style.css

:root {
    --bg-body: #0d1117;
    --bg-surface: #161b22;
    --bg-surface-hover: #21262d;
    --border-color: #30363d;
    --primary: #2563eb;
    --primary-hover: #1d4ed8;
    --text-main: #c9d1d9;
    --text-muted: #8b949e;
    --text-header: #f0f6fc;
    --accent-green: #238636;
    --accent-red: #da3633;
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
}

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

/* Custom Scrollbar - Global */
::-webkit-scrollbar {
    width: 10px;
    height: 10px;
}

::-webkit-scrollbar-track {
    background: var(--bg-body);
}

::-webkit-scrollbar-thumb {
    background: var(--border-color);
    border-radius: 10px;
    border: 2px solid var(--bg-body);
}

::-webkit-scrollbar-thumb:hover {
    background: var(--text-muted);
}

/* Firefox support */
* {
    scrollbar-width: thin;
    scrollbar-color: var(--border-color) var(--bg-body);
}

body {
 font-family: var(--font-family);
 background-color: var(--bg-body);
 color: var(--text-main);
 line-height: 1.5;
 min-height: 100vh;
 display: flex;
 flex-direction: column;
 width: 100%;
 overflow-x: hidden;
}

svg text {
    font-family: var(--font-family);
}

.app-container {
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

/* Header */
.site-header {
    background-color: var(--bg-surface);
    border-bottom: 1px solid var(--border-color);
    padding: 1rem 1.5rem;
    position: sticky;
    top: 0;
    z-index: 100;
}

.header-content {
    max-width: 1400px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
}

    @media (max-width: 768px) {
        .site-header {
            padding: 1rem;
        }

        .header-content {
            flex-direction: column;
            align-items: center;
            text-align: center;
            gap: 1.25rem;
        }

        .header-left {
            flex-direction: column;
            gap: 0.75rem;
            width: 100%;
            align-items: center;
        }

        .social-links {
            justify-content: center;
            width: 100%;
        }

        .controls {
            flex-direction: column;
            width: 100%;
            gap: 1rem;
        }

        .split-selector {
            width: 100%;
            justify-content: center;
        }

        .main-nav {
            width: 100%;
            justify-content: center;
            overflow-x: auto;
            white-space: nowrap;
            padding: 0.5rem;
        }

        /* Allow main body scrolling on mobile */
        body, .app-container {
            height: auto;
            min-height: 100vh;
            overflow-y: visible;
        }

        .main-content {
            overflow: visible;
        }

        .tab-pane {
            height: auto;
            overflow: visible;
        }
    }


.logo h1 {
    font-size: 1.5rem;
    color: var(--text-header);
    font-weight: 700;
}

.header-left {
    display: flex;
    align-items: center;
    gap: 1.5rem;
}

.social-links {
    display: flex;
    gap: 1.25rem;
    align-items: center;
}

.social-icon {
    color: var(--text-muted);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    display: flex;
    align-items: center;
    justify-content: center;
    text-decoration: none;
}

.social-icon svg {
    display: block;
}

.social-icon:hover {
    color: var(--text-header);
    transform: translateY(-2px);
}

.social-icon.github:hover {
    color: #fff;
    filter: drop-shadow(0 0 12px rgba(255, 255, 255, 0.4));
}

.social-icon.linkedin:hover {
    color: #0077b5;
    filter: drop-shadow(0 0 12px rgba(0, 119, 181, 0.6));
}

.social-icon.huggingface img {
    width: 28px;
    height: 28px;
    filter: grayscale(100%) opacity(0.7);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.social-icon.huggingface:hover img {
    filter: grayscale(0%) opacity(1) drop-shadow(0 0 12px rgba(255, 189, 46, 0.6));
}

/* Subtle pulse animation to indicate interactivity */
@keyframes pulse-glow {
    0% { filter: drop-shadow(0 0 2px rgba(255, 255, 255, 0.1)); }
    50% { filter: drop-shadow(0 0 5px rgba(255, 255, 255, 0.2)); }
    100% { filter: drop-shadow(0 0 2px rgba(255, 255, 255, 0.1)); }
}

.social-icon {
    animation: pulse-glow 3s infinite ease-in-out;
}

.social-icon:hover {
    animation: none; /* Stop pulsing on hover so the stronger hover glow takes over */
}

.controls {
    display: flex;
    align-items: center;
    gap: 1.5rem;
}

.split-selector {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

select {
    background-color: var(--bg-body);
    color: var(--text-main);
    border: 1px solid var(--border-color);
    padding: 0.4rem 0.8rem;
    border-radius: 6px;
    font-family: inherit;
    cursor: pointer;
}

.main-nav {
    display: flex;
    gap: 0.5rem;
    background-color: var(--bg-body);
    padding: 0.25rem;
    border-radius: 8px;
    border: 1px solid var(--border-color);
}

.nav-btn {
    background: none;
    border: none;
    color: var(--text-muted);
    padding: 0.5rem 1rem;
    border-radius: 6px;
    cursor: pointer;
    font-weight: 500;
    transition: all 0.2s;
}

.nav-btn:hover {
    color: var(--text-main);
}

.nav-btn.active {
    background-color: var(--bg-surface-hover);
    color: var(--text-header);
    box-shadow: 0 1px 2px rgba(0,0,0,0.2);
}

/* Main Content */
.main-content {
    flex: 1;
    position: relative;
}

.tab-pane {
    display: none;
    height: 100%;
    scrollbar-gutter: stable;
}

#analytics.tab-pane {
}

.tab-pane.active {
    display: block;
}

#paper.tab-pane {
    overflow: auto;
}

/* Leaderboard */
.leaderboard-container {
    max-width: 1200px;
    margin: 2rem auto;
    padding: 0 1rem;
}

