:root {
    --primary-blue: #0A58CA;
    --light-cyan: #E6F0FA;
}
.hero-section {
    background: linear-gradient(rgba(10, 88, 202, 0.85), rgba(5, 30, 70, 0.9)), 
                url('https://images.unsplash.com/photo-1581092160607-ee22621dd758?auto=format&fit=crop&q=80&w=1920') no-repeat center center/cover;
    padding: 160px 0 120px 0;
}
.icon-box {
    width: 60px;
    height: 60px;
    background-color: var(--light-cyan);
    color: var(--primary-blue);
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 12px;
    font-size: 1.5rem;
    margin-bottom: 20px;
}
.nav-link {
    font-weight: 500;
}
/* Filter Navigation Link Styles */
.product-filter-link {
    color: #6c757d;
    font-weight: 600;
    text-decoration: none;
    padding-bottom: 5px;
    border-bottom: 2px solid transparent;
    transition: all 0.3s ease;
    cursor: pointer;
}
.product-filter-link.active, .product-filter-link:hover {
    color: var(--primary-blue);
    border-bottom: 2px solid var(--primary-blue);
}

/* Interactive Pure Image Gallery Styles */
.gallery-wrapper {
    position: relative;
    overflow: hidden;
    border-radius: 10px;
    box-shadow: 0 4px 10px rgba(0,0,0,0.08);
    cursor: pointer;
    height: 280px; /* Uniform height across grid */
}
.gallery-wrapper img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}
/* Overlay indicator to cue the user it opens up */
.gallery-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(10, 88, 202, 0.3);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 0.3s ease;
}
.gallery-overlay i {
    color: #fff;
    font-size: 2rem;
    transform: scale(0.8);
    transition: transform 0.3s ease;
}
.gallery-wrapper:hover img {
    transform: scale(1.06);
}
.gallery-wrapper:hover .gallery-overlay {
    opacity: 1;
}
.gallery-wrapper:hover .gallery-overlay i {
    transform: scale(1);
}
/* Modal Custom Sizing for Large Assets */
.modal-xl {
    max-width: 1000px;
}