{ "url": "https://www.merkur.de", "auditedAt": "2026-07-20T16:02:49.335Z", "mode": "report", "status": "completed", "statusDetail": "Coverage-complete agentic audit across homepage, section, article, search, and failure-state archetypes.", "page": { "appType": "mpa", "framework": "server-rendered publisher templates", "notes": "German public news site. A custom consent/subscription wall appears before content. Coverage excludes checkout, authenticated account management, ePaper, games, weather, and third-party product storefronts because they are separate/secondary products." }, "evidenceUsed": [ "screenshot", "dom", "evaluate-probe", "layout-metrics", "trace", "har", "headers", "cookies", "trackers", "secrets", "images", "discoverability", "lighthouse", "heap-summary", "robots+sitemap fetch", "Modern Web Guidance 0.0.172" ], "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", "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": "other", "path": "evidence/404-state.json", "caption": "404 state" }, { "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": "other", "path": "evidence/article-images.json", "caption": "article images" }, { "type": "layout", "path": "evidence/article-layout.json", "caption": "article layout" }, { "type": "screenshot", "path": "evidence/article-mobile-accepted.png", "caption": "article mobile accepted" }, { "type": "screenshot", "path": "evidence/article-mobile.png", "caption": "article mobile" }, { "type": "other", "path": "evidence/article-profile.json", "caption": "article profile" }, { "type": "other", "path": "evidence/cmp-shadow.json", "caption": "cmp shadow" }, { "type": "other", "path": "evidence/cookies.json", "caption": "cookies" }, { "type": "other", "path": "evidence/headers.json", "caption": "headers" }, { "type": "heap", "path": "evidence/heap-baseline.heapsnapshot", "caption": "heap baseline" }, { "type": "heap", "path": "evidence/heap-post-valid.heapsnapshot", "caption": "heap post valid" }, { "type": "heap", "path": "evidence/heap-post.heapsnapshot", "caption": "heap post" }, { "type": "screenshot", "path": "evidence/home-dark.png", "caption": "home dark" }, { "type": "screenshot", "path": "evidence/home-desktop.png", "caption": "home desktop" }, { "type": "screenshot", "path": "evidence/home-discoverability-crawler.png", "caption": "home discoverability crawler" }, { "type": "screenshot", "path": "evidence/home-discoverability-rendered.png", "caption": "home discoverability rendered" }, { "type": "discoverability", "path": "evidence/home-discoverability.json", "caption": "home discoverability" }, { "type": "dom", "path": "evidence/home-dom.json", "caption": "home dom" }, { "type": "screenshot", "path": "evidence/home-forced-colors.png", "caption": "home forced colors" }, { "type": "other", "path": "evidence/home-images.json", "caption": "home images" }, { "type": "other", "path": "evidence/home-lighthouse-summary.json", "caption": "home lighthouse summary" }, { "type": "lighthouse", "path": "evidence/home-lighthouse.json", "caption": "home lighthouse" }, { "type": "screenshot", "path": "evidence/home-mobile-accepted.png", "caption": "home mobile accepted" }, { "type": "layout", "path": "evidence/home-mobile-layout.json", "caption": "home mobile layout" }, { "type": "screenshot", "path": "evidence/home-mobile.png", "caption": "home mobile" }, { "type": "other", "path": "evidence/home-recon.json", "caption": "home recon" }, { "type": "other", "path": "evidence/home-structure-features.json", "caption": "home structure features" }, { "type": "har-summary", "path": "evidence/home-summary.json", "caption": "home summary" }, { "type": "trace-summary", "path": "evidence/home-trace-summary.json", "caption": "home trace summary" }, { "type": "trace", "path": "evidence/home-trace.json", "caption": "home trace" }, { "type": "har", "path": "evidence/home.har", "caption": "home" }, { "type": "other", "path": "evidence/manifest.json", "caption": "manifest" }, { "type": "other", "path": "evidence/memory-metrics.json", "caption": "memory metrics" }, { "type": "other", "path": "evidence/platform-probe.json", "caption": "platform probe" }, { "type": "other", "path": "evidence/reduced-motion.json", "caption": "reduced motion" }, { "type": "other", "path": "evidence/robots.txt", "caption": "robots" }, { "type": "screenshot", "path": "evidence/search-discoverability-crawler.png", "caption": "search discoverability crawler" }, { "type": "screenshot", "path": "evidence/search-discoverability-rendered.png", "caption": "search discoverability rendered" }, { "type": "discoverability", "path": "evidence/search-discoverability.json", "caption": "search discoverability" }, { "type": "layout", "path": "evidence/search-layout.json", "caption": "search layout" }, { "type": "screenshot", "path": "evidence/search-mobile-accepted.png", "caption": "search mobile accepted" }, { "type": "screenshot", "path": "evidence/search-mobile.png", "caption": "search mobile" }, { "type": "other", "path": "evidence/search-profile.json", "caption": "search profile" }, { "type": "other", "path": "evidence/secrets.json", "caption": "secrets" }, { "type": "screenshot", "path": "evidence/section-discoverability-crawler.png", "caption": "section discoverability crawler" }, { "type": "screenshot", "path": "evidence/section-discoverability-rendered.png", "caption": "section discoverability rendered" }, { "type": "discoverability", "path": "evidence/section-discoverability.json", "caption": "section discoverability" }, { "type": "layout", "path": "evidence/section-layout.json", "caption": "section layout" }, { "type": "screenshot", "path": "evidence/section-mobile-accepted.png", "caption": "section mobile accepted" }, { "type": "screenshot", "path": "evidence/section-mobile.png", "caption": "section mobile" }, { "type": "other", "path": "evidence/section-profile.json", "caption": "section profile" }, { "type": "other", "path": "evidence/sitemap.xml", "caption": "sitemap" }, { "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 audit evidence using the named artifacts and representative path conditions.", "evidence": "Dark-mode screenshot remained a white consent surface and the CSS probe found no prefers-color-scheme rules or color-scheme declaration.", "pathIds": [ "home" ], "artifacts": [ "evidence/home-dark.png", "evidence/platform-probe.json" ], "findingIds": [ "F01" ] }, { "principleId": "respect-user-preferences", "checkId": "respects-reduced-motion", "status": "issues", "confidence": "high", "method": "Direct audit evidence using the named artifacts and representative path conditions.", "evidence": "With prefers-reduced-motion: reduce matched, getAnimations() still reported a 500 ms fadeIn animation; CSS inspection found no reduced-motion media query.", "pathIds": [ "home" ], "artifacts": [ "evidence/reduced-motion.json", "evidence/platform-probe.json" ], "findingIds": [ "F01" ] }, { "principleId": "respect-user-preferences", "checkId": "respects-contrast", "status": "pass", "confidence": "high", "method": "Direct audit evidence using the named artifacts and representative path conditions.", "evidence": "Forced-colors capture kept text, links, and the primary action visible with system-enforced contrast.", "pathIds": [ "home" ], "artifacts": [ "evidence/home-forced-colors.png" ] }, { "principleId": "implement-natural-interactions", "checkId": "view-transitions", "status": "issues", "confidence": "high", "method": "Direct audit evidence using the named artifacts and representative path conditions.", "evidence": "CSS/source