优化住流程和添加复刻视频页面

core/frontend/src/product-create-page.css

@@ -418,6 +418,8 @@
   display: grid;
   gap: 3px;
   padding: 6px;
+  max-height: min(360px, 60vh);
+  overflow-y: auto;
   border: 1px solid rgba(34, 42, 54, 0.10);
   border-radius: 11px;
   background: #fff;
@@ -433,6 +435,10 @@
   pointer-events: auto;
   transform: translateY(0);
 }
+.pcd-select.is-more-open .pcd-select-menu {
+  max-height: min(640px, 78vh);
+  padding-bottom: 10px;
+}
 .pcd-select-option {
   min-height: 38px;
   padding: 0 10px;
@@ -447,6 +453,23 @@
 }
 .pcd-select-option:hover { background: #e8f2ff; }
 .pcd-select-option.selected { color: var(--klein); background: #f3f7ff; font-weight: 600; }
+.pcd-select-more-toggle {
+  display: flex;
+  align-items: center;
+  justify-content: space-between;
+  color: var(--pcd-muted);
+}
+.pcd-select-more-toggle svg {
+  width: 14px;
+  height: 14px;
+  flex: 0 0 auto;
+  color: var(--pcd-muted);
+  transition: transform 180ms ease;
+}
+.pcd-select-more-toggle.is-open,
+.pcd-select-more-toggle.is-open svg { color: var(--accent-black); }
+.pcd-select-more-toggle.is-open svg { transform: rotate(90deg); }
+.pcd-select-more-item { padding-left: 22px; }
 
 .pcd-block { margin-top: 8px; padding-top: 22px; border-top: 1px solid rgba(34, 42, 54, 0.08); }
 .pcd-block-head {