.input-group-custom {
            margin-bottom: 1rem;
        }
        .deep-dive {
            margin: 1.8rem 0;
        }
        .deep-dive p {
            text-align: justify;
        }
        .unit-note {
            font-size: 0.9rem;
            color: #6c757d;
        }
        .metric-card {
            background-color: #f8f9fc;
            border-radius: 12px;
            padding: 1rem;
            margin-top: 1rem;
            border: 1px solid rgba(0,0,0,0.05);
            box-shadow: 0 2px 4px rgba(0,0,0,0.02);
        }
        .result-highlight {
            font-size: 2.2rem;
            font-weight: 700;
            color: #2c3e50;
        }