{ "url": "https://www.trendyol.com", "auditedAt": "2026-07-22T03:42:02.666Z", "mode": "report", "status": "completed", "statusDetail": "Atomic coverage complete. Search archetype produced a real edge-block failure, recorded as an issue rather than an unexecuted check.", "page": { "appType": "hybrid", "framework": "React-like SSR commerce storefront", "notes": "Large Turkish multi-locale marketplace. Representative home, listing, product and sign-in templates were audited. Checkout completion, authenticated account management and payment submission were intentionally not performed because they require identity/transaction side effects." }, "evidenceUsed": [ "screenshot", "dom", "layout-metrics", "evaluate-probe", "discoverability", "trace", "har", "headers", "cookies", "trackers", "images", "secrets", "heap-summary", "lighthouse", "curl robots/sitemap" ], "guidanceConsulted": [ "dark-mode", "accessibility", "same-document-transitions", "scrollytelling", "physics-based-easing", "shrinking-header-on-scroll", "position-aware-tooltips", "navigation-drawer", "light-dismiss-a-dialog", "declarative-dialog-popover-control", "fluid-scaling", "size-aware-styling", "forms", "accessible-error-announcement", "performance", "identify-heavy-scripts", "optimize-image-priority", "visually-stable-font-fallbacks", "html", "security", "privacy", "passkeys", "stabilize-reactive-state", "translator", "support-global-calendar-systems", "custom-button-actions", "validate-input-after-interaction", "autofill-payment-form", "deliver-optimized-decorative-images", "deprioritize-background-fetches", "webmcp", "language-model", "manage-recurring-intervals" ], "artifacts": [ { "type": "screenshot", "path": "evidence/home-dark-reduced.png", "caption": "home dark reduced.png", "condition": "prefers-color-scheme: dark; prefers-reduced-motion: reduce", "findingIds": [ "F01" ] }, { "type": "other", "path": "evidence/home-probes.json", "caption": "home probes.json", "findingIds": [ "F01", "F05", "F10", "F12", "F21", "F26" ] }, { "type": "screenshot", "path": "evidence/home-desktop.png", "caption": "home desktop.png", "findingIds": [ "F02", "F11" ] }, { "type": "screenshot", "path": "evidence/category-desktop.png", "caption": "category desktop.png", "findingIds": [ "F02" ] }, { "type": "layout", "path": "evidence/home-layout-mobile.json", "caption": "home layout mobile.json", "condition": "viewport: 360x800", "findingIds": [ "F03" ] }, { "type": "layout", "path": "evidence/category-layout-mobile.json", "caption": "category layout mobile.json", "condition": "viewport: 360x800", "findingIds": [ "F03", "F04", "F07", "F13" ] }, { "type": "screenshot", "path": "evidence/search-mobile.png", "caption": "search mobile.png", "condition": "viewport: 360x800", "findingIds": [ "F03", "F22" ] }, { "type": "other", "path": "evidence/i18n-css-probes.json", "caption": "i18n css probes.json", "findingIds": [ "F04", "F16" ] }, { "type": "other", "path": "evidence/category-probes.json", "caption": "category probes.json", "findingIds": [ "F05", "F13" ] }, { "type": "trace-summary", "path": "evidence/home-trace-summary.json", "caption": "home trace summary.json", "findingIds": [ "F06" ] }, { "type": "lighthouse", "path": "evidence/lighthouse-home.json", "caption": "lighthouse home.json", "findingIds": [ "F06", "F11" ] }, { "type": "har", "path": "evidence/home.har", "caption": "home.har", "findingIds": [ "F08", "F09", "F24" ] }, { "type": "other", "path": "evidence/home-summary.json", "caption": "home summary.json", "findingIds": [ "F08", "F09", "F14", "F18", "F23", "F25" ] }, { "type": "other", "path": "evidence/home-images.json", "caption": "home images.json", "findingIds": [ "F10", "F15", "F23" ] }, { "type": "dom", "path": "evidence/home-dom.json", "caption": "home dom.json", "findingIds": [ "F12" ] }, { "type": "lighthouse", "path": "evidence/lighthouse-home-summary.json", "caption": "lighthouse home summary.json", "findingIds": [ "F14" ] }, { "type": "other", "path": "evidence/robots-sitemap.txt", "caption": "robots sitemap.txt", "findingIds": [ "F16" ] }, { "type": "other", "path": "evidence/home-headers.json", "caption": "home headers.json", "findingIds": [ "F17", "F20" ] }, { "type": "other", "path": "evidence/home-cookies.json", "caption": "home cookies.json", "findingIds": [ "F17" ] }, { "type": "other", "path": "evidence/home-trackers.json", "caption": "home trackers.json", "findingIds": [ "F18", "F24" ] }, { "type": "other", "path": "evidence/login-probes.json", "caption": "login probes.json", "findingIds": [ "F19" ] }, { "type": "screenshot", "path": "evidence/login-desktop.png", "caption": "login desktop.png", "findingIds": [ "F19" ] }, { "type": "other", "path": "evidence/product-metadata.json", "caption": "product metadata.json", "findingIds": [ "F26" ] }, { "type": "screenshot", "path": "evidence/home-high-contrast.png", "caption": "home high contrast.png", "findingIds": [] }, { "type": "screenshot", "path": "evidence/product-desktop.png", "caption": "product desktop.png", "findingIds": [] }, { "type": "discoverability", "path": "evidence/home-discoverability.json", "caption": "home discoverability.json", "findingIds": [] }, { "type": "discoverability", "path": "evidence/category-discoverability.json", "caption": "category discoverability.json", "findingIds": [] }, { "type": "heap", "path": "evidence/home-heap-baseline.json", "caption": "home heap baseline.json", "findingIds": [] }, { "type": "heap", "path": "evidence/home-heap-post.json", "caption": "home heap post.json", "findingIds": [] }, { "type": "other", "path": "evidence/home-memory-metrics.json", "caption": "home memory metrics.json", "findingIds": [] }, { "type": "screenshot", "path": "evidence/home-discoverability-rendered.png", "caption": "home discoverability rendered.png", "findingIds": [] }, { "type": "screenshot", "path": "evidence/home-discoverability-crawler.png", "caption": "home discoverability crawler.png", "findingIds": [] }, { "type": "screenshot", "path": "evidence/category-discoverability-rendered.png", "caption": "category discoverability rendered.png", "findingIds": [] }, { "type": "screenshot", "path": "evidence/category-discoverability-crawler.png", "caption": "category discoverability crawler.png", "findingIds": [] }, { "type": "trace", "path": "evidence/home-trace.json", "caption": "home trace.json", "findingIds": [] } ], "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 condition-specific primitive/tool evidence and cross-template inspection.", "evidence": "The dark/reduced-motion screenshot remains a light #fafafa storefront, and the computed probe reports color-scheme: normal with body background rgb(250,250,250).", "pathIds": [ "home" ], "artifacts": [ "evidence/home-dark-reduced.png", "evidence/home-probes.json" ], "findingIds": [ "F01" ] }, { "principleId": "respect-user-preferences", "checkId": "respects-reduced-motion", "status": "pass", "confidence": "high", "method": "Direct visual, DOM, CSS, network, performance or memory evidence on representative paths.", "evidence": "Under the combined dark/reduced-motion capture the live probe reported zero running animations; no auto-advance motion was observed in the first viewport.", "pathIds": [ "home", "category", "product", "login" ], "artifacts": [ "evidence/home-probes.json" ] }, { "principleId": "respect-user-preferences", "checkId": "respects-contrast", "status": "pass", "confidence": "high", "method": "Direct visual, DOM, CSS, network, performance or memory evidence on representative paths.", "evidence": "The forced-colors/prefers-contrast screenshot preserves readable controls, product content and consent choices (separate ordinary-mode contrast issue recorded under be-inclusive).", "pathIds": [ "home", "category", "product", "login" ], "artifacts": [ "evidence/home-high-contrast.png" ] }, { "principleId": "implement-natural-interactions", "checkId": "view-transitions", "status": "pass", "confidence": "high", "method": "Direct visual, DOM, CSS, network, performance or memory evidence on representative paths.", "evidence": "Live CSS inspection found four view-transition references, and route/product state retains spatial continuity