优化详情页和发布界面等

frontend/src/views/seller/SellerListingCreateView.css

@@ -34,13 +34,14 @@
 
 .publish-layout {
   display: grid;
-  grid-template-columns: minmax(760px, 920px) 300px;
+  grid-template-columns: minmax(760px, 1fr) 300px;
   align-items: start;
-  gap: 18px;
-  max-width: 1238px;
+  gap: 24px;
+  max-width: 1580px;
   margin: 0 auto;
+  overflow: visible;
 
-  @media (max-width: 1180px) {
+  @media (max-width: 1120px) {
     grid-template-columns: 1fr;
     max-width: 920px;
   }
@@ -734,19 +735,24 @@
 }
 
 .summary-column {
+  --summary-sticky-top: clamp(148px, 22vh, 240px);
+
   min-width: 0;
   position: sticky;
-  top: 76px;
+  top: var(--summary-sticky-top);
   align-self: start;
-  height: fit-content;
+  max-height: calc(100vh - var(--summary-sticky-top) - 24px);
 
-  @media (max-width: 1180px) {
+  @media (max-width: 1120px) {
     display: none;
   }
 }
 
 .summary-panel {
   padding: 16px;
+  max-height: inherit;
+  overflow-y: auto;
+  overscroll-behavior: contain;
 }
 
 .summary-main {