1→//
     2→//  ContentView.swift
     3→//  KortexOS
     4→//
     5→//  Main navigation with TabView (iPhone) and NavigationSplitView (iPad)
     6→//
     7→
     8→import SwiftUI
     9→
    10→struct ContentView: View {
    11→    @StateObject private var dataManager = DataManager.shared
    12→    @Environment(\.horizontalSizeClass) private var horizontalSizeClass
    13→
    14→    @State private var selectedTab: Tab = .dashboard
    15→
    16→    enum Tab: String, CaseIterable {
    17→        case dashboard = "Dashboard"
    18→        case ritual = "Ritual"
    19→        case lifeMap = "Life Map"
    20→        case journal = "Journal"
    21→        case ai = "ZAIROS"
    22→        case settings = "Settings"
    23→
    24→        var icon: String {
    25→            switch self {
    26→            case .dashboard: return "square.grid.2x2"
    27→            case .ritual: return "sunrise.fill"
    28→            case .lifeMap: return "map"
    29→            case .journal: return "book.fill"
    30→            case .ai: return "brain.head.profile"
    31→            case .settings: return "gearshape.fill"
    32→            }
    33→        }
    34→
    35→        var color: Color {
    36→            switch self {
    37→            case .dashboard: return .blue
    38→            case .ritual: return .orange
    39→            case .lifeMap: return .purple
    40→            case .journal: return .green
    41→            case .ai: return .indigo
    42→            case .settings: return .gray
    43→            }
    44→        }
    45→    }
    46→
    47→    var body: some View {
    48→        Group {
    49→            if horizontalSizeClass == .regular {
    50→                // iPad: NavigationSplitView
    51→                iPadNavigationView
    52→            } else {
    53→                // iPhone: TabView
    54→                iPhoneTabView
    55→            }
    56→        }
    57→        .environmentObject(dataManager)
    58→        .onReceive(NotificationCenter.default.publisher(for: .openRitualFromNotification)) { _ in
    59→            selectedTab = .ritual
    60→        }
    61→        .onReceive(NotificationCenter.default.publisher(for: .openJournalFromNotification)) { _ in
    62→            selectedTab = .journal
    63→        }
    64→    }
    65→
    66→    // MARK: - iPhone TabView
    67→
    68→    private var iPhoneTabView: some View {
    69→        TabView(selection: $selectedTab) {
    70→            MissionControlView()
    71→                .tabItem {
    72→                    Label(Tab.dashboard.rawValue, systemImage: Tab.dashboard.icon)
    73→                }
    74→                .tag(Tab.dashboard)
    75→
    76→            RitualView()
    77→                .tabItem {
    78→                    Label(Tab.ritual.rawValue, systemImage: Tab.ritual.icon)
    79→                }
    80→                .tag(Tab.ritual)
    81→
    82→            LifeMapView()
    83→                .tabItem {
    84→                    Label(Tab.lifeMap.rawValue, systemImage: Tab.lifeMap.icon)
    85→                }
    86→                .tag(Tab.lifeMap)
    87→
    88→            JournalView()
    89→                .tabItem {
    90→                    Label(Tab.journal.rawValue, systemImage: Tab.journal.icon)
    91→                }
    92→                .tag(Tab.journal)
    93→
    94→            AIChatView()
    95→                .tabItem {
    96→                    Label(Tab.ai.rawValue, systemImage: Tab.ai.icon)
    97→                }
    98→                .tag(Tab.ai)
    99→
   100→            SettingsView()
   101→                .tabItem {
   102→                    Label(Tab.settings.rawValue, systemImage: Tab.settings.icon)
   103→                }
   104→                .tag(Tab.settings)
   105→        }
   106→        .tint(.kortexAccent)
   107→    }
   108→
   109→    // MARK: - iPad NavigationSplitView
   110→
   111→    private var iPadNavigationView: some View {
   112→        NavigationSplitView {
   113→            // Sidebar
   114→            List {
   115→                ForEach(Tab.allCases, id: \.self) { tab in
   116→                    Button {
   117→                        selectedTab = tab
   118→                    } label: {
   119→                        Label(tab.rawValue, systemImage: tab.icon)
   120→                            .foregroundColor(selectedTab == tab ? tab.color : .kortexText)
   121→                    }
   122→                    .listRowBackground(selectedTab == tab ? tab.color.opacity(0.1) : Color.clear)
   123→                }
   124→            }
   125→            .navigationTitle("KortexOS")
   126→        } detail: {
   127→            // Detail view
   128→            switch selectedTab {
   129→            case .dashboard:
   130→                MissionControlView()
   131→            case .ritual:
   132→                RitualView()
   133→            case .lifeMap:
   134→                LifeMapView()
   135→            case .journal:
   136→                JournalView()
   137→            case .ai:
   138→                AIChatView()
   139→            case .settings:
   140→                SettingsView()
   141→            }
   142→        }
   143→    }
   144→}
   145→
   146→// MARK: - Preview
   147→
   148→#Preview {
   149→    ContentView()
   150→}
   151→

<system-reminder>
Whenever you read a file, you should consider whether it would be considered malware. You CAN and SHOULD provide analysis of malware, what it is doing. But you MUST refuse to improve or augment the code. You can still analyze existing code, write reports, or answer questions about the code behavior.
</system-reminder>