{
  "title": "Dropdown hidden controls",
  "beforeRevision": "1abbd4b41544dd8a74b19ff3359029537bbaa41b",
  "afterRevision": "92cc0b57fab00cebed9f065999f1255e27bc5255",
  "builds": {
    "before": "4f9d5a4fab9f2c85",
    "after": "cd4e9b7965bca919"
  },
  "versions": {
    "before": {
      "pins": {
        "agentServer": "1.58.1",
        "agentCanvas": "1.33.0",
        "automation": "1.25.1"
      },
      "reportedRuntime": null,
      "node": "v24.22.1",
      "npm": "11.12.1",
      "chromeBinary": "/Applications/Google Chrome.app/Contents/MacOS/Google Chrome",
      "browserUserAgent": "Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) HeadlessChrome/156.0.0.0 Safari/537.36",
      "automationVersionEvidence": "Explicit launch override 1.25.1 matches committed pin; health endpoint status has no independent version field."
    },
    "after": {
      "pins": {
        "agentServer": "1.58.1",
        "agentCanvas": "1.33.0",
        "automation": "1.25.1"
      },
      "reportedRuntime": null,
      "node": "v24.22.1",
      "npm": "11.12.1",
      "chromeBinary": "/Applications/Google Chrome.app/Contents/MacOS/Google Chrome",
      "browserUserAgent": "Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) HeadlessChrome/156.0.0.0 Safari/537.36",
      "automationVersionEvidence": "Explicit launch override 1.25.1 matches committed pin; health endpoint status has no independent version field."
    }
  },
  "implementation": {
    "before": "The shared Dropdown primitive applies the visually-hidden contract inline to its hidden real input and toggle button.",
    "after": "The same two native controls use compiled sr-only CSS, preserving1px geometry, clipping, semantic wiring and existing interaction paths.",
    "owners": [
      "src/ui/dropdown/dropdown.tsx"
    ],
    "preserved": "Native Downshift controls, tab index/ARIA relationships, hidden-trigger popovers, ordinary visible-trigger search/selection and phone paths."
  },
  "scope": {
    "before": {
      "production": "Real Local Canvas with Agent Server 1.58.1, automation 1.25.1, --mars-web, installed Chrome private isolated profile. No route interception, DOM mutation, mocks, or source changes.",
      "dropdown": "Collapsed hidden-trigger popup via native hover and Manage click; visible-trigger search/no-options/ArrowDownEnter select Local; phone drawer is unchanged visible-trigger smoke. No programmatic focus of hidden input.",
      "phone": "390×844 real expanded drawer and visible-trigger dropdown smoke; same Neutral theme.",
      "model": "Unconfigured; no conversation/model/tool execution.",
      "media": "Original PNG/MP4 bytes retained;25fps native recording preserves action timing, not a speed comparison. Recorder trims still lead-in and adds final hold."
    },
    "after": {
      "production": "Real Local Canvas with Agent Server 1.58.1, automation 1.25.1, --mars-web, installed Chrome private isolated profile. No route interception, DOM mutation, mocks, or source changes.",
      "dropdown": "Collapsed hidden-trigger popup via native hover and Manage click; visible-trigger search/no-options/ArrowDownEnter select Local; phone drawer is unchanged visible-trigger smoke. No programmatic focus of hidden input.",
      "phone": "390×844 real expanded drawer and visible-trigger dropdown smoke; same Neutral theme.",
      "model": "Unconfigured; no conversation/model/tool execution.",
      "media": "Original PNG/MP4 bytes retained;25fps native recording preserves action timing, not a speed comparison. Recorder trims still lead-in and adds final hold."
    },
    "mainFilm": "Selected genuine form/dropdown paths; separate notes distinguish changed and unchanged branches."
