/* ESSOSA Gallery Styles */
.essosa-header {
    background: linear-gradient(rgba(0, 0, 0, 0.7), rgba(0, 0, 0, 0.7)), url('../images/head/23CS9709.jpg');
    background-size: cover;
    background-position: center;
    height: 500px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    text-align: center;
    margin-bottom: 50px;
    padding: 40px 20px;
}

.essosa-header h1 {
    font-size: 3.5rem;
    margin-bottom: 1.5rem;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.5);
}

.essosa-header p {
    font-size: 1.4rem;
    max-width: 800px;
    margin: 0 auto;
    line-height: 1.6;
    text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.5);
}

.gallery-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
}

.gallery-filters {
    display: flex;
    justify-content: center;
    gap: 20px;
    margin-bottom: 40px;
    flex-wrap: wrap;
}

.filter-btn {
    padding: 10px 20px;
    border: none;
    background: #f5f5f5;
    border-radius: 25px;
    cursor: pointer;
    transition: all 0.3s ease;
    font-size: 1rem;
}

.filter-btn:hover,
.filter-btn.active {
    background: #003366;
    color: white;
}

.gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 30px;
    padding: 20px;
}

.gallery-item {
    position: relative;
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease;
    aspect-ratio: 1;
}

.gallery-item:hover {
    transform: translateY(-5px);
}

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

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

.gallery-item-info {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(transparent, rgba(0, 0, 0, 0.8));
    color: white;
    padding: 20px;
    transform: translateY(100%);
    transition: transform 0.3s ease;
}

.gallery-item:hover .gallery-item-info {
    transform: translateY(0);
}

.gallery-item-info h3 {
    margin: 0 0 5px 0;
    font-size: 1.2rem;
}

.gallery-item-info p {
    margin: 0;
    font-size: 0.9rem;
    opacity: 0.8;
}

.load-more {
    display: block;
    margin: 40px auto;
    padding: 15px 30px;
    background: #003366;
    color: white;
    border: none;
    border-radius: 25px;
    cursor: pointer;
    transition: background 0.3s ease;
    font-size: 1.1rem;
}

.load-more:hover {
    background: #004c99;
}

/* Lightbox styles */
.lightbox {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.9);
    display: none;
    justify-content: center;
    align-items: center;
    z-index: 1000;
}

.lightbox.active {
    display: flex;
}

.lightbox-content {
    position: relative;
    max-width: 90%;
    max-height: 90vh;
}

.lightbox-content img {
    max-width: 100%;
    max-height: 90vh;
    object-fit: contain;
}

.lightbox-close {
    position: absolute;
    top: 20px;
    right: 20px;
    color: white;
    font-size: 2rem;
    cursor: pointer;
    z-index: 1001;
}

.lightbox-nav {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    color: white;
    font-size: 2rem;
    cursor: pointer;
    padding: 20px;
    z-index: 1001;
}

.lightbox-prev {
    left: 20px;
}

.lightbox-next {
    right: 20px;
}

/* Responsive Design */
@media (max-width: 768px) {
    .essosa-header {
        height: 300px;
        padding: 20px;
    }
    
    .essosa-header h1 {
        font-size: 2.5rem;
    }
    
    .essosa-header p {
        font-size: 1.2rem;
    }
}

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