Point Try-it at the Colab tutorial (Space hosting needs PRO)

README.md

@@ -129,10 +129,13 @@ the evaluation harnesses in [`evaluation/`](https://github.com/DA2I2-SLM/Lotus/t
 and a runnable tutorial (loading, QA, captioning, forecasting and this checkpoint) in the
 [Hands-on 2 notebook](https://colab.research.google.com/github/Davido111200/lotus-hands-on-2-fixed/blob/main/Hands-on-2_Lotus_fixed.ipynb).
 
-## Try it online
+## Try it
 
-A small interactive demo (trend QA, captioning and activity-recognition rationale, CPU) runs in the
-[LOTUS demo Space](https://huggingface.co/spaces/daidv1112/lotus-demo).
+The quickest way to run these checkpoints is the step-by-step tutorial notebook — it loads the
+Phase-1 and Phase-2 Qwen3-0.6B models on a free Colab T4, runs trend QA, captioning, the
+forecast-grounding read-out and a real HAR evaluation with rationales:
+
+[![Open In Colab](https://colab.research.google.com/assets/colab-badge.svg)](https://colab.research.google.com/github/Davido111200/lotus-hands-on-2-fixed/blob/main/Hands-on-2_Lotus_fixed.ipynb)
 
 ## Citation