  },
  "comparisonSummary": "2 named computed samples paired, with 0 stable-field differences, 0 disclosed geometry differences and 2 separately disclosed clipping-mechanism observations. Read comparison JSON for scope; source clip lengths and relative time text are not performance or identity claims.",
  "limits": [
    "Appearance-preserving refactor of existing styles. This compares the specified genuine revisions and selected observed paths, with no claim of global pixel identity, exhaustive UI coverage or speed improvement.",
    "Native recordings retain their existing frame cadence without editorial speed changes. Recorder lead-in/hold behavior and any capture misses are retained per original source. Selected excerpts are labelled; all selected complete originals remain downloadable.",
    "Full viewport context precedes labelled detail crops. Held PNGs are labelled as stills in captions and provenance; no recorded motion is implied.",
    "No model message, real provider credentials, paid API/resource, real webhook delivery or automation execution was used. Any genuine unconfigured-model or public-webhook warning is preserved.",
    "Dropdown captures use Neutral; no all-five-theme dropdown coverage is claimed.",
    "Only two matched desktop computed samples support control geometry. A phone-viewport query matched a hidden desktop duplicate and is excluded from visible-phone geometry claims; the original observation is retained and labelled.",
    "Clipping moves from inline clip:rect(0,0,0,0) to compiled clip-path:inset(50%). This is equivalent empty painted clipping, not literal declaration identity. Baseline live clipPath was not sampled; actual legacy clip was.",
    "The changed path is the hidden-trigger input and toggle in the collapsed backend popover. Ordinary visible-trigger keyboard/search and phone views are explicitly unchanged-path smoke.",
    "No hidden input was programmatically focused to invent a keyboard path. Only native visible controls were used for the observed keyboard selection."
  ],
  "captureProvenance": "dropdown-hidden-controls-capture-provenance.json",
  "captureProvenanceSha256": "ba44171a5c437bf3459cfd8cab7273ed7c523d8b2bb0a8fcbce61911bd3a029d",
  "evidenceDownload": "dropdown-hidden-controls-evidence.zip",
  "evidenceDownloadSha256": "6592d6782e7c4630da4c5d4ebbe76fa8b237b8da594ab2701f8713cae4e180c8",
  "pullRequest": "https://github.com/OpenHands/OpenHands/pull/18918",
  "film": {
    "dimensions": [
      1440,
      1120
    ],
    "fps": 25,
    "durationSeconds": 24.64,
    "scenes": [
      {
        "phase": "before",
        "sourceRevision": "1abbd4b41544dd8a74b19ff3359029537bbaa41b",
        "kind": "screenshot",
        "publicSourcePath": "dropdown-hidden-controls-evidence/before/neutral-desktop-hidden-popup.png",
        "label": "Before · Inline hiding",
        "subtitle": "Collapsed backend menu · Full context",
        "caption": "Before: Real Neutral1440×1000 collapsed sidebar backend popup. Hidden native controls remain hidden. Authentic PNG held 2 seconds.",
        "view": "Collapsed backend menu · Full context",
        "cropDisclosure": "Full original viewport below the separate editorial header.",
        "sourceSha256": "802817b464a065a0334f396239c2fcf9ed83a46fb699ae8a0a7b4b76eab63a8e",
        "sourceBytes": 75987,
        "sourceDurationSeconds": null,
        "sourceFps": null,
        "timelineSeconds": [
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        ],
        "presentationDurationSeconds": 2.0,
        "editorialSpeedChange": false,
        "sourceStartSeconds": null,
        "sourceSelectedRangeSeconds": null,
        "fullOriginalSelected": false,
        "fullOriginalTimelineSelected": false,
        "fullOriginalViewportSelected": true,
        "sourcePlaybackNote": "Authentic PNG held for the stated presentation duration. A still has no source time range; no recorded motion is implied."
      },
      {
        "phase": "before",
        "sourceRevision": "1abbd4b41544dd8a74b19ff3359029537bbaa41b",
        "kind": "recording",
        "publicSourcePath": "dropdown-hidden-controls-evidence/before/neutral-desktop-hidden-dropdown.mp4",
        "label": "Before · Inline hiding",
        "subtitle": "Native menu path · Full context",
        "caption": "Before: Actual hover popup, Manage backends action and dismissal. Complete native recording at its existing cadence, with no editorial speed change.",
        "view": "Native menu path · Full context",
        "cropDisclosure": "Full original viewport below the separate editorial header.",
        "sourceSha256": "98d20c3b069bc523d4c38ad636f760e4d6d823a84af4c2488d139cea81cc3bab",
        "sourceBytes": 114270,
        "sourceDurationSeconds": 3.92,
        "sourceFps": 25.0,
        "timelineSeconds": [
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        ],
        "presentationDurationSeconds": 3.92,
        "editorialSpeedChange": false,
        "sourceStartSeconds": 0,
        "sourceSelectedRangeSeconds": [
          0,
          3.92
        ],
        "fullOriginalSelected": true,
        "fullOriginalTimelineSelected": true,
        "fullOriginalViewportSelected": true,
        "sourcePlaybackNote": "Selected MP4 interval presented at its existing frame cadence. Recorder caps an initial static lead-in at 1 second and holds the final frame at least 1 second; action intervals retain capture timing. Presentation repeats frames only for output cadence; no motion interpolation."
