{ "url": "https://gemini.google.com", "auditedAt": "2026-07-21T19:17:39.928Z", "mode": "report", "status": "completed", "statusDetail": "Coverage-complete unauthenticated audit. Signed-in conversation history, paid subscription/checkout, generated response states, and destructive account actions were excluded because they require credentials or commitments.", "page": { "appType": "hybrid", "framework": "Angular app entry; related release-notes route redirects to a separate React-like gemini.google property; FAQ redirects to Google Help.", "notes": "Public AI assistant with app, download, release-note, help, localization, consent, and Google Accounts sign-in surfaces." }, "evidenceUsed": [ "screenshot", "video", "dom", "evaluate-probe", "layout-metrics", "trace", "har", "discoverability", "headers", "cookies", "trackers", "images", "secrets", "heap-summary", "lighthouse", "robots.txt", "sitemap.xml" ], "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": "screenshot", "path": "evidence/app-desktop.png", "caption": "app desktop" }, { "type": "other", "path": "evidence/app-probe.json", "caption": "app probe", "findingIds": [ "F06" ] }, { "type": "screenshot", "path": "evidence/arabic-mobile.png", "caption": "arabic mobile" }, { "type": "other", "path": "evidence/arabic-probe.json", "caption": "arabic probe" }, { "type": "other", "path": "evidence/cookies.json", "caption": "cookies" }, { "type": "screenshot", "path": "evidence/dark.png", "caption": "dark" }, { "type": "screenshot", "path": "evidence/desktop-rejected.png", "caption": "desktop rejected" }, { "type": "screenshot", "path": "evidence/desktop.png", "caption": "desktop", "findingIds": [ "F03", "F18", "F21" ] }, { "type": "screenshot", "path": "evidence/discoverability-crawler.png", "caption": "discoverability crawler", "findingIds": [ "F15" ] }, { "type": "screenshot", "path": "evidence/discoverability-rendered.png", "caption": "discoverability rendered", "findingIds": [ "F15" ] }, { "type": "discoverability", "path": "evidence/discoverability.json", "caption": "discoverability", "findingIds": [ "F15" ] }, { "type": "other", "path": "evidence/document-assets.json", "caption": "document assets", "findingIds": [ "F09", "F12", "F16" ] }, { "type": "dom", "path": "evidence/dom.json", "caption": "dom", "findingIds": [ "F02", "F15" ] }, { "type": "screenshot", "path": "evidence/download-mobile.png", "caption": "download mobile" }, { "type": "other", "path": "evidence/download-probe.json", "caption": "download probe" }, { "type": "dom", "path": "evidence/faq-dom.json", "caption": "faq dom" }, { "type": "screenshot", "path": "evidence/faq.png", "caption": "faq" }, { "type": "other", "path": "evidence/headers.json", "caption": "headers", "findingIds": [ "F14", "F16" ] }, { "type": "heap", "path": "evidence/heap-baseline.heapsnapshot", "caption": "heap baseline", "findingIds": [ "F21" ] }, { "type": "heap", "path": "evidence/heap-post.heapsnapshot", "caption": "heap post" }, { "type": "screenshot", "path": "evidence/high-contrast.png", "caption": "high contrast" }, { "type": "other", "path": "evidence/images.json", "caption": "images", "findingIds": [ "F12" ] }, { "type": "other", "path": "evidence/input-focus.json", "caption": "input focus", "findingIds": [ "F05" ] }, { "type": "layout", "path": "evidence/layout-mobile.json", "caption": "layout mobile" }, { "type": "other", "path": "evidence/light-probe.json", "caption": "light probe" }, { "type": "screenshot", "path": "evidence/light.png", "caption": "light" }, { "type": "lighthouse", "path": "evidence/lighthouse-summary.json", "caption": "lighthouse summary", "findingIds": [ "F04", "F07", "F08", "F09", "F10", "F11", "F13" ] }, { "type": "lighthouse", "path": "evidence/lighthouse.json", "caption": "lighthouse", "findingIds": [ "F07", "F10", "F13" ] }, { "type": "screenshot", "path": "evidence/mobile.png", "caption": "mobile", "findingIds": [ "F03", "F06", "F18" ] }, { "type": "screenshot", "path": "evidence/navigation-contact.png", "caption": "navigation contact" }, { "type": "video", "path": "evidence/navigation.mp4", "caption": "navigation", "findingIds": [ "F02" ] }, { "type": "har-summary", "path": "evidence/network-summary.json", "caption": "network summary", "findingIds": [ "F09", "F19", "F20", "F21" ] }, { "type": "har", "path": "evidence/network.har", "caption": "network", "findingIds": [ "F09", "F19", "F20" ] }, { "type": "other", "path": "evidence/not-found-probe.json", "caption": "not found probe", "findingIds": [ "F17" ] }, { "type": "screenshot", "path": "evidence/not-found.png", "caption": "not found", "findingIds": [ "F17" ] }, { "type": "other", "path": "evidence/platform-probe.json", "caption": "platform probe" }, { "type": "other", "path": "evidence/prompt-flow.json", "caption": "prompt flow", "findingIds": [ "F06" ] }, { "type": "other", "path": "evidence/reduced-motion.json", "caption": "reduced motion", "findingIds": [ "F01" ] }, { "type": "other", "path": "evidence/runtime-probe.json", "caption": "runtime probe", "findingIds": [ "F04", "F11" ] }, { "type": "other", "path": "evidence/secrets.json", "caption": "secrets" }, { "type": "screenshot", "path": "evidence/signin.png", "caption": "signin" }, { "type": "trace-summary", "path": "evidence/trace-summary.json", "caption": "trace summary", "findingIds": [ "F07", "F08" ] }, { "type": "trace", "path": "evidence/trace.json", "caption": "trace", "findingIds": [ "F07" ] }, { "type": "other", "path": "evidence/trackers.json", "caption": "trackers" }, { "type": "screenshot", "path": "evidence/updates-discoverability-crawler.png", "caption": "updates discoverability crawler" }, { "type": "screenshot", "path": "evidence/updates-discoverability-rendered.png", "caption": "updates discoverability rendered" }, { "type": "discoverability", "path": "evidence/updates-discoverability.json", "caption": "updates discoverability" }, { "type": "layout", "path": "evidence/updates-layout.json", "caption": "updates layout" }, { "type": "screenshot", "path": "evidence/updates-mobile.png", "caption": "updates mobile" }, { "type": "other", "path": "evidence/updates-probe.json", "caption": "updates probe" } ], "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": "pass", "confidence": "high", "method": "Screenshots and computed-style probe under light and dark emulation", "evidence": "Light emulation produced rgb(253,252,252) and a light-theme body; dark emulation produced the dark surface, so the page follows the system scheme.", "pathIds": [ "entry" ], "artifacts": [ "evidence/light.png", "evidence/dark.png", "evidence/light-probe.json" ], "findingIds": [] }, { "principleId": "respect-user-preferences", "checkId": "respects-reduced-motion", "status": "issues", "confidence": "high", "method": "getAnimations() under reduced-motion emulation", "evidence": "Ten animations remained running under prefers-reduced-motion: reduce, including morph, scale, sweep, rotate, and gradient loops with 4.3s to 1,498.5s durations.", "pathIds": [ "entry" ], "artifacts": [ "evidence/reduced-motion.json" ], "findingIds": [ "F01" ] }, { "principleId": "respect-user-preferences", "checkId": "respects-contrast", "status": "pass", "confidence": "high", "method": "Screenshot under prefers-contrast: more and forced-colors: active", "evidence": "Forced-colors/high-contrast capture preserves text, controls, borders, icons, and links.", "pathIds": [ "entry" ], "artifacts": [ "evidence/high-contrast.png" ], "findingIds": [] }, { "principleId": "implement-natural-interactions", "checkId": "view-transitions", "status": "issues", "confidence": "high", "method": "DOM/CSS feature scan plus transition recording", "evidence": "Rendered DOM/CSS evidence contains no view-transition declarations for accessible state/navigation changes; navigation is implemented without the modern transition primitive.", "pathIds": [ "entry" ], "artifacts": [ "evidence/dom.json", "evidence/navigation.mp4" ], "findingIds": [ "F02" ] }, { "principleId": "implement-natural-interactions", "checkId": "scroll-driven-animations", "status": "not-applicable", "confidence": "high", "method": "Recon and applicability judgement", "evidence": "No scroll-linked parallax, scrollytelling, carousel, or reveal interaction was present on the audited Gemini app entry surface.", "pathIds": [ "entry" ], "artifacts": [], "findingIds": [], "reason": "No scroll-linked parallax, scrollytelling, carousel, or reveal interaction was present on the audited Gemini app entry surface." }, { "principleId": "implement-natural-interactions", "checkId": "physical-gestures", "status": "not-applicable", "confidence": "high", "method": "Recon and applicability judgement", "evidence": "No swipe, pull-to-reveal, removable list, or other physical gesture surface was available in the signed-out representative flow.", "pathIds": [ "entry" ], "artifacts": [], "findingIds": [], "reason": "No swipe, pull-to-reveal, removable list, or other physical gesture surface was available in the signed-out representative flow." }, { "principleId": "provide-guided-navigation", "checkId": "scroll-state-aware-chrome", "status": "not-applicable", "confidence": "high", "method": "Recon and applicability judgement", "evidence": "The signed-out app entry is a single-viewport prompt surface; the long release-notes route redirects to a separate gemini.google origin and was treated as a related path, not app chrome.", "pathIds": [ "entry" ], "artifacts": [], "findingIds": [], "reason": "The signed-out app entry is a single-viewport prompt surface; the long release-notes route redirects to a separate gemini.google origin and was treated as a related path, not app chrome." }, { "principleId": "provide-guided-navigation", "checkId": "anchored-positioning", "status": "not-applicable", "confidence": "high", "method": "Recon and applicability judgement", "evidence": "No tooltip or edge-positioned popover was exposed in the signed-out primary flow; the consent surface is a modal dialog, not an anchored transient overlay.", "pathIds": [ "entry" ], "artifacts": [], "findingIds": [], "reason": "No tooltip or edge-positioned popover was exposed in the signed-out primary flow; the consent surface is a modal dialog, not an anchored transient overlay." }, { "principleId": "provide-guided-navigation", "checkId": "directs-attention", "status": "pass", "confidence": "high", "method": "Representative-path screenshot review", "evidence": "Entry, download, help, release-notes, and sign-in screenshots each expose a clear heading and visually dominant next control.", "pathIds": [ "entry", "download", "release-notes", "sign-in" ], "artifacts": [ "evidence/desktop.png", "evidence/download-mobile.png", "evidence/updates-mobile.png", "evidence/signin.png" ], "findingIds": [] }, { "principleId": "maximize-content-reduce-noise", "checkId": "no-intrusive-interruptions", "status": "issues", "confidence": "high", "method": "Desktop and mobile first-load screenshots", "evidence": "On first load the consent dialog obscures the primary prompt; at 360x800 it fills almost the entire viewport and initially exposes only “Read more”, not the accept/reject controls.", "pathIds": [ "entry-mobile" ], "artifacts": [ "evidence/mobile.png", "evidence/desktop.png" ], "findingIds": [ "F03" ] }, { "principleId": "maximize-content-reduce-noise", "checkId": "semantic-dismissible-primitives", "status": "issues", "confidence": "high", "method": "DOM/runtime dialog probe and Lighthouse accessibility audit", "evidence": "The consent UI is a custom MAT-DIALOG-CONTAINER with role=dialog, aria-modal=false, and no accessible name, despite visually blocking the app.", "pathIds": [ "entry" ], "artifacts": [ "evidence/runtime-probe.json", "evidence/lighthouse-summary.json" ], "findingIds": [ "F04" ] }, { "principleId": "maximize-content-reduce-noise", "checkId": "reduced-chrome", "status": "pass", "confidence": "high", "method": "Representative screenshot review", "evidence": "Behind the consent layer the signed-out app devotes the viewport to a single prompt composer and minimal navigation; download and help pages retain clear content hierarchy.", "pathIds": [ "entry", "download" ], "artifacts": [ "evidence/desktop.png", "evidence/download-mobile.png" ], "findingIds": [] }, { "principleId": "adapt-to-the-form-factor", "checkId": "responsive-no-horizontal-scroll", "status": "pass", "confidence": "high", "method": "Layout primitives at 360x800", "evidence": "At 360x800 the app and release notes reported 0px horizontal overflow, valid viewport metadata, and mobile-specific layout.", "pathIds": [ "entry-mobile", "release-notes" ], "artifacts": [ "evidence/layout-mobile.json", "evidence/updates-layout.json", "evidence/mobile.png" ], "findingIds": [] }, { "principleId": "adapt-to-the-form-factor", "checkId": "component-level-responsiveness", "status": "pass", "confidence": "high", "method": "CSSOM feature probe and cross-viewport screenshots", "evidence": "Runtime CSS inspection found a container rule, and app/download controls reflow from wide to narrow captures without overflow.", "pathIds": [ "entry", "entry-mobile", "download" ], "artifacts": [ "evidence/runtime-probe.json", "evidence/desktop.png", "evidence/mobile.png" ], "findingIds": [] }, { "principleId": "adapt-to-the-form-factor", "checkId": "input-modality-aware", "status": "issues", "confidence": "high", "method": "Rendered target-size and focus probe", "evidence": "The target probe found multiple actionable links only 17–18px high and a “More options” button 22px high, below robust touch-target expectations.", "pathIds": [ "entry" ], "artifacts": [ "evidence/input-focus.json" ], "findingIds": [ "F05" ] }, { "principleId": "support-core-task-success", "checkId": "clear-purpose-and-primary-action", "status": "pass", "confidence": "high", "method": "DOM text and first-viewport review", "evidence": "The H1 “Meet Gemini, your personal AI assistant” and prominently labelled prompt textbox communicate purpose and next action.", "pathIds": [ "entry" ], "artifacts": [ "evidence/app-probe.json", "evidence/desktop.png" ], "findingIds": [] }, { "principleId": "support-core-task-success", "checkId": "primary-flow-completion", "status": "issues", "confidence": "high", "method": "Prompt-flow DOM probe and first-load screenshots", "evidence": "The representative signed-out prompt flow cannot begin until the full-screen consent layer is expanded and answered; the core composer is visibly present but blocked.", "pathIds": [ "entry" ], "artifacts": [ "evidence/mobile.png", "evidence/app-probe.json", "evidence/prompt-flow.json" ], "findingIds": [ "F06" ] }, { "principleId": "support-core-task-success", "checkId": "clear-system-state-and-recovery", "status": "pass", "confidence": "high", "method": "Runtime control-state probe and