.key-input-group {
            display: flex;
            gap: 0.5rem;
            flex-wrap: wrap;
            align-items: center;
        }.math-result{word-break:break-all}
        .key-input-group .property-table th,
        .property-table td {
            padding: 0.75rem;
            text-align: left;
            border: 1px solid var(--border-color);
        }
        .deep-dive {
            margin: 1.8rem 0;
        }
        .deep-dive p {
            text-align: justify;
        }
        .byte-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(30px, 1fr));
            gap: 2px;
            margin: 0.5rem 0;
            font-size: 0.7rem;
            font-family: 'Courier New', monospace;
        }
        .byte-cell {
            background: #f1f3f5;
            padding: 2px 0;
            text-align: center;
            border-radius: 2px;
        }
        .byte-cell.highlight {
            background: #d4edda;
        }
        .mode-toggle {
            display: flex;
            gap: 0.5rem;
            margin: 0.5rem 0;
        }
        .mode-toggle .btn {
            flex: 1;
        }
        .input-group-custom {
            margin-bottom: 1rem;
        }
        .unit-note {
            font-size: 0.85rem;
            color: #6c757d;
        }
        .result-stats {
            display: flex;
            gap: 1.5rem;
            flex-wrap: wrap;
            margin: 0.5rem 0;
            font-size: 0.9rem;
            color: #495057;
        }
        .result-stats span {
            background: #f1f3f5;
            padding: 0.2rem 0.8rem;
            border-radius: 12px;
        }
        .byte-diff {
            background: #f8f9fa;
            padding: 0.75rem;
            border-radius: 4px;
            font-family: 'Courier New', monospace;
            font-size: 0.85rem;
            overflow-x: auto;
            white-space: pre-wrap;
            word-break: break-all;
        }
        .alert-icon {
            margin-right: 0.5rem;
        }
        .copy-btn {
            cursor: pointer;
            padding: 0.2rem 0.6rem;
            font-size: 0.8rem;
        }
        .copy-btn:hover {
            background: #e9ecef;
            border-radius: 4px;
        }
        .faq-icon {
            color: var(--primary-color);
            width: 24px;
        }
        .badge-crypto {
            background: #2d3e50;
            color: #fff;
            font-weight: 400;
            padding: 0.3rem 0.8rem;
            border-radius: 20px;
            font-size: 0.75rem;
        }
        .hex-preview {
            font-family: 'Courier New', monospace;
            background: #f1f3f5;
            padding: 0.3rem 0.8rem;
            border-radius: 4px;
            font-size: 0.85rem;
            display: inline-block;
        }
        pre {
            white-space: pre-wrap;
            word-break: break-all;
        }