Conjuga/Conjuga/Models/TenseInfo.swift

@@ -29,6 +29,18 @@ enum TenseID: String, CaseIterable, Codable, Sendable, Hashable {
         .ind_futuro,
     ]
 
+    /// The 6 most essential tenses every learner should master.
+    static let coreTenses: Set<TenseID> = [
+        .ind_presente,
+        .ind_preterito,
+        .ind_imperfecto,
+        .ind_futuro,
+        .subj_presente,
+        .imp_afirmativo,
+    ]
+
+    static let coreTenseIDs = coreTenses.map(\.rawValue)
+
     static let defaultPracticeIDs = defaultPractice.map(\.rawValue)
 }
 
@@ -39,6 +51,10 @@ struct TenseInfo: Identifiable, Hashable, Sendable {
     let mood: String
     let order: Int
 
+    var isCore: Bool {
+        TenseID(rawValue: id).map { TenseID.coreTenses.contains($0) } ?? false
+    }
+
     static let all: [TenseInfo] = [
         TenseInfo(id: TenseID.ind_presente.rawValue, spanish: "Indicativo Presente", english: "Present", mood: "Indicative", order: 0),
         TenseInfo(id: TenseID.ind_preterito.rawValue, spanish: "Indicativo Pretérito", english: "Preterite", mood: "Indicative", order: 1),

Conjuga/Conjuga/Services/PracticeSessionService.swift

@@ -58,6 +58,10 @@ struct PracticeSessionService {
             if let form = pickIrregularForm(filter: filter) {
                 return loadCard(from: form)
             }
+        case .commonTenses:
+            if let form = pickCommonTenseForm() {
+                return loadCard(from: form)
+            }
         case .none:
             break
         }
@@ -231,6 +235,20 @@ struct PracticeSessionService {
         )
     }
 
+    private func pickCommonTenseForm() -> VerbForm? {
+        let settings = settings()
+        let coreTenseIDs = TenseID.coreTenseIDs
+        let verbs = referenceStore.fetchVerbs(selectedLevel: settings.selectedLevel)
+        guard let verb = verbs.randomElement() else { return nil }
+
+        let forms = referenceStore.fetchVerbForms(verbId: verb.id).filter { form in
+            coreTenseIDs.contains(form.tenseId) &&
+            (settings.showVosotros || form.personIndex != 4)
+        }
+
+        return forms.randomElement()
+    }
+
     private func pickRandomForm() -> VerbForm? {
         let settings = settings()
         let verbs = referenceStore.fetchVerbs(selectedLevel: settings.selectedLevel)

Conjuga/Conjuga/ViewModels/PracticeViewModel.swift

@@ -45,6 +45,7 @@ enum FocusMode: Sendable {
     case none
     case weakVerbs
     case irregularity(IrregularityFilter)
+    case commonTenses
 }
 
 @MainActor

Conjuga/Conjuga/Views/Guide/GuideView.swift

@@ -100,12 +100,25 @@ private struct TenseRowView: View {
     let tense: TenseInfo
 
     var body: some View {
-        VStack(alignment: .leading, spacing: 2) {
-            Text(tense.english)
-                .font(.headline)
-            Text(tense.spanish)
-                .font(.subheadline)
-                .foregroundStyle(.secondary)
+        HStack {
+            VStack(alignment: .leading, spacing: 2) {
+                Text(tense.english)
+                    .font(.headline)
+                Text(tense.spanish)
+                    .font(.subheadline)
+                    .foregroundStyle(.secondary)
+            }
+
+            Spacer()
+
+            if tense.isCore {
+                Text("Essential")
+                    .font(.caption2.weight(.semibold))
+                    .foregroundStyle(.orange)
+                    .padding(.horizontal, 8)
+                    .padding(.vertical, 3)
+                    .background(.orange.opacity(0.12), in: Capsule())
+            }
         }
     }
 }

Conjuga/Conjuga/Views/Practice/PracticeView.swift

@@ -135,6 +135,44 @@ struct PracticeView: View {
                         .font(.headline)
                         .frame(maxWidth: .infinity, alignment: .leading)
 
+                    // Common tenses focus
+                    Button {
+                        viewModel.practiceMode = .flashcard
+                        viewModel.focusMode = .commonTenses
+                        viewModel.sessionCorrect = 0
+                        viewModel.sessionTotal = 0
+                        viewModel.loadNextCard(
+                            localContext: modelContext,
+                            cloudContext: cloudModelContext
+                        )
+                        withAnimation { isPracticing = true }
+                    } label: {
+                        HStack(spacing: 14) {
+                            Image(systemName: "star.fill")
+                                .font(.title3)
+                                .foregroundStyle(.orange)
+                                .frame(width: 32)
+
+                            VStack(alignment: .leading, spacing: 2) {
+                                Text("Common Tenses")
+                                    .font(.subheadline.weight(.semibold))
+                                Text("Practice the 6 most essential tenses")
+                                    .font(.caption)
+                                    .foregroundStyle(.secondary)
+                            }
+
+                            Spacer()
+
+                            Image(systemName: "chevron.right")
+                                .font(.caption)
+                                .foregroundStyle(.tertiary)
+                        }
+                        .padding(.horizontal, 16)
+                        .padding(.vertical, 12)
+                    }
+                    .tint(.primary)
+                    .glassEffect(in: RoundedRectangle(cornerRadius: 14))
+
                     // Weak verbs focus
                     Button {
                         viewModel.practiceMode = .flashcard