.logo-icon {
            height: 40px !important;
        }
        .case-study-hero {
            padding: 70px 0;
            background: linear-gradient(120deg, rgba(125, 149, 181, 0.85), rgba(233, 153, 166, 0.85));
            text-align: center;
            color: #fff;
        }
        .case-study-hero h1 {
            font-size: 42px;
            margin-bottom: 12px;
            font-family: 'Kallisto', sans-serif;
        }
        .case-study-hero p { font-size: 19px; opacity: 0.95; }
        .case-study-content {
            padding: 70px 0;
            background: #fff;
            font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
        }
        .case-study-text-section, .case-study-graph-section {
            max-width: 1160px;
            margin: 0 auto;
            padding: 0 30px;
        }
        .case-study-text-section h1, .case-study-text-section h2, .case-study-graph-section h2 {
            font-family: 'Kallisto', sans-serif;
            color: #111827;
            text-align: center;
        }
        .case-study-text-section h1, .case-study-text-section h2 { font-size: 32px; margin-bottom: 28px; }
        .case-study-text-section h3 { font-size: 21px; margin-top: 28px; color: #111827; }
        .case-study-text-section p { color: #374151; line-height: 1.8; }
        .highlight-box {
            margin-top: 20px;
            padding: 16px 18px;
            border-left: 4px solid #2563eb;
            background: #eff6ff;
            border-radius: 6px;
        }
        .highlight-box.startup-advantage {
            border-left-color: #059669;
            background: #ecfdf5;
        }
        .mdf {
            margin: 26px auto 0;
            border-radius: 14px;
            overflow: hidden;
            background: #ffffff;
        }
        .slogan-row {
            display: grid;
            grid-template-columns: 2.2fr repeat(2, 1fr);
            gap: 10px;
            align-items: center;
            padding: 9px 12px;
            border-bottom: 3px solid #e5e7eb;
        }
        .slogan-row.head {
            background: #111827;
            color: #fff;
            font-weight: 700;
            font-family: 'Kallisto', sans-serif;
            border-radius: 14px;
        }
        .benefits-bar {
            position: relative;
            height: 28px;
            border-radius: 16px;
            background: #eef2ff;
            overflow: hidden;
        }
        .benefits-bar-fill { height: 100%; position: absolute; left: 0; top: 0; }

        @keyframes fillBar {
            from { width: 0% !important; }
            to   { width: var(--final-width) !important; }
        }
        .mdf.animate-bars .benefits-bar-fill {
            animation: fillBar 1.6s ease-out forwards;
        }
        .benefits-value {
            position: absolute;
            left: 50%; top: 50%;
            transform: translate(-50%, -50%);
            font-weight: 700;
            font-size: 13px;
        }
        .gold { background: linear-gradient(90deg,#f7e58d,#f5d348); }
        .silver { background: linear-gradient(90deg,#9cd0ff,#71b9ff); }
        .bronze { background: linear-gradient(90deg,#ffb39c,#ff8c6b); }
        .neutral { background: #cbd5e1; }
        .chart-box {
            margin-top: 60px;
            background: #f8fafc;
            border: 1px solid #e5e7eb;
            border-radius: 12px;
            padding: 20px;
            position: relative;
        }
        #bubble-chart { width: 100%; height: 540px; display: block; position: relative; }
        .bubble-tooltip {
            position: absolute;
            pointer-events: none;
            background: #1e293b;
            color: #f1f5f9;
            font-size: 13px;
            line-height: 1.5;
            padding: 8px 14px;
            border-radius: 8px;
            box-shadow: 0 4px 16px rgba(0,0,0,0.18);
            white-space: nowrap;
            z-index: 200;
            opacity: 0;
            transition: none;
            font-family: 'Inter', sans-serif;
        }
        .bubble-tooltip.visible { opacity: 1; }
        #productMixChart { width: 100%; max-width: 1050px; height: 420px; display: block; margin: 0 auto; }
        .note {
            margin-top: 16px;
            padding: 14px;
            background: #eef2ff;
            border-left: 4px solid #6366f1;
            font-size: 14px;
            color: #374151;
        }
        .impact-kpis {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 12px;
            margin-top: 20px;
        }
        .impact-card {
            text-align: center;
            border: 1px solid #e5e7eb;