screenshots", "evidence": "Sign-in state, model selection, disabled/open sidebar states, AI accuracy disclaimer, and explicit consent choices are visibly labelled.", "pathIds": [ "entry", "sign-in" ], "artifacts": [ "evidence/app-probe.json", "evidence/signin.png" ], "findingIds": [] }, { "principleId": "be-fast-and-stable", "checkId": "good-core-web-vitals", "status": "issues", "confidence": "high", "method": "Lighthouse mobile run corroborated by DevTools trace", "evidence": "Mobile Lighthouse measured LCP 28.5s, FCP 6.7s, TBT 940ms, Speed Index 11.5s, and performance score 0.35; a separate trace measured LCP 2.32s, showing strong condition sensitivity but confirming the throttled experience is poor.", "pathIds": [ "entry" ], "artifacts": [ "evidence/lighthouse-summary.json", "evidence/trace-summary.json", "evidence/lighthouse.json", "evidence/trace.json" ], "findingIds": [ "F07" ] }, { "principleId": "be-fast-and-stable", "checkId": "visual-stability", "status": "pass", "confidence": "high", "method": "Lighthouse and layout-shift observers", "evidence": "Lighthouse CLS was 0.002 and the mobile layout observer measured 0.048, both within the good range; release notes measured zero shift.", "pathIds": [ "entry", "release-notes" ], "artifacts": [ "evidence/lighthouse-summary.json", "evidence/layout-mobile.json", "evidence/updates-layout.json" ], "findingIds": [] }, { "principleId": "be-fast-and-stable", "checkId": "efficient-main-thread", "status": "issues", "confidence": "high", "method": "Lighthouse diagnostics and trace summary", "evidence": "Lighthouse reported 4.2s main-thread work, 2.1s JavaScript execution, and 940ms TBT; the trace also recorded three long tasks and 48ms TBT.", "pathIds": [ "entry" ], "artifacts": [ "evidence/lighthouse-summary.json", "evidence/trace-summary.json" ], "findingIds": [ "F08" ] }, { "principleId": "be-fast-and-stable", "checkId": "efficient-resource-delivery", "status": "issues", "confidence": "high", "method": "HAR summary, DOM script-attribute confirmation, and Lighthouse", "evidence": "Initial load transferred 5.33MB across 95 requests, including 3.71MB scripts and 1.37MB fonts; Lighthouse found redirect, document-latency, cache, font-display, and dependency-tree opportunities.", "pathIds": [ "entry" ], "artifacts": [ "evidence/network-summary.json", "evidence/network.har", "evidence/document-assets.json", "evidence/lighthouse-summary.json" ], "findingIds": [ "F09" ] }, { "principleId": "be-fast-and-stable", "checkId": "trim-unused-and-duplicate-code", "status": "issues", "confidence": "high", "method": "Lighthouse code-coverage diagnostics", "evidence": "Lighthouse estimated 1,106KiB unused JavaScript and 58KiB unused CSS on the signed-out entry surface.", "pathIds": [ "entry" ], "artifacts": [ "evidence/lighthouse-summary.json", "evidence/lighthouse.json" ], "findingIds": [ "F10" ] }, { "principleId": "be-inclusive", "checkId": "names-roles-labels", "status": "issues", "confidence": "high", "method": "Lighthouse accessibility audits and runtime dialog probe", "evidence": "Lighthouse found the role=dialog surface has no accessible name and a visible-label/accessibility-name mismatch.", "pathIds": [ "entry" ], "artifacts": [ "evidence/lighthouse-summary.json", "evidence/runtime-probe.json" ], "findingIds": [ "F11" ] }, { "principleId": "be-inclusive", "checkId": "sufficient-contrast", "status": "pass", "confidence": "high", "method": "Lighthouse plus forced-colors screenshot", "evidence": "Lighthouse accessibility scored 0.96 without a contrast failure, and forced-colors capture retained readable text/control boundaries.", "pathIds": [ "entry" ], "artifacts": [ "evidence/lighthouse-summary.json", "evidence/high-contrast.png" ], "findingIds": [] }, { "principleId": "be-inclusive", "checkId": "structure-and-focus", "status": "pass", "confidence": "high", "method": "Heading/control DOM probe and programmatic focus walk", "evidence": "The app exposes H1s and named controls; keyboard focus probes show UA or custom focus outlines on the tested menu, tool, link, language, and consent controls.", "pathIds": [ "entry" ], "artifacts": [ "evidence/runtime-probe.json", "evidence/input-focus.json" ], "findingIds": [] }, { "principleId": "be-inclusive", "checkId": "legible-text", "status": "pass", "confidence": "high", "method": "Multi-path visual review", "evidence": "Across desktop, 360px mobile, Arabic RTL, download, help, and release-notes captures, text remains unclipped and readable with clear line spacing.", "pathIds": [ "entry", "entry-mobile", "arabic", "download", "release-notes" ], "artifacts": [ "evidence/desktop.png", "evidence/mobile.png", "evidence/arabic-mobile.png", "evidence/download-mobile.png", "evidence/updates-mobile.png" ], "findingIds": [] }, { "principleId": "be-inclusive", "checkId": "zoom-reflow-targets-and-media", "status": "pass", "confidence": "high", "method": "Viewport/layout and media DOM inspection", "evidence": "Viewport metadata does not disable scaling and 360px layouts reflow without horizontal overflow; no essential audio/video content was present on the audited surfaces.", "pathIds": [ "entry-mobile", "release-notes" ], "artifacts": [ "evidence/layout-mobile.json", "evidence/updates-layout.json", "evidence/runtime-probe.json" ], "findingIds": [] }, { "principleId": "follow-best-practices", "checkId": "no-console-errors", "status": "pass", "confidence": "high", "method": "Lighthouse best-practices run", "evidence": "Lighthouse best-practices scored 1.00 and did not report browser errors or uncaught exceptions.", "pathIds": [ "entry" ], "artifacts": [ "evidence/lighthouse-summary.json", "evidence/lighthouse.json" ], "findingIds": [] }, { "principleId": "follow-best-practices", "checkId": "sound-document-and-assets", "status": "issues", "confidence": "high", "method": "Document-assets and image audit primitives", "evidence": "The document has HTML doctype and UTF-8, but all five img elements lack width/height attributes and one visible SVG is delivered at 150px intrinsic width for a 40px display.", "pathIds": [ "entry" ], "artifacts": [ "evidence/document-assets.json", "evidence/images.json" ], "findingIds": [ "F12" ] }, { "principleId": "follow-best-practices", "checkId": "browser-platform-hygiene", "status": "issues", "confidence": "high", "method": "Lighthouse BFCache diagnostic", "evidence": "Lighthouse reports three reasons preventing back/forward cache restoration, despite the overall best-practices category passing.", "pathIds": [ "entry" ], "artifacts": [ "evidence/lighthouse-summary.json", "evidence/lighthouse.json" ], "findingIds": [ "F13" ] }, { "principleId": "be-discoverable", "checkId": "title-and-description", "status": "pass", "confidence": "high", "method": "DOM metadata probes", "evidence": "The entry has title “Google Gemini” and a descriptive meta description; download and release notes provide path-specific descriptions.", "pathIds": [ "entry", "download", "release-notes" ], "artifacts": [ "evidence/runtime-probe.json", "evidence/download-probe.json", "evidence/updates-probe.json" ], "findingIds": [] }, { "principleId": "be-discoverable", "checkId": "crawlable-and-mobile-friendly", "status": "pass", "confidence": "high", "method": "Lighthouse, DOM links, robots.txt, and sitemap recon", "evidence": "Lighthouse SEO scored 1.00; viewport metadata is present, robots allows the root and download