:root {
            --bg-body: #12141b;
            --bg-card: #101319;
            --bg-row-hover: #c6adfc1f;
            --border-color: #fff0;
            --text-primary: #fff;
            --text-secondary: #9aa1b3;
            --text-muted: #5e6677;
            --accent: #af9fff;
            --accent-subtle: #877cc1;
        }

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

        html, body {
            overflow-x: hidden;
            width: 100%;
        }

        body {
            font-family: "Poppins", -apple-system, sans-serif;
            background-color: var(--bg-body);
            color: var(--text-primary);
            padding: 2.5rem 1.5rem;
            line-height: 1.5;
        }

        .container {
            width: 100%;
            max-width: 1100px;
            margin: 0 auto;
        }

        header {
            margin-bottom: 2rem;
        }

        h1 {
            font-size: 1.85rem;
            font-weight: 500;
            margin-bottom: 0.25rem;
        }

        p.subtitle {
            color: var(--text-secondary);
            font-size: 0.95rem;
            word-break: break-all;
        }

        .stats-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
            gap: 1rem;
            margin-bottom: 2rem;
        }

        .stat-card {
            background: var(--bg-card);
            border: 1px solid var(--border-color);
            border-radius: 8px;
            padding: 1.2rem;
        }

        .stat-card span {
            display: block;
            color: var(--text-secondary);
            font-size: 0.85rem;
            margin-bottom: 0.35rem;
        }

        .stat-card strong {
            font-size: 1.6rem;
            font-weight: 500;
        }

        .toolbar {
            display: grid;
            grid-template-columns: minmax(0, 1fr) auto 9rem;
            align-items: center;
            gap: 1rem;
            margin-bottom: 1rem;
            min-width: 0;
        }

        .search-input {
            flex-grow: 1;
            width: 100%;
            min-width: 0;
            max-width: 400px;
            background-color: var(--bg-card);
            border: 1px solid var(--border-color);
            border-radius: 6px;
            padding: 0.65rem 1rem;
            color: var(--text-primary);
            font-size: 0.95rem;
            outline: none;
            transition: border-color 0.15s ease;
        }

        .search-input:focus {
            box-shadow: 0 0 0 3px rgba(104, 78, 235, 0.2);
        }

        .count-tag {
            color: var(--text-secondary);
            font-size: 0.9rem;
            text-align: right;
            max-width: min(30rem, calc(100vw - 2rem));
            white-space: normal;
        }

        .mainstream-filter {
            color: var(--text-secondary);
            font-size: 0.9rem;
            min-width: 0;
        }

        .mainstream-filter input[type="checkbox"] {
            accent-color: var(--accent-subtle);
        }

        .table-container {
            background-color: var(--bg-card);
            border: 1px solid var(--border-color);
            border-radius: 8px;
            overflow-x: auto;
            -webkit-overflow-scrolling: touch;
        }

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

        th {
            background-color: #161820;
            padding: 0.85rem 1rem;
            font-weight: 500;
            font-size: 0.85rem;
            border-bottom: 1px solid var(--border-color);
        }

        td {
            padding: 0.85rem 1rem;
            border-bottom: 1px solid var(--border-color);
            vertical-align: middle;
        }

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

        tr:hover td {
            background-color: var(--bg-row-hover);
        }

        .col-rank {
            width: 60px;
            color: var(--text-muted);
            font-variant-numeric: tabular-nums;
            font-weight: 600;
        }

        .col-potential {
            width: 240px;
            font-size: 0.9rem;
        }

        .potential-header-hoverable {
            position: relative;
            display: inline-block;
            color: inherit;
            font-size: inherit;
            font-weight: inherit;
            cursor: default;
            text-decoration: underline;
            text-decoration-thickness: 1px;
            text-underline-offset: 3px;
        }

        .col-delta {
            width: 110px;
            text-align: right;
            color: var(--text-secondary);
            font-variant-numeric: tabular-nums;
            font-size: 0.9rem;
        }

        .potential-cell {
            display: flex;
            align-items: center;
            gap: 0.75rem;
        }

