/* Gallery Page Specific Styles */

/* Gallery Header */
.gallery-header {
    background: linear-gradient(rgba(0, 43, 69, 0.8), rgba(0, 43, 69, 0.8)),
                url('_ima/slideshow-01.jpg') center/cover;
    padding: 120px 0 80px;
    text-align: center;
    color: var(--white);
}

.gallery-header h1 {
    font-size: 3rem;
    margin-bottom: 1rem;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.5);
}

.gallery-header p {
    font-size: 1.2rem;
    max-width: 600px;
    margin: 0 auto;
    text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.5);
}

/* Gallery Main Section */
.gallery-main {
    padding: 60px 0;
    background-color: var(--light-gray);
}

/* Gallery Filters */
.gallery-filters {
    text-align: center;
    margin-bottom: 3rem;
}

.filter-btn {
    background: var(--white);
    border: 2px solid var(--teal);
    color: var(--teal);
    padding: 10px 20px;
    margin: 0 5px;
    border-radius: 25px;
    cursor: pointer;
    font-weight: 600;
    transition: all 0.3s ease;
}

.filter-btn:hover,
.filter-btn.active {
    background: var(--teal);
    color: var(--white);
}

/* Gallery Grid */
.gallery-grid-full {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 20px;
    margin-top: 2rem;
}

.gallery-item {
    background: var(--white);
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    cursor: pointer;
}

.gallery-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.15);
}

.gallery-item img {
    width: 100%;
    height: 250px;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.gallery-item:hover img {
    transform: scale(1.05);
}

/* Filtered Items */
.gallery-item.hidden {
    display: none;
}

/* Lightbox */
.lightbox {
    display: none;
    position: fixed;
    z-index: 2000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.9);
    backdrop-filter: blur(5px);
}

.lightbox-content {
    margin: auto;
    display: block;
    max-width: 90%;
    max-height: 90%;
    object-fit: contain;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
}

.close-lightbox {
    position: absolute;
    top: 20px;
    right: 35px;
    color: var(--white);
    font-size: 40px;
    font-weight: bold;
    cursor: pointer;
    z-index: 2001;
}

.close-lightbox:hover {
    color: var(--coral);
}

/* Lightbox Navigation */
.lightbox-nav {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 100%;
    display: flex;
    justify-content: space-between;
    padding: 0 20px;
    pointer-events: none;
}

.lightbox-prev,
.lightbox-next {
    background: rgba(0, 0, 0, 0.5);
    color: var(--white);
    border: none;
    padding: 15px 20px;
    font-size: 24px;
    cursor: pointer;
    border-radius: 5px;
    pointer-events: auto;
    transition: background-color 0.3s ease;
}

.lightbox-prev:hover,
.lightbox-next:hover {
    background: rgba(0, 0, 0, 0.8);
}

/* Loading Animation */
.gallery-item img {
    opacity: 0;
    transition: opacity 0.3s ease;
}

.gallery-item img.loaded {
    opacity: 1;
}

/* Mobile Responsive */
@media (max-width: 768px) {
    .gallery-header h1 {
        font-size: 2rem;
    }
    
    .gallery-header p {
        font-size: 1rem;
    }
    
    .gallery-grid-full {
        grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
        gap: 15px;
    }
    
    .filter-btn {
        margin: 5px;
        padding: 8px 16px;
        font-size: 0.9rem;
    }
    
    .lightbox-content {
        max-width: 95%;
        max-height: 80%;
    }
    
    .close-lightbox {
        top: 10px;
        right: 20px;
        font-size: 30px;
    }
    
    .lightbox-prev,
    .lightbox-next {
        padding: 10px 15px;
        font-size: 18px;
    }
}

@media (max-width: 480px) {
    .gallery-grid-full {
        grid-template-columns: 1fr;
        gap: 10px;
    }
    
    .gallery-filters {
        display: flex;
        flex-wrap: wrap;
        justify-content: center;
        gap: 10px;
    }
    
    .filter-btn {
        margin: 0;
    }
}

/* Accessibility */
@media (prefers-reduced-motion: reduce) {
    .gallery-item,
    .gallery-item img {
        transition: none;
    }
}

/* Focus styles */
.gallery-item:focus {
    outline: 2px solid var(--coral);
    outline-offset: 2px;
}

.filter-btn:focus {
    outline: 2px solid var(--coral);
    outline-offset: 2px;
}