route, and crawlable policy/help links use real hrefs.", "pathIds": [ "entry" ], "artifacts": [ "evidence/lighthouse-summary.json", "evidence/runtime-probe.json" ], "findingIds": [] }, { "principleId": "be-discoverable", "checkId": "canonical-and-indexing-signals", "status": "pass", "confidence": "high", "method": "Header fetch, runtime canonical probe, robots.txt and sitemap recon", "evidence": "The root returned HTTP 200 with canonical https://gemini.google.com/, robots references a successful 315-URL sitemap, and locale/path variants are represented.", "pathIds": [ "entry" ], "artifacts": [ "evidence/runtime-probe.json" ], "findingIds": [] }, { "principleId": "be-discoverable", "checkId": "structured-and-shareable-metadata", "status": "pass", "confidence": "high", "method": "Runtime metadata probes", "evidence": "Entry and release-notes pages expose JSON-LD plus Open Graph metadata consistent with visible Gemini content.", "pathIds": [ "entry", "release-notes" ], "artifacts": [ "evidence/runtime-probe.json", "evidence/updates-probe.json" ], "findingIds": [] }, { "principleId": "be-private-and-secure", "checkId": "secure-transport-and-headers", "status": "issues", "confidence": "high", "method": "Headers and cookies primitives", "evidence": "HTTPS, CSP, nosniff, and X-Frame-Options are present, but the CSP permits unsafe-inline/unsafe-eval, HSTS and Referrer-Policy are absent, and GOOGLE_ABUSE_EXEMPTION is reported without Secure and with SameSite=None.", "pathIds": [ "entry" ], "artifacts": [ "evidence/headers.json", "evidence/cookies.json" ], "findingIds": [ "F14" ] }, { "principleId": "be-private-and-secure", "checkId": "data-minimisation-and-third-parties", "status": "pass", "confidence": "high", "method": "Trackers, HAR, and consent review", "evidence": "The consent surface offers Reject all; tracker matching found no known tracker domains. Eight service origins were contacted, all within Google-controlled infrastructure, so no independent leaky third party was demonstrated.", "pathIds": [ "entry" ], "artifacts": [ "evidence/trackers.json", "evidence/network-summary.json", "evidence/desktop.png" ], "findingIds": [] }, { "principleId": "be-private-and-secure", "checkId": "in-context-permissions-and-modern-auth", "status": "pass", "confidence": "high", "method": "Runtime permission-resource probe and sign-in walkthrough", "evidence": "No geolocation/notification request was observed on load; authentication hands off to Google Accounts over HTTPS, whose first step is clearly labelled.", "pathIds": [ "entry", "sign-in" ], "artifacts": [ "evidence/platform-probe.json", "evidence/signin.png" ], "findingIds": [] }, { "principleId": "be-private-and-secure", "checkId": "defensive-browser-policies", "status": "issues", "confidence": "high", "method": "Structured security-header audit", "evidence": "Clickjacking and Trusted Types defenses are present, but HSTS and Referrer-Policy are absent and the broad CSP includes unsafe-inline/unsafe-eval.", "pathIds": [ "entry" ], "artifacts": [ "evidence/headers.json" ], "findingIds": [ "F14" ] }, { "principleId": "be-resilient", "checkId": "progressive-enhancement", "status": "issues", "confidence": "high", "method": "Discoverability/no-JS primitive confirmed against rendered DOM", "evidence": "Raw server HTML contains only 3% of rendered content words, no H1, and produces an almost blank crawler screenshot; the primary app content depends on JavaScript.", "pathIds": [ "entry" ], "artifacts": [ "evidence/discoverability.json", "evidence/discoverability-rendered.png", "evidence/discoverability-crawler.png", "evidence/dom.json" ], "findingIds": [ "F15" ] }, { "principleId": "be-resilient", "checkId": "resilient-runtime-behaviour", "status": "pass", "confidence": "high", "method": "Cross-condition screenshots, layout probe, and repeated-state heap comparison", "evidence": "App controls, consent layer, Arabic RTL layout, and 360px layouts rendered without clipping or horizontal overflow; repeated sidebar state changes did not increase heap totals.", "pathIds": [ "entry", "entry-mobile", "arabic" ], "artifacts": [ "evidence/mobile.png", "evidence/arabic-mobile.png", "evidence/layout-mobile.json", "evidence/heap-baseline.heapsnapshot", "evidence/heap-post.heapsnapshot" ], "findingIds": [] }, { "principleId": "be-resilient", "checkId": "offline-and-installable", "status": "issues", "confidence": "high", "method": "DOM asset/manifest inspection and response headers", "evidence": "This app-like site exposes no web app manifest and the CSP sets manifest-src none; no installable/offline web fallback was found.", "pathIds": [ "entry" ], "artifacts": [ "evidence/document-assets.json", "evidence/headers.json" ], "findingIds": [ "F16" ] }, { "principleId": "be-resilient", "checkId": "network-and-http-failure-states", "status": "issues", "confidence": "high", "method": "Unknown-route navigation and screenshot", "evidence": "A representative unknown route returns a bare 404 page with “That’s all we know” and no retry, home, search, or recovery action.", "pathIds": [ "not-found" ], "artifacts": [ "evidence/not-found.png", "evidence/not-found-probe.json" ], "findingIds": [ "F17" ] }, { "principleId": "be-internationalised", "checkId": "lang-dir-and-logical-properties", "status": "pass", "confidence": "high", "method": "Arabic/English DOM and screenshot comparison", "evidence": "The Arabic route sets lang=ar and dir=rtl, mirrors the layout, and has no horizontal overflow; English routes set appropriate en-US/en-GB language values.", "pathIds": [ "arabic", "entry", "release-notes" ], "artifacts": [ "evidence/arabic-probe.json", "evidence/arabic-mobile.png", "evidence/runtime-probe.json", "evidence/updates-probe.json" ], "findingIds": [] }, { "principleId": "be-internationalised", "checkId": "locale-aware-data", "status": "pass", "confidence": "high", "method": "Sitemap enumeration and localized rendered DOM", "evidence": "The sitemap publishes 63 locale variants for each major path and the Arabic UI is translated rather than merely relabelled at the document level.", "pathIds": [ "arabic" ], "artifacts": [ "evidence/arabic-probe.json", "evidence/arabic-mobile.png" ], "findingIds": [] }, { "principleId": "be-internationalised", "checkId": "time-zone-correctness", "status": "not-applicable", "confidence": "high", "method": "Recon and applicability judgement", "evidence": "No time-zone-sensitive event, appointment, deadline, or local-time transaction appears in the audited app entry, download, help, or release-note surfaces.", "pathIds": [ "entry", "download", "release-notes" ], "artifacts": [], "findingIds": [], "reason": "No time-zone-sensitive event, appointment, deadline, or local-time transaction appears in the audited app entry, download, help, or release-note surfaces." }, { "principleId": "be-trustworthy", "checkId": "no-dark-patterns", "status": "issues", "confidence": "high", "method": "First-load mobile/desktop consent review", "evidence": "On mobile, consent choices are withheld behind “Read more” while the modal blocks the core product; users cannot initially choose Accept all or Reject all.", "pathIds": [ "entry-mobile" ], "artifacts": [ "evidence/mobile.png", "evidence/desktop.png" ], "findingIds": [ "F18" ] }, { "principleId": "be-trustworthy", "checkId": "humane-error-handling", "status": "not-applicable", "confidence": "high", "method": "Recon