.table-wrapper {
    background-color: var(--bg-surface);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    overflow-x: auto;
    margin-bottom: 2rem;
}

table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.95rem;
}

th, td {
    padding: 0.75rem 1rem;
    text-align: left;
    border-bottom: 1px solid var(--border-color);
}

th {
    background-color: var(--bg-surface-hover);
    color: var(--text-header);
    font-weight: 600;
    position: sticky;
    top: 0;
    z-index: 10;
    cursor: pointer;
    user-select: none;
}

th:hover {
    background-color: var(--border-color);
}

tbody tr:hover {
    background-color: rgba(255,255,255,0.02);
}

.rank-spread-arrow {
    font-family: monospace;
    color: var(--text-muted);
}

/* Rank Chart */
.chart-container {
    background-color: var(--bg-surface);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 1.5rem;
    overflow: visible;
    position: relative;
    z-index: 20; /* Ensure tooltips are above the table wrapper */
}

.chart-container h3 {
 margin-bottom: 1rem;
 color: var(--text-header);
 word-wrap: break-word;
 overflow-wrap: break-word;
}

@media (max-width: 768px) {
    .chart-container h3 {
        font-size: 1.1rem;
        line-height: 1.4;
    }
}

#rank-chart {
    width: 100%;
    /* Removed fixed height and overflow to prevent scrollbars */
}

svg {
    display: block; /* Prevent inline descender space */
}

@media (max-width: 768px) {
    .leaderboard-container {
        margin: 1rem auto;
        padding: 0 0.5rem;
    }

    .table-wrapper {
        margin-bottom: 1.5rem;
        width: 100%;
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
    }

    #leaderboard-table {
        min-width: 600px; /* Force scroll on small screens */
        border-collapse: separate;
        border-spacing: 0;
    }

    #leaderboard-table th:nth-child(2),
    #leaderboard-table td:nth-child(2) {
        position: sticky;
        left: 0;
        z-index: 2;
        background-color: var(--bg-surface);
        border-right: 1px solid var(--border-color);
        box-shadow: 2px 0 5px rgba(0,0,0,0.1);
    }

    #leaderboard-table th:nth-child(2) {
        z-index: 11; /* Above other headers */
        background-color: var(--bg-surface-hover);
    }

    /* Recap table in visualizer */
    .recap-table-container {
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
    }

    .recap-table {
        min-width: 500px;
        border-collapse: separate;
        border-spacing: 0;
    }

    .recap-table th:first-child,
    .recap-table td:first-child {
        position: sticky;
        left: 0;
        z-index: 2;
        background-color: var(--bg-surface);
        border-right: 1px solid var(--border-color);
        box-shadow: 2px 0 5px rgba(0,0,0,0.1);
    }

    .recap-table th:first-child {
        z-index: 11;
        background-color: var(--bg-surface-hover);
    }

    th, td {
        padding: 0.6rem 0.75rem;
        font-size: 0.85rem;
    }

    .chart-container {
        padding: 1rem 0.5rem;
        width: 100%;
        overflow: visible !important;
    }

    #rank-chart {
        width: 100% !important;
        min-width: unset !important;
        overflow-x: auto !important;
        -webkit-overflow-scrolling: touch;
        margin-top: 1rem;
    }

    #rank-chart svg {
        max-width: none !important;
        /* The SVG width is set in JS to 800px on mobile */
    }
}


/* Analytics */
.analytics-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 1rem;
    display: flex;
    flex-direction: column;
}

.analytics-header {
    margin-bottom: 2rem;
    background-color: var(--bg-surface);
    padding: 1.5rem;
    border-radius: 8px;
    border: 1px solid var(--border-color);
}

.analytics-title-group {
    display: flex;
    flex-direction: column;
}

/* Model Search inside Multi-Select */
.model-search-wrapper {
    padding: 0.5rem;
    border-bottom: 1px solid var(--border-color);
    position: sticky;
    top: 0;
    background-color: var(--bg-surface);
    z-index: 10;
}

#analytics-model-search {
    width: 100%;
    padding: 0.6rem 0.8rem;
    background-color: var(--bg-body);
    border: 1px solid var(--border-color);
    color: var(--text-main);
    border-radius: 6px;
    font-size: 0.9rem;
}

#analytics-model-search:focus {
    outline: none;
    border-color: var(--primary);
}

.radar-focus-ui.main-focus {
    position: absolute;
    top: 1.5rem; /* Adjusted to sit nicely in the new padding */
    background-color: var(--bg-surface-hover);
    border: 1px solid var(--border-color);
    padding: 0.75rem 2rem;
    border-radius: 50px;
    pointer-events: none;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s, transform 0.3s, visibility 0.3s;
    z-index: 100;
    display: flex;
    align-items: center;
    gap: 1rem;
    box-shadow: 0 4px 15px rgba(0,0,0,0.4);
    backdrop-filter: blur(8px);
    transform: translateY(-10px);
}

.radar-focus-ui.main-focus.show {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.radar-focus-color {
    width: 16px;
    height: 16px;
    border-radius: 50%;
}

.radar-focus-name {
    font-weight: 700;
    color: var(--text-header);
    font-size: 1.2rem;
    letter-spacing: 0.02em;
}

.analytics-header h2 {
    color: var(--text-header);
    font-size: 1.5rem;
    margin-bottom: 0.25rem;
}

.analytics-subtitle {
    color: var(--text-muted);
    font-size: 0.95rem;
}

.analytics-layout {
    display: grid;
    grid-template-columns: 320px 1fr;
    gap: 1.5rem;
    min-height: 700px;
    margin-bottom: 1rem;
}

.analytics-sidebar {
    background-color: var(--bg-surface);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 1.25rem;
    display: flex;
    flex-direction: column;
    height: 100%;
    max-height: 800px;
}

