{ "url": "https://en.wikipedia.org", "auditedAt": "2026-07-20T02:49:44.432Z", "mode": "report", "status": "completed", "statusDetail": "Complete atomic audit of 58 checks across five representative public paths. Authenticated editing/account and donation flows were not covered.", "page": { "appType": "mpa", "framework": "MediaWiki", "notes": "Server-rendered encyclopedia with Vector desktop and user-agent-selected mobile skin. Scope covers landing, reading, search, help and missing-title recovery; excludes authenticated editing, account creation, preferences persistence, donation and non-English editions." }, "evidenceUsed": [ "screenshot", "dom", "layout-metrics", "evaluate-probe", "trace", "har", "lighthouse", "axe-core", "discoverability", "headers", "cookies", "trackers", "images", "secrets", "heap-summary", "HTTP fetch" ], "guidanceConsulted": [ "dark-mode", "component-specific-light-dark-theme", "accessibility", "adapt-scrollbar-to-contrast-preferences", "same-document-transitions", "cross-document-transitions", "group-element-transitions", "faster-spa-view-transitions", "scrollytelling", "parallax-scroll-effects", "scroll-entry-exit-effects", "carousel-slide-effects", "physics-based-easing", "individual-transform-properties", "animate-element-entry-exit", "animate-to-from-top-layer", "animate-to-intrinsic-sizes", "dynamic-sibling-animations", "interactive-content-reveal", "pull-to-reveal", "swipe-to-remove", "shrinking-header-on-scroll", "scroll-progress-indicator", "scroll-position-aware-elements", "scroll-snap-realtime-feedback", "scroll-snap-state-sync", "scroll-target-on-load", "soft-edge-content-fade", "scrollability-affordance-hints", "anchor-positioning-tab-underline", "position-aware-tooltips", "interest-triggered-tooltips", "interest-triggered-action-previews", "directional-navigation-transitions", "carousel-snap-highlights", "navigation-drawer", "stack-drill-down", "persistent-app-tours", "persistent-toast-notifications", "light-dismiss-a-dialog", "platform-controls-dismiss-dialog", "declarative-dialog-popover-control", "animated-select-picker", "branded-select-styling", "brand-consistent-forms", "custom-select-picker-layouts", "rich-media-picker", "complex-shapes", "shaped-cutouts", "overflow-clipping-control", "visually-texture-content", "apply-webgl-shaders", "interactive-content-in-3d-scenes", "highlight-text-ranges", "prevent-text-wrapping", "customize-scrollbar-color-and-thickness", "export-html-media-from-canvas", "fluid-scaling", "calculate-with-intrinsic-sizes", "css-layout", "size-aware-styling", "content-based-styling", "child-state-based-styling", "design-token-reactivity", "dynamic-sibling-styling", "form-fields-automatically-fit-contents", "improve-text-layout-and-legibility", "forms", "custom-button-actions", "accessible-error-announcement", "required-field-feedback", "validate-input-after-interaction", "identify-inp-causes", "schedule-tasks-by-priority", "optimize-preload-priority", "improve-next-page-load-performance", "interactions-in-complex-layouts", "performance", "visually-stable-font-fallbacks", "break-up-long-tasks", "identify-heavy-scripts", "optimize-script-priority", "defer-rendering-heavy-content", "defer-work-until-scroll-ends", "optimize-image-priority", "conditional-async-dependencies", "expose-canvas-content-to-browser-features", "move-dom-element-without-losing-state", "precise-text-alignment", "visually-stable-mixed-fonts", "css", "html", "reduce-style-repetition", "security", "privacy", "batch-analytics-events", "full-session-analytics", "calculate-total-foreground-time", "passkeys", "passkey-registration", "passkey-authentication", "passkey-reauthentication", "passkey-conditional-create", "passkey-management", "flicker-free-client-side-ab-testing", "consistent-cross-document-transitions", "stabilize-reactive-state", "resilient-context-menus-and-nested-dropdowns", "persistent-top-layer-ui", "detect-initial-visibility-state", "sequence-distributed-events", "translator", "language-detection", "support-global-calendar-systems", "capture-location-agnostic-data", "format-human-readable-durations", "manage-recurring-intervals", "calculate-event-differentials", "coordinate-global-events", "model-partial-time-concepts", "search-hidden-content", "select-menu-interaction", "style-parent-with-has", "autofill-address-form", "autofill-payment-form", "autofill-sign-in-form", "autofill-sign-up-form", "autofill-highlight-inputs", "deliver-optimized-decorative-images", "resolution-optimized-pseudo-elements", "deprioritize-background-fetches", "efficient-background-processing", "webmcp", "agentic-forms", "agentic-javascript-tools", "language-model", "summarizer" ], "artifacts": [ { "type": "screenshot", "path": "evidence/article-desktop.png", "caption": "article desktop" }, { "type": "screenshot", "path": "evidence/article-discoverability-crawler.png", "caption": "article discoverability crawler" }, { "type": "screenshot", "path": "evidence/article-discoverability-rendered.png", "caption": "article discoverability rendered" }, { "type": "discoverability", "path": "evidence/article-discoverability.json", "caption": "article discoverability" }, { "type": "layout", "path": "evidence/article-layout-mobile.json", "caption": "article layout mobile" }, { "type": "other", "path": "evidence/article-summary.json", "caption": "article summary" }, { "type": "trace-summary", "path": "evidence/article-trace-summary.json", "caption": "article trace summary" }, { "type": "trace", "path": "evidence/article-trace.json", "caption": "article trace" }, { "type": "har", "path": "evidence/article.har", "caption": "article" }, { "type": "other", "path": "evidence/axe.json", "caption": "axe" }, { "type": "other", "path": "evidence/cookies.json", "caption": "cookies" }, { "type": "other", "path": "evidence/head-assets-probe.json", "caption": "head assets probe" }, { "type": "other", "path": "evidence/headers.json", "caption": "headers" }, { "type": "heap", "path": "evidence/heap-baseline.json", "caption": "heap baseline" }, { "type": "heap", "path": "evidence/heap-post.json", "caption": "heap post" }, { "type": "screenshot", "path": "evidence/help-desktop.png", "caption": "help desktop" }, { "type": "other", "path": "evidence/help-probe.json", "caption": "help