.filter-section {
    padding: var(--spacing-5) 0;
    background: var(--light-gray);
    position: sticky;
    top: var(--header-height);
    z-index: 100;
}

.filter-buttons {
    display: flex;
    justify-content: center;
    gap: var(--spacing-1);
    flex-wrap: wrap;
}

.filter-btn {
    padding: 10px 24px;
    background: var(--white);
    border: 2px solid var(--primary-blue);
    border-radius: var(--radius-full);
    font-family: var(--font-primary);
    font-size: var(--text-sm);
    font-weight: 600;
    color: var(--primary-blue);
    cursor: pointer;
    transition: all var(--transition-base);
    box-shadow: var(--shadow-sm);
}

.filter-btn:hover {
    background: var(--primary-blue);
    border-color: var(--primary-blue);
    color: var(--white);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.filter-btn.active {
    background: var(--primary-blue);
    border-color: var(--primary-blue);
    color: var(--white);
}

.gallery-section {
    padding: var(--spacing-8) 0 var(--spacing-12);
    background: var(--white);
}

.gallery-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--spacing-2);
}

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

.gallery-item.large {
    grid-column: span 2;
    grid-row: span 2;
}

.gallery-item.hidden {
    display: none;
}

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

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

.gallery-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(0, 0, 0, 0.8) 0%, transparent 50%);
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    align-items: center;
    padding: var(--spacing-3);
    opacity: 0;
    transition: opacity var(--transition-base);
}

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

.gallery-caption {
    color: var(--white);
    font-size: var(--text-sm);
    font-weight: 500;
    text-align: center;
    margin-bottom: var(--spacing-1);
}

.gallery-overlay i {
    color: var(--white);
    font-size: 24px;
}

.lightbox {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.95);
    z-index: 10000;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-base);
}

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

.lightbox-close {
    position: absolute;
    top: 20px;
    right: 20px;
    width: 50px;
    height: 50px;
    background: rgba(255, 255, 255, 0.1);
    border: none;
    border-radius: 50%;
    color: var(--white);
    font-size: 24px;
    cursor: pointer;
    transition: all var(--transition-base);
    z-index: 10001;
}

.lightbox-close:hover {
    background: var(--secondary-gold);
}

.lightbox-nav {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 60px;
    height: 60px;
    background: rgba(255, 255, 255, 0.1);
    border: none;
    border-radius: 50%;
    color: var(--white);
    font-size: 24px;
    cursor: pointer;
    transition: all var(--transition-base);
}

.lightbox-nav:hover {
    background: var(--secondary-gold);
}

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

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

.lightbox-content {
    max-width: 90vw;
    max-height: 85vh;
    text-align: center;
}

.lightbox-content img {
    max-width: 100%;
    max-height: 80vh;
    border-radius: var(--radius-md);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.5);
}

.lightbox-caption {
    color: var(--white);
    font-size: var(--text-lg);
    margin-top: var(--spacing-2);
}

.links-section {
    padding: var(--spacing-12) 0;
    background: var(--light-gray);
}

.links-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-4);
}

.link-card {
    background: var(--white);
    padding: var(--spacing-5);
    border-radius: var(--radius-lg);
    text-align: center;
    text-decoration: none;
    transition: all var(--transition-base);
}

.link-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
}

.link-card i {
    font-size: 48px;
    color: var(--primary-blue);
    margin-bottom: var(--spacing-2);
}

.link-card h3 {
    color: var(--dark-gray);
    margin-bottom: var(--spacing-1);
}

.link-card p {
    color: var(--gray-600);
    font-size: var(--text-sm);
}

.link-card:hover {
    color: inherit;
}

.cta-section {
    padding: var(--spacing-12) 0;
    background: var(--gradient-hero);
    color: var(--white);
    text-align: center;
}

.cta-content h2 {
    color: var(--white);
    margin-bottom: var(--spacing-2);
}

.cta-content>p {
    font-size: var(--text-lg);
    opacity: 0.9;
    margin-bottom: var(--spacing-5);
}

.cta-buttons {
    display: flex;
    justify-content: center;
    gap: var(--spacing-3);
}

@media (max-width: 1023px) {
    .gallery-grid {
        grid-template-columns: repeat(3, 1fr);
    }

    .gallery-item.large {
        grid-column: span 2;
        grid-row: span 1;
    }

    .links-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-3);
    }
}

@media (max-width: 767px) {
    .gallery-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .gallery-item.large {
        grid-column: span 2;
    }

    .filter-buttons {
        gap: 8px;
    }

    .filter-btn {
        padding: 8px 16px;
        font-size: var(--text-xs);
    }

    .lightbox-nav {
        width: 45px;
        height: 45px;
    }

    .lightbox-nav.prev {
        left: 10px;
    }

    .lightbox-nav.next {
        right: 10px;
    }
}