      },
      {
        "phase": "before",
        "sourceRevision": "1abbd4b41544dd8a74b19ff3359029537bbaa41b",
        "kind": "screenshot",
        "publicSourcePath": "dropdown-hidden-controls-evidence/before/neutral-desktop-hidden-popup.png",
        "label": "Before · Inline hiding",
        "subtitle": "Detail · Hidden controls stay hidden",
        "caption": "Before: Actual lower-left source detail. Native controls retain their1px clipped contract; readable menu options are unchanged. Authentic PNG held 2.4 seconds.",
        "view": "Detail · Hidden controls stay hidden",
        "cropDisclosure": "Actual source crop x0/y730/450×270px, fitted below separate editorial header.",
        "crop": [
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          730,
          450,
          270
        ],
        "sourceSha256": "802817b464a065a0334f396239c2fcf9ed83a46fb699ae8a0a7b4b76eab63a8e",
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        "sourceDurationSeconds": null,
        "sourceFps": null,
        "timelineSeconds": [
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        "presentationDurationSeconds": 2.4,
        "editorialSpeedChange": false,
        "sourceStartSeconds": null,
        "sourceSelectedRangeSeconds": null,
        "fullOriginalSelected": false,
        "fullOriginalTimelineSelected": false,
        "fullOriginalViewportSelected": false,
        "sourcePlaybackNote": "Authentic PNG held for the stated presentation duration. A still has no source time range; no recorded motion is implied."
      },
      {
        "phase": "before",
        "sourceRevision": "1abbd4b41544dd8a74b19ff3359029537bbaa41b",
        "kind": "screenshot",
        "publicSourcePath": "dropdown-hidden-controls-evidence/before/neutral-desktop-visible-keyboard-selected.png",
        "label": "Before · Inline hiding",
        "subtitle": "Visible trigger · Unchanged branch",
        "caption": "Before: Actual selected Local state on the ordinary visible trigger. Native keyboard steps are separately logged; this held still does not demonstrate motion or timing. Authentic PNG held 2 seconds.",
        "view": "Visible trigger · Unchanged branch",
        "cropDisclosure": "Full original viewport below the separate editorial header.",
        "sourceSha256": "c43ddf34e122b4f8577b8719e70f9c1ff63b15ccd4ad16b393ee9a9b3453a2b6",
        "sourceBytes": 84996,
        "sourceDurationSeconds": null,
        "sourceFps": null,
        "timelineSeconds": [
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        "presentationDurationSeconds": 2.0,
        "editorialSpeedChange": false,
        "sourceStartSeconds": null,
        "sourceSelectedRangeSeconds": null,
        "fullOriginalSelected": false,
        "fullOriginalTimelineSelected": false,
        "fullOriginalViewportSelected": true,
        "sourcePlaybackNote": "Authentic PNG held for the stated presentation duration. A still has no source time range; no recorded motion is implied."
      },
      {
        "phase": "before",
        "sourceRevision": "1abbd4b41544dd8a74b19ff3359029537bbaa41b",
        "kind": "screenshot",
        "publicSourcePath": "dropdown-hidden-controls-evidence/before/neutral-phone-visible-dropdown.png",
        "label": "Before · Inline hiding",
        "subtitle": "Phone · Unchanged visible branch",
        "caption": "Before: Actual390×844 Neutral expanded mobile backend dropdown; unchanged-path smoke, not a new hidden-control phone claim. Authentic PNG held 2 seconds.",
        "view": "Phone · Unchanged visible branch",
        "cropDisclosure": "Full original viewport below the separate editorial header.",
        "sourceSha256": "65c6682cd31c7c350475fce7df26cfbf56fdaaaab9e99c958be04c7d8f423f57",
        "sourceBytes": 26030,
        "sourceDurationSeconds": null,
        "sourceFps": null,
        "timelineSeconds": [
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        ],
        "presentationDurationSeconds": 2.0,
        "editorialSpeedChange": false,
        "sourceStartSeconds": null,
        "sourceSelectedRangeSeconds": null,
        "fullOriginalSelected": false,
        "fullOriginalTimelineSelected": false,
        "fullOriginalViewportSelected": true,
        "sourcePlaybackNote": "Authentic PNG held for the stated presentation duration. A still has no source time range; no recorded motion is implied."
