{
  "$schema": "https://www.digitaltableteur.com/schemas/contract-spec/1.0/contract.schema.json",
  "specVersion": "1.0",
  "name": "StoryBlock",
  "status": "stable",
  "description": "Narrative section for Work case studies with a subtitle and title, rich text, and images arranged by a selectable layout.",
  "props": {
    "subtitle": {
      "type": "string",
      "optional": true,
      "description": "Optional subtitle/category label"
    },
    "title": {
      "type": "string",
      "optional": false,
      "description": "Main title of the story section"
    },
    "content": {
      "type": "React.ReactNode[]",
      "optional": false,
      "description": "Body content as array of paragraphs or React nodes"
    },
    "images": {
      "type": "StoryImage | StoryImage[]",
      "optional": true,
      "description": "Image or images to display. Without imageLayout they render as single\n(one image) or grid (several); imageLayout=\"none\" hides them."
    },
    "imageLayout": {
      "type": "union",
      "values": [
        "single",
        "none",
        "grid"
      ],
      "optional": true,
      "description": "Image layout: \"single\" (1 col), \"grid\" (2 col when there is more than one\nimage) or \"none\" (images hidden). When omitted, passed images render as\n\"single\" for one image and \"grid\" for several."
    },
    "backgroundColor": {
      "type": "union",
      "values": [
        "transparent",
        "light",
        "white"
      ],
      "optional": true,
      "description": "Background color variant; defaults to transparent. It colours the root\nelement and never changes which element that is."
    },
    "maxWidth": {
      "type": "union",
      "values": [
        "sm",
        "md",
        "lg",
        "full",
        "xl"
      ],
      "optional": true,
      "description": "Maximum width constraint; defaults to md."
    },
    "spacing": {
      "type": "union",
      "values": [
        "compact",
        "default",
        "comfortable",
        "spacious"
      ],
      "optional": true,
      "description": "Spacing variant; defaults to comfortable."
    },
    "className": {
      "type": "string",
      "optional": true,
      "description": "Additional CSS class"
    },
    "as": {
      "type": "union",
      "values": [
        "article",
        "div",
        "section"
      ],
      "optional": true,
      "description": "Root element, also when a background color is set. The inner PageLayout\nwrapper is always a <div>, so sections never nest. Defaults to \"section\"."
    },
    "ariaLabel": {
      "type": "string",
      "optional": true,
      "description": "Accessible label for the section or article (defaults to the title). Not\napplied when as=\"div\", since a generic element cannot be named."
    },
    "headingLevel": {
      "type": "2 | 3 | 4",
      "optional": true,
      "description": "Heading level for the section title; visual size is unchanged. Defaults\nto 2 (a section directly under the page h1); pass 3 or 4 when the block\nsits under a deeper heading."
    }
  },
  "accessibility": {
    "criteria": [
      {
        "id": "axe-no-violations",
        "statement": "Required stories produce no axe violations at the configured severity.",
        "verification": "automated",
        "wcag": [
          "2.5.8"
        ],
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        "verification": "automated",
        "wcag": [
          "1.3.1",
          "4.1.2"
        ],
        "check": "npm run test:stories:matrix:ci",
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      },
      {
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        "statement": "The component remains legible and operable under a real browser forced-colors: active pass.",
        "verification": "automated",
        "check": "npm run test:stories:hc",
        "evidence": [
          {
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            "passed": true,
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            "passed": true,
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        ]
      },
      {
        "id": "aria-requirements",
        "statement": "Documented ARIA roles, states, and properties are present on the rendered output.",
        "verification": "unverified",
        "wcag": [
          "4.1.2"
        ],
        "note": "No exportable evidence record for this check; re-run the check to capture one."
      },
      {
        "id": "human-a11y-review",
        "statement": "A human completed an end-to-end accessibility review of this component.",
        "verification": "manual",
        "note": "2026-05-28 — Promoted from alpha: Example + ForcedColors stories present; Storybook axe gate enabled. 2026-07-09 — Promoted beta→stable: AT snapshots captured for all required stories (base mode, sibling SiteFooter convention), forced-colors pass re-verified in real browser, consumers audited (12 production pages each).",
        "reviewedAt": "2026-11-04"
      }
    ]
  },
  "governance": {
    "owner": "design-system",
    "lastReviewed": "2026-11-04",
    "note": "Reviewed by Petri Lahdelma; prepared by Claude from a code review on 2026-11-03"
  },
  "source": [
    "../../../nextjs-app/shared/patterns/StoryBlock/StoryBlock.module.css",
    "../../../nextjs-app/shared/patterns/StoryBlock/StoryBlock.tsx"
  ]
}