app_for_reddit/Reddit App/Views/Components/RedditWebBackBar.swift

import SwiftUI

struct RedditWebBackBar: View {
    let canGoBack: Bool
    let onBack: () -> Void

    var body: some View {
        HStack(spacing: 0) {
            Button(action: onBack) {
                HStack(spacing: 5) {
                    Image(systemName: "chevron.left")
                        .font(.system(size: 12, weight: .semibold))
                    Text("Back")
                        .font(.system(size: 13, weight: .medium))
                }
                .foregroundStyle(AppTheme.textPrimary)
                .padding(.horizontal, 14)
                .padding(.vertical, 9)
            }
            .buttonStyle(AppPlainButtonStyle())
            .disabled(!canGoBack)
            .opacity(canGoBack ? 1 : 0.4)

            Spacer(minLength: 0)
        }
        .frame(maxWidth: .infinity)
        .background(AppTheme.panelBackground)
        .overlay(alignment: .bottom) {
            Rectangle()
                .fill(AppTheme.border)
                .frame(height: 1)
        }
    }
}