import SwiftUI

enum AppTheme {
    // Brand
    static let blue = Color(hex: "#2563EB")
    static let blueLight = Color(hex: "#3B82F6")
    static let green = Color(hex: "#16A34A")
    static let greenLight = Color(hex: "#22C55E")
    static let red = Color(hex: "#DC2626")
    static let orange = Color(hex: "#EA580C")

    // Backgrounds
    static let background = Color.white
    static let cardBackground = Color.white
    static let cardBorder = Color(hex: "#E5E7EB")

    // Text
    static let textPrimary = Color(hex: "#111827")
    static let textSecondary = Color(hex: "#6B7280")
    static let textTertiary = Color(hex: "#9CA3AF")

    // Status
    static let connectedBorder = Color(hex: "#16A34A")
    static let lanBorder = Color(hex: "#2563EB")

    // Typography
    static let titleFont = Font.system(size: 28, weight: .bold, design: .default)
    static let headlineFont = Font.system(size: 17, weight: .semibold)
    static let bodyFont = Font.system(size: 15, weight: .regular)
    static let captionFont = Font.system(size: 13, weight: .regular)
    static let smallFont = Font.system(size: 11, weight: .medium)

    static let cardCornerRadius: CGFloat = 12
    static let cardPadding: CGFloat = 16
    static let sectionSpacing: CGFloat = 24
}

extension Color {
    init(hex: String) {
        var h = hex.trimmingCharacters(in: .init(charactersIn: "#"))
        if h.count == 3 { h = h.map { "\($0)\($0)" }.joined() }
        let n = UInt64(h, radix: 16) ?? 0
        let r = Double((n >> 16) & 0xFF) / 255
        let g = Double((n >> 8) & 0xFF) / 255
        let b = Double(n & 0xFF) / 255
        self.init(red: r, green: g, blue: b)
    }
}