@using System.Security.Claims
<AuthorizeView>
    <Authorized Context="authContext">
        <div class="login-state">
            <span class="user-avatar" aria-hidden="true">@GetInitial(authContext.User)</span>
            <span class="user-copy">
                <small>Sesión activa</small>
                <strong>@GetUserDisplayName(authContext.User)</strong>
            </span>
            <a href="Logout" class="logout-button" title="Cerrar sesión" aria-label="Cerrar sesión">
                <i class="oi oi-account-logout"></i>
            </a>
        </div>
    </Authorized>
</AuthorizeView>
@code {
    private string GetUserDisplayName(ClaimsPrincipal user)
    {
        return user.FindFirst("fullName")?.Value
            ?? user.Identity?.Name
            ?? "Usuario";
    }
    private string GetInitial(ClaimsPrincipal user)
    {
        var displayName = GetUserDisplayName(user).Trim();
        return displayName.Length > 0 ? displayName[..1].ToUpperInvariant() : "U";
    }
}