.converter-form {
            display: grid;
            gap: 1.5rem;
            max-width: 600px;
            margin: 0 auto;
        }

        .result-box {
            background: var(--bg-color);
            border: 1px solid var(--panel-border);
            border-radius: 12px;
            padding: 1.5rem;
            text-align: center;
            font-family: monospace;
            font-size: 1.5rem;
            min-height: 80px;
            display: flex;
            align-items: center;
            justify-content: center;
            margin-bottom: 1.5rem;
            word-break: break-all;
        }

        .form-group-row {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 1rem;
        }