import SwiftUI

enum Theme {
    static let background = Color(red: 0.97, green: 0.96, blue: 0.94)
    static let textPrimary = Color.black
    static let textSecondary = Color.gray

    static let designShelf = LinearGradient(
        colors: [Color(red: 0.87, green: 0.66, blue: 0.45), Color(red: 0.79, green: 0.55, blue: 0.34)],
        startPoint: .top,
        endPoint: .bottom
    )

    static let psychologyShelf = LinearGradient(
        colors: [Color(red: 0.58, green: 0.67, blue: 0.78), Color(red: 0.45, green: 0.55, blue: 0.66)],
        startPoint: .top,
        endPoint: .bottom
    )

    static let novelsShelf = LinearGradient(
        colors: [Color.white, Color(red: 0.9, green: 0.9, blue: 0.9)],
        startPoint: .top,
        endPoint: .bottom
    )

    static func headerSerif(size: CGFloat) -> Font {
        .custom("NewYork-Regular", size: size, relativeTo: .largeTitle)
    }
}