.conversion-group {
            background: rgba(70, 130, 180, 0.05);
            padding: 1rem;
            border-radius: 8px;
            margin-top: 1rem;
            font-family: monospace;
            font-size: 1.1rem;
        }.bg-light{color:#000}
        .group-bits {
            letter-spacing: 0.2rem;
            font-weight: 600;
        }
        .hex-table {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(90px, auto));
            gap: 0.5rem;
            background: #f8f9fa;
            padding: 1rem;
            border-radius: 8px;
            margin: 1rem 0;
        }
        .conversion-steps {
            background: #f0f4f8;
            border-radius: 12px;
            padding: 1.2rem;
            margin: 1.2rem 0;
        }
        .step {
            margin-bottom: 0.8rem;
            font-family: monospace;
        }
        .binary-input {
            font-family: 'Courier New', monospace;
            font-size: 1.2rem;
        }
        .pitfall-list {
            list-style-type: none;
            padding-left: 0;
        }
        .pitfall-list li {
            margin-bottom: 0.75rem;
            padding-left: 1.5rem;
            position: relative;
        }
        .pitfall-list li i {
            position: absolute;
            left: 0;
            top: 0.2rem;
            color: #dc3545;
        }