nextjs-app/__tests__/components/CompareOfsted.test.tsx

@@ -95,4 +95,12 @@ describe('CompareOfsted', () => {
     expect(links).toHaveLength(3);
     expect(links[0]).toHaveAttribute('href', 'https://reports.ofsted.gov.uk/provider/21/1');
   });
+
+  it('renders a per-measure mobile tag with the short school name', () => {
+    render(<CompareOfsted schools={schools} data={data} />);
+    // Each measure repeats the schools, so the short name ("Graded" from
+    // "Graded School") appears once per measure (4) via the cell tag.
+    expect(screen.getAllByText('Graded').length).toBe(4);
+    expect(screen.getAllByText('Card').length).toBe(4);
+  });
 });

nextjs-app/__tests__/lib/utils.test.ts

@@ -10,6 +10,7 @@ import {
   debounce,
   buildOfstedListBadge,
   metricKind,
+  shortName,
   computeYBounds,
 } from '@/lib/utils';
 
@@ -223,3 +224,17 @@ describe('isProposedToClose', () => {
     expect(isProposedToClose({})).toBe(false);
   });
 });
+
+describe('shortName', () => {
+  it('drops the trailing establishment-type words', () => {
+    expect(shortName('Barclay Primary School')).toBe('Barclay');
+    expect(shortName('Elmhurst Primary School')).toBe('Elmhurst');
+    expect(shortName("St Mary's Catholic Primary School")).toBe("St Mary's");
+    expect(shortName('Riverside Community Junior School')).toBe('Riverside');
+  });
+
+  it('keeps a name that carries no type suffix, capping very long ones', () => {
+    expect(shortName('Beaver Road')).toBe('Beaver Road');
+    expect(shortName('A'.repeat(30), 10)).toBe('AAAAAAAAA…');
+  });
+});

nextjs-app/components/ComparisonView.module.css

@@ -132,6 +132,11 @@
   color: var(--accent-coral-dark, #b04a2e);
 }
 
+/* Full name on desktop, short name on the compact mobile pills. */
+.chipNameShort {
+  display: none;
+}
+
 .chipMeta {
   display: block;
   font-size: 0.78rem;
@@ -163,3 +168,40 @@
   padding-top: 1rem;
   max-width: 75ch;
 }
+
+/* Mobile: the sticky school bar becomes compact, horizontally-scrollable
+   pills with short names (matching the mobile mockup) instead of full-width
+   cards whose names wrap to several lines. */
+@media (max-width: 640px) {
+  .schoolChip {
+    flex: 0 0 auto;
+    min-width: 0;
+    border-top-width: 2px;
+    border-radius: 999px;
+    padding: 0.35rem 0.7rem;
+    box-shadow: none;
+  }
+
+  .chipName {
+    font-size: 0.85rem;
+    white-space: nowrap;
+  }
+
+  .chipNameFull {
+    display: none;
+  }
+
+  .chipNameShort {
+    display: inline;
+  }
+
+  .chipMeta {
+    display: none;
+  }
+
+  .chipRemove {
+    width: 18px;
+    height: 18px;
+    font-size: 0.75rem;
+  }
+}

nextjs-app/components/ComparisonView.tsx

@@ -28,7 +28,7 @@ import type {
   NationalAverages,
   School,
 } from '@/lib/types';
-import { CHART_COLORS, schoolUrl } from '@/lib/utils';
+import { CHART_COLORS, schoolUrl, shortName } from '@/lib/utils';
 import { fetchComparison } from '@/lib/api';
 import { track } from '@/lib/analytics';
 import styles from './ComparisonView.module.css';
@@ -349,7 +349,8 @@ export function ComparisonView({
                 />
                 <span className={styles.chipText}>
                   <a className={styles.chipName} href={schoolUrl(school.urn, school.school_name)}>
-                    {school.school_name}
+                    <span className={styles.chipNameFull}>{school.school_name}</span>
+                    <span className={styles.chipNameShort}>{shortName(school.school_name)}</span>
                   </a>
                   <span className={styles.chipMeta}>
                     {[school.local_authority, school.school_type].filter(Boolean).join(' · ')}

