.resonance-container {
            font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto;
            /*max-width: max-content;*/
            margin: 0 auto;
            /*padding: 20px;*/
            color: var(--text-primary);
        }

        .resonance-container[data-theme="light"] {
            --bg-secondary: #f8f9fa;
            --border-color: #dee2e6;
        }

        .resonance-container[data-theme="dark"] {
            --bg-secondary: #343a40;
            --border-color: #495057;
        }

        .resonance-section {
            margin-bottom: 1rem;
            background: var(--bg-secondary);
            border-radius: 8px;
            overflow: hidden;
        }

        .resonance-section-header {
            padding: 1rem;
            background: rgba(0,0,0,0.1);
            cursor: pointer;
            display: flex;
            justify-content: space-between;
            align-items: center;
        }

        .resonance-step {
            padding: 0.5rem 1rem;
            margin: 0.5rem 0;
            border-left: 3px solid var(--border-color);
        }

        .resonance-step.success { border-color: var(--success-color); }
        .resonance-step.error { border-color: var(--error-color); }
        .resonance-step.warning { border-color: var(--warning-color); }
        .resonance-step.info { border-color: var(--info-color); }

        .resonance-result {
            background: var(--bg-secondary);
            padding: 1rem;
            border-radius: 4px;
            font-family: monospace;
            white-space: pre-wrap;
            margin: 0.5rem 0;
            position: relative;
        }
        .resonance-timeline {
            padding-left: 1.5rem;
            border-left: 2px solid var(--border-color);
            /*margin: 1rem 0;*/
        }