@media (max-width: 768px) {
            .age-chart-legend-bottom {
                flex-direction: column;
                gap: 16px;
                padding: 20px;
            }

            .age-legend-item {
                justify-content: flex-start;
            }
        }

        .age-cell {
            position: relative;
            height: 50px;
            display: flex;
            align-items: center;
        }

        /* D3 SVG Styles */
        .age-axis {
            font-family: var(--font-mono);
            font-size: 10px;
            color: var(--color-blueprint-light);
        }

        .age-axis path,
        .age-axis line {
            stroke: var(--color-border);
            stroke-width: 1;
        }

        .age-axis text {
            fill: var(--color-blueprint-light);
            opacity: 0.7;
        }

        .range-line-thin {
            stroke: var(--color-blueprint-light);
            stroke-width: 2;
            stroke-opacity: 0.2;
            stroke-linecap: round;
        }

        .range-line-thick {
            stroke: var(--color-blueprint-light);
            stroke-width: 8;
            stroke-opacity: 0.4;
            stroke-linecap: round;
        }

        .median-marker {
            fill: var(--color-blueprint-light);
            stroke: var(--color-blueprint-bg);
            stroke-width: 2;
        }

        .mean-marker-line {
            stroke: var(--color-blueprint-light);
            stroke-width: 2;
            stroke-opacity: 0.7;
        }

        .mean-marker {
            fill: var(--color-blueprint-bg);
            stroke: var(--color-blueprint-light);
            stroke-width: 2;
        }

        .cancer-label {
            font-family: var(--font-body);
            font-size: 15px;
            font-weight: 500;
            fill: var(--color-blueprint-light);
        }

        .incidence-label {
            font-family: var(--font-mono);
            font-size: 20px;
            font-weight: 600;
            fill: var(--color-blueprint-light);
            letter-spacing: -0.02em;
        }

        /* Tooltip */
        .d3-tooltip {
            position: absolute;
            background: var(--color-blueprint-bg);
            border: 1px solid var(--color-border);
            border-radius: 4px;
            padding: 8px 12px;
            font-family: var(--font-mono);
            font-size: 11px;
            line-height: 1.6;
            color: var(--color-blueprint-light);
            pointer-events: none;
            opacity: 0;
            transition: opacity 0.2s;
            z-index: 1000;
            white-space: nowrap;
        }

        @media (prefers-reduced-motion: reduce) {
        @media (max-width: 1200px) {
            .closing-section {
                padding: 80px 40px;
            }

            .closing-images {
                gap: 40px;
            }

            .closing-image-wrapper {
                width: 150px;
                height: 150px;
            }

            .closing-note {
                padding: 30px 24px;
            }

            .closing-note p {
                font-size: 15px;
            }
        }

        /* ===== FOOTER ===== */
        .footer-row {
            display: grid;
            grid-template-columns: var(--edge-column-width) 1fr var(--edge-column-width);
            height: 80px;
            border-top: var(--border-width) solid var(--color-border);
            background: var(--color-blueprint-bg);
        }
        
        .footer-left-edge {
            border-right: var(--border-width) solid var(--color-border);
            background: var(--color-blueprint-bg);
        }
        
        .footer-center {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 0 40px;
            background: var(--color-blueprint-bg);
        }
        
        .footer-right-edge {
            border-left: var(--border-width) solid var(--color-border);
            background: var(--color-blueprint-bg);
        }

        .footer-left-content {
            display: flex;
            align-items: center;
            gap: 40px;
        }

        .footer-text {
            font-size: 13px;
            color: var(--color-blueprint-light);
            opacity: 0.7;
        }

        .footer-version {
            font-family: var(--font-mono);
            font-size: 12px;
            letter-spacing: 0.1em;
            color: var(--color-blueprint-light);
        }

        .footer-right-content {
            display: flex;
            align-items: center;
            gap: 40px;
        }

        .footer-tagline {
            font-family: var(--font-mono);
            font-size: 11px;
            letter-spacing: 0.15em;
            font-weight: 500;
            color: var(--color-blueprint-light);
        }

        /* ===== RESPONSIVE ===== */
        @media (max-width: 1200px) {
            h1 {
                font-size: 64px;
            }
            
            .parallax-title h2 {
                font-size: 72px;
            }
            
            .section-title {
                font-size: 52px;
            }
            
            .content-section {
                padding: 80px 60px;
            }
            
            .data-section {
                padding: 100px 60px;
            }

        }

        @media (max-width: 768px) {
            :root {
                --edge-column-width: 0px;
            }
            
            .header-row {
                grid-template-columns: 1fr;
                height: 60px;
            }
            
            .header-left,
            .header-right {
                display: none;
            }
            
            .header-center {
                padding: 0 24px;
                justify-content: flex-start;
            }
            
            .header-title {
                font-size: 18px;
            }
            
            .main-container {
                grid-template-columns: 1fr;
            }
            
            .edge-column-left,
            .edge-column-right {
                display: none;
            }
            
            .main-content-center {
                grid-column: 1;
            }