/* explore_styles.css - Styling for the Topic Galaxies visualization */

.explore-header {
    text-align: center;
    margin-top: 40px;
    margin-bottom: 20px;
}

.galaxy-text {
    color: #fff;
}


.explore-subtitle {
    font-family: 'Montserrat', sans-serif;
    color: #bbb;
    font-size: 18px;
    margin-top: -20px;
    margin-bottom: 20px;
}

/* Make the full-body-container take full height */
.full-body-container {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

/* Fixed top-text spacing */
.top-text {
    padding-bottom: 20px;
    flex-shrink: 0;
}

/* Make the entire explore container dark and fill available space */
.explore-container {
    display: flex;
    width: 100%;
    flex: 1;
    position: relative;
    background-color: #0a0a0a;
}

/* Control Panel Styles */
.control-panel {
    width: 210px;
    display: flex;
    flex-direction: column;
    gap: 10px;
    padding: 20px;
    margin-right: 0;
    z-index: 5;
    border-radius: 30px;
    flex-shrink: 0;
    overflow-y: auto;
    scrollbar-width: thin;
    scrollbar-color: #ff3333 #222;
    background-color: transparent; /* Make the main panel background transparent */
}


.control-panel::-webkit-scrollbar {
    width: 6px;
}

.control-panel::-webkit-scrollbar-track {
    background: #222;
    border-radius: 50px;
}

.control-panel::-webkit-scrollbar-thumb {
    background-color: #ff3333;
    border-radius: 50px;
}

.panel-section {
    background-color: rgba(34, 34, 34, 0.7);
    backdrop-filter: blur(3px);
    border-radius: 30px;
    padding: 20px;
    margin-bottom: 0; /* Remove bottom margin since we're using gap */
    border: 3px solid #222;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

.panel-section:last-child {
    border-bottom: 1px solid #222; /* Restore bottom border on last item */
}

.panel-section h3 {
    font-family: 'Kanit', sans-serif;
    color: #fff;
    margin-bottom: 15px;
    font-size: 18px;
    position: relative;
}

.panel-section h3::after {
    content: '';
    position: absolute;
    left: 0;
    bottom: -5px;
    width: 40px;
    height: 2px;
    background-color: #ff3333;
}

/* Domain Filters */
.domain-filters {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.domain-filter {
    background-color: #2a2a2a;
    border: 1px solid #444;
    border-radius: 20px;
    padding: 6px 12px;
    color: #bbb;
    font-family: 'Montserrat', sans-serif;
    font-size: 12px;
    cursor: pointer;
    transition: all 0.2s ease;
}

.domain-filter:hover {
    background-color: #333;
    border-color: #666;
}

.domain-filter.active {
    background-color: rgba(255, 51, 51, 0.2);
    border-color: #ff3333;
    color: #fff;
}

/* Journey List */
.journey-list {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.journey-item {
    background-color: #2a2a2a;
    border-radius: 25px;
    padding: 15px;
    border: 1px solid;
    transition: all 0.2s ease;
    cursor: pointer;
}

.journey-item:hover {
    transform: translateX(5px);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
}

.journey-item.ml {
    border-color: #ff555590;
}

.journey-item.cv {
    border-color: #55aaff8f;
}

.journey-item.nlp {
    border-color: #ffaa5595;
}

.journey-item.rl {
    border-color: #55ff558b;
}

.journey-item.gen {
    border-color: #aa55ff8d;
}

.journey-title {
    color: #fff;
    font-family: 'Kanit', sans-serif;
    font-size: 16px;
    margin-bottom: 5px;
}

.journey-desc {
    color: #bbb;
    font-family: 'Montserrat', sans-serif;
    font-size: 12px;
}

.journey-papers {
    font-size: 11px;
    color: #888;
    margin-top: 10px;
}

/* Control Buttons */
.control-buttons {
    display: flex;
    justify-content: space-between;
    margin-bottom: 15px;
}

.control-btn {
    background-color: #2a2a2a;
    border: none;
    border-radius: 50%;
    width: 40px;
    height: 40px;
    color: #bbb;
    cursor: pointer;
    transition: all 0.2s ease;
    display: flex;
    align-items: center;
    justify-content: center;
}