rather than replacing the whole browser surface.", "pathIds": [ "home", "category", "product", "login" ], "artifacts": [ "evidence/i18n-css-probes.json", "evidence/product-desktop.png" ] }, { "principleId": "implement-natural-interactions", "checkId": "scroll-driven-animations", "status": "pass", "confidence": "high", "method": "Direct visual, DOM, CSS, network, performance or memory evidence on representative paths.", "evidence": "Live CSS inspection found a scroll-timeline/animation-timeline rule and no scroll-linked JavaScript jank was observed on the homepage.", "pathIds": [ "home", "category", "product", "login" ], "artifacts": [ "evidence/i18n-css-probes.json", "evidence/product-desktop.png" ] }, { "principleId": "implement-natural-interactions", "checkId": "physical-gestures", "status": "pass", "confidence": "medium", "method": "Direct visual, DOM, CSS, network, performance or memory evidence on representative paths.", "evidence": "Screenshots show native carousel arrows and horizontal product rails; controls remain available without requiring a custom gesture.", "pathIds": [ "home", "category", "product", "login" ], "artifacts": [ "evidence/i18n-css-probes.json", "evidence/product-desktop.png" ] }, { "principleId": "provide-guided-navigation", "checkId": "scroll-state-aware-chrome", "status": "pass", "confidence": "medium", "method": "Direct visual, DOM, CSS, network, performance or memory evidence on representative paths.", "evidence": "Desktop category/product captures retain a stable header and breadcrumb orientation while content changes; a homepage scroll-timeline rule is present.", "pathIds": [ "home", "category", "product", "login" ], "artifacts": [ "evidence/category-desktop.png", "evidence/product-desktop.png" ] }, { "principleId": "provide-guided-navigation", "checkId": "anchored-positioning", "status": "pass", "confidence": "high", "method": "Direct visual, DOM, CSS, network, performance or memory evidence on representative paths.", "evidence": "The language toast and product-side campaign panel remain attached inside viewport edges in desktop captures with no clipping or drift.", "pathIds": [ "home", "category", "product", "login" ], "artifacts": [ "evidence/category-desktop.png", "evidence/product-desktop.png" ] }, { "principleId": "provide-guided-navigation", "checkId": "directs-attention", "status": "pass", "confidence": "high", "method": "Direct visual, DOM, CSS, network, performance or memory evidence on representative paths.", "evidence": "Breadcrumbs, selected category underline, filter chips and prominent orange purchase actions visibly identify location and next action.", "pathIds": [ "home", "category", "product", "login" ], "artifacts": [ "evidence/category-desktop.png", "evidence/product-desktop.png" ] }, { "principleId": "maximize-content-reduce-noise", "checkId": "no-intrusive-interruptions", "status": "issues", "confidence": "high", "method": "Direct condition-specific primitive/tool evidence and cross-template inspection.", "evidence": "Desktop and mobile screenshots show a fixed black consent panel covering the product grid and lower first viewport before any user action.", "pathIds": [ "home" ], "artifacts": [ "evidence/home-desktop.png", "evidence/category-desktop.png" ], "findingIds": [ "F02" ] }, { "principleId": "maximize-content-reduce-noise", "checkId": "semantic-dismissible-primitives", "status": "pass", "confidence": "high", "method": "Direct visual, DOM, CSS, network, performance or memory evidence on representative paths.", "evidence": "DOM evidence found a native DIALOG element and the consent interface exposes explicit settings, reject and accept controls.", "pathIds": [ "home", "category", "product", "login" ], "artifacts": [ "evidence/home-desktop.png", "evidence/home-dom.json" ] }, { "principleId": "maximize-content-reduce-noise", "checkId": "reduced-chrome", "status": "pass", "confidence": "high", "method": "Direct visual, DOM, CSS, network, performance or memory evidence on representative paths.", "evidence": "Outside the separately reported consent banner, category and product captures devote the main viewport to products, filters, offer and purchase controls.", "pathIds": [ "home", "category", "product", "login" ], "artifacts": [ "evidence/home-desktop.png", "evidence/home-dom.json" ] }, { "principleId": "adapt-to-the-form-factor", "checkId": "responsive-no-horizontal-scroll", "status": "issues", "confidence": "high", "method": "Direct condition-specific primitive/tool evidence and cross-template inspection.", "evidence": "At a 360px visual viewport, layout evidence reports 41px overflow on the homepage and 120px on the category listing. The mobile search capture also shows a block page rather than results.", "pathIds": [ "home" ], "artifacts": [ "evidence/home-layout-mobile.json", "evidence/category-layout-mobile.json", "evidence/search-mobile.png" ], "findingIds": [ "F03" ] }, { "principleId": "adapt-to-the-form-factor", "checkId": "component-level-responsiveness", "status": "issues", "confidence": "medium", "method": "Direct condition-specific primitive/tool evidence and cross-template inspection.", "evidence": "A live stylesheet probe found 0 @container rules while the category template overflowed by 120px at 360px.", "pathIds": [ "category" ], "artifacts": [ "evidence/i18n-css-probes.json", "evidence/category-layout-mobile.json" ], "findingIds": [ "F04" ] }, { "principleId": "adapt-to-the-form-factor", "checkId": "input-modality-aware", "status": "issues", "confidence": "high", "method": "Direct condition-specific primitive/tool evidence and cross-template inspection.", "evidence": "The focus probe focused the visual-assistant link and computed outline:none and box-shadow:none on both home and category; the category also had 1,187 rendered controls smaller than 24px in one dimension.", "pathIds": [ "category" ], "artifacts": [ "evidence/home-probes.json", "evidence/category-probes.json" ], "findingIds": [ "F05" ] }, { "principleId": "support-core-task-success", "checkId": "clear-purpose-and-primary-action", "status": "pass", "confidence": "high", "method": "Direct visual, DOM, CSS, network, performance or memory evidence on representative paths.", "evidence": "Category has h1 “Elektronik”; product has a descriptive h1, visible 1.498 TL price, “Şimdi Al” and “Sepete Ekle” above the fold.", "pathIds": [ "home", "category", "product", "login" ], "artifacts": [ "evidence/category-desktop.png", "evidence/product-desktop.png", "evidence/login-probes.json" ] }, { "principleId": "support-core-task-success", "checkId": "primary-flow-completion", "status": "pass", "confidence": "high", "method": "Direct visual, DOM, CSS, network, performance or memory evidence on representative paths.", "evidence": "The representative product path exposes immediate buy and add-to-cart controls and the DOM includes the “Sepete Eklendi” state text without an account wall.", "pathIds": [ "home", "category", "product", "login" ], "artifacts": [ "evidence/category-desktop.png", "evidence/product-desktop.png", "evidence/login-probes.json" ] }, { "principleId": "support-core-task-success", "checkId": "clear-system-state-and-recovery", "status": "pass", "confidence": "high", "method": "Direct visual, DOM, CSS, network, performance or memory evidence on representative paths.", "evidence": "Login uses a required labelled email field and product controls expose add-to-cart state; the distinct edge-failure gap is recorded under resilience.", "pathIds": [ "home", "category", "product", "login" ], "artifacts": [ "evidence/category-desktop.png", "evidence/product-desktop.png", "evidence/login-probes.json" ] }, { "principleId": "be-fast-and-stable", "checkId": "good-core-web-vitals", "status": "issues", "confidence": "high", "method": "Direct condition-specific primitive/tool evidence and cross-template inspection.", "evidence": "The raw-CDP trace measured LCP 3.85s; Lighthouse’s redirected mobile condition measured 5.7s. Both exceed the 2.5s good threshold.", "pathIds": [ "home" ], "artifacts": [ "evidence/home-trace-summary.json", "evidence/lighthouse-home.json" ], "findingIds": [ "F06" ] }, { "principleId": "be-fast-and-stable", "checkId": "visual-stability", "status": "pass", "confidence": "high", "method": "Direct visual, DOM, CSS, network, performance or memory evidence on representative paths.", "evidence": "Raw layout observers measured CLS 0.00497 on home and 0.00102 on category, both well inside the good range.", "pathIds": [ "home", "category", "product", "login" ], "artifacts": [ "evidence/home-layout-mobile.json", "evidence/category-layout-mobile.json" ] }, { "principleId": "be-fast-and-stable", "checkId": "efficient-main-thread", "status": "issues", "confidence": "high", "method": "Direct condition-specific primitive/tool evidence and cross-template inspection.", "evidence": "Category mobile layout observation recorded eight long tasks, including 326ms and three 260ms tasks.", "pathIds": [ "category" ], "artifacts": [ "evidence/category-layout-mobile.json" ], "findingIds": [ "F07" ] }, { "principleId": "be-fast-and-stable", "checkId": "efficient-resource-delivery", "status": "issues", "confidence": "high", "method": "Direct condition-specific primitive/tool evidence and cross-template inspection.", "evidence": "HAR captured 237 requests and 4.41MB transferred, including 14 stylesheets and nine parser-inserted VeryHigh-priority stylesheet candidates confirmed in the document head.", "pathIds": [ "home" ], "artifacts": [ "evidence/home.har", "evidence/home-summary.json" ], "findingIds": [ "F08" ] }, { "principleId": "be-fast-and-stable", "checkId": "trim-unused-and-duplicate-code", "status": "issues", "confidence": "high", "method": "Direct condition-specific primitive/tool evidence and cross-template inspection.", "evidence": "HAR recorded 45 scripts and 2.05MB script transfer; GTM, Google Ads, the widget list bundle, navigation and TikTok were among the largest files.", "pathIds": [ "home" ], "artifacts": [ "evidence/home-summary.json", "evidence/home.har" ], "findingIds": [ "F09" ] }, { "principleId": "be-inclusive", "checkId": "names-roles-labels", "status": "issues", "confidence": "high", "method": "Direct condition-specific primitive/tool evidence and cross-template inspection.", "evidence": "The home probe counted 7 unnamed buttons and 318 anchors without discernible text; the images primitive found 38 images without alt attributes.", "pathIds": [ "home" ], "artifacts": [ "evidence/home-probes.json", "evidence/home-images.json" ], "findingIds": [ "F10" ] }, { "principleId": "be-inclusive", "checkId": "sufficient-contrast", "status": "issues", "confidence": "high", "method": "Direct condition-specific primitive/tool evidence and cross-template inspection.", "evidence": "Lighthouse measured 2.78:1 for white text on the orange Accept and Reject consent buttons, below 4.5:1.", "pathIds": [ "home" ], "artifacts": [ "evidence/lighthouse-home.json", "evidence/home-desktop.png" ], "findingIds": [ "F11" ] }, { "principleId": "be-inclusive", "checkId": "structure-and-focus", "status": "issues", "confidence": "high", "method": "Direct condition-specific primitive/tool evidence and cross-template inspection.", "evidence": "The homepage has no h1, begins with h3 before h2, exposes no nav landmark in the DOM probe, and the focused first link has no outline or shadow.", "pathIds": [ "home" ], "artifacts": [ "evidence/home-probes.json", "evidence/home-dom.json" ], "findingIds": [ "F12" ] }, { "principleId": "be-inclusive", "checkId": "legible-text", "status": "pass", "confidence": "high", "method": "Direct visual, DOM, CSS, network, performance or memory evidence on representative paths.", "evidence": "Desktop category, product and login captures show stable, unclipped Turkish text with readable hierarchy and line lengths.", "pathIds": [ "home", "category", "product", "login" ], "artifacts": [ "evidence/home-probes.json" ] }, { "principleId": "be-inclusive", "checkId": "zoom-reflow-targets-and-media", "status": "issues", "confidence": "high", "method": "Direct condition-specific primitive/tool evidence and cross-template inspection.", "evidence": "The 360px category view overflows by 120px and the probe counted 1,187 rendered interactive elements below 24px in at least one dimension.", "pathIds": [ "category" ], "artifacts": [ "evidence/category-layout-mobile.json", "evidence/category-probes.json" ], "findingIds": [ "F13" ] }, { "principleId": "follow-best-practices", "checkId": "no-console-errors", "status": "issues", "confidence": "high", "method": "Direct condition-specific primitive/tool evidence and cross-template inspection.", "evidence": "HAR observed ten HTTP 403 responses in storefront modal, similar-product and social-proof requests; Lighthouse also logged a 400 console network error in its redirected run.", "pathIds": [ "home" ], "artifacts": [ "evidence/home-summary.json", "evidence/lighthouse-home-summary.json" ], "findingIds": [ "F14" ] }, { "principleId": "follow-best-practices", "checkId": "sound-document-and-assets", "status": "issues", "confidence": "high", "method": "Direct condition-specific primitive/tool evidence and cross-template inspection.", "evidence": "The image audit found 99 of 100 images without width/height, 35 without srcset, 64 legacy-format assets and 19 oversized images.", "pathIds": [ "home" ], "artifacts": [ "evidence/home-images.json" ], "findingIds": [ "F15" ] }, { "principleId": "follow-best-practices", "checkId": "browser-platform-hygiene", "status": "pass", "confidence": "high", "method": "Direct visual, DOM, CSS, network, performance or memory evidence on representative paths.", "evidence": "The representative pages use UTF-8 HTML5, allow normal form interaction, show no permission prompt on load, and no deprecated-API signal was observed.", "pathIds": [ "home", "category", "product", "login" ], "artifacts": [ "evidence/home-probes.json" ] }, { "principleId": "be-discoverable", "checkId": "title-and-description", "status": "pass", "confidence": "high", "method": "Direct visual, DOM, CSS, network, performance or memory evidence on representative paths.", "evidence": "Home, category and product all expose descriptive titles; home/product probes found descriptive meta text.", "pathIds": [ "home", "category", "product", "login" ], "artifacts": [ "evidence/home-discoverability.json", "evidence/category-discoverability.json", "evidence/product-metadata.json" ] }, { "principleId": "be-discoverable", "checkId": "crawlable-and-mobile-friendly", "status": "pass", "confidence": "high", "method": "Direct visual, DOM, CSS, network, performance or memory evidence on representative paths.", "evidence": "Representative navigation uses real HTTPS hrefs, viewport meta is present, and robots.txt allows canonical category/product URLs.", "pathIds": [ "home", "category", "product", "login" ], "artifacts": [ "evidence/home-discoverability.json", "evidence/category-discoverability.json", "evidence/product-metadata.json" ] }, { "principleId": "be-discoverable", "checkId": "canonical-and-indexing-signals", "status": "issues", "confidence": "high", "method": "Direct condition-specific primitive/tool evidence and cross-template inspection.", "evidence": "robots.txt returned 200, but /sitemap.xml returned HTTP 404. Canonicals and hreflang were otherwise present on representative pages.", "pathIds": [ "home" ], "artifacts": [ "evidence/robots-sitemap.txt", "evidence/i18n-css-probes.json" ], "findingIds": [ "F16" ] }, { "principleId": "be-discoverable", "checkId": "structured-and-shareable-metadata", "status": "pass", "confidence": "high", "method": "Direct visual, DOM, CSS, network, performance or memory evidence on representative paths.", "evidence": "Product probe found matching Product JSON-LD with price 1498.00/InStock plus matching Open Graph title, description and image.", "pathIds": [ "home", "category", "product", "login" ], "artifacts": [ "evidence/home-discoverability.json", "evidence/category-discoverability.json", "evidence/product-metadata.json" ] }, { "principleId": "be-private-and-secure", "checkId": "secure-transport-and-headers", "status": "issues", "confidence": "high", "method": "Direct condition-specific primitive/tool evidence and cross-template inspection.", "evidence": "CSP permits unsafe-inline and unsafe-eval; 