        .potential-pill {
            display: inline-block;
            min-width: 48px;
            padding: 0.15rem 0.5rem;
            border-radius: 4px;
            font-weight: 600;
            font-size: 0.85rem;
            text-align: center;
            color: #0b0f14;
            font-variant-numeric: tabular-nums;
        }

        .potential-bar-track {
            flex-grow: 1;
            height: 6px;
            background-color: #21262d;
            border-radius: 3px;
            overflow: hidden;
        }

        .potential-bar-fill {
            height: 100%;
            border-radius: 3px;
        }

        .iem-link {
            background: none;
            border: none;
            color: var(--text-primary);
            font-family: inherit;
            font-size: inherit;
            font-weight: 300;
            cursor: pointer;
            text-align: left;
            padding: 0;
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            transition: color 0.15s ease;
            word-break: break-word;
        }

        .iem-link:hover {
            color: var(--accent);
            text-decoration: none;
        }

        .iem-link svg {
            opacity: 0.45;
            flex-shrink: 0;
            transition: opacity 0.15s;
        }

        .iem-link:hover svg {
            opacity: 1;
        }

        .neutral-fr-indicator {
            position: relative;
            display: inline-flex;
            align-items: center;
            margin-left: 0.35rem;
            color: var(--text-secondary);
            cursor: default;
            vertical-align: middle;
        }

        .neutral-fr-indicator svg {
            opacity: 0.55;
            transition: opacity 0.15s, color 0.15s;
        }

        .neutral-fr-indicator:hover {
            color: var(--accent);
        }

        .neutral-fr-indicator:hover svg {
            opacity: 1;
        }

        /* Model Overlay */
        .model-overlay {
            position: fixed;
            inset: 0;
            background-color: rgba(0, 0, 0, 0.78);
            backdrop-filter: blur(6px);
            display: flex;
            align-items: center;
            justify-content: center;
            z-index: 1000;
            padding: 1rem;
            opacity: 0;
            visibility: hidden;
            pointer-events: none;
            overflow-y: auto;
            transition: opacity 0.2s ease, visibility 0.2s ease;
        }

        .model-overlay.active {
            opacity: 1;
            visibility: visible;
            pointer-events: auto;
        }

        .model-card {
            background: #101319;
            border: 1px solid var(--border-color);
            border-radius: 12px;
            width: 100%;
            max-width: 820px;
            max-height: 90vh;
            padding: 1.25rem;
            box-shadow: 0 20px 40px rgba(0, 0, 0, 0.7);
            display: flex;
            flex-direction: column;
            gap: 0.75rem;
            margin: auto;
        }

        .model-header {
            display: flex;
            justify-content: space-between;
            align-items: flex-start;
            gap: 1rem;
        }

        .model-title {
            font-size: 1.15rem;
            font-weight: 600;
            color: #f5f5ff;
            word-break: break-word;
        }

        .model-subtitle {
            font-size: 0.8rem;
            color: var(--text-secondary);
        }

        .model-close {
            background: none;
            border: none;
            color: var(--text-secondary);
            font-size: 1.6rem;
            line-height: 1;
            cursor: pointer;
            padding: 0.2rem 0.5rem;
            border-radius: 4px;
            transition: color 0.15s, background-color 0.15s;
        }

        .model-close:hover {
            color: var(--text-primary);
            background-color: var(--bg-row-hover);
        }

        .chart-container {
            position: relative;
            width: 100%;
            height: 44vh;
            min-height: 250px;
            max-height: 440px;
        }

        @media (max-width: 768px) {
            body { padding: 1.25rem 0.75rem; }
            .model-card { 
                padding: 0.85rem; 
                width: 100%; 
                max-height: 92vh; 
            }
            .chart-container { 
                height: 35vh; 
                min-height: 220px; 
            }
            .toolbar {
                grid-template-columns: minmax(0, 1fr);
                gap: 0.6rem;
            }
            .search-input { max-width: none; }
            .count-tag { text-align: left; max-width: none; }
            .col-delta { display: none; }
            .col-rank { width: 38px; }
            .col-potential { width: 72px; }
            th, td { padding: 0.65rem 0.5rem; }
            .potential-bar-track { display: none; }
            .stats-grid { 
                grid-template-columns: repeat(2, 1fr); 
                gap: 0.6rem; 
            }
            .stat-card { padding: 0.9rem; }
        }