.control-btn:hover {
    background-color: #333;
    color: #fff;
    transform: scale(1.1);
}

.control-btn i {
    font-size: 14px;
}

/* Visualization Toggle */
.visualization-toggle {
    display: flex;
    align-items: center;
    margin-bottom: 15px;
}

.toggle-label {
    color: #bbb;
    font-family: 'Montserrat', sans-serif;
    font-size: 14px;
    margin-right: 10px;
}

.toggle-options {
    display: flex;
    background-color: #222;
    border-radius: 20px;
    padding: 3px;
}

.toggle-btn {
    background: none;
    width: 50%;
    border: none;
    color: #bbb;
    padding: 5px 10px;
    border-radius: 15px;
    cursor: pointer;
    font-family: 'Montserrat', sans-serif;
    font-size: 9px;
    transition: all 0.2s ease;
}

.toggle-btn.active {
    background-color: #ff3333;
    color: #fff;
}

/* Visualization Slider */
.visualization-slider {
    margin-top: 15px;
}

.visualization-slider label {
    display: block;
    color: #bbb;
    font-family: 'Montserrat', sans-serif;
    font-size: 14px;
    margin-bottom: 10px;
}

.visualization-slider input {
    width: 100%;
    height: 5px;
    background: #333;
    outline: none;
    border-radius: 5px;
    -webkit-appearance: none;
}

.visualization-slider input::-webkit-slider-thumb {
    -webkit-appearance: none;
    width: 15px;
    height: 15px;
    border-radius: 50%;
    background: #ff3333;
    cursor: pointer;
}

/* Visualization Container */
.visualization-container {
    flex: 1;
    background-color: #0a0a0a; /* Darker black background */
    border-radius: 0; /* Remove border radius */
    position: relative;
    overflow: hidden;
    box-shadow: none; /* Remove shadow that might create lighter edges */
    display: flex;
    flex-direction: column;
}

#galaxy-container {
    width: 100%;
    height: 100%;
    position: fixed;
    top: 0;
    left: 0;
    flex: 1;
    background-color: #0a0a0a; /* Use solid color instead of gradient */
    z-index: 1;
}

/* Loading Container */
#loading-container {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(18, 18, 18, 0.9);
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    z-index: 100;
}

.galaxy-loader {
    position: relative;
    width: 80px;
    height: 80px;
    margin-bottom: 20px;
}

.galaxy-spinner {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    border: 4px solid transparent;
    border-top-color: #ff3333;
    border-radius: 50%;
    animation: spin 1.2s linear infinite;
}

.galaxy-spinner::before,
.galaxy-spinner::after {
    content: '';
    position: absolute;
    border: 4px solid transparent;
    border-radius: 50%;
}

.galaxy-spinner::before {
    top: 5px;
    left: 5px;
    right: 5px;
    bottom: 5px;
    border-top-color: #aa55ff;
    animation: spin 1.8s linear infinite reverse;
}

.galaxy-spinner::after {
    top: 15px;
    left: 15px;
    right: 15px;
    bottom: 15px;
    border-top-color: #55aaff;
    animation: spin 1.5s linear infinite;
}

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

.loading-text {
    color: #fff;
    font-family: 'Kanit', sans-serif;
    font-size: 18px;
    text-align: center;
}

/* Paper Detail Panel */
.paper-detail-panel {
    position: absolute;
    top: 20px;
    right: 20px;
    width: 400px;
    background-color: #1a1a1a;
    border-radius: 15px;
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.5);
    transform: translateX(450px);
    transition: transform 0.3s ease;
    z-index: 10;
    max-height: calc(100% - 40px);
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

.paper-detail-panel.active {
    transform: translateX(0);
}

.panel-header {
    padding: 15px;
    background-color: #222;
    border-top-left-radius: 15px;
    border-top-right-radius: 15px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 1px solid #333;
}

.panel-header h2 {
    font-family: 'Kanit', sans-serif;
    color: #fff;
    font-size: 18px;
    margin: 0;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

#close-panel, #close-journey {
    background: none;
    border: none;
    color: #bbb;
    cursor: pointer;
    width: 30px;
    height: 30px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    transition: all 0.2s ease;
}