probe" }, { "type": "screenshot", "path": "evidence/home-dark.png", "caption": "home dark" }, { "type": "screenshot", "path": "evidence/home-desktop.png", "caption": "home desktop" }, { "type": "dom", "path": "evidence/home-dom.json", "caption": "home dom" }, { "type": "layout", "path": "evidence/home-layout-mobile.json", "caption": "home layout mobile" }, { "type": "screenshot", "path": "evidence/home-mobile.png", "caption": "home mobile" }, { "type": "other", "path": "evidence/home-probe.json", "caption": "home probe" }, { "type": "other", "path": "evidence/images.json", "caption": "images" }, { "type": "other", "path": "evidence/indexing-http.txt", "caption": "indexing http" }, { "type": "lighthouse", "path": "evidence/lighthouse-summary.json", "caption": "lighthouse summary" }, { "type": "lighthouse", "path": "evidence/lighthouse.json", "caption": "lighthouse" }, { "type": "other", "path": "evidence/not-found-probe.json", "caption": "not found probe" }, { "type": "screenshot", "path": "evidence/not-found.png", "caption": "not found" }, { "type": "other", "path": "evidence/platform-probe.json", "caption": "platform probe" }, { "type": "other", "path": "evidence/preferences-probe.json", "caption": "preferences probe" }, { "type": "other", "path": "evidence/robots.txt", "caption": "robots" }, { "type": "dom", "path": "evidence/search-dom.json", "caption": "search dom" }, { "type": "screenshot", "path": "evidence/search-mobile.png", "caption": "search mobile" }, { "type": "other", "path": "evidence/secrets.json", "caption": "secrets" }, { "type": "other", "path": "evidence/trackers.json", "caption": "trackers" } ], "config": { "loaded": false }, "coverage": { "catalogVersion": "modern-web-guidance@0.0.172", "catalogChecksum": "sha256:78ccfdb2d483f4c57d9dafed80fd86c6265585a56457c8dcfddc254b80fb44d7", "expected": 58, "recorded": 58, "judged": 58, "blocked": 0, "notRun": 0, "missing": 0, "unknown": 0, "duplicates": 0, "complete": true }, "checkOutcomes": [ { "principleId": "respect-user-preferences", "checkId": "respects-color-scheme", "status": "issues", "confidence": "high", "method": "Direct artifact inspection and mapped guidance comparison", "evidence": "The desktop and prefers-color-scheme: dark screenshots are pixel-identical at 136,328 bytes and remain white, even though the CSS contains a dark media query and the UI offers a manual appearance setting.", "pathIds": [ "home" ], "artifacts": [ "evidence/home-desktop.png", "evidence/home-dark.png" ], "findingIds": [ "F01" ] }, { "principleId": "respect-user-preferences", "checkId": "respects-reduced-motion", "status": "pass", "confidence": "high", "method": "evaluate under prefers-reduced-motion: reduce", "evidence": "The media query matched, the stylesheet includes reduced-motion handling, and no active animations were present.", "pathIds": [ "article" ], "artifacts": [ "evidence/preferences-probe.json" ] }, { "principleId": "respect-user-preferences", "checkId": "respects-contrast", "status": "pass", "confidence": "high", "method": "Lighthouse contrast plus visual inspection", "evidence": "Lighthouse passed color contrast and controls/text remained legible in captured templates.", "pathIds": [ "article" ], "artifacts": [ "evidence/lighthouse-summary.json", "evidence/article-desktop.png" ] }, { "principleId": "implement-natural-interactions", "checkId": "view-transitions", "status": "issues", "confidence": "high", "method": "Direct artifact inspection and mapped guidance comparison", "evidence": "CSS inspection found no view-transition rules or names on the multi-page reading experience.", "pathIds": [ "article" ], "artifacts": [ "evidence/platform-probe.json" ], "findingIds": [ "F02" ] }, { "principleId": "implement-natural-interactions", "checkId": "scroll-driven-animations", "status": "not-applicable", "confidence": "high", "method": "Recon-based applicability judgement across representative paths", "evidence": "No scroll-linked animation exists on the representative templates, so there is no implementation to judge.", "reason": "No scroll-linked animation exists on the representative templates, so there is no implementation to judge." }, { "principleId": "implement-natural-interactions", "checkId": "physical-gestures", "status": "pass", "confidence": "high", "method": "DOM/CSS and interaction inspection", "evidence": "Reading uses native scrolling and controls; no custom pointermove gesture layer was found fighting platform behavior.", "pathIds": [ "article" ], "artifacts": [ "evidence/article-desktop.png", "evidence/platform-probe.json" ] }, { "principleId": "provide-guided-navigation", "checkId": "scroll-state-aware-chrome", "status": "pass", "confidence": "high", "method": "scroll/layout and visual inspection", "evidence": "The article exposes a persistent contents rail and clear reading chrome without obstructing content; no broken JS scroll toggling was observed.", "pathIds": [ "article" ], "artifacts": [ "evidence/article-desktop.png", "evidence/article-layout-mobile.json" ] }, { "principleId": "provide-guided-navigation", "checkId": "anchored-positioning", "status": "issues", "confidence": "medium", "method": "Direct artifact inspection and mapped guidance comparison", "evidence": "The article exposes several checkbox-driven dropdown controls, while full stylesheet inspection found no anchor-name, position-anchor, or position-try usage.", "pathIds": [ "article" ], "artifacts": [ "evidence/platform-probe.json", "evidence/article-desktop.png" ], "findingIds": [ "F03" ] }, { "principleId": "provide-guided-navigation", "checkId": "directs-attention", "status": "pass", "confidence": "high", "method": "visual/DOM inspection", "evidence": "Article title, active Read tab, contents rail, section headings and in-page links provide clear location and attention cues.", "pathIds": [ "article" ], "artifacts": [ "evidence/article-desktop.png", "evidence/platform-probe.json" ] }, { "principleId": "maximize-content-reduce-noise", "checkId": "no-intrusive-interruptions", "status": "pass", "confidence": "high", "method": "load screenshots on four templates", "evidence": "No modal, interstitial, consent wall, or content-obscuring banner appeared on load.", "pathIds": [ "article" ], "artifacts": [ "evidence/home-desktop.png", "evidence/article-desktop.png", "evidence/help-desktop.png" ] }, { "principleId": "maximize-content-reduce-noise", "checkId": "semantic-dismissible-primitives", "status": "issues", "confidence": "high", "method": "Direct artifact inspection and mapped guidance comparison", "evidence": "DOM and axe evidence show role=button checkbox toggles for main, appearance, language and tools menus; the page contains zero popover elements, dialogs, or details.", "pathIds": [ "article" ], "artifacts": [ "evidence/platform-probe.json", "evidence/axe.json" ], "findingIds": [ "F04" ] }, { "principleId": "maximize-content-reduce-noise", "checkId": "reduced-chrome", "status": "pass", "confidence": "high", "method": "visual inspection", "evidence": "The article template gives most of the viewport to readable content with restrained navigation and no advertising chrome.", "pathIds": [ "article" ], "artifacts": [ "evidence/article-desktop.png" ] }, { "principleId": "adapt-to-the-form-factor", "checkId": "responsive-no-horizontal-scroll", "status": "issues", "confidence": "high", "method": "Direct artifact inspection and mapped guidance comparison", "evidence": "At a requested 360x800 viewport, layout reported clientWidth and scrollWidth 1120 with visual scale 0.3214; the mobile screenshot shows tiny text and controls. The viewport meta is width=1120 rather than device-width.", "pathIds": [ "home" ], "artifacts": [ "evidence/home-mobile.png", "evidence/home-layout-mobile.json", "evidence/article-layout-mobile.json" ], "findingIds": [ "F05" ] }, { "principleId": "adapt-to-the-form-factor", "checkId": "component-level-responsiveness", "status": "issues", "confidence": "high", "method": "Direct artifact inspection and mapped guidance comparison", "evidence": "Full stylesheet inspection found no @container rule, while the narrow-viewport evidence retained the entire 1120px desktop composition.", "pathIds": [ "article" ], "artifacts": [ "evidence/platform-probe.json", "evidence/article-layout-mobile.json" ], "findingIds": [ "F06" ] }, { "principleId": "adapt-to-the-form-factor", "checkId": "input-modality-aware", "status": "issues", "confidence": "high", "method": "Direct artifact inspection and mapped guidance comparison", "evidence": "After programmatically focusing the article search input, computed outline was rgb(32,33,34) none 3px and the only box-shadow was transparent/inset.", "pathIds": [ "article" ], "artifacts": [ "evidence/platform-probe.json" ], "findingIds": [ "F07" ] }, { "principleId": "support-core-task-success", "checkId": "clear-purpose-and-primary-action", "status": "pass", "confidence": "high", "method": "first-viewport screenshots and headings", "evidence": "Main, article, search and help templates state their purpose through clear headings and task-specific navigation.", "pathIds": [ "article" ], "artifacts": [ "evidence/home-desktop.png", "evidence/article-desktop.png", "evidence/help-desktop.png" ] }, { "principleId": "support-core-task-success", "checkId": "primary-flow-completion", "status": "pass", "confidence": "high", "method": "search/read/help walkthrough", "evidence": "The user can enter through Main Page, reach articles/search results, and navigate to help without an account wall.", "pathIds": [ "article" ], "artifacts": [ "evidence/home-probe.json", "evidence/search-mobile.png", "evidence/help-probe.json" ] }, { "principleId": "support-core-task-success", "checkId": "clear-system-state-and-recovery", "status": "pass", "confidence": "high", "method": "non-existent article exercise", "evidence": "A non-existent title shows a specific explanation plus search, spelling, sister-project, wizard and request alternatives.", "pathIds": [ "article" ], "artifacts": [ "evidence/not-found.png", "evidence/not-found-probe.json" ] }, { "principleId": "be-fast-and-stable", "checkId": "good-core-web-vitals", "status": "pass", "confidence": "high", "method": "Lighthouse and trace", "evidence": "Lighthouse measured LCP 1.6s, CLS 0 and TBT about 0ms; trace measured LCP 1.167s and no long tasks.", "pathIds": [ "article" ], "artifacts": [ "evidence/lighthouse-summary.json", "evidence/article-trace-summary.json" ] }, { "principleId": "be-fast-and-stable", "checkId": "visual-stability", "status": "pass", "confidence": "high", "method": "layout, trace and Lighthouse", "evidence": "Article CLS was 0; Main Page CLS was 0.000215 after 3s, both well inside the good range.", "pathIds": [ "article" ], "artifacts": [ "evidence/article-layout-mobile.json", "evidence/home-layout-mobile.json", "evidence/lighthouse-summary.json" ] }, { "principleId": "be-fast-and-stable", "checkId": "efficient-main-thread", "status": "pass", "confidence": "high", "method": "trace and Lighthouse", "evidence": "Trace found zero long tasks and 0ms TBT; Lighthouse TBT was 2.5ms.", "pathIds": [ "article" ], "artifacts": [ "evidence/article-trace-summary.json", "evidence/lighthouse-summary.json" ] }, { "principleId": "be-fast-and-stable", "checkId": "efficient-resource-delivery", "status": "pass", "confidence": "high", "method": "HAR plus DOM confirmation", "evidence": "The article loaded in 26 requests/434,636 transferred bytes; startup script is async, compression is present, and LCP remained fast.", "pathIds": [ "article" ], "artifacts": [ "evidence/article-summary.json", "evidence/head-assets-probe.json", "evidence/article-trace-summary.json" ] }, { "principleId": "be-fast-and-stable", "checkId": "trim-unused-and-duplicate-code", "status": "issues", "confidence": "high", "method": "Direct artifact inspection and mapped guidance comparison", "evidence": "Lighthouse estimated 87 KiB unused JavaScript in a 241,047-byte bundle and about 42 KiB unused CSS, including one inline ruleset with 97.2% waste.", "pathIds": [ "article" ], "artifacts": [ "evidence/lighthouse.json", "evidence/lighthouse-summary.json", "evidence/article.har" ], "findingIds": [ "F08" ] }, { "principleId": "be-inclusive", "checkId": "names-roles-labels", "status": "issues", "confidence": "high", "method": "Direct artifact inspection and mapped guidance comparison", "evidence": "axe-core found one critical image-alt violation and five aria-allowed-role violations on the Vector menu checkbox controls.", "pathIds": [ "article" ], "artifacts": [ "evidence/axe.json" ], "findingIds": [ "F09" ] }, { "principleId": "be-inclusive", "checkId": "sufficient-contrast", "status": "pass", "confidence": "high", "method": "axe/Lighthouse and screenshots", "evidence": "Lighthouse passed color contrast; axe reported only four items requiring manual contrast review, with no confirmed violation.", "pathIds": [ "article" ], "artifacts": [ "evidence/axe.json", "evidence/lighthouse-summary.json", "evidence/article-desktop.png" ] }, { "principleId": "be-inclusive", "checkId": "structure-and-focus", "status": "pass", "confidence": "high", "method": "landmark/heading and Lighthouse inspection", "evidence": "A main landmark, nav/header/footer structure and ordered visible article headings are present; Lighthouse heading-order passed.", "pathIds": [ "article" ], "artifacts": [ "evidence/platform-probe.json", "evidence/lighthouse-summary.json" ] }, { "principleId": "be-inclusive", "checkId": "legible-text", "status": "pass", "confidence": "high", "method": "desktop screenshots", "evidence": "Desktop article and help text use readable line lengths, spacing and stable serif/sans hierarchy.", "pathIds": [ "article" ], "artifacts": [ "evidence/article-desktop.png", "evidence/help-desktop.png" ] }, { "principleId": "be-inclusive", "checkId": "zoom-reflow-targets-and-media", "status": "pass", "confidence": "high", "method": "Lighthouse media/target inspection", "evidence": "Lighthouse mobile checks found no media-caption or tap-target failure, and no audio/video is present; scaling is allowed even though narrow reflow is separately deficient.", "pathIds": [ "article" ], "artifacts": [ "evidence/lighthouse.json", "evidence/home-probe.json" ] }, { "principleId": "follow-best-practices", "checkId": "no-console-errors", "status": "pass", "confidence": "high", "method": "Lighthouse console audit", "evidence": "Lighthouse errors-in-console passed with no items.", "pathIds": [ "article" ], "artifacts": [ "evidence/lighthouse-summary.json" ] }, { "principleId": "follow-best-practices", "checkId": "sound-document-and-assets", "status": "pass", "confidence": "high", "method": "DOM, image primitive and Lighthouse", "evidence": "HTML doctype and UTF-8 charset are present; Lighthouse passed image aspect ratio and responsive image audits.", "pathIds": [ "article" ], "artifacts": [ "evidence/platform-probe.json", "evidence/images.json", "evidence/lighthouse-summary.json" ] }, { "principleId": "follow-best-practices", "checkId": "browser-platform-hygiene", "status": "pass", "confidence": "high", "method": "Lighthouse and load inspection", "evidence": "BFCache passed; no permission prompt appeared on load and no deprecated API failure was reported.", "pathIds": [ "article" ], "artifacts": [ "evidence/lighthouse-summary.json", "evidence/article-desktop.png" ] }, { "principleId": "be-discoverable", "checkId": "title-and-description", "status": "issues", "confidence": "high", "method": "Direct artifact inspection and mapped guidance comparison", "evidence": "The Main Page and Web article probes returned no meta description; Lighthouse scored the meta-description audit 0.", "pathIds": [ "article" ], "artifacts": [ "evidence/home-probe.json", "evidence/head-assets-probe.json", "evidence/lighthouse-summary.json" ], "findingIds": [ "F10" ] }, { "principleId": "be-discoverable", "checkId": "crawlable-and-mobile-friendly", "status": "pass", "confidence": "high", "method": "discoverability, DOM, robots and Lighthouse", "evidence": "Real href links, robots access and raw HTML content are available; Lighthouse passed crawlable anchors, link text and crawlability.", "pathIds": [ "article" ], "artifacts": [ "evidence/article-discoverability.json", "evidence/lighthouse-summary.json", "evidence/robots.txt" ] }, { "principleId": "be-discoverable", "checkId": "canonical-and-indexing-signals", "status": "pass", "confidence": "high", "method": "head and HTTP inspection", "evidence": "Article returns 200 with canonical URL and indexable robots; robots.txt advertises a sitemap endpoint.", "pathIds": [ "article" ], "artifacts": [ "evidence/head-assets-probe.json", "evidence/indexing-http.txt", "evidence/robots.txt" ] }, { "principleId": "be-discoverable", "checkId": "structured-and-shareable-metadata", "status": "pass", "confidence": "high", "method": "head metadata inspection", "evidence": "Article has matching schema.org Article JSON-LD and Open Graph title/type metadata.", "pathIds": [ "article" ], "artifacts": [ "evidence/head-assets-probe.json" ] }, { "principleId": "be-private-and-secure", "checkId": "secure-transport-and-headers", "status": "issues", "confidence": "high", "method": "Direct artifact inspection and mapped guidance comparison", "evidence": "CDP cookie inspection found enwikimwuser-sessionId with secure=false, httpOnly=false and SameSite=None on an HTTPS page.", "pathIds": [ "article" ], "artifacts": [ "evidence/cookies.json" ], "findingIds": [ "F11" ] }, { "principleId": "be-private-and-secure", "checkId": "data-minimisation-and-third-parties", "status": "pass", "confidence": "high", "method": "HAR, tracker and secret scans", "evidence": "No known trackers or exposed secrets were found; only 9,369 bytes across four third-party requests, all Wikimedia infrastructure.", "pathIds": [ "article" ], "artifacts": [ "evidence/trackers.json", "evidence/secrets.json", "evidence/article-summary.json" ] }, { "principleId": "be-private-and-secure", "checkId": "in-context-permissions-and-modern-auth", "status": "pass", "confidence": "high", "method": "load and DOM inspection", "evidence": "No permission prompt fired on load. Authentication is optional and outside the primary public reading/search journey.", "pathIds": [ "article" ], "artifacts": [ "evidence/article-desktop.png", "evidence/home-probe.json" ] }, { "principleId": "be-private-and-secure", "checkId": "defensive-browser-policies", "status": "issues", "confidence": "high", "method": "Direct artifact inspection and mapped guidance comparison", "evidence": "Headers show CSP script-src permits unsafe-inline and unsafe-eval across a very broad host list, with no frame-ancestors directive or X-Frame-Options, Referrer-Policy, or Permissions-Policy.", "pathIds": [ "article" ], "artifacts": [ "evidence/headers.json" ], "findingIds": [ "F12" ] }, { "principleId": "be-resilient", "checkId": "progressive-enhancement", "status": "pass", "confidence": "high", "method": "discoverability