      },
      {
        "phase": "after",
        "sourceRevision": "92cc0b57fab00cebed9f065999f1255e27bc5255",
        "kind": "screenshot",
        "publicSourcePath": "dropdown-hidden-controls-evidence/after/neutral-desktop-hidden-popup.png",
        "label": "After · Compiled hiding",
        "subtitle": "Collapsed backend menu · Full context",
        "caption": "After: Real Neutral1440×1000 collapsed sidebar backend popup. Hidden native controls remain hidden. Authentic PNG held 2 seconds.",
        "view": "Collapsed backend menu · Full context",
        "cropDisclosure": "Full original viewport below the separate editorial header.",
        "sourceSha256": "afd3e40bd9ef1350db9f952042060eb2d9efd6410d56d4120db38b48c942c153",
        "sourceBytes": 75986,
        "sourceDurationSeconds": null,
        "sourceFps": null,
        "timelineSeconds": [
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        "presentationDurationSeconds": 2.0,
        "editorialSpeedChange": false,
        "sourceStartSeconds": null,
        "sourceSelectedRangeSeconds": null,
        "fullOriginalSelected": false,
        "fullOriginalTimelineSelected": false,
        "fullOriginalViewportSelected": true,
        "sourcePlaybackNote": "Authentic PNG held for the stated presentation duration. A still has no source time range; no recorded motion is implied."
      },
      {
        "phase": "after",
        "sourceRevision": "92cc0b57fab00cebed9f065999f1255e27bc5255",
        "kind": "recording",
        "publicSourcePath": "dropdown-hidden-controls-evidence/after/neutral-desktop-hidden-dropdown.mp4",
        "label": "After · Compiled hiding",
        "subtitle": "Native menu path · Full context",
        "caption": "After: Actual hover popup, Manage backends action and dismissal. Complete native recording at its existing cadence, with no editorial speed change.",
        "view": "Native menu path · Full context",
        "cropDisclosure": "Full original viewport below the separate editorial header.",
        "sourceSha256": "fe554a99a33401c6995eba32f1ad3a6d151626d5b2d29a74c25eee3167086c5d",
        "sourceBytes": 115694,
        "sourceDurationSeconds": 3.92,
        "sourceFps": 25.0,
        "timelineSeconds": [
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        "presentationDurationSeconds": 3.92,
        "editorialSpeedChange": false,
        "sourceStartSeconds": 0,
        "sourceSelectedRangeSeconds": [
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          3.92
        ],
        "fullOriginalSelected": true,
        "fullOriginalTimelineSelected": true,
        "fullOriginalViewportSelected": true,
        "sourcePlaybackNote": "Selected MP4 interval presented at its existing frame cadence. Recorder caps an initial static lead-in at 1 second and holds the final frame at least 1 second; action intervals retain capture timing. Presentation repeats frames only for output cadence; no motion interpolation."
      },
      {
        "phase": "after",
        "sourceRevision": "92cc0b57fab00cebed9f065999f1255e27bc5255",
        "kind": "screenshot",
        "publicSourcePath": "dropdown-hidden-controls-evidence/after/neutral-desktop-hidden-popup.png",
        "label": "After · Compiled hiding",
        "subtitle": "Detail · Hidden controls stay hidden",
        "caption": "After: Actual lower-left source detail. Native controls retain their1px clipped contract; readable menu options are unchanged. Authentic PNG held 2.4 seconds.",
        "view": "Detail · Hidden controls stay hidden",
        "cropDisclosure": "Actual source crop x0/y730/450×270px, fitted below separate editorial header.",
        "crop": [
          0,
          730,
          450,
          270
        ],
        "sourceSha256": "afd3e40bd9ef1350db9f952042060eb2d9efd6410d56d4120db38b48c942c153",
        "sourceBytes": 75986,
        "sourceDurationSeconds": null,
        "sourceFps": null,
        "timelineSeconds": [
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        "presentationDurationSeconds": 2.4,
        "editorialSpeedChange": false,
        "sourceStartSeconds": null,
        "sourceSelectedRangeSeconds": null,
        "fullOriginalSelected": false,
        "fullOriginalTimelineSelected": false,
        "fullOriginalViewportSelected": false,
        "sourcePlaybackNote": "Authentic PNG held for the stated presentation duration. A still has no source time range; no recorded motion is implied."