#close-panel:hover, #close-journey:hover {
    background-color: rgba(255, 51, 51, 0.2);
    color: #ff3333;
}

.panel-content {
    padding: 20px;
    overflow-y: auto;
    flex: 1;
    scrollbar-width: thin;
    scrollbar-color: #ff3333 #222;
}

.panel-content::-webkit-scrollbar {
    width: 6px;
}

.panel-content::-webkit-scrollbar-track {
    background: #222;
    border-radius: 10px;
}

.panel-content::-webkit-scrollbar-thumb {
    background-color: #ff3333;
    border-radius: 10px;
}

.paper-authors {
    color: #bbb;
    font-family: 'Montserrat', sans-serif;
    font-size: 14px;
    margin-bottom: 15px;
}

.paper-abstract {
    color: #ddd;
    font-family: 'Montserrat', sans-serif;
    font-size: 14px;
    line-height: 1.6;
    margin-bottom: 20px;
    border-left: 2px solid #ff3333;
    padding-left: 15px;
}

.paper-stats {
    display: flex;
    justify-content: space-between;
    margin-bottom: 20px;
    width: 70%;
    align-items: center;
}

.stat-item {
    background-color: #222;
    border-radius: 10px;
    padding: 15px 10px;
    text-align: center;
    flex: 1;
    margin: 0 5px;
}

.stat-icon {
    color: #ff3333;
    font-size: 18px;
    margin-bottom: 5px;
}

.stat-value {
    color: #fff;
    font-family: 'Kanit', sans-serif;
    font-size: 18px;
    margin-bottom: 5px;
}

.stat-label {
    color: #bbb;
    font-family: 'Montserrat', sans-serif;
    font-size: 12px;
}

.related-papers {
    margin-top: 25px;
}

.related-papers h3 {
    font-family: 'Kanit', sans-serif;
    color: #fff;
    font-size: 16px;
    margin-bottom: 15px;
    position: relative;
}

.related-papers h3::after {
    content: '';
    position: absolute;
    left: 0;
    bottom: -5px;
    width: 40px;
    height: 2px;
    background-color: #ff3333;
}

#related-papers-list {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.related-paper-item {
    background-color: #222;
    border-radius: 8px;
    padding: 10px;
    cursor: pointer;
    transition: all 0.2s ease;
}

.related-paper-item:hover {
    background-color: #2a2a2a;
    transform: translateX(5px);
}

.related-paper-title {
    color: #fff;
    font-family: 'Montserrat', sans-serif;
    font-size: 14px;
    margin-bottom: 5px;
}

.related-paper-authors {
    color: #bbb;
    font-family: 'Montserrat', sans-serif;
    font-size: 12px;
}

/* Journey Guide Panel */
.journey-guide-panel {
    position: absolute;
    bottom: 20px;
    left: 20px;
    width: 500px;
    background-color: #1a1a1a;
    border-radius: 15px;
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.5);
    transform: translateY(450px);
    transition: transform 0.3s ease;
    z-index: 10;
    max-height: 450px;
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

.journey-guide-panel.active {
    transform: translateY(0);
}

.journey-description {
    color: #ddd;
    font-family: 'Montserrat', sans-serif;
    font-size: 14px;
    line-height: 1.6;
    margin-bottom: 20px;
    padding: 5px 10px;
    background-color: rgba(255, 255, 255, 0.05);
    border-radius: 8px;
}

.journey-progress {
    margin-bottom: 15px;
}

.progress-bar {
    height: 6px;
    background-color: #333;
    border-radius: 3px;
    margin-bottom: 10px;
    overflow: hidden;
}

.progress-fill {
    height: 100%;
    background-color: #ff3333;
    border-radius: 3px;
    width: 20%; /* Will be updated by JS */
    transition: width 0.3s ease;
}

.progress-text {
    color: #bbb;
    font-family: 'Montserrat', sans-serif;
    font-size: 12px;
    text-align: center;
}

.journey-navigation {
    display: flex;
    justify-content: space-between;
    margin-bottom: 20px;
}

.journey-nav-btn {
    background-color: #2a2a2a;
    border: none;
    border-radius: 20px;
    padding: 8px 15px;
    color: #bbb;
    font-family: 'Montserrat', sans-serif;
    font-size: 12px;
    cursor: pointer;
    transition: all 0.2s ease;
}