.sidebar-title {
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--text-header);
    font-weight: 700;
    margin-bottom: 0.25rem;
}

.sidebar-help {
    font-size: 0.8rem;
    color: var(--text-muted);
    margin-bottom: 1.25rem;
}

.analytics-main {
    background-color: var(--bg-surface);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 1.5rem;
    padding-top: 5rem; /* Increased to give room for radar-focus-ui and top labels */
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: flex-start; /* Changed from center to flex-start */
    height: 100%;
    position: relative;
    min-height: 600px;
}

.radar-legend {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    flex: 1;
    overflow-y: auto;
    padding-right: 0.5rem;
}

/* Custom Scrollbar for Legend removed in favor of global styles */

.legend-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.6rem 0.75rem;
    border-radius: 8px;
    font-size: 0.85rem;
    color: var(--text-main);
    cursor: pointer;
    transition: all 0.2s;
    user-select: none;
    border: 1px solid transparent;
}

.legend-item:hover {
    background-color: var(--bg-surface-hover);
    border-color: var(--border-color);
}

.legend-item.disabled {
    opacity: 0.4;
}

.legend-item.disabled .legend-name {
    text-decoration: line-through;
}

.legend-item.active {
    background-color: rgba(37, 99, 235, 0.1);
    color: var(--text-header);
    font-weight: 600;
    border-color: rgba(37, 99, 235, 0.2);
}

.legend-color {
    width: 12px;
    height: 12px;
    border-radius: 3px;
    flex-shrink: 0;
}

.legend-item.disabled .legend-color {
    background-color: #4b5563 !important;
}

.radar-chart-container {
    width: 100%;
    max-width: 550px; /* Reduced from 900px to fit better in the smaller layout */
    margin: 0 auto;
    aspect-ratio: 1;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
}

.radar-chart-svg {
    width: 100%;
    height: 100%;
    overflow: visible;
}

.radar-axis {
    stroke: var(--border-color);
    stroke-width: 1;
}

.radar-grid-circle {
    fill: none;
    stroke: var(--border-color);
    stroke-width: 1;
    stroke-dasharray: 4;
}

.radar-label {
    font-size: 18px;
    fill: var(--text-header);
    font-weight: 700;
    filter: drop-shadow(0 1px 2px rgba(0,0,0,0.5));
}

.radar-area {
    fill-opacity: 0.08;
    stroke-width: 2;
    transition: fill-opacity 0.3s, stroke-width 0.3s, opacity 0.3s;
    pointer-events: none;
}

.radar-area.highlighted {
    fill-opacity: 0.6;
    stroke-width: 5;
    opacity: 1 !important;
}

.radar-area.dimmed {
    opacity: 0.03;
}

.radar-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    gap: 2rem;
}

.radar-card {
    background-color: var(--bg-surface);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 1.5rem;
    display: flex;
    flex-direction: column;
    align-items: center;
    transition: transform 0.2s, border-color 0.2s;
}

.radar-card:hover {
    transform: translateY(-4px);
    border-color: var(--text-muted);
}

.radar-card h3 {
    margin-bottom: 1rem;
    color: var(--text-header);
    font-size: 1.1rem;
    text-align: center;
    width: 100%;
}

/* Removed redundant .radar-chart-container to avoid overriding centering logic */

.radar-chart-svg {
    width: 100%;
    height: 100%;
    overflow: visible;
}

.radar-axis {
    stroke: var(--border-color);
    stroke-width: 1;
}

.radar-grid-circle {
    fill: none;
    stroke: var(--border-color);
    stroke-width: 1;
    stroke-dasharray: 4;
}

/* Category Analysis Section */
.category-analysis-container {
    margin-top: 2rem;
    padding: 2rem 2rem 1.25rem 2rem; /* Reduced bottom padding */
    background-color: var(--bg-surface);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    margin-bottom: 2rem;
}

.category-analysis-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2rem;
    flex-wrap: wrap;
    gap: 1.5rem;
    position: sticky;
    top: 0;
    background-color: var(--bg-surface);
    z-index: 10;
    padding-top: 2rem;
    padding-bottom: 1rem;
    margin-top: -2rem;
}

.section-title {
 color: var(--text-header);
 font-size: 1.5rem;
 font-weight: 700;
}

@media (max-width: 768px) {
    .section-title {
        font-size: 1.2rem;
    }
}

#category-selector-container {
    min-width: 300px;
}

.category-description {
    margin-bottom: 2rem;
    color: var(--text-muted);
    font-size: 1rem;
    line-height: 1.6;
    max-width: 800px;
    padding-left: 0.5rem;
    border-left: 3px solid var(--border-color);
}

.category-bar-plot-container {
    width: 100%;
    min-height: 200px; /* Reduced from 400px to avoid empty space with fewer models */
}

.category-bar-group {
    display: flex;
    align-items: center;
    margin-bottom: 0.75rem;
    gap: 1rem;
}

.category-bar-label {
    width: 300px;
    text-align: right;
    font-size: 0.9rem;
    font-weight: 500;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    color: var(--text-main);
}

.category-bar-wrapper {
    flex: 1;
    height: 24px;
    background-color: var(--bg-body);
    border-radius: 4px;
    overflow: hidden;
    position: relative;
    border: 1px solid var(--border-color);
}

.category-bar-fill {
    display: block;
    height: 24px;
    border-radius: 0 3px 3px 0;
}

.category-bar-value {
    position: absolute;
    right: 8px;
    top: 50%;
    transform: translateY(-50%);
    font-size: 0.8rem;
    font-weight: 700;
    color: var(--text-header);
    text-shadow: 0 0 4px rgba(0,0,0,0.5);
}

.radar-area {
    fill: var(--primary);
    fill-opacity: 0.3;
    stroke: var(--primary);
    stroke-width: 2;
}

