拆分宣传页视图并扩充 Mock 数据，合作订单支持获客员备注名并修复线索图片网格尺寸。

Co-authored-by: Cursor <cursoragent@cursor.com>

suixinkan/Features/ScenicPromotion/Views/ScenicPromotionSettingsMaterialPointCard.swift

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+//
+//  ScenicPromotionSettingsMaterialPointCard.swift
+//  suixinkan
+//
+//  Created by Codex on 2026/7/2.
+//
+
+import SwiftUI
+
+/// 设置页素材所属打卡点选择卡片。
+struct ScenicPromotionSettingsMaterialPointCard: View {
+    @ObservedObject var viewModel: ScenicPromotionSettingsViewModel
+
+    var body: some View {
+        ScenicPromotionSettingsCard(
+            title: "素材所属打卡点",
+            subtitle: "视频和图片上传前必须先选择，和上方排队绑定点分开管理",
+            icon: "mappin.and.ellipse",
+            tint: Color(hex: 0x22A06B)
+        ) {
+            Menu {
+                ForEach(viewModel.materialPoints) { point in
+                    Button {
+                        viewModel.selectMaterialPoint(point)
+                    } label: {
+                        Label(
+                            "\(point.name) · \(point.areaName)",
+                            systemImage: viewModel.selectedMaterialPointID == point.id ? "checkmark.circle.fill" : "circle"
+                        )
+                    }
+                }
+            } label: {
+                ScenicPromotionSettingsSelectionField(
+                    title: viewModel.selectedMaterialPointName,
+                    subtitle: viewModel.selectedMaterialPoint == nil ? "未选择" : "已展示当前点位素材",
+                    icon: "chevron.down"
+                )
+            }
+            .buttonStyle(.plain)
+        }
+    }
+}
+
+#if DEBUG
+#Preview("素材点卡片") {
+    ScenicPromotionSettingsMaterialPointCard(
+        viewModel: ScenicPromotionPreviewSupport.settingsViewModel()
+    )
+    .padding()
+    .background(AppDesign.background)
+}
+#endif