various edits

dashboard/index.html

@@ -126,7 +126,7 @@
               </header>
               <div id="utah-coverage-map" class="utah-map" role="img" aria-label="Utah county-feed coverage"></div>
               <div id="county-coverage-list" class="county-list" aria-label="County availability list"></div>
-              <p class="chart-note">Availability only—this is not a county outcome ranking. Teal feeds are represented in the sample; gray counties are unavailable, not zero.</p>
+              <p class="chart-note">Availability only—this is not a county outcome ranking. Teal markers show counties represented in the sample; unmarked counties are unavailable, not zero.</p>
             </article>
 
             <article class="panel">
@@ -177,7 +177,7 @@
                   <span>Make or model</span>
                   <input id="cohort-search" type="search" autocomplete="off" placeholder="Search supported cohorts">
                 </label>
-                <p class="filter-panel__note"><strong>Published grain:</strong> prior make and model only. County, age, fuel, program, and period slices are not available for these scorecards.</p>
+                <p class="filter-panel__note"><strong>Published grain:</strong> prior make and model. <strong>Combined model families:</strong> Chevrolet Silverado 1500; Dodge Ram 1500; Hyundai Elantra; Nissan Altima; Subaru Outback; and Toyota 4Runner, Corolla, and Tacoma. <strong>Exact source-label cohorts:</strong> Ford F150; Honda Accord and Civic; and Toyota Camry. County, age, fuel, program, and period slices are not available for these scorecards.</p>
               </form>
             </aside>
 
@@ -200,7 +200,7 @@
                   <div><p class="eyebrow">Descriptive sample comparison</p><h2>Observed cohort associations</h2></div>
                 </header>
                 <div id="cohort-dot-plot" class="chart chart--scorecard" role="img" aria-label="Observed development-sample cohort non-pass rates"></div>
-                <p class="chart-note">Ordering is a viewing aid within this sample, not a reliability ranking or population comparison.</p>
+                <p class="chart-note">The filter note distinguishes combined model families from exact source-label cohorts. Ordering is a viewing aid within this sample, not a reliability ranking or population comparison.</p>
               </article>
 
               <div id="cohort-cards" class="cohort-cards"></div>