no-JS comparison", "evidence": "Raw server HTML retained 97% of rendered content words, title and H1; the page is not a JS shell.", "pathIds": [ "article" ], "artifacts": [ "evidence/article-discoverability.json", "evidence/article-discoverability-crawler.png" ] }, { "principleId": "be-resilient", "checkId": "resilient-runtime-behaviour", "status": "pass", "confidence": "high", "method": "template/menu inspection", "evidence": "Loaded article/search/help templates remained usable without runtime errors; native document navigation preserves robust baseline behavior.", "pathIds": [ "article" ], "artifacts": [ "evidence/article-desktop.png", "evidence/search-mobile.png", "evidence/lighthouse-summary.json" ] }, { "principleId": "be-resilient", "checkId": "offline-and-installable", "status": "not-applicable", "confidence": "high", "method": "Recon-based applicability judgement across representative paths", "evidence": "Wikipedia is a public content MPA rather than an installed app; installability is not required for the audited reading journey.", "reason": "Wikipedia is a public content MPA rather than an installed app; installability is not required for the audited reading journey." }, { "principleId": "be-resilient", "checkId": "network-and-http-failure-states", "status": "pass", "confidence": "high", "method": "non-existent route exercise", "evidence": "The missing-title state explains the condition and offers multiple specific recovery paths rather than a blank shell.", "pathIds": [ "article" ], "artifacts": [ "evidence/not-found.png", "evidence/not-found-probe.json" ] }, { "principleId": "be-internationalised", "checkId": "lang-dir-and-logical-properties", "status": "pass", "confidence": "high", "method": "DOM/CSS inspection", "evidence": "The page declares lang=en and dir=ltr, exposes language selection, and stylesheet inspection found logical inline properties.", "pathIds": [ "article" ], "artifacts": [ "evidence/home-probe.json", "evidence/platform-probe.json" ] }, { "principleId": "be-internationalised", "checkId": "locale-aware-data", "status": "not-applicable", "confidence": "high", "method": "Recon-based applicability judgement across representative paths", "evidence": "The representative disambiguation/help pages expose no locale-sensitive numeric, currency, or duration UI to exercise.", "reason": "The representative disambiguation/help pages expose no locale-sensitive numeric, currency, or duration UI to exercise." }, { "principleId": "be-internationalised", "checkId": "time-zone-correctness", "status": "not-applicable", "confidence": "high", "method": "Recon-based applicability judgement across representative paths", "evidence": "The selected templates contain no scheduled event or user-entered time flow where time-zone math applies.", "reason": "The selected templates contain no scheduled event or user-entered time flow where time-zone math applies." }, { "principleId": "be-trustworthy", "checkId": "no-dark-patterns", "status": "pass", "confidence": "high", "method": "visual journey inspection", "evidence": "No ads, consent nag, forced continuity, confirmshaming, or hidden subscription commitment appeared on the public paths.", "pathIds": [ "article" ], "artifacts": [ "evidence/home-desktop.png", "evidence/article-desktop.png", "evidence/help-desktop.png" ] }, { "principleId": "be-trustworthy", "checkId": "humane-error-handling", "status": "not-applicable", "confidence": "high", "method": "Recon-based applicability judgement across representative paths", "evidence": "No validation-error form flow is part of the public read/search scope; search accepts free text without required-field errors.", "reason": "No validation-error form flow is part of the public read/search scope; search accepts free text without required-field errors." }, { "principleId": "be-trustworthy", "checkId": "trustworthy-input-assistance", "status": "issues", "confidence": "high", "method": "Direct artifact inspection and mapped guidance comparison", "evidence": "DOM probe found the Search Wikipedia input has autocomplete=\"off\" rather than an appropriate search autocomplete behavior.", "pathIds": [ "search" ], "artifacts": [ "evidence/home-probe.json", "evidence/search-dom.json" ], "findingIds": [ "F13" ] }, { "principleId": "be-trustworthy", "checkId": "safe-commercial-and-account-flows", "status": "not-applicable", "confidence": "high", "method": "Recon-based applicability judgement across representative paths", "evidence": "No checkout, subscription, authenticated account-management, or sensitive account action was exercised in the public scope.", "reason": "No checkout, subscription, authenticated account-management, or sensitive account action was exercised in the public scope." }, { "principleId": "be-sustainable", "checkId": "optimised-assets", "status": "pass", "confidence": "high", "method": "HAR and image inspection", "evidence": "The text article transfers 72,379 image bytes; most chrome assets are SVG and content PNG thumbnails expose srcset.", "pathIds": [ "article" ], "artifacts": [ "evidence/article-summary.json", "evidence/images.json" ] }, { "principleId": "be-sustainable", "checkId": "no-wasteful-work", "status": "pass", "confidence": "high", "method": "trace and network observation", "evidence": "The trace recorded no long tasks and no continuous media/background activity; the page remains lightweight for its reading purpose.", "pathIds": [ "article" ], "artifacts": [ "evidence/article-trace-summary.json", "evidence/article-summary.json" ] }, { "principleId": "be-sustainable", "checkId": "third-party-and-media-budget", "status": "pass", "confidence": "high", "method": "HAR/tracker/media inspection", "evidence": "Only 9,369 third-party bytes were loaded, no known tracker was found, and there is no autoplay audio/video.", "pathIds": [ "article" ], "artifacts": [ "evidence/article-summary.json", "evidence/trackers.json", "evidence/home-probe.json" ] }, { "principleId": "be-agent-ready", "checkId": "structured-agent-capabilities", "status": "not-applicable", "confidence": "high", "method": "Recon-based applicability judgement across representative paths", "evidence": "The public encyclopedia surfaces content and links, not agent-invokable transactional capabilities; WebMCP tools