            border-radius: 10px;
            padding: 16px;
            background: #f9fafb;
        }
        .impact-value { font-size: 38px; color: #3f6212; font-weight: 700; }
        @media (max-width: 900px) {
            .slogan-row { grid-template-columns: 1fr; }
            .impact-kpis { grid-template-columns: 1fr; }
            .case-study-hero h1 { font-size: 34px; }
        }
        .chart-info {
            display: flex;
            justify-content: center;
            position: relative;
            margin: 4px 0 12px;
        }
        .chart-info .info-trigger {
            cursor: help;
            color: #6366f1;
            font-size: 13px;
            font-weight: 500;
            font-family: 'Inter', sans-serif;
            padding: 3px 10px;
            border-radius: 16px;
            background: #eef2ff;
            transition: background 0.2s;
        }
        .chart-info .info-trigger:hover { background: #e0e7ff; }
        .chart-info .info-tooltip {
            visibility: hidden;
            opacity: 0;
            position: absolute;
            top: calc(100% + 8px);
            left: 50%;
            transform: translateX(-50%);
            width: 380px;
            padding: 14px 16px;
            background: #1e293b;
            color: #f1f5f9;
            font-size: 13px;
            line-height: 1.7;
            border-radius: 10px;
            box-shadow: 0 8px 24px rgba(0,0,0,0.18);
            z-index: 100;
            transition: opacity 0.2s, visibility 0.2s;
            font-family: 'Inter', sans-serif;
            font-weight: 400;
            text-align: left;
            white-space: pre-line;
        }
        .chart-info .info-tooltip::before {
            content: '';
            position: absolute;
            top: -6px;
            left: 50%;
            transform: translateX(-50%);
            border-left: 7px solid transparent;
            border-right: 7px solid transparent;
            border-bottom: 7px solid #1e293b;
        }
        .chart-info:hover .info-tooltip {
            visibility: visible;
            opacity: 1;
        }
        .included-tag {
            display: inline-block;
            font-size: 11px;
            font-weight: 600;
            padding: 2px 7px;
            border-radius: 4px;
            margin-left: 6px;
            vertical-align: middle;
        }
        .tag-included { background: #d1fae5; color: #065f46; }
        .tag-option { background: #fef3c7; color: #92400e; }
        .study-info-box {
            margin-top: 36px;
            padding: 28px 32px;
            background: linear-gradient(135deg, #f8fafc 0%, #f1f5f9 100%);
            border: 1px solid #e2e8f0;
            border-radius: 14px;
            font-size: 14px;
            color: #475569;
            line-height: 1.7;
        }
        .study-info-box .info-header {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 16px;
            font-weight: 700;
            color: #334155;
            margin-bottom: 16px;
            font-family: 'Kallisto', sans-serif;
        }
        .study-info-box .info-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 14px;
            margin-top: 18px;
        }
        .study-info-box .info-card {
            text-align: center;
            padding: 16px 12px;
            background: #fff;
            border-radius: 10px;
            border: 1px solid #e2e8f0;
        }
        .study-info-box .info-card .info-icon { font-size: 24px; margin-bottom: 6px; }
        .study-info-box .info-card .info-label { font-size: 12px; color: #94a3b8; font-weight: 500; text-transform: uppercase; letter-spacing: 0.5px; }
        .study-info-box .info-card .info-value { font-size: 20px; font-weight: 700; color: #1e293b; margin-top: 4px; }
        .study-info-box .info-card .info-value .info-flag { vertical-align: middle; }
        .study-info-box .info-card .info-value .info-flag--square { width: 26px; height: 26px; }
        .study-info-box .info-card .info-value .info-flag--rect { width: 32px; height: 20px; }
        .study-info-box .info-card .info-value .info-flag-group {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
        }
        .study-info-box .info-disclaimer { margin-top: 16px; font-size: 13px; color: #94a3b8; font-style: italic; }
        @media (max-width: 900px) { .study-info-box .info-grid { grid-template-columns: 1fr; } }

        @media (max-width: 480px) {
            .chart-info .info-tooltip { width: calc(100vw - 40px); left: 50%; transform: translateX(-50%); }
            #productMixChart { height: 280px; }
            #bubble-chart { height: 350px; }
        }