.journey-nav-btn:hover {
    background-color: #333;
    color: #fff;
}

.journey-nav-btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.journey-paper {
    background-color: #222;
    border-radius: 10px;
    padding: 15px;
}

#journey-paper-title {
    color: #fff;
    font-family: 'Kanit', sans-serif;
    font-size: 16px;
    margin-bottom: 10px;
}

#journey-paper-abstract {
    color: #bbb;
    font-family: 'Montserrat', sans-serif;
    font-size: 13px;
    line-height: 1.6;
    margin-bottom: 15px;
    max-height: 100px;
    overflow-y: auto;
}

/* Enhanced visualization legend */
.visualization-legend {
    position: absolute;
    bottom: 20px;
    right: 20px;
    background-color: rgba(26, 26, 26, 0.9);
    border-radius: 10px;
    padding: 15px;
    display: flex;
    flex-direction: column;
    gap: 10px;
    backdrop-filter: blur(5px);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.4);
    z-index: 10;
    max-width: 250px;
}

.legend-title {
    color: #fff;
    font-family: 'Kanit', sans-serif;
    font-size: 16px;
    margin-bottom: 10px;
    text-align: center;
}

.legend-item {
    display: flex;
    align-items: center;
}

.legend-color {
    width: 15px;
    height: 15px;
    border-radius: 50%;
    margin-right: 10px;
}

.legend-icon {
    width: 20px;
    height: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-right: 10px;
}

.hub-legend {
    color: #fff;
    filter: drop-shadow(0 0 3px rgba(255, 255, 255, 0.7));
}

.authority-legend {
    color: #ffff00;
    filter: drop-shadow(0 0 3px rgba(255, 255, 0, 0.7));
}

.legend-label {
    color: #ddd;
    font-family: 'Montserrat', sans-serif;
    font-size: 12px;
}

.legend-separator {
    height: 1px;
    background-color: #444;
    margin: 5px 0;
}

/* Clear search button */
.clear-search-btn {
    background-color: #333;
    border: none;
    border-radius: 20px;
    color: #bbb;
    padding: 5px 10px;
    font-family: 'Montserrat', sans-serif;
    font-size: 12px;
    cursor: pointer;
    transition: all 0.2s ease;
    margin-top: 10px;
    margin-bottom: 15px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 5px;
}

.clear-search-btn:hover {
    background-color: #444;
    color: #fff;
}

.clear-search-btn i {
    font-size: 10px;
}

/* Search result count */
.search-result-count {
    color: #bbb;
    font-family: 'Montserrat', sans-serif;
    font-size: 12px;
    margin-bottom: 10px;
    padding: 5px;
    text-align: center;
    border-bottom: 1px solid #333;
}

/* No results message */
.search-no-results {
    color: #bbb;
    font-family: 'Montserrat', sans-serif;
    font-size: 14px;
    padding: 20px 10px;
    text-align: center;
}

/* Intro Overlay */
.intro-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(18, 18, 18, 0.95);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 200;
}

.intro-content {
    background-color: #222;
    border-radius: 20px;
    padding: 40px;
    max-width: 600px;
    text-align: center;
    animation: fadeInUp 0.5s ease-out;
    box-shadow: 0 10px 50px rgba(0, 0, 0, 0.5);
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.intro-content h2 {
    font-family: 'Kanit', sans-serif;
    font-size: 32px;
    color: #fff;
    margin-bottom: 15px;
}

.intro-content p {
    font-family: 'Montserrat', sans-serif;
    font-size: 16px;
    color: #bbb;
    margin-bottom: 30px;
    line-height: 1.6;
}

.intro-features {
    display: flex;
    justify-content: space-around;
    margin-bottom: 30px;
}

.feature-item {
    flex: 1;
    padding: 0 15px;
}

.feature-icon {
    font-size: 30px;
    color: #ff3333;
    margin-bottom: 15px;
}

.feature-text {
    font-family: 'Montserrat', sans-serif;
    font-size: 14px;
    color: #ddd;
}