and applicability judgement", "evidence": "Gemini’s audited surfaces contain no conventional editable form with required/invalid submission states; the Google Accounts form is a separate origin and was not submitted.", "pathIds": [ "entry" ], "artifacts": [], "findingIds": [], "reason": "Gemini’s audited surfaces contain no conventional editable form with required/invalid submission states; the Google Accounts form is a separate origin and was not submitted." }, { "principleId": "be-trustworthy", "checkId": "trustworthy-input-assistance", "status": "not-applicable", "confidence": "high", "method": "Recon and applicability judgement", "evidence": "The Gemini prompt is a free-form contenteditable, not an address, payment, sign-in, or sign-up field where autocomplete tokens apply.", "pathIds": [ "entry" ], "artifacts": [], "findingIds": [], "reason": "The Gemini prompt is a free-form contenteditable, not an address, payment, sign-in, or sign-up field where autocomplete tokens apply." }, { "principleId": "be-trustworthy", "checkId": "safe-commercial-and-account-flows", "status": "pass", "confidence": "high", "method": "Sign-in screenshot and link/control probe", "evidence": "The audited account handoff clearly identifies Google sign-in, offers account creation and guest-mode guidance, and exposes privacy/terms links; no purchase or subscription commitment was entered.", "pathIds": [ "sign-in" ], "artifacts": [ "evidence/signin.png", "evidence/runtime-probe.json" ], "findingIds": [] }, { "principleId": "be-sustainable", "checkId": "optimised-assets", "status": "pass", "confidence": "high", "method": "HAR and image audit", "evidence": "Only 15.4KB of images transferred and three of five image resources use modern SVG; the one PNG is a 24px brand mark.", "pathIds": [ "entry" ], "artifacts": [ "evidence/network-summary.json", "evidence/images.json" ], "findingIds": [] }, { "principleId": "be-sustainable", "checkId": "no-wasteful-work", "status": "issues", "confidence": "high", "method": "HAR resource-budget analysis", "evidence": "A nearly empty signed-out prompt surface transfers 5.33MB, including 3.71MB scripts and 1.37MB fonts, before the user performs a task.", "pathIds": [ "entry" ], "artifacts": [ "evidence/network-summary.json", "evidence/network.har" ], "findingIds": [ "F19" ] }, { "principleId": "be-sustainable", "checkId": "third-party-and-media-budget", "status": "issues", "confidence": "high", "method": "HAR origin and byte-budget analysis", "evidence": "70 of 95 initial requests and 5.19MB of 5.33MB are classified off the gemini.google.com origin; Google-owned gemini.gstatic.com and fonts.gstatic.com dominate bytes.", "pathIds": [ "entry" ], "artifacts": [ "evidence/network-summary.json", "evidence/network.har" ], "findingIds": [ "F20" ] }, { "principleId": "be-agent-ready", "checkId": "structured-agent-capabilities", "status": "not-applicable", "confidence": "high", "method": "Recon and applicability judgement", "evidence": "WebMCP is emerging and no explicit agent-facing scope is declared. A probe found no navigator MCP surface or registered machine-readable tools, so this is recorded as an opportunity rather than a failure.", "pathIds": [ "entry" ], "artifacts": [], "findingIds": [], "reason": "WebMCP is emerging and no explicit agent-facing scope is declared. A probe found no navigator MCP surface or registered machine-readable tools, so this is recorded as an opportunity rather than a failure." }, { "principleId": "be-agent-ready", "checkId": "on-device-inference", "status": "not-applicable", "confidence": "high", "method": "Recon and applicability judgement", "evidence": "Gemini is itself a server-backed AI product, but no audited user task established a need for browser built-in on-device LanguageModel or Summarizer APIs.", "pathIds": [ "entry" ], "artifacts": [], "findingIds": [], "reason": "Gemini is itself a server-backed AI product, but no audited user task established a need for browser built-in on-device LanguageModel or Summarizer APIs." }, { "principleId": "be-memory-efficient", "checkId": "no-leak-under-repeated-interaction", "status": "pass", "confidence": "high", "method": "Baseline and post-interaction heap-summary comparison", "evidence": "After ten representative sidebar open/close attempts, heap nodes fell from 1,193,867 to 1,186,030 and self size fell from 66.39MB to 65.37MB; no retained-growth signal was observed.", "pathIds": [ "entry" ], "artifacts": [ "evidence/heap-baseline.heapsnapshot", "evidence/heap-post.heapsnapshot" ], "findingIds": [] }, { "principleId": "be-memory-efficient", "checkId": "bounded-footprint", "status": "issues", "confidence": "high", "method": "Heap totals judged against visible surface and HAR", "evidence": "The signed-out entry retains about 65–66MB across roughly 1.19M V8 heap nodes before a conversation begins, disproportionate to the visible single prompt surface and consistent with the 5.33MB/46-script load.", "pathIds": [ "entry" ], "artifacts": [ "evidence/heap-baseline.heapsnapshot", "evidence/network-summary.json", "evidence/desktop.png" ], "findingIds": [ "F21" ] }, { "principleId": "be-memory-efficient", "checkId": "no-detached-dom-or-unbounded-listeners", "status": "pass", "confidence": "high", "method": "Before/after heap constructor comparison", "evidence": "No Detached* constructor appears among top retained constructors; closure count fell from 111,177 to 109,746 after repeated interaction and overall heap totals decreased.", "pathIds": [ "entry" ], "artifacts": [ "evidence/heap-baseline.heapsnapshot", "evidence/heap-post.heapsnapshot" ], "findingIds": [] } ], "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": "pass" }, { "principleId": "maximize-content-reduce-noise", "expectation": "default", "status": "issues", "findingIds": [ "F03", "F04" ] }, { "principleId": "adapt-to-the-form-factor", "expectation": "default", "status": "issues", "findingIds": [ "F05" ] }, { "principleId": "support-core-task-success", "expectation": "default", "status": "issues", "findingIds": [ "F06" ] }, { "principleId": "be-fast-and-stable", "expectation": "default", "status": "issues", "findingIds": [ "F07", "F08", "F09", "F10" ] }, { "principleId": "be-inclusive", "expectation": "default", "status": "issues", "findingIds": [ "F11" ] }, { "principleId": "follow-best-practices", "expectation": "default", "status": "issues", "findingIds": [ "F12", "F13" ] }, { "principleId": "be-discoverable", "expectation": "default", "status": "pass" }, { "principleId": "be-private-and-secure", "expectation": "default", "status": "issues", "findingIds": [ "F14" ] }, { "principleId": "be-resilient", "expectation": "contextual", "status": "issues", "findingIds": [ "F15", "F16", "F17" ] }, { "principleId": "be-internationalised", "expectation": "contextual", "status": "pass" }, { "principleId": "be-trustworthy", "expectation": "default", "status": "issues", "findingIds": [ "F18" ] }, { "principleId": "be-sustainable", "expectation": "contextual", "status": "issues", "findingIds": [ "F19", "F20" ] }, { "principleId": "be-agent-ready", "expectation": "contextual", "status": "not-applicable", "reason": "WebMCP is emerging and no explicit agent-facing scope is declared. A probe found no navigator MCP surface or registered machine-readable tools, so this is recorded as an opportunity rather than a