.knowledgegraph {
    position: relative;
    background-color: black;
    margin: 0;
    padding: 0;
    width: 100vw;
    height: calc(100vh - 120px);
    overflow: hidden;
}

#graph {
    width: 100%;
    height: 100%;
    background: black;
}

.control-panel {
    position: absolute;
    top: 20px;
    left: 20px;
    z-index: 10000;
    background: rgba(0, 0, 0, 0.7);
    padding: 10px;
    border-radius: 5px;
    display: flex;
    flex-direction: column;
    gap: 10px;
    max-width: 180px;
}

.control-button {
    width: 100%;
    padding: 8px 12px;
    background: #333;
    color: white;
    border: 1px solid #555;
    border-radius: 4px;
    font-size: 14px;
    cursor: pointer;
}

.control-select {
    width: 100%;
    padding: 8px;
    background: #333;
    color: white;
    border: 1px solid #555;
    border-radius: 4px;
    font-size: 14px;
}

#ref_image_url {
    display: none;
}

.slider-container {
    display: flex;
    flex-direction: column;
}

.slider-label {
    color: white;
    font-size: 14px;
    margin-bottom: 5px;
}

.slider-value-container {
    display: flex;
    width: 150px;
    align-items: center;
    gap: 10px;
}

.range-slider {
    flex-grow: 1;
    background: #333;
    accent-color: #555;
    height: 8px;
    border-radius: 4px;
}

.slider-value {
    color: white;
    min-width: 40px;
}

.context-menu {
    list-style-type: none;
    margin: 0;
    padding: 6px 0;
    background-color: #ffffff;
    border: 1px solid #dee2e6;
    border-radius: 6px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.12);
    width: 220px;
    display: none;
    position: absolute;
    z-index: 9999;
    font-family: 'Microsoft YaHei', 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    overflow: hidden;
}

.context-menu li {
    padding: 10px 20px;
    cursor: pointer;
    font-size: 14px;
    color: #495057;
    white-space: nowrap;
    transition: background-color 0.15s ease-in-out, color 0.15s ease-in-out;
    border-bottom: 1px solid #f1f3f5;
}

.context-menu li:last-child {
    border-bottom: none;
}

.context-menu li:hover {
    background-color: #f8f9fa;
    color: #212529;
}

#loadingIndicator {
    display: none;
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    z-index: 1000;
}

.loading-inner {
    background: rgba(0,0,0,0.7);
    color: white;
    padding: 20px;
    border-radius: 5px;
}

.spinner {
    border: 5px solid #f3f3f3;
    border-top: 5px solid #3498db;
    border-radius: 50%;
    width: 50px;
    height: 50px;
    animation: spin 1s linear infinite;
    margin: 0 auto 10px;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* Artwork popup styles */
.artwork-image-fullwidth {
    width: 100%;
    margin-bottom: 20px;
    position: relative;
}

.artwork-image-fullwidth img {
    width: 100%;
    max-height: 400px;
    object-fit: contain;
    border-radius: 4px;
    display: block;
}

.artwork-details {
    padding: 0 15px;
    position: relative;
}

.artwork-details h3 {
    margin: 0 0 10px 0;
    font-size: 22px;
    color: #fff;
}

.artist {
    color: #fff;
    margin-bottom: 20px;
    font-size: 16px;
}

.meta-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
    gap: 15px;
    margin-bottom: 20px;
}

.meta-item {
    background-color: #222;
    padding: 12px;
    border-radius: 4px;
}

.meta-label {
    display: block;
    font-size: 12px;
    color: #aaa;
    margin-bottom: 5px;
}

.meta-value {
    font-size: 14px;
    color: #fff;
}

.image-count {
    position: absolute;
    bottom: 15px;
    right: 15px;
    background: rgba(0,0,0,0.7);
    color: white;
    padding: 3px 10px;
    border-radius: 12px;
    font-size: 12px;
}

.layui-layer {
    background: black !important;
}

.layui-layer-title {
    display: none !important;
}

.layui-layer-setwin {
    filter: invert(1) !important;
}

.detail-buttons-right {
    position: absolute;
    right: 20px;
    top: 20px;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.detail-button {
    background-color: #1E88E5;
    color: white;
    border: none;
    padding: 10px 20px;
    font-size: 14px;
    border-radius: 4px;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 2px 5px rgba(0,0,0,0.2);
    width: 100px;
    text-align: center;
}

.detail-button:hover {
    background-color: #1565C0;
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(0,0,0,0.2);
}

.detail-button:active {
    transform: translateY(0);
    box-shadow: 0 2px 3px rgba(0,0,0,0.2);
}