nextjs-app/components/compare/CompareAdmissions.tsx

@@ -10,7 +10,7 @@
 import { summariseAdmissions } from '@/lib/compareLogic';
 import type { ComparisonData, School } from '@/lib/types';
 import { CHART_COLORS } from '@/lib/utils';
-import { Cell, Chip, RowLabel, Section, SectionGrid, sectionStyles as s } from './sectionShared';
+import { Cell, Chip, Measure, Section, SectionGrid, sectionStyles as s } from './sectionShared';
 
 export function CompareAdmissions({
   schools,
@@ -49,9 +49,10 @@ export function CompareAdmissions({
       }
     >
       <SectionGrid schools={schools}>
-        <RowLabel tip="How many application forms named the school at any preference rank — not the number of families competing head-to-head for a place.">
-          Interest in the school
-        </RowLabel>
+        <Measure
+          tip="How many application forms named the school at any preference rank — not the number of families competing head-to-head for a place."
+          label="Interest in the school"
+        >
         {schools.map((school, i) => {
           const a = rows[i];
           return (
@@ -68,7 +69,9 @@ export function CompareAdmissions({
           );
         })}
 
-        <RowLabel>First-choice families offered a place</RowLabel>
+        </Measure>
+
+        <Measure label="First-choice families offered a place">
         {schools.map((school, i) => {
           const summary = summariseAdmissions(rows[i]);
           return (
@@ -95,7 +98,9 @@ export function CompareAdmissions({
           );
         })}
 
-        <RowLabel>What this means</RowLabel>
+        </Measure>
+
+        <Measure label="What this means">
         {schools.map((school, i) => {
           const a = rows[i];
           const summary = summariseAdmissions(a);
@@ -118,6 +123,7 @@ export function CompareAdmissions({
             </Cell>
           );
         })}
+        </Measure>
       </SectionGrid>
     </Section>
   );

nextjs-app/components/compare/CompareAtAGlance.tsx

@@ -15,7 +15,7 @@ import {
   type ReportCardSummary,
 } from '@/lib/compareLogic';
 import type { Benchmarks, ComparisonData, NationalAverages, School } from '@/lib/types';
-import { Cell, Chip, RowLabel, Section, SectionGrid, sectionStyles as s } from './sectionShared';
+import { Cell, Chip, Measure, Section, SectionGrid, sectionStyles as s } from './sectionShared';
 
 function ReportCardChips({ summary }: { summary: ReportCardSummary }) {
   return (
@@ -69,7 +69,7 @@ export function CompareAtAGlance({
   return (
     <Section title="At a glance" how="The short version — each row below is explained in its own section further down.">
       <SectionGrid schools={schools}>
-        <RowLabel>Latest Ofsted inspection</RowLabel>
+        <Measure label="Latest Ofsted inspection">
         {schools.map((school, i) => {
           const display = ofstedDisplay(data[String(school.urn)]?.ofsted);
           return (
@@ -87,16 +87,16 @@ export function CompareAtAGlance({
             </Cell>
           );
         })}
+        </Measure>
 
-        <RowLabel
+        <Measure
           tip={
             isSecondary
               ? 'Average Attainment 8 score across GCSE subjects (latest year).'
               : '% of Year 6 pupils reaching the expected standard in reading, writing and maths (latest year).'
           }
+          label={isSecondary ? 'Attainment 8 score' : 'Children reaching the expected standard'}
         >
-          {isSecondary ? 'Attainment 8 score' : 'Children reaching the expected standard'}
-        </RowLabel>
         {schools.map((school, i) => {
           const value = headlineValues[i];
           return (
@@ -131,8 +131,9 @@ export function CompareAtAGlance({
             </Cell>
           );
         })}
+        </Measure>
 
-        <RowLabel>Getting a place</RowLabel>
+        <Measure label="Getting a place">
         {schools.map((school, i) => {
           const summary = summariseAdmissions(data[String(school.urn)]?.admissions);
           return (
@@ -148,8 +149,9 @@ export function CompareAtAGlance({
             </Cell>
           );
         })}
+        </Measure>
 