.radar-point {
    fill: var(--primary);
    stroke: var(--bg-surface);
    stroke-width: 1.5;
}

/* Visualizer */
.visualizer-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 2rem;
}

/* Paper */
.paper-container {
    max-width: 1000px;
    margin: 0 auto;
    padding: 2rem;
    display: flex;
    flex-direction: column;
    height: 100%;
}

.paper-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2rem;
    flex-wrap: wrap;
    gap: 1rem;
    position: sticky;
    top: 0;
    background-color: var(--bg-body);
    z-index: 10;
    padding-bottom: 1rem;
    border-bottom: 1px solid var(--border-color);
}

.paper-title {
    color: var(--text-header);
    font-size: 1.5rem;
    font-weight: 700;
    margin: 0;
}

.btn-download {
    display: inline-flex;
    align-items: center;
    padding: 0.6rem 1.2rem;
    background-color: var(--bg-surface);
    color: var(--text-main);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    text-decoration: none;
    font-weight: 500;
    transition: all 0.2s;
    font-size: 0.95rem;
}

.btn-download:hover {
    background-color: var(--bg-surface-hover);
    border-color: var(--primary);
    color: var(--text-header);
    transform: translateY(-1px);
    box-shadow: 0 2px 8px rgba(0,0,0,0.2);
}

.btn-download svg {
    flex-shrink: 0;
}

.paper-content-wrapper {
    flex: 1;
    background-color: var(--bg-surface);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 3rem;
    box-shadow: 0 4px 12px rgba(0,0,0,0.2);
    overflow-y: auto;
}

.paper-content {
    max-width: none;
    line-height: 1.8;
    color: var(--text-main);
}

.paper-content h1 {
    color: var(--text-header);
    font-size: 2.5rem;
    font-weight: 700;
    margin-top: 0;
    margin-bottom: 0.5rem;
    padding-bottom: 0.5rem;
    border-bottom: 2px solid var(--border-color);
    line-height: 1.2;
}

.paper-content h1 + h2 {
    margin-top: 0.5rem;
    border-bottom: none;
    font-size: 1.5rem;
    color: var(--text-muted);
    font-weight: 500;
}

.paper-content h2 {
    color: var(--text-header);
    font-size: 1.8rem;
    font-weight: 600;
    margin-top: 2.5rem;
    margin-bottom: 1rem;
    padding-bottom: 0.5rem;
    border-bottom: 1px solid var(--border-color);
}

.paper-content h3 {
    color: var(--text-header);
    font-size: 1.3rem;
    font-weight: 600;
    margin-top: 2rem;
    margin-bottom: 0.75rem;
}

.paper-content h4 {
    color: var(--text-header);
    font-size: 1.1rem;
    font-weight: 600;
    margin-top: 1.5rem;
    margin-bottom: 0.5rem;
}

.paper-content p {
    margin-bottom: 1.25rem;
    line-height: 1.8;
    text-align: justify;
}

.paper-content p:first-of-type {
    margin-top: 0;
}

.paper-content strong {
    color: var(--text-header);
    font-weight: 600;
}

.paper-content em {
    color: var(--text-muted);
    font-style: italic;
}

.paper-content ul,
.paper-content ol {
    margin-bottom: 1.5rem;
    padding-left: 2rem;
    line-height: 1.8;
}

.paper-content li {
    margin-bottom: 0.5rem;
}

.paper-content li > p {
    margin-bottom: 0.5rem;
}

.paper-content hr {
    border: none;
    border-top: 2px solid var(--border-color);
    margin: 3rem 0;
}

.paper-content table {
    width: 100%;
    border-collapse: collapse;
    margin: 2rem 0;
    background-color: var(--bg-body);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    overflow: hidden;
    font-size: 0.95rem;
}

.paper-content table th {
    background-color: var(--bg-surface-hover);
    color: var(--text-header);
    font-weight: 600;
    padding: 0.75rem 1rem;
    text-align: left;
    border-bottom: 2px solid var(--border-color);
    white-space: nowrap;
}

.paper-content table td {
    padding: 0.75rem 1rem;
    border-bottom: 1px solid var(--border-color);
}

.paper-content table td:first-child,
.paper-content table th:first-child {
    padding-left: 1.25rem;
}

.paper-content table td:last-child,
.paper-content table th:last-child {
    padding-right: 1.25rem;
}

.paper-content table tr:last-child td {
    border-bottom: none;
}

.paper-content table tr:hover {
    background-color: rgba(255,255,255,0.02);
}

.paper-content table code {
    background-color: rgba(110, 118, 129, 0.3);
    padding: 0.15em 0.3em;
    border-radius: 3px;
    font-size: 0.9em;
}

.paper-content code {
    background-color: rgba(110, 118, 129, 0.4);
    padding: 0.2em 0.4em;
    border-radius: 4px;
    font-family: 'Monaco', 'Menlo', 'Ubuntu Mono', monospace;
    font-size: 0.9em;
    color: var(--text-header);
}

.paper-content pre {
    background-color: var(--bg-body);
    padding: 1.25rem;
    border-radius: 8px;
    overflow-x: auto;
    margin: 1.5rem 0;
    border: 1px solid var(--border-color);
}

.paper-content pre code {
    background-color: transparent;
    padding: 0;
    font-size: 0.9em;
    color: var(--text-main);
}

.paper-content blockquote {
    border-left: 4px solid var(--primary);
    padding-left: 1.5rem;
    margin: 1.5rem 0;
    color: var(--text-muted);
    font-style: italic;
}

.paper-content a {
    color: var(--primary);
    text-decoration: none;
    border-bottom: 1px solid transparent;
    transition: border-color 0.2s;
}