        .ranking-metadata {
            margin-top: 0.35rem;
            font-size: 0.8rem;
            color: var(--text-muted);
            line-height: 1.4;
        }

        .ranking-metadata span {
            color: var(--text-secondary);
        }

        .ranking-metadata .hoverable-param {
            position: relative;
            display: inline-block;
            cursor: default;
            text-decoration: underline;
            text-decoration-thickness: 1px;
            text-underline-offset: 3px;
            color: var(--text-muted);
            transition: color 0.15s ease;
        }

        .ranking-metadata .hoverable-param:hover {
            color: var(--accent);
            text-decoration-thickness: 1.5px;
        }

        .param-popup.norm-popup {
            width: min(320px, 80vw);
            white-space: normal;
            text-align: left;
        }

        .param-popup.decay-popup {
            width: 320px;
            white-space: normal;
            text-align: left;
        }

            .param-popup.neutral-fr-popup {
                width: min(320px, 80vw);
                white-space: normal;
                overflow-wrap: anywhere;
                text-align: left;
            }

        .decay-chart-container {
            position: relative;
            display: block;
            width: 100%;
            height: 150px;
            margin-top: 0.5rem;
            padding-top: 0.5rem;
        }

        .decay-chart-container canvas {
            width: 100% !important;
            height: 100% !important;
        }

        .decay-formula {
            display: block;
            margin: 0.35rem 0;
            text-align: center;
        }

        .param-popup {
            visibility: hidden;
            opacity: 0;
            position: absolute;
            top: calc(100% + 7px);
            left: 50%;
            /* Apply horizontal offset through --shift-x */
            transform: translateX(calc(-50% + var(--shift-x, 0px))) translateY(-3px);
            background-color: #161820;
            color: var(--text-secondary);
            border: 1px solid #30363d;
            border-radius: 6px;
            padding: 0.25rem 0.55rem;
            font-size: 0.75rem;
            font-weight: 300;
            font-family: inherit;
            line-height: 1.35;
            white-space: nowrap;
            box-shadow: 0 4px 12px rgba(0, 0, 0, 0.5);
            pointer-events: none;
            transition: opacity 0.15s ease, transform 0.15s ease, visibility 0.15s ease;
            z-index: 100;
        }

        .hoverable-param:hover .param-popup,
        .potential-header-hoverable:hover .param-popup {
            visibility: visible;
            opacity: 1;
            transform: translateX(calc(-50% + var(--shift-x, 0px))) translateY(0);
        }

        .param-popup::after {
            content: "";
            position: absolute;
            bottom: 100%;
            /* Compensate arrow position so it stays aligned to the text */
            left: calc(50% - var(--shift-x, 0px));
            transform: translateX(-50%);
            border-width: 4px;
            border-style: solid;
            border-color: transparent transparent #30363d transparent;
        }

        .model-actions {
            display: flex;
            align-items: center;
            gap: 0.35rem;
        }

        .model-download,
        .model-close {
            background: none;
            border: none;
            color: var(--text-secondary);
            cursor: pointer;
            border-radius: 4px;
            width: 32px;
            height: 32px;
            padding: 0;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            line-height: 1;
            text-decoration: none;
            position: relative;
            transition: color 0.15s, background-color 0.15s;
        }

        .model-close {
            font-size: 1.6rem;
        }

        .model-download:hover,
        .model-close:hover {
            color: var(--text-primary);
            background-color: var(--bg-row-hover);
        }

        .param-popup.download-popup {
            width: 270px;
            left: auto;
            right: 0;
            transform: translateY(-3px);
            white-space: normal;
            text-align: left;
        }

        .model-download:hover .download-popup {
            visibility: visible;
            opacity: 1;
            transform: translateY(0);
        }

        .param-popup.download-popup::after {
            left: auto;
            right: 12px;
            transform: none;
        }