;
        transform: scale(1.05);
    }

    .viewer-thumb.active {
        border-color: #406882;
        opacity: 1;
        box-shadow: 0 0 12px rgba(64, 104, 130, 0.5);
    }

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

.viewer-controls {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 1rem 2rem;
    background: rgba(0, 0, 0, 0.5);
}

.viewer-control-btn {
    background: rgba(255, 255, 255, 0.1);
    border: none;
    color: white;
    width: 44px;
    height: 44px;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.3s ease;
}

    .viewer-control-btn:hover {
        background: #406882;
        transform: scale(1.05);
    }

    .viewer-control-btn i {
        font-size: 1.3rem;
    }

.zoom-level {
    background: rgba(255, 255, 255, 0.1);
    color: white;
    padding: 0.5rem 1rem;
    border-radius: 8px;
    font-size: 0.9rem;
    min-width: 60px;
    text-align: center;
}

/* Responsive Design */
@media (max-width: 768px) {
    .gallery-grid {
        grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
        gap: 0.75rem;
    }

    .viewer-header,
    .viewer-controls,
    .viewer-thumbnails {
        padding: 0.75rem 1rem;
    }

    .viewer-nav {
        width: 40px;
        height: 40px;
    }

    .viewer-nav-prev {
        right: 1rem;
    }

    .viewer-nav-next {
        left: 1rem;
    }

    .viewer-thumb {
        width: 60px;
        height: 60px;
    }

    .viewer-content {
        padding: 1rem;
    }
}

@media (max-width: 480px) {
    .gallery-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}