-        <RowLabel>Size</RowLabel>
+        <Measure label="Size">
         {schools.map((school, i) => {
           const census = data[String(school.urn)]?.census;
           const pupils = census?.total_pupils ?? school.total_pupils ?? null;
@@ -174,6 +176,7 @@ export function CompareAtAGlance({
             </Cell>
           );
         })}
+        </Measure>
       </SectionGrid>
     </Section>
   );

nextjs-app/components/compare/CompareCommunity.tsx

@@ -9,7 +9,7 @@
 
 import { verdict } from '@/lib/compareLogic';
 import type { Benchmarks, ComparisonData, School } from '@/lib/types';
-import { Cell, Chip, RowLabel, Section, SectionGrid, sectionStyles as s } from './sectionShared';
+import { Cell, Chip, Measure, Section, SectionGrid, sectionStyles as s } from './sectionShared';
 
 function pctSplit(part: number | null | undefined, total: number | null | undefined): string | null {
   if (part == null || total == null || total === 0) return null;
@@ -48,7 +48,7 @@ export function CompareCommunity({
       how="The school's community, from the latest school census. State-school averages are computed from our dataset and shown for context — there's no “right” number here."
     >
       <SectionGrid schools={schools}>
-        <RowLabel>Pupils on roll</RowLabel>
+        <Measure label="Pupils on roll">
         {schools.map((school, i) => {
           const info = data[String(school.urn)]?.school_info as (School & { gias_total_pupils?: number | null; capacity?: number | null }) | undefined;
           const census = data[String(school.urn)]?.census;
@@ -74,8 +74,9 @@ export function CompareCommunity({
             </Cell>
           );
         })}
+        </Measure>
 
-        <RowLabel>Girls / boys</RowLabel>
+        <Measure label="Girls / boys">
         {schools.map((school, i) => {
           const census = data[String(school.urn)]?.census;
           const girls = pctSplit(census?.female_pupils, census?.total_pupils);
@@ -86,10 +87,12 @@ export function CompareCommunity({
             </Cell>
           );
         })}
+        </Measure>
 
-        <RowLabel tip="% of pupils eligible for free school meals — a common measure of how many pupils come from lower-income families. Benchmark computed across state schools in our dataset.">
-          Free school meals
-        </RowLabel>
+        <Measure
+          tip="% of pupils eligible for free school meals — a common measure of how many pupils come from lower-income families. Benchmark computed across state schools in our dataset."
+          label="Free school meals"
+        >
         {schools.map((school, i) => {
           const fsm = data[String(school.urn)]?.census?.fsm_pct ?? null;
           return (
@@ -104,10 +107,12 @@ export function CompareCommunity({
             </Cell>
           );
         })}
+        </Measure>
 
-        <RowLabel tip="% of pupils whose first language is known or believed to be other than English. State-school average computed from our dataset.">
-          English as an additional language
-        </RowLabel>
+        <Measure
+          tip="% of pupils whose first language is known or believed to be other than English. State-school average computed from our dataset."
+          label="English as an additional language"
+        >
         {schools.map((school, i) => {
           const eal = data[String(school.urn)]?.census?.eal_pct ?? null;
           return (
@@ -116,10 +121,12 @@ export function CompareCommunity({
             </Cell>
           );
         })}
+        </Measure>
 
-        <RowLabel tip="% of pupils receiving SEN support (not including EHC plans). A high figure can mean the school hosts specialist provision — often a strength, not a warning sign. State-school average computed from our dataset.">
-          Extra learning support (SEN)
-        </RowLabel>
+        <Measure
+          tip="% of pupils receiving SEN support (not including EHC plans). A high figure can mean the school hosts specialist provision — often a strength, not a warning sign. State-school average computed from our dataset."
+          label="Extra learning support (SEN)"
+        >
         {schools.map((school, i) => {
           const rows = data[String(school.urn)]?.yearly_data ?? [];
           let sen: number | null = null;
@@ -143,8 +150,9 @@ export function CompareCommunity({
             </Cell>
           );
         })}
+        </Measure>
 
