y: flex;
            align-items: center;
            gap: 0.25rem;
        }

        .toggle-btn.active {
            background-color: #3182ce;
            color: white;
        }

        .dark .toggle-btn {
            background-color: #4a5568;
        }

        .dark .toggle-btn.active {
            background-color: #4299e1;
        }

        /* Controls Bar */
        .controls-bar {
            display: flex;
            align-items: center;
            justify-content: space-between;
          