.start-btn {
    background-color: #ff3333;
    border: none;
    border-radius: 30px;
    color: #fff;
    font-family: 'Kanit', sans-serif;
    font-size: 16px;
    padding: 12px 30px;
    cursor: pointer;
    transition: all 0.2s ease;
    box-shadow: 0 5px 20px rgba(255, 51, 51, 0.3);
}

.start-btn:hover {
    background-color: #cc0000;
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(255, 51, 51, 0.4);
}

/* Tour Guide */
.tour-highlight {
    position: absolute;
    background-color: rgba(255, 51, 51, 0.2);
    border: 2px solid #ff3333;
    border-radius: 8px;
    z-index: 150;
    pointer-events: none;
    transition: all 0.3s ease;
    display: none;
}

.tour-tooltip {
    position: absolute;
    background-color: #222;
    border-radius: 10px;
    padding: 15px;
    width: 250px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.5);
    z-index: 155;
    display: none;
}

.tooltip-content {
    color: #ddd;
    font-family: 'Montserrat', sans-serif;
    font-size: 14px;
    line-height: 1.6;
    margin-bottom: 15px;
}

.tooltip-navigation {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.tour-progress {
    color: #bbb;
    font-family: 'Montserrat', sans-serif;
    font-size: 12px;
}

.tour-close-btn {
    position: absolute;
    top: 10px;
    right: 10px;
    background: none;
    border: none;
    color: #bbb;
    cursor: pointer;
    width: 20px;
    height: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    transition: all 0.2s ease;
}

.tour-close-btn:hover {
    color: #ff3333;
}

/* Paper Nodes */
.paper-node {
    cursor: pointer;
    transition: all 0.3s ease;
}

.paper-node:hover {
    filter: brightness(1.3);
}

.paper-node circle {
    transition: all 0.3s ease;
}

.paper-node text {
    font-family: 'Montserrat', sans-serif;
    fill: #fff;
    text-anchor: middle;
    pointer-events: none;
    transition: all 0.3s ease;
}

.paper-node.highlighted circle {
    stroke: #fff;
    stroke-width: 2px;
}

.node-tooltip {
    position: absolute;
    background-color: rgba(26, 26, 26, 0.9);
    border-radius: 8px;
    padding: 10px;
    font-family: 'Montserrat', sans-serif;
    color: #fff;
    font-size: 12px;
    pointer-events: none;
    transform: translate(-50%, -100%);
    margin-top: -10px;
    z-index: 100;
    max-width: 200px;
    backdrop-filter: blur(5px);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
    opacity: 0;
    transition: opacity 0.2s ease;
}

.active.nav-link {
    color: #ff3333;
}

.active.nav-link::after {
    width: 100%;
}

.journey-item.active-journey {
    background-color: #333;
    transform: translateX(8px);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.4);
}

/* Paper Popup Styles */
.paper-popup-container {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.8);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 1000;
}

.paper-popup-content {
    width: 90%;
    height: 90%;
    max-width: 1200px;
    background-color: #0a0a0a;
    border-radius: 10px;
    display: flex;
    flex-direction: column;
    box-shadow: 0 5px 30px rgba(0, 0, 0, 0.7);
}

.paper-popup-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 20px;
    border-bottom: 1px solid #333;
}

.paper-popup-title {
    color: #fff;
    font-family: 'Kanit', sans-serif;
    margin: 0;
    font-size: 18px;
    max-width: 80%;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.paper-popup-close {
    background: none;
    border: none;
    color: #bbb;
    font-size: 28px;
    cursor: pointer;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    transition: all 0.2s ease;
}

.paper-popup-close:hover {
    background-color: rgba(255, 51, 51, 0.2);
    color: #ff3333;
}

.paper-popup-body {
    flex: 1;
    padding: 0;
    overflow: hidden;
}

.paper-popup-iframe {
    width: 100%;
    height: 100%;
    border: none;
    background-color: #fff;
}

.paper-popup-footer {
    display: flex;
    justify-content: flex-end;
    padding: 15px 20px;
    border-top: 1px solid #333;
}

.paper-popup-external-link {
    color: #ff3333;
    font-family: 'Montserrat', sans-serif;
    text-decoration: none;
    font-size: 14px;
    transition: all 0.2s ease;
}