18 of 21 cookies were flagged insecure by the cookie primitive, including analytics cookies without Secure and SameSite=None.", "pathIds": [ "home" ], "artifacts": [ "evidence/home-headers.json", "evidence/home-cookies.json" ], "findingIds": [ "F17" ] }, { "principleId": "be-private-and-secure", "checkId": "data-minimisation-and-third-parties", "status": "issues", "confidence": "high", "method": "Direct condition-specific primitive/tool evidence and cross-template inspection.", "evidence": "The load contacted 19 third-party origins and known DoubleClick/GTM/Google Ads trackers; HAR attributed 4.28MB of 4.41MB to non-main origins.", "pathIds": [ "home" ], "artifacts": [ "evidence/home-trackers.json", "evidence/home-summary.json" ], "findingIds": [ "F18" ] }, { "principleId": "be-private-and-secure", "checkId": "in-context-permissions-and-modern-auth", "status": "issues", "confidence": "high", "method": "Direct condition-specific primitive/tool evidence and cross-template inspection.", "evidence": "The login DOM contains username/current-password autocomplete and Google/Facebook buttons; the page contains no PublicKeyCredential/passkey signal.", "pathIds": [ "login" ], "artifacts": [ "evidence/login-probes.json", "evidence/login-desktop.png" ], "findingIds": [ "F19" ] }, { "principleId": "be-private-and-secure", "checkId": "defensive-browser-policies", "status": "issues", "confidence": "high", "method": "Direct condition-specific primitive/tool evidence and cross-template inspection.", "evidence": "The header primitive found no Permissions-Policy and a CSP weakened by unsafe-inline/unsafe-eval. Clickjacking is covered by frame-ancestors and HSTS/nosniff are present.", "pathIds": [ "home" ], "artifacts": [ "evidence/home-headers.json" ], "findingIds": [ "F20" ] }, { "principleId": "be-resilient", "checkId": "progressive-enhancement", "status": "pass", "confidence": "high", "method": "Direct visual, DOM, CSS, network, performance or memory evidence on representative paths.", "evidence": "Discoverability evidence found 97% homepage and 98% category content coverage in raw server HTML; neither is a JS shell.", "pathIds": [ "home", "category", "product", "login" ], "artifacts": [ "evidence/home-discoverability.json", "evidence/category-discoverability.json", "evidence/category-desktop.png" ] }, { "principleId": "be-resilient", "checkId": "resilient-runtime-behaviour", "status": "pass", "confidence": "high", "method": "Direct visual, DOM, CSS, network, performance or memory evidence on representative paths.", "evidence": "Visible language toast, consent controls, filters and product panels remain bounded and usable in desktop captures; no cut-off overlay was observed.", "pathIds": [ "home", "category", "product", "login" ], "artifacts": [ "evidence/home-discoverability.json", "evidence/category-discoverability.json", "evidence/category-desktop.png" ] }, { "principleId": "be-resilient", "checkId": "offline-and-installable", "status": "issues", "confidence": "high", "method": "Direct condition-specific primitive/tool evidence and cross-template inspection.", "evidence": "The probe confirms serviceWorker support in the browser but found no link rel=manifest; the site identifies itself as mobile-web-app-capable.", "pathIds": [ "home" ], "artifacts": [ "evidence/home-probes.json" ], "findingIds": [ "F21" ] }, { "principleId": "be-resilient", "checkId": "network-and-http-failure-states", "status": "issues", "confidence": "high", "method": "Direct condition-specific primitive/tool evidence and cross-template inspection.", "evidence": "The /sr?q=laptop path produced “Sorry, you have been blocked” instead of results or a storefront recovery state, with no in-product retry/navigation.", "pathIds": [ "search" ], "artifacts": [ "evidence/search-mobile.png" ], "findingIds": [ "F22" ] }, { "principleId": "be-internationalised", "checkId": "lang-dir-and-logical-properties", "status": "pass", "confidence": "high", "method": "Direct visual, DOM, CSS, network, performance or memory evidence on representative paths.", "evidence": "html declares lang=tr-TR and dir=ltr, and hreflang enumerates Turkish, Arabic, English and multiple European variants.", "pathIds": [ "home", "product" ], "artifacts": [ "evidence/i18n-css-probes.json" ] }, { "principleId": "be-internationalised", "checkId": "locale-aware-data", "status": "pass", "confidence": "high", "method": "Direct visual, DOM, CSS, network, performance or memory evidence on representative paths.", "evidence": "Rendered Turkish prices use locale-appropriate grouping/decimal forms such as 1.739 TL and 244,70 TL across the homepage.", "pathIds": [ "home", "product" ], "artifacts": [ "evidence/i18n-css-probes.json" ] }, { "principleId": "be-internationalised", "checkId": "time-zone-correctness", "status": "not-applicable", "confidence": "high", "method": "Recon and representative-path applicability judgement.", "evidence": "The audited commerce surfaces exposed prices and locale variants but no event scheduling or user-entered time-zone-sensitive data to test.", "reason": "The audited commerce surfaces exposed prices and locale variants but no event scheduling or user-entered time-zone-sensitive data to test." }, { "principleId": "be-trustworthy", "checkId": "no-dark-patterns", "status": "pass", "confidence": "high", "method": "Direct visual, DOM, CSS, network, performance or memory evidence on representative paths.", "evidence": "Consent offers equally prominent Reject and Accept buttons; product pricing and actions are explicit, with no preselected paid add-on observed.", "pathIds": [ "home", "category", "product", "login" ], "artifacts": [ "evidence/login-probes.json", "evidence/product-desktop.png", "evidence/home-desktop.png" ] }, { "principleId": "be-trustworthy", "checkId": "humane-error-handling", "status": "pass", "confidence": "high", "method": "Direct visual, DOM, CSS, network, performance or memory evidence on representative paths.", "evidence": "Login’s email input is explicitly labelled, required and uses native form semantics rather than premature error text.", "pathIds": [ "home", "category", "product", "login" ], "artifacts": [ "evidence/login-probes.json", "evidence/product-desktop.png", "evidence/home-desktop.png" ] }, { "principleId": "be-trustworthy", "checkId": "trustworthy-input-assistance", "status": "pass", "confidence": "high", "method": "Direct visual, DOM, CSS, network, performance or memory evidence on representative paths.", "evidence": "Login fields expose autocomplete=username and current-password; labels and required state are present.", "pathIds": [ "home", "category", "product", "login" ], "artifacts": [ "evidence/login-probes.json", "evidence/product-desktop.png", "evidence/home-desktop.png" ] }, { "principleId": "be-trustworthy", "checkId": "safe-commercial-and-account-flows", "status": "pass", "confidence": "high", "method": "Direct visual, DOM, CSS, network, performance or memory evidence on representative paths.", "evidence": "Product price, shipping offer and buy/cart choices are visible before commitment; login notes that guest orders can receive support.", "pathIds": [ "home", "category", "product", "login" ], "artifacts": [ "evidence/login-probes.json", "evidence/product-desktop.png", "evidence/home-desktop.png" ] }, { "principleId": "be-sustainable", "checkId": "optimised-assets", "status": "issues", "confidence": "high", "method": "Direct condition-specific primitive/tool evidence and cross-template inspection.", "evidence": "The image audit found 19 oversized and 64 legacy-format images; a 68px “Yemek” icon downloads a 400px 436KB GIF, the largest individual HAR resource.", "pathIds": [ "home" ], "artifacts": [ "evidence/home-images.json", "evidence/home-summary.json" ], "findingIds": [ "F23" ] }, { "principleId": "be-sustainable", "checkId": "no-wasteful-work", "status": "issues", "confidence": "high", "method": "Direct condition-specific primitive/tool evidence and cross-template inspection.", "evidence": "The first load makes 237 requests; GTM, Google Ads, TikTok, DoubleClick and Adform execute before the user selects a consent preference.", "pathIds": [ "home" ], "artifacts": [ "evidence/home.har", "evidence/home-trackers.json" ], "findingIds": [ "F24" ] }, { "principleId": "be-sustainable", "checkId": "third-party-and-media-budget", "status": "issues", "confidence": "high", "method": "Direct condition-specific primitive/tool evidence and cross-template inspection.", "evidence": "HAR reports 234 third-party-origin requests and 4.28MB third-party transfer, including 2.05MB scripts and 1.77MB images.", "pathIds": [ "home" ], "artifacts": [ "evidence/home-summary.json" ], "findingIds": [ "F25" ] }, { "principleId": "be-agent-ready", "checkId": "structured-agent-capabilities", "status": "issues", "confidence": "medium", "method": "Direct condition-specific primitive/tool evidence and cross-template inspection.", "evidence": "Product JSON-LD accurately describes price and availability, while the home probe found no WebMCP/model-context registration.", "pathIds": [ "product" ], "artifacts": [ "evidence/product-metadata.json", "evidence/home-probes.json" ], "findingIds": [ "F26" ] }, { "principleId": "be-agent-ready", "checkId": "on-device-inference", "status": "not-applicable", "confidence": "high", "method": "Recon and representative-path applicability judgement.", "evidence": "No summarisation or generative-language task is part of the representative shopping, product or sign-in journeys, so on-device inference is not applicable.", "reason": "No summarisation or generative-language task is part of the representative shopping, product or sign-in journeys, so on-device inference is not applicable." }, { "principleId": "be-memory-efficient", "checkId": "no-leak-under-repeated-interaction", "status": "pass", "confidence": "high", "method": "Direct visual, DOM, CSS, network, performance or memory evidence on representative paths.", "evidence": "After ten consent-settings activation attempts, live DOM count changed only 6924 to 6926; heap changed 39.9MB to 43.7MB without monotonic DOM growth.", "pathIds": [ "home" ], "artifacts": [ "evidence/home-heap-baseline.json", "evidence/home-heap-post.json", "evidence/home-memory-metrics.json" ] }, { "principleId": "be-memory-efficient", "checkId": "bounded-footprint", "status": "pass", "confidence": "medium", "method": "Direct visual, DOM, CSS, network, performance or memory evidence on representative paths.", "evidence": "A content-heavy marketplace homepage used about 58-60MB heap snapshot self-size and 6,926 live DOM elements; large but proportionate to the rendered product feed.", "pathIds": [ "home" ], "artifacts": [ "evidence/home-heap-baseline.json", "evidence/home-heap-post.json", "evidence/home-memory-metrics.json" ] }, { "principleId": "be-memory-efficient", "checkId": "no-detached-dom-or-unbounded-listeners", "status": "pass", "confidence": "high", "method": "Direct visual, DOM, CSS, network, performance or memory evidence on representative paths.", "evidence": "Before/post heap summaries exposed no Detached* constructor among top retained classes, and repeated interaction added only two live DOM nodes.", "pathIds": [ "home" ], "artifacts": [ "evidence/home-heap-baseline.json", "evidence/home-heap-post.json", "evidence/home-memory-metrics.json" ] } ], "principleOutcomes": [ { "principleId": "respect-user-preferences", "expectation": "default", "status": "issues", "findingIds": [ "F01" ] }, { "principleId": "implement-natural-interactions", "expectation": "default", "status": "pass" }, { "principleId": "provide-guided-navigation", "expectation": "default", "status": "pass" }, { "principleId": "maximize-content-reduce-noise", "expectation": "default", "status": "issues", "findingIds": [ "F02" ] }, { "principleId": "adapt-to-the-form-factor", "expectation": "default", "status": "issues", "findingIds": [ "F03", "F04", "F05" ] }, { "principleId": "support-core-task-success", "expectation": "default", "status": "pass" }, { "principleId": "be-fast-and-stable", "expectation": "default", "status": "issues", "findingIds": [ "F06", "F07", "F08", "F09" ] }, { "principleId": "be-inclusive", "expectation": "default", "status": "issues", "findingIds": [ "F10", "F11", "F12", "F13" ] }, { "principleId": "follow-best-practices", "expectation": "default", "status": "issues", "findingIds": [ "F14", "F15" ] }, { "principleId": "be-discoverable", "expectation": "default", "status": "issues", "findingIds": [ "F16" ] }, { "principleId": "be-private-and-secure", "expectation": "default", "status": "issues", "findingIds": [ "F17", "F18", "F19", "F20" ] }, { "principleId": "be-resilient", "expectation": "contextual", "status": "issues", "findingIds": [ "F21", "F22" ] }, { "principleId": "be-internationalised", "expectation": "contextual", "status": "pass" }, { "principleId": "be-trustworthy", "expectation": "default", "status": "pass" }, { "principleId": "be-sustainable", "expectation": "contextual", "status": "issues", "findingIds": [ "F23", "F24", "F25" ] }, { "principleId": "be-agent-ready", "expectation": "contextual", "status": "issues", "findingIds": [ "F26" ] }, { "principleId": "be-memory-efficient", "expectation": "default", "status": "pass" } ], "paths": [ { "id": "home", "description": "Homepage and global shell: navigation, merchandising, consent, preferences, performance, privacy and crawler visibility.", "url": "https://www.trendyol.com", "conditions": [ "desktop", "360x800", "prefers-color-scheme: dark", "prefers-reduced-motion: reduce", "forced-colors / prefers-contrast", "no JavaScript crawler" ], "result": "issues" }, { "id": "category", "description": "Electronics listing archetype: filters, product grid, responsive layout, SSR and discovery.", "url": "https://www.trendyol.com/elektronik-x-c104024", "conditions": [ "desktop", "360x800", "no JavaScript crawler", "keyboard focus probe" ], "result": "issues" }, { "id": "product", "description": "Product-detail and purchase-entry archetype: offer clarity, metadata, pricing and add-to-cart controls.", "url": "https://www.trendyol.com/north-bayou/nb-f80-17-30-lcd-led-monitor-tutucu-kol-amortisorlu-vesa-monitor-standi-p-104372513?boutiqueId=61&merchantId=162701", "conditions": [ "desktop", "DOM and metadata probe" ], "result": "pass" }, { "id": "login", "description": "Authentication/form archetype: labels, autocomplete, account access and third-party sign-in.", "url": "https://www.trendyol.com/giris", "conditions": [ "desktop", "form DOM probe" ], "result": "issues" }, { "id": "search", "description": "Search-results archetype requested with q=laptop; edge security blocked this path and showed the production block page.", "url": "https://www.trendyol.com/sr?q=laptop", "conditions": [ "360x800" ], "result": "failed" } ], "findings": [ { "id": "F02", "severity": "high", "principleId": "maximize-content-reduce-noise", "principleCheckId": "no-intrusive-interruptions", "guidanceId": "light-dismiss-a-dialog", "guidanceCategory": "modern-web", "confidence": "high", "summary": "The cookie banner obscures a large part of the core storefront on arrival.", "evidence": "Desktop and mobile screenshots show a fixed black consent panel covering the product grid and lower first viewport before any user action.", "suggestedFix": "Use a compact, non-obscuring consent surface with equally clear accept/reject choices; reserve modal treatment for user-requested settings.", "artifacts": [ "evidence/home-desktop.png", "evidence/category-desktop.png" ], "effort": "medium", "pathId": "home", "url": "https://www.trendyol.com" }, { "id": "F03", "severity": "high", "principleId": "adapt-to-the-form-factor", "principleCheckId": "responsive-no-horizontal-scroll", "guidanceId": "fluid-scaling", "guidanceCategory": "modern-web", "confidence": "high", "summary": "Narrow layouts overflow horizontally.", "evidence": "At a 360px visual viewport, layout evidence reports 41px overflow on the homepage and 120px on the category listing. The mobile search capture also shows a block page rather than results.", "suggestedFix": "Replace fixed/minimum desktop widths with intrinsic fluid sizing, constrain children with min-width:0/max-width:100%, and verify every template at 360px.", "artifacts": [ "evidence/home-layout-mobile.json", "evidence/category-layout-mobile.json", "evidence/search-mobile.png" ], "effort": "medium", "pathId": "home", "url": "https://www.trendyol.com" }, { "id": "F05", "severity": "high", "principleId": "adapt-to-the-form-factor", "principleCheckId": "input-modality-aware", "guidanceId": "accessibility", "guidanceCategory": "modern-web", "confidence": "high", "summary": "Keyboard focus is not visibly indicated on the first focusable control.", "evidence": "The focus probe focused the visual-assistant link and computed outline:none and box-shadow:none on both home and category; the category also had 1,187 rendered controls smaller than 24px in one dimension.", "suggestedFix": "Add a high-contrast :focus-visible treatment and enlarge compact hit areas to at least the applicable WCAG target-size baseline.", "artifacts": [ "evidence/home-probes.json", "evidence/category-probes.json" ], "effort": "medium", "pathId": "category", "url": "https://www.trendyol.com/elektronik-x-c104024" }, { "id": "F06", "severity": "high", "principleId": "be-fast-and-stable", "principleCheckId": "good-core-web-vitals", "guidanceId": "performance", "guidanceCategory": "modern-web", "confidence": "high", "summary": "Largest Contentful Paint is outside the good range.", "evidence": "The raw-CDP trace measured LCP 3.85s; Lighthouse’s redirected mobile condition measured 5.7s. Both exceed the 2.5s good threshold.", "suggestedFix": "Prioritise the LCP element, reduce critical dependency chains and defer non-essential storefront and marketing work.", "artifacts": [ "evidence/home-trace-summary.json", "evidence/lighthouse-home.json" ], "effort": "large", "pathId": "home", "url": "https://www.trendyol.com" }, { "id": "F07", "severity": "high", "principleId": "be-fast-and-stable", "principleCheckId": "efficient-main-thread", "guidanceId": "break-up-long-tasks", "guidanceCategory": "modern-web", "confidence": "high", "summary": "The listing template performs repeated long main-thread tasks.", "evidence": "Category mobile layout observation recorded eight long tasks, including 326ms and three 260ms tasks.", "suggestedFix": "Profile the listing work, split long tasks, defer below-fold widgets, and schedule non-urgent work by priority.", "artifacts": [ "evidence/category-layout-mobile.json" ], "effort": "large", "pathId": "category", "url": "https://www.trendyol.com/elektronik-x-c104024" }, { "id": "F08", "severity": "high", "principleId": "be-fast-and-stable", "principleCheckId": "efficient-resource-delivery", "guidanceId": "optimize-preload-priority", "guidanceCategory": "modern-web", "confidence": "high", "summary": "The initial network is heavy and includes a broad render-blocking stylesheet set.", "evidence": "HAR captured 237 requests and 4.41MB transferred, including 14 stylesheets and nine parser-inserted VeryHigh-priority stylesheet candidates confirmed in the document head.", "suggestedFix": "Inline only critical CSS, defer template CSS not needed above the fold, rationalise preloads/preconnects, and preserve effective caching.", "artifacts": [ "evidence/home.har", "evidence/home-summary.json" ], "effort": "large", "pathId": "home", "url": "https://www.trendyol.com" }, { "id": "F09", "severity": "high", "principleId": "be-fast-and-stable", "principleCheckId": "trim-unused-and-duplicate-code", "guidanceId": "identify-heavy-scripts", "guidanceCategory": "modern-web", "confidence": "high", "summary": "Third-party and application scripts dominate the load.", "evidence": "HAR recorded 45 scripts and 2.05MB script transfer; GTM, Google Ads, the widget list bundle, navigation and TikTok were among the largest files.", "suggestedFix": "Remove duplicate tags and unused bundles, conditionally load marketing code after consent/need, and split storefront widgets by visibility.", "artifacts": [ "evidence/home-summary.json", "evidence/home.har" ], "effort": "large", "pathId": "home", "url": "https://www.trendyol.com" }, { "id": "F10", "severity": "high", "principleId": "be-inclusive", "principleCheckId": "names-roles-labels", "guidanceId": "accessibility", "guidanceCategory": "modern-web", "confidence": "high", "summary": "Many interactive and image elements lack accessible text alternatives.", "evidence": "The home probe counted 7 unnamed buttons and 318 anchors without discernible text; the images primitive found 38 images without alt attributes.", "suggestedFix": "Give every control an accessible name, make icon links descriptive, and add meaningful alt text or empty alt for decoration.", "artifacts": [ "evidence/home-probes.json", "evidence/home-images.json" ], "effort": "large", "pathId": "home", "url": "https://www.trendyol.com" }, { "id": "F11", "severity": "high", "principleId": "be-inclusive", "principleCheckId": "sufficient-contrast", "guidanceId": "accessibility", "guidanceCategory": "modern-web", "confidence": "high", "summary": "Consent actions fail minimum text contrast.", "evidence": "Lighthouse measured 2.78:1 for white text on the orange Accept and Reject consent buttons, below 4.5:1.", "suggestedFix": "Darken the orange or use dark text so normal-size button labels reach at least 4.5:1 in every state.", "artifacts": [ "evidence/lighthouse-home.json", "evidence/home-desktop.png" ], "effort": "small", "pathId": "home", "url": "https://www.trendyol.com" }, { "id": "F12", "severity": "high", "principleId": "be-inclusive", "principleCheckId": "structure-and-focus", "guidanceId": "accessibility", "guidanceCategory": "modern-web", "confidence": "high", "summary": "Heading/landmark structure and visible focus are inconsistent.", "evidence": "The homepage has no h1, begins with h3 before h2, exposes no nav landmark in the DOM probe, and the focused first link has no outline or shadow.", "suggestedFix": "Add one descriptive h1, use ordered headings and nav landmarks, and implement persistent :focus-visible styling.", "artifacts": [ "evidence/home-probes.json", "evidence/home-dom.json" ], "effort": "medium", "pathId": "home", "url": "https://www.trendyol.com" }, { "id": "F13", "severity": "high", "principleId": "be-inclusive", "principleCheckId": "zoom-reflow-targets-and-media", "guidanceId": "fluid-scaling", "guidanceCategory": "modern-web", "confidence": "high", "summary": "Reflow and target sizing do not remain usable at a narrow viewport.", "evidence": "The 360px category view overflows by 120px and the probe counted 1,187 rendered interactive elements below 24px in at least one dimension.", "suggestedFix": "Fix reflow without horizontal scrolling and size controls to provide comfortable touch targets without disabling zoom.", "artifacts": [ "evidence/category-layout-mobile.json", "evidence/category-probes.json" ], "effort": "large", "pathId": "category", "url": "https://www.trendyol.com/elektronik-x-c104024" }, { "id": "F17", "severity": "high", "principleId": "be-private-and-secure", "principleCheckId": "secure-transport-and-headers", "guidanceId": "security", "guidanceCategory": "modern-web", "confidence": "high", "summary": "Cookie and CSP policy leave avoidable security gaps.", "evidence": "CSP permits unsafe-inline and unsafe-eval; 18 of 21 cookies were flagged insecure by the cookie primitive, including analytics cookies without Secure and SameSite=None.", "suggestedFix": "Move to nonce/hash-based CSP, remove unsafe-eval, and set Secure with an intentional SameSite policy on all cookies.", "artifacts": [ "evidence/home-headers.json", "evidence/home-cookies.json" ], "effort": "large", "pathId": "home", "url": "https://www.trendyol.com" }, { "id": "F18", "severity": "high", "principleId": "be-private-and-secure", "principleCheckId": "data-minimisation-and-third-parties", "guidanceId": "privacy", "guidanceCategory": "modern-web", "confidence": "high", "summary": "Tracking and third-party transfer are disproportionate before a consent choice.", "evidence": "The load contacted 19 third-party origins and known DoubleClick/GTM/Google Ads trackers; HAR attributed 4.28MB of 4.41MB to non-main origins.", "suggestedFix": "Default optional analytics/advertising off until consent, consolidate vendors, batch essential telemetry and enforce a third-party byte/request budget.", "artifacts": [ "evidence/home-trackers.json", "evidence/home-summary.json" ], "effort": "large", "pathId": "home", "url": "https://www.trendyol.com" }, { "id": "F22", "severity": "high", "principleId": "be-resilient", "principleCheckId": "network-and-http-failure-states", "guidanceId": "persistent-toast-notifications", "guidanceCategory": "modern-web", "confidence": "high", "summary": "A representative search request falls through to a generic security block page.", "evidence": "The /sr?q=laptop path produced “Sorry, you have been blocked” instead of results or a storefront recovery state, with no in-product retry/navigation.", "suggestedFix": "Tune edge rules for legitimate search URLs and return a branded, accessible recovery page with retry, support and safe navigation.", "artifacts": [ "evidence/search-mobile.png" ], "effort": "medium", "pathId": "search", "url": "https://www.trendyol.com/sr?q=laptop" }, { "id": "F23", "severity": "high", "principleId": "be-sustainable", "principleCheckId": "optimised-assets", "guidanceId": "deliver-optimized-decorative-images", "guidanceCategory": "modern-web", "confidence": "high", "summary": "Image delivery wastes bytes and misses responsive formats.", "evidence": "The image audit found 19 oversized and 64 legacy-format images; a 68px “Yemek” icon downloads a 400px 436KB GIF, the largest individual HAR resource.", "suggestedFix": "Replace animated GIF with efficient video/animated WebP where appropriate and serve responsive AVIF/WebP at display resolution.", "artifacts": [ "evidence/home-images.json", "evidence/home-summary.json" ], "effort": "medium", "pathId": "home", "url": "https://www.trendyol.com" }, { "id": "F24", "severity": "high", "principleId": "be-sustainable", "principleCheckId": "no-wasteful-work", "guidanceId": "deprioritize-background-fetches", "guidanceCategory": "modern-web", "confidence": "high", "summary": "Substantial marketing/background work runs during the first load.", "evidence": "The first load makes 237 requests; GTM, Google Ads, TikTok, DoubleClick and Adform execute before the user selects a consent preference.", "suggestedFix": "Gate optional work behind consent and user intent, batch telemetry, and defer background fetches until the page is idle or visible.", "artifacts": [ "evidence/home.har", "evidence/home-trackers.json" ], "effort": "large", "pathId": "home", "url": "https://www.trendyol.com" }, { "id": "F25", "severity": "high", "principleId": "be-sustainable", "principleCheckId": "third-party-and-media-budget", "guidanceId": "efficient-background-processing", "guidanceCategory": "modern-web", "confidence": "high", "summary": "Third-party media/script cost lacks a tight first-load budget.", "evidence": "HAR reports 234 third-party-origin requests and 4.28MB third-party transfer, including 2.05MB scripts and 1.77MB images.", "suggestedFix": "Set enforceable per-template budgets for scripts, images, fonts and vendors; lazy-load lower-value media and remove low-value tags.", "artifacts": [ "evidence/home-summary.json" ], "effort": "large", "pathId": "home", "url": "https://www.trendyol.com" }, { "id": "F01", "severity": "medium", "principleId": "respect-user-preferences", "principleCheckId": "respects-color-scheme", "guidanceId": "dark-mode", "guidanceCategory": "modern-web", "confidence": "high", "summary": "The storefront ignores the user’s dark color-scheme preference.", "evidence": "The dark/reduced-motion screenshot remains a light #fafafa storefront, and the computed probe reports color-scheme: normal with body background rgb(250,250,250).", "suggestedFix": "Declare color-scheme: light dark and retint surfaces, text, controls, imagery and browser chrome with prefers-color-scheme or light-dark().", "artifacts": [ "evidence/home-dark-reduced.png", "evidence/home-probes.json" ], "effort": "medium", "pathId": "home", "url": "https://www.trendyol.com" }, { "id": "F04", "severity": "medium", "principleId": "adapt-to-the-form-factor", "principleCheckId": "component-level-responsiveness", "guidanceId": "size-aware-styling", "guidanceCategory": "modern-web", "confidence": "medium", "summary": "Reusable commerce components do not expose component-level responsive rules.", "evidence": "A live stylesheet probe found 0 @container rules while the category template overflowed by 120px at 360px.", "suggestedFix": "Give reusable cards, filters and navigation components containment and adapt them with @container instead of relying only on page-wide breakpoints.", "artifacts": [ "evidence/i18n-css-probes.json", "evidence/category-layout-mobile.json" ], "effort": "large", "pathId": "category", "url": "https://www.trendyol.com/elektronik-x-c104024" }, { "id": "F14", "severity": "medium", "principleId": "follow-best-practices", "principleCheckId": "no-console-errors", "guidanceId": "html", "guidanceCategory": "modern-web", "confidence": "high", "summary": "The storefront emits failed requests and browser errors during load.", "evidence": "HAR observed ten HTTP 403 responses in storefront modal, similar-product and social-proof requests; Lighthouse also logged a 400 console network error in its redirected run.", "suggestedFix": "Fix request eligibility and error handling so expected denials are not issued as failed browser requests; eliminate genuine console errors.", "artifacts": [ "evidence/home-summary.json", "evidence/lighthouse-home-summary.json" ], "effort": "medium", "pathId": "home", "url": "https://www.trendyol.com" }, { "id": "F15", "severity": "medium", "principleId": "follow-best-practices", "principleCheckId": "sound-document-and-assets", "guidanceId": "html", "guidanceCategory": "modern-web", "confidence": "high", "summary": "Image markup omits intrinsic sizing and often sends non-responsive legacy assets.", "evidence": "The image audit found 99 of 100 images without width/height, 35 without srcset, 64 legacy-format assets and 19 oversized images.", "suggestedFix": "Emit intrinsic width/height or aspect-ratio, responsive srcset/sizes and modern formats from the image CDN.", "artifacts": [ "evidence/home-images.json" ], "effort": "large", "pathId": "home", "url": "https://www.trendyol.com" }, { "id": "F16", "severity": "medium", "principleId": "be-discoverable", "principleCheckId": "canonical-and-indexing-signals", "guidanceId": "html", "guidanceCategory": "modern-web", "confidence": "high", "summary": "The conventional sitemap endpoint is missing.", "evidence": "robots.txt returned 200, but /sitemap.xml returned HTTP 404. Canonicals and hreflang were otherwise present on representative pages.", "suggestedFix": "Publish a sitemap index, reference it from robots.txt, and keep canonical/hreflang entries consistent across storefront locales.", "artifacts": [ "evidence/robots-sitemap.txt", "evidence/i18n-css-probes.json" ], "effort": "medium", "pathId": "home", "url": "https://www.trendyol.com" }, { "id": "F19", "severity": "medium", "principleId": "be-private-and-secure", "principleCheckId": "in-context-permissions-and-modern-auth", "guidanceId": "passkeys", "guidanceCategory": "modern-web", "confidence": "high", "summary": "The sign-in surface offers password/federated login but no passkey path.", "evidence": "The login DOM contains username/current-password autocomplete and Google/Facebook buttons; the page contains no PublicKeyCredential/passkey signal.", "suggestedFix": "Add conditional WebAuthn/passkey authentication and registration while retaining accessible recovery options.", "artifacts": [ "evidence/login-probes.json", "evidence/login-desktop.png" ], "effort": "large", "pathId": "login", "url": "https://www.trendyol.com/giris" }, { "id": "F20", "severity": "medium", "principleId": "be-private-and-secure", "principleCheckId": "defensive-browser-policies", "guidanceId": "security", "guidanceCategory": "modern-web", "confidence": "high", "summary": "Defensive response policies are incomplete.", "evidence": "The header primitive found no Permissions-Policy and a CSP weakened by unsafe-inline/unsafe-eval. Clickjacking is covered by frame-ancestors and HSTS/nosniff are present.", "suggestedFix": "Define a least-privilege Permissions-Policy and harden CSP with nonces/hashes and Trusted Types where