.paper-content a:hover {
    border-bottom-color: var(--primary);
}

@media (max-width: 768px) {
    .paper-container {
        padding: 1rem;
    }

    .paper-header {
        flex-direction: column;
        align-items: flex-start;
        position: static;
    }

    .paper-title {
        font-size: 1.2rem;
    }

    .btn-download {
        width: 100%;
        justify-content: center;
    }

    .paper-content-wrapper {
        padding: 1.5rem;
    }

    .paper-content h1 {
        font-size: 1.8rem;
    }

    .paper-content h2 {
        font-size: 1.4rem;
    }

    .paper-content h3 {
        font-size: 1.2rem;
    }

    .paper-content table {
        font-size: 0.85rem;
        display: block;
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
    }

    .paper-content table th,
    .paper-content table td {
        padding: 0.5rem 0.75rem;
    }
}

@media (max-width: 768px) {
    .visualizer-container {
        padding: 1rem;
    }

    .filter-controls {
        flex-direction: column;
        align-items: stretch;
    }

    .multiselect-container {
        width: 100%;
    }
}

.visualizer-header {
    margin-bottom: 2rem;
}

.filter-controls {
    display: flex;
    gap: 1rem;
    align-items: center;
    flex-wrap: wrap;
}

#riddle-search {
    flex: 1;
    min-width: 250px;
    padding: 0.8rem 1rem;
    background-color: var(--bg-surface);
    border: 1px solid var(--border-color);
    color: var(--text-main);
    border-radius: 8px;
    font-size: 1rem;
    transition: border-color 0.2s;
}

/* Custom Multi-Select Styles */
.multiselect-container {
    position: relative;
    min-width: 200px;
}

.multiselect-trigger {
    width: 100%;
    padding: 0.8rem 1rem;
    background-color: var(--bg-surface);
    border: 1px solid var(--border-color);
    color: var(--text-main);
    border-radius: 8px;
    font-size: 1rem;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: border-color 0.2s, box-shadow 0.2s;
    text-align: left;
}

.multiselect-trigger:hover, .multiselect-trigger:focus {
    border-color: var(--text-muted);
    outline: none;
}

.multiselect-trigger.active {
    border-color: var(--primary);
    box-shadow: 0 0 0 2px rgba(37, 99, 235, 0.2);
}

.multiselect-trigger .arrow {
    font-size: 0.7rem;
    color: var(--text-muted);
    margin-left: 0.5rem;
}

.multiselect-dropdown {
    display: none;
    position: absolute;
    top: calc(100% + 4px);
    left: 0;
    min-width: 100%; /* At least the width of trigger */
    width: max-content; /* Allow growing if content is wide */
    max-width: 300px; /* But cap it */
    max-height: 300px;
    overflow-y: auto;
    background-color: var(--bg-surface);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    z-index: 50;
    box-shadow: 0 8px 24px rgba(0,0,0,0.4);
}

.multiselect-dropdown.show {
    display: block;
    animation: fadeIn 0.1s ease-out;
}

.multiselect-option {
    padding: 0.6rem 1rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 0.75rem;
    transition: background-color 0.1s;
    user-select: none;
    color: var(--text-main);
}

.multiselect-option:hover {
    background-color: var(--bg-surface-hover);
}

.multiselect-option input[type="checkbox"] {
    accent-color: var(--primary);
    width: 16px;
    height: 16px;
    cursor: pointer;
}

.multiselect-header {
    padding: 0.5rem 1rem;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    justify-content: space-between;
    align-items: center;
    background-color: var(--bg-surface-hover);
    font-size: 0.85rem;
    color: var(--text-muted);
}

.btn-clear {
    background: none;
    border: none;
    color: var(--primary);
    cursor: pointer;
    font-size: 0.85rem;
    padding: 0;
}

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

#riddle-search:focus {
    outline: none;
    border-color: var(--primary);
}

.riddle-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 1.5rem;
}

.riddle-card {
    background-color: var(--bg-surface);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 1.5rem;
    cursor: pointer;
    transition: transform 0.2s, box-shadow 0.2s, border-color 0.2s;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.riddle-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0,0,0,0.2);
    border-color: var(--text-muted);
}

.riddle-card h3 {
    color: var(--text-header);
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 0.25rem;
    line-height: 1.3;
}

.riddle-card .card-id {
    font-size: 0.85rem;
    color: var(--text-muted);
    font-family: monospace;
}

.riddle-card .card-meta {
    margin-top: auto;
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
    padding-top: 1rem;
}

/* Modal */
.modal {
    display: none;
    position: fixed;
    z-index: 100;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    overflow: auto;
    background-color: rgba(0,0,0,0.8);
    backdrop-filter: blur(4px);
    animation: fadeIn 0.2s ease-out;
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

.modal-content {
    background-color: var(--bg-body);
    margin: 5vh auto; /* 5% from the top and centered */
    padding: 2rem;
    border: 1px solid var(--border-color);
    width: 90%;
    max-width: 1000px;
    border-radius: 12px;
    position: relative;
    box-shadow: 0 4px 24px rgba(0,0,0,0.5);
}

.modal-header {
    position: sticky;
    top: -2rem; /* Adjusted for modal-content padding */
    background-color: var(--bg-body);
    z-index: 100;
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    padding-bottom: 1rem;
    margin-bottom: 1rem;
    border-bottom: 1px solid var(--border-color);
    margin-top: -1rem; /* Bring it closer to top */
}

@media (max-width: 768px) {
    .modal-content {
        width: 95%;
        margin: 2vh auto;
        padding: 1rem;
        max-height: 96vh;
        overflow-y: auto;
    }

    .modal-header {
        top: -1rem; /* Adjusted for mobile modal-content padding */
        padding-bottom: 0.75rem;
        margin-bottom: 1rem;
    }

    .riddle-title {
        font-size: 1.3rem;
        padding-right: 0.5rem; 
        margin-bottom: 0;
    }

