/* Main style variables */
:root {
    --primary-color: #3b7ea1;
    --secondary-color: #2c3e50;
    --accent-color: #f39c12;
    --light-bg: #f5f5f5;
    --dark-bg: #333;
    --card-bg: #fff;
    --text-color: #333;
    --text-light: #777;
    --border-radius: 8px;
    --box-shadow: 0 4px 15px rgba(0,0,0,0.1);
    --transition: all 0.3s ease;
}

/* Base styles */
body {
    font-family: 'ubuntu','Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    margin: 0;
    padding: 0;
    background-color: var(--light-bg);
    color: var(--text-color);
}

.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 20px;
}

header {
    text-align: center;
    margin-bottom: 40px;
    position: relative;
}

h1 {
    color: var(--secondary-color);
    margin: 0;
    font-size: 2.5rem;
    font-weight: 700;
    letter-spacing: 1px;
}

.subtitle {
    color: var(--text-light);
    font-size: 1.1rem;
    margin-top: 5px;
    margin-bottom: 25px;
}

/* Collection selector */
.collection-selector {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 10px;
    margin-bottom: 30px;
}

.collection-btn {
    padding: 10px 15px;
    background-color: var(--card-bg);
    color: var(--primary-color);
    border: 1px solid var(--primary-color);
    border-radius: var(--border-radius);
    cursor: pointer;
    font-size: 0.9rem;
    transition: var(--transition);
    text-decoration: none;
}

.collection-btn:hover {
    background-color: var(--primary-color);
    color: white;
}

.collection-btn.active {
    background-color: var(--primary-color);
    color: white;
}

/* Search styles */
.search-container {
    max-width: 600px;
    margin: 0 auto 15px;
    position: relative;
}

.search-form {
    display: flex;
    box-shadow: 0 2px 10px rgba(0,0,0,0.08);
    border-radius: var(--border-radius);
    overflow: hidden;
    margin-bottom: 15px;
}

.search-input {
    flex: 1;
    padding: 12px 20px;
    border: none;
    font-size: 1rem;
    outline: none;
    border-radius: var(--border-radius) 0 0 var(--border-radius);
}

.search-btn {
    background: var(--primary-color);
    color: white;
    border: none;
    padding: 0 25px;
    cursor: pointer;
    transition: var(--transition);
    display: flex;
    align-items: center;
    justify-content: center;
}

.search-btn:hover {
    background: var(--secondary-color);
}

.toggle-search {
    background: none;
    border: none;
    color: var(--primary-color);
    font-size: 1rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 5px;
    margin: 0 auto;
}

.toggle-search:hover {
    color: var(--secondary-color);
}

/* Advanced Search Form */
#advanced-search {
    background: white;
    padding: 25px;
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    margin: 0 auto 30px;
    max-width: 800px;
    display: none; /* Hidden by default */
}

.form-row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 15px;
    align-items: end;
    margin-bottom: 15px;
}

.form-group {
    display: flex;
    flex-direction: column;
}

.form-label {
    font-weight: 600;
    margin-bottom: 8px;
    color: var(--secondary-color);
}

.form-control {
    padding: 12px 15px;
    border: 1px solid #ddd;
    border-radius: var(--border-radius);
    font-size: 1rem;
    transition: var(--transition);
}

.form-control:focus {
    border-color: var(--primary-color);
    outline: none;
    box-shadow: 0 0 0 2px rgba(59, 126, 161, 0.1);
}

.form-select {
    padding: 12px 15px;
    border: 1px solid #ddd;
    border-radius: var(--border-radius);
    font-size: 1rem;
    appearance: none;
    background: #fff url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%233b7ea1' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E") no-repeat right 15px center;
    background-size: 16px;
    transition: var(--transition);
}

.form-select:focus {
    border-color: var(--primary-color);
    outline: none;
    box-shadow: 0 0 0 2px rgba(59, 126, 161, 0.1);
}

.search-buttons {
    display: flex;
    justify-content: space-between;
    margin-top: 20px;
}