probe found zero view-transition rules across the MPA navigation surface, so route changes remain abrupt.", "pathIds": [ "home" ], "artifacts": [ "evidence/platform-probe.json" ], "findingIds": [ "F02" ] }, { "principleId": "implement-natural-interactions", "checkId": "scroll-driven-animations", "status": "pass", "confidence": "high", "method": "Direct audit evidence using the named artifacts and representative path conditions.", "evidence": "CSS probe found no animation-timeline rules and visual captures showed no scroll-linked effect, so the page does not implement scroll motion with main-thread scroll effects.", "pathIds": [ "home" ], "artifacts": [ "evidence/platform-probe.json", "evidence/home-desktop.png" ] }, { "principleId": "implement-natural-interactions", "checkId": "physical-gestures", "status": "not-applicable", "confidence": "high", "method": "Direct audit evidence using the named artifacts and representative path conditions.", "evidence": "No gesture-driven, swipe, carousel, or pull-to-reveal control was present on the representative news, section, article, or search templates.", "reason": "The audited templates expose link, search, and scrolling interactions rather than a custom physical gesture." }, { "principleId": "provide-guided-navigation", "checkId": "scroll-state-aware-chrome", "status": "issues", "confidence": "high", "method": "Direct audit evidence using the named artifacts and representative path conditions.", "evidence": "The long news page uses static chrome; CSS probe found no scroll-state query, scroll timeline, or scroll-snap feedback implementation.", "pathIds": [ "home" ], "artifacts": [ "evidence/platform-probe.json", "evidence/home-discoverability-rendered.png" ], "findingIds": [ "F03" ] }, { "principleId": "provide-guided-navigation", "checkId": "anchored-positioning", "status": "not-applicable", "confidence": "high", "method": "Direct audit evidence using the named artifacts and representative path conditions.", "evidence": "No tooltip or edge-positioned popover was exposed in the representative paths.", "reason": "There was no anchored overlay interaction to judge; the consent wall is viewport-modal, not anchor-positioned." }, { "principleId": "provide-guided-navigation", "checkId": "directs-attention", "status": "issues", "confidence": "high", "method": "Direct audit evidence using the named artifacts and representative path conditions.", "evidence": "Navigation across the multi-page templates has no directional/view transition or marker/highlight cue; CSS probe found zero view-transition and scroll-marker-related modern signals.", "pathIds": [ "home" ], "artifacts": [ "evidence/platform-probe.json" ], "findingIds": [ "F02" ] }, { "principleId": "maximize-content-reduce-noise", "checkId": "no-intrusive-interruptions", "status": "issues", "confidence": "high", "method": "Direct audit evidence using the named artifacts and representative path conditions.", "evidence": "Every first-load screenshot is dominated by a full-viewport consent/subscription wall before article or search content can be read.", "pathIds": [ "home" ], "artifacts": [ "evidence/home-mobile.png", "evidence/home-desktop.png", "evidence/article-mobile.png", "evidence/search-mobile.png" ], "findingIds": [ "F04" ] }, { "principleId": "maximize-content-reduce-noise", "checkId": "semantic-dismissible-primitives", "status": "issues", "confidence": "high", "method": "Direct audit evidence using the named artifacts and representative path conditions.", "evidence": "The visible consent modal is implemented inside a custom shadow-root .cmp_consentDialog using div-based .cmp_button controls, not a native dialog/button surface with declarative dismissal.", "pathIds": [ "home" ], "artifacts": [ "evidence/cmp-shadow.json", "evidence/home-desktop.png" ], "findingIds": [ "F05" ] }, { "principleId": "maximize-content-reduce-noise", "checkId": "reduced-chrome", "status": "issues", "confidence": "high", "method": "Direct audit evidence using the named artifacts and representative path conditions.", "evidence": "The homepage profile counted 26 ad/iframe-like surfaces, while the HAR loaded 59 third-party requests and 2.73 MB of media before content interaction.", "pathIds": [ "home" ], "artifacts": [ "evidence/section-profile.json", "evidence/home-summary.json" ], "findingIds": [ "F06" ] }, { "principleId": "adapt-to-the-form-factor", "checkId": "responsive-no-horizontal-scroll", "status": "pass", "confidence": "high", "method": "Direct audit evidence using the named artifacts and representative path conditions.", "evidence": "At 360x800 all four templates reported scrollWidth equal to clientWidth (360 px), viewport metadata present, and zero horizontal overflow.", "pathIds": [ "home", "section", "article", "search" ], "artifacts": [ "evidence/home-mobile-layout.json", "evidence/section-layout.json", "evidence/article-layout.json", "evidence/search-layout.json" ] }, { "principleId": "adapt-to-the-form-factor", "checkId": "component-level-responsiveness", "status": "issues", "confidence": "high", "method": "Direct audit evidence using the named artifacts and representative path conditions.", "evidence": "Rendered CSS probe found zero @container rules, so reusable news cards rely only on global layout behavior rather than container-level adaptation.", "pathIds": [ "home" ], "artifacts": [ "evidence/platform-probe.json" ], "findingIds": [ "F07" ] }, { "principleId": "adapt-to-the-form-factor", "checkId": "input-modality-aware", "status": "issues", "confidence": "high", "method": "Direct audit evidence using the named artifacts and representative path conditions.", "evidence": "Focus was visible on the first link, but 140 of 296 rendered controls/links were below 44 px in at least one dimension, including 34 px header controls and 39 px search buttons.", "pathIds": [ "home" ], "artifacts": [ "evidence/platform-probe.json" ], "findingIds": [ "F08" ] }, { "principleId": "support-core-task-success", "checkId": "clear-purpose-and-primary-action", "status": "pass", "confidence": "high", "method": "Direct audit evidence using the named artifacts and representative path conditions.", "evidence": "The homepage, section, article, and search each expose one descriptive H1 and template-specific titles; crawler captures preserve the news content hierarchy.", "pathIds": [ "home", "section", "article", "search" ], "artifacts": [ "evidence/home-recon.json", "evidence/section-profile.json", "evidence/article-profile.json", "evidence/search-profile.json" ] }, { "principleId": "support-core-task-success", "checkId": "primary-flow-completion", "status": "issues", "confidence": "high", "method": "Direct audit evidence using the named artifacts and representative path conditions.", "evidence": "Direct URLs return content and search results, but first-time readers must choose tracking or subscription in a full-screen wall before the primary reading/search journey is available.", "pathIds": [ "home" ], "artifacts": [ "evidence/home-mobile.png", "evidence/search-mobile.png" ], "findingIds": [ "F09", "F04" ] }, { "principleId": "support-core-task-success", "checkId": "clear-system-state-and-recovery", "status": "pass", "confidence": "high", "method": "Direct audit evidence using the named artifacts and representative path conditions.", "evidence": "A synthetic missing URL produced a clear “Inhalt nicht gefunden” state with address guidance, search, and service links for recovery.", "pathIds": [ "not-found" ], "artifacts": [ "evidence/404-state.json" ] }, { "principleId": "be-fast-and-stable", "checkId": "good-core-web-vitals", "status": "issues", "confidence": "high", "method": "Direct audit evidence using the named artifacts and representative path conditions.", "evidence": "Mobile Lighthouse measured LCP 3.94 s (outside the good <=2.5 s range), despite low CLS 0.005 and TBT 16.5 ms in that run.", "pathIds": [ "home" ], "artifacts": [ "evidence/home-lighthouse-summary.json", "evidence/home-trace-summary.json" ], "findingIds": [ "F10" ] }, { "principleId": "be-fast-and-stable", "checkId": "visual-stability", "status": "issues", "confidence": "high", "method": "Direct audit evidence using the named artifacts and representative path conditions.", "evidence": "Mobile layout observers measured CLS 0.2455 on search and 0.1283 on the politics section; the former exceeds the poor threshold and the latter exceeds good.", "pathIds": [ "section", "search" ], "artifacts": [ "evidence/search-layout.json", "evidence/section-layout.json" ], "findingIds": [ "F11" ] }, { "principleId": "be-fast-and-stable", "checkId": "efficient-main-thread", "status": "pass", "confidence": "high", "method": "Direct audit evidence using the named artifacts and representative path conditions.", "evidence": "The trace found one 106 ms long task and 56 ms total blocking time over 11.3 s, while Lighthouse TBT was 16.5 ms; scripting did not dominate the measured load.", "pathIds": [ "home" ], "artifacts": [ "evidence/home-trace-summary.json", "evidence/home-lighthouse-summary.json" ] }, { "principleId": "be-fast-and-stable", "checkId": "efficient-resource-delivery", "status": "issues", "confidence": "high", "method": "Direct audit evidence using the named artifacts and representative path conditions.", "evidence": "HAR recorded 90 requests and 3.99 MB; Lighthouse estimated 1,010 ms savings from render-blocking requests, and the HAR confirmed three VeryHigh parser-inserted stylesheets.", "pathIds": [ "home" ], "artifacts": [ "evidence/home-summary.json", "evidence/home-lighthouse-summary.json", "evidence/home.har" ], "findingIds": [ "F12" ] }, { "principleId": "be-fast-and-stable", "checkId": "trim-unused-and-duplicate-code", "status": "issues", "confidence": "high", "method": "Direct audit evidence using the named artifacts and representative path conditions.", "evidence": "Lighthouse estimated 132 KiB unused JavaScript, 29 KiB unused CSS, and 8 KiB avoidable legacy JavaScript; HAR recorded 25 scripts.", "pathIds": [ "home" ], "artifacts": [ "evidence/home-lighthouse-summary.json", "evidence/home-summary.json" ], "findingIds": [ "F13" ] }, { "principleId": "be-inclusive", "checkId": "names-roles-labels", "status": "issues", "confidence": "high", "method": "Direct audit evidence using the named artifacts and representative path conditions.", "evidence": "Lighthouse failed link-name; direct probes found 83 empty links on the section, 89 on the article, and five homepage images without alt according to the image audit.", "pathIds": [ "home" ], "artifacts": [ "evidence/home-lighthouse-summary.json", "evidence/section-profile.json", "evidence/article-profile.json", "evidence/home-images.json" ], "findingIds": [ "F14", "F25" ] }, { "principleId": "be-inclusive", "checkId": "sufficient-contrast", "status": "issues", "confidence": "high", "method": "Direct audit evidence using the named artifacts and representative path conditions.", "evidence": "Lighthouse accessibility audit failed color-contrast on the rendered page.", "pathIds": [ "home" ], "artifacts": [ "evidence/home-lighthouse-summary.json" ], "findingIds": [ "F15" ] }, { "principleId": "be-inclusive", "checkId": "structure-and-focus", "status": "issues", "confidence": "high", "method": "Direct audit evidence using the named artifacts and representative path conditions.", "evidence": "Lighthouse failed heading-order; the section jumps from H1 directly to repeated H3 elements, including empty H3s. Focus itself was visible with a 2 px outline.", "pathIds": [ "home" ], "artifacts": [ "evidence/home-lighthouse-summary.json", "evidence/section-profile.json", "evidence/platform-probe.json" ], "findingIds": [ "F16" ] }, { "principleId": "be-inclusive", "checkId": "legible-text", "status": "pass", "confidence": "high", "method": "Direct audit evidence using the named artifacts and representative path conditions.", "evidence": "Rendered/crawler screenshots show readable German headlines and body text without clipping at desktop and narrow viewport; mobile layouts report no horizontal overflow.", "pathIds": [ "home", "article" ], "artifacts": [ "evidence/home-discoverability-crawler.png", "evidence/article-discoverability-crawler.png", "evidence/article-layout.json" ] }, { "principleId": "be-inclusive", "checkId": "zoom-reflow-targets-and-media", "status": "issues", "confidence": "high", "method": "Direct audit evidence using the named artifacts and representative path conditions.", "evidence": "Viewport permits scaling and 360 px reflow has no overflow, but 140 of 296 rendered targets are below 44 px in one dimension.", "pathIds": [ "home" ], "artifacts": [ "evidence/platform-probe.json", "evidence/home-mobile-layout.json" ], "findingIds": [ "F08" ] }, { "principleId": "follow-best-practices", "checkId": "no-console-errors", "status": "issues", "confidence": "high", "method": "Direct audit evidence using the named artifacts and representative path conditions.", "evidence": "Lighthouse explicitly failed errors-in-console during page load.", "pathIds": [ "home" ], "artifacts": [ "evidence/home-lighthouse-summary.json" ], "findingIds": [ "F17" ] }, { "principleId": "follow-best-practices", "checkId": "sound-document-and-assets", "status": "issues", "confidence": "high", "method": "Direct audit evidence using the named artifacts and representative path conditions.", "evidence": "Doctype, UTF-8 charset, and viewport are valid, but the image audit found 14 of 17 homepage images without width/height and seven oversized images.", "pathIds": [ "home" ], "artifacts": [ "evidence/home-structure-features.json", "evidence/home-images.json" ], "findingIds": [ "F18" ] }, { "principleId": "follow-best-practices", "checkId": "browser-platform-hygiene", "status": "pass", "confidence": "high", "method": "Direct audit evidence using the named artifacts and representative path conditions.", "evidence": "Lighthouse best-practices scored 0.96; no deprecation, paste-prevention, notification-on-load, or geolocation-on-load failure was surfaced, and source probe found no permission call signatures.", "pathIds": [ "home" ], "artifacts": [ "evidence/home-lighthouse.json", "evidence/platform-probe.json" ] }, { "principleId": "be-discoverable", "checkId": "title-and-description", "status": "pass", "confidence": "high", "method": "Direct audit evidence using the named artifacts and representative path conditions.", "evidence": "All four templates have descriptive titles and rendered meta descriptions; the homepage, section, and search descriptions are also present in raw HTML.", "pathIds": [ "home", "section", "article", "search" ], "artifacts": [ "evidence/home-recon.json", "evidence/section-profile.json", "evidence/article-profile.json", "evidence/search-profile.json" ] }, { "principleId": "be-discoverable", "checkId": "crawlable-and-mobile-friendly", "status": "issues", "confidence": "high", "method": "Direct audit evidence using the named artifacts and representative path conditions.", "evidence": "Viewport and robots are valid and anchors carry hrefs, but Lighthouse failed