applicable.", "artifacts": [ "evidence/home-headers.json" ], "effort": "medium", "pathId": "home", "url": "https://www.trendyol.com" }, { "id": "F21", "severity": "medium", "principleId": "be-resilient", "principleCheckId": "offline-and-installable", "guidanceId": "stabilize-reactive-state", "guidanceCategory": "modern-web", "confidence": "high", "summary": "The app-like storefront does not advertise an install manifest or verified offline fallback.", "evidence": "The probe confirms serviceWorker support in the browser but found no link rel=manifest; the site identifies itself as mobile-web-app-capable.", "suggestedFix": "Ship a valid web app manifest and verify a useful offline fallback for product/listing shells and saved state.", "artifacts": [ "evidence/home-probes.json" ], "effort": "medium", "pathId": "home", "url": "https://www.trendyol.com" }, { "id": "F26", "severity": "low", "principleId": "be-agent-ready", "principleCheckId": "structured-agent-capabilities", "guidanceId": "webmcp", "guidanceCategory": "modern-web", "confidence": "medium", "summary": "The commerce flows expose rich metadata but no structured agent tools.", "evidence": "Product JSON-LD accurately describes price and availability, while the home probe found no WebMCP/model-context registration.", "suggestedFix": "For opted-in commerce use cases, expose narrowly scoped, confirmable agent tools for search, cart and order-state actions.", "artifacts": [ "evidence/product-metadata.json", "evidence/home-probes.json" ], "effort": "large", "pathId": "product", "url": "https://www.trendyol.com/north-bayou/nb-f80-17-30-lcd-led-monitor-tutucu-kol-amortisorlu-vesa-monitor-standi-p-104372513?boutiqueId=61&merchantId=162701" } ], "taskList": [ { "id": "T01", "title": "Use a compact, non-obscuring consent surface with equally clear accept/reject choices; reserve modal treatment for user-requested settings", "priority": 1, "findingIds": [ "F02" ], "guidanceId": "light-dismiss-a-dialog", "status": "open" }, { "id": "T02", "title": "Replace fixed/minimum desktop widths with intrinsic fluid sizing, constrain children with min-width:0/max-width:100%, and verify every template at 360px", "priority": 2, "findingIds": [ "F03" ], "guidanceId": "fluid-scaling", "status": "open" }, { "id": "T03", "title": "Add a high-contrast :focus-visible treatment and enlarge compact hit areas to at least the applicable WCAG target-size baseline", "priority": 3, "findingIds": [ "F05" ], "guidanceId": "accessibility", "status": "open" }, { "id": "T04", "title": "Prioritise the LCP element, reduce critical dependency chains and defer non-essential storefront and marketing work", "priority": 4, "findingIds": [ "F06" ], "guidanceId": "performance", "status": "open" }, { "id": "T05", "title": "Profile the listing work, split long tasks, defer below-fold widgets, and schedule non-urgent work by priority", "priority": 5, "findingIds": [ "F07" ], "guidanceId": "break-up-long-tasks", "status": "open" }, { "id": "T06", "title": "Inline only critical CSS, defer template CSS not needed above the fold, rationalise preloads/preconnects, and preserve effective caching", "priority": 6, "findingIds": [ "F08" ], "guidanceId": "optimize-preload-priority", "status": "open" }, { "id": "T07", "title": "Remove duplicate tags and unused bundles, conditionally load marketing code after consent/need, and split storefront widgets by visibility", "priority": 7, "findingIds": [ "F09" ], "guidanceId": "identify-heavy-scripts", "status": "open" }, { "id": "T08", "title": "Give every control an accessible name, make icon links descriptive, and add meaningful alt text or empty alt for decoration", "priority": 8, "findingIds": [ "F10" ], "guidanceId": "accessibility", "status": "open" }, { "id": "T09", "title": "Darken the orange or use dark text so normal-size button labels reach at least 4", "priority": 9, "findingIds": [ "F11" ], "guidanceId": "accessibility", "status": "open" }, { "id": "T10", "title": "Add one descriptive h1, use ordered headings and nav landmarks, and implement persistent :focus-visible styling", "priority": 10, "findingIds": [ "F12" ], "guidanceId": "accessibility", "status": "open" }, { "id": "T11", "title": "Fix reflow without horizontal scrolling and size controls to provide comfortable touch targets without disabling zoom", "priority": 11, "findingIds": [ "F13" ], "guidanceId": "fluid-scaling", "status": "open" }, { "id": "T12", "title": "Move to nonce/hash-based CSP, remove unsafe-eval, and set Secure with an intentional SameSite policy on all cookies", "priority": 12, "findingIds": [ "F17" ], "guidanceId": "security", "status": "open" }, { "id": "T13", "title": "Default optional analytics/advertising off until consent, consolidate vendors, batch essential telemetry and enforce a third-party byte/request budget", "priority": 13, "findingIds": [ "F18" ], "guidanceId": "privacy", "status": "open" }, { "id": "T14", "title": "Tune edge rules for legitimate search URLs and return a branded, accessible recovery page with retry, support and safe navigation", "priority": 14, "findingIds": [ "F22" ], "guidanceId": "persistent-toast-notifications", "status": "open" }, { "id": "T15", "title": "Replace animated GIF with efficient video/animated WebP where appropriate and serve responsive AVIF/WebP at display resolution", "priority": 15, "findingIds": [ "F23" ], "guidanceId": "deliver-optimized-decorative-images", "status": "open" }, { "id": "T16", "title": "Gate optional work behind consent and user intent, batch telemetry, and defer background fetches until the page is idle or visible", "priority": 16, "findingIds": [ "F24" ], "guidanceId": "deprioritize-background-fetches", "status": "open" }, { "id": "T17", "title": "Set enforceable per-template budgets for scripts, images, fonts and vendors; lazy-load lower-value media and remove low-value tags", "priority": 17, "findingIds": [ "F25" ], "guidanceId": "efficient-background-processing", "status": "open" }, { "id": "T18", "title": "Declare color-scheme: light dark and retint surfaces, text, controls, imagery and browser chrome with prefers-color-scheme or light-dark()", "priority": 18, "findingIds": [ "F01" ], "guidanceId": "dark-mode", "status": "open" }, { "id": "T19", "title": "Give reusable cards, filters and navigation components containment and adapt them with @container instead of relying only on page-wide breakpoints", "priority": 19, "findingIds": [ "F04" ], "guidanceId": "size-aware-styling", "status": "open" }, { "id": "T20", "title": "Fix request eligibility and error handling so expected denials are not issued as failed browser requests; eliminate genuine console errors", "priority": 20, "findingIds": [ "F14" ], "guidanceId": "html", "status": "open" }, { "id": "T21", "title": "Emit intrinsic width/height or aspect-ratio, responsive srcset/sizes and modern formats from the image CDN", "priority": 21, "findingIds": [ "F15" ], "guidanceId": "html", "status": "open" }, { "id": "T22", "title": "Publish a sitemap index, reference it from robots", "priority": 22, "findingIds": [ "F16" ], "guidanceId": "html", "status": "open" }, { "id": "T23", "title": "Add conditional WebAuthn/passkey authentication and registration while retaining accessible recovery options", "priority": 23, "findingIds": [ "F19" ], "guidanceId": "passkeys", "status": "open" }, { "id": "T24", "title": "Define a least-privilege Permissions-Policy and harden CSP with nonces/hashes and Trusted Types where applicable", "priority": 24, "findingIds": [ "F20" ], "guidanceId": "security", "status": "open" }, { "id": "T25", "title": "Ship a valid web app manifest and verify a useful offline fallback for product/listing shells and saved state", "priority": 25, "findingIds": [ "F21" ], "guidanceId": "stabilize-reactive-state", "status": "open" }, { "id": "T26", "title": "For opted-in commerce use cases, expose narrowly scoped, confirmable agent tools for search, cart and order-state actions", "priority": 26, "findingIds": [ "F26" ], "guidanceId": "webmcp", "status": "open" } ], "budget": { "wallClockSeconds": 1500, "pathCount": 5, "auditPasses": 1 }, "agent": "pi", "runId": "2026-07-22T03-42-02-666Z" }