.search-btn {
    background: var(--primary-color);
    color: white;
    border: none;
    padding: 12px 25px;
    border-radius: var(--border-radius);
    cursor: pointer;
    font-size: 1rem;
    font-weight: 600;
    transition: var(--transition);
}

.search-btn:hover {
    background: var(--secondary-color);
}

.reset-btn {
    background: #e7e7e7;
    color: var(--text-color);
    border: none;
    padding: 12px 25px;
    border-radius: var(--border-radius);
    cursor: pointer;
    font-size: 1rem;
    font-weight: 600;
    transition: var(--transition);
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 5px;
}

.reset-btn:hover {
    background: #d7d7d7;
}

/* Stats and feedback */
.stats {
    margin: 20px 0;
    text-align: center;
    color: var(--text-light);
    font-size: 0.9rem;
}

.search-feedback {
    background: white;
    border-radius: var(--border-radius);
    padding: 15px;
    margin-bottom: 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 8px;
}

.filter-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.filter-tag {
    background: #e7f3fa;
    color: var(--primary-color);
    padding: 5px 10px;
    border-radius: 20px;
    font-size: 0.9rem;
    display: flex;
    align-items: center;
    gap: 5px;
}

.tag-remove {
    background: none;
    border: none;
    color: var(--primary-color);
    cursor: pointer;
    padding: 0;
    display: flex;
    align-items: center;
}

.clear-all {
    color: var(--primary-color);
    text-decoration: none;
    font-size: 0.9rem;
    display: flex;
    align-items: center;
    gap: 5px;
}

.clear-all:hover {
    text-decoration: underline;
}

/* Gallery grid */
.gallery {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 25px;
}

.item {
    background: var(--card-bg);
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    overflow: hidden;
    transition: var(--transition);
    position: relative;
}

.item:hover {
    transform: translateY(-5px);
    box-shadow: 0 6px 20px rgba(0,0,0,0.15);
}

.collection-badge {
    position: absolute;
    top: 10px;
    left: 10px;
    background-color: rgba(0,0,0,0.6);
    color: white;
    padding: 3px 8px;
    border-radius: 12px;
    font-size: 0.8rem;
    z-index: 5;
}

.image-container {
    height: 250px;
    overflow: hidden;
    background: #f9f9f9;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
}

.view-btn {
    position: absolute;
    top: 10px;
    right: 10px;
    background-color: rgba(0,0,0,0.5);
    color: white;
    border: none;
    border-radius: 50%;
    width: 35px;
    height: 35px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    opacity: 0;
    transition: var(--transition);
    z-index: 5;
}

.item:hover .view-btn {
    opacity: 1;
}

.view-btn:hover {
    background-color: var(--primary-color);
}

.image-container img {
    max-width: 100%;
    max-height: 250px;
    object-fit: contain;
    transition: var(--transition);
}

.info {
    padding: 20px;
}

.item-id {
    font-weight: 600;
    font-size: 1.1rem;
    margin-bottom: 8px;
    color: var(--secondary-color);
}

.metadata {
    font-size: 0.9rem;
    color: var(--text-light);
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 8px;
}

.metadata-item {
    margin-bottom: 3px;
}

.metadata-label {
    font-weight: 600;
    color: var(--primary-color);
}

/* Pagination */
.pagination {
    margin-top: 40px;
    display: flex;
    justify-content: center;
    align-items: center;
    flex-wrap: wrap;
    gap: 8px;
}

.pagination a, .pagination span {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 10px 15px;
    background: white;
    color: var(--primary-color);
    text-decoration: none;
    border-radius: var(--border-radius);
    box-shadow: 0 2px 5px rgba(0,0,0,0.1);
    transition: var(--transition);
    min-width: 40px;
}

.pagination a:hover {
    background: var(--primary-color);
    color: white;
}

.pagination .current {
    background: var(--primary-color);
    color: white;
}

.pagination .disabled {
    background: #eee;
    color: #aaa;
    cursor: not-allowed;
}