-        <RowLabel>Faith character</RowLabel>
+        <Measure label="Faith character">
         {schools.map((school, i) => {
           const info = data[String(school.urn)]?.school_info;
           const faith = info?.religious_denomination;
@@ -155,8 +163,9 @@ export function CompareCommunity({
             </Cell>
           );
         })}
+        </Measure>
 
-        <RowLabel>Ages</RowLabel>
+        <Measure label="Ages">
         {schools.map((school, i) => {
           const info = data[String(school.urn)]?.school_info;
           return (
@@ -165,8 +174,9 @@ export function CompareCommunity({
             </Cell>
           );
         })}
+        </Measure>
 
-        <RowLabel>Run by</RowLabel>
+        <Measure label="Run by">
         {schools.map((school, i) => {
           const info = data[String(school.urn)]?.school_info;
           const trust = info?.trust_name;
@@ -177,6 +187,7 @@ export function CompareCommunity({
             </Cell>
           );
         })}
+        </Measure>
       </SectionGrid>
     </Section>
   );

nextjs-app/components/compare/CompareOfsted.tsx

@@ -13,7 +13,7 @@ import {
   type OfstedDisplay,
 } from '@/lib/compareLogic';
 import type { ComparisonData, OfstedInspection, School } from '@/lib/types';
-import { Cell, Chip, RowLabel, Section, SectionGrid, sectionStyles as s } from './sectionShared';
+import { Cell, Chip, Measure, Section, SectionGrid, sectionStyles as s } from './sectionShared';
 
 const GRADE_TONE: Record<number, 'good' | 'warn' | 'bad'> = {
   1: 'good',
@@ -157,14 +157,15 @@ export function CompareOfsted({
       }
     >
       <SectionGrid schools={schools}>
-        <RowLabel>Result</RowLabel>
+        <Measure label="Result">
         {schools.map((school, i) => (
           <Cell key={school.urn} school={school} index={i}>
             <ResultCell display={displays[i]} />
           </Cell>
         ))}
+        </Measure>
 
-        <RowLabel>Inspected</RowLabel>
+        <Measure label="Inspected">
         {schools.map((school, i) => {
           const ofsted = data[String(school.urn)]?.ofsted;
           const age = yearsSince(ofsted?.inspection_date ?? null);
@@ -176,9 +177,12 @@ export function CompareOfsted({
           );
         })}
 
-        <RowLabel tip="Older-style inspections: one rating per judgement area, where published. New-style inspections: the full report card, one rating per area of school life.">
-          Judgement detail
-        </RowLabel>
+        </Measure>
+
+        <Measure
+          tip="Older-style inspections: one rating per judgement area, where published. New-style inspections: the full report card, one rating per area of school life."
+          label="Judgement detail"
+        >
         {schools.map((school, i) => {
           const ofsted = data[String(school.urn)]?.ofsted;
           return (
@@ -196,9 +200,12 @@ export function CompareOfsted({
           );
         })}
 
-        <RowLabel tip="Links to the school's page on ofsted.gov.uk, where all its inspection reports are listed.">
-          Ofsted page
-        </RowLabel>
+        </Measure>
+
+        <Measure
+          tip="Links to the school's page on ofsted.gov.uk, where all its inspection reports are listed."
+          label="Ofsted page"
+        >
         {schools.map((school, i) => {
           const url =
             data[String(school.urn)]?.ofsted?.ofsted_page_url ??
@@ -211,6 +218,7 @@ export function CompareOfsted({
             </Cell>
           );
         })}
+        </Measure>
       </SectionGrid>
     </Section>
   );