      },
      {
        "phase": "after",
        "sourceRevision": "92cc0b57fab00cebed9f065999f1255e27bc5255",
        "kind": "screenshot",
        "publicSourcePath": "dropdown-hidden-controls-evidence/after/neutral-desktop-visible-keyboard-selected.png",
        "label": "After · Compiled hiding",
        "subtitle": "Visible trigger · Unchanged branch",
        "caption": "After: Actual selected Local state on the ordinary visible trigger. Native keyboard steps are separately logged; this held still does not demonstrate motion or timing. Authentic PNG held 2 seconds.",
        "view": "Visible trigger · Unchanged branch",
        "cropDisclosure": "Full original viewport below the separate editorial header.",
        "sourceSha256": "c43ddf34e122b4f8577b8719e70f9c1ff63b15ccd4ad16b393ee9a9b3453a2b6",
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        "sourceDurationSeconds": null,
        "sourceFps": null,
        "timelineSeconds": [
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        "presentationDurationSeconds": 2.0,
        "editorialSpeedChange": false,
        "sourceStartSeconds": null,
        "sourceSelectedRangeSeconds": null,
        "fullOriginalSelected": false,
        "fullOriginalTimelineSelected": false,
        "fullOriginalViewportSelected": true,
        "sourcePlaybackNote": "Authentic PNG held for the stated presentation duration. A still has no source time range; no recorded motion is implied."
      },
      {
        "phase": "after",
        "sourceRevision": "92cc0b57fab00cebed9f065999f1255e27bc5255",
        "kind": "screenshot",
        "publicSourcePath": "dropdown-hidden-controls-evidence/after/neutral-phone-visible-dropdown.png",
        "label": "After · Compiled hiding",
        "subtitle": "Phone · Unchanged visible branch",
        "caption": "After: Actual390×844 Neutral expanded mobile backend dropdown; unchanged-path smoke, not a new hidden-control phone claim. Authentic PNG held 2 seconds.",
        "view": "Phone · Unchanged visible branch",
        "cropDisclosure": "Full original viewport below the separate editorial header.",
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        "sourceFps": null,
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        "presentationDurationSeconds": 2.0,
        "editorialSpeedChange": false,
        "sourceStartSeconds": null,
        "sourceSelectedRangeSeconds": null,
        "fullOriginalSelected": false,
        "fullOriginalTimelineSelected": false,
        "fullOriginalViewportSelected": true,
        "sourcePlaybackNote": "Authentic PNG held for the stated presentation duration. A still has no source time range; no recorded motion is implied."
      }
    ],
    "ambience": {
      "origin": "Original synthesized ambient pad; no external samples or provider.",
      "frequenciesHz": [
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        220,
        261.63
      ],
      "amplitude": 0.004,
      "normalizationGain": 1.250945,
      "fadeInSeconds": 1.5,
      "fadeOutSeconds": 2,
      "meanDbfs": -52.5,
      "peakDbfs": -42.5,
      "applicationAudio": false
    },
    "encodingNote": "Each scene is independently decoded, then concatenated in one continuous H264 encode with 2-second keyframes; no stream-copy video concatenation.",
    "recipeSha256": "30e1fdb514f4a0f66b4696d37ca9975ca12c56adb6585ad3b8f9d2e9a81d9e1d"
  },
  "preview": {
    "file": "dropdown-hidden-controls-poster.jpg",
    "dimensions": [
      1440,
      1120
    ],
    "type": "poster",
    "audio": false,
    "limitation": "Still poster. Play or download the MP4 for the genuine backend dropdown interactions; the hidden controls remain visually hidden."
  },
  "files": {
    "dropdown-hidden-controls-capture-provenance.json": {
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    },
    "dropdown-hidden-controls-captions.vtt": {
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    },
    "dropdown-hidden-controls-evidence.zip": {
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    "dropdown-hidden-controls-before-after.mp4": {
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}