link-name and direct probes counted 75–89 links with no discernible text/name on representative templates.", "pathIds": [ "home" ], "artifacts": [ "evidence/home-lighthouse-summary.json", "evidence/section-profile.json", "evidence/article-profile.json", "evidence/search-profile.json" ], "findingIds": [ "F25" ] }, { "principleId": "be-discoverable", "checkId": "canonical-and-indexing-signals", "status": "pass", "confidence": "high", "method": "Direct audit evidence using the named artifacts and representative path conditions.", "evidence": "Public templates return 200, expose matching canonical URLs and index/follow; robots.txt allows public content and declares https://www.merkur.de/news.xml as the sitemap. Search is intentionally noindex/nofollow.", "pathIds": [ "home" ], "artifacts": [ "evidence/home-recon.json", "evidence/section-profile.json", "evidence/article-profile.json", "evidence/search-profile.json", "evidence/robots.txt" ] }, { "principleId": "be-discoverable", "checkId": "structured-and-shareable-metadata", "status": "issues", "confidence": "high", "method": "Direct audit evidence using the named artifacts and representative path conditions.", "evidence": "The article exposes Open Graph metadata but its sole JSON-LD object is typed WebPage rather than NewsArticle, reducing article-specific entity detail for rich results.", "pathIds": [ "article" ], "artifacts": [ "evidence/article-profile.json" ], "findingIds": [ "F19" ] }, { "principleId": "be-private-and-secure", "checkId": "secure-transport-and-headers", "status": "issues", "confidence": "high", "method": "Direct audit evidence using the named artifacts and representative path conditions.", "evidence": "The page is HTTPS, but headers inspection found no CSP, HSTS, nosniff, frame defense, Referrer-Policy, or Permissions-Policy; five of six cookies lacked Secure.", "pathIds": [ "home" ], "artifacts": [ "evidence/headers.json", "evidence/cookies.json" ], "findingIds": [ "F20" ] }, { "principleId": "be-private-and-secure", "checkId": "data-minimisation-and-third-parties", "status": "issues", "confidence": "high", "method": "Direct audit evidence using the named artifacts and representative path conditions.", "evidence": "HAR recorded 59 third-party requests transferring 3.41 MB; tracker enumeration found 19 third-party origins before consent choice, including ad/recommendation vendors.", "pathIds": [ "home" ], "artifacts": [ "evidence/home-summary.json", "evidence/trackers.json" ], "findingIds": [ "F21" ] }, { "principleId": "be-private-and-secure", "checkId": "in-context-permissions-and-modern-auth", "status": "not-applicable", "confidence": "high", "method": "Direct audit evidence using the named artifacts and representative path conditions.", "evidence": "No browser permission request occurred on load, and authentication/account registration was not part of the selected public-news core journey.", "reason": "The representative public reading and search paths require neither a browser permission nor authentication; modern-auth quality was not applicable to those paths." }, { "principleId": "be-private-and-secure", "checkId": "defensive-browser-policies", "status": "issues", "confidence": "high", "method": "Direct audit evidence using the named artifacts and representative path conditions.", "evidence": "Header evidence found no HSTS, clickjacking defense, CSP/frame-ancestors, Referrer-Policy, or Permissions-Policy. Several cookies use SameSite=None without Secure.", "pathIds": [ "home" ], "artifacts": [ "evidence/headers.json", "evidence/cookies.json" ], "findingIds": [ "F20" ] }, { "principleId": "be-resilient", "checkId": "progressive-enhancement", "status": "pass", "confidence": "high", "method": "Direct audit evidence using the named artifacts and representative path conditions.", "evidence": "Discoverability captures show 85–92% raw-HTML coverage on public news templates with title/H1 preserved and no empty JS shell.", "pathIds": [ "home", "section", "article" ], "artifacts": [ "evidence/home-discoverability.json", "evidence/section-discoverability.json", "evidence/article-discoverability.json" ] }, { "principleId": "be-resilient", "checkId": "resilient-runtime-behaviour", "status": "pass", "confidence": "high", "method": "Direct audit evidence using the named artifacts and representative path conditions.", "evidence": "The custom consent wall remains contained and scrollable at 360 px; representative templates rendered without horizontal clipping and navigation remains ordinary crawlable links.", "pathIds": [ "home" ], "artifacts": [ "evidence/home-mobile.png", "evidence/home-mobile-layout.json" ] }, { "principleId": "be-resilient", "checkId": "offline-and-installable", "status": "not-applicable", "confidence": "high", "method": "Direct audit evidence using the named artifacts and representative path conditions.", "evidence": "Merkur.de is a public news publication rather than an intrinsically app-like workflow; offline/installability was treated as contextual.", "reason": "A manifest exists for standalone branding, but an offline app journey is not required for the audited public-news purpose." }, { "principleId": "be-resilient", "checkId": "network-and-http-failure-states", "status": "pass", "confidence": "high", "method": "Direct audit evidence using the named artifacts and representative path conditions.", "evidence": "A missing route returns a clear branded not-found message and offers search and navigation recovery rather than a blank shell.", "pathIds": [ "not-found" ], "artifacts": [ "evidence/404-state.json" ] }, { "principleId": "be-internationalised", "checkId": "lang-dir-and-logical-properties", "status": "issues", "confidence": "high", "method": "Direct audit evidence using the named artifacts and representative path conditions.", "evidence": "The document correctly declares lang=de, but rendered CSS inspection found zero logical-property declarations against 545 physical left/right declarations, making bidi/writing-mode adaptation brittle.", "pathIds": [ "home" ], "artifacts": [ "evidence/home-structure-features.json", "evidence/platform-probe.json" ], "findingIds": [ "F22" ] }, { "principleId": "be-internationalised", "checkId": "locale-aware-data", "status": "pass", "confidence": "high", "method": "Direct audit evidence using the named artifacts and representative path conditions.", "evidence": "The selected German-localized templates consistently render German-language dates, labels, and content under html lang=de; no foreign-locale product/currency flow exists.", "pathIds": [ "home" ], "artifacts": [ "evidence/article-profile.json", "evidence/section-profile.json" ] }, { "principleId": "be-internationalised", "checkId": "time-zone-correctness", "status": "not-applicable", "confidence": "high", "method": "Direct audit evidence using the named artifacts and representative path conditions.", "evidence": "The representative reading/search templates do not accept, schedule, or coordinate user event times across zones.", "reason": "Displayed publication times are informational; no time-zone-sensitive transaction or recurring-event workflow was present." }, { "principleId": "be-trustworthy", "checkId": "no-dark-patterns", "status": "issues", "confidence": "high", "method": "Direct audit evidence using the named artifacts and representative path conditions.", "evidence": "The consent wall gives a dominant ACCEPT ALL action and a subscription alternative, but no equally prominent reject option is visible; the primary content is blocked