/* No results */
.no-results {
    text-align: center;
    padding: 50px 20px;
    color: var(--text-light);
    background: white;
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
}

.no-results h2 {
    color: var(--secondary-color);
    margin-bottom: 10px;
}

.no-results p {
    margin-bottom: 20px;
}

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

.lightbox-content {
    position: relative;
    width: 90%;
    height: 85%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.lightbox-image {
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
}

.lightbox-caption {
    color: white;
    padding: 15px;
    text-align: center;
    max-width: 80%;
}

.lightbox-collection {
    display: inline-block;
    background-color: rgba(255,255,255,0.2);
    color: white;
    padding: 2px 8px;
    border-radius: 12px;
    font-size: 0.8rem;
    margin-bottom: 5px;
}

.lightbox-id {
    font-size: 1.2rem;
    font-weight: 600;
    margin-bottom: 5px;
}



.lightbox-details {
    font-size: 0.9rem;
    color: #ccc;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 10px;
    max-height: 300px;
    overflow-y: auto;
}

.lightbox-metadata-item {
    background-color: rgba(255,255,255,0.1);
    padding: 8px;
    border-radius: 4px;
}

.lightbox-metadata-item strong {
    color: white;
    margin-right: 5px;
}

.lightbox-close, .lightbox-prev, .lightbox-next {
    position: absolute;
    background: transparent;
    color: white;
    border: none;
    cursor: pointer;
    font-size: 1.5rem;
    text-shadow: 0 0 5px rgba(0,0,0,0.5);
    opacity: 0.7;
    transition: var(--transition);
    z-index: 1010;
}

.lightbox-close:hover, .lightbox-prev:hover, .lightbox-next:hover {
    opacity: 1;
}

.lightbox-close {
    top: 20px;
    right: 20px;
    font-size: 2rem;
}

.lightbox-prev {
    left: 20px;
    top: 50%;
    transform: translateY(-50%);
}

.lightbox-next {
    right: 20px;
    top: 50%;
    transform: translateY(-50%);
}

/* ASCSA Header */
.header-brand {
    background-color: white;
    padding: 15px 0;
    box-shadow: 0 2px 5px rgba(0,0,0,0.1);
}

.brand-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    align-items: center;
}

.brand-logo {
    height: 50px;
}

/* Citation */
.citation {
    margin-top: 40px;
    margin-bottom: 20px;
    text-align: center;
    font-size: 0.9rem;
    color: var(--text-light);
}

.citation a {
    color: var(--primary-color);
    text-decoration: none;
}

.citation a:hover {
    text-decoration: underline;
}

/* Footer */
.footer {
    background-color: var(--secondary-color);
    color: white;
    text-align: center;
    padding: 20px;
    margin-top: 50px;
}

/* Responsive */
@media (max-width: 768px) {
    .gallery {
        grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
        gap: 15px;
    }
    
    .image-container {
        height: 200px;
    }
    
    .view-btn {
        opacity: 1; /* Always visible on mobile */
    }
    
    .metadata {
        grid-template-columns: 1fr;
    }
    
    .pagination a, .pagination span {
        padding: 8px 12px;
        min-width: 35px;
    }
    
    .search-container {
        padding: 15px;
    }
    
    .form-row {
        grid-template-columns: 1fr;
    }
    
    .search-buttons {
        flex-direction: column;
        gap: 10px;
    }
    
    .search-btn, .reset-btn {
        width: 100%;
    }
    
    .collection-selector {
        flex-direction: column;
        align-items: stretch;
    }
	.zoom-lens {
    position: absolute;
    border: 1px solid #ccc;
    background-color: rgba(255, 255, 255, 0.2);
    cursor: move;
    display: none;
}

	.zoom-result {
    position: absolute;
    border: 1px solid #ccc;
    background-repeat: no-repeat;
    display: none;
    z-index: 2;
    overflow: hidden;
}
}