Update seats and sponsors data; enhance index.html and script.js for improved display and sorting

20250916/sponsor-list/index.html

@@ -18,7 +18,7 @@
         <div class="stats">
           <!-- <div id="totalSponsors"><i class="fas fa-users"></i> 赞助单位: 0</div> -->
           <div id="totalAmount"><i class="fas fa-coins"></i> 总金额: RM 0</div>
-          <!-- <div id="totalSeats"><i class="fas fa-chair"></i> 席位总数: 0</div> -->
+          <div id="totalSeats"><i class="fas fa-chair"></i> 席位总数: 0</div>
         </div>
       </div>
 
@@ -30,7 +30,7 @@
           </div>
         </div>
         <div class="section">
-          <h2>席位赞助</h2>
+          <h2>席位赞助 (RM2000)</h2>
           <div class="scroll-container">
             <div class="scroll-content" id="seatList"></div>
           </div>