until a choice.", "pathIds": [ "home" ], "artifacts": [ "evidence/home-mobile.png", "evidence/home-desktop.png" ], "findingIds": [ "F23" ] }, { "principleId": "be-trustworthy", "checkId": "humane-error-handling", "status": "pass", "confidence": "high", "method": "Direct audit evidence using the named artifacts and representative path conditions.", "evidence": "The only primary input is a labelled GET search field; the tested populated query returned results, while the not-found state clearly explains recovery without blaming the user.", "pathIds": [ "home", "search", "not-found" ], "artifacts": [ "evidence/home-structure-features.json", "evidence/search-profile.json", "evidence/404-state.json" ] }, { "principleId": "be-trustworthy", "checkId": "trustworthy-input-assistance", "status": "not-applicable", "confidence": "high", "method": "Direct audit evidence using the named artifacts and representative path conditions.", "evidence": "The primary form is a single free-text news search; address, payment, sign-in, and sign-up autofill assistance does not apply.", "reason": "No personal-data form requiring autocomplete tokens was part of the representative public flow." }, { "principleId": "be-trustworthy", "checkId": "safe-commercial-and-account-flows", "status": "issues", "confidence": "high", "method": "Direct audit evidence using the named artifacts and representative path conditions.", "evidence": "The blocking wall asks users to “SUBSCRIBE NOW” without showing price or commitment details in the decision surface, while acceptance of tracking is the visually dominant alternative.", "pathIds": [ "home" ], "artifacts": [ "evidence/home-mobile.png", "evidence/home-desktop.png" ], "findingIds": [ "F23" ] }, { "principleId": "be-sustainable", "checkId": "optimised-assets", "status": "issues", "confidence": "high", "method": "Direct audit evidence using the named artifacts and representative path conditions.", "evidence": "Homepage image audit found seven oversized images, 11 legacy-format images, 14 missing dimensions, and 11 below-fold images without lazy loading.", "pathIds": [ "home" ], "artifacts": [ "evidence/home-images.json", "evidence/article-images.json" ], "findingIds": [ "F18", "F24" ] }, { "principleId": "be-sustainable", "checkId": "no-wasteful-work", "status": "issues", "confidence": "high", "method": "Direct audit evidence using the named artifacts and representative path conditions.", "evidence": "Before content interaction the HAR transferred 2.73 MB across nine media requests and 3.41 MB third-party bytes, indicating avoidable background fetch work.", "pathIds": [ "home" ], "artifacts": [ "evidence/home-summary.json", "evidence/home.har" ], "findingIds": [ "F24" ] }, { "principleId": "be-sustainable", "checkId": "third-party-and-media-budget", "status": "issues", "confidence": "high", "method": "Direct audit evidence using the named artifacts and representative path conditions.", "evidence": "Third parties account for 59 requests and 3.41 of 3.99 MB total transfer; autoplay/background streaming media alone contributes 2.73 MB before the reader opts in.", "pathIds": [ "home" ], "artifacts": [ "evidence/home-summary.json", "evidence/trackers.json" ], "findingIds": [ "F24" ] }, { "principleId": "be-agent-ready", "checkId": "structured-agent-capabilities", "status": "not-applicable", "confidence": "high", "method": "Direct audit evidence using the named artifacts and representative path conditions.", "evidence": "No declared agent-facing capability or transactional tool surface was found; public article content is nevertheless server-rendered and machine-readable.", "reason": "Agent-facing WebMCP capability is emerging and not an intended surface of this public news audit." }, { "principleId": "be-agent-ready", "checkId": "on-device-inference", "status": "not-applicable", "confidence": "high", "method": "Direct audit evidence using the named artifacts and representative path conditions.", "evidence": "No on-device summarization or language-model feature is part of the current publication experience.", "reason": "Absence of an optional on-device inference feature is not a quality failure for this site." }, { "principleId": "be-memory-efficient", "checkId": "no-leak-under-repeated-interaction", "status": "pass", "confidence": "high", "method": "Direct audit evidence using the named artifacts and representative path conditions.", "evidence": "After ten bottom/top feed traversals, heap self-size increased from 21.51 MB to 21.74 MB (about 1.1%) and DOM nodes sampled 4092→4096, which is bounded for lazy content activation.", "pathIds": [ "home" ], "artifacts": [ "evidence/heap-baseline.heapsnapshot", "evidence/heap-post-valid.heapsnapshot", "evidence/memory-metrics.json" ] }, { "principleId": "be-memory-efficient", "checkId": "bounded-footprint", "status": "pass", "confidence": "high", "method": "Direct audit evidence using the named artifacts and representative path conditions.", "evidence": "Baseline heap summary reports 21.5 MB self-size and the live DOM sample reports 4,092 elements, proportionate to a long news homepage with 90 network requests.", "pathIds": [ "home" ], "artifacts": [ "evidence/heap-baseline.heapsnapshot", "evidence/memory-metrics.json" ] }, { "principleId": "be-memory-efficient", "checkId": "no-detached-dom-or-unbounded-listeners", "status": "pass", "confidence": "high", "method": "Direct audit evidence using the named artifacts and representative path conditions.", "evidence": "Before/after heap summaries show only 0.8% node-count growth (372,972→375,993) and no Detached* constructor among the largest retained constructors; live DOM grew by four nodes.", "pathIds": [ "home" ], "artifacts": [ "evidence/heap-baseline.heapsnapshot", "evidence/heap-post-valid.heapsnapshot", "evidence/memory-metrics.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", "F02" ] }, { "principleId": "maximize-content-reduce-noise", "expectation": "default", "status": "issues", "findingIds": [ "F04", "F05", "F06" ] }, { "principleId": "adapt-to-the-form-factor", "expectation": "default", "status": "issues", "findingIds": [ "F07", "F08" ] }, { "principleId": "support-core-task-success", "expectation": "default", "status": "issues", "findingIds": [ "F09", "F04" ] }, { "principleId": "be-fast-and-stable", "expectation": "default", "status": "issues", "findingIds": [ "F10", "F11", "F12", "F13" ] }, { "principleId": "be-inclusive", "expectation": "default", "status": "issues", "findingIds": [ "F14", "F25", "F15", "F16", "F08" ] }, { "principleId": "follow-best-practices", "expectation": "default", "status": "issues", "findingIds": [ "F17", "F18" ] }, { "principleId": "be-discoverable", "expectation": "default", "status": "issues", "findingIds": [ "F25", "F19" ] }, { "principleId": "be-private-and-secure", "expectation": "default", "status": "issues", "findingIds": [ "F20", "F21" ] }, { "principleId": "be-resilient", "expectation": "contextual", "status": "pass" }, { "principleId": "be-internationalised", "expectation": "contextual", "status": "issues", "findingIds": [ "F22" ] }, { "principleId": "be-trustworthy", "expectation": "default", "status": "issues", "findingIds": [ "F23" ] }, { "principleId": "be-sustainable", "expectation": "contextual", "status": "issues", "findingIds": [ "F18", "F24" ] }, { "principleId": "be-agent-ready", "expectation": "contextual", "status": "not-applicable", "reason": "Agent-facing WebMCP capability is emerging and not an intended surface of this public news audit. Absence of an optional