    .riddle-meta {
        gap: 0.5rem;
    }

    .badge, .btn-wiki {
        font-size: 0.75rem;
        padding: 0.2rem 0.5rem;
    }

    .riddle-content {
        padding: 1rem;
    }

    .recap-table td:first-child, .recap-table th:first-child {
        min-width: 100px;
        padding-left: 0.5rem;
    }
}

.close-modal {
    color: var(--text-muted);
    font-size: 28px;
    font-weight: bold;
    cursor: pointer;
    line-height: 1;
    transition: color 0.2s;
}

.modal-header .close-modal {
    margin-left: 1rem;
    flex-shrink: 0;
}

.close-modal:hover,
.close-modal:focus {
    color: var(--text-header);
    text-decoration: none;
}

/* Reusing Detail View Styles inside Modal */
.riddle-detail {
    /* No longer a flex child */
    padding: 0;
    max-width: none;
    margin: 0;
}

.riddle-title {
    margin-bottom: 1rem;
    color: var(--text-header);
    font-size: 1.8rem;
    font-weight: 700;
}

/* Detail View Components */
.riddle-meta {
    display: flex;
    gap: 0.75rem;
    margin-bottom: 1.5rem;
    font-size: 0.9rem;
    align-items: center;
    flex-wrap: wrap; /* Allow wrapping on mobile */
}

.badge {
    padding: 0.2rem 0.6rem;
    border-radius: 100px;
    background-color: var(--border-color);
    color: var(--text-header);
    white-space: nowrap;
}

.badge-category {
    background-color: rgba(37, 99, 235, 0.15);
    color: #60a5fa;
    border: 1px solid rgba(37, 99, 235, 0.3);
}

.btn-wiki {
    display: inline-flex;
    align-items: center;
    gap: 0.25rem;
    padding: 0.2rem 0.6rem;
    background-color: var(--bg-surface-hover);
    color: var(--text-main);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    font-size: 0.85rem;
    text-decoration: none;
    transition: all 0.2s;
    white-space: nowrap;
}

.btn-wiki:hover {
    background-color: var(--border-color);
    color: var(--text-header);
    border-color: var(--text-muted);
}

.riddle-content {
    background-color: var(--bg-surface);
    border-radius: 12px;
    padding: 2rem;
    border: 1px solid var(--border-color);
    margin-bottom: 2rem;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

.riddle-section-header {
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    color: var(--text-muted);
    margin-bottom: 1.25rem;
    font-weight: 600;
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 0.75rem;
}

.riddle-description-text {
    font-size: 1.15rem;
    line-height: 1.8;
    color: var(--text-header);
    /* white-space: pre-wrap;  Removed because markdown handles wrapping */
    font-family: var(--font-family);
}

.markdown-content {
    line-height: 1.6;
    font-size: 1rem;
    color: var(--text-main);
}

.markdown-content p {
    margin-bottom: 1em;
}

.markdown-content h1,
.markdown-content h2,
.markdown-content h3,
.markdown-content h4,
.markdown-content h5,
.markdown-content h6 {
    margin-top: 1.5em;
    margin-bottom: 0.5em;
    color: var(--text-header);
    font-weight: 600;
}

.markdown-content ul,
.markdown-content ol {
    margin-bottom: 1em;
    padding-left: 1.5em;
}

.markdown-content li {
    margin-bottom: 0.25em;
}

.markdown-content code {
    background-color: rgba(110, 118, 129, 0.4);
    padding: 0.2em 0.4em;
    border-radius: 6px;
    font-family: monospace;
    font-size: 85%;
}

.markdown-content pre {
    background-color: #161b22;
    padding: 1rem;
    border-radius: 6px;
    overflow-x: auto;
    margin-bottom: 1em;
    border: 1px solid var(--border-color);
}

.markdown-content pre code {
    background-color: transparent;
    padding: 0;
    font-size: 100%;
    color: var(--text-main);
}

.markdown-content blockquote {
    border-left: 4px solid var(--border-color);
    padding-left: 1em;
    color: var(--text-muted);
    margin-bottom: 1em;
}

.solution-section {
    margin-bottom: 2rem;
    background-color: rgba(35, 134, 54, 0.1); /* Slight green tint */
    border: 1px solid rgba(35, 134, 54, 0.3);
}

.solution-header {
    color: var(--accent-green);
    border-bottom-color: rgba(35, 134, 54, 0.3);
}

.ground-truth-box {
    background-color: var(--bg-surface);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    padding: 1rem;
    margin-bottom: 1rem;
}

.ground-truth-label {
    font-size: 0.85rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 0.5rem;
    display: block;
    font-weight: 600;
}


.riddle-image {
    width: 100%;
    height: auto;
    border-radius: 4px;
    margin-bottom: 1rem;
    display: block;
}

.hints-section {
    margin-bottom: 2rem;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    background-color: var(--bg-surface);
    overflow: hidden;
}

.hints-tabs {
    display: flex;
    background-color: var(--bg-surface-hover);
    border-bottom: 1px solid var(--border-color);
    overflow-x: auto;
}

.hint-tab-btn {
    background: none;
    border: none;
    padding: 0.8rem 1.2rem;
    color: var(--text-muted);
    font-weight: 500;
    cursor: pointer;
    font-family: inherit;
    border-right: 1px solid var(--border-color);
    transition: all 0.2s;
    white-space: nowrap;
    position: relative;
}

.hint-tab-btn:hover {
    background-color: var(--bg-surface);
    color: var(--text-main);
}

.hint-tab-btn.active {
    background-color: var(--bg-surface);
    color: var(--text-header);
    box-shadow: inset 0 3px 0 0 var(--primary);
}

.hints-content-container {
    padding: 1.5rem;
    background-color: var(--bg-surface);
    min-height: 100px;
}