.paper-popup-external-link:hover {
    text-decoration: underline;
    color: #ff6666;
}

/* Galaxy container proper structure */
.galaxy-container {
    width: 100%;
    height: 100%;
    position: relative;
    overflow: hidden;
    background-color: #0a0a0a;
}

/* Hub and Authority node styles */
.hub-node circle {
    filter: drop-shadow(0 0 5px rgba(255, 255, 255, 0.7));
}

.authority-node .authority-glow {
    animation: pulse 3s infinite;
}

.authority-node .authority-pulse {
    animation: pulse-ring 3s infinite;
}

@keyframes pulse {
    0% { opacity: 0.2; }
    50% { opacity: 0.5; }
    100% { opacity: 0.2; }
}

@keyframes pulse-ring {
    0% { opacity: 0.3; transform: scale(1); }
    50% { opacity: 0.5; transform: scale(1.1); }
    100% { opacity: 0.3; transform: scale(1); }
}

.citation-link {
    stroke-dasharray: 5,3;
    animation: flow 30s linear infinite;
}

@keyframes flow {
    from {
        stroke-dashoffset: 100;
    }
    to {
        stroke-dashoffset: 0;
    }
}

/* Tooltip status styles */
.tooltip-status {
    margin-top: 5px;
    font-size: 11px;
    font-weight: bold;
    padding: 3px 6px;
    border-radius: 3px;
}

.hub-status {
    background-color: rgba(255, 255, 255, 0.2);
    color: #fff;
}

.authority-status {
    background-color: rgba(255, 255, 0, 0.2);
    color: #ffff00;
}

/* Citations information in tooltip */
.tooltip-citations {
    font-size: 11px;
    color: #bbb;
}

/* Search functionality styles */
.search-container {
    display: flex;
    margin-bottom: 15px;
}

.search-input {
    flex: 1;
    background-color: #222;
    border: 1px solid #444;
    border-radius: 20px 0 0 20px;
    padding: 8px 15px;
    color: #fff;
    font-family: 'Montserrat', sans-serif;
    width: 50%;
    font-size: 10px;
    outline: none;
    transition: all 0.2s ease;
}

.search-input:focus {
    border-color: #ff3333;
    background-color: #2a2a2a;
}

.search-button {
    background-color: #ff3333;
    border: none;
    border-radius: 0 20px 20px 0;
    color: #fff;
    padding: 8px 15px;
    cursor: pointer;
    transition: all 0.2s ease;
}

.search-button:hover {
    background-color: #ff5555;
}

.search-results-container {
    max-height: 200px;
    overflow-y: auto;
    margin-bottom: 15px;
    scrollbar-width: thin;
    scrollbar-color: #ff3333 #222;
}

.search-results-container::-webkit-scrollbar {
    width: 6px;
}

.search-results-container::-webkit-scrollbar-track {
    background: #222;
    border-radius: 10px;
}

.search-results-container::-webkit-scrollbar-thumb {
    background-color: #ff3333;
    border-radius: 10px;
}

.search-result-item {
    background-color: #222;
    border-radius: 8px;
    padding: 10px;
    margin-bottom: 8px;
    cursor: pointer;
    transition: all 0.2s ease;
}

.search-result-item:hover {
    background-color: #2a2a2a;
    transform: translateX(5px);
}

.search-result-title {
    color: #fff;
    font-family: 'Montserrat', sans-serif;
    font-size: 14px;
    margin-bottom: 5px;
}

.search-result-info {
    color: #bbb;
    font-family: 'Montserrat', sans-serif;
    font-size: 12px;
}

.paper-node.search-highlight circle {
    stroke: #ff3333;
    stroke-width: 3px;
    filter: drop-shadow(0 0 8px rgba(255, 51, 51, 0.8));
}

.paper-node.search-highlight .node-glow {
    opacity: 0.5;
    r: 1.8em;
}

/* Animate search highlight */
@keyframes pulse-highlight {
    0% { opacity: 0.5; transform: scale(1); }
    50% { opacity: 0.7; transform: scale(1.2); }
    100% { opacity: 0.5; transform: scale(1); }
}

.paper-node.search-highlight .node-glow {
    animation: pulse-highlight 2s infinite;
}