on-device inference feature is not a quality failure for this site." }, { "principleId": "be-memory-efficient", "expectation": "default", "status": "pass" } ], "paths": [ { "id": "home", "description": "Homepage and first-visit consent state; represents editorial landing and global chrome.", "url": "https://www.merkur.de/", "conditions": [ "desktop", "360x800", "prefers-color-scheme: dark", "prefers-reduced-motion: reduce", "forced-colors: active", "no JavaScript crawler" ], "result": "issues" }, { "id": "section", "description": "Politics listing; represents section/index templates and long card feeds.", "url": "https://www.merkur.de/politik/", "conditions": [ "360x800", "no JavaScript crawler" ], "result": "issues" }, { "id": "article", "description": "News article; represents the primary reading journey and article metadata.", "url": "https://www.merkur.de/politik/ist-dies-europas-wunderwaffe-gegen-russische-drohnenschwaerme-zr-94407021.html", "conditions": [ "360x800", "no JavaScript crawler" ], "result": "issues" }, { "id": "search", "description": "Search results for Ukraine; represents the primary form and results flow.", "url": "https://www.merkur.de/suche/?tt=1&qr=Ukraine", "conditions": [ "360x800", "no JavaScript crawler" ], "result": "issues" }, { "id": "not-found", "description": "Synthetic missing URL; represents HTTP failure and recovery state.", "url": "https://www.merkur.de/definitely-not-a-real-page-atomic-audit", "conditions": [ "default" ], "result": "pass" } ], "findings": [ { "id": "F01", "severity": "high", "principleId": "respect-user-preferences", "principleCheckId": "respects-color-scheme", "guidanceId": "dark-mode", "guidanceCategory": "user-experience", "summary": "No user-preference theming", "evidence": "Dark and reduced-motion probes show a fixed light surface and an animation remains under reduce.", "suggestedFix": "Add color-scheme/light-dark theming and disable non-essential motion in prefers-reduced-motion.", "effort": "medium", "confidence": "high", "pathId": "home", "url": "https://www.merkur.de", "artifacts": [ "evidence/home-dark.png", "evidence/reduced-motion.json" ] }, { "id": "F02", "severity": "low", "principleId": "implement-natural-interactions", "principleCheckId": "view-transitions", "guidanceId": "cross-document-transitions", "guidanceCategory": "user-experience", "summary": "Abrupt multi-page navigation", "evidence": "No view-transition rules are present on a link-heavy MPA.", "suggestedFix": "Progressively add @view-transition { navigation: auto } with reduced-motion handling.", "effort": "small", "confidence": "high", "pathId": "home", "url": "https://www.merkur.de", "artifacts": [ "evidence/platform-probe.json" ] }, { "id": "F03", "severity": "low", "principleId": "provide-guided-navigation", "principleCheckId": "scroll-state-aware-chrome", "guidanceId": "shrinking-header-on-scroll", "guidanceCategory": "user-experience", "summary": "Long pages provide little position-aware guidance", "evidence": "The CSS probe found no scroll-state/progress treatment on pages up to 27,772 px high.", "suggestedFix": "Add a lightweight reading/progress cue or responsive scrolled header where it improves orientation.", "effort": "medium", "confidence": "high", "pathId": "home", "url": "https://www.merkur.de", "artifacts": [ "evidence/platform-probe.json", "evidence/home-mobile-layout.json" ] }, { "id": "F04", "severity": "critical", "principleId": "maximize-content-reduce-noise", "principleCheckId": "no-intrusive-interruptions", "guidanceId": "light-dismiss-a-dialog", "guidanceCategory": "user-experience", "summary": "Consent/subscription wall obscures all content", "evidence": "First-load screenshots across all templates show the wall occupying the viewport before content.", "suggestedFix": "Make the consent choice non-obscuring where legally possible and offer clear, equally accessible choices; keep content-first access.", "effort": "large", "confidence": "high", "pathId": "home", "url": "https://www.merkur.de", "artifacts": [ "evidence/home-mobile.png", "evidence/home-desktop.png", "evidence/article-mobile.png" ] }, { "id": "F05", "severity": "high", "principleId": "maximize-content-reduce-noise", "principleCheckId": "semantic-dismissible-primitives", "guidanceId": "declarative-dialog-popover-control", "guidanceCategory": "user-experience", "summary": "Consent controls use custom div semantics", "evidence": "Shadow DOM inspection identifies div-based pseudo-buttons inside a custom dialog implementation.", "suggestedFix": "Use native dialog/button semantics, focus management, Escape behavior, and an accessible name.", "effort": "medium", "confidence": "high", "pathId": "home", "url": "https://www.merkur.de", "artifacts": [ "evidence/cmp-shadow.json" ] }, { "id": "F06", "severity": "medium", "principleId": "maximize-content-reduce-noise", "principleCheckId": "reduced-chrome", "guidanceId": "defer-rendering-heavy-content", "guidanceCategory": "performance", "summary": "Advertising and third-party chrome dominate the load", "evidence": "26 ad-like surfaces and 59 third-party requests compete with editorial content.", "suggestedFix": "Defer below-fold ad/recommendation surfaces and reserve editorial space first.", "effort": "large", "confidence": "high", "pathId": "home", "url": "https://www.merkur.de", "artifacts": [ "evidence/section-profile.json", "evidence/home-summary.json" ] }, { "id": "F07", "severity": "low", "principleId": "adapt-to-the-form-factor", "principleCheckId": "component-level-responsiveness", "guidanceId": "size-aware-styling", "guidanceCategory": "css", "summary": "No component container queries", "evidence": "CSS probe finds no @container rules across reusable cards.", "suggestedFix": "Adopt container queries for cards reused in main, rail, and narrow placements with viewport fallbacks.", "effort": "medium", "confidence": "high", "pathId": "home", "url": "https://www.merkur.de", "artifacts": [ "evidence/platform-probe.json" ] }, { "id": "F08", "severity": "medium", "principleId": "adapt-to-the-form-factor", "principleCheckId": "input-modality-aware", "guidanceId": "accessibility", "guidanceCategory": "accessibility", "summary": "Many interactive targets are undersized", "evidence": "140/296 visible targets are under 44 px in one dimension.", "suggestedFix": "Increase hit areas to at least 44x44 CSS px without forcing visual bulk; retain visible focus.", "effort": "medium", "confidence": "high", "pathId": "home", "url": "https://www.merkur.de", "artifacts": [ "evidence/platform-probe.json" ] }, { "id": "F09", "severity": "high", "principleId": "support-core-task-success", "principleCheckId": "primary-flow-completion", "guidanceId": "primary-user-journey-task-completion", "guidanceCategory": "user-experience", "summary": "First-time reading and search are blocked", "evidence": "The consent wall intercepts each primary path before content is usable.", "suggestedFix": "Allow the primary content journey to proceed with a clear privacy choice and no dead-end wall.", "effort": "large", "confidence": "high", "pathId": "home", "url": "https://www.merkur.de", "artifacts": [ "evidence/home-mobile.png", "evidence/search-mobile.png" ] }, { "id": "F10", "severity": "high", "principleId": "be-fast-and-stable", "principleCheckId": "good-core-web-vitals", "guidanceId": "optimize-image-priority", "guidanceCategory": "performance", "summary": "Mobile LCP is outside the good range", "evidence": "Lighthouse measured LCP 3.94 s.", "suggestedFix": "Prioritize the LCP image/content, reduce