{
  "schemaVersion": 1,
  "type": "resource",
  "id": "utopia",
  "evaluation": {
    "reviewedOn": "2026-10-19",
    "status": "checked",
    "modes": [
      "http",
      "browser"
    ],
    "summary": "The public viewport slider changed its preview from 210 to 767 pixels. This confirms that sample interaction; it does not validate every generated type or spacing scale.",
    "reportUrl": "/design-evaluations/resource-utopia.json",
    "identity": {
      "target": "https://utopia.fyi/",
      "version": "Unversioned public page checked 2026-10-19",
      "integrity": "sha256:aa6d29ad9f952590252528431137833483d0801d1a157a4fc60160afd9ecfa58"
    },
    "environment": [
      "Chromium 155.0.8059.82 on Windows; fresh temporary profile and fresh account-free contexts.",
      "Public HTTPS GET/HEAD requests only; telemetry/auth routes and WebSockets blocked. No account storage or credential environment variables."
    ],
    "tests": [
      {
        "name": "Public document and DOM",
        "mode": "browser",
        "method": "Fresh Chromium GET, then inspect rendered controls after hydration delay",
        "result": "pass",
        "observation": "HTTP 200; 0 captured button labels; 2 inputs; 0 canvases."
      },
      {
        "name": "Fluid preview slider",
        "mode": "browser",
        "method": "Move viewport slider between its minimum and maximum values and compare rendered preview state",
        "result": "pass",
        "observation": "[{\"value\":\"210\",\"widths\":[210]},{\"value\":\"767\",\"widths\":[767]}]"
      }
    ],
    "security": {
      "scope": "Passive inspection of the public response headers, requested hosts and the named browser sample. No active exploitation, authenticated permissions test or complete security audit.",
      "findings": [
        {
          "level": "caution",
          "basis": "observed",
          "title": "Preview width is not a readability check",
          "detail": "The slider changed the rendered preview width. That says nothing about text zoom, long translated labels or a chosen scale meeting your reading needs."
        }
      ],
      "limits": [
        "No authenticated workspace, private content, production backend permissions or data-retention verification.",
        "No complete calculator-export round trip or font-dependent readability study was performed."
      ]
    },
    "practicalCaveats": [
      "Choose minimum and maximum values with real content, then test the resulting CSS at zoom and narrow widths.",
      "Pin and recheck the selected version or sample before adoption; the observations apply only to the scope and date shown."
    ],
    "limits": [
      "No complete calculator-export round trip or font-dependent readability study was performed.",
      "Fresh-browser restrictions can affect external assets and hydration. Initial failed selectors and limited probes remain in the evidence; they are not blanket product failures."
    ],
    "sources": [
      {
        "label": "Primary public resource",
        "url": "https://utopia.fyi/"
      }
    ]
  }
}