failure." }, { "principleId": "be-memory-efficient", "expectation": "default", "status": "issues", "findingIds": [ "F21" ] } ], "paths": [ { "id": "entry", "description": "Signed-out Gemini app entry and prompt composer; primary app archetype.", "url": "https://gemini.google.com", "conditions": [ "desktop 1440x900", "light/dark preference", "reduced motion", "forced colors", "keyboard focus", "no JavaScript crawler" ], "result": "issues" }, { "id": "entry-mobile", "description": "Signed-out app at 360x800; mobile form-factor and consent path.", "url": "https://gemini.google.com", "conditions": [ "viewport 360x800" ], "result": "issues" }, { "id": "download", "description": "Native-app download landing page; promotional/detail archetype.", "url": "https://gemini.google.com/app/download", "conditions": [ "viewport 360x800" ], "result": "issues" }, { "id": "release-notes", "description": "Updates listing/content archetype; redirects to gemini.google/release-notes/.", "url": "https://gemini.google.com/updates", "conditions": [ "viewport 360x800" ], "result": "issues" }, { "id": "arabic", "description": "Arabic localized app variant representing RTL and localization.", "url": "https://gemini.google.com/?hl=ar", "conditions": [ "viewport 360x800", "lang ar", "dir rtl" ], "result": "pass" }, { "id": "sign-in", "description": "Google Accounts handoff representing authentication entry; stopped before credential submission.", "url": "https://accounts.google.com/ServiceLogin?continue=https://gemini.google.com/", "conditions": [ "desktop 1440x900" ], "result": "pass" }, { "id": "not-found", "description": "Unknown route representing HTTP/navigation failure recovery.", "url": "https://gemini.google.com/this-route-does-not-exist", "conditions": [ "viewport 360x800" ], "result": "issues" }, { "id": "help", "description": "FAQ/help route; redirects to Google Help and represents support/search.", "url": "https://gemini.google.com/faq", "conditions": [ "desktop 1440x900" ], "result": "pass" } ], "findings": [ { "id": "F01", "pathId": "entry", "url": "https://gemini.google.com", "principleId": "respect-user-preferences", "principleCheckId": "respects-reduced-motion", "guidanceId": "accessibility", "guidanceCategory": "modern-web-guidance", "severity": "medium", "confidence": "high", "summary": "Motion preference is ignored", "evidence": "The decorative Gemini background keeps ten long-running morph/scale/sweep/rotate animations active under reduced motion.", "artifacts": [ "evidence/reduced-motion.json" ], "suggestedFix": "Gate non-essential animations with @media (prefers-reduced-motion: reduce), stopping or simplifying looping motion.", "effort": "small" }, { "id": "F02", "pathId": "entry", "url": "https://gemini.google.com", "principleId": "implement-natural-interactions", "principleCheckId": "view-transitions", "guidanceId": "same-document-transitions", "guidanceCategory": "modern-web-guidance", "severity": "low", "confidence": "high", "summary": "State changes do not use View Transitions", "evidence": "DOM/CSS inspection found no view-transition declarations on the app entry.", "artifacts": [ "evidence/dom.json", "evidence/navigation.mp4" ], "suggestedFix": "Adopt same-document View Transitions for major sidebar, picker, and route state swaps, with reduced-motion handling.", "effort": "medium" }, { "id": "F03", "pathId": "entry-mobile", "url": "https://gemini.google.com", "principleId": "maximize-content-reduce-noise", "principleCheckId": "no-intrusive-interruptions", "guidanceId": "avoid intrusive interstitial popup content first", "guidanceCategory": "modern-web-guidance", "severity": "high", "confidence": "high", "summary": "Consent blocks the product on first load", "evidence": "The first-load consent dialog covers the prompt and nearly fills the 360x800 viewport; accept/reject are initially below the collapsed disclosure.", "artifacts": [ "evidence/mobile.png", "evidence/desktop.png" ], "suggestedFix": "Present essential consent choices without obscuring the core page, or use a compact, immediately dismissible consent surface.", "effort": "medium" }, { "id": "F04", "pathId": "entry", "url": "https://gemini.google.com", "principleId": "maximize-content-reduce-noise", "principleCheckId": "semantic-dismissible-primitives", "guidanceId": "declarative-dialog-popover-control", "guidanceCategory": "modern-web-guidance", "severity": "high", "confidence": "high", "summary": "Consent dialog semantics do not match its modal behavior", "evidence": "The custom MAT-DIALOG-CONTAINER has role=dialog, aria-modal=false, and no accessible name while visually blocking interaction.", "artifacts": [ "evidence/runtime-probe.json", "evidence/lighthouse-summary.json" ], "suggestedFix": "Use a native dialog where possible, set a programmatic name, preserve focus, and make modal semantics agree with behavior.", "effort": "small" }, { "id": "F05", "pathId": "entry", "url": "https://gemini.google.com", "principleId": "adapt-to-the-form-factor", "principleCheckId": "input-modality-aware", "guidanceId": "accessibility", "guidanceCategory": "modern-web-guidance", "severity": "medium", "confidence": "high", "summary": "Several targets are too short for dependable touch use", "evidence": "Rendered targets include policy links at 17–18px high and More options at 22px high.", "artifacts": [ "evidence/input-focus.json" ], "suggestedFix": "Increase the clickable box with padding/min-block-size while retaining the compact visual label.", "effort": "small" }, { "id": "F06", "pathId": "entry", "url": "https://gemini.google.com", "principleId": "support-core-task-success", "principleCheckId": "primary-flow-completion", "guidanceId": "primary user journey task completion", "guidanceCategory": "modern-web-guidance", "severity": "high", "confidence": "high", "summary": "Consent adds a blocking detour to the primary prompt flow", "evidence": "The visible composer cannot be used until a full-screen disclosure is expanded and answered.", "artifacts": [ "evidence/mobile.png", "evidence/app-probe.json", "evidence/prompt-flow.json" ], "suggestedFix": "Make reject/accept immediately available and keep the primary product understandable and reachable without an unnecessary disclosure step.", "effort": "medium" }, { "id": "F07", "pathId": "entry", "url": "https://gemini.google.com", "principleId": "be-fast-and-stable", "principleCheckId": "good-core-web-vitals", "guidanceId": "performance", "guidanceCategory": "modern-web-guidance", "severity": "high", "confidence": "high", "summary": "Throttled mobile load misses the Core Web Vitals performance bar", "evidence": "Lighthouse measured 28.5s LCP, 6.7s FCP, 940ms TBT, and a 0.35 performance score.", "artifacts": [ "evidence/lighthouse-summary.json", "evidence/trace-summary.json", "evidence/lighthouse.json", "evidence/trace.json" ], "suggestedFix": "Prioritize the LCP content, remove redirect/document latency, and defer non-critical code until after the first useful render.", "effort": "large" }, { "id": "F08", "pathId": "entry", "url": "https://gemini.google.com", "principleId": "be-fast-and-stable", "principleCheckId": "efficient-main-thread", "guidanceId": "break-up-long-tasks", "guidanceCategory": "modern-web-guidance", "severity": "high", "confidence": "high", "summary": "JavaScript keeps the main thread busy during startup", "evidence": "Lighthouse measured 4.2s main-thread work and 2.1s script execution; trace