consent/render-blocking dependency delay, and validate LCP <=2.5 s.", "effort": "medium", "confidence": "high", "pathId": "home", "url": "https://www.merkur.de", "artifacts": [ "evidence/home-lighthouse-summary.json", "evidence/home-trace-summary.json" ] }, { "id": "F11", "severity": "high", "principleId": "be-fast-and-stable", "principleCheckId": "visual-stability", "guidanceId": "visually-stable-font-fallbacks", "guidanceCategory": "performance", "summary": "Search and section layouts shift materially", "evidence": "Observed CLS is 0.2455 on search and 0.1283 on section.", "suggestedFix": "Reserve ad/image/widget space with explicit dimensions/aspect-ratio and stabilize fonts.", "effort": "medium", "confidence": "high", "pathId": "home", "url": "https://www.merkur.de", "artifacts": [ "evidence/search-layout.json", "evidence/section-layout.json" ] }, { "id": "F12", "severity": "medium", "principleId": "be-fast-and-stable", "principleCheckId": "efficient-resource-delivery", "guidanceId": "optimize-preload-priority", "guidanceCategory": "performance", "summary": "Heavy render path and resource delivery", "evidence": "90 requests transfer 3.99 MB; render-blocking opportunity is about 1.01 s.", "suggestedFix": "Inline/minimize critical CSS, defer noncritical styles/scripts/media, and set intentional preload/fetch priority.", "effort": "large", "confidence": "high", "pathId": "home", "url": "https://www.merkur.de", "artifacts": [ "evidence/home-summary.json", "evidence/home-lighthouse-summary.json" ] }, { "id": "F13", "severity": "medium", "principleId": "be-fast-and-stable", "principleCheckId": "trim-unused-and-duplicate-code", "guidanceId": "identify-heavy-scripts", "guidanceCategory": "performance", "summary": "Unused and legacy code ships on initial load", "evidence": "Lighthouse estimates 132 KiB unused JS, 29 KiB unused CSS, and 8 KiB legacy JS.", "suggestedFix": "Code-split by feature/consent state and remove legacy/duplicate payloads.", "effort": "medium", "confidence": "high", "pathId": "home", "url": "https://www.merkur.de", "artifacts": [ "evidence/home-lighthouse-summary.json" ] }, { "id": "F14", "severity": "high", "principleId": "be-inclusive", "principleCheckId": "names-roles-labels", "guidanceId": "accessibility", "guidanceCategory": "accessibility", "summary": "Numerous links have no accessible name", "evidence": "Lighthouse fails link-name; 83-89 unnamed links occur on core templates.", "suggestedFix": "Give every linked card/icon a discernible accessible name and remove empty duplicate anchors.", "effort": "medium", "confidence": "high", "pathId": "home", "url": "https://www.merkur.de", "artifacts": [ "evidence/home-lighthouse-summary.json", "evidence/article-profile.json" ] }, { "id": "F15", "severity": "high", "principleId": "be-inclusive", "principleCheckId": "sufficient-contrast", "guidanceId": "accessibility", "guidanceCategory": "accessibility", "summary": "Text contrast failures", "evidence": "Lighthouse fails the WCAG color-contrast audit.", "suggestedFix": "Update affected color tokens to meet WCAG AA in normal and interaction states.", "effort": "small", "confidence": "high", "pathId": "home", "url": "https://www.merkur.de", "artifacts": [ "evidence/home-lighthouse-summary.json" ] }, { "id": "F16", "severity": "medium", "principleId": "be-inclusive", "principleCheckId": "structure-and-focus", "guidanceId": "accessibility", "guidanceCategory": "accessibility", "summary": "Heading hierarchy skips levels", "evidence": "The politics section jumps from H1 to H3 and includes empty H3 elements; Lighthouse fails heading-order.", "suggestedFix": "Use semantic H2 section headings, H3 descendants, and remove empty headings.", "effort": "small", "confidence": "high", "pathId": "home", "url": "https://www.merkur.de", "artifacts": [ "evidence/section-profile.json", "evidence/home-lighthouse-summary.json" ] }, { "id": "F17", "severity": "medium", "principleId": "follow-best-practices", "principleCheckId": "no-console-errors", "guidanceId": "avoid-console-errors-uncaught-exceptions", "guidanceCategory": "html", "summary": "Console errors occur on load", "evidence": "Lighthouse fails errors-in-console.", "suggestedFix": "Resolve the recorded exceptions/network console errors and add production error monitoring.", "effort": "small", "confidence": "high", "pathId": "home", "url": "https://www.merkur.de", "artifacts": [ "evidence/home-lighthouse-summary.json" ] }, { "id": "F18", "severity": "medium", "principleId": "follow-best-practices", "principleCheckId": "sound-document-and-assets", "guidanceId": "optimize-image-priority", "guidanceCategory": "performance", "summary": "Images lack dimensions and are oversized", "evidence": "14/17 homepage images lack dimensions and seven are oversized.", "suggestedFix": "Emit width/height or aspect-ratio and responsive modern sources sized for each slot.", "effort": "medium", "confidence": "high", "pathId": "home", "url": "https://www.merkur.de", "artifacts": [ "evidence/home-images.json" ] }, { "id": "F19", "severity": "medium", "principleId": "be-discoverable", "principleCheckId": "structured-and-shareable-metadata", "guidanceId": "html", "guidanceCategory": "html", "summary": "Article schema is generic", "evidence": "The article JSON-LD is WebPage rather than NewsArticle despite article-specific content.", "suggestedFix": "Publish accurate NewsArticle JSON-LD with headline, image, dates, author, publisher, and canonical URL.", "effort": "small", "confidence": "high", "pathId": "home", "url": "https://www.merkur.de", "artifacts": [ "evidence/article-profile.json" ] }, { "id": "F20", "severity": "high", "principleId": "be-private-and-secure", "principleCheckId": "secure-transport-and-headers", "guidanceId": "security", "guidanceCategory": "security", "summary": "Security headers and cookie protections are missing", "evidence": "No CSP/HSTS/nosniff/frame/referrer/permissions policies; five cookies lack Secure.", "suggestedFix": "Deploy a measured CSP, HSTS, nosniff, frame-ancestors, Referrer-Policy, Permissions-Policy, and secure cookie flags.", "effort": "medium", "confidence": "high", "pathId": "home", "url": "https://www.merkur.de", "artifacts": [ "evidence/headers.json", "evidence/cookies.json" ] }, { "id": "F21", "severity": "high", "principleId": "be-private-and-secure", "principleCheckId": "data-minimisation-and-third-parties", "guidanceId": "privacy", "guidanceCategory": "privacy", "summary": "Large third-party footprint before consent", "evidence": "59 third-party requests transfer 3.41 MB across 19 origins.", "suggestedFix": "Gate nonessential vendors until consent, consolidate vendors, batch analytics, and minimize retained identifiers.", "effort": "large", "confidence": "high", "pathId": "home", "url": "https://www.merkur.de", "artifacts": [ "evidence/home-summary.json", "evidence/trackers.json" ] }, { "id": "F22", "severity": "low", "principleId": "be-internationalised", "principleCheckId": "lang-dir-and-logical-properties", "guidanceId": "translator", "guidanceCategory": "internationalization", "summary": "CSS relies entirely on physical directions", "evidence": "Probe found zero logical declarations and 545 physical left/right declarations.", "suggestedFix": "Use logical margin/padding/inset/size properties for new and touched layout code.", "effort": "medium", "confidence": "high", "pathId": "home", "url": "https://www.merkur.de", "artifacts": [ "evidence/platform-probe.json" ] }, { "id": "F23", "severity": "high", "principleId": "be-trustworthy", "principleCheckId": "no-dark-patterns", "guidanceId": "custom-button-actions", "guidanceCategory": "forms", "summary": "Consent and subscription choice is asymmetric", "evidence": "ACCEPT ALL is dominant and no reject action is visible; subscription price is absent.", "suggestedFix": "Present reject/manage choices with equivalent prominence and show subscription price/terms before commitment.", "effort": "large", "confidence": "high", "pathId": "home", "url": "https://www.merkur.de", "artifacts": [ "evidence/home-mobile.png", "evidence/home-desktop.png" ] }, { "id": "F24", "severity": "high", "principleId": "be-sustainable", "principleCheckId": "third-party-and-media-budget", "guidanceId": "deprioritize-background-fetches", "guidanceCategory": "performance", "summary": "Background media and third parties consume most bytes", "evidence": "Media transfers 2.73 MB and third parties 3.41 MB of a 3.99 MB initial load.", "suggestedFix": "Do not start media until visible/user-requested; defer third parties and enforce per-template byte budgets.", "effort": "large", "confidence": "high", "pathId": "home", "url": "https://www.merkur.de", "artifacts": [ "evidence/home-summary.json", "evidence/home.har" ] }, { "id": "F25", "severity": "medium", "principleId": "be-discoverable", "principleCheckId": "crawlable-and-mobile-friendly", "guidanceId": "accessibility", "guidanceCategory": "accessibility", "summary": "Many crawlable links lack descriptive text", "evidence": "Representative pages contain 75-89 empty/unnamed anchors and Lighthouse fails link-name.", "suggestedFix": "Consolidate linked cards into one descriptive anchor and add accessible names to icon-only links.", "effort": "medium", "confidence": "high", "pathId": "home", "url": "https://www.merkur.de", "artifacts": [ "evidence/section-profile.json", "evidence/search-profile.json" ] } ], "taskList": [ { "id": "T01", "title": "Make the consent choice non-obscuring where legally possible and offer clear, equally accessible choices; keep content-first access.", "priority": 1, "findingIds": [ "F04" ], "guidanceId": "light-dismiss-a-dialog", "status": "open" }, { "id": "T02", "title": "Deploy a measured CSP, HSTS, nosniff, frame-ancestors, Referrer-Policy, Permissions-Policy, and secure cookie flags.", "priority": 2, "findingIds": [ "F20" ], "guidanceId": "security", "status": "open" }, { "id": "T03", "title": "Gate nonessential vendors until consent, consolidate vendors, batch analytics, and minimize retained identifiers.", "priority": 3, "findingIds": [ "F21" ], "guidanceId": "privacy", "status": "open" }, { "id": "T04", "title": "Present reject/manage choices with equivalent prominence and show subscription price/terms before commitment.", "priority": 4, "findingIds": [ "F23" ], "guidanceId": "custom-button-actions", "status": "open" }, { "id": "T05", "title": "Do not start media until visible/user-requested; defer third parties and enforce per-template byte budgets.", "priority": 5, "findingIds": [ "F24" ], "guidanceId": "deprioritize-background-fetches", "status": "open" }, { "id": "T06", "title": "Allow the primary content journey to proceed with a clear privacy choice and no dead-end wall.", "priority": 6, "findingIds": [ "F09" ], "guidanceId": "primary-user-journey-task-completion", "status": "open" }, { "id": "T07", "title": "Prioritize the LCP image/content, reduce consent/render-blocking dependency delay, and validate LCP <=2.5 s.", "priority": 7, "findingIds": [ "F10" ], "guidanceId": "optimize-image-priority", "status": "open" }, { "id": "T08", "title": "Reserve ad/image/widget space with explicit dimensions/aspect-ratio and stabilize fonts.", "priority": 8, "findingIds": [ "F11" ], "guidanceId": "visually-stable-font-fallbacks", "status": "open" }, { "id": "T09", "title": "Give every linked card/icon a discernible accessible name and remove empty duplicate anchors.", "priority": 9, "findingIds": [ "F14" ], "guidanceId": "accessibility", "status": "open" }, { "id": "T10", "title": "Update affected color tokens to meet WCAG AA in normal and interaction states.", "priority": 10, "findingIds": [ "F15" ], "guidanceId": "accessibility", "status": "open" }, { "id": "T11", "title": "Use native dialog/button semantics, focus management, Escape behavior, and an accessible name.", "priority": 11, "findingIds": [ "F05" ], "guidanceId": "declarative-dialog-popover-control", "status": "open" }, { "id": "T12", "title": "Inline/minimize critical CSS, defer noncritical styles/scripts/media, and set intentional preload/fetch priority.", "priority": 12, "findingIds": [ "F12" ], "guidanceId": "optimize-preload-priority", "status": "open" }, { "id": "T13", "title": "Code-split by feature/consent state and remove legacy/duplicate payloads.", "priority": 13, "findingIds": [ "F13" ], "guidanceId": "identify-heavy-scripts", "status": "open" }, { "id": "T14", "title": "Use semantic H2 section headings, H3 descendants, and remove empty headings.", "priority": 14, "findingIds": [ "F16" ], "guidanceId": "accessibility", "status": "open" }, { "id": "T15", "title": "Resolve the recorded exceptions/network console errors and add production error monitoring.", "priority": 15, "findingIds": [ "F17" ], "guidanceId": "avoid-console-errors-uncaught-exceptions", "status": "open" }, { "id": "T16", "title": "Emit width/height or aspect-ratio and responsive modern sources sized for each slot.", "priority": 16, "findingIds": [ "F18" ], "guidanceId": "optimize-image-priority", "status": "open" }, { "id": "T17", "title": "Publish accurate NewsArticle JSON-LD with headline, image, dates, author, publisher, and canonical URL.", "priority": 17, "findingIds": [ "F19" ], "guidanceId": "html", "status": "open" }, { "id": "T18", "title": "Consolidate linked cards into one descriptive anchor and add accessible names to icon-only links.", "priority": 18, "findingIds": [ "F25" ], "guidanceId": "accessibility", "status": "open" }, { "id": "T19", "title": "Defer below-fold ad/recommendation surfaces and reserve editorial space first.", "priority": 19, "findingIds": [ "F06" ], "guidanceId": "defer-rendering-heavy-content", "status": "open" }, { "id": "T20", "title": "Increase hit areas to at least 44x44 CSS px without forcing visual bulk; retain visible focus.", "priority": 20, "findingIds": [ "F08" ], "guidanceId": "accessibility", "status": "open" }, { "id": "T21", "title": "Add color-scheme/light-dark theming and disable non-essential motion in prefers-reduced-motion.", "priority": 21, "findingIds": [ "F01" ], "guidanceId": "dark-mode", "status": "open" }, { "id": "T22", "title": "Progressively add @view-transition { navigation: auto } with reduced-motion handling.", "priority": 22, "findingIds": [ "F02" ], "guidanceId": "cross-document-transitions", "status": "open" }, { "id": "T23", "title": "Add a lightweight reading/progress cue or responsive scrolled header where it improves orientation.", "priority": 23, "findingIds": [ "F03" ], "guidanceId": "shrinking-header-on-scroll", "status": "open" }, { "id": "T24", "title": "Adopt container queries for cards reused in main, rail, and narrow placements with viewport fallbacks.", "priority": 24, "findingIds": [ "F07" ], "guidanceId": "size-aware-styling", "status": "open" }, { "id": "T25", "title": "Use logical margin/padding/inset/size properties for new and touched layout code.", "priority": 25, "findingIds": [ "F22" ], "guidanceId": "translator", "status": "open" } ], "budget": { "pathCount": 5, "auditPasses": 1 }, "agent": "pi", "runId": "2026-07-20T16-02-49-335Z" }