{
  "$schema": "https://www.digitaltableteur.com/schemas/contract-spec/1.0/contract.schema.json",
  "specVersion": "1.0",
  "name": "ExpandableSection",
  "status": "stable",
  "description": "Collapsible content region with a trigger header. Lighter than `Accordion` (which manages a group of expandables) — used standalone for a single 'show more' or detail-disclosure section.",
  "package": {
    "name": "@digitaltableteur/react",
    "import": "import { ExpandableSection } from \"@digitaltableteur/react\";"
  },
  "props": {
    "collapsedLabel": {
      "type": "string",
      "optional": false,
      "description": "Trigger label when collapsed"
    },
    "expandedLabel": {
      "type": "string",
      "optional": true,
      "description": "Trigger label when expanded (optional, defaults to collapsedLabel)"
    },
    "defaultExpanded": {
      "type": "boolean",
      "optional": true,
      "description": "Whether the section is initially expanded"
    },
    "expanded": {
      "type": "boolean",
      "optional": true,
      "description": "Controlled expanded state"
    },
    "onExpandedChange": {
      "type": "(expanded: boolean) => void",
      "optional": true,
      "description": "Callback when expansion state changes"
    },
    "children": {
      "type": "ReactNode",
      "optional": false,
      "description": "Content to reveal"
    },
    "className": {
      "type": "string",
      "optional": true,
      "description": "Additional className for the container"
    }
  },
  "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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        "check": "npm run test:stories:matrix:ci",
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        "verification": "automated",
        "wcag": [
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        "verification": "manual",
        "wcag": [
          "2.2.2",
          "2.3.3"
        ],
        "reviewedAt": "2026-11-04"
      },
      {
        "id": "keyboard-contract",
        "statement": "Every documented keyboard interaction works as specified.",
        "verification": "unverified",
        "wcag": [
          "2.1.1",
          "2.1.2"
        ],
        "note": "No exportable evidence record for this check; re-run the check to capture one."
      },
      {
        "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": "2026-07-06 — beta→stable: element corrected section→div; aria contract corrected to the real button+aria-expanded disclosure (the panel unmounts on collapse, so no aria-controls to dangle); reduced-motion CSS guard added for the trigger colour + icon-rotation transitions (the framer-motion morph was already duration-zeroed). AT snapshots bootstrapped across base/light/dark/forced-colors; axe green in light + dark + forced-colors.",
        "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/components/ExpandableSection/ExpandableSection.module.css",
    "../../../nextjs-app/shared/components/ExpandableSection/ExpandableSection.tsx"
  ]
}