nextjs-app/components/compare/TrendsExplorer.module.css

@@ -75,34 +75,3 @@
     height: 360px;
   }
 }
-
-.tableWrapper {
-  overflow-x: auto;
-  margin-top: 1.5rem;
-}
-
-.table {
-  width: 100%;
-  border-collapse: collapse;
-  font-size: 0.9rem;
-}
-
-.table th,
-.table td {
-  text-align: left;
-  padding: 0.6rem 0.75rem;
-  border-bottom: 1px solid var(--border-light);
-}
-
-.table th {
-  background: var(--bg-secondary);
-  font-size: 0.8rem;
-  text-transform: uppercase;
-  letter-spacing: 0.03em;
-  color: var(--text-secondary);
-}
-
-.yearCell {
-  font-weight: 600;
-  white-space: nowrap;
-}

nextjs-app/components/compare/TrendsExplorer.tsx

@@ -1,19 +1,17 @@
 /**
  * Explore trends — the full grouped metric catalogue (nothing from the old
- * compare page is lost; spec §4's tier 3) driving the year-by-year chart
- * with its England reference line, plus the year-by-year table. Progress
- * metrics carry CI-based bands for the years DfE published them.
+ * compare page is lost; spec §4's tier 3) driving the year-by-year chart with
+ * its England reference line. Matches the mockup: a measure picker and the
+ * chart only (no data table).
  */
 
 'use client';
 
 import dynamic from 'next/dynamic';
 
-import { progressBand } from '@/lib/compareLogic';
 import type { ComparisonData, MetricDefinition, NationalAverages, School } from '@/lib/types';
-import { formatAcademicYear, formatMetricValue, metricKind } from '@/lib/utils';
 import { track } from '@/lib/analytics';
-import { Chip, Section, sectionStyles as s } from './sectionShared';
+import { Section } from './sectionShared';
 import styles from './TrendsExplorer.module.css';
 
 const ComparisonChart = dynamic(
@@ -40,14 +38,6 @@ const SECONDARY_OPTGROUPS: { label: string; category: string }[] = [
 export const PRIMARY_CATEGORIES = PRIMARY_OPTGROUPS.map((g) => g.category);
 export const SECONDARY_CATEGORIES = SECONDARY_OPTGROUPS.map((g) => g.category);
 
-const PROGRESS_CI: Record<string, [string, string]> = {
-  reading_progress: ['reading_progress_lower_ci', 'reading_progress_upper_ci'],
-  writing_progress: ['writing_progress_lower_ci', 'writing_progress_upper_ci'],
-  maths_progress: ['maths_progress_lower_ci', 'maths_progress_upper_ci'],
-};
-
-const BAND_LABEL = { above: 'Above average', average: 'Average', below: 'Below average' } as const;
-
 export function TrendsExplorer({
   schools,
   data,
@@ -78,21 +68,11 @@ export function TrendsExplorer({
     nationalByYear[entry.year] = block?.[metric] ?? null;
   }
 
-  const years = [
-    ...new Set(
-      schools.flatMap(
-        (school) => data[String(school.urn)]?.yearly_data.map((d) => Math.trunc(d.year)) ?? [],
-      ),
-    ),
-  ].sort((a, b) => a - b);
-
   const handleMetricChange = (next: string) => {
     track('compare_metric_changed', { metric: next, phase: isPrimaryPhase ? 'primary' : 'secondary' });
     onMetricChange(next);
   };
 
-  const ciKeys = PROGRESS_CI[metric];
-
   return (
     <Section
       title="Explore trends"
@@ -128,8 +108,7 @@ export function TrendsExplorer({
           {metric.includes('progress') && (
             <p className={styles.progressNote}>
               Progress scores measure pupils&apos; progress from KS1 to KS2. A score of 0 equals the
-              national average. DfE stopped publishing KS2 progress after 2022/23 (no KS1 baseline);
-              bands use DfE&apos;s confidence intervals, not the raw score alone.
+              national average. DfE stopped publishing KS2 progress after 2022/23 (no KS1 baseline).
             </p>
           )}
 