are not applicable.", "reason": "The public encyclopedia surfaces content and links, not agent-invokable transactional capabilities; WebMCP tools are not applicable." }, { "principleId": "be-agent-ready", "checkId": "on-device-inference", "status": "not-applicable", "confidence": "high", "method": "Recon-based applicability judgement across representative paths", "evidence": "No on-device inference feature is necessary to complete the encyclopedia reading or search tasks.", "reason": "No on-device inference feature is necessary to complete the encyclopedia reading or search tasks." }, { "principleId": "be-memory-efficient", "checkId": "no-leak-under-repeated-interaction", "status": "pass", "confidence": "medium", "method": "baseline/post heap comparison after 10 menu cycles", "evidence": "After 10 appearance-menu open/close cycles, node count rose only 0.57% (168,312 to 169,276); growth was mostly strings consistent with lazy initialization, not demonstrated unbounded retention.", "pathIds": [ "article" ], "artifacts": [ "evidence/heap-baseline.json", "evidence/heap-post.json" ] }, { "principleId": "be-memory-efficient", "checkId": "bounded-footprint", "status": "pass", "confidence": "high", "method": "heap summary", "evidence": "Baseline self size was 10.72 MB with 168,312 heap nodes, proportionate for a script-enhanced encyclopedia article.", "pathIds": [ "article" ], "artifacts": [ "evidence/heap-baseline.json" ] }, { "principleId": "be-memory-efficient", "checkId": "no-detached-dom-or-unbounded-listeners", "status": "pass", "confidence": "high", "method": "constructor comparison", "evidence": "Neither baseline nor post top-constructor summaries exposed a Detached* population; jQuery object count remained 16 after 10 menu cycles.", "pathIds": [ "article" ], "artifacts": [ "evidence/heap-baseline.json", "evidence/heap-post.json" ] } ], "principleOutcomes": [ { "principleId": "respect-user-preferences", "expectation": "default", "status": "issues", "findingIds": [ "F01" ] }, { "principleId": "implement-natural-interactions", "expectation": "default", "status": "issues", "findingIds": [ "F02" ] }, { "principleId": "provide-guided-navigation", "expectation": "default", "status": "issues", "findingIds": [ "F03" ] }, { "principleId": "maximize-content-reduce-noise", "expectation": "default", "status": "issues", "findingIds": [ "F04" ] }, { "principleId": "adapt-to-the-form-factor", "expectation": "default", "status": "issues", "findingIds": [ "F05", "F06", "F07" ] }, { "principleId": "support-core-task-success", "expectation": "default", "status": "pass" }, { "principleId": "be-fast-and-stable", "expectation": "default", "status": "issues", "findingIds": [ "F08" ] }, { "principleId": "be-inclusive", "expectation": "default", "status": "issues", "findingIds": [ "F09" ] }, { "principleId": "follow-best-practices", "expectation": "default", "status": "pass" }, { "principleId": "be-discoverable", "expectation": "default", "status": "issues", "findingIds": [ "F10" ] }, { "principleId": "be-private-and-secure", "expectation": "default", "status": "issues", "findingIds": [ "F11", "F12" ] }, { "principleId": "be-resilient", "expectation": "contextual", "status": "pass" }, { "principleId": "be-internationalised", "expectation": "contextual", "status": "pass" }, { "principleId": "be-trustworthy", "expectation": "default", "status": "issues", "findingIds": [ "F13" ] }, { "principleId": "be-sustainable", "expectation": "contextual", "status": "pass" }, { "principleId": "be-agent-ready", "expectation": "contextual", "status": "not-applicable", "reason": "This emerging agent-facing principle does not apply to the public content and search journeys audited." }, { "principleId": "be-memory-efficient", "expectation": "default", "status": "pass" } ], "paths": [ { "id": "home", "description": "Main Page, representing the editorial landing template and entry navigation.", "url": "https://en.wikipedia.org/wiki/Main_Page", "conditions": [ "desktop", "360x800 narrow viewport", "prefers-color-scheme: dark" ], "result": "issues" }, { "id": "article", "description": "Web article/disambiguation page, representing the core reading template and menus.", "url": "https://en.wikipedia.org/wiki/Web", "conditions": [ "desktop", "360x800 narrow viewport", "prefers-reduced-motion: reduce", "keyboard focus", "no JavaScript crawler" ], "result": "issues" }, { "id": "search", "description": "Search results, representing the primary find-content flow and form UI.", "url": "https://en.wikipedia.org/w/index.php?search=web&title=Special%3ASearch&ns0=1", "conditions": [ "360x800 narrow viewport" ], "result": "issues" }, { "id": "help", "description": "Help:Contents, representing support/navigation content.", "url": "https://en.wikipedia.org/wiki/Help:Contents", "conditions": [ "desktop" ], "result": "pass" }, { "id": "not-found", "description": "Non-existent article, representing HTTP/content recovery and alternative actions.", "url": "https://en.wikipedia.org/wiki/Definitely_Not_A_Real_Article_987654321", "conditions": [ "desktop" ], "result": "pass" } ], "findings": [ { "id": "F01", "pathId": "home", "url": "https://en.wikipedia.org/wiki/Main_Page", "principleId": "respect-user-preferences", "principleCheckId": "respects-color-scheme", "guidanceId": "dark-mode", "guidanceCategory": "user-experience", "severity": "medium", "confidence": "high", "summary": "The default experience does not follow the system dark-color preference.", "evidence": "The desktop and prefers-color-scheme: dark screenshots are pixel-identical at 136,328 bytes and remain white, even though the CSS contains a dark media query and the UI offers a manual appearance setting.", "artifacts": [ "evidence/home-desktop.png", "evidence/home-dark.png" ], "suggestedFix": "Make the automatic/default theme resolve from prefers-color-scheme and declare color-scheme so browser chrome and controls follow it; retain the manual override.", "effort": "medium" }, { "id": "F02", "pathId": "article", "url": "https://en.wikipedia.org/wiki/Web", "principleId": "implement-natural-interactions", "principleCheckId": "view-transitions", "guidanceId": "cross-document-transitions", "guidanceCategory": "user-experience", "severity": "low", "confidence": "high", "summary": "Article and navigation changes