WidgetKit systemExtraLargePortrait Family

 import WidgetKit
 import SwiftUI
 
−// Pre-iOS 27: systemExtraLargePortrait was unavailable on iOS/macOS.
−// Developers could only go up to systemExtraLarge (landscape) on iPad
−// or systemLarge on iPhone. The portrait extra-large canvas did not exist.
+// MARK: - Timeline Entry
+struct ReadingScheduleEntry: TimelineEntry {
+    let date: Date
+    let days: [DaySchedule]
+}
 
−struct ReadingScheduleWidget_Legacy: Widget {
+struct DaySchedule: Identifiable {
+    let id = UUID()
+    let label: String   // e.g. "Monday"
+    let chapter: String
+    let pages: String
+}
+
+// MARK: - Provider
+struct ReadingScheduleProvider: TimelineProvider {
+    func placeholder(in context: Context) -> ReadingScheduleEntry {
+        ReadingScheduleEntry(date: .now, days: Self.sampleDays)
+    }
+
+    func getSnapshot(in context: Context,
+                     completion: @escaping (ReadingScheduleEntry) -> Void) {
+        completion(ReadingScheduleEntry(date: .now, days: Self.sampleDays))
+    }
+
+    func getTimeline(in context: Context,
+                     completion: @escaping (Timeline<ReadingScheduleEntry>) -> Void) {
+        let entry = ReadingScheduleEntry(date: .now, days: Self.sampleDays)
+        // Reload at end of day to recalculate the downstream schedule
+        let midnight = Calendar.current.startOfDay(
+            for: Calendar.current.date(byAdding: .day, value: 1, to: .now)!)
+        let timeline = Timeline(entries: [entry], policy: .after(midnight))
+        completion(timeline)
+    }
+
+    static let sampleDays: [DaySchedule] = [
+        DaySchedule(label: "Today",     chapter: "Ch. 7",  pages: "pp. 112–135"),
+        DaySchedule(label: "Tuesday",   chapter: "Ch. 8",  pages: "pp. 136–158"),
+        DaySchedule(label: "Wednesday", chapter: "Ch. 9",  pages: "pp. 159–180"),
+        DaySchedule(label: "Thursday",  chapter: "Ch. 10", pages: "pp. 181–210"),
+        DaySchedule(label: "Friday",    chapter: "Ch. 11", pages: "pp. 211–240"),
+    ]
+}
+
+// MARK: - Views
+struct ReadingScheduleMediumView: View {
+    let entry: ReadingScheduleEntry
+    var body: some View {
+        VStack(alignment: .leading, spacing: 6) {
+            Text("Reading Schedule").font(.headline)
+            ForEach(entry.days.prefix(2)) { day in
+                HStack {
+                    Text(day.label).bold().frame(width: 80, alignment: .leading)
+                    Text(day.chapter)
+                    Spacer()
+                    Text(day.pages).foregroundStyle(.secondary)
+                }
+                .font(.caption)
+            }
+        }
+        .padding()
+    }
+}
+
+// New iOS 27 view branch for the extra-large portrait canvas
+struct ReadingScheduleExtraLargePortraitView: View {
+    let entry: ReadingScheduleEntry
+    var body: some View {
+        VStack(alignment: .leading, spacing: 10) {
+            Text("📖 Reading Schedule")
+                .font(.title2.bold())
+            Divider()
+            ForEach(entry.days) { day in   // Show all 5 days — room to breathe
+                HStack {
+                    VStack(alignment: .leading) {
+                        Text(day.label).font(.headline)
+                        Text(day.chapter).font(.subheadline).foregroundStyle(.secondary)
+                    }
+                    Spacer()
+                    Text(day.pages)
+                        .font(.callout)
+                        .foregroundStyle(.secondary)
+                }
+                .padding(.vertical, 4)
+                Divider()
+            }
+            Spacer()
+        }
+        .padding()
+    }
+}
+
+// MARK: - Widget Entry View
+struct ReadingScheduleEntryView: View {
+    @Environment(\.widgetFamily) var family
+    let entry: ReadingScheduleEntry
+
+    var body: some View {
+        switch family {
+        case .systemExtraLargePortrait:   // New in iOS 27
+            ReadingScheduleExtraLargePortraitView(entry: entry)
+        default:
+            ReadingScheduleMediumView(entry: entry)
+        }
+    }
+}
+
+// MARK: - Widget Definition
+struct ReadingScheduleWidget: Widget {
     let kind = "ReadingScheduleWidget"
 
     var body: some WidgetConfiguration {
         StaticConfiguration(kind: kind, provider: ReadingScheduleProvider()) { entry in
−            ReadingScheduleMediumView(entry: entry)
+            ReadingScheduleEntryView(entry: entry)
                 .containerBackground(.fill.tertiary, for: .widget)
         }
         .configurationDisplayName("Reading Schedule")
         .description("Stay on track with your book club schedule.")
−        // .systemExtraLargePortrait did not exist — max was .systemExtraLarge (iPad only)
−        .supportedFamilies([.systemMedium, .systemLarge, .systemExtraLarge])
+        .supportedFamilies([.systemMedium, .systemLarge, .systemExtraLargePortrait])
+        //                                                 ^^^ New iOS 27 family
     }
 }