@@ -142,52 +121,6 @@ export function TrendsExplorer({
               nationalByYear={nationalByYear}
             />
           </div>
-
-          {years.length > 0 && (
-            <div className={styles.tableWrapper}>
-              <table className={styles.table}>
-                <thead>
-                  <tr>
-                    <th>Year</th>
-                    {schools.map((school) => (
-                      <th key={school.urn}>{school.school_name}</th>
-                    ))}
-                  </tr>
-                </thead>
-                <tbody>
-                  {years.map((year) => (
-                    <tr key={year}>
-                      <td className={styles.yearCell}>{formatAcademicYear(year)}</td>
-                      {schools.map((school) => {
-                        const row = data[String(school.urn)]?.yearly_data.find(
-                          (d) => Math.trunc(d.year) === year,
-                        ) as (Record<string, unknown> & { year: number }) | undefined;
-                        const value = row?.[metric];
-                        if (typeof value !== 'number') return <td key={school.urn}>–</td>;
-                        const band = ciKeys
-                          ? progressBand(
-                              value,
-                              (row?.[ciKeys[0]] as number | null) ?? null,
-                              (row?.[ciKeys[1]] as number | null) ?? null,
-                            )
-                          : null;
-                        return (
-                          <td key={school.urn}>
-                            {formatMetricValue(value, metricKind(metric))}{' '}
-                            {band && (
-                              <Chip tone={band === 'above' ? 'good' : band === 'below' ? 'warn' : 'neutral'}>
-                                {BAND_LABEL[band]}
-                              </Chip>
-                            )}
-                          </td>
-                        );
-                      })}
-                    </tr>
-                  ))}
-                </tbody>
-              </table>
-            </div>
-          )}
         </div>
       </details>
     </Section>

nextjs-app/components/compare/compareSections.module.css

@@ -31,43 +31,71 @@
   margin-top: 1.25rem;
 }
 
+/* Mobile base: each measure is a card; each cell is a school row led by a
+   colour dot + short name. `display: contents` at ≥761px dissolves the card
+   back into the shared grid. */
+.measure {
+  background: var(--bg-card);
+  border: 1px solid var(--border-light);
+  border-radius: 12px;
+  box-shadow: var(--shadow-soft);
+  padding: 0.75rem 0.85rem;
+  margin-bottom: 0.6rem;
+}
+
 .rowLabel {
   font-size: 0.85rem;
   font-weight: 600;
-  color: var(--text-secondary);
+  color: var(--text-primary);
   display: flex;
   align-items: center;
   gap: 0.35rem;
-  background: var(--bg-secondary);
-  border-radius: 6px;
-  padding: 0.4rem 0.6rem;
-  margin-top: 0.8rem;
+  padding: 0 0 0.1rem;
 }
 
 .cell {
-  padding: 0.4rem 0.6rem;
+  display: flex;
+  align-items: center;
+  gap: 0.5rem;
+  flex-wrap: wrap;
+  padding: 0.45rem 0;
+  border-top: 1px solid var(--border-light);
+  margin-top: 0.45rem;
   font-size: 0.95rem;
 }
 
-.cell::before {
-  content: attr(data-school);
-  display: block;
-  font-size: 0.72rem;
+.cellTag {
+  display: inline-flex;
+  align-items: center;
+  gap: 0.4rem;
+  width: 5rem;
+  flex: none;
+  font-size: 0.8rem;
   font-weight: 600;
-  color: var(--sc, var(--text-muted));
+  color: var(--sc, var(--text-secondary));
+}
+
+.cellDot {
+  width: 9px;
+  height: 9px;
+  border-radius: 50%;
+  background: var(--dot, var(--text-muted));
+  flex: none;
 }
 
 .big {
-  font-size: 1.35rem;
+  font-size: 1.05rem;
   font-weight: 700;
   font-variant-numeric: tabular-nums;
 }
 
 .small {
   display: block;
+  flex-basis: 100%;
+  padding-left: 5.5rem;
   font-size: 0.8rem;
   color: var(--text-muted);
-  margin-top: 0.1rem;
+  margin-top: -0.05rem;
 }
 
