Upload README.md

README.md

@@ -173,9 +173,9 @@ homepage: https://vlar-group.github.io/PhysInOne.html
   </a>
 </p>
 
-<div class="physinone-card" style="position: relative; line-height: 1.4;">
+<div class="physinone-card" style="display: flex; align-items: flex-start; gap: 24px;">
 
-<aside style="position: fixed; top: 96px; left: 24px; width: 260px; max-height: calc(100vh - 120px); overflow-y: auto; padding: 16px; border: 1px solid #e5e7eb; border-radius: 12px; background: #f9fafb; font-size: 13.5px; line-height: 1.55; z-index: 20;">
+<aside style="min-width: 250px; max-width: 280px; position: sticky; top: 16px; padding: 16px; border: 1px solid #e5e7eb; border-radius: 12px; background: #f9fafb; font-size: 13.5px; line-height: 1.55;">
 <strong>🧭 Navigation</strong><br><br>
 <a href="#summary">📌 Summary</a><br>
 <a href="#release-timetable">🚀 Release Timetable</a><br>
@@ -206,7 +206,7 @@ homepage: https://vlar-group.github.io/PhysInOne.html
 <a href="#contact">📮 Contact</a><br>
 </aside>
 
-<main style="min-width: 0; line-height: 1.38; font-size: 15px; margin-left: 310px; max-width: calc(100% - 330px);">
+<main style="min-width: 0; flex: 1; line-height: 1.38; font-size: 15px;">
 
 <h2 id="summary" style="margin-left: 0; font-size: 1.9em; line-height: 1.22; margin-top: 1.2em; margin-bottom: 0.5em;">📌 Summary</h2>
 <div style="margin-left: 24px;">