$ErrorActionPreference = 'Stop'
$root = Split-Path $PSScriptRoot -Parent
$component = [System.IO.File]::ReadAllText((Join-Path $root 'components/tree/TreeMemberForm.vue'), [System.Text.Encoding]::UTF8)

foreach ($expected in @(
  'grid-template-columns: auto minmax(0, 1fr)',
  'min-height: min(640px, calc((100vw - 16px) * 1.48))',
  'background: url("/static/assets/modules/tree/transparent/t01-state-panel.png")',
  'background: url("/static/assets/modules/tree/transparent/t07-search-input-frame.png")'
)) {
  if (-not $component.Contains($expected)) { throw "TreeMemberForm document-flow contract missing: $expected" }
}

if ($component -match '(?m)\bposition\s*:') {
  throw 'TreeMemberForm must not retain positioning in ordinary forms, fields, actions, or result content'
}

Write-Output 'TREE-MEMBER-FORM-DOCUMENT-FLOW-CONTRACT PASS'