$ErrorActionPreference = 'Stop'

function Read-Utf8([string]$Path) { [System.IO.File]::ReadAllText((Join-Path (Join-Path $PSScriptRoot '..') $Path), [System.Text.Encoding]::UTF8) }
function Assert-Contains([string]$Content, [string]$Expected, [string]$Message) { if (-not $Content.Contains($Expected)) { throw $Message } }
function Assert-Match([string]$Content, [string]$Pattern, [string]$Message) { if ($Content -notmatch $Pattern) { throw $Message } }

$f01 = Read-Utf8 'pages/family/f01-family-feed.vue'
$f02 = Read-Utf8 'pages/family/f02-publish-feed.vue'

foreach ($expected in @('24rpx','23rpx','22rpx')) {
  Assert-Match $f01 "font-size:\s*$expected" "F01 readability token missing: $expected"
}
foreach ($expected in @('24rpx','23rpx')) {
  Assert-Match $f02 "font-size:\s*$expected" "F02 readability token missing: $expected"
}
Write-Output 'F01-F02 readability visual contract passed.'