.result-value-lg {
            font-size: 2.2rem;
            font-weight: 700;
            color: var(--primary-color);
        }
        .macro-bar {
            background-color: #e9ecef;
            border-radius: 20px;
            height: 12px;
            margin: 0.75rem 0;
            overflow: hidden;
        }
        .macro-fill {
            height: 100%;
            border-radius: 20px;
        }
        .macro-fill.protein { background-color: #0d6efd; }
        .macro-fill.fat { background-color: #fd7e14; }
        .macro-fill.carbs { background-color: #20c997; }
        .activity-selector {
            background-color: #f8f9fa;
            border-radius: 12px;
            padding: 1rem;
            margin-top: 1rem;
        }
        .activity-option {
            cursor: pointer;
            padding: 0.5rem;
            border-radius: 8px;
            transition: all 0.2s;
        }
        .activity-option:hover, .activity-option.active {
            background-color: rgba(70, 130, 180, 0.1);
            border-left: 3px solid var(--primary-color);
        }
        .unit-note {
            font-size: 0.85rem;
            color: #6c757d;
        }
        .case-study-card {
            background-color: #f0f7fa;
            border-radius: 12px;
            padding: 1.2rem;
            margin: 1.2rem 0;
            border-left: 4px solid var(--primary-color);
        }
        .reference-badge {
            font-size: 0.8rem;
            background-color: #e9ecef;
            padding: 0.2rem 0.6rem;
            border-radius: 20px;
            display: inline-block;
            margin-right: 0.5rem;
        }