 .chip {
@@ -197,20 +225,37 @@
     gap: 0 0.75rem;
   }
 
+  /* Dissolve the per-measure card so its label + cells become grid items of
+     .grid, keeping columns aligned across every measure. */
+  .measure {
+    display: contents;
+  }
+
+  .cellTag {
+    display: none;
+  }
+
   .rowLabel {
-    background: none;
-    border-radius: 0;
-    margin-top: 0;
+    color: var(--text-secondary);
     padding: 0.85rem 0.5rem 0.85rem 0;
     border-bottom: 1px solid var(--border-light);
   }
 
   .cell {
+    display: block;
     padding: 0.85rem 0.25rem;
+    border-top: none;
     border-bottom: 1px solid var(--border-light);
+    margin-top: 0;
   }
 
-  .cell::before {
-    content: none;
+  .big {
+    font-size: 1.35rem;
+  }
+
+  .small {
+    flex-basis: auto;
+    padding-left: 0;
+    margin-top: 0.1rem;
   }
 }

nextjs-app/components/compare/sectionShared.tsx

@@ -10,7 +10,7 @@
 import type { CSSProperties, ReactNode } from 'react';
 
 import type { School } from '@/lib/types';
-import { CHART_TEXT_COLORS } from '@/lib/utils';
+import { CHART_COLORS, CHART_TEXT_COLORS, shortName } from '@/lib/utils';
 import styles from './compareSections.module.css';
 
 export function Section({
@@ -61,6 +61,29 @@ export function RowLabel({ children, tip }: { children: ReactNode; tip?: string
   );
 }
 
+/**
+ * One measure = its row label plus a cell per school. `display: contents` on
+ * desktop (see CSS) makes these flow into the section grid as if this wrapper
+ * weren't here, keeping columns aligned across measures; on mobile the wrapper
+ * becomes a card so each measure reads as its own block.
+ */
+export function Measure({
+  label,
+  tip,
+  children,
+}: {
+  label: ReactNode;
+  tip?: string;
+  children: ReactNode;
+}) {
+  return (
+    <div className={styles.measure}>
+      <RowLabel tip={tip}>{label}</RowLabel>
+      {children}
+    </div>
+  );
+}
+
 export function Cell({
   school,
   index,
@@ -73,9 +96,19 @@ export function Cell({
   return (
     <div
       className={styles.cell}
-      data-school={school.school_name}
-      style={{ '--sc': CHART_TEXT_COLORS[index % CHART_TEXT_COLORS.length] } as CSSProperties}
+      style={
+        {
+          '--sc': CHART_TEXT_COLORS[index % CHART_TEXT_COLORS.length],
+          '--dot': CHART_COLORS[index % CHART_COLORS.length],
+        } as CSSProperties
+      }
     >
+      {/* Mobile-only per-school tag (dot + short name); hidden on desktop,
+          where the column header identifies the school. */}
+      <span className={styles.cellTag}>
+        <span className={styles.cellDot} aria-hidden="true" />
+        {shortName(school.school_name)}
+      </span>
       {children}
     </div>
   );

nextjs-app/lib/utils.ts

@@ -59,6 +59,24 @@ export function truncate(text: string, maxLength: number): string {
   return text.slice(0, maxLength).trim() + '...';
 }
 
+/**
+ * A compact school label for tight spaces (mobile compare rows, chip bars):
+ * drop the trailing establishment-type words so "Barclay Primary School" →
+ * "Barclay", "St Mary's Catholic Primary School" → "St Mary's". Falls back to
+ * a length-capped truncation for names that don't carry a type suffix.
+ */
+export function shortName(name: string, maxLength = 20): string {
+  let s = name
+    .replace(
+      /\s+(primary|junior|infant|nursery|community|foundation|catholic|academy|school|college)\b.*$/i,
+      '',
+    )
+    .trim();
+  if (!s) s = name;
+  if (s.length > maxLength) s = s.slice(0, maxLength - 1).trim() + '…';
+  return s;
+}
+
 /**
  * Format a school's age range for display, e.g. "3-11" → "Ages 3–11".
  * Display-only — leaves the raw `age_range` field (used for sixth-form