.hint-tab-pane {
    display: none;
    color: var(--text-main);
    line-height: 1.6;
    font-size: 1rem;
}

.hint-tab-pane.active {
    display: block;
    animation: fadeIn 0.2s;
}

/* Recap Table Styles */
.recap-table-container {
    margin-bottom: 2rem;
    overflow-x: auto;
    background-color: var(--bg-surface);
    border: 1px solid var(--border-color);
    border-radius: 8px;
}

.recap-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.85rem;
}

.recap-table th, .recap-table td {
    padding: 0.6rem 0.75rem;
    text-align: center;
    border-bottom: 1px solid var(--border-color);
}

.recap-table th {
    background-color: var(--bg-surface-hover);
    color: var(--text-muted);
    font-weight: 600;
    text-transform: uppercase;
    font-size: 0.7rem;
    letter-spacing: 0.05em;
    white-space: nowrap;
}

.recap-table td:first-child, .recap-table th:first-child {
    text-align: left;
    padding-left: 1rem;
    min-width: 150px;
}

.recap-table .model-name-cell {
    font-weight: 500;
    color: var(--text-header);
    cursor: pointer;
    text-decoration: underline dotted var(--border-color);
    text-underline-offset: 4px;
    transition: all 0.2s;
}

.recap-table .model-name-cell:hover {
    color: var(--primary) !important;
    text-decoration: underline solid var(--primary);
    background-color: rgba(37, 99, 235, 0.05);
}

/* Global Status Colors - ensuring these are never white */
.status-check,
.status-correct,
span.status-check,
span.status-correct {
    color: #3fb950 !important;
    font-weight: 800 !important;
}

.status-cross,
.status-incorrect,
span.status-cross,
span.status-incorrect {
    color: #f85149 !important;
    font-weight: 800 !important;
}

.status-icon {
    display: inline-block;
    font-size: 1.2rem;
    line-height: 1;
    vertical-align: middle;
}

.status-empty, .status-null {
    color: var(--text-header);
    font-weight: 600;
}

.recap-table tr:last-child td {
    border-bottom: none;
}

.recap-table tr:hover {
    background-color: rgba(255,255,255,0.02);
}

/* Model Search Select */
.model-selector-wrapper {
    margin-bottom: 1.5rem;
    position: relative;
    max-width: 500px;
}

.model-select-trigger {
    width: 100%;
    padding: 0.8rem 1rem;
    background-color: var(--bg-surface);
    border: 1px solid var(--border-color);
    color: var(--text-main);
    border-radius: 8px;
    font-size: 1rem;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: all 0.2s;
}

.model-select-trigger:hover {
    border-color: var(--text-muted);
}

.model-select-dropdown {
    display: none;
    position: absolute;
    top: calc(100% + 4px);
    left: 0;
    width: 100%;
    background-color: var(--bg-surface);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    z-index: 100;
    box-shadow: 0 8px 24px rgba(0,0,0,0.4);
    overflow: hidden;
}

.model-select-dropdown.show {
    display: flex;
    flex-direction: column;
}

.model-search-input {
    width: 100%;
    padding: 0.8rem 1rem;
    background-color: var(--bg-surface-hover);
    border: none;
    border-bottom: 1px solid var(--border-color);
    color: var(--text-header);
    font-family: inherit;
    font-size: 0.95rem;
}

.model-search-input:focus {
    outline: none;
    background-color: var(--bg-surface);
}

.model-options-list {
    max-height: 250px;
    overflow-y: auto;
}

.model-option {
    padding: 0.75rem 1rem;
    cursor: pointer;
    transition: background-color 0.1s;
    font-size: 0.95rem;
    color: var(--text-main);
}

.model-option:hover, .model-option.highlighted {
    background-color: var(--bg-surface-hover);
    color: var(--text-header);
}

.model-option.selected {
    background-color: rgba(37, 99, 235, 0.2);
    color: var(--primary);
    font-weight: 600;
}

.model-option .provider-prefix {
    color: var(--text-muted);
    font-weight: normal;
    font-size: 0.85rem;
}

.judge-table-container {
    margin-top: 1.5rem;
    background-color: var(--bg-surface);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    overflow-x: auto;
}

.judge-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.9rem;
}

.judge-table th, .judge-table td {
    padding: 0.75rem 1rem;
    text-align: center;
    border-bottom: 1px solid var(--border-color);
}

.judge-table th {
    background-color: var(--bg-surface-hover);
    color: var(--text-muted);
    font-weight: 600;
    text-transform: uppercase;
    font-size: 0.7rem;
    letter-spacing: 0.05em;
}

.judge-table td:first-child, .judge-table th:first-child {
    text-align: left;
    padding-left: 1.25rem;
}

.judge-table tr:last-child td {
    border-bottom: none;
}

.judge-name-cell {
    font-weight: 600;
    font-size: 0.95rem;
}

.judge-table tr:hover {
    background-color: rgba(255,255,255,0.02);
}

/* Success Rate Badge Colors */
.badge-success {
    font-weight: 600;
    border: 1px solid transparent;
}

.rate-very-high {
    background-color: rgba(35, 134, 54, 0.2);
    color: #4ade80;
    border-color: rgba(35, 134, 54, 0.4);
}

.rate-high {
    background-color: rgba(35, 134, 54, 0.15);
    color: #86efac;
    border-color: rgba(35, 134, 54, 0.3);
}

.rate-medium {
    background-color: rgba(234, 179, 8, 0.15);
    color: #fde047;
    border-color: rgba(234, 179, 8, 0.3);
}

.rate-low {
    background-color: rgba(234, 88, 12, 0.15);
    color: #fdba74;
    border-color: rgba(234, 88, 12, 0.3);
}

