{
  "$schema": "https://www.digitaltableteur.com/schemas/contract-spec/1.0/contract.schema.json",
  "specVersion": "1.0",
  "name": "GridBlock",
  "status": "stable",
  "description": "Responsive grid of case-study content cells with column, gap, spacing and background knobs, used across Work project pages.",
  "props": {
    "cells": {
      "type": "GridCell[]",
      "optional": false,
      "description": "Array of grid cells to render"
    },
    "columns": {
      "type": "1 | 2 | 3 | 4",
      "optional": true,
      "description": "Number of columns in the grid. Defaults to 2."
    },
    "gap": {
      "type": "union",
      "values": [
        "none",
        "small",
        "medium",
        "large"
      ],
      "optional": true,
      "description": "Gap between cells. Defaults to \"medium\"."
    },
    "backgroundColor": {
      "type": "union",
      "values": [
        "transparent",
        "light",
        "white"
      ],
      "optional": true,
      "description": "Background color variant, applied to the outer element through a CSS Modules class. Defaults to \"transparent\"."
    },
    "maxWidth": {
      "type": "union",
      "values": [
        "sm",
        "md",
        "lg",
        "full",
        "xl"
      ],
      "optional": true,
      "description": "Maximum width constraint passed to the inner PageLayout. Defaults to \"md\"."
    },
    "spacing": {
      "type": "union",
      "values": [
        "compact",
        "default",
        "comfortable",
        "spacious"
      ],
      "optional": true,
      "description": "Spacing variant passed to the inner PageLayout. Defaults to \"comfortable\"."
    },
    "className": {
      "type": "string",
      "optional": true,
      "description": "Additional CSS class on the inner grid <div>, not on the root <section>."
    },
    "as": {
      "type": "union",
      "values": [
        "article",
        "div",
        "section"
      ],
      "optional": true,
      "description": "Outer element. The inner PageLayout wrapper is always a <div>, so sections never nest. Defaults to \"section\"."
    }
  },
  "accessibility": {
    "criteria": [
      {
        "id": "axe-no-violations",
        "statement": "Required stories produce no axe violations at the configured severity.",
        "verification": "automated",
        "wcag": [
          "2.5.8"
        ],
        "check": "npm run test:stories:matrix:ci",
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            "passed": true,
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        "verification": "automated",
        "wcag": [
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        ],
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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",
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        ]
      },
      {
        "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/GridBlock/GridBlock.module.css",
    "../../../nextjs-app/shared/patterns/GridBlock/GridBlock.tsx"
  ]
}