{
  "purpose": "Prevent recurring brand-manual design defects",
  "checks": [
    {
      "issue": "Rule compliance concealed weak whole-page composition",
      "rule": "Judge rendered scroll sequences separately from token and behavior compliance",
      "check": "Capture desktop and phone viewport slices; inspect gaps, paired columns, case-study evidence and the close before scoring"
    },
    {
      "issue": "Mobile diagrams appeared before the reader knew their purpose",
      "rule": "Put context before long figures in visual and source order",
      "check": "At phone width the section heading appears before the diagram; text remains legible without sideways scrolling"
    },
    {
      "issue": "Sparse paired columns, decorative offsets and an oversized close created dead space",
      "rule": "Align comparable blocks, compose metrics with their story and size the close to its content",
      "check": "Review complete viewports; no stranded evidence, unexplained progress boxes or persistent prototype controls"
    },
    {
      "issue": "Width-sized hero overflowed an ordinary laptop screen",
      "rule": "Budget the complete first screen against the available viewport height",
      "check": "At 1366×768, 1440×900, 1920×1080 and phone portrait/landscape, the whole headline, CTA and down arrow are visible; enlarged text remains reachable without clipping"
    },
    {
      "issue": "Scroll narratives lacked an explicit keyboard convention",
      "rule": "Preserve native reading keys and provide optional focused section shortcuts",
      "check": "Alt + Up/Down moves between sections; Tab reaches content; controls retain their keys; long sections stay readable and reduced motion is instant"
    },
    {
      "issue": "Mobile downloads lost file formats and evidence labels collided with amounts",
      "rule": "Preserve essential metadata at every breakpoint and separate labels from their evidence",
      "check": "Download format is visible on mobile; labels and linked amounts have distinct lines"
    },
    {
      "issue": "Rules were illustrated with slogans rather than evidence",
      "rule": "Demonstrate the rule with real product captures and explicitly labeled sample records",
      "check": "Linked amounts match source references; cropped captures remain inspectable at full size"
    },
    {
      "issue": "Motion could only be watched repeatedly",
      "rule": "Provide pause, replay and a static reduced-motion specimen",
      "check": "Pause freezes the specimen, replay restarts it and reduced motion never animates"
    },
    {
      "issue": "Similar asset names obscured which lockup to download",
      "rule": "Name downloads by composition: wordmark, mark + wordmark, product and size",
      "check": "A reader can select the correct asset without opening several files"
    },
    {
      "issue": "Chapter titles competed with the cover",
      "rule": "Title > section > specimen label; the actual specimen may be large",
      "check": "Compare computed sizes and a screenshot with adjacent heading levels"
    },
    {
      "issue": "Tiny type samples floated in tall empty panels",
      "rule": "Specimen scale must survive the CSS cascade; spacing follows the content",
      "check": "Inspect rendered Sans and Mono samples, not only stylesheet values"
    },
    {
      "issue": "Dropdown navigation hid destinations and felt detached",
      "rule": "Use a quiet desktop index with current location; a full-screen mobile contents panel",
      "check": "Open, select, close and keyboard-navigate on desktop and narrow screens"
    },
    {
      "issue": "Repeated frames competed with the demonstrated interface",
      "rule": "Frame the object only where meaningful; pair comparisons with a shared row rule",
      "check": "Remove borders that do not express a relationship"
    },
    {
      "issue": "Readers could miss that the first screen scrolls",
      "rule": "Provide an opening down arrow, sticky orientation and gentle section snapping",
      "check": "Arrow works; long sections remain reachable; sticky headers never cover anchored content"
    },
    {
      "issue": "Marketing pacing became either dense text or empty bands",
      "rule": "One main thought plus useful evidence at a time; concise copy without dead space",
      "check": "Review whole viewports, not isolated components"
    },
    {
      "issue": "Desktop review alone missed mobile composition",
      "rule": "Verify 375, 390 and 430px widths, landscape and reduced motion",
      "check": "No page overflow, clipped text, inaccessible links or touch targets below 44px"
    }
  ]
}