evidence also contains long tasks.", "artifacts": [ "evidence/lighthouse-summary.json", "evidence/trace-summary.json" ], "suggestedFix": "Break up startup tasks, schedule by priority, and lazy-load capabilities not needed for the signed-out prompt.", "effort": "large" }, { "id": "F09", "pathId": "entry", "url": "https://gemini.google.com", "principleId": "be-fast-and-stable", "principleCheckId": "efficient-resource-delivery", "guidanceId": "optimize-preload-priority", "guidanceCategory": "modern-web-guidance", "severity": "high", "confidence": "high", "summary": "Critical resource delivery is too heavy and delayed", "evidence": "The page makes 95 requests for 5.33MB, including 46 scripts and 1.37MB fonts; Lighthouse flags redirect, font, cache, and dependency issues.", "artifacts": [ "evidence/network-summary.json", "evidence/network.har", "evidence/document-assets.json", "evidence/lighthouse-summary.json" ], "suggestedFix": "Shorten the critical chain, subset/preload only essential fonts, remove redirect latency, and defer non-critical bundles.", "effort": "large" }, { "id": "F10", "pathId": "entry", "url": "https://gemini.google.com", "principleId": "be-fast-and-stable", "principleCheckId": "trim-unused-and-duplicate-code", "guidanceId": "conditional-async-dependencies", "guidanceCategory": "modern-web-guidance", "severity": "medium", "confidence": "high", "summary": "Large unused CSS and JavaScript ship on the entry surface", "evidence": "Lighthouse estimates 1,106KiB unused JavaScript and 58KiB unused CSS.", "artifacts": [ "evidence/lighthouse-summary.json", "evidence/lighthouse.json" ], "suggestedFix": "Split bundles by capability and conditionally load signed-in/editor features only when needed.", "effort": "large" }, { "id": "F11", "pathId": "entry", "url": "https://gemini.google.com", "principleId": "be-inclusive", "principleCheckId": "names-roles-labels", "guidanceId": "accessibility", "guidanceCategory": "modern-web-guidance", "severity": "high", "confidence": "high", "summary": "The blocking dialog lacks a reliable accessible name", "evidence": "Lighthouse fails aria-dialog-name and label-content-name-mismatch on the primary first-load state.", "artifacts": [ "evidence/lighthouse-summary.json", "evidence/runtime-probe.json" ], "suggestedFix": "Name the dialog from its visible heading and align each visible label with the computed accessible name.", "effort": "small" }, { "id": "F12", "pathId": "entry", "url": "https://gemini.google.com", "principleId": "follow-best-practices", "principleCheckId": "sound-document-and-assets", "guidanceId": "optimize-image-priority", "guidanceCategory": "modern-web-guidance", "severity": "low", "confidence": "high", "summary": "Image elements omit intrinsic dimensions", "evidence": "The image primitive reports width and height missing from all five img elements.", "artifacts": [ "evidence/document-assets.json", "evidence/images.json" ], "suggestedFix": "Add width/height or equivalent aspect-ratio reservation to each image; retain empty alt for decorative images.", "effort": "small" }, { "id": "F13", "pathId": "entry", "url": "https://gemini.google.com", "principleId": "follow-best-practices", "principleCheckId": "browser-platform-hygiene", "guidanceId": "improve-next-page-load-performance", "guidanceCategory": "modern-web-guidance", "severity": "medium", "confidence": "high", "summary": "The page is not eligible for reliable BFCache restoration", "evidence": "Lighthouse reports three BFCache failure reasons.", "artifacts": [ "evidence/lighthouse-summary.json", "evidence/lighthouse.json" ], "suggestedFix": "Inspect the BFCache failure details, remove avoidable blockers, and preserve app state across pagehide/pageshow.", "effort": "medium" }, { "id": "F14", "pathId": "entry", "url": "https://gemini.google.com", "principleId": "be-private-and-secure", "principleCheckId": "secure-transport-and-headers", "guidanceId": "security", "guidanceCategory": "modern-web-guidance", "severity": "high", "confidence": "high", "summary": "Defensive response policy has material gaps", "evidence": "HSTS and Referrer-Policy are absent, CSP permits unsafe-inline/unsafe-eval, and one SameSite=None cookie is reported without Secure.", "artifacts": [ "evidence/headers.json" ], "suggestedFix": "Add HSTS and a strict Referrer-Policy, tighten CSP toward nonces/strict-dynamic without unsafe-eval, and secure every SameSite=None cookie.", "effort": "medium" }, { "id": "F15", "pathId": "entry", "url": "https://gemini.google.com", "principleId": "be-resilient", "principleCheckId": "progressive-enhancement", "guidanceId": "stabilize-reactive-state", "guidanceCategory": "modern-web-guidance", "severity": "high", "confidence": "high", "summary": "Primary content is an almost empty no-JavaScript shell", "evidence": "Only 3% of rendered content words occur in raw HTML; no H1 survives and crawler capture is nearly blank.", "artifacts": [ "evidence/discoverability.json", "evidence/discoverability-rendered.png", "evidence/discoverability-crawler.png", "evidence/dom.json" ], "suggestedFix": "Server-render the purpose, prompt affordance explanation, headings, and crawlable navigation, then hydrate the interactive app.", "effort": "large" }, { "id": "F16", "pathId": "entry", "url": "https://gemini.google.com", "principleId": "be-resilient", "principleCheckId": "offline-and-installable", "guidanceId": "offline fallback service worker web app manifest installable pwa", "guidanceCategory": "modern-web-guidance", "severity": "medium", "confidence": "high", "summary": "The web app has no installable or offline fallback", "evidence": "No manifest is linked and policy explicitly sets manifest-src none.", "artifacts": [ "evidence/document-assets.json", "evidence/headers.json" ], "suggestedFix": "Provide a web app manifest and a minimal offline/error fallback for the app shell, while keeping network-only AI actions explicit.", "effort": "large" }, { "id": "F17", "pathId": "not-found", "url": "https://gemini.google.com/this-route-does-not-exist", "principleId": "be-resilient", "principleCheckId": "network-and-http-failure-states", "guidanceId": "http error network failure timeout retry stale data resilient state", "guidanceCategory": "modern-web-guidance", "severity": "medium", "confidence": "high", "summary": "Unknown routes offer no recovery action", "evidence": "The bare 404 page says “That’s all we know” with no home, search, retry, or support link.", "artifacts": [ "evidence/not-found.png", "evidence/not-found-probe.json" ], "suggestedFix": "Serve a branded resilient error state with a home/app link, help/search, and retry guidance.", "effort": "small" }, { "id": "F18", "pathId": "entry-mobile", "url": "https://gemini.google.com", "principleId": "be-trustworthy", "principleCheckId": "no-dark-patterns", "guidanceId": "privacy", "guidanceCategory": "modern-web-guidance", "severity": "high", "confidence": "high", "summary": "Consent choices are initially hidden behind disclosure", "evidence": "At 360x800 only Read more is visible; Reject all and Accept all require expansion while the app is blocked.", "artifacts": [ "evidence/mobile.png", "evidence/desktop.png" ], "suggestedFix": "Expose equally prominent accept and reject actions in the initial consent state and keep further detail