are abrupt rather than using cross-document View Transitions.", "evidence": "CSS inspection found no view-transition rules or names on the multi-page reading experience.", "artifacts": [ "evidence/platform-probe.json" ], "suggestedFix": "Add @view-transition { navigation: auto } and stable view-transition-name values for persistent reading chrome, with reduced-motion behavior.", "effort": "small" }, { "id": "F03", "pathId": "article", "url": "https://en.wikipedia.org/wiki/Web", "principleId": "provide-guided-navigation", "principleCheckId": "anchored-positioning", "guidanceId": "position-aware-tooltips", "guidanceCategory": "css", "severity": "low", "confidence": "medium", "summary": "Dropdown and tooltip surfaces do not use CSS anchor positioning.", "evidence": "The article exposes several checkbox-driven dropdown controls, while full stylesheet inspection found no anchor-name, position-anchor, or position-try usage.", "artifacts": [ "evidence/platform-probe.json", "evidence/article-desktop.png" ], "suggestedFix": "Progressively enhance menus and tooltips with CSS anchor positioning and position-try fallbacks so overlays remain attached near viewport edges.", "effort": "medium" }, { "id": "F04", "pathId": "article", "url": "https://en.wikipedia.org/wiki/Web", "principleId": "maximize-content-reduce-noise", "principleCheckId": "semantic-dismissible-primitives", "guidanceId": "declarative-dialog-popover-control", "guidanceCategory": "html", "severity": "medium", "confidence": "high", "summary": "Transient menus are implemented with checkbox inputs rather than popover semantics.", "evidence": "DOM and axe evidence show role=button checkbox toggles for main, appearance, language and tools menus; the page contains zero popover elements, dialogs, or details.", "artifacts": [ "evidence/platform-probe.json", "evidence/axe.json" ], "suggestedFix": "Use button elements with the Popover API and declarative popovertarget actions, preserving light-dismiss, keyboard and fallback behavior.", "effort": "large" }, { "id": "F05", "pathId": "home", "url": "https://en.wikipedia.org/wiki/Main_Page", "principleId": "adapt-to-the-form-factor", "principleCheckId": "responsive-no-horizontal-scroll", "guidanceId": "fluid-scaling", "guidanceCategory": "css", "severity": "high", "confidence": "high", "summary": "The desktop experience forces a 1120 CSS-pixel layout at a 360px viewport, shrinking the whole page to unreadable scale.", "evidence": "At a requested 360x800 viewport, layout reported clientWidth and scrollWidth 1120 with visual scale 0.3214; the mobile screenshot shows tiny text and controls. The viewport meta is width=1120 rather than device-width.", "artifacts": [ "evidence/home-mobile.png", "evidence/home-layout-mobile.json", "evidence/article-layout-mobile.json" ], "suggestedFix": "Use width=device-width, initial-scale=1 and fluid/intrinsic layout rules; do not depend on user-agent skin switching to make a narrow viewport usable.", "effort": "large" }, { "id": "F06", "pathId": "article", "url": "https://en.wikipedia.org/wiki/Web", "principleId": "adapt-to-the-form-factor", "principleCheckId": "component-level-responsiveness", "guidanceId": "size-aware-styling", "guidanceCategory": "css", "severity": "medium", "confidence": "high", "summary": "Components do not adapt to available container width.", "evidence": "Full stylesheet inspection found no @container rule, while the narrow-viewport evidence retained the entire 1120px desktop composition.", "artifacts": [ "evidence/platform-probe.json", "evidence/article-layout-mobile.json" ], "suggestedFix": "Introduce container-type on reusable content/sidebar shells and use size-aware @container rules so components adapt independent of user agent and viewport skin.", "effort": "large" }, { "id": "F07", "pathId": "article", "url": "https://en.wikipedia.org/wiki/Web", "principleId": "adapt-to-the-form-factor", "principleCheckId": "input-modality-aware", "guidanceId": "accessibility", "guidanceCategory": "accessibility", "severity": "medium", "confidence": "high", "summary": "Keyboard focus on the primary search field is not visibly outlined.", "evidence": "After programmatically focusing the article search input, computed outline was rgb(32,33,34) none 3px and the only box-shadow was transparent/inset.", "artifacts": [ "evidence/platform-probe.json" ], "suggestedFix": "Add a high-contrast :focus-visible ring with sufficient offset and preserve 44px touch targets across skins.", "effort": "small" }, { "id": "F08", "pathId": "article", "url": "https://en.wikipedia.org/wiki/Web", "principleId": "be-fast-and-stable", "principleCheckId": "trim-unused-and-duplicate-code", "guidanceId": "identify-heavy-scripts", "guidanceCategory": "performance", "severity": "medium", "confidence": "high", "summary": "The reading page ships substantial unused JavaScript and CSS.", "evidence": "Lighthouse estimated 87 KiB unused JavaScript in a 241,047-byte bundle and about 42 KiB unused CSS, including one inline ruleset with 97.2% waste.", "artifacts": [ "evidence/lighthouse.json", "evidence/lighthouse-summary.json", "evidence/article.har" ], "suggestedFix": "Split ResourceLoader modules by reading-task need, conditionally load editor/analytics/language modules, and reduce shared CSS to rules required by the active skin.", "effort": "large" }, { "id": "F09", "pathId": "article", "url": "https://en.wikipedia.org/wiki/Web", "principleId": "be-inclusive", "principleCheckId": "names-roles-labels", "guidanceId": "accessibility", "guidanceCategory": "accessibility", "severity": "high", "confidence": "high", "summary": "The article template includes an image without alternative text and invalid ARIA roles on checkbox menu toggles.", "evidence": "axe-core found one critical image-alt violation and five aria-allowed-role violations on the Vector menu checkbox controls.", "artifacts": [ "evidence/axe.json" ], "suggestedFix": "Give the meaningful image an accurate alt value (or empty alt if decorative), and replace checkbox role=button patterns with semantic buttons/popovers.", "effort": "medium" }, { "id": "F10", "pathId": "article", "url": "https://en.wikipedia.org/wiki/Web", "principleId": "be-discoverable", "principleCheckId": "title-and-description", "guidanceId": "html", "guidanceCategory": "html", "severity": "medium", "confidence": "high", "summary": "Representative