fix layout and url

chinatravel/ui/content.py

@@ -3,7 +3,7 @@ TITLE_HTML = """
 """
 
 INTRO_MARKDOWN = """
-<div style=\"max-width: 450px; margin: 0 auto; padding: 16px 18px; border: 1px solid #e5e7eb; border-radius: 12px; background: linear-gradient(90deg, #f8fafc 0%, #eef2ff 100%); box-shadow: 0 6px 18px rgba(0,0,0,0.04);\">
+<div style=\"max-width: 500px; margin: 0 auto; padding: 16px 18px; border: 1px solid #e5e7eb; border-radius: 12px; background: linear-gradient(90deg, #f8fafc 0%, #eef2ff 100%); box-shadow: 0 6px 18px rgba(0,0,0,0.04);\">
 	<div style=\"display: flex; justify-content: center; flex-wrap: wrap; gap: 8px;\">
 		<a href="https://arxiv.org/abs/2412.13682" target="_blank" style="text-decoration:none; padding: 6px 12px; border-radius: 999px; border: 1px solid #cbd5e1; background: #ffffffcc; font-weight: 600; color: #0f172a;">📑 Paper</a>
 		<a href="https://github.com/LAMDASZ-ML/ChinaTravel" target="_blank" style="text-decoration:none; padding: 6px 12px; border-radius: 999px; border: 1px solid #cbd5e1; background: #ffffffcc; font-weight: 600; color: #0f172a;">🛠️ GitHub</a>
@@ -20,7 +20,7 @@ SUBMISSION_GUIDE = """
 - Pick a split. The split determines which query UIDs are expected.
 - Upload a `.zip` that contains JSON files named by query UIDs.
 - Each JSON must follow the target schema: see [chinatravel/evaluation/output_schema.json](https://huggingface.co/spaces/LAMDA-NeSy/ChinaTravel/blob/main/chinatravel/evaluation/output_schema.json).
-- Example archive: [easy_submission_example.zip](https://huggingface.co/spaces/LAMDA-NeSy/ChinaTravel/blob/main//easy_submission_example.zip)
+- Example archive: [easy_submission_example.zip](https://huggingface.co/spaces/LAMDA-NeSy/ChinaTravel/blob/main/easy_submission_example.zip)
 - You can dry-run locally via `python eval_exp.py --splits <split> --method <your_method>` to mirror the hosted evaluation.
 
 📊 **Output**