optional.", "effort": "medium" }, { "id": "F19", "pathId": "entry", "url": "https://gemini.google.com", "principleId": "be-sustainable", "principleCheckId": "no-wasteful-work", "guidanceId": "deprioritize-background-fetches", "guidanceCategory": "modern-web-guidance", "severity": "high", "confidence": "high", "summary": "Startup work is disproportionate to the signed-out surface", "evidence": "The blank prompt entry transfers 5.33MB before interaction, mostly JavaScript and fonts.", "artifacts": [ "evidence/network-summary.json", "evidence/network.har" ], "suggestedFix": "Set a signed-out page-weight budget and defer model, editor, upload, and account capabilities until invoked.", "effort": "large" }, { "id": "F20", "pathId": "entry", "url": "https://gemini.google.com", "principleId": "be-sustainable", "principleCheckId": "third-party-and-media-budget", "guidanceId": "efficient-background-processing", "guidanceCategory": "modern-web-guidance", "severity": "medium", "confidence": "high", "summary": "Cross-origin service assets dominate the load budget", "evidence": "70/95 requests and 5.19MB are outside the page origin, even though they are Google-controlled service origins.", "artifacts": [ "evidence/network-summary.json", "evidence/network.har" ], "suggestedFix": "Consolidate and cache origin dependencies, subset fonts, and load optional service integrations only after intent.", "effort": "large" }, { "id": "F21", "pathId": "entry", "url": "https://gemini.google.com", "principleId": "be-memory-efficient", "principleCheckId": "bounded-footprint", "guidanceId": "identify-heavy-scripts", "guidanceCategory": "modern-web-guidance", "severity": "medium", "confidence": "high", "summary": "Initial heap footprint is high for a one-control entry state", "evidence": "Heap summaries retain about 65–66MB and 1.19M V8 nodes before any conversation.", "artifacts": [ "evidence/heap-baseline.heapsnapshot", "evidence/network-summary.json", "evidence/desktop.png" ], "suggestedFix": "Profile startup retainers, remove unused feature graphs from the signed-out bundle, and lazy-initialize heavy services.", "effort": "large" } ], "taskList": [ { "id": "T01", "title": "Present essential consent choices without obscuring the core page, or use a compact, immediately dismissible consent surface.", "priority": 1, "findingIds": [ "F03" ], "guidanceId": "avoid intrusive interstitial popup content first", "status": "open" }, { "id": "T02", "title": "Use a native dialog where possible, set a programmatic name, preserve focus, and make modal semantics agree with behavior.", "priority": 2, "findingIds": [ "F04" ], "guidanceId": "declarative-dialog-popover-control", "status": "open" }, { "id": "T03", "title": "Make reject/accept immediately available and keep the primary product understandable and reachable without an unnecessary disclosure step.", "priority": 3, "findingIds": [ "F06" ], "guidanceId": "primary user journey task completion", "status": "open" }, { "id": "T04", "title": "Prioritize the LCP content, remove redirect/document latency, and defer non-critical code until after the first useful render.", "priority": 4, "findingIds": [ "F07" ], "guidanceId": "performance", "status": "open" }, { "id": "T05", "title": "Break up startup tasks, schedule by priority, and lazy-load capabilities not needed for the signed-out prompt.", "priority": 5, "findingIds": [ "F08" ], "guidanceId": "break-up-long-tasks", "status": "open" }, { "id": "T06", "title": "Shorten the critical chain, subset/preload only essential fonts, remove redirect latency, and defer non-critical bundles.", "priority": 6, "findingIds": [ "F09" ], "guidanceId": "optimize-preload-priority", "status": "open" }, { "id": "T07", "title": "Add HSTS and a strict Referrer-Policy, tighten CSP toward nonces/strict-dynamic without unsafe-eval, and secure every SameSite=None cookie.", "priority": 7, "findingIds": [ "F14" ], "guidanceId": "security", "status": "open" }, { "id": "T08", "title": "Server-render the purpose, prompt affordance explanation, headings, and crawlable navigation, then hydrate the interactive app.", "priority": 8, "findingIds": [ "F15" ], "guidanceId": "stabilize-reactive-state", "status": "open" }, { "id": "T09", "title": "Expose equally prominent accept and reject actions in the initial consent state and keep further detail optional.", "priority": 9, "findingIds": [ "F18" ], "guidanceId": "privacy", "status": "open" }, { "id": "T10", "title": "Set a signed-out page-weight budget and defer model, editor, upload, and account capabilities until invoked.", "priority": 10, "findingIds": [ "F19" ], "guidanceId": "deprioritize-background-fetches", "status": "open" }, { "id": "T11", "title": "Name the dialog from its visible heading and align each visible label with the computed accessible name.", "priority": 11, "findingIds": [ "F11" ], "guidanceId": "accessibility", "status": "open" }, { "id": "T12", "title": "Increase the clickable box with padding/min-block-size while retaining the compact visual label.", "priority": 12, "findingIds": [ "F05" ], "guidanceId": "accessibility", "status": "open" }, { "id": "T13", "title": "Split bundles by capability and conditionally load signed-in/editor features only when needed.", "priority": 13, "findingIds": [ "F10" ], "guidanceId": "conditional-async-dependencies", "status": "open" }, { "id": "T14", "title": "Inspect the BFCache failure details, remove avoidable blockers, and preserve app state across pagehide/pageshow.", "priority": 14, "findingIds": [ "F13" ], "guidanceId": "improve-next-page-load-performance", "status": "open" }, { "id": "T15", "title": "Provide a web app manifest and a minimal offline/error fallback for the app shell, while keeping network-only AI actions explicit.", "priority": 15, "findingIds": [ "F16" ], "guidanceId": "offline fallback service worker web app manifest installable pwa", "status": "open" }, { "id": "T16", "title": "Serve a branded resilient error state with a home/app link, help/search, and retry guidance.", "priority": 16, "findingIds": [ "F17" ], "guidanceId": "http error network failure timeout retry stale data resilient state", "status": "open" }, { "id": "T17", "title": "Consolidate and cache origin dependencies, subset fonts, and load optional service integrations only after intent.", "priority": 17, "findingIds": [ "F20" ], "guidanceId": "efficient-background-processing", "status": "open" }, { "id": "T18", "title": "Profile startup retainers, remove unused feature graphs from the signed-out bundle, and lazy-initialize heavy services.", "priority": 18, "findingIds": [ "F21" ], "guidanceId": "identify-heavy-scripts", "status": "open" }, { "id": "T19", "title": "Gate non-essential animations with @media (prefers-reduced-motion: reduce), stopping or simplifying looping motion.", "priority": 19, "findingIds": [ "F01" ], "guidanceId": "accessibility", "status": "open" }, { "id": "T20", "title": "Add width/height or equivalent aspect-ratio reservation to each image; retain empty alt for decorative images.", "priority": 20, "findingIds": [ "F12" ], "guidanceId": "optimize-image-priority", "status": "open" }, { "id": "T21", "title": "Adopt same-document View Transitions for major sidebar, picker, and route state swaps, with reduced-motion handling.", "priority": 21, "findingIds": [ "F02" ], "guidanceId": "same-document-transitions", "status": "open" } ], "budget": { "pathCount": 8, "auditPasses": 1 }, "agent": "pi", "runId": "2026-07-21T19-17-39-928Z" }