.rate-very-low {
    background-color: rgba(218, 54, 51, 0.15);
    color: #fca5a5;
    border-color: rgba(218, 54, 51, 0.3);
}

/* Info Icon Tooltip */
.info-wrapper {
    position: relative;
    display: inline-block;
    vertical-align: super;
    margin-left: 0.4rem;
    z-index: 50;
}

.info-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 16px;
    height: 16px;
    border-radius: 50%;
    background-color: #4b5563;
    color: #e5e7eb;
    font-size: 10px;
    font-weight: 700;
    font-style: italic;
    font-family: serif;
    cursor: help;
    border: 1px solid #6b7280;
    padding: 0;
    transition: background-color 0.2s, color 0.2s, border-color 0.2s;
}

@media (max-width: 768px) {
    .info-icon {
        width: 13px;
        height: 13px;
        font-size: 8px;
    }
}

.info-icon:hover,
.info-icon:focus {
    background-color: var(--primary);
    color: #ffffff;
    border-color: var(--primary);
    outline: none;
}

.info-tooltip {
    display: none;
    position: absolute;
    bottom: calc(100% + 10px);
    left: 50%;
    transform: translateX(-50%);
    width: 300px;
    padding: 0.75rem 1rem;
    background-color: #161b22;
    border: 1px solid #30363d;
    border-radius: 8px;
    box-shadow: 0 4px 16px rgba(0,0,0,0.6);
    color: #c9d1d9;
    font-size: 0.85rem;
    font-weight: 400;
    font-style: normal;
    line-height: 1.5;
    text-align: left;
    white-space: normal;
    z-index: 9999;
}

@media (max-width: 768px) {
    .info-tooltip {
        width: 160px;
        font-size: 0.7rem;
        padding: 0.5rem 0.7rem;
        position: fixed; /* Use fixed on mobile to avoid clipping */
        left: 50%;
        bottom: auto;
        top: 50%;
        transform: translate(-50%, -50%); /* Center on screen for better mobile UX */
        box-shadow: 0 0 0 100vmax rgba(0,0,0,0.5); /* Modal-like effect */
    }

    .info-tooltip::after {
        display: none; /* Hide arrow on mobile as it's now centered */
    }

    .info-wrapper:focus-within .info-tooltip {
        display: block !important;
    }
}

.info-tooltip::after {
    content: '';
    position: absolute;
    top: 100%;
    left: 50%;
    transform: translateX(-50%);
    border-width: 6px;
    border-style: solid;
    border-color: #161b22 transparent transparent transparent;
}

.info-wrapper:hover .info-tooltip,
.info-wrapper:focus-within .info-tooltip {
    display: block !important;
}

.license-note {
    margin-top: 2rem;
    padding-top: 1rem;
    border-top: 1px solid var(--border-color);
    font-size: 0.8rem;
    color: var(--text-muted);
    text-align: center;
    line-height: 1.5;
}

.license-note a {
    color: var(--text-muted);
    text-decoration: underline;
}

.license-note a:hover {
    color: var(--text-main);
}

/* SVG Axis Info Tooltip */
.axis-info-tooltip {
    display: none;
    position: fixed;
    transform: translateX(-50%) translateY(-100%);
    width: 280px;
    padding: 0.6rem 0.8rem;
    background-color: #161b22;
    border: 1px solid #30363d;
    border-radius: 6px;
    box-shadow: 0 4px 12px rgba(0,0,0,0.5);
    color: #c9d1d9;
    font-size: 0.8rem;
    font-weight: 400;
    line-height: 1.4;
    text-align: left;
    z-index: 10000;
    pointer-events: none;
}

@media (max-width: 768px) {
    .axis-info-tooltip {
        width: 140px;
        font-size: 0.6rem;
        padding: 0.35rem 0.5rem;
        line-height: 1.3;
    }
    .axis-info-tooltip::after {
        display: none;
    }
}

.axis-info-tooltip::after {
    content: '';
    position: absolute;
    top: 100%;
    left: 50%;
    transform: translateX(-50%);
    border-width: 5px;
    border-style: solid;
    border-color: #161b22 transparent transparent transparent;
}

/* Mobile Styles */
@media (max-width: 1024px) {
    .radar-card.large {
        grid-template-columns: 1fr;
        padding: 1.5rem;
    }

    .radar-legend-wrapper {
        height: 300px;
        border-right: none;
        border-bottom: 1px solid var(--border-color);
        margin-bottom: 2rem;
        padding-right: 0;
    }
}

@media (max-width: 768px) {
    .header-content {
        flex-direction: column;
        align-items: center;
    }

    .mobile-hide {
        display: none;
    }

    .analytics-layout {
        display: none;
    }

    .category-analysis-container {
        margin-top: 0;
        padding: 1.5rem 1rem;
    }

    .category-analysis-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 1rem;
        margin-bottom: 1.5rem;
        padding-top: 1.5rem;
        margin-top: -1.5rem;
    }

    #category-selector-container {
        width: 100%;
        min-width: unset;
    }

    .category-bar-group {
        display: flex;
        flex-direction: column;
        align-items: flex-start;
        gap: 0.25rem;
        margin-bottom: 1.25rem;
        width: 100%;
    }

    .category-bar-label {
        width: 100% !important;
        text-align: left;
        padding-left: 2px;
        font-size: 0.8rem;
        white-space: normal; /* Allow wrapping if needed */
        margin-bottom: 2px;
    }

    .category-bar-wrapper {
        width: 100%;
        height: 24px;
        min-height: 24px;
        display: block; /* Ensure it's not hidden by flex issues */
    }

    .visualizer-layout {
        flex-direction: column;
    }

    .riddle-sidebar {
        width: 100%;
        height: 200px;
        border-right: none;
        border-bottom: 1px solid var(--border-color);
        position: static;
    }
}