/* General Body Styles */
body {
    font-family: 'Poppins', sans-serif;
    background-color: #121212;
    color: #e0e0e0;
    margin: 0;
    line-height: 1.6;
}

/* Header Styles */
.category-header {
    padding: 4rem 2rem;
    text-align: center;
    background: linear-gradient(rgba(0, 0, 0, 0.6), rgba(0, 0, 0, 0.6)), url('https://source.unsplash.com/1600x900/?nature,landscape') no-repeat center center/cover;
    color: #fff;
}

.category-header h1 {
    font-size: 3rem;
    margin-bottom: 0.5rem;
}

.category-header p {
    font-size: 1.2rem;
    max-width: 600px;
    margin: 0 auto;
}

/* Gallery Container */
.gallery-container {
    padding: 2rem 1rem;
    max-width: 1600px;
    margin: 0 auto;
}

.image-gallery {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 1.5rem;
}

.image-card {
    position: relative;
    overflow: hidden;
    border-radius: 8px;
    box-shadow: 0 4px 8px rgba(0,0,0,0.3);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.image-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 16px rgba(0,0,0,0.5);
}

.image-card img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.image-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0,0,0,0.5);
    color: #fff;
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    padding: 1rem;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.image-card:hover .image-overlay {
    opacity: 1;
}

.download-btn {
    align-self: flex-end;
    background-color: #007bff;
    color: #fff;
    border: none;
    padding: 0.5rem 1rem;
    border-radius: 5px;
    cursor: pointer;
    text-decoration: none;
    font-weight: 500;
}

.download-btn:hover {
    background-color: #0056b3;
}

/* Responsive Design */
@media (max-width: 768px) {
    .category-header h1 {
        font-size: 2.5rem;
    }
    .image-gallery {
        grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    }
}

@media (max-width: 480px) {
    .category-header h1 {
        font-size: 2rem;
    }
    .image-gallery {
        grid-template-columns: 1fr;
    }
}