/* Scale Viewer Specific Styles */
        .scales-content {
            max-width: 1000px;
            margin: 0 auto;
            padding: 2rem;
        }
        
        .scale-header {
            text-align: center;
            margin-bottom: 3rem;
        }
        
        .scale-header h1 {
            font-size: 2.5rem;
            font-weight: 800;
            background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            margin-bottom: 0.5rem;
        }
        
        .scale-card {
            background: var(--card-bg);
            border-radius: var(--border-radius);
            padding: 2rem;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-color);
            margin-bottom: 2rem;
        }
        
        #scale-notation, #chord-notation {
            background: white;
            padding: 2rem;
            border-radius: var(--border-radius);
            min-height: 200px;
            width: 100%;
            border: 1px solid var(--border-color);
            text-align: center;
        }
        
        #scale-notation svg, #chord-notation svg {
            max-width: 100%;
            height: auto;
            display: block;
            margin: 0 auto;
        }
        
        .loading {
            color: var(--text-secondary);
            font-size: 1.1rem;
        }
        
        .error {
            color: var(--danger-color);
            font-size: 1.1rem;
        }
        
        .scale-info {
            margin-top: 2rem;
            padding: 1.5rem;
            background: var(--bg-secondary);
            border-radius: var(--border-radius);
        }
        
        .scale-info h3 {
            margin-bottom: 0.5rem;
            color: var(--primary-color);
        }
        
        .note-list {
            display: flex;
            gap: 1rem;
            flex-wrap: wrap;
            margin-top: 1rem;
        }
        
        .note-item {
            background: var(--primary-color);
            color: white;
            padding: 0.5rem 1rem;
            border-radius: var(--border-radius);
            font-weight: 600;
            font-size: 1.1rem;
        }
        
        .scale-controls {
            display: flex;
            gap: 2rem;
            align-items: flex-end;
            justify-content: center;
            margin-bottom: 2rem;
            flex-wrap: wrap;
        }
        
        .control-group {
            display: flex;
            flex-direction: column;
            gap: 0.5rem;
        }
        
        .control-group label {
            font-weight: 600;
            color: var(--text-primary);
        }
        
        .scale-select {
            padding: 0.75rem 1rem;
            border: 2px solid var(--border-color);
            border-radius: var(--border-radius);
            background: var(--bg-primary);
            color: var(--text-primary);
            font-size: 1rem;
            font-weight: 500;
            cursor: pointer;
            transition: all 0.3s ease;
            min-width: 200px;
            height: 50px;
            box-sizing: border-box;
        }
        
        .scale-select option {
            background: white;
            color: #333;
            padding: 0.5rem;
        }
        
        .scale-select:hover {
            border-color: var(--primary-color);
        }
        
        .scale-select:focus {
            outline: none;
            border-color: var(--primary-color);
            box-shadow: 0 0 0 3px rgba(var(--primary-rgb), 0.1);
        }
        
        .generate-button {
            padding: 0.75rem 2rem;
            background: var(--gradient-primary);
            color: white;
            border: none;
            border-radius: var(--border-radius);
            font-size: 1.1rem;
            font-weight: 700;
            cursor: pointer;
            transition: var(--transition-smooth);
            box-shadow: var(--shadow-medium);
            text-transform: uppercase;
            letter-spacing: 0.5px;
            display: flex;
            align-items: center;
            height: 50px;
            gap: 0.5rem;
        }
        
        .generate-button:hover {
            transform: translateY(-2px);
            box-shadow: var(--shadow-heavy);
        }
        
        .generate-button:active {
            transform: translateY(0);
        }
        
        
        
        @media (max-width: 768px) {
            .scale-controls {
                flex-direction: column;
                align-items: stretch;
            }
            
            .scale-select {
                width: 100%;
            }
            
            .generate-button {
                justify-content: center;
            }
            
            .tab-nav {
                flex-direction: column;
            }
            
            .tab-button {
                border-radius: 0;
                border-bottom: 1px solid var(--border-color);
            }
        }