public pages omit a meta description.", "evidence": "The Main Page and Web article probes returned no meta description; Lighthouse scored the meta-description audit 0.", "artifacts": [ "evidence/home-probe.json", "evidence/head-assets-probe.json", "evidence/lighthouse-summary.json" ], "suggestedFix": "Generate concise, page-specific meta descriptions from the lead summary while keeping titles unique and descriptive.", "effort": "medium" }, { "id": "F11", "pathId": "article", "url": "https://en.wikipedia.org/wiki/Web", "principleId": "be-private-and-secure", "principleCheckId": "secure-transport-and-headers", "guidanceId": "security", "guidanceCategory": "security", "severity": "high", "confidence": "high", "summary": "A session-identifier cookie is set without Secure or HttpOnly.", "evidence": "CDP cookie inspection found enwikimwuser-sessionId with secure=false, httpOnly=false and SameSite=None on an HTTPS page.", "artifacts": [ "evidence/cookies.json" ], "suggestedFix": "Mark session identifiers Secure, HttpOnly and SameSite=Lax/Strict unless cross-site use is essential; avoid exposing identifiers to script.", "effort": "small" }, { "id": "F12", "pathId": "article", "url": "https://en.wikipedia.org/wiki/Web", "principleId": "be-private-and-secure", "principleCheckId": "defensive-browser-policies", "guidanceId": "security", "guidanceCategory": "security", "severity": "high", "confidence": "high", "summary": "Browser-enforced security policy is broad and incomplete.", "evidence": "Headers show CSP script-src permits unsafe-inline and unsafe-eval across a very broad host list, with no frame-ancestors directive or X-Frame-Options, Referrer-Policy, or Permissions-Policy.", "artifacts": [ "evidence/headers.json" ], "suggestedFix": "Move toward nonce/hash-based CSP without unsafe-eval, add frame-ancestors, and set explicit Referrer-Policy and least-privilege Permissions-Policy headers.", "effort": "large" }, { "id": "F13", "pathId": "search", "url": "https://en.wikipedia.org/w/index.php?search=web&title=Special%3ASearch&ns0=1", "principleId": "be-trustworthy", "principleCheckId": "trustworthy-input-assistance", "guidanceId": "forms", "guidanceCategory": "forms", "severity": "low", "confidence": "high", "summary": "The primary search field explicitly disables browser autocomplete.", "evidence": "DOM probe found the Search Wikipedia input has autocomplete=\"off\" rather than an appropriate search autocomplete behavior.", "artifacts": [ "evidence/home-probe.json", "evidence/search-dom.json" ], "suggestedFix": "Do not disable autocomplete on search unless a documented privacy risk requires it; preserve useful history/suggestion assistance.", "effort": "small" } ], "taskList": [ { "id": "T11", "title": "Mark session identifiers Secure, HttpOnly and SameSite=Lax/Strict unless cross-site use is essential; avoid exposing identifiers to script.", "priority": 1, "findingIds": [ "F11" ], "guidanceId": "security", "status": "open" }, { "id": "T09", "title": "Give the meaningful image an accurate alt value (or empty alt if decorative), and replace checkbox role=button patterns with semantic buttons/popovers.", "priority": 2, "findingIds": [ "F09" ], "guidanceId": "accessibility", "status": "open" }, { "id": "T05", "title": "Use width=device-width, initial-scale=1 and fluid/intrinsic layout rules; do not depend on user-agent skin switching to make a narrow viewport usable.", "priority": 3, "findingIds": [ "F05" ], "guidanceId": "fluid-scaling", "status": "open" }, { "id": "T12", "title": "Move toward nonce/hash-based CSP without unsafe-eval, add frame-ancestors, and set explicit Referrer-Policy and least-privilege Permissions-Policy headers.", "priority": 4, "findingIds": [ "F12" ], "guidanceId": "security", "status": "open" }, { "id": "T07", "title": "Add a high-contrast :focus-visible ring with sufficient offset and preserve 44px touch targets across skins.", "priority": 5, "findingIds": [ "F07" ], "guidanceId": "accessibility", "status": "open" }, { "id": "T01", "title": "Make the automatic/default theme resolve from prefers-color-scheme and declare color-scheme so browser chrome and controls follow it; retain the manual override.", "priority": 6, "findingIds": [ "F01" ], "guidanceId": "dark-mode", "status": "open" }, { "id": "T10", "title": "Generate concise, page-specific meta descriptions from the lead summary while keeping titles unique and descriptive.", "priority": 7, "findingIds": [ "F10" ], "guidanceId": "html", "status": "open" }, { "id": "T04", "title": "Use button elements with the Popover API and declarative popovertarget actions, preserving light-dismiss, keyboard and fallback behavior.", "priority": 8, "findingIds": [ "F04" ], "guidanceId": "declarative-dialog-popover-control", "status": "open" }, { "id": "T06", "title": "Introduce container-type on reusable content/sidebar shells and use size-aware @container rules so components adapt independent of user agent and viewport skin.", "priority": 9, "findingIds": [ "F06" ], "guidanceId": "size-aware-styling", "status": "open" }, { "id": "T08", "title": "Split ResourceLoader modules by reading-task need, conditionally load editor/analytics/language modules, and reduce shared CSS to rules required by the active skin.", "priority": 10, "findingIds": [ "F08" ], "guidanceId": "identify-heavy-scripts", "status": "open" }, { "id": "T02", "title": "Add @view-transition { navigation: auto } and stable view-transition-name values for persistent reading chrome, with reduced-motion behavior.", "priority": 11, "findingIds": [ "F02" ], "guidanceId": "cross-document-transitions", "status": "open" }, { "id": "T13", "title": "Do not disable autocomplete on search unless a documented privacy risk requires it; preserve useful history/suggestion assistance.", "priority": 12, "findingIds": [ "F13" ], "guidanceId": "forms", "status": "open" }, { "id": "T03", "title": "Progressively enhance menus and tooltips with CSS anchor positioning and position-try fallbacks so overlays remain attached near viewport edges.", "priority": 13, "findingIds": [ "F03" ], "guidanceId": "position-aware-tooltips", "status": "open" } ], "budget": { "pathCount": 5, "auditPasses": 1 }, "agent": "pi", "runId": "2026-07-20T02-49-44-432Z" }