                margin-left: auto;
                margin-right: auto;
            }

            .mindmap-list {
                display: flex;
                flex-direction: column;
                gap: 0.5rem;
                margin-bottom: 30px;
            }

            .mindmap-item {
                background: var(--card-background);
                border-radius: 10px;
                padding: 15